#**************************************************************
#  
#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
#  distributed with this work for additional information
#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#  
#    http://www.apache.org/licenses/LICENSE-2.0
#  
#  Unless required by applicable law or agreed to in writing,
#  software distributed under the License is distributed on an
#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
#  KIND, either express or implied.  See the License for the
#  specific language governing permissions and limitations
#  under the License.
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#**************************************************************



package installer::windows::font;

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


#################################################################################
# Creating the file Font.idt dynamically
# Content: 
# File_ FontTitle
#################################################################################

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

	my @fonttable = ();
	
	installer::windows::idtglobal::write_idt_header(\@fonttable, "font");

	for ( my $i = 0; $i <= $#{$filesref}; $i++ )
	{
		my $onefile = ${$filesref}[$i];
		my $styles = "";
		
		if ( $onefile->{'Styles'} ) { $styles = $onefile->{'Styles'}; }
		
		if ( $styles =~ /\bFONT\b/ )
		{
			my %font = ();
		
			$font{'File_'} = $onefile->{'uniquename'};
			# $font{'FontTitle'} = $onefile->{'FontName'};	# results in a warning during validation
			$font{'FontTitle'} = "";

			my $oneline = $font{'File_'} . "\t" . $font{'FontTitle'} . "\n";

			push(@fonttable, $oneline);	
		}
	}

	# Saving the file
	
	my $fonttablename = $basedir . $installer::globals::separator . "Font.idt";
	installer::files::save_file($fonttablename ,\@fonttable);
	my $infoline = "Created idt file: $fonttablename\n"; 
	$installer::logger::Lang->print($infoline);

}

#################################################################################
# Reading the Font version from the ttf file, to avoid installation
# of older files over newer files.
#################################################################################

sub get_font_version
{
	my ( $fontfile ) = @_;

	if ( ! -f $fontfile ) { installer::exiter::exit_program("ERROR: Font file does not exist: \"$fontfile\"", "get_font_version"); } 
	
	my $fontversion = 0;
	my $infoline = ""; 
	
	my $onefile = installer::files::read_binary_file($fontfile);
	
	if ( $onefile =~ /Version\s+(\d+\.\d+\.*\d*)/ )
	{
		$fontversion = $1;
		$infoline = "FONT: Font \"$fontfile\" version: $fontversion\n"; 
		$installer::logger::Lang->print($infoline);
	}
	else
	{
		$infoline = "FONT: Could not determine font version: \"$fontfile\"\n"; 
		$installer::logger::Lang->print($infoline);		
	}

	return $fontversion;
}

1;