MediaWiki  REL1_31
namespaceDupes.php
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1 <?php
27 require_once __DIR__ . '/Maintenance.php';
28 
33 
41 
45  protected $db;
46 
47  private $resolvablePages = 0;
48  private $totalPages = 0;
49 
50  private $resolvableLinks = 0;
51  private $totalLinks = 0;
52 
53  public function __construct() {
54  parent::__construct();
55  $this->addDescription( 'Find and fix pages affected by namespace addition/removal' );
56  $this->addOption( 'fix', 'Attempt to automatically fix errors' );
57  $this->addOption( 'merge', "Instead of renaming conflicts, do a history merge with " .
58  "the correct title" );
59  $this->addOption( 'add-suffix', "Dupes will be renamed with correct namespace with " .
60  "<text> appended after the article name", false, true );
61  $this->addOption( 'add-prefix', "Dupes will be renamed with correct namespace with " .
62  "<text> prepended before the article name", false, true );
63  $this->addOption( 'source-pseudo-namespace', "Move all pages with the given source " .
64  "prefix (with an implied colon following it). If --dest-namespace is not specified, " .
65  "the colon will be replaced with a hyphen.",
66  false, true );
67  $this->addOption( 'dest-namespace', "In combination with --source-pseudo-namespace, " .
68  "specify the namespace ID of the destination.", false, true );
69  $this->addOption( 'move-talk', "If this is specified, pages in the Talk namespace that " .
70  "begin with a conflicting prefix will be renamed, for example " .
71  "Talk:File:Foo -> File_Talk:Foo" );
72  }
73 
74  public function execute() {
75  $this->db = $this->getDB( DB_MASTER );
76 
77  $options = [
78  'fix' => $this->hasOption( 'fix' ),
79  'merge' => $this->hasOption( 'merge' ),
80  'add-suffix' => $this->getOption( 'add-suffix', '' ),
81  'add-prefix' => $this->getOption( 'add-prefix', '' ),
82  'move-talk' => $this->hasOption( 'move-talk' ),
83  'source-pseudo-namespace' => $this->getOption( 'source-pseudo-namespace', '' ),
84  'dest-namespace' => intval( $this->getOption( 'dest-namespace', 0 ) ) ];
85 
86  if ( $options['source-pseudo-namespace'] !== '' ) {
87  $retval = $this->checkPrefix( $options );
88  } else {
89  $retval = $this->checkAll( $options );
90  }
91 
92  if ( $retval ) {
93  $this->output( "\nLooks good!\n" );
94  } else {
95  $this->output( "\nOh noeees\n" );
96  }
97  }
98 
106  private function checkAll( $options ) {
108 
109  $spaces = [];
110 
111  // List interwikis first, so they'll be overridden
112  // by any conflicting local namespaces.
113  foreach ( $this->getInterwikiList() as $prefix ) {
114  $name = $wgContLang->ucfirst( $prefix );
115  $spaces[$name] = 0;
116  }
117 
118  // Now pull in all canonical and alias namespaces...
119  foreach ( MWNamespace::getCanonicalNamespaces() as $ns => $name ) {
120  // This includes $wgExtraNamespaces
121  if ( $name !== '' ) {
122  $spaces[$name] = $ns;
123  }
124  }
125  foreach ( $wgContLang->getNamespaces() as $ns => $name ) {
126  if ( $name !== '' ) {
127  $spaces[$name] = $ns;
128  }
129  }
130  foreach ( $wgNamespaceAliases as $name => $ns ) {
131  $spaces[$name] = $ns;
132  }
133  foreach ( $wgContLang->getNamespaceAliases() as $name => $ns ) {
134  $spaces[$name] = $ns;
135  }
136 
137  // We'll need to check for lowercase keys as well,
138  // since we're doing case-sensitive searches in the db.
