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#!/usr/bin/perl
#
# Authentic Theme (https://github.com/authentic-theme/authentic-theme)
# Copyright Ilia Rostovtsev <ilia@virtualmin.com>
# Licensed under MIT (https://github.com/authentic-theme/authentic-theme/blob/master/LICENSE)
#
use strict;
our (%in, $cwd, @allowed_paths);
require($ENV{'THEME_ROOT'} . "/extensions/file-manager/file-manager-lib.pl");
my $command;
my $has_zip = has_command('zip');
my $has_tar = has_command('tar');
my $do_zip = ($in{'do_zip'} eq '1' ? 1 : 0);
my $extension = (($has_zip && $do_zip && !test_all_items_query()) ? "zip" : "tar.gz");
my $filename = $in{'filename'};
my $target_dir = tempname("$filename");
my $target = "$target_dir/$filename.$extension";
if ($in{'cancel'} eq '1') {
unlink_file($target_dir);
} elsif ($in{'download'} eq '2') {
my $file = &resolve_links(&simplify_path("$cwd/$filename"));
my $error = 1;
for my $allowed_path (@allowed_paths) {
if (&is_under_directory($allowed_path, $file)) {
$error = 0;
}
}
$error && &print_error(&text('notallowed', &html_escape($file), &html_escape(join(" , ", @allowed_paths))));
my $size = -s "$file";
(my $name, my $dir, my $ext) = fileparse($file, qr/\.[^.]*/);
print "Content-Type: application/x-download\n";
print "Content-Disposition: attachment; filename=\"$name$ext\"\n";
print "Content-Length: $size\n\n";
open(FILE, "< $file") or die "can't open $file: $!";
binmode FILE;
local $/ = \&get_buffer_size_binary();
while (<FILE>) {
print $_;
}
close FILE;
} elsif ($in{'download'} eq '1') {
my $file = simplify_path($target);
if (-e $file) {
my $size = -s "$target";
print "Content-Type: application/x-download\n";
print "Content-Disposition: attachment; filename=\"$filename.$extension\"\n";
print "Content-Length: $size\n\n";
open(FILE, "< $file") or die "can't open $file: $!";
binmode FILE;
local $/ = \&get_buffer_size_binary();
while (<FILE>) {
print $_;
}
close FILE;
unlink_file($target_dir);
} else {
print_error(text('theme_download_error', &html_escape(join(" , ", @allowed_paths))));
}
} else {
mkdir($target_dir, 0755);
my @entries_list = get_entries_list();
if ($has_zip && $do_zip && !test_all_items_query()) {
$command = "cd " . quotemeta($cwd) . " && " . quotemeta($has_zip || 'zip') . " -r " . quotemeta($target);
# Do extra check because zip actually resolves links by default
foreach my $name (@entries_list) {
my $ffile = &resolve_links(&simplify_path("$cwd/$name"));
my $error = 1;
for my $allowed_path (@allowed_paths) {
if (&is_under_directory($allowed_path, $ffile)) {
$error = 0;
}
}
if (-e $ffile && !$error) {
$command .= " " . quotemeta($name);
}
}
} else {
my $list = transname();
my $gnu_tar_param = get_tar_verbatim();
# No need to resolve links and do extra check
# because tar by default doesn't resolve links
open my $fh, ">", $list or die $!;
print $fh "$_\n" for @entries_list;
close $fh;
$command =
"" .
quotemeta($has_tar || 'tar') . " czf " .
quotemeta($target) . " -C " .
quotemeta($cwd) .
"$gnu_tar_param -T " .
$list;
}
system_logged($command);
}
head();