3 * Updater for link tracking tables after a page edit.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
24 * See docs/deferred.txt
26 * @todo document (e.g. one-sentence top-level class description).
28 class LinksUpdate
extends SqlDataUpdate
{
29 // @todo make members protected, but make sure extensions don't break
31 /** @var int Page ID of the article linked from */
34 /** @var Title object of the article linked from */
37 /** @var ParserOutput */
38 public $mParserOutput;
40 /** @var array Map of title strings to IDs for the links in the document */
43 /** @var array DB keys of the images used, in the array key only */
46 /** @var array Map of title strings to IDs for the template references, including broken ones */
49 /** @var array URLs of external links, array key only */
52 /** @var array Map of category names to sort keys */
55 /** @var array ap of language codes to titles */
58 /** @var array Map of arbitrary name to value */
61 /** @var DatabaseBase Database connection reference */
64 /** @var array SELECT options to be used */
67 /** @var bool Whether to queue jobs for recursive updates */
71 * @var null|array Added links if calculated.
73 private $linkInsertions = null;
76 * @var null|array Deleted links if calculated.
78 private $linkDeletions = null;
83 * @param Title $title Title of the page we're updating
84 * @param ParserOutput $parserOutput Output from a full parse of this page
85 * @param bool $recursive Queue jobs for recursive updates?
88 function __construct( $title, $parserOutput, $recursive = true ) {
89 parent
::__construct( false ); // no implicit transaction
91 if ( !( $title instanceof Title
) ) {
92 throw new MWException( "The calling convention to LinksUpdate::LinksUpdate() has changed. " .
93 "Please see Article::editUpdates() for an invocation example.\n" );
96 if ( !( $parserOutput instanceof ParserOutput
) ) {
97 throw new MWException( "The calling convention to LinksUpdate::__construct() has changed. " .
98 "Please see WikiPage::doEditUpdates() for an invocation example.\n" );
101 $this->mTitle
= $title;
102 $this->mId
= $title->getArticleID();
105 throw new MWException( "The Title object did not provide an article " .
106 "ID. Perhaps the page doesn't exist?" );
109 $this->mParserOutput
= $parserOutput;
111 $this->mLinks
= $parserOutput->getLinks();
112 $this->mImages
= $parserOutput->getImages();
113 $this->mTemplates
= $parserOutput->getTemplates();
114 $this->mExternals
= $parserOutput->getExternalLinks();
115 $this->mCategories
= $parserOutput->getCategories();
116 $this->mProperties
= $parserOutput->getProperties();
117 $this->mInterwikis
= $parserOutput->getInterwikiLinks();
119 # Convert the format of the interlanguage links
120 # I didn't want to change it in the ParserOutput, because that array is passed all
121 # the way back to the skin, so either a skin API break would be required, or an
122 # inefficient back-conversion.
123 $ill = $parserOutput->getLanguageLinks();
124 $this->mInterlangs
= array();
125 foreach ( $ill as $link ) {
126 list( $key, $title ) = explode( ':', $link, 2 );
127 $this->mInterlangs
[$key] = $title;
130 foreach ( $this->mCategories
as &$sortkey ) {
131 # If the sortkey is longer then 255 bytes,
132 # it truncated by DB, and then doesn't get
133 # matched when comparing existing vs current
134 # categories, causing bug 25254.
135 # Also. substr behaves weird when given "".
