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annotate src/plugins/plugin_xep_0047.py @ 609:84a6e83157c2

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fixed licences in docstrings (they are now in comments)
author Goffi <goffi@goffi.org>
date Fri, 08 Mar 2013 00:36:22 +0100
parents e629371a28d3
children 6821fc06a324
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
609
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4 # SAT plugin for managing gateways (xep-0047)
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013 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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11
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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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16
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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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19
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20 from logging import debug, info, warning, error
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21 from twisted.words.protocols.jabber import client as jabber_client, jid
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22 from twisted.words.xish import domish
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23 import twisted.internet.error
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24 from twisted.internet import reactor
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25 from sat.core.exceptions import ProfileNotInCacheError
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27 from wokkel import disco, iwokkel
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28
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29 from zope.interface import implements
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30
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31 import base64
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32
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33 try:
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34 from twisted.words.protocols.xmlstream import XMPPHandler
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35 except ImportError:
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36 from wokkel.subprotocols import XMPPHandler
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37
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38 MESSAGE = '/message'
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39 IQ_SET = '/iq[@type="set"]'
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40 NS_IBB = 'http://jabber.org/protocol/ibb'
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41 IBB_OPEN = IQ_SET + '/open[@xmlns="' + NS_IBB + '"]'
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42 IBB_CLOSE = IQ_SET + '/close[@xmlns="' + NS_IBB + '" and @sid="%s"]'
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43 IBB_IQ_DATA = IQ_SET + '/data[@xmlns="' + NS_IBB + '" and @sid="%s"]'
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44 IBB_MESSAGE_DATA = MESSAGE + '/data[@xmlns="' + NS_IBB + '" and @sid="%s"]'
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45 TIMEOUT = 60 # timeout for workflow
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46 BLOCK_SIZE = 4096
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47
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48 PLUGIN_INFO = {
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49 "name": "In-Band Bytestream Plugin",
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50 "import_name": "XEP-0047",
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51 "type": "XEP",
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52 "protocols": ["XEP-0047"],
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53 "main": "XEP_0047",
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54 "handler": "yes",
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55 "description": _("""Implementation of In-Band Bytestreams""")
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56 }
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57
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58
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59 class XEP_0047(object):
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60 NAMESPACE = NS_IBB
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61
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62 def __init__(self, host):
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63 info(_("In-Band Bytestreams plugin initialization"))
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64 self.host = host
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65
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66 def getHandler(self, profile):
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67 return XEP_0047_handler(self)
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68
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69 def profileConnected(self, profile):
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70 client = self.host.getClient(profile)
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71 if not client:
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72 raise ProfileNotInCacheError
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73 client.xep_0047_current_stream = {} # key: stream_id, value: data(dict)
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74
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75 def _timeOut(self, sid, profile):
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76 """Delecte current_stream id, called after timeout
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77 @param id: id of client.xep_0047_current_stream"""
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78 info(_("In-Band Bytestream: TimeOut reached for id %s [%s]") % (sid, profile))
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79 self._killId(sid, False, "TIMEOUT", profile)
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80
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81 def _killId(self, sid, success=False, failure_reason="UNKNOWN", profile=None):
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82 """Delete an current_stream id, clean up associated observers
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83 @param sid: id of client.xep_0047_current_stream"""
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84 assert(profile)
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85 client = self.host.getClient(profile)
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86 if not client:
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87 warning(_("Client no more in cache"))
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88 return
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89 if sid not in client.xep_0047_current_stream:
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90 warning(_("kill id called on a non existant id"))
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91 return
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92 if "observer_cb" in client.xep_0047_current_stream[sid]:
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93 client.xmlstream.removeObserver(client.xep_0047_current_stream[sid]["event_data"], client.xep_0047_current_stream[sid]["observer_cb"])
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94 if client.xep_0047_current_stream[sid]['timer'].active():
