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<?php |
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/** |
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* Syntax-highlight extension for MediaWiki 1.9 using Andre Simon's 'highlight' |
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* Copyright (C) 2007 John Pye <john@curioussymbols.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program; if not, write to the Free Software Foundation, Inc., |
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* http://www.gnu.org/copyleft/gpl.html |
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*/ |
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|
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/** |
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* @addtogroup Extensions |
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* @author John Pye |
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* |
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* This extension wraps the Andre Simon highlighter: http://www.andre-simon.de/ |
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* |
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* Modelled closely on the sourcecode for the GeSHi highlighter for |
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* mediawiki, by Brion Vibber http://www.mediawiki.org/ |
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* |
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* A language is specified like: <source lang="c">void main() {}</source> |
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* If you forget, or give an unsupported value, the extension spits out |
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* some help text and a list of all supported languages. |
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*/ |
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|
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if( !defined( 'MEDIAWIKI' ) ) |
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die(); |
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|
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$wgExtensionFunctions[] = 'ashighlightSetup'; |
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$wgExtensionCredits['parserhook']['ashighlight'] = array( |
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'name' => 'ashighlight', |
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'author' => 'John Pye', |
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'description' => "Provides syntax highlighting using [http://www.andre-simon.de/ Andre Simon's 'highlight']", |
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); |
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$wgHooks['LoadAllMessages'][] = 'ashighlightLoadMessages'; |
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|
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$ASH_CSS=array(); |
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|
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function ashighlightSetup() { |
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global $wgParser; |
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$wgParser->setHook( 'source', 'ashighlightHook' ); |
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$wgHooks['SkinTemplateSetupPageCss'][]='ashighlightCss'; |
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} |
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|
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function ashighlightLoadMessages() { |
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static $loaded = false; |
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if ( $loaded ) { |
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return TRUE; |
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} |
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global $wgMessageCache; |
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require_once( dirname( __FILE__ ) . '/ashighlight.i18n.php' ); |
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foreach( efashighlightMessages() as $lang => $messages ) |
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$wgMessageCache->addMessages( $messages, $lang ); |
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return TRUE; |
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} |
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|
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// called anytime a 'source' tag is seen in the wikitext... |
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function ashighlightHook( $text, $params = array(), $parser ) { |
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if ( !class_exists( 'ASHighlight' ) ) { |
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require( 'ashighlight.class.php' ); |
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} |
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ashighlightLoadMessages(); |
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return isset( $params['lang'] ) |
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? ashighlightFormat( trim( $text ), $params, $parser ) |
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: ashighlightHelp(); |
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} |
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|
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// format the passed $text in the language $params['lang'] |
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function ashighlightFormat( $text, $params, $parser ) { |
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$lang = $params['lang']; |
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if ( !preg_match( '/^[A-Za-z_0-9-]*$/', $lang ) ) { |
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return ashighlightHelp( wfMsgHtml( 'ashighlight-err-language' ) ); |
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} |
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|
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$ash = new ASHighlight(); |
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|
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$ash->set_encoding('UTF-8'); |
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|
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if(isset($params['tabwidth'])){ |
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$ash->set_tab_width($params['tabwidth']); |
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} |
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|
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if(isset( $params['line'] ) ) { |
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$ash->enable_line_numbers(); |
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} |
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|
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if(isset( $params['start'] ) ) { |
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$ash->start_line_numbers_at( $params['start'] ); |
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} |
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|
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$out = $ash->parse_code($text,$lang); |
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|
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if($ash->error){ |
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return ashighlightHelp($ash->errmsg); |
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}else{ |
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// Per-language class for stylesheet |
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//$ASH_CSS[]= |
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$css = |
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"<style type=\"text/css\">/*<![CDATA[*/\n".$ash->get_stylesheet()."/*]]>*/</style>\n"; |
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$out = $css . "<pre>$out</pre>"; |
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return $out; |
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} |
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} |
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|
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/** |
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Return a syntax help message |
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@param string $error HTML error message |
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*/ |
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function ashighlightHelp( $error = false ) { |
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return ashighlightError( |
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( $error ? "<p>$error</p>" : '' ) . |
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'<p>' . wfMsg( 'ashighlight-specify' ) . ' ' . |
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'<samp><source lang="html">...</source></samp></p>' . |
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'<p>' . wfMsg( 'ashighlight-supported' ) . '</p>' . |
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ashighlightFormatList( ashighlightLanguageList() ) ); |
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} |
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|
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/** |
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* Put a red-bordered div around an HTML message |
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* @param string $contents HTML error message |
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* @return HTML |
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*/ |
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function ashighlightError( $contents ) { |
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return "<div style=\"border:solid red 1px; padding:.5em;\">$contents</div>"; |
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} |
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|
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function ashighlightFormatList( $list ) { |
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return empty( $list ) |
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? wfMsg( 'ashighlight-err-loading' ) |
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: '<p style="padding:0em 1em;">' . |
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implode( ', ', array_map( 'ashighlightListItem', $list ) ) . |
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'</p>'; |
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} |
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|
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function ashighlightListItem( $item ) { |
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return "<samp>" . htmlspecialchars( $item ) . "</samp>"; |
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} |
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|
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function ashighlightLanguageList() { |
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$langs = array(); |
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$langroot = @opendir( ASHIGHLIGHT_LANG_ROOT ); |
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if( $langroot ) { |
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while( $item = readdir( $langroot ) ) { |
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if( preg_match( '/^(.*)\\.lang$/', $item, $matches ) ) { |
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$langs[] = $matches[1]; |
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} |
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} |
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closedir( $langroot ); |
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} |
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sort( $langs ); |
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return $langs; |
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} |
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|
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function ashighlightCss(&$out){ |
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//foreach($ASH_CSS as $css){ |
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// $out.=$css."\n\n"; |
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//} |
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$out.="kwa{font:bold}"; |
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return true; |
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} |
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|
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?> |
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