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
{
30 // @todo: make members protected, but make sure extensions don't break
32 public $mId, //!< Page ID of the article linked from
33 $mTitle, //!< Title object of the article linked from
34 $mParserOutput, //!< Parser output
35 $mLinks, //!< Map of title strings to IDs for the links in the document
36 $mImages, //!< DB keys of the images used, in the array key only
37 $mTemplates, //!< Map of title strings to IDs for the template references, including broken ones
38 $mExternals, //!< URLs of external links, array key only
39 $mCategories, //!< Map of category names to sort keys
40 $mInterlangs, //!< Map of language codes to titles
41 $mProperties, //!< Map of arbitrary name to value
42 $mDb, //!< Database connection reference
43 $mOptions, //!< SELECT options to be used (array)
44 $mRecursive; //!< Whether to queue jobs for recursive updates
49 * @param $title Title of the page we're updating
50 * @param $parserOutput ParserOutput: output from a full parse of this page
51 * @param $recursive Boolean: queue jobs for recursive updates?
53 function __construct( $title, $parserOutput, $recursive = true ) {
54 parent
::__construct( false ); // no implicit transaction
56 if ( !( $title instanceof Title
) ) {
57 throw new MWException( "The calling convention to LinksUpdate::LinksUpdate() has changed. " .
58 "Please see Article::editUpdates() for an invocation example.\n" );
61 if ( !( $parserOutput instanceof ParserOutput
) ) {
62 throw new MWException( "The calling convention to LinksUpdate::__construct() has changed. " .
63 "Please see WikiPage::doEditUpdates() for an invocation example.\n" );
66 $this->mTitle
= $title;
67 $this->mId
= $title->getArticleID();
70 throw new MWException( "The Title object did not provide an article ID. Perhaps the page doesn't exist?" );
73 $this->mParserOutput
= $parserOutput;
75 $this->mLinks
= $parserOutput->getLinks();
76 $this->mImages
= $parserOutput->getImages();
77 $this->mTemplates
= $parserOutput->getTemplates();
78 $this->mExternals
= $parserOutput->getExternalLinks();
79 $this->mCategories
= $parserOutput->getCategories();
80 $this->mProperties
= $parserOutput->getProperties();
81 $this->mInterwikis
= $parserOutput->getInterwikiLinks();
83 # Convert the format of the interlanguage links
84 # I didn't want to change it in the ParserOutput, because that array is passed all
85 # the way back to the skin, so either a skin API break would be required, or an
86 # inefficient back-conversion.
87 $ill = $parserOutput->getLanguageLinks();
88 $this->mInterlangs
= array();
89 foreach ( $ill as $link ) {
90 list( $key, $title ) = explode( ':', $link, 2 );
91 $this->mInterlangs
[$key] = $title;
94 foreach ( $this->mCategories
as &$sortkey ) {
95 # If the sortkey is longer then 255 bytes,
96 # it truncated by DB, and then doesn't get
97 # matched when comparing existing vs current
98 # categories, causing bug 25254.
99 # Also. substr behaves weird when given "".
