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silverstripe-framework/src/Security/Security.php

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<?php
namespace SilverStripe\Security;
use LogicException;
use Page;
use ReflectionClass;
use SilverStripe\CMS\Controllers\ModelAsController;
use SilverStripe\Control\Controller;
use SilverStripe\Control\Director;
use SilverStripe\Control\HTTPRequest;
use SilverStripe\Control\HTTPResponse;
use SilverStripe\Control\HTTPResponse_Exception;
use SilverStripe\Control\Middleware\HTTPCacheControlMiddleware;
use SilverStripe\Control\RequestHandler;
use SilverStripe\Core\ClassInfo;
use SilverStripe\Core\Convert;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\Dev\Deprecation;
use SilverStripe\Dev\TestOnly;
use SilverStripe\Forms\Form;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\DataObject;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\FieldType\DBField;
use SilverStripe\ORM\FieldType\DBHTMLText;
use SilverStripe\ORM\ValidationResult;
use SilverStripe\View\ArrayData;
use SilverStripe\View\Requirements;
use SilverStripe\View\SSViewer;
use SilverStripe\View\TemplateGlobalProvider;
/**
* Implements a basic security model
*/
class Security extends Controller implements TemplateGlobalProvider
{
private static $allowed_actions = array(
'basicauthlogin',
'changepassword',
'index',
'login',
'logout',
'lostpassword',
'passwordsent',
'ping',
);
/**
* If set to TRUE to prevent sharing of the session across several sites
* in the domain.
*
* @config
* @var bool
*/
private static $strict_path_checking = false;
/**
* The password encryption algorithm to use by default.
* This is an arbitrary code registered through {@link PasswordEncryptor}.
*
* @config
* @var string
*/
private static $password_encryption_algorithm = 'blowfish';
/**
* Showing "Remember me"-checkbox
* on loginform, and saving encrypted credentials to a cookie.
*
* @config
* @var bool
*/
private static $autologin_enabled = true;
/**
* Determine if login username may be remembered between login sessions
* If set to false this will disable auto-complete and prevent username persisting in the session
*
* @config
* @var bool
*/
private static $remember_username = true;
/**
* Location of word list to use for generating passwords
*
* @config
* @var string
*/
private static $word_list = './wordlist.txt';
/**
* @config
* @var string
*/
private static $template = 'BlankPage';
/**
* Template that is used to render the pages.
*
* @var string
* @config
*/
private static $template_main = 'Page';
/**
* Class to use for page rendering
*
* @var string
* @config
*/
private static $page_class = Page::class;
/**
* Default message set used in permission failures.
*
* @config
* @var array|string
*/
private static $default_message_set;
/**
* The default login URL
*
* @config
*
* @var string
*/
private static $login_url = 'Security/login';
/**
* The default logout URL
*
* @config
*
* @var string
*/
private static $logout_url = 'Security/logout';
/**
* The default lost password URL
*
* @config
*
* @var string
*/
private static $lost_password_url = 'Security/lostpassword';
/**
* Value of X-Frame-Options header
*
* @config
* @var string
*/
private static $frame_options = 'SAMEORIGIN';
/**
* Value of the X-Robots-Tag header (for the Security section)
*
* @config
* @var string
*/
private static $robots_tag = 'noindex, nofollow';
/**
* Enable or disable recording of login attempts
* through the {@link LoginRecord} object.
*
* @config
* @var boolean $login_recording
*/
private static $login_recording = false;
/**
* @var boolean If set to TRUE or FALSE, {@link database_is_ready()}
* will always return FALSE. Used for unit testing.
*/
protected static $force_database_is_ready;
/**
* When the database has once been verified as ready, it will not do the
* checks again.
