2 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2008 Aaron Schulz
3 # http://www.mediawiki.org/
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.
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.
15 # You should have received a copy of the GNU General Public License along
16 # with this program; if not, write to the Free Software Foundation, Inc.,
17 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 # http://www.gnu.org/copyleft/gpl.html
21 const NO_ACTION_LINK
= 1;
27 public function __construct( $skin, $out, $flags = 0 ) {
30 $this->flags
= $flags;
31 $this->preCacheMessages();
35 * As we use the same small set of messages in various methods and that
36 * they are called often, we call them once and save them in $this->message
38 private function preCacheMessages() {
39 // Precache various messages
40 if( !isset( $this->message
) ) {
41 $messages = array( 'revertmerge', 'protect_change', 'unblocklink', 'change-blocklink',
42 'revertmove', 'undeletelink', 'undeleteviewlink', 'revdel-restore', 'rev-delundel', 'hist', 'diff',
44 foreach( $messages as $msg ) {
45 $this->message
[$msg] = wfMsgExt( $msg, array( 'escapenoentities' ) );
51 * Set page title and show header for this log type
54 public function showHeader( $type ) {
55 // If only one log type is used, then show a special message...
56 $headerType = (count($type) == 1) ?
$type[0] : '';
57 if( LogPage
::isLogType( $headerType ) ) {
58 $this->out
->setPageTitle( LogPage
::logName( $headerType ) );
59 $this->out
->addHTML( LogPage
::logHeader( $headerType ) );
61 $this->out
->addHTML( wfMsgExt('alllogstext',array('parseinline')) );
66 * Show options for the log list
67 * @param $types string or Array
70 * @param $pattern String
71 * @param $year Integer: year
72 * @param $month Integer: month
73 * @param $filter: array
74 * @param $tagFilter: array?
76 public function showOptions( $types=array(), $user='', $page='', $pattern='', $year='',
77 $month = '', $filter = null, $tagFilter='' )
79 global $wgScript, $wgMiserMode;
82 $title = SpecialPage
::getTitleFor( 'Log' );
83 $special = $title->getPrefixedDBkey();
85 // For B/C, we take strings, but make sure they are converted...
86 $types = ($types === '') ?
array() : (array)$types;
88 $tagSelector = ChangeTags
::buildTagFilterSelector( $tagFilter );
91 $html .= Xml
::hidden( 'title', $special );
94 $html .= $this->getTypeMenu( $types ) . "\n";
95 $html .= $this->getUserInput( $user ) . "\n";
96 $html .= $this->getTitleInput( $page ) . "\n";
97 $html .= $this->getExtraInputs( $types ) . "\n";
99 // Title pattern, if allowed
101 $html .= $this->getTitlePattern( $pattern ) . "\n";
105 $html .= Xml
::tags( 'p', null, Xml
::dateMenu( $year, $month ) );
109 $html .= Xml
::tags( 'p', null, implode( ' ', $tagSelector ) );
114 $html .= Xml
::tags( 'p', null, $this->getFilterLinks( $filter ) );
118 $html .= Xml
::submitButton( wfMsg( 'allpagessubmit' ) );
121 $html = Xml
::fieldset( wfMsg( 'log' ), $html );
124 $html = Xml
::tags( 'form', array( 'action' => $action, 'method' => 'get' ), $html );
126 $this->out
->addHTML( $html );
130 * @param $filter Array
131 * @return String: Formatted HTML
133 private function getFilterLinks( $filter ) {
134 global $wgTitle, $wgLang;
136 $messages = array( wfMsgHtml( 'show' ), wfMsgHtml( 'hide' ) );
137 // Option value -> message mapping
139 $hiddens = ''; // keep track for "go" button
140 foreach( $filter as $type => $val ) {
141 // Should the below assignment be outside the foreach?
142 // Then it would have to be copied. Not certain what is more expensive.