136 if ( $sortkey !== '' ) {
137 $sortkey = substr( $sortkey, 0, 255 );
141 $this->mRecursive
= $recursive;
143 wfRunHooks( 'LinksUpdateConstructed', array( &$this ) );
147 * Update link tables with outgoing links from an updated article
149 public function doUpdate() {
150 wfRunHooks( 'LinksUpdate', array( &$this ) );
151 $this->doIncrementalUpdate();
152 wfRunHooks( 'LinksUpdateComplete', array( &$this ) );
155 protected function doIncrementalUpdate() {
156 wfProfileIn( __METHOD__
);
159 $existing = $this->getExistingLinks();
160 $this->linkDeletions
= $this->getLinkDeletions( $existing );
161 $this->linkInsertions
= $this->getLinkInsertions( $existing );
162 $this->incrTableUpdate( 'pagelinks', 'pl', $this->linkDeletions
, $this->linkInsertions
);
165 $existing = $this->getExistingImages();
167 $imageDeletes = $this->getImageDeletions( $existing );
168 $this->incrTableUpdate( 'imagelinks', 'il', $imageDeletes,
169 $this->getImageInsertions( $existing ) );
171 # Invalidate all image description pages which had links added or removed
172 $imageUpdates = $imageDeletes +
array_diff_key( $this->mImages
, $existing );
173 $this->invalidateImageDescriptions( $imageUpdates );
176 $existing = $this->getExistingExternals();
177 $this->incrTableUpdate( 'externallinks', 'el', $this->getExternalDeletions( $existing ),
178 $this->getExternalInsertions( $existing ) );
181 $existing = $this->getExistingInterlangs();
182 $this->incrTableUpdate( 'langlinks', 'll', $this->getInterlangDeletions( $existing ),
183 $this->getInterlangInsertions( $existing ) );
185 # Inline interwiki links
186 $existing = $this->getExistingInterwikis();
187 $this->incrTableUpdate( 'iwlinks', 'iwl', $this->getInterwikiDeletions( $existing ),
188 $this->getInterwikiInsertions( $existing ) );
191 $existing = $this->getExistingTemplates();
192 $this->incrTableUpdate( 'templatelinks', 'tl', $this->getTemplateDeletions( $existing ),
193 $this->getTemplateInsertions( $existing ) );
196 $existing = $this->getExistingCategories();
198 $categoryDeletes = $this->getCategoryDeletions( $existing );
200 $this->incrTableUpdate( 'categorylinks', 'cl', $categoryDeletes,
201 $this->getCategoryInsertions( $existing ) );
203 # Invalidate all categories which were added, deleted or changed (set symmetric difference)
204 $categoryInserts = array_diff_assoc( $this->mCategories
, $existing );
205 $categoryUpdates = $categoryInserts +
$categoryDeletes;
206 $this->invalidateCategories( $categoryUpdates );
207 $this->updateCategoryCounts( $categoryInserts, $categoryDeletes );
210 $existing = $this->getExistingProperties();
212 $propertiesDeletes = $this->getPropertyDeletions( $existing );
214 $this->incrTableUpdate( 'page_props', 'pp', $propertiesDeletes,
215 $this->getPropertyInsertions( $existing ) );
217 # Invalidate the necessary pages
218 $changed = $propertiesDeletes +
array_diff_assoc( $this->mProperties
, $existing );
219 $this->invalidateProperties( $changed );
221 # Update the links table freshness for this title
222 $this->updateLinksTimestamp();
224 # Refresh links of all pages including this page
225 # This will be in a separate transaction
226 if ( $this->mRecursive
) {
227 $this->queueRecursiveJobs();
230 wfProfileOut( __METHOD__
);
234 * Queue recursive jobs for this page
236 * Which means do LinksUpdate on all pages that include the current page,
237 * using the job queue.
239 function queueRecursiveJobs() {
240 self
::queueRecursiveJobsForTable( $this->mTitle
, 'templatelinks' );
241 if ( $this->mTitle
->getNamespace() == NS_FILE
) {
242 // Process imagelinks in case the title is or was a redirect
243 self
::queueRecursiveJobsForTable( $this->mTitle
, 'imagelinks' );
248 * Queue a RefreshLinks job for any table.
250 * @param Title $title Title to do job for
251 * @param string $table Table to use (e.g. 'templatelinks')
253 public static function queueRecursiveJobsForTable( Title
$title, $table ) {
254 wfProfileIn( __METHOD__
);
255 if ( $title->getBacklinkCache()->hasLinks( $table ) ) {
256 $job = new RefreshLinksJob(
261 ) + Job
::newRootJobParams( // "overall" refresh links job info
262 "refreshlinks:{$table}:{$title->getPrefixedText()}"
265 JobQueueGroup
::singleton()->push( $job );
266 JobQueueGroup
::singleton()->deduplicateRootJob( $job );
268 wfProfileOut( __METHOD__
);
274 function invalidateCategories( $cats ) {
275 $this->invalidatePages( NS_CATEGORY
, array_keys( $cats ) );
279 * Update all the appropriate counts in the category table.
