92 lines
3.0 KiB
PHP
92 lines
3.0 KiB
PHP
<?php
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// This file is part of 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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* Track Adobe Connect room occupancy for auto MP4 after the class actually ends.
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*
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* @package mod_meetletacbfree
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* @copyright 2026 MeetLet
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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_meetletacbfree\local;
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defined('MOODLE_INTERNAL') || die();
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/**
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* Persist live/closed room state on meetletacbfree_meetings and decide when to sweep recordings.
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*/
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class roomsession {
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/** Seconds to keep looking for new recordings after the room empties. */
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public const SWEEP_GRACE = 20 * MINSECS;
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/**
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* Record occupancy. Returns true for an opportunistic queue (just closed / grace window).
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*
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* Open = at least one person in the Adobe room. Closed = it was open, then empty.
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* Moodle schedule endtime is intentionally ignored here.
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* Cron retries leftover recordings forever while the room is empty; this return
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* only gates page-view / join-status opportunistic queues during the grace window.
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*/
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public static function note_presence(instance $instance, bool $islive): bool {
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global $DB;
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$map = $instance->meetingmap;
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if (!$map || empty($map->id)) {
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return false;
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}
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$row = $DB->get_record('meetletacbfree_meetings', ['id' => (int)$map->id]);
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if (!$row) {
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return false;
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}
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$now = time();
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$waslive = !empty($row->islive);
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if ($islive) {
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$row->islive = 1;
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$row->liveat = $now;
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$DB->update_record('meetletacbfree_meetings', $row);
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$instance->meetingmap = $row;
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return false;
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}
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if ($waslive) {
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$row->islive = 0;
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$row->closedat = $now;
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$row->sweepuntil = $now + self::sweep_window();
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}
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$insweep = !empty($row->sweepuntil) && $now <= (int)$row->sweepuntil;
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$due = $insweep && $instance->auto_offline_enabled()
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&& ($now - (int)($row->sweptat ?? 0) >= 45);
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if ($due) {
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$row->sweptat = $now;
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}
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if ($waslive || $due) {
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$DB->update_record('meetletacbfree_meetings', $row);
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}
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$instance->meetingmap = $row;
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return $due;
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}
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protected static function sweep_window(): int {
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$mins = config::cron_interval_minutes();
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return max(self::SWEEP_GRACE, $mins * MINSECS * 4);
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}
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}
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