diff --git a/addlti.php b/addlti.php
index ff33b685..23f0df6a 100644
--- a/addlti.php
+++ b/addlti.php
@@ -39,13 +39,13 @@
 $seriesid = required_param('seriesid', PARAM_ALPHANUMEXT);
 
 // Set base URL.
-$baseurl = new moodle_url('/blocks/opencast/addlti.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$baseurl = new moodle_url('/blocks/opencast/addlti.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 // Remember URLs for redirecting.
 $redirecturloverview = new moodle_url('/blocks/opencast/index.php',
-    array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
-$redirecturlcourse = new moodle_url('/course/view.php', array('id' => $courseid));
+    ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
+$redirecturlcourse = new moodle_url('/course/view.php', ['id' => $courseid]);
 $redirecturlcancel = $redirecturloverview;
 
 // Require login and course membership.
@@ -77,7 +77,7 @@
 
 // Use Add LTI form.
 $addltiform = new addlti_form(null,
-    array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid, 'seriesid' => $seriesid));
+    ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid, 'seriesid' => $seriesid]);
 
 // Get API bridge instance.
 $apibridge = apibridge::get_instance($ocinstanceid);
diff --git a/backup/moodle2/backup_opencast_block_task.class.php b/backup/moodle2/backup_opencast_block_task.class.php
index 28a4ccfc..21bd5199 100644
--- a/backup/moodle2/backup_opencast_block_task.class.php
+++ b/backup/moodle2/backup_opencast_block_task.class.php
@@ -42,14 +42,13 @@
  * @author     Andreas Wagner
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class backup_opencast_block_task extends backup_block_task
-{
+class backup_opencast_block_task extends backup_block_task {
+
 
     /**
      * Add a setting to backup process, when course videos are available.
      */
-    protected function define_my_settings()
-    {
+    protected function define_my_settings() {
         $ocinstances = settings_api::get_ocinstances();
         foreach ($ocinstances as $ocinstance) {
             // Check whether this feature is enabled and working at all.
@@ -89,8 +88,7 @@ protected function define_my_settings()
     /**
      * Add the structure step, when course videos are available.
      */
-    protected function define_my_steps()
-    {
+    protected function define_my_steps() {
         $ocinstances = settings_api::get_ocinstances();
         foreach ($ocinstances as $ocinstance) {
             if (!$this->setting_exists('opencast_videos_include_' . $ocinstance->id)) {
@@ -108,8 +106,7 @@ protected function define_my_steps()
      * No file areas are controlled by this block.
      * @return array
      */
-    public function get_fileareas()
-    {
+    public function get_fileareas() {
         return [];
     }
 
@@ -117,8 +114,7 @@ public function get_fileareas()
      * We don't need to encode attrs in configdata.
      * @return array
      */
-    public function get_configdata_encoded_attributes()
-    {
+    public function get_configdata_encoded_attributes() {
         return [];
     }
 
@@ -127,8 +123,7 @@ public function get_configdata_encoded_attributes()
      * @param string $content
      * @return string
      */
-    public static function encode_content_links($content)
-    {
+    public static function encode_content_links($content) {
         return $content;
     }
 
diff --git a/backup/moodle2/backup_opencast_stepslib.php b/backup/moodle2/backup_opencast_stepslib.php
index 6b2d1973..ea900c58 100644
--- a/backup/moodle2/backup_opencast_stepslib.php
+++ b/backup/moodle2/backup_opencast_stepslib.php
@@ -38,8 +38,7 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class backup_opencast_block_structure_step extends backup_block_structure_step
-{
+class backup_opencast_block_structure_step extends backup_block_structure_step {
 
     /**
      * Defines the structure of the backup file.
@@ -48,8 +47,7 @@ class backup_opencast_block_structure_step extends backup_block_structure_step
      * @throws base_step_exception
      * @throws dml_exception
      */
-    protected function define_structure()
-    {
+    protected function define_structure() {
         $ocinstanceid = intval(ltrim($this->get_name(), "opencast_structure_"));
 
         // Root.
diff --git a/backup/moodle2/restore_opencast_block_task.class.php b/backup/moodle2/restore_opencast_block_task.class.php
index 5d13d78c..8f6050f3 100644
--- a/backup/moodle2/restore_opencast_block_task.class.php
+++ b/backup/moodle2/restore_opencast_block_task.class.php
@@ -35,8 +35,8 @@
 /**
  * Define settings of the restore tasks for the opencast block.
  */
-class restore_opencast_block_task extends restore_block_task
-{
+class restore_opencast_block_task extends restore_block_task {
+
 
     /**
      * Check, if it is possible to restore events into given target course.
@@ -47,8 +47,7 @@ class restore_opencast_block_task extends restore_block_task
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    private function can_restore_events($ocinstanceid)
-    {
+    private function can_restore_events($ocinstanceid) {
         $apibridge = apibridge::get_instance($ocinstanceid);
 
         $courseid = $this->get_courseid();
@@ -69,8 +68,7 @@ private function can_restore_events($ocinstanceid)
      *   1. course videos are available in backupfile AND
      *   2. target course has not yet an assigned series.
      */
-    protected function define_my_settings()
-    {
+    protected function define_my_settings() {
         $ocinstances = settings_api::get_ocinstances();
         if (empty($ocinstances)) {
             throw new dml_exception('dmlreadexception', null,
@@ -97,8 +95,7 @@ protected function define_my_settings()
     /**
      * Add a restore step, when required.
      */
-    protected function define_my_steps()
-    {
+    protected function define_my_steps() {
         $ocinstances = settings_api::get_ocinstances();
         if (empty($ocinstances)) {
             throw new dml_exception('dmlreadexception', null,
@@ -126,8 +123,7 @@ protected function define_my_steps()
      * No file areas are controlled by this block.
      * @return array
      */
-    public function get_fileareas()
-    {
+    public function get_fileareas() {
         return [];
     }
 
@@ -135,17 +131,15 @@ public function get_fileareas()
      * We don't need to encode attrs in configdata.
      * @return array
      */
-    public function get_configdata_encoded_attributes()
-    {
-        return array(); // We need to encode some attrs in configdata.
+    public function get_configdata_encoded_attributes() {
+        return []; // We need to encode some attrs in configdata.
     }
 
     /**
      * Define the decoding rules for links belonging
      * to the activity to be executed by the link decoder.
      */
-    public static function define_decode_rules()
-    {
+    public static function define_decode_rules() {
         return [];
     }
 
@@ -153,8 +147,7 @@ public static function define_decode_rules()
      * Define the contents in the activity that must be
      * processed by the link decoder
      */
-    public static function define_decode_contents()
-    {
+    public static function define_decode_contents() {
         return [];
     }
 
diff --git a/backup/moodle2/restore_opencast_stepslib.php b/backup/moodle2/restore_opencast_stepslib.php
index 51023d0e..1101bab9 100644
--- a/backup/moodle2/restore_opencast_stepslib.php
+++ b/backup/moodle2/restore_opencast_stepslib.php
@@ -36,8 +36,8 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class restore_opencast_block_structure_step extends restore_structure_step
-{
+class restore_opencast_block_structure_step extends restore_structure_step {
+
 
     /** @var array Ids of the videos included in the backup. */
     private $backupeventids = [];
@@ -57,8 +57,7 @@ class restore_opencast_block_structure_step extends restore_structure_step
      *
      * @return array of @restore_path_element elements
      */
-    protected function define_structure()
-    {
+    protected function define_structure() {
         global $USER;
         $ocinstanceid = intval(ltrim($this->get_name(), "opencast_structure_"));
         $this->ocinstanceid = $ocinstanceid;
@@ -66,7 +65,7 @@ protected function define_structure()
         // Check, target series.
         $courseid = $this->get_courseid();
 
-        $paths = array();
+        $paths = [];
 
         // Get apibridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
@@ -105,8 +104,7 @@ protected function define_structure()
      * @param array $data the event identifier
      * @return void
      */
-    public function process_event($data)
-    {
+    public function process_event($data) {
         $data = (object)$data;
 
         // Collect eventids for notification.
@@ -136,8 +134,7 @@ public function process_event($data)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function process_series($data)
-    {
+    public function process_series($data) {
         global $USER;
 
         $data = (object)$data;
@@ -168,8 +165,7 @@ public function process_series($data)
      * @param array $data The import data needed for ACL change mode.
      * @return void
      */
-    public function process_import($data)
-    {
+    public function process_import($data) {
 
         $data = (object)$data;
 
@@ -183,8 +179,7 @@ public function process_import($data)
      *
      * @return void
      */
-    public function after_restore()
-    {
+    public function after_restore() {
 
         $courseid = $this->get_courseid();
 
diff --git a/backup/moodle2/settings/block_backup_setting.class.php b/backup/moodle2/settings/block_backup_setting.class.php
index 60793185..d351142a 100644
--- a/backup/moodle2/settings/block_backup_setting.class.php
+++ b/backup/moodle2/settings/block_backup_setting.class.php
@@ -29,8 +29,8 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class backup_block_opencast_setting extends backup_setting
-{
+class backup_block_opencast_setting extends backup_setting {
+
 
     /**
      * Create an instance of this class. Note that this is used to control level and layout of this setting.
@@ -41,8 +41,7 @@ class backup_block_opencast_setting extends backup_setting
      * @param bool $visibility Is the setting visible in the UI
      * @param int $status Status of the setting with regards to the locking
      */
-    public function __construct($name, $vtype, $value = null, $visibility = self::VISIBLE, $status = self::NOT_LOCKED)
-    {
+    public function __construct($name, $vtype, $value = null, $visibility = self::VISIBLE, $status = self::NOT_LOCKED) {
 
         $this->level = self::COURSE_LEVEL;
 
diff --git a/backup/moodle2/settings/block_restore_setting.class.php b/backup/moodle2/settings/block_restore_setting.class.php
index 01804e92..0e88f61e 100644
--- a/backup/moodle2/settings/block_restore_setting.class.php
+++ b/backup/moodle2/settings/block_restore_setting.class.php
@@ -34,6 +34,6 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class restore_block_opencast_setting extends backup_block_opencast_setting
-{
+class restore_block_opencast_setting extends backup_block_opencast_setting {
+
 }
diff --git a/classes/admin_setting_configeditabletable.php b/classes/admin_setting_configeditabletable.php
index f6a6372b..6d11c758 100644
--- a/classes/admin_setting_configeditabletable.php
+++ b/classes/admin_setting_configeditabletable.php
@@ -33,8 +33,8 @@
  * @copyright  2021 Tamara Gunkel, University of Münster
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class admin_setting_configeditabletable extends admin_setting
-{
+class admin_setting_configeditabletable extends admin_setting {
+
     /** @var string Id of the div tag */
     private $divid;
     /** @var string Text for add button */
@@ -46,8 +46,7 @@ class admin_setting_configeditabletable extends admin_setting
      * @param string $divid Id of the div tag
      * @param string $buttontext Text of "Add row" button
      */
-    public function __construct($name, $divid, $buttontext)
-    {
+    public function __construct($name, $divid, $buttontext) {
         $this->nosave = true;
         $this->divid = $divid;
         $this->buttontext = $buttontext;
@@ -59,8 +58,7 @@ public function __construct($name, $divid, $buttontext)
      *
      * @return bool Always returns true
      */
-    public function get_setting()
-    {
+    public function get_setting() {
         return true;
     }
 
@@ -69,8 +67,7 @@ public function get_setting()
      *
      * @return bool Always returns true
      */
-    public function get_defaultsetting()
-    {
+    public function get_defaultsetting() {
         return true;
     }
 
@@ -80,8 +77,7 @@ public function get_defaultsetting()
      * @param mixed $data Gets converted to str for comparison against yes value
      * @return string Always returns an empty string
      */
-    public function write_setting($data)
-    {
+    public function write_setting($data) {
         // Do not write any setting.
         return '';
     }
@@ -93,8 +89,7 @@ public function write_setting($data)
      * @param string $query
      * @return string Returns an HTML string
      */
-    public function output_html($data, $query = '')
-    {
+    public function output_html($data, $query = '') {
         return '<div class="mt-3" id="' . $this->divid .
             '"></div><div class="d-flex"><button class="btn btn-primary mt-3 ml-auto mb-3" type="button" id="addrow-' .
             $this->divid . '">' . $this->buttontext . '</button></div>';
diff --git a/classes/admin_setting_configtextvalidate.php b/classes/admin_setting_configtextvalidate.php
index 73022468..9abb830f 100644
--- a/classes/admin_setting_configtextvalidate.php
+++ b/classes/admin_setting_configtextvalidate.php
@@ -33,8 +33,8 @@
  * @copyright  2022 Tamara Gunkel, University of Münster
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class admin_setting_configtextvalidate extends admin_setting_configtext
-{
+class admin_setting_configtextvalidate extends admin_setting_configtext {
+
     /** @var callable|null Validation function */
     protected $validatefunction = null;
 
@@ -46,8 +46,7 @@ class admin_setting_configtextvalidate extends admin_setting_configtext
      *
      * @param callable|null $validatefunction Validate function or null to clear
      */
-    public function set_validate_function(?callable $validatefunction = null)
-    {
+    public function set_validate_function(?callable $validatefunction = null) {
         $this->validatefunction = $validatefunction;
     }
 
@@ -56,8 +55,7 @@ public function set_validate_function(?callable $validatefunction = null)
      * @param string $data New setting data
      * @return mixed true if ok string if error found
      */
-    public function validate($data)
-    {
+    public function validate($data) {
         $valid = parent::validate($data);
         if ($valid === true) {
             // Parent validation was successful.
diff --git a/classes/admin_setting_hiddenhelpbtn.php b/classes/admin_setting_hiddenhelpbtn.php
index 3b331486..41d3e645 100644
--- a/classes/admin_setting_hiddenhelpbtn.php
+++ b/classes/admin_setting_hiddenhelpbtn.php
@@ -33,8 +33,8 @@
  * @copyright  2021 Tamara Gunkel, University of Münster
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class admin_setting_hiddenhelpbtn extends admin_setting
-{
+class admin_setting_hiddenhelpbtn extends admin_setting {
+
     /** @var string Id of the div tag */
     private $divid;
 
@@ -51,8 +51,7 @@ class admin_setting_hiddenhelpbtn extends admin_setting
      * @param string $iconname Icon that is displayed as help button
      * @param string $component Component
      */
-    public function __construct($name, $divid, $iconname, $component)
-    {
+    public function __construct($name, $divid, $iconname, $component) {
         $this->nosave = true;
         $this->divid = $divid;
         $this->iconname = $iconname;
@@ -65,8 +64,7 @@ public function __construct($name, $divid, $iconname, $component)
      *
      * @return bool Always returns true
      */
-    public function get_setting()
-    {
+    public function get_setting() {
         return true;
     }
 
@@ -75,8 +73,7 @@ public function get_setting()
      *
      * @return bool Always returns true
      */
-    public function get_defaultsetting()
-    {
+    public function get_defaultsetting() {
         return true;
     }
 
@@ -86,8 +83,7 @@ public function get_defaultsetting()
      * @param mixed $data Gets converted to str for comparison against yes value
      * @return string Always returns an empty string
      */
-    public function write_setting($data)
-    {
+    public function write_setting($data) {
         // Do not write any setting.
         return '';
     }
@@ -99,8 +95,7 @@ public function write_setting($data)
      * @param string $query
      * @return string Returns an HTML string
      */
-    public function output_html($data, $query = '')
-    {
+    public function output_html($data, $query = '') {
         global $OUTPUT;
         return '<div class="d-none" id="' . $this->divid . '">' .
             $OUTPUT->help_icon($this->iconname, $this->component) .
diff --git a/classes/enrolled_user_selector.php b/classes/enrolled_user_selector.php
index e183ab52..3f5f5f36 100644
--- a/classes/enrolled_user_selector.php
+++ b/classes/enrolled_user_selector.php
@@ -33,8 +33,8 @@
  * @copyright 2022 Tamara Gunkel, WWU
  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class block_opencast_enrolled_user_selector extends user_selector_base
-{
+class block_opencast_enrolled_user_selector extends user_selector_base {
+
     /** @var bool|context|context_system|mixed|null Moodle context, usually course */
     protected $context;
 
@@ -43,8 +43,7 @@ class block_opencast_enrolled_user_selector extends user_selector_base
      * @param string $name control name
      * @param array $options should have two elements with keys groupid and courseid.
      */
-    public function __construct($name, $options)
-    {
+    public function __construct($name, $options) {
         if (isset($options['context'])) {
             $this->context = $options['context'];
         } else {
@@ -57,8 +56,7 @@ public function __construct($name, $options)
      * Get options supported by the selector.
      * @return array
      */
-    protected function get_options()
-    {
+    protected function get_options() {
         $options = parent::get_options();
         $options['contextid'] = $this->context->id;
         return $options;
@@ -71,8 +69,7 @@ protected function get_options()
      * @throws coding_exception
      * @throws dml_exception
      */
-    public function find_users($search)
-    {
+    public function find_users($search) {
         global $DB;
 
         list($enrolsql, $eparams) = get_enrolled_sql($this->context);
diff --git a/classes/event/upload_failed.php b/classes/event/upload_failed.php
index cbf63483..67e4e522 100644
--- a/classes/event/upload_failed.php
+++ b/classes/event/upload_failed.php
@@ -34,16 +34,15 @@
  * @copyright  2017 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class upload_failed extends base
-{
+class upload_failed extends base {
+
 
     /**
      * Init method.
      *
      * @return void
      */
-    protected function init()
-    {
+    protected function init() {
         $this->data['crud'] = 'c';
         $this->data['edulevel'] = self::LEVEL_OTHER;
         $this->data['objecttable'] = 'block_opencast_uploadjob';
@@ -54,8 +53,7 @@ protected function init()
      *
      * @return string
      */
-    public static function get_name()
-    {
+    public static function get_name() {
         return get_string('eventuploadfailed', 'block_opencast');
     }
 
@@ -64,8 +62,7 @@ public static function get_name()
      *
      * @return string
      */
-    public function get_description()
-    {
+    public function get_description() {
         return "The upload of {$this->data['other']['filename']} (Course: {$this->data['courseid']}) " .
             "to opencast instance {$this->data['ocinstanceid']} failed {$this->data['other']['countfailed']} times, " .
             "Reason: {$this->data['other']['errormessage']}";
@@ -76,8 +73,7 @@ public function get_description()
      *
      * @return moodle_url
      */
-    public function get_url()
-    {
+    public function get_url() {
         return new moodle_url('/blocks/opencast/index.php',
             ['courseid' => $this->data['courseid'], 'ocinstanceid' => $this->data['ocinstanceid']]);
     }
diff --git a/classes/event/upload_succeeded.php b/classes/event/upload_succeeded.php
index af1d99f9..613f1e2f 100644
--- a/classes/event/upload_succeeded.php
+++ b/classes/event/upload_succeeded.php
@@ -34,16 +34,15 @@
  * @copyright  2017 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class upload_succeeded extends base
-{
+class upload_succeeded extends base {
+
 
     /**
      * Init method.
      *
      * @return void
      */
-    protected function init()
-    {
+    protected function init() {
         $this->data['crud'] = 'c';
         $this->data['edulevel'] = self::LEVEL_OTHER;
         $this->data['objecttable'] = 'block_opencast_uploadjob';
@@ -54,8 +53,7 @@ protected function init()
      *
      * @return string
      */
-    public static function get_name()
-    {
+    public static function get_name() {
         return get_string('eventuploadsucceeded', 'block_opencast');
     }
 
@@ -64,8 +62,7 @@ public static function get_name()
      *
      * @return string
      */
-    public function get_description()
-    {
+    public function get_description() {
         return "the upload of {$this->data['other']['filename']} (Course: {$this->data['courseid']}) " .
             "to opencast instance {$this->data['other']['ocinstanceid']} was successful.";
     }
@@ -75,8 +72,7 @@ public function get_description()
      *
      * @return moodle_url
      */
-    public function get_url()
-    {
+    public function get_url() {
         return new moodle_url('/blocks/opencast/index.php',
             ['courseid' => $this->data['courseid'], 'ocinstanceid' => $this->data['other']['ocinstanceid']]);
     }
diff --git a/classes/external.php b/classes/external.php
index c36898af..1f45a7e5 100644
--- a/classes/external.php
+++ b/classes/external.php
@@ -38,16 +38,15 @@
  * @copyright  2021 Tamara Gunkel <tamara.gunkel@wi.uni-muenster.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class block_opencast_external extends external_api
-{
+class block_opencast_external extends external_api {
+
 
     /**
      * Returns description of method parameters
      *
      * @return external_function_parameters
      */
-    public static function submit_series_form_parameters()
-    {
+    public static function submit_series_form_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -61,8 +60,7 @@ public static function submit_series_form_parameters()
      *
      * @return external_function_parameters
      */
-    public static function get_series_titles_parameters()
-    {
+    public static function get_series_titles_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -75,8 +73,7 @@ public static function get_series_titles_parameters()
      *
      * @return external_function_parameters
      */
-    public static function import_series_parameters()
-    {
+    public static function import_series_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -89,8 +86,7 @@ public static function import_series_parameters()
      *
      * @return external_function_parameters
      */
-    public static function unlink_series_parameters()
-    {
+    public static function unlink_series_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -103,8 +99,7 @@ public static function unlink_series_parameters()
      *
      * @return external_function_parameters
      */
-    public static function set_default_series_parameters()
-    {
+    public static function set_default_series_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -117,8 +112,7 @@ public static function set_default_series_parameters()
      *
      * @return external_function_parameters
      */
-    public static function get_liveupdate_info_parameters()
-    {
+    public static function get_liveupdate_info_parameters() {
         return new external_function_parameters([
             'contextid' => new external_value(PARAM_INT, 'The context id for the course'),
             'ocinstanceid' => new external_value(PARAM_INT, 'The Opencast instance id'),
@@ -137,8 +131,7 @@ public static function get_liveupdate_info_parameters()
      *
      * @return string new series id
      */
-    public static function submit_series_form($contextid, int $ocinstanceid, string $seriesid, string $jsonformdata)
-    {
+    public static function submit_series_form($contextid, int $ocinstanceid, string $seriesid, string $jsonformdata) {
         global $USER, $DB;
 
         $params = self::validate_parameters(self::submit_series_form_parameters(), [
@@ -169,7 +162,7 @@ public static function submit_series_form($contextid, int $ocinstanceid, string
         $metadatacatalog = !empty($metadatacatalog) ? $metadatacatalog : [];
         $createseriesform = new series_form(null, ['courseid' => $course->id,
             'ocinstanceid' => $params['ocinstanceid'],
-            'metadata_catalog' => $metadatacatalog,], 'post', '', null, true, $data);
+            'metadata_catalog' => $metadatacatalog, ], 'post', '', null, true, $data);
         $validateddata = $createseriesform->get_data();
 
         if ($validateddata) {
@@ -215,8 +208,7 @@ public static function submit_series_form($contextid, int $ocinstanceid, string
      *
      * @return string Series titles
      */
-    public static function get_series_titles(int $contextid, int $ocinstanceid, string $series)
-    {
+    public static function get_series_titles(int $contextid, int $ocinstanceid, string $series) {
         $params = self::validate_parameters(self::get_series_titles_parameters(), [
             'contextid' => $contextid,
             'ocinstanceid' => $ocinstanceid,
@@ -249,8 +241,7 @@ public static function get_series_titles(int $contextid, int $ocinstanceid, stri
      *
      * @return bool True if successful
      */
-    public static function import_series(int $contextid, int $ocinstanceid, string $series)
-    {
+    public static function import_series(int $contextid, int $ocinstanceid, string $series) {
         global $USER, $DB;
         $params = self::validate_parameters(self::import_series_parameters(), [
             'contextid' => $contextid,
@@ -295,8 +286,7 @@ public static function import_series(int $contextid, int $ocinstanceid, string $
      *
      * @return bool True if successful
      */
-    public static function unlink_series(int $contextid, int $ocinstanceid, string $series)
-    {
+    public static function unlink_series(int $contextid, int $ocinstanceid, string $series) {
         $params = self::validate_parameters(self::unlink_series_parameters(), [
             'contextid' => $contextid,
             'ocinstanceid' => $ocinstanceid,
@@ -310,7 +300,7 @@ public static function unlink_series(int $contextid, int $ocinstanceid, string $
         list($unused, $course, $cm) = get_context_info_array($context->id);
 
         $mapping = seriesmapping::get_record(['ocinstanceid' => $params['ocinstanceid'], 'courseid' => $course->id,
-            'series' => $params['seriesid'],], true);
+            'series' => $params['seriesid'], ], true);
 
         if ($mapping) {
             if (!$mapping->delete()) {
@@ -338,8 +328,7 @@ public static function unlink_series(int $contextid, int $ocinstanceid, string $
      *
      * @return bool True if successful
      */
-    public static function set_default_series(int $contextid, int $ocinstanceid, string $series)
-    {
+    public static function set_default_series(int $contextid, int $ocinstanceid, string $series) {
         $params = self::validate_parameters(self::set_default_series_parameters(), [
             'contextid' => $contextid,
             'ocinstanceid' => $ocinstanceid,
@@ -353,7 +342,7 @@ public static function set_default_series(int $contextid, int $ocinstanceid, str
         list($unused, $course, $cm) = get_context_info_array($context->id);
 
         $olddefaultseries = seriesmapping::get_record(['ocinstanceid' => $params['ocinstanceid'],
-            'courseid' => $course->id, 'isdefault' => true,]);
+            'courseid' => $course->id, 'isdefault' => true, ]);
 
         // Series is already set as default.
         if ($olddefaultseries->get('series') == $params['seriesid']) {
@@ -362,7 +351,7 @@ public static function set_default_series(int $contextid, int $ocinstanceid, str
 
         // Set new series as default.
         $mapping = seriesmapping::get_record(['ocinstanceid' => $params['ocinstanceid'],
-            'courseid' => $course->id, 'series' => $params['seriesid'],], true);
+            'courseid' => $course->id, 'series' => $params['seriesid'], ], true);
 
         if ($mapping) {
             $mapping->set('isdefault', true);
@@ -392,8 +381,7 @@ public static function set_default_series(int $contextid, int $ocinstanceid, str
      *
      * @return string Latest update state info
      */
-    public static function get_liveupdate_info(int $contextid, int $ocinstanceid, string $type, string $identifier)
-    {
+    public static function get_liveupdate_info(int $contextid, int $ocinstanceid, string $type, string $identifier) {
         $params = self::validate_parameters(self::get_liveupdate_info_parameters(), [
             'contextid' => $contextid,
             'ocinstanceid' => $ocinstanceid,
@@ -430,8 +418,7 @@ public static function get_liveupdate_info(int $contextid, int $ocinstanceid, st
      *
      * @return external_description
      */
-    public static function submit_series_form_returns()
-    {
+    public static function submit_series_form_returns() {
         return new external_value(PARAM_RAW, 'Json series data');
     }
 
@@ -440,8 +427,7 @@ public static function submit_series_form_returns()
      *
      * @return external_description
      */
-    public static function get_series_titles_returns()
-    {
+    public static function get_series_titles_returns() {
         return new external_value(PARAM_RAW, 'json array for the series');
     }
 