*
* @var bool
*/
protected static $database_is_ready = false;
/**
* @var Authenticator[] available authenticators
*/
private $authenticators = [];
/**
* @var Member Currently logged in user (if available)
*/
protected static $currentUser;
/**
* @return Authenticator[]
*/
public function getAuthenticators()
{
return array_filter($this->authenticators);
}
/**
* @param Authenticator[] $authenticators
*/
public function setAuthenticators(array $authenticators)
{
$this->authenticators = $authenticators;
}
protected function init()
{
parent::init();
// Prevent clickjacking, see https://developer.mozilla.org/en-US/docs/HTTP/X-Frame-Options
$frameOptions = static::config()->get('frame_options');
if ($frameOptions) {
$this->getResponse()->addHeader('X-Frame-Options', $frameOptions);
}
// Prevent search engines from indexing the login page
$robotsTag = static::config()->get('robots_tag');
if ($robotsTag) {
$this->getResponse()->addHeader('X-Robots-Tag', $robotsTag);
}
}
public function index()
{
$this->httpError(404); // no-op
}
/**
* Get the selected authenticator for this request
*
* @param string $name The identifier of the authenticator in your config
* @return Authenticator Class name of Authenticator
* @throws LogicException
*/
protected function getAuthenticator($name = 'default')
{
$authenticators = $this->getAuthenticators();
if (isset($authenticators[$name])) {
return $authenticators[$name];
}
throw new LogicException('No valid authenticator found');
}
/**
* Get all registered authenticators
*
* @param int $service The type of service that is requested
* @return Authenticator[] Return an array of Authenticator objects
*/
public function getApplicableAuthenticators($service = Authenticator::LOGIN)
{
$authenticators = $this->getAuthenticators();
/** @var Authenticator $authenticator */
foreach ($authenticators as $name => $authenticator) {
if (!($authenticator->supportedServices() & $service)) {
unset($authenticators[$name]);
}
}
if (empty($authenticators)) {
throw new LogicException('No applicable authenticators found');
}
return $authenticators;
}
/**
* Check if a given authenticator is registered
*
* @param string $authenticator The configured identifier of the authenicator
* @return bool Returns TRUE if the authenticator is registered, FALSE
* otherwise.
*/
public function hasAuthenticator($authenticator)
{
$authenticators = $this->getAuthenticators();
return !empty($authenticators[$authenticator]);
}
/**
* Register that we've had a permission failure trying to view the given page
*
* This will redirect to a login page.
* If you don't provide a messageSet, a default will be used.
*
* @param Controller $controller The controller that you were on to cause the permission
* failure.
* @param string|array $messageSet The message to show to the user. This
* can be a string, or a map of different
* messages for different contexts.
* If you pass an array, you can use the
* following keys:
* - default: The default message
* - alreadyLoggedIn: The message to
* show if the user
* is already logged
* in and lacks the
* permission to
* access the item.
*
* The alreadyLoggedIn value can contain a '%s' placeholder that will be replaced with a link
* to log in.
* @return HTTPResponse
*/
public static function permissionFailure($controller = null, $messageSet = null)
{
self::set_ignore_disallowed_actions(true);
// Parse raw message / escape type
$parseMessage = function ($message) {
if ($message instanceof DBField) {
return [
$message->getValue(),
$message->config()->get('escape_type') === 'raw'
? ValidationResult::CAST_TEXT
: ValidationResult::CAST_HTML,
];
}
// Default to escaped value
return [
$message,
ValidationResult::CAST_TEXT,
];
};
if (!$controller && Controller::has_curr()) {
$controller = Controller::curr();
}
if (Director::is_ajax()) {
$response = ($controller) ? $controller->getResponse() : new HTTPResponse();
$response->setStatusCode(403);
if (!static::getCurrentUser()) {
$response->setBody(
_t('SilverStripe\\CMS\\Controllers\\ContentController.NOTLOGGEDIN', 'Not logged in')
);
$response->setStatusDescription(
_t('SilverStripe\\CMS\\Controllers\\ContentController.NOTLOGGEDIN', 'Not logged in')
);
// Tell the CMS to allow re-authentication
if (CMSSecurity::singleton()->enabled()) {
$response->addHeader('X-Reauthenticate', '1');
}
}
return $response;
}
// Prepare the messageSet provided
if (!$messageSet) {
if ($configMessageSet = static::config()->get('default_message_set')) {
$messageSet = $configMessageSet;
} else {
$messageSet = array(
'default' => _t(
__CLASS__ . '.NOTEPAGESECURED',
"That page is secured. Enter your credentials below and we will send "
. "you right along."
),
'alreadyLoggedIn' => _t(
__CLASS__ . '.ALREADYLOGGEDIN',
"You don't have access to this page. If you have another account that "
. "can access that page, you can log in again below."