143 $query = $this->getDefaultQuery();
144 $queryKey = "hide_{$type}_log";
146 $hideVal = 1 - intval($val);
147 $query[$queryKey] = $hideVal;
149 $link = $this->skin
->link(
154 array( 'known', 'noclasses' )
157 $links[$type] = wfMsgHtml( "log-show-hide-{$type}", $link );
158 $hiddens .= Xml
::hidden( "hide_{$type}_log", $val ) . "\n";
161 return '<small>'.$wgLang->pipeList( $links ) . '</small>' . $hiddens;
164 private function getDefaultQuery() {
165 if ( !isset( $this->mDefaultQuery
) ) {
166 $this->mDefaultQuery
= $_GET;
167 unset( $this->mDefaultQuery
['title'] );
168 unset( $this->mDefaultQuery
['dir'] );
169 unset( $this->mDefaultQuery
['offset'] );
170 unset( $this->mDefaultQuery
['limit'] );
171 unset( $this->mDefaultQuery
['order'] );
172 unset( $this->mDefaultQuery
['month'] );
173 unset( $this->mDefaultQuery
['year'] );
175 return $this->mDefaultQuery
;
179 * @param $queryTypes Array
180 * @return String: Formatted HTML
182 private function getTypeMenu( $queryTypes ) {
183 global $wgLogRestrictions, $wgUser;
185 $html = "<select name='type'>\n";
187 $validTypes = LogPage
::validTypes();
188 $typesByName = array(); // Temporary array
190 // First pass to load the log names
191 foreach( $validTypes as $type ) {
192 $text = LogPage
::logName( $type );
193 $typesByName[$text] = $type;
196 // Second pass to sort by name
199 // Note the query type
200 $queryType = count($queryTypes) == 1 ?
$queryTypes[0] : '';
201 // Third pass generates sorted XHTML content
202 foreach( $typesByName as $text => $type ) {
203 $selected = ($type == $queryType);
205 if ( isset($wgLogRestrictions[$type]) ) {
206 if ( $wgUser->isAllowed( $wgLogRestrictions[$type] ) ) {
207 $html .= Xml
::option( $text, $type, $selected ) . "\n";
210 $html .= Xml
::option( $text, $type, $selected ) . "\n";
214 $html .= '</select>';
219 * @param $user String
220 * @return String: Formatted HTML
222 private function getUserInput( $user ) {
223 return Xml
::inputLabel( wfMsg( 'specialloguserlabel' ), 'user', 'mw-log-user', 15, $user );
227 * @param $title String
228 * @return String: Formatted HTML
230 private function getTitleInput( $title ) {
231 return Xml
::inputLabel( wfMsg( 'speciallogtitlelabel' ), 'page', 'mw-log-page', 20, $title );
235 * @return boolean Checkbox
237 private function getTitlePattern( $pattern ) {
238 return '<span style="white-space: nowrap">' .
239 Xml
::checkLabel( wfMsg( 'log-title-wildcard' ), 'pattern', 'pattern', $pattern ) .
243 private function getExtraInputs( $types ) {
245 if( count($types) == 1 && $types[0] == 'suppress' ) {
246 return Xml
::inputLabel( wfMsg('revdelete-offender'), 'offender',
247 'mw-log-offender', 20, $wgRequest->getVal('offender') );
252 public function beginLogEventsList() {
256 public function endLogEventsList() {
261 * @param $row Row: a single row from the result set
262 * @return String: Formatted HTML list item
264 public function logLine( $row ) {
265 global $wgLang, $wgUser, $wgContLang;
267 $title = Title
::makeTitle( $row->log_namespace
, $row->log_title
);
268 $classes = array( "mw-logline-{$row->log_type}" );
269 $time = $wgLang->timeanddate( wfTimestamp(TS_MW
, $row->log_timestamp
), true );
271 if( self
::isDeleted($row,LogPage
::DELETED_USER
) ) {
272 $userLink = '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
274 $userLink = $this->skin
->userLink( $row->log_user
, $row->user_name
) .
