<?php

global $REX;

if (rex_request('seo42_func')!='')

{

switch (rex_request('seo42_func'))

{

case 'sitemap':

require_once $REX['INCLUDE_PATH'].'/addons/seo42/classes/class.seo42_sitemap.inc.php';

$map = new seo42_sitemap();

switch(rex_request('mode'))

{

case'json':

$map->setMode('json');

$map->send();

break;

default:

$map->send();

}

die();

break;

case 'robots':

require_once $REX['INCLUDE_PATH'].'/addons/seo42/classes/class.seo42_robots.inc.php';

$robots = new seo42_robots();

$robots->setContent($REX['ADDON']['seo42']['settings']['robots']);

$robots->addSitemapLink();

$robots->send();

die();

break;

case 'download':

error_reporting(0);

@ini_set('display_errors', 0);

if ((isset($REX['ADDON']['seo42']['settings']['force_download_for_filetypes']) && is_array($REX['ADDON']['seo42']['settings']['force_download_for_filetypes']) && count($REX['ADDON']['seo42']['settings']['force_download_for_filetypes']) > 0) && isset($_GET["file"])) {

$file = strtolower(preg_replace("/[^a-zA-Z0-9.\-\$\+]/","_", rex_get('file', 'string')));

$file = urlencode(basename($file));

$fileWithPath = realpath('./' . $REX['MEDIA_DIR'] . '/' . $file);

$pathInfo = pathinfo($fileWithPath);

if (isset($pathInfo['extension']) && in_array($pathInfo['extension'], $REX['ADDON']['seo42']['settings']['force_download_for_filetypes']) && file_exists($fileWithPath)) {

header('Content-Description: File Transfer');

header('Content-Type: application/octet-stream');

header('Content-Disposition: attachment; filename=' . $file);

header('Expires: 0');

header('Cache-Control: must-revalidate, post-check=0, pre-check=0');

header('Pragma: public');

header('Link: <' . seo42::getServerUrl() . ltrim(seo42::getMediaFile($file), "./") . '>; rel="canonical"');

header('Content-Length: ' . filesize($fileWithPath));

ob_clean();

flush();

readfile($fileWithPath);

exit;

}

}

break;

case 'googlesiteverification':

$googleSiteVerificationFile = strtolower(preg_replace("/[^a-zA-Z0-9.\-\$\+]/","_", trim(trim($REX['ADDON']['seo42']['settings']['google_site_verification_filename']), '/')));

$requestedFile = strtolower(preg_replace("/[^a-zA-Z0-9.\-\$\+]/","_", trim($_SERVER['REQUEST_URI'], '/')));

if ($googleSiteVerificationFile != '' && $requestedFile == $googleSiteVerificationFile) {

ob_clean();

flush();

echo 'google-site-verification: ' . $googleSiteVerificationFile;

exit;

}

break;

default:

break;

}

}