MediaWiki  1.28.0
MovePage.php
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1 <?php
2 
23 
30 class MovePage {
31 
35  protected $oldTitle;
36 
40  protected $newTitle;
41 
42  public function __construct( Title $oldTitle, Title $newTitle ) {
43  $this->oldTitle = $oldTitle;
44  $this->newTitle = $newTitle;
45  }
46 
47  public function checkPermissions( User $user, $reason ) {
48  $status = new Status();
49 
50  $errors = wfMergeErrorArrays(
51  $this->oldTitle->getUserPermissionsErrors( 'move', $user ),
52  $this->oldTitle->getUserPermissionsErrors( 'edit', $user ),
53  $this->newTitle->getUserPermissionsErrors( 'move-target', $user ),
54  $this->newTitle->getUserPermissionsErrors( 'edit', $user )
55  );
56 
57  // Convert into a Status object
58  if ( $errors ) {
59  foreach ( $errors as $error ) {
60  call_user_func_array( [ $status, 'fatal' ], $error );
61  }
62  }
63 
64  if ( EditPage::matchSummarySpamRegex( $reason ) !== false ) {
65  // This is kind of lame, won't display nice
66  $status->fatal( 'spamprotectiontext' );
67  }
68 
69  $tp = $this->newTitle->getTitleProtection();
70  if ( $tp !== false && !$user->isAllowed( $tp['permission'] ) ) {
71  $status->fatal( 'cantmove-titleprotected' );
72  }
73 
74  Hooks::run( 'MovePageCheckPermissions',
75  [ $this->oldTitle, $this->newTitle, $user, $reason, $status ]
76  );
77 
78  return $status;
79  }
80 
88  public function isValidMove() {
89  global $wgContentHandlerUseDB;
90  $status = new Status();
91 
92  if ( $this->oldTitle->equals( $this->newTitle ) ) {
93  $status->fatal( 'selfmove' );
94  }
95  if ( !$this->oldTitle->isMovable() ) {
96  $status->fatal( 'immobile-source-namespace', $this->oldTitle->getNsText() );
97  }
98  if ( $this->newTitle->isExternal() ) {
99  $status->fatal( 'immobile-target-namespace-iw' );
100  }
101  if ( !$this->newTitle->isMovable() ) {
102  $status->fatal( 'immobile-target-namespace', $this->newTitle->getNsText() );
103  }
104 
105  $oldid = $this->oldTitle->getArticleID();
106 
107  if ( strlen( $this->newTitle->getDBkey() ) < 1 ) {
108  $status->fatal( 'articleexists' );
109  }
110  if (
111  ( $this->oldTitle->getDBkey() == '' ) ||
112  ( !$oldid ) ||
113  ( $this->newTitle->getDBkey() == '' )
114  ) {
115  $status->fatal( 'badarticleerror' );
116  }
117 
118  # The move is allowed only if (1) the target doesn't exist, or
119  # (2) the target is a redirect to the source, and has no history
120  # (so we can undo bad moves right after they're done).
