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# Slixmpp: The Slick XMPP Library
# Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
# This file is part of Slixmpp.
# See the file LICENSE for copying permission.
from slixmpp.xmlstream import ET, ElementBase
class Headers(ElementBase):
name = 'headers'
namespace = 'http://jabber.org/protocol/shim'
plugin_attrib = 'headers'
interfaces = {'headers'}
is_extension = True
def get_headers(self):
result = {}
headers = self.xml.findall('{%s}header' % self.namespace)
for header in headers:
name = header.attrib.get('name', '')
value = header.text
if name in result:
if not isinstance(result[name], set):
result[name] = [result[name]]
else:
result[name] = []
result[name].add(value)
else:
result[name] = value
return result
def set_headers(self, values):
self.del_headers()
for name in values:
vals = values[name]
if not isinstance(vals, (list, set)):
vals = [values[name]]
for value in vals:
header = ET.Element('{%s}header' % self.namespace)
header.attrib['name'] = name
header.text = value
self.xml.append(header)
def del_headers(self):
headers = self.xml.findall('{%s}header' % self.namespace)
for header in headers:
self.xml.remove(header)
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