Fix fatal error in eval.php
[lhc/web/wiklou.git] / includes / LogPage.php
1 <?php
2 #
3 # Copyright (C) 2002, 2004 Brion Vibber <brion@pobox.com>
4 # http://www.mediawiki.org/
5 #
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License along
17 # with this program; if not, write to the Free Software Foundation, Inc.,
18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 # http://www.gnu.org/copyleft/gpl.html
20
21 /**
22 * Contain log classes
23 *
24 */
25
26 /**
27 * Class to simplify the use of log pages.
28 * The logs are now kept in a table which is easier to manage and trim
29 * than ever-growing wiki pages.
30 *
31 */
32 class LogPage {
33 /* @access private */
34 var $type, $action, $comment, $params, $target;
35 /* @acess public */
36 var $updateRecentChanges;
37
38 /**
39 * Constructor
40 *
41 * @param string $type One of '', 'block', 'protect', 'rights', 'delete',
42 * 'upload', 'move'
43 * @param bool $rc Whether to update recent changes as well as the logging table
44 */
45 function __construct( $type, $rc = true ) {
46 $this->type = $type;
47 $this->updateRecentChanges = $rc;
48 }
49
50 function saveContent() {
51 if( wfReadOnly() ) return false;
52
53 global $wgUser;
54 $fname = 'LogPage::saveContent';
55
56 $dbw = wfGetDB( DB_MASTER );
57 $uid = $wgUser->getID();
58 $log_id = $dbw->nextSequenceValue( 'log_log_id_seq' );
59
60 $this->timestamp = $now = wfTimestampNow();
61 $data = array(
62 'log_type' => $this->type,
63 'log_action' => $this->action,
64 'log_timestamp' => $dbw->timestamp( $now ),
65 'log_user' => $uid,
66 'log_namespace' => $this->target->getNamespace(),
67 'log_title' => $this->target->getDBkey(),
68 'log_comment' => $this->comment,
69 'log_params' => $this->params
70 );
71
72 # log_id doesn't exist on Wikimedia servers yet, and it's a tricky
73 # schema update to do. Hack it for now to ignore the field on MySQL.
74 if ( !is_null( $log_id ) ) {
75 $data['log_id'] = $log_id;
76 }
77 $dbw->insert( 'logging', $data, $fname );
78
79 # And update recentchanges
80 if ( $this->updateRecentChanges ) {
81 $titleObj = SpecialPage::getTitleFor( 'Log', $this->type );
82 $rcComment = $this->getRcComment();
83 RecentChange::notifyLog( $now, $titleObj, $wgUser, $rcComment, '',
84 $this->type, $this->action, $this->target, $this->comment, $this->params );
85 }
86 return true;
87 }
88
89 public function getRcComment() {
90 $rcComment = $this->actionText;
91 if( '' != $this->comment ) {
92 if ($rcComment == '')
93 $rcComment = $this->comment;
94 else
95 $rcComment .= ': ' . $this->comment;
96 }
97 return $rcComment;
98 }
99
100 /**
101 * @static
102 */
103 public static function validTypes() {
104 global $wgLogTypes;
105 return $wgLogTypes;
106 }
107
108 /**
109 * @static
110 */
111 public static function isLogType( $type ) {
112 return in_array( $type, LogPage::validTypes() );
113 }
114
115 /**
116 * @static
117 */
118 public static function logName( $type ) {
119 global $wgLogNames, $wgMessageCache;
120
121 if( isset( $wgLogNames[$type] ) ) {
122 $wgMessageCache->loadAllMessages();
123 return str_replace( '_', ' ', wfMsg( $wgLogNames[$type] ) );
124 } else {
125 // Bogus log types? Perhaps an extension was removed.
