MediaWiki  master
SpecialWhatLinksHere.php
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1 <?php
25 
33  protected $opts;
34 
35  protected $selfTitle;
36 
38  protected $target;
39 
40  protected $limits = [ 20, 50, 100, 250, 500 ];
41 
42  public function __construct() {
43  parent::__construct( 'Whatlinkshere' );
44  }
45 
46  function execute( $par ) {
47  $out = $this->getOutput();
48 
49  $this->setHeaders();
50  $this->outputHeader();
51  $this->addHelpLink( 'Help:What links here' );
52 
53  $opts = new FormOptions();
54 
55  $opts->add( 'target', '' );
56  $opts->add( 'namespace', '', FormOptions::INTNULL );
57  $opts->add( 'limit', $this->getConfig()->get( 'QueryPageDefaultLimit' ) );
58  $opts->add( 'from', 0 );
59  $opts->add( 'back', 0 );
60  $opts->add( 'hideredirs', false );
61  $opts->add( 'hidetrans', false );
62  $opts->add( 'hidelinks', false );
63  $opts->add( 'hideimages', false );
64  $opts->add( 'invert', false );
65 
67  $opts->validateIntBounds( 'limit', 0, 5000 );
68 
69  // Give precedence to subpage syntax
70  if ( $par !== null ) {
71  $opts->setValue( 'target', $par );
72  }
73 
74  // Bind to member variable
75  $this->opts = $opts;
76 
77  $this->target = Title::newFromText( $opts->getValue( 'target' ) );
78  if ( !$this->target ) {
79  if ( !$this->including() ) {
80  $out->addHTML( $this->whatlinkshereForm() );
81  }
82 
83  return;
84  }
85 
86  $this->getSkin()->setRelevantTitle( $this->target );
87 
88  $this->selfTitle = $this->getPageTitle( $this->target->getPrefixedDBkey() );
89 
90  $out->setPageTitle( $this->msg( 'whatlinkshere-title', $this->target->getPrefixedText() ) );
91  $out->addBacklinkSubtitle( $this->target );
92  $this->showIndirectLinks(
93  0,
94  $this->target,
95  $opts->getValue( 'limit' ),
96  $opts->getValue( 'from' ),
97  $opts->getValue( 'back' )
98  );
99  }
100 
108  function showIndirectLinks( $level, $target, $limit, $from = 0, $back = 0 ) {
109  $out = $this->getOutput();
110  $dbr = wfGetDB( DB_REPLICA );
111 
112  $hidelinks = $this->opts->getValue( 'hidelinks' );
113  $hideredirs = $this->opts->getValue( 'hideredirs' );
114  $hidetrans = $this->opts->getValue( 'hidetrans' );
115  $hideimages = $target->getNamespace() != NS_FILE || $this->opts->getValue( 'hideimages' );
116 
117  $fetchlinks = ( !$hidelinks || !$hideredirs );
118 
119  // Build query conds in concert for all three tables...
120  $conds['pagelinks'] = [
121  'pl_namespace' => $target->getNamespace(),
122  'pl_title' => $target->getDBkey(),
123  ];
124  $conds['templatelinks'] = [
125  'tl_namespace' => $target->getNamespace(),
126  'tl_title' => $target->getDBkey(),
127  ];
128  $conds['imagelinks'] = [
129  'il_to' => $target->getDBkey(),
130  ];
131 
132  $namespace = $this->opts->getValue( 'namespace' );
133  $invert = $this->opts->getValue( 'invert' );
134  $nsComparison = ( $invert ? '!= ' : '= ' ) . $dbr->addQuotes( $namespace );
135  if ( is_int( $namespace ) ) {
136  $conds['pagelinks'][] = "pl_from_namespace $nsComparison";
137  $conds['templatelinks'][] = "tl_from_namespace $nsComparison";
138  $conds['imagelinks'][] = "il_from_namespace $nsComparison";
139  }
140 
141  if ( $from ) {
142  $conds['templatelinks'][] = "tl_from >= $from";
143  $conds['pagelinks'][] = "pl_from >= $from";
144  $conds['imagelinks'][] = "il_from >= $from";
145  }
146 
147  if ( $hideredirs ) {
148  $conds['pagelinks']['rd_from'] = null;
149  } elseif ( $hidelinks ) {
150  $conds['pagelinks'][] = 'rd_from is NOT NULL';
151  }
