Merge Premium Bot

- TODO's:
+ Add ability to edit metadata of exported video

- FEATURES:
+ (new) Option to add multiple audio tracks to telegram video
+ (new) Option to add multiple subtitles to telegram video
+ Upload Files to Drive (Send your rclone config to bot)
#  1. Send your rclone config to bot.
#  2. Then send videos to merge, after you tap "Merge Now", upload to drive option will available.
+ Merged video preserves all streams of the first video you send (i.e. all audiotracks/subtitles)

+ Merge Upto 10 videos in one 
+ Upload as document/video 
+ Custom thumbnail support
+ Users can login to bot using password
+ Owner can broadcast message to all users
+ Log Channel to store all merged videos

Config File Variables :

1. TELEGRAM_API : User Account Telegram API_ID, get it from my.telegram.org
2. API_HASH : User Account Telegram API_HASH, get it from my.telegram.org
3. BOT_TOKEN : Your Telegram Bot Token, get it from @Botfather XD
4. OWNER: Enter bot owner's ID
5. OWNER_USERNAME: User name of bot owner
6. DATABASE_URL: Enter your mongodb URI
7. PASSWORD: Enter password to login bot
8. LOGCHANNEL: Log channel will store all users merged videos ("-100" + "channel Id")
9. USER_SESSION_STRING: Premium account session string to upload upto 4GB (requires LOGCHANNEL)

Commands (add via @botfather) :

start - Start The Bot
extract - Extract audios/subtitles from telegram media
showthumbnail - Shows your thumbnail
deletethumbnail - Delete your thumbnail
settings - User Settings to manage different modes
help - How to use Bot
about - About the bot
login - Access bot
ban - (admin only) Ban any user
unban - (admin only) Unban any user
log - (admin only) Get log file from server
broadcast - (admin only) Broadcast message to bot users
stats - (admin only) check bots stats

License

Merge Premium-Bot, Telegram Video-Premium Merge-Bot
Copyright (c) 2021  Tamil Updates <https://github.com/tamilupdates>

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>