From 4c993609f146b0d5ccc4685812782242a165b084 Mon Sep 17 00:00:00 2001
From: Coleman Watts <coleman@civicrm.org>
Date: Tue, 29 Apr 2014 10:29:57 -0700
Subject: [PATCH] CRM-13966 - Add entityRef support for free tagging

---
 js/Common.js | 39 +++++++++++++++++++++++++++++++++++----
 1 file changed, 35 insertions(+), 4 deletions(-)

diff --git a/js/Common.js b/js/Common.js
index 2df825d164..ae938704ed 100644
--- a/js/Common.js
+++ b/js/Common.js
@@ -276,7 +276,7 @@ CRM.validate = CRM.validate || {
     options.select = options.select || {};
     return $(this).each(function() {
       var
-        $el = $(this),
+        $el = $(this).off('.crmEntity'),
         entity = options.entity || $el.data('api-entity') || 'contact',
         selectParams = {};
       $el.data('api-entity', entity);
@@ -327,7 +327,7 @@ CRM.validate = CRM.validate || {
           }
         }
       };
-      if ($el.data('create-links')) {
+      if ($el.data('create-links') && entity.toLowerCase() === 'contact') {
         selectParams.formatInputTooShort = function() {
           var txt = $el.data('select-params').formatInputTooShort || $.fn.select2.defaults.formatInputTooShort.call(this);
           if ($el.data('create-links')) {
@@ -339,7 +339,7 @@ CRM.validate = CRM.validate || {
           var txt = $el.data('select-params').formatNoMatches || $.fn.select2.defaults.formatNoMatches;
           return txt + '<br />' + formatSelect2CreateLinks($el);
         };
-        $el.off('.createLinks').on('select2-open.createLinks', function() {
+        $el.on('select2-open.crmEntity', function() {
           var $el = $(this);
           $('#select2-drop').off('.crmEntity').on('click.crmEntity', 'a.crm-add-entity', function(e) {
             $el.select2('close');
@@ -361,7 +361,38 @@ CRM.validate = CRM.validate || {
           });
         });
       }
-      $el.crmSelect2($.extend(settings, $el.data('select-params'), selectParams));
+      // Create new items inline - works for tags
+      else if ($el.data('create-links')) {
+        selectParams.createSearchChoice = function(term, data) {
+          if (!_.findKey(data, {label: term})) {
+            return {id: "0", term: term, label: term + ' (' + ts('new tag') + ')'};
+          }
+        };
+        selectParams.tokenSeparators = [',', ' '];
+        selectParams.createSearchChoicePosition = 'bottom';
+      }
+      $el.crmSelect2($.extend(settings, $el.data('select-params'), selectParams))
+        .on('select2-selecting.crmEntity', function(e) {
+          if (e.val === "0") {
+            e.object.label = e.object.term;
+            CRM.api3(entity, 'create', $.extend({name: e.object.term}, $el.data('api-params').params || {}))
+              .done(function(created) {
+                var
+                  multiple = !!$el.data('select-params').multiple,
+                  val = $el.select2('val'),
+                  data = $el.select2('data'),
+                  item = {id: created.id, label: e.object.term};
+                if (val === "0") {
+                  $el.select2('data', item);
+                }
+                else if ($.isArray(val) && $.inArray("0", val) > -1) {
+                  _.remove(data, {id: "0"});
+                  data.push(item);
+                  $el.select2('data', data);
+                }
+              });
+          }
+        });
     });
   };
 
-- 
2.25.1