From b1f47fe1200a5a238fc68618ee65d834c4360569 Mon Sep 17 00:00:00 2001
From: huang <huang.jingquan@163.com>
Date: Tue, 19 Apr 2016 11:19:29 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8E=86=E5=8F=B2=E7=89=88=E6=9C=AC=E4=B8=8D?=
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---
 app/models/attachment.rb | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/app/models/attachment.rb b/app/models/attachment.rb
index 55d76ffeb..754bd4dee 100644
--- a/app/models/attachment.rb
+++ b/app/models/attachment.rb
@@ -362,8 +362,7 @@ class Attachment < ActiveRecord::Base
   #有了历史记录的数据记录是不能被删除的。
   #true 能被删除 false 不能被删除
   def destroyable
-    true
-    # self.attachment_histories.count == 0
+    self.attachment_histories.count == 0
   end
 
   # Returns file's location on disk