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########################################################################
# File name: retrieve_avatar.py
# This file is part of: aioxmpp
#
# LICENSE
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program. If not, see
# <http://www.gnu.org/licenses/>.
#
########################################################################
import asyncio
import configparser
import aioxmpp
import aioxmpp.avatar
from framework import Example, exec_example
class Avatar(Example):
def prepare_argparse(self):
super().prepare_argparse()
# this gives a nicer name in argparse errors
def jid(s):
return aioxmpp.JID.fromstr(s)
self.argparse.add_argument(
"output_file",
help="the file the retrieved avatar image will be written to."
)
self.argparse.add_argument(
"--remote-jid",
type=jid,
help="the jid of which to retrieve the avatar"
)
def configure(self):
super().configure()
self.output_file = self.args.output_file
self.remote_jid = self.args.remote_jid
if self.remote_jid is None:
try:
self.remote_jid = aioxmpp.JID.fromstr(
self.config.get("avatar", "remote_jid")
)
except (configparser.NoSectionError,
configparser.NoOptionError):
self.remote_jid = aioxmpp.JID.fromstr(
input("Remote JID> ")
)
def make_simple_client(self):
client = super().make_simple_client()
self.avatar = client.summon(aioxmpp.avatar.AvatarService)
return client
async def run_simple_example(self):
metadata = await self.avatar.get_avatar_metadata(
self.remote_jid,
disable_pep=True
)
for metadatum in metadata:
if metadatum.can_get_image_bytes_via_xmpp:
image = await metadatum.get_image_bytes()
with open(self.output_file, "wb") as avatar_image:
avatar_image.write(image)
return
print("retrieving avatar failed: no avatar available via xmpp")
async def run_example(self):
await super().run_example()
if __name__ == "__main__":
exec_example(Avatar())
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