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95 client.xep_0047_current_stream[sid]['timer'].cancel()
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96 if "size" in client.xep_0047_current_stream[sid]:
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97 self.host.removeProgressCB(sid, profile)
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98
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99 file_obj = client.xep_0047_current_stream[sid]['file_obj']
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100 success_cb = client.xep_0047_current_stream[sid]['success_cb']
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101 failure_cb = client.xep_0047_current_stream[sid]['failure_cb']
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102
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103 del client.xep_0047_current_stream[sid]
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104
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105 if success:
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106 success_cb(sid, file_obj, NS_IBB, profile)
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107 else:
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108 failure_cb(sid, file_obj, NS_IBB, failure_reason, profile)
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109
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110 def getProgress(self, sid, data, profile):
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111 """Fill data with position of current transfer"""
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112 client = self.host.getClient(profile)
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113 if not client:
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114 raise ProfileNotInCacheError
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115 try:
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116 file_obj = client.xep_0047_current_stream[sid]["file_obj"]
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117 data["position"] = str(file_obj.tell())
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118 data["size"] = str(client.xep_0047_current_stream[sid]["size"])
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119 except:
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120 pass
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121
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122 def prepareToReceive(self, from_jid, sid, file_obj, size, success_cb, failure_cb, profile):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
123 """Called when a bytestream is imminent
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
124 @param from_jid: jid of the sender
394
8f3551ceee17 plugin XEP-0065: refactored and misc stuff fixed. Still not finished
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parents: 391
diff changeset
125 @param sid: Stream id
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parents: 391
diff changeset
126 @param file_obj: File object where data will be written
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Goffi <goffi@goffi.org>
parents: 391
diff changeset
127 @param size: full size of the data, or None if unknown
8f3551ceee17 plugin XEP-0065: refactored and misc stuff fixed. Still not finished
Goffi <goffi@goffi.org>
parents: 391
diff changeset
128 @param success_cb: method to call when successfuly finished
538
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diff changeset
129 @param failure_cb: method to call when something goes wrong
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diff changeset
130 @param profile: %(doc_profile)s"""
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parents: 536
diff changeset
131 client = self.host.getClient(profile)
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diff changeset
132 if not client:
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diff changeset
133 raise ProfileNotInCacheError
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diff changeset
134 data = client.xep_0047_current_stream[sid] = {}
384
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diff changeset
135 data["from"] = from_jid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
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diff changeset
136 data["file_obj"] = file_obj
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
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diff changeset
137 data["seq"] = -1
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
138 if size:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
139 data["size"] = size
538
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diff changeset
140 self.host.registerProgressCB(sid, self.getProgress, profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
141 data["timer"] = reactor.callLater(TIMEOUT, self._timeOut, sid)
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142 data["success_cb"] = success_cb
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143 data["failure_cb"] = failure_cb
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Goffi <goffi@goffi.org>
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144
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
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diff changeset
145 def streamOpening(self, IQ, profile):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
146 debug(_("IBB stream opening"))
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diff changeset
147 IQ.handled = True
538
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148 client = self.host.getClient(profile)
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diff changeset
149 if not client:
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150 raise ProfileNotInCacheError
384
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diff changeset
151 open_elt = IQ.firstChildElement()
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
152 block_size = open_elt.getAttribute('block-size')
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153 sid = open_elt.getAttribute('sid')
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
154 stanza = open_elt.getAttribute('stanza', 'iq')
594
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diff changeset
155 if not sid or not block_size or int(block_size) > 65535:
391
c34fd9d6242e spelling
Goffi <goffi@goffi.org>
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diff changeset
156 warning(_("malformed IBB transfer: %s" % IQ['id']))
538
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diff changeset
157 self.sendNotAcceptableError(IQ['id'], IQ['from'], client.xmlstream)
384
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diff changeset
158 return
538
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diff changeset
159 if not sid in client.xep_0047_current_stream:
391
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diff changeset
160 warning(_("Ignoring unexpected IBB transfer: %s" % sid))
538
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diff changeset
161 self.sendNotAcceptableError(IQ['id'], IQ['from'], client.xmlstream)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
162 return
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
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diff changeset
163 if client.xep_0047_current_stream[sid]["from"] != jid.JID(IQ['from']):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
164 warning(_("sended jid inconsistency (man in the middle attack attempt ?)"))
