File Coverage

blib/lib/EBook/EPUB/Lite/Container/Zip.pm

Criterion	Covered	Total	%
statement	42	50	84.0
branch	5	8	62.5
condition			n/a
subroutine	9	9	100.0
pod	2	2	100.0
total	58	69	84.0

# Copyright (c) 2009, 2010 Oleksandr Tymoshenko
# All rights reserved.

# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.

# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

package EBook::EPUB::Lite::Container::Zip;

use strict;
use warnings;
use EBook::EPUB::Lite::Container;
use Archive::Zip qw( :ERROR_CODES :CONSTANTS );;
use File::Temp qw/tempfile/;
use Carp;

use vars qw(@ISA);
@ISA     = qw(EBook::EPUB::Lite::Container);

sub new
{
    my ($class, $zipfile) = @_;
    my $self = $class->SUPER::new();
    $self->{zipfile} = $zipfile;

    return $self;
}

sub write
{
    my ($self) = @_;
    my $zip = Archive::Zip->new();

    # mimetype should come first
    $zip->addString("application/epub+zip", "mimetype");

    foreach my $f (@{$self->{files}}) {
        $zip->addFileOrDirectory($f->{frompath},
            $f->{containerpath});
    }

    my (undef, $tmp_container) = tempfile;
    if (!defined($self->write_container($tmp_container))) {
        carp "Failed to write container to temporary file $tmp_container";
        unlink($tmp_container);
        return;
    }

    $zip->addFile($tmp_container, "META-INF/container.xml");

    my (undef, $tmp_encryption) = tempfile;
    if ($self->has_encrypted_files) {
        if (!defined($self->write_encryption($tmp_encryption))) {
            carp "Failed to write encryption to temporary file $tmp_encryption";
            unlink($tmp_encryption);
            unlink($tmp_container);
            return;
        }

        $zip->addFile($tmp_encryption, "META-INF/encryption.xml");
    }

    my $result = $zip->writeToFileNamed($self->{zipfile});
    unlink($tmp_encryption);
    unlink($tmp_container);
    return 1 if ($result == AZ_OK);
    # We failed
    return;
}

__END__