import v1.0.0-RC4 | 2009-05-20
This commit is contained in:
329
libs/Zend/Auth/Adapter/Ldap.php
Normal file
329
libs/Zend/Auth/Adapter/Ldap.php
Normal file
@ -0,0 +1,329 @@
|
||||
<?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_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
|
||||
* @version $Id: Ldap.php 11765 2008-10-09 01:53:43Z miallen $
|
||||
*/
|
||||
|
||||
/**
|
||||
* @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_Ldap implements Zend_Auth_Adapter_Interface
|
||||
{
|
||||
|
||||
/**
|
||||
* The Zend_Ldap context.
|
||||
*
|
||||
* @var Zend_Ldap
|
||||
*/
|
||||
protected $_ldap = null;
|
||||
|
||||
/**
|
||||
* The array of arrays of Zend_Ldap options passed to the constructor.
|
||||
*
|
||||
* @var array
|
||||
*/
|
||||
protected $_options = null;
|
||||
|
||||
/**
|
||||
* The username of the account being authenticated.
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_username = null;
|
||||
|
||||
/**
|
||||
* The password of the account being authenticated.
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_password = null;
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*
|
||||
* @param array $options An array of arrays of Zend_Ldap options
|
||||
* @param string $username The username of the account being authenticated
|
||||
* @param string $password The password of the account being authenticated
|
||||
* @return void
|
||||
*/
|
||||
public function __construct(array $options = array(), $username = null, $password = null)
|
||||
{
|
||||
$this->setOptions($options);
|
||||
if ($username !== null) {
|
||||
$this->setUsername($username);
|
||||
}
|
||||
if ($password !== null) {
|
||||
$this->setPassword($password);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the array of arrays of Zend_Ldap options of this adapter.
|
||||
*
|
||||
* @return array|null
|
||||
*/
|
||||
public function getOptions()
|
||||
{
|
||||
return $this->_options;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the array of arrays of Zend_Ldap options to be used by
|
||||
* this adapter.
|
||||
*
|
||||
* @param array $options The array of arrays of Zend_Ldap options
|
||||
* @return Zend_Auth_Adapter_Ldap Provides a fluent interface
|
||||
*/
|
||||
public function setOptions($options)
|
||||
{
|
||||
$this->_options = is_array($options) ? $options : array();
|
||||
return $this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the username of the account being authenticated, or
|
||||
* NULL if none is set.
|
||||
*
|
||||
* @return string|null
|
||||
*/
|
||||
public function getUsername()
|
||||
{
|
||||
return $this->_username;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the username for binding
|
||||
*
|
||||
* @param string $username The username for binding
|
||||
* @return Zend_Auth_Adapter_Ldap Provides a fluent interface
|
||||
*/
|
||||
public function setUsername($username)
|
||||
{
|
||||
$this->_username = (string) $username;
|
||||
return $this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the password of the account being authenticated, or
|
||||
* NULL if none is set.
|
||||
*
|
||||
* @return string|null
|
||||
*/
|
||||
public function getPassword()
|
||||
{
|
||||
return $this->_password;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the passwort for the account
|
||||
*
|
||||
* @param string $password The password of the account being authenticated
|
||||
* @return Zend_Auth_Adapter_Ldap Provides a fluent interface
|
||||
*/
|
||||
public function setPassword($password)
|
||||
{
|
||||
$this->_password = (string) $password;
|
||||
return $this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the LDAP Object
|
||||
*
|
||||
* @return Zend_Ldap The Zend_Ldap object used to authenticate the credentials
|
||||
*/
|
||||
public function getLdap()
|
||||
{
|
||||
if ($this->_ldap === null) {
|
||||
/**
|
||||
* @see Zend_Ldap
|
||||
*/
|
||||
require_once 'Zend/Ldap.php';
|
||||
$this->_ldap = new Zend_Ldap();
|
||||
}
|
||||
return $this->_ldap;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a domain name for the current LDAP options. This is used
|
||||
* for skipping redundant operations (e.g. authentications).
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
protected function _getAuthorityName()
|
||||
{
|
||||
$options = $this->getLdap()->getOptions();
|
||||
$name = $options['accountDomainName'];
|
||||
if (!$name)
|
||||
$name = $options['accountDomainNameShort'];
|
||||
return $name ? $name : '';
|
||||
}
|
||||
|
||||
/**
|
||||
* Authenticate the user
|
||||
*
|
||||
* @throws Zend_Auth_Adapter_Exception
|
||||
* @return Zend_Auth_Result
|
||||
*/
|
||||
public function authenticate()
|
||||
{
|
||||
/**
|
||||
* @see Zend_Ldap_Exception
|
||||
*/
|
||||
require_once 'Zend/Ldap/Exception.php';
|
||||
|
||||
$messages = array();
|
||||
$messages[0] = ''; // reserved
|
||||
$messages[1] = ''; // reserved
|
||||
|
||||
$username = $this->_username;
|
||||
$password = $this->_password;
|
||||
|
||||
if (!$username) {
|
||||
$code = Zend_Auth_Result::FAILURE_IDENTITY_NOT_FOUND;
|
||||
$messages[0] = 'A username is required';
|
||||
return new Zend_Auth_Result($code, '', $messages);
|
||||
}
|
||||
if (!$password) {
|
||||
/* A password is required because some servers will
|
||||
* treat an empty password as an anonymous bind.
