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<?php
/**
* Standard Change Password Form
* @package framework
* @subpackage security
*/
class ChangePasswordForm extends Form {
/**
* Constructor
*
* @param Controller $controller The parent controller, necessary to
* create the appropriate form action tag.
* @param string $name The method on the controller that will return this
* form object.
* @param FieldList|FormField $fields All of the fields in the form - a
* {@link FieldList} of {@link FormField}
* objects.
* @param FieldList|FormAction $actions All of the action buttons in the
* form - a {@link FieldList} of
*/
function __construct($controller, $name, $fields = null, $actions = null) {
if(isset($_REQUEST['BackURL'])) {
$backURL = $_REQUEST['BackURL'];
} else {
$backURL = Session::get('BackURL');
}
if(!$fields) {
$fields = new FieldList();
// Security/changepassword?h=XXX redirects to Security/changepassword
// without GET parameter to avoid potential HTTP referer leakage.
// In this case, a user is not logged in, and no 'old password' should be necessary.
if(Member::currentUser()) {
$fields->push(new PasswordField("OldPassword",_t('Member.YOUROLDPASSWORD', "Your old password")));
}
$fields->push(new PasswordField("NewPassword1", _t('Member.NEWPASSWORD', "New Password")));
$fields->push(new PasswordField("NewPassword2", _t('Member.CONFIRMNEWPASSWORD', "Confirm New Password")));
}
if(!$actions) {
$actions = new FieldList(
new FormAction("doChangePassword", _t('Member.BUTTONCHANGEPASSWORD', "Change Password"))
);
}
if(isset($backURL)) {
$fields->push(new HiddenField('BackURL', 'BackURL', $backURL));
}
parent::__construct($controller, $name, $fields, $actions);
}
/**
* Change the password
*
* @param array $data The user submitted data
*/
function doChangePassword(array $data) {
if($member = Member::currentUser()) {
// The user was logged in, check the current password
if(empty($data['OldPassword']) || !$member->checkPassword($data['OldPassword'])->valid()) {
$this->clearMessage();
$this->sessionMessage(
_t('Member.ERRORPASSWORDNOTMATCH', "Your current password does not match, please try again"),
"bad"
);
$this->controller->redirectBack();
return;
}
}
if(!$member) {
if(Session::get('AutoLoginHash')) {
$member = Member::member_from_autologinhash(Session::get('AutoLoginHash'));
}
// The user is not logged in and no valid auto login hash is available
if(!$member) {
Session::clear('AutoLoginHash');
$this->controller->redirect('loginpage');
return;
}
}
// Check the new password
if(empty($data['NewPassword1'])) {
$this->clearMessage();
$this->sessionMessage(
_t('Member.EMPTYNEWPASSWORD', "The new password can't be empty, please try again"),
"bad");
$this->controller->redirectBack();
return;
}
else if($data['NewPassword1'] == $data['NewPassword2']) {
$isValid = $member->changePassword($data['NewPassword1']);
if($isValid->valid()) {
$member->logIn();
// TODO Add confirmation message to login redirect
Session::clear('AutoLoginHash');
if (isset($_REQUEST['BackURL'])
&& $_REQUEST['BackURL']
// absolute redirection URLs may cause spoofing
&& Director::is_site_url($_REQUEST['BackURL'])
) {
$this->controller->redirect($_REQUEST['BackURL']);
}
else {
// Redirect to default location - the login form saying "You are logged in as..."
$redirectURL = HTTP::setGetVar('BackURL', Director::absoluteBaseURL(), $this->controller->Link('login'));
$this->controller->redirect($redirectURL);
}
} else {
$this->clearMessage();
$this->sessionMessage(
_t(
'Member.INVALIDNEWPASSWORD',
"We couldn't accept that password: {password}",
array('password' => nl2br("\n".$isValid->starredList()))
),
"bad"
);
$this->controller->redirectBack();
}
} else {
$this->clearMessage();
$this->sessionMessage(
_t('Member.ERRORNEWPASSWORD', "You have entered your new password differently, try again"),
"bad");
$this->controller->redirectBack();
}
}
}
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