PhabricatorEdgeChangeRecord.php
de7f836f03e6master

PhabricatorEdgeChangeRecord.php
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			<?php

			final class PhabricatorEdgeChangeRecord
			extends Phobject {

			private $xaction;

			public static function newFromTransaction(
			PhabricatorApplicationTransaction $xaction) {
			$record = new self();
			$record->xaction = $xaction;
			return $record;
			}

			public function getChangedPHIDs() {
			$add = $this->getAddedPHIDs();
			$rem = $this->getRemovedPHIDs();

			$add = array_fuse($add);
			$rem = array_fuse($rem);

			return array_keys($add + $rem);
			}

			public function getAddedPHIDs() {
			$old = $this->getOldDestinationPHIDs();
			$new = $this->getNewDestinationPHIDs();

			$old = array_fuse($old);
			$new = array_fuse($new);

			$add = array_diff_key($new, $old);
			return array_keys($add);
			}

			public function getRemovedPHIDs() {
			$old = $this->getOldDestinationPHIDs();
			$new = $this->getNewDestinationPHIDs();

			$old = array_fuse($old);
			$new = array_fuse($new);

			$rem = array_diff_key($old, $new);
			return array_keys($rem);
			}

			private function getOldDestinationPHIDs() {
			if ($this->xaction) {
			$old = $this->xaction->getOldValue();
			return ipull($old, 'dst');
			}

			throw new Exception(
			pht('Edge change record is not configured with any change data.'));
			}

			private function getNewDestinationPHIDs() {
			if ($this->xaction) {
			$new = $this->xaction->getNewValue();
			return ipull($new, 'dst');
			}

			throw new Exception(
			pht('Edge change record is not configured with any change data.'));
			}


			}