Filter relationships by permission

app/assets/javascripts/admin/controllers/enterprise_relationships_controller.js.coffee

@@ -10,6 +10,18 @@ angular.module("ofn.admin").controller "AdminEnterpriseRelationshipsCtrl", ($sco
     if confirm("Are you sure?")
       $scope.EnterpriseRelationships.delete enterprise_relationship
 
+  $scope.toggleKeyword = (string, key) ->
+    string = '' unless string
+    words = string.split ' '
+    words = words.filter (s) ->
+      s
+    index = words.indexOf key
+    if index > -1
+      words.splice index, 1
+    else
+      words.push key
+    words.join ' '
+
   $scope.allPermissionsChecked = ->
     for i in EnterpriseRelationships.all_permissions
       if !$scope.permissions[i]