@@ -450,8 +436,7 @@ public static function get_series_titles_returns()
      *
      * @return external_description
      */
-    public static function import_series_returns()
-    {
+    public static function import_series_returns() {
         return new external_value(PARAM_RAW, 'Json series data');
     }
 
@@ -460,8 +445,7 @@ public static function import_series_returns()
      *
      * @return external_description
      */
-    public static function unlink_series_returns()
-    {
+    public static function unlink_series_returns() {
         return new external_value(PARAM_BOOL, 'True if successful');
     }
 
@@ -470,8 +454,7 @@ public static function unlink_series_returns()
      *
      * @return external_description
      */
-    public static function set_default_series_returns()
-    {
+    public static function set_default_series_returns() {
         return new external_value(PARAM_BOOL, 'True if successful');
     }
 
@@ -480,8 +463,7 @@ public static function set_default_series_returns()
      *
      * @return external_description
      */
-    public static function get_liveupdate_info_returns()
-    {
+    public static function get_liveupdate_info_returns() {
         return new external_value(PARAM_RAW, 'Json live update info');
     }
 }
diff --git a/classes/groupaccess.php b/classes/groupaccess.php
index 05158d50..3419dcf5 100644
--- a/classes/groupaccess.php
+++ b/classes/groupaccess.php
@@ -33,8 +33,8 @@
  * @copyright  2018 Tobias Reischmann WWU
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class groupaccess extends persistent
-{
+class groupaccess extends persistent {
+
 
     /** Table name for the persistent. */
     const TABLE = 'block_opencast_groupaccess';
@@ -44,8 +44,7 @@ class groupaccess extends persistent
      *
      * @return array
      */
-    protected static function define_properties()
-    {
+    protected static function define_properties() {
         return [
             'id' => [
                 'type' => PARAM_INT,
diff --git a/classes/local/activitymodulemanager.php b/classes/local/activitymodulemanager.php
index 6e5b68f1..a51798f5 100644
--- a/classes/local/activitymodulemanager.php
+++ b/classes/local/activitymodulemanager.php
@@ -38,8 +38,8 @@
  * @copyright  2021 Justus Dieckmann WWU, 2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class activitymodulemanager
-{
+class activitymodulemanager {
+
 
     /**
      * Helperfunction to get the status of the Opencast series feature.
@@ -48,8 +48,7 @@ class activitymodulemanager
      * @param int $ocinstanceid Opencast instance id
      * @return boolean
      */
-    public static function is_enabled_and_working_for_series($ocinstanceid): bool
-    {
+    public static function is_enabled_and_working_for_series($ocinstanceid): bool {
         return get_config('block_opencast', 'addactivityenabled_' . $ocinstanceid) != false &&
             core_plugin_manager::instance()->get_plugin_info('mod_opencast') != null;
     }
@@ -61,8 +60,7 @@ public static function is_enabled_and_working_for_series($ocinstanceid): bool
      * @param int $ocinstanceid Opencast instance id
      * @return boolean
      */
-    public static function is_enabled_and_working_for_episodes($ocinstanceid)
-    {
+    public static function is_enabled_and_working_for_episodes($ocinstanceid) {
         return get_config('block_opencast', 'addactivityepisodeenabled_' . $ocinstanceid) != false &&
             core_plugin_manager::instance()->get_plugin_info('mod_opencast') != null;
     }
@@ -83,8 +81,7 @@ public static function is_enabled_and_working_for_episodes($ocinstanceid)
      * @return boolean
      */
     public static function create_module_for_series($courseid, $ocinstanceid, $title, $seriesid, $sectionid = 0, $introtext = '',
-                                                    $introformat = FORMAT_HTML, $availability = null, $allowdownload = false)
-    {
+                                                    $introformat = FORMAT_HTML, $availability = null, $allowdownload = false) {
         global $CFG, $DB;
 
         // Require mod library.
@@ -139,8 +136,7 @@ public static function create_module_for_series($courseid, $ocinstanceid, $title
      */
     public static function create_module_for_episode($courseid, $ocinstanceid, $title, $episodeuuid, $sectionid = 0,
                                                      $introtext = '', $introformat = FORMAT_HTML, $availability = null,
-                                                     $allowdownload = false)
-    {
+                                                     $allowdownload = false) {
         global $CFG, $DB;
 
         // Require mod library.
@@ -197,8 +193,7 @@ public static function create_module_for_episode($courseid, $ocinstanceid, $titl
      */
     public static function build_activity_modinfo($pluginid, $course, $ocinstanceid, $title, $sectionid, $opencastid, $type,
                                                   $introtext = '', $introformat = FORMAT_HTML, $availability = null,
-                                                  $allowdownload = false)
-    {
+                                                  $allowdownload = false) {
         global $DB;
 
         // Create standard class object.
@@ -250,18 +245,17 @@ public static function build_activity_modinfo($pluginid, $course, $ocinstanceid,
      *
      * @return int|boolean
      */
-    public static function get_module_for_series($ocinstanceid, $courseid, $seriesid)
-    {
+    public static function get_module_for_series($ocinstanceid, $courseid, $seriesid) {
         global $DB;
 
         // Get the Opencast Activity series module id.
         if (get_config('mod_opencast', 'version') >= 2021091200) {
             $instance = $DB->get_field('opencast', 'id', ['course' => $courseid,
-                'type' => opencasttype::SERIES, 'opencastid' => $seriesid, 'ocinstanceid' => $ocinstanceid,], IGNORE_MULTIPLE);
+                'type' => opencasttype::SERIES, 'opencastid' => $seriesid, 'ocinstanceid' => $ocinstanceid, ], IGNORE_MULTIPLE);
         } else {
             // Ensure backwards compatibility since ocinstanceid does not exist before.
             $instance = $DB->get_field('opencast', 'id', ['course' => $courseid,
-                'type' => opencasttype::SERIES, 'opencastid' => $seriesid,], IGNORE_MULTIPLE);
+                'type' => opencasttype::SERIES, 'opencastid' => $seriesid, ], IGNORE_MULTIPLE);
         }
 
         // If there is a Opencast Activity series module found.
@@ -292,17 +286,16 @@ public static function get_module_for_series($ocinstanceid, $courseid, $seriesid
      *
      * @return int|boolean
      */
-    public static function get_module_for_episode($courseid, $episodeuuid, $ocinstanceid)
-    {
+    public static function get_module_for_episode($courseid, $episodeuuid, $ocinstanceid) {
         global $DB;
 
         // Get the Opencast Activity series module id.
         if (get_config('mod_opencast', 'version') >= 2021091200) {
             $instance = $DB->get_field('opencast', 'id', ['course' => $courseid,
-                'opencastid' => $episodeuuid, 'type' => opencasttype::EPISODE, 'ocinstanceid' => $ocinstanceid,], IGNORE_MULTIPLE);
+                'opencastid' => $episodeuuid, 'type' => opencasttype::EPISODE, 'ocinstanceid' => $ocinstanceid, ], IGNORE_MULTIPLE);
         } else {
             $instance = $DB->get_field('opencast', 'id', ['course' => $courseid,
-                'opencastid' => $episodeuuid, 'type' => opencasttype::EPISODE,], IGNORE_MULTIPLE);
+                'opencastid' => $episodeuuid, 'type' => opencasttype::EPISODE, ], IGNORE_MULTIPLE);
         }
 
         // If there is a Opencast Activity series module found.
@@ -331,8 +324,7 @@ public static function get_module_for_episode($courseid, $episodeuuid, $ocinstan
      * @param int $ocinstanceid Opencast instance id
      * @return string
      */
-    public static function get_default_title_for_series($ocinstanceid)
-    {
+    public static function get_default_title_for_series($ocinstanceid) {
         // Get the default title from the admin settings.
         $defaulttitle = get_config('block_opencast', 'addactivitydefaulttitle_' . $ocinstanceid);
 
@@ -354,8 +346,7 @@ public static function get_default_title_for_series($ocinstanceid)
      *
      * @return string
      */
-    public static function get_default_title_for_episode($ocinstanceid, $episodeuuid)
-    {
+    public static function get_default_title_for_episode($ocinstanceid, $episodeuuid) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -390,8 +381,7 @@ public static function get_default_title_for_episode($ocinstanceid, $episodeuuid
      *
      * @return string
      */
-    public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid)
-    {
+    public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -430,8 +420,7 @@ public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid
      *
      * @return array
      */
-    public static function get_course_sections($courseid)
-    {
+    public static function get_course_sections($courseid) {
         // Get course format.
         $courseformat = course_get_format($courseid);
 
@@ -464,8 +453,7 @@ public static function get_course_sections($courseid)
      *
      * @return array of course module IDs. The course module ID is used as array key, the references series ID as array value.
      */
-    public static function get_modules_for_series_linking_to_other_course($ocinstanceid, $courseid, $referencedcourseid)
-    {
+    public static function get_modules_for_series_linking_to_other_course($ocinstanceid, $courseid, $referencedcourseid) {
         global $DB;
 
         // Get an APIbridge instance.
@@ -478,7 +466,7 @@ public static function get_modules_for_series_linking_to_other_course($ocinstanc
             $seriesmodules = $DB->get_records('opencast', ['ocinstanceid' => $ocinstanceid,
                 'type' => opencasttype::SERIES,
                 'course' => $courseid,
-                'opencastid' => $series->series,]);
+                'opencastid' => $series->series, ]);
 
             // If there are any existing series modules in this course.
             if (count($seriesmodules) > 0) {
@@ -510,8 +498,7 @@ public static function get_modules_for_series_linking_to_other_course($ocinstanc
      * @return array
      */
     public static function get_modules_for_episodes_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedcourseid,
-                                                                            $onlytheseepisodes = null)
-    {
+                                                                            $onlytheseepisodes = null) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -554,14 +541,13 @@ public static function get_modules_for_episodes_linking_to_other_course($ocinsta
      *
      * @return array
      */
-    public static function get_modules_for_episode_linking_to_other_course($ocinstanceid, $courseid, $referencedepisodeid)
-    {
+    public static function get_modules_for_episode_linking_to_other_course($ocinstanceid, $courseid, $referencedepisodeid) {
         global $DB;
 
         $episodemodules = $DB->get_records('opencast', ['ocinstanceid' => $ocinstanceid,
             'course' => $courseid,
             'type' => opencasttype::EPISODE,
-            'opencastid' => $referencedepisodeid,]);
+            'opencastid' => $referencedepisodeid, ]);
 
         // Initialize modules to be returned as empty array.
         $modules = [];
@@ -592,8 +578,7 @@ public static function get_modules_for_episode_linking_to_other_course($ocinstan
      *
      * @return bool
      */
-    public static function cleanup_episode_modules($courseid, $episodemodules, $episodeid)
-    {
+    public static function cleanup_episode_modules($courseid, $episodemodules, $episodeid) {
         global $CFG, $DB;
 
         // If there aren't any modules to be cleaned up given, return.
@@ -621,8 +606,7 @@ public static function cleanup_episode_modules($courseid, $episodemodules, $epis
      *
      * @return bool
      */
-    public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $referencedseries)
-    {
+    public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $referencedseries) {
         global $DB;
 
         // Get old series id.
@@ -634,7 +618,7 @@ public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $r
         $success = true;
         foreach ($referencedseries as $series) {
             $success = $success && $DB->set_field('opencast', 'opencastid', $courseseries, ['ocinstanceid' => $ocinstanceid,
-                    'type' => opencasttype::SERIES, 'opencastid' => $series, 'course' => $modulecourseid,]);
+                    'type' => opencasttype::SERIES, 'opencastid' => $series, 'course' => $modulecourseid, ]);
         }
 
         return $success;
diff --git a/classes/local/addactivity_form.php b/classes/local/addactivity_form.php
index 46bcb2cf..40461661 100644
--- a/classes/local/addactivity_form.php
+++ b/classes/local/addactivity_form.php
@@ -38,14 +38,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>, 2021 Justus Dieckmann WWU
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addactivity_form extends moodleform
-{
+class addactivity_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG;
 
         $mform = $this->_form;
@@ -117,8 +116,7 @@ public function definition()
      *
      * @return void
      */
-    public function add_action_buttons($cancel = true, $submitlabel = null)
-    {
+    public function add_action_buttons($cancel = true, $submitlabel = null) {
         $mform = $this->_form;
 
         // Elements in a row need a group.
diff --git a/classes/local/addactivityepisode_form.php b/classes/local/addactivityepisode_form.php
index 3233069c..e9f6c84a 100644
--- a/classes/local/addactivityepisode_form.php
+++ b/classes/local/addactivityepisode_form.php
@@ -38,13 +38,12 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addactivityepisode_form extends moodleform
-{
+class addactivityepisode_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG;
 
         $mform = $this->_form;
@@ -80,7 +79,7 @@ public function definition()
             $mform->setDefault('intro',
                 ['text' =>
                     activitymodulemanager::get_default_intro_for_episode($ocinstanceid, $this->_customdata['episodeuuid']),
-                    'format' => FORMAT_HTML,]);
+                    'format' => FORMAT_HTML, ]);
         }
 
         if (get_config('block_opencast', 'addactivityepisodesection_' . $ocinstanceid) == true) {
@@ -123,8 +122,7 @@ public function definition()
      *
      * @return void
      */
-    public function add_action_buttons($cancel = true, $submitlabel = null)
-    {
+    public function add_action_buttons($cancel = true, $submitlabel = null) {
         $mform = $this->_form;
 
         // Elements in a row need a group.
diff --git a/classes/local/addlti_form.php b/classes/local/addlti_form.php
index e2d09d52..a024f7e6 100644
--- a/classes/local/addlti_form.php
+++ b/classes/local/addlti_form.php
@@ -38,13 +38,12 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addlti_form extends moodleform
-{
+class addlti_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG;
 
         $mform = $this->_form;
@@ -106,8 +105,7 @@ public function definition()
      *
      * @return void
      */
-    public function add_action_buttons($cancel = true, $submitlabel = null)
-    {
+    public function add_action_buttons($cancel = true, $submitlabel = null) {
         $mform = $this->_form;
 
         // Elements in a row need a group.
diff --git a/classes/local/addltiepisode_form.php b/classes/local/addltiepisode_form.php
index e5ade570..68b8b7f5 100644
--- a/classes/local/addltiepisode_form.php
+++ b/classes/local/addltiepisode_form.php
@@ -38,13 +38,12 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addltiepisode_form extends moodleform
-{
+class addltiepisode_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG;
 
         $mform = $this->_form;
@@ -69,7 +68,7 @@ public function definition()
             $mform->setDefault('intro',
                 ['text' =>
                     ltimodulemanager::get_default_intro_for_episode($ocinstanceid, $this->_customdata['episodeuuid']),
-                    'format' => FORMAT_HTML,]);
+                    'format' => FORMAT_HTML, ]);
         }
 
         if (get_config('block_opencast', 'addltiepisodesection_' . $ocinstanceid) == true) {
@@ -112,8 +111,7 @@ public function definition()
      *
      * @return void
      */
-    public function add_action_buttons($cancel = true, $submitlabel = null)
-    {
+    public function add_action_buttons($cancel = true, $submitlabel = null) {
         $mform = $this->_form;
 
         // Elements in a row need a group.
diff --git a/classes/local/addtranscription_form.php b/classes/local/addtranscription_form.php
index 3eabcbca..015c1ca8 100644
--- a/classes/local/addtranscription_form.php
+++ b/classes/local/addtranscription_form.php
@@ -42,13 +42,12 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addtranscription_form extends moodleform
-{
+class addtranscription_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
         // Get the renderer to use its methods.
         $this->renderer = $PAGE->get_renderer('block_opencast');
diff --git a/classes/local/addvideo_form.php b/classes/local/addvideo_form.php
index 0fa208b1..aeaf85c3 100644
--- a/classes/local/addvideo_form.php
+++ b/classes/local/addvideo_form.php
@@ -49,13 +49,12 @@
  * @author     Andreas Wagner
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class addvideo_form extends moodleform
-{
+class addvideo_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG, $DB, $PAGE;
         // Get the renderer to use its methods.
         $renderer = $PAGE->get_renderer('block_opencast');
@@ -460,8 +459,7 @@ public function definition()
      * @param array $files
      * @return array the errors that were found
      */
-    public function validation($data, $files)
-    {
+    public function validation($data, $files) {
         $errors = parent::validation($data, $files);
         $chunkuploadinstalled = class_exists('\local_chunkupload\chunkupload_form_element');
         if (!$chunkuploadinstalled || !get_config('block_opencast', 'enablechunkupload_' . $this->_customdata['ocinstanceid']) ||
@@ -542,8 +540,7 @@ public function validation($data, $files)
      * @return string
      * @throws coding_exception
      */
-    protected function try_get_string($identifier, $component = '', $a = null)
-    {
+    protected function try_get_string($identifier, $component = '', $a = null) {
         if (!get_string_manager()->string_exists($identifier, $component)) {
             return ucfirst($identifier);
         } else {
diff --git a/classes/local/apibridge.php b/classes/local/apibridge.php
index 5e7bea0b..f20a89c1 100644
--- a/classes/local/apibridge.php
+++ b/classes/local/apibridge.php
@@ -60,8 +60,8 @@
  * @author     Andreas Wagner
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class apibridge
-{
+class apibridge {
+
     /** @var int Opencast instance id */
     private $ocinstanceid;
 
@@ -78,8 +78,7 @@ class apibridge
      * apibridge constructor.
      * @param int $ocinstanceid Opencast instance id.
      */
-    private function __construct($ocinstanceid)
-    {
+    private function __construct($ocinstanceid) {
         $this->ocinstanceid = $ocinstanceid;
         $this->api = api::get_instance($this->ocinstanceid);
     }
@@ -91,8 +90,7 @@ private function __construct($ocinstanceid)
      * @param boolean $forcenewinstance true, when a new instance should be created.
      * @return apibridge
      */
-    public static function get_instance($ocinstanceid = null, $forcenewinstance = false)
-    {
+    public static function get_instance($ocinstanceid = null, $forcenewinstance = false) {
         static $apibridges = [];
 
         if (!$ocinstanceid) {
@@ -124,8 +122,7 @@ public static function get_instance($ocinstanceid = null, $forcenewinstance = fa
      *
      * @return boolean
      */
-    public function check_api_configuration()
-    {
+    public function check_api_configuration() {
         // Try to get an instance of the Opencast API from tool_opencast.
         try {
             $api = $this->get_instance($this->ocinstanceid);
@@ -147,8 +144,7 @@ public function check_api_configuration()
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    private function get_ingest_api()
-    {
+    private function get_ingest_api() {
         $this->api = api::get_instance($this->ocinstanceid, [], [], true);
         if (!property_exists($this->api->opencastapi, 'ingest')) {
             throw new opencast_connection_exception('ingest_endpoint_notfound', 'block_opencast');
@@ -164,8 +160,7 @@ private function get_ingest_api()
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function ingest_create_media_package()
-    {
+    public function ingest_create_media_package() {
         $ingestapi = $this->get_ingest_api();
         $response = $ingestapi->createMediaPackage();
         $code = $response['code'];
@@ -189,8 +184,7 @@ public function ingest_create_media_package()
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function ingest_add_catalog($mediapackage, $flavor, $file)
-    {
+    public function ingest_add_catalog($mediapackage, $flavor, $file) {
         $ingestapi = $this->get_ingest_api();
         $response = $ingestapi->addCatalog($mediapackage, $flavor, $file);
         $code = $response['code'];
@@ -215,8 +209,7 @@ public function ingest_add_catalog($mediapackage, $flavor, $file)
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function ingest_add_track($mediapackage, $flavor, $file)
-    {
+    public function ingest_add_track($mediapackage, $flavor, $file) {
         $ingestapi = $this->get_ingest_api();
         $response = $ingestapi->addTrack($mediapackage, $flavor, $this->get_upload_filestream($file));
         $code = $response['code'];
@@ -241,8 +234,7 @@ public function ingest_add_track($mediapackage, $flavor, $file)
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function ingest_add_attachment($mediapackage, $flavor, $file)
-    {
+    public function ingest_add_attachment($mediapackage, $flavor, $file) {
         $ingestapi = $this->get_ingest_api();
         $response = $ingestapi->addAttachment($mediapackage, $flavor, $file);
         $code = $response['code'];
@@ -266,8 +258,7 @@ public function ingest_add_attachment($mediapackage, $flavor, $file)
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function ingest($mediapackage, $uploadworkflow = '')
-    {
+    public function ingest($mediapackage, $uploadworkflow = '') {
         $ingestapi = $this->get_ingest_api();
 
         if (empty($uploadworkflow)) {
@@ -302,8 +293,7 @@ public function ingest($mediapackage, $uploadworkflow = '')
      * @param string $filedata the filedata to convert.
      * @return resource|false the file pointer resource.
      */
-    public function get_upload_xml_file($filename, $filedata)
-    {
+    public function get_upload_xml_file($filename, $filedata) {
         $filedata = (string)$filedata;
         $tempdir = make_temp_directory('xmlfiletoupload');
         $tempfilepath = tempnam($tempdir, 'tempup_') . $filename;
@@ -324,8 +314,7 @@ public function get_upload_xml_file($filename, $filedata)
      * @param bool $withmetadata
      * @return stdClass
      */
-    public function get_block_videos($courseid, $withmetadata = false)
-    {
+    public function get_block_videos($courseid, $withmetadata = false) {
         if (defined('BEHAT_SITE_RUNNING')) {
             $withmetadata = true;
         }
@@ -412,8 +401,7 @@ public function get_block_videos($courseid, $withmetadata = false)
      * @param string $sortcolumns
      * @return array
      */
-    public function get_course_videos($courseid, $sortcolumns = null)
-    {
+    public function get_course_videos($courseid, $sortcolumns = null) {
         $result = new stdClass();
         $result->videos = [];
         $result->error = 0;
@@ -435,8 +423,7 @@ public function get_course_videos($courseid, $sortcolumns = null)
      * @param bool $withmetadata
      * @return stdClass
      */
-    public function get_series_videos($series, $sortcolumns = null, $withmetadata = false)
-    {
+    public function get_series_videos($series, $sortcolumns = null, $withmetadata = false) {
         if (defined('BEHAT_SITE_RUNNING')) {
             $withmetadata = true;
         }
@@ -497,8 +484,7 @@ public function get_series_videos($series, $sortcolumns = null, $withmetadata =
      * - In cutting
      * @param stdClass $video The video object, which should be checked.
      */
-    private function extend_video_status(&$video)
-    {
+    private function extend_video_status(&$video) {
         if ($video->status === "EVENTS.EVENTS.STATUS.PROCESSED" && $video->has_previews == true
             && count($video->publication_status) == 1 && $video->publication_status[0] == "internal") {
             $video->processing_state = "NEEDSCUTTING";
@@ -518,8 +504,7 @@ private function extend_video_status(&$video)
      * Checks if a video can be downloaded and saves this state.
      * @param stdClass $video Video to be updated
      */
-    private function set_download_state(&$video)
-    {
+    private function set_download_state(&$video) {
         if (in_array(get_config('block_opencast', 'download_channel_' . $this->ocinstanceid), $video->publication_status)) {
             $video->is_downloadable = true;
         } else {
@@ -531,8 +516,7 @@ private function set_download_state(&$video)
      * Checks if a video can be accessed directly and saves this state.
      * @param stdClass $video Video to be updated
      */
-    private function set_access_state(&$video)
-    {
+    private function set_access_state(&$video) {
         if (in_array(get_config('block_opencast', 'direct_access_channel_' . $this->ocinstanceid), $video->publication_status)) {
             $video->is_accessible = true;
         } else {
@@ -549,8 +533,7 @@ private function set_access_state(&$video)
      * @return stdClass Video
      */
     public function get_opencast_video($identifier, bool $withpublications = false, bool $withacl = false,
-                                       bool $includingmedia = false)
-    {
+                                       bool $includingmedia = false) {
         $result = new stdClass();
         $result->video = false;
         $result->error = 0;
@@ -601,8 +584,7 @@ public function get_opencast_video($identifier, bool $withpublications = false,
      * @param int $userid
      * @return object group object of NULL, if group does not exist.
      */
-    protected function get_acl_group($courseid, $userid)
-    {
+    protected function get_acl_group($courseid, $userid) {
         $groupname = $this->replace_placeholders(get_config('block_opencast',
             'group_name_' . $this->ocinstanceid), $courseid, null, $userid)[0];
         $groupidentifier = $this->get_course_acl_group_identifier($groupname);
@@ -618,8 +600,7 @@ protected function get_acl_group($courseid, $userid)
      * @param String $groupname
      * @return mixed
      */
-    private function get_course_acl_group_identifier($groupname)
-    {
+    private function get_course_acl_group_identifier($groupname) {
         $groupidentifier = mb_strtolower($groupname, 'UTF-8');
 
         return preg_replace('/[^a-zA-Z0-9_]/', '_', $groupidentifier);
@@ -631,8 +612,7 @@ private function get_course_acl_group_identifier($groupname)
      * @param int $courseid
      * @param int $userid
      */
-    protected function create_acl_group($courseid, $userid)
-    {
+    protected function create_acl_group($courseid, $userid) {
         $name = $this->replace_placeholders(get_config('block_opencast',
             'group_name_' . $this->ocinstanceid), $courseid, null, $userid)[0];
         $description = 'ACL for users in Course with id ' . $courseid . ' from site "Moodle"';
@@ -658,8 +638,7 @@ protected function create_acl_group($courseid, $userid)
      * @return object group object.
      * @throws opencast_state_exception
      */
-    public function ensure_acl_group_exists($courseid, $userid)
-    {
+    public function ensure_acl_group_exists($courseid, $userid) {
 
         $group = $this->get_acl_group($courseid, $userid);
 
@@ -683,8 +662,7 @@ public function ensure_acl_group_exists($courseid, $userid)
      * If $groups is empty the access is not restricted.
      * @return bool
      */
-    public function store_group_access($eventid, $groups)
-    {
+    public function store_group_access($eventid, $groups) {
         try {
             $groupaccess = groupaccess::get_record(['opencasteventid' => $eventid, 'ocinstanceid' => $this->ocinstanceid]);
             if ($groupaccess) {
@@ -715,11 +693,10 @@ public function store_group_access($eventid, $groups)
      * @param int $userid
      * @return string id of the series
      */
-    public function get_stored_seriesid($courseid, $createifempty = false, $userid = null)
-    {
+    public function get_stored_seriesid($courseid, $createifempty = false, $userid = null) {
         // Get series mapping.
         $mapping = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-            'courseid' => $courseid, 'isdefault' => '1',]);
+            'courseid' => $courseid, 'isdefault' => '1', ]);
 
