bin/bash script for multi episode downloads from voot.com with youtube-dl

vootdwnld.sh

#!/usr/bin/env bash

# File links.txt includes urls of pages of episodes separated by space
# Also you need preinstaled youtube-dl. You cat get it from this page: 
# https://ytdl-org.github.io/youtube-dl/download.html

readonly filewithurls="links.txt"
readonly ytdltext="Usage: youtube-dl [OPTIONS] URL [URL...]"
j=0
k=0
formatcodes=()


# ############# Checking links.txt ######################

if ! [ -f ./"$filewithurls" ]; then
	echo "========================================================"
	echo "===================== WARNING! ___======================"
	echo "File $filewithurls not found in this folder"
	echo "Chech your file $filewithurls or make it and paste in it"
	echo "URLs with spaces between them. Then run script again"
	echo "========================================================"
	exit 1
fi

# ############### Reading links from file ################

links=(`cat $filewithurls`)

# ############# Checking youtube-dl ######################

checkytdl="`youtube-dl -h | grep -i Usage`"

if ! [ -f /usr/local/bin/youtube-dl ]; then

	if [[ "$checkytdl" == "$ytdltext" ]]
	 then
		echo "OK. There is youtube-dl in your system"
	 else 
	 	echo "youtube-dl do not found in your system"
	 	echo "You have to install it before runing this script"
	 	echo "Go to https://ytdl-org.github.io/youtube-dl/download.html"
	 	exit 1
	fi
fi

# ############# Inputing format codes and checking it ######################

for i in ${links[@]}; do
	youtube-dl -F $i
	if [[ j -eq 0 ]]; then 
		j=1
		echo "Type format code for each videofile before downloading"
		echo "Or if you want best quality type 'best'"
		read -p "Type format code for video #$j or 'best' for all videos: " formatcode
			if [[ $formatcode == "best" ]]; then # Downloading all videos with best quality
				for i in ${links[@]}
				do
				echo "=====================> Downloading $i with 'best' quality"
				youtube-dl $i
				done
			exit 0
			fi
		
		checkformatcode="`youtube-dl -F $i | grep $formatcode`"

		while [[ "$checkformatcode" == "" ]]; do
					echo "Sorry. This video has another format than $formatcode."
					read -p "Check it and type again: " formatcode
					checkformatcode="`youtube-dl -F $i | grep $formatcode`"
		done

		formatcodes[$k]=$formatcode
		j=2
		k=1

	else
		read -p "Type format code for video #$j: " formatcode

		checkformatcode="`youtube-dl -F $i | grep $formatcode`"

		while [[ "$checkformatcode" == "" ]]; do
					echo "Sorry. This video has another format than $formatcode."
					read -p "Check it and type again: " formatcode
					checkformatcode="`youtube-dl -F $i | grep $formatcode`"
		done
		formatcodes[$k]=$formatcode
		j=$(($j + 1))
		k=$(($k + 1))
	fi

done

echo "===================== Downloading ========================"

	
# ############# Downloading  ######################

	j=0
	for i in ${links[@]}
	
	do
			echo "=====================> Downloading $i with quality ${formatcodes[$j]}"
			youtube-dl -f ${formatcodes[$j]} $i
			j=$(($j + 1))
	
	done

# ################## END  ######################