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<?php
/**
* Contao Open Source CMS
* Copyright (C) 2005-2011 Leo Feyer
*
* Formerly known as TYPOlight Open Source CMS.
*
* This program is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program. If not, please visit the Free
* Software Foundation website at <http://www.gnu.org/licenses/>.
*
* PHP version 5
* @copyright cgo IT, 2012-2013
* @author Carsten Götzinger (info@cgo-it.de)
* @package aeo
* @license GNU/LGPL
* @filesource
*/
namespace cgoIT\aeo;
/**
* Class AeoRedirectUtil
*/
class AeoRedirectUtil extends \Frontend {
/**
* Initialize the object
* @param array
*/
public function __construct($arrAttributes=false) {
parent::__construct($arrAttributes);
$this->import('aeo\\AeoUtil', 'AeoUtil');
}
/**
* Sofern Aliase deaktiviert sind oder die RootPage aufgerufen wird,
* ermittelt diese Methode die passende ID der Seite.
*/
function redirectFromRootPage() {
$this->import('\\Environment', 'Environment');
$strRequest = preg_replace(array('/^index.php\/?/', '/\?.*$/'), '', $this->Environment->request);
$params = '';
if (strstr($strRequest, '?')) {
$arrRequest = explode('?', $strRequest);
$strRequest = $arrRequest[0];
$params = $arrRequest[1];
}
$strRequest = $this->removeUrlSuffix($strRequest);
$arrFragments = explode('/', $strRequest);
$arrFragments = $this->getRedirectPageAeo($arrFragments, true);
if (is_numeric($arrFragments[0])) {
// Add the fragments to the $_GET array
for ($i=1; $i<count($arrFragments); $i+=2) {
$this->Input->setGet($arrFragments[$i], $arrFragments[$i+1]);
}
return $arrFragments[0];
}
return FALSE;
}
/**
* Leitet den User ohne JavaScript auf die passende Formular-Seite weiter.
* @param $arrFragments
* @param $blnReturnId
*/
public function getRedirectPageAeo($arrFragments, $blnReturnId=false) {
if ($GLOBALS['TL_CONFIG']['aeo_replace_standard_obfuscation'] === true) {
if (in_array('folderurl', $this->Config->getActiveModules())) {
$arrFragments = preg_split('~/~i', $arrFragments[0]);
}
$i18nl10nLanguage = '';
if (in_array('i18nl10n', $this->Config->getActiveModules())) {
if ($GLOBALS['TL_CONFIG']['i18nl10n_urlParam'] == 'url') {
$i18nl10nLanguage = $arrFragments[count($arrFragments) - 1];
}
}
$indexAeo = 2;
if ($GLOBALS['TL_CONFIG']['useAutoItem']) {
// auto-item-paramenter beruecksichtigen
$indexAeo = 3;
}
if (is_array($arrFragments) && count($arrFragments) > 3
&& $arrFragments[0] == $GLOBALS['TL_CONFIG']['aeo_virtual_path']
&& $arrFragments[$indexAeo] == 'aeo') {
$arrJumpTo = deserialize($GLOBALS['TL_CONFIG']['aeo_jump_to_no_js']);
if ($GLOBALS['TL_CONFIG']['useAutoItem'] && $arrFragments[1] == 'auto_item') {
// auto-item-paramenter entfernen
unset($arrFragments[1]);
$arrFragments = array_values($arrFragments);
}
// Sprache ermitteln
$strLanguage = $arrFragments[1];
$arrFallbackValue = array();
foreach ($arrJumpTo as $key => $value) {
if ($value['aeo_language'] == $strLanguage) {
$url = $this->getUrl($value, $blnReturnId);
break;
}
if ($value['aeo_language_fallback']) {
