fix reconnect

lang/zh_CN.ts

@@ -39,6 +39,10 @@
     <source>%1 logged out</source>
     <translation>玩家 &lt;b>%1&lt;/b> 离开服务器</translation>
   </message>
+  <message>
+    <source>%1 backed</source>
+    <translation>玩家 &lt;b>%1&lt;/b> 回到了游戏</translation>
+  </message>
 </context>
 
 <context>

src/server/server.cpp

@@ -307,7 +307,10 @@ void Server::handleNameAndPassword(ClientSocket *client, const QString &name,
         if (player->getState() == Player::Offline) {
           auto room = player->getRoom();
           player->setSocket(client);
+          player->alive = true;
           client->disconnect(this);
+          broadcast("ServerMessage",
+              tr("%1 backed").arg(player->getScreenName()));
           room->pushRequest(QString("%1,reconnect").arg(id));
           return;
         } else {