121  if ( $this->newTitle->getArticleID() && !$this->isValidMoveTarget() ) {
122  $status->fatal( 'articleexists' );
123  }
124 
125  // Content model checks
126  if ( !$wgContentHandlerUseDB &&
127  $this->oldTitle->getContentModel() !== $this->newTitle->getContentModel() ) {
128  // can't move a page if that would change the page's content model
129  $status->fatal(
130  'bad-target-model',
131  ContentHandler::getLocalizedName( $this->oldTitle->getContentModel() ),
132  ContentHandler::getLocalizedName( $this->newTitle->getContentModel() )
133  );
134  } elseif (
135  !ContentHandler::getForTitle( $this->oldTitle )->canBeUsedOn( $this->newTitle )
136  ) {
137  $status->fatal(
138  'content-not-allowed-here',
139  ContentHandler::getLocalizedName( $this->oldTitle->getContentModel() ),
140  $this->newTitle->getPrefixedText()
141  );
142  }
143 
144  // Image-specific checks
145  if ( $this->oldTitle->inNamespace( NS_FILE ) ) {
146  $status->merge( $this->isValidFileMove() );
147  }
148 
149  if ( $this->newTitle->inNamespace( NS_FILE ) && !$this->oldTitle->inNamespace( NS_FILE ) ) {
150  $status->fatal( 'nonfile-cannot-move-to-file' );
151  }
152 
153  // Hook for extensions to say a title can't be moved for technical reasons
154  Hooks::run( 'MovePageIsValidMove', [ $this->oldTitle, $this->newTitle, $status ] );
155 
156  return $status;
157  }
158 
164  protected function isValidFileMove() {
165  $status = new Status();
166  $file = wfLocalFile( $this->oldTitle );
167  $file->load( File::READ_LATEST );
168  if ( $file->exists() ) {
169  if ( $this->newTitle->getText() != wfStripIllegalFilenameChars( $this->newTitle->getText() ) ) {
170  $status->fatal( 'imageinvalidfilename' );
171  }
172  if ( !File::checkExtensionCompatibility( $file, $this->newTitle->getDBkey() ) ) {
173  $status->fatal( 'imagetypemismatch' );
174  }
175  }
176 
177  if ( !$this->newTitle->inNamespace( NS_FILE ) ) {
178  $status->fatal( 'imagenocrossnamespace' );
179  }
180 
181  return $status;
182  }
183 
191  protected function isValidMoveTarget() {
192  # Is it an existing file?
193  if ( $this->newTitle->inNamespace( NS_FILE ) ) {
194  $file = wfLocalFile( $this->newTitle );
195  $file->load( File::READ_LATEST );
196  if ( $file->exists() ) {
197  wfDebug( __METHOD__ . ": file exists\n" );
198  return false;
199  }
200  }
201  # Is it a redirect with no history?
202  if ( !$this->newTitle->isSingleRevRedirect() ) {
203  wfDebug( __METHOD__ . ": not a one-rev redirect\n" );
204  return false;
205  }
206  # Get the article text
207  $rev = Revision::newFromTitle( $this->newTitle, false, Revision::READ_LATEST );
208  if ( !is_object( $rev ) ) {
209  return false;
210  }
211  $content = $rev->getContent();
212  # Does the redirect point to the source?
213  # Or is it a broken self-redirect, usually caused by namespace collisions?
214  $redirTitle = $content ? $content->getRedirectTarget() : null;
215 
216  if ( $redirTitle ) {
217  if ( $redirTitle->getPrefixedDBkey() !== $this->oldTitle->getPrefixedDBkey() &&
218  $redirTitle->getPrefixedDBkey() !== $this->newTitle->getPrefixedDBkey() ) {
219  wfDebug( __METHOD__ . ": redirect points to other page\n" );
220  return false;
221  } else {
222  return true;
223  }
224  } else {
225  # Fail safe (not a redirect after all. strange.)
226  wfDebug( __METHOD__ . ": failsafe: database says " . $this->newTitle->getPrefixedDBkey() .
227  " is a redirect, but it doesn't contain a valid redirect.\n" );
228  return false;
229  }
230  }
231 
238  public function move( User $user, $reason, $createRedirect ) {
239  global $wgCategoryCollation;
240 
241  Hooks::run( 'TitleMove', [ $this->oldTitle, $this->newTitle, $user ] );
242 
243  // If it is a file, move it first.
244  // It is done before all other moving stuff is done because it's hard to revert.
