W-Backup

#!/usr/bin/env bash

# Written By Woland

# backup directories and send them to telegram

#Dependency:
#          bot token
#          chat id
#          tar

# https://github.com/wolandark
# https://github.com/wolandark/BASH_Scripts_For_Everyone

# Usage:
#          see README
#########################################################
#                   W-Backup By Woland                  #
#########################################################

# Display help msg
if [[ $1 == -h ]]; then
    cat README.txt
    exit 0
fi

# store token and chat id, if config is missing prompt the user
config_file="backup_config.txt"
if [ -f "$config_file" ]; then
    source "$config_file"
else
    echo "Config file not found. Please provide your bot token and chat ID."
    echo "Bot token: "
    read -r tk
    echo "Chat ID: "
    read -r chatid
    # Save the values to the config file
    echo "tk=\"$tk\"" > "$config_file"
    echo "chatid=\"$chatid\"" >> "$config_file"
fi

# Caption the msg from the bot
echo "Caption for backup?"
read -r caption
# this op is not breaking
if  [[ -z "$caption" ]]; then
    echo "Caption is empty, proceeding ..."
fi

# Backup the specified directories
tar -cvf backup.tar "$@"

# send backup to telegram
curl -F chat_id="${chatid}" -F caption="${caption}" -F parse_mode="HTML" -F document=@"backup.tar" https://api.telegram.org/bot${tk}/sendDocument

echo -e "\n\t\t\033[1;7;32mDone! Check Your Telegram\033[0m"