Added title & description metadata extraction

asyraf9 · Jul 26, 2012 · 332705b · 332705b
1 parent 4121fc0
commit 332705b
Showing 1 changed file with 51 additions and 4 deletions.
diff --git a/build/tasks/plugins.js b/build/tasks/plugins.js
@@ -7,7 +7,10 @@ module.exports = function( grunt ) {
   grunt.registerTask( "plugins", function() {
 		var globalConfig = pluginConfig = grunt.config.get( 'global' ),
 			pluginConfig = globalConfig.plugins,
-			done = this.async(), filenameToPlugin;
+			done = this.async(),
+			filenameToPlugin,
+			escapeRegexString,
+			extractMetadata;
 
 		filenameToPlugin = function( filename ) {
 			var pathless = filename.replace( /js\//, "" ),
@@ -27,6 +30,48 @@ module.exports = function( grunt ) {
 				.replace( ".js", ".jquery.json" );
 		};
 
+		// Thank you Dojo
+		// summary: Regular expressions and Builder resources
+		escapeRegexString = function ( /*String*/str, /*String?*/except ) {
+			//	summary:
+			//		Adds escape sequences for special characters in regular expressions
+			// except:
+			//		a String with special characters to be left unescaped
+
+			return str.replace( /([\.$?*|{}\(\)\[\]\\\/\+^])/g, function ( ch ) {
+				if ( except && except.indexOf( ch ) != -1 ) {
+					return ch;
+				}
+				return "\\" + ch;
+			} ); // String
+		};
+
+		extractMetadata = function( data ) {
+			var lines = data.split( "\n" ),
+				matches = lines.filter( function( line, index ) {
+					return ( /^.*\/\/>>\s*[^:]+:.*$/ ).test( line );
+				}),
+				metadata = {};
+			if ( matches && matches.length ) {
+				matches.forEach( function( meta ) {
+					var attr = meta.replace( /^.*\/\/>>\s*([^:]+):.*$/, "$1" ).trim(),
+						attrLabelRE = new RegExp( "^.*" + escapeRegexString( "//>>" + attr + ":") + "\\s*", "m" ),
+						value = meta.replace( attrLabelRE, "" ).trim(),
+						namespace, name,
+						indexOfDot = attr.indexOf( "." );
+					if ( indexOfDot > 0 ) { // if there is something before the dot
+						namespace = attr.split( "." )[0];
+						name = attr.substring( indexOfDot+1 );
+						metadata[ namespace ] = metadata[ namespace ] || {};
+						metadata[ namespace ][ name ] = value;
+					} else {
+						metadata[ attr ] = value;
+					}
+				});
+			}
+			return metadata;
+		};
+
 		requirejs.tools.useLib( function ( require ) {
 			require( [ 'parse' ], function ( parse ) {
 				// grab all the files that still use the original convention
@@ -44,16 +89,18 @@ module.exports = function( grunt ) {
 
 					var data = fs.readFileSync( filename, 'utf8' ),
 						tree = parse.findDependencies( filename, data ),
-						manifest, template;
+						manifest,
+						template,
+						metadata = extractMetadata( data );
 
 					template = grunt.file.read( pluginConfig.template );
 
 					manifest = filenameToPlugin( filename );
 
 					grunt.file.write( manifest, grunt.template.process( template, {
 						name: filename.replace(".json", ""),
-						title: "TODO",
-						desc: "TODO",
+						title: metadata.label || "Untitled",
+						desc: metadata.description || "",
 						version: globalConfig.ver.official
 					}));
 				});