#!/sbin/sh

ZIP=$3

set_con() {
  $UTILS chcon -h u:object_r:"$1":s0 $2
  $UTILS chcon u:object_r:"$1":s0 $2
}

set_perm() {
  $UTILS chmod $1 $2
}

set_owner() {
  $UTILS chown $1:$2 $3
}

ui_print "*****************"
ui_print "MindTheGapps installer"
ui_print "*****************"

ui_print "Mounting /system"

if mount /system; then
   ui_print "/system mounted"
else
  # Try to get the block from /etc/recovery.fstab
  block=`cat /etc/recovery.fstab | cut -d '#' -f 1 | grep /system | grep -o '/dev/[^ ]*' | head -1`
  if [ -n "$block" ] && mount $block /system; then
    ui_print "Could not mount /system! Aborting..."
    exit 1
  else
    ui_print "/system mounted"
  fi
fi

if [ -f /system/bin/toybox ]; then
  UTILS=/system/bin/toybox
else
  ui_print "Could not find /system/bin/toybox! Aborting..."
  exit 1
fi


ui_print "Extracting files"
cd /tmp
unzip -o "$ZIP" system/*
cd system
DIRS="addon.d app priv-app framework etc lib"
if [ -d /system/lib64 ]; then
  DIRS="$DIRS lib64"
fi
for dirs in $DIRS; do
  set_perm 0755 $dir
  for d in `$UTILS find ./$dir -type d`; do
    set_perm 0755 $d
    set_owner system system $d
  done
  for f in `$UTILS find ./$dir -type f`; do
    type=$(echo "$f" | sed 's/.*\.//')
    if [ "$type" == "sh" ] || [ "$type" == "$f" ]; then
      set_perm 0755 $f
    else
      set_perm 0644 $f
    fi
    set_owner system system $f
    set_con system_file $f
  done
done
ui_print "Copying files"
$UTILS cp --preserve=a -r ./* /system/
ui_print "Cleaning up files"
cd ../
$UTILS rm -rf system/

ui_print "Unmounting /system"
umount /system

ui_print "Done!"
exit 0