         // Get existing series from the series, set it to null if there isn't an existing mapping or series in the mapping.
         if (!$mapping || !($seriesid = $mapping->get('series'))) {
@@ -754,8 +731,7 @@ public function get_stored_seriesid($courseid, $createifempty = false, $userid =
      * @param bool $withacl If true, ACLs are included
      * @return null|stdClass series if it exists in the opencast system.
      */
-    public function get_series_by_identifier($seriesid, bool $withacl = false)
-    {
+    public function get_series_by_identifier($seriesid, bool $withacl = false) {
         if (empty($seriesid)) {
             return null;
         }
@@ -777,8 +753,7 @@ public function get_series_by_identifier($seriesid, bool $withacl = false)
      * @param string[] $allseries
      * @return null|string id of the series id if it exists in the opencast system.
      */
-    public function get_multiple_series_by_identifier($allseries)
-    {
+    public function get_multiple_series_by_identifier($allseries) {
         $params = [];
         $filter = [];
         foreach ($allseries as $series) {
@@ -811,8 +786,7 @@ public function get_multiple_series_by_identifier($allseries)
      * @param int $courseid
      * @return null|string id of the series id if it exists in the opencast system.
      */
-    public function get_default_course_series($courseid)
-    {
+    public function get_default_course_series($courseid) {
         if ($seriesid = $this->get_stored_seriesid($courseid)) {
             $response = $this->api->opencastapi->seriesApi->get($seriesid);
             if ($response['code'] != 200) {
@@ -830,8 +804,7 @@ public function get_default_course_series($courseid)
      * @return array
      * @throws dml_exception
      */
-    public function get_course_series($courseid)
-    {
+    public function get_course_series($courseid) {
         global $DB;
         // We do an intense look-up into the series records, to avoid redundancy.
         $allcourseseries = $DB->get_records('tool_opencast_series',
@@ -879,8 +852,7 @@ public function get_course_series($courseid)
      * @throws coding_exception
      * @throws dml_exception
      */
-    public static function replace_placeholders($name, $courseid, $groups = null, $userid = null)
-    {
+    public static function replace_placeholders($name, $courseid, $groups = null, $userid = null) {
         global $SITE;
 
         // Skip course related placeholders if courseid is site id.
@@ -948,8 +920,7 @@ public static function replace_placeholders($name, $courseid, $groups = null, $u
      * @param int $courseid Course id
      * @return string Role name with substituted placeholders.
      */
-    private function get_pattern_for_group_placeholder($name, $courseid)
-    {
+    private function get_pattern_for_group_placeholder($name, $courseid) {
         $coursename = get_course($courseid)->fullname;
         $title = str_replace('[COURSENAME]', $coursename, $name);
         $title = str_replace('[COURSEID]', $courseid, $title);
@@ -962,8 +933,7 @@ private function get_pattern_for_group_placeholder($name, $courseid)
      * @param int $userid
      * @return string default series title.
      */
-    public function get_default_seriestitle($courseid, $userid)
-    {
+    public function get_default_seriestitle($courseid, $userid) {
         $title = get_config('block_opencast', 'series_name_' . $this->ocinstanceid);
         return self::replace_placeholders($title, $courseid, null, $userid)[0];
     }
@@ -979,10 +949,9 @@ public function get_default_seriestitle($courseid, $userid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function create_course_series($courseid, $metadatafields = null, $userid = null)
-    {
+    public function create_course_series($courseid, $metadatafields = null, $userid = null) {
         $mapping = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-            'courseid' => $courseid, 'isdefault' => '1',]);
+            'courseid' => $courseid, 'isdefault' => '1', ]);
 
         $isdefault = $mapping ? false : true;
 
@@ -1004,7 +973,7 @@ public function create_course_series($courseid, $metadatafields = null, $userid
         foreach ($roles as $role) {
             foreach ($role->actions as $action) {
                 $acl[] = (object)['allow' => true, 'action' => $action,
-                    'role' => $this->replace_placeholders($role->rolename, $courseid, null, $userid)[0],];
+                    'role' => $this->replace_placeholders($role->rolename, $courseid, null, $userid)[0], ];
             }
         }
 
@@ -1043,8 +1012,7 @@ public function create_course_series($courseid, $metadatafields = null, $userid
      * @return string series object.
      * @throws opencast_state_exception
      */
-    public function ensure_course_series_exists($courseid, $userid)
-    {
+    public function ensure_course_series_exists($courseid, $userid) {
 
         $series = $this->get_default_course_series($courseid);
 
@@ -1068,10 +1036,9 @@ public function ensure_course_series_exists($courseid, $userid)
      * @param string $seriesid Series ID
      * @param int $userid
      */
-    public function update_course_series($courseid, $seriesid, $userid)
-    {
+    public function update_course_series($courseid, $seriesid, $userid) {
         $mapping = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-            'courseid' => $courseid, 'isdefault' => '1',]);
+            'courseid' => $courseid, 'isdefault' => '1', ]);
 
         if (!$mapping) {
             $mapping = new seriesmapping();
@@ -1103,7 +1070,7 @@ public function update_course_series($courseid, $seriesid, $userid)
                 foreach ($role->actions as $action) {
                     $acl[] = (object)['allow' => true,
                         'role' => self::replace_placeholders($role->rolename, $courseid, null, $userid)[0],
-                        'action' => $action,];
+                        'action' => $action, ];
                 }
 
             } else {
@@ -1116,7 +1083,7 @@ public function update_course_series($courseid, $seriesid, $userid)
 
                     $acl[] = (object)['allow' => true,
                         'role' => self::replace_placeholders($role->rolename, $courseid)[0],
-                        'action' => $action,];
+                        'action' => $action, ];
                 }
             }
         }
@@ -1138,10 +1105,9 @@ public function update_course_series($courseid, $seriesid, $userid)
      *
      * @param int $courseid Course ID
      */
-    public function unset_course_series($courseid)
-    {
+    public function unset_course_series($courseid) {
         $mapping = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-            'courseid' => $courseid, 'isdefault' => '1',]);
+            'courseid' => $courseid, 'isdefault' => '1', ]);
 
         if ($mapping) {
             $mapping->delete();
@@ -1155,8 +1121,7 @@ public function unset_course_series($courseid)
      * @throws dml_exception
      * @throws moodle_exception if there is no connection to the server.
      */
-    public function ensure_series_is_valid($seriesid)
-    {
+    public function ensure_series_is_valid($seriesid) {
         $response = $this->api->opencastapi->seriesApi->get($seriesid);
         $code = $response['code'];
 
@@ -1178,8 +1143,7 @@ public function ensure_series_is_valid($seriesid)
      *
      * @return mixed false or existing event.
      */
-    public function get_already_existing_event($opencastids)
-    {
+    public function get_already_existing_event($opencastids) {
         foreach ($opencastids as $opencastid) {
             $response = $this->api->opencastapi->eventsApi->get($opencastid);
             $event = $response['body'];
@@ -1197,8 +1161,7 @@ public function get_already_existing_event($opencastids)
      * @param object $job Event to be created
      * @return object series object of NULL, if group does not exist.
      */
-    public function create_event($job)
-    {
+    public function create_event($job) {
         global $DB;
 
         $event = new event();
@@ -1309,8 +1272,7 @@ public function create_event($job)
      * @param string $type the type of the file to get filestream for.
      * @return resource|false the file pointer resource.
      */
-    public function get_upload_filestream($file, $type = 'video')
-    {
+    public function get_upload_filestream($file, $type = 'video') {
         $tempdirname = "oc{$type}toupload";
         $tempdir = make_temp_directory($tempdirname);
         $tempfilepath = tempnam($tempdir, 'block_opencast_' . $type . '_upload') . '_' . $file->get_filename();
@@ -1340,8 +1302,7 @@ public function get_upload_filestream($file, $type = 'video')
      * @return array of acl roles.
      * @throws dml_exception A DML specific exception is thrown for any errors.
      */
-    public function getroles($permanent = null)
-    {
+    public function getroles($permanent = null) {
         $roles = json_decode(get_config('block_opencast', 'roles_' . $this->ocinstanceid));
         if (empty($roles)) {
             return [];
@@ -1365,8 +1326,7 @@ public function getroles($permanent = null)
      * @param array $opencastids Opencas id
      * @return object (Created) event
      */
-    public function ensure_event_exists($job, $opencastids)
-    {
+    public function ensure_event_exists($job, $opencastids) {
 
         if ($opencastids) {
             if ($event = $this->get_already_existing_event($opencastids)) {
@@ -1399,8 +1359,7 @@ public function ensure_event_exists($job, $opencastids)
      *
      * @return boolean true if succeeded
      */
-    public function ensure_acl_group_assigned($eventidentifier, $courseid, $userid)
-    {
+    public function ensure_acl_group_assigned($eventidentifier, $courseid, $userid) {
         $response = $this->api->opencastapi->eventsApi->getAcl($eventidentifier);
         $jsonacl = $response['body'];
 
@@ -1439,8 +1398,7 @@ public function ensure_acl_group_assigned($eventidentifier, $courseid, $userid)
      * @param int $courseid Course id
      * @return bool If acl group can be deleted
      */
-    public function can_delete_acl_group_assignment($video, $courseid)
-    {
+    public function can_delete_acl_group_assignment($video, $courseid) {
         $config = get_config('block_opencast', 'allowunassign_' . $this->ocinstanceid);
 
         if (!$config) {
@@ -1464,8 +1422,7 @@ public function can_delete_acl_group_assignment($video, $courseid)
      *
      * @return boolean true if succeeded
      */
-    public function delete_acl_group_assigned($eventidentifier, $courseid)
-    {
+    public function delete_acl_group_assigned($eventidentifier, $courseid) {
         $event = new event();
 
         $grouprole = api::get_course_acl_role($courseid);
@@ -1501,13 +1458,12 @@ public function delete_acl_group_assigned($eventidentifier, $courseid)
      * @param array|null $groups Groups
      * @return string identifier of the notification string to be presented to the user.
      */
-    public function change_visibility($eventidentifier, $courseid, $visibility, $groups = null)
-    {
+    public function change_visibility($eventidentifier, $courseid, $visibility, $groups = null) {
         $oldgroups = groupaccess::get_record(['opencasteventid' => $eventidentifier, 'ocinstanceid' => $this->ocinstanceid]);
         $oldgroupsarray = $oldgroups ? explode(',', $oldgroups->get('moodlegroups')) : [];
 
         $allowedvisibilitystates = [block_opencast_renderer::VISIBLE,
-            block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP,];
+            block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP, ];
         if (!in_array($visibility, $allowedvisibilitystates)) {
             throw new coding_exception('Invalid visibility state.');
         }
@@ -1591,8 +1547,7 @@ public function change_visibility($eventidentifier, $courseid, $visibility, $gro
      * @param string $seriesidentifier
      * @return boolean
      */
-    public function assign_series($eventidentifier, $seriesidentifier)
-    {
+    public function assign_series($eventidentifier, $seriesidentifier) {
         $metadata = json_encode([['id' => 'isPartOf', 'value' => $seriesidentifier]]);
         $response = $this->api->opencastapi->eventsApi->updateMetadata($eventidentifier, 'dublincore/episode', $metadata);
         return ($response['code'] == 204);
@@ -1608,8 +1563,7 @@ public function assign_series($eventidentifier, $seriesidentifier)
      * @throws dml_exception
      * @throws coding_exception In case of an invalid visibility status. Only [0,1,2] are allowed.
      */
-    private function get_non_permanent_acl_rules_for_status($courseid, $visibility, $groups = null)
-    {
+    private function get_non_permanent_acl_rules_for_status($courseid, $visibility, $groups = null) {
         return $this->get_acl_rules_for_status($courseid, $visibility, false, $groups);
     }
 
@@ -1623,8 +1577,7 @@ private function get_non_permanent_acl_rules_for_status($courseid, $visibility,
      * @throws dml_exception
      * @throws coding_exception In case of an invalid visibility status. Only [0,1,2] are allowed.
      */
-    private function get_permanent_acl_rules_for_status($courseid, $visibility, $groups = null)
-    {
+    private function get_permanent_acl_rules_for_status($courseid, $visibility, $groups = null) {
         return $this->get_acl_rules_for_status($courseid, $visibility, true, $groups);
     }
 
@@ -1639,8 +1592,7 @@ private function get_permanent_acl_rules_for_status($courseid, $visibility, $gro
      * @throws dml_exception
      * @throws coding_exception In case of an invalid visibility status. Only [0,1,2] are allowed.
      */
-    private function get_acl_rules_for_status($courseid, $visibility, $permanent, $groups = null)
-    {
+    private function get_acl_rules_for_status($courseid, $visibility, $permanent, $groups = null) {
         $roles = $this->getroles($permanent ? 1 : 0);
 
         $result = [];
@@ -1691,8 +1643,7 @@ private function get_acl_rules_for_status($courseid, $visibility, $permanent, $g
      * @param int $courseid Course id
      * @return int state of the visibility (0 hidden, 1 mixed visibility, 2 visible)
      */
-    public function is_event_visible($eventidentifier, $courseid)
-    {
+    public function is_event_visible($eventidentifier, $courseid) {
         $response = $this->api->opencastapi->eventsApi->getAcl($eventidentifier);
         $jsonacl = $response['body'];
         $event = new event();
@@ -1763,8 +1714,7 @@ public function is_event_visible($eventidentifier, $courseid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    private function update_metadata($eventid)
-    {
+    private function update_metadata($eventid) {
         $video = $this->get_opencast_video($eventid);
 
         if ($video->error === 0) {
@@ -1793,8 +1743,7 @@ private function update_metadata($eventid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function start_workflow($eventid, $workflow, $params = [], $returnworkflowid = false)
-    {
+    public function start_workflow($eventid, $workflow, $params = [], $returnworkflowid = false) {
         if (!$workflow) {
             return false;
         }
@@ -1829,8 +1778,7 @@ public function start_workflow($eventid, $workflow, $params = [], $returnworkflo
      * @param string $name id of workflow
      * @return boolean True if workflow exists
      */
-    public function check_if_workflow_exists($name)
-    {
+    public function check_if_workflow_exists($name) {
         $workflows = $this->get_existing_workflows();
 
         return array_key_exists($name, $workflows);
@@ -1846,8 +1794,7 @@ public function check_if_workflow_exists($name)
      * the workflows details are also included.
      * @throws moodle_exception
      */
-    public function get_existing_workflows($tags = [], $onlynames = true, $withconfigurations = false)
-    {
+    public function get_existing_workflows($tags = [], $onlynames = true, $withconfigurations = false) {
         $workflows = [];
 
         // Make sure that the tags are trimmed.
@@ -1902,8 +1849,7 @@ public function get_existing_workflows($tags = [], $onlynames = true, $withconfi
      * @param string $id Workflow definition id
      * @return false|mixed Workflow definition or false if not successful
      */
-    public function get_workflow_definition($id)
-    {
+    public function get_workflow_definition($id) {
         $withoperations = false;
         $withconfigurationpanel = true;
         $response = $this->api->opencastapi->workflowsApi->getDefinition(
@@ -1927,8 +1873,7 @@ public function get_workflow_definition($id)
      * @return array Returns array of OC workflows.
      *               If the list of workflows can't be retrieved from Opencast, an array with a nice error message is returned.
      */
-    public function get_available_workflows_for_menu($stringtags = '', $withnoworkflow = false)
-    {
+    public function get_available_workflows_for_menu($stringtags = '', $withnoworkflow = false) {
         // Get the workflow list.
         $tags = [];
         if (!empty($stringtags)) {
@@ -1952,8 +1897,7 @@ public function get_available_workflows_for_menu($stringtags = '', $withnoworkfl
      * @param int $courseid Course id
      * @return bool True, if event assignment can be deleted
      */
-    public function can_delete_event_assignment($video, $courseid)
-    {
+    public function can_delete_event_assignment($video, $courseid) {
 
         if (isset($video->processing_state) &&
             ($video->processing_state !== 'RUNNING' && $video->processing_state !== 'PAUSED')) {
@@ -1972,8 +1916,7 @@ public function can_delete_event_assignment($video, $courseid)
      * @param string $eventidentifier
      * @return boolean return true when video deletion is triggerd correctly.
      */
-    public function trigger_delete_event($eventidentifier)
-    {
+    public function trigger_delete_event($eventidentifier) {
         global $DB;
         $workflow = get_config("block_opencast", "deleteworkflow_" . $this->ocinstanceid);
 
@@ -2000,8 +1943,7 @@ public function trigger_delete_event($eventidentifier)
      * @param string $eventidentifier
      * @return boolean return true when video is deleted.
      */
-    public function delete_event($eventidentifier)
-    {
+    public function delete_event($eventidentifier) {
         $response = $this->api->opencastapi->eventsApi->delete($eventidentifier);
         if ($response['code'] >= 400) {
             return false;
@@ -2018,8 +1960,7 @@ public function delete_event($eventidentifier)
      *
      * @return array list of videos for backup.
      */
-    public function get_course_videos_for_backup($courseid, $processingstates = ['SUCCEEDED'])
-    {
+    public function get_course_videos_for_backup($courseid, $processingstates = ['SUCCEEDED']) {
 
         if (!$result = $this->get_course_videos($courseid)) {
             return [];
@@ -2048,8 +1989,7 @@ public function get_course_videos_for_backup($courseid, $processingstates = ['SU
      *
      * @return array list of videos for backup.
      */
-    public function get_course_series_and_videos_for_backup($courseid, $processingstates = ['SUCCEEDED'])
-    {
+    public function get_course_series_and_videos_for_backup($courseid, $processingstates = ['SUCCEEDED']) {
         $seriesforbackup = [];
         foreach ($this->get_course_series($courseid) as $series) {
             $result = $this->get_series_videos($series->series);
@@ -2076,8 +2016,7 @@ public function get_course_series_and_videos_for_backup($courseid, $processingst
      * @param string $level
      * @return boolean
      */
-    public function supports_api_level($level)
-    {
+    public function supports_api_level($level) {
         try {
             return $this->api->supports_api_level($level);
         } catch (moodle_exception $e) {
@@ -2092,8 +2031,7 @@ public function supports_api_level($level)
      * a testable class. It also resets the current apibridge instance.
      * @param bool $testing true, if get_instance should return a testable.
      */
-    public static function set_testing($testing)
-    {
+    public static function set_testing($testing) {
         self::$testing = $testing;
         self::get_instance(1);
     }
@@ -2107,8 +2045,7 @@ public static function set_testing($testing)
      * @param bool $capabilitycheck
      * @return bool the capability of updating!
      */
-    public function can_update_event_metadata($video, $courseid, $capabilitycheck = true)
-    {
+    public function can_update_event_metadata($video, $courseid, $capabilitycheck = true) {
         if (isset($video->processing_state) &&
             ($video->processing_state == "SUCCEEDED" || $video->processing_state == "FAILED" ||
                 $video->processing_state == "PLANNED" || $video->processing_state == "STOPPED")) {
@@ -2129,8 +2066,7 @@ public function can_update_event_metadata($video, $courseid, $capabilitycheck =
      * @param int $courseid Course id
      * @return bool the capability of updating!
      */
-    public function can_edit_event_in_editor($video, $courseid)
-    {
+    public function can_edit_event_in_editor($video, $courseid) {
 
         // We check if the basic editor integration configs are set, the video processing state is succeeded
         // (to avoid process failure) and there is internal publication status (to avoid error 400 in editor).
@@ -2151,8 +2087,7 @@ public function can_edit_event_in_editor($video, $courseid)
      * @param string $type metadata type
      * @return bool|int|mixed Event metadata
      */
-    public function get_event_metadata($eventidentifier, $type = '')
-    {
+    public function get_event_metadata($eventidentifier, $type = '') {
         $response = $this->api->opencastapi->eventsApi->getMetadata($eventidentifier, $type);
         if ($response['code'] != 200) {
             return $response['code'];
@@ -2165,8 +2100,7 @@ public function get_event_metadata($eventidentifier, $type = '')
      * @param string $seriesid Series id
      * @return bool|int|mixed Event metadata
      */
-    public function get_series_metadata($seriesid)
-    {
+    public function get_series_metadata($seriesid) {
         $type = 'dublincore/series';
         $response = $this->api->opencastapi->seriesApi->getMetadata($seriesid, $type);
         if ($response['code'] != 200) {
@@ -2183,8 +2117,7 @@ public function get_series_metadata($seriesid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function update_event_metadata($eventidentifier, $metadata)
-    {
+    public function update_event_metadata($eventidentifier, $metadata) {
         $metadata = json_encode($metadata);
         $type = 'dublincore/episode';
 
@@ -2207,8 +2140,7 @@ public function update_event_metadata($eventidentifier, $metadata)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function set_owner($courseid, $eventidentifier, $userid, $isseries)
-    {
+    public function set_owner($courseid, $eventidentifier, $userid, $isseries) {
         $response = null;
         if ($isseries) {
             $response = $this->api->opencastapi->seriesApi->getAcl($eventidentifier);
@@ -2291,8 +2223,7 @@ public function set_owner($courseid, $eventidentifier, $userid, $isseries)
      * @param int $courseid
      * @return bool
      */
-    public function is_owner($acls, $userid, $courseid)
-    {
+    public function is_owner($acls, $userid, $courseid) {
         $roletosearch = self::get_owner_role_for_user($userid, $courseid);
         $acls = array_column($acls, 'role');
 
@@ -2304,8 +2235,7 @@ public function is_owner($acls, $userid, $courseid)
      * @param string[] $acls ACLs
      * @return bool
      */
-    public function has_owner($acls)
-    {
+    public function has_owner($acls) {
         $ownerrole = get_config('block_opencast', 'aclownerrole_' . $this->ocinstanceid);
         $ownerroleregex = false;
         foreach (self::$userplaceholders as $userplaceholder) {
@@ -2339,8 +2269,7 @@ public function has_owner($acls)
      * @throws coding_exception
      * @throws dml_exception
      */
-    private function get_owner_role_for_user($userid, $courseid)
-    {
+    private function get_owner_role_for_user($userid, $courseid) {
         if (empty(get_config('block_opencast', 'aclownerrole_' . $this->ocinstanceid))) {
             return null;
         }
@@ -2362,8 +2291,7 @@ private function get_owner_role_for_user($userid, $courseid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function get_series_owned_by($userid)
-    {
+    public function get_series_owned_by($userid) {
         global $SITE;
         // Course id should not be used in owner role, so we can use the site id.
         $ownerrole = self::get_owner_role_for_user($userid, $SITE->id);
@@ -2391,8 +2319,7 @@ public function get_series_owned_by($userid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function get_videos_owned_by($userid)
-    {
+    public function get_videos_owned_by($userid) {
         global $SITE;
         // Course id should not be used in owner role, so we can use the site id.
         $ownerrole = self::get_owner_role_for_user($userid, $SITE->id);
@@ -2442,8 +2369,7 @@ public function get_videos_owned_by($userid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function update_series_metadata($seriesid, $metadata)
-    {
+    public function update_series_metadata($seriesid, $metadata) {
         $response = $this->api->opencastapi->seriesApi->updateMetadata($seriesid, $metadata);
         if ($response['code'] == 200) {
             return true;
@@ -2464,8 +2390,7 @@ public function update_series_metadata($seriesid, $metadata)
      *                         if the found episode ID isn't a valid episode ID at all,
      *                         if the workflow has ended but there still isn't an episode ID.
      */
-    public function get_duplicated_episodeid($workflowid)
-    {
+    public function get_duplicated_episodeid($workflowid) {
 
         // If we don't have a number, return.
         if (!is_number($workflowid)) {
@@ -2523,8 +2448,7 @@ public function get_duplicated_episodeid($workflowid)
      *
      * @return stdClass $result
      */
-    public function import_series_to_course_with_acl_change($courseid, $seriesid, $userid)
-    {
+    public function import_series_to_course_with_acl_change($courseid, $seriesid, $userid) {
         // Define result object to return.
         $result = new stdClass();
         // Assume there is no error at all.
@@ -2588,8 +2512,7 @@ public function import_series_to_course_with_acl_change($courseid, $seriesid, $u
      *
      * @return bool
      */
-    private function imported_series_acl_change($courseid, $seriesid, $userid)
-    {
+    private function imported_series_acl_change($courseid, $seriesid, $userid) {
         // Reading acl from opencast server.
         $response = $this->api->opencastapi->seriesApi->getAcl($seriesid);
         $defaultacl = $response['body'];
@@ -2609,7 +2532,7 @@ private function imported_series_acl_change($courseid, $seriesid, $userid)
                 // Define role object.
                 $roleobject = (object)['allow' => true,
                     'role' => self::replace_placeholders($role->rolename, $courseid, null, $userid)[0],
-                    'action' => $action,];
+                    'action' => $action, ];
 
                 // Check if the role object already exists in the acl list.
                 $existingacl = array_filter($acl, function ($v, $k) use ($roleobject) {
@@ -2648,8 +2571,7 @@ private function imported_series_acl_change($courseid, $seriesid, $userid)
      * @param int $courseid Course ID.
      * @return int $courseid id of the course being imported to.
      */
-    private function imported_events_acl_change($identifier, $courseid)
-    {
+    private function imported_events_acl_change($identifier, $courseid) {
         // Use try to catch unwanted errors.
         try {
             // Make it visible to the course does the ACL change accordingly.
@@ -2668,11 +2590,10 @@ private function imported_events_acl_change($identifier, $courseid)
      * @param int $courseid Course id.
      * @param string $seriesid series id.
      */
-    private function map_imported_series_to_course($courseid, $seriesid)
-    {
+    private function map_imported_series_to_course($courseid, $seriesid) {
         // Get the current record.
         $mapping = seriesmapping::get_record(['courseid' => $courseid,
-            'series' => $seriesid, 'ocinstanceid' => $this->ocinstanceid,], true);
+            'series' => $seriesid, 'ocinstanceid' => $this->ocinstanceid, ], true);
 
         // If the mapping record does not exists, we create one.
         if (!$mapping) {
@@ -2683,7 +2604,7 @@ private function map_imported_series_to_course($courseid, $seriesid)
 
             // Try to check if there is any default series for this course.
             $defaultcourseseries = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-                'courseid' => $courseid, 'isdefault' => 1,], true);
+                'courseid' => $courseid, 'isdefault' => 1, ], true);
             // In case there is no default series for this course, this series will be the default.
             $isdefault = $defaultcourseseries ? 0 : 1;
 
@@ -2706,8 +2627,7 @@ private function map_imported_series_to_course($courseid, $seriesid)
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public function unlink_series_from_course($courseid, $seriesid)
-    {
+    public function unlink_series_from_course($courseid, $seriesid) {
         // Step 1: Remove all related course ACLs from series event one by one.
         $videos = $this->get_series_videos($seriesid);
         if ($videos->error != 0) {
@@ -2743,8 +2663,7 @@ public function unlink_series_from_course($courseid, $seriesid)
      * @param int $courseid
      * @return bool
      */
-    private function remove_course_acls_from_event($eventidentifier, $courseid)
-    {
+    private function remove_course_acls_from_event($eventidentifier, $courseid) {
         // Preparing groups.
         $groups = groupaccess::get_record(
             [
@@ -2813,8 +2732,7 @@ private function remove_course_acls_from_event($eventidentifier, $courseid)
      * @param int $courseid
      * @return bool
      */
-    private function remove_course_acls_from_series($seriesid, $courseid)
-    {
+    private function remove_course_acls_from_series($seriesid, $courseid) {
         // Preparing all course related acls to remove.
         $aclstoremove = [];
         // Go through all roles.
@@ -2867,8 +2785,7 @@ private function remove_course_acls_from_series($seriesid, $courseid)
      *
      * @throws dml_exception
      */
-    public function get_lti_consumerkey()
-    {
+    public function get_lti_consumerkey() {
         return settings_api::get_lticonsumerkey($this->ocinstanceid);
     }
 
