| alpha--controller

# Source for file Login.php Documentation is available at Login.php <?php // include the config file if(!isset($config)) { require_once '../util/AlphaConfig.inc'; $config = AlphaConfig::getInstance(); } require_once $config->get('sysRoot').'alpha/util/Logger.inc'; require_once $config->get('sysRoot').'alpha/view/PersonView.inc'; require_once $config->get('sysRoot').'alpha/controller/AlphaController.inc'; require_once $config->get('sysRoot').'alpha/controller/AlphaControllerInterface.inc'; /** * * Login controller that adds the current user object to the session * * @package alpha::controller * @since 1.0 * @author John Collins <dev@alphaframework.org> * @version $Id: Login.php 1341 2011-03-17 15:02:02Z johnc $ * @license http://www.opensource.org/licenses/bsd-license.php The BSD License * @copyright Copyright (c) 2011, John Collins (founder of Alpha Framework). * All rights reserved. * * <pre> * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the * following conditions are met: * * * Redistributions of source code must retain the above * copyright notice, this list of conditions and the * following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the * following disclaimer in the documentation and/or other * materials provided with the distribution. * * Neither the name of the Alpha Framework nor the names * of its contributors may be used to endorse or promote * products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * </pre> * */ class Login extends AlphaController implements AlphaControllerInterface { /** * The person to be logged in * * @var PersonObject * @since 1.0 */ private $personObject; /** * The person view object * * @var PersonView * @since 1.0 */ private $personView; /** * Trace logger * * @var Logger * @since 1.0 */ private static $logger = null; /** * constructor to set up the object * @since 1.0 */ public function __construct() { self::$logger = new Logger('Login'); self::$logger->debug('>>__construct()'); global $config; // ensure that the super class constructor is called, indicating the rights group parent::__construct('Public'); $this->personObject = new PersonObject(); $this->personView = AlphaView::getInstance($this->personObject); $this->setBO($this->personObject); // set up the title and meta details $this->setTitle('Login to '.$config->get('sysTitle')); $this->setDescription('Login page.'); $this->setKeywords('login,logon'); self::$logger->debug('<<__construct'); } /** * Handle GET requests * * @param array $params * @throws IllegalArguementException * @since 1.0 */ public function doGET($params) { self::$logger->debug('>>doGET($params=['.var_export($params, true).'])'); if(!is_array($params)) throw new IllegalArguementException('Bad $params ['.var_export($params, true).'] passed to doGET method!'); echo AlphaView::displayPageHead($this); if (isset($params['reset'])) echo $this->personView->displayResetForm(); else echo $this->personView->displayLoginForm(); echo AlphaView::displayPageFoot($this); self::$logger->debug('<<doGET'); } /** * Handle POST requests (adds $currentUser PersonObject to the session) * * @param array $params * @throws IllegalArguementException * @since 1.0 */ public function doPOST($params) { self::$logger->debug('>>doPOST($params=['.var_export($params, true).'])'); if(!is_array($params)) throw new IllegalArguementException('Bad $params ['.var_export($params, true).'] passed to doPOST method!'); global $config; try { // check the hidden security fields before accepting the form POST data if(!$this->checkSecurityFields()) throw new SecurityException('This page cannot accept post data from remote servers!'); if (isset($params['loginBut'])) { // if the database has not been set up yet, accept a login from the config admin username/password if(!AlphaDAO::isInstalled()) { if ($params['email'] == $config->get('sysInstallUsername') && crypt($params['password'], $config->get('sysInstallPassword')) == crypt($config->get('sysInstallPassword'), $config->get('sysInstallPassword'))) { self::$logger->info('Logging in ['.$params['email'].'] at ['.date("Y-m-d H:i:s").']'); $admin = new PersonObject(); $admin->set('displayName', 'Admin'); $admin->set('email', $params['email']); $admin->set('password', crypt($params['password'], $config->get('sysInstallPassword'))); $admin->set('OID', '00000000001'); $_SESSION['currentUser'] = $admin; if ($this->getNextJob() != '') { $url = FrontController::generateSecureURL('act='.