mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-07-02 17:39:30 +02:00
b12a00c391
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@73509 467b73ca-7a2a-4603-9d3b-597d59a354a9
80 lines
2.1 KiB
PHP
Executable File
80 lines
2.1 KiB
PHP
Executable File
<?php
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/**
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* Provides an interface to HTTP basic authentication.
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* @package sapphire
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* @subpackage security
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*/
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class BasicAuth extends Object {
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/**
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* Site-wide basic auth is disabled by default but can be enabled as needed in _config.php by calling BasicAuth::enable()
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* @var boolean
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*/
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static protected $enabled = false;
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static protected $autologin = false;
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/**
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* Require basic authentication. Will request a username and password if none is given.
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*
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* Used by {@link Controller::init()}.
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*
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* @param string $realm
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* @param string|array $permissionCode
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* @return Member $member
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*/
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static function requireLogin($realm, $permissionCode) {
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if(!self::$enabled) return true;
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if(!Security::database_is_ready() || Director::is_cli()) return true;
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if(isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) {
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$member = MemberAuthenticator::authenticate(array(
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'Email' => $_SERVER['PHP_AUTH_USER'],
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'Password' => $_SERVER['PHP_AUTH_PW'],
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), null);
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if($member) {
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$authenticated = true;
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if(self::$autologin) {
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$member->logIn();
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}
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}
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}
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// If we've failed the authentication mechanism, then show the login form
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if(!isset($authenticated)) {
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header("WWW-Authenticate: Basic realm=\"$realm\"");
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header($_SERVER['SERVER_PROTOCOL'] . ' 401 Unauthorized');
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if(isset($_SERVER['PHP_AUTH_USER'])) {
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echo _t('BasicAuth.ERRORNOTREC', "That username / password isn't recognised");
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} else {
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echo _t('BasicAuth.ENTERINFO', "Please enter a username and password.");
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}
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die();
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}
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if(!Permission::checkMember($member->ID, $permissionCode)) {
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header("WWW-Authenticate: Basic realm=\"$realm\"");
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header($_SERVER['SERVER_PROTOCOL'] . ' 401 Unauthorized');
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if(isset($_SERVER['PHP_AUTH_USER'])) {
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echo _t('BasicAuth.ERRORNOTADMIN', "That user is not an administrator.");
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}
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die();
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}
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return $member;
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}
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static function enable($auto = false) {
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self::$enabled = true;
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self::$autologin = $auto;
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}
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static function disable() {
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self::$enabled = false;
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}
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}
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