testing

PhrictionDocumentPublishTransaction.php
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			<?php

			final class PhrictionDocumentPublishTransaction
			extends PhrictionDocumentTransactionType {

			const TRANSACTIONTYPE = 'publish';

			public function generateOldValue($object) {
			return $object->getContentPHID();
			}

			public function applyInternalEffects($object, $value) {
			$object->setContentPHID($value);
			}

			public function getActionName() {
			return pht('Published');
			}

			public function getTitle() {
			return pht(
			'%s published a new version of this document.',
			$this->renderAuthor());
			}

			public function getTitleForFeed() {
			return pht(
			'%s published a new version of %s.',
			$this->renderAuthor(),
			$this->renderObject());
			}

			public function validateTransactions($object, array $xactions) {
			$actor = $this->getActor();
			$errors = array();

			foreach ($xactions as $xaction) {
			$content_phid = $xaction->getNewValue();

			// If this isn't changing anything, skip it.
			if ($content_phid === $object->getContentPHID()) {
			continue;
			}

			$content = id(new PhrictionContentQuery())
			->setViewer($actor)
			->withPHIDs(array($content_phid))
			->executeOne();
			if (!$content) {
			$errors[] = $this->newInvalidError(
			pht(
			'Unable to load Content object with PHID "%s".',
			$content_phid),
			$xaction);
			continue;
			}

			if ($content->getDocumentPHID() !== $object->getPHID()) {
			$errors[] = $this->newInvalidError(
			pht(
			'Content object "%s" can not be published because it belongs '.
			'to a different document.',
			$content_phid));
			continue;
			}
			}

			return $errors;
			}

			}