126 return $type;
127 }
128 }
129
130 /**
131 * @todo handle missing log types
132 * @static
133 */
134 static function logHeader( $type ) {
135 global $wgLogHeaders;
136 return wfMsg( $wgLogHeaders[$type] );
137 }
138
139 /**
140 * @static
141 */
142 static function actionText( $type, $action, $title = NULL, $skin = NULL, $params = array(), $filterWikilinks=false ) {
143 global $wgLang, $wgContLang, $wgLogActions;
144
145 $key = "$type/$action";
146
147 if( $key == 'patrol/patrol' )
148 return PatrolLog::makeActionText( $title, $params, $skin );
149
150 if( isset( $wgLogActions[$key] ) ) {
151 if( is_null( $title ) ) {
152 $rv=wfMsg( $wgLogActions[$key] );
153 } else {
154 if( $skin ) {
155
156 switch( $type ) {
157 case 'move':
158 $titleLink = $skin->makeLinkObj( $title, $title->getPrefixedText(), 'redirect=no' );
159 $params[0] = $skin->makeLinkObj( Title::newFromText( $params[0] ), htmlspecialchars( $params[0] ) );
160 break;
161 case 'block':
162 if( substr( $title->getText(), 0, 1 ) == '#' ) {
163 $titleLink = $title->getText();
164 } else {
165 // TODO: Store the user identifier in the parameters
166 // to make this faster for future log entries
167 $id = User::idFromName( $title->getText() );
168 $titleLink = $skin->userLink( $id, $title->getText() )
169 . $skin->userToolLinks( $id, $title->getText(), false, Linker::TOOL_LINKS_NOBLOCK );
170 }
171 break;
172 case 'rights':
173 $text = $wgContLang->ucfirst( $title->getText() );
174 $titleLink = $skin->makeLinkObj( Title::makeTitle( NS_USER, $text ) );
175 break;
176 case 'merge':
177 $titleLink = $skin->makeLinkObj( $title, $title->getPrefixedText(), 'redirect=no' );
178 $params[0] = $skin->makeLinkObj( Title::newFromText( $params[0] ), htmlspecialchars( $params[0] ) );
179 $params[1] = $wgLang->timeanddate( $params[1] );
180 break;
181 default:
182 $titleLink = $skin->makeLinkObj( $title );
183 }
184
185 } else {
186 $titleLink = $title->getPrefixedText();
187 }
188 if( $key == 'rights/rights' ) {
189 if ($skin) {
190 $rightsnone = wfMsg( 'rightsnone' );
191 } else {
192 $rightsnone = wfMsgForContent( 'rightsnone' );
193 }
194 if( !isset( $params[0] ) || trim( $params[0] ) == '' )
195 $params[0] = $rightsnone;
196 if( !isset( $params[1] ) || trim( $params[1] ) == '' )
197 $params[1] = $rightsnone;
198 }
199 if( count( $params ) == 0 ) {
200 if ( $skin ) {
201 $rv = wfMsg( $wgLogActions[$key], $titleLink );
202 } else {
203 $rv = wfMsgForContent( $wgLogActions[$key], $titleLink );
204 }
205 } else {
206 array_unshift( $params, $titleLink );
207 if ( $key == 'block/block' ) {
208 if ( $skin ) {
209 $params[1] = '<span title="' . htmlspecialchars( $params[1] ). '">' . $wgLang->translateBlockExpiry( $params[1] ) . '</span>';
210 } else {
211 $params[1] = $wgContLang->translateBlockExpiry( $params[1] );
212 }
213 $params[2] = isset( $params[2] )
214 ? self::formatBlockFlags( $params[2] )
215 : '';
216 }
217 $rv = wfMsgReal( $wgLogActions[$key], $params, true, !$skin );
218 }
219 }
220 } else {
221 wfDebug( "LogPage::actionText - unknown action $key\n" );
222 $rv = "$action";
223 }
224 if( $filterWikilinks ) {
225 $rv = str_replace( "[[", "", $rv );
226 $rv = str_replace( "]]", "", $rv );
227 }
228 return $rv;
229 }
230
231 /**
232 * Add a log entry
233 * @param string $action one of '', 'block', 'protect', 'rights', 'delete', 'upload', 'move', 'move_redir'
234 * @param object &$target A title object.
235 * @param string $comment Description associated
236 * @param array $params Parameters passed later to wfMsg.* functions
237 */
238 function addEntry( $action, $target, $comment, $params = array() ) {
239 if ( !is_array( $params ) ) {
240 $params = array( $params );
241 }
242
243 $this->action = $action;
244 $this->target = $target;
245 $this->comment = $comment;
246 $this->params = LogPage::makeParamBlob( $params );
247
248 $this->actionText = LogPage::actionText( $this->type, $action, $target, NULL, $params );
249
250 return $this->saveContent();
251 }
252
253 /**
254 * Create a blob from a parameter array
255 * @static
256 */
257 static function makeParamBlob( $params ) {
258 return implode( "\n", $params );
259 }
260
261 /**
262 * Extract a parameter array from a blob
263 * @static
264 */
265 static function extractParams( $blob ) {
266 if ( $blob === '' ) {
267 return array();
268 } else {
269 return explode( "\n", $blob );
270 }
271 }
272
273 /**
274 * Convert a comma-delimited list of block log flags
275 * into a more readable (and translated) form
276 *
277 * @param $flags Flags to format
278 * @return string
279 */
280 public static function formatBlockFlags( $flags ) {
281 $flags = explode( ',', trim( $flags ) );
282 if( count( $flags ) > 0 ) {
283 for( $i = 0; $i < count( $flags ); $i++ )
284 $flags[$i] = self::formatBlockFlag( $flags[$i] );
285 return '(' . implode( ', ', $flags ) . ')';
286 } else {
287 return '';
288 }
289 }
290
291 /**
292 * Translate a block log flag if possible
293 *
294 * @param $flag Flag to translate
295 * @return string
296 */
297 public static function formatBlockFlag( $flag ) {
298 static $messages = array();
299 if( !isset( $messages[$flag] ) ) {
300 $k = 'block-log-flags-' . $flag;
301 $msg = wfMsg( $k );
302 $messages[$flag] = htmlspecialchars( wfEmptyMsg( $k, $msg ) ? $flag : $msg );
303 }
304 return $messages[$flag];
305 }
306
307 }
308
309