)
);
}
}
if (!is_array($messageSet)) {
$messageSet = array('default' => $messageSet);
}
$member = static::getCurrentUser();
// Work out the right message to show
if ($member && $member->exists()) {
$response = ($controller) ? $controller->getResponse() : new HTTPResponse();
$response->setStatusCode(403);
//If 'alreadyLoggedIn' is not specified in the array, then use the default
//which should have been specified in the lines above
if (isset($messageSet['alreadyLoggedIn'])) {
$message = $messageSet['alreadyLoggedIn'];
} else {
$message = $messageSet['default'];
}
list($messageText, $messageCast) = $parseMessage($message);
static::singleton()->setSessionMessage($messageText, ValidationResult::TYPE_WARNING, $messageCast);
$request = new HTTPRequest('GET', '/');
if ($controller) {
$request->setSession($controller->getRequest()->getSession());
}
$loginResponse = static::singleton()->login($request);
if ($loginResponse instanceof HTTPResponse) {
return $loginResponse;
}
$response->setBody((string)$loginResponse);
$controller->extend('permissionDenied', $member);
return $response;
}
$message = $messageSet['default'];
$request = $controller->getRequest();
if ($request->hasSession()) {
list($messageText, $messageCast) = $parseMessage($message);
static::singleton()->setSessionMessage($messageText, ValidationResult::TYPE_WARNING, $messageCast);
$request->getSession()->set("BackURL", $_SERVER['REQUEST_URI']);
}
// TODO AccessLogEntry needs an extension to handle permission denied errors
// Audit logging hook
$controller->extend('permissionDenied', $member);
return $controller->redirect(Controller::join_links(
Security::config()->uninherited('login_url'),
"?BackURL=" . urlencode($_SERVER['REQUEST_URI'])
));
}
/**
* @param null|Member $currentUser
*/
public static function setCurrentUser($currentUser = null)
{
self::$currentUser = $currentUser;
}
/**
* @return null|Member
*/
public static function getCurrentUser()
{
return self::$currentUser;
}
/**
* Get the login forms for all available authentication methods
*
* @deprecated 5.0.0 Now handled by {@link static::delegateToMultipleHandlers}
*
* @return array Returns an array of available login forms (array of Form
* objects).
*
*/
public function getLoginForms()
{
Deprecation::notice('5.0.0', 'Now handled by delegateToMultipleHandlers');
return array_map(
function (Authenticator $authenticator) {
return [
$authenticator->getLoginHandler($this->Link())->loginForm()
];
},
$this->getApplicableAuthenticators()
);
}
/**
* Get a link to a security action
*
* @param string $action Name of the action
* @return string Returns the link to the given action
*/
public function Link($action = null)
{
/** @skipUpgrade */
$link = Controller::join_links(Director::baseURL(), "Security", $action);
$this->extend('updateLink', $link, $action);
return $link;
}
/**
* This action is available as a keep alive, so user
* sessions don't timeout. A common use is in the admin.
*/
public function ping()
{
HTTPCacheControlMiddleware::singleton()->disableCache();
Requirements::clear();
return 1;
}
/**
* Perform pre-login checking and prepare a response if available prior to login
*
* @return HTTPResponse Substitute response object if the login process should be curcumvented.
* Returns null if should proceed as normal.
*/
protected function preLogin()
{
// Event handler for pre-login, with an option to let it break you out of the login form
$eventResults = $this->extend('onBeforeSecurityLogin');
// If there was a redirection, return
if ($this->redirectedTo()) {
return $this->getResponse();
}
// If there was an HTTPResponse object returned, then return that
if ($eventResults) {
foreach ($eventResults as $result) {
if ($result instanceof HTTPResponse) {
return $result;
}
}
}
// If arriving on the login page already logged in, with no security error, and a ReturnURL then redirect
// back. The login message check is neccesary to prevent infinite loops where BackURL links to
// an action that triggers Security::permissionFailure.