280 * @param array $added Associative array of category name => sort key
281 * @param array $deleted Associative array of category name => sort key
283 function updateCategoryCounts( $added, $deleted ) {
284 $a = WikiPage
::factory( $this->mTitle
);
285 $a->updateCategoryCounts(
286 array_keys( $added ), array_keys( $deleted )
293 function invalidateImageDescriptions( $images ) {
294 $this->invalidatePages( NS_FILE
, array_keys( $images ) );
298 * Update a table by doing a delete query then an insert query
299 * @param string $table Table name
300 * @param string $prefix Field name prefix
301 * @param array $deletions
302 * @param array $insertions Rows to insert
304 function incrTableUpdate( $table, $prefix, $deletions, $insertions ) {
305 if ( $table == 'page_props' ) {
306 $fromField = 'pp_page';
308 $fromField = "{$prefix}_from";
310 $where = array( $fromField => $this->mId
);
311 if ( $table == 'pagelinks' ||
$table == 'templatelinks' ||
$table == 'iwlinks' ) {
312 if ( $table == 'iwlinks' ) {
313 $baseKey = 'iwl_prefix';
315 $baseKey = "{$prefix}_namespace";
317 $clause = $this->mDb
->makeWhereFrom2d( $deletions, $baseKey, "{$prefix}_title" );
324 if ( $table == 'langlinks' ) {
325 $toField = 'll_lang';
326 } elseif ( $table == 'page_props' ) {
327 $toField = 'pp_propname';
329 $toField = $prefix . '_to';
331 if ( count( $deletions ) ) {
332 $where[] = "$toField IN (" . $this->mDb
->makeList( array_keys( $deletions ) ) . ')';
338 $this->mDb
->delete( $table, $where, __METHOD__
);
340 if ( count( $insertions ) ) {
341 $this->mDb
->insert( $table, $insertions, __METHOD__
, 'IGNORE' );
342 wfRunHooks( 'LinksUpdateAfterInsert', array( $this, $table, $insertions ) );
347 * Get an array of pagelinks insertions for passing to the DB
348 * Skips the titles specified by the 2-D array $existing
349 * @param array $existing
352 private function getLinkInsertions( $existing = array() ) {
354 foreach ( $this->mLinks
as $ns => $dbkeys ) {
355 $diffs = isset( $existing[$ns] )
356 ?
array_diff_key( $dbkeys, $existing[$ns] )
358 foreach ( $diffs as $dbk => $id ) {
360 'pl_from' => $this->mId
,
361 'pl_namespace' => $ns,
371 * Get an array of template insertions. Like getLinkInsertions()
372 * @param array $existing
375 private function getTemplateInsertions( $existing = array() ) {
377 foreach ( $this->mTemplates
as $ns => $dbkeys ) {
378 $diffs = isset( $existing[$ns] ) ?
array_diff_key( $dbkeys, $existing[$ns] ) : $dbkeys;
379 foreach ( $diffs as $dbk => $id ) {
381 'tl_from' => $this->mId
,
382 'tl_namespace' => $ns,
392 * Get an array of image insertions
393 * Skips the names specified in $existing
394 * @param array $existing
397 private function getImageInsertions( $existing = array() ) {
399 $diffs = array_diff_key( $this->mImages
, $existing );
400 foreach ( $diffs as $iname => $dummy ) {
402 'il_from' => $this->mId
,
411 * Get an array of externallinks insertions. Skips the names specified in $existing
412 * @param array $existing
415 private function getExternalInsertions( $existing = array() ) {
417 $diffs = array_diff_key( $this->mExternals
, $existing );
418 foreach ( $diffs as $url => $dummy ) {
419 foreach ( wfMakeUrlIndexes( $url ) as $index ) {
421 'el_id' => $this->mDb
->nextSequenceValue( 'externallinks_el_id_seq' ),
422 'el_from' => $this->mId
,
424 'el_index' => $index,
433 * Get an array of category insertions
435 * @param array $existing mapping existing category names to sort keys. If both
436 * match a link in $this, the link will be omitted from the output
440 private function getCategoryInsertions( $existing = array() ) {
441 global $wgContLang, $wgCategoryCollation;
442 $diffs = array_diff_assoc( $this->mCategories
, $existing );
444 foreach ( $diffs as $name => $prefix ) {
445 $nt = Title
::makeTitleSafe( NS_CATEGORY
, $name );
446 $wgContLang->findVariantLink( $name, $nt, true );
448 if ( $this->mTitle
