MediaWiki  1.29.2
SpecialUndelete.php
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1 <?php
26 
34  private $mAction;
35  private $mTarget;
36  private $mTimestamp;
37  private $mRestore;
38  private $mRevdel;
39  private $mInvert;
40  private $mFilename;
42  private $mAllowed;
43  private $mCanView;
44  private $mComment;
45  private $mToken;
46 
48  private $mTargetObj;
52  private $mSearchPrefix;
53 
54  function __construct() {
55  parent::__construct( 'Undelete', 'deletedhistory' );
56  }
57 
58  public function doesWrites() {
59  return true;
60  }
61 
62  function loadRequest( $par ) {
63  $request = $this->getRequest();
64  $user = $this->getUser();
65 
66  $this->mAction = $request->getVal( 'action' );
67  if ( $par !== null && $par !== '' ) {
68  $this->mTarget = $par;
69  } else {
70  $this->mTarget = $request->getVal( 'target' );
71  }
72 
73  $this->mTargetObj = null;
74 
75  if ( $this->mTarget !== null && $this->mTarget !== '' ) {
76  $this->mTargetObj = Title::newFromText( $this->mTarget );
77  }
78 
79  $this->mSearchPrefix = $request->getText( 'prefix' );
80  $time = $request->getVal( 'timestamp' );
81  $this->mTimestamp = $time ? wfTimestamp( TS_MW, $time ) : '';
82  $this->mFilename = $request->getVal( 'file' );
83 
84  $posted = $request->wasPosted() &&
85  $user->matchEditToken( $request->getVal( 'wpEditToken' ) );
86  $this->mRestore = $request->getCheck( 'restore' ) && $posted;
87  $this->mRevdel = $request->getCheck( 'revdel' ) && $posted;
88  $this->mInvert = $request->getCheck( 'invert' ) && $posted;
89  $this->mPreview = $request->getCheck( 'preview' ) && $posted;
90  $this->mDiff = $request->getCheck( 'diff' );
91  $this->mDiffOnly = $request->getBool( 'diffonly', $this->getUser()->getOption( 'diffonly' ) );
92  $this->mComment = $request->getText( 'wpComment' );
93  $this->mUnsuppress = $request->getVal( 'wpUnsuppress' ) && $user->isAllowed( 'suppressrevision' );
94  $this->mToken = $request->getVal( 'token' );
95 
96  if ( $this->isAllowed( 'undelete' ) && !$user->isBlocked() ) {
97  $this->mAllowed = true; // user can restore
98  $this->mCanView = true; // user can view content
99  } elseif ( $this->isAllowed( 'deletedtext' ) ) {
100  $this->mAllowed = false; // user cannot restore
101  $this->mCanView = true; // user can view content
102  $this->mRestore = false;
103  } else { // user can only view the list of revisions
104  $this->mAllowed = false;
105  $this->mCanView = false;
106  $this->mTimestamp = '';
107  $this->mRestore = false;
108  }
109 
110  if ( $this->mRestore || $this->mInvert ) {
111  $timestamps = [];
112  $this->mFileVersions = [];
113  foreach ( $request->getValues() as $key => $val ) {
114  $matches = [];
115  if ( preg_match( '/^ts(\d{14})$/', $key, $matches ) ) {
116  array_push( $timestamps, $matches[1] );
117  }
118 
119  if ( preg_match( '/^fileid(\d+)$/', $key, $matches ) ) {
120  $this->mFileVersions[] = intval( $matches[1] );
121  }
122  }
123  rsort( $timestamps );
124  $this->mTargetTimestamp = $timestamps;
125  }
126  }
127 
136  protected function isAllowed( $permission, User $user = null ) {
137  $user = $user ?: $this->getUser();
138  if ( $this->mTargetObj !== null ) {
139  return $this->mTargetObj->userCan( $permission, $user );
140  } else {
141  return $user->isAllowed( $permission );
142  }
143  }
144 
145  function userCanExecute( User $user ) {
146  return $this->isAllowed( $this->mRestriction, $user );
147  }
148 
149  function execute( $par ) {
150  $this->useTransactionalTimeLimit();
151 
152  $user = $this->getUser();
153 
154  $this->setHeaders();
155  $this->outputHeader();
156 
157  $this->loadRequest( $par );
158  $this->checkPermissions(); // Needs to be after mTargetObj is set
159 
160  $out = $this->getOutput();
161 
162  if ( is_null( $this->mTargetObj ) ) {
163  $out->addWikiMsg( 'undelete-header' );
164 
165  # Not all users can just browse every deleted page from the list
166  if ( $user->isAllowed( 'browsearchive' ) ) {
167  $this->showSearchForm();
168  }
169 
170  return;
171  }
172 
173  $this->addHelpLink( 'Help:Undelete' );
174  if ( $this->mAllowed ) {
175  $out->setPageTitle( $this->msg( 'undeletepage' ) );
176  } else {
177  $out->setPageTitle( $this->msg( 'viewdeletedpage' ) );
178  }
179 
180  $this->getSkin()->setRelevantTitle( $this->mTargetObj );
181 
182  if ( $this->mTimestamp !== '' ) {
183  $this->showRevision( $this->mTimestamp );
184  } elseif ( $this->mFilename !== null && $this->mTargetObj->inNamespace( NS_FILE ) ) {
185  $file = new ArchivedFile( $this->mTargetObj, '', $this->mFilename );
186  // Check if user is allowed to see this file
187  if ( !$file->exists() ) {
188  $out->addWikiMsg( 'filedelete-nofile', $this->mFilename );
189  } elseif ( !$file->userCan( File::DELETED_FILE, $user ) ) {
190  if ( $file->isDeleted( File::DELETED_RESTRICTED ) ) {
191  throw new PermissionsError( 'suppressrevision' );
192  } else {
193  throw new PermissionsError( 'deletedtext' );
194  }
195  } elseif ( !$user->matchEditToken( $this->mToken, $this->mFilename ) ) {
196  $this->showFileConfirmationForm( $this->mFilename );
197  } else {
198  $this->showFile( $this->mFilename );
199  }
200  } elseif ( $this->mAction === "submit" ) {
201  if ( $this->mRestore ) {
202  $this->undelete();
203  } elseif ( $this->mRevdel ) {
204  $this->redirectToRevDel();
205  }
206 
207  } else {
208  $this->showHistory();
209  }
210  }
211 
216  private function redirectToRevDel() {
217  $archive = new PageArchive( $this->mTargetObj );
218 
219  $revisions = [];
220 
221  foreach ( $this->getRequest()->getValues() as $key => $val ) {
222  $matches = [];
223  if ( preg_match( "/^ts(\d{14})$/", $key, $matches ) ) {
224  $revisions[ $archive->getRevision( $matches[1] )->getId() ] = 1;
225  }
226  }
227  $query = [
228  "type" => "revision",
229  "ids" => $revisions,
230  "target" => $this->mTargetObj->getPrefixedText()
231  ];
232  $url = SpecialPage::getTitleFor( 'Revisiondelete' )->getFullURL( $query );
233  $this->getOutput()->redirect( $url );
234  }
235 
236  function showSearchForm() {
237  $out = $this->getOutput();
238  $out->setPageTitle( $this->msg( 'undelete-search-title' ) );
239  $out->addHTML(
240  Xml::openElement( 'form', [ 'method' => 'get', 'action' => wfScript() ] ) .
241  Xml::fieldset( $this->msg( 'undelete-search-box' )->text() ) .
242  Html::hidden( 'title', $this->getPageTitle()->getPrefixedDBkey() ) .
243  Html::hidden( 'fuzzy', $this->getRequest()->getVal( 'fuzzy' ) ) .
245  'label',
246  [ 'for' => 'prefix' ],
247  $this->msg( 'undelete-search-prefix' )->parse()
248  ) .
249  Xml::input(
250  'prefix',
251  20,
252  $this->mSearchPrefix,
253  [ 'id' => 'prefix', 'autofocus' => '' ]
254  ) .
255  ' ' .
257  $this->msg( 'undelete-search-submit' )->text(),
258  [ 'id' => 'searchUndelete' ]
259  ) .
260  Xml::closeElement( 'fieldset' ) .
261  Xml::closeElement( 'form' )
262  );
263 
264  # List undeletable articles
265  if ( $this->mSearchPrefix ) {
266  // For now, we enable search engine match only when specifically asked to
267  // by using fuzzy=1 parameter.
