function widget($args, $instance)
{
$NewsletterSignUp = NewsletterSignUp::getInstance();
/* Get Newsletter Sign-up options */
$options = get_option('nsu_form');
/* Provide some defaults */
$defaults = array('title' => 'Sign up for our newsletter!', 'text_before_form' => '', 'text_after_form' => '');
$instance = wp_parse_args((array) $instance, $defaults);
extract($args);
extract($instance);
$title = apply_filters('widget_title', $title);
echo $before_widget;
echo $before_title . $title . $after_title;
if (!empty($text_before_form)) {
?>
<div class="nsu-text-before-form"><?php
$instance['filter'] ? _e(wpautop($text_before_form), 'nsu-widget') : _e($text_before_form, 'nsu-widget');
?>
</div><?php
}
$NewsletterSignUp->output_form(true);
if (!empty($text_after_form)) {
?>
<div class="nsu-text-after-form"><?php
$instance['filter'] ? _e(wpautop($text_after_form), 'nsu-widget') : _e($text_after_form, 'nsu-widget');
?>
</div><?php
}
echo $after_widget;
}
/**
* Factory method for NewsletterSignUp class. Only instantiate once.
* @return NewsletterSignUp Instance of Newsletter Sign-Up class
*/
public static function getInstance()
{
if (!isset(self::$instance)) {
self::$instance = new NewsletterSignUp();
}
return self::$instance;
}
/**
* Outputs a sign-up form, for usage in your theme files.
*/
function nsu_signup_form()
{
$NewsletterSignUp = NewsletterSignUp::getInstance();
$NewsletterSignUp->output_form(true);
}
