pre-release fixes (#321)

* pre-release fixes

* improving instance create method

block_opencast.php

@@ -170,4 +170,27 @@ public function instance_delete() {
 
         return $success;
     }
+
+    /**
+     * Do any additional initialization you may need at the time a new block instance is created:
+     * If the multiple is not allowed, we only allow one (first) block instance in a context. Others will be deleted.
+     * @return boolean
+     */
+    public function instance_create() {
+        global $DB;
+
+        if ($this->instance_allow_multiple() === false) {
+            $ocblockinstances = $DB->get_records('block_instances',
+                    ['blockname' => 'opencast', 'parentcontextid' => $this->instance->parentcontextid]);
+            if (count($ocblockinstances) > 1) {
+                $idstoremove = array_keys($ocblockinstances);
+                sort($idstoremove);
+                array_shift($idstoremove);
+                foreach ($idstoremove as $id) {
+                    blocks_delete_instance($ocblockinstances[$id]);
+                }
+            }
+        }
+        return true;
+    }
 }

renderer.php

@@ -591,7 +591,7 @@ public function render_status($statuscode, $countfailed = 0) {
 
         // If needed, add the number of failed uploads.
         if ($countfailed > 1) {
-            $statusstring .= '<br />' . get_string('failedtransferattempts', 'block_opencast', $countfailed);
+            $statusstring .= ' (' . get_string('failedtransferattempts', 'block_opencast', $countfailed) . ')';
         }
 
         // Return string.

version.php

@@ -24,7 +24,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'block_opencast';
-$plugin->release   = 'development-version';
+$plugin->release = 'development-version';
 $plugin->version = 2023030100;
 $plugin->requires = 2020061500; // Requires Moodle 3.9+.
 $plugin->maturity = MATURITY_ALPHA;