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78 lines
2.1 KiB
78 lines
2.1 KiB
<?php |
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if (!defined('__TYPECHO_ROOT_DIR__')) exit; |
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/** |
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* Markdown解析 |
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* |
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* @package Markdown |
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* @copyright Copyright (c) 2014 Typecho team (http://www.typecho.org) |
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* @license GNU General Public License 2.0 |
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*/ |
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class Markdown |
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{ |
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/** |
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* convert |
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* |
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* @param string $text |
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* @return string |
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*/ |
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public static function convert($text) |
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{ |
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static $parser; |
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if (empty($parser)) { |
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$parser = new HyperDown(); |
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$parser->hook('afterParseCode', function ($html) { |
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return preg_replace("/<code class=\"([_a-z0-9-]+)\">/i", "<code class=\"lang-\\1\">", $html); |
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}); |
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$parser->hook('beforeParseInline', function ($html) use ($parser) { |
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return preg_replace_callback("/^\s*<!\-\-\s*more\s*\-\->\s*$/s", function ($matches) use ($parser) { |
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return $parser->makeHolder('<!--more-->'); |
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}, $html); |
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}); |
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$parser->enableHtml(true); |
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$parser->_commonWhiteList .= '|img|cite|embed|iframe'; |
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$parser->_specialWhiteList = array_merge($parser->_specialWhiteList, array( |
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'ol' => 'ol|li', |
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'ul' => 'ul|li', |
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'blockquote' => 'blockquote', |
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'pre' => 'pre|code' |
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)); |
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} |
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return str_replace('<p><!--more--></p>', '<!--more-->', $parser->makeHtml($text)); |
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} |
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/** |
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* transerCodeClass |
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* |
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* @param string $html |
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* @return string |
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*/ |
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public static function transerCodeClass($html) |
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{ |
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return preg_replace("/<code class=\"([_a-z0-9-]+)\">/i", "<code class=\"lang-\\1\">", $html); |
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} |
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/** |
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* @param $html |
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* @return mixed |
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*/ |
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public static function transerComment($html) |
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{ |
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return preg_replace_callback("/<!\-\-(.+?)\-\->/s", array('Markdown', 'transerCommentCallback'), $html); |
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} |
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/** |
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* @param $matches |
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* @return string |
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*/ |
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public static function transerCommentCallback($matches) |
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{ |
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return self::$parser->makeHolder($matches[0]); |
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} |
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} |
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