/library/Zend/Auth/Adapter/Digest.php
PHP | 230 lines | 93 code | 22 blank | 115 comment | 8 complexity | ef47bee07f15867d6880228721277331 MD5 | raw file
- <?php
- /**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @category Zend
- * @package Zend_Auth
- * @subpackage Zend_Ath_Adapter
- * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: Digest.php 8964 2008-03-21 17:53:14Z thomas $
- */
- /**
- * @see Zend_Auth_Adapter_Interface
- */
- require_once 'Zend/Auth/Adapter/Interface.php';
- /**
- * @category Zend
- * @package Zend_Auth
- * @subpackage Zend_Auth_Adapter
- * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
- class Zend_Auth_Adapter_Digest implements Zend_Auth_Adapter_Interface
- {
- /**
- * Filename against which authentication queries are performed
- *
- * @var string
- */
- protected $_filename;
- /**
- * Digest authentication realm
- *
- * @var string
- */
- protected $_realm;
- /**
- * Digest authentication user
- *
- * @var string
- */
- protected $_username;
- /**
- * Password for the user of the realm
- *
- * @var string
- */
- protected $_password;
- /**
- * Sets adapter options
- *
- * @param mixed $filename
- * @param mixed $realm
- * @param mixed $username
- * @param mixed $password
- * @return void
- */
- public function __construct($filename = null, $realm = null, $username = null, $password = null)
- {
- $options = array('filename', 'realm', 'username', 'password');
- foreach ($options as $option) {
- if (null !== $$option) {
- $methodName = 'set' . ucfirst($option);
- $this->$methodName($$option);
- }
- }
- }
- /**
- * Returns the filename option value or null if it has not yet been set
- *
- * @return string|null
- */
- public function getFilename()
- {
- return $this->_filename;
- }
- /**
- * Sets the filename option value
- *
- * @param mixed $filename
- * @return Zend_Auth_Adapter_Digest Provides a fluent interface
- */
- public function setFilename($filename)
- {
- $this->_filename = (string) $filename;
- return $this;
- }
- /**
- * Returns the realm option value or null if it has not yet been set
- *
- * @return string|null
- */
- public function getRealm()
- {
- return $this->_realm;
- }
- /**
- * Sets the realm option value
- *
- * @param mixed $realm
- * @return Zend_Auth_Adapter_Digest Provides a fluent interface
- */
- public function setRealm($realm)
- {
- $this->_realm = (string) $realm;
- return $this;
- }
- /**
- * Returns the username option value or null if it has not yet been set
- *
- * @return string|null
- */
- public function getUsername()
- {
- return $this->_username;
- }
- /**
- * Sets the username option value
- *
- * @param mixed $username
- * @return Zend_Auth_Adapter_Digest Provides a fluent interface
- */
- public function setUsername($username)
- {
- $this->_username = (string) $username;
- return $this;
- }
- /**
- * Returns the password option value or null if it has not yet been set
- *
- * @return string|null
- */
- public function getPassword()
- {
- return $this->_password;
- }
- /**
- * Sets the password option value
- *
- * @param mixed $password
- * @return Zend_Auth_Adapter_Digest Provides a fluent interface
- */
- public function setPassword($password)
- {
- $this->_password = (string) $password;
- return $this;
- }
- /**
- * Defined by Zend_Auth_Adapter_Interface
- *
- * @throws Zend_Auth_Adapter_Exception
- * @return Zend_Auth_Result
- */
- public function authenticate()
- {
- $optionsRequired = array('filename', 'realm', 'username', 'password');
- foreach ($optionsRequired as $optionRequired) {
- if (null === $this->{"_$optionRequired"}) {
- /**
- * @see Zend_Auth_Adapter_Exception
- */
- require_once 'Zend/Auth/Adapter/Exception.php';
- throw new Zend_Auth_Adapter_Exception("Option '$optionRequired' must be set before authentication");
- }
- }
- if (false === ($fileHandle = @fopen($this->_filename, 'r'))) {
- /**
- * @see Zend_Auth_Adapter_Exception
- */
- require_once 'Zend/Auth/Adapter/Exception.php';
- throw new Zend_Auth_Adapter_Exception("Cannot open '$this->_filename' for reading");
- }
- $id = "$this->_username:$this->_realm";
- $idLength = strlen($id);
- $result = array(
- 'code' => Zend_Auth_Result::FAILURE,
- 'identity' => array(
- 'realm' => $this->_realm,
- 'username' => $this->_username,
- ),
- 'messages' => array()
- );
- while ($line = trim(fgets($fileHandle))) {
- if (substr($line, 0, $idLength) === $id) {
- if (substr($line, -32) === md5("$this->_username:$this->_realm:$this->_password")) {
- $result['code'] = Zend_Auth_Result::SUCCESS;
- } else {
- $result['code'] = Zend_Auth_Result::FAILURE_CREDENTIAL_INVALID;
- $result['messages'][] = 'Password incorrect';
- }
- return new Zend_Auth_Result($result['code'], $result['identity'], $result['messages']);
- }
- }
- $result['code'] = Zend_Auth_Result::FAILURE_IDENTITY_NOT_FOUND;
- $result['messages'][] = "Username '$this->_username' and realm '$this->_realm' combination not found";
- return new Zend_Auth_Result($result['code'], $result['identity'], $result['messages']);
- }
- }