DifferentialChangesetListController.php
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	<?php

	final class DifferentialChangesetListController
	extends DifferentialController {

	private $diff;

	public function shouldAllowPublic() {
	return true;
	}

	public function handleRequest(AphrontRequest $request) {
	$viewer = $this->getViewer();

	$diff = id(new DifferentialDiffQuery())
	->setViewer($viewer)
	->withIDs(array($request->getURIData('id')))
	->executeOne();
	if (!$diff) {
	return new Aphront404Response();
	}
	$this->diff = $diff;

	return id(new DifferentialChangesetSearchEngine())
	->setController($this)
	->setDiff($diff)
	->buildResponse();
	}

	protected function buildApplicationCrumbs() {
	$crumbs = parent::buildApplicationCrumbs();

	$diff = $this->diff;
	if ($diff) {
	$revision = $diff->getRevision();
	if ($revision) {
	$crumbs->addTextCrumb(
	$revision->getMonogram(),
	$revision->getURI());
	}

	$crumbs->addTextCrumb(
	pht('Diff %d', $diff->getID()),
	$diff->getURI());
	}

	return $crumbs;
	}


	}