mirror of
https://git.code.sf.net/p/seeddms/code
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103 lines
2.8 KiB
PHP
103 lines
2.8 KiB
PHP
<?php
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/**
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* Implementation of authentication service
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*
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* @category DMS
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* @package SeedDMS
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* @license GPL 2
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* @version @version@
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2016 Uwe Steinmann
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* @version Release: @package_version@
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*/
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/**
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* Implementation of authentication service
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*
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* @category DMS
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* @package SeedDMS
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2016 Uwe Steinmann
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* @version Release: @package_version@
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*/
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class SeedDMS_AuthenticationService {
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/**
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* List of services for authenticating user
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*/
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protected $services;
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/*
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* List of servives with errors
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*/
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protected $errors;
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/*
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* Service for logging
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*/
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protected $logger;
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/*
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* Configuration
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*/
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protected $settings;
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public function __construct($logger = null, $settings = null) { /* {{{ */
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$this->services = array();
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$this->errors = array();
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$this->logger = $logger;
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$this->settings = $settings;
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} /* }}} */
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public function addService($service, $name='') { /* {{{ */
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if(!$name)
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$name = md5(uniqid());
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$this->services[$name] = $service;
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$this->errors[$name] = true;
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} /* }}} */
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public function getServices() { /* {{{ */
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return $this->services;
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} /* }}} */
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public function getErrors() { /* {{{ */
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return $this->errors;
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} /* }}} */
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/**
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* Run each authentication service
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*
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* This method calls authenticate() of each authentication service and
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* evaluates the returned value.
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* If the authentication method returns false (some internal error which
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* prevented to check authentication at all), this method will return
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* false imediately, in case of null (no valid authentication) the next
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* service will be tried and in all other cases the value will be returned.
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*
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* @param string $username name of user
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* @param string $password password of user
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*/
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public function authenticate($username, $password) { /* {{{ */
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$user = null;
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foreach($this->services as $name => $service) {
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if($this->logger)
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$this->logger->log('Authentication service \''.$name.'\'', PEAR_LOG_INFO);
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$user = $service->authenticate($username, $password);
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if($user === false) {
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$this->errors[$name] = false;
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if($this->logger)
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$this->logger->log('Authentication service \''.$name.'\': Authentication of user \''.$username.'\' failed.', PEAR_LOG_ERR);
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return false;
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} elseif($user === null) {
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if($this->logger)
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$this->logger->log('Authentication service \''.$name.'\': Authentication of user \''.$username.'\' disregarded.', PEAR_LOG_ERR);
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} else {
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if($this->logger)
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$this->logger->log('Authentication service \''.$name.'\': Authentication of user \''.$username.'\' successful.', PEAR_LOG_INFO);
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$this->errors[$name] = true;
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return $user;
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}
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}
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return $user;
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} /* }}} */
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}
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