download rwby episode

rwby.bash

#/bin/bash
episode="episode7"
mkdir "${episode}"
if [ $? -eq 1 ]
then
  echo episode already exist
  exit 1
fi

cd ${episode}
list="list.txt"
> ${list}
url='http://wpc.1765a.taucdn.net/801765A/video/uploads/videos/4836d6d7-dbfb-4a79-a623-44910ee90353'
for number in {00001..99999}
do
  file="${number}.ts"
  curl "${url}/NewHLS-1080P${file}" -o "${file}"
  if [ $(tail -c 8 "${file}") == '</Error>' ]
  then
    rm "${file}"
    break
  else
    echo "file '${file}'" >> ${list}
  fi
done

ffmpeg -f concat -i ${list} -c copy "episode.mkv"