Fixed join group messages

Closes #1091

app/js/locales/en-us.json

@@ -295,13 +295,14 @@
 	"conversation_group_photo_updated": "changed group photo",
 	"conversation_group_photo_removed": "removed group photo",
 	"conversation_returned_to_group": "returned to group",
+	"conversation_joined_group": "joined the group",
 	"conversation_invited_user": "invited {user}",
 	"conversation_invited_users": "{'one': 'invited {} user', 'other': 'invited {} users'}",
 	"conversation_left_group": "left group",
 	"conversation_kicked_user": "removed {user}",
 	"conversation_invited_user_message": "invited user",
 	"conversation_kicked_user_message": "removed user",
-	"conversation_joined_by_link": "joined group",
+	"conversation_joined_by_link": "joined the group",
 	"conversation_converted_to_supergroup": "upgraded to a supergroup",
 	"conversation_created_channel": "Channel created",
 	"conversation_changed_channel_name": "Channel renamed",
@@ -324,6 +325,7 @@
 	"message_service_kicked_user": "removed {user}",
 	"message_service_left_group": "left group",
 	"message_service_joined_by_link": "joined group via invite link",
+	"message_service_joined": "joined the group",
 	"message_service_unsupported_action": "unsupported action {action}",
 	"message_service_bot_intro_header": "What can this bot do?",
 	"message_service_converted_to_supergroup": "upgraded the group to a supergroup",

app/js/messages_manager.js

@@ -1239,7 +1239,11 @@ angular.module('myApp.services')
             if (apiMessage.action.users.length == 1) {
               apiMessage.action.user_id = apiMessage.action.users[0];
               if (apiMessage.fromID == apiMessage.action.user_id) {
-                apiMessage.action._ = 'messageActionChatReturn';
+                if (isChannel) {
+                  apiMessage.action._ = 'messageActionChatJoined';
+                } else {
+                  apiMessage.action._ = 'messageActionChatReturn';
+                }
               }
             }
             else if (apiMessage.action.users.length > 1) {
@@ -2517,6 +2521,9 @@ angular.module('myApp.services')
         case 'messageActionChatReturn':
           notificationMessage = _('conversation_returned_to_group_raw');
           break;
+        case 'messageActionChatJoined':
+          notificationMessage = _('conversation_joined_group_raw');
+          break;
         case 'messageActionChatDeleteUser':
           notificationMessage = _('conversation_kicked_user_message_raw');
           break;

app/partials/desktop/dialog_service.html

@@ -5,6 +5,7 @@
   <span ng-switch-when="messageActionChatDeletePhoto" my-i18n="conversation_group_photo_removed"></span>
   <span ng-switch-when="messageActionChatJoinedByLink" my-i18n="conversation_joined_by_link"></span>
   <span ng-switch-when="messageActionChatReturn" my-i18n="conversation_returned_to_group"></span>
+  <span ng-switch-when="messageActionChatJoined" my-i18n="conversation_joined_group"></span>
   <span ng-switch-when="messageActionChatAddUser" my-i18n="conversation_invited_user">
       <my-i18n-param name="user"><span my-peer-link="message.action.user_id"></span></my-i18n-param>
   </span>

app/partials/desktop/message_service.html

@@ -8,6 +8,7 @@
   <span ng-switch-when="messageActionChatDeletePhoto" my-i18n="message_service_removed_group_photo"></span>
   <span ng-switch-when="messageActionChatJoinedByLink" my-i18n="message_service_joined_by_link"></span>
   <span ng-switch-when="messageActionChatReturn" my-i18n="message_service_returned_to_group"></span>
+  <span ng-switch-when="messageActionChatJoined" my-i18n="message_service_joined"></span>
   <span ng-switch-when="messageActionChatAddUser" my-i18n="message_service_invited_user">
     <my-i18n-param name="user"><a my-peer-link="historyMessage.action.user_id" color="true"></a></my-i18n-param>
   </span>

app/partials/mobile/message_service.html

@@ -8,6 +8,7 @@
   <span ng-switch-when="messageActionChatDeletePhoto" my-i18n="message_service_removed_group_photo"></span>
   <span ng-switch-when="messageActionChatJoinedByLink" my-i18n="message_service_joined_by_link"></span>
   <span ng-switch-when="messageActionChatReturn" my-i18n="message_service_returned_to_group"></span>
+  <span ng-switch-when="messageActionChatJoined" my-i18n="message_service_joined"></span>
   <span ng-switch-when="messageActionChatAddUser" my-i18n="message_service_invited_user">
     <my-i18n-param name="user"><a my-peer-link="historyMessage.action.user_id" color="true"></a></my-i18n-param>
   </span>