152 
153  $queryFunc = function ( IDatabase $dbr, $table, $fromCol ) use (
154  $conds, $target, $limit
155  ) {
156  // Read an extra row as an at-end check
157  $queryLimit = $limit + 1;
158  $on = [
159  "rd_from = $fromCol",
160  'rd_title' => $target->getDBkey(),
161  'rd_interwiki = ' . $dbr->addQuotes( '' ) . ' OR rd_interwiki IS NULL'
162  ];
163  $on['rd_namespace'] = $target->getNamespace();
164  // Inner LIMIT is 2X in case of stale backlinks with wrong namespaces
165  $subQuery = $dbr->buildSelectSubquery(
166  [ $table, 'redirect', 'page' ],
167  [ $fromCol, 'rd_from' ],
168  $conds[$table],
169  __CLASS__ . '::showIndirectLinks',
170  // Force JOIN order per T106682 to avoid large filesorts
171  [ 'ORDER BY' => $fromCol, 'LIMIT' => 2 * $queryLimit, 'STRAIGHT_JOIN' ],
172  [
173  'page' => [ 'JOIN', "$fromCol = page_id" ],
174  'redirect' => [ 'LEFT JOIN', $on ]
175  ]
176  );
177  return $dbr->select(
178  [ 'page', 'temp_backlink_range' => $subQuery ],
179  [ 'page_id', 'page_namespace', 'page_title', 'rd_from', 'page_is_redirect' ],
180  [],
181  __CLASS__ . '::showIndirectLinks',
182  [ 'ORDER BY' => 'page_id', 'LIMIT' => $queryLimit ],
183  [ 'page' => [ 'JOIN', "$fromCol = page_id" ] ]
184  );
185  };
186 
187  if ( $fetchlinks ) {
188  $plRes = $queryFunc( $dbr, 'pagelinks', 'pl_from' );
189  }
190 
191  if ( !$hidetrans ) {
192  $tlRes = $queryFunc( $dbr, 'templatelinks', 'tl_from' );
193  }
194 
195  if ( !$hideimages ) {
196  $ilRes = $queryFunc( $dbr, 'imagelinks', 'il_from' );
197  }
198 
199  if ( ( !$fetchlinks || !$plRes->numRows() )
200  && ( $hidetrans || !$tlRes->numRows() )
201  && ( $hideimages || !$ilRes->numRows() )
202  ) {
203  if ( $level == 0 && !$this->including() ) {
204  $out->addHTML( $this->whatlinkshereForm() );
205 
206  // Show filters only if there are links
207  if ( $hidelinks || $hidetrans || $hideredirs || $hideimages ) {
208  $out->addHTML( $this->getFilterPanel() );
209  }
210  $msgKey = is_int( $namespace ) ? 'nolinkshere-ns' : 'nolinkshere';
211  $link = $this->getLinkRenderer()->makeLink(
212  $this->target,
213  null,
214  [],
215  $this->target->isRedirect() ? [ 'redirect' => 'no' ] : []
216  );
217 
218  $errMsg = $this->msg( $msgKey )
219  ->params( $this->target->getPrefixedText() )
220  ->rawParams( $link )
221  ->parseAsBlock();
222  $out->addHTML( $errMsg );
223  $out->setStatusCode( 404 );
224  }
225 
226  return;
227  }
228 
229  // Read the rows into an array and remove duplicates
230  // templatelinks comes second so that the templatelinks row overwrites the
231  // pagelinks row, so we get (inclusion) rather than nothing
232  if ( $fetchlinks ) {
233  foreach ( $plRes as $row ) {
234  $row->is_template = 0;
235  $row->is_image = 0;
236  $rows[$row->page_id] = $row;
237  }
238  }
239  if ( !$hidetrans ) {
240  foreach ( $tlRes as $row ) {
241  $row->is_template = 1;
242  $row->is_image = 0;
243  $rows[$row->page_id] = $row;
244  }
245  }
246  if ( !$hideimages ) {
247  foreach ( $ilRes as $row ) {
248  $row->is_template = 0;
249  $row->is_image = 1;
250  $rows[$row->page_id] = $row;
251  }
252  }
253 
254  // Sort by key and then change the keys to 0-based indices
255  ksort( $rows );
256  $rows = array_values( $rows );
257 
258  $numRows = count( $rows );
259 
260  // Work out the start and end IDs, for prev/next links
261  if ( $numRows > $limit ) {
262  // More rows available after these ones
263  // Get the ID from the last row in the result set
264  $nextId = $rows[$limit]->page_id;
