(fix) Partial fix for md-contact-chips

Those fixes resolve the JavaScript errors, but the behavior is wrong;
the displayed results are delayed with respect to the search string.
md-contact-chips is expected to change (for the best) soon.

UI/Templates/ContactsUI/UIxContactEditorTemplate.wox

@@ -318,7 +318,7 @@
             </label>
             <md-contact-chips
                 ng-model="card.refs"
-                md-contacts="currentFolder.$filter($query, {dry: true, excludeLists: true})"
+                md-contacts="userFilter($query)"
                 md-contact-name="$$fullname"
                 md-contact-image="$$image"
                 md-contact-email="$$email"

UI/Templates/PreferencesUI/UIxPreferences.wox

@@ -453,8 +453,7 @@
                     md-contact-email="c_email"
                     md-require-match="md-require-match"
                     filter-selected="false"
-                    placeholder="Add">
-                  </md-contact-chips>
+                    placeholder="Add"><!-- users --></md-contact-chips>
               </div>
 
             </div>

UI/WebServerResources/js/Common/User.service.js

@@ -40,10 +40,19 @@
    * @return a promise of an array of matching User objects
    */
   User.$filter = function(search) {
-    var param = {search: search};
-    if (!search)
-      return User.$q.when([]);
-    return User.$$resource.fetch(null, 'usersSearch', param).then(function(response) {
+    var deferred = User.$q.defer(),
+        param = {search: search};
+
+    if (!search) {
+      User.$users = [];
+      deferred.resolve(User.$users);
+      return deferred.promise;
+    }
+    if (angular.isUndefined(User.$users)) {
+      User.$users = [];
+    }
+
+    User.$$resource.fetch(null, 'usersSearch', param).then(function(response) {
       var results = [];
       angular.forEach(response.users, function(data) {
         console.debug(JSON.stringify(data, undefined, 2));
@@ -51,8 +60,10 @@
         results.push(user);
       });
       User.$users = results;
-      return results;
-    });
+      deferred.resolve(results);
+    }, deferred.reject);
+
+    return deferred.promise;
   };
 
   /**

UI/WebServerResources/js/Contacts/CardController.js

@@ -16,6 +16,7 @@
     $scope.allUrlTypes = Card.$URL_TYPES;
     $scope.allAddressTypes = Card.$ADDRESS_TYPES;
     $scope.categories = {};
+    $scope.userFilterResults = [];
 
     $scope.addOrgUnit = function() {
       var i = $scope.card.$addOrgUnit('');
@@ -41,6 +42,12 @@
       var i = $scope.card.$addMember('');
       focus('ref_' + i);
     };
+    $scope.userFilter = function($query) {
+      $scope.currentFolder.$filter($query, {dry: true, excludeLists: true}).then(function(results) {
+        $scope.userFilterResults = results;
+      });
+      return $scope.userFilterResults;
+    };
     $scope.save = function(form) {
       if (form.$valid) {
         $scope.card.$save()

UI/WebServerResources/js/Preferences/PreferencesController.js

@@ -146,11 +146,8 @@
     }
 
     function userFilter($query) {
-      var deferred = $q.defer();
-      User.$filter($query).then(function(results) {
-        deferred.resolve(results)
-      });
-      return deferred.promise;
+      User.$filter($query);
+      return User.$users;
     }
     
     function save() {