'widget_cm_ajax',
'description' => __( 'Ajax signup form for Campaign Monitor lists', 'cm_ajax' )
) ;
parent::__construct( 'widget_cm_ajax', __( 'Newsletter Signup', 'cm_ajax' ), $widget_ops );
add_action( 'switch_theme', array(&$this, 'flush_widget_cache') );
add_action( 'init', array( $this, 'ajax_receiver' ) );
add_action( 'init', array( $this, 'init_actions' ) );
}
/**
* Init actions
*
*/
function init_actions() {
if ( ! is_admin() ) {
wp_enqueue_script('jquery');
}
}
/**
* Handle Ajax requests
*
*/
function ajax_receiver() {
if ( ! isset ( $_POST['cm_ajax_action'] ) )
return;
switch ( $_POST['cm_ajax_action'] ) {
case 'subscribe':
$this->subscribe();
break;
default:
break;
}
if( isset ( $_POST['cm_ajax_response'] ) && $_POST['cm_ajax_response'] == 'ajax' ) {
die();
}
}
/**
* Subscribe someone to a list
*
*/
function subscribe() {
$settings = get_option ( $this->option_name );
if ( isset ( $settings[$_POST['cm_ajax_widget_id']] ) ) {
$settings = $settings[$_POST['cm_ajax_widget_id']];
} else {
return 'FAILED\nNo Settings';
}
$cm = new CS_REST_Subscribers($settings['list_api_key'], $settings['account_api_key']);
$record = Array (
'EmailAddress' => $_POST['cm-ajax-email'],
'Resubscribe' => true
);
if ($settings['show_name_field']) {
$record['Name'] = $_POST['cm-ajax-name'];
}
$result = $cm->add ( $record );
if( isset ( $_POST['cm_ajax_response'] ) && $_POST['cm_ajax_response'] == 'ajax' ) {
if ($result->was_successful()) {
echo 'SUCCESS';
} else {
echo 'FAILED\n';
echo ($result->response->Code).': ';
echo ($result->response->Message);
}
} else {
$this->result = $result->was_successful();
}
return;
}
/**
* Output the widget content
*
* @param unknown $args
* @param unknown $instance
*/
function widget($args, $instance) {
$cache = wp_cache_get('widget_cm_ajax', 'widget');
if ( !is_array($cache) )
$cache = array();
if ( isset($cache[$args['widget_id']]) ) {
echo $cache[$args['widget_id']];
return;
}
ob_start();
extract($args);
echo $before_widget;
$title = apply_filters('widget_title', empty ( $instance['title'] ) ? __('Newsletter Signup', 'cm_ajax') : $instance['title'], $instance, $this->id_base);
echo $before_title . $title . $after_title;
if ( isset ( $instance['pretext'] ) ) {
echo $instance['pretext'];
}
if (isset($this->result)) {
if ($this->result) {
$success_style = '';
$failed_style = 'style="display: none;"';
$submit_style = 'style="display: none;"';
} else {
$success_style = 'style="display: none;"';
$failed_style = '';
$submit_style = '';
}
} else {
$success_style = 'style="display: none;"';
$failed_style = 'style="display: none;"';
$submit_style = '';
}
// Main signup form
?>
flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset($alloptions['widget_cm_ajax']) )
delete_option('widget_cm_ajax');
return $instance;
}
/**
* Empty the widget cache
*/
function flush_widget_cache() {
wp_cache_delete('widget_cm_ajax', 'widget');
}
/**
* Widget configuration form
*
* @param unknown $instance
*/
function form( $instance ) {
$title = isset($instance['title']) ? esc_attr($instance['title']) : '';
$pretext = isset($instance['pretext']) ? esc_attr($instance['pretext']) : '';
$account_api_key = isset($instance['account_api_key']) ? esc_attr($instance['account_api_key']) : '';
$list_api_key = isset($instance['list_api_key']) ? esc_attr($instance['list_api_key']) : '';
$show_name_field = isset($instance['show_name_field']) ? esc_attr($instance['show_name_field']) : TRUE;
?>
/>