@@ -2880,8 +2797,7 @@ public function get_lti_consumerkey()
      *
      * @throws dml_exception
      */
-    public function get_lti_consumersecret()
-    {
+    public function get_lti_consumersecret() {
         return settings_api::get_lticonsumersecret($this->ocinstanceid);
     }
 
@@ -2895,8 +2811,7 @@ public function get_lti_consumersecret()
      * @throws moodle_exception
      * @throws opencast_connection_exception
      */
-    public function get_event_media_package($eventid)
-    {
+    public function get_event_media_package($eventid) {
         $response = $this->api->opencastrestclient->performGet("/api/episode/{$eventid}");
         $code = $response['code'];
         if ($code === 0) {
@@ -2914,8 +2829,7 @@ public function get_event_media_package($eventid)
      * @param int $courseid Course id
      * @return bool the capability of editing transcription!
      */
-    public function can_edit_event_transcription($video, $courseid)
-    {
+    public function can_edit_event_transcription($video, $courseid) {
         // To edit transcriptions, we need that the video processing to be in succeeded state to avoid any conflict in workflows.
         // We would also need to make sure that workflow for transcription is configured.
         if (!empty(get_config('block_opencast', 'transcriptionworkflow_' . $this->ocinstanceid)) &&
@@ -2934,8 +2848,7 @@ public function can_edit_event_transcription($video, $courseid)
      * @param int $courseid target course id
      * @return bool whether the acl (visibility) is applied
      */
-    public function set_duplicated_event_visibility($duplicatedeventid, $sourceeventid, $courseid)
-    {
+    public function set_duplicated_event_visibility($duplicatedeventid, $sourceeventid, $courseid) {
         // Getting the duplicated video object.
         $duplicatedvideo = $this->get_opencast_video($duplicatedeventid);
         if ($duplicatedvideo->error || !$this->can_update_event_metadata($duplicatedvideo->video, $courseid, false)) {
@@ -2950,7 +2863,7 @@ public function set_duplicated_event_visibility($duplicatedeventid, $sourceevent
         $sourceseries = $sourcevideo->video->is_part_of;
         // Get series mapping.
         $mapping = seriesmapping::get_record(['ocinstanceid' => $this->ocinstanceid,
-            'series' => $sourceseries, 'isdefault' => '1',]);
+            'series' => $sourceseries, 'isdefault' => '1', ]);
         // Extracting source course id to get the inital visibiltiy of the source event.
         if (!$mapping || !($sourcecourseid = $mapping->get('courseid'))) {
             return process_duplicated_event_visibility_change::TASK_FAILED;
@@ -2994,8 +2907,7 @@ public function set_duplicated_event_visibility($duplicatedeventid, $sourceevent
      *
      * @return string semantic version number of the opencast server.
      */
-    public function get_opencast_version()
-    {
+    public function get_opencast_version() {
         $response = $this->api->opencastapi->sysinfo->getVersion();
         $code = $response['code'];
         $versionobject = $response['body'];
@@ -3019,8 +2931,7 @@ public function get_opencast_version()
      * @return boolean true, if the track is added.
      * @throws opencast_connection_exception
      */
-    public function event_add_track($identifier, $flavor, $file, $overwrite = true)
-    {
+    public function event_add_track($identifier, $flavor, $file, $overwrite = true) {
         $response = $this->api->opencastapi->eventsApi->addTrack($identifier, $flavor, $file, $overwrite);
         $code = $response['code'];
         if ($code === 0) {
@@ -3038,8 +2949,7 @@ public function event_add_track($identifier, $flavor, $file, $overwrite = true)
      * @param bool $capabilitycheck
      * @return bool whether to provide the download button
      */
-    public function can_show_download_button($video, $courseid, $capabilitycheck = true)
-    {
+    public function can_show_download_button($video, $courseid, $capabilitycheck = true) {
         // Only when the video processing is SUCCEEDED, to avoid any misunderstanding.
         if ($video->is_downloadable && isset($video->processing_state) && $video->processing_state == "SUCCEEDED") {
             if ($capabilitycheck) {
@@ -3059,8 +2969,7 @@ public function can_show_download_button($video, $courseid, $capabilitycheck = t
      * @param bool $capabilitycheck
      * @return bool whether to provide the download button
      */
-    public function can_show_directaccess_link($video, $courseid, $capabilitycheck = true)
-    {
+    public function can_show_directaccess_link($video, $courseid, $capabilitycheck = true) {
         // Only when the video processing is SUCCEEDED, to avoid any misunderstanding.
         if ($video->is_accessible && isset($video->processing_state) && $video->processing_state == "SUCCEEDED") {
             if ($capabilitycheck) {
@@ -3080,8 +2989,7 @@ public function can_show_directaccess_link($video, $courseid, $capabilitycheck =
      * @param string $seriesid Series identifier
      * @return ?string the generated studio url path or null if something went wrong.
      */
-    public function generate_studio_url_path($courseid, $seriesid)
-    {
+    public function generate_studio_url_path($courseid, $seriesid) {
         global $SITE;
         // Return null if the requirements are missing.
         if (empty($courseid) || empty($seriesid)) {
diff --git a/classes/local/attachment_helper.php b/classes/local/attachment_helper.php
index 8a91dc53..14c31ab8 100644
--- a/classes/local/attachment_helper.php
+++ b/classes/local/attachment_helper.php
@@ -38,8 +38,8 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class attachment_helper
-{
+class attachment_helper {
+
     /** @var string File area id where attachments files are uploaded */
     const OC_FILEAREA_ATTACHMENT = 'attachmenttoupload';
 
@@ -65,8 +65,7 @@ class attachment_helper
      * @param string $type the attachment type.
      * @param array $attachemntfiles the array list of files to upload.
      */
-    public static function save_attachment_upload_job($uploadjobid, $type, $attachemntfiles)
-    {
+    public static function save_attachment_upload_job($uploadjobid, $type, $attachemntfiles) {
         global $DB;
         // Create object.
         $attachments = new stdClass();
@@ -81,8 +80,7 @@ public static function save_attachment_upload_job($uploadjobid, $type, $attachem
     /**
      * Process all attachment upload jobs.
      */
-    public function cron()
-    {
+    public function cron() {
         global $DB;
 
         // Get the attachment upload jobs.
@@ -131,8 +129,7 @@ public function cron()
      * @param object $job represents the attachment job.
      * @throws moodle_exception
      */
-    protected function process_upload_attachment_job($job)
-    {
+    protected function process_upload_attachment_job($job) {
         global $DB;
 
         // Prepare all the required variables to perform attachment upload.
@@ -174,8 +171,7 @@ protected function process_upload_attachment_job($job)
      * @param object $uploadjob represents the upload job.
      * @param object $video represents the video object.
      */
-    protected function upload_job_transcriptions($attachmentjob, $uploadjob, $video)
-    {
+    protected function upload_job_transcriptions($attachmentjob, $uploadjob, $video) {
         $ocinstanceid = $uploadjob->ocinstanceid;
         $courseid = $uploadjob->courseid;
         if (!empty(get_config('block_opencast', 'transcriptionworkflow_' . $ocinstanceid))) {
@@ -217,11 +213,10 @@ protected function upload_job_transcriptions($attachmentjob, $uploadjob, $video)
      * @param object $job attachment job object
      * @param int $status attachment status.
      */
-    private static function change_job_status($job, $status)
-    {
+    private static function change_job_status($job, $status) {
         global $DB;
-        $allowedjobstatus = array(self::STATUS_PENDING, self::STATUS_DONE,
-            self::STATUS_FAILED);
+        $allowedjobstatus = [self::STATUS_PENDING, self::STATUS_DONE,
+            self::STATUS_FAILED, ];
 
         if (!in_array($status, $allowedjobstatus)) {
             throw new coding_exception('Invalid job status code.');
@@ -237,8 +232,7 @@ private static function change_job_status($job, $status)
      *
      * @param object $job attachment job object
      */
-    protected function cleanup_attachment_job($job)
-    {
+    protected function cleanup_attachment_job($job) {
         global $DB;
         $attachemntfiles = json_decode($job->files);
         $fs = get_file_storage();
@@ -277,8 +271,7 @@ protected function cleanup_attachment_job($job)
      * @param string $flavor the attachment flavor.
      * @return string $mediapackagestr newly processed mediapackage xml as string
      */
-    private static function perform_add_attachment($ocinstanceid, $identifier, $mediapackagestr, $file, $flavor)
-    {
+    private static function perform_add_attachment($ocinstanceid, $identifier, $mediapackagestr, $file, $flavor) {
         // Remove existing attachments or media with the same flavor.
         $mediapackagestr = self::remove_existing_flavor_from_mediapackage($ocinstanceid, $mediapackagestr, 'type', $flavor);
         $apibridge = apibridge::get_instance($ocinstanceid);
@@ -306,8 +299,7 @@ private static function perform_add_attachment($ocinstanceid, $identifier, $medi
      *
      * @return string mediapackage
      */
-    private static function remove_existing_flavor_from_mediapackage($ocinstanceid, $mediapackagestr, $attributetype, $value)
-    {
+    private static function remove_existing_flavor_from_mediapackage($ocinstanceid, $mediapackagestr, $attributetype, $value) {
         $mediapackage = simplexml_load_string($mediapackagestr);
         // We loop through the attackments, to get rid of any duplicates.
         self::remove_attachment_from_xml($mediapackage, $attributetype, $value);
@@ -331,8 +323,7 @@ private static function remove_existing_flavor_from_mediapackage($ocinstanceid,
      * @param string $attributetype the type of attribute to check against.
      * @param string $value the value of attribute to match with.
      */
-    private static function remove_attachment_from_xml(&$mediapackage, $attributetype, $value)
-    {
+    private static function remove_attachment_from_xml(&$mediapackage, $attributetype, $value) {
         $i = 0;
         $toremove = [];
         foreach ($mediapackage->attachments->attachment as $item) {
@@ -354,8 +345,7 @@ private static function remove_attachment_from_xml(&$mediapackage, $attributetyp
      * @param string $attributetype the type of attribute to check against.
      * @param string $value the value of attribute to match with.
      */
-    private static function remove_media_from_xml(&$mediapackage, $attributetype, $value)
-    {
+    private static function remove_media_from_xml(&$mediapackage, $attributetype, $value) {
         $i = 0;
         $toremove = [];
         foreach ($mediapackage->media->track as $item) {
@@ -379,8 +369,7 @@ private static function remove_media_from_xml(&$mediapackage, $attributetype, $v
      *
      * @return boolean the result of starting workflow.
      */
-    private static function perform_finalize_upload_attachment($ocinstanceid, $mediapackagestr)
-    {
+    private static function perform_finalize_upload_attachment($ocinstanceid, $mediapackagestr) {
         try {
             $apibridge = apibridge::get_instance($ocinstanceid);
             // Get the transcription upload workflow.
@@ -406,8 +395,7 @@ private static function perform_finalize_upload_attachment($ocinstanceid, $media
      *
      * @return boolean the result of deletion.
      */
-    public static function delete_transcription($ocinstanceid, $eventidentifier, $transcriptionidentifier)
-    {
+    public static function delete_transcription($ocinstanceid, $eventidentifier, $transcriptionidentifier) {
         $success = false;
         $apibridge = apibridge::get_instance($ocinstanceid);
         $mediapackagestr = $apibridge->get_event_media_package($eventidentifier);
@@ -435,8 +423,7 @@ public static function delete_transcription($ocinstanceid, $eventidentifier, $tr
      *
      * @return boolean the result of starting workflow after upload
      */
-    public static function upload_single_transcription($file, $flavorservice, $ocinstanceid, $eventidentifier)
-    {
+    public static function upload_single_transcription($file, $flavorservice, $ocinstanceid, $eventidentifier) {
         $apibridge = apibridge::get_instance($ocinstanceid);
         $mediapackagestr = $apibridge->get_event_media_package($eventidentifier);
         $flavor = self::TRANSCRIPTION_FLAVOR_TYPE . "+{$flavorservice}";
@@ -452,8 +439,7 @@ public static function upload_single_transcription($file, $flavorservice, $ocins
      *
      * @param int $fileitemid transcription file item id
      */
-    public static function remove_single_transcription_file($fileitemid)
-    {
+    public static function remove_single_transcription_file($fileitemid) {
         global $DB;
         // Delete the file and everything related to it.
         $files = $DB->get_recordset('files', [
diff --git a/classes/local/autocomplete_suggestion_helper.php b/classes/local/autocomplete_suggestion_helper.php
index bab00c02..c65b33d1 100644
--- a/classes/local/autocomplete_suggestion_helper.php
+++ b/classes/local/autocomplete_suggestion_helper.php
@@ -34,16 +34,15 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class autocomplete_suggestion_helper
-{
+class autocomplete_suggestion_helper {
+
 
     /**
      * Get all available suggestions for contributor and creator (Presenter) metadata field.
      * @param int $ocinstanceid Opencast instance id.
      * @return array
      */
-    public static function get_suggestions_for_creator_and_contributor($ocinstanceid)
-    {
+    public static function get_suggestions_for_creator_and_contributor($ocinstanceid) {
         // We gather all suggestions array lists from different methods and return it as one array.
         // We use array_unique to make sure that there is no duplication.
         // We use array_filter to make sure there is no empty elements.
@@ -66,8 +65,7 @@ public static function get_suggestions_for_creator_and_contributor($ocinstanceid
      *
      * @return array
      */
-    private static function get_suggestions_from_course_teachers()
-    {
+    private static function get_suggestions_from_course_teachers() {
         global $COURSE;
 
         // Getting the course context.
@@ -102,8 +100,7 @@ private static function get_suggestions_from_course_teachers()
      *
      * @return array
      */
-    private static function get_suggestions_from_existing_uploadjobs()
-    {
+    private static function get_suggestions_from_existing_uploadjobs() {
         global $COURSE, $DB;
 
         // Initialize the array list to return.
@@ -182,8 +179,7 @@ private static function get_suggestions_from_existing_uploadjobs()
      * @param int $ocinstanceid Opencast instance id.
      * @return array
      */
-    private static function get_suggestions_from_opencast_course_videos($ocinstanceid)
-    {
+    private static function get_suggestions_from_opencast_course_videos($ocinstanceid) {
         global $COURSE;
 
         // Initialize the array list to return.
diff --git a/classes/local/changeowner_form.php b/classes/local/changeowner_form.php
index abfbd9d9..fe276178 100644
--- a/classes/local/changeowner_form.php
+++ b/classes/local/changeowner_form.php
@@ -37,14 +37,13 @@
  * @copyright  2022 Tamara Gunkel, University of Münster
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class changeowner_form extends moodleform
-{
+class changeowner_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/event.php b/classes/local/event.php
index 6ea5519c..1d18f176 100644
--- a/classes/local/event.php
+++ b/classes/local/event.php
@@ -37,8 +37,8 @@
  * @copyright  2017 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class event
-{
+class event {
+
 
     /** @var array Access control list. */
     private array $acl = [];
@@ -55,8 +55,7 @@ class event
      * @param int $id
      * @param string $value
      */
-    public function add_meta_data($id, $value)
-    {
+    public function add_meta_data($id, $value) {
         $this->metadatafields[] = ['id' => $id, 'value' => $value];
     }
 
@@ -65,8 +64,7 @@ public function add_meta_data($id, $value)
      *
      * @return string json encoded metadata.
      */
-    public function get_meta_data()
-    {
+    public function get_meta_data() {
 
         $metadata = [];
         $metadata['label'] = "Opencast Series Dublincore";
@@ -81,8 +79,7 @@ public function get_meta_data()
      *
      * @param int $fileid
      */
-    public function set_presentation($fileid)
-    {
+    public function set_presentation($fileid) {
         $fs = get_file_storage();
         $this->presentation = $fs->get_file_by_id($fileid);
     }
@@ -93,8 +90,7 @@ public function set_presentation($fileid)
      * @param string $chunkuploadid
      * @throws moodle_exception
      */
-    public function set_chunkupload_presenter($chunkuploadid)
-    {
+    public function set_chunkupload_presenter($chunkuploadid) {
         if (!class_exists('\local_chunkupload\chunkupload_form_element')) {
             throw new moodle_exception("local_chunkupload is not installed. This should never happen.");
         }
@@ -107,8 +103,7 @@ public function set_chunkupload_presenter($chunkuploadid)
      * @param string $chunkuploadid
      * @throws moodle_exception
      */
-    public function set_chunkupload_presentation($chunkuploadid)
-    {
+    public function set_chunkupload_presentation($chunkuploadid) {
         if (!class_exists('\local_chunkupload\chunkupload_form_element')) {
             throw new moodle_exception("local_chunkupload is not installed. This should never happen.");
         }
@@ -120,8 +115,7 @@ public function set_chunkupload_presentation($chunkuploadid)
      *
      * @return object|null
      */
-    public function get_presentation()
-    {
+    public function get_presentation() {
         return $this->presentation;
     }
 
@@ -130,8 +124,7 @@ public function get_presentation()
      *
      * @param int $fileid
      */
-    public function set_presenter($fileid)
-    {
+    public function set_presenter($fileid) {
         $fs = get_file_storage();
         $this->presenter = $fs->get_file_by_id($fileid);
     }
@@ -141,8 +134,7 @@ public function set_presenter($fileid)
      *
      * @return object|null
      */
-    public function get_presenter()
-    {
+    public function get_presenter() {
         return $this->presenter;
     }
     // End adding presenter option.
@@ -153,8 +145,7 @@ public function get_presenter()
      * @param string|array $jsonacl acl arry or string as received from opencast.
      * @throws moodle_exception
      */
-    public function set_json_acl($jsonacl)
-    {
+    public function set_json_acl($jsonacl) {
 
         $jsonacl = is_string($jsonacl) ? json_decode($jsonacl) : $jsonacl;
         $this->acl = $jsonacl;
@@ -171,8 +162,7 @@ public function set_json_acl($jsonacl)
      * @param string $action
      * @param string $role
      */
-    public function add_acl($allow, $action, $role)
-    {
+    public function add_acl($allow, $action, $role) {
 
         $this->remove_acl($action, $role);
         $this->acl[] = (object)['allow' => $allow, 'role' => $role, 'action' => $action];
@@ -184,8 +174,7 @@ public function add_acl($allow, $action, $role)
      * @param string $action Action
      * @param string $role Role name
      */
-    public function has_acl($allow, $action, $role)
-    {
+    public function has_acl($allow, $action, $role) {
         $role = (object)['allow' => $allow, 'role' => $role, 'action' => $action];
         return in_array($role, $this->acl);
     }
@@ -195,8 +184,7 @@ public function has_acl($allow, $action, $role)
      * @param string $action Action
      * @param string $role Role name
      */
-    public function remove_acl($action, $role)
-    {
+    public function remove_acl($action, $role) {
 
         foreach ($this->acl as $key => $acl) {
             if (($acl->action == $action) && ($acl->role == $role)) {
@@ -211,8 +199,7 @@ public function remove_acl($action, $role)
      *
      * @return string
      */
-    public function get_next_series_courseid()
-    {
+    public function get_next_series_courseid() {
 
         if (!$this->acl) {
             return false;
@@ -234,8 +221,7 @@ public function get_next_series_courseid()
      * Get the acl rules as array.
      * @return array
      */
-    public function get_acl()
-    {
+    public function get_acl() {
         return $this->acl;
     }
 
@@ -244,8 +230,7 @@ public function get_acl()
      *
      * @return string.
      */
-    public function get_json_acl()
-    {
+    public function get_json_acl() {
         return json_encode(array_values($this->acl));
     }
 
@@ -255,8 +240,7 @@ public function get_json_acl()
      * @param int $ocinstanceid Opencast instance id.
      * @return string
      */
-    public function get_processing($ocinstanceid)
-    {
+    public function get_processing($ocinstanceid) {
 
         $uploadworkflow = get_config('block_opencast', 'uploadworkflow_' . $ocinstanceid);
         if (empty($uploadworkflow)) {
@@ -284,8 +268,7 @@ public function get_processing($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return array form params.
      */
-    public function get_form_params($ocinstanceid)
-    {
+    public function get_form_params($ocinstanceid) {
 
         $params = [];
         $params['acl'] = $this->get_json_acl();
@@ -314,8 +297,7 @@ public function get_form_params($ocinstanceid)
      * @return mixed false if task could not be created, id of inserted task otherwise.
      */
     public static function create_duplication_task($ocinstanceid, $courseid, $seriesid,
-                                                   $eventid, $modulecleanup = false, $episodemodules = null)
-    {
+                                                   $eventid, $modulecleanup = false, $episodemodules = null) {
 
         $task = new process_duplicate_event();
 
diff --git a/classes/local/eventstatus_notification_helper.php b/classes/local/eventstatus_notification_helper.php
index 928bca37..7002e93b 100644
--- a/classes/local/eventstatus_notification_helper.php
+++ b/classes/local/eventstatus_notification_helper.php
@@ -35,8 +35,8 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class eventstatus_notification_helper
-{
+class eventstatus_notification_helper {
+
 
     /**
      * Save the event status notification job onto the db table to be processed later with cronjobs.
@@ -46,8 +46,7 @@ class eventstatus_notification_helper
      * @param int $courseid Course id
      * @param int $uploaderuserid userid of the uploader
      */
-    public static function save_notification_jobs($ocinstanceid, $eventidentifier, $courseid, $uploaderuserid)
-    {
+    public static function save_notification_jobs($ocinstanceid, $eventidentifier, $courseid, $uploaderuserid) {
         global $DB;
 
         // Initialize the notification job.
@@ -66,8 +65,7 @@ public static function save_notification_jobs($ocinstanceid, $eventidentifier, $
     /**
      * Process all transfers to opencast server.
      */
-    public function cron()
-    {
+    public function cron() {
         global $DB;
 
         // Get all waiting notification jobs.
@@ -97,8 +95,7 @@ public function cron()
      * @return void
      * @throws moodle_exception
      */
-    protected function process_notification_job($job)
-    {
+    protected function process_notification_job($job) {
         global $DB;
         $ocinstanceid = $job->ocinstanceid;
         $apibridge = apibridge::get_instance($ocinstanceid);
@@ -164,8 +161,7 @@ protected function process_notification_job($job)
      * @param object $video the video object retrieved from Opencast.
      *
      */
-    private function notify_users($job, $video)
-    {
+    private function notify_users($job, $video) {
         global $DB;
         // Initialize the user list as an empty array.
         $usertolist = [];
@@ -212,8 +208,7 @@ private function notify_users($job, $video)
      * @param object $metadata represents the metadate object for the upload job.
      *
      */
-    public static function notify_users_upload_queue($job, $metadata)
-    {
+    public static function notify_users_upload_queue($job, $metadata) {
         global $DB;
         // Initialize the user list as an empty array.
         $usertolist = [];
@@ -270,8 +265,7 @@ public static function notify_users_upload_queue($job, $metadata)
      * @param string $status status string code.
      * @return string status message text.
      */
-    private function get_status_message($status)
-    {
+    private function get_status_message($status) {
         switch ($status) {
             case 'FAILED' :
                 return get_string('ocstatefailed', 'block_opencast');
diff --git a/classes/local/file_deletionmanager.php b/classes/local/file_deletionmanager.php
index 8f4663c1..2cd3027b 100644
--- a/classes/local/file_deletionmanager.php
+++ b/classes/local/file_deletionmanager.php
@@ -33,8 +33,8 @@
  * @copyright 2018 Andreas Wagner, Synergy Learning
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class file_deletionmanager extends \file_system_filedir
-{
+class file_deletionmanager extends \file_system_filedir {
+
 
     /**
      * Delete all the users draft file entries that belongs to a videofile within
@@ -47,8 +47,7 @@ class file_deletionmanager extends \file_system_filedir
      * @param int $coursecontextid
      * @param int $itemid
      */
-    public static function delete_draft_files_by_source($contenthash, $coursecontextid, $itemid = 0)
-    {
+    public static function delete_draft_files_by_source($contenthash, $coursecontextid, $itemid = 0) {
         global $DB;
 
         $params = [
@@ -91,8 +90,7 @@ public static function delete_draft_files_by_source($contenthash, $coursecontext
      * @param int $coursecontextid
      * @param int $itemid
      */
-    public static function delete_dot_files_by_source($coursecontextid, $itemid)
-    {
+    public static function delete_dot_files_by_source($coursecontextid, $itemid) {
         global $DB;
 
         $params = [
@@ -130,8 +128,7 @@ public static function delete_dot_files_by_source($coursecontextid, $itemid)
      * @param int $coursecontextid
      * @param int $itemid
      */
-    public static function track_draftitemid($coursecontextid, $itemid)
-    {
+    public static function track_draftitemid($coursecontextid, $itemid) {
         global $DB;
 
         // Do some cleanup.
@@ -164,8 +161,7 @@ public static function track_draftitemid($coursecontextid, $itemid)
      * It must be noted, that draft entries should have been removed within
      * 4 days by filestorage cron, so we can do so some save cleanup here.
      */
-    public static function cleanup_old_draftitemids()
-    {
+    public static function cleanup_old_draftitemids() {
         global $DB;
 
         $old = time() - 5 * DAYSECS;
@@ -184,8 +180,7 @@ public static function cleanup_old_draftitemids()
      *
      * @param stored_file $storedfile
      */
-    public static function fulldelete_file($storedfile)
-    {
+    public static function fulldelete_file($storedfile) {
         $filedir = new file_system_filedir();
 
         // Delete .dot entry, see https://tracker.moodle.org/browse/MDL-65857.
diff --git a/classes/local/file_system_filedir.php b/classes/local/file_system_filedir.php
index 6cbc2d6b..0504bfbf 100644
--- a/classes/local/file_system_filedir.php
+++ b/classes/local/file_system_filedir.php
@@ -35,8 +35,8 @@
  * @copyright 2018 Andreas Wagner, Synergy Learning
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class file_system_filedir extends \file_system_filedir
-{
+class file_system_filedir extends \file_system_filedir {
+
 
     /**
      * Unlink one file in the trashdir by contenthash
@@ -44,8 +44,7 @@ class file_system_filedir extends \file_system_filedir
      * @param string $contenthash
      * @return boolean true if succeeded
      */
-    public function delete_file_from_trashdir($contenthash)
-    {
+    public function delete_file_from_trashdir($contenthash) {
 
         if (!$this->file_exists_in_trashdir($contenthash)) {
             return false;
@@ -61,8 +60,7 @@ public function delete_file_from_trashdir($contenthash)
      * @param string $contenthash
      * @return boolean true, if the file exists in trashdir.
      */
-    public function file_exists_in_trashdir($contenthash)
-    {
+    public function file_exists_in_trashdir($contenthash) {
         $filepath = $this->get_trash_fullpath_from_hash($contenthash);
         return file_exists($filepath);
     }
diff --git a/classes/local/flexible_table.php b/classes/local/flexible_table.php
index e4185b3b..06ab3603 100644
--- a/classes/local/flexible_table.php
+++ b/classes/local/flexible_table.php
@@ -37,14 +37,13 @@
  * @copyright 2018 Andreas Wagner, Synergy Learning
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class flexible_table extends \flexible_table
-{
+class flexible_table extends \flexible_table {
+
 
     /**
      * Overridden method to change content and format of display notification.
      */
-    public function print_nothing_to_display()
-    {
+    public function print_nothing_to_display() {
 
