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228
util/AeoRedirectUtil.php
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228
util/AeoRedirectUtil.php
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<?php
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/**
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* Contao Open Source CMS
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* Copyright (C) 2005-2011 Leo Feyer
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*
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* Formerly known as TYPOlight Open Source CMS.
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*
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, either
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* version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, please visit the Free
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* Software Foundation website at <http://www.gnu.org/licenses/>.
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*
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* PHP version 5
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* @copyright cgo IT, 2012-2013
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* @author Carsten Götzinger (info@cgo-it.de)
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* @package aeo
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* @license GNU/LGPL
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* @filesource
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*/
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namespace cgoIT\aeo;
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/**
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* Class AeoRedirectUtil
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*/
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class AeoRedirectUtil extends \Frontend {
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/**
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* Initialize the object
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* @param array
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*/
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public function __construct($arrAttributes=false) {
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parent::__construct($arrAttributes);
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$this->import('aeo\\AeoUtil', 'AeoUtil');
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}
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/**
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* Sofern Aliase deaktiviert sind oder die RootPage aufgerufen wird,
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* ermittelt diese Methode die passende ID der Seite.
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*/
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function redirectFromRootPage() {
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$this->import('\\Environment', 'Environment');
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$strRequest = preg_replace(array('/^index.php\/?/', '/\?.*$/'), '', $this->Environment->request);
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$params = '';
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if (strstr($strRequest, '?')) {
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$arrRequest = explode('?', $strRequest);
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$strRequest = $arrRequest[0];
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$params = $arrRequest[1];
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}
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$strRequest = $this->removeUrlSuffix($strRequest);
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$arrFragments = explode('/', $strRequest);
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$arrFragments = $this->getRedirectPageAeo($arrFragments, true);
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if (is_numeric($arrFragments[0])) {
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// Add the fragments to the $_GET array
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for ($i=1; $i<count($arrFragments); $i+=2) {
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$this->Input->setGet($arrFragments[$i], $arrFragments[$i+1]);
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}
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return $arrFragments[0];
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}
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return FALSE;
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}
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/**
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* Leitet den User ohne JavaScript auf die passende Formular-Seite weiter.
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* @param $arrFragments
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* @param $blnReturnId
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*/
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public function getRedirectPageAeo($arrFragments, $blnReturnId=false) {
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if ($GLOBALS['TL_CONFIG']['aeo_replace_standard_obfuscation'] === true) {
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if (in_array('folderurl', $this->Config->getActiveModules())) {
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$arrFragments = preg_split('~/~i', $arrFragments[0]);
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}
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$i18nl10nLanguage = '';
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if (in_array('i18nl10n', $this->Config->getActiveModules())) {
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if ($GLOBALS['TL_CONFIG']['i18nl10n_addLanguageToUrl']) {
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$i18nl10nLanguage = $arrFragments[count($arrFragments) - 1];
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}
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}
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$indexAeo = 2;
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if ($GLOBALS['TL_CONFIG']['useAutoItem']) {
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// auto-item-paramenter beruecksichtigen
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$indexAeo = 3;
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}
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if (is_array($arrFragments) && count($arrFragments) > 3
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&& $arrFragments[0] == $GLOBALS['TL_CONFIG']['aeo_virtual_path']
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&& $arrFragments[$indexAeo] == 'aeo') {
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$arrJumpTo = deserialize($GLOBALS['TL_CONFIG']['aeo_jump_to_no_js']);
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if ($GLOBALS['TL_CONFIG']['useAutoItem'] && $arrFragments[1] == 'auto_item') {
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// auto-item-paramenter entfernen
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unset($arrFragments[1]);
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$arrFragments = array_values($arrFragments);
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}
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// Sprache ermitteln
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$strLanguage = $arrFragments[1];
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$arrFallbackValue = array();
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foreach ($arrJumpTo as $key => $value) {
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if ($value['aeo_language'] == $strLanguage) {
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$url = $this->getUrl($value, $blnReturnId);
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break;
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}
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if ($value['aeo_language_fallback']) {
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$arrFallbackValue = $value;
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}
