Added the ability to populate via a function, similar to jQuery UI Au…

…tocomplete.

Instead of a string or object, specify a function as the source parameter with two parameters (the query string and callback function respectively). The function can do what it needs to, then call the callback function passing through the query string and data as a JSON object.

src/jquery.tokeninput.js

@@ -86,25 +86,25 @@ var KEY = {
 
 
 // Expose the .tokenInput function to jQuery as a plugin
-$.fn.tokenInput = function (url_or_data, options) {
+$.fn.tokenInput = function (url_or_data_or_function, options) {
     var settings = $.extend({}, DEFAULT_SETTINGS, options || {});
 
     return this.each(function () {
-        new $.TokenList(this, url_or_data, settings);
+        new $.TokenList(this, url_or_data_or_function, settings);
     });
 };
 
 
 // TokenList class for each input
-$.TokenList = function (input, url_or_data, settings) {
+$.TokenList = function (input, url_or_data_or_function, settings) {
     //
     // Initialization
     //
 
     // Configure the data source
-    if(typeof(url_or_data) === "string") {
+    if(typeof(url_or_data_or_function) === "string") {
         // Set the url to query against
-        settings.url = url_or_data;
+        settings.url = url_or_data_or_function;
 
         // Make a smart guess about cross-domain if it wasn't explicitly specified
         if(settings.crossDomain === undefined) {
@@ -114,9 +114,11 @@ $.TokenList = function (input, url_or_data, settings) {
                 settings.crossDomain = (location.href.split(/\/+/g)[1] !== settings.url.split(/\/+/g)[1]);
             }
         }
-    } else if(typeof(url_or_data) === "object") {
+	} else if(typeof(url_or_data_or_function) === "function") {
+		settings.sourceFunction = url_or_data_or_function;
+    } else if(typeof(url_or_data_or_function) === "object") {
         // Set the local data to search through
-        settings.local_data = url_or_data;
+        settings.local_data = url_or_data_or_function;
     }
 
     // Build class names
@@ -675,6 +677,7 @@ $.TokenList = function (input, url_or_data, settings) {
     // Deselect a token in the token list
     function deselect_token (token, position) {
         token.removeClass(settings.classes.selectedToken);
+
         selected_token = null;
 
         input_box.css('color', '');