275 $this->skin
->userToolLinks( $row->log_user
, $row->user_name
, true, 0, $row->user_editcount
);
278 if( self
::isDeleted($row,LogPage
::DELETED_COMMENT
) ) {
279 $comment = '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
281 $comment = $wgContLang->getDirMark() . $this->skin
->commentBlock( $row->log_comment
);
283 // Extract extra parameters
284 $paramArray = LogPage
::extractParams( $row->log_params
);
286 // Some user can hide log items and have review links
287 if( !($this->flags
& self
::NO_ACTION_LINK
) && $wgUser->isAllowed( 'deleterevision' ) ) {
288 $del = $this->getShowHideLinks( $row ) . ' ';
290 // Add review links and such...
291 if( ($this->flags
& self
::NO_ACTION_LINK
) ||
($row->log_deleted
& LogPage
::DELETED_ACTION
) ) {
292 // Action text is suppressed...
293 } else if( self
::typeAction($row,'move','move','move') && !empty($paramArray[0]) ) {
294 $destTitle = Title
::newFromText( $paramArray[0] );
296 $revert = '(' . $this->skin
->link(
297 SpecialPage
::getTitleFor( 'Movepage' ),
298 $this->message
['revertmove'],
301 'wpOldTitle' => $destTitle->getPrefixedDBkey(),
302 'wpNewTitle' => $title->getPrefixedDBkey(),
303 'wpReason' => wfMsgForContent( 'revertmove' ),
306 array( 'known', 'noclasses' )
309 // Show undelete link
310 } else if( self
::typeAction($row,array('delete','suppress'),'delete','deletedhistory') ) {
311 if( !$wgUser->isAllowed( 'undelete' ) ) {
312 $viewdeleted = $this->message
['undeleteviewlink'];
314 $viewdeleted = $this->message
['undeletelink'];
317 $revert = '(' . $this->skin
->link(
318 SpecialPage
::getTitleFor( 'Undelete' ),
321 array( 'target' => $title->getPrefixedDBkey() ),
322 array( 'known', 'noclasses' )
324 // Show unblock/change block link
325 } else if( self
::typeAction($row,array('block','suppress'),array('block','reblock'),'block') ) {
328 SpecialPage
::getTitleFor( 'Ipblocklist' ),
329 $this->message
['unblocklink'],
332 'action' => 'unblock',
333 'ip' => $row->log_title
337 $this->message
['pipe-separator'] .
339 SpecialPage
::getTitleFor( 'Blockip', $row->log_title
),
340 $this->message
['change-blocklink'],
346 // Show change protection link
347 } else if( self
::typeAction( $row, 'protect', array( 'modify', 'protect', 'unprotect' ) ) ) {
349 $this->skin
->link( $title,
350 $this->message
['hist'],
353 'action' => 'history',
354 'offset' => $row->log_timestamp
357 if( $wgUser->isAllowed( 'protect' ) ) {
358 $revert .= $this->message
['pipe-separator'] .
359 $this->skin
->link( $title,
360 $this->message
['protect_change'],
362 array( 'action' => 'protect' ),
367 } else if( self
::typeAction($row,'merge','merge','mergehistory') ) {
368 $merge = SpecialPage
::getTitleFor( 'Mergehistory' );
369 $revert = '(' . $this->skin
->link(
371 $this->message
['revertmerge'],
374 'target' => $paramArray[0],
375 'dest' => $title->getPrefixedDBkey(),
376 'mergepoint' => $paramArray[1]
378 array( 'known', 'noclasses' )
380 // If an edit was hidden from a page give a review link to the history
381 } else if( self
::typeAction($row,array('delete','suppress'),'revision','deleterevision') ) {
382 if( count($paramArray) >= 2 ) {
383 // Different revision types use different URL params...
384 $key = $paramArray[0];
385 // $paramArray[1] is a CSV of the IDs
386 $Ids = explode( ',', $paramArray[1] );
387 $query = $paramArray[1];
389 // Diff link for single rev deletions
390 if( count($Ids) == 1 ) {
391 // Live revision diffs...
392 if( in_array($key, array('oldid','revision')) ) {
393 $revert[] = $this->skin
->link(
395 $this->message
['diff'],
398 'diff' => intval( $Ids[0] ),
401 array( 'known', 'noclasses' )
403 // Deleted revision diffs...
