392 lines
11 KiB
Python
392 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright © 2018, 2019 Damir Jelić <poljar@termina.org.uk>
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#
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# Permission to use, copy, modify, and/or distribute this software for
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# any purpose with or without fee is hereby granted, provided that the
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# above copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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# RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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# CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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"""Module implementing upload functionality."""
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from __future__ import unicode_literals
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import attr
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import time
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import json
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from typing import Dict, Any
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from uuid import uuid1, UUID
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from enum import Enum
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try:
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from json.decoder import JSONDecodeError
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except ImportError:
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JSONDecodeError = ValueError # type: ignore
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from .globals import SCRIPT_NAME, SERVERS, W, UPLOADS
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from .utf import utf8_decode
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from .message_renderer import Render
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from matrix import globals as G
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from nio import Api
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class UploadState(Enum):
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created = 0
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active = 1
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finished = 2
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error = 3
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aborted = 4
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@attr.s
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class Proxy(object):
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ptr = attr.ib(type=str)
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@property
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def name(self):
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return W.infolist_string(self.ptr, "name")
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@property
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def address(self):
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return W.infolist_string(self.ptr, "address")
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@property
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def type(self):
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return W.infolist_string(self.ptr, "type_string")
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@property
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def port(self):
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return str(W.infolist_integer(self.ptr, "port"))
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@property
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def user(self):
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return W.infolist_string(self.ptr, "username")
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@property
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def password(self):
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return W.infolist_string(self.ptr, "password")
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@attr.s
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class Upload(object):
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"""Class representing an upload to a matrix server."""
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server_name = attr.ib(type=str)
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server_address = attr.ib(type=str)
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access_token = attr.ib(type=str)
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room_id = attr.ib(type=str)
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filepath = attr.ib(type=str)
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encrypt = attr.ib(type=bool, default=False)
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file_keys = attr.ib(type=Dict, default=None)
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done = 0
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total = 0
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uuid = None
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buffer = None
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upload_hook = None
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content_uri = None
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file_name = None
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mimetype = "?"
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state = UploadState.created
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def __attrs_post_init__(self):
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self.uuid = uuid1()
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self.buffer = ""
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server = SERVERS[self.server_name]
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proxy_name = server.config.proxy
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proxy = None
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proxies_list = None
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if proxy_name:
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proxies_list = W.infolist_get("proxy", "", proxy_name)
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if proxies_list:
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W.infolist_next(proxies_list)
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proxy = Proxy(proxies_list)
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process_args = {
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"arg1": self.filepath,
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"arg2": self.server_address,
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"arg3": self.access_token,
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"buffer_flush": "1",
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}
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arg_count = 3
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if self.encrypt:
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--encrypt"
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if not server.config.ssl_verify:
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--insecure"
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if proxy:
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--proxy-type"
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arg_count += 1
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process_args["arg{}".format(arg_count)] = proxy.type
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--proxy-address"
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arg_count += 1
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process_args["arg{}".format(arg_count)] = proxy.address
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--proxy-port"
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arg_count += 1
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process_args["arg{}".format(arg_count)] = proxy.port
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if proxy.user:
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--proxy-user"
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arg_count += 1
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process_args["arg{}".format(arg_count)] = proxy.user
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if proxy.password:
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arg_count += 1
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process_args["arg{}".format(arg_count)] = "--proxy-password"
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arg_count += 1
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process_args["arg{}".format(arg_count)] = proxy.password
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self.upload_hook = W.hook_process_hashtable(
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"matrix_upload",
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process_args,
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0,
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"upload_cb",
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str(self.uuid)
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)
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if proxies_list:
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W.infolist_free(proxies_list)
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def abort(self):
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pass
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@property
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def msgtype(self):
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# type: () -> str
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assert self.mimetype
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return Api.mimetype_to_msgtype(self.mimetype)
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@property
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def content(self):
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# type: () -> Dict[Any, Any]
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assert self.content_uri
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if self.encrypt:
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content = {
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"body": self.file_name,
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"msgtype": self.msgtype,
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"file": self.file_keys,
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}
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content["file"]["url"] = self.content_uri
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content["file"]["mimetype"] = self.mimetype
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# TODO thumbnail if it's an image
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return content
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return {
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"msgtype": self.msgtype,
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"body": self.file_name,
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"url": self.content_uri,
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}
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@property
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def render(self):
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# type: () -> str
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assert self.content_uri
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if self.encrypt:
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return Render.encrypted_media(
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self.content_uri,
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self.file_name,
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self.file_keys["key"]["k"],
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self.file_keys["hashes"]["sha256"],
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self.file_keys["iv"],
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)
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return Render.media(self.content_uri, self.file_name)
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@attr.s
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class UploadsBuffer(object):
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"""Weechat buffer showing the uploads for a server."""
