summaryrefslogtreecommitdiffstats
path: root/apps/comments/lib/EventHandler.php
blob: e5f0c6b61d4090f766a0a5d3d530e6aed0aef072 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
<?php
/**
 * @copyright Copyright (c) 2016 Arthur Schiwon <blizzz@arthur-schiwon.de>
 *
 * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
 * @author Christoph Wurst <christoph@winzerhof-wurst.at>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\Comments;

use OCA\Comments\Activity\Listener as ActivityListener;
use OCA\Comments\Notification\Listener as NotificationListener;
use OCP\Comments\CommentsEvent;
use OCP\Comments\ICommentsEventHandler;

/**
 * Class EventHandler
 *
 * @package OCA\Comments
 */
class EventHandler implements ICommentsEventHandler {
	/** @var ActivityListener */
	private $activityListener;

	/** @var NotificationListener */
	private $notificationListener;

	public function __construct(ActivityListener $activityListener, NotificationListener $notificationListener) {
		$this->activityListener     = $activityListener;
		$this->notificationListener = $notificationListener;
	}

	/**
	 * @param CommentsEvent $event
	 */
	public function handle(CommentsEvent $event) {
		if ($event->getComment()->getObjectType() !== 'files') {
			// this is a 'files'-specific Handler
			return;
		}

		$eventType = $event->getEvent();
		if ($eventType === CommentsEvent::EVENT_ADD
		) {
			$this->notificationHandler($event);
			$this->activityHandler($event);
			return;
		}

		$applicableEvents = [
			CommentsEvent::EVENT_PRE_UPDATE,
			CommentsEvent::EVENT_UPDATE,
			CommentsEvent::EVENT_DELETE,
		];
		if (in_array($eventType, $applicableEvents)) {
			$this->notificationHandler($event);
			return;
		}
	}

	/**
	 * @param CommentsEvent $event
	 */
	private function activityHandler(CommentsEvent $event) {
		$this->activityListener->commentEvent($event);
	}

	/**
	 * @param CommentsEvent $event
	 */
	private function notificationHandler(CommentsEvent $event) {
		$this->notificationListener->evaluate($event);
	}
}