404 } else if( in_array($key, array('artimestamp','archive')) ) {
405 $revert[] = $this->skin
->link(
406 SpecialPage
::getTitleFor( 'Undelete' ),
407 $this->message
['diff'],
410 'target' => $title->getPrefixedDBKey(),
412 'timestamp' => $Ids[0]
414 array( 'known', 'noclasses' )
418 // View/modify link...
419 $revert[] = $this->skin
->link(
420 SpecialPage
::getTitleFor( 'Revisiondelete' ),
421 $this->message
['revdel-restore'],
424 'target' => $title->getPrefixedText(),
428 array( 'known', 'noclasses' )
431 $revert = wfMsg( 'parentheses', $wgLang->pipeList( $revert ) );
433 // Hidden log items, give review link
434 } else if( self
::typeAction($row,array('delete','suppress'),'event','deleterevision') ) {
435 if( count($paramArray) >= 1 ) {
436 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
437 // $paramArray[1] is a CSV of the IDs
438 $Ids = explode( ',', $paramArray[0] );
439 $query = $paramArray[0];
440 // Link to each hidden object ID, $paramArray[1] is the url param
441 $revert = '(' . $this->skin
->link(
443 $this->message
['revdel-restore'],
446 'target' => $title->getPrefixedText(),
450 array( 'known', 'noclasses' )
453 // Self-created users
454 } else if( self
::typeAction($row,'newusers','create2') ) {
455 if( isset( $paramArray[0] ) ) {
456 $revert = $this->skin
->userToolLinks( $paramArray[0], $title->getDBkey(), true );
458 # Fall back to a blue contributions link
459 $revert = $this->skin
->userToolLinks( 1, $title->getDBkey() );
461 if( $time < '20080129000000' ) {
462 # Suppress $comment from old entries (before 2008-01-29),
463 # not needed and can contain incorrect links
466 // Do nothing. The implementation is handled by the hook modifiying the passed-by-ref parameters.
468 wfRunHooks( 'LogLine', array( $row->log_type
, $row->log_action
, $title, $paramArray,
469 &$comment, &$revert, $row->log_timestamp
) );
472 if( self
::isDeleted($row,LogPage
::DELETED_ACTION
) ) {
473 $action = '<span class="history-deleted">' . wfMsgHtml('rev-deleted-event') . '</span>';
475 $action = LogPage
::actionText( $row->log_type
, $row->log_action
, $title,
476 $this->skin
, $paramArray, true );
480 list($tagDisplay, $newClasses) = ChangeTags
::formatSummaryRow( $row->ts_tags
, 'logevent' );
481 $classes = array_merge( $classes, $newClasses );
483 if( $revert != '' ) {
484 $revert = '<span class="mw-logevent-actionlink">' . $revert . '</span>';
487 $time = htmlspecialchars( $time );
489 return Xml
::tags( 'li', array( "class" => implode( ' ', $classes ) ),
490 $del . $time . ' ' . $userLink . ' ' . $action . ' ' . $comment . ' ' . $revert . " $tagDisplay" ) . "\n";
497 private function getShowHideLinks( $row ) {
498 // If event was hidden from sysops
499 if( !self
::userCan( $row, LogPage
::DELETED_RESTRICTED
) ) {
500 $del = Xml
::tags( 'span', array( 'class'=>'mw-revdelundel-link' ),
501 '('.$this->message
['rev-delundel'].')' );
502 } else if( $row->log_type
== 'suppress' ) {
503 $del = ''; // No one should be hiding from the oversight log
505 $target = SpecialPage
::getTitleFor( 'Log', $row->log_type
);
506 $page = Title
::makeTitle( $row->log_namespace
, $row->log_title
);
508 'target' => $target->getPrefixedDBkey(),
510 'ids' => $row->log_id
,
512 $del = $this->skin
->revDeleteLink( $query,
513 self
::isDeleted( $row, LogPage
::DELETED_RESTRICTED
) );
520 * @param $type Mixed: string/array
521 * @param $action Mixed: string/array
522 * @param $right string
525 public static function typeAction( $row, $type, $action, $right='' ) {
526 $match = is_array($type) ?