$arrFallbackValue = $value;
}
}
if (!isset($url) || strlen($url) == 0) {
$url = $this->getUrl($arrFallbackValue, $blnReturnId);
}
$i = 0;
$arrFragments[$i++] = $url;
$strObfuscatedValues = $arrFragments[3];
if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
$GLOBALS['TL_CONFIG']['i18nl10n_urlParam'] == 'alias') {
$this->AeoUtil->fixupCurrentLanguage();
$strObfuscatedValues = str_replace('.'.$GLOBALS['TL_LANGUAGE'], '', $strObfuscatedValues);
}
$arrObfuscatedValues = explode(' ', $strObfuscatedValues, 5);
$arrFragments[$i++] = 'n';
$arrFragments[$i++] = $arrObfuscatedValues[0];
$arrFragments[$i++] = 'd';
$arrFragments[$i++] = $arrObfuscatedValues[1];
$arrFragments[$i++] = 't';
$arrFragments[$i++] = $arrObfuscatedValues[2];
$arrFragments[$i++] = 'p';
$arrFragments[$i++] = $arrObfuscatedValues[3];
$arrFragments[$i++] = 'param';
$arrFragments[$i++] = $arrObfuscatedValues[4];
if (strlen($params) > 0) {
$arrParams = explode('=', $params);
$addNext = true;
foreach ($arrParams as $param) {
if (!$addNext) {
continue;
}
if ($param == 'id') {
$addNext = false;
continue;
}
$arrFragments[$i++] = $param;
}
}
if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
$GLOBALS['TL_CONFIG']['i18nl10n_urlParam'] == 'url' &&
strlen($i18nl10nLanguage)) {
$arrFragments[$i++] = 'language';
$arrFragments[$i++] = $i18nl10nLanguage;
}
}
}
return $arrFragments;
}
private function getUrl($arrValue, $blnReturnId) {
if ($blnReturnId) {
$url = $arrValue['aeo_redirecturl'];
} else {
$objPage = \PageModel::findPublishedByIdOrAlias($arrValue['aeo_redirecturl']);
$objPage = $this->getPageDetails($objPage);
$url = $this->generateFrontendUrl($objPage->row());
$url = $this->removeUrlPrefix($url);
if ($GLOBALS['TL_CONFIG']['addLanguageToUrl'] ||
(in_array('i18nl10n', $this->Config->getActiveModules()) &&
$GLOBALS['TL_CONFIG']['i18nl10n_urlParam'] == 'url')) {
$arrUrlFragments = explode('/', $url);
$url = $arrUrlFragments[1];
}
$params = '';
if (strstr($url, '?')) {
$arrUrl = explode('?', $url);
$url = $arrUrl[0];
$params = $arrUrl[1];
}
$url = $this->removeUrlSuffix($url);
}
return $url;
}
private function removeUrlPrefix($strUrl) {
if (!$GLOBALS['TL_CONFIG']['rewriteURL']) {
$strUrl = str_replace('index.php/', '', $strUrl);
}
return $strUrl;
}
private function removeUrlSuffix($strUrl) {
// Remove the URL suffix if not just a language root (e.g. en/) is requested
if ($strUrl != '' && (!$GLOBALS['TL_CONFIG']['addLanguageToUrl'] || !preg_match('@^[a-z]{2}/$@', $strUrl))) {
$intSuffixLength = strlen($GLOBALS['TL_CONFIG']['urlSuffix']);
// Return false if the URL suffix does not match (see #2864)
if ($intSuffixLength > 0) {
if (substr($strUrl, -$intSuffixLength) != $GLOBALS['TL_CONFIG']['urlSuffix']) {
return -1;
}
$strUrl = substr($strUrl, 0, -$intSuffixLength);
}
}
if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
$GLOBALS['TL_CONFIG']['i18nl10n_urlParam'] == 'alias') {
$this->AeoUtil->fixupCurrentLanguage();
$strUrl = str_replace('.'.$GLOBALS['TL_LANGUAGE'], '', $strUrl);
}
return $strUrl;
}
}
?>