268  if ( $this->getRequest()->getVal( "fuzzy", false ) ) {
269  $result = PageArchive::listPagesBySearch( $this->mSearchPrefix );
270  } else {
271  $result = PageArchive::listPagesByPrefix( $this->mSearchPrefix );
272  }
273  $this->showList( $result );
274  }
275  }
276 
283  private function showList( $result ) {
284  $out = $this->getOutput();
285 
286  if ( $result->numRows() == 0 ) {
287  $out->addWikiMsg( 'undelete-no-results' );
288 
289  return false;
290  }
291 
292  $out->addWikiMsg( 'undeletepagetext', $this->getLanguage()->formatNum( $result->numRows() ) );
293 
294  $linkRenderer = $this->getLinkRenderer();
295  $undelete = $this->getPageTitle();
296  $out->addHTML( "<ul id='undeleteResultsList'>\n" );
297  foreach ( $result as $row ) {
298  $title = Title::makeTitleSafe( $row->ar_namespace, $row->ar_title );
299  if ( $title !== null ) {
300  $item = $linkRenderer->makeKnownLink(
301  $undelete,
302  $title->getPrefixedText(),
303  [],
304  [ 'target' => $title->getPrefixedText() ]
305  );
306  } else {
307  // The title is no longer valid, show as text
308  $item = Html::element(
309  'span',
310  [ 'class' => 'mw-invalidtitle' ],
312  $this->getContext(),
313  $row->ar_namespace,
314  $row->ar_title
315  )
316  );
317  }
318  $revs = $this->msg( 'undeleterevisions' )->numParams( $row->count )->parse();
319  $out->addHTML( "<li class='undeleteResult'>{$item} ({$revs})</li>\n" );
320  }
321  $result->free();
322  $out->addHTML( "</ul>\n" );
323 
324  return true;
325  }
326 
327  private function showRevision( $timestamp ) {
328  if ( !preg_match( '/[0-9]{14}/', $timestamp ) ) {
329  return;
330  }
331 
332  $archive = new PageArchive( $this->mTargetObj, $this->getConfig() );
333  if ( !Hooks::run( 'UndeleteForm::showRevision', [ &$archive, $this->mTargetObj ] ) ) {
334  return;
335  }
336  $rev = $archive->getRevision( $timestamp );
337 
338  $out = $this->getOutput();
339  $user = $this->getUser();
340 
341  if ( !$rev ) {
342  $out->addWikiMsg( 'undeleterevision-missing' );
343 
344  return;
345  }
346 
347  if ( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
348  if ( !$rev->userCan( Revision::DELETED_TEXT, $user ) ) {
349  $out->wrapWikiMsg(
350  "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
351  $rev->isDeleted( Revision::DELETED_RESTRICTED ) ?
352  'rev-suppressed-text-permission' : 'rev-deleted-text-permission'
353  );
354 
355  return;
356  }
357 
358  $out->wrapWikiMsg(
359  "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
360  $rev->isDeleted( Revision::DELETED_RESTRICTED ) ?
361  'rev-suppressed-text-view' : 'rev-deleted-text-view'
362  );
363  $out->addHTML( '<br />' );
364  // and we are allowed to see...
365  }
366 
367  if ( $this->mDiff ) {
368  $previousRev = $archive->getPreviousRevision( $timestamp );
369  if ( $previousRev ) {
370  $this->showDiff( $previousRev, $rev );
371  if ( $this->mDiffOnly ) {
372  return;
373  }
374 
375  $out->addHTML( '<hr />' );
376  } else {
377  $out->addWikiMsg( 'undelete-nodiff' );
378  }
379  }
380 
381  $link = $this->getLinkRenderer()->makeKnownLink(
382  $this->getPageTitle( $this->mTargetObj->getPrefixedDBkey() ),
383  $this->mTargetObj->getPrefixedText()
384  );
385 
386  $lang = $this->getLanguage();
387 
388  // date and time are separate parameters to facilitate localisation.
389  // $time is kept for backward compat reasons.
390  $time = $lang->userTimeAndDate( $timestamp, $user );
391  $d = $lang->userDate( $timestamp, $user );
392  $t = $lang->userTime( $timestamp, $user );
393  $userLink = Linker::revUserTools( $rev );
394 
395  $content = $rev->getContent( Revision::FOR_THIS_USER, $user );
396 
397  $isText = ( $content instanceof TextContent );
398 
399  if ( $this->mPreview || $isText ) {
400  $openDiv = '<div id="mw-undelete-revision" class="mw-warning">';
401  } else {
402  $openDiv = '<div id="mw-undelete-revision">';
403  }
404  $out->addHTML( $openDiv );
405 
406  // Revision delete links
407  if ( !$this->mDiff ) {
408  $revdel = Linker::getRevDeleteLink( $user, $rev, $this->mTargetObj );
409  if ( $revdel ) {
410  $out->addHTML( "$revdel " );
411  }
412  }
413 
414  $out->addHTML( $this->msg( 'undelete-revision' )->rawParams( $link )->params(
415  $time )->rawParams( $userLink )->params( $d, $t )->parse() . '</div>' );
416 
417  if ( !Hooks::run( 'UndeleteShowRevision', [ $this->mTargetObj, $rev ] ) ) {
418  return;
419  }
420 
421  if ( ( $this->mPreview || !$isText ) && $content ) {
422  // NOTE: non-text content has no source view, so always use rendered preview
423 
424  // Hide [edit]s
425  $popts = $out->parserOptions();
426  $popts->setEditSection( false );
427 
428  $pout = $content->getParserOutput( $this->mTargetObj, $rev->getId(), $popts, true );
429  $out->addParserOutput( $pout );
430  }
431 
432  if ( $isText ) {
433  // source view for textual content
434  $sourceView = Xml::element(
435  'textarea',
436  [
437  'readonly' => 'readonly',
438  'cols' => 80,
439  'rows' => 25
440  ],
441  $content->getNativeData() . "\n"
442  );
443 
444  $previewButton = Xml::element( 'input', [
445  'type' => 'submit',
446  'name' => 'preview',
447  'value' => $this->msg( 'showpreview' )->text()
448  ] );
449  } else {
450  $sourceView = '';
451  $previewButton = '';
452  }
453 
454  $diffButton = Xml::element( 'input', [
455  'name' => 'diff',
456  'type' => 'submit',
457  'value' => $this->msg( 'showdiff' )->text() ] );
458 
459  $out->addHTML(
460  $sourceView .
461  Xml::openElement( 'div', [
462  'style' => 'clear: both' ] ) .
463  Xml::openElement( 'form', [
464  'method' => 'post',
465  'action' => $this->getPageTitle()->getLocalURL( [ 'action' => 'submit' ] ) ] ) .
466  Xml::element( 'input', [
467  'type' => 'hidden',
468  'name' => 'target',
469  'value' => $this->mTargetObj->getPrefixedDBkey() ] ) .
470  Xml::element( 'input', [
471  'type' => 'hidden',
472  'name' => 'timestamp',
473  'value' => $timestamp ] ) .
474  Xml::element( 'input', [
475  'type' => 'hidden',
476  'name' => 'wpEditToken',
477  'value' => $user->getEditToken() ] ) .
478  $previewButton .
479  $diffButton .
480  Xml::closeElement( 'form' ) .
481  Xml::closeElement( 'div' )
482  );
483  }
484 
493  function showDiff( $previousRev, $currentRev ) {
494  $diffContext = clone $this->getContext();
495  $diffContext->setTitle( $currentRev->getTitle() );
496  $diffContext->setWikiPage( WikiPage::factory( $currentRev->getTitle() ) );
497 
498  $diffEngine = $currentRev->getContentHandler()->createDifferenceEngine( $diffContext );
499  $diffEngine->showDiffStyle();
500 
501  $formattedDiff = $diffEngine->generateContentDiffBody(
502  $previousRev->getContent( Revision::FOR_THIS_USER, $this->getUser() ),
503  $currentRev->getContent( Revision::FOR_THIS_USER, $this->getUser() )
504  );
505 
506  $formattedDiff = $diffEngine->addHeader(
507  $formattedDiff,
508  $this->diffHeader( $previousRev, 'o' ),
509  $this->diffHeader( $currentRev, 'n' )
510  );
511 
512  $this->getOutput()->addHTML( "<div>$formattedDiff</div>\n" );
513  }
514 
520  private function diffHeader( $rev, $prefix ) {
521  $isDeleted = !( $rev->getId() && $rev->getTitle() );
522  if ( $isDeleted ) {
524  $targetPage = $this->getPageTitle();
525  $targetQuery = [
526  'target' => $this->mTargetObj->getPrefixedText(),
527  'timestamp' => wfTimestamp( TS_MW, $rev->getTimestamp() )
528  ];
529  } else {
531  $targetPage = $rev->getTitle();
532  $targetQuery = [ 'oldid' => $rev->getId() ];
533  }
534 
535  // Add show/hide deletion links if available
536  $user = $this->getUser();
537  $lang = $this->getLanguage();
538  $rdel = Linker::getRevDeleteLink( $user, $rev, $this->mTargetObj );
539 
540  if ( $rdel ) {
541  $rdel = " $rdel";
542  }
543 
544  $minor = $rev->isMinor() ? ChangesList::flag( 'minor' ) : '';
545 
546  $tags = wfGetDB( DB_REPLICA )->selectField(
547  'tag_summary',
548  'ts_tags',
549  [ 'ts_rev_id' => $rev->getId() ],
550  __METHOD__
551  );
552  $tagSummary = ChangeTags::formatSummaryRow( $tags, 'deleteddiff', $this->getContext() );
553 
554  // FIXME This is reimplementing DifferenceEngine#getRevisionHeader
555  // and partially #showDiffPage, but worse
556  return '<div id="mw-diff-' . $prefix . 'title1"><strong>' .
