xref: /aoo4110/main/solenv/bin/modules/installer/windows/media.pm (revision b1cdbd2c)

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#  specific language governing permissions and limitations
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#**************************************************************



package installer::windows::media;

use installer::exiter;
use installer::files;
use installer::globals;
use installer::windows::idtglobal;

##############################################################
# Returning the diskid for the media table.
##############################################################

sub get_media_diskid
{
	my ($id) = @_;

	return $id;
}

##############################################################
# Returning the lastsequence for the media table.
##############################################################

sub get_media_lastsequence
{
	my ($fileref) = @_;

	return $fileref->{'sequencenumber'};
}

##############################################################
# Returning the diskprompt for the media table.
##############################################################

sub get_media_diskprompt
{
	return 1;
}

##############################################################
# Returning the cabinet file name for the media table.
##############################################################

sub get_media_cabinet
{
	my ($id) = @_;

	my $number = 1000 + $id;
	my $filename = "f_" . $number . ".cab";

	if ( $installer::globals::include_cab_in_msi ) { $filename = "\#" . $filename; }

	return $filename;
}

##############################################################
# Returning the volumelabel for the media table.
##############################################################

sub get_media_volumelabel
{
	return "DISK1";
}

##############################################################
# Returning the source for the media table.
##############################################################

sub get_media_source
{
	return "";
}

##############################################################
# Saving the cabinet file name in the files collector.
# This is useful for making a list to connect the
# source of each file with the destination cabinet file.
##############################################################

sub set_cabinetfilename_for_component_in_file_collector
{
	my ($cabinetfilename, $filesref, $componentname, $max) = @_;

	for ( my $i = 0; $i <= $max; $i++ )
	{
		my $onefile = ${$filesref}[$i];
		my $component = $onefile->{'componentname'};

		if ( $component eq $componentname )
		{
			my $cabinet = "";

			if ( $onefile->{'cabinet'} ) { $cabinet = $onefile->{'cabinet'}; }

			if ( $cabinet eq "" )
			{
				$onefile->{'cabinet'} = $cabinetfilename;
			}
		}
	}
}

#################################################
# Creating the cab file name dynamically
#################################################

sub generate_cab_filename_for_some_cabs
{
	my ( $allvariables, $id ) = @_;

	my $name = $allvariables->{'PRODUCTNAME'};

	$name = lc($name);
	$name =~ s/\.//g;
	$name =~ s/\s//g;

	# possibility to overwrite the name with variable CABFILENAME
	if ( $allvariables->{'CABFILENAME'} ) { $name = $allvariables->{'CABFILENAME'}; }

	$name = $name . $id . ".cab";

	if ( $installer::globals::include_cab_in_msi ) { $name = "\#" . $name; }

	return $name;
}

#################################################
# Creating the cab file name for cab files
# defined in packages.
#################################################

sub get_cabfilename
{
	my ($name) = @_;

	if ( $installer::globals::include_cab_in_msi ) { $name = "\#" . $name; }

	return $name;
}

#################################################
# Creating the cab file name dynamically
#################################################

sub generate_cab_filename
{
	my ( $allvariables ) = @_;

	my $name = $allvariables->{'PRODUCTNAME'};

	$name = lc($name);
	$name =~ s/\.//g;
	$name =~ s/\s//g;

	# possibility to overwrite the name with variable CABFILENAME
	if ( $allvariables->{'CABFILENAME'} ) { $name = $allvariables->{'CABFILENAME'}; }

	$name = $name . ".cab";

	if ( $installer::globals::include_cab_in_msi ) { $name = "\#" . $name; }

	return $name;
}

sub get_maximum_filenumber
{
	my ($allfiles, $maxcabfilenumber) = @_;

	my $maxfile = 0;

	while ( ! ( $allfiles%$maxcabfilenumber == 0 ))
	{
		$allfiles++;
	}

	$maxfile = $allfiles / $maxcabfilenumber;

