# Slixmpp: The Slick XMPP Library# Copyright (C) 2011 Nathanael C. Fritz, Lance J.T. Stout# This file is part of Slixmpp.# See the file LICENSE for copying permission.fromslixmppimportMessage,Presencefromslixmpp.xmlstreamimportregister_stanza_pluginfromslixmpp.pluginsimportBasePluginfromslixmpp.plugins.xep_0131importstanzafromslixmpp.plugins.xep_0131.stanzaimportHeaders
[docs]classXEP_0131(BasePlugin):name='xep_0131'description='XEP-0131: Stanza Headers and Internet Metadata'dependencies={'xep_0030'}stanza=stanzadefault_config={'supported_headers':set()}defplugin_init(self):register_stanza_plugin(Message,Headers)register_stanza_plugin(Presence,Headers)defplugin_end(self):self.xmpp['xep_0030'].del_feature(feature=Headers.namespace)forheaderinself.supported_headers:self.xmpp['xep_0030'].del_feature(feature='%s#%s'%(Headers.namespace,header))defsession_bind(self,jid):self.xmpp['xep_0030'].add_feature(Headers.namespace)forheaderinself.supported_headers:self.xmpp['xep_0030'].add_feature('%s#%s'%(Headers.namespace,header))