Merge pull request #765 from jacklul/fix

Do not process duplicated updates, prevent stopping the script

src/DB.php

@@ -492,10 +492,6 @@ class DB
         $update_id   = $update->getUpdateId();
         $update_type = $update->getUpdateType();
 
-        if (count(self::selectTelegramUpdate(1, $update_id)) === 1) {
-            throw new TelegramException('Duplicate update received!');
-        }
-
         // @todo Make this simpler: if ($message = $update->getMessage()) ...
         if ($update_type === 'message') {
             $message = $update->getMessage();

src/Telegram.php

@@ -457,6 +457,12 @@ class Telegram
         //This is necessary to "require" all the necessary command files!
         $this->getCommandsList();
 
+        //Make sure we don't try to process update that was already processed
+        if (count(DB::selectTelegramUpdate(1, $this->update->getUpdateId())) === 1) {
+            TelegramLog::debug('Duplicate update received, processing aborted!');
+            return Request::emptyResponse();
+        }
+
         DB::insertRequest($this->update);
 
         return $this->executeCommand($command);