PhabricatorDestructionEngine.php
2022a70e163dmaster

PhabricatorDestructionEngine.php
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			<?php

			final class PhabricatorDestructionEngine extends Phobject {

			private $rootLogID;

			public function destroyObject(PhabricatorDestructableInterface $object) {
			$log = id(new PhabricatorSystemDestructionLog())
			->setEpoch(time())
			->setObjectClass(get_class($object));

			if ($this->rootLogID) {
			$log->setRootLogID($this->rootLogID);
			}

			$object_phid = null;
			if (method_exists($object, 'getPHID')) {
			try {
			$object_phid = $object->getPHID();
			$log->setObjectPHID($object_phid);
			} catch (Exception $ex) {
			// Ignore.
			}
			}

			if (method_exists($object, 'getMonogram')) {
			try {
			$log->setObjectMonogram($object->getMonogram());
			} catch (Exception $ex) {
			// Ignore.
			}
			}

			$log->save();

			if (!$this->rootLogID) {
			$this->rootLogID = $log->getID();
			}

			$object->destroyObjectPermanently($this);

			if ($object_phid) {
			$this->destroyEdges($object_phid);
			}
			}

			private function destroyEdges($src_phid) {
			$edges = id(new PhabricatorEdgeQuery())
			->withSourcePHIDs(array($src_phid))
			->execute();

			$editor = id(new PhabricatorEdgeEditor())
			->setSuppressEvents(true);
			foreach ($edges as $edge) {
			$editor->removeEdge($edge['src'], $edge['type'], $edge['dst']);
			}
			$editor->save();
			}

			}