         // Render button to allow user to reset table preferences.
         echo $this->render_reset_button();
diff --git a/classes/local/importvideos_coursesearch.php b/classes/local/importvideos_coursesearch.php
index 2dbf80f8..c447aa18 100644
--- a/classes/local/importvideos_coursesearch.php
+++ b/classes/local/importvideos_coursesearch.php
@@ -39,14 +39,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_coursesearch extends import_course_search
-{
+class importvideos_coursesearch extends import_course_search {
+
 
     /**
      * Sets up the access restrictions for the courses to be displayed in the search.
      */
-    protected function setup_restrictions()
-    {
+    protected function setup_restrictions() {
         $this->require_capability('block/opencast:manualimportsource');
     }
 }
diff --git a/classes/local/importvideos_select_series_form.php b/classes/local/importvideos_select_series_form.php
index 8c8f291f..0e98bc3f 100644
--- a/classes/local/importvideos_select_series_form.php
+++ b/classes/local/importvideos_select_series_form.php
@@ -37,14 +37,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_select_series_form extends moodleform
-{
+class importvideos_select_series_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/importvideos_step1_form.php b/classes/local/importvideos_step1_form.php
index c4cefcf5..8365c496 100644
--- a/classes/local/importvideos_step1_form.php
+++ b/classes/local/importvideos_step1_form.php
@@ -37,14 +37,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_step1_form extends moodleform
-{
+class importvideos_step1_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/importvideos_step2_form.php b/classes/local/importvideos_step2_form.php
index e8a86dbc..dd364796 100644
--- a/classes/local/importvideos_step2_form.php
+++ b/classes/local/importvideos_step2_form.php
@@ -37,14 +37,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_step2_form extends moodleform
-{
+class importvideos_step2_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
@@ -92,7 +91,7 @@ public function definition()
             $mform->addElement('html', '<p>' . $info['title'] . '</p>');
             foreach ($info['videos'] as $videoid => $label) {
                 $mform->addElement('advcheckbox', 'coursevideos[' . $videoid . ']', $label, null,
-                    array('group' => 'coursevideocheckboxes'));
+                    ['group' => 'coursevideocheckboxes']);
             }
         }
         $this->add_checkbox_controller('coursevideocheckboxes', null, null, 1);
@@ -107,8 +106,7 @@ public function definition()
      * @param array $files Form files
      * @return array Validation results
      */
-    public function validation($data, $files)
-    {
+    public function validation($data, $files) {
         // Ask parent class for errors first.
         $errors = parent::validation($data, $files);
 
diff --git a/classes/local/importvideos_step3_form.php b/classes/local/importvideos_step3_form.php
index 5afffcf5..9c4653b5 100644
--- a/classes/local/importvideos_step3_form.php
+++ b/classes/local/importvideos_step3_form.php
@@ -40,14 +40,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_step3_form extends moodleform
-{
+class importvideos_step3_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/importvideos_step3_form_acl.php b/classes/local/importvideos_step3_form_acl.php
index 44cf5461..4a708435 100644
--- a/classes/local/importvideos_step3_form_acl.php
+++ b/classes/local/importvideos_step3_form_acl.php
@@ -37,14 +37,13 @@
  * @copyright  2021 Farbod Zamani Boroujeni, ELAN e.V. <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_step3_form_acl extends moodleform
-{
+class importvideos_step3_form_acl extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/importvideos_step4_form.php b/classes/local/importvideos_step4_form.php
index d7cc1d37..71ddafc0 100644
--- a/classes/local/importvideos_step4_form.php
+++ b/classes/local/importvideos_step4_form.php
@@ -37,14 +37,13 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideos_step4_form extends moodleform
-{
+class importvideos_step4_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         // Define mform.
diff --git a/classes/local/importvideosmanager.php b/classes/local/importvideosmanager.php
index 751ac023..13131b80 100644
--- a/classes/local/importvideosmanager.php
+++ b/classes/local/importvideosmanager.php
@@ -37,8 +37,8 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class importvideosmanager
-{
+class importvideosmanager {
+
 
     /**
      * Helperfunction to get the status of the manual import videos feature.
@@ -47,8 +47,7 @@ class importvideosmanager
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_enabled_and_working_for_manualimport($ocinstanceid)
-    {
+    public static function is_enabled_and_working_for_manualimport($ocinstanceid) {
         // Get the status of the whole import featureset.
         $config = get_config('block_opencast', 'importvideosenabled_' . $ocinstanceid);
 
@@ -120,8 +119,7 @@ public static function is_enabled_and_working_for_manualimport($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_enabled_and_working_for_coreimport($ocinstanceid)
-    {
+    public static function is_enabled_and_working_for_coreimport($ocinstanceid) {
         // Get the status of the whole import featureset.
         $config = get_config('block_opencast', 'importvideosenabled_' . $ocinstanceid);
 
@@ -191,8 +189,7 @@ public static function is_enabled_and_working_for_coreimport($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function handle_series_modules_is_enabled_and_working($ocinstanceid)
-    {
+    public static function handle_series_modules_is_enabled_and_working($ocinstanceid) {
         // Get the status of the feature.
         $config = get_config('block_opencast', 'importvideoshandleseriesenabled_' . $ocinstanceid);
 
@@ -223,8 +220,7 @@ public static function handle_series_modules_is_enabled_and_working($ocinstancei
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function handle_episode_modules_is_enabled_and_working($ocinstanceid)
-    {
+    public static function handle_episode_modules_is_enabled_and_working($ocinstanceid) {
         // Get the status of the feature.
         $config = get_config('block_opencast', 'importvideoshandleepisodeenabled_' . $ocinstanceid);
 
@@ -258,8 +254,7 @@ public static function handle_episode_modules_is_enabled_and_working($ocinstance
      *
      * @return array
      */
-    public static function get_import_source_course_series_and_videos_menu($ocinstanceid, $sourcecourseid)
-    {
+    public static function get_import_source_course_series_and_videos_menu($ocinstanceid, $sourcecourseid) {
         global $PAGE;
 
         // Get renderer.
@@ -312,8 +307,7 @@ public static function get_import_source_course_series_and_videos_menu($ocinstan
      *
      * @return array
      */
-    public static function get_import_source_course_videos_summary($ocinstanceid, $sourcecourseid, $selectedcoursevideos)
-    {
+    public static function get_import_source_course_videos_summary($ocinstanceid, $sourcecourseid, $selectedcoursevideos) {
         global $PAGE;
 
         // Get renderer.
@@ -369,8 +363,7 @@ public static function get_import_source_course_videos_summary($ocinstanceid, $s
      * @return array
      * @throws dml_exception
      */
-    public static function get_import_source_course_series($ocinstanceid, $sourcecourseid)
-    {
+    public static function get_import_source_course_series($ocinstanceid, $sourcecourseid) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
         $series = $apibridge->get_course_series($sourcecourseid);
@@ -396,8 +389,7 @@ public static function get_import_source_course_series($ocinstanceid, $sourcecou
      * @return stdClass
      */
     public static function duplicate_videos($ocinstanceid, $sourcecourseid, $targetcourseid,
-                                            $coursevideos, $modulecleanup = false)
-    {
+                                            $coursevideos, $modulecleanup = false) {
         global $USER;
         $result = new stdClass();
 
@@ -502,8 +494,7 @@ public static function duplicate_videos($ocinstanceid, $sourcecourseid, $targetc
      *
      * @return string
      */
-    public static function get_import_acl_source_series_videos_summary($ocinstanceid, $seriesid)
-    {
+    public static function get_import_acl_source_series_videos_summary($ocinstanceid, $seriesid) {
         global $PAGE;
 
         // Get renderers.
@@ -554,8 +545,7 @@ public static function get_import_acl_source_series_videos_summary($ocinstanceid
      *
      * @return object
      */
-    public static function change_acl($ocinstanceid, $sourcecourseid, $sourcecourseseries, $targetcourseid)
-    {
+    public static function change_acl($ocinstanceid, $sourcecourseid, $sourcecourseseries, $targetcourseid) {
         global $USER, $PAGE;
 
         // Initialize the result as empty object to handle it later on.
diff --git a/classes/local/ingest_uploader.php b/classes/local/ingest_uploader.php
index b10b5409..e5685d96 100644
--- a/classes/local/ingest_uploader.php
+++ b/classes/local/ingest_uploader.php
@@ -44,8 +44,8 @@
  * @copyright  2021 Tamara Gunkel WWU
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class ingest_uploader
-{
+class ingest_uploader {
+
     /** @var int Media package is created */
     const STATUS_INGEST_CREATING_MEDIA_PACKAGE = 221;
 
@@ -71,8 +71,7 @@ class ingest_uploader
      * @throws dml_exception
      * @throws moodle_exception
      */
-    public static function create_event($job)
-    {
+    public static function create_event($job) {
         global $DB;
         $apibridge = apibridge::get_instance($job->ocinstanceid);
 
@@ -246,8 +245,7 @@ public static function create_event($job)
      * @return false|string
      * @throws Exception
      */
-    protected static function create_episode_xml($job)
-    {
+    protected static function create_episode_xml($job) {
 
         $dom = new DOMDocument('1.0', 'utf-8');
 
@@ -307,8 +305,7 @@ protected static function create_episode_xml($job)
      * @throws coding_exception
      * @throws dml_exception
      */
-    protected static function create_acl_xml($roles, $job)
-    {
+    protected static function create_acl_xml($roles, $job) {
         $mediapackageid = 'mediapackage-1';
         if (!empty($job->mediapackage)) {
             $mediapackagexml = new SimpleXMLElement($job->mediapackage);
@@ -396,8 +393,7 @@ protected static function create_acl_xml($roles, $job)
      * @throws dml_exception
      */
     public static function update_status_with_mediapackage(&$job, $status, $setmodified = true, $setstarted = false,
-                                                           $setsucceeded = false, $mediapackage = null)
-    {
+                                                           $setsucceeded = false, $mediapackage = null) {
         global $DB;
         $time = time();
         if ($setstarted) {
@@ -423,8 +419,7 @@ public static function update_status_with_mediapackage(&$job, $status, $setmodif
      * @param int $statuscode Status code
      * @return lang_string|string Name of status code or empty if not found.
      */
-    public static function get_status_string($statuscode)
-    {
+    public static function get_status_string($statuscode) {
         switch ($statuscode) {
             case self::STATUS_INGEST_CREATING_MEDIA_PACKAGE :
                 return get_string('ingeststatecreatingmedispackage', 'block_opencast');
diff --git a/classes/local/liveupdate_helper.php b/classes/local/liveupdate_helper.php
index b2a057b1..dbb0e813 100644
--- a/classes/local/liveupdate_helper.php
+++ b/classes/local/liveupdate_helper.php
@@ -33,8 +33,8 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class liveupdate_helper
-{
+class liveupdate_helper {
+
     /**
      * Returns the processing state live update hidden input flag.
      *
@@ -42,8 +42,7 @@ class liveupdate_helper
      * @param string $eventtitle video title
      * @return string a hidden input as processing state item
      */
-    public static function get_liveupdate_processing_hidden_input($identifier, $eventtitle)
-    {
+    public static function get_liveupdate_processing_hidden_input($identifier, $eventtitle) {
         $attributes = ['type' => 'hidden', 'name' => 'liveupdate_processing_item', 'value' => $identifier];
         if (!empty($eventtitle)) {
             $attributes['data-title'] = $eventtitle;
@@ -58,8 +57,7 @@ public static function get_liveupdate_processing_hidden_input($identifier, $even
      * @param string $jobtitle job title
      * @return string a hidden input for uploading job item
      */
-    public static function get_liveupdate_uploading_hidden_input($jobid, $jobtitle)
-    {
+    public static function get_liveupdate_uploading_hidden_input($jobid, $jobtitle) {
         $attributes = ['type' => 'hidden', 'name' => 'liveupdate_uploading_item', 'value' => $jobid];
         if (!empty($jobtitle)) {
             $attributes['data-title'] = $jobtitle;
@@ -75,8 +73,7 @@ public static function get_liveupdate_uploading_hidden_input($jobid, $jobtitle)
      * @param string $identifier event identifier
      * @return array|string $info the live update info or empty string if error happens.
      */
-    public static function get_processing_state_info($ocinstanceid, $identifier)
-    {
+    public static function get_processing_state_info($ocinstanceid, $identifier) {
         global $PAGE;
         /** @var block_opencast_renderer $renderer */
         $renderer = $PAGE->get_renderer('block_opencast');
@@ -110,8 +107,7 @@ public static function get_processing_state_info($ocinstanceid, $identifier)
      * @param int $uploadjobid the id of upload job
      * @return array|string $info the live update info or empty string if error happens.
      */
-    public static function get_uploading_info($uploadjobid)
-    {
+    public static function get_uploading_info($uploadjobid) {
         global $DB, $PAGE;
 
         // Get single upload job record to extract its current info.
diff --git a/classes/local/lti_helper.php b/classes/local/lti_helper.php
index 5a2efcb7..7d20adde 100644
--- a/classes/local/lti_helper.php
+++ b/classes/local/lti_helper.php
@@ -31,8 +31,8 @@
  * @copyright  2022 Tamara Gunkel WWU
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class lti_helper
-{
+class lti_helper {
+
 
     /**
      * Create necessary lti parameters.
@@ -43,15 +43,14 @@ class lti_helper
      *
      * @return array lti parameters
      */
-    public static function create_lti_parameters($consumerkey, $consumersecret, $endpoint, $customtool)
-    {
+    public static function create_lti_parameters($consumerkey, $consumersecret, $endpoint, $customtool) {
         global $CFG, $COURSE, $USER;
 
-        $helper = new oauth_helper(array('oauth_consumer_key' => $consumerkey,
-            'oauth_consumer_secret' => $consumersecret));
+        $helper = new oauth_helper(['oauth_consumer_key' => $consumerkey,
+            'oauth_consumer_secret' => $consumersecret, ]);
 
         // Set all necessary parameters.
-        $params = array();
+        $params = [];
         $params['oauth_version'] = '1.0';
         $params['oauth_nonce'] = $helper->get_nonce();
         $params['oauth_timestamp'] = $helper->get_timestamp();
diff --git a/classes/local/ltimodulemanager.php b/classes/local/ltimodulemanager.php
index ad7841b2..4676d7e8 100644
--- a/classes/local/ltimodulemanager.php
+++ b/classes/local/ltimodulemanager.php
@@ -41,8 +41,8 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class ltimodulemanager
-{
+class ltimodulemanager {
+
 
     /**
      * Helperfunction to get the list of available preconfigured LTI tools.
@@ -51,8 +51,7 @@ class ltimodulemanager
      *
      * @return array
      */
-    public static function get_preconfigured_tools()
-    {
+    public static function get_preconfigured_tools() {
         global $CFG;
 
         // Require LTI library.
@@ -81,8 +80,7 @@ public static function get_preconfigured_tools()
      * @param int $ocinstanceid Opencast instance id.
      * @return int|boolean
      */
-    public static function get_preconfigured_tool_for_series($ocinstanceid)
-    {
+    public static function get_preconfigured_tool_for_series($ocinstanceid) {
         // Get the preconfigured LTI tool to be used.
         $toolid = get_config('block_opencast', 'addltipreconfiguredtool_' . $ocinstanceid);
 
@@ -109,8 +107,7 @@ public static function get_preconfigured_tool_for_series($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return int|boolean
      */
-    public static function get_preconfigured_tool_for_episode($ocinstanceid)
-    {
+    public static function get_preconfigured_tool_for_episode($ocinstanceid) {
         // Get the preconfigured LTI tool to be used.
         $toolid = get_config('block_opencast', 'addltiepisodepreconfiguredtool_' . $ocinstanceid);
 
@@ -137,8 +134,7 @@ public static function get_preconfigured_tool_for_episode($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_enabled_and_working_for_series($ocinstanceid)
-    {
+    public static function is_enabled_and_working_for_series($ocinstanceid) {
         // Get the status of the feature.
         $config = get_config('block_opencast', 'addltienabled_' . $ocinstanceid);
 
@@ -158,8 +154,7 @@ public static function is_enabled_and_working_for_series($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_working_for_series($ocinstanceid)
-    {
+    public static function is_working_for_series($ocinstanceid) {
         // Get the preconfigured tool.
         $tool = self::get_preconfigured_tool_for_series($ocinstanceid);
 
@@ -192,8 +187,7 @@ public static function is_working_for_series($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_enabled_and_working_for_episodes($ocinstanceid)
-    {
+    public static function is_enabled_and_working_for_episodes($ocinstanceid) {
         // Remember the status for subsequent calls.
         static $enabledandworking = null;
 
@@ -230,8 +224,7 @@ public static function is_enabled_and_working_for_episodes($ocinstanceid)
      * @param int $ocinstanceid Opencast instance id.
      * @return boolean
      */
-    public static function is_working_for_episodes($ocinstanceid)
-    {
+    public static function is_working_for_episodes($ocinstanceid) {
         // Remember the status for subsequent calls.
         static $working = null;
 
@@ -288,8 +281,7 @@ public static function is_working_for_episodes($ocinstanceid)
      * @return boolean
      */
     public static function create_module_for_series($ocinstanceid, $courseid, $title, $seriesid, $sectionid = 0, $introtext = '',
-                                                    $introformat = FORMAT_HTML, $availability = null)
-    {
+                                                    $introformat = FORMAT_HTML, $availability = null) {
         global $CFG, $DB;
 
         // Require mod library.
@@ -358,8 +350,7 @@ public static function create_module_for_series($ocinstanceid, $courseid, $title
      */
     public static function create_module_for_episode($ocinstanceid, $courseid, $title, $episodeuuid, $sectionid = 0,
                                                      $introtext = '', $introformat = FORMAT_HTML,
-                                                     $availability = null)
-    {
+                                                     $availability = null) {
         global $CFG, $DB;
 
         // Require mod library.
@@ -428,8 +419,7 @@ public static function create_module_for_episode($ocinstanceid, $courseid, $titl
      * @return object
      */
     public static function build_lti_modinfo($pluginid, $course, $title, $sectionid, $toolid, $instructorcustomparameters,
-                                             $introtext = '', $introformat = FORMAT_HTML, $availability = null)
-    {
+                                             $introtext = '', $introformat = FORMAT_HTML, $availability = null) {
         global $DB;
 
         // Create standard class object.
@@ -482,13 +472,12 @@ public static function build_lti_modinfo($pluginid, $course, $title, $sectionid,
      *
      * @return int|boolean
      */
-    public static function get_module_for_series($ocinstanceid, $courseid, $series)
-    {
+    public static function get_module_for_series($ocinstanceid, $courseid, $series) {
         global $DB;
 
         // Get the LTI series module id.
         $moduleid = $DB->get_field('block_opencast_ltimodule', 'cmid', ['ocinstanceid' => $ocinstanceid,
-            'courseid' => $courseid, 'seriesid' => $series,]);
+            'courseid' => $courseid, 'seriesid' => $series, ]);
 
         // If there is a LTI series module found.
         if ($moduleid) {
@@ -524,8 +513,7 @@ public static function get_module_for_series($ocinstanceid, $courseid, $series)
      *
      * @return array of course module IDs. The course module ID is used as array key, the references series ID as array value.
      */
-    public static function get_modules_for_series_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedcourseid)
-    {
+    public static function get_modules_for_series_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedcourseid) {
         global $DB;
 
         // Get an APIbridge instance.
@@ -552,7 +540,7 @@ public static function get_modules_for_series_linking_to_other_course($ocinstanc
                 ' ORDER BY cm.added ASC';
             $params = ['toolid' => $toolid,
                 'course' => $modulecourseid,
-                'referencedseriesid' => '%' . $series->series . '%',];
+                'referencedseriesid' => '%' . $series->series . '%', ];
             $seriesmodules = $DB->get_fieldset_sql($sql, $params);
 
             // If there are any existing series modules in this course.
@@ -580,8 +568,7 @@ public static function get_modules_for_series_linking_to_other_course($ocinstanc
      *
      * @return bool
      */
-    public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $referencedcourseid, $duplicatedseries)
-    {
+    public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $referencedcourseid, $duplicatedseries) {
         global $CFG, $DB;
 
         // Require grade library. For an unknown reason, this is needed when updating the module.
@@ -679,13 +666,12 @@ public static function cleanup_series_modules($ocinstanceid, $modulecourseid, $r
      *
      * @return array
      */
-    public static function get_modules_for_episodes($ocinstanceid, $courseid)
-    {
+    public static function get_modules_for_episodes($ocinstanceid, $courseid) {
         global $DB;
 
         // Get the LTI episode module ids.
         $modules = $DB->get_records_menu('block_opencast_ltiepisode', ['ocinstanceid' => $ocinstanceid,
-            'courseid' => $courseid,], '', 'episodeuuid, cmid');
+            'courseid' => $courseid, ], '', 'episodeuuid, cmid');
 
         // Return the LTI module ids.
         return $modules;
@@ -701,8 +687,7 @@ public static function get_modules_for_episodes($ocinstanceid, $courseid)
      *
      * @return int|boolean
      */
-    public static function pick_module_for_episode($ocinstanceid, $modules, $courseid, $episodeuuid)
-    {
+    public static function pick_module_for_episode($ocinstanceid, $modules, $courseid, $episodeuuid) {
         global $DB;
 
         // If there isn't an episode for the given episode.
@@ -746,8 +731,7 @@ public static function pick_module_for_episode($ocinstanceid, $modules, $coursei
      *
      * @return int|boolean
      */
-    public static function get_module_for_episode($ocinstanceid, $courseid, $episodeuuid)
-    {
+    public static function get_module_for_episode($ocinstanceid, $courseid, $episodeuuid) {
         // Get the existing modules of the course.
         $modules = self::get_modules_for_episodes($ocinstanceid, $courseid);
 
@@ -773,8 +757,7 @@ public static function get_module_for_episode($ocinstanceid, $courseid, $episode
      * @return array
      */
     public static function get_modules_for_episodes_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedcourseid,
-                                                                            $onlytheseepisodes = null)
-    {
+                                                                            $onlytheseepisodes = null) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -819,8 +802,7 @@ public static function get_modules_for_episodes_linking_to_other_course($ocinsta
      *
      * @return array
      */
-    public static function get_modules_for_episode_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedepisodeid)
-    {
+    public static function get_modules_for_episode_linking_to_other_course($ocinstanceid, $modulecourseid, $referencedepisodeid) {
         global $DB;
 
         // Get the id of the preconfigured tool.
@@ -838,7 +820,7 @@ public static function get_modules_for_episode_linking_to_other_course($ocinstan
             'AND ' . $DB->sql_like('l.instructorcustomparameters', ':referencedepisodeid');
         $params = ['toolid' => $toolid,
             'course' => $modulecourseid,
-            'referencedepisodeid' => '%' . $referencedepisodeid . '%',];
+            'referencedepisodeid' => '%' . $referencedepisodeid . '%', ];
         $episodemodules = $DB->get_fieldset_sql($sql, $params);
 
         // If there are any existing episode modules in this course.
@@ -867,8 +849,7 @@ public static function get_modules_for_episode_linking_to_other_course($ocinstan
      *
      * @return bool
      */
-    public static function cleanup_episode_modules($ocinstanceid, $modulecourseid, $episodemodules, $episodeid)
-    {
+    public static function cleanup_episode_modules($ocinstanceid, $modulecourseid, $episodemodules, $episodeid) {
         global $CFG, $DB;
 
         // Require course module library.
@@ -945,8 +926,7 @@ public static function cleanup_episode_modules($ocinstanceid, $modulecourseid, $
      * @param int $ocinstanceid Opencast instance id.
      * @return string
      */
-    public static function get_default_title_for_series($ocinstanceid)
-    {
+    public static function get_default_title_for_series($ocinstanceid) {
         // Get the default title from the admin settings.
         $defaulttitle = get_config('block_opencast', 'addltidefaulttitle_' . $ocinstanceid);
 
@@ -968,8 +948,7 @@ public static function get_default_title_for_series($ocinstanceid)
      *
      * @return string
      */
-    public static function get_default_title_for_episode($ocinstanceid, $episodeuuid)
-    {
+    public static function get_default_title_for_episode($ocinstanceid, $episodeuuid) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -1004,8 +983,7 @@ public static function get_default_title_for_episode($ocinstanceid, $episodeuuid
      *
      * @return string
      */
-    public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid)
-    {
+    public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid) {
         // Get an APIbridge instance.
         $apibridge = apibridge::get_instance($ocinstanceid);
 
@@ -1044,8 +1022,7 @@ public static function get_default_intro_for_episode($ocinstanceid, $episodeuuid
      *
      * @return array
      */
-    public static function get_course_sections($courseid)
-    {
+    public static function get_course_sections($courseid) {
         // Get course format.
         $courseformat = course_get_format($courseid);
 
@@ -1079,8 +1056,7 @@ public static function get_course_sections($courseid)
      *
      * @return bool
      */
-    public static function is_valid_episode_id($episodeid)
-    {
+    public static function is_valid_episode_id($episodeid) {
         $uuidv4pattern = '/^[0-9A-F]{8}-[0-9A-F]{4}-4[0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i';
         if (strlen($episodeid) != 36 || preg_match($uuidv4pattern, $episodeid) !== 1) {
             return false;
@@ -1096,8 +1072,7 @@ public static function is_valid_episode_id($episodeid)
      *
      * @return int The number of updated lti modules.
      */
-    public static function update_existing_lti_modules()
-    {
+    public static function update_existing_lti_modules() {
         global $DB, $CFG;
 
         // We need mod and grade libraries to get module information.
@@ -1217,8 +1192,7 @@ public static function update_existing_lti_modules()
      *
      * @return int The number of unrecorded lti modules.
      */
-    public static function record_manually_added_lti_modules()
-    {
+    public static function record_manually_added_lti_modules() {
         global $DB;
         // Get all available opencast instances to get all the configured tool ids.
         $ocinstances = settings_api::get_ocinstances();
@@ -1361,8 +1335,7 @@ public static function record_manually_added_lti_modules()
      *
      * @return int number of deleted modules.
      */
-    public static function cleanup_lti_module_entries()
-    {
+    public static function cleanup_lti_module_entries() {
         global $DB;
 
