Mercurial > libervia-backend
view sat/tools/common/uri.py @ 2983:97a1faca8f58
core (xmpp): fixed URI correction while parsing messages:
A double "==" was used instead of a single one. As a result URI was never fixed and some
elements could be missed (like body), and then the message discarded.
Should fix 294 (to be confirmed).
fix 294
author | Goffi <goffi@goffi.org> |
---|---|
date | Tue, 02 Jul 2019 09:09:04 +0200 |
parents | 003b8b4b56a7 |
children | ab2696e34d29 |
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#!/usr/bin/env python2 # -*- coding: utf-8 -*- # SAT: a jabber client # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. """ XMPP uri parsing tools """ import urlparse import urllib # FIXME: basic implementation, need to follow RFC 5122 def parseXMPPUri(uri): """Parse an XMPP uri and return a dict with various information @param uri(unicode): uri to parse @return dict(unicode, unicode): data depending of the URI where key can be: type: one of ("pubsub", TODO) type is always present sub_type: can be: - microblog only used for pubsub for now path: XMPP path (jid of the service or entity) node: node used id: id of the element (item for pubsub) @raise ValueError: the scheme is not xmpp """ uri_split = urlparse.urlsplit(uri.encode("utf-8")) if uri_split.scheme != "xmpp": raise ValueError(u"this is not a XMPP URI") # XXX: we don't use jid.JID for path as it can be used both in backend and frontend # which may use different JID classes data = {u"path": urllib.unquote(uri_split.path).decode("utf-8")} query_end = uri_split.query.find(";") query_type = uri_split.query[:query_end] if query_end == -1 or "=" in query_type: raise ValueError("no query type, invalid XMPP URI") pairs = urlparse.parse_qs(uri_split.geturl()) for k, v in pairs.items(): if len(v) != 1: raise NotImplementedError(u"multiple values not managed") if k in ("path", "type", "sub_type"): raise NotImplementedError(u"reserved key used in URI, this is not supported") data[k.decode("utf-8")] = urllib.unquote(v[0]).decode("utf-8") if query_type: data[u"type"] = query_type.decode("utf-8") elif u"node" in data: data[u"type"] = u"pubsub" else: data[u"type"] = "" if u"node" in data: if data[u"node"].startswith(u"urn:xmpp:microblog:"): data[u"sub_type"] = "microblog" return data def addPairs(uri, pairs): for k, v in pairs.iteritems(): uri.append( u";" + urllib.quote_plus(k.encode("utf-8")) + u"=" + urllib.quote_plus(v.encode("utf-8")) ) def buildXMPPUri(type_, **kwargs): uri = [u"xmpp:"] subtype = kwargs.pop("subtype", None) path = kwargs.pop("path") uri.append(urllib.quote_plus(path.encode("utf-8")).replace(u"%40", "@")) if type_ == u"pubsub": if subtype == "microblog" and not kwargs.get("node"): kwargs[u"node"] = "urn:xmpp:microblog:0" if kwargs: uri.append(u"?") addPairs(uri, kwargs) else: raise NotImplementedError(u"{type_} URI are not handled yet".format(type_=type_)) return u"".join(uri)