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# Copyright (c) 2020 Tulir Asokan
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from typing import Dict
import argparse
import asyncio
import os.path
import json
import re
from telethon import TelegramClient
from telethon.tl.functions.messages import GetAllStickersRequest, GetStickerSetRequest
from telethon.tl.types.messages import AllStickers
from telethon.tl.types import InputStickerSetShortName, Document, DocumentAttributeSticker
from telethon.tl.types.messages import StickerSet as StickerSetFull
from .lib import matrix, util
async def reupload_document(client: TelegramClient, document: Document) -> matrix.StickerInfo:
print(f"Reuploading {document.id}", end="", flush=True)
data = await client.download_media(document, file=bytes)
print(".", end="", flush=True)
data, width, height = util.convert_image(data)
print(".", end="", flush=True)
mxc = await matrix.upload(data, "image/png", f"{document.id}.png")
print(".", flush=True)
return util.make_sticker(mxc, width, height, len(data))
def add_meta(document: Document, info: matrix.StickerInfo, pack: StickerSetFull) -> None:
for attr in document.attributes:
if isinstance(attr, DocumentAttributeSticker):
info["body"] = attr.alt
info["id"] = f"tg-{document.id}"
info["net.maunium.telegram.sticker"] = {
"pack": {
"id": str(pack.set.id),
"short_name": pack.set.short_name,
},
"id": str(document.id),
"emoticons": [],
}
async def reupload_pack(client: TelegramClient, pack: StickerSetFull, output_dir: str) -> None:
if pack.set.animated:
print("Animated stickerpacks are currently not supported")
return
pack_path = os.path.join(output_dir, f"{pack.set.short_name}.json")
try:
os.mkdir(os.path.dirname(pack_path))
except FileExistsError:
pass
print(f"Reuploading {pack.set.title} with {pack.set.count} stickers "
f"and writing output to {pack_path}")
already_uploaded = {}
try:
with open(pack_path) as pack_file:
existing_pack = json.load(pack_file)
already_uploaded = {int(sticker["net.maunium.telegram.sticker"]["id"]): sticker
for sticker in existing_pack["stickers"]}
print(f"Found {len(already_uploaded)} already reuploaded stickers")
except FileNotFoundError:
pass
reuploaded_documents: Dict[int, matrix.StickerInfo] = {}
for document in pack.documents:
try:
reuploaded_documents[document.id] = already_uploaded[document.id]
print(f"Skipped reuploading {document.id}")
except KeyError:
reuploaded_documents[document.id] = await reupload_document(client, document)
# Always ensure the body and telegram metadata is correct
add_meta(document, reuploaded_documents[document.id], pack)
for sticker in pack.packs:
if not sticker.emoticon:
continue
for document_id in sticker.documents:
doc = reuploaded_documents[document_id]
# If there was no sticker metadata, use the first emoji we find
if doc["body"] == "":
doc["body"] = sticker.emoticon
doc["net.maunium.telegram.sticker"]["emoticons"].append(sticker.emoticon)
with open(pack_path, "w") as pack_file:
json.dump({
"title": pack.set.title,
"id": f"tg-{pack.set.id}",
"net.maunium.telegram.pack": {
"short_name": pack.set.short_name,
"hash": str(pack.set.hash),
},
"stickers": list(reuploaded_documents.values()),
}, pack_file, ensure_ascii=False)
print(f"Saved {pack.set.title} as {pack.set.short_name}.json")
util.add_to_index(os.path.basename(pack_path), output_dir)
pack_url_regex = re.compile(r"^(?:(?:https?://)?(?:t|telegram)\.(?:me|dog)/addstickers/)?"
r"([A-Za-z0-9-_]+)"
r"(?:\.json)?$")
parser = argparse.ArgumentParser()
parser.add_argument("--list", help="List your saved sticker packs", action="store_true")
parser.add_argument("--session", help="Telethon session file name", default="sticker-import")
parser.add_argument("--config",
help="Path to JSON file with Matrix homeserver and access_token",
type=str, default="config.json")
parser.add_argument("--output-dir", help="Directory to write packs to", default="web/packs/",
type=str)
parser.add_argument("pack", help="Sticker pack URLs to import", action="append", nargs="*")
async def main(args: argparse.Namespace) -> None:
await matrix.load_config(args.config)
client = TelegramClient(args.session, 298751, "cb676d6bae20553c9996996a8f52b4d7")
await client.start()
if args.list:
stickers: AllStickers = await client(GetAllStickersRequest(hash=0))
index = 1
width = len(str(stickers.sets))
print("Your saved sticker packs:")
for saved_pack in stickers.sets:
print(f"{index:>{width}}. {saved_pack.title} "
f"(t.me/addstickers/{saved_pack.short_name})")
elif args.pack[0]:
input_packs = []
for pack_url in args.pack[0]:
match = pack_url_regex.match(pack_url)
if not match:
print(f"'{pack_url}' doesn't look like a sticker pack URL")
return
input_packs.append(InputStickerSetShortName(short_name=match.group(1)))
for input_pack in input_packs:
pack: StickerSetFull = await client(GetStickerSetRequest(input_pack))
await reupload_pack(client, pack, args.output_dir)
else:
parser.print_help()
await client.disconnect()
def cmd() -> None:
asyncio.get_event_loop().run_until_complete(main(parser.parse_args()))
if __name__ == "__main__":
cmd()
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