557  $this->getLinkRenderer()->makeLink(
558  $targetPage,
559  $this->msg(
560  'revisionasof',
561  $lang->userTimeAndDate( $rev->getTimestamp(), $user ),
562  $lang->userDate( $rev->getTimestamp(), $user ),
563  $lang->userTime( $rev->getTimestamp(), $user )
564  )->text(),
565  [],
566  $targetQuery
567  ) .
568  '</strong></div>' .
569  '<div id="mw-diff-' . $prefix . 'title2">' .
570  Linker::revUserTools( $rev ) . '<br />' .
571  '</div>' .
572  '<div id="mw-diff-' . $prefix . 'title3">' .
573  $minor . Linker::revComment( $rev ) . $rdel . '<br />' .
574  '</div>' .
575  '<div id="mw-diff-' . $prefix . 'title5">' .
576  $tagSummary[0] . '<br />' .
577  '</div>';
578  }
579 
584  private function showFileConfirmationForm( $key ) {
585  $out = $this->getOutput();
586  $lang = $this->getLanguage();
587  $user = $this->getUser();
588  $file = new ArchivedFile( $this->mTargetObj, '', $this->mFilename );
589  $out->addWikiMsg( 'undelete-show-file-confirm',
590  $this->mTargetObj->getText(),
591  $lang->userDate( $file->getTimestamp(), $user ),
592  $lang->userTime( $file->getTimestamp(), $user ) );
593  $out->addHTML(
594  Xml::openElement( 'form', [
595  'method' => 'POST',
596  'action' => $this->getPageTitle()->getLocalURL( [
597  'target' => $this->mTarget,
598  'file' => $key,
599  'token' => $user->getEditToken( $key ),
600  ] ),
601  ]
602  ) .
603  Xml::submitButton( $this->msg( 'undelete-show-file-submit' )->text() ) .
604  '</form>'
605  );
606  }
607 
612  private function showFile( $key ) {
613  $this->getOutput()->disable();
614 
615  # We mustn't allow the output to be CDN cached, otherwise
616  # if an admin previews a deleted image, and it's cached, then
617  # a user without appropriate permissions can toddle off and
618  # nab the image, and CDN will serve it
619  $response = $this->getRequest()->response();
620  $response->header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', 0 ) . ' GMT' );
621  $response->header( 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' );
622  $response->header( 'Pragma: no-cache' );
623 
624  $repo = RepoGroup::singleton()->getLocalRepo();
625  $path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key;
626  $repo->streamFile( $path );
627  }
628 
629  protected function showHistory() {
630  $this->checkReadOnly();
631 
632  $out = $this->getOutput();
633  if ( $this->mAllowed ) {
634  $out->addModules( 'mediawiki.special.undelete' );
635  }
636  $out->wrapWikiMsg(
637  "<div class='mw-undelete-pagetitle'>\n$1\n</div>\n",
638  [ 'undeletepagetitle', wfEscapeWikiText( $this->mTargetObj->getPrefixedText() ) ]
639  );
640 
641  $archive = new PageArchive( $this->mTargetObj, $this->getConfig() );
642  Hooks::run( 'UndeleteForm::showHistory', [ &$archive, $this->mTargetObj ] );
643  /*
644  $text = $archive->getLastRevisionText();
645  if( is_null( $text ) ) {
646  $out->addWikiMsg( 'nohistory' );
647  return;
648  }
649  */
650  $out->addHTML( '<div class="mw-undelete-history">' );
651  if ( $this->mAllowed ) {
652  $out->addWikiMsg( 'undeletehistory' );
653  $out->addWikiMsg( 'undeleterevdel' );
654  } else {
655  $out->addWikiMsg( 'undeletehistorynoadmin' );
656  }
657  $out->addHTML( '</div>' );
658 
659  # List all stored revisions
660  $revisions = $archive->listRevisions();
661  $files = $archive->listFiles();
662 
663  $haveRevisions = $revisions && $revisions->numRows() > 0;
664  $haveFiles = $files && $files->numRows() > 0;
665 
666  # Batch existence check on user and talk pages
667  if ( $haveRevisions ) {
668  $batch = new LinkBatch();
669  foreach ( $revisions as $row ) {
670  $batch->addObj( Title::makeTitleSafe( NS_USER, $row->ar_user_text ) );
671  $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->ar_user_text ) );
672  }
673  $batch->execute();
674  $revisions->seek( 0 );
675  }
676  if ( $haveFiles ) {
677  $batch = new LinkBatch();
678  foreach ( $files as $row ) {
679  $batch->addObj( Title::makeTitleSafe( NS_USER, $row->fa_user_text ) );
680  $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->fa_user_text ) );
681  }
682  $batch->execute();
683  $files->seek( 0 );
684  }
685 
686  if ( $this->mAllowed ) {
687  $action = $this->getPageTitle()->getLocalURL( [ 'action' => 'submit' ] );
688  # Start the form here
689  $top = Xml::openElement(
690  'form',
691  [ 'method' => 'post', 'action' => $action, 'id' => 'undelete' ]
692  );
693  $out->addHTML( $top );
694  }
695 
696  # Show relevant lines from the deletion log:
697  $deleteLogPage = new LogPage( 'delete' );
698  $out->addHTML( Xml::element( 'h2', null, $deleteLogPage->getName()->text() ) . "\n" );
699  LogEventsList::showLogExtract( $out, 'delete', $this->mTargetObj );
700  # Show relevant lines from the suppression log:
701  $suppressLogPage = new LogPage( 'suppress' );
702  if ( $this->getUser()->isAllowed( 'suppressionlog' ) ) {
703  $out->addHTML( Xml::element( 'h2', null, $suppressLogPage->getName()->text() ) . "\n" );
704  LogEventsList::showLogExtract( $out, 'suppress', $this->mTargetObj );
705  }
706 
707  if ( $this->mAllowed && ( $haveRevisions || $haveFiles ) ) {
708  # Format the user-visible controls (comment field, submission button)
709  # in a nice little table
710  if ( $this->getUser()->isAllowed( 'suppressrevision' ) ) {
711  $unsuppressBox =
712  "<tr>
713  <td>&#160;</td>
714  <td class='mw-input'>" .
715  Xml::checkLabel( $this->msg( 'revdelete-unsuppress' )->text(),
716  'wpUnsuppress', 'mw-undelete-unsuppress', $this->mUnsuppress ) .
717  "</td>
718  </tr>";
719  } else {
720  $unsuppressBox = '';
721  }
722 
723  $table = Xml::fieldset( $this->msg( 'undelete-fieldset-title' )->text() ) .
724  Xml::openElement( 'table', [ 'id' => 'mw-undelete-table' ] ) .
725  "<tr>
726  <td colspan='2' class='mw-undelete-extrahelp'>" .
727  $this->msg( 'undeleteextrahelp' )->parseAsBlock() .
728  "</td>
729  </tr>
730  <tr>
731  <td class='mw-label'>" .
732  Xml::label( $this->msg( 'undeletecomment' )->text(), 'wpComment' ) .
733  "</td>
734  <td class='mw-input'>" .
735  Xml::input(
736  'wpComment',
737  50,
738  $this->mComment,
739  [ 'id' => 'wpComment', 'autofocus' => '' ]
740  ) .
741  "</td>
742  </tr>
743  <tr>
744  <td>&#160;</td>
745  <td class='mw-submit'>" .