245  $dbw = wfGetDB( DB_MASTER );
246  if ( $this->oldTitle->getNamespace() == NS_FILE ) {
247  $file = wfLocalFile( $this->oldTitle );
248  $file->load( File::READ_LATEST );
249  if ( $file->exists() ) {
250  $status = $file->move( $this->newTitle );
251  if ( !$status->isOK() ) {
252  return $status;
253  }
254  }
255  // Clear RepoGroup process cache
256  RepoGroup::singleton()->clearCache( $this->oldTitle );
257  RepoGroup::singleton()->clearCache( $this->newTitle ); # clear false negative cache
258  }
259 
260  $dbw->startAtomic( __METHOD__ );
261 
262  Hooks::run( 'TitleMoveStarting', [ $this->oldTitle, $this->newTitle, $user ] );
263 
264  $pageid = $this->oldTitle->getArticleID( Title::GAID_FOR_UPDATE );
265  $protected = $this->oldTitle->isProtected();
266 
267  // Do the actual move; if this fails, it will throw an MWException(!)
268  $nullRevision = $this->moveToInternal( $user, $this->newTitle, $reason, $createRedirect );
269 
270  // Refresh the sortkey for this row. Be careful to avoid resetting
271  // cl_timestamp, which may disturb time-based lists on some sites.
272  // @todo This block should be killed, it's duplicating code
273  // from LinksUpdate::getCategoryInsertions() and friends.
274  $prefixes = $dbw->select(
275  'categorylinks',
276  [ 'cl_sortkey_prefix', 'cl_to' ],
277  [ 'cl_from' => $pageid ],
278  __METHOD__
279  );
280  if ( $this->newTitle->getNamespace() == NS_CATEGORY ) {
281  $type = 'subcat';
282  } elseif ( $this->newTitle->getNamespace() == NS_FILE ) {
283  $type = 'file';
284  } else {
285  $type = 'page';
286  }
287  foreach ( $prefixes as $prefixRow ) {
288  $prefix = $prefixRow->cl_sortkey_prefix;
289  $catTo = $prefixRow->cl_to;
290  $dbw->update( 'categorylinks',
291  [
292  'cl_sortkey' => Collation::singleton()->getSortKey(
293  $this->newTitle->getCategorySortkey( $prefix ) ),
294  'cl_collation' => $wgCategoryCollation,
295  'cl_type' => $type,
296  'cl_timestamp=cl_timestamp' ],
297  [
298  'cl_from' => $pageid,
299  'cl_to' => $catTo ],
300  __METHOD__
301  );
302  }
303 
304  $redirid = $this->oldTitle->getArticleID();
305 
306  if ( $protected ) {
307  # Protect the redirect title as the title used to be...
308  $res = $dbw->select(
309  'page_restrictions',
310  '*',
311  [ 'pr_page' => $pageid ],
312  __METHOD__,
313  'FOR UPDATE'
314  );
315  $rowsInsert = [];
316  foreach ( $res as $row ) {
317  $rowsInsert[] = [
318  'pr_page' => $redirid,
319  'pr_type' => $row->pr_type,
320  'pr_level' => $row->pr_level,
321  'pr_cascade' => $row->pr_cascade,
322  'pr_user' => $row->pr_user,
323  'pr_expiry' => $row->pr_expiry
324  ];
325  }
326  $dbw->insert( 'page_restrictions', $rowsInsert, __METHOD__, [ 'IGNORE' ] );
327 
328  // Build comment for log
330  'prot_1movedto2',
331  $this->oldTitle->getPrefixedText(),
332  $this->newTitle->getPrefixedText()
333  )->inContentLanguage()->text();
334  if ( $reason ) {
335  $comment .= wfMessage( 'colon-separator' )->inContentLanguage()->text() . $reason;
336  }
337 
338  // reread inserted pr_ids for log relation
339  $insertedPrIds = $dbw->select(
340  'page_restrictions',
341  'pr_id',
342  [ 'pr_page' => $redirid ],
343  __METHOD__
344  );
345  $logRelationsValues = [];
346  foreach ( $insertedPrIds as $prid ) {
347  $logRelationsValues[] = $prid->pr_id;
348  }
349 
350  // Update the protection log
351  $logEntry = new ManualLogEntry( 'protect', 'move_prot' );
352  $logEntry->setTarget( $this->newTitle );
353  $logEntry->setComment( $comment );