538
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diff changeset
165 self.sendNotAcceptableError(IQ['id'], IQ['from'], client.xmlstream)
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
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diff changeset
166 self._killId(sid, False, "PROTOCOL_ERROR", profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
167 return
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
168
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
169 #at this stage, the session looks ok and will be accepted
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
170
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
171 #we reset the timeout:
538
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diff changeset
172 client.xep_0047_current_stream[sid]["timer"].reset(TIMEOUT)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
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diff changeset
173
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
174 #we save the xmlstream, events and observer data to allow observer removal
594
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diff changeset
175 client.xep_0047_current_stream[sid]["event_data"] = event_data = (IBB_MESSAGE_DATA if stanza == 'message' else IBB_IQ_DATA) % sid
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diff changeset
176 client.xep_0047_current_stream[sid]["observer_cb"] = observer_cb = self.messageData if stanza == 'message' else self.iqData
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
177 event_close = IBB_CLOSE % sid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
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diff changeset
178 #we now set the stream observer to look after data packet
594
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diff changeset
179 client.xmlstream.addObserver(event_data, observer_cb, profile=profile)
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diff changeset
180 client.xmlstream.addOnetimeObserver(event_close, self.streamClosing, profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
181 #finally, we send the accept stanza
536
a31abb97310d core, plugins: fixed bad namespace in stanza creation
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diff changeset
182 result = domish.Element((None, 'iq'))
384
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diff changeset
183 result['type'] = 'result'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
184 result['id'] = IQ['id']
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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diff changeset
185 result['to'] = IQ['from']
538
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parents: 536
diff changeset
186 client.xmlstream.send(result)
384
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Goffi <goffi@goffi.org>
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diff changeset
187
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
188 def streamClosing(self, IQ, profile):
594
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diff changeset
189 IQ.handled = True
538
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diff changeset
190 client = self.host.getClient(profile)
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diff changeset
191 if not client:
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Goffi <goffi@goffi.org>
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diff changeset
192 raise ProfileNotInCacheError
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
193 debug(_("IBB stream closing"))
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
194 data_elt = IQ.firstChildElement()
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
195 sid = data_elt.getAttribute('sid')
536
a31abb97310d core, plugins: fixed bad namespace in stanza creation
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diff changeset
196 result = domish.Element((None, 'iq'))
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
197 result['type'] = 'result'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
198 result['id'] = IQ['id']
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
199 result['to'] = IQ['from']
538
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parents: 536
diff changeset
200 client.xmlstream.send(result)
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
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parents: 536
diff changeset
201 self._killId(sid, success=True, profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
202
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
203 def iqData(self, IQ, profile):
594
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diff changeset
204 IQ.handled = True
538
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diff changeset
205 client = self.host.getClient(profile)
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parents: 536
diff changeset
206 if not client:
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
207 raise ProfileNotInCacheError
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
208 data_elt = IQ.firstChildElement()
587
952322b1d490 Remove trailing whitespaces.
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parents: 585
diff changeset
209
538
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diff changeset
210 if self._manageDataElt(data_elt, 'iq', IQ['id'], jid.JID(IQ['from']), profile):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
211 #and send a success answer
536
a31abb97310d core, plugins: fixed bad namespace in stanza creation
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parents: 480
diff changeset
212 result = domish.Element((None, 'iq'))
384
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parents:
diff changeset
213 result['type'] = 'result'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
214 result['id'] = IQ['id']
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
215 result['to'] = IQ['from']
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 585
diff changeset
216
538
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parents: 536
diff changeset
217 client.xmlstream.send(result)
587
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parents: 585
diff changeset
218
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
219 def messageData(self, message_elt, profile):
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parents:
diff changeset
220 data_elt = message_elt.firstChildElement()
594
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diff changeset
221 sid = message_elt.getAttribute('id', '')
538
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diff changeset
222 self._manageDataElt(message_elt, 'message', sid, jid.JID(message_elt['from']), profile)
384
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diff changeset
223
538
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diff changeset
224 def _manageDataElt(self, data_elt, stanza, sid, stanza_from_jid, profile):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
225 """Manage the data elelement (check validity and write to the file_obj)
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parents:
diff changeset
226 @param data_elt: "data" domish element
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diff changeset
227 @return: True if success"""
538
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diff changeset
228 client = self.host.getClient(profile)
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diff changeset
229 if not client:
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diff changeset
230 raise ProfileNotInCacheError
384
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parents:
diff changeset
231 sid = data_elt.getAttribute('sid')
538
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parents: 536
diff changeset
232 if sid not in client.xep_0047_current_stream:
384
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Goffi <goffi@goffi.org>
parents:
diff changeset
233 error(_("Received data for an unknown session id"))
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
234 return False
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parents:
diff changeset
235
538
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diff changeset
236 from_jid = client.xep_0047_current_stream[sid]["from"]
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diff changeset
237 file_obj = client.xep_0047_current_stream[sid]["file_obj"]
384
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parents:
diff changeset
238
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
239 if stanza_from_jid != from_jid:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
240 warning(_("sended jid inconsistency (man in the middle attack attempt ?)"))
