+ # Image links
+ $existing = $this->getExistingImages();
+ $this->incrTableUpdate( 'imagelinks', 'il', $this->getImageDeletions( $existing ),
+ $this->getImageInsertions( $existing ) );
+
+ # Invalidate all image description pages which had links added or removed
+ $imageUpdates = array_diff_key( $existing, $this->mImages ) + array_diff_key( $this->mImages, $existing );
+ $this->invalidateImageDescriptions( $imageUpdates );
+
+ # External links
+ $existing = $this->getExistingExternals();
+ $this->incrTableUpdate( 'externallinks', 'el', $this->getExternalDeletions( $existing ),
+ $this->getExternalInsertions( $existing ) );
+
+ # Language links
+ $existing = $this->getExistingInterlangs();
+ $this->incrTableUpdate( 'langlinks', 'll', $this->getInterlangDeletions( $existing ),
+ $this->getInterlangInsertions( $existing ) );
+
+ # Template links
+ $existing = $this->getExistingTemplates();
+ $this->incrTableUpdate( 'templatelinks', 'tl', $this->getTemplateDeletions( $existing ),
+ $this->getTemplateInsertions( $existing ) );
+
+ # Category links
+ $existing = $this->getExistingCategories();
+ $this->incrTableUpdate( 'categorylinks', 'cl', $this->getCategoryDeletions( $existing ),
+ $this->getCategoryInsertions( $existing ) );
+
+ # Invalidate all categories which were added, deleted or changed (set symmetric difference)
+ $categoryUpdates = array_diff_assoc( $existing, $this->mCategories ) + array_diff_assoc( $this->mCategories, $existing );
+ $this->invalidateCategories( $categoryUpdates );
+
+ # Refresh links of all pages including this page
+ # This will be in a separate transaction
+ if ( $this->mRecursive ) {
+ $this->queueRecursiveJobs();
+ }
+
+ wfProfileOut( $fname );
+ }
+
+ /**
+ * Link update which clears the previous entries and inserts new ones
+ * May be slower or faster depending on level of lock contention and write speed of DB
+ * Also useful where link table corruption needs to be repaired, e.g. in refreshLinks.php
+ */
+ function doDumbUpdate() {
+ $fname = 'LinksUpdate::doDumbUpdate';
+ wfProfileIn( $fname );
+
+ # Refresh category pages and image description pages
+ $existing = $this->getExistingCategories();
+ $categoryUpdates = array_diff_assoc( $existing, $this->mCategories ) + array_diff_assoc( $this->mCategories, $existing );
+ $existing = $this->getExistingImages();
+ $imageUpdates = array_diff_key( $existing, $this->mImages ) + array_diff_key( $this->mImages, $existing );