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Merge pull request #451 from keevan/440-add-archiver-task-to-handle-o…
…rphaned-objects Add archiver task to handle orphaned objects
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classes/local/object_manipulator/candidates/orphaner_candidates.php
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
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| /** | ||
| * Class orphaner_candidates | ||
| * @package tool_objectfs | ||
| * @author Nathan Mares <[email protected]> | ||
| * @copyright Catalyst IT | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
|
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| namespace tool_objectfs\local\object_manipulator\candidates; | ||
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| defined('MOODLE_INTERNAL') || die(); | ||
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| class orphaner_candidates extends manipulator_candidates_base { | ||
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| /** @var string $queryname */ | ||
| protected $queryname = 'get_orphan_candidates'; | ||
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| /** | ||
| * @inheritDoc | ||
| * @return string | ||
| */ | ||
| public function get_candidates_sql() { | ||
| return 'SELECT o.id, o.contenthash, o.location | ||
| FROM {tool_objectfs_objects} o | ||
| LEFT JOIN {files} f ON o.contenthash = f.contenthash | ||
| WHERE f.id is null | ||
| AND o.location != :location'; | ||
| } | ||
|
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| /** | ||
| * @inheritDoc | ||
| * @return array | ||
| */ | ||
| public function get_candidates_sql_params() { | ||
| return [ | ||
| 'location' => OBJECT_LOCATION_ORPHANED | ||
| ]; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| /** | ||
| * Orphans {tool_objectfs_objects} records for files that have been | ||
| * deleted from the core {files} table. | ||
| * | ||
| * @package tool_objectfs | ||
| * @author Nathan Mares <[email protected]> | ||
| * @author Kevin Pham <[email protected]> | ||
| * @copyright Catalyst IT | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
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| namespace tool_objectfs\local\object_manipulator; | ||
|
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| use stdClass; | ||
|
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| defined('MOODLE_INTERNAL') || die(); | ||
|
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| class orphaner extends manipulator { | ||
|
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| /** | ||
| * Updates the location of {tool_objectfs_objects} records for files that | ||
| * have been deleted from the core {files} table. | ||
| * | ||
| * @param \stdClass $objectrecord | ||
| * @return int | ||
| */ | ||
| public function manipulate_object(stdClass $objectrecord): int { | ||
| return OBJECT_LOCATION_ORPHANED; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| /** | ||
| * Task that checks for old orphaned objects, and removes their metadata | ||
| * (record) as it is no longer useful/relevant. | ||
| * | ||
| * @package tool_objectfs | ||
| * @author Kevin Pham <[email protected]> | ||
| * @copyright Catalyst IT | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
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| namespace tool_objectfs\task; | ||
|
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| defined('MOODLE_INTERNAL') || die(); | ||
|
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| require_once(__DIR__ . '/../../lib.php'); | ||
|
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| class delete_orphaned_object_metadata extends task { | ||
|
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| /** @var string $stringname */ | ||
| protected $stringname = 'delete_orphaned_object_metadata_task'; | ||
|
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| /** | ||
| * Execute task | ||
| */ | ||
| public function execute() { | ||
| global $DB; | ||
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| $wheresql = 'location = :location and timeduplicated < :ageforremoval'; | ||
| $ageforremoval = $this->config->maxorphanedage; | ||
| if (empty($ageforremoval)) { | ||
| mtrace('Skipping deletion of orphaned object metadata as maxorphanedage is set to an empty value.'); | ||
| return; | ||
| } | ||
|
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| $params = [ | ||
| 'location' => OBJECT_LOCATION_ORPHANED, | ||
| 'ageforremoval' => time() - $ageforremoval | ||
| ]; | ||
| $count = $DB->count_records_select('tool_objectfs_objects', $wheresql, $params); | ||
| if (!empty($count)) { | ||
| mtrace("Deleting $count records with orphaned metadata (orphaned tool_objectfs_objects)"); | ||
| $DB->delete_records_select('tool_objectfs_objects', $wheresql, $params); | ||
| } | ||
| } | ||
| } |
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