Files
piratepoet/lib/Form/Widget.php
2015-11-06 16:09:09 +01:00

551 lines
18 KiB
PHP

<?php
namespace MailPoet\Form;
use \MailPoet\Config\Renderer;
use \MailPoet\Models\Form;
use \MailPoet\Models\Segment;
use \MailPoet\Models\Setting;
use \MailPoet\Models\Subscriber;
use \MailPoet\Form\Renderer as FormRenderer;
if(!defined('ABSPATH')) exit;
class Widget extends \WP_Widget {
function __construct () {
add_action(
'wp_ajax_mailpoet_form_subscribe',
array($this, 'subscribe')
);
add_action(
'wp_ajax_nopriv_mailpoet_form_subscribe',
array($this, 'subscribe')
);
add_action(
'admin_post_nopriv_mailpoet_form_subscribe',
array($this, 'subscribe')
);
add_action(
'admin_post_mailpoet_form_subscribe',
array($this, 'subscribe')
);
return parent::__construct(
'mailpoet_form',
__("MailPoet Subscription Form"),
array(
'title' => __("Newsletter subscription form"),
)
);
}
/**
* Save the new widget's title.
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags($new_instance['title']);
$instance['form'] = (int)$new_instance['form'];
return $instance;
}
/**
* Output the widget's option form.
*/
public function form($instance) {
$instance = wp_parse_args(
(array)$instance,
array(
'title' => __("Subscribe to our Newsletter")
)
);
// set title
$title = isset($instance['title']) ? strip_tags($instance['title']) : '';
// set form
$selected_form = isset($instance['form']) ? (int)($instance['form']) : 0;
// get forms list
$forms = Form::whereNull('deleted_at')->orderByAsc('name')->findArray();
?><p>
<label for="<?php $this->get_field_id( 'title' ) ?>"><?php _e( 'Title:' ); ?></label>
<input
type="text"
class="widefat"
id="<?php echo $this->get_field_id('title') ?>"
name="<?php echo $this->get_field_name('title'); ?>"
value="<?php echo esc_attr($title); ?>"
/>
</p>
<p>
<select class="widefat" id="<?php echo $this->get_field_id('form') ?>" name="<?php echo $this->get_field_name('form'); ?>">
<?php
foreach ($forms as $form) {
$is_selected = ($selected_form === (int)$form['id']) ? 'selected="selected"' : '';
?>
<option value="<?php echo (int)$form['id']; ?>" <?php echo $is_selected; ?>><?php echo esc_html($form['name']); ?></option>
<?php } ?>
</select>
</p>
<p>
<a href="javascript:;" class="mailpoet_form_new"><?php _e("Create a new form"); ?></a>
</p>
<script type="text/javascript">
jQuery(function($) {
$(function() {
$('.mailpoet_form_new').on('click', function() {
MailPoet.Ajax.post({
endpoint: 'forms',
action: 'create'
}).done(function(response) {
if(response !== false) {
window.location = response;
}
});
});
});
});
</script>
<?php
}
/**
* Output the widget itself.
*/
function widget($args, $instance = null) {
// turn $args into variables
extract($args);
if($instance === null) {
$instance = $args;
}
$title = apply_filters(
'widget_title',
!empty($instance['title']) ? $instance['title'] : '',
$instance,
$this->id_base
);
// get form
$form = Form::whereNull('deleted_at')->findOne($instance['form']);
// if the form was not found, return nothing.
