/**
* Create a new columns
*
* @param array $structure Column structure
*/
public function __construct($structure)
{
$structure = $this->validate_structure($structure);
$this->width = $structure['width'];
$this->options = new Layotter_Options('col', $structure['options']);
foreach ($structure['elements'] as $element) {
$element_object = false;
// if a template_id is set, try to create a template
if (isset($element['template_id'])) {
$element_object = Layotter_Templates::create_element($element);
}
// if the template doesn't exist anymore, create a regular element
if (!$element_object) {
$element_object = Layotter::create_element($element);
}
if ($element_object) {
$this->elements[] = $element_object;
}
}
}
/**
* Create a new element instance from a saved template
*
* @param int|array $id_or_structure Template ID or element structure with template_id
* @return mixed New element instance, or false on failure
*/
public static function create_element($id_or_structure, $options = array())
{
$element = false;
if (is_array($id_or_structure)) {
$structure = self::validate_structure($id_or_structure);
return self::create_element($structure['template_id'], $structure['options']);
} else {
if (is_int($id_or_structure)) {
$id = $id_or_structure;
$templates = get_option('layotter_element_templates');
if (is_array($templates) and isset($templates[$id])) {
$template = self::validate_structure($templates[$id]);
$element = Layotter::create_element($template['type'], $template['values'], $options);
}
}
}
if (!$element) {
return false;
}
if (!isset($template['deleted']) or !$template['deleted']) {
$element->set_template_id($id);
}
return $element;
}
function layotter_ajax_update_template()
{
$post_data = layotter_get_angular_post_data();
// type and field values are required
if (isset($post_data['template_id']) and is_int($post_data['template_id'])) {
$id = $post_data['template_id'];
$template = Layotter_Templates::get($id);
if ($template) {
$values = Layotter_ACF::unwrap_post_values();
$element = Layotter::create_element($template['type'], $values);
if ($element) {
$element->set_template_id($id);
Layotter_Templates::update($id, $element->get_template_data());
echo json_encode($element->to_array());
}
}
}
die;
// required by Wordpress after any AJAX call
}
/**
* Get element types enabled for a specific post
*
* @param int $post_id Post ID
* @return array Element instances
*/
public static function get_filtered_element_types($post_id)
{
$elements = array();
foreach (array_keys(self::$registered_elements) as $element_type) {
$element = Layotter::create_element($element_type);
if ($element and $element->is_enabled_for($post_id)) {
$elements[] = $element;
}
}
usort($elements, array(__CLASS__, 'sort_element_types_helper'));
return $elements;
}