public function UnsubscribeRequestForm()
{
$fields = new FieldList(EmailField::create('email', _t("Newsletter.UnsubscribeEmail", "Your subscription email address")));
$actions = new FieldList(FormAction::create('sendLink', _t('Newsletter.SendUnsubscribeLink', 'Send unsubscribe link'))->addExtraClass('ss-ui-action-constructive'), Object::create('ResetFormAction', 'clear', _t('CMSMain_left.ss.RESET', 'Reset')));
$unsubscribeController = new UnsubscribeController();
$form = NewsletterContentControllerExtension::getUnsubscribeFormObject($this, $fields, $actions);
$form->setFormMethod('GET');
$form->setFormAction(Controller::join_links(Director::absoluteBaseURL(), $unsubscribeController->relativeLink('sendUnsubscribeLink')));
$form->addExtraClass('cms-search-form');
return $form;
}
/** Send an email with a link to unsubscribe from all this user's newsletters */
public function sendUnsubscribeLink(SS_HTTPRequest $request)
{
//get the form object (we just need its name to set the session message)
$form = NewsletterContentControllerExtension::getUnsubscribeFormObject($this);
$email = Convert::raw2sql($request->requestVar('email'));
$recipient = Recipient::get()->filter('Email', $email)->First();
if ($recipient) {
//get the IDs of all the Mailing Lists this user is subscribed to
$lists = $recipient->MailingLists()->column('ID');
$listIDs = implode(',', $lists);
$days = UnsubscribeController::get_days_unsubscribe_link_alive();
if ($recipient->ValidateHash) {
$recipient->ValidateHashExpired = date('Y-m-d H:i:s', time() + 86400 * $days);
$recipient->write();
} else {
$recipient->generateValidateHashAndStore($days);
}
$templateData = array('FirstName' => $recipient->FirstName, 'UnsubscribeLink' => Director::absoluteBaseURL() . "unsubscribe/index/" . $recipient->ValidateHash . "/{$listIDs}");
//send unsubscribe link email
$email = new Email();
$email->setTo($recipient->Email);
$from = Email::getAdminEmail();
$email->setFrom($from);
$email->setTemplate('UnsubscribeLinkEmail');
$email->setSubject(_t('Newsletter.ConfirmUnsubscribeSubject', "Confirmation of your unsubscribe request"));
$email->populateTemplate($templateData);
$email->send();
$form->sessionMessage(_t('Newsletter.GoodEmailMessage', 'You have been sent an email containing an unsubscribe link'), "good");
} else {
//not found Recipient, just reload the form
$form->sessionMessage(_t('Newsletter.BadEmailMessage', 'Email address not found'), "bad");
}
Controller::curr()->redirectBack();
}