PhutilRemarkupRuleHyperlink.php
a1b1d2f697aaproduction

PhutilRemarkupRuleHyperlink.php
View Options

			<?php

			/*
			* Copyright 2011 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.
			*/

			class PhutilRemarkupRuleHyperlink
			extends PhutilRemarkupRule {

			public function apply($text) {

			$text = preg_replace_callback(
			'@[<](\w{3,}://.+?)[>]@',
			array($this, 'markupHyperlink'),
			$text);

			$text = preg_replace_callback(
			'@(?<=^\|\s)(\w{3,}://\S+)(?=\s\|$)@',
			array($this, 'markupHyperlinkUngreedy'),
			$text);

			return $text;
			}

			public function markupHyperlink($matches) {
			return $this->getEngine()->storeText(
			phutil_render_tag(
			'a',
			array(
			'href' => $matches[1],
			'target' => '_blank',
			),
			phutil_escape_html($matches[1])));
			}

			public function markupHyperlinkUngreedy($matches) {
			$match = $matches[1];
			$tail = null;
			$trailing = null;
			if (preg_match('/[;,.:!?]+$/', $match, $trailing)) {
			$tail = $trailing[0];
			$match = substr($match, 0, -strlen($tail));
			}
			return $this->markupHyperlink(array(null, $match)).$tail;
			}

			}