139  foreach ( $spaces as $name => $ns ) {
140  $moreNames = [];
141  $moreNames[] = $wgContLang->uc( $name );
142  $moreNames[] = $wgContLang->ucfirst( $wgContLang->lc( $name ) );
143  $moreNames[] = $wgContLang->ucwords( $name );
144  $moreNames[] = $wgContLang->ucwords( $wgContLang->lc( $name ) );
145  $moreNames[] = $wgContLang->ucwordbreaks( $name );
146  $moreNames[] = $wgContLang->ucwordbreaks( $wgContLang->lc( $name ) );
147  if ( !$wgCapitalLinks ) {
148  foreach ( $moreNames as $altName ) {
149  $moreNames[] = $wgContLang->lcfirst( $altName );
150  }
151  $moreNames[] = $wgContLang->lcfirst( $name );
152  }
153  foreach ( array_unique( $moreNames ) as $altName ) {
154  if ( $altName !== $name ) {
155  $spaces[$altName] = $ns;
156  }
157  }
158  }
159 
160  // Sort by namespace index, and if there are two with the same index,
161  // break the tie by sorting by name
162  $origSpaces = $spaces;
163  uksort( $spaces, function ( $a, $b ) use ( $origSpaces ) {
164  if ( $origSpaces[$a] < $origSpaces[$b] ) {
165  return -1;
166  } elseif ( $origSpaces[$a] > $origSpaces[$b] ) {
167  return 1;
168  } elseif ( $a < $b ) {
169  return -1;
170  } elseif ( $a > $b ) {
171  return 1;
172  } else {
173  return 0;
174  }
175  } );
176 
177  $ok = true;
178  foreach ( $spaces as $name => $ns ) {
179  $ok = $this->checkNamespace( $ns, $name, $options ) && $ok;
180  }
181 
182  $this->output( "{$this->totalPages} pages to fix, " .
183  "{$this->resolvablePages} were resolvable.\n\n" );
184 
185  foreach ( $spaces as $name => $ns ) {
186  if ( $ns != 0 ) {
187  /* Fix up link destinations for non-interwiki links only.
188  *
189  * For example if a page has [[Foo:Bar]] and then a Foo namespace
190  * is introduced, pagelinks needs to be updated to have
191  * page_namespace = NS_FOO.
192  *
193  * If instead an interwiki prefix was introduced called "Foo",
194  * the link should instead be moved to the iwlinks table. If a new
195  * language is introduced called "Foo", or if there is a pagelink
196  * [[fr:Bar]] when interlanguage magic links are turned on, the
197  * link would have to be moved to the langlinks table. Let's put
198  * those cases in the too-hard basket for now. The consequences are
199  * not especially severe.
200  * @fixme Handle interwiki links, and pagelinks to Category:, File:
201  * which probably need reparsing.
202  */
203 
204  $this->checkLinkTable( 'pagelinks', 'pl', $ns, $name, $options );
205  $this->checkLinkTable( 'templatelinks', 'tl', $ns, $name, $options );
206 
207  // The redirect table has interwiki links randomly mixed in, we
208  // need to filter those out. For example [[w:Foo:Bar]] would
209  // have rd_interwiki=w and rd_namespace=0, which would match the
210  // query for a conflicting namespace "Foo" if filtering wasn't done.
211  $this->checkLinkTable( 'redirect', 'rd', $ns, $name, $options,
212  [ 'rd_interwiki' => null ] );
213  $this->checkLinkTable( 'redirect', 'rd', $ns, $name, $options,
214  [ 'rd_interwiki' => '' ] );
215  }
216  }
217 
218  $this->output( "{$this->totalLinks} links to fix, " .