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_ptr = "" # type: str
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_selected_line = 0 # type: int
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uploads = UPLOADS
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def __attrs_post_init__(self):
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self._ptr = W.buffer_new(
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SCRIPT_NAME + ".uploads",
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"",
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"",
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"",
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"",
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)
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W.buffer_set(self._ptr, "type", "free")
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W.buffer_set(self._ptr, "title", "Upload list")
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W.buffer_set(self._ptr, "key_bind_meta2-A", "/uploads up")
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W.buffer_set(self._ptr, "key_bind_meta2-B", "/uploads down")
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W.buffer_set(self._ptr, "localvar_set_type", "uploads")
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self.render()
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def move_line_up(self):
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self._selected_line = max(self._selected_line - 1, 0)
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self.render()
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def move_line_down(self):
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self._selected_line = min(
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self._selected_line + 1,
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len(self.uploads) - 1
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)
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self.render()
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def display(self):
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"""Display the buffer."""
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W.buffer_set(self._ptr, "display", "1")
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def render(self):
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"""Render the new state of the upload buffer."""
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# This function is under the MIT license.
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# Copyright (c) 2016 Vladimir Ignatev
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def progress(count, total):
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bar_len = 60
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if total == 0:
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bar = '-' * bar_len
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return "[{}] {}%".format(bar, "?")
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filled_len = int(round(bar_len * count / float(total)))
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percents = round(100.0 * count / float(total), 1)
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bar = '=' * filled_len + '-' * (bar_len - filled_len)
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return "[{}] {}%".format(bar, percents)
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W.buffer_clear(self._ptr)
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header = "{}{}{}{}{}{}{}{}".format(
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W.color("green"),
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"Actions (letter+enter):",
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W.color("lightgreen"),
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" [A] Accept",
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" [C] Cancel",
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" [R] Remove",
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" [P] Purge finished",
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" [Q] Close this buffer"
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)
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W.prnt_y(self._ptr, 0, header)
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for line_number, upload in enumerate(self.uploads.values()):
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line_color = "{},{}".format(
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"white" if line_number == self._selected_line else "default",
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"blue" if line_number == self._selected_line else "default",
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)
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first_line = ("%s%s %-24s %s%s%s %s (%s.%s)" % (
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W.color(line_color),
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"*** " if line_number == self._selected_line else " ",
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upload.room_id,
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"\"",
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upload.filepath,
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"\"",
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upload.mimetype,
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SCRIPT_NAME,
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upload.server_name,
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))
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W.prnt_y(self._ptr, (line_number * 2) + 2, first_line)
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status_color = "{},{}".format("green", "blue")
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status = "{}{}{}".format(
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W.color(status_color),
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upload.state.name,
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W.color(line_color)
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)
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second_line = ("{color}{prefix} {status} {progressbar} "
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"{done} / {total}").format(
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color=W.color(line_color),
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prefix="*** " if line_number == self._selected_line else " ",
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status=status,
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progressbar=progress(upload.done, upload.total),
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done=W.string_format_size(upload.done),
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total=W.string_format_size(upload.total))
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W.prnt_y(self._ptr, (line_number * 2) + 3, second_line)
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def find_upload(uuid):
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return UPLOADS.get(uuid, None)
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def handle_child_message(upload, message):
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if message["type"] == "progress":
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upload.done = message["data"]
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elif message["type"] == "status":
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if message["status"] == "started":
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upload.state = UploadState.active
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upload.total = message["total"]
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upload.mimetype = message["mimetype"]
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upload.file_name = message["file_name"]
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elif message["status"] == "done":
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upload.state = UploadState.finished
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upload.content_uri = message["url"]
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upload.file_keys = message.get("file_keys", None)
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server = SERVERS.get(upload.server_name, None)
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if not server:
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return
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server.room_send_upload(upload)
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elif message["status"] == "error":
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upload.state = UploadState.error
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if G.CONFIG.upload_buffer:
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G.CONFIG.upload_buffer.render()
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@utf8_decode
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def upload_cb(data, command, return_code, out, err):
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upload = find_upload(UUID(data))
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if not upload:
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return W.WEECHAT_RC_OK
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if return_code == W.WEECHAT_HOOK_PROCESS_ERROR:
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W.prnt("", "Error with command '%s'" % command)
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return W.WEECHAT_RC_OK
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if err != "":
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W.prnt("", "Error with command '%s'" % err)
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upload.state = UploadState.error
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if out != "":
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upload.buffer += out
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messages = upload.buffer.split("\n")
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upload.buffer = ""
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for m in messages:
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try:
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message = json.loads(m)
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except (JSONDecodeError, TypeError):
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upload.buffer += m
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continue
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handle_child_message(upload, message)
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return W.WEECHAT_RC_OK
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