Mercurial > libervia-backend
diff src/tools/common/uri.py @ 2216:7e06eafef409
tools(common/uri): XMPP uri parsing module, first draft
author | Goffi <goffi@goffi.org> |
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date | Wed, 29 Mar 2017 21:04:43 +0200 |
parents | |
children | bdc64c487e21 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/tools/common/uri.py Wed Mar 29 21:04:43 2017 +0200 @@ -0,0 +1,71 @@ +#!/usr/bin/env python2 +# -*- coding: utf-8 -*- + +# SAT: a jabber client +# Copyright (C) 2009-2016 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) + 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') + + 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