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

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package installer::windows::featurecomponent;

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

use strict;


#################################################################################
# Collecting all pairs of features and components from the files collector
#################################################################################

sub create_featurecomponent_table_from_files_collector ($$)
{
	my ($featurecomponenttableref, $filesref) = @_;

	foreach my $onefile (@$filesref)
	{
		my $filecomponent = $onefile->{'componentname'};
		my $filemodules = $onefile->{'modules'};

		if ( $filecomponent eq "" )
		{
			installer::exiter::exit_program(
                sprintf("ERROR: No component defined for file %s", $onefile->{'Name'}),
                "create_featurecomponent_table_from_files_collector");
		}
        if ( ! defined $filemodules)
        {
            # Temporary for files created from source installation set.
            die;
        }
		if ($filemodules eq "")
		{
			installer::exiter::exit_program(
                sprintf("ERROR: No modules found for file %s", $onefile->{'Name'}),
                "create_featurecomponent_table_from_files_collector");
		}

		my $filemodulesarrayref = installer::converter::convert_stringlist_into_array(\$filemodules, ",");

		foreach my $onemodule (@$filemodulesarrayref)
		{
			my %featurecomponent = ();

			$onemodule =~ s/\s*$//;
			$featurecomponent{'Feature'} = $onemodule;
			$featurecomponent{'Component'} = $filecomponent;

			# Attention: Features are renamed, because the maximum length is 38.
			# But in the files collector ($filesref), the original names are saved.

			installer::windows::idtglobal::shorten_feature_gid(\$featurecomponent{'Feature'});

			my $oneline = "$featurecomponent{'Feature'}\t$featurecomponent{'Component'}\n";

			# control of uniqueness

			if (! installer::existence::exists_in_array($oneline, $featurecomponenttableref))
			{
				push(@{$featurecomponenttableref}, $oneline);
			}
		}
	}
}




=head2 create_featurecomponent_table_from_registry_collector ($featurecomponenttableref, $registryref)

    Add entries for the FeatureComponent table for components that contain registry entries.

=cut
sub create_featurecomponent_table_from_registry_collector ($$)
{
	my ($featurecomponenttableref, $registryref) = @_;

    my $replacement_count = 0;
    my $unique_count = 0;
	foreach my $oneregistry (@$registryref)
	{
		my $component_name = $oneregistry->{'componentname'};
		if ($component_name eq "")
		{
			installer::exiter::exit_program(
                sprintf("ERROR: No component defined for registry %s", $oneregistry->{'gid'}),
                "create_featurecomponent_table_from_registry_collector");
		}

		my $feature_name = $oneregistry->{'ModuleID'};
		if ($feature_name eq "")
		{
			installer::exiter::exit_program(
                sprintf("ERROR: No modules found for registry %s", $oneregistry->{'gid'}),
                "create_featurecomponent_table_from_registry_collector");
		}

		# Attention: Features are renamed, because the maximum length is 38.
		# But in the files collector ($filesref), the original names are saved.

		$feature_name = installer::windows::idtglobal::create_shortend_feature_gid($feature_name);

        my $oneline = sprintf("%s\t%s\n", $feature_name, $component_name);
		if ( ! installer::existence::exists_in_array($oneline, $featurecomponenttableref))
		{
			push(@$featurecomponenttableref, $oneline);
            ++$unique_count;
		}
        else
        {
            $installer::logger::Lang->printf("feature component pair already exists\n");
        }
	}
    $installer::logger::Lang->printf(
        "replaced %d (%d) of %d component names in FeatureComponent table\n",
        $unique_count,
        $replacement_count,
        scalar @$registryref);
}

#################################################################################
# Collecting all feature that are listed in the featurecomponent table.
#################################################################################

sub collect_all_features
{
	my ($featurecomponenttable) = @_;

	my @allfeature = ();

	for ( my $i = 3; $i <= $#{$featurecomponenttable}; $i++ )	# beginning in line 4
	{
		my $oneline = ${$featurecomponenttable}[$i];

		if ( $oneline =~ /^\s*(\S+)\s+(\S+)\s*$/ )
		{
			my $feature = $1;

			if (! installer::existence::exists_in_array($feature, \@allfeature))
            {
                push(@allfeature, $feature);
            }
		}
	}

	return \@allfeature;
}

#################################################################################
# On Win98 and Win Me there seems to be the problem, that maximum 817
# components can be added to a feature. Even if Windows Installer 2.0
# is used.
#################################################################################

sub check_number_of_components_at_feature
{
	my ($featurecomponenttable) = @_;

	$installer::logger::Lang->print("\n");
	$installer::logger::Lang->print("Checking number of components at features. Maximum is 817 (for Win 98 and Win Me)\n");

	my $allfeature = collect_all_features($featurecomponenttable);

	for ( my $i = 0; $i <= $#{$allfeature}; $i++ )
	{
		my $onefeature = ${$allfeature}[$i];
		my $featurecomponents = 0;

		for ( my $j = 0; $j <= $#{$featurecomponenttable}; $j++ )
		{
			if ( ${$featurecomponenttable}[$j] =~ /^\s*\Q$onefeature\E\s+(\S+)\s*$/ ) { $featurecomponents++; }
		}

		if ( $featurecomponents > 816 )
		{
			installer::exiter::exit_program("ERROR: More than 816 components ($featurecomponents) at feature $onefeature. This causes problems on Win 98 and Win Me!", "check_number_of_components_at_feature");
		}

		# Logging the result

		$installer::logger::Lang->printf("Number of components at feature $onefeature : %s\n", $featurecomponents);
	}

	$installer::logger::Lang->print("\n");
}

#################################################################################
# Creating the file FeatureC.idt dynamically
# Content:
# Feature Component
#################################################################################

sub create_featurecomponent_table ($$$)
{
	my ($filesref, $registryref, $basedir) = @_;

	my @featurecomponenttable = ();
	my $infoline;

	installer::windows::idtglobal::write_idt_header(\@featurecomponenttable, "featurecomponent");

	# This is the first time, that features and componentes are related
	# Problem: How about created profiles, configurationfiles, services.rdb
	# -> simple solution: putting them all to the root module
	# Otherwise profiles and configurationfiles cannot be created the way, they are now created
	# -> especially a problem for the configurationfiles! # ToDo
	# Very good: All ProfileItems belong to the root
	# services.rdb belongs to the root anyway.

	# At the moment only the files are related to components (and the files know their modules).
	# The component for each file is written into the files collector $filesinproductlanguageresolvedarrayref

	create_featurecomponent_table_from_files_collector(
        \@featurecomponenttable,
        $filesref);

	create_featurecomponent_table_from_registry_collector(
        \@featurecomponenttable,
        $registryref);

	# Additional components have to be added here

	# Checking, whether there are more than 817 components at a feature

	check_number_of_components_at_feature(\@featurecomponenttable);

	# Saving the file

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

1;