silverstripe-blog/code/NewsletterSignupForm.php

99 lines
2.6 KiB
PHP
Executable File

<?php
class NewsletterSignupForm extends Form {
/**
* Code of a group.
*/
protected static $groupCode;
/**
* Set a group for sign up. Must be a code value of an instance of Group.
* Members who sign up will be added to this group.
*/
public static function set_group_code($code) {
self::$groupCode = $code;
}
/**
* Get the group used for sign ups.
*/
public static function get_group_code() {
return self::$groupCode;
}
function __construct($controller, $name) {
$fields = new FieldSet(
new TextField('FirstName', 'Your first name'),
new TextField('Surname', 'Your surname'),
new EmailField('Email', 'Your email')
);
$validator = new RequiredFields(array(
'FirstName',
'Email'
)
);
$actions = new FieldSet(
new FormAction('subscribe', 'Subscribe')
);
parent::__construct($controller, $name, $fields, $actions, $validator);
}
function subscribe($data, $form) {
$SQL_email = $data['Email'];
// Check if there is a current member of given email in data. Check if in group.
if($member = DataObject::get_one('Member', "`Member`.`Email` = '$SQL_email'")) {
if($groupCode = self::get_group_code()) {
if($group = DataObject::get_one('Group', "Code = '$groupCode'")) {
if($member->inGroup($group->ID)) {
$form->sessionMessage('You are already subscribed.', 'warning');
Director::redirectBack();
}
}
}
} else {
// Create a new member, as this is a new subscriber.
$member = new Member();
}
// Save the data into the member.
$form->saveInto($member);
// Hash the email of the subscriber and microtime, write the member.
$member->Hash = md5(microtime() . $member->Email);
$member->write();
// Create an array with data to populate in the email.
$populateArray = array();
$populateArray['Member'] = $member;
// If there is a group, populate a confirm link.
if(self::get_group_code()) {
$populateArray['ConfirmLink'] = Director::absoluteBaseURL() . 'confirm-subscription/member/' . $member->Hash;
}
// Send off a confirmation email to the subscriber.
$email = new NewsletterSignupForm_Email();
$email->to = $member->Email;
$email->from = Email::getAdminEmail();
$email->subject = 'Thank you for subscribing';
$email->populateTemplate($populateArray);
$email->send();
// Display message, and redirect back.
$form->sessionMessage('You have been sent an email to confirm your subscription.', 'good');
Director::redirectBack();
}
}
class NewsletterSignupForm_Email extends Email_Template {
protected $ss_template = 'NewsletterSignupForm_Email';
}
?>