// This step is necessary in cases such as automatic redirection where a user is authenticated
// upon landing on an SSL secured site and is automatically logged in, or some other case
// where the user has permissions to continue but is not given the option.
if (!$this->getSessionMessage()
&& ($member = static::getCurrentUser())
&& $member->exists()
&& $this->getRequest()->requestVar('BackURL')
) {
return $this->redirectBack();
}
return null;
}
public function getRequest()
{
// Support Security::singleton() where a request isn't always injected
$request = parent::getRequest();
if ($request) {
return $request;
}
if (Controller::has_curr() && Controller::curr() !== $this) {
return Controller::curr()->getRequest();
}
return null;
}
/**
* Prepare the controller for handling the response to this request
*
* @param string $title Title to use
* @return Controller
*/
protected function getResponseController($title)
{
// Use the default setting for which Page to use to render the security page
$pageClass = $this->config()->get('page_class');
if (!$pageClass || !class_exists($pageClass)) {
return $this;
}
// Create new instance of page holder
/** @var Page $holderPage */
$holderPage = Injector::inst()->create($pageClass);
$holderPage->Title = $title;
/** @skipUpgrade */
$holderPage->URLSegment = 'Security';
// Disable ID-based caching of the log-in page by making it a random number
$holderPage->ID = -1 * random_int(1, 10000000);
$controller = ModelAsController::controller_for($holderPage);
$controller->setRequest($this->getRequest());
$controller->doInit();
return $controller;
}
/**
* Combine the given forms into a formset with a tabbed interface
*
* @param array|Form[] $forms
* @return string
*/
protected function generateTabbedFormSet($forms)
{
if (count($forms) === 1) {
return $forms;
}
$viewData = new ArrayData([
'Forms' => new ArrayList($forms),
]);
return $viewData->renderWith(
$this->getTemplatesFor('MultiAuthenticatorTabbedForms')
);
}
/**
* Get the HTML Content for the $Content area during login
*
* @param string &$messageType Type of message, if available, passed back to caller
* @return string Message in HTML format
*/
protected function getSessionMessage(&$messageType = null)
{
$session = $this->getRequest()->getSession();
$message = $session->get('Security.Message.message');
$messageType = null;
if (empty($message)) {
return null;
}
$messageType = $session->get('Security.Message.type');
$messageCast = $session->get('Security.Message.cast');
if ($messageCast !== ValidationResult::CAST_HTML) {
$message = Convert::raw2xml($message);
}
return sprintf('<p class="message %s">%s</p>', Convert::raw2att($messageType), $message);
}
/**
* Set the next message to display for the security login page. Defaults to warning
*
* @param string $message Message
* @param string $messageType Message type. One of ValidationResult::TYPE_*
* @param string $messageCast Message cast. One of ValidationResult::CAST_*
*/
public function setSessionMessage(
$message,
$messageType = ValidationResult::TYPE_WARNING,
$messageCast = ValidationResult::CAST_TEXT
) {
Controller::curr()
->getRequest()
->getSession()
->set("Security.Message.message", $message)
->set("Security.Message.type", $messageType)
->set("Security.Message.cast", $messageCast);
}
/**
* Clear login message
*/
public static function clearSessionMessage()
{
Controller::curr()
->getRequest()
->getSession()
->clear("Security.Message");
}
/**
* Show the "login" page
*
* For multiple authenticators, Security_MultiAuthenticatorLogin is used.
* See getTemplatesFor and getIncludeTemplate for how to override template logic
*
* @param null|HTTPRequest $request
* @param int $service
* @return HTTPResponse|string Returns the "login" page as HTML code.
* @throws HTTPResponse_Exception
*/
public function login($request = null, $service = Authenticator::LOGIN)
{
if ($request) {
$this->setRequest($request);
} elseif ($this->getRequest()) {
$request = $this->getRequest();
} else {
throw new HTTPResponse_Exception("No request available", 500);
}
// Check pre-login process
if ($response = $this->preLogin()) {
return $response;
}
$authName = null;
$handlers = $this->getServiceAuthenticatorsFromRequest($service, $request);
$link = $this->Link('login');
array_walk(
$handlers,
function (Authenticator &$auth, $name) use ($link) {
$auth = $auth->getLoginHandler(Controller::join_links($link, $name));
}
);
return $this->delegateToMultipleHandlers(
$handlers,
_t(__CLASS__ . '.LOGIN', 'Log in'),
$this->getTemplatesFor('login'),
[$this, 'aggregateTabbedForms']
);
}
/**
* Log the currently logged in user out
*
* Logging out without ID-parameter in the URL, will log the user out of all applicable Authenticators.
*
* Adding an ID will only log the user out of that Authentication method.