         $deletedrecordsnum = 0;
@@ -1459,8 +1432,7 @@ public static function cleanup_lti_module_entries()
      * @param int $courseid course id
      * @return boolean
      */
-    private static function check_course($courseid)
-    {
+    private static function check_course($courseid) {
         global $DB;
         if (empty($courseid)) {
             return false;
@@ -1476,8 +1448,7 @@ private static function check_course($courseid)
      * @param int $ocinstanceid opencast instance id
      * @return boolean
      */
-    private static function check_opencast_config($ocinstanceid)
-    {
+    private static function check_opencast_config($ocinstanceid) {
         if (empty($ocinstanceid)) {
             return false;
         }
@@ -1506,8 +1477,7 @@ private static function check_opencast_config($ocinstanceid)
      * @param int $courseid course id
      * @return boolean
      */
-    private static function check_module($cmid, $courseid)
-    {
+    private static function check_module($cmid, $courseid) {
         if (empty($cmid) || empty($courseid)) {
             return false;
         }
@@ -1525,8 +1495,7 @@ private static function check_module($cmid, $courseid)
      * @param int $ocinstanceid opencast instance id
      * @return boolean
      */
-    private static function check_opencast_episode($identifier, $ocinstanceid)
-    {
+    private static function check_opencast_episode($identifier, $ocinstanceid) {
         if (empty($identifier) || empty($ocinstanceid)) {
             return false;
         }
@@ -1542,8 +1511,7 @@ private static function check_opencast_episode($identifier, $ocinstanceid)
      * @param int $ocinstanceid opencast instance id
      * @return boolean
      */
-    private static function check_opencast_series($identifier, $ocinstanceid)
-    {
+    private static function check_opencast_series($identifier, $ocinstanceid) {
         if (empty($identifier) || empty($ocinstanceid)) {
             return false;
         }
diff --git a/classes/local/managedefaults_form.php b/classes/local/managedefaults_form.php
index 4dfeabd3..4623edc1 100644
--- a/classes/local/managedefaults_form.php
+++ b/classes/local/managedefaults_form.php
@@ -43,13 +43,12 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class managedefaults_form extends moodleform
-{
+class managedefaults_form extends moodleform {
+
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $CFG, $PAGE;
         // Get the renderer to use its methods.
         $this->renderer = $PAGE->get_renderer('block_opencast');
@@ -111,8 +110,7 @@ public function definition()
      * @return string
      * @throws coding_exception
      */
-    protected function try_get_string($identifier, $component = '', $a = null)
-    {
+    protected function try_get_string($identifier, $component = '', $a = null) {
         if (!get_string_manager()->string_exists($identifier, $component)) {
             return ucfirst($identifier);
         } else {
@@ -126,8 +124,7 @@ protected function try_get_string($identifier, $component = '', $a = null)
      * @param string $belongsto decides which default sets the element belongs to.
      * @param string $default the default value that user has already set.
      */
-    protected function generate_element($field, $belongsto, $default = null)
-    {
+    protected function generate_element($field, $belongsto, $default = null) {
         $mform = $this->_form;
         $param = [];
         $attributes = [];
diff --git a/classes/local/notifications.php b/classes/local/notifications.php
index 82f7b5f7..fdb5a6f2 100644
--- a/classes/local/notifications.php
+++ b/classes/local/notifications.php
@@ -35,8 +35,8 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class notifications
-{
+class notifications {
+
 
     /**
      * Helperfunction to send all following messages .
@@ -47,8 +47,7 @@ class notifications
      * @param string $body Body
      * @param string $format Format
      */
-    private static function send_message($messagetype, $touser, $subject, $body, $format = FORMAT_PLAIN)
-    {
+    private static function send_message($messagetype, $touser, $subject, $body, $format = FORMAT_PLAIN) {
 
         $message = new message();
         $message->courseid = SITEID;
@@ -72,8 +71,7 @@ private static function send_message($messagetype, $touser, $subject, $body, $fo
      * @param int $courseid
      * @param array $backupeventids
      */
-    public static function notify_failed_course_series($courseid, $backupeventids)
-    {
+    public static function notify_failed_course_series($courseid, $backupeventids) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -103,8 +101,7 @@ public static function notify_failed_course_series($courseid, $backupeventids)
      * @param int $courseid Course id
      * @param array $missingevents Missing events
      */
-    public static function notify_missing_events($courseid, $missingevents)
-    {
+    public static function notify_missing_events($courseid, $missingevents) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -133,8 +130,7 @@ public static function notify_missing_events($courseid, $missingevents)
      * @param string $identifier
      * @param Exception $e
      */
-    public static function notify_error($identifier, Exception $e = null)
-    {
+    public static function notify_error($identifier, Exception $e = null) {
 
         $subject = get_string('erroremailsubj', 'block_opencast');
 
@@ -156,8 +152,7 @@ public static function notify_error($identifier, Exception $e = null)
      * Notify user that email to support was successfully sent.
      * @param string $message Message that was sent to the support
      */
-    public static function notify_problem_reported($message)
-    {
+    public static function notify_problem_reported($message) {
         global $USER;
 
         self::send_message('reportproblem_confirmation', $USER,
@@ -170,8 +165,7 @@ public static function notify_problem_reported($message)
      *
      * @param int $courseid
      */
-    public static function notify_failed_importmode($courseid)
-    {
+    public static function notify_failed_importmode($courseid) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -195,8 +189,7 @@ public static function notify_failed_importmode($courseid)
      *
      * @param int $courseid
      */
-    public static function notify_missing_sourcecourseid($courseid)
-    {
+    public static function notify_missing_sourcecourseid($courseid) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -220,8 +213,7 @@ public static function notify_missing_sourcecourseid($courseid)
      *
      * @param int $courseid
      */
-    public static function notify_missing_seriesid($courseid)
-    {
+    public static function notify_missing_seriesid($courseid) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -247,8 +239,7 @@ public static function notify_missing_seriesid($courseid)
      * @param int $sourcecourseid
      * @param string $seriesid
      */
-    public static function notify_failed_series_acl_change($courseid, $sourcecourseid, $seriesid)
-    {
+    public static function notify_failed_series_acl_change($courseid, $sourcecourseid, $seriesid) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -281,8 +272,7 @@ public static function notify_failed_series_acl_change($courseid, $sourcecoursei
      * @param int $sourcecourseid
      * @param array $failed falied events.
      */
-    public static function notify_failed_events_acl_change($courseid, $sourcecourseid, $failed)
-    {
+    public static function notify_failed_events_acl_change($courseid, $sourcecourseid, $failed) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -318,8 +308,7 @@ public static function notify_failed_events_acl_change($courseid, $sourcecoursei
      * @param int $sourcecourseid
      * @param string $seriesid
      */
-    public static function notify_failed_series_mapping($courseid, $sourcecourseid, $seriesid)
-    {
+    public static function notify_failed_series_mapping($courseid, $sourcecourseid, $seriesid) {
         global $DB, $PAGE;
 
         $a = (object)[
@@ -352,8 +341,7 @@ public static function notify_failed_series_mapping($courseid, $sourcecourseid,
      * @param string $message the message containing the status of the event.
      * @param object $video the video object to get title and identifier.
      */
-    public static function notify_event_status($courseid, $touser, $message, $video)
-    {
+    public static function notify_event_status($courseid, $touser, $message, $video) {
         global $DB;
 
         $a = (object)[
@@ -381,8 +369,7 @@ public static function notify_event_status($courseid, $touser, $message, $video)
      * @param int $waitingnum the number of jobs in the queue ahead
      * @param string $videotitle the title of the video
      */
-    public static function notify_upload_queue_status($courseid, $touser, $waitingnum, $videotitle)
-    {
+    public static function notify_upload_queue_status($courseid, $touser, $waitingnum, $videotitle) {
         global $DB;
 
         $a = (object)[
@@ -410,8 +397,7 @@ public static function notify_upload_queue_status($courseid, $touser, $waitingnu
      * @param string $exceptionmessage extra exception message to pass along the normal message.
      */
     public static function notify_cleanup_imported_modules_force_deletion($courseid, $workflowid, $notificationtype,
-                                                                          $exceptionmessage = '')
-    {
+                                                                          $exceptionmessage = '') {
         global $DB;
 
         $a = (object)[
diff --git a/classes/local/scheduledvisibility_form.php b/classes/local/scheduledvisibility_form.php
index c34ad164..26263be1 100644
--- a/classes/local/scheduledvisibility_form.php
+++ b/classes/local/scheduledvisibility_form.php
@@ -42,14 +42,13 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class scheduledvisibility_form extends moodleform
-{
+class scheduledvisibility_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
         $mform = $this->_form;
 
@@ -171,8 +170,7 @@ public function definition()
      * @param array $files
      * @return array the errors that were found
      */
-    public function validation($data, $files)
-    {
+    public function validation($data, $files) {
         $errors = parent::validation($data, $files);
         // Deducting 2 minutes from the time, to let teachers finish the form.
         $customminutes = [
diff --git a/classes/local/series_form.php b/classes/local/series_form.php
index c3f8ac4d..b2789abe 100644
--- a/classes/local/series_form.php
+++ b/classes/local/series_form.php
@@ -44,14 +44,13 @@
  * @author     Tamara Gunkel
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class series_form extends moodleform
-{
+class series_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $USER, $PAGE;
         // Get the renderer to use its methods.
         $renderer = $PAGE->get_renderer('block_opencast');
@@ -192,8 +191,7 @@ public function definition()
      * @return string
      * @throws coding_exception
      */
-    protected function try_get_string($identifier, $component = '', $a = null)
-    {
+    protected function try_get_string($identifier, $component = '', $a = null) {
         if (!get_string_manager()->string_exists($identifier, $component)) {
             return ucfirst($identifier);
         } else {
@@ -206,8 +204,7 @@ protected function try_get_string($identifier, $component = '', $a = null)
      * @param string $fieldname the name of the catalog field which is defined as id in metadata set
      * @return string|array $value An array or string derived from metadata
      */
-    protected function extract_value($fieldname)
-    {
+    protected function extract_value($fieldname) {
         if (array_key_exists('metadata', $this->_customdata)) {
             $metadata = $this->_customdata['metadata'];
 
diff --git a/classes/local/updatemetadata_form.php b/classes/local/updatemetadata_form.php
index 73ca4907..608bedfb 100644
--- a/classes/local/updatemetadata_form.php
+++ b/classes/local/updatemetadata_form.php
@@ -45,14 +45,13 @@
  * @author     Farbod Zamani
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class updatemetadata_form extends moodleform
-{
+class updatemetadata_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
 
         $mform = $this->_form;
@@ -169,8 +168,7 @@ public function definition()
      * @return string
      * @throws coding_exception
      */
-    protected function try_get_string($identifier, $component = '', $a = null)
-    {
+    protected function try_get_string($identifier, $component = '', $a = null) {
         if (!get_string_manager()->string_exists($identifier, $component)) {
             return ucfirst($identifier);
         } else {
@@ -183,8 +181,7 @@ protected function try_get_string($identifier, $component = '', $a = null)
      * @param string $fieldname the name of the catalog field which is defined as id in metadata set
      * @return string|array $value An array or string derived from metadata
      */
-    protected function extract_value($fieldname)
-    {
+    protected function extract_value($fieldname) {
         $metadata = $this->_customdata['metadata'];
 
         foreach ($metadata as $data) {
diff --git a/classes/local/upload_helper.php b/classes/local/upload_helper.php
index 64557be9..fab9f4f0 100644
--- a/classes/local/upload_helper.php
+++ b/classes/local/upload_helper.php
@@ -48,8 +48,8 @@
  * @author     Andreas Wagner
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class upload_helper
-{
+class upload_helper {
+
 
     /** @var string File area id where videos are uploaded */
     const OC_FILEAREA = 'videotoupload';
@@ -77,8 +77,7 @@ class upload_helper
      * @param int $statuscode Status code
      * @return lang_string|string Name of status code or empty if not found.
      */
-    public static function get_status_string($statuscode)
-    {
+    public static function get_status_string($statuscode) {
 
         switch ($statuscode) {
             case self::STATUS_READY_TO_UPLOAD :
@@ -105,8 +104,7 @@ public static function get_status_string($statuscode)
      * @param int $courseid Course id
      * @return array
      */
-    public static function get_upload_jobs($ocinstanceid, $courseid)
-    {
+    public static function get_upload_jobs($ocinstanceid, $courseid) {
         global $DB, $CFG;
 
         if ($CFG->branch >= 311) {
@@ -156,8 +154,7 @@ public static function get_upload_jobs($ocinstanceid, $courseid)
      * @param object $options Options
      * @param object $visibility Visibility object
      */
-    public static function save_upload_jobs($ocinstanceid, $courseid, $options, $visibility = null)
-    {
+    public static function save_upload_jobs($ocinstanceid, $courseid, $options, $visibility = null) {
         global $DB, $USER;
 
         // Find the current files for the jobs.
@@ -297,8 +294,7 @@ public static function save_upload_jobs($ocinstanceid, $courseid, $options, $vis
      * @return bool
      * @throws dml_exception
      */
-    public static function delete_video_draft($jobtodelete)
-    {
+    public static function delete_video_draft($jobtodelete) {
         global $DB;
         // Check again shortly before deletion if the status is still STATUS_READY_TO_UPLOAD.
         if ($DB->record_exists('block_opencast_uploadjob',
@@ -332,8 +328,7 @@ public static function delete_video_draft($jobtodelete)
      * @param object $job
      * @param string $eventidentifier
      */
-    protected function upload_succeeded($job, $eventidentifier)
-    {
+    protected function upload_succeeded($job, $eventidentifier) {
         global $DB;
 
         $apibridge = apibridge::get_instance($job->ocinstanceid);
@@ -418,8 +413,7 @@ protected function upload_succeeded($job, $eventidentifier)
      * @param object $job Job that failed
      * @param string $errormessage Error message
      */
-    protected function upload_failed($job, $errormessage)
-    {
+    protected function upload_failed($job, $errormessage) {
         global $DB;
 
         // Update the job to enqueue again.
@@ -469,8 +463,7 @@ protected function upload_failed($job, $errormessage)
      * @param bool $setstarted if true, the value timestarted of the job is set to the current time.
      * @param bool $setsucceeded if true, the value timesucceeded of the job is set to the current time.
      */
-    protected function update_status(&$job, $status, $setmodified = true, $setstarted = false, $setsucceeded = false)
-    {
+    protected function update_status(&$job, $status, $setmodified = true, $setstarted = false, $setsucceeded = false) {
         global $DB;
         $time = time();
         if ($setstarted) {
@@ -497,8 +490,7 @@ protected function update_status(&$job, $status, $setmodified = true, $setstarte
      * @return false | object either false -> rerun later or object -> upload successful.
      * @throws moodle_exception
      */
-    protected function process_upload_job($job)
-    {
+    protected function process_upload_job($job) {
         global $DB, $SITE;
         $stepsuccessful = false;
         $apibridge = apibridge::get_instance($job->ocinstanceid);
@@ -688,8 +680,7 @@ protected function process_upload_job($job)
     /**
      * Process all transfers to opencast server.
      */
-    public function cron()
-    {
+    public function cron() {
         global $DB;
 
         $ocinstances = settings_api::get_ocinstances();
@@ -742,8 +733,7 @@ public function cron()
      * @param int $courseid
      * @return object
      */
-    public static function get_opencast_upload_context($courseid)
-    {
+    public static function get_opencast_upload_context($courseid) {
         global $DB;
 
         $sql = "SELECT bi.* FROM {block_instances} bi " .
@@ -771,8 +761,7 @@ public static function get_opencast_upload_context($courseid)
      * @param int $ocinstanceid Opencast instance id.
      * @return array $metadatacatalog the metadata catalog array of stdClasses
      */
-    public static function get_opencast_metadata_catalog($ocinstanceid)
-    {
+    public static function get_opencast_metadata_catalog($ocinstanceid) {
         $metadatacatalog = json_decode(get_config('block_opencast', 'metadata_' . $ocinstanceid));
         return !empty($metadatacatalog) ? $metadatacatalog : [];
     }
@@ -782,8 +771,7 @@ public static function get_opencast_metadata_catalog($ocinstanceid)
      * @param stdClass $job
      * @param object $apibridge
      */
-    public static function ensure_series_metadata($job, $apibridge)
-    {
+    public static function ensure_series_metadata($job, $apibridge) {
         $metadata = json_decode($job->metadata);
         $mtseries = array_search('isPartOf', array_column($metadata, 'id'));
         $series = null;
diff --git a/classes/local/visibility_form.php b/classes/local/visibility_form.php
index a6f9a054..afaa6b26 100644
--- a/classes/local/visibility_form.php
+++ b/classes/local/visibility_form.php
@@ -43,14 +43,13 @@
  * @author     Tamara Gunkel
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class visibility_form extends moodleform
-{
+class visibility_form extends moodleform {
+
 
     /**
      * Form definition.
      */
-    public function definition()
-    {
+    public function definition() {
         global $PAGE;
         $mform = $this->_form;
 
@@ -196,8 +195,7 @@ public function definition()
      * @param array $files
      * @return array the errors that were found
      */
-    public function validation($data, $files)
-    {
+    public function validation($data, $files) {
         $errors = parent::validation($data, $files);
         if ($data['visibility'] == block_opencast_renderer::GROUP && empty($data['groups'])) {
             $errors['visibility'] = get_string('emptyvisibilitygroups', 'block_opencast');
diff --git a/classes/local/visibility_helper.php b/classes/local/visibility_helper.php
index 66575215..5dd903de 100644
--- a/classes/local/visibility_helper.php
+++ b/classes/local/visibility_helper.php
@@ -37,8 +37,8 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class visibility_helper
-{
+class visibility_helper {
+
     /** @var int visibility change failed */
     const STATUS_FAILED = 0;
 
@@ -54,8 +54,7 @@ class visibility_helper
     /**
      * Process all scheduled change visibility jobs.
      */
-    public function cron()
-    {
+    public function cron() {
         global $DB;
 
         // Get the scheduled change visibility jobs with the pending status.
@@ -107,8 +106,7 @@ public function cron()
      * @return boolean
      * @throws moodle_exception
      */
-    protected function process_scheduled_change_visibility_job($job)
-    {
+    protected function process_scheduled_change_visibility_job($job) {
         $status = self::STATUS_FAILED;
 
         // Extract all the required parameters to perform the change_visibility function.
@@ -125,7 +123,7 @@ protected function process_scheduled_change_visibility_job($job)
         $apibridge = apibridge::get_instance($ocinstanceid);
 
         $allowedvisibilitystates = [block_opencast_renderer::VISIBLE,
-            block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP,];
+            block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP, ];
 
         if (!in_array($visibility, $allowedvisibilitystates)) {
             mtrace('job ' . $job->id . ':(ERROR) Has invalid visibility state.');
@@ -193,8 +191,7 @@ protected function process_scheduled_change_visibility_job($job)
      *
      * @return boolean the status creating the job.
      */
-    public static function save_visibility_job($visibility)
-    {
+    public static function save_visibility_job($visibility) {
         global $DB;
         // Set the pending status.
         $visibility->status = self::STATUS_PENDING;
@@ -212,8 +209,7 @@ public static function save_visibility_job($visibility)
      *
      * @return boolean the status updating the job.
      */
-    public static function update_visibility_job($visibility)
-    {
+    public static function update_visibility_job($visibility) {
         global $DB;
         // Set the pending status.
         $visibility->status = self::STATUS_PENDING;
@@ -231,8 +227,7 @@ public static function update_visibility_job($visibility)
      *
      * @return boolean the status deleting the job.
      */
-    public static function delete_visibility_job($visibility)
-    {
+    public static function delete_visibility_job($visibility) {
         global $DB;
         // Delete the visibility record.
         return $DB->delete_records('block_opencast_visibility', ['id' => $visibility->id]);
@@ -245,8 +240,7 @@ public static function delete_visibility_job($visibility)
      *
      * @return boolean whether the visibility is validated.
      */
-    private static function validate_job($visibility)
-    {
+    private static function validate_job($visibility) {
         $isvalid = true;
 
         // Make sure that, either uploadjobid exists or the other required params are set.
@@ -277,11 +271,10 @@ private static function validate_job($visibility)
      * @param object $job Visibility job object
      * @param int $status Visibility status.
      */
-    public static function change_job_status($job, $status)
-    {
+    public static function change_job_status($job, $status) {
         global $DB;
         $allowedjobstatus = [self::STATUS_PENDING, self::STATUS_DONE,
-            self::STATUS_FAILED,];
+            self::STATUS_FAILED, ];
 
         if (!in_array($status, $allowedjobstatus)) {
             throw new coding_exception('Invalid job status code.');
@@ -299,8 +292,7 @@ public static function change_job_status($job, $status)
      * @return stdClass $initialvisibility initial visibility object.
      * @throws dml_exception A DML specific exception is thrown for any errors.
      */
-    public static function get_initial_visibility($uploadjob)
-    {
+    public static function get_initial_visibility($uploadjob) {
         global $DB;
         // Get the visibility record.
         $visibilityrecord = $DB->get_record('block_opencast_visibility', ['uploadjobid' => $uploadjob->id]);
@@ -322,7 +314,7 @@ public static function get_initial_visibility($uploadjob)
 
             // Checking the visibility value against the allowed visibility states.
             $allowedvisibilitystates = [block_opencast_renderer::VISIBLE,
-                block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP,];
+                block_opencast_renderer::HIDDEN, block_opencast_renderer::GROUP, ];
 
             if (!in_array($visibility, $allowedvisibilitystates)) {
                 throw new coding_exception('Invalid visibility state.');
@@ -347,8 +339,7 @@ public static function get_initial_visibility($uploadjob)
      * @return array $acls initial acls.
      * @throws dml_exception A DML specific exception is thrown for any errors.
      */
-    private static function get_acl_roles($uploadjob, $visibility, $groups)
-    {
+    private static function get_acl_roles($uploadjob, $visibility, $groups) {
         // Retrieve required values from upload job object.
         $courseid = $uploadjob->courseid;
         $ocinstanceid = $uploadjob->ocinstanceid;
@@ -409,8 +400,7 @@ private static function get_acl_roles($uploadjob, $visibility, $groups)
      * @param object $job represents the visibility job.
      * @throws moodle_exception
      */
-    protected function cleanup_visibility_job($job)
-    {
+    protected function cleanup_visibility_job($job) {
         global $DB;
         // We will change back the status if the job got a date in future.
         if (!empty($job->scheduledvisibilitytime) && intval($job->scheduledvisibilitytime) >= time()) {
@@ -433,8 +423,7 @@ protected function cleanup_visibility_job($job)
      * @param object $job Visibility job object
      * @return array the parameters for performing scheduled visibility changes
      */
-    private function extract_job_params($job)
-    {
+    private function extract_job_params($job) {
         global $DB;
         $ocinstanceid = null;
         $courseid = null;
@@ -471,8 +460,7 @@ private function extract_job_params($job)
      * @param array $customminutes Custome minutes to be added or deducted on demand.
      * @return int
      */
-    public static function get_waiting_time($ocinstanceid, $customminutes = [])
-    {
+    public static function get_waiting_time($ocinstanceid, $customminutes = []) {
         $configwaitingtime = get_config('block_opencast', 'aclcontrolwaitingtime_' . $ocinstanceid);
         if (empty($configwaitingtime)) {
             $configwaitingtime = self::DEFAULT_WAITING_TIME;
@@ -503,8 +491,7 @@ public static function get_waiting_time($ocinstanceid, $customminutes = [])
      *
      * @return ?object The current scheduled visibility info, or null if not found.
      */
-    public static function get_event_scheduled_visibility($ocinstanceid, $courseid, $opencasteventid)
-    {
+    public static function get_event_scheduled_visibility($ocinstanceid, $courseid, $opencasteventid) {
         global $DB;
         // Now that we have two different options in visibility table, we need to prepare a comprehensive sql.
         // Assuming that the visibility was requested by changevisibility form, not the addvideo (not uploadjob).
@@ -548,8 +535,7 @@ public static function get_event_scheduled_visibility($ocinstanceid, $courseid,
      *
      * @return ?object The current scheduled visibility job info, or null if not found.
      */
-    public static function get_uploadjob_scheduled_visibility($uploadjobid, $onlyscheduled = true)
-    {
+    public static function get_uploadjob_scheduled_visibility($uploadjobid, $onlyscheduled = true) {
         global $DB;
         $sql = "SELECT * FROM {block_opencast_visibility}" .
             " WHERE uploadjobid = :uploadjobid";
diff --git a/classes/opencast_connection_exception.php b/classes/opencast_connection_exception.php
index ef3061cb..b4481570 100644
--- a/classes/opencast_connection_exception.php
+++ b/classes/opencast_connection_exception.php
@@ -33,7 +33,7 @@
  * @copyright  2021 Tamara Gunkel, University of Münster
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class opencast_connection_exception extends moodle_exception
-{
+class opencast_connection_exception extends moodle_exception {
+
 
 }
diff --git a/classes/opencast_state_exception.php b/classes/opencast_state_exception.php
index 8332e5a0..d2e97774 100644
--- a/classes/opencast_state_exception.php
+++ b/classes/opencast_state_exception.php
@@ -32,7 +32,7 @@
  * @copyright  2017 Tobias Reischmann WWU
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class opencast_state_exception extends moodle_exception
-{
+class opencast_state_exception extends moodle_exception {
+
 
 }
diff --git a/classes/output/importvideos/renderer.php b/classes/output/importvideos/renderer.php
index 3f921c94..645aa491 100644
--- a/classes/output/importvideos/renderer.php
+++ b/classes/output/importvideos/renderer.php
@@ -43,8 +43,8 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class renderer extends core_backup_renderer
-{
+class renderer extends core_backup_renderer {
+
     /**
      * Renderer to display the import course selector.
      * This function is a modified version of import_course_selector from core_backup_renderer
@@ -56,8 +56,7 @@ class renderer extends core_backup_renderer
      * @return string
      */
     public function importvideos_coursesearch(moodle_url                $nextstageurl,
-                                              importvideos_coursesearch $courses = null)
-    {
+                                              importvideos_coursesearch $courses = null) {
         $html = html_writer::start_tag('div', ['class' => 'import-course-selector']);
         $html .= $this->wizard_intro_notification(
             get_string('importvideos_wizardstep1intro', 'block_opencast'));
@@ -70,7 +69,7 @@ public function importvideos_coursesearch(moodle_url                $nextstageur
         $html .= $this->backup_detail_pair('', $this->render_import_course_search($courses));
         $attrs = ['type' => 'submit',
             'value' => get_string('importvideos_wizardstepbuttontitlecontinue', 'block_opencast'),
-            'class' => 'btn btn-primary',];
+            'class' => 'btn btn-primary', ];
         $html .= $this->backup_detail_pair('', html_writer::empty_tag('input', $attrs));
         $html .= html_writer::end_tag('div');
         $html .= html_writer::end_tag('form');
@@ -85,8 +84,7 @@ public function importvideos_coursesearch(moodle_url                $nextstageur
      *
      * @return string
      */
-    public function course_menu_entry($course)
-    {
+    public function course_menu_entry($course) {
         // Add the course fullname.
         $entrystring = $course->fullname;
 
@@ -109,8 +107,7 @@ public function course_menu_entry($course)
      *
      * @return string
      */
-    public function course_video_menu_entry($video)
-    {
+    public function course_video_menu_entry($video) {
         // Add the video title.
         $entrystring = $video->title;
 