265  // Remove undisplayed rows
266  $rows = array_slice( $rows, 0, $limit );
267  } else {
268  // No more rows after
269  $nextId = false;
270  }
271  $prevId = $from;
272 
273  // use LinkBatch to make sure, that all required data (associated with Titles)
274  // is loaded in one query
275  $lb = new LinkBatch();
276  foreach ( $rows as $row ) {
277  $lb->add( $row->page_namespace, $row->page_title );
278  }
279  $lb->execute();
280 
281  if ( $level == 0 && !$this->including() ) {
282  $out->addHTML( $this->whatlinkshereForm() );
283  $out->addHTML( $this->getFilterPanel() );
284 
285  $link = $this->getLinkRenderer()->makeLink(
286  $this->target,
287  null,
288  [],
289  $this->target->isRedirect() ? [ 'redirect' => 'no' ] : []
290  );
291 
292  $msg = $this->msg( 'linkshere' )
293  ->params( $this->target->getPrefixedText() )
294  ->rawParams( $link )
295  ->parseAsBlock();
296  $out->addHTML( $msg );
297 
298  $prevnext = $this->getPrevNext( $prevId, $nextId );
299  $out->addHTML( $prevnext );
300  }
301  $out->addHTML( $this->listStart( $level ) );
302  foreach ( $rows as $row ) {
303  $nt = Title::makeTitle( $row->page_namespace, $row->page_title );
304 
305  if ( $row->rd_from && $level < 2 ) {
306  $out->addHTML( $this->listItem( $row, $nt, $target, true ) );
307  $this->showIndirectLinks(
308  $level + 1,
309  $nt,
310  $this->getConfig()->get( 'MaxRedirectLinksRetrieved' )
311  );
312  $out->addHTML( Xml::closeElement( 'li' ) );
313  } else {
314  $out->addHTML( $this->listItem( $row, $nt, $target ) );
315  }
316  }
317 
318  $out->addHTML( $this->listEnd() );
319 
320  if ( $level == 0 && !$this->including() ) {
321  $out->addHTML( $prevnext );
322  }
323  }
324 
325  protected function listStart( $level ) {
326  return Xml::openElement( 'ul', ( $level ? [] : [ 'id' => 'mw-whatlinkshere-list' ] ) );
327  }
328 
329  protected function listItem( $row, $nt, $target, $notClose = false ) {
330  $dirmark = $this->getLanguage()->getDirMark();
331 
332  # local message cache
333  static $msgcache = null;
334  if ( $msgcache === null ) {
335  static $msgs = [ 'isredirect', 'istemplate', 'semicolon-separator',
336  'whatlinkshere-links', 'isimage', 'editlink' ];
337  $msgcache = [];
338  foreach ( $msgs as $msg ) {
339  $msgcache[$msg] = $this->msg( $msg )->escaped();
340  }
341  }
342 
343  if ( $row->rd_from ) {
344  $query = [ 'redirect' => 'no' ];
345  } else {
346  $query = [];
347  }
348 
349  $link = $this->getLinkRenderer()->makeKnownLink(
350  $nt,
351  null,
352  $row->page_is_redirect ? [ 'class' => 'mw-redirect' ] : [],
353  $query
354  );
355 
356  // Display properties (redirect or template)
357  $propsText = '';
358  $props = [];
359  if ( $row->rd_from ) {
360  $props[] = $msgcache['isredirect'];
361  }
362  if ( $row->is_template ) {
363  $props[] = $msgcache['istemplate'];
364  }
365  if ( $row->is_image ) {
366  $props[] = $msgcache['isimage'];
367  }
368 
369  Hooks::run( 'WhatLinksHereProps', [ $row, $nt, $target, &$props ] );
370 
371  if ( count( $props ) ) {
372  $propsText = $this->msg( 'parentheses' )
373  ->rawParams( implode( $msgcache['semicolon-separator'], $props ) )->escaped();
374  }
375 
376  # Space for utilities links, with a what-links-here link provided
377  $wlhLink = $this->wlhLink( $nt, $msgcache['whatlinkshere-links'], $msgcache['editlink'] );
378  $wlh = Xml::wrapClass(
379  $this->msg( 'parentheses' )->rawParams( $wlhLink )->escaped(),
380  'mw-whatlinkshere-tools'
381  );
382 
383  return $notClose ?