100 if ( $sortkey !== '' ) {
101 $sortkey = substr( $sortkey, 0, 255 );
105 $this->mRecursive
= $recursive;
107 wfRunHooks( 'LinksUpdateConstructed', array( &$this ) );
111 * Update link tables with outgoing links from an updated article
113 public function doUpdate() {
114 global $wgUseDumbLinkUpdate;
116 wfRunHooks( 'LinksUpdate', array( &$this ) );
117 if ( $wgUseDumbLinkUpdate ) {
118 $this->doDumbUpdate();
120 $this->doIncrementalUpdate();
122 wfRunHooks( 'LinksUpdateComplete', array( &$this ) );
125 protected function doIncrementalUpdate() {
126 wfProfileIn( __METHOD__
);
129 $existing = $this->getExistingLinks();
130 $this->incrTableUpdate( 'pagelinks', 'pl', $this->getLinkDeletions( $existing ),
131 $this->getLinkInsertions( $existing ) );
134 $existing = $this->getExistingImages();
136 $imageDeletes = $this->getImageDeletions( $existing );
137 $this->incrTableUpdate( 'imagelinks', 'il', $imageDeletes,
138 $this->getImageInsertions( $existing ) );
140 # Invalidate all image description pages which had links added or removed
141 $imageUpdates = $imageDeletes +
array_diff_key( $this->mImages
, $existing );
142 $this->invalidateImageDescriptions( $imageUpdates );
145 $existing = $this->getExistingExternals();
146 $this->incrTableUpdate( 'externallinks', 'el', $this->getExternalDeletions( $existing ),
147 $this->getExternalInsertions( $existing ) );
150 $existing = $this->getExistingInterlangs();
151 $this->incrTableUpdate( 'langlinks', 'll', $this->getInterlangDeletions( $existing ),
152 $this->getInterlangInsertions( $existing ) );
154 # Inline interwiki links
155 $existing = $this->getExistingInterwikis();
156 $this->incrTableUpdate( 'iwlinks', 'iwl', $this->getInterwikiDeletions( $existing ),
157 $this->getInterwikiInsertions( $existing ) );
160 $existing = $this->getExistingTemplates();
161 $this->incrTableUpdate( 'templatelinks', 'tl', $this->getTemplateDeletions( $existing ),
162 $this->getTemplateInsertions( $existing ) );
165 $existing = $this->getExistingCategories();
167 $categoryDeletes = $this->getCategoryDeletions( $existing );
169 $this->incrTableUpdate( 'categorylinks', 'cl', $categoryDeletes,
170 $this->getCategoryInsertions( $existing ) );
172 # Invalidate all categories which were added, deleted or changed (set symmetric difference)
173 $categoryInserts = array_diff_assoc( $this->mCategories
, $existing );
174 $categoryUpdates = $categoryInserts +
$categoryDeletes;
175 $this->invalidateCategories( $categoryUpdates );
176 $this->updateCategoryCounts( $categoryInserts, $categoryDeletes );
179 $existing = $this->getExistingProperties();
181 $propertiesDeletes = $this->getPropertyDeletions( $existing );
183 $this->incrTableUpdate( 'page_props', 'pp', $propertiesDeletes,
184 $this->getPropertyInsertions( $existing ) );
186 # Invalidate the necessary pages
187 $changed = $propertiesDeletes +
array_diff_assoc( $this->mProperties
, $existing );
188 $this->invalidateProperties( $changed );
190 # Refresh links of all pages including this page
191 # This will be in a separate transaction
192 if ( $this->mRecursive
) {
193 $this->queueRecursiveJobs();
196 wfProfileOut( __METHOD__
);
200 * Link update which clears the previous entries and inserts new ones
201 * May be slower or faster depending on level of lock contention and write speed of DB
202 * Also useful where link table corruption needs to be repaired, e.g. in refreshLinks.php
204 protected function doDumbUpdate() {
205 wfProfileIn( __METHOD__
);
207 # Refresh category pages and image description pages
208 $existing = $this->getExistingCategories();
209 $categoryInserts = array_diff_assoc( $this->mCategories
, $existing );
210 $categoryDeletes = array_diff_assoc( $existing, $this->mCategories
);
211 $categoryUpdates = $categoryInserts +
$categoryDeletes;
212 $existing = $this->getExistingImages();
213 $imageUpdates = array_diff_key( $existing, $this->mImages
) +
array_diff_key( $this->mImages
, $existing );
215 $this->dumbTableUpdate( 'pagelinks', $this->getLinkInsertions(), 'pl_from' );
216 $this->dumbTableUpdate( 'imagelinks', $this->getImageInsertions(), 'il_from' );
217 $this->dumbTableUpdate( 'categorylinks', $this->getCategoryInsertions(), 'cl_from' );
218 $this->dumbTableUpdate( 'templatelinks', $this->getTemplateInsertions(), 'tl_from' );
219 $this->dumbTableUpdate( 'externallinks', $this->getExternalInsertions(), 'el_from' );
220 $this->dumbTableUpdate( 'langlinks', $this->getInterlangInsertions(),'ll_from' );
221 $this->dumbTableUpdate( 'iwlinks', $this->getInterwikiInsertions(),'iwl_from' );
222 $this->dumbTableUpdate( 'page_props', $this->getPropertyInsertions(), 'pp_page' );
224 # Update the cache of all the category pages and image description
225 # pages which were changed, and fix the category table count
226 $this->invalidateCategories( $categoryUpdates );
227 $this->updateCategoryCounts( $categoryInserts, $categoryDeletes );
228 $this->invalidateImageDescriptions( $imageUpdates );
230 # Refresh links of all pages including this page
231 # This will be in a separate transaction
232 if ( $this->mRecursive
) {
233 $this->queueRecursiveJobs();
236 wfProfileOut( __METHOD__
);
239 function queueRecursiveJobs() {
240 global $wgUpdateRowsPerJob;
241 wfProfileIn( __METHOD__
);
243 $cache = $this->mTitle
->getBacklinkCache();
244 $batches = $cache->partition( 'templatelinks', $wgUpdateRowsPerJob );
246 wfProfileOut( __METHOD__
);
250 foreach ( $batches as $batch ) {
251 list( $start, $end ) = $batch;
253 'table' => 'templatelinks',
257 $jobs[] = new RefreshLinksJob2( $this->mTitle
, $params );
259 Job
::batchInsert( $jobs );
261 wfProfileOut( __METHOD__
);
267 function invalidateCategories( $cats ) {
268 $this->invalidatePages( NS_CATEGORY
, array_keys( $cats ) );
272 * Update all the appropriate counts in the category table.
