Upload files to Dropbox

uploader.sh

#!/bin/bash
### Author ### 
# By : Mehran Goudarzi
# Release : 2018-12-04
# Description : File Download then Upload to Dropbox
# Version : 1.2
###############
path_to_upload() {
    default_up_path="/Education"
    read -p $"Enter Path to upload (Enter to default): " up_path
    up_path="${up_path:-${default_up_path}}"
}

get_url() {    
read -p $"Enter URL(s) For Download (Seperate by space): " download
}

download_file() {
    echo -n  "[*] Downloading URL(s) (Take some time ...)" >&2
    mkdir /root/download && cd /root/download
    wget -c $download  > /dev/null 2>&1
    echo " Done" >&2
}

get_dropbox_token() {    
read -p $"Your Dropbox Access Token: " token
}

dependencies() {
    echo -n  "[*] Dependecy Check ..." >&2
    command -v git > /dev/null 2>&1 || { apt-get update >/dev/null 2>&1; apt-get install git -y >/dev/null 2>&1; }
    command -v unrar > /dev/null 2>&1 || { apt-get update >/dev/null 2>&1; apt-get install unrar -y >/dev/null 2>&1; }
    echo " Done" >&2
}

get_dropbox_downloader() {
    echo -n  "[*] Prepare Downloader ..." >&2
    cd
    git clone https://github.com/andreafabrizi/Dropbox-Uploader.git > /dev/null 2>&1 && cd Dropbox-Uploader
    if grep -q 'The configuration has been saved.' <<< "$(echo -e "${token}\ny\n" | ./dropbox_uploader.sh)" ; then
    echo " Ok" >&2
    fi
    echo " Done" >&2
}

extract_rar() {
    echo -n  "[*] Extacting RAR files ..." >&2
    unrar x -e "*.rar"  > /dev/null 2>&1
    rm *.rar
    echo " Done" >&2
}


upload_file() {
    echo -n  "[*] Uploading files to Dropbox ..." >&2
    cd /root/Dropbox-Uploader/
    ./dropbox_uploader.sh upload /root/download/ $up_path
    rm -rf /root/Dropbox-Uploader/
    rm -rf /root/download
    echo  "[*] All files uploaded to Dropbox in $up_path/download" >&2
}

get_url
dependencies
get_dropbox_token
path_to_upload
get_dropbox_downloader
download_file
extract_rar
upload_file