354  $logEntry->setPerformer( $user );
355  $logEntry->setParameters( [
356  '4::oldtitle' => $this->oldTitle->getPrefixedText(),
357  ] );
358  $logEntry->setRelations( [ 'pr_id' => $logRelationsValues ] );
359  $logId = $logEntry->insert();
360  $logEntry->publish( $logId );
361  }
362 
363  // Update *_from_namespace fields as needed
364  if ( $this->oldTitle->getNamespace() != $this->newTitle->getNamespace() ) {
365  $dbw->update( 'pagelinks',
366  [ 'pl_from_namespace' => $this->newTitle->getNamespace() ],
367  [ 'pl_from' => $pageid ],
368  __METHOD__
369  );
370  $dbw->update( 'templatelinks',
371  [ 'tl_from_namespace' => $this->newTitle->getNamespace() ],
372  [ 'tl_from' => $pageid ],
373  __METHOD__
374  );
375  $dbw->update( 'imagelinks',
376  [ 'il_from_namespace' => $this->newTitle->getNamespace() ],
377  [ 'il_from' => $pageid ],
378  __METHOD__
379  );
380  }
381 
382  # Update watchlists
383  $oldtitle = $this->oldTitle->getDBkey();
384  $newtitle = $this->newTitle->getDBkey();
385  $oldsnamespace = MWNamespace::getSubject( $this->oldTitle->getNamespace() );
386  $newsnamespace = MWNamespace::getSubject( $this->newTitle->getNamespace() );
387  if ( $oldsnamespace != $newsnamespace || $oldtitle != $newtitle ) {
388  $store = MediaWikiServices::getInstance()->getWatchedItemStore();
389  $store->duplicateAllAssociatedEntries( $this->oldTitle, $this->newTitle );
390  }
391 
392  Hooks::run(
393  'TitleMoveCompleting',
394  [ $this->oldTitle, $this->newTitle,
395  $user, $pageid, $redirid, $reason, $nullRevision ]
396  );
397 
398  $dbw->endAtomic( __METHOD__ );
399 
400  $params = [
403  &$user,
404  $pageid,
405  $redirid,
406  $reason,
407  $nullRevision
408  ];
409  // Keep each single hook handler atomic
412  $dbw,
413  __METHOD__,
414  function () use ( $params ) {
415  Hooks::run( 'TitleMoveComplete', $params );
416  }
417  )
418  );
419 
420  return Status::newGood();
421  }
422 
436  private function moveToInternal( User $user, &$nt, $reason = '', $createRedirect = true ) {
438 
439  if ( $nt->exists() ) {
440  $moveOverRedirect = true;
441  $logType = 'move_redir';
442  } else {
443  $moveOverRedirect = false;
444  $logType = 'move';
445  }
446 
447  if ( $moveOverRedirect ) {
448  $overwriteMessage = wfMessage(
449  'delete_and_move_reason',
450  $this->oldTitle->getPrefixedText()
451  )->text();
452  $newpage = WikiPage::factory( $nt );
453  $errs = [];
454  $status = $newpage->doDeleteArticleReal(
455  $overwriteMessage,
456  /* $suppress */ false,
457  $nt->getArticleID(),
458  /* $commit */ false,
459  $errs,
460  $user,
461  [],
462  'delete_redir'
463  );
464 
465  if ( !$status->isGood() ) {
466  throw new MWException( 'Failed to delete page-move revision: ' . $status );
467  }
468 
469  $nt->resetArticleID( false );
470  }
471 
472  if ( $createRedirect ) {
473  if ( $this->oldTitle->getNamespace() == NS_CATEGORY
474  && !wfMessage( 'category-move-redirect-override' )->inContentLanguage()->isDisabled()
475  ) {
476  $redirectContent = new WikitextContent(
477  wfMessage( 'category-move-redirect-override' )
478  ->params( $nt->getPrefixedText() )->inContentLanguage()->plain() );
479  } else {
480  $contentHandler = ContentHandler::getForTitle( $this->oldTitle );
481  $redirectContent = $contentHandler->makeRedirectContent( $nt,
482  wfMessage( 'move-redirect-text' )->inContentLanguage()->plain() );
483  }
484 
485  // NOTE: If this page's content model does not support redirects, $redirectContent will be null.
