Files
piratepoet/lib/Form/Widget.php
2017-12-09 19:45:19 -05:00

323 lines
8.6 KiB
PHP

<?php
namespace MailPoet\Form;
use MailPoet\API\JSON\API;
use MailPoet\Config\Env;
use MailPoet\Config\Renderer as ConfigRenderer;
use MailPoet\Form\Renderer as FormRenderer;
use MailPoet\Models\Form;
use MailPoet\Util\Security;
use MailPoet\WP\Hooks;
if(!defined('ABSPATH')) exit;
class Widget extends \WP_Widget {
private $renderer;
function __construct() {
parent::__construct(
'mailpoet_form',
__('MailPoet Form', 'mailpoet'),
array('description' => __('Add a newsletter subscription form', 'mailpoet'))
);
$this->renderer = new \MailPoet\Config\Renderer(!WP_DEBUG, !WP_DEBUG);
if(!is_admin()) {
$this->setupDependencies();
$this->setupIframe();
} else {
add_action('widgets_admin_page', array(
$this,
'setupAdminWidgetPageDependencies'
));
}
}
function setupIframe() {
$form_id = (isset($_GET['mailpoet_form_iframe']) ? (int)$_GET['mailpoet_form_iframe'] : 0);
if(!$form_id || !Form::findOne($form_id)) return;
$form_html = $this->widget(
array(
'form' => $form_id,
'form_type' => 'iframe'
)
);
ob_start();
wp_print_scripts('jquery');
wp_print_scripts('mailpoet_vendor');
wp_print_scripts('mailpoet_public');
$scripts = ob_get_contents();
ob_end_clean();
// language attributes
$language_attributes = array();
$is_rtl = (bool)(function_exists('is_rtl') && is_rtl());
if($is_rtl) {
$language_attributes[] = 'dir="rtl"';
}
if(get_option('html_type') === 'text/html') {
$language_attributes[] = sprintf('lang="%s"', get_bloginfo('language'));
}
$language_attributes = apply_filters(
'language_attributes', implode(' ', $language_attributes)
);
$data = array(
'language_attributes' => $language_attributes,
'scripts' => $scripts,
'form' => $form_html,
'mailpoet_form' => array(
'ajax_url' => admin_url('admin-ajax.php', 'absolute'),
'is_rtl' => $is_rtl
)
);
try {
echo $this->renderer->render('form/iframe.html', $data);
} catch(\Exception $e) {
echo $e->getMessage();
}
exit();
}
function setupDependencies() {
wp_enqueue_style(
'mailpoet_public',
Env::$assets_url . '/css/' . $this->renderer->getCssAsset('public.css')
);
wp_enqueue_script(
'mailpoet_vendor',
Env::$assets_url . '/js/' . $this->renderer->getJsAsset('vendor.js'),
array(),
Env::$version,
true
);
wp_enqueue_script(
'mailpoet_public',
Env::$assets_url . '/js/' . $this->renderer->getJsAsset('public.js'),
array('jquery'),
Env::$version,
true
);
wp_localize_script('mailpoet_public', 'MailPoetForm', array(
'ajax_url' => admin_url('admin-ajax.php'),
'is_rtl' => (function_exists('is_rtl') ? (bool)is_rtl() : false)
));
$ajax_failed_error_message = __('An error has happened while performing a request, please try again later.');
$inline_script = <<<EOL
function initMailpoetTranslation() {
if(typeof MailPoet !== 'undefined') {
MailPoet.I18n.add('ajaxFailedErrorMessage', '%s')
} else {
setTimeout(initMailpoetTranslation, 250);
}
}
setTimeout(initMailpoetTranslation, 250);
EOL;
wp_add_inline_script(
'mailpoet_public',
sprintf($inline_script, $ajax_failed_error_message),
'after'
);
}
function setupAdminWidgetPageDependencies() {
wp_enqueue_script(
'mailpoet_vendor',
Env::$assets_url . '/js/' . $this->renderer->getJsAsset('vendor.js'),
array(),
Env::$version,
true
);
wp_enqueue_script(
'mailpoet_admin',
Env::$assets_url . '/js/' . $this->renderer->getJsAsset('mailpoet.js'),
array(),
Env::$version,
true
);
}
/**
* 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', 'mailpoet')
)
);
$form_edit_url = admin_url('admin.php?page=mailpoet-form-editor&id=');
// 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::getPublished()->orderByAsc('name')->findArray();
?><p>
<label for="<?php $this->get_field_id( 'title' ) ?>"><?php _e('Title:', 'mailpoet'); ?></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:;" onClick="createSubscriptionForm()" class="mailpoet_form_new"><?php _e('Create a new form', 'mailpoet'); ?></a>
</p>
<script type="text/javascript">
function createSubscriptionForm() {
MailPoet.Ajax.post({
endpoint: 'forms',
action: 'create'
}).done(function(response) {
if(response.data && response.data.id) {
window.location =
"<?php echo $form_edit_url; ?>" + response.data.id;
}
}).fail((response) => {
if(response.errors.length > 0) {
MailPoet.Notice.error(
response.errors.map((error) => { return error.message; }),
{ scroll: true }
);
}
});
return false;
}
</script>
<?php
}
/**
* Output the widget itself.
*/
function widget($args, $instance = null) {
// turn $args into variables
extract($args);
if($instance === null) {
$instance = $args;
}
$title = Hooks::applyFilters(
'widget_title',
!empty($instance['title']) ? $instance['title'] : '',
$instance,
$this->id_base
);
// get form
$form = Form::getPublished()->findOne($instance['form']);
if(!$form) return '';
$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'];
}
$body = (isset($form['body']) ? $form['body'] : array());
$output = '';
if(!empty($body)) {
$form_id = $this->id_base . '_' . $form['id'];
$data = array(
'form_id' => $form_id,
'form_type' => $form_type,
'form' => $form,
'title' => $title,
'styles' => FormRenderer::renderStyles($form, '#' . $form_id),
'html' => FormRenderer::renderHTML($form),
'before_widget' => (!empty($before_widget) ? $before_widget : ''),
'after_widget' => (!empty($after_widget) ? $after_widget : ''),
'before_title' => (!empty($before_title) ? $before_title : ''),
'after_title' => (!empty($after_title) ? $after_title : '')
);
// (POST) non ajax success/error variables
$data['success'] = (
(isset($_GET['mailpoet_success']))
&&
((int)$_GET['mailpoet_success'] === (int)$form['id'])
);
$data['error'] = (
(isset($_GET['mailpoet_error']))
&&
((int)$_GET['mailpoet_error'] === (int)$form['id'])
);
// generate security token
$data['token'] = Security::generateToken();
// add API version
$data['api_version'] = API::CURRENT_VERSION;
// render form
$renderer = new ConfigRenderer();
try {
$output = $renderer->render('form/widget.html', $data);
$output = do_shortcode($output);
$output = Hooks::applyFilters('mailpoet_form_widget_post_process', $output);
} catch(\Exception $e) {
$output = $e->getMessage();
}
}
if($form_type === 'widget') {
echo $output;
} else {
return $output;
}
}
}