#!/bin/bash

# This script burns a Movie that has been recorded from TV (DVB) onto DVD.

# DVD burner
dvd_drive=/dev/dvd

# Temp directiories, 2x 5GB should be enough.
# Performance can be optimized using two different hard-disks. 
# For best performance, store TV recording on a different hard-disk than tmp2.

tmp1=/tmp/tv2dvd
tmp2=/tmp/tv2dvd

echo "Auswahl der Quell-Datei(en)"
filename1=`kdialog --title "Erste TV Datei auswählen" --getopenfilename . "*.m2t *.ts *.mpg"`
if [ "$filename1" ]; then
  kdialog --yesnocancel "Ausgewählte Datei(en)\n$filename1\n\nBesteht der Film aus weiteren Dateien?"
  result=$?
  if [ $result -eq 2 ]; then
    exit 2
  elif [ $result -eq 0 ]; then
    filename2=`kdialog --title "Zweite TV Datei auswählen" --getopenfilename . "*.m2t *.ts *.mpg"`
    if [ "$filename2" ]; then
      kdialog --yesnocancel "Ausgewählte Datei(en)\n$filename1\n$filename2\n\nBesteht der Film aus weiteren Dateien?"
      result=$?
      if [ $result -eq 2 ]; then
        exit 2
      elif [ $result -eq 0 ]; then
        filename3=`kdialog --title "Dritte TV Datei auswählen" --getopenfilename . "*.m2t *.ts *.mpg"`
      fi
    fi
    kdialog --yesno "DVD aus diesen Dateien erstellen?\n$filename1\n$filename2\n$filename3"
    if [ $? -eq 1 ]; then
      exit 2
    fi
  fi
else
  exit 2
fi

echo "Lösche alte temp-Verzeichnisse"
rm -Rf "$tmp1" "$tmp2"
echo "Lege neue temp-Verzeichnisse an"
mkdir -p "$tmp1" "$tmp2"
 
echo "------------------------------------------------" 
echo "Starte ProjectX"
projectx -out "$tmp1" "$filename1" "$filename2" "$filename3"
if  ls "$tmp1/"*.m2v && ls "$tmp1/"*.mp2; then
  echo "Projectx ist fertig"
else
  kdialog --sorry "ProjectX schlug fehl"
  exit 1
fi 

echo "------------------------------------------------"
echo "Starte mplex"
if mplex -f8 -o "$tmp2/dvd.mpg" "$tmp1/"*.m2v "$tmp1/"*.mp2; then
  echo "Mplex ist fertig"
  rm "$tmp1/"*.m2v "$tmp1/"*.mp2
else
  kdialog --sorry "Mplex schlug fehl"
  exit 1
fi

echo "------------------------------------------------"
echo "Starte dvdauthor"
(
  echo "<dvdauthor> <vmgm /> <titleset> <titles> <pgc>"
  echo "<vob file=\"$tmp2/dvd.mpg\" chapters=\"0,5:00,10:00,15:00,20:00,25:00,30:00,35:00,40:00,45:00,50:00,55:00,1:05:00,1:10:00,1:15:00,1:20:00,1:25:00,1:30:00,1:35:00,1:40:00,1:45:00,1:50:00,1:55:00,2:00:00,2:05:00,2:10:00,2:15:00,2:20:00,2:25:00,2:30:00,2:35:00,2:40:00:2:45:00,2:50:00,2:55:00,3:00:00,3:05:00,3:10:00,3:15:00,3:20:00,3:25:00,3:30:00,3:35:00,3:40:00,3:45:00,3:50:00,3:55:00,4:00:00\" />"
  echo "</pgc> </titles> </titleset> </dvdauthor>"
) > "$tmp1/dvd.xml"
if dvdauthor -o "$tmp1/dvd" -x "$tmp1/dvd.xml"; then
  echo "Dvdauthor is fertig"
  rm $tmp2/dvd.mpg
else
  kdialog --sorry "Dvdauthor schlug fehl"
  exit 1
fi


while (true); do
  echo "-----------------------------------------------"
  echo "Starte growisofs"
  if growisofs -dvd-compat -Z $dvd_drive -dvd-video "$tmp1/dvd"; then
    echo "Growisofs ist fertig"
  else
    kdialog --sorry "Brennen schlug fehl"
  fi
  eject $dvd_drive
  kdialog --yesno "Nochmal brennen?"
  if [ $? -ne 0 ]; then
    exit 0
  fi
done