219  "{$this->resolvableLinks} were resolvable.\n" );
220 
221  return $ok;
222  }
223 
229  private function getInterwikiList() {
230  $result = MediaWikiServices::getInstance()->getInterwikiLookup()->getAllPrefixes();
231  $prefixes = [];
232  foreach ( $result as $row ) {
233  $prefixes[] = $row['iw_prefix'];
234  }
235 
236  return $prefixes;
237  }
238 
247  private function checkNamespace( $ns, $name, $options ) {
248  $targets = $this->getTargetList( $ns, $name, $options );
249  $count = $targets->numRows();
250  $this->totalPages += $count;
251  if ( $count == 0 ) {
252  return true;
253  }
254 
255  $dryRunNote = $options['fix'] ? '' : ' DRY RUN ONLY';
256 
257  $ok = true;
258  foreach ( $targets as $row ) {
259  // Find the new title and determine the action to take
260 
261  $newTitle = $this->getDestinationTitle( $ns, $name,
262  $row->page_namespace, $row->page_title, $options );
263  $logStatus = false;
264  if ( !$newTitle ) {
265  $logStatus = 'invalid title';
266  $action = 'abort';
267  } elseif ( $newTitle->exists() ) {
268  if ( $options['merge'] ) {
269  if ( $this->canMerge( $row->page_id, $newTitle, $logStatus ) ) {
270  $action = 'merge';
271  } else {
272  $action = 'abort';
273  }
274  } elseif ( $options['add-prefix'] == '' && $options['add-suffix'] == '' ) {
275  $action = 'abort';
276  $logStatus = 'dest title exists and --add-prefix not specified';
277  } else {
278  $newTitle = $this->getAlternateTitle( $newTitle, $options );
279  if ( !$newTitle ) {
280  $action = 'abort';
281  $logStatus = 'alternate title is invalid';
282  } elseif ( $newTitle->exists() ) {
283  $action = 'abort';
284  $logStatus = 'title conflict';
285  } else {
286  $action = 'move';
287  $logStatus = 'alternate';
288  }
289  }
290  } else {
291  $action = 'move';
292  $logStatus = 'no conflict';
293  }
294 
295  // Take the action or log a dry run message
296 
297  $logTitle = "id={$row->page_id} ns={$row->page_namespace} dbk={$row->page_title}";
298  $pageOK = true;
299 
300  switch ( $action ) {
301  case 'abort':
302  $this->output( "$logTitle *** $logStatus\n" );
303  $pageOK = false;
304  break;
305  case 'move':
306  $this->output( "$logTitle -> " .
307  $newTitle->getPrefixedDBkey() . " ($logStatus)$dryRunNote\n" );
308 
309  if ( $options['fix'] ) {
310  $pageOK = $this->movePage( $row->page_id, $newTitle );
311  }
312  break;
313  case 'merge':
314  $this->output( "$logTitle => " .
315  $newTitle->getPrefixedDBkey() . " (merge)$dryRunNote\n" );
316 
317  if ( $options['fix'] ) {
318  $pageOK = $this->mergePage( $row, $newTitle );
319  }
320  break;
321  }
322 
323  if ( $pageOK ) {
324  $this->resolvablePages++;
325  } else {
326  $ok = false;
327  }
328  }
329 
330  return $ok;
331  }
332 
342  private function checkLinkTable( $table, $fieldPrefix, $ns, $name, $options,
343  $extraConds = []
344  ) {
345  $batchConds = [];
346  $fromField = "{$fieldPrefix}_from";
347  $namespaceField = "{$fieldPrefix}_namespace";
348  $titleField = "{$fieldPrefix}_title";
349  $batchSize = 500;
350  while ( true ) {
351  $res = $this->db->select(
352  $table,
353  [ $fromField, $namespaceField, $titleField ],
354  array_merge( $batchConds, $extraConds, [
355  $namespaceField => 0,
356  $titleField . $this->db->buildLike( "$name:", $this->db->anyString() )
357  ] ),
358  __METHOD__,
359  [
360  'ORDER BY' => [ $titleField, $fromField ],
361  'LIMIT' => $batchSize
362  ]
363  );
364 
365  if ( $res->numRows() == 0 ) {
366  break;
367  }
368  foreach ( $res as $row ) {
369  $logTitle = "from={$row->$fromField} ns={$row->$namespaceField} " .
