PhabricatorRemarkupRulePhriction.php
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	<?php

	/*
	* Copyright 2012 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	/**
	* @group markup
	*/
	final class PhabricatorRemarkupRulePhriction
	extends PhutilRemarkupRule {

	public function apply($text) {
	return preg_replace_callback(
	'@\B\\[\\[([^\|\\]]+)(?:\\\|([^\\]]+))?\\]\\]\B@U',
	array($this, 'markupDocumentLink'),
	$text);
	}

	public function markupDocumentLink($matches) {

	$slug = trim($matches[1]);
	$name = trim(idx($matches, 2, $slug));
	$name = explode('/', trim($name, '/'));
	$name = end($name);

	$slug = PhabricatorSlug::normalize($slug);
	$uri = PhrictionDocument::getSlugURI($slug);

	return $this->getEngine()->storeText(
	phutil_render_tag(
	'a',
	array(
	'href' => $uri,
	'class' => 'phriction-link',
	),
	phutil_escape_html($name)));
	}

	}