486  } else {
487  $redirectContent = null;
488  }
489 
490  // Figure out whether the content model is no longer the default
491  $oldDefault = ContentHandler::getDefaultModelFor( $this->oldTitle );
492  $contentModel = $this->oldTitle->getContentModel();
493  $newDefault = ContentHandler::getDefaultModelFor( $nt );
494  $defaultContentModelChanging = ( $oldDefault !== $newDefault
495  && $oldDefault === $contentModel );
496 
497  // bug 57084: log_page should be the ID of the *moved* page
498  $oldid = $this->oldTitle->getArticleID();
499  $logTitle = clone $this->oldTitle;
500 
501  $logEntry = new ManualLogEntry( 'move', $logType );
502  $logEntry->setPerformer( $user );
503  $logEntry->setTarget( $logTitle );
504  $logEntry->setComment( $reason );
505  $logEntry->setParameters( [
506  '4::target' => $nt->getPrefixedText(),
507  '5::noredir' => $redirectContent ? '0': '1',
508  ] );
509 
510  $formatter = LogFormatter::newFromEntry( $logEntry );
511  $formatter->setContext( RequestContext::newExtraneousContext( $this->oldTitle ) );
512  $comment = $formatter->getPlainActionText();
513  if ( $reason ) {
514  $comment .= wfMessage( 'colon-separator' )->inContentLanguage()->text() . $reason;
515  }
516  # Truncate for whole multibyte characters.
517  $comment = $wgContLang->truncate( $comment, 255 );
518 
519  $dbw = wfGetDB( DB_MASTER );
520 
521  $oldpage = WikiPage::factory( $this->oldTitle );
522  $oldcountable = $oldpage->isCountable();
523 
524  $newpage = WikiPage::factory( $nt );
525 
526  # Save a null revision in the page's history notifying of the move
527  $nullRevision = Revision::newNullRevision( $dbw, $oldid, $comment, true, $user );
528  if ( !is_object( $nullRevision ) ) {
529  throw new MWException( 'No valid null revision produced in ' . __METHOD__ );
530  }
531 
532  $nullRevision->insertOn( $dbw );
533 
534  # Change the name of the target page:
535  $dbw->update( 'page',
536  /* SET */ [
537  'page_namespace' => $nt->getNamespace(),
538  'page_title' => $nt->getDBkey(),
539  ],
540  /* WHERE */ [ 'page_id' => $oldid ],
541  __METHOD__
542  );
543 
544  if ( !$redirectContent ) {
545  // Clean up the old title *before* reset article id - bug 45348
546  WikiPage::onArticleDelete( $this->oldTitle );
547  }
548 
549  $this->oldTitle->resetArticleID( 0 ); // 0 == non existing
550  $nt->resetArticleID( $oldid );
551  $newpage->loadPageData( WikiPage::READ_LOCKING ); // bug 46397
552 
553  $newpage->updateRevisionOn( $dbw, $nullRevision );
554 
555  Hooks::run( 'NewRevisionFromEditComplete',
556  [ $newpage, $nullRevision, $nullRevision->getParentId(), $user ] );
557 
558  $newpage->doEditUpdates( $nullRevision, $user,
559  [ 'changed' => false, 'moved' => true, 'oldcountable' => $oldcountable ] );
560 
561  // If the default content model changes, we need to populate rev_content_model
562  if ( $defaultContentModelChanging ) {
563  $dbw->update(
564  'revision',
565  [ 'rev_content_model' => $contentModel ],
566  [ 'rev_page' => $nt->getArticleID(), 'rev_content_model IS NULL' ],
567  __METHOD__
568  );
569  }
570 
572 
573  # Recreate the redirect, this time in the other direction.
