Merge pull request harvesthq#1 from kamal/master

Guard against adding already selected option
bewest · Aug 5, 2011 · db96382 · db96382
2 parents f22c7fb + b3ae3f5
commit db96382
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Showing 6 changed files with 103 additions and 24 deletions.
diff --git a/chosen/chosen.jquery.js b/chosen/chosen.jquery.js
@@ -11,7 +11,8 @@
   /*
   Chosen source: generate output using 'cake build'
   Copyright (c) 2011 by Harvest
-  */  var $, Chosen, get_side_border_padding, root;
+  */
+  var $, Chosen, get_side_border_padding, root;
   var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
   root = this;
   $ = jQuery;
@@ -25,7 +26,8 @@
     }
   });
   Chosen = (function() {
-    function Chosen(elmn) {
+    function Chosen(elmn, data, options) {
+      this.options = $.extend({}, options);
       this.set_default_values();
       this.form_field = elmn;
       this.form_field_jq = $(this.form_field);
@@ -540,11 +542,45 @@
       }
     };
     Chosen.prototype.no_results = function(terms) {
-      var no_results_html;
-      no_results_html = $('<li class="no-results">No results match "<span></span>"</li>');
+      var no_results_html, option, regex, selected;
+      no_results_html = $('<li class="no-results">No results match "<span></span>".</li>');
       no_results_html.find("span").first().html(terms);
+      regex = new RegExp('^' + terms + '$', 'i');
+      selected = (function() {
+        var _i, _len, _ref, _results;
+        _ref = this.results_data;
+        _results = [];
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          option = _ref[_i];
+          if (regex.test(option.value) && option.selected) {
+            _results.push(option);
+          }
+        }
+        return _results;
+      }).call(this);
+      if (selected.length === 0) {
+        no_results_html.append(' <a href="javascript:void(0);" class="option-add">Add this item</a>');
+        no_results_html.find("a.option-add").bind("click", __bind(function(evt) {
+          return this.select_add_option(terms);
+        }, this));
+      }
       return this.search_results.append(no_results_html);
     };
+    Chosen.prototype.select_add_option = function(terms) {
+      var new_option_html;
+      if ($.isFunction(this.options.addOption)) {
+        this.options.addOption(terms);
+      } else {
+        new_option_html = $('<option />', {
+          value: terms
+        }).text(terms);
+        this.form_field_jq.append(new_option_html);
+        this.form_field_jq.trigger("liszt:updated");
+      }
+      this.search_field.val(terms);
+      this.search_field.trigger("keyup");
+      return this.result_select();
+    };
     Chosen.prototype.no_results_clear = function() {
       return this.search_results.find(".no-results").remove();
     };