	$maxfile++;					# for securitry

	return $maxfile;
}

#################################################################################
# Setting the last sequence for the cabinet files
#################################################################################

sub get_last_sequence
{
	my ( $cabfilename, $alludpatelastsequences ) = @_;

	my $sequence = $installer::globals::lastsequence{$cabfilename};

	return $sequence;
}

#################################################################################
# Creating the file Media.idt dynamically
# Content:
# DiskId LastSequence DiskPrompt Cabinet VolumeLabel Source
# Idea: Every component is packed into each own cab file
#################################################################################

sub create_media_table
{
	my ($filesref, $basedir, $allvariables) = @_;

	my @mediatable = ();

	my $diskid = 0;

	installer::windows::idtglobal::write_idt_header(\@mediatable, "media");

	if ( $allvariables->{'INCLUDE_CAB_IN_MSI'} ) { $installer::globals::include_cab_in_msi = 1; }

	if ( $installer::globals::fix_number_of_cab_files )
	{
		# number of cabfiles
		my $maxcabfilenumber = $installer::globals::number_of_cabfiles;
		if ( $allvariables->{'CABFILENUMBER'} ) { $maxcabfilenumber = $allvariables->{'CABFILENUMBER'}; }
		my $allfiles = $#{$filesref} + 1;
		my $maxfilenumber = get_maximum_filenumber($allfiles, $maxcabfilenumber);
		# my $maxfilenumber = 1000;	# maximum 1000 files in each cabinet file
		my $cabfilenumber = 0;
		my $cabfull = 0;
		my $counter = 0;

		# Sorting of files collector files required !
		# Attention: The order in the cab file is not guaranteed (especially in udpate process)

		for ( my $i = 0; $i <= $#{$filesref}; $i++ )
		{
			if (( $counter >= $maxfilenumber ) || ( $i == $#{$filesref} )) { $cabfull = 1; }

			$counter++; 	 # counting the files in the cab file

			my $onefile = ${$filesref}[$i];
			my $nextfile = ${$filesref}[$i+1];

			my $filecomponent = "";
			my $nextcomponent = "";

			if ( $onefile->{'componentname'} ) { $filecomponent = $onefile->{'componentname'}; }
			if ( $nextfile->{'componentname'} ) { $nextcomponent = $nextfile->{'componentname'}; }

			if ( $filecomponent eq $nextcomponent )	# all files of one component have to be in one cab file
			{
				next;		# nothing to do, this is not the last file of a component
			}

			if ( $cabfull )
			{
				my %media = ();
				$cabfilenumber++;

				$media{'DiskId'} = get_media_diskid($cabfilenumber);
				# $media{'LastSequence'} = get_media_lastsequence($onefile);
				$media{'LastSequence'} = $i + 1;	# This should be correct, also for unsorted files collectors
				$media{'DiskPrompt'} = get_media_diskprompt();
				$media{'Cabinet'} = generate_cab_filename_for_some_cabs($allvariables, $cabfilenumber);
				$media{'VolumeLabel'} = get_media_volumelabel();
				$media{'Source'} = get_media_source();

				my $oneline = $media{'DiskId'} . "\t" . $media{'LastSequence'} . "\t" . $media{'DiskPrompt'} . "\t"
						. $media{'Cabinet'} . "\t" . $media{'VolumeLabel'} . "\t" . $media{'Source'} . "\n";

				push(@mediatable, $oneline);

				# Saving the cabinet file name in the file collector

				$media{'Cabinet'} =~ s/^\s*\#//;	# removing leading hash

				for ( my $j = 0; $j <= $i; $j++ )
				{
					my $onefile = ${$filesref}[$j];
					if ( ! $onefile->{'cabinet'} ) { $onefile->{'cabinet'} = $media{'Cabinet'}; }
				}

				$cabfull = 0;
				$counter = 0;
			}
		}
	}
	else
	{
		installer::exiter::exit_program("ERROR: No cab file specification in globals.pm !", "create_media_table");
	}

	# Saving the file

	my $mediatablename = $basedir . $installer::globals::separator . "Media.idt";
	installer::files::save_file($mediatablename ,\@mediatable);
    $installer::logger::Lang->printf("Created idt file: %s\n", $mediatablename);
}

1;