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<?php if ( ! defined( 'ABSPATH' ) ) exit;
abstract class NF_Abstracts_Metabox
{
protected $_id = ''; // Dynamically set in constructor using the class name.
protected $_title = ''; // Should be set (and translated) in the constructor.
protected $_callback = 'render_metabox';
protected $_post_types = array();
protected $_context = 'side';
protected $_priority = 'default';
protected $_callback_args = array();
protected $_capability = 'edit_post';
public function __construct()
{
$this->_id = strtolower( get_class( $this ) );
$this->_title = esc_html__( 'Metabox', 'ninja-forms' );
add_action( 'save_post', array( $this, '_save_post' ) );
add_action( 'add_meta_boxes', array( $this, 'add_meta_boxes' ) );
}
public function add_meta_boxes()
{
add_meta_box(
$this->_id,
$this->_title,
array( $this, $this->_callback ),
$this->_post_types,
$this->_context,
$this->_priority,
$this->_callback_args
);
}
abstract public function render_metabox( $post, $metabox );
public function _save_post( $post_id )
{
// If this is an autosave, our form has not been submitted, so we don't want to do anything.
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) return;
$this->save_post( $post_id );
}
protected function save_post( $post_id )
{
// This section intentionally left blank.
}
}