527 in_array($row->log_type
,$type) : $row->log_type
== $type;
529 $match = is_array($action) ?
530 in_array($row->log_action
,$action) : $row->log_action
== $action;
531 if( $match && $right ) {
533 $match = $wgUser->isAllowed( $right );
540 * Determine if the current user is allowed to view a particular
541 * field of this log row, if it's marked as deleted.
543 * @param $field Integer
546 public static function userCan( $row, $field ) {
547 if( ( $row->log_deleted
& $field ) == $field ) {
549 $permission = ( $row->log_deleted
& LogPage
::DELETED_RESTRICTED
) == LogPage
::DELETED_RESTRICTED
552 wfDebug( "Checking for $permission due to $field match on $row->log_deleted\n" );
553 return $wgUser->isAllowed( $permission );
561 * @param $field Integer: one of DELETED_* bitfield constants
564 public static function isDeleted( $row, $field ) {
565 return ($row->log_deleted
& $field) == $field;
569 * Show log extract. Either with text and a box (set $msgKey) or without (don't set $msgKey)
570 * @param $out OutputPage or String-by-reference
571 * @param $types String or Array
572 * @param $page String
573 * @param $user String
574 * @param $lim Integer Limit of items to show, default is 50
575 * @param $conds Array
576 * @param $showIfEmpty boolean Set to false if you don't want any output in case the loglist is empty
577 * if set to true (default), "No matching items in log" is displayed if loglist is empty
578 * @param $msgKey String if you want a nice box with a message, set this to the key of the message
579 * @return Integer Number of total log items (not limited by $lim)
581 public static function showLogExtract( &$out, $types=array(), $page='', $user='', $lim=0, $conds=array(), $showIfEmpty = true, $msgKey = '' ) {
582 global $wgUser, $wgOut;
583 # Insert list of top 50 or so items
584 $loglist = new LogEventsList( $wgUser->getSkin(), $wgOut, 0 );
585 $pager = new LogPager( $loglist, $types, $user, $page, '', $conds );
586 if( $lim > 0 ) $pager->mLimit
= $lim;
587 $logBody = $pager->getBody();
591 $s = '<div class="mw-warning-with-logexcerpt">' . wfMsgExt( $msgKey, array('parse') ) ;
592 $s .= $loglist->beginLogEventsList() .
594 $loglist->endLogEventsList();
597 $s = wfMsgExt( 'logempty', array('parse') );
599 if( $pager->getNumRows() > $pager->mLimit
) { # Show "Full log" link
602 $urlParam['page'] = $page;
604 $urlParam['user'] = $user;
605 if ( !is_array( $types ) ) # Make it an array, if it isn't
606 $types = array( $types );
607 # If there is exactly one log type, we can link to Special:Log?type=foo
608 if ( count( $types ) == 1 )
609 $urlParam['type'] = $types[0];
610 $s .= $wgUser->getSkin()->link(
611 SpecialPage
::getTitleFor( 'Log' ),
612 wfMsgHtml( 'log-fulllog' ),
618 if ( $logBody && $msgKey )
621 if( $out instanceof OutputPage
){
626 return $pager->getNumRows();
630 * SQL clause to skip forbidden log types for this user
631 * @param $db Database
632 * @param $audience string, public/user
633 * @return mixed (string or false)
635 public static function getExcludeClause( $db, $audience = 'public' ) {
636 global $wgLogRestrictions, $wgUser;
637 // Reset the array, clears extra "where" clauses when $par is used
638 $hiddenLogs = array();
639 // Don't show private logs to unprivileged users
640 foreach( $wgLogRestrictions as $logType => $right ) {
641 if( $audience == 'public' ||
!$wgUser->isAllowed($right) ) {
642 $safeType = $db->strencode( $logType );
643 $hiddenLogs[] = $safeType;
646 if( count($hiddenLogs) == 1 ) {
647 return 'log_type != ' . $db->addQuotes( $hiddenLogs[0] );
648 } elseif( $hiddenLogs ) {
649 return 'log_type NOT IN (' . $db->makeList($hiddenLogs) . ')';
658 class LogPager
