loginresetdispatcher.php

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<?php
/**
 * $Id: $
 *
 * This page handles logging a user into the dms.
 * This page displays the login form, and performs the business logic login processing.
 *
 * KnowledgeTree Community Edition
 * Document Management Made Simple
 * Copyright (C) 2008 KnowledgeTree Inc.
 * Portions copyright The Jam Warehouse Software (Pty) Limited
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 3 as published by the
 * Free Software Foundation.
 *
 * 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
 * California 94120-7775, or email [e-mail].
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * KnowledgeTree" logo and retain the original copyright notice. If the display of the
 * logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
 * must display the words "Powered by KnowledgeTree" and retain the original
 * copyright notice.
 * Contributor( s): ______________________________________
 */

// main library routines and defaults
require_once('../../config/dmsDefaults.php');
require_once(KT_LIB_DIR . '/templating/templating.inc.php');
require_once(KT_LIB_DIR . '/session/control.inc');
require_once(KT_LIB_DIR . '/session/Session.inc');
require_once(KT_LIB_DIR . '/users/User.inc');
require_once(KT_LIB_DIR . '/authentication/authenticationutil.inc.php');
require_once(KT_LIB_DIR . '/help/help.inc.php');
require_once(KT_LIB_DIR . '/help/helpreplacement.inc.php');
require_once(KT_LIB_DIR . '/widgets/fieldWidgets.php');

require_once('loginUtil.inc.php');

class loginResetDispatcher extends KTDispatcher {

    function do_main() {
        global $default;
        $oPage = $GLOBALS['main'];

        // Check if the user is trying to reset their password.
        $reset_password = $this->checkReset();

        KTUtil::save_base_kt_url();

        if (is_a($oUser, 'User')) {
            $res = $this->performLogin($oUser);
            if ($res) {
                $oUser = array($res);
            }
        }
        if (is_array($oUser) && count($oUser)) {
            if (empty($_REQUEST['errorMessage'])) {
                $_REQUEST['errorMessage'] = array();
            } else {
                $_REQUEST['errorMessage'] = array($_REQUEST['errorMessage']);
            }
            foreach ($oUser as $oError) {
                $_REQUEST['errorMessage'][] = $oError->getMessage();
            }
            $_REQUEST['errorMessage'] = join('. <br /> ', $_REQUEST['errorMessage']);
        }

        if(!loginUtil::check()) { // bounce here, potentially.
            // User is already logged in - get the redirect
            $redirect = KTUtil::arrayGet($_REQUEST, 'redirect');

            $cookietest = KTUtil::randomString();
            setcookie("CookieTestCookie", $cookietest, 0);

            $this->redirectTo('checkCookie', array(
                'cookieVerify' => $cookietest,
                'redirect' => $redirect,
            ));
            exit(0);
        }

        header('Content-type: text/html; charset=UTF-8');

        $errorMessage = KTUtil::arrayGet($_REQUEST, 'errorMessage');
        session_start();

        $errorMessageConfirm = $_SESSION['errormessage']['login'];

        $redirect = KTUtil::arrayGet($_REQUEST, 'redirect');

        // Get the list of languages
        $oReg =& KTi18nregistry::getSingleton();
        $aRegisteredLangs = $oReg->geti18nLanguages('knowledgeTree');
        $aLanguageNames = $oReg->getLanguages('knowledgeTree');
        $aRegisteredLanguageNames = array();

        if(!empty($aRegisteredLangs))
        {
            foreach (array_keys($aRegisteredLangs) as $sLang) {
                $aRegisteredLanguageNames[$sLang] = $aLanguageNames[$sLang];
            }

            asort($aRegisteredLanguageNames);
        }
        $sLanguageSelect = $default->defaultLanguage;

        // extra disclaimer, if plugin is enabled
        $oRegistry =& KTPluginRegistry::getSingleton();
        $oPlugin =& $oRegistry->getPlugin('ktstandard.disclaimers.plugin');
        if (!PEAR::isError($oPlugin) && !is_null($oPlugin)) {
            $sDisclaimer = $oPlugin->getLoginDisclaimer();
        }

        $js = array();
        $css = array();
        $js[] = '/thirdpartyjs/extjs/adapter/ext/ext-base.js';
        $js[] = '/thirdpartyjs/extjs/ext-all.js';
        $css[] = '/thirdpartyjs/extjs/resources/css/ext-all.css';

        // Include additional js and css files
	    $oPlugin =& $oRegistry->getPlugin('password.reset.plugin');
        $js[] = $oPlugin->getURLPath('resources/passwordReset.js');
        $css[] = $oPlugin->getURLPath('resources/passwordReset.css');

        $sUrl = KTUtil::addQueryStringSelf('action=');

        $oTemplating =& KTTemplating::getSingleton();
        $oTemplate = $oTemplating->loadTemplate('login_reset');
        $aTemplateData = array(
              'errorMessage' => $errorMessage,
              'errorMessageConfirm' => $errorMessageConfirm,
              'redirect' => $redirect,
              'systemVersion' => $default->systemVersion,
              'versionName' => $default->versionName,
              'languages' => $aRegisteredLanguageNames,
              'selected_language' => $sLanguageSelect,
	      	  'disclaimer' => $sDisclaimer,
	      	  'js' => $js,
	      	  'css' => $css,
	      	  'sUrl' => $sUrl,
			  'smallVersion' => substr($default->versionName,-17),
			  'reset_password' => $reset_password
        );
        return $oTemplate->render($aTemplateData);
    }

    function simpleRedirectToMain($errorMessage, $url, $params) {
        $params[] = 'errorMessage='. urlencode($errorMessage);
        $url .= '?' . join('&', $params);
        redirect($url);
        exit(0);
    }

    function do_login() {
        $aExtra = array();

        if(!loginUtil::check()) { // bounce here, potentially.
            // User is already logged in - get the redirect
            $redirect = KTUtil::arrayGet($_REQUEST, 'redirect');

            $cookietest = KTUtil::randomString();
            setcookie("CookieTestCookie", $cookietest, 0);

            $this->redirectTo('checkCookie', array(
                'cookieVerify' => $cookietest,
                'redirect' => $redirect,
            ));
            exit(0);
        }

        global $default;

        $language = KTUtil::arrayGet($_REQUEST, 'language');
        if (empty($language)) {
            $language = $default->defaultLanguage;
        }
        setcookie("kt_language", $language, 2147483647, '/');

        $redirect = KTUtil::arrayGet($_REQUEST, 'redirect');

        $url = $_SERVER["PHP_SELF"];
        $queryParams = array();

        if ($redirect !== null) {
            $queryParams[] = 'redirect=' . urlencode($redirect);
        }

        $username = KTUtil::arrayGet($_REQUEST,'username');
        $password = KTUtil::arrayGet($_REQUEST,'password');

        if (empty($username)) {
            $this->simpleRedirectToMain(_kt('Please enter your username.'), $url, $queryParams);
        }

        $oUser =& User::getByUsername($username);