273 * @param $added array associative array of category name => sort key
274 * @param $deleted array associative array of category name => sort key
276 function updateCategoryCounts( $added, $deleted ) {
277 $a = WikiPage
::factory( $this->mTitle
);
278 $a->updateCategoryCounts(
279 array_keys( $added ), array_keys( $deleted )
286 function invalidateImageDescriptions( $images ) {
287 $this->invalidatePages( NS_FILE
, array_keys( $images ) );
295 private function dumbTableUpdate( $table, $insertions, $fromField ) {
296 $this->mDb
->delete( $table, array( $fromField => $this->mId
), __METHOD__
);
297 if ( count( $insertions ) ) {
298 # The link array was constructed without FOR UPDATE, so there may
299 # be collisions. This may cause minor link table inconsistencies,
300 # which is better than crippling the site with lock contention.
301 $this->mDb
->insert( $table, $insertions, __METHOD__
, array( 'IGNORE' ) );
306 * Update a table by doing a delete query then an insert query
312 function incrTableUpdate( $table, $prefix, $deletions, $insertions ) {
313 if ( $table == 'page_props' ) {
314 $fromField = 'pp_page';
316 $fromField = "{$prefix}_from";
318 $where = array( $fromField => $this->mId
);
319 if ( $table == 'pagelinks' ||
$table == 'templatelinks' ||
$table == 'iwlinks' ) {
320 if ( $table == 'iwlinks' ) {
321 $baseKey = 'iwl_prefix';
323 $baseKey = "{$prefix}_namespace";
325 $clause = $this->mDb
->makeWhereFrom2d( $deletions, $baseKey, "{$prefix}_title" );
332 if ( $table == 'langlinks' ) {
333 $toField = 'll_lang';
334 } elseif ( $table == 'page_props' ) {
335 $toField = 'pp_propname';
337 $toField = $prefix . '_to';
339 if ( count( $deletions ) ) {
340 $where[] = "$toField IN (" . $this->mDb
->makeList( array_keys( $deletions ) ) . ')';
346 $this->mDb
->delete( $table, $where, __METHOD__
);
348 if ( count( $insertions ) ) {
349 $this->mDb
->insert( $table, $insertions, __METHOD__
, 'IGNORE' );
354 * Get an array of pagelinks insertions for passing to the DB
355 * Skips the titles specified by the 2-D array $existing
356 * @param $existing array
359 private function getLinkInsertions( $existing = array() ) {
361 foreach( $this->mLinks
as $ns => $dbkeys ) {
362 $diffs = isset( $existing[$ns] )
363 ?
array_diff_key( $dbkeys, $existing[$ns] )
365 foreach ( $diffs as $dbk => $id ) {
367 'pl_from' => $this->mId
,
368 'pl_namespace' => $ns,
377 * Get an array of template insertions. Like getLinkInsertions()
378 * @param $existing array
381 private function getTemplateInsertions( $existing = array() ) {
383 foreach( $this->mTemplates
as $ns => $dbkeys ) {
384 $diffs = isset( $existing[$ns] ) ?
