/**
* Walk options
*
* @param mixed $meta
* @param array $field
* @param mixed $options
* @param mixed $db_fields
*
* @return string
*/
public static function walk($options, $db_fields, $meta, $field)
{
$attributes = call_user_func(array(SWP_Meta_Box::get_class_name($field), 'get_attributes'), $field, $meta);
$walker = new SWPMB_Select_Walker($db_fields, $field, $meta);
$output = sprintf('<select %s>', self::render_attributes($attributes));
$output .= '<option></option>';
$output .= $walker->walk($options, $field['flatten'] ? -1 : 0);
$output .= '</select>';
$output .= self::get_select_all_html($field);
return $output;
}
/**
* Walk options
*
* @param mixed $meta
* @param array $field
* @param mixed $options
* @param mixed $db_fields
*
* @return string
*/
public static function walk($options, $db_fields, $meta, $field)
{
$attributes = call_user_func(array(SWP_Meta_Box::get_class_name($field), 'get_attributes'), $field, $meta);
$walker = new SWPMB_Select_Walker($db_fields, $field, $meta);
$output = sprintf('<select %s>', self::render_attributes($attributes));
if (false === $field['multiple']) {
if (isset($field['placeholder']) && $field['placeholder'] != '') {
$output .= "<option value=''>{$field['placeholder']}</option>";
}
}
$output .= $walker->walk($options, $field['flatten'] ? -1 : 0);
$output .= '</select>';
$output .= self::get_select_all_html($field);
return $output;
}
function display_level($options, $parent_id = 0, $active = false)
{
$id = $this->db_fields['id'];
$field = $this->field;
$meta = $this->meta;
$walker = new SWPMB_Select_Walker($this->db_fields, $this->field, $this->meta);
$field_class = SWP_Meta_Box::get_class_name($field);
$attributes = call_user_func(array($field_class, 'get_attributes'), $field, $meta);
$children = $options[$parent_id];
$output = sprintf('<div class="swpmb-select-tree %s" data-parent-id="%s"><select %s>', $active ? '' : 'hidden', $parent_id, SWPMB_Field::render_attributes($attributes));
$output .= isset($field['placeholder']) ? "<option value=''>{$field['placeholder']}</option>" : '<option></option>';
$output .= $walker->walk($children, -1);
$output .= '</select>';
foreach ($children as $c) {
if (isset($options[$c->{$id}])) {
$output .= $this->display_level($options, $c->{$id}, in_array($c->{$id}, $meta) && $active);
}
}
$output .= '</div>';
return $output;
}