594
e629371a28d3 Fix pep8 support in src/plugins.
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parents: 588
diff changeset
241 if stanza == 'iq':
538
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parents: 536
diff changeset
242 self.sendNotAcceptableError(sid, from_jid, client.xmlstream)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
243 return False
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
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parents:
diff changeset
244
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
245 client.xep_0047_current_stream[sid]["seq"] += 1
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
246 if int(data_elt.getAttribute("seq", -1)) != client.xep_0047_current_stream[sid]["seq"]:
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
247 warning(_("Sequence error"))
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
248 if stanza == 'iq':
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
249 self.sendNotAcceptableError(data_elt["id"], from_jid, client.xmlstream)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
250 return False
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
251
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
252 #we reset the timeout:
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
253 client.xep_0047_current_stream[sid]["timer"].reset(TIMEOUT)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
254
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
255 #we can now decode the data
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
256 try:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
257 file_obj.write(base64.b64decode(str(data_elt)))
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
258 except TypeError:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
259 #The base64 data is invalid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
260 warning(_("Invalid base64 data"))
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
261 if stanza == 'iq':
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
262 self.sendNotAcceptableError(data_elt["id"], from_jid, client.xmlstream)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
263 return False
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
264 return True
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
265
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
266 def sendNotAcceptableError(self, iq_id, to_jid, xmlstream):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
267 """Not acceptable error used when the stream is not expected or something is going wrong
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
268 @param iq_id: IQ id
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
269 @param to_jid: addressee
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
270 @param xmlstream: XML stream to use to send the error"""
536
a31abb97310d core, plugins: fixed bad namespace in stanza creation
Goffi <goffi@goffi.org>
parents: 480
diff changeset
271 result = domish.Element((None, 'iq'))
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
272 result['type'] = 'result'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
273 result['id'] = iq_id
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 585
diff changeset
274 result['to'] = to_jid
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
275 error_el = result.addElement('error')
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
276 error_el['type'] = 'cancel'
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
277 error_el.addElement(('urn:ietf:params:xml:ns:xmpp-stanzas', 'not-acceptable'))
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
278 xmlstream.send(result)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
279
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
280 def startStream(self, file_obj, to_jid, sid, length, successCb, failureCb, size=None, profile=None):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
281 """Launch the stream workflow
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
282 @param file_obj: file_obj to send
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
283 @param to_jid: JID of the recipient
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
284 @param sid: Stream session id
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
285 @param length: number of byte to send, or None to send until the end
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
286 @param successCb: method to call when stream successfuly finished
389
6ff50d609b16 plugin XEP-0047: typo
Goffi <goffi@goffi.org>
parents: 384
diff changeset
287 @param failureCb: method to call when something goes wrong
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
288 @param profile: %(doc_profile)s"""
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
289 client = self.host.getClient(profile)
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
290 if not client:
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
291 raise ProfileNotInCacheError
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
292 if length is not None:
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
293 error(_('stream length not managed yet'))
585
9902ec2d8d9b Remove useless trailing semicolons.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 572
diff changeset
294 return
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
295 data = client.xep_0047_current_stream[sid] = {}
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
296 data["timer"] = reactor.callLater(TIMEOUT, self._timeOut, sid)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
297 data["file_obj"] = file_obj
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
298 data["to"] = to_jid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
299 data["success_cb"] = successCb
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
300 data["failure_cb"] = failureCb
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
301 data["block_size"] = BLOCK_SIZE
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
302 if size:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
303 data["size"] = size
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
304 self.host.registerProgressCB(sid, self.getProgress, profile)
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
305 iq_elt = jabber_client.IQ(client.xmlstream, 'set')
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
306 iq_elt['from'] = client.jid.full()
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
307 iq_elt['to'] = to_jid.full()
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
308 open_elt = iq_elt.addElement('open', NS_IBB)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
309 open_elt['block-size'] = str(BLOCK_SIZE)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
310 open_elt['sid'] = sid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
311 open_elt['stanza'] = 'iq'