747  $this->msg( 'undeletebtn' )->text(),
748  [ 'name' => 'restore', 'id' => 'mw-undelete-submit' ]
749  ) . ' ' .
751  $this->msg( 'undeleteinvert' )->text(),
752  [ 'name' => 'invert', 'id' => 'mw-undelete-invert' ]
753  ) .
754  "</td>
755  </tr>" .
756  $unsuppressBox .
757  Xml::closeElement( 'table' ) .
758  Xml::closeElement( 'fieldset' );
759 
760  $out->addHTML( $table );
761  }
762 
763  $out->addHTML( Xml::element( 'h2', null, $this->msg( 'history' )->text() ) . "\n" );
764 
765  if ( $haveRevisions ) {
766  # Show the page's stored (deleted) history
767 
768  if ( $this->getUser()->isAllowed( 'deleterevision' ) ) {
769  $out->addHTML( Html::element(
770  'button',
771  [
772  'name' => 'revdel',
773  'type' => 'submit',
774  'class' => 'deleterevision-log-submit mw-log-deleterevision-button'
775  ],
776  $this->msg( 'showhideselectedversions' )->text()
777  ) . "\n" );
778  }
779 
780  $out->addHTML( '<ul>' );
781  $remaining = $revisions->numRows();
782  $earliestLiveTime = $this->mTargetObj->getEarliestRevTime();
783 
784  foreach ( $revisions as $row ) {
785  $remaining--;
786  $out->addHTML( $this->formatRevisionRow( $row, $earliestLiveTime, $remaining ) );
787  }
788  $revisions->free();
789  $out->addHTML( '</ul>' );
790  } else {
791  $out->addWikiMsg( 'nohistory' );
792  }
793 
794  if ( $haveFiles ) {
795  $out->addHTML( Xml::element( 'h2', null, $this->msg( 'filehist' )->text() ) . "\n" );
796  $out->addHTML( '<ul>' );
797  foreach ( $files as $row ) {
798  $out->addHTML( $this->formatFileRow( $row ) );
799  }
800  $files->free();
801  $out->addHTML( '</ul>' );
802  }
803 
804  if ( $this->mAllowed ) {
805  # Slip in the hidden controls here
806  $misc = Html::hidden( 'target', $this->mTarget );
807  $misc .= Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() );
808  $misc .= Xml::closeElement( 'form' );
809  $out->addHTML( $misc );
810  }
811 
812  return true;
813  }
814 
815  protected function formatRevisionRow( $row, $earliestLiveTime, $remaining ) {
817  [
818  'title' => $this->mTargetObj
819  ] );
820 
821  $revTextSize = '';
822  $ts = wfTimestamp( TS_MW, $row->ar_timestamp );
823  // Build checkboxen...
824  if ( $this->mAllowed ) {
825  if ( $this->mInvert ) {
826  if ( in_array( $ts, $this->mTargetTimestamp ) ) {
827  $checkBox = Xml::check( "ts$ts" );
828  } else {
829  $checkBox = Xml::check( "ts$ts", true );
830  }
831  } else {
832  $checkBox = Xml::check( "ts$ts" );
833  }
834  } else {
835  $checkBox = '';
836  }
837 
838  // Build page & diff links...
839  $user = $this->getUser();
840  if ( $this->mCanView ) {
841  $titleObj = $this->getPageTitle();
842  # Last link
843  if ( !$rev->userCan( Revision::DELETED_TEXT, $this->getUser() ) ) {
844  $pageLink = htmlspecialchars( $this->getLanguage()->userTimeAndDate( $ts, $user ) );
845  $last = $this->msg( 'diff' )->escaped();
846  } elseif ( $remaining > 0 || ( $earliestLiveTime && $ts > $earliestLiveTime ) ) {
847  $pageLink = $this->getPageLink( $rev, $titleObj, $ts );
848  $last = $this->getLinkRenderer()->makeKnownLink(
849  $titleObj,
850  $this->msg( 'diff' )->text(),
851  [],
852  [
853  'target' => $this->mTargetObj->getPrefixedText(),
854  'timestamp' => $ts,
855  'diff' => 'prev'
856  ]
857  );
858  } else {
859  $pageLink = $this->getPageLink( $rev, $titleObj, $ts );
860  $last = $this->msg( 'diff' )->escaped();
861  }
862  } else {
863  $pageLink = htmlspecialchars( $this->getLanguage()->userTimeAndDate( $ts, $user ) );
864  $last = $this->msg( 'diff' )->escaped();
865  }
866 
867  // User links
868  $userLink = Linker::revUserTools( $rev );
869 
870  // Minor edit
871  $minor = $rev->isMinor() ? ChangesList::flag( 'minor' ) : '';
872 
873  // Revision text size
874  $size = $row->ar_len;
875  if ( !is_null( $size ) ) {
876  $revTextSize = Linker::formatRevisionSize( $size );
877  }
878 
879  // Edit summary
880  $comment = Linker::revComment( $rev );
881 
882  // Tags
883  $attribs = [];
884  list( $tagSummary, $classes ) = ChangeTags::formatSummaryRow(
885  $row->ts_tags,
886  'deletedhistory',
887  $this->getContext()
888  );
889  if ( $classes ) {
890  $attribs['class'] = implode( ' ', $classes );
891  }
892 
893  $revisionRow = $this->msg( 'undelete-revision-row2' )
894  ->rawParams(
895  $checkBox,
896  $last,
897  $pageLink,
898  $userLink,
899  $minor,
900  $revTextSize,
901  $comment,
902  $tagSummary
903  )
904  ->escaped();
905 
906  return Xml::tags( 'li', $attribs, $revisionRow ) . "\n";
907  }
908 
909  private function formatFileRow( $row ) {
910  $file = ArchivedFile::newFromRow( $row );
911  $ts = wfTimestamp( TS_MW, $row->fa_timestamp );
912  $user = $this->getUser();
913 
914  $checkBox = '';
915  if ( $this->mCanView && $row->fa_storage_key ) {
916  if ( $this->mAllowed ) {
917  $checkBox = Xml::check( 'fileid' . $row->fa_id );
918  }
919  $key = urlencode( $row->fa_storage_key );
920  $pageLink = $this->getFileLink( $file, $this->getPageTitle(), $ts, $key );
921  } else {
922  $pageLink = $this->getLanguage()->userTimeAndDate( $ts, $user );
923  }
924  $userLink = $this->getFileUser( $file );
925  $data = $this->msg( 'widthheight' )->numParams( $row->fa_width, $row->fa_height )->text();
926  $bytes = $this->msg( 'parentheses' )
927  ->rawParams( $this->msg( 'nbytes' )->numParams( $row->fa_size )->text() )
928  ->plain();
929  $data = htmlspecialchars( $data . ' ' . $bytes );
930  $comment = $this->getFileComment( $file );
931 
932  // Add show/hide deletion links if available
933  $canHide = $this->isAllowed( 'deleterevision' );
934  if ( $canHide || ( $file->getVisibility() && $this->isAllowed( 'deletedhistory' ) ) ) {
935  if ( !$file->userCan( File::DELETED_RESTRICTED, $user ) ) {
936  // Revision was hidden from sysops
937  $revdlink = Linker::revDeleteLinkDisabled( $canHide );
938  } else {
939  $query = [
940  'type' => 'filearchive',
941  'target' => $this->mTargetObj->getPrefixedDBkey(),
942  'ids' => $row->fa_id
943  ];
944  $revdlink = Linker::revDeleteLink( $query,
945  $file->isDeleted( File::DELETED_RESTRICTED ), $canHide );
946  }
947  } else {
948  $revdlink = '';
949  }
950 
951  return "<li>$checkBox $revdlink $pageLink . . $userLink $data $comment</li>\n";
952  }
953 
962  function getPageLink( $rev, $titleObj, $ts ) {
963  $user = $this->getUser();
964  $time = $this->getLanguage()->userTimeAndDate( $ts, $user );
965 
966  if ( !$rev->userCan( Revision::DELETED_TEXT, $user ) ) {
967  return '<span class="history-deleted">' . $time . '</span>';
968  }
969 
970  $link = $this->getLinkRenderer()->makeKnownLink(
971  $titleObj,
972  $time,
973  [],
974  [
975  'target' => $this->mTargetObj->getPrefixedText(),
976  'timestamp' => $ts
977  ]
978  );
979 
980  if ( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
981  $link = '<span class="history-deleted">' . $link . '</span>';
982  }
983 
984  return $link;
985  }
986 
997  function getFileLink( $file, $titleObj, $ts, $key ) {
998  $user = $this->getUser();
999  $time = $this->getLanguage()->userTimeAndDate( $ts, $user );
1000 
1001  if ( !$file->userCan( File::DELETED_FILE, $user ) ) {
1002  return '<span class="history-deleted">' . $time . '</span>';
1003  }
1004 
1005  $link = $this->getLinkRenderer()->makeKnownLink(
1006  $titleObj,
1007  $time,
1008  [],
1009  [
1010  'target' => $this->mTargetObj->getPrefixedText(),
1011  'file' => $key,
1012  'token' => $user->getEditToken( $key )
1013  ]
1014  );
1015 
1016  if ( $file->isDeleted( File::DELETED_FILE ) ) {
1017  $link = '<span class="history-deleted">' . $link . '</span>';
1018  }
1019 
1020  return $link;
1021  }
1022 
1029  function getFileUser( $file ) {
1030  if ( !$file->userCan( File::DELETED_USER, $this->getUser() ) ) {
1031  return '<span class="history-deleted">' .
