#!/bin/sh
# (c) Copyright 2002-2008, 2011. CodeWeavers, Inc.
set -e

# Setup logging
if [ -n "$CX_LOG" ]
then
    [ "$CX_LOG" = "-" ] || exec 2>>"$CX_LOG"
    echo >&2
    echo "***** `date`" >&2
    echo "Starting: $0 $@" >&2
    set -x
fi

action="$1"
oldver="$2"

CX_ROOT="/opt/@product_id@"
export CX_ROOT

if [ "$mode" = "install" ]
then
    if [ -z "$CX_PRODUCT_ID" ]
    then
        CX_PRODUCT_ID="@product_id@"
    fi
elif [ -f "$CX_ROOT/.productid" ]
then
    CX_PRODUCT_ID=`cat "$CX_ROOT/.productid"`
else
    CX_PRODUCT_ID="@product_id@"
fi
productid="$CX_PRODUCT_ID"

# Keep the check for Loki's .manifest directory to handle upgrades from
# pre-10.0 versions.
if [ -d "$CX_ROOT/.manifest" -o -d "$CX_ROOT/.mojosetup" ]
then
    if [ -n "$DISPLAY" ]
    then
        cxmessage="$CX_ROOT/bin/cxmessage"
        if [ ! -f "$cxmessage" -o ! -x "$cxmessage" ]
        then
            cxmessage="xmessage"
        fi
        "$cxmessage" \
            -title "Unable to install" \
            -buttons "Abort" \
            -default "Abort" \
            "This Debian package cannot be installed on top of a Loki or MojoSetup package." &
    fi
    echo "This CrossOver Linux Debian package cannot be installed on top of a Loki or MojoSetup package." >&2
    exit 1
fi

case "$action" in
install|upgrade)
    if [ "$action" = "install" ]
    then
        mode="install"
    else
        mode="upgrade"
    fi

# This script expects CX_ROOT, productid and mode to be set

# Validate the productid
echo "$productid" | LC_ALL=C egrep '^[a-zA-Z0-9_][a-zA-Z0-9_][a-zA-Z0-9_][a-zA-Z0-9_][a-zA-Z0-9_]*$' >/dev/null
if [ $? -ne 0 ]
then
    echo "The product id '$productid' is not valid" >&2
    exit 1
fi

if [ "$mode" = "upgrade" ]
then
    if [ -f "$CX_ROOT/.productid" ]
    then
        old_productid=`cat "$CX_ROOT/.productid"`
    else
        old_productid="cxoffice"
    fi
    if [ "$productid" != "$old_productid" ]
    then
        echo "An upgrade cannot change the product id" >&2
        exit 1
    fi
fi

# Remove generated files that old packages incorrectly leave around
rm -f "$CX_ROOT"/support/icons/*.png

    if [ -d "$CX_ROOT/support/dotwine" ]
    then
        if [ ! -f "$CX_ROOT/support/dotwine/system.reg" ]
        then
            rm -rf "$CX_ROOT/support/dotwine"
        fi
    fi
    ;;

esac

#DEBHELPER#