384  Xml::openElement( 'li' ) . "$link $propsText $dirmark $wlh\n" :
385  Xml::tags( 'li', null, "$link $propsText $dirmark $wlh" ) . "\n";
386  }
387 
388  protected function listEnd() {
389  return Xml::closeElement( 'ul' );
390  }
391 
392  protected function wlhLink( Title $target, $text, $editText ) {
393  static $title = null;
394  if ( $title === null ) {
395  $title = $this->getPageTitle();
396  }
397 
398  $linkRenderer = $this->getLinkRenderer();
399 
400  if ( $text !== null ) {
401  $text = new HtmlArmor( $text );
402  }
403 
404  // always show a "<- Links" link
405  $links = [
406  'links' => $linkRenderer->makeKnownLink(
407  $title,
408  $text,
409  [],
410  [ 'target' => $target->getPrefixedText() ]
411  ),
412  ];
413 
414  // if the page is editable, add an edit link
415  if (
416  // check user permissions
417  $this->getUser()->isAllowed( 'edit' ) &&
418  // check, if the content model is editable through action=edit
419  ContentHandler::getForTitle( $target )->supportsDirectEditing()
420  ) {
421  if ( $editText !== null ) {
422  $editText = new HtmlArmor( $editText );
423  }
424 
425  $links['edit'] = $linkRenderer->makeKnownLink(
426  $target,
427  $editText,
428  [],
429  [ 'action' => 'edit' ]
430  );
431  }
432 
433  // build the links html
434  return $this->getLanguage()->pipeList( $links );
435  }
436 
437  function makeSelfLink( $text, $query ) {
438  if ( $text !== null ) {
439  $text = new HtmlArmor( $text );
440  }
441 
442  return $this->getLinkRenderer()->makeKnownLink(
443  $this->selfTitle,
444  $text,
445  [],
446  $query
447  );
448  }
449 
450  function getPrevNext( $prevId, $nextId ) {
451  $currentLimit = $this->opts->getValue( 'limit' );
452  $prev = $this->msg( 'whatlinkshere-prev' )->numParams( $currentLimit )->escaped();
453  $next = $this->msg( 'whatlinkshere-next' )->numParams( $currentLimit )->escaped();
454 
455  $changed = $this->opts->getChangedValues();
456  unset( $changed['target'] ); // Already in the request title
457 
458  if ( $prevId != 0 ) {
459  $overrides = [ 'from' => $this->opts->getValue( 'back' ) ];
460  $prev = $this->makeSelfLink( $prev, array_merge( $changed, $overrides ) );
461  }
462  if ( $nextId != 0 ) {
463  $overrides = [ 'from' => $nextId, 'back' => $prevId ];
464  $next = $this->makeSelfLink( $next, array_merge( $changed, $overrides ) );
465  }
466 
467  $limitLinks = [];
468  $lang = $this->getLanguage();
469  foreach ( $this->limits as $limit ) {
470  $prettyLimit = htmlspecialchars( $lang->formatNum( $limit ) );
471  $overrides = [ 'limit' => $limit ];
472  $limitLinks[] = $this->makeSelfLink( $prettyLimit, array_merge( $changed, $overrides ) );
473  }
474 
475  $nums = $lang->pipeList( $limitLinks );
476 
477  return $this->msg( 'viewprevnext' )->rawParams( $prev, $next, $nums )->escaped();
478  }
479 
480  function whatlinkshereForm() {
481  // We get nicer value from the title object
482  $this->opts->consumeValue( 'target' );
483  // Reset these for new requests
484  $this->opts->consumeValues( [ 'back', 'from' ] );
485 
486  $target = $this->target ? $this->target->getPrefixedText() : '';
487  $namespace = $this->opts->consumeValue( 'namespace' );
488  $nsinvert = $this->opts->consumeValue( 'invert' );
489 
490  # Build up the form
491  $f = Xml::openElement( 'form', [ 'action' => wfScript() ] );
492 
493  # Values that should not be forgotten
494  $f .= Html::hidden( 'title', $this->getPageTitle()->getPrefixedText() );
495  foreach ( $this->opts->getUnconsumedValues() as $name => $value ) {
496  $f .= Html::hidden( $name, $value );
497  }
498 
499  $f .= Xml::fieldset( $this->msg( 'whatlinkshere' )->text() );
500 
501  # Target input (.mw-searchInput enables suggestions)
502  $f .= Xml::inputLabel( $this->msg( 'whatlinkshere-page' )->text(), 'target',
503  'mw-whatlinkshere-target', 40, $target, [ 'class' => 'mw-searchInput' ] );
504 
505  $f .= ' ';
506 
507  # Namespace selector
509  [
510  'selected' => $namespace,
511  'all' => '',
512  'label' => $this->msg( 'namespace' )->text(),
513  'in-user-lang' => true,
514  ], [
515  'name' => 'namespace',
516  'id' => 'namespace',
517  'class' => 'namespaceselector',
518  ]
519  );
520 
521  $f .= "\u{00A0}" .