array_diff_key( $dbkeys, $existing[$ns] ) : $dbkeys;
385 foreach ( $diffs as $dbk => $id ) {
387 'tl_from' => $this->mId
,
388 'tl_namespace' => $ns,
397 * Get an array of image insertions
398 * Skips the names specified in $existing
399 * @param $existing array
402 private function getImageInsertions( $existing = array() ) {
404 $diffs = array_diff_key( $this->mImages
, $existing );
405 foreach( $diffs as $iname => $dummy ) {
407 'il_from' => $this->mId
,
415 * Get an array of externallinks insertions. Skips the names specified in $existing
416 * @param $existing array
419 private function getExternalInsertions( $existing = array() ) {
421 $diffs = array_diff_key( $this->mExternals
, $existing );
422 foreach( $diffs as $url => $dummy ) {
423 foreach( wfMakeUrlIndexes( $url ) as $index ) {
425 'el_from' => $this->mId
,
427 'el_index' => $index,
435 * Get an array of category insertions
437 * @param $existing array mapping existing category names to sort keys. If both
438 * match a link in $this, the link will be omitted from the output
442 private function getCategoryInsertions( $existing = array() ) {
443 global $wgContLang, $wgCategoryCollation;
444 $diffs = array_diff_assoc( $this->mCategories
, $existing );
446 foreach ( $diffs as $name => $prefix ) {
447 $nt = Title
::makeTitleSafe( NS_CATEGORY
, $name );
448 $wgContLang->findVariantLink( $name, $nt, true );
450 if ( $this->mTitle
->getNamespace() == NS_CATEGORY
) {
452 } elseif ( $this->mTitle
->getNamespace() == NS_FILE
) {
458 # Treat custom sortkeys as a prefix, so that if multiple
459 # things are forced to sort as '*' or something, they'll
460 # sort properly in the category rather than in page_id
462 $sortkey = Collation
::singleton()->getSortKey(
463 $this->mTitle
->getCategorySortkey( $prefix ) );
466 'cl_from' => $this->mId
,
468 'cl_sortkey' => $sortkey,
469 'cl_timestamp' => $this->mDb
->timestamp(),
470 'cl_sortkey_prefix' => $prefix,
471 'cl_collation' => $wgCategoryCollation,
479 * Get an array of interlanguage link insertions
481 * @param $existing Array mapping existing language codes to titles
485 private function getInterlangInsertions( $existing = array() ) {
486 $diffs = array_diff_assoc( $this->mInterlangs
, $existing );
488 foreach( $diffs as $lang => $title ) {
490 'll_from' => $this->mId
,
499 * Get an array of page property insertions
500 * @param $existing array
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,
517 * Get an array of interwiki insertions for passing to the DB
518 * Skips the titles specified by the 2-D array $existing
519 * @param $existing array
522 private function getInterwikiInsertions( $existing = array() ) {
524 foreach( $this->mInterwikis
as $prefix => $dbkeys ) {
525 $diffs = isset( $existing[$prefix] ) ?
array_diff_key( $dbkeys, $existing[$prefix] ) : $dbkeys;
526 foreach ( $diffs as $dbk => $id ) {
528 'iwl_from' => $this->mId
,
529 'iwl_prefix' => $prefix,
538 * Given an array of existing links, returns those links which are not in $this
539 * and thus should be deleted.
540 * @param $existing array
543 private function getLinkDeletions( $existing ) {
545 foreach ( $existing as $ns => $dbkeys ) {
546 if ( isset( $this->mLinks
[$ns] ) ) {
547 $del[$ns] = array_diff_key( $existing[$ns], $this->mLinks
[$ns] );
549 $del[$ns] = $existing[$ns];
556 * Given an array of existing templates, returns those templates which are not in $this
557 * and thus should be deleted.
558 * @param $existing array
561 private function getTemplateDeletions( $existing ) {
563 foreach ( $existing as $ns => $dbkeys ) {
564 if ( isset( $this->mTemplates
[$ns] ) ) {
565 $del[$ns] = array_diff_key( $existing[$ns], $this->mTemplates
[$ns] );
567 $del[$ns] = $existing[$ns];
574 * Given an array of existing images, returns those images which are not in $this
575 * and thus should be deleted.
576 * @param $existing array
579 private function getImageDeletions( $existing ) {
580 return array_diff_key( $existing, $this->mImages
);
584 * Given an array of existing external links, returns those links which are not
585 * in $this and thus should be deleted.
586 * @param $existing array
589 private function getExternalDeletions( $existing ) {
590 return array_diff_key( $existing, $this->mExternals
);
594 * Given an array of existing categories, returns those categories which are not in $this
595 * and thus should be deleted.
