课程讨论区文件上传权限优化

app/models/user.rb

@@ -818,6 +818,9 @@ class User < Principal
 
       # authorize if user has at least one role that has this permission
       roles = memberships.collect {|m| m.roles}.flatten.uniq
+      if roles.count == 0
+        roles = coursememberships.collect {|m| m.roles}.flatten.uniq
+      end
       roles << (self.logged? ? Role.non_member : Role.anonymous)
       roles.any? {|role|
         role.allowed_to?(action) &&

public/stylesheets/application.css

@@ -691,6 +691,12 @@ ul.tool li{list-style-type:none;
 	word-break: break-all;		
 }
 
+ul.user_course_sort{margin:0px; padding-left:0em;}
+ul.user_course_sort li{list-style-type:none;
+    height:auto;}
+
+
+
 .info-break{
 	word-wrap: break-word;
 	word-break: break-all;