Save progress on SI file transfer

sleekxmpp/plugins/xep_0096/__init__.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2013 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.plugins.base import register_plugin
+
+from sleekxmpp.plugins.xep_0096 import stanza
+from sleekxmpp.plugins.xep_0096.stanza import File
+from sleekxmpp.plugins.xep_0096.file_transfer import XEP_0096
+
+
+register_plugin(XEP_0096)

sleekxmpp/plugins/xep_0096/file_transfer.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2013 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+import logging
+
+from sleekxmpp import Iq, Message
+from sleekxmpp.plugins import BasePlugin
+from sleekxmpp.xmlstream.handler import Callback
+from sleekxmpp.xmlstream.matcher import StanzaPath
+from sleekxmpp.xmlstream import register_stanza_plugin, JID
+from sleekxmpp.plugins.xep_0096 import stanza, File
+
+
+log = logging.getLogger(__name__)
+
+
+class XEP_0096(BasePlugin):
+
+    name = 'xep_0096'
+    description = 'XEP-0096: SI File Transfer'
+    dependencies = set(['xep_0095'])
+    stanza = stanza
+
+    def plugin_init(self):
+        register_stanza_plugin(self.xmpp['xep_0095'].stanza.SI, File)
+
+        self.xmpp['xep_0095'].register_profile(File.namespace, self)
+
+    def session_bind(self, jid):
+        self.xmpp['xep_0030'].add_feature(File.namespace)
+
+    def plugin_end(self):
+        self.xmpp['xep_0030'].del_feature(feature=File.namespace)
+        self.xmpp['xep_0095'].unregister_profile(File.namespace, self)
+
+    def request_file_transfer(self, jid, sid=None, name=None, size=None,
+                                    desc=None, hash=None, date=None,
+                                    allow_ranged=False, mime_type=None,
+                                    **iqargs):
+        data = File()
+        data['name'] = name
+        data['size'] = size
+        data['date'] = date
+        data['desc'] = desc
+        if allow_ranged:
+            data.enable('range')
+
+        return self.xmpp['xep_0095'].offer(jid,
+                sid=sid,
+                mime_type=mime_type,
+                profile=File.namespace,
+                payload=data,
+                **iqargs)

sleekxmpp/plugins/xep_0096/stanza.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2013 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+import datetime as dt
+
+from sleekxmpp.xmlstream import ElementBase, register_stanza_plugin
+from sleekxmpp.plugins import xep_0082
+
+
+class File(ElementBase):
+    name = 'file'
+    namespace = 'http://jabber.org/protocol/si/profile/file-transfer'
+    plugin_attrib = 'file'
+    interfaces = set(['name', 'size', 'date', 'hash', 'desc'])
+    sub_interfaces = set(['desc'])
+
+    def set_size(self, value):
+        self._set_attr('size', str(value))
+
+    def get_date(self):
+        timestamp = self._get_attr('date')
+        return xep_0082.parse(timestamp)
+
+    def set_date(self, value):
+        if isinstance(value, dt.datetime):
+            value = xep_0082.format_datetime(value)
+        self._set_attr('date', value)
+
+
+class Range(ElementBase):
+    name = 'range'
+    namespace = 'http://jabber.org/protocol/si/profile/file-transfer'
+    plugin_attrib = 'range'
+    interfaces = set(['length', 'offset'])
+
+    def set_length(self, value):
+        self._set_attr('length', str(value))
+
+    def set_offset(self, value):
+        self._set_attr('offset', str(value))
+
+
+register_stanza_plugin(File, Range)