370  "dbk={$row->$titleField}";
371  $destTitle = $this->getDestinationTitle( $ns, $name,
372  $row->$namespaceField, $row->$titleField, $options );
373  $this->totalLinks++;
374  if ( !$destTitle ) {
375  $this->output( "$table $logTitle *** INVALID\n" );
376  continue;
377  }
378  $this->resolvableLinks++;
379  if ( !$options['fix'] ) {
380  $this->output( "$table $logTitle -> " .
381  $destTitle->getPrefixedDBkey() . " DRY RUN\n" );
382  continue;
383  }
384 
385  $this->db->update( $table,
386  // SET
387  [
388  $namespaceField => $destTitle->getNamespace(),
389  $titleField => $destTitle->getDBkey()
390  ],
391  // WHERE
392  [
393  $namespaceField => 0,
394  $titleField => $row->$titleField,
395  $fromField => $row->$fromField
396  ],
397  __METHOD__,
398  [ 'IGNORE' ]
399  );
400  $this->output( "$table $logTitle -> " .
401  $destTitle->getPrefixedDBkey() . "\n" );
402  }
403  $encLastTitle = $this->db->addQuotes( $row->$titleField );
404  $encLastFrom = $this->db->addQuotes( $row->$fromField );
405 
406  $batchConds = [
407  "$titleField > $encLastTitle " .
408  "OR ($titleField = $encLastTitle AND $fromField > $encLastFrom)" ];
409 
410  wfWaitForSlaves();
411  }
412  }
413 
421  private function checkPrefix( $options ) {
422  $prefix = $options['source-pseudo-namespace'];
423  $ns = $options['dest-namespace'];
424  $this->output( "Checking prefix \"$prefix\" vs namespace $ns\n" );
425 
426  return $this->checkNamespace( $ns, $prefix, $options );
427  }
428 
439  private function getTargetList( $ns, $name, $options ) {
440  if ( $options['move-talk'] && MWNamespace::isSubject( $ns ) ) {
441  $checkNamespaces = [ NS_MAIN, NS_TALK ];
442  } else {
443  $checkNamespaces = NS_MAIN;
444  }
445 
446  return $this->db->select( 'page',
447  [
448  'page_id',
449  'page_title',
450  'page_namespace',
451  ],
452  [
453  'page_namespace' => $checkNamespaces,
454  'page_title' . $this->db->buildLike( "$name:", $this->db->anyString() ),
455  ],
456  __METHOD__
457  );
458  }
459 
469  private function getDestinationTitle( $ns, $name, $sourceNs, $sourceDbk, $options ) {
470  $dbk = substr( $sourceDbk, strlen( "$name:" ) );
471  if ( $ns == 0 ) {
472  // An interwiki; try an alternate encoding with '-' for ':'
473  $dbk = "$name-" . $dbk;
474  }
475  $destNS = $ns;
476  if ( $sourceNs == NS_TALK && MWNamespace::isSubject( $ns ) ) {
477  // This is an associated talk page moved with the --move-talk feature.