if($form === false) {
return '';
} else {
$form = $form->asArray();
$form_type = 'widget';
if(isset($instance['form_type']) && in_array(
$instance['form_type'],
array('html', 'php', 'iframe', 'shortcode')
)) {
$form_type = $instance['form_type'];
}
$settings = (isset($form['settings']) ? $form['settings'] : array());
$body = (isset($form['body']) ? $form['body'] : array());
$output = '';
if(!empty($body)) {
$data = array(
'form_id' => $this->id_base.'_'.$this->number,
'form_type' => $form_type,
'form' => $form,
'title' => $title,
'styles' => FormRenderer::renderStyles($form),
'html' => FormRenderer::renderHTML($form),
'before_widget' => $before_widget,
'after_widget' => $after_widget,
'before_title' => $before_title,
'after_title' => $after_title
);
/*if(isset($_GET['mailpoet_form']) && (int)$_GET['mailpoet_form'] === $form['id']) {
// form messages (success / error)
$output .= '<div class="mailpoet_message">';
// success message
if(isset($_GET['mailpoet_success'])) {
$output .= '<p class="mailpoet_validate_success">'.strip_tags(urldecode($_GET['mailpoet_success']), '<a><strong><em><br><p>').'</p>';
}
// error message
if(isset($_GET['mailpoet_error'])) {
$output .= '<p class="mailpoet_validate_error">'.strip_tags(urldecode($_GET['mailpoet_error']), '<a><strong><em><br><p>').'</p>';
}
$output .= '</div>';
} else {
$output .= '<div class="mailpoet_message"></div>';
}*/
// render form
$renderer = new Renderer();
$renderer = $renderer->init();
$output = $renderer->render('form/widget.html', $data);
$output = do_shortcode($output);
}
if($form_type === 'widget') {
echo $output;
} else {
return $output;
}
}
}
static function subscribe() {
// check to see if we're in an ajax request or post request
$doing_ajax = (bool)(defined('DOING_AJAX') && DOING_AJAX);
if(isset($_GET['action']) && $_GET['action'] === 'mailpoet_form_subscribe') {
// input data
$data = array();
// output errors
$errors = array();
// get posted data
// ajax data
$data = json_decode(file_get_contents('php://input'), true);
// -or- post data
if($data === NULL && !empty($_POST)) { $data = $_POST; }
// create or update subscriber
$subscriber = Subscriber::where('email', $data['email'])->findOne();
// is signup confirmation enabled?
$signup_confirmation = Setting::getValue('signup_confirmation');
if($subscriber === false) {
// create new subscriber
$data['status'] = (
($signup_confirmation['enabled'] === true)
? 'unconfirmed' : 'subscribed'
);
// // set custom fields
// $meta_fields = $mailpoet->getOption('mailpoet_subscriber_meta', array());
// if(!empty($meta_fields)) {
// // loop through data to see if any meta field has been passed
// foreach($meta_fields as $field => $field_data) {
// // check if it's a mandatory field
// $is_required = (isset($field_data['params']['required']) && (bool)$field_data['params']['required'] === true);
// if(array_key_exists($field, $data)) {
// // check if it's a mandatory field
// if($is_required === true && empty($data[$field])) {
// // if it's missing, throw an error
// $errors[] = sprintf(__('&quot;%s&quot; is required'), $field_data['name']);
// } else {
// // assign field to subscriber
// $subscriber[$field] = $data[$field];
// }
// }
// }
// }
if(empty($errors)) {
// insert new subscriber
$subscriber = Subscriber::createOrUpdate($data);
if($subscriber === false || !$subscriber->id()) {
$errors = array_merge($errors, $subscriber->getValidationErrors());
}
}
} else {
// restore deleted subscriber
if($subscriber->deleted_at !== NULL) {
// reset subscriber state (depends whether signup confirmation is enabled)
$subscriber
->set('status', array(
($signup_confirmation['enabled'] === true)
? 'unconfirmed' : 'subscribed'
))
->setExpr('deleted_at', 'NULL');
if(!$subscriber->save()) {
$errors[] = __('An error occurred. Please try again later.');
}
}
}
// check if form id has been passed
