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annotate frontends/src/tools/jid.py @ 1248:77a4592816f6

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plugin XEP-0054: fixes error message when we get a ConnectionLost failure
author souliane <souliane@mailoo.org>
date Sun, 19 Oct 2014 15:25:04 +0200
parents 7f32371568e4
children e3a9ea76de35
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT: a jabber client
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Jérôme Poisson (goffi@goffi.org)
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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20
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21 class JID(unicode):
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22 """This class help manage JID (Node@Domaine/Resource)"""
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23
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24 def __new__(cls, jid):
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25 self = unicode.__new__(cls, cls.__normalize(jid))
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26 self.__parse()
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27 return self
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28
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29 @classmethod
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30 def __normalize(cls, jid):
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31 """Naive normalization before instantiating and parsing the JID"""
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32 if not jid:
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33 return jid
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34 tokens = jid.split('/')
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35 tokens[0] = tokens[0].lower() # force node and domain to lower-case
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36 return '/'.join(tokens)
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37
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38 def __parse(self):
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39 """Find node domain and resource"""
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40 node_end = self.find('@')
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41 if node_end < 0:
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42 node_end = 0
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43 domain_end = self.find('/')
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44 if domain_end < 1:
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45 domain_end = len(self)
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46 self.node = self[:node_end]
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47 self.domain = self[(node_end + 1) if node_end else 0:domain_end]
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48 self.resource = self[domain_end + 1:]
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49 if not node_end:
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50 self.bare = self
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51 else:
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52 self.bare = self.node + '@' + self.domain
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53
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54 def is_valid(self):
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55 """
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56 @return: True if the JID is XMPP compliant
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57 """
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58 # TODO: implement real check, according to the RFC http://tools.ietf.org/html/rfc6122
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59 return self.domain != ""