478  $destNS = MWNamespace::getTalk( $destNS );
479  }
480  $newTitle = Title::makeTitleSafe( $destNS, $dbk );
481  if ( !$newTitle || !$newTitle->canExist() ) {
482  return false;
483  }
484  return $newTitle;
485  }
486 
495  private function getAlternateTitle( LinkTarget $linkTarget, $options ) {
496  $prefix = $options['add-prefix'];
497  $suffix = $options['add-suffix'];
498  if ( $prefix == '' && $suffix == '' ) {
499  return false;
500  }
501  while ( true ) {
502  $dbk = $prefix . $linkTarget->getDBkey() . $suffix;
503  $title = Title::makeTitleSafe( $linkTarget->getNamespace(), $dbk );
504  if ( !$title ) {
505  return false;
506  }
507  if ( !$title->exists() ) {
508  return $title;
509  }
510  }
511  }
512 
520  private function movePage( $id, LinkTarget $newLinkTarget ) {
521  $this->db->update( 'page',
522  [
523  "page_namespace" => $newLinkTarget->getNamespace(),
524  "page_title" => $newLinkTarget->getDBkey(),
525  ],
526  [
527  "page_id" => $id,
528  ],
529  __METHOD__ );
530 
531  // Update *_from_namespace in links tables
532  $fromNamespaceTables = [
533  [ 'pagelinks', 'pl' ],
534  [ 'templatelinks', 'tl' ],
535  [ 'imagelinks', 'il' ] ];
536  foreach ( $fromNamespaceTables as $tableInfo ) {
537  list( $table, $fieldPrefix ) = $tableInfo;
538  $this->db->update( $table,
539  // SET
540  [ "{$fieldPrefix}_from_namespace" => $newLinkTarget->getNamespace() ],
541  // WHERE
542  [ "{$fieldPrefix}_from" => $id ],
543  __METHOD__ );
544  }
545 
546  return true;
547  }
548 
561  private function canMerge( $id, LinkTarget $linkTarget, &$logStatus ) {
562  $latestDest = Revision::newFromTitle( $linkTarget, 0, Revision::READ_LATEST );
563  $latestSource = Revision::newFromPageId( $id, 0, Revision::READ_LATEST );
564  if ( $latestSource->getTimestamp() > $latestDest->getTimestamp() ) {
565  $logStatus = 'cannot merge since source is later';
566  return false;
567  } else {
568  return true;
569  }
570  }
571 
579  private function mergePage( $row, Title $newTitle ) {
580  $id = $row->page_id;
581 
582  // Construct the WikiPage object we will need later, while the
583  // page_id still exists. Note that this cannot use makeTitleSafe(),
584  // we are deliberately constructing an invalid title.
585  $sourceTitle = Title::makeTitle( $row->page_namespace, $row->page_title );
586  $sourceTitle->resetArticleID( $id );
587  $wikiPage = new WikiPage( $sourceTitle );
588  $wikiPage->loadPageData( 'fromdbmaster' );
589 
590  $destId = $newTitle->getArticleID();
591  $this->beginTransaction( $this->db, __METHOD__ );
592  $this->db->update( 'revision',
593  // SET
594  [ 'rev_page' => $destId ],
595  // WHERE
596  [ 'rev_page' => $id ],
597  __METHOD__ );
598 
599  $this->db->delete( 'page', [ 'page_id' => $id ], __METHOD__ );
600 
601  $this->commitTransaction( $this->db, __METHOD__ );
602 
603  /* Call LinksDeletionUpdate to delete outgoing links from the old title,
604  * and update category counts.
605  *
606  * Calling external code with a fake broken Title is a fairly dubious
607  * idea. It's necessary because it's quite a lot of code to duplicate,
608  * but that also makes it fragile since it would be easy for someone to
609  * accidentally introduce an assumption of title validity to the code we
610  * are calling.
611  */
614 
615  return true;
616  }
617 }
618 
620 require_once RUN_MAINTENANCE_IF_MAIN;
use
Apache License January AND DISTRIBUTION Definitions License shall mean the terms and conditions for use
Definition: APACHE-LICENSE-2.0.txt:10
NamespaceConflictChecker\__construct
__construct()
Default constructor.
Definition: namespaceDupes.php:53
NamespaceConflictChecker\checkAll
checkAll( $options)
Check all namespaces.
Definition: namespaceDupes.php:106
Maintenance\addDescription
addDescription( $text)
Set the description text.
Definition: Maintenance.php:291
NamespaceConflictChecker\canMerge
canMerge( $id, LinkTarget $linkTarget, &$logStatus)
Determine if we can merge a page.
Definition: namespaceDupes.php:561
DeferredUpdates\addUpdate
static addUpdate(DeferrableUpdate $update, $stage=self::POSTSEND)
Add an update to the deferred list to be run later by execute()
Definition: DeferredUpdates.php:76
WikiPage
Class representing a MediaWiki article and history.