574  if ( $redirectContent ) {
575  $redirectArticle = WikiPage::factory( $this->oldTitle );
576  $redirectArticle->loadFromRow( false, WikiPage::READ_LOCKING ); // bug 46397
577  $newid = $redirectArticle->insertOn( $dbw );
578  if ( $newid ) { // sanity
579  $this->oldTitle->resetArticleID( $newid );
580  $redirectRevision = new Revision( [
581  'title' => $this->oldTitle, // for determining the default content model
582  'page' => $newid,
583  'user_text' => $user->getName(),
584  'user' => $user->getId(),
585  'comment' => $comment,
586  'content' => $redirectContent ] );
587  $redirectRevision->insertOn( $dbw );
588  $redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
589 
590  Hooks::run( 'NewRevisionFromEditComplete',
591  [ $redirectArticle, $redirectRevision, false, $user ] );
592 
593  $redirectArticle->doEditUpdates( $redirectRevision, $user, [ 'created' => true ] );
594  }
595  }
596 
597  # Log the move
598  $logid = $logEntry->insert();
599  $logEntry->publish( $logid );
600 
601  return $nullRevision;
602  }
603 }
static factory(Title $title)
Create a WikiPage object of the appropriate class for the given title.
Definition: WikiPage.php:115
static onArticleCreate(Title $title)
The onArticle*() functions are supposed to be a kind of hooks which should be called whenever any of ...
Definition: WikiPage.php:3372
wfGetDB($db, $groups=[], $wiki=false)
Get a Database object.
either a plain
Definition: hooks.txt:1987
Handles the backend logic of moving a page from one title to another.
Definition: MovePage.php:30
Apache License January AND DISTRIBUTION Definitions License shall mean the terms and conditions for use
static singleton()
Definition: Collation.php:34
static newFromEntry(LogEntry $entry)
Constructs a new formatter suitable for given entry.
const READ_LOCKING
Constants for object loading bitfield flags (higher => higher QoS)
$comment
static getDefaultModelFor(Title $title)
Returns the name of the default content model to be used for the page with the given title...
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
when a variable name is used in a it is silently declared as a new local masking the global
Definition: design.txt:93
static newFromTitle(LinkTarget $linkTarget, $id=0, $flags=0)
Load either the current, or a specified, revision that's attached to a given link target...
Definition: Revision.php:128
wfLocalFile($title)
Get an object referring to a locally registered file.
wfStripIllegalFilenameChars($name)
Replace all invalid characters with '-'.
const DB_MASTER
Definition: defines.php:23
getName()
Get the user name, or the IP of an anonymous user.
Definition: User.php:2108
wfDebug($text, $dest= 'all', array $context=[])
Sends a line to the debug log if enabled or, optionally, to a comment in output.
static matchSummarySpamRegex($text)
Check given input text against $wgSummarySpamRegex, and return the text of the first match...
Definition: EditPage.php:2304
you have access to all of the normal MediaWiki so you can get a DB use the cache
Definition: maintenance.txt:52
static getLocalizedName($name, Language $lang=null)
Returns the localized name for a given content model.
move(User $user, $reason, $createRedirect)
Definition: MovePage.php:238
wfMergeErrorArrays()
Merge arrays in the style of getUserPermissionsErrors, with duplicate removal e.g.
checkPermissions(User $user, $reason)
Definition: MovePage.php:47
isAllowed($action= '')
Internal mechanics of testing a permission.
Definition: User.php:3443
moveToInternal(User $user, &$nt, $reason= '', $createRedirect=true)
Move page to a title which is either a redirect to the source page or nonexistent.