->getNamespace() == NS_CATEGORY
) {
450 } elseif ( $this->mTitle
->getNamespace() == NS_FILE
) {
456 # Treat custom sortkeys as a prefix, so that if multiple
457 # things are forced to sort as '*' or something, they'll
458 # sort properly in the category rather than in page_id
460 $sortkey = Collation
::singleton()->getSortKey(
461 $this->mTitle
->getCategorySortkey( $prefix ) );
464 'cl_from' => $this->mId
,
466 'cl_sortkey' => $sortkey,
467 'cl_timestamp' => $this->mDb
->timestamp(),
468 'cl_sortkey_prefix' => $prefix,
469 'cl_collation' => $wgCategoryCollation,
478 * Get an array of interlanguage link insertions
480 * @param array $existing mapping existing language codes to titles
484 private function getInterlangInsertions( $existing = array() ) {
485 $diffs = array_diff_assoc( $this->mInterlangs
, $existing );
487 foreach ( $diffs as $lang => $title ) {
489 'll_from' => $this->mId
,
499 * Get an array of page property insertions
500 * @param array $existing
503 function getPropertyInsertions( $existing = array() ) {
504 $diffs = array_diff_assoc( $this->mProperties
, $existing );
506 foreach ( $diffs as $name => $value ) {
508 'pp_page' => $this->mId
,
509 'pp_propname' => $name,
510 'pp_value' => $value,
518 * Get an array of interwiki insertions for passing to the DB
519 * Skips the titles specified by the 2-D array $existing
520 * @param array $existing
523 private function getInterwikiInsertions( $existing = array() ) {
525 foreach ( $this->mInterwikis
as $prefix => $dbkeys ) {
526 $diffs = isset( $existing[$prefix] )
527 ?
array_diff_key( $dbkeys, $existing[$prefix] )
530 foreach ( $diffs as $dbk => $id ) {
532 'iwl_from' => $this->mId
,
533 'iwl_prefix' => $prefix,
543 * Given an array of existing links, returns those links which are not in $this
544 * and thus should be deleted.
545 * @param array $existing
548 private function getLinkDeletions( $existing ) {
550 foreach ( $existing as $ns => $dbkeys ) {
551 if ( isset( $this->mLinks
[$ns] ) ) {
552 $del[$ns] = array_diff_key( $existing[$ns], $this->mLinks
[$ns] );
554 $del[$ns] = $existing[$ns];
562 * Given an array of existing templates, returns those templates which are not in $this
563 * and thus should be deleted.
564 * @param array $existing
567 private function getTemplateDeletions( $existing ) {
569 foreach ( $existing as $ns => $dbkeys ) {
570 if ( isset( $this->mTemplates
[$ns] ) ) {
571 $del[$ns] = array_diff_key( $existing[$ns], $this->mTemplates
[$ns] );
573 $del[$ns] = $existing[$ns];
581 * Given an array of existing images, returns those images which are not in $this
582 * and thus should be deleted.
583 * @param array $existing
586 private function getImageDeletions( $existing ) {
587 return array_diff_key( $existing, $this->mImages
);
591 * Given an array of existing external links, returns those links which are not
592 * in $this and thus should be deleted.
593 * @param array $existing
596 private function getExternalDeletions( $existing ) {
597 return array_diff_key( $existing, $this->mExternals
);
601 * Given an array of existing categories, returns those categories which are not in $this
602 * and thus should be deleted.
603 * @param array $existing
606 private function getCategoryDeletions( $existing ) {
607 return array_diff_assoc( $existing, $this->mCategories
);
611 * Given an array of existing interlanguage links, returns those links which are not
612 * in $this and thus should be deleted.
613 * @param array $existing
616 private function getInterlangDeletions( $existing ) {
617 return array_diff_assoc( $existing, $this->mInterlangs
);
621 * Get array of properties which should be deleted.
622 * @param array $existing
625 function getPropertyDeletions( $existing ) {
626 return array_diff_assoc( $existing, $this->mProperties
);
630 * Given an array of existing interwiki links, returns those links which are not in $this
631 * and thus should be deleted.
