add queryparse

oauth3.core.js

@@ -31,6 +31,39 @@
     return qs.join('&');
   };
 
+  // Modified from http://stackoverflow.com/a/7826782
+  core.queryparse = function (search) {
+		// parse a query or a hash
+		if (-1 !== ['#', '?'].indexOf(search[0])) {
+			search = search.substring(1);
+		}
+
+    var args = search.split('&');
+    var argsParsed = {};
+    var i, arg, kvp, key, value;
+
+    for (i = 0; i < args.length; i += 1) {
+
+        arg = args[i];
+
+        if (-1 === arg.indexOf('=')) {
+
+        	argsParsed[decodeURIComponent(arg).trim()] = true;
+
+        }
+        else {
+
+					kvp = arg.split('=');
+					key = decodeURIComponent(kvp[0]).trim();
+					value = decodeURIComponent(kvp[1]).trim();
+					argsParsed[key] = value;
+
+        }
+    }
+
+    return argsParsed;
+  };
+
   core.authorizationCode = function (/*directive, scope, redirectUri, clientId*/) {
     //
     // Example Authorization Code Request