1032  $this->msg( 'rev-deleted-user' )->escaped() .
1033  '</span>';
1034  }
1035 
1036  $link = Linker::userLink( $file->getRawUser(), $file->getRawUserText() ) .
1037  Linker::userToolLinks( $file->getRawUser(), $file->getRawUserText() );
1038 
1039  if ( $file->isDeleted( File::DELETED_USER ) ) {
1040  $link = '<span class="history-deleted">' . $link . '</span>';
1041  }
1042 
1043  return $link;
1044  }
1045 
1052  function getFileComment( $file ) {
1053  if ( !$file->userCan( File::DELETED_COMMENT, $this->getUser() ) ) {
1054  return '<span class="history-deleted"><span class="comment">' .
1055  $this->msg( 'rev-deleted-comment' )->escaped() . '</span></span>';
1056  }
1057 
1058  $link = Linker::commentBlock( $file->getRawDescription() );
1059 
1060  if ( $file->isDeleted( File::DELETED_COMMENT ) ) {
1061  $link = '<span class="history-deleted">' . $link . '</span>';
1062  }
1063 
1064  return $link;
1065  }
1066 
1067  function undelete() {
1068  if ( $this->getConfig()->get( 'UploadMaintenance' )
1069  && $this->mTargetObj->getNamespace() == NS_FILE
1070  ) {
1071  throw new ErrorPageError( 'undelete-error', 'filedelete-maintenance' );
1072  }
1073 
1074  $this->checkReadOnly();
1075 
1076  $out = $this->getOutput();
1077  $archive = new PageArchive( $this->mTargetObj, $this->getConfig() );
1078  Hooks::run( 'UndeleteForm::undelete', [ &$archive, $this->mTargetObj ] );
1079  $ok = $archive->undelete(
1080  $this->mTargetTimestamp,
1081  $this->mComment,
1082  $this->mFileVersions,
1083  $this->mUnsuppress,
1084  $this->getUser()
1085  );
1086 
1087  if ( is_array( $ok ) ) {
1088  if ( $ok[1] ) { // Undeleted file count
1089  Hooks::run( 'FileUndeleteComplete', [
1090  $this->mTargetObj, $this->mFileVersions,
1091  $this->getUser(), $this->mComment ] );
1092  }
1093 
1094  $link = $this->getLinkRenderer()->makeKnownLink( $this->mTargetObj );
1095  $out->addHTML( $this->msg( 'undeletedpage' )->rawParams( $link )->parse() );
1096  } else {
1097  $out->setPageTitle( $this->msg( 'undelete-error' ) );
1098  }
1099 
1100  // Show revision undeletion warnings and errors
1101  $status = $archive->getRevisionStatus();
1102  if ( $status && !$status->isGood() ) {
1103  $out->wrapWikiMsg(
1104  "<div class=\"error\" id=\"mw-error-cannotundelete\">\n$1\n</div>",
1105  'cannotundelete'
1106  );
1107  }
1108 
1109  // Show file undeletion warnings and errors
1110  $status = $archive->getFileStatus();
1111  if ( $status && !$status->isGood() ) {
1112  $out->addWikiText( '<div class="error">' .
1113  $status->getWikiText(
1114  'undelete-error-short',
1115  'undelete-error-long'
1116  ) . '</div>'
1117  );
1118  }
1119  }
1120 
1129  public function prefixSearchSubpages( $search, $limit, $offset ) {
1130  return $this->prefixSearchString( $search, $limit, $offset );
1131  }
1132 
1133  protected function getGroupName() {
1134  return 'pagetools';
1135  }
1136 }
Revision\newFromArchiveRow
static newFromArchiveRow( $row, $overrides=[])
Make a fake revision object from an archive table row.
Definition: Revision.php:189
SpecialPage\getPageTitle
getPageTitle( $subpage=false)
Get a self-referential title object.
Definition: SpecialPage.php:628
SpecialUndelete\formatRevisionRow
formatRevisionRow( $row, $earliestLiveTime, $remaining)
Definition: SpecialUndelete.php:815
Revision\DELETED_RESTRICTED
const DELETED_RESTRICTED
Definition: Revision.php:93
Title\newFromText
static newFromText( $text, $defaultNamespace=NS_MAIN)
Create a new Title from text, such as what one would find in a link.
Definition: Title.php:265
SpecialUndelete\diffHeader
diffHeader( $rev, $prefix)
Definition: SpecialUndelete.php:520
SpecialUndelete\showDiff
showDiff( $previousRev, $currentRev)
Build a diff display between this and the previous either deleted or non-deleted edit.
Definition: SpecialUndelete.php:493
$request
error also a ContextSource you ll probably need to make sure the header is varied on $request
Definition: hooks.txt:2612
RepoGroup\singleton
static singleton()
Get a RepoGroup instance.
Definition: RepoGroup.php:59
SpecialUndelete\$mAllowed
$mAllowed
Definition: SpecialUndelete.php:42
File\DELETED_USER
const DELETED_USER
Definition: File.php:55
LinkBatch
Class representing a list of titles The execute() method checks them all for existence and adds them ...
Definition: LinkBatch.php:34
Xml\tags
static tags( $element, $attribs=null, $contents)
Same as Xml::element(), but does not escape contents.
Definition: Xml.php:131
PageArchive
Used to show archived pages and eventually restore them.
Definition: PageArchive.php:28
Linker\userLink
static userLink( $userId, $userName, $altUserName=false)
Make user link (or user contributions for unregistered users)
Definition: Linker.php:888
SpecialPage\getOutput
getOutput()
Get the OutputPage being used for this instance.
Definition: SpecialPage.php:675
File\DELETED_RESTRICTED
const DELETED_RESTRICTED
Definition: File.php:56
$lang
if(!isset( $args[0])) $lang
Definition: testCompression.php:33
SpecialUndelete\getGroupName
getGroupName()
Under which header this special page is listed in Special:SpecialPages See messages 'specialpages-gro...
Definition: SpecialUndelete.php:1133
Xml\label
static label( $label, $id, $attribs=[])
Convenience function to build an HTML form label.
Definition: Xml.php:358
SpecialUndelete
Special page allowing users with the appropriate permissions to view and restore deleted content.
Definition: SpecialUndelete.php:33
$last
$last
Definition: profileinfo.php:415
text
design txt This is a brief overview of the new design More thorough and up to date information is available on the documentation wiki at etc Handles the details of getting and saving to the user table of the and dealing with sessions and cookies OutputPage Encapsulates the entire HTML page that will be sent in response to any server request It is used by calling its functions to add text
Definition: design.txt:12
SpecialUndelete\isAllowed
isAllowed( $permission, User $user=null)
Checks whether a user is allowed the permission for the specific title if one is set.
Definition: SpecialUndelete.php:136
SpecialUndelete\getPageLink
getPageLink( $rev, $titleObj, $ts)
Fetch revision text link if it's available to all users.