523  $this->msg( 'invert' )->text(),
524  'invert',
525  'nsinvert',
526  $nsinvert,
527  [ 'title' => $this->msg( 'tooltip-whatlinkshere-invert' )->text() ]
528  );
529 
530  $f .= ' ';
531 
532  # Submit
533  $f .= Xml::submitButton( $this->msg( 'whatlinkshere-submit' )->text() );
534 
535  # Close
536  $f .= Xml::closeElement( 'fieldset' ) . Xml::closeElement( 'form' ) . "\n";
537 
538  return $f;
539  }
540 
546  function getFilterPanel() {
547  $show = $this->msg( 'show' )->escaped();
548  $hide = $this->msg( 'hide' )->escaped();
549 
550  $changed = $this->opts->getChangedValues();
551  unset( $changed['target'] ); // Already in the request title
552 
553  $links = [];
554  $types = [ 'hidetrans', 'hidelinks', 'hideredirs' ];
555  if ( $this->target->getNamespace() == NS_FILE ) {
556  $types[] = 'hideimages';
557  }
558 
559  // Combined message keys: 'whatlinkshere-hideredirs', 'whatlinkshere-hidetrans',
560  // 'whatlinkshere-hidelinks', 'whatlinkshere-hideimages'
561  // To be sure they will be found by grep
562  foreach ( $types as $type ) {
563  $chosen = $this->opts->getValue( $type );
564  $msg = $chosen ? $show : $hide;
565  $overrides = [ $type => !$chosen ];
566  $links[] = $this->msg( "whatlinkshere-{$type}" )->rawParams(
567  $this->makeSelfLink( $msg, array_merge( $changed, $overrides ) ) )->escaped();
568  }
569 
570  return Xml::fieldset(
571  $this->msg( 'whatlinkshere-filters' )->text(),
572  $this->getLanguage()->pipeList( $links )
573  );
574  }
575 
584  public function prefixSearchSubpages( $search, $limit, $offset ) {
585  return $this->prefixSearchString( $search, $limit, $offset );
586  }
587 
588  protected function getGroupName() {
589  return 'pagetools';
590  }
591 }
wlhLink(Title $target, $text, $editText)
Helper class to keep track of options when mixing links and form elements.
Definition: FormOptions.php:35
buildSelectSubquery( $table, $vars, $conds='', $fname=__METHOD__, $options=[], $join_conds=[])
Equivalent to IDatabase::selectSQLText() except wraps the result in Subqyery.
do that in ParserLimitReportFormat instead use this to modify the parameters of the image all existing parser cache entries will be invalid To avoid you ll need to handle that somehow(e.g. with the RejectParserCacheValue hook) because MediaWiki won 't do it for you. & $defaults also a ContextSource after deleting those rows but within the same transaction $rows
Definition: hooks.txt:2633
null for the local 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:1585
including( $x=null)
Whether the special page is being evaluated via transclusion.
Apache License January AND DISTRIBUTION Definitions License shall mean the terms and conditions for use
const INTNULL
Integer type or null, maps to WebRequest::getIntOrNull() This is useful for the namespace selector...
Definition: FormOptions.php:54
if(!isset( $args[0])) $lang
wfGetDB( $db, $groups=[], $wiki=false)
Get a Database object.
$value
addHelpLink( $to, $overrideBaseUrl=false)
Adds help link with an icon via page indicators.
getFilterPanel()
Create filter panel.
getOutput()
Get the OutputPage being used for this instance.
getPrefixedText()
Get the prefixed title with spaces.
Definition: Title.php:1696
static wrapClass( $text, $class, $tag='span', $attribs=[])
Shortcut to make a specific element with a class attribute.
Definition: Xml.php:262
This list may contain false positives That usually means there is additional text with links below the first Each row contains links to the first and second as well as the first line of the second redirect text
add( $name, $default, $type=self::AUTO)
Add an option to be handled by this FormOptions instance.
