Merge branch 'v0.2' into develop

app/Repositories/MessageRuleRepository.php

@@ -128,13 +128,13 @@ class MessageRuleRepository
         $message->message_type = $request['message_type'];
         $message->cover = $request['cover'];
 
-        if($request['activity_url']){
+        if(isset($request['activity_url'])){
             $message->notice_groups = $request['activity_url'];
         }
-        if($request['message_show_type']){
+        if(isset($request['message_show_type'])){
             $message->message_show_type = $request['message_show_type'];
         }
-        if($request['content']){
+        if(isset($request['content'])){
             $message->content = $request['content'];
         }
         if(isset($request['send_time'])){
@@ -145,7 +145,7 @@ class MessageRuleRepository
             }
 
         }
-        if($request['activity_time']){
+        if(isset($request['activity_time'])){
             $message->activity_time = $request['activity_time'];
         }