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943 B

#!/usr/bin/env bash
# I do not endorce using this for piracy, only use it if you want to download content that is uploaded as creative commons or other legal uses.
urlencode() {
# urlencode <string>
old_lc_collate=$LC_COLLATE
LC_COLLATE=C
local length="${#1}"
for (( i = 0; i < length; i++ )); do
local c="${1:i:1}"
case $c in
[a-zA-Z0-9.~_-]) printf "$c" ;;
*) printf '%%%02X' "'$c" ;;
esac
done
LC_COLLATE=$old_lc_collate
}
url="$1"
[ -z "$url" ] && echo "You need to enter a url"
content="$(curl "$url")"
trackers="$(echo "$content" | pup '.torrent_info tr' 'text{}' | sed '/^$/d' |
grep '^Tracker:$' -A 1 | sed -n 'n;p' | awk '{print "&tr=" $0}' | tr -d '\n' )"
hash="$(echo "$content" | pup '.torrent_info tr' 'text{}' | sed '/^$/d' | grep '^Info Hash:$' -A 1 | sed -n 'n;p' )"
title="$(echo "$content" | pup '.postTitle h1' 'text{}')"
echo "magnet:?xt=urn:btih:${hash}&dn=$( urlencode "$title" )${trackers}"