Definition: SpecialUndelete.php:962
$result
The index of the header message $result[1]=The index of the body text message $result[2 through n]=Parameters passed to body text message. Please note the header message cannot receive/use parameters. 'ImportHandleLogItemXMLTag':When parsing a XML tag in a log item. Return false to stop further processing of the tag $reader:XMLReader object $logInfo:Array of information 'ImportHandlePageXMLTag':When parsing a XML tag in a page. Return false to stop further processing of the tag $reader:XMLReader object & $pageInfo:Array of information 'ImportHandleRevisionXMLTag':When parsing a XML tag in a page revision. Return false to stop further processing of the tag $reader:XMLReader object $pageInfo:Array of page information $revisionInfo:Array of revision information 'ImportHandleToplevelXMLTag':When parsing a top level XML tag. Return false to stop further processing of the tag $reader:XMLReader object 'ImportHandleUploadXMLTag':When parsing a XML tag in a file upload. Return false to stop further processing of the tag $reader:XMLReader object $revisionInfo:Array of information 'ImportLogInterwikiLink':Hook to change the interwiki link used in log entries and edit summaries for transwiki imports. & $fullInterwikiPrefix:Interwiki prefix, may contain colons. & $pageTitle:String that contains page title. 'ImportSources':Called when reading from the $wgImportSources configuration variable. Can be used to lazy-load the import sources list. & $importSources:The value of $wgImportSources. Modify as necessary. See the comment in DefaultSettings.php for the detail of how to structure this array. 'InfoAction':When building information to display on the action=info page. $context:IContextSource object & $pageInfo:Array of information 'InitializeArticleMaybeRedirect':MediaWiki check to see if title is a redirect. & $title:Title object for the current page & $request:WebRequest & $ignoreRedirect:boolean to skip redirect check & $target:Title/string of redirect target & $article:Article object 'InternalParseBeforeLinks':during Parser 's internalParse method before links but after nowiki/noinclude/includeonly/onlyinclude and other processings. & $parser:Parser object & $text:string containing partially parsed text & $stripState:Parser 's internal StripState object 'InternalParseBeforeSanitize':during Parser 's internalParse method just before the parser removes unwanted/dangerous HTML tags and after nowiki/noinclude/includeonly/onlyinclude and other processings. Ideal for syntax-extensions after template/parser function execution which respect nowiki and HTML-comments. & $parser:Parser object & $text:string containing partially parsed text & $stripState:Parser 's internal StripState object 'InterwikiLoadPrefix':When resolving if a given prefix is an interwiki or not. Return true without providing an interwiki to continue interwiki search. $prefix:interwiki prefix we are looking for. & $iwData:output array describing the interwiki with keys iw_url, iw_local, iw_trans and optionally iw_api and iw_wikiid. 'InvalidateEmailComplete':Called after a user 's email has been invalidated successfully. $user:user(object) whose email is being invalidated 'IRCLineURL':When constructing the URL to use in an IRC notification. Callee may modify $url and $query, URL will be constructed as $url . $query & $url:URL to index.php & $query:Query string $rc:RecentChange object that triggered url generation 'IsFileCacheable':Override the result of Article::isFileCacheable()(if true) & $article:article(object) being checked 'IsTrustedProxy':Override the result of IP::isTrustedProxy() & $ip:IP being check & $result:Change this value to override the result of IP::isTrustedProxy() 'IsUploadAllowedFromUrl':Override the result of UploadFromUrl::isAllowedUrl() $url:URL used to upload from & $allowed:Boolean indicating if uploading is allowed for given URL 'isValidEmailAddr':Override the result of Sanitizer::validateEmail(), for instance to return false if the domain name doesn 't match your organization. $addr:The e-mail address entered by the user & $result:Set this and return false to override the internal checks 'isValidPassword':Override the result of User::isValidPassword() $password:The password entered by the user & $result:Set this and return false to override the internal checks $user:User the password is being validated for 'Language::getMessagesFileName':$code:The language code or the language we 're looking for a messages file for & $file:The messages file path, you can override this to change the location. 'LanguageGetMagic':DEPRECATED! Use $magicWords in a file listed in $wgExtensionMessagesFiles instead. Use this to define synonyms of magic words depending of the language & $magicExtensions:associative array of magic words synonyms $lang:language code(string) 'LanguageGetNamespaces':Provide custom ordering for namespaces or remove namespaces. Do not use this hook to add namespaces. Use CanonicalNamespaces for that. & $namespaces:Array of namespaces indexed by their numbers 'LanguageGetSpecialPageAliases':DEPRECATED! Use $specialPageAliases in a file listed in $wgExtensionMessagesFiles instead. Use to define aliases of special pages names depending of the language & $specialPageAliases:associative array of magic words synonyms $lang:language code(string) 'LanguageGetTranslatedLanguageNames':Provide translated language names. & $names:array of language code=> language name $code:language of the preferred translations 'LanguageLinks':Manipulate a page 's language links. This is called in various places to allow extensions to define the effective language links for a page. $title:The page 's Title. & $links:Array with elements of the form "language:title" in the order that they will be output. & $linkFlags:Associative array mapping prefixed links to arrays of flags. Currently unused, but planned to provide support for marking individual language links in the UI, e.g. for featured articles. 'LanguageSelector':Hook to change the language selector available on a page. $out:The output page. $cssClassName:CSS class name of the language selector. 'LinkBegin':DEPRECATED! Use HtmlPageLinkRendererBegin instead. Used when generating internal and interwiki links in Linker::link(), before processing starts. Return false to skip default processing and return $ret. See documentation for Linker::link() for details on the expected meanings of parameters. $skin:the Skin object $target:the Title that the link is pointing to & $html:the contents that the< a > tag should have(raw HTML) $result
Definition: hooks.txt:1954
wfTimestamp
wfTimestamp( $outputtype=TS_UNIX, $ts=0)
Get a timestamp string in one of various formats.
Definition: GlobalFunctions.php:1994
SpecialUndelete\execute
execute( $par)
Default execute method Checks user permissions.
Definition: SpecialUndelete.php:149
SpecialUndelete\$mAction
$mAction
Definition: SpecialUndelete.php:34
$status
this hook is for auditing only RecentChangesLinked and Watchlist RecentChangesLinked and Watchlist Do not use this to implement individual filters if they are compatible with the ChangesListFilter and ChangesListFilterGroup structure use sub classes of those in conjunction with the ChangesListSpecialPageStructuredFilters hook This hook can be used to implement filters that do not implement that or custom behavior that is not an individual filter e g Watchlist and Watchlist you will want to construct new ChangesListBooleanFilter or ChangesListStringOptionsFilter objects When constructing you specify which group they belong to You can reuse existing or create your you must register them with $special registerFilterGroup removed from all revisions and log entries to which it was applied This gives extensions a chance to take it off their books as the deletion has already been partly carried out by this point or something similar the user will be unable to create the tag set $status
Definition: hooks.txt:1049
SpecialUndelete\showRevision
showRevision( $timestamp)
Definition: SpecialUndelete.php:327
SpecialUndelete\showHistory
showHistory()
Definition: SpecialUndelete.php:629
use
as see the revision history and available at free of to any person obtaining a copy of this software and associated documentation to deal in the Software without including without limitation the rights to use
Definition: MIT-LICENSE.txt:10
$user
please add to it if you re going to add events to the MediaWiki code where normally authentication against an external auth plugin would be creating a account $user
Definition: hooks.txt:246
SpecialUndelete\showList
showList( $result)
Generic list of deleted pages.
Definition: SpecialUndelete.php:283
SpecialPage\checkPermissions
checkPermissions()
Checks if userCanExecute, and if not throws a PermissionsError.
Definition: SpecialPage.php:306
SpecialUndelete\showSearchForm
showSearchForm()
Definition: SpecialUndelete.php:236
PageArchive\listPagesByPrefix
static listPagesByPrefix( $prefix)
List deleted pages recorded in the archive table matching the given title prefix.
Definition: PageArchive.php:128
NS_FILE
const NS_FILE
Definition: Defines.php:68
SpecialPage\getTitleFor
static getTitleFor( $name, $subpage=false, $fragment='')
Get a localised Title object for a specified special page name If you don't need a full Title object,...
Definition: SpecialPage.php:82
SpecialPage\getSkin
getSkin()
Shortcut to get the skin being used for this instance.
Definition: SpecialPage.php:695
SpecialPage\useTransactionalTimeLimit
useTransactionalTimeLimit()
Call wfTransactionalTimeLimit() if this request was POSTed.
Definition: SpecialPage.php:846
SpecialUndelete\$mTargetTimestamp
$mTargetTimestamp
Definition: SpecialUndelete.php:41
Wikimedia\Rdbms\ResultWrapper
Result wrapper for grabbing data queried from an IDatabase object.
Definition: ResultWrapper.php:24
PermissionsError
Show an error when a user tries to do something they do not have the necessary permissions for.
Definition: PermissionsError.php:28
SpecialPage\getLanguage
getLanguage()
Shortcut to get user's language.
