/usr/share/doc/perl-Archive-Zip/examples
Edit: /usr/share/doc/perl-Archive-Zip/examples/calcSizes.pl (948B)
# Example of how to compute compressed sizes
# $Revision: 1.2 $
use strict;
use Archive::Zip qw(:ERROR_CODES);
use File::Spec;
my $zip = Archive::Zip->new();
my $blackHoleDevice = File::Spec->devnull();
$zip->addFile($_) foreach (<*.pl>);
# Write and throw the data away.
# after members are written, the writeOffset will be set
# to the compressed size.
$zip->writeToFileNamed($blackHoleDevice);
my $totalSize = 0;
my $totalCompressedSize = 0;
foreach my $member ($zip->members()) {
$totalSize += $member->uncompressedSize;
$totalCompressedSize += $member->_writeOffset;
print "Member ", $member->externalFileName,
" size=", $member->uncompressedSize,
", writeOffset=", $member->_writeOffset,
", compressed=", $member->compressedSize,
"\n";
}
print "Total Size=", $totalSize, ", total compressed=", $totalCompressedSize,
"\n";
$zip->writeToFileNamed('test.zip');