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1<?php
2/**
3 * Performs the unwatch actions on a page
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
18 *
19 * @file
20 * @ingroup Actions
21 */
22
23use MediaWiki\Context\IContextSource;
24use MediaWiki\HTMLForm\HTMLForm;
25use MediaWiki\Watchlist\WatchedItemStore;
26use MediaWiki\Watchlist\WatchlistManager;
27
28/**
29 * Page removal from a user's watchlist
30 *
31 * @ingroup Actions
32 */
33class UnwatchAction extends WatchAction {
34
35    private WatchlistManager $watchlistManager;
36
37    /**
38     * @param Article $article
39     * @param IContextSource $context
40     * @param WatchlistManager $watchlistManager
41     * @param WatchedItemStore $watchedItemStore
42     */
43    public function __construct(
44        Article $article,
45        IContextSource $context,
46        WatchlistManager $watchlistManager,
47        WatchedItemStore $watchedItemStore
48    ) {
49        parent::__construct( $article, $context, $watchlistManager, $watchedItemStore );
50        $this->watchlistManager = $watchlistManager;
51    }
52
53    public function getName() {
54        return 'unwatch';
55    }
56
57    public function onSubmit( $data ) {
58        $this->watchlistManager->removeWatch(
59            $this->getAuthority(),
60            $this->getTitle()
61        );
62
63        return true;
64    }
65
66    protected function getFormFields() {
67        return [
68            'intro' => [
69                'type' => 'info',
70                'raw' => true,
71                'default' => $this->msg( 'confirm-unwatch-top' )->parse()
72            ]
73        ];
74    }
75
76    protected function alterForm( HTMLForm $form ) {
77        parent::alterForm( $form );
78        $form->setWrapperLegendMsg( 'removewatch' );
79        $form->setSubmitTextMsg( 'confirm-unwatch-button' );
80    }
81
82    public function onSuccess() {
83        $msgKey = $this->getTitle()->isTalkPage() ? 'removedwatchtext-talk' : 'removedwatchtext';
84        $this->getOutput()->addWikiMsg( $msgKey, $this->getTitle()->getPrefixedText() );
85    }
86
87    public function doesWrites() {
88        return true;
89    }
90}