annotate src/plugins/plugin_xep_0297.py @ 2503:c0bec8bac2b5

XEP-0329: implementation of File Information Sharing: the plugin do an implementation for client and component. For client, any directory from local file can be shared. For component file are stored using new file handling mechanism from SàT. Permission is handled, using "public" and "whitelist" for now.
author Goffi <goffi@goffi.org>
date Wed, 28 Feb 2018 18:28:39 +0100
parents 0046283a285d
children
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT plugin for Stanza Forwarding (XEP-0297)
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5 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
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6 # Copyright (C) 2013-2016 Adrien Cossa (souliane@mailoo.org)
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7
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8 # This program is free software: you can redistribute it and/or modify
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9 # it under the terms of the GNU Affero General Public License as published by
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10 # the Free Software Foundation, either version 3 of the License, or
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11 # (at your option) any later version.
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12
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13 # This program is distributed in the hope that it will be useful,
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14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 # GNU Affero General Public License for more details.
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17
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18 # You should have received a copy of the GNU Affero General Public License
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19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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20
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21 from sat.core.constants import Const as C
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22 from sat.core.i18n import _, D_
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23 from sat.core.log import getLogger
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24 log = getLogger(__name__)
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25
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26 from wokkel import disco, iwokkel
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27 try:
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28 from twisted.words.protocols.xmlstream import XMPPHandler
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29 except ImportError:
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30 from wokkel.subprotocols import XMPPHandler
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31 from zope.interface import implements
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32
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33 from twisted.words.xish import domish
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34
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35 NS_SF = C.NS_FORWARD
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36
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37 PLUGIN_INFO = {
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38 C.PI_NAME: u"Stanza Forwarding",
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39 C.PI_IMPORT_NAME: u"XEP-0297",
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40 C.PI_TYPE: u"XEP",
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41 C.PI_PROTOCOLS: [u"XEP-0297"],
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42 C.PI_MAIN: "XEP_0297",
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43 C.PI_HANDLER: u"yes",
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44 C.PI_DESCRIPTION: D_(u"""Implementation of Stanza Forwarding""")
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45 }
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47
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48 class XEP_0297(object):
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49 # FIXME: check this implementation which doesn't seems to be used
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50
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51 def __init__(self, host):
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52 log.info(_("Stanza Forwarding plugin initialization"))
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53 self.host = host
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54
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55 def getHandler(self, client):
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56 return XEP_0297_handler(self, client.profile)
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57
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58 @classmethod
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59 def updateUri(cls, element, uri):
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60 """Update recursively the element URI.
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61
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62 @param element (domish.Element): element to update
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63 @param uri (unicode): new URI
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64 """
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65 # XXX: we need this because changing the URI of an existing element
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66 # containing children doesn't update the children's blank URI.
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67 element.uri = uri
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68 element.defaultUri = uri
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69 for child in element.children:
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70 if isinstance(child, domish.Element) and not child.uri:
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71 XEP_0297.updateUri(child, uri)
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72
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73 def forward(self, stanza, to_jid, stamp, body='', profile_key=C.PROF_KEY_NONE):
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74 """Forward a message to the given JID.
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75
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76 @param stanza (domish.Element): original stanza to be forwarded.
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77 @param to_jid (JID): recipient JID.
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78 @param stamp (datetime): offset-aware timestamp of the original reception.
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79 @param body (unicode): optional description.
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80 @param profile_key (unicode): %(doc_profile_key)s
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81 @return: a Deferred when the message has been sent
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82 """
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83 # FIXME: this method is not used and doesn't use mess_data which should be used for client.sendMessageData
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84 # should it be deprecated? A method constructing the element without sending it seems more natural
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85 log.warning(u"THIS METHOD IS DEPRECATED") # FIXME: we use this warning until we check the method
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86 msg = domish.Element((None, 'message'))
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87 msg['to'] = to_jid.full()
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88 msg['type'] = stanza['type']
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89
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90 body_elt = domish.Element((None, 'body'))
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91 if body:
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92 body_elt.addContent(body)
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93
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94 forwarded_elt = domish.Element((NS_SF, 'forwarded'))
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95 delay_elt = self.host.plugins['XEP-0203'].delay(stamp)
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96 forwarded_elt.addChild(delay_elt)
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97 if not stanza.uri: # None or ''
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98 XEP_0297.updateUri(stanza, 'jabber:client')
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99 forwarded_elt.addChild(stanza)
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100
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101 msg.addChild(body_elt)
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102 msg.addChild(forwarded_elt)
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103
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104 client = self.host.getClient(profile_key)
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105 return client.sendMessageData({u'xml': msg})
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107
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108 class XEP_0297_handler(XMPPHandler):
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109 implements(iwokkel.IDisco)
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110
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111 def __init__(self, plugin_parent, profile):
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112 self.plugin_parent = plugin_parent
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113 self.host = plugin_parent.host
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114 self.profile = profile
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115
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116 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
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117 return [disco.DiscoFeature(NS_SF)]
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118
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119 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
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120 return []