#This script will convert Youtube xml timed text into standard SRT format, which most players can read.
#Usage: ./script.sh inputfile

sed '1,/body/d' <$1 | tr '\n' ' ' | sed "s/<\/p> /\n/"g > tempfile.txt
finalfile=$(echo "$1" | rev | cut -c 5- | rev ).srt

while read -r line; do
let linenumber=linenumber+1
initialtime=$(echo $line | awk '{print $2}' | cut -c 4- | rev | cut -c 2- | rev)
duration=$(echo $line | awk '{print $3}' | cut -c 4- | rev | cut -c 2- | rev)
phrase=$(echo $line | grep -o -P '(?<=\>).*')

printf "$linenumber\n$(date -d @$(echo "scale=2; $initialtime/1000" | bc | awk '{printf "%f", $0}' ) -u +%H:%M:%S,%3N) --> $(date -d @$(echo "scale=2; ($initialtime+$duration)/1000" | bc | awk '{printf "%f", $0}' ) -u +%H:%M:%S,%3N)\n"
printf '%s\n\n' "$phrase" | sed "s/\&#39;/\'/"g | sed "s/\&quot\;/\"/"g | sed "s/\&gt;/\-/"g | sed "s/\&amp;/\&/"g

done <tempfile.txt >"$finalfile"
rm tempfile.txt