extends ReverseChronologicalPager
{
659 private $types = array(), $user = '', $title = '', $pattern = '';
660 private $typeCGI = '';
661 public $mLogEventsList;
665 * @param $list LogEventsList
666 * @param $types String or Array
667 * @param $user String
668 * @param $title String
669 * @param $pattern String
670 * @param $conds Array
671 * @param $year Integer
672 * @param $month Integer
674 public function __construct( $list, $types = array(), $user = '', $title = '', $pattern = '',
675 $conds = array(), $year = false, $month = false, $tagFilter = '' )
677 parent
::__construct();
678 $this->mConds
= $conds;
680 $this->mLogEventsList
= $list;
682 $this->limitType( $types ); // also excludes hidden types
683 $this->limitUser( $user );
684 $this->limitTitle( $title, $pattern );
685 $this->getDateCond( $year, $month );
686 $this->mTagFilter
= $tagFilter;
689 public function getDefaultQuery() {
690 $query = parent
::getDefaultQuery();
691 $query['type'] = $this->typeCGI
; // arrays won't work here
692 $query['user'] = $this->user
;
693 $query['month'] = $this->mMonth
;
694 $query['year'] = $this->mYear
;
698 // Call ONLY after calling $this->limitType() already!
699 public function getFilterParams() {
700 global $wgFilterLogTypes, $wgUser, $wgRequest;
702 if( count($this->types
) ) {
705 foreach( $wgFilterLogTypes as $type => $default ) {
706 // Avoid silly filtering
707 if( $type !== 'patrol' ||
$wgUser->useNPPatrol() ) {
708 $hide = $wgRequest->getInt( "hide_{$type}_log", $default );
709 $filters[$type] = $hide;
711 $this->mConds
[] = 'log_type != ' . $this->mDb
->addQuotes( $type );
718 * Set the log reader to return only entries of the given type.
719 * Type restrictions enforced here
720 * @param $types String or array: Log types ('upload', 'delete', etc);
721 * empty string means no restriction
723 private function limitType( $types ) {
724 global $wgLogRestrictions, $wgUser;
725 // If $types is not an array, make it an array
726 $types = ($types === '') ?
array() : (array)$types;
727 // Don't even show header for private logs; don't recognize it...
728 foreach ( $types as $type ) {
729 if( isset( $wgLogRestrictions[$type] ) && !$wgUser->isAllowed($wgLogRestrictions[$type]) ) {
730 $types = array_diff( $types, array( $type ) );
733 // Don't show private logs to unprivileged users.
734 // Also, only show them upon specific request to avoid suprises.
735 $audience = $types ?
'user' : 'public';
736 $hideLogs = LogEventsList
::getExcludeClause( $this->mDb
, $audience );
737 if( $hideLogs !== false ) {
738 $this->mConds
[] = $hideLogs;
740 if( count($types) ) {
741 $this->types
= $types;
742 $this->mConds
['log_type'] = $types;
743 // Set typeCGI; used in url param for paging
744 if( count($types) == 1 ) $this->typeCGI
= $types[0];
749 * Set the log reader to return only entries by the given user.
750 * @param $name String: (In)valid user name
752 private function limitUser( $name ) {
756 $usertitle = Title
::makeTitleSafe( NS_USER
, $name );
757 if( is_null($usertitle) ) {
760 /* Fetch userid at first, if known, provides awesome query plan afterwards */
761 $userid = User
::idFromName( $name );
763 /* It should be nicer to abort query at all,
764 but for now it won't pass anywhere behind the optimizer */
765 $this->mConds
[] = "NULL";
768 $this->mConds
['log_user'] = $userid;
769 // Paranoia: avoid brute force searches (bug 17342)
770 if( !$wgUser->isAllowed( 'deleterevision' ) ) {
771 $this->mConds
[] = $this->mDb
->bitAnd('log_deleted', LogPage
::DELETED_USER
) . ' = 0';
772 } else if( !$wgUser->isAllowed( 'suppressrevision' ) ) {
773 $this->mConds
[] = $this->mDb
->bitAnd('log_deleted', LogPage
::SUPPRESSED_USER
) .