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}
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if (!isset($url) || strlen($url) == 0) {
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$url = $this->getUrl($arrFallbackValue, $blnReturnId);
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}
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$i = 0;
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$arrFragments[$i++] = $url;
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$strObfuscatedValues = $arrFragments[3];
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if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
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$GLOBALS['TL_CONFIG']['i18nl10n_alias_suffix']) {
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$this->AeoUtil->fixupCurrentLanguage();
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$strObfuscatedValues = str_replace('.'.$GLOBALS['TL_LANGUAGE'], '', $strObfuscatedValues);
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}
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$arrObfuscatedValues = explode('+', $strObfuscatedValues, 5);
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$arrFragments[$i++] = 'n';
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$arrFragments[$i++] = $arrObfuscatedValues[0];
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$arrFragments[$i++] = 'd';
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$arrFragments[$i++] = $arrObfuscatedValues[1];
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$arrFragments[$i++] = 't';
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$arrFragments[$i++] = $arrObfuscatedValues[2];
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$arrFragments[$i++] = 'p';
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$arrFragments[$i++] = $arrObfuscatedValues[3];
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$arrFragments[$i++] = 'param';
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$arrFragments[$i++] = $arrObfuscatedValues[4];
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if (strlen($params) > 0) {
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$arrParams = explode('=', $params);
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$addNext = true;
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foreach ($arrParams as $param) {
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if (!$addNext) {
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continue;
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}
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if ($param == 'id') {
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$addNext = false;
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continue;
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}
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$arrFragments[$i++] = $param;
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}
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}
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if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
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$GLOBALS['TL_CONFIG']['i18nl10n_addLanguageToUrl'] &&
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strlen($i18nl10nLanguage)) {
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$arrFragments[$i++] = 'language';
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$arrFragments[$i++] = $i18nl10nLanguage;
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}
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}
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}
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return $arrFragments;
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}
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private function getUrl($arrValue, $blnReturnId) {
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if ($blnReturnId) {
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$url = $arrValue['aeo_redirecturl'];
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} else {
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$objPage = \PageModel::findPublishedByIdOrAlias($arrValue['aeo_redirecturl']);
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$objPage = $this->getPageDetails($objPage);
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$url = $this->generateFrontendUrl($objPage->row());
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$url = $this->removeUrlPrefix($url);
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if ($GLOBALS['TL_CONFIG']['addLanguageToUrl'] ||
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(in_array('i18nl10n', $this->Config->getActiveModules()) &&
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$GLOBALS['TL_CONFIG']['i18nl10n_addLanguageToUrl'])) {
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$arrUrlFragments = explode('/', $url);
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$url = $arrUrlFragments[1];
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}
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$params = '';
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if (strstr($url, '?')) {
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$arrUrl = explode('?', $url);
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$url = $arrUrl[0];
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$params = $arrUrl[1];
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}
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$url = $this->removeUrlSuffix($url);
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}
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return $url;
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}
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private function removeUrlPrefix($strUrl) {
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if (!$GLOBALS['TL_CONFIG']['rewriteURL']) {
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$strUrl = str_replace('index.php/', '', $strUrl);
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}
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return $strUrl;
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}
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private function removeUrlSuffix($strUrl) {
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// Remove the URL suffix if not just a language root (e.g. en/) is requested
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if ($strUrl != '' && (!$GLOBALS['TL_CONFIG']['addLanguageToUrl'] || !preg_match('@^[a-z]{2}/$@', $strUrl))) {
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$intSuffixLength = strlen($GLOBALS['TL_CONFIG']['urlSuffix']);
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// Return false if the URL suffix does not match (see #2864)
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if ($intSuffixLength > 0) {
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if (substr($strUrl, -$intSuffixLength) != $GLOBALS['TL_CONFIG']['urlSuffix']) {
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return -1;
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}
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$strUrl = substr($strUrl, 0, -$intSuffixLength);
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}
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}
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if (in_array('i18nl10n', $this->Config->getActiveModules()) &&
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$GLOBALS['TL_CONFIG']['i18nl10n_alias_suffix']) {
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$this->AeoUtil->fixupCurrentLanguage();
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$strUrl = str_replace('.'.$GLOBALS['TL_LANGUAGE'], '', $strUrl);
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}
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return $strUrl;
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}
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}
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?>
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