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<?php
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// This file is part of the Zoom plugin for Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* The task for deleting recordings in Moodle if removed from Zoom.
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*
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* @package mod_zoom
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* @author Jwalit Shah <jwalitshah@catalyst-au.net>
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* @copyright 2021 Jwalit Shah <jwalitshah@catalyst-au.net>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace mod_zoom\task;
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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->dirroot . '/mod/zoom/locallib.php');
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use core\task\scheduled_task;
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use moodle_exception;
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/**
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* Scheduled task to delete meeting recordings from Moodle.
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*/
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class delete_meeting_recordings extends scheduled_task {
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/**
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* Returns name of task.
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*
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* @return string
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*/
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public function get_name() {
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return get_string('deletemeetingrecordings', 'mod_zoom');
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}
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/**
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* Delete any recordings that have been removed from zoom.
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*
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* @return void
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*/
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public function execute() {
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global $DB;
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try {
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$service = zoom_webservice();
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} catch (moodle_exception $exception) {
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mtrace('Skipping task - ', $exception->getMessage());
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return;
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}
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// See if we cannot make anymore API calls.
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$retryafter = get_config('zoom', 'retry-after');
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if (!empty($retryafter) && time() < $retryafter) {
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mtrace('Out of API calls, retry after ' . userdate($retryafter, get_string('strftimedaydatetime', 'core_langconfig')));
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return;
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}
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mtrace('Checking if any meeting recordings in Moodle have been removed from Zoom...');
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// Get all recordings stored in Moodle, grouped by meetinguuid.
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$zoomrecordings = zoom_get_meeting_recordings_grouped();
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foreach ($zoomrecordings as $meetinguuid => $recordings) {
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// Now check which recordings still exist on Zoom.
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$recordinglist = $service->get_recording_url_list($meetinguuid);
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foreach ($recordinglist as $recordinginfo) {
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$zoomrecordingid = trim($recordinginfo->recordingid);
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if (isset($recordings[$zoomrecordingid])) {
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mtrace('Recording id: ' . $zoomrecordingid . ' exist(s)...skipping');
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unset($recordings[$zoomrecordingid]);
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}
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}
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// If recordings are in Moodle but not in Zoom, we need to remove them from Moodle as well.
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foreach ($recordings as $zoomrecordingid => $recording) {
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mtrace('Deleting recording with id: ' . $zoomrecordingid . ' as corresponding record on zoom has been removed.');
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$DB->delete_records('zoom_meeting_recordings', ['zoomrecordingid' => $zoomrecordingid]);
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}
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}
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}
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}
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