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<?php |
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namespace SilverStripe\FullTextSearch\Search\Extensions; |
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use SilverStripe\Core\ClassInfo; |
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use SilverStripe\FullTextSearch\Search\Updaters\SearchUpdater; |
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use SilverStripe\FullTextSearch\Search\Variants\SearchVariant; |
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use SilverStripe\ORM\DataExtension; |
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use SilverStripe\ORM\DataObject; |
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/** |
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* Delete operations do not use database manipulations. |
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* |
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* If a delete has been requested, force a write on objects that should be |
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* indexed. This causes the object to be marked for deletion from the index. |
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*/ |
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class SearchUpdater_ObjectHandler extends DataExtension |
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{ |
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public function onAfterDelete() |
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{ |
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// Calling delete() on empty objects does nothing |
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if (!$this->owner->ID) { |
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return; |
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} |
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// Force SearchUpdater to mark this record as dirty |
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// Note: Some extensions require entire hierarchy passed to augmentWrite() |
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$manipulation = array(); |
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foreach (ClassInfo::ancestry($this->owner) as $class) { |
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if (!is_subclass_of($class, DataObject::class)) { |
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continue; |
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} |
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$tableName = DataObject::getSchema()->tableName($class); |
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$manipulation[$tableName] = array( |
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'fields' => array(), |
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'id' => $this->owner->ID, |
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'class' => $class, |
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// Note: 'delete' command not actually handled by manipulations, |
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// but added so that SearchUpdater can detect the deletion |
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'command' => 'delete' |
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); |
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} |
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$this->owner->extend('augmentWrite', $manipulation); |
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SearchUpdater::handle_manipulation($manipulation); |
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} |
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/** |
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* Forces this object to trigger a re-index in the current state |
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*/ |
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public function triggerReindex() |
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{ |
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if (!$this->owner->ID) { |
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return; |
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} |
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$id = $this->owner->ID; |
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$class = $this->owner->ClassName; |
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$state = SearchVariant::current_state($class); |
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$base = DataObject::getSchema()->baseDataClass($class); |
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$key = "$id:$base:".serialize($state); |
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$statefulids = array(array( |
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'id' => $id, |
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'state' => $state |
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)); |
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$writes = array( |
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$key => array( |
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'base' => $base, |
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'class' => $class, |
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'id' => $id, |
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'statefulids' => $statefulids, |
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'fields' => array() |
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) |
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); |
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SearchUpdater::process_writes($writes); |
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} |
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} |
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silverstripe /
silverstripe-fulltextsearch
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