*
* @param null|HTTPRequest $request
* @param int $service
* @return HTTPResponse|string
*/
public function logout($request = null, $service = Authenticator::LOGOUT)
{
$authName = null;
if (!$request) {
$request = $this->getRequest();
}
$handlers = $this->getServiceAuthenticatorsFromRequest($service, $request);
$link = $this->Link('logout');
array_walk(
$handlers,
function (Authenticator &$auth, $name) use ($link) {
$auth = $auth->getLogoutHandler(Controller::join_links($link, $name));
}
);
return $this->delegateToMultipleHandlers(
$handlers,
_t(__CLASS__ . '.LOGOUT', 'Log out'),
$this->getTemplatesFor('logout'),
[$this, 'aggregateAuthenticatorResponses']
);
}
/**
* Get authenticators for the given service, optionally filtered by the ID parameter
* of the current request
*
* @param int $service
* @param HTTPRequest $request
* @return array|Authenticator[]
* @throws HTTPResponse_Exception
*/
protected function getServiceAuthenticatorsFromRequest($service, HTTPRequest $request)
{
$authName = null;
if ($request->param('ID')) {
$authName = $request->param('ID');
}
// Delegate to a single named handler - e.g. Security/login/<authname>/
if ($authName && $this->hasAuthenticator($authName)) {
if ($request) {
$request->shift();
}
$authenticator = $this->getAuthenticator($authName);
if (!$authenticator->supportedServices() & $service) {
// Try to be helpful and show the service constant name, e.g. Authenticator::LOGIN
$constants = array_flip((new ReflectionClass(Authenticator::class))->getConstants());
$message = 'Invalid Authenticator "' . $authName . '" for ';
if (array_key_exists($service, $constants)) {
$message .= 'service: Authenticator::' . $constants[$service];
} else {
$message .= 'unknown authenticator service';
}
throw new HTTPResponse_Exception($message, 400);
}
$handlers = [$authName => $authenticator];
} else {
// Delegate to all of them, building a tabbed view - e.g. Security/login/
$handlers = $this->getApplicableAuthenticators($service);
}
return $handlers;
}
/**
* Aggregate tabbed forms from each handler to fragments ready to be rendered.
*
* @skipUpgrade
* @param array $results
* @return array
*/
protected function aggregateTabbedForms(array $results)
{
$forms = [];
foreach ($results as $authName => $singleResult) {
// The result *must* be an array with a Form key
if (!is_array($singleResult) || !isset($singleResult['Form'])) {
user_error('Authenticator "' . $authName . '" doesn\'t support tabbed forms', E_USER_WARNING);
continue;
}
$forms[] = $singleResult['Form'];
}
if (!$forms) {
throw new \LogicException('No authenticators found compatible with tabbed forms');
}
return [
'Forms' => ArrayList::create($forms),
'Form' => $this->generateTabbedFormSet($forms)
];
}
/**
* We have three possible scenarios.
* We get back Content (e.g. Password Reset)
* We get back a Form (no token set for logout)
* We get back a HTTPResponse, telling us to redirect.
* Return the first one, which is the default response, as that covers all required scenarios
*
* @param array $results
* @return array|HTTPResponse
*/
protected function aggregateAuthenticatorResponses($results)
{
$error = false;
$result = null;
foreach ($results as $authName => $singleResult) {
if (($singleResult instanceof HTTPResponse) ||
(is_array($singleResult) &&
(isset($singleResult['Content']) || isset($singleResult['Form'])))
) {
// return the first successful response
return $singleResult;
} else {
// Not a valid response
$error = true;
}
}
if ($error) {
throw new \LogicException('No authenticators found compatible with logout operation');
}
return $result;
}
/**
* Delegate to a number of handlers and aggregate the results. This is used, for example, to
* build the log-in page where there are multiple authenticators active.
*
* If a single handler is passed, delegateToHandler() will be called instead
*
* @param array|RequestHandler[] $handlers
* @param string $title The title of the form
* @param array $templates
* @param callable $aggregator
* @return array|HTTPResponse|RequestHandler|DBHTMLText|string
*/
protected function delegateToMultipleHandlers(array $handlers, $title, array $templates, callable $aggregator)
{
// Simpler case for a single authenticator
if (count($handlers) === 1) {
return $this->delegateToHandler(array_values($handlers)[0], $title, $templates);
}
// Process each of the handlers
$results = array_map(
function (RequestHandler $handler) {
return $handler->handleRequest($this->getRequest());
},
$handlers
);
$response = call_user_func_array($aggregator, [$results]);
// The return could be a HTTPResponse, in which we don't want to call the render
if (is_array($response)) {
return $this->renderWrappedController($title, $response, $templates);
}
return $response;
}
/**
* Delegate to another RequestHandler, rendering any fragment arrays into an appropriate.
