#!/bin/sh
export TEXTDOMAIN=slint
. gettext.sh
TMP=/var/log/setup/tmp
if [ ! -d $TMP ]; then
  mkdir -p $TMP
fi
rm -f $TMP/SeTefipartitions
touch $TMP/SeTefipartitions

# Scan for EFI partitions:
for drive in sda sdb sdc sdd sde sdf sdg sdh sdi sdj sdk sdl sdm sdn sdo sdp ; do
  if LANG=C fdisk -l /dev/$drive 2> /dev/null | grep -q "Disklabel type: gpt" ; then
    gdisk -l /dev/$drive 2> /dev/null | grep -w EF00 | while read efisp ; do
      echo /dev/$drive$(expr $(echo "$efisp" | cut -b 1-4)) >> $TMP/SeTefipartitions
    done
  fi
done

if [ "$(cat $TMP/SeTefipartitions)" = "" ]; then # No EFI partitions
  rm -f $TMP/SeTefipartitions
 exit
fi

# Initially, we will just take the first EFI partition found, which
# will probably be on /dev/sda:
PREFERRED_EFI_PARTITION="$(cat $TMP/SeTefipartitions | head -n 1)"

# But we will also test to see if there is an EFI partition on the same
# device as the root partition, and if so, prefer that:
if [ -r $TMP/SeTrootdev ]; then
  if grep -q "$(cat $TMP/SeTrootdev | cut -b 1-8)" $TMP/SeTefipartitions ; then
    PREFERRED_EFI_PARTITION="$(grep "$(cat $TMP/SeTrootdev | cut -b 1-8)" $TMP/SeTefipartitions | head -n 1)"
  fi
fi

# This file is no longer needed:
rm -f $TMP/SeTefipartitions

# See if EFI partition is formatted.  If not, offer to format it:
EFITMPMOUNT=$(mktemp -d)
if ! mount $PREFERRED_EFI_PARTITION $EFITMPMOUNT 1> /dev/null 2> /dev/null ; then
  # It didn't mount, so it must not be formatted:
  dialog --title "`eval_gettext "FORMAT EFI PARTITION \\\${PREFERRED_EFI_PARTITION}?"`" \
  --yesno "`eval_gettext "An EFI System Partition was found on \\\${PREFERRED_EFI_PARTITION}, \
but it has not yet been formatted.  Would you like to format this partition?"`" \
7 80
  if [ ! $? = 0 ]; then
    exit
  fi
  # Format the partition with FAT32, 2 sectors per cluster (needed for the
  # minimum supported EFI partition size of 100MB):
  dialog --title "`eval_gettext "FORMATTING EFI PARTITION \\\${PREFERRED_EFI_PARTITION}"`" --infobox \
  "`eval_gettext "Formatting EFI System Partition \\\${PREFERRED_EFI_PARTITION} as FAT32."`" 3 80
  mkfs.vfat -F 32 -s 2 ${PREFERRED_EFI_PARTITION} 1> /dev/null 2> /dev/null
  sleep 1
  mount ${PREFERRED_EFI_PARTITION} $EFITMPMOUNT 1> /dev/null 2> /dev/null
fi
if [ ! -d $EFITMPMOUNT/EFI -a ! -d $EFITMPMOUNT/efi ]; then
  mkdir $EFITMPMOUNT/EFI 1> /dev/null 2> /dev/null
fi
umount $PREFERRED_EFI_PARTITION 1> /dev/null 2> /dev/null
rmdir $EFITMPMOUNT

# Mount the partition on /mnt/boot/efi:
if [ ! -d /mnt/boot/efi ]; then
  mkdir -p /mnt/boot/efi
fi
mount ${PREFERRED_EFI_PARTITION} /mnt/boot/efi 1> /dev/null 2> /dev/null

# Add the EFI System Partition to /etc/fstab:
printf "%-16s %-16s %-11s %-16s %-3s %s\n" "$PREFERRED_EFI_PARTITION" "/boot/efi" "vfat" "defaults" "1" "0" > $TMP/SeTEFI
gettext "
Adding this information to your /etc/fstab:

" > $TMP/tempmsg
cat $TMP/SeTEFI >> $TMP/tempmsg
dialog --backtitle "`gettext "Finished setting up EFI System Partition."`" \
--title "`gettext "EFI SYSTEM PARTITION RECOGNIZED"`" \
--exit-label OK \
--textbox $TMP/tempmsg 10 80

# Piggyback this fstab addition on the other native partitions in SeTnative:
cat $TMP/SeTEFI >> $TMP/SeTnative
rm -f $TMP/SeTEFI $TMP/tempmsg

# Done.