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
312 iq_elt.addCallback(self.iqResult, sid, 0, length, profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
313 iq_elt.send()
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
314
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
315 def iqResult(self, sid, seq, length, profile, iq_elt):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
316 """Called when the result of open iq is received"""
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
317 client = self.host.getClient(profile)
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
318 if not client:
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
319 raise ProfileNotInCacheError
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
320 data = client.xep_0047_current_stream[sid]
394
8f3551ceee17 plugin XEP-0065: refactored and misc stuff fixed. Still not finished
Goffi <goffi@goffi.org>
parents: 391
diff changeset
321 if iq_elt["type"] == "error":
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
322 warning(_("Transfer failed"))
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
323 self.terminateStream(sid, "IQ_ERROR")
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
324 return
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 585
diff changeset
325
403
c513328ade9d plugins XEP-0047 and XEP-0065: timout bug fix
Goffi <goffi@goffi.org>
parents: 394
diff changeset
326 if data['timer'].active():
c513328ade9d plugins XEP-0047 and XEP-0065: timout bug fix
Goffi <goffi@goffi.org>
parents: 394
diff changeset
327 data['timer'].cancel()
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 585
diff changeset
328
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
329 buffer = data["file_obj"].read(data["block_size"])
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
330 if buffer:
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
331 next_iq_elt = jabber_client.IQ(client.xmlstream, 'set')
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
332 next_iq_elt['to'] = data["to"].full()
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
333 data_elt = next_iq_elt.addElement('data', NS_IBB)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
334 data_elt['seq'] = str(seq)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
335 data_elt['sid'] = sid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
336 data_elt.addContent(base64.b64encode(buffer))
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
337 next_iq_elt.addCallback(self.iqResult, sid, seq + 1, length, profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
338 next_iq_elt.send()
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
339 else:
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
340 self.terminateStream(sid, profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
341
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
342 def terminateStream(self, sid, failure_reason=None, profile=None):
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
343 """Terminate the stream session
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
344 @param to_jid: recipient
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
345 @param sid: Session id
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
346 @param file_obj: file object used
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
347 @param xmlstream: XML stream used with this session
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
348 @param progress_cb: True if we have to remove the progress callback
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
349 @param callback: method to call after finishing
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
350 @param failure_reason: reason of the failure, or None if steam was successful"""
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
351 client = self.host.getClient(profile)
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
352 if not client:
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
353 raise ProfileNotInCacheError
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
354 data = client.xep_0047_current_stream[sid]
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
355 iq_elt = jabber_client.IQ(client.xmlstream, 'set')
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
356 iq_elt['to'] = data["to"].full()
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
357 close_elt = iq_elt.addElement('close', NS_IBB)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
358 close_elt['sid'] = sid
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
359 iq_elt.send()
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
360 self.host.removeProgressCB(sid, profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
361 if failure_reason:
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
362 self._killId(sid, False, failure_reason, profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
363 else:
538
2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles
Goffi <goffi@goffi.org>
parents: 536
diff changeset
364 self._killId(sid, True, profile=profile)
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
365
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
366
384
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
367 class XEP_0047_handler(XMPPHandler):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
368 implements(iwokkel.IDisco)
587
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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369
594
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370 def __init__(self, parent):
384
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Goffi <goffi@goffi.org>
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371 self.plugin_parent = parent
587
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 585
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372
384
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Goffi <goffi@goffi.org>
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373 def connectionInitialized(self):
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374 self.xmlstream.addObserver(IBB_OPEN, self.plugin_parent.streamOpening, profile=self.parent.profile)
384
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Goffi <goffi@goffi.org>
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375
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Goffi <goffi@goffi.org>
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376 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
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377 return [disco.DiscoFeature(NS_IBB)]
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378
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Goffi <goffi@goffi.org>
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379 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
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380 return []