632 * @param array $existing
635 private function getInterwikiDeletions( $existing ) {
637 foreach ( $existing as $prefix => $dbkeys ) {
638 if ( isset( $this->mInterwikis
[$prefix] ) ) {
639 $del[$prefix] = array_diff_key( $existing[$prefix], $this->mInterwikis
[$prefix] );
641 $del[$prefix] = $existing[$prefix];
649 * Get an array of existing links, as a 2-D array
653 private function getExistingLinks() {
654 $res = $this->mDb
->select( 'pagelinks', array( 'pl_namespace', 'pl_title' ),
655 array( 'pl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
657 foreach ( $res as $row ) {
658 if ( !isset( $arr[$row->pl_namespace
] ) ) {
659 $arr[$row->pl_namespace
] = array();
661 $arr[$row->pl_namespace
][$row->pl_title
] = 1;
668 * Get an array of existing templates, as a 2-D array
672 private function getExistingTemplates() {
673 $res = $this->mDb
->select( 'templatelinks', array( 'tl_namespace', 'tl_title' ),
674 array( 'tl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
676 foreach ( $res as $row ) {
677 if ( !isset( $arr[$row->tl_namespace
] ) ) {
678 $arr[$row->tl_namespace
] = array();
680 $arr[$row->tl_namespace
][$row->tl_title
] = 1;
687 * Get an array of existing images, image names in the keys
691 private function getExistingImages() {
692 $res = $this->mDb
->select( 'imagelinks', array( 'il_to' ),
693 array( 'il_from' => $this->mId
), __METHOD__
, $this->mOptions
);
695 foreach ( $res as $row ) {
696 $arr[$row->il_to
] = 1;
703 * Get an array of existing external links, URLs in the keys
707 private function getExistingExternals() {
708 $res = $this->mDb
->select( 'externallinks', array( 'el_to' ),
709 array( 'el_from' => $this->mId
), __METHOD__
, $this->mOptions
);
711 foreach ( $res as $row ) {
712 $arr[$row->el_to
] = 1;
719 * Get an array of existing categories, with the name in the key and sort key in the value.
723 private function getExistingCategories() {
724 $res = $this->mDb
->select( 'categorylinks', array( 'cl_to', 'cl_sortkey_prefix' ),
725 array( 'cl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
727 foreach ( $res as $row ) {
728 $arr[$row->cl_to
] = $row->cl_sortkey_prefix
;
735 * Get an array of existing interlanguage links, with the language code in the key and the
736 * title in the value.
740 private function getExistingInterlangs() {
741 $res = $this->mDb
->select( 'langlinks', array( 'll_lang', 'll_title' ),
742 array( 'll_from' => $this->mId
), __METHOD__
, $this->mOptions
);
744 foreach ( $res as $row ) {
745 $arr[$row->ll_lang
] = $row->ll_title
;
752 * Get an array of existing inline interwiki links, as a 2-D array
753 * @return array (prefix => array(dbkey => 1))
755 protected function getExistingInterwikis() {
756 $res = $this->mDb
->select( 'iwlinks', array( 'iwl_prefix', 'iwl_title' ),
757 array( 'iwl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
759 foreach ( $res as $row ) {
760 if ( !isset( $arr[$row->iwl_prefix
] ) ) {
761 $arr[$row->iwl_prefix
] = array();
763 $arr[$row->iwl_prefix
][$row->iwl_title
] = 1;
770 * Get an array of existing categories, with the name in the key and sort key in the value.
772 * @return array of property names and values
774 private function getExistingProperties() {
775 $res = $this->mDb
->select( 'page_props', array( 'pp_propname', 'pp_value' ),
776 array( 'pp_page' => $this->mId
), __METHOD__
, $this->mOptions
);
778 foreach ( $res as $row ) {
779 $arr[$row->pp_propname
] = $row->pp_value
;
786 * Return the title object of the page being updated
789 public function getTitle() {
790 return $this->mTitle
;
794 * Returns parser output
796 * @return ParserOutput
798 public function getParserOutput() {
799 return $this->mParserOutput
;
803 * Return the list of images used as generated by the parser
806 public function getImages() {
807 return $this->mImages
;
811 * Invalidate any necessary link lists related to page property changes
812 * @param array $changed
814 private function invalidateProperties( $changed ) {
815 global $wgPagePropLinkInvalidations;
817 foreach ( $changed as $name => $value ) {
818 if ( isset( $wgPagePropLinkInvalidations[$name] ) ) {
819 $inv = $wgPagePropLinkInvalidations[$name];
820 if ( !is_array( $inv ) ) {
821 $inv = array( $inv );
823 foreach ( $inv as $table ) {
824 $update = new HTMLCacheUpdate( $this->mTitle
, $table );
832 * Fetch page links added by this LinksUpdate. Only available after the update is complete.
