First Version ( v0.1 )

First Version of the PrismHighlight Mediawiki extension.

PrismHighlight.php

@@ -0,0 +1,158 @@
+<?php
+if ( ! defined( 'MEDIAWIKI' ) )
+    die();
+/**#@+
+ * A code highlighter using the prismjs.com code highlighter 
+ *
+ * @file 
+ * @link http://
+ * @ingroup Extensions
+ * @author Andrew Senetar <arsenetar@gmail.com>
+ * @copyright (c) 2013 by Andrew Senetar
+ * @license http://opensource.org/licenses/MIT MIT License 
+ */
+
+$wgExtensionCredits['other'][] = array(
+    'path' => __FILE__,
+    'name' => 'PrismHighlight',
+    'version' => 0.1,
+    'author' => 'Andrew Senetar',
+    //'url' => 'http://',
+    'descriptionmsg' =>'prismhighlight-desc', 
+);
+
+/**
+ * Configuration variables for the extension
+ */
+ 
+ // Default languages to load
+if (! isset($wgPrismHighlightLanguages)) {
+  $wgPrismHighlightLanguages = array(
+    'bash',
+    'c',
+    'css',
+    'javascript',
+    'python',
+    'php',
+    'sql',
+    'markup',
+  );
+}
+
+// List of plugins to load (none by default)
+// autolinker does not appear to work nor does show-invisibles 
+// line-number and line-highlight should not be used together since it breaks visual
+if (! isset($wgPrismHighlightPlugins)) {
+  $wgPrismHighlightPlugins = array(
+  );
+}
+
+// Allow highlighting source tags
+if (! isset($wgPrismHighlightSource)) {
+  $wgPrismHighlightSource = true;
+}
+
+// The theme to use (false for default)
+if (! isset($wgPrismHighlightTheme)) {
+  $wgPrismHighlightTheme = false;
+}
+
+// Build the list for the js includes
+function efPrismHighlight_Scripts() {
+    global $wgPrismHighlightPlugins, $wgPrismHighlightLanguages;
+    
+    // some languages depend on others
+    $plugin_deps = array(
+        'bash' => 'clike',
+        'c' => 'clike',
+        'coffeescript' => 'javascript',
+        'cpp' => 'c',
+        'groovy' => 'clike',
+        'java' => 'clike',
+        'javascript' => 'clike',
+        'php' => 'clike',
+        'scss' => 'css',  
+    );
+    
+    // make sure all needed languages are loaded
+    $langs = $wgPrismHighlightLanguages;
+    foreach($langs  as $lang ){
+        if( array_key_exists( $lang, $plugin_deps ) )
+            $langs[] = $plugin_deps[$lang];
+    }
+    // remove duplicates order matters...
+    $langs = array_unique( array_reverse( $langs ) );
+    
+    // load plugins
+    foreach( $wgPrismHighlightPlugins as $plugin )
+        $scripts[] = "prism/plugins/prism-$plugin.js";
+        
+    // load languages
+    foreach( $langs as $lang )  
+        $scripts[] = "prism/components/prism-$lang.js";
+    return $scripts;    
+}
+
+// build list of styles to include
+function efPrismHighlight_Styles() {
+    global $wgPrismHighlightPlugins, $wgPrismHighlightTheme;
+    
+    // stop mediawiki from causing problems
+    $styles[] = 'overrides.css';
+    
+    // load the theme or not
+    if( $wgPrismHighlightTheme != false )
+        $styles[] = "prism/themes/prism-$wgPrismHighlightTheme.css";
+    else
+        $styles[] = "prism/prism.css";
+        
+    // load plugin styles
+    foreach($wgPrismHighlightPlugins as $plugin)
+        $styles[] = "prism/plugins/prism-$plugin.css";
+    return $styles;    
+}
+
+/**
+ *  Setup for the extension
+ */
+$wgAutoloadClasses['PrismHighlight'] = dirname(__FILE__) . '/PrismHighlight.base.php';
+$wgExtensionMessagesFiles['PrismHighlight'] = dirname(__FILE__) . '/PrismHighlight.i18n.php';
+
+/**
+ * Resource Modules
+ */
+ 
+ // styles and scripts to load after core is in place
+$wgResourceModules['ext.PrismHighlight'] = array(
+    'localBasePath' => dirname(__FILE__),
+    'remoteExtPath' => 'PrismHighlight',
+    'styles' => efPrismHighlight_Styles(),
+    'scripts' => efPrismHighlight_Scripts(),
+    'dependencies' => 'ext.PrismHighlight.core',
+);
+
+// the core
+$wgResourceModules['ext.PrismHighlight.core'] = array(
+    'localBasePath' => dirname(__FILE__),
+    'remoteExtPath' => 'PrismHighlight',
+    'scripts' => array( 'prism/prism-core.js', 'init.js' ),
+);
+
+/**
+ * Hooks
+ */
+// Register parser hook
+$wgHooks['ParserFirstCallInit'][] = 'efPrismHighlight_Setup';
+// Register before display hook to load css / js files
+$wgHooks['BeforePageDisplay'][] = 'PrismHighlight::beforePageDisplay';
+
+/**
+ * Register parser hook
+ */
+function efPrismHighlight_Setup( &$parser ) {
+    global $wgPrismHighlightSource;
+    if( $wgPrismHighlightSource)
+        $parser->setHook('source', array('PrismHighlight', 'parserHook'));
+    $parser->setHook('syntaxhighlight', array('PrismHighlight', 'parserHook'));
+    return true;
+}