Definition: MovePage.php:436
either a unescaped string or a HtmlArmor object after in associative array form externallinks including delete and has completed for all link tables whether this was an auto creation default is conds Array Extra conditions for the No matching items in log is displayed if loglist is empty msgKey Array If you want a nice box with a set this to the key of the message First element is the message additional optional elements are parameters for the key that are processed with wfMessage() -> params() ->parseAsBlock()-offset Set to overwrite offset parameter in $wgRequest set to ''to unsetoffset-wrap String Wrap the message in html(usually something like"&lt
$res
Definition: database.txt:21
static singleton()
Get a RepoGroup instance.
Definition: RepoGroup.php:59
static newNullRevision($dbw, $pageId, $summary, $minor, $user=null)
Create a new null-revision for insertion into a page's history.
Definition: Revision.php:1678
const GAID_FOR_UPDATE
Used to be GAID_FOR_UPDATE define.
Definition: Title.php:51
Deferrable Update for closure/callback updates via IDatabase::doAtomicSection()
$params
const NS_CATEGORY
Definition: Defines.php:70
static newExtraneousContext(Title $title, $request=[])
Create a new extraneous context.
static newGood($value=null)
Factory function for good results.
Definition: StatusValue.php:76
static run($event, array $args=[], $deprecatedVersion=null)
Call hook functions defined in Hooks::register and $wgHooks.
Definition: Hooks.php:131
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
const NS_FILE
Definition: Defines.php:62
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:1721
Content object for wiki text pages.
static getForTitle(Title $title)
Returns the appropriate ContentHandler singleton for the given title.
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
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 local account $user
Definition: hooks.txt:242
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
isValidFileMove()
Sanity checks for when a file is being moved.
Definition: MovePage.php:164
static checkExtensionCompatibility(File $old, $new)
Checks if file extensions are compatible.
Definition: File.php:248
static addUpdate(DeferrableUpdate $update, $stage=self::POSTSEND)
Add an update to the deferred list to be run later by execute()
Class for creating log entries manually, to inject them into the database.
Definition: LogEntry.php:394
__construct(Title $oldTitle, Title $newTitle)
Definition: MovePage.php:42
isValidMoveTarget()
Checks if $this can be moved to a given Title.
Definition: MovePage.php:191
getId()
Get the user's ID.
Definition: User.php:2083
insertOn($dbw)
Insert a new revision into the database, returning the new revision ID number on success and dies hor...
Definition: Revision.php:1396
this hook is for auditing only RecentChangesLinked and Watchlist RecentChangesLinked and Watchlist e g Watchlist 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:1046
static onArticleDelete(Title $title)
Clears caches when article is deleted.
Definition: WikiPage.php:3398
this class mediates it Skin Encapsulates a look and feel for the wiki All of the functions that render HTML and make choices about how to render it are here and are called from various other places when and is meant to be subclassed with other skins that may override some of its functions The User object contains a reference to a and so rather than having a global skin object we just rely on the global User and get the skin with $wgUser and also has some character encoding functions and other locale stuff The current user interface language is instantiated as and the local content language as $wgContLang
Definition: design.txt:56
this hook is for auditing only RecentChangesLinked and Watchlist RecentChangesLinked and Watchlist e g Watchlist 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:1046
Title $oldTitle
Definition: MovePage.php:35
isValidMove()
Does various sanity checks that the move is valid.
Definition: MovePage.php:88
static getSubject($index)
Get the subject namespace index for a given namespace Special namespaces (NS_MEDIA, NS_SPECIAL) are always the subject.
Title $newTitle
Definition: MovePage.php:40
do that in ParserLimitReportFormat instead use this to modify the parameters of the image and a DIV can begin in one section and end in another Make sure your code can handle that case gracefully See the EditSectionClearerLink extension for an example zero but section is usually empty its values are the globals values before the output is cached one of or reset my talk my contributions etc etc otherwise the built in rate limiting checks are if enabled allows for interception of redirect as a string mapping parameter names to values & $type
Definition: hooks.txt:2491