#!/bin/bash

# This script will just use transmision-show to detect the hash of each .torrent file 
# and then produce an index that we can use in opentracker

hash_index="torrent-hashes.list"

function f_log {
  echo "[+] $0 -> $*"
}

f_log "Verifying if tools are available ..."
for binary in transmission-show ; do
  which ${binary} >/dev/null 2>&1 
  if [ "$?" -ne "0" ] ; then 
    f_log "${binary} not found ..." 
    exit 1
  else
    f_log "${binary} found ..."
  fi
done

test -e ${hash_index} && /bin/rm ${hash_index}

f_log "Generating ${hash_index} ..."
for file in *.torrent
do
  torrent_hash=$(transmission-show $file |grep Hash:|cut -f 2 -d ':'|tr -d '[:blank:]') 
  torrent_name=${file/.torrent}
  echo "${torrent_hash} # ${torrent_name}" >> ${hash_index}
done

f_log "Computing sha256sum for ${hash_index}"
sha256sum ${hash_index} > ${hash_index}.sha256sum