Definition: WikiPage.php:37
Title\getArticleID
getArticleID( $flags=0)
Get the article ID for this Title from the link cache, adding it if necessary.
Definition: Title.php:3436
RUN_MAINTENANCE_IF_MAIN
require_once RUN_MAINTENANCE_IF_MAIN
Definition: maintenance.txt:50
NamespaceConflictChecker\$db
IMaintainableDatabase $db
Definition: namespaceDupes.php:45
NamespaceConflictChecker\getAlternateTitle
getAlternateTitle(LinkTarget $linkTarget, $options)
Get an alternative title to move a page to.
Definition: namespaceDupes.php:495
$res
$res
Definition: database.txt:21
Wikimedia\Rdbms\ResultWrapper
Result wrapper for grabbing data queried from an IDatabase object.
Definition: ResultWrapper.php:24
Maintenance
Abstract maintenance class for quickly writing and churning out maintenance scripts with minimal effo...
Definition: maintenance.txt:39
Revision\newFromPageId
static newFromPageId( $pageId, $revId=0, $flags=0)
Load either the current, or a specified, revision that's attached to a given page ID.
Definition: Revision.php:152
$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. 'ImgAuthModifyHeaders':Executed just before a file is streamed to a user via img_auth.php, allowing headers to be modified beforehand. $title:LinkTarget object & $headers:HTTP headers(name=> value, names are case insensitive). Two headers get special handling:If-Modified-Since(value must be a valid HTTP date) and Range(must be of the form "bytes=(\d*-\d*)") will be honored when streaming the file. '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 'ImportHandleUnknownUser':When a user doesn 't exist locally, this hook is called to give extensions an opportunity to auto-create it. If the auto-creation is successful, return false. $name:User name '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:1993
wfWaitForSlaves
wfWaitForSlaves( $ifWritesSince=null, $wiki=false, $cluster=false, $timeout=null)
Waits for the replica DBs to catch up to the master position.
Definition: GlobalFunctions.php:2966
NamespaceConflictChecker\execute
execute()
Do the actual work.
Definition: namespaceDupes.php:74
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:37
NS_MAIN
const NS_MAIN
Definition: Defines.php:74
Maintenance\beginTransaction
beginTransaction(IDatabase $dbw, $fname)
Begin a transcation on a DB.
Definition: Maintenance.php:1336
Revision\newFromTitle
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:133
MediaWiki\Linker\LinkTarget\getNamespace
getNamespace()
Get the namespace index.
NamespaceConflictChecker\$totalPages
$totalPages
Definition: namespaceDupes.php:48
NamespaceConflictChecker\getInterwikiList
getInterwikiList()
Get the interwiki list.
Definition: namespaceDupes.php:229
Maintenance\addOption
addOption( $name, $description, $required=false, $withArg=false, $shortName=false, $multiOccurrence=false)
Add a parameter to the script.
Definition: Maintenance.php:219
$title
namespace and then decline to actually register it file or subcat img or subcat $title
Definition: hooks.txt:964
Title\makeTitle
static makeTitle( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:534
global
when a variable name is used in a it is silently declared as a new masking the global
Definition: design.txt:95
NamespaceConflictChecker\getTargetList
getTargetList( $ns, $name, $options)
Find pages in main and talk namespaces that have a prefix of the new namespace so we know titles that...
Definition: namespaceDupes.php:439
DB_MASTER
const DB_MASTER
Definition: defines.php:26
NamespaceConflictChecker
Maintenance script that checks for articles to fix after adding/deleting namespaces.
Definition: namespaceDupes.php:40
NamespaceConflictChecker\checkLinkTable
checkLinkTable( $table, $fieldPrefix, $ns, $name, $options, $extraConds=[])
Check and repair the destination fields in a link table.
Definition: namespaceDupes.php:342
MWNamespace\isSubject
static isSubject( $index)
Is the given namespace is a subject (non-talk) namespace?
Definition: MWNamespace.php:108
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
NamespaceConflictChecker\movePage
movePage( $id, LinkTarget $newLinkTarget)
Move a page.