834 * @return null|array of Titles
836 public function getAddedLinks() {
837 if ( $this->linkInsertions
=== null ) {
841 foreach ( $this->linkInsertions
as $insertion ) {
842 $result[] = Title
::makeTitle( $insertion['pl_namespace'], $insertion['pl_title'] );
849 * Fetch page links removed by this LinksUpdate. Only available after the update is complete.
851 * @return null|array of Titles
853 public function getRemovedLinks() {
854 if ( $this->linkDeletions
=== null ) {
858 foreach ( $this->linkDeletions
as $ns => $titles ) {
859 foreach ( $titles as $title => $unused ) {
860 $result[] = Title
::makeTitle( $ns, $title );
868 * Update links table freshness
870 protected function updateLinksTimestamp() {
872 // The link updates made here only reflect the freshness of the parser output
873 $timestamp = $this->mParserOutput
->getCacheTime();
874 $this->mDb
->update( 'page',
875 array( 'page_links_updated' => $this->mDb
->timestamp( $timestamp ) ),
876 array( 'page_id' => $this->mId
),
884 * Update object handling the cleanup of links tables after a page was deleted.
886 class LinksDeletionUpdate
extends SqlDataUpdate
{
887 /** @var WikiPage The WikiPage that was deleted */
893 * @param WikiPage $page Page we are updating
894 * @throws MWException
896 function __construct( WikiPage
$page ) {
897 parent
::__construct( false ); // no implicit transaction
899 $this->mPage
= $page;
901 if ( !$page->exists() ) {
902 throw new MWException( "Page ID not known, perhaps the page doesn't exist?" );
907 * Do some database updates after deletion
909 public function doUpdate() {
910 $title = $this->mPage
->getTitle();
911 $id = $this->mPage
->getId();
913 # Delete restrictions for it
914 $this->mDb
->delete( 'page_restrictions', array( 'pr_page' => $id ), __METHOD__
);
916 # Fix category table counts
918 $res = $this->mDb
->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__
);
920 foreach ( $res as $row ) {
921 $cats[] = $row->cl_to
;
924 $this->mPage
->updateCategoryCounts( array(), $cats );
926 # If using cascading deletes, we can skip some explicit deletes
927 if ( !$this->mDb
->cascadingDeletes() ) {
928 # Delete outgoing links
929 $this->mDb
->delete( 'pagelinks', array( 'pl_from' => $id ), __METHOD__
);
930 $this->mDb
->delete( 'imagelinks', array( 'il_from' => $id ), __METHOD__
);
931 $this->mDb
->delete( 'categorylinks', array( 'cl_from' => $id ), __METHOD__
);
932 $this->mDb
->delete( 'templatelinks', array( 'tl_from' => $id ), __METHOD__
);
933 $this->mDb
->delete( 'externallinks', array( 'el_from' => $id ), __METHOD__
);
934 $this->mDb
->delete( 'langlinks', array( 'll_from' => $id ), __METHOD__
);
935 $this->mDb
->delete( 'iwlinks', array( 'iwl_from' => $id ), __METHOD__
);
936 $this->mDb
->delete( 'redirect', array( 'rd_from' => $id ), __METHOD__
);
937 $this->mDb
->delete( 'page_props', array( 'pp_page' => $id ), __METHOD__
);
940 # If using cleanup triggers, we can skip some manual deletes
941 if ( !$this->mDb
->cleanupTriggers() ) {
942 # Clean up recentchanges entries...
943 $this->mDb
->delete( 'recentchanges',
944 array( 'rc_type != ' . RC_LOG
,
945 'rc_namespace' => $title->getNamespace(),
946 'rc_title' => $title->getDBkey() ),
948 $this->mDb
->delete( 'recentchanges',
949 array( 'rc_type != ' . RC_LOG
, 'rc_cur_id' => $id ),
955 * Update all the appropriate counts in the category table.
956 * @param array $added Associative array of category name => sort key
957 * @param array $deleted Associative array of category name => sort key
959 function updateCategoryCounts( $added, $deleted ) {
960 $a = WikiPage
::factory( $this->mTitle
);
961 $a->updateCategoryCounts(
962 array_keys( $added ), array_keys( $deleted )