Definition: SpecialPage.php:705
Linker\getInvalidTitleDescription
static getInvalidTitleDescription(IContextSource $context, $namespace, $title)
Get a message saying that an invalid title was encountered.
Definition: Linker.php:204
SpecialUndelete\getFileUser
getFileUser( $file)
Fetch file's user id if it's available to this user.
Definition: SpecialUndelete.php:1029
PageArchive\listPagesBySearch
static listPagesBySearch( $term)
List deleted pages recorded in the archive matching the given term, using search engine archive.
Definition: PageArchive.php:78
Xml\openElement
static openElement( $element, $attribs=null)
This opens an XML element.
Definition: Xml.php:109
SpecialUndelete\$mFilename
$mFilename
Definition: SpecialUndelete.php:40
SpecialUndelete\$mRestore
$mRestore
Definition: SpecialUndelete.php:37
php
injection txt This is an overview of how MediaWiki makes use of dependency injection The design described here grew from the discussion of RFC T384 The term dependency this means that anything an object needs to operate should be injected from the the object itself should only know narrow no concrete implementation of the logic it relies on The requirement to inject everything typically results in an architecture that based on two main types of and essentially stateless service objects that use other service objects to operate on the value objects As of the beginning MediaWiki is only starting to use the DI approach Much of the code still relies on global state or direct resulting in a highly cyclical dependency which acts as the top level factory for services in MediaWiki which can be used to gain access to default instances of various services MediaWikiServices however also allows new services to be defined and default services to be redefined Services are defined or redefined by providing a callback the instantiator that will return a new instance of the service When it will create an instance of MediaWikiServices and populate it with the services defined in the files listed by thereby bootstrapping the DI framework Per $wgServiceWiringFiles lists includes ServiceWiring php
Definition: injection.txt:35
Xml\fieldset
static fieldset( $legend=false, $content=false, $attribs=[])
Shortcut for creating fieldsets.
Definition: Xml.php:577
Revision\FOR_THIS_USER
const FOR_THIS_USER
Definition: Revision.php:99
SpecialUndelete\$mTargetObj
Title $mTargetObj
Definition: SpecialUndelete.php:48
$query
null for the wiki Added should default to null in handler for backwards compatibility add a value to it if you want to add a cookie that have to vary cache options can modify $query
Definition: hooks.txt:1572
SpecialPage\addHelpLink
addHelpLink( $to, $overrideBaseUrl=false)
Adds help link with an icon via page indicators.
Definition: SpecialPage.php:785
SpecialPage\prefixSearchString
prefixSearchString( $search, $limit, $offset)
Perform a regular substring search for prefixSearchSubpages.
Definition: SpecialPage.php:448
SpecialUndelete\$mTimestamp
$mTimestamp
Definition: SpecialUndelete.php:36
SpecialUndelete\$mCanView
$mCanView
Definition: SpecialUndelete.php:43
SpecialPage\getConfig
getConfig()
Shortcut to get main config object.
Definition: SpecialPage.php:714
$title
namespace and then decline to actually register it file or subcat img or subcat $title
Definition: hooks.txt:934
File\DELETED_COMMENT
const DELETED_COMMENT
Definition: File.php:54
WikiPage\factory
static factory(Title $title)
Create a WikiPage object of the appropriate class for the given title.
Definition: WikiPage.php:120
SpecialUndelete\redirectToRevDel
redirectToRevDel()
Convert submitted form data to format expected by RevisionDelete and redirect the request.
Definition: SpecialUndelete.php:216
wfScript
wfScript( $script='index')
Get the path to a specified script file, respecting file extensions; this is a wrapper around $wgScri...
Definition: GlobalFunctions.php:3138
SpecialUndelete\userCanExecute
userCanExecute(User $user)
Checks if the given user (identified by an object) can execute this special page (as defined by $mRes...
Definition: SpecialUndelete.php:145
$content
this hook is for auditing only RecentChangesLinked and Watchlist RecentChangesLinked and Watchlist Do not use this to implement individual filters if they are compatible with the ChangesListFilter and ChangesListFilterGroup structure use sub classes of those in conjunction with the ChangesListSpecialPageStructuredFilters hook This hook can be used to implement filters that do not implement that or custom behavior that is not an individual filter e g Watchlist and Watchlist you will want to construct new ChangesListBooleanFilter or ChangesListStringOptionsFilter objects When constructing you specify which group they belong to You can reuse existing or create your you must register them with $special registerFilterGroup removed from all revisions and log entries to which it was applied This gives extensions a chance to take it off their books as the deletion has already been partly carried out by this point or something similar the user will be unable to create the tag set and then return false from the hook function Ensure you consume the ChangeTagAfterDelete hook to carry out custom deletion actions as context called by AbstractContent::getParserOutput May be used to override the normal model specific rendering of page content $content
Definition: hooks.txt:1049
wfGetDB
wfGetDB( $db, $groups=[], $wiki=false)
Get a Database object.
Definition: GlobalFunctions.php:3060
Linker\revUserTools
static revUserTools( $rev, $isPublic=false)
Generate a user tool link cluster if the current user is allowed to view it.
Definition: Linker.php:1055
$matches
$matches
Definition: NoLocalSettings.php:24
Xml\check
static check( $name, $checked=false, $attribs=[])
Convenience function to build an HTML checkbox.
Definition: Xml.php:323
SpecialUndelete\doesWrites
doesWrites()
Indicates whether this special page may perform database writes.
Definition: SpecialUndelete.php:58
$attribs
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped noclasses just before the function returns a value If you return an< a > element with HTML attributes $attribs and contents $html will be returned If you return $ret will be returned and may include noclasses after processing & $attribs
Definition: hooks.txt:1956
LogPage
Class to simplify the use of log pages.
Definition: LogPage.php:31
$limit
this hook is for auditing only RecentChangesLinked and Watchlist RecentChangesLinked and Watchlist Do not use this to implement individual filters if they are compatible with the ChangesListFilter and ChangesListFilterGroup structure use sub classes of those in conjunction with the ChangesListSpecialPageStructuredFilters hook This hook can be used to implement filters that do not implement that or custom behavior that is not an individual filter e g Watchlist and Watchlist you will want to construct new ChangesListBooleanFilter or ChangesListStringOptionsFilter objects When constructing you specify which group they belong to You can reuse existing or create your you must register them with $special registerFilterGroup removed from all revisions and log entries to which it was applied This gives extensions a chance to take it off their books as the deletion has already been partly carried out by this point or something similar the user will be unable to create the tag set and then return false from the hook function Ensure you consume the ChangeTagAfterDelete hook to carry out custom deletion actions as context called by AbstractContent::getParserOutput May be used to override the normal model specific rendering of page content as context as context the output can only depend on parameters provided to this hook not on global state indicating whether full HTML should be generated If generation of HTML may be but other information should still be present in the ParserOutput object to manipulate or replace but no entry for that model exists in $wgContentHandlers please use GetContentModels hook to make them known to core if desired whether it is OK to use $contentModel on $title Handler functions that modify $ok should generally return false to prevent further hooks from further modifying $ok inclusive $limit
Definition: hooks.txt:1049
Xml\element
static element( $element, $attribs=null, $contents='', $allowShortTag=true)
Format an XML element with given attributes and, optionally, text content.
Definition: Xml.php:39
ChangesList\flag
static flag( $flag, IContextSource $context=null)
Make an "<abbr>" element for a given change flag.
Definition: ChangesList.php:221
Linker\revDeleteLinkDisabled
static revDeleteLinkDisabled( $delete=true)
Creates a dead (show/hide) link for deleting revisions/log entries.
Definition: Linker.php:2080
SpecialUndelete\$mToken
$mToken
Definition: SpecialUndelete.php:45
SpecialPage\setHeaders
setHeaders()
Sets headers - this should be called from the execute() method of all derived classes!
Definition: SpecialPage.php:484
SpecialPage\getUser
getUser()
Shortcut to get the User executing this instance.
Definition: SpecialPage.php:685
$time
see documentation in includes Linker php for Linker::makeImageLink & $time
Definition: hooks.txt:1769
LogEventsList\showLogExtract
static showLogExtract(&$out, $types=[], $page='', $user='', $param=[])
Show log extract.
Definition: LogEventsList.php:564
DB_REPLICA
const DB_REPLICA
Definition: defines.php:25
SpecialUndelete\$mRevdel
$mRevdel
Definition: SpecialUndelete.php:38
list
deferred txt A few of the database updates required by various functions here can be deferred until after the result page is displayed to the user For updating the view updating the linked to tables after a etc PHP does not yet have any way to tell the server to actually return and disconnect while still running these but it might have such a feature in the future We handle these by creating a deferred update object and putting those objects on a global list
Definition: deferred.txt:11
SpecialPage\getContext
getContext()
Gets the context this SpecialPage is executed in.
