#!/bin/bash
# Copyright 2003-2004 by Kai 'Oswald' Seidler, oswald@apachefriends.org, GPL-licensed

skip=203

osguess() {
	if test -f /etc/redhat-release
	then
		if egrep "9 " /etc/redhat-release > /dev/null
		then
			echo "rh9"
			return 0
		else
		        echo "linux"
			return 0
		fi
	elif test "$(uname)" = "Darwin"
	then
		echo "macosx"
		return 0
	else
		if test -f /etc/vfstab
		then
			echo "solaris"
			return 0
		else
			echo "linux"
			return 0
		fi
	fi
}

case $(osguess) in
	solaris)
		XAMPP_OS="Solaris"
		XAMPP_ROOT="/opt/xampp"
		;;
	linux|rh9)
		XAMPP_OS="Linux"
		XAMPP_ROOT="/opt/lampp"
		;;
	macosx)
		XAMPP_OS="Mac OS X"
		XAMPP_ROOT="/Applications/XAMPP/xamppfiles/"
		;;
esac

export XAMPP_OS
export XAMPP_ROOT

if test "$(osguess)" = "macosx"; then
    md5sum=md5
else
    md5sum=md5sum
fi

# check the md5sum of a singe file
function checksum
{
	origsum=`egrep " $1$" md5sums`
	mysum=`$md5sum $1`

	if test -z "$origsum"
	then	
		return
	fi

	if test "$origsum" = "$mysum"
	then
		:
	else
		echo "$i: FAILED."
		echo "Sorry, your backup file is corrupt."
		echo "Please email to oswald@apachefriends.org for help."
		exit
	fi
}

backupdir="$XAMPP_ROOT/backup"

if test "`whoami`" != "root"
then
	echo "Please run me as root."
	exit 
fi

case $0 in
	/*) this=$0;;
	*) this=`pwd`/$0;;
esac

if test -e "$this"
then
	:
else
	echo "Something went wrong."
	echo "Can you call me in a different way?"
	exit
fi


if test -d $backupdir
then    
        :
else    
	(
        mkdir $backupdir
        if test "$(osguess)" = "macosx"; then
            chown root:wheel $backupdir
        else
            chown root.root $backupdir
        fi
        chmod 700 $backupdir
	) 2> /dev/null
fi

restoredir="$XAMPP_ROOT/backup/$$"

mkdir $restoredir 2> /dev/null

cd $restoredir 2> /dev/null || (echo "Please install a vanilla XAMPP first"; exit)

. $XAMPP_ROOT/share/xampp/xampplib

if test "$1" != ""
then    
        passwd="-p$1"
else    
        passwd=""
fi

if $XAMPP_ROOT/bin/mysqladmin -uroot reload $passwd 2>/dev/null
then
	:
else
	echo "Can't access your MySQL database."
	echo "a) Did you start it?"
	echo "b) Add the MySQL root password to end of command line"
	exit
fi

tail -n +$skip "$this" | gzip -dc - 2>/dev/null | tar xf -

echo "Checking integrity of files..."

for i in *
do
	checksum $i
done

echo "Restoring configuration, log and htdocs files..."

tar xfz data.tar.gz -C /

echo "Checking versions..."

iam=`cat VERSION`
installed=`cat $XAMPP_ROOT/lib/VERSION`

echo "Installed:   XAMPP $installed"
echo "Backup from: XAMPP $iam"

if test "$installed" != "$iam"
then
	echo "The backup sofware is not able to handle different XAMPP versions."
	echo "Your backuped configuration from $iam may not work with $installed and may need manually corrections."
	if askn "Do you want to continue"
	then
		echo "Let's try..."
	else
		echo "Good choice."
		exit
	fi
fi

echo "Restoring MySQL databases..."

for i in *.sql
do
	if test "$i" = "mysql.sql"
	then
		continue
	fi
	$XAMPP_ROOT/bin/mysql -uroot $passwd < $i 2> output
	if test $? != 0
	then
		echo -n "`basename $i .sql` FAILED: "
		cat output
	fi
done

echo "Restoring MySQL user databases..."
$XAMPP_ROOT/bin/mysql -uroot $passwd < mysql.sql 2> output
if test $? != 0
then
	echo -n "MySQL user FAILED: "
	cat output
fi

echo "Backup complete. Have fun!"
echo "You may need to restart XAMPP to complete the restore." 

rm -rf $restoredir
exit
##BACKUPDATA##