#!/bin/bash

# $1 = Full path to the installation package the installer app is processing
# $2 = Full path to the installation destination
# $3 = Installation volume (mountpoint) to receive the payload
# $4 = Root directory for the system

logName="@LOG_FILENAME@"
mainLine="=============================================================================="
subLine="------------------------------------------------------------------------------"

if [ "$3" == "/" ]
then
    targetVolume="/Volumes/"$( ls -1F /Volumes | sed -n 's:@$::p' )
    # really need to do that?? Unix "component" path assume are between "/"
    # ie current volume can be also /// or ///Volumes///MyVolume w/o problem!
else
    targetVolume="$3"
fi

configFile='/private/tmp/InstallConfig.plist'
v_mntptDev=$( /usr/libexec/PlistBuddy -c "Print :ramdisk" ${configFile} )
v_mntpt=$( LC_ALL=C diskutil info ${v_mntptDev} | grep -i 'mount point' | awk '{$1=$2=""; print $0}' | \
                                                                     sed -e 's/^ *//' | sed -e 's/ *$//')

targetDevice=$( /usr/libexec/PlistBuddy -c "Print :targetdev" ${configFile} )
choicedVolume=$( LC_ALL=C diskutil info ${targetDevice} | grep -i 'mount point' | awk '{$1=$2=""; print $0}' | \
                                                                            sed -e 's/^ *//' | sed -e 's/ *$//' )
backupRootDir="${targetVolume}/Chameleon.Backups"
backupDir=$( /usr/libexec/PlistBuddy -c "Print :backupDir" ${configFile} )

# Check target exists
if [ ! -d "${v_mntpt}" ]; then
    echo "Ram disk volume does not exist !"
    exit 1
fi

exec > >(tee -a "${v_mntpt}/${logName}") 2>&1

if [ ! -d "${targetVolume}" ]; then
    echo "Target volume does not exist !"
    exit 1
fi

if [ ! -d "${choicedVolume}" ]; then
    echo "${choicedVolume} volume does not exist !"
    exit 1
fi

echo "$mainLine"
echo "Running Post postinstall script"
echo "Target volume = ${choicedVolume}"
echo "$subLine"

# Replace/Copying the Extra folder
echo "Moving Extra folder to ${choicedVolume}"
cp -R "${v_mntpt}/Extra" "${choicedVolume}"/

echo "$subLine"
echo "Post postinstall script complete"
echo "$mainLine"

# Update Rights
chmod 777 "${choicedVolume}"/Extra            2>/dev/null
chmod 666 "${choicedVolume}"/Extra/*.plist    2>/dev/null
chmod 666 "${choicedVolume}/Extra/${logName}" 2>/dev/null
# if an Extra/Extensions exist... we can repair the permission???

# Check Backup folder (is always on the target Volume)

if [ -d "${backupRootDir}/${backupDir}" ]; then
    # Remove empty directories
    find "${backupRootDir}" -type d -depth -empty -exec rmdir {} \;
fi

# copying the installer log inside the Extra folder
if [[ $( /usr/libexec/PlistBuddy -c "Print bootloader" ${configFile} ) == "true" ]];then
    # if we have installed the bootloader, this is a new log
    echo "NOTE: any Themes or modules you have must be there since this now"
    echo "      is the boot partition. ACPI tables, SMBios.plist and the"
    echo "      org.chameleon.Boot.plist (with custom settings for the target"
    echo "      OSX must be in each partition that contain it.)"
    echo "$mainLine"
    cat "${v_mntpt}/${logName}" > "${choicedVolume}/Extra/${logName}"
else
    # ..otherwise adding the new log to the existing one (if exist)
    cat "${v_mntpt}/${logName}" >> "${choicedVolume}/Extra/${logName}"
fi


# Umount the Ram Disk & cleaning
rm -f /private/tmp/InstallConfig.plist
rm -f "${targetVolume}/EXTRAROOTDIR"
exec 1<&- # Restore stdout and close file descriptor #1 before umount the Ram Disk
umount -f $v_mntptDev > /dev/null
hdiutil detach $v_mntptDev