summaryrefslogtreecommitdiff
path: root/includes/actions/CreditsAction.php
blob: 1040085b3a895bd031530184a5062bebed683613 (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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
<?php
/**
 * Formats credits for articles
 *
 * Copyright 2004, Evan Prodromou <evan@wikitravel.org>.
 *
 * This program 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 2 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 *
 * @file
 * @ingroup Actions
 * @author <evan@wikitravel.org>
 */

class CreditsAction extends FormlessAction {

	public function getName() {
		return 'credits';
	}

	public function getRestriction() {
		return null;
	}

	protected function getDescription() {
		return wfMsg( 'creditspage' );
	}

	/**
	 * This is largely cadged from PageHistory::history
	 *
	 * @return String HTML
	 */
	public function onView() {
		wfProfileIn( __METHOD__ );

		if ( $this->page->getID() == 0 ) {
			$s = wfMsg( 'nocredits' );
		} else {
			$s = $this->getCredits( -1 );
		}

		wfProfileOut( __METHOD__ );

		return Html::rawElement( 'div', array( 'id' => 'mw-credits' ), $s );
	}

	/**
	 * Get a list of contributors
	 *
	 * @param $cnt Int: maximum list of contributors to show
	 * @param $showIfMax Bool: whether to contributors if there more than $cnt
	 * @return String: html
	 */
	public function getCredits( $cnt, $showIfMax = true ) {
		wfProfileIn( __METHOD__ );
		$s = '';

		if ( isset( $cnt ) && $cnt != 0 ) {
			$s = self::getAuthor( $this->page );
			if ( $cnt > 1 || $cnt < 0 ) {
				$s .= ' ' . $this->getContributors( $cnt - 1, $showIfMax );
			}
		}

		wfProfileOut( __METHOD__ );
		return $s;
	}

	/**
	 * Get the last author with the last modification time
	 * @param $article Article object
	 * @return String HTML
	 */
	protected static function getAuthor( Page $article ) {
		global $wgLang;

		$user = User::newFromId( $article->getUser() );

		$timestamp = $article->getTimestamp();
		if ( $timestamp ) {
			$d = $wgLang->date( $article->getTimestamp(), true );
			$t = $wgLang->time( $article->getTimestamp(), true );
		} else {
			$d = '';
			$t = '';
		}
		return wfMessage( 'lastmodifiedatby', $d, $t )->rawParams( self::userLink( $user ) )->params( $user->getName() )->escaped();
	}

	/**
	 * Get a list of contributors of $article
	 * @param $cnt Int: maximum list of contributors to show
	 * @param $showIfMax Bool: whether to contributors if there more than $cnt
	 * @return String: html
	 */
	protected function getContributors( $cnt, $showIfMax ) {
		global $wgLang, $wgHiddenPrefs;

		$contributors = $this->page->getContributors();

		$others_link = false;

		# Hmm... too many to fit!
		if ( $cnt > 0 && $contributors->count() > $cnt ) {
			$others_link = $this->othersLink();
			if ( !$showIfMax )
				return wfMessage( 'othercontribs' )->rawParams( $others_link )->params( $contributors->count() )->escaped();
		}

		$real_names = array();
		$user_names = array();
		$anon_ips = array();

		# Sift for real versus user names
		foreach ( $contributors as $user ) {
			$cnt--; 
			if ( $user->isLoggedIn() ) {
				$link = self::link( $user );
				if ( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() ) {
					$real_names[] = $link;
				} else {
					$user_names[] = $link;
				}
			} else {
				$anon_ips[] = self::link( $user );
			}

			if ( $cnt == 0 ) {
				break;
			}
		}

		if ( count( $real_names ) ) {
			$real = $wgLang->listToText( $real_names );
		} else {
			$real = false;
		}

		# "ThisSite user(s) A, B and C"
		if ( count( $user_names ) ) {
			$user = wfMessage( 'siteusers' )->rawParams( $wgLang->listToText( $user_names ) )->params(
				count( $user_names ) )->escaped();
		} else {
			$user = false;
		}

		if ( count( $anon_ips ) ) {
			$anon = wfMessage( 'anonusers' )->rawParams( $wgLang->listToText( $anon_ips ) )->params(
				count( $anon_ips ) )->escaped();
		} else {
			$anon = false;
		}

		# This is the big list, all mooshed together. We sift for blank strings
		$fulllist = array();
		foreach ( array( $real, $user, $anon, $others_link ) as $s ) {
			if ( $s !== false ) {
				array_push( $fulllist, $s );
			}
		}

		$count = count( $fulllist );
		# "Based on work by ..."
		return $count
			? wfMessage( 'othercontribs' )->rawParams(
				$wgLang->listToText( $fulllist ) )->params( $count )->escaped()
			: '';
	}

	/**
	 * Get a link to $user's user page
	 * @param $user User object
	 * @return String: html
	 */
	protected static function link( User $user ) {
		global $wgHiddenPrefs;
		if ( !in_array( 'realname', $wgHiddenPrefs ) && !$user->isAnon() ) {
			$real = $user->getRealName();
		} else {
			$real = false;
		}

		$page = $user->isAnon()
			? SpecialPage::getTitleFor( 'Contributions', $user->getName() )
			: $user->getUserPage();

		return Linker::link( $page, htmlspecialchars( $real ? $real : $user->getName() ) );
	}

	/**
	 * Get a link to $user's user page
	 * @param $user User object
	 * @return String: html
	 */
	protected static function userLink( User $user ) {
		$link = self::link( $user );
		if ( $user->isAnon() ) {
			return wfMsgExt( 'anonuser', array( 'parseinline', 'replaceafter' ), $link );
		} else {
			global $wgHiddenPrefs;
			if ( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() ) {
				return $link;
			} else {
				return wfMessage( 'siteuser' )->rawParams( $link )->params( $user->getName() )->escaped();
			}
		}
	}

	/**
	 * Get a link to action=credits of $article page
	 * @param $article Article object
	 * @return String: html
	 */
	protected function othersLink() {
		return Linker::link(
			$this->getTitle(),
			wfMsgHtml( 'others' ),
			array(),
			array( 'action' => 'credits' ),
			array( 'known' )
		);
	}
}