774 ' != ' . LogPage
::SUPPRESSED_USER
;
776 $this->user
= $usertitle->getText();
781 * Set the log reader to return only entries affecting the given page.
782 * (For the block and rights logs, this is a user page.)
783 * @param $page String: Title name as text
784 * @param $pattern String
786 private function limitTitle( $page, $pattern ) {
787 global $wgMiserMode, $wgUser;
789 $title = Title
::newFromText( $page );
790 if( strlen($page) == 0 ||
!$title instanceof Title
)
793 $this->title
= $title->getPrefixedText();
794 $ns = $title->getNamespace();
795 # Using the (log_namespace, log_title, log_timestamp) index with a
796 # range scan (LIKE) on the first two parts, instead of simple equality,
797 # makes it unusable for sorting. Sorted retrieval using another index
798 # would be possible, but then we might have to scan arbitrarily many
799 # nodes of that index. Therefore, we need to avoid this if $wgMiserMode
802 # This is not a problem with simple title matches, because then we can
803 # use the page_time index. That should have no more than a few hundred
804 # log entries for even the busiest pages, so it can be safely scanned
805 # in full to satisfy an impossible condition on user or similar.
806 if( $pattern && !$wgMiserMode ) {
807 # use escapeLike to avoid expensive search patterns like 't%st%'
808 $safetitle = $this->mDb
->escapeLike( $title->getDBkey() );
809 $this->mConds
['log_namespace'] = $ns;
810 $this->mConds
[] = "log_title LIKE '$safetitle%'";
811 $this->pattern
= $pattern;
813 $this->mConds
['log_namespace'] = $ns;
814 $this->mConds
['log_title'] = $title->getDBkey();
816 // Paranoia: avoid brute force searches (bug 17342)
817 if( !$wgUser->isAllowed( 'deleterevision' ) ) {
818 $this->mConds
[] = $this->mDb
->bitAnd('log_deleted', LogPage
::DELETED_ACTION
) . ' = 0';
819 } else if( !$wgUser->isAllowed( 'suppressrevision' ) ) {
820 $this->mConds
[] = $this->mDb
->bitAnd('log_deleted', LogPage
::SUPPRESSED_ACTION
) .
821 ' != ' . LogPage
::SUPPRESSED_ACTION
;
825 public function getQueryInfo() {
826 $tables = array( 'logging', 'user' );
827 $this->mConds
[] = 'user_id = log_user';
829 # Add log_search table if there are conditions on it
830 if( array_key_exists('ls_field',$this->mConds
) ) {
831 $tables[] = 'log_search';
832 $index = array( 'log_search' => 'ls_field_val', 'logging' => 'PRIMARY' );
833 $groupBy = 'ls_log_id';
834 # Don't use the wrong logging index
835 } else if( $this->title ||
$this->pattern ||
$this->user
) {
836 $index = array( 'logging' => array('page_time','user_time') );
837 } else if( $this->types
) {
838 $index = array( 'logging' => 'type_time' );
840 $index = array( 'logging' => 'times' );
842 $options = array( 'USE INDEX' => $index );
843 # Don't show duplicate rows when using log_search
844 if( $groupBy ) $options['GROUP BY'] = $groupBy;
847 'fields' => array( 'log_type', 'log_action', 'log_user', 'log_namespace',
848 'log_title', 'log_params', 'log_comment', 'log_id', 'log_deleted',
849 'log_timestamp', 'user_name', 'user_editcount' ),
850 'conds' => $this->mConds
,
851 'options' => $options,
852 'join_conds' => array(
853 'user' => array( 'INNER JOIN', 'user_id=log_user' ),
854 'log_search' => array( 'INNER JOIN', 'ls_log_id=log_id' )
857 # Add ChangeTags filter query
858 ChangeTags
::modifyDisplayQuery( $info['tables'], $info['fields'], $info['conds'],
859 $info['join_conds'], $info['options'], $this->mTagFilter
);
864 function getIndexField() {
865 return 'log_timestamp';
868 public function getStartBody() {
869 wfProfileIn( __METHOD__
);
870 # Do a link batch query