* controller.
*
* @param RequestHandler $handler
* @param string $title The title of the form
* @param array $templates
* @return array|HTTPResponse|RequestHandler|DBHTMLText|string
*/
protected function delegateToHandler(RequestHandler $handler, $title, array $templates = [])
{
$result = $handler->handleRequest($this->getRequest());
// Return the customised controller - may be used to render a Form (e.g. login form)
if (is_array($result)) {
$result = $this->renderWrappedController($title, $result, $templates);
}
return $result;
}
/**
* Render the given fragments into a security page controller with the given title.
*
* @param string $title string The title to give the security page
* @param array $fragments A map of objects to render into the page, e.g. "Form"
* @param array $templates An array of templates to use for the render
* @return HTTPResponse|DBHTMLText
*/
protected function renderWrappedController($title, array $fragments, array $templates)
{
$controller = $this->getResponseController($title);
// if the controller calls Director::redirect(), this will break early
if (($response = $controller->getResponse()) && $response->isFinished()) {
return $response;
}
// Handle any form messages from validation, etc.
$messageType = '';
$message = $this->getSessionMessage($messageType);
// We've displayed the message in the form output, so reset it for the next run.
static::clearSessionMessage();
if ($message) {
$messageResult = [
'Content' => DBField::create_field('HTMLFragment', $message),
'Message' => DBField::create_field('HTMLFragment', $message),
'MessageType' => $messageType
];
$fragments = array_merge($fragments, $messageResult);
}
return $controller->customise($fragments)->renderWith($templates);
}
public function basicauthlogin()
{
$member = BasicAuth::requireLogin($this->getRequest(), 'SilverStripe login', 'ADMIN');
static::setCurrentUser($member);
}
/**
* Show the "lost password" page
*
* @return string Returns the "lost password" page as HTML code.
*/
public function lostpassword()
{
$handlers = [];
$authenticators = $this->getApplicableAuthenticators(Authenticator::RESET_PASSWORD);
/** @var Authenticator $authenticator */
foreach ($authenticators as $authenticator) {
$handlers[] = $authenticator->getLostPasswordHandler(
Controller::join_links($this->Link(), 'lostpassword')
);
}
return $this->delegateToMultipleHandlers(
$handlers,
_t('SilverStripe\\Security\\Security.LOSTPASSWORDHEADER', 'Lost Password'),
$this->getTemplatesFor('lostpassword'),
[$this, 'aggregateAuthenticatorResponses']
);
}
/**
* Show the "change password" page.
* This page can either be called directly by logged-in users
* (in which case they need to provide their old password),
* or through a link emailed through {@link lostpassword()}.
* In this case no old password is required, authentication is ensured
* through the Member.AutoLoginHash property.
*
* @see ChangePasswordForm
*
* @return string|HTTPRequest Returns the "change password" page as HTML code, or a redirect response
*/
public function changepassword()
{
/** @var array|Authenticator[] $authenticators */
$authenticators = $this->getApplicableAuthenticators(Authenticator::CHANGE_PASSWORD);
$handlers = [];
foreach ($authenticators as $authenticator) {
$handlers[] = $authenticator->getChangePasswordHandler($this->Link('changepassword'));
}
return $this->delegateToMultipleHandlers(
$handlers,
_t('SilverStripe\\Security\\Security.CHANGEPASSWORDHEADER', 'Change your password'),
$this->getTemplatesFor('changepassword'),
[$this, 'aggregateAuthenticatorResponses']
);
}
/**
* Create a link to the password reset form.
*
* GET parameters used:
* - m: member ID
* - t: plaintext token
*
* @param Member $member Member object associated with this link.
* @param string $autologinToken The auto login token.
* @return string
*/
public static function getPasswordResetLink($member, $autologinToken)
{
$autologinToken = urldecode($autologinToken);
return static::singleton()->Link('changepassword') . "?m={$member->ID}&t=$autologinToken";
}
/**
* Determine the list of templates to use for rendering the given action.