Definition: namespaceDupes.php:520
$options
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 & $options
Definition: hooks.txt:2001
$wgNamespaceAliases
$wgNamespaceAliases
Namespace aliases.
Definition: DefaultSettings.php:3916
Title\makeTitleSafe
static makeTitleSafe( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:562
NamespaceConflictChecker\checkPrefix
checkPrefix( $options)
Move the given pseudo-namespace, either replacing the colon with a hyphen (useful for pseudo-namespac...
Definition: namespaceDupes.php:421
MediaWiki\Linker\LinkTarget\getDBkey
getDBkey()
Get the main part with underscores.
NamespaceConflictChecker\getDestinationTitle
getDestinationTitle( $ns, $name, $sourceNs, $sourceDbk, $options)
Get the preferred destination title for a given target page.
Definition: namespaceDupes.php:469
Maintenance\commitTransaction
commitTransaction(IDatabase $dbw, $fname)
Commit the transcation on a DB handle and wait for replica DBs to catch up.
Definition: Maintenance.php:1351
LinksDeletionUpdate
Update object handling the cleanup of links tables after a page was deleted.
Definition: LinksDeletionUpdate.php:29
NamespaceConflictChecker\$resolvablePages
$resolvablePages
Definition: namespaceDupes.php:47
NamespaceConflictChecker\mergePage
mergePage( $row, Title $newTitle)
Merge page histories.
Definition: namespaceDupes.php:579
NamespaceConflictChecker\$resolvableLinks
$resolvableLinks
Definition: namespaceDupes.php:50
DeferredUpdates\doUpdates
static doUpdates( $mode='run', $stage=self::ALL)
Do any deferred updates and clear the list.
Definition: DeferredUpdates.php:123
Title
Represents a title within MediaWiki.
Definition: Title.php:39
$name
Allows to change the fields on the form that will be generated $name
Definition: hooks.txt:302
Maintenance\getOption
getOption( $name, $default=null)
Get an option, or return the default.
Definition: Maintenance.php:254
$wgCapitalLinks
$wgCapitalLinks
Set this to false to avoid forcing the first letter of links to capitals.
Definition: DefaultSettings.php:4042
$maintClass
$maintClass
Definition: namespaceDupes.php:619
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:22
MWNamespace\getCanonicalNamespaces
static getCanonicalNamespaces( $rebuild=false)
Returns array of all defined namespaces with their canonical (English) names.
Definition: MWNamespace.php:230
NamespaceConflictChecker\$totalLinks
$totalLinks
Definition: namespaceDupes.php:51
Maintenance\getDB
getDB( $db, $groups=[], $wiki=false)
Returns a database to be used by current maintenance script.
Definition: Maintenance.php:1309
Maintenance\output
output( $out, $channel=null)
Throw some output to the user.
Definition: Maintenance.php:388
NS_TALK
const NS_TALK
Definition: Defines.php:75
class
you have access to all of the normal MediaWiki so you can get a DB use the etc For full docs on the Maintenance class
Definition: maintenance.txt:56
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:25
MediaWiki\Linker\LinkTarget
Definition: LinkTarget.php:26
Maintenance\hasOption
hasOption( $name)
Checks to see if a particular param exists.
Definition: Maintenance.php:240
MWNamespace\getTalk
static getTalk( $index)
Get the talk namespace index for a given namespace.
Definition: MWNamespace.php:129
NamespaceConflictChecker\checkNamespace
checkNamespace( $ns, $name, $options)
Check a given prefix and try to move it into the given destination namespace.
Definition: namespaceDupes.php:247
$retval
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 incomplete not yet checked for validity & $retval
Definition: hooks.txt:266
Wikimedia\Rdbms\IMaintainableDatabase
Advanced database interface for IDatabase handles that include maintenance methods.
Definition: IMaintainableDatabase.php:38
$wgContLang
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 content language as $wgContLang
Definition: design.txt:57