596 * @param $existing array
599 private function getCategoryDeletions( $existing ) {
600 return array_diff_assoc( $existing, $this->mCategories
);
604 * Given an array of existing interlanguage links, returns those links which are not
605 * in $this and thus should be deleted.
606 * @param $existing array
609 private function getInterlangDeletions( $existing ) {
610 return array_diff_assoc( $existing, $this->mInterlangs
);
614 * Get array of properties which should be deleted.
615 * @param $existing array
618 function getPropertyDeletions( $existing ) {
619 return array_diff_assoc( $existing, $this->mProperties
);
623 * Given an array of existing interwiki links, returns those links which are not in $this
624 * and thus should be deleted.
625 * @param $existing array
628 private function getInterwikiDeletions( $existing ) {
630 foreach ( $existing as $prefix => $dbkeys ) {
631 if ( isset( $this->mInterwikis
[$prefix] ) ) {
632 $del[$prefix] = array_diff_key( $existing[$prefix], $this->mInterwikis
[$prefix] );
634 $del[$prefix] = $existing[$prefix];
641 * Get an array of existing links, as a 2-D array
645 private function getExistingLinks() {
646 $res = $this->mDb
->select( 'pagelinks', array( 'pl_namespace', 'pl_title' ),
647 array( 'pl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
649 foreach ( $res as $row ) {
650 if ( !isset( $arr[$row->pl_namespace
] ) ) {
651 $arr[$row->pl_namespace
] = array();
653 $arr[$row->pl_namespace
][$row->pl_title
] = 1;
659 * Get an array of existing templates, as a 2-D array
663 private function getExistingTemplates() {
664 $res = $this->mDb
->select( 'templatelinks', array( 'tl_namespace', 'tl_title' ),
665 array( 'tl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
667 foreach ( $res as $row ) {
668 if ( !isset( $arr[$row->tl_namespace
] ) ) {
669 $arr[$row->tl_namespace
] = array();
671 $arr[$row->tl_namespace
][$row->tl_title
] = 1;
677 * Get an array of existing images, image names in the keys
681 private function getExistingImages() {
682 $res = $this->mDb
->select( 'imagelinks', array( 'il_to' ),
683 array( 'il_from' => $this->mId
), __METHOD__
, $this->mOptions
);
685 foreach ( $res as $row ) {
686 $arr[$row->il_to
] = 1;
692 * Get an array of existing external links, URLs in the keys
696 private function getExistingExternals() {
697 $res = $this->mDb
->select( 'externallinks', array( 'el_to' ),
698 array( 'el_from' => $this->mId
), __METHOD__
, $this->mOptions
);
700 foreach ( $res as $row ) {
701 $arr[$row->el_to
] = 1;
707 * Get an array of existing categories, with the name in the key and sort key in the value.
711 private function getExistingCategories() {
712 $res = $this->mDb
->select( 'categorylinks', array( 'cl_to', 'cl_sortkey_prefix' ),
713 array( 'cl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
715 foreach ( $res as $row ) {
716 $arr[$row->cl_to
] = $row->cl_sortkey_prefix
;
722 * Get an array of existing interlanguage links, with the language code in the key and the
723 * title in the value.
727 private function getExistingInterlangs() {
728 $res = $this->mDb
->select( 'langlinks', array( 'll_lang', 'll_title' ),
729 array( 'll_from' => $this->mId
), __METHOD__
, $this->mOptions
);
731 foreach ( $res as $row ) {
732 $arr[$row->ll_lang
] = $row->ll_title
;
738 * Get an array of existing inline interwiki links, as a 2-D array
739 * @return array (prefix => array(dbkey => 1))
741 protected function getExistingInterwikis() {
742 $res = $this->mDb
->select( 'iwlinks', array( 'iwl_prefix', 'iwl_title' ),
743 array( 'iwl_from' => $this->mId
), __METHOD__
, $this->mOptions
);
745 foreach ( $res as $row ) {
746 if ( !isset( $arr[$row->iwl_prefix
] ) ) {
747 $arr[$row->iwl_prefix
] = array();
749 $arr[$row->iwl_prefix
][$row->iwl_title
] = 1;
755 * Get an array of existing categories, with the name in the key and sort key in the value.