if(isset($data['form']) && (int)$data['form'] > 0) {
// get form id
$form_id = (int)$data['form'];
// get form
$form = Form::findOne($form_id);
if($form === false || !$form->id()) {
$errors[] = __('This form does not exist. Please check your forms.');
} else {
// set subscriptions
if(empty($data['segments'])) {
$errors[] = __('You need to select a list');
} else {
// get segments
$segments = Segment::whereIn('id', $data['segments'])->findMany();
$segments_subscribed = array();
foreach($segments as $segment) {
if($segment->addSubscriber($subscriber->id())) {
$segments_subscribed[] = $segment->id;
}
}
// if signup confirmation is enabled and the subscriber is unconfirmed
if($signup_confirmation['enabled'] === true
&& !empty($segments_subscribed)
&& $subscriber->status !== 'subscribed'
) {
// TODO: send confirmation email
// resend confirmation email
$is_sent = static::sendSignupConfirmation(
$subscriber->asArray(),
$segments->asArray()
);
// error message if the email could not be sent
if($is_sent === false) {
$errors[] = __('The signup confirmation email could not be sent. Please check your settings.');
}
}
}
}
// get success message to display after subscription
$form_settings = (
isset($form->settings)
? unserialize($form->settings) : null
);
if($subscriber !== null && empty($errors)) {
$success = true;
$message = $form_settings['success_message'];
} else {
$success = false;
$message = join('<br />', $errors);
}
if($form_settings !== null) {
// url params for non ajax requests
if($doing_ajax === false) {
// get referer
$referer = (wp_get_referer() !== false) ? wp_get_referer() : $_SERVER['HTTP_REFERER'];
// redirection parameters
$params = array(
'mailpoet_form' => (int)$data['form']
);
// handle success/error messages
if($success === false) {
$params['mailpoet_error'] = urlencode($message);
} else {
$params['mailpoet_success'] = urlencode($message);
}
}
switch ($form_settings['on_success']) {
case 'page':
// response depending on context
if($doing_ajax === true) {
echo json_encode(array(
'success' => $success,
'page' => get_permalink($form_settings['success_page']),
'message' => $message
));
} else {
$redirect_to = ($success === false) ? $referer : get_permalink($form_settings['success_page']);
wp_redirect(add_query_arg($params, $redirect_to));
}
break;
case 'message':
default:
// response depending on context
if($doing_ajax === true) {
echo json_encode(array(
'success' => $success,
'message' => $message
));
} else {
// redirect to previous page
wp_redirect(add_query_arg($params, $referer));
}
break;
}
}
}
exit();
}
}
static function sendSignupConfirmation(array $subscriber, array $segments) {
print "<pre>";
print_r($subscriber);
print_r($segments);
print "</pre>";
//$mailer = new MailPoetMailer($mailpoet->settings()->getAll());
$signup_confirmation = Setting::getValue('signup_confirmation');
$body = (
!empty($signup_confirmation['body'])
? $signup_confirmation['body'] : ''
);
// check for lists_to_confirm tag
if(strpos($body, '[lists_to_confirm]') !== FALSE) {
// gather all names from lists
$segment_names = array_map(function($segment) { return $segment['list_name']; }, $segments);
// replace shortcode by list names in email's body
$body = str_replace('[lists_to_confirm]', join(', ', $segment_names), $body);
}
// check for activation_link tags
if(strpos($body, '[activation_link]') !== FALSE && strpos($body, '[/activation_link]') !== FALSE) {
// get confirmation page id
$confirmation_page_id = $mailpoet->settings()->get('signup_confirmation_page');
// generate confirmation link
$confirmation_link = add_query_arg(array(
'mailpoet_key' => $subscriber['subscriber_digest']
), get_permalink($confirmation_page_id));
// we have both tags
$body = str_replace(
array('[activation_link]', '[/activation_link]'),
array('<a href="'.$confirmation_link.'">', '</a>'),
$body
);
} else {
// no activation link tags detected
// TODO...
