silverstripe-framework/security/MemberAuthenticator.php

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<?php
/**
* Authenticator for the default "member" method
*
* @author Markus Lanthaler <markus@silverstripe.com>
* @package sapphire
* @subpackage security
*/
class MemberAuthenticator extends Authenticator {
/**
* Method to authenticate an user
*
* @param array $RAW_data Raw data to authenticate the user
* @param Form $form Optional: If passed, better error messages can be
* produced by using
* {@link Form::sessionMessage()}
* @return bool|Member Returns FALSE if authentication fails, otherwise
* the member object
* @see Security::setDefaultAdmin()
*/
public static function authenticate($RAW_data, Form $form = null) {
$SQL_user = Convert::raw2sql($RAW_data['Email']);
$isLockedOut = false;
// Default login (see Security::setDefaultAdmin())
if(Security::check_default_admin($RAW_data['Email'], $RAW_data['Password'])) {
$member = Security::findAnAdministrator();
} else {
$member = DataObject::get_one("Member", "\"Email\" = '$SQL_user' AND \"Password\" IS NOT NULL");
if($member && ($member->checkPassword($RAW_data['Password']) == false)) {
if($member->isLockedOut()) $isLockedOut = true;
$member->registerFailedLogin();
$member = null;
}
}
// Optionally record every login attempt as a {@link LoginAttempt} object
/**
* TODO We could handle this with an extension
*/
if(Security::login_recording()) {
$attempt = new LoginAttempt();
if($member) {
// successful login (member is existing with matching password)
$attempt->MemberID = $member->ID;
$attempt->Status = 'Success';
// Audit logging hook
$member->extend('authenticated');
} else {
// failed login - we're trying to see if a user exists with this email (disregarding wrong passwords)
$existingMember = DataObject::get_one("Member", "\"Email\" = '$SQL_user'");
if($existingMember) {
$attempt->MemberID = $existingMember->ID;
// Audit logging hook
$existingMember->extend('authenticationFailed');
} else {
// Audit logging hook
singleton('Member')->extend('authenticationFailedUnknownUser', $RAW_data);
}
$attempt->Status = 'Failure';
}
if(is_array($RAW_data['Email'])) {
user_error("Bad email passed to MemberAuthenticator::authenticate(): $RAW_data[Email]", E_USER_WARNING);
return false;
}
$attempt->Email = $RAW_data['Email'];
$attempt->IP = Controller::curr()->getRequest()->getIP();
$attempt->write();
}
if($member) {
Session::clear("BackURL");
} else if($isLockedOut) {
if($form) $form->sessionMessage(
_t('Member.ERRORLOCKEDOUT', "Your account has been temporarily disabled because of too many failed attempts at logging in. Please try again in 20 minutes."),
"bad"
);
} else {
if($form) $form->sessionMessage(
_t('Member.ERRORWRONGCRED', "That doesn't seem to be the right e-mail address or password. Please try again."),
"bad"
);
}
return $member;
}
/**
* Method that creates the login form for this authentication method
*
* @param Controller The parent controller, necessary to create the
* appropriate form action tag
* @return Form Returns the login form to use with this authentication
* method
*/
public static function get_login_form(Controller $controller) {
return Object::create("MemberLoginForm", $controller, "LoginForm");
}
/**
* Get the name of the authentication method
*
* @return string Returns the name of the authentication method.
*/
public static function get_name() {
return _t('MemberAuthenticator.TITLE', "E-mail &amp; Password");
}
}
?>