759 private function getExistingProperties() {
760 $res = $this->mDb
->select( 'page_props', array( 'pp_propname', 'pp_value' ),
761 array( 'pp_page' => $this->mId
), __METHOD__
, $this->mOptions
);
763 foreach ( $res as $row ) {
764 $arr[$row->pp_propname
] = $row->pp_value
;
770 * Return the title object of the page being updated
773 public function getTitle() {
774 return $this->mTitle
;
778 * Returns parser output
780 * @return ParserOutput
782 public function getParserOutput() {
783 return $this->mParserOutput
;
787 * Return the list of images used as generated by the parser
790 public function getImages() {
791 return $this->mImages
;
795 * Invalidate any necessary link lists related to page property changes
798 private function invalidateProperties( $changed ) {
799 global $wgPagePropLinkInvalidations;
801 foreach ( $changed as $name => $value ) {
802 if ( isset( $wgPagePropLinkInvalidations[$name] ) ) {
803 $inv = $wgPagePropLinkInvalidations[$name];
804 if ( !is_array( $inv ) ) {
805 $inv = array( $inv );
807 foreach ( $inv as $table ) {
808 $update = new HTMLCacheUpdate( $this->mTitle
, $table );
817 * Update object handling the cleanup of links tables after a page was deleted.
819 class LinksDeletionUpdate
extends SqlDataUpdate
{
821 protected $mPage; //!< WikiPage the wikipage that was deleted
826 * @param $page WikiPage Page we are updating
828 function __construct( WikiPage
$page ) {
829 parent
::__construct( false ); // no implicit transaction
831 $this->mPage
= $page;
833 if ( !$page->exists() ) {
834 throw new MWException( "Page ID not known, perhaps the page doesn't exist?" );
839 * Do some database updates after deletion
841 public function doUpdate() {
842 $title = $this->mPage
->getTitle();
843 $id = $this->mPage
->getId();
845 # Delete restrictions for it
846 $this->mDb
->delete( 'page_restrictions', array ( 'pr_page' => $id ), __METHOD__
);
848 # Fix category table counts
850 $res = $this->mDb
->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__
);
852 foreach ( $res as $row ) {
853 $cats [] = $row->cl_to
;
856 $this->mPage
->updateCategoryCounts( array(), $cats );
858 # If using cascading deletes, we can skip some explicit deletes
859 if ( !$this->mDb
->cascadingDeletes() ) {
860 $this->mDb
->delete( 'revision', array( 'rev_page' => $id ), __METHOD__
);
862 # Delete outgoing links
863 $this->mDb
->delete( 'pagelinks', array( 'pl_from' => $id ), __METHOD__
);
864 $this->mDb
->delete( 'imagelinks', array( 'il_from' => $id ), __METHOD__
);
865 $this->mDb
->delete( 'categorylinks', array( 'cl_from' => $id ), __METHOD__
);
866 $this->mDb
->delete( 'templatelinks', array( 'tl_from' => $id ), __METHOD__
);
867 $this->mDb
->delete( 'externallinks', array( 'el_from' => $id ), __METHOD__
);
868 $this->mDb
->delete( 'langlinks', array( 'll_from' => $id ), __METHOD__
);
869 $this->mDb
->delete( 'iwlinks', array( 'iwl_from' => $id ), __METHOD__
);
870 $this->mDb
->delete( 'redirect', array( 'rd_from' => $id ), __METHOD__
);
871 $this->mDb
->delete( 'page_props', array( 'pp_page' => $id ), __METHOD__
);
874 # If using cleanup triggers, we can skip some manual deletes
875 if ( !$this->mDb
->cleanupTriggers() ) {
876 # Clean up recentchanges entries...
877 $this->mDb
->delete( 'recentchanges',
878 array( 'rc_type != ' . RC_LOG
,
879 'rc_namespace' => $title->getNamespace(),
880 'rc_title' => $title->getDBkey() ),
882 $this->mDb
->delete( 'recentchanges',
883 array( 'rc_type != ' . RC_LOG
, 'rc_cur_id' => $id ),
889 * Update all the appropriate counts in the category table.
890 * @param $added array associative array of category name => sort key
891 * @param $deleted array associative array of category name => sort key
893 function updateCategoryCounts( $added, $deleted ) {
894 $a = WikiPage
::factory( $this->mTitle
);
895 $a->updateCategoryCounts(
896 array_keys( $added ), array_keys( $deleted )