}
// send confirmation email
return $mailer->send(array(
'from_email' => $mailpoet->settings()->get('signup_confirmation_from_email'),
'from_name' => $mailpoet->settings()->get('signup_confirmation_from_name'),
'reply_email' => $mailpoet->settings()->get('signup_confirmation_reply_email'),
'reply_name' => $mailpoet->settings()->get('signup_confirmation_reply_name'),
'subject' => $signup_confirmation['subject'],
'html' => nl2br($signup_confirmation['body']),
// 'text' => '',
'to_email' => $subscriber['subscriber_email'],
'to_name' => $subscriber['subscriber_email'],
));
}
}
// mailpoet shortcodes
// form shortcode
add_shortcode('mailpoet_form', 'mailpoet_form_shortcode');
add_shortcode('wysija_form', 'mailpoet_form_shortcode');
function mailpoet_form_shortcode($params = array()) {
// IMPORTANT: this is to make sure MagicMember won't scan our form and find [user_list] as a code they should replace.
remove_shortcode('user_list');
if(isset($params['id']) && (int)$params['id'] > 0) {
$form_widget = new \MailPoet\Form\Widget();
return $form_widget->widget(array(
'form' => (int)$params['id'],
'form_type' => 'shortcode'
));
}
}
/*
add_action(
'init',
array(__NAMESPACE__.'\Widget', 'subscribe')
);
*/
// set the content filter to replace the shortcode
if(isset($_GET['mailpoet_page']) && strlen(trim($_GET['mailpoet_page'])) > 0) {
switch($_GET['mailpoet_page']) {
case 'mailpoet_form_iframe':
$id = (isset($_GET['mailpoet_form']) && (int)$_GET['mailpoet_form'] > 0) ? (int)$_GET['mailpoet_form'] : null;
$form = Form::findOne($id);
if($form !== false) {
// render form
print FormRenderer::getExport('html', $form->asArray());
exit;
}
break;
default:
// add_filter('wp_title', 'mailpoet_meta_page_title'));
add_filter('the_title', 'mailpoet_page_title', 10, 2);
add_filter('the_content', 'mailpoet_page_content', 98, 1);
break;
}
}
function mailpoet_page_title($title = '', $id = null) {
// get signup confirmation page id
$signup_confirmation = Setting::getValue('signup_confirmation');
$page_id = $signup_confirmation['page'];
// check if we're on the signup confirmation page
if((int)$page_id === (int)$id) {
global $post;
// disable comments
$post->comment_status = 'close';
// disable password
$post->post_password = '';
$subscriber = null;
// get subscriber key from url
$subscriber_digest = (isset($_GET['mailpoet_key']) && strlen(trim($_GET['mailpoet_key'])) === 32) ? trim($_GET['mailpoet_key']) : null;
if($subscriber_digest !== null) {
// get subscriber
// TODO: change select() to selectOne() once it's implemented
$subscribers = $mailpoet->subscribers()->select(array(
'filter' => array(
'subscriber_digest' => $subscriber_digest
),
'limit' => 1
));
if(!empty($subscribers)) {
$subscriber = array_shift($subscribers);
}
}
// check if we have a subscriber record
if($subscriber === null) {
return __('Your confirmation link expired, please subscribe again.');
} else {
// we have a subscriber, let's check its state
switch($subscriber['subscriber_state']) {
case MailPoetSubscribers::STATE_UNCONFIRMED:
case MailPoetSubscribers::STATE_UNSUBSCRIBED:
// set subscriber state as confirmed
$mailpoet->subscribers()->update(array(
'subscriber' => $subscriber['subscriber'],
'subscriber_state' => MailPoetSubscribers::STATE_SUBSCRIBED,
'subscriber_confirmed_at' => time()
));
return __("You've subscribed");
break;
case MailPoetSubscribers::STATE_SUBSCRIBED:
return __("You've already subscribed");
break;
}
}
} else {
return $title;
}
}
function mailpoet_page_content($content = '') {
if(strpos($content, '[mailpoet_page]') !== FALSE) {
$content = str_replace('[mailpoet_page]', '', $content);
}
return $content;
}