#!/bin/sh
. scripts/common

download() {
	local file="$1"
	local url="$2"
	local ret
	if [[ -f $file ]]; then
		return 0
	fi
	begin "from $url"; {
		if type aria2c >/dev/null 2>/dev/null; then
			(
			builtin cd "$(dirname "$file")"
			aria2c -j 10 -s 10 -o "$(basename "$file.tmp")" "$url" && mv "$file.tmp" "$file"
			)
			ret=$?
		elif type wget >/dev/null 2>/dev/null; then
			wget -c -O "$file.tmp" "$url" && mv "$file.tmp" "$file"
			ret=$?
		else
			curl -C - -o "$file.tmp" "$url" && mv "$file.tmp" "$file"
			ret=$?
		fi
		rm -f "$file.tmp"
	};
	[[ $ret -eq 0 ]] && end || end "not found"
	
	return $ret
}

cleanup() {
	local file
	for file in "$sourceDir/"*.bz2 "$sourceDir/"*.zip; do
		if [[ -f $file && ! -s $file ]]; then
			rm -f "$file"
		fi
	done
	exit
}

download_x() {
	local filename=$1
	shift

	local url
	local ret=1
	begin "Downloading $filename"; {
		while [ $# -gt 0 ]; do
			url=$1
			shift
			if download "$sourceDir/$filename" $url; then
				ret=0
				break
			fi
		done
	};
	[[ $ret -eq 0 ]] && end "downloaded" || end "not found"
	return $ret
}

trap cleanup exit

phpFiles_foreach download_x