*
* @skipUpgrade
* @param string $action
* @return array Template list
*/
public function getTemplatesFor($action)
{
$templates = SSViewer::get_templates_by_class(static::class, "_{$action}", __CLASS__);
return array_merge(
$templates,
[
"Security_{$action}",
"Security",
$this->config()->get("template_main"),
"BlankPage"
]
);
}
/**
* Return an existing member with administrator privileges, or create one of necessary.
*
* Will create a default 'Administrators' group if no group is found
* with an ADMIN permission. Will create a new 'Admin' member with administrative permissions
* if no existing Member with these permissions is found.
*
* Important: Any newly created administrator accounts will NOT have valid
* login credentials (Email/Password properties), which means they can't be used for login
* purposes outside of any default credentials set through {@link Security::setDefaultAdmin()}.
*
* @return Member
*
* @deprecated 4.0.0:5.0.0 Please use DefaultAdminService::findOrCreateDefaultAdmin()
*/
public static function findAnAdministrator()
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::findOrCreateDefaultAdmin()');
$service = DefaultAdminService::singleton();
return $service->findOrCreateDefaultAdmin();
}
/**
* Flush the default admin credentials
*
* @deprecated 4.0.0:5.0.0 Please use DefaultAdminService::clearDefaultAdmin()
*/
public static function clear_default_admin()
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::clearDefaultAdmin()');
DefaultAdminService::clearDefaultAdmin();
}
/**
* Set a default admin in dev-mode
*
* This will set a static default-admin which is not existing
* as a database-record. By this workaround we can test pages in dev-mode
* with a unified login. Submitted login-credentials are first checked
* against this static information in {@link Security::authenticate()}.
*
* @param string $username The user name
* @param string $password The password (in cleartext)
* @return bool True if successfully set
*
* @deprecated 4.0.0:5.0.0 Please use DefaultAdminService::setDefaultAdmin($username, $password)
*/
public static function setDefaultAdmin($username, $password)
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::setDefaultAdmin($username, $password)');
DefaultAdminService::setDefaultAdmin($username, $password);
return true;
}
/**
* Checks if the passed credentials are matching the default-admin.
* Compares cleartext-password set through Security::setDefaultAdmin().
*
* @param string $username
* @param string $password
* @return bool
*
* @deprecated 4.0.0:5.0.0 Use DefaultAdminService::isDefaultAdminCredentials() instead
*/
public static function check_default_admin($username, $password)
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::isDefaultAdminCredentials($username, $password)');
/** @var DefaultAdminService $service */
return DefaultAdminService::isDefaultAdminCredentials($username, $password);
}
/**
* Check that the default admin account has been set.
*
* @deprecated 4.0.0:5.0.0 Use DefaultAdminService::hasDefaultAdmin() instead
*/
public static function has_default_admin()
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::hasDefaultAdmin()');
return DefaultAdminService::hasDefaultAdmin();
}
/**
* Get default admin username
*
* @deprecated 4.0.0:5.0.0 Use DefaultAdminService::getDefaultAdminUsername()
* @return string
*/
public static function default_admin_username()
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::getDefaultAdminUsername()');
return DefaultAdminService::getDefaultAdminUsername();
}
/**
* Get default admin password
*
* @deprecated 4.0.0:5.0.0 Use DefaultAdminService::getDefaultAdminPassword()
* @return string
*/
public static function default_admin_password()
{
Deprecation::notice('5.0.0', 'Please use DefaultAdminService::getDefaultAdminPassword()');
return DefaultAdminService::getDefaultAdminPassword();
}
/**
* Encrypt a password according to the current password encryption settings.
* If the settings are so that passwords shouldn't be encrypted, the
* result is simple the clear text password with an empty salt except when
* a custom algorithm ($algorithm parameter) was passed.
*
* @param string $password The password to encrypt
* @param string $salt Optional: The salt to use. If it is not passed, but
* needed, the method will automatically create a
* random salt that will then be returned as return value.
* @param string $algorithm Optional: Use another algorithm to encrypt the
* password (so that the encryption algorithm can be changed over the time).
* @param Member $member Optional
* @return mixed Returns an associative array containing the encrypted
* password and the used salt in the form:
* <code>
* array(
* 'password' => string,
* 'salt' => string,
* 'algorithm' => string,
* 'encryptor' => PasswordEncryptor instance
* )
* </code>
* If the passed algorithm is invalid, FALSE will be returned.
