NAME

CAD::AutoCAD::Detect - Detect AutoCAD files through magic string.

SYNOPSIS

use CAD::AutoCAD::Detect qw(detect_dwg_file);

my $dwg_magic = detect_dwg_file($file);

DESCRIPTION

This Perl module detect AutoCAD files through magic string.

List of supported files: dwg

SUBROUTINES

detect_dwg_file

my $dwg_magic = detect_dwg_file($file);

Detect DWG file.

Returns magic string or undef.

ERRORS

detect_dwg_file():
        Cannot close file '%s'.
        Cannot open file '%s'.

EXAMPLE1

use strict;
use warnings;

use CAD::AutoCAD::Detect qw(detect_dwg_file);
use File::Temp qw(tempfile);
use IO::Barf qw(barf);
use MIME::Base64;

# Data in base64.
my $data = <<'END';
QUMxMDAyAAAAAAAAAAAAAAAK
END

# Temp file.
my (undef, $temp_file) = tempfile();

# Save data to file.
barf($temp_file, decode_base64($data));

# Check file.
my $dwg_magic = detect_dwg_file($temp_file);

# Print out.
if ($dwg_magic) {
        print "File '$temp_file' is DWG file.\n";
} else {
        print "File '$temp_file' isn't DWG file.\n";
}

# Output like:
# File '%s' is DWG file.

EXAMPLE2

use strict;
use warnings;

use CAD::AutoCAD::Detect qw(detect_dwg_file);

# Arguments.
if (@ARGV < 1) {
        print STDERR "Usage: $0 file\n";
        exit 1;
}
my $file = $ARGV[0];

# Check DWG file.
my $dwg_magic = detect_dwg_file($file);

# Print out.
if ($dwg_magic) {
        print "File '$file' is DWG file.\n";
} else {
        print "File '$file' isn't DWG file.\n";
}

# Output:
# Usage: detect-dwg-file file

DEPENDENCIES

CAD::AutoCAD::Version, Error::Pure, Exporter, List::Util, Readonly.

REPOSITORY

https://github.com/michal-josef-spacek/CAD-AutoCAD-Detect

AUTHOR

Michal Josef Špaček mailto:skim@cpan.org

http://skim.cz

LICENSE AND COPYRIGHT

© 2020-2024 Michal Josef Špaček

BSD 2-Clause License

VERSION

0.04