871 if( $this->getNumRows() > 0 ) {
873 while( $row = $this->mResult
->fetchObject() ) {
874 $lb->add( $row->log_namespace
, $row->log_title
);
875 $lb->addObj( Title
::makeTitleSafe( NS_USER
, $row->user_name
) );
876 $lb->addObj( Title
::makeTitleSafe( NS_USER_TALK
, $row->user_name
) );
879 $this->mResult
->seek( 0 );
881 wfProfileOut( __METHOD__
);
885 public function formatRow( $row ) {
886 return $this->mLogEventsList
->logLine( $row );
889 public function getType() {
893 public function getUser() {
897 public function getPage() {
901 public function getPattern() {
902 return $this->pattern
;
905 public function getYear() {
909 public function getMonth() {
910 return $this->mMonth
;
913 public function getTagFilter() {
914 return $this->mTagFilter
;
917 public function doQuery() {
918 // Workaround MySQL optimizer bug
919 $this->mDb
->setBigSelects();
921 $this->mDb
->setBigSelects( 'default' );
927 * @ingroup SpecialPage
932 * @param $request WebRequest: for internal use use a FauxRequest object to pass arbitrary parameters.
934 function __construct( $request ) {
935 global $wgUser, $wgOut;
936 wfDeprecated(__METHOD__
);
938 $type = $request->getVal( 'type' );
939 $user = $request->getText( 'user' );
940 $title = $request->getText( 'page' );
941 $pattern = $request->getBool( 'pattern' );
942 $year = $request->getIntOrNull( 'year' );
943 $month = $request->getIntOrNull( 'month' );
944 $tagFilter = $request->getVal( 'tagfilter' );
945 # Don't let the user get stuck with a certain date
946 $skip = $request->getText( 'offset' ) ||
$request->getText( 'dir' ) == 'prev';
951 # Use new list class to output results
952 $loglist = new LogEventsList( $wgUser->getSkin(), $wgOut, 0 );
953 $this->pager
= new LogPager( $loglist, $type, $user, $title, $pattern, $year, $month, $tagFilter );
957 * Is there at least one row?
960 public function hasRows() {
961 return isset($this->pager
) ?
($this->pager
->getNumRows() > 0) : false;
967 * @ingroup SpecialPage
970 const NO_ACTION_LINK
= 1;
978 * @param &$reader LogReader: where to get our data from
979 * @param $flags Integer: Bitwise combination of flags:
980 * LogEventsList::NO_ACTION_LINK Don't show restore/unblock/block links
982 function __construct( &$reader, $flags = 0 ) {
983 wfDeprecated(__METHOD__
);
984 $this->reader
=& $reader;
985 $this->reader
->pager
->mLogEventsList
->flags
= $flags;
986 # Aliases for shorter code...
987 $this->pager
=& $this->reader
->pager
;
988 $this->list =& $this->reader
->pager
->mLogEventsList
;
992 * Take over the whole output page in $wgOut with the log display.
994 public function show() {
995 # Set title and add header
996 $this->list->showHeader( $pager->getType() );
998 $this->list->showOptions( $this->pager
->getType(), $this->pager
->getUser(), $this->pager
->getPage(),
999 $this->pager
->getPattern(), $this->pager
->getYear(), $this->pager
->getMonth() );
1001 $logBody = $this->pager
->getBody();
1004 $this->pager
->getNavigationBar() .
1005 $this->list->beginLogEventsList() .
1007 $this->list->endLogEventsList() .
1008 $this->pager
->getNavigationBar()
1011 $wgOut->addWikiMsg( 'logempty' );
1016 * Output just the list of entries given by the linked LogReader,
1017 * with extraneous UI elements. Use for displaying log fragments in
1018 * another page (eg at Special:Undelete)
1019 * @param $out OutputPage: where to send output
1021 public function showList( &$out ) {
1022 $logBody = $this->pager
->getBody();
1025 $this->list->beginLogEventsList() .
1027 $this->list->endLogEventsList()
1030 $out->addWikiMsg( 'logempty' );