*
* @throws PasswordEncryptor_NotFoundException
* @see encrypt_passwords()
*/
public static function encrypt_password($password, $salt = null, $algorithm = null, $member = null)
{
// Fall back to the default encryption algorithm
if (!$algorithm) {
$algorithm = self::config()->get('password_encryption_algorithm');
}
$encryptor = PasswordEncryptor::create_for_algorithm($algorithm);
// New salts will only need to be generated if the password is hashed for the first time
$salt = ($salt) ? $salt : $encryptor->salt($password);
return [
'password' => $encryptor->encrypt($password, $salt, $member),
'salt' => $salt,
'algorithm' => $algorithm,
'encryptor' => $encryptor
];
}
/**
* Checks the database is in a state to perform security checks.
* See {@link DatabaseAdmin->init()} for more information.
*
* @return bool
*/
public static function database_is_ready()
{
// Used for unit tests
if (self::$force_database_is_ready !== null) {
return self::$force_database_is_ready;
}
if (self::$database_is_ready) {
return self::$database_is_ready;
}
$requiredClasses = ClassInfo::dataClassesFor(Member::class);
$requiredClasses[] = Group::class;
$requiredClasses[] = Permission::class;
$schema = DataObject::getSchema();
foreach ($requiredClasses as $class) {
// Skip test classes, as not all test classes are scaffolded at once
if (is_a($class, TestOnly::class, true)) {
continue;
}
// if any of the tables aren't created in the database
$table = $schema->tableName($class);
if (!ClassInfo::hasTable($table)) {
return false;
}
// HACK: DataExtensions aren't applied until a class is instantiated for
// the first time, so create an instance here.
singleton($class);
// if any of the tables don't have all fields mapped as table columns
$dbFields = DB::field_list($table);
if (!$dbFields) {
return false;
}
$objFields = $schema->databaseFields($class, false);
$missingFields = array_diff_key($objFields, $dbFields);
if ($missingFields) {
return false;
}
}
self::$database_is_ready = true;
return true;
}
/**
* Resets the database_is_ready cache
*/
public static function clear_database_is_ready()
{
self::$database_is_ready = null;
self::$force_database_is_ready = null;
}
/**
* For the database_is_ready call to return a certain value - used for testing
*
* @param bool $isReady
*/
public static function force_database_is_ready($isReady)
{
self::$force_database_is_ready = $isReady;
}
/**
* @config
* @var string Set the default login dest
* This is the URL that users will be redirected to after they log in,
* if they haven't logged in en route to access a secured page.
* By default, this is set to the homepage.
*/
private static $default_login_dest = "";
/**
* @config
* @var string Set the default reset password destination
* This is the URL that users will be redirected to after they change their password,
* By default, it's redirecting to {@link $login}.
*/
private static $default_reset_password_dest;
protected static $ignore_disallowed_actions = false;
/**
* Set to true to ignore access to disallowed actions, rather than returning permission failure
* Note that this is just a flag that other code needs to check with Security::ignore_disallowed_actions()
* @param bool $flag True or false
*/
public static function set_ignore_disallowed_actions($flag)
{
self::$ignore_disallowed_actions = $flag;
}
public static function ignore_disallowed_actions()
{
return self::$ignore_disallowed_actions;
}
/**
* Get the URL of the log-in page.
*
* To update the login url use the "Security.login_url" config setting.
*
* @return string
*/
public static function login_url()
{
return Controller::join_links(Director::baseURL(), self::config()->get('login_url'));
}
/**
* Get the URL of the logout page.
*
* To update the logout url use the "Security.logout_url" config setting.
*
* @return string
*/
public static function logout_url()
{
$logoutUrl = Controller::join_links(Director::baseURL(), self::config()->get('logout_url'));
return SecurityToken::inst()->addToUrl($logoutUrl);
}
/**
* Get the URL of the logout page.
*
* To update the logout url use the "Security.logout_url" config setting.
*
* @return string
*/
public static function lost_password_url()
{
return Controller::join_links(Director::baseURL(), self::config()->get('lost_password_url'));
}
/**
* Defines global accessible templates variables.
*
* @return array
*/
public static function get_template_global_variables()
{
return [
"LoginURL" => "login_url",
"LogoutURL" => "logout_url",
"LostPasswordURL" => "lost_password_url",
"CurrentMember" => "getCurrentUser",
"currentUser" => "getCurrentUser"
];
}
}
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