Add freetagging feature

Author: Wilson Lee

src/jquery.tokeninput.js

@@ -42,6 +42,9 @@ var DEFAULT_SETTINGS = {
     preventDuplicates: false,
     tokenValue: "id",
 
+    // Behavioral settings
+    allowFreeTagging: false,
+
     // Callbacks
     onResult: null,
     onAdd: null,
@@ -210,7 +213,12 @@ $.TokenList = function (input, url_or_data, settings) {
         })
         .blur(function () {
             hide_dropdown();
-            $(this).val("");
+
+            if (settings.allowFreeTagging) {
+              add_freetagging_tokens();
+            } else {
+              $(this).val("");
+            }
             token_list.removeClass(settings.classes.focused);
         })
         .bind("keyup keydown blur update", resize_input)
@@ -284,9 +292,12 @@ $.TokenList = function (input, url_or_data, settings) {
                   if(selected_dropdown_item) {
                     add_token($(selected_dropdown_item).data("tokeninput"));
                     hidden_input.change();
-                    return false;
+                  } else {
+                    add_freetagging_tokens();
+                    event.stopPropagation();
+                    event.preventDefault();
                   }
-                  break;
+                  return false;
 
                 case KEY.ESCAPE:
                   hide_dropdown();
@@ -485,6 +496,20 @@ $.TokenList = function (input, url_or_data, settings) {
                 (keycode >= 219 && keycode <= 222));    // ( \ ) '
     }
 
+    function add_freetagging_tokens() {
+        var value = $.trim(input_box.val());
+        var tokens = value.split(settings.tokenDelimiter);
+        $.each(tokens, function(i, token) {
+          if (!token) {
+            return;
+          }
+
+          var object = {};
+          object[settings.tokenValue] = object[settings.propertyToSearch] = token;
+          add_token(object);
+        });
+    }
+
     // Inner function to a token to the list
     function insert_token(item) {
         var $this_token = $(settings.tokenFormatter(item));