1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
SleekXMPP: The Sleek XMPP Library
Copyright (C) 2012 Nathanael C. Fritz
This file is part of SleekXMPP.
See the file LICENSE for copying permission.
"""
import sys
import logging
import getpass
import threading
from optparse import OptionParser
import sleekxmpp
from sleekxmpp.exceptions import XMPPError
# Python versions before 3.0 do not use UTF-8 encoding
# by default. To ensure that Unicode is handled properly
# throughout SleekXMPP, we will set the default encoding
# ourselves to UTF-8.
if sys.version_info < (3, 0):
from sleekxmpp.util.misc_ops import setdefaultencoding
setdefaultencoding('utf8')
else:
raw_input = input
FILE_TYPES = {
'image/png': 'png',
'image/gif': 'gif',
'image/jpeg': 'jpg'
}
class AvatarDownloader(sleekxmpp.ClientXMPP):
"""
A basic script for downloading the avatars for a user's contacts.
"""
def __init__(self, jid, password):
sleekxmpp.ClientXMPP.__init__(self, jid, password)
self.add_event_handler("session_start", self.start, threaded=True)
self.add_event_handler("changed_status", self.wait_for_presences)
self.add_event_handler('vcard_avatar_update', self.on_vcard_avatar)
self.add_event_handler('avatar_metadata_publish', self.on_avatar)
self.received = set()
self.presences_received = threading.Event()
def start(self, event):
"""
Process the session_start event.
Typical actions for the session_start event are
requesting the roster and broadcasting an initial
presence stanza.
Arguments:
event -- An empty dictionary. The session_start
event does not provide any additional
data.
"""
self.send_presence()
self.get_roster()
print('Waiting for presence updates...\n')
self.presences_received.wait(15)
self.disconnect(wait=True)
def on_vcard_avatar(self, pres):
print("Received vCard avatar update from %s" % pres['from'].bare)
try:
result = self['xep_0054'].get_vcard(pres['from'], cached=True)
except XMPPError:
print("Error retrieving avatar for %s" % pres['from'])
return
avatar = result['vcard_temp']['PHOTO']
filetype = FILE_TYPES.get(avatar['TYPE'], 'png')
filename = 'vcard_avatar_%s_%s.%s' % (
pres['from'].bare,
pres['vcard_temp_update']['photo'],
filetype)
with open(filename, 'w+') as img:
img.write(avatar['BINVAL'])
def on_avatar(self, msg):
print("Received avatar update from %s" % msg['from'])
metadata = msg['pubsub_event']['items']['item']['avatar_metadata']
for info in metadata['items']:
if not info['url']:
try:
result = self['xep_0084'].retrieve_avatar(msg['from'], info['id'])
except XMPPError:
print("Error retrieving avatar for %s" % msg['from'])
return
avatar = result['pubsub']['items']['item']['avatar_data']
filetype = FILE_TYPES.get(metadata['type'], 'png')
filename = 'avatar_%s_%s.%s' % (msg['from'].bare, info['id'], filetype)
with open(filename, 'w+') as img:
img.write(avatar['value'])
else:
# We could retrieve the avatar via HTTP, etc here instead.
pass
def wait_for_presences(self, pres):
"""
Wait to receive updates from all roster contacts.
"""
self.received.add(pres['from'].bare)
if len(self.received) >= len(self.client_roster.keys()):
self.presences_received.set()
else:
self.presences_received.clear()
if __name__ == '__main__':
# Setup the command line arguments.
optp = OptionParser()
optp.add_option('-q','--quiet', help='set logging to ERROR',
action='store_const',
dest='loglevel',
const=logging.ERROR,
default=logging.ERROR)
optp.add_option('-d','--debug', help='set logging to DEBUG',
action='store_const',
dest='loglevel',
const=logging.DEBUG,
default=logging.ERROR)
optp.add_option('-v','--verbose', help='set logging to COMM',
action='store_const',
dest='loglevel',
const=5,
default=logging.ERROR)
# JID and password options.
optp.add_option("-j", "--jid", dest="jid",
help="JID to use")
optp.add_option("-p", "--password", dest="password",
help="password to use")
opts,args = optp.parse_args()
# Setup logging.
logging.basicConfig(level=opts.loglevel,
format='%(levelname)-8s %(message)s')
if opts.jid is None:
opts.jid = raw_input("Username: ")
if opts.password is None:
opts.password = getpass.getpass("Password: ")
xmpp = AvatarDownloader(opts.jid, opts.password)
xmpp.register_plugin('xep_0054')
xmpp.register_plugin('xep_0153')
xmpp.register_plugin('xep_0084')
# If you are working with an OpenFire server, you may need
# to adjust the SSL version used:
# xmpp.ssl_version = ssl.PROTOCOL_SSLv3
# If you want to verify the SSL certificates offered by a server:
# xmpp.ca_certs = "path/to/ca/cert"
# Connect to the XMPP server and start processing XMPP stanzas.
if xmpp.connect():
# If you do not have the dnspython library installed, you will need
# to manually specify the name of the server if it does not match
# the one in the JID. For example, to use Google Talk you would
# need to use:
#
# if xmpp.connect(('talk.google.com', 5222)):
# ...
xmpp.process(block=True)
else:
print("Unable to connect.")
|
