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implement legacy pep protocol (v1.3). Fixes #4146

This commit is contained in:
Yann Leboulanger 2008-08-04 22:06:54 +00:00
parent ebe0f96e5c
commit e13c472e2c
1 changed files with 39 additions and 23 deletions
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62
src/common/caps.py
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@ -171,14 +171,20 @@ class CapsCache(object):
''' Preload data about (node, ver, exts) caps using disco
query to jid using proper connection. Don't query if
the data is already in cache. '''
q = self[(hash_method, hash)]
if hash_method == 'old':
q = self[(hash_method, node + '#' + hash)]
else:
q = self[(hash_method, hash)]
if q.queried==0:
# do query for bare node+hash pair
# this will create proper object
q.queried=1
con.discoverInfo(jid, '%s#%s' % (node, hash))
if hash_method == 'old':
con.discoverInfo(jid)
else:
con.discoverInfo(jid, '%s#%s' % (node, hash))
def is_supported(self, contact, feature):
# No resource -> can't have any caps
if not contact or not contact.resource:
@ -195,8 +201,11 @@ class CapsCache(object):
# This is the "Asterix way", after 0.12 release, I will
# likely implement a fallback to disco (could be disabled
# for mobile users who pay for traffic)
features = self[(contact.caps_hash_method,
contact.caps_hash)].features
if contact.caps_hash_method == 'old':
features = self[(contact.caps_hash_method, contact.caps_node + '#' + \
contact.caps_hash)].features
else:
features = self[(contact.caps_hash_method, contact.caps_hash)].features
if feature in features or features == []:
return True
@ -214,8 +223,7 @@ class ConnectionCaps(object):
# for disco... so that disco will learn how to interpret
# these caps
jid = helpers.get_full_jid_from_iq(presence)
contact = gajim.contacts.get_contact_from_full_jid(
self.name, jid)
contact = gajim.contacts.get_contact_from_full_jid(self.name, jid)
if contact is None:
room_jid, nick = gajim.get_room_and_nick_from_fjid(jid)
contact = gajim.contacts.get_gc_contact(
@ -233,8 +241,11 @@ class ConnectionCaps(object):
contact.hash_method = None
return
hash_method, node, hash = \
caps['hash'], caps['node'], caps['ver']
hash_method, node, hash = caps['hash'], caps['node'], caps['ver']
if hash_method is None and node and hash:
# Old XEP-115 implentation
hash_method = 'old'
if hash_method is None or node is None or hash is None:
# improper caps in stanza, ignoring
@ -260,23 +271,28 @@ class ConnectionCaps(object):
return
if not contact.caps_node:
return # we didn't asked for that?
if not node.startswith(contact.caps_node + '#'):
if contact.caps_hash_method != 'old' and not node.startswith(
contact.caps_node + '#'):
return
node, hash = node.split('#', 1)
computed_hash = helpers.compute_caps_hash(identities, features,
dataforms=dataforms, hash_method=contact.caps_hash_method)
if computed_hash != hash:
# wrong hash, forget it
contact.caps_node = ''
contact.caps_hash_method = ''
contact.caps_hash = ''
return
# if we don't have this info already...
caps = gajim.capscache[(contact.caps_hash_method, hash)]
if contact.caps_hash_method != 'old':
node, hash = node.split('#', 1)
computed_hash = helpers.compute_caps_hash(identities, features,
dataforms=dataforms, hash_method=contact.caps_hash_method)
if computed_hash != hash:
# wrong hash, forget it
contact.caps_node = ''
contact.caps_hash_method = ''
contact.caps_hash = ''
return
# if we don't have this info already...
caps = gajim.capscache[(contact.caps_hash_method, contact.caps_hash)]
else:
# if we don't have this info already...
caps = gajim.capscache[(contact.caps_hash_method, contact.caps_node + \
'#' + contact.caps_hash)]
if caps.queried == 2:
return
caps.update(identities, features)
# vim: se ts=3:
# vim: se ts=3: