DiffusionCommitTagsController.php
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DiffusionCommitTagsController.php
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	<?php

	final class DiffusionCommitTagsController extends DiffusionController {

	public function shouldAllowPublic() {
	return true;
	}

	public function willProcessRequest(array $data) {
	$data['user'] = $this->getRequest()->getUser();
	$this->diffusionRequest = DiffusionRequest::newFromDictionary($data);
	}

	public function processRequest() {
	$request = $this->getDiffusionRequest();
	$tag_limit = 10;

	$tags = array();
	try {
	$tags = DiffusionRepositoryTag::newFromConduit(
	$this->callConduitWithDiffusionRequest(
	'diffusion.tagsquery',
	array(
	'commit' => $request->getCommit(),
	'limit' => $tag_limit + 1)));
	} catch (ConduitException $ex) {
	if ($ex->getMessage() != 'ERR-UNSUPPORTED-VCS') {
	throw $ex;
	}
	}

	$has_more_tags = (count($tags) > $tag_limit);
	$tags = array_slice($tags, 0, $tag_limit);

	$tag_links = array();
	foreach ($tags as $tag) {
	$tag_links[] = phutil_tag(
	'a',
	array(
	'href' => $request->generateURI(
	array(
	'action' => 'browse',
	'commit' => $tag->getName(),
	)),
	),
	$tag->getName());
	}

	if ($has_more_tags) {
	$tag_links[] = phutil_tag(
	'a',
	array(
	'href' => $request->generateURI(
	array(
	'action' => 'tags',
	)),
	),
	pht("More Tags\xE2\x80\xA6"));
	}

	return id(new AphrontAjaxResponse())
	->setContent($tag_links ? implode(', ', $tag_links) : pht('None'));
	}
	}