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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, $cwd, @allowed_paths);
do($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();
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