Source code for slixmpp.plugins.xep_0047.stanza
# Slixmpp: The Slick XMPP Library
# This file is part of Slixmpp
# See the file LICENSE for copying permission
import re
import base64
from slixmpp.util import bytes
from slixmpp.exceptions import XMPPError
from slixmpp.xmlstream import ElementBase
VALID_B64 = re.compile(r'[A-Za-z0-9\+\/]*=*')
[docs]
class Open(ElementBase):
name = 'open'
namespace = 'http://jabber.org/protocol/ibb'
plugin_attrib = 'ibb_open'
interfaces = {'block_size', 'sid', 'stanza'}
[docs]
class Data(ElementBase):
name = 'data'
namespace = 'http://jabber.org/protocol/ibb'
plugin_attrib = 'ibb_data'
interfaces = {'seq', 'sid', 'data'}
sub_interfaces = {'data'}
[docs]
def get_data(self):
text = self.xml.text
if not text:
raise XMPPError('not-acceptable', 'IBB data element is empty.')
b64_data = text.strip()
if VALID_B64.match(b64_data).group() == b64_data:
return from_b64(b64_data)
else:
raise XMPPError('not-acceptable')
[docs]
class Close(ElementBase):
name = 'close'
namespace = 'http://jabber.org/protocol/ibb'
plugin_attrib = 'ibb_close'
interfaces = {'sid'}