poezio/plugins/upload.py
Maxime “pep” Buquet 8b385a0c99
plugins/upload: handle more exceptions
Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>
2020-05-12 01:58:37 +02:00

87 lines
2.6 KiB
Python

"""
Upload a file and auto-complete the input with its URL.
Usage
-----
This plugin adds a command to the chat tabs.
.. glossary::
/upload
**Usage:** ``/upload <filename>``
Uploads the <filename> file to the preferred HTTP File Upload
service (see XEP-0363) and fill the input with its URL.
"""
from typing import Optional
import asyncio
import traceback
from os.path import expanduser
from glob import glob
from slixmpp.plugins.xep_0363.http_upload import FileTooBig, HTTPError, UploadServiceNotFound
from poezio.plugin import BasePlugin
from poezio.core.structs import Completion
from poezio.decorators import command_args_parser
from poezio import tabs
class Plugin(BasePlugin):
dependencies = {'embed'}
def init(self):
self.embed = self.refs['embed']
if not self.core.xmpp['xep_0363']:
raise Exception('slixmpp XEP-0363 plugin failed to load')
for _class in (tabs.PrivateTab, tabs.StaticConversationTab, tabs.DynamicConversationTab, tabs.MucTab):
self.api.add_tab_command(
_class,
'upload',
self.command_upload,
usage='<filename>',
help='Upload a file and auto-complete the input with its URL.',
short='Upload a file',
completion=self.completion_filename)
async def upload(self, filename) -> Optional[str]:
try:
url = await self.core.xmpp['xep_0363'].upload_file(filename)
except UploadServiceNotFound:
self.api.information('HTTP Upload service not found.', 'Error')
return None
except (FileTooBig, HTTPError) as exn:
self.api.information(str(exn), 'Error')
return None
except Exception:
exception = traceback.format_exc()
self.api.information('Failed to upload file: %s' % exception,
'Error')
return None
return url
async def send_upload(self, filename):
url = await self.upload(filename)
if url is not None:
self.embed.embed_image_url(url)
@command_args_parser.quoted(1)
def command_upload(self, args):
if args is None:
self.core.command.help('upload')
return
filename, = args
filename = expanduser(filename)
asyncio.ensure_future(self.send_upload(filename))
@staticmethod
def completion_filename(the_input):
txt = expanduser(the_input.get_text()[8:])
files = glob(txt + '*')
return Completion(the_input.auto_completion, files, quotify=False)