|
||||
*/
|
||||
$code = Zend_Auth_Result::FAILURE_CREDENTIAL_INVALID;
|
||||
$messages[0] = 'A password is required';
|
||||
return new Zend_Auth_Result($code, '', $messages);
|
||||
}
|
||||
|
||||
$ldap = $this->getLdap();
|
||||
|
||||
$code = Zend_Auth_Result::FAILURE;
|
||||
$messages[0] = "Authority not found: $username";
|
||||
$failedAuthorities = array();
|
||||
|
||||
/* Iterate through each server and try to authenticate the supplied
|
||||
* credentials against it.
|
||||
*/
|
||||
foreach ($this->_options as $name => $options) {
|
||||
|
||||
if (!is_array($options)) {
|
||||
/**
|
||||
* @see Zend_Auth_Adapter_Exception
|
||||
*/
|
||||
require_once 'Zend/Auth/Adapter/Exception.php';
|
||||
throw new Zend_Auth_Adapter_Exception('Adapter options array not in array');
|
||||
}
|
||||
$ldap->setOptions($options);
|
||||
$dname = '';
|
||||
|
||||
try {
|
||||
if ($messages[1])
|
||||
$messages[] = $messages[1];
|
||||
$messages[1] = '';
|
||||
$messages[] = $this->_optionsToString($options);
|
||||
|
||||
$dname = $this->_getAuthorityName();
|
||||
if (isset($failedAuthorities[$dname])) {
|
||||
/* If multiple sets of server options for the same domain
|
||||
* are supplied, we want to skip redundant authentications
|
||||
* where the identity or credentials where found to be
|
||||
* invalid with another server for the same domain. The
|
||||
* $failedAuthorities array tracks this condition (and also
|
||||
* serves to supply the original error message).
|
||||
* This fixes issue ZF-4093.
|
||||
*/
|
||||
$messages[1] = $failedAuthorities[$dname];
|
||||
$messages[] = "Skipping previously failed authority: $dname";
|
||||
continue;
|
||||
}
|
||||
|
||||
$canonicalName = $ldap->getCanonicalAccountName($username);
|
||||
|
||||
$ldap->bind($canonicalName, $password);
|
||||
|
||||
$messages[0] = '';
|
||||
$messages[1] = '';
|
||||
$messages[] = "$canonicalName authentication successful";
|
||||
|
||||
return new Zend_Auth_Result(Zend_Auth_Result::SUCCESS, $canonicalName, $messages);
|
||||
} catch (Zend_Ldap_Exception $zle) {
|
||||
|
||||
/* LDAP based authentication is notoriously difficult to diagnose. Therefore
|
||||
* we bend over backwards to capture and record every possible bit of
|
||||
* information when something goes wrong.
|
||||
*/
|
||||
|
||||
$err = $zle->getCode();
|
||||
|
||||
if ($err == Zend_Ldap_Exception::LDAP_X_DOMAIN_MISMATCH) {
|
||||
/* This error indicates that the domain supplied in the
|
||||
* username did not match the domains in the server options
|
||||
* and therefore we should just skip to the next set of
|
||||
* server options.
|
||||
*/
|
||||
continue;
|
||||
} else if ($err == Zend_Ldap_Exception::LDAP_NO_SUCH_OBJECT) {
|
||||
$code = Zend_Auth_Result::FAILURE_IDENTITY_NOT_FOUND;
|
||||
$messages[0] = "Account not found: $username";
|
||||
$failedAuthorities[$dname] = $zle->getMessage();
|
||||
} else if ($err == Zend_Ldap_Exception::LDAP_INVALID_CREDENTIALS) {
|
||||
$code = Zend_Auth_Result::FAILURE_CREDENTIAL_INVALID;
|
||||
$messages[0] = 'Invalid credentials';
|
||||
$failedAuthorities[$dname] = $zle->getMessage();
|
||||
} else {
|
||||
$line = $zle->getLine();
|
||||
$messages[] = $zle->getFile() . "($line): " . $zle->getMessage();
|
||||
$messages[] = str_replace($password, '*****', $zle->getTraceAsString());
|
||||
$messages[0] = 'An unexpected failure occurred';
|
||||
}
|
||||
$messages[1] = $zle->getMessage();
|
||||
}
|
||||
}
|
||||
|
||||
$msg = isset($messages[1]) ? $messages[1] : $messages[0];
|
||||
$messages[] = "$username authentication failed: $msg";
|
||||
|
||||
return new Zend_Auth_Result($code, $username, $messages);
|
||||
}
|
||||
|
||||
/**
|
||||
* Converts options to string
|
||||
*
|
||||
* @param array $options
|
||||
* @return string
|
||||
*/
|
||||
private function _optionsToString(array $options)
|
||||
{
|
||||
$str = '';
|
||||
foreach ($options as $key => $val) {
|
||||
if ($key === 'password')
|
||||
$val = '*****';
|
||||
if ($str)
|
||||
$str .= ',';
|
||||
$str .= $key . '=' . $val;
|
||||
}
|
||||
return $str;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user