#!/usr/bin/perl

########################################################
my $SYSTEM_VERS			= "/System/Library/CoreServices/SystemVersion.plist";
my $DISPLAYALERT		= $ARGV[0] . "/Contents/Resources/Alert.app/Contents/MacOS/Alert";
my $APPLICATION_LOC		= "/Applications/iWeb.app";
my $APPLICATION_VERS	= $APPLICATION_LOC . "/Contents/version.plist";
my $EXIT_VALUE			= 0;

DO_CHECKS: {
	########################################################
	# Must NOT be tier 3
	my $TIER_3_LANG = "/var/db/.AppleTier3Language";
	if (-e $TIER_3_LANG) {
		$EXIT_VALUE = ( ( 1 << 6 ) | ( 1 << 5 ) | 19 );
		last;
    }

	
	########################################################
	# Must have minimum system
    if( (!-e $SYSTEM_VERS) ||
		CheckVersion( $SYSTEM_VERS, "10.3.9", "ProductVersion", "<" )) 
    {
        $EXIT_VALUE = ((1 << 6) | ( 1 << 5 ) | 16 );
        last;
    }
    
	########################################################
	# App must be there ...
	unless(-e $APPLICATION_LOC) {
		$EXIT_VALUE = (( 1 << 6 ) | ( 1 << 5 ) | 17);
		last;
	}
	# ... and must be 1.0.0 to 1.1.1
	unless( CheckVersion($APPLICATION_VERS, "1.0.0", "CFBundleShortVersionString", ">=") &&
			CheckVersion($APPLICATION_VERS, "1.1.1", "CFBundleShortVersionString", "<=")) {
				$EXIT_VALUE = (( 1 << 6 ) | ( 1 << 5 ) | 17);
				last;
	}
    

	################
	# Do Alert if App Running
	system($ARGV[0] . "/Contents/Resources/aaa_alertCheck", $ARGV[0], "iWeb", "Running");
	my $result = $? >> 8;
	
	if ($result) {
		$EXIT_VALUE = ( ( 1 << 6 ) | ( 1 << 5 ) | 18 );
		last;
	}
}
exit($EXIT_VALUE);

########################################################

sub CheckVersion
{
    my $path            = $_[0];
    my $version         = $_[1];
    my $keyName         = $_[2];
    my $operator        = $_[3];
    my $i;
    my $oldSeperator;
    my $plistData;
    my @items;
    my $item;
    my @theVersionArray;
    my @versionArray;
    my %versiondata;

    if (! -e $path) {
        return 0;
    }

    if (!$operator) {
        $operator = "==";
    }

    $oldSeperator = $/;
    $/ = \0;

    open( PLIST, "$path") || do {
        return 0;
    };

    $plistData = <PLIST>;
    $plistData =~ /<dict>(.*?)<\/dict>/gis;

    @items = split(/<key>/, $plistData);

    shift @items;
    foreach $item (@items) {
        $item =~ /(.*?)<\/key>.*?<string>(.*?)<\/string>/gis;
        $versiondata{ $1 } = $2;
    }

    close(PLIST);

    $/ = $oldSeperator;

    @theVersionArray = split(/\./, $versiondata{$keyName});
    for ($i = 0; $i < 3; $i++) {
        if(!$theVersionArray[$i]) {
            $theVersionArray[$i] = '0';
        }
    }

    @versionArray = split(/\./, $version);
    
    my $actualVersion;

    for ($i = 0; $i < 3; $i++) {
        if (($theVersionArray[$i] != $versionArray[$i]) or ($i == 2)) {

            $actualVersion = $theVersionArray[$i];
            $version = $versionArray[$i];

            last;
        }
    }

    my $expression = '$actualVersion ' . $operator . ' $version';
    if( eval ($expression) )
    {
        return 1;
    }
    else
    {
        return 0;
    }

}
