ó TR¹Nc@s|dZddlmZddlmZmZddlmZddlm Z defd„ƒYZ de fd „ƒYZ d S( sL Storages used to assist in the deprecation of contrib.auth User messages. iÿÿÿÿ(t constants(t BaseStoragetMessage(tUser(tFallbackStoragetUserMessagesStoragecBs8eZdZdZd„Zd„Zd„Zd„ZRS(s¼ Retrieves messages from the User, using the legacy user.message_set API. This storage is "read-only" insofar as it can only retrieve and delete messages, not store them. t _messagescCs5t|jddƒ}t|tƒr1|jjƒSdS(s… Returns the QuerySet containing all user messages (or ``None`` if request.user is not a contrib.auth User). tuserN(tgetattrtrequesttNonet isinstanceRt _message_settall(tselfR((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyt_get_messages_querysetscOstdƒ‚dS(Ns"This message storage is read-only.(tNotImplementedError(Rtargstkwargs((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pytaddscOs_|jƒ}|dkr"gtfSg}x*|D]"}|jttj|jƒƒq/W|tfS(sš Retrieves a list of messages assigned to the User. This backend never stores anything, so all_retrieved is assumed to be False. N(RR tFalsetappendRRtINFOtmessage(RRRtquerysettmessagest user_message((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyt_get s     cOs)|jƒ}|dk r%|jƒn|S(sž Removes any messages assigned to the User and returns the list of messages (since no messages are stored in this read-only storage). N(RR tdelete(RRRRR((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyt_store0s   (t__name__t __module__t__doc__t session_keyRRRR(((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyR s   tLegacyFallbackStoragecBseZdZefejZRS(ss Works like ``FallbackStorage`` but also handles retrieving (and clearing) contrib.auth User messages. (RRR RRtstorage_classes(((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyR";sN( R tdjango.contrib.messagesRt$django.contrib.messages.storage.baseRRtdjango.contrib.auth.modelsRt(django.contrib.messages.storage.fallbackRRR"(((sZ/home/panlixing/Python_Projects/gaeseries/django/contrib/messages/storage/user_messages.pyts 0