Definition: FormOptions.php:81
validateIntBounds( $name, $min, $max)
fetchValuesFromRequest(WebRequest $r, $optionKeys=null)
Fetch values for all options (or selected options) from the given WebRequest, making them available f...
usually copyright or history_copyright This message must be in HTML not wikitext & $link
Definition: hooks.txt:3051
wfScript( $script='index')
Get the path to a specified script file, respecting file extensions; this is a wrapper around $wgScri...
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not it can be in the form of< username >< more info > e g for bot passwords intended to be added to log contexts Fields it might only if the login was with a bot password 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:780
Class representing a list of titles The execute() method checks them all for existence and adds them ...
Definition: LinkBatch.php:34
prefixSearchString( $search, $limit, $offset)
Perform a regular substring search for prefixSearchSubpages.
Shortcut to construct an includable special page.
static openElement( $element, $attribs=null)
This opens an XML element.
Definition: Xml.php:108
getDBkey()
Get the main part with underscores.
Definition: Title.php:1002
static fieldset( $legend=false, $content=false, $attribs=[])
Shortcut for creating fieldsets.
Definition: Xml.php:609
static submitButton( $value, $attribs=[])
Convenience function to build an HTML submit button When $wgUseMediaWikiUIEverywhere is true it will ...
Definition: Xml.php:459
showIndirectLinks( $level, $target, $limit, $from=0, $back=0)
getSkin()
Shortcut to get the skin being used for this instance.
static tags( $element, $attribs, $contents)
Same as Xml::element(), but does not escape contents.
Definition: Xml.php:130
setHeaders()
Sets headers - this should be called from the execute() method of all derived classes! ...
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not null
Definition: hooks.txt:780
namespace and then decline to actually register it file or subcat img or subcat $title
Definition: hooks.txt:925
getNamespace()
Get the namespace index, i.e.
Definition: Title.php:1026
const NS_FILE
Definition: Defines.php:66
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
static makeTitle( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:589
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
static closeElement( $element)
Shortcut to close an XML element.
Definition: Xml.php:117
getPrevNext( $prevId, $nextId)
Basic database interface for live and lazy-loaded relation database handles.
Definition: IDatabase.php:38
setValue( $name, $value, $force=false)
Use to set the value of an option.
getUser()
Shortcut to get the User executing this instance.
static hidden( $name, $value, array $attribs=[])
Convenience function to produce an input element with type=hidden.
Definition: Html.php:797
getConfig()
Shortcut to get main config object.
getLanguage()
Shortcut to get user&#39;s language.
msg( $key)
Wrapper around wfMessage that sets the current context.
select( $table, $vars, $conds='', $fname=__METHOD__, $options=[], $join_conds=[])
Execute a SELECT query constructed using the various parameters provided.
$f
Definition: router.php:79
Allows to change the fields on the form that will be generated $name
Definition: hooks.txt:271
static inputLabel( $label, $name, $id, $size=false, $value=false, $attribs=[])
Convenience function to build an HTML text input field with a label.
Definition: Xml.php:380
const DB_REPLICA
Definition: defines.php:25
static checkLabel( $label, $name, $id, $checked=false, $attribs=[])
Convenience function to build an HTML checkbox with a label.
Definition: Xml.php:419
getRequest()
Get the WebRequest being used for this instance.
prefixSearchSubpages( $search, $limit, $offset)
Return an array of subpages beginning with $search that this special page will accept.
listItem( $row, $nt, $target, $notClose=false)
addQuotes( $s)
Adds quotes and backslashes.
outputHeader( $summaryMessageKey='')
Outputs a summary message on top of special pages Per default the message key is the canonical name o...
getPageTitle( $subpage=false)
Get a self-referential title object.
Implements Special:Whatlinkshere.
static run( $event, array $args=[], $deprecatedVersion=null)
Call hook functions defined in Hooks::register and $wgHooks.
Definition: Hooks.php:200
getValue( $name)
Get the value for the given option name.
MediaWiki Linker LinkRenderer null $linkRenderer
Definition: SpecialPage.php:67
static namespaceSelector(array $params=[], array $selectAttribs=[])
Build a drop-down box for selecting a namespace.
Definition: Html.php:889
static newFromText( $text, $defaultNamespace=NS_MAIN)
Create a new Title from text, such as what one would find in a link.
Definition: Title.php:319