1 files changed, 86 insertions, 0 deletions
diff --git a/webclient/components/matrix/notification-service.js b/webclient/components/matrix/notification-service.js
new file mode 100644
index 0000000000..7821248846
--- /dev/null
+++ b/webclient/components/matrix/notification-service.js
@@ -0,0 +1,86 @@
+/*
+Copyright 2014 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+/*
+This service manages notifications: enabling, creating and showing them. This
+also contains 'bing word' logic.
+*/
+angular.module('notificationService', [])
+.factory('notificationService', function($rootScope) {
+
+    var getLocalPartFromUserId = function(user_id) {
+        if (!user_id) {
+            return null;
+        }
+        var localpartRegex = /@(.*):\w+/i
+        var results = localpartRegex.exec(user_id);
+        if (results && results.length == 2) {
+            return results[1];
+        }
+        return null;
+    };
+    
+    return {
+    
+        containsBingWord: function(userId, displayName, bingWords, content) {
+            // case-insensitive name check for user_id OR display_name if they exist
+            var userRegex = "";
+            if (userId) {
+                var localpart = getLocalPartFromUserId(userId);
+                if (localpart) {
+                    localpart = localpart.toLocaleLowerCase();
+                    userRegex += "\\b" + localpart + "\\b";
+                }
+            }
+            if (displayName) {
+                displayName = displayName.toLocaleLowerCase();
+                if (userRegex.length > 0) {
+                    userRegex += "|";
+                }
+                userRegex += "\\b" + displayName + "\\b";
+            }
+
+            var regexList = [new RegExp(userRegex, 'i')];
+            
+            // bing word list check
+            if (bingWords && bingWords.length > 0) {
+                for (var i=0; i<bingWords.length; i++) {
+                    var re = RegExp(bingWords[i], 'i');
+                    regexList.push(re);
+                }
+            }
+            return this.hasMatch(regexList, content);
+        },
+    
+        hasMatch: function(regExps, content) {
+            if (!content || $.type(content) != "string") {
+                return false;
+            }
+            
+            if (regExps && regExps.length > 0) {
+                for (var i=0; i<regExps.length; i++) {
+                    if (content.search(regExps[i]) != -1) {
+                        return true;
+                    }
+                }
+            }
+            return false;
+        }
+    };
+
+});