$this->getNextJob()); self::$logger->info('Redirecting to ['.$url.']'); header('Location: '.$url); exit; }else{ header('Location: '.$config->get('sysURL').'alpha/controller/Install.php'); exit; } }else{ throw new ValidationException('Failed to login user '.$params['email'].', the password is incorrect!'); } }else{ // here we are attempting to load the person from the email address $this->personObject->loadByAttribute('email', $params['email'], true); AlphaDAO::disconnect(); // checking to see if the account has been disabled if (!$this->personObject->isTransient() && $this->personObject->get('state') == 'Disabled') throw new SecurityException('Failed to login user '.$params['email'].', that account has been disabled!'); // check the password $this->doLoginAndRedirect($params['password']); } echo AlphaView::displayPageHead($this); echo $this->personView->displayLoginForm(); } if (isset($params['resetBut'])) { // here we are attempting to load the person from the email address $this->personObject->loadByAttribute('email', $params['email']); AlphaDAO::disconnect(); // generate a new random password $new_password = $this->personObject->generatePassword(); // now encrypt and save the new password, then e-mail the user $this->personObject->set('password', crypt($new_password)); $this->personObject->save(); $message = 'The password for your account has been reset to '.$new_password.' as you requested. You can now login to the site using your '. 'e-mail address and this new password as before.'; $subject = 'Password change request'; $this->personObject->sendMail($message, $subject); echo AlphaView::displayUpdateMessage('The password for the user <strong>'.$params['email'].'</strong> has been reset, and the new password '. 'has been sent to that e-mail address.'); echo '<a href="'.$config->get('sysURL').'">Home Page</a>'; } }catch(ValidationException $e) { echo AlphaView::displayPageHead($this); echo AlphaView::displayErrorMessage($e->getMessage()); echo $this->personView->displayLoginForm(); self::$logger->warn($e->getMessage()); }catch(SecurityException $e) { echo AlphaView::displayPageHead($this); echo AlphaView::displayErrorMessage($e->getMessage()); self::$logger->warn($e->getMessage()); }catch(BONotFoundException $e) { echo AlphaView::displayPageHead($this); echo AlphaView::displayErrorMessage('Failed to find the user \''.$params['email'].'\''); echo $this->personView->displayLoginForm(); self::$logger->warn($e->getMessage()); } echo AlphaView::displayPageFoot($this); self::$logger->debug('<<doPOST'); } /** * Login the user and re-direct to the defined destination * * @param string $password The password supplied by the user logging in * @throws ValidationException * @since 1.0 */ private function doLoginAndRedirect($password) { self::$logger->debug('>>doLoginAndRedirect(password=['.$password.'])'); global $config; if (!$this->personObject->isTransient() && $this->personObject->get('state') == 'Active') { if (crypt($password, $this->personObject->get('password')) == $this->personObject->get('password')) { self::$logger->info('Logging in ['.$this->personObject->get('email').'] at ['.date("Y-m-d H:i:s").']'); $_SESSION['currentUser'] = $this->personObject; if ($this->getNextJob() != '') { self::$logger->debug('<<doLoginAndRedirect'); $url = FrontController::generateSecureURL('act='.$this->getNextJob()); header('Location: '.$url); exit; }else{ self::$logger->debug('<<doLoginAndRedirect'); header('Location: '.$config->get('sysURL')); exit; } }else{ throw new ValidationException('Failed to login user '.$this->personObject->get('email').', the password is incorrect!'); self::$logger->debug('<<doLoginAndRedirect'); } } } /** * Displays the application version number on the login screen. * * @return string * @since 1.0 */ public function before_displayPageFoot_callback() { global $config; return '<p><em>Version '.$config->get('sysVersion').'</em></p>'; } } // now build the new controller if this file is called directly if ('Login.php' == basename($_SERVER['PHP_SELF'])) { $controller = new Login(); if(!empty($_POST)) { $controller->doPOST($_POST); }else{ $controller->doGET($_GET); } } ?> Documentation generated on Thu, 17 Mar 2011 16:44:34 +0000 by phpDocumentor 1.4.3