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authorLance Stout <lancestout@gmail.com>2014-02-03 19:15:08 -0600
committerLance Stout <lancestout@gmail.com>2014-02-03 19:15:08 -0600
commitbd03f071c611225984223c6d942cab49b46bfcc8 (patch)
tree2a76615ab2786835216d51c96e98ff2ceee5feff /sleekxmpp/xmlstream
parent12995e280e7dcb9a34933d9e4fa3614d1b958eaa (diff)
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Fix verifying 'from' for IQ results.
Closes issue #278
Diffstat (limited to 'sleekxmpp/xmlstream')
-rw-r--r--sleekxmpp/xmlstream/matcher/__init__.py1
-rw-r--r--sleekxmpp/xmlstream/matcher/idsender.py47
2 files changed, 48 insertions, 0 deletions
diff --git a/sleekxmpp/xmlstream/matcher/__init__.py b/sleekxmpp/xmlstream/matcher/__init__.py
index 1038d1bd..aa74c434 100644
--- a/sleekxmpp/xmlstream/matcher/__init__.py
+++ b/sleekxmpp/xmlstream/matcher/__init__.py
@@ -7,6 +7,7 @@
"""
from sleekxmpp.xmlstream.matcher.id import MatcherId
+from sleekxmpp.xmlstream.matcher.idsender import MatchIDSender
from sleekxmpp.xmlstream.matcher.many import MatchMany
from sleekxmpp.xmlstream.matcher.stanzapath import StanzaPath
from sleekxmpp.xmlstream.matcher.xmlmask import MatchXMLMask
diff --git a/sleekxmpp/xmlstream/matcher/idsender.py b/sleekxmpp/xmlstream/matcher/idsender.py
new file mode 100644
index 00000000..5c2c1f51
--- /dev/null
+++ b/sleekxmpp/xmlstream/matcher/idsender.py
@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+"""
+ sleekxmpp.xmlstream.matcher.id
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+ Part of SleekXMPP: The Sleek XMPP Library
+
+ :copyright: (c) 2011 Nathanael C. Fritz
+ :license: MIT, see LICENSE for more details
+"""
+
+from sleekxmpp.xmlstream.matcher.base import MatcherBase
+
+
+class MatchIDSender(MatcherBase):
+
+ """
+ The IDSender matcher selects stanzas that have the same stanza 'id'
+ interface value as the desired ID, and that the 'from' value is one
+ of a set of approved entities that can respond to a request.
+ """
+
+ def match(self, xml):
+ """Compare the given stanza's ``'id'`` attribute to the stored
+ ``id`` value, and verify the sender's JID.
+
+ :param xml: The :class:`~sleekxmpp.xmlstream.stanzabase.ElementBase`
+ stanza to compare against.
+ """
+
+ selfjid = self._criteria['self']
+ peerjid = self._criteria['peer']
+
+ allowed = {}
+ allowed[''] = True
+ allowed[selfjid.bare] = True
+ allowed[selfjid.host] = True
+ allowed[peerjid.full] = True
+ allowed[peerjid.bare] = True
+ allowed[peerjid.host] = True
+
+ _from = xml['from']
+
+ try:
+ return xml['id'] == self._criteria['id'] and allowed[_from]
+ except KeyError:
+ return False