@@ -145,8 +142,7 @@ public function course_video_menu_entry($video)
      *
      * @return string
      */
-    public function progress_bar($currentstep = 1, $maxsteps = 4, $hasstep3 = true)
-    {
+    public function progress_bar($currentstep = 1, $maxsteps = 4, $hasstep3 = true) {
         // If we don't have step 3, we have to respect that.
         if ($hasstep3 == false) {
             // The whole progress bar has one step less.
@@ -164,7 +160,7 @@ public function progress_bar($currentstep = 1, $maxsteps = 4, $hasstep3 = true)
                 'style' => 'width: ' . (floor(($currentstep / $maxsteps) * 100)) . '%',
                 'aria-valuenow' => $currentstep,
                 'aria-valuemin' => '0',
-                'aria-valuemax' => $maxsteps,]);
+                'aria-valuemax' => $maxsteps, ]);
         $progressbar .= html_writer::start_span('text-left pl-2');
         $progressbar .= get_string('importvideos_progressbarstep', 'block_opencast',
             ['current' => $currentstep, 'last' => $maxsteps]);
@@ -183,8 +179,7 @@ public function progress_bar($currentstep = 1, $maxsteps = 4, $hasstep3 = true)
      *
      * @return string
      */
-    public function wizard_intro_notification($intromessage)
-    {
+    public function wizard_intro_notification($intromessage) {
         // Compose notification.
         $notification = html_writer::start_div('alert alert-info');
         $notification .= $intromessage;
@@ -201,8 +196,7 @@ public function wizard_intro_notification($intromessage)
      *
      * @return string
      */
-    public function wizard_error_notification($errormessage)
-    {
+    public function wizard_error_notification($errormessage) {
         // Compose notification.
         $notification = html_writer::start_div('alert alert-danger');
         $notification .= $errormessage;
@@ -219,8 +213,7 @@ public function wizard_error_notification($errormessage)
      *
      * @return string
      */
-    public function series_menu_entry($series)
-    {
+    public function series_menu_entry($series) {
         // Add the series title.
         $entrystring = $series->title;
 
@@ -239,8 +232,7 @@ public function series_menu_entry($series)
      * @param array $arrayvideoentrystrings to use as list elements
      * @return string
      */
-    public function course_videos_list_entry($arrayvideoentrystrings)
-    {
+    public function course_videos_list_entry($arrayvideoentrystrings) {
         // Add the video list.
         $entrystring = '';
 
@@ -263,8 +255,7 @@ public function course_videos_list_entry($arrayvideoentrystrings)
      *
      * @return string
      */
-    public function wizard_warning_notification($warningmessage)
-    {
+    public function wizard_warning_notification($warningmessage) {
         // Compose notification.
         $notification = html_writer::start_div('alert alert-warning');
         $notification .= $warningmessage;
diff --git a/classes/privacy/provider.php b/classes/privacy/provider.php
index bea752bb..158053fc 100644
--- a/classes/privacy/provider.php
+++ b/classes/privacy/provider.php
@@ -40,16 +40,15 @@
  * @copyright  2018 Tamara Gunkel
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class provider implements \core_privacy\local\metadata\provider, \core_privacy\local\request\plugin\provider
-{
+class provider implements \core_privacy\local\metadata\provider, \core_privacy\local\request\plugin\provider {
+
 
     /**
      *  Return the fields which contain personal data.
      * @param collection $collection a reference to the collection to use to store the metadata.
      * @return collection the updated collection of metadata items.
      */
-    public static function get_metadata(collection $collection): collection
-    {
+    public static function get_metadata(collection $collection): collection {
         $collection->add_database_table('block_opencast_uploadjob', [
             'presentation_fileid' => 'privacy:metadata:block_opencast_uploadjob:presentation_fileid',
             'presenter_fileid' => 'privacy:metadata:block_opencast_uploadjob:presenter_fileid',
@@ -75,8 +74,7 @@ public static function get_metadata(collection $collection): collection
      *
      * @return contextlist $contextlist The list of contexts used in this plugin.
      */
-    public static function get_contexts_for_userid(int $userid): contextlist
-    {
+    public static function get_contexts_for_userid(int $userid): contextlist {
         $contextlist = new contextlist();
 
         // Since we can have only one block instance per course, we can use the course context.
@@ -102,8 +100,7 @@ public static function get_contexts_for_userid(int $userid): contextlist
      *
      * @param approved_contextlist $contextlist The approved contexts to export information for.
      */
-    public static function export_user_data(approved_contextlist $contextlist)
-    {
+    public static function export_user_data(approved_contextlist $contextlist) {
         global $DB, $PAGE;
 
         // If the user has block_opencast data, multiple course contexts can be returned.
@@ -167,8 +164,7 @@ public static function export_user_data(approved_contextlist $contextlist)
      *
      * @param context $context The specific context to delete data for.
      */
-    public static function delete_data_for_all_users_in_context(context $context)
-    {
+    public static function delete_data_for_all_users_in_context(context $context) {
         global $DB;
 
         if ($context->contextlevel != CONTEXT_COURSE) {
@@ -189,8 +185,7 @@ public static function delete_data_for_all_users_in_context(context $context)
      *
      * @param approved_contextlist $contextlist The approved contexts and user information to delete information for.
      */
-    public static function delete_data_for_user(approved_contextlist $contextlist)
-    {
+    public static function delete_data_for_user(approved_contextlist $contextlist) {
         global $DB;
 
         // If the user has block_opencast data, multiple course contexts can be returned.
@@ -224,8 +219,7 @@ public static function delete_data_for_user(approved_contextlist $contextlist)
      *
      * @param userlist $userlist The userlist containing the list of users who have data in this context/plugin combination.
      */
-    public static function get_users_in_context(userlist $userlist)
-    {
+    public static function get_users_in_context(userlist $userlist) {
         $context = $userlist->get_context();
 
         if (!is_a($context, context_course::class)) {
@@ -251,8 +245,7 @@ public static function get_users_in_context(userlist $userlist)
      *
      * @param approved_userlist $userlist The approved context and user information to delete information for.
      */
-    public static function delete_data_for_users(approved_userlist $userlist)
-    {
+    public static function delete_data_for_users(approved_userlist $userlist) {
         global $DB;
 
         $context = $userlist->get_context();
diff --git a/classes/setting_default_manager.php b/classes/setting_default_manager.php
index fac8a2e5..448cfa18 100644
--- a/classes/setting_default_manager.php
+++ b/classes/setting_default_manager.php
@@ -33,8 +33,8 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class setting_default_manager
-{
+class setting_default_manager {
+
 
     /**
      * Initializes the set default settings provided in this class.
@@ -42,8 +42,7 @@ class setting_default_manager
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function init_regirstered_defaults($ocinstanceid = 1)
-    {
+    public static function init_regirstered_defaults($ocinstanceid = 1) {
         $classmethods = get_class_methods('\block_opencast\setting_default_manager');
         foreach ($classmethods as $methodname) {
             if (strpos($methodname, 'set_default') !== false) {
@@ -57,8 +56,7 @@ public static function init_regirstered_defaults($ocinstanceid = 1)
      *
      * @return string json default setting string
      */
-    public static function get_default_metadata()
-    {
+    public static function get_default_metadata() {
         return '[' .
             '{"name":"title","datatype":"text","required":1,"readonly":0,"param_json":"{\"style\":\"min-width: 27ch;\"}"},' .
             '{"name":"subjects","datatype":"autocomplete","required":0,"readonly":0,"param_json":null,"defaultable":0},' .
@@ -85,8 +83,7 @@ public static function get_default_metadata()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_metadata($ocinstanceid = 1)
-    {
+    public static function set_default_metadata($ocinstanceid = 1) {
         $configname = 'metadata_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
@@ -99,8 +96,7 @@ public static function set_default_metadata($ocinstanceid = 1)
      *
      * @return string json default setting string
      */
-    public static function get_default_metadataseries()
-    {
+    public static function get_default_metadataseries() {
         return '[' .
             '{"name":"title","datatype":"text","required":1,"readonly":0,"param_json":"{\"style\":\"min-width: 27ch;\"}"},' .
             '{"name":"subjects","datatype":"autocomplete","required":0,"readonly":0,"param_json":null,"defaultable":0},' .
@@ -127,8 +123,7 @@ public static function get_default_metadataseries()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_metadataseries($ocinstanceid = 1)
-    {
+    public static function set_default_metadataseries($ocinstanceid = 1) {
         $configname = 'metadataseries_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
@@ -141,8 +136,7 @@ public static function set_default_metadataseries($ocinstanceid = 1)
      *
      * @return string json default setting string
      */
-    public static function get_default_transcriptionflavors()
-    {
+    public static function get_default_transcriptionflavors() {
         return '[{"key":"de","value":"Amberscript German"},' .
             '{"key":"en","value":"Amberscript English"},{"key":"deu","value":"Vosk German"},' .
             '{"key":"eng","value":"Vosk English"}]';
@@ -153,8 +147,7 @@ public static function get_default_transcriptionflavors()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_transcriptionflavors($ocinstanceid = 1)
-    {
+    public static function set_default_transcriptionflavors($ocinstanceid = 1) {
         $configname = 'transcriptionflavors_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
@@ -167,8 +160,7 @@ public static function set_default_transcriptionflavors($ocinstanceid = 1)
      *
      * @return string json default setting string
      */
-    public static function get_default_roles()
-    {
+    public static function get_default_roles() {
         return '[{"rolename":"ROLE_ADMIN","actions":"write,read","permanent":1},' .
             '{"rolename":"ROLE_GROUP_MH_DEFAULT_ORG_EXTERNAL_APPLICATIONS","actions":"write,read","permanent":1},' .
             '{"rolename":"[COURSEID]_Instructor","actions":"write,read","permanent":1},' .
@@ -180,8 +172,7 @@ public static function get_default_roles()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_roles($ocinstanceid = 1)
-    {
+    public static function set_default_roles($ocinstanceid = 1) {
         $configname = 'roles_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
@@ -194,8 +185,7 @@ public static function set_default_roles($ocinstanceid = 1)
      *
      * @return int max series number
      */
-    public static function get_default_maxseries()
-    {
+    public static function get_default_maxseries() {
         return 3;
     }
 
@@ -204,8 +194,7 @@ public static function get_default_maxseries()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_maxseries($ocinstanceid = 1)
-    {
+    public static function set_default_maxseries($ocinstanceid = 1) {
         $configname = 'maxseries_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
@@ -218,8 +207,7 @@ public static function set_default_maxseries($ocinstanceid = 1)
      *
      * @return int limit videos number
      */
-    public static function get_default_limitvideos()
-    {
+    public static function get_default_limitvideos() {
         return 5;
     }
 
@@ -228,8 +216,7 @@ public static function get_default_limitvideos()
      *
      * @param int $ocinstanceid ocinstance id
      */
-    public static function set_default_limitvideos($ocinstanceid = 1)
-    {
+    public static function set_default_limitvideos($ocinstanceid = 1) {
         $configname = 'limitvideos_' . $ocinstanceid;
         $currentmetadata = get_config('block_opencast', $configname);
         if (empty($currentmetadata)) {
diff --git a/classes/setting_helper.php b/classes/setting_helper.php
index c115a298..5dd370d1 100644
--- a/classes/setting_helper.php
+++ b/classes/setting_helper.php
@@ -38,8 +38,8 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class setting_helper
-{
+class setting_helper {
+
 
     /**
      * Validate if the selected workflow does indeed exist.
@@ -48,8 +48,7 @@ class setting_helper
      * @return false|lang_string|string
      * @throws coding_exception
      */
-    public static function validate_workflow_setting($data)
-    {
+    public static function validate_workflow_setting($data) {
         if ($data == null) {
             return false;
         }
@@ -79,8 +78,7 @@ public static function validate_workflow_setting($data)
      * @param string $workflowtags comma separated list of tags
      * @return array|opencast_connection_exception|Exception|empty_configuration_exception|null
      */
-    public static function load_workflow_choices($ocinstanceid, $workflowtags)
-    {
+    public static function load_workflow_choices($ocinstanceid, $workflowtags) {
         // Don't load anything during initial installation.
         // This is important as the Opencast API is not set up during initial installation.
         if (during_initial_install()) {
@@ -95,7 +93,7 @@ public static function load_workflow_choices($ocinstanceid, $workflowtags)
             return $apibridge->get_available_workflows_for_menu($workflowtags, true);
 
             // Something went wrong and the list of workflows could not be retrieved.
-        } catch (opencast_connection_exception|empty_configuration_exception $e) {
+        } catch (opencast_connection_exception | empty_configuration_exception $e) {
             return $e;
         }
     }
@@ -109,8 +107,7 @@ public static function load_workflow_choices($ocinstanceid, $workflowtags)
      * @throws coding_exception
      * @throws dml_exception
      */
-    public static function validate_aclownerrole_setting($data)
-    {
+    public static function validate_aclownerrole_setting($data) {
         // Hack to get the opencast instance id.
         $category = optional_param('category', null, PARAM_RAW);
         if ($category) {
diff --git a/classes/task/cleanup_imported_episodes_cron.php b/classes/task/cleanup_imported_episodes_cron.php
index 54370ca9..07d8b0a0 100644
--- a/classes/task/cleanup_imported_episodes_cron.php
+++ b/classes/task/cleanup_imported_episodes_cron.php
@@ -40,15 +40,14 @@
  * @copyright  2020 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class cleanup_imported_episodes_cron extends scheduled_task
-{
+class cleanup_imported_episodes_cron extends scheduled_task {
+
 
     /**
      * Get a descriptive name for this task (shown to admins).
      * @return string
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processepisodecleanup', 'block_opencast');
     }
 
@@ -58,8 +57,7 @@ public function get_name()
      *
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         global $DB;
 
         $ocinstances = settings_api::get_ocinstances();
@@ -164,7 +162,7 @@ public function execute()
                     if ($episodeid === '') {
                         // Postpone the cleanup job.
                         $params = ['increment' => 1, 'time' => time(), 'ocworkflowid' => $workflow->ocworkflowid,
-                            'ocinstanceid' => $ocinstance->id,];
+                            'ocinstanceid' => $ocinstance->id, ];
                         $DB->execute('UPDATE {block_opencast_ltiepisode_cu} ' .
                             'SET queuecount = queuecount + :increment, timemodified = :time ' .
                             'WHERE ocworkflowid = :ocworkflowid AND ocinstanceid = :ocinstanceid',
diff --git a/classes/task/cleanup_lti_module_cron.php b/classes/task/cleanup_lti_module_cron.php
index d9c62278..405ae8a7 100644
--- a/classes/task/cleanup_lti_module_cron.php
+++ b/classes/task/cleanup_lti_module_cron.php
@@ -39,23 +39,21 @@
  * @author     Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class cleanup_lti_module_cron extends scheduled_task
-{
+class cleanup_lti_module_cron extends scheduled_task {
+
 
     /**
      * Get the task name.
      * @return string description.
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processltimodulecleanup', 'block_opencast');
     }
 
     /**
      * Execute the task.
      */
-    public function execute()
-    {
+    public function execute() {
         try {
             // 1. Update the existing records of LTI Modules.
             mtrace('Step 1: Updating existing LTI modules...');
diff --git a/classes/task/process_attachment_cron.php b/classes/task/process_attachment_cron.php
index c603556d..b688f642 100644
--- a/classes/task/process_attachment_cron.php
+++ b/classes/task/process_attachment_cron.php
@@ -34,16 +34,15 @@
  * Task for processing event's attachment upload jobs.
  * @package block_opencast
  */
-class process_attachment_cron extends scheduled_task
-{
+class process_attachment_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processattachment', 'block_opencast');
     }
 
@@ -51,8 +50,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         $attachmenthelper = new attachment_helper();
         $attachmenthelper->cron();
     }
diff --git a/classes/task/process_delete_cron.php b/classes/task/process_delete_cron.php
index d8c9af2c..1f086ae2 100644
--- a/classes/task/process_delete_cron.php
+++ b/classes/task/process_delete_cron.php
@@ -36,16 +36,15 @@
  * @copyright 2018 Tobias Reischmann, WWU
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class process_delete_cron extends scheduled_task
-{
+class process_delete_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processdelete', 'block_opencast');
     }
 
@@ -53,8 +52,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         global $DB;
 
         // Get all delete jobs.
diff --git a/classes/task/process_delete_notification_cron.php b/classes/task/process_delete_notification_cron.php
index 4e713727..41bdfcec 100644
--- a/classes/task/process_delete_notification_cron.php
+++ b/classes/task/process_delete_notification_cron.php
@@ -40,16 +40,15 @@
  *
  * @package block_opencast
  */
-class process_delete_notification_cron extends scheduled_task
-{
+class process_delete_notification_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processdeletenotification', 'block_opencast');
     }
 
@@ -57,8 +56,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         global $DB;
 
         $ocinstances = settings_api::get_ocinstances();
diff --git a/classes/task/process_duplicate_event.php b/classes/task/process_duplicate_event.php
index dd6f2a6c..9db730a9 100644
--- a/classes/task/process_duplicate_event.php
+++ b/classes/task/process_duplicate_event.php
@@ -41,8 +41,8 @@
  * @copyright 2018 Andreas Wagner, Synergy Learning
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class process_duplicate_event extends adhoc_task
-{
+class process_duplicate_event extends adhoc_task {
+
 
     /** @var int max number of retries for one task */
     const MAX_COUNT_RETRIES = 10;
@@ -50,8 +50,7 @@ class process_duplicate_event extends adhoc_task
     /**
      * Create a copy event task.
      */
-    public function __construct()
-    {
+    public function __construct() {
         $this->set_component('block_opencast');
     }
 
@@ -60,8 +59,7 @@ public function __construct()
      *
      * @see \core\task\task_base::execute()
      */
-    public function execute()
-    {
+    public function execute() {
         global $DB;
 
         $data = $this->get_custom_data();
diff --git a/classes/task/process_duplicated_event_visibility_change.php b/classes/task/process_duplicated_event_visibility_change.php
index 2dd383ce..66d7dd22 100644
--- a/classes/task/process_duplicated_event_visibility_change.php
+++ b/classes/task/process_duplicated_event_visibility_change.php
@@ -39,8 +39,8 @@
  * @author      Farbod Zamani Boroujeni <zamani@elan-ev.de>
  * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class process_duplicated_event_visibility_change extends adhoc_task
-{
+class process_duplicated_event_visibility_change extends adhoc_task {
+
 
     /** @var int max number of failed retries for one task */
     const MAX_COUNT_FAILS = 10;
@@ -58,8 +58,7 @@ class process_duplicated_event_visibility_change extends adhoc_task
     /**
      * Create a copy event task.
      */
-    public function __construct()
-    {
+    public function __construct() {
         $this->set_component('block_opencast');
     }
 
@@ -68,8 +67,7 @@ public function __construct()
      *
      * @see \core\task\task_base::execute()
      */
-    public function execute()
-    {
+    public function execute() {
         global $DB;
 
         $data = $this->get_custom_data();
diff --git a/classes/task/process_notification_cron.php b/classes/task/process_notification_cron.php
index 50f3fe3d..5b531ab3 100644
--- a/classes/task/process_notification_cron.php
+++ b/classes/task/process_notification_cron.php
@@ -34,16 +34,15 @@
  * Task for processing the event status notification jobs.
  * @package block_opencast
  */
-class process_notification_cron extends scheduled_task
-{
+class process_notification_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processnotification', 'block_opencast');
     }
 
@@ -51,8 +50,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         $notificationhelper = new eventstatus_notification_helper();
         $notificationhelper->cron();
     }
diff --git a/classes/task/process_upload_cron.php b/classes/task/process_upload_cron.php
index 815b0ba3..e1e8dec4 100644
--- a/classes/task/process_upload_cron.php
+++ b/classes/task/process_upload_cron.php
@@ -33,16 +33,15 @@
  * Task for processing the upload jobs.
  * @package block_opencast
  */
-class process_upload_cron extends scheduled_task
-{
+class process_upload_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processupload', 'block_opencast');
     }
 
@@ -50,8 +49,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         $ulpoadhelper = new upload_helper();
         $ulpoadhelper->cron();
     }
diff --git a/classes/task/process_visibility_cron.php b/classes/task/process_visibility_cron.php
index ab339954..c4542b5a 100644
--- a/classes/task/process_visibility_cron.php
+++ b/classes/task/process_visibility_cron.php
@@ -34,16 +34,15 @@
  * Task for processing the scheduled visibility change jobs.
  * @package block_opencast
  */
-class process_visibility_cron extends scheduled_task
-{
+class process_visibility_cron extends scheduled_task {
+
 
     /**
      * Get the name of the task.
      * @return lang_string|string
      * @throws coding_exception
      */
-    public function get_name()
-    {
+    public function get_name() {
         return get_string('processvisibility', 'block_opencast');
     }
 
@@ -51,8 +50,7 @@ public function get_name()
      * Executes the task.
      * @throws dml_exception
      */
-    public function execute()
-    {
+    public function execute() {
         $visibilityhelper = new visibility_helper();
         $visibilityhelper->cron();
     }
diff --git a/db/upgrade.php b/db/upgrade.php
index b9f8065a..d256be93 100644
--- a/db/upgrade.php
+++ b/db/upgrade.php
@@ -29,8 +29,7 @@
  * @param int $oldversion
  * @return bool
  */
-function xmldb_block_opencast_upgrade($oldversion)
-{
+function xmldb_block_opencast_upgrade($oldversion) {
     global $DB;
     $dbman = $DB->get_manager();
     if ($oldversion < 2017110708) {
@@ -581,7 +580,7 @@ function xmldb_block_opencast_upgrade($oldversion)
             'addltiintro', 'addltisection', 'addltiavailability', 'addltiepisodeenabled',
             'addltiepisodepreconfiguredtool', 'addltiepisodeintro', 'addltiepisodesection', 'addltiepisodeavailability',
             'importvideosenabled', 'duplicateworkflow', 'importvideoscoreenabled', 'importvideosmanualenabled',
-            'importvideoshandleseriesenabled', 'importvideoshandleepisodeenabled',];
+            'importvideoshandleseriesenabled', 'importvideoshandleepisodeenabled', ];
 
         $fieldsjoined = "('" . implode("','", $settingsfields) . "')";
 
@@ -598,7 +597,7 @@ function xmldb_block_opencast_upgrade($oldversion)
             "AND name in " . $fieldsjoined);
 
         $dbtables = ['block_opencast_uploadjob', 'block_opencast_deletejob', 'block_opencast_groupaccess',
-            'block_opencast_ltimodule', 'block_opencast_ltiepisode', 'block_opencast_ltiepisode_cu',];
+            'block_opencast_ltimodule', 'block_opencast_ltiepisode', 'block_opencast_ltiepisode_cu', ];
 
         foreach ($dbtables as $dbtable) {
             // Add new opencast instance field.
diff --git a/deleteaclgroup.php b/deleteaclgroup.php
index c4a2a9bf..29f45eb7 100644
--- a/deleteaclgroup.php
+++ b/deleteaclgroup.php
@@ -35,7 +35,7 @@
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
 $baseurl = new moodle_url('/blocks/opencast/deleteaclgroup.php',
-    array('identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 require_login($courseid, false);
@@ -44,7 +44,7 @@
 $PAGE->set_title(get_string('pluginname', 'block_opencast'));
 $PAGE->set_heading(get_string('pluginname', 'block_opencast'));
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->navbar->add(get_string('pluginname', 'block_opencast'), $redirecturl);
 $PAGE->navbar->add(get_string('deleteaclgroup', 'block_opencast'), $baseurl);
 
diff --git a/deleteevent.php b/deleteevent.php
index 1a4b094e..4847a56e 100644
--- a/deleteevent.php
+++ b/deleteevent.php
@@ -37,8 +37,8 @@
 $series = optional_param('series', null, PARAM_ALPHANUMEXT);
 
 $baseurl = new moodle_url('/blocks/opencast/deleteevent.php',
-    array('identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid,
-        'redirectpage' => $redirectpage, 'series' => $series));
+    ['identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid,
+        'redirectpage' => $redirectpage, 'series' => $series, ]);
 $PAGE->set_url($baseurl);
 
 require_login($courseid, false);
@@ -48,12 +48,12 @@
 $PAGE->set_heading(get_string('pluginname', 'block_opencast'));
 
 if ($redirectpage == 'overviewvideos') {
-    $redirecturl = new moodle_url('/blocks/opencast/overview_videos.php', array('ocinstanceid' => $ocinstanceid,
-        'series' => $series));
+    $redirecturl = new moodle_url('/blocks/opencast/overview_videos.php', ['ocinstanceid' => $ocinstanceid,
+        'series' => $series, ]);
 } else if ($redirectpage == 'overview') {
-    $redirecturl = new moodle_url('/blocks/opencast/overview.php', array('ocinstanceid' => $ocinstanceid));
+    $redirecturl = new moodle_url('/blocks/opencast/overview.php', ['ocinstanceid' => $ocinstanceid]);
 } else {
-    $redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    $redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 }
 
 $PAGE->navbar->add(get_string('pluginname', 'block_opencast'), $redirecturl);
diff --git a/directaccess.php b/directaccess.php
index cf6cc0eb..8ce53492 100644
--- a/directaccess.php
+++ b/directaccess.php
@@ -39,11 +39,11 @@
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
 $baseurl = new moodle_url('/blocks/opencast/directaccess.php',
-    array('courseid' => $courseid, 'video_identifier' => $videoid,
-        'mediaid' => $mediaid, 'ocinstanceid' => $ocinstanceid));
+    ['courseid' => $courseid, 'video_identifier' => $videoid,
+        'mediaid' => $mediaid, 'ocinstanceid' => $ocinstanceid, ]);
 $PAGE->set_url($baseurl);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
@@ -59,7 +59,7 @@
     require_capability('block/opencast:directaccessvideolink', $coursecontext);
 } catch (required_capability_exception $e) {
     // We gently redirect to the course main view page in case of capability exception, to handle the behat more sufficiently.
-    $redirecttocourse = new moodle_url('/course/view.php', array('id' => $courseid));
+    $redirecttocourse = new moodle_url('/course/view.php', ['id' => $courseid]);
     redirect($redirecttocourse,
         get_string('nopermissions', 'error', get_string('opencast:directaccessvideolink', 'block_opencast')),
         null,
diff --git a/downloadtranscription.php b/downloadtranscription.php
index de0f1b38..0959930b 100644
--- a/downloadtranscription.php
+++ b/downloadtranscription.php
@@ -39,14 +39,14 @@
 $domain = optional_param('domain', '', PARAM_ALPHA);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$indexurl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$indexurl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $baseurl = new moodle_url('/blocks/opencast/downloadtranscription.php',
-    array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid,
-        'video_identifier' => $identifier, 'attachment_type' => $type));
+    ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid,
+        'video_identifier' => $identifier, 'attachment_type' => $type, ]);
 $PAGE->set_url($baseurl);
 
 $redirecturl = new moodle_url('/blocks/opencast/managetranscriptions.php',
-    array('video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
diff --git a/downloadvideo.php b/downloadvideo.php
index 39e210d2..39daf213 100644
--- a/downloadvideo.php
+++ b/downloadvideo.php
@@ -36,10 +36,10 @@
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
 $baseurl = new moodle_url('/blocks/opencast/downloadvideo.php',
-    array('courseid' => $courseid, 'video_identifier' => $videoid, 'ocinstanceid' => $ocinstanceid));
+    ['courseid' => $courseid, 'video_identifier' => $videoid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
diff --git a/engageredirect.php b/engageredirect.php
index f62244bf..34a22529 100644
--- a/engageredirect.php
+++ b/engageredirect.php
@@ -37,9 +37,9 @@
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
 // Preparing the urls for the page.
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $baseurl = new moodle_url('/blocks/opencast/engageredirect.php',
-    array('identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 // Check if the user is logged in.
diff --git a/manageseries.php b/manageseries.php
index 6f1f5198..6f9f6175 100644
--- a/manageseries.php
+++ b/manageseries.php
@@ -38,10 +38,10 @@
 // Passing optional param createseries to perform click on Create new series button.
 $createseries = optional_param('createseries', 0, PARAM_INT);
 
-$baseurl = new moodle_url('/blocks/opencast/manageseries.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$baseurl = new moodle_url('/blocks/opencast/manageseries.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
-$series = $DB->get_records('tool_opencast_series', array('ocinstanceid' => $ocinstanceid, 'courseid' => $courseid));
+$series = $DB->get_records('tool_opencast_series', ['ocinstanceid' => $ocinstanceid, 'courseid' => $courseid]);
 // Transform isdefault to int.
 array_walk($series, function ($item) {
     $item->isdefault = intval($item->isdefault);
@@ -54,7 +54,7 @@
 $PAGE->requires->css('/blocks/opencast/css/tabulator.min.css');
 $PAGE->requires->css('/blocks/opencast/css/tabulator_bootstrap4.min.css');
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
diff --git a/managetranscriptions.php b/managetranscriptions.php
index 66d52acb..2fed1f78 100644
--- a/managetranscriptions.php
+++ b/managetranscriptions.php
@@ -35,9 +35,9 @@
 $courseid = required_param('courseid', PARAM_INT);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $baseurl = new moodle_url('/blocks/opencast/managetranscriptions.php',
-    array('video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 require_login($courseid, false);
@@ -62,7 +62,7 @@
 
 // Create new url.
 $addnewurl = new moodle_url('/blocks/opencast/addtranscription.php',
-    array('video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 // Check if delete option is allowed.
 $candelete = false;
diff --git a/recordvideo.php b/recordvideo.php
index 9a72c602..04da73d4 100644
--- a/recordvideo.php
+++ b/recordvideo.php
@@ -36,7 +36,7 @@
 $courseid = required_param('courseid', PARAM_INT);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$baseurl = new moodle_url('/blocks/opencast/recordvideo.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$baseurl = new moodle_url('/blocks/opencast/recordvideo.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 require_login($courseid, false);
diff --git a/renderer.php b/renderer.php
index b45b1444..fb663770 100644
--- a/renderer.php
+++ b/renderer.php
@@ -1189,8 +1189,8 @@ public function render_lti_form($endpoint, $params) {
 
         // Construct html form for the launch parameters.
         foreach ($params as $key => $value) {
-            $key = htmlspecialchars($key);
-            $value = htmlspecialchars($value);
+            $key = htmlspecialchars($key, ENT_COMPAT);
+            $value = htmlspecialchars($value, ENT_COMPAT);
             $content .= "<input type=\"hidden\" name=\"{$key}\"";
             $content .= " value=\"";
             $content .= $value;
diff --git a/reportproblem.php b/reportproblem.php
index ee410cd2..326cebe0 100644
--- a/reportproblem.php
+++ b/reportproblem.php
@@ -35,7 +35,7 @@
 $message = required_param('inputMessage', PARAM_TEXT);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
@@ -73,7 +73,7 @@
     $mailinfo->username = $USER->username;
     $mailinfo->useremail = $USER->email;
     $mailinfo->courselink = (new moodle_url('/blocks/opencast/index.php',
-        array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid)))->out();
+        ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]))->out();
     $mailinfo->course = $COURSE->fullname;
     $mailinfo->series = $result->video->series;
     $mailinfo->seriesid = $result->video->is_part_of;
diff --git a/startworkflow.php b/startworkflow.php
index 0c04861f..40f9e589 100644
--- a/startworkflow.php
+++ b/startworkflow.php
@@ -35,7 +35,7 @@
 $configparams = required_param('configparams', PARAM_RAW);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 
 require_login($courseid, false);
 
@@ -57,7 +57,7 @@
 
 $apiworkflow = $apibridge->get_workflow_definition($workflow);
 // Apply multiple tags.
-$workflowtags = array();
+$workflowtags = [];
 $workflowtagsconfig = get_config('block_opencast', 'workflow_tags_' . $ocinstanceid);
 if (!empty($workflowtagsconfig)) {
     $workflowtags = explode(',', $workflowtagsconfig);
@@ -70,7 +70,7 @@
         notification::NOTIFY_ERROR);
 }
 
-$result = $apibridge->start_workflow($videoid, $workflow, array('configuration' => $configparams));
+$result = $apibridge->start_workflow($videoid, $workflow, ['configuration' => $configparams]);
 
 if ($result) {
     // Redirect with success message.
diff --git a/tests/backup_test.php b/tests/backup_test.php
index 3b469b39..f211f892 100644
--- a/tests/backup_test.php
+++ b/tests/backup_test.php
@@ -61,20 +61,18 @@
  * @copyright  2018 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class backup_test extends advanced_testcase
-{
+class backup_test extends advanced_testcase {
+
 
     /** @var string for the testcase, must NOT be a real server! */
     private $apiurl = 'http://server.opencast.testcase';
 
-    public function setUp(): void
-    {
+    public function setUp(): void {
         parent::setUp();
         apibridge::set_testing(true);
     }
 
-    public function tearDown(): void
-    {
+    public function tearDown(): void {
         parent::tearDown();
         apibridge::set_testing(false);
     }
@@ -84,8 +82,7 @@ public function tearDown(): void
      * @param int $courseid
      * @return string
      */
-    private function get_backup_filepath($courseid)
-    {
+    private function get_backup_filepath($courseid) {
         global $CFG;
         return $CFG->tempdir . '/backup/core_course_testcase_' . $courseid;
     }
@@ -96,8 +93,7 @@ private function get_backup_filepath($courseid)
      * @param int $blockid
      * @return string
      */
-    private function get_backup_filename($courseid, $blockid)
-    {
+    private function get_backup_filename($courseid, $blockid) {
 
         $backupfilepath = $this->get_backup_filepath($courseid);
         return $backupfilepath . '/course/blocks/opencast_' . $blockid . '/opencast.xml';
@@ -111,8 +107,7 @@ private function get_backup_filename($courseid, $blockid)
      * @param int $userid The user doing the backup.
      * @return string filepath of backup
      */
-    protected function backup_course($courseid, $includevideos = false, $userid = 2)
-    {
+    protected function backup_course($courseid, $includevideos = false, $userid = 2) {
 
         $bc = new backup_controller(backup::TYPE_1COURSE, $courseid, backup::FORMAT_MOODLE,
             backup::INTERACTIVE_NO, backup::MODE_AUTOMATED, $userid);
@@ -143,8 +138,7 @@ protected function backup_course($courseid, $includevideos = false, $userid = 2)
      * @param int $userid The ID of the user performing the restore.
      * @return stdClass The updated course object.
      */
-    protected function restore_course($backupid, $courseid, $includevideos, $userid)
-    {
+    protected function restore_course($backupid, $courseid, $includevideos, $userid) {
         global $DB;
 
         $target = backup::TARGET_CURRENT_ADDING;
@@ -165,7 +159,7 @@ protected function restore_course($backupid, $courseid, $includevideos, $userid)
         }
         $rc->execute_plan();
 
-        $course = $DB->get_record('course', array('id' => $rc->get_courseid()));
+        $course = $DB->get_record('course', ['id' => $rc->get_courseid()]);
 
         $rc->destroy();
         unset($rc);
@@ -176,8 +170,7 @@ protected function restore_course($backupid, $courseid, $includevideos, $userid)
      *  Execute an adhoc task like via cron function.
      * @param stdClass $taskrecord
      */
-    private function execute_adhoc_task($taskrecord)
-    {
+    private function execute_adhoc_task($taskrecord) {
         global $CFG;
 
         $task = new process_duplicate_event();
@@ -209,14 +202,13 @@ private function execute_adhoc_task($taskrecord)
      * @throws coding_exception
      * @throws dml_exception
      */
-    private function check_task_fail_with_error($expectederrortextkey, $expectedfailedcount)
-    {
+    private function check_task_fail_with_error($expectederrortextkey, $expectedfailedcount) {
         global $DB;
 
         $taskrecords = $DB->get_records('task_adhoc', ['classname' => '\\block_opencast\\task\\process_duplicate_event']);
         $taskrecord = array_shift($taskrecords);
         $a = json_decode($taskrecord->customdata);
-        $course = $DB->get_record('course', array('id' => $a->courseid));
+        $course = $DB->get_record('course', ['id' => $a->courseid]);
         $a->coursefullname = $course->fullname;
         $a->taskid = $taskrecord->id;
         $a->duplicateworkflow = block_opencast_apibridge_testable::DUPLICATE_WORKFLOW;
@@ -239,8 +231,7 @@ private function check_task_fail_with_error($expectederrortextkey, $expectedfail
      *
      * @covers \restore_controller \backup_controller
      */
-    public function test_adhoctask_execution()
-    {
+    public function test_adhoctask_execution() {
         global $USER, $DB;
 
         $this->resetAfterTest();
@@ -301,7 +292,7 @@ public function test_adhoctask_execution()
         set_config('duplicateworkflow_1', $apibridge::DUPLICATE_WORKFLOW, 'block_opencast');
 
         // But delete the course series in Moodle.
-        $mapping = seriesmapping::get_record(array('courseid' => $newcourse->id, 'isdefault' => '1'));
+        $mapping = seriesmapping::get_record(['courseid' => $newcourse->id, 'isdefault' => '1']);
         $mapping->delete();
 
         // The series is now missing, so the task should fail.
@@ -383,8 +374,7 @@ public function test_adhoctask_execution()
     /**
      * Test restore of event identifiers.
      */
-    public function notest_restore()
-    {
+    public function notest_restore() {
         global $USER, $DB;
 
         $this->resetAfterTest();
@@ -466,8 +456,7 @@ public function notest_restore()
     /**
      * Test backup of event identifiers.
      */
-    public function notest_backup()
-    {
+    public function notest_backup() {
         global $USER;
 
         $this->resetAfterTest();
diff --git a/tests/behat/behat_block_opencast.php b/tests/behat/behat_block_opencast.php
index 23a9941d..450eb5b1 100644
--- a/tests/behat/behat_block_opencast.php
+++ b/tests/behat/behat_block_opencast.php
@@ -40,8 +40,8 @@
  * @copyright 2021 Tamara Gunkel, University of Münster
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class behat_block_opencast extends behat_base
-{
+class behat_block_opencast extends behat_base {
+
 
     /**
      * @var $directaccesslink string direct access link to be saved temporarily, and then be used when needed. (i.e. in the step
@@ -53,8 +53,7 @@ class behat_block_opencast extends behat_base
      * Setup test opencast API.
      * @Given /^I setup the opencast test api$/
      */
-    public function i_setup_the_opencast_test_api()
-    {
+    public function i_setup_the_opencast_test_api() {
         set_config('api_testable_responses', '[]', 'tool_opencast');
         $this->load_apitestable_json_responses();
     }
@@ -63,8 +62,7 @@ public function i_setup_the_opencast_test_api()
      * Upload a testvideo.
      * @Given /^I upload a testvideo$/
      */
-    public function i_upload_a_testvideo()
-    {
+    public function i_upload_a_testvideo() {
         $courses = core_course_category::search_courses(['search' => 'Course 1']);
 
         $mapping = new seriesmapping();
@@ -79,8 +77,7 @@ public function i_upload_a_testvideo()
      * Create a second series.
      * @Given /^I create a second series$/
      */
-    public function i_create_a_second_series()
-    {
+    public function i_create_a_second_series() {
         $courses = core_course_category::search_courses(['search' => 'Course 1']);
 
         $mapping = new seriesmapping();
@@ -95,8 +92,7 @@ public function i_create_a_second_series()
      * Setup default settings for the block
      * @Given /^I setup the default settigns for opencast plugins$/
      */
-    public function i_setup_the_default_settings_for_opencast_plugins()
-    {
+    public function i_setup_the_default_settings_for_opencast_plugins() {
         setting_default_manager::init_regirstered_defaults(1);
     }
 
@@ -105,8 +101,7 @@ public function i_setup_the_default_settings_for_opencast_plugins()
      * stops the execution until you hit enter in the console
      * @Then /^breakpoint/
      */
-    public function breakpoint()
-    {
+    public function breakpoint() {
         fwrite(STDOUT, "\033[s    \033[93m[Breakpoint] Press \033[1;93m[RETURN]\033[0;93m to continue...\033[0m");
         while (fgets(STDIN, 1024) == '') {
             continue;
@@ -118,8 +113,7 @@ public function breakpoint()
     /**
      * Loads the json responses taken from fixtures dir into apitestable config.
      */
-    protected function load_apitestable_json_responses()
-    {
+    protected function load_apitestable_json_responses() {
         $apicallsdir = __DIR__ . "/../fixtures/api_calls";
         $excludes = ['.', '..'];
         foreach (scandir($apicallsdir) as $method) {
@@ -145,8 +139,7 @@ protected function load_apitestable_json_responses()
      * Opens the video's direct access link
      * @Given /^I go to direct access link$/
      */
-    public function i_go_to_direct_access_link()
-    {
+    public function i_go_to_direct_access_link() {
         // Get the direct access link.
         if (empty($this->directaccesslink)) {
             $csselement = '#opencast-videos-table-ID-blender-foundation_r0 .c3 .access-action-menu a.access-link-copytoclipboard';
@@ -165,8 +158,7 @@ public function i_go_to_direct_access_link()
      * Checks if there is no video in processing stage (mainly used for republish-metadata workflow).
      * @Given /^I wait until no video is being processed$/
      */
-    public function i_wait_until_no_video_is_being_processed()
-    {
+    public function i_wait_until_no_video_is_being_processed() {
         $courses = core_course_category::search_courses(['search' => 'Course 1']);
 
         $mappedseries = seriesmapping::get_records(['ocinstanceid' => 1, 'courseid' => reset($courses)->id]);
@@ -189,8 +181,7 @@ public function i_wait_until_no_video_is_being_processed()
      * Makes sure that opencast video is available in opencast
      * @Given /^I should watch the video in opencast$/
      */
-    public function i_should_watch_the_video_in_opencast()
-    {
+    public function i_should_watch_the_video_in_opencast() {
         $xpath = "//video";
         $this->execute('behat_general::should_exist', [$xpath, 'xpath_element']);
     }
@@ -203,8 +194,7 @@ public function i_should_watch_the_video_in_opencast()
      * @param string $ltitoolname
      * @param string $customparameter
      */
-    public function the_lti_tool_should_have_the_custom_parameter($ltitoolname, $customparameter)
-    {
+    public function the_lti_tool_should_have_the_custom_parameter($ltitoolname, $customparameter) {
         global $DB;
 
         $ltitool = $DB->get_record('lti', ['name' => $ltitoolname]);
@@ -223,8 +213,7 @@ public function the_lti_tool_should_have_the_custom_parameter($ltitoolname, $cus
      * @param string $course
      * @param string $customparameter
      */
-    public function the_lti_tool_in_the_course_should_have_the_custom_parameter($ltitoolname, $course, $customparameter)
-    {
+    public function the_lti_tool_in_the_course_should_have_the_custom_parameter($ltitoolname, $course, $customparameter) {
         global $DB;
 
         $cid = $this->get_course_id($course);
diff --git a/tests/delete_file_test.php b/tests/delete_file_test.php
index b790692c..a948dc11 100644
--- a/tests/delete_file_test.php
+++ b/tests/delete_file_test.php
@@ -39,16 +39,15 @@
  * @copyright  2017 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class delete_file_test extends advanced_testcase
-{
+class delete_file_test extends advanced_testcase {
+
 
     /**
      * Test how trash deletion works.
      *
      * @covers \block_opencast\local\file_deletionmanager
      */
-    public function test_delete_files()
-    {
+    public function test_delete_files() {
         global $DB;
 
         // Set up.
diff --git a/tests/generator/lib.php b/tests/generator/lib.php
index 4157bd79..725e6ab2 100644
--- a/tests/generator/lib.php
+++ b/tests/generator/lib.php
@@ -26,8 +26,8 @@
 /**
  * Generator for test data.
  */
-class block_opencast_generator extends testing_block_generator
-{
+class block_opencast_generator extends testing_block_generator {
+
 
     /**
      * Creates a file.
@@ -37,8 +37,7 @@ class block_opencast_generator extends testing_block_generator
      * @throws moodle_exception
      * @throws stored_file_creation_exception
      */
-    public function create_file($record = null)
-    {
+    public function create_file($record = null) {
         global $USER;
 
         if (!isset($record['courseid'])) {
diff --git a/tests/helper/apibridge_testable.php b/tests/helper/apibridge_testable.php
index 69651c73..29fd5191 100644
--- a/tests/helper/apibridge_testable.php
+++ b/tests/helper/apibridge_testable.php
@@ -27,8 +27,8 @@
 /**
  * Test apibridge.
  */
-class block_opencast_apibridge_testable extends apibridge
-{
+class block_opencast_apibridge_testable extends apibridge {
+
 
     /** @var array register for possible function results. */
     private $register = [];
@@ -40,8 +40,7 @@ class block_opencast_apibridge_testable extends apibridge
      * For basic testcases connection parameters are not necessary.
      * block_opencast_apibridge_testable constructor.
      */
-    public function __construct()
-    {
+    public function __construct() {
 
     }
 
@@ -50,8 +49,7 @@ public function __construct()
      * @return array
      * @throws dml_exception
      */
-    public function getroles_testable()
-    {
+    public function getroles_testable() {
         return parent::getroles(1);
     }
 
@@ -63,8 +61,7 @@ public function getroles_testable()
      * @param mixed $value
      *
      */
-    public function set_testdata($methodname, $key, $value)
-    {
+    public function set_testdata($methodname, $key, $value) {
         global $CFG;
 
         if (!isset($this->register[$methodname])) {
@@ -85,8 +82,7 @@ public function set_testdata($methodname, $key, $value)
      *
      * @return mixed the data or 'file' when using a file in /fixtures.
      */
-    private function get_testdata($methodname, $key = null)
-    {
+    private function get_testdata($methodname, $key = null) {
 
         if (!isset($this->register[$methodname])) {
             return null;
@@ -109,8 +105,7 @@ private function get_testdata($methodname, $key = null)
      * @param string $methodname
      * @param mixed $key
      */
-    public function unset_testdata($methodname, $key)
-    {
+    public function unset_testdata($methodname, $key) {
 
         if (!isset($this->register[$methodname])) {
             return;
@@ -131,8 +126,7 @@ public function unset_testdata($methodname, $key)
      *
      * @return object with error code and videos.
      */
-    public function get_course_videos($courseid, $sortcolumns = null)
-    {
+    public function get_course_videos($courseid, $sortcolumns = null) {
 
         $result = new stdClass();
         $result->videos = [];
@@ -155,8 +149,7 @@ public function get_course_videos($courseid, $sortcolumns = null)
      * @return stdClass Video
      */
     public function get_opencast_video($identifier, bool $withpublications = false, bool $withacl = false,
-                                       bool $includingmedia = false)
-    {
+                                       bool $includingmedia = false) {
         $result = new stdClass();
         $result->video = false;
         $result->error = 0;
@@ -176,8 +169,7 @@ public function get_opencast_video($identifier, bool $withpublications = false,
      * @param bool $withmetadata
      * @return stdClass
      */
-    public function get_series_videos($series, $sortcolumns = null, $withmetadata = false)
-    {
+    public function get_series_videos($series, $sortcolumns = null, $withmetadata = false) {
         $result = new stdClass();
         $result->error = 0;
 
@@ -210,8 +202,7 @@ public function get_series_videos($series, $sortcolumns = null, $withmetadata =
      * @param bool $withmetadata
      * @return stdClass
      */
-    public function get_block_videos($courseid, $withmetadata = false)
-    {
+    public function get_block_videos($courseid, $withmetadata = false) {
         // Used for behat test.
         $result = new stdClass();
         $result->count = 0;
@@ -251,8 +242,7 @@ public function get_block_videos($courseid, $withmetadata = false)
      * @return boolean
      * @throws moodle_exception
      */
-    public function create_course_series($courseid, $seriestitle = null, $userid = null)
-    {
+    public function create_course_series($courseid, $seriestitle = null, $userid = null) {
 
         $mapping = seriesmapping::get_record(['courseid' => $courseid, 'isdefault' => '1']);
         if ($mapping && $seriesid = $mapping->get('series')) {
@@ -284,8 +274,7 @@ public function create_course_series($courseid, $seriestitle = null, $userid = n
      * @param string $level
      * @return boolean
      */
-    public function supports_api_level($level)
-    {
+    public function supports_api_level($level) {
         $value = $this->get_testdata('supports_api_level', 'level');
         return ($value == $level);
     }
@@ -296,8 +285,7 @@ public function supports_api_level($level)
      * @param array $eventids
      * @return boolean
      */
-    public function get_already_existing_event($eventids)
-    {
+    public function get_already_existing_event($eventids) {
 
         $registeredevents = $this->get_testdata('get_course_videos');
 
@@ -317,8 +305,7 @@ public function get_already_existing_event($eventids)
      * @param int $courseid
      * @return object|null
      */
-    public function get_default_course_series($courseid)
-    {
+    public function get_default_course_series($courseid) {
 
         $result = null;
         if ($value = $this->get_testdata('get_default_course_series', $courseid)) {
@@ -333,8 +320,7 @@ public function get_default_course_series($courseid)
      * @param string $name
      * @return bool|mixed|null
      */
-    public function check_if_workflow_exists($name)
-    {
+    public function check_if_workflow_exists($name) {
         return $this->get_testdata('check_if_workflow_exists', $name);
     }
 
@@ -346,8 +332,7 @@ public function check_if_workflow_exists($name)
      * @param false $returnworkflowid
      * @return bool|int|mixed|null
      */
-    public function start_workflow($eventid, $duplicateworkflow, $params = [], $returnworkflowid = false)
-    {
+    public function start_workflow($eventid, $duplicateworkflow, $params = [], $returnworkflowid = false) {
         return $this->get_testdata('start_workflow', $duplicateworkflow);
     }
 
diff --git a/tests/privacy_test.php b/tests/privacy_test.php
index 192c18c5..fa8dd239 100644
--- a/tests/privacy_test.php
+++ b/tests/privacy_test.php
@@ -43,14 +43,13 @@
  * @copyright  2018 Tamara Gunkel
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class privacy_test extends provider_testcase
-{
+class privacy_test extends provider_testcase {
+
 
     /**
      * Overriding setUp() function to always reset after tests.
      */
-    public function setUp(): void
-    {
+    public function setUp(): void {
         $this->resetAfterTest(true);
     }
 
@@ -59,8 +58,7 @@ public function setUp(): void
      *
      * @covers \block_opencast\privacy\provider
      */
-    public function test_get_metadata()
-    {
+    public function test_get_metadata() {
         $collection = new collection('block_opencast');
         $newcollection = provider::get_metadata($collection);
         $itemcollection = $newcollection->get_collection();
@@ -94,8 +92,7 @@ public function test_get_metadata()
      *
      * @covers \block_opencast\privacy\provider::get_contexts_for_userid
      */
-    public function test_get_contexts_for_userid()
-    {
+    public function test_get_contexts_for_userid() {
         global $DB;
 
         // Test setup.
@@ -168,8 +165,7 @@ public function test_get_contexts_for_userid()
      *
      * @covers \block_opencast\privacy\provider::export_user_data
      */
-    public function test_export_user_data()
-    {
+    public function test_export_user_data() {
         global $DB;
 
         // Test setup.
@@ -227,8 +223,7 @@ public function test_export_user_data()
      *
      * @covers \block_opencast\privacy\provider::delete_data_for_all_users_in_context
      */
-    public function test_delete_data_for_all_users_in_context()
-    {
+    public function test_delete_data_for_all_users_in_context() {
         global $DB;
 
         // Test setup.
@@ -275,8 +270,7 @@ public function test_delete_data_for_all_users_in_context()
      *
      * @covers \block_opencast\privacy\provider::delete_data_for_user
      */
-    public function test_delete_data_for_user()
-    {
+    public function test_delete_data_for_user() {
         global $DB;
 
         // Test setup.
@@ -366,8 +360,7 @@ public function test_delete_data_for_user()
      *
      * @covers \block_opencast\privacy\provider::get_users_in_context
      */
-    public function test_get_users_in_context()
-    {
+    public function test_get_users_in_context() {
         global $DB;
 
         // Test setup.
@@ -472,8 +465,7 @@ public function test_get_users_in_context()
      *
      * @covers \block_opencast\privacy\provider::delete_data_for_users
      */
-    public function test_delete_data_for_users()
-    {
+    public function test_delete_data_for_users() {
         global $DB;
 
         // Test setup.
diff --git a/tests/upload_test.php b/tests/upload_test.php
index 9dd782c5..10b8352d 100644
--- a/tests/upload_test.php
+++ b/tests/upload_test.php
@@ -44,8 +44,8 @@
  * @copyright  2017 Andreas Wagner, SYNERGY LEARNING
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class upload_test extends advanced_testcase
-{
+class upload_test extends advanced_testcase {
+
 
     /** @var string Test api url. */
     private $apiurl = 'http://127.0.0.1:8080';
@@ -61,8 +61,7 @@ class upload_test extends advanced_testcase
     /**
      * Test, whether the plugin is properly installed.
      */
-    public function notest_plugin_installed()
-    {
+    public function notest_plugin_installed() {
 
         $config = get_config('block_opencast');
         $this->assertNotEmpty($config);
@@ -75,8 +74,7 @@ public function notest_plugin_installed()
      * @throws coding_exception
      * @throws dml_exception
      */
-    public function test_upload()
-    {
+    public function test_upload() {
         global $CFG, $DB;
 
         $this->resetAfterTest();
@@ -161,8 +159,7 @@ public function test_upload()
      *
      * @return bool true if the video is avialable, false otherwise.
      */
-    private function notest_check_uploaded_video($courseid, $apibridge)
-    {
+    private function notest_check_uploaded_video($courseid, $apibridge) {
         $uploadhelper = new upload_helper();
         // Prevent mtrace output, which would be considered risky.
         ob_start();
diff --git a/version.php b/version.php
index ecf00840..8a4ef56d 100644
--- a/version.php
+++ b/version.php
@@ -28,6 +28,6 @@
 $plugin->version = 2023051200;
 $plugin->requires = 2020061500; // Requires Moodle 3.9+.
 $plugin->maturity = MATURITY_ALPHA;
-$plugin->dependencies = array(
-    'tool_opencast' => 2023051200
-);
+$plugin->dependencies = [
+    'tool_opencast' => 2023051200,
+];
diff --git a/videoeditor.php b/videoeditor.php
index b8e456ee..8dbb59f9 100644
--- a/videoeditor.php
+++ b/videoeditor.php
@@ -38,9 +38,9 @@
 $courseid = required_param('courseid', PARAM_INT);
 $ocinstanceid = optional_param('ocinstanceid', settings_api::get_default_ocinstance()->id, PARAM_INT);
 
-$redirecturl = new moodle_url('/blocks/opencast/index.php', array('courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+$redirecturl = new moodle_url('/blocks/opencast/index.php', ['courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $baseurl = new moodle_url('/blocks/opencast/videoeditor.php',
-    array('video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid));
+    ['video_identifier' => $identifier, 'courseid' => $courseid, 'ocinstanceid' => $ocinstanceid]);
 $PAGE->set_url($baseurl);
 
 require_login($courseid, false);