#NEWLINE# def get_acl_objects_by_model( self , user , model , permission ) : #NEWLINE# #INDENT# '\n        return all objects of the specified model for which user "user" have permission "permission"\n        ' #NEWLINE# contenttype = ContentType . objects . get_for_model ( model ) #NEWLINE# ret = [ ] #NEWLINE# user_id = ( 0 if user . is_anonymous ( ) else user . id ) #NEWLINE# acl_users_permissions = cache . get ( ACL_USERS_PERMISSIONS_CACHE ) #NEWLINE# if ( acl_users_permissions is None ) : #NEWLINE# #INDENT# acl_users_permissions = self . cache_user_permissions ( user ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# try : #NEWLINE# #INDENT# acl_users_permissions [ user_id ] #NEWLINE# #UNINDENT# except KeyError : #NEWLINE# #INDENT# acl_users_permissions = self . cache_user_permissions ( user ) #NEWLINE# #UNINDENT# #UNINDENT# try : #NEWLINE# #INDENT# for ( obj , perm ) in acl_users_permissions [ user_id ] [ contenttype . id ] . iteritems ( ) : #NEWLINE# #INDENT# try : #NEWLINE# #INDENT# if perm [ permission ] : #NEWLINE# #INDENT# ret . append ( obj ) #NEWLINE# #UNINDENT# #UNINDENT# except : #NEWLINE# #INDENT# pass #NEWLINE# #UNINDENT# #UNINDENT# #UNINDENT# except : #NEWLINE# #INDENT# pass #NEWLINE# #UNINDENT# return ret