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<?php
/**
*
* Hackademic-CMS/controller/class.ShowChallengeController.php
*
* Hackademic Show Challenge Controller
* Class for the Show Challenge page in Frontend
*
* Copyright (c) 2012 OWASP
*
* LICENSE:
*
* This file is part of Hackademic CMS (https://www.owasp.org/index.php/OWASP_Hackademic_Challenges_Project).
*
* Hackademic CMS is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any
* later version.
*
* Hackademic CMS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with Hackademic CMS. If not, see
* <http://www.gnu.org/licenses/>.
*
*
* @author Pragya Gupta <pragya18nsit[at]gmail[dot]com>
* @author Konstantinos Papapanagiotou <conpap[at]gmail[dot]com>
* @license http://www.gnu.org/licenses/gpl.html
* @copyright 2012 OWASP
*
*/
require_once(HACKADEMIC_PATH."admin/controller/class.HackademicBackendController.php");
class DownloadController extends HackademicBackendController {
public function go() {
if(isset($_GET['ch'])) {
$folder = $_GET['ch'];
$source = HACKADEMIC_PATH."challenges/".$folder;
$dest = HACKADEMIC_PATH."view/compiled_view/".$folder.".zip";
self::Zip($source, $dest);
header("Content-Type: archive/zip");
// filename for the browser to save the zip file
header("Content-Disposition: attachment; filename=$folder".".zip");
$filesize = filesize($dest);
header("Content-Length: $filesize");
$fp = fopen("$dest","r");
echo fpassthru($fp);
fcloae($fp);
unlink($dest);
}
}
private static function Zip($source, $destination) {
if (!extension_loaded('zip') || !file_exists($source)) {
return false;
}
$zip = new ZipArchive();
if (!$zip->open($destination, ZIPARCHIVE::CREATE)) {
return false;
}
$source = str_replace('\\', '/', realpath($source));
if (is_dir($source) === true) {
$files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($source), RecursiveIteratorIterator::SELF_FIRST);
foreach ($files as $file)
{
$file = str_replace('\\', '/', realpath($file));
if (is_dir($file) === true) {
$zip->addEmptyDir(str_replace($source . '/', '', $file . '/'));
}
else if (is_file($file) === true) {
$zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file));
}
}
} else if (is_file($source) === true) {
$zip->addFromString(basename($source), file_get_contents($source));
}
return $zip->close();
}
}