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https://github.com/silverstripe/silverstripe-fulltextsearch
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72 lines
2.1 KiB
PHP
72 lines
2.1 KiB
PHP
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<?php
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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')) {
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continue;
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}
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$manipulation[$class] = array(
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'fields' => array(),
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'id' => $this->owner->ID,
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// Note: 'delete' command not actually handled by manipulations,
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// but added so that SearchUpdater can detect the deletion
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'command' => 'delete'
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);
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}
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$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 = ClassInfo::baseDataClass($class);
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$key = "$id:$base:" . serialize($state);
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$statefulids = array(
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array(
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'id' => $id,
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'state' => $state
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)
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);
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$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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