/**
* Render shortcode preview in a blank page
*
* @return Ambigous <string, mixed>|WP_Error
*/
function shortcode_iframe_preview()
{
if (isset($_GET['ig_shortcode_preview'])) {
if (!isset($_GET['ig_shortcode_name']) || !isset($_POST['params'])) {
return __('empty shortcode name / parameters', IGPBL);
}
if (!isset($_GET[IGNONCE]) || !wp_verify_nonce($_GET[IGNONCE], IGNONCE)) {
return;
}
$shortcode = esc_sql($_GET['ig_shortcode_name']);
$params = urldecode($_POST['params']);
$pattern = '/^\\[ig_widget/i';
if (!preg_match($pattern, trim($params))) {
// get shortcode class
$class = IG_Pb_Helper_Shortcode::get_shortcode_class($shortcode);
// get option settings of shortcode
$elements = $this->get_elements();
$elements = $this->get_elements();
$element = isset($elements['element'][strtolower($class)]) ? $elements['element'][strtolower($class)] : null;
if (!is_object($element)) {
$element = new $class();
}
if ($params) {
$extract_params = IG_Pb_Helper_Shortcode::extract_params($params, $shortcode);
} else {
$extract_params = $element->config;
}
$element->shortcode_data();
$_shortcode_content = $extract_params['_shortcode_content'];
$content = $element->element_shortcode($extract_params, $_shortcode_content);
} else {
$class = 'IG_Widget';
$content = IG_Pb_Helper_Shortcode::widget_content(array($params));
}
global $Ig_Pb_Preview_Class;
$Ig_Pb_Preview_Class = $class;
$html = '<div id="shortcode_inner_wrapper" class="jsn-bootstrap3">';
$html .= $content;
$html .= '</div>';
echo balanceTags($html);
}
}