Definition: SpecialPage.php:648
Html\hidden
static hidden( $name, $value, array $attribs=[])
Convenience function to produce an input element with type=hidden.
Definition: Html.php:746
SpecialUndelete\prefixSearchSubpages
prefixSearchSubpages( $search, $limit, $offset)
Return an array of subpages beginning with $search that this special page will accept.
Definition: SpecialUndelete.php:1129
Title\makeTitleSafe
static makeTitleSafe( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:538
Linker\revComment
static revComment(Revision $rev, $local=false, $isPublic=false)
Wrap and format the given revision's comment block, if the current user is allowed to view it.
Definition: Linker.php:1464
SpecialUndelete\formatFileRow
formatFileRow( $row)
Definition: SpecialUndelete.php:909
NS_USER_TALK
const NS_USER_TALK
Definition: Defines.php:65
SpecialUndelete\$mSearchPrefix
string $mSearchPrefix
Search prefix.
Definition: SpecialUndelete.php:52
Linker\userToolLinks
static userToolLinks( $userId, $userText, $redContribsWhenNoEdits=false, $flags=0, $edits=null)
Generate standard user tool links (talk, contributions, block link, etc.)
Definition: Linker.php:921
SpecialPage\msg
msg()
Wrapper around wfMessage that sets the current context.
Definition: SpecialPage.php:746
ArchivedFile
Class representing a row of the 'filearchive' table.
Definition: ArchivedFile.php:29
SpecialPage
Parent class for all special pages.
Definition: SpecialPage.php:36
Linker\getRevDeleteLink
static getRevDeleteLink(User $user, Revision $rev, Title $title)
Get a revision-deletion link, or disabled link, or nothing, depending on user permissions & the setti...
Definition: Linker.php:2017
SpecialUndelete\$mComment
$mComment
Definition: SpecialUndelete.php:44
SpecialUndelete\$mInvert
$mInvert
Definition: SpecialUndelete.php:39
SpecialPage\getRequest
getRequest()
Get the WebRequest being used for this instance.
Definition: SpecialPage.php:665
Linker\formatRevisionSize
static formatRevisionSize( $size)
Definition: Linker.php:1487
wfEscapeWikiText
wfEscapeWikiText( $text)
Escapes the given text so that it may be output using addWikiText() without any linking,...
Definition: GlobalFunctions.php:1657
SpecialUndelete\getFileComment
getFileComment( $file)
Fetch file upload comment if it's available to this user.
Definition: SpecialUndelete.php:1052
plain
either a plain
Definition: hooks.txt:2007
TextContent
Content object implementation for representing flat text.
Definition: TextContent.php:35
$response
this hook is for auditing only $response
Definition: hooks.txt:783
SpecialPage\getLinkRenderer
getLinkRenderer()
Definition: SpecialPage.php:856
SpecialUndelete\getFileLink
getFileLink( $file, $titleObj, $ts, $key)
Fetch image view link if it's available to all users.
Definition: SpecialUndelete.php:997
Title
Represents a title within MediaWiki.
Definition: Title.php:39
Xml\closeElement
static closeElement( $element)
Shortcut to close an XML element.
Definition: Xml.php:118
SpecialUndelete\showFile
showFile( $key)
Show a deleted file version requested by the visitor.
Definition: SpecialUndelete.php:612
$path
$path
Definition: NoLocalSettings.php:26
$rev
presenting them properly to the user as errors is done by the caller return true use this to change the list i e etc $rev
Definition: hooks.txt:1741
as
This document is intended to provide useful advice for parties seeking to redistribute MediaWiki to end users It s targeted particularly at maintainers for Linux since it s been observed that distribution packages of MediaWiki often break We ve consistently had to recommend that users seeking support use official tarballs instead of their distribution s and this often solves whatever problem the user is having It would be nice if this could such as
Definition: distributors.txt:9
SpecialUndelete\__construct
__construct()
Definition: SpecialUndelete.php:54
Html\rawElement
static rawElement( $element, $attribs=[], $contents='')
Returns an HTML element in a string.
Definition: Html.php:209
Linker\revDeleteLink
static revDeleteLink( $query=[], $restricted=false, $delete=true)
Creates a (show/hide) link for deleting revisions/log entries.
Definition: Linker.php:2058
Linker\commentBlock
static commentBlock( $comment, $title=null, $local=false, $wikiId=null)
Wrap a comment in standard punctuation and formatting if it's non-empty, otherwise return empty strin...
Definition: Linker.php:1439
NS_USER
const NS_USER
Definition: Defines.php:64
$link
usually copyright or history_copyright This message must be in HTML not wikitext & $link
Definition: hooks.txt:2929
$batch
$batch
Definition: linkcache.txt:23
true
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped noclasses just before the function returns a value If you return true
Definition: hooks.txt:1956
File\DELETED_FILE
const DELETED_FILE
Definition: File.php:53
Xml\input
static input( $name, $size=false, $value=false, $attribs=[])
Convenience function to build an HTML text input field.
Definition: Xml.php:274
SpecialPage\checkReadOnly
checkReadOnly()
If the wiki is currently in readonly mode, throws a ReadOnlyError.
Definition: SpecialPage.php:319
$t
$t
Definition: testCompression.php:67
SpecialUndelete\$mTarget
$mTarget
Definition: SpecialUndelete.php:35
SpecialPage\$linkRenderer
MediaWiki Linker LinkRenderer null $linkRenderer
Definition: SpecialPage.php:66
SpecialUndelete\undelete
undelete()
Definition: SpecialUndelete.php:1067
Html\element
static element( $element, $attribs=[], $contents='')
Identical to rawElement(), but HTML-escapes $contents (like Xml::element()).
Definition: Html.php:231
MediaWikiServices
injection txt This is an overview of how MediaWiki makes use of dependency injection The design described here grew from the discussion of RFC T384 The term dependency this means that anything an object needs to operate should be injected from the the object itself should only know narrow no concrete implementation of the logic it relies on The requirement to inject everything typically results in an architecture that based on two main types of and essentially stateless service objects that use other service objects to operate on the value objects As of the beginning MediaWiki is only starting to use the DI approach Much of the code still relies on global state or direct resulting in a highly cyclical dependency MediaWikiServices
Definition: injection.txt:23
SpecialUndelete\showFileConfirmationForm
showFileConfirmationForm( $key)
Show a form confirming whether a tokenless user really wants to see a file.
Definition: SpecialUndelete.php:584
ErrorPageError
An error page which can definitely be safely rendered using the OutputPage.
Definition: ErrorPageError.php:27
User
The User object encapsulates all of the user-specific settings (user_id, name, rights,...
Definition: User.php:50
Hooks\run
static run( $event, array $args=[], $deprecatedVersion=null)
Call hook functions defined in Hooks::register and $wgHooks.
Definition: Hooks.php:131
SpecialPage\outputHeader
outputHeader( $summaryMessageKey='')
Outputs a summary message on top of special pages Per default the message key is the canonical name o...
Definition: SpecialPage.php:583
ChangeTags\formatSummaryRow
static formatSummaryRow( $tags, $page, IContextSource $context=null)
Creates HTML for the given tags.
Definition: ChangeTags.php:52
Revision\DELETED_TEXT
const DELETED_TEXT
Definition: Revision.php:90
ArchivedFile\newFromRow
static newFromRow( $row)
Loads a file object from the filearchive table.
Definition: ArchivedFile.php:209
SpecialUndelete\loadRequest
loadRequest( $par)
Definition: SpecialUndelete.php:62
Xml\submitButton
static submitButton( $value, $attribs=[])
Convenience function to build an HTML submit button When $wgUseMediaWikiUIEverywhere is true it will ...
Definition: Xml.php:459
Xml\checkLabel
static checkLabel( $label, $name, $id, $checked=false, $attribs=[])
Convenience function to build an HTML checkbox with a label.
Definition: Xml.php:419
$out
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that probably a stub it is not rendered in wiki pages or galleries in category pages allow injecting custom HTML after the section Any uses of the hook need to handle escaping see BaseTemplate::getToolbox and BaseTemplate::makeListItem for details on the format of individual items inside of this array or by returning and letting standard HTTP rendering take place modifiable or by returning false and taking over the output $out
Definition: hooks.txt:783