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<?php if ( ! defined( 'ABSPATH' ) ) exit;

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/*************************************************************/

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// This class is not intended to be extended directly,

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// but rather should be used as a boilerplate for an

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// extension plugin base file.

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// This file, if included or required, will immediately exit.

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// TODO: Remove this header before use.

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exit;

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/*************************************************************/

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/**

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* Class NF_Abstracts_Extension

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final class NF_Abstracts_Extension

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{

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/**

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* @since 3.0

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const VERSION = '';

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/**

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* @var NF_Abstracts_Extension

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* @since 3.0

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private static $instance;

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/**

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* Plugin Directory

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* @since 3.0

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* @var string $dir

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public static $dir = '';

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/**

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* Plugin URL

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* @since 3.0

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* @var string $url

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public static $url = '';

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/**

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* Form Fields

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* @since 3.0

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* @var array

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public $fields = array();

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/**

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* Form Actions

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* @since 3.0

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* @var array

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public $actions = array();

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protected $autoloader_prefix = '';

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/**

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* Main Plugin Instance

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* Insures that only one instance of a plugin class exists in memory at any one

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* time. Also prevents needing to define globals all over the place.

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* @since 3.0

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* @static

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* @staticvar array $instance

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* @return Plugin Highlander Instance

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public static function instance()

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{

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if (!isset(self::$instance) && !(self::$instance instanceof NF_Abstracts_Extension)) {

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self::$instance = new NF_Abstracts_Extension();

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self::$dir = plugin_dir_path(__FILE__);

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self::$url = plugin_dir_url(__FILE__);

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* Register our autoloader

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spl_autoload_register(array(self::$instance, 'autoloader'));

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}

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}

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public function autoloader( $class_name )

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{

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if( class_exists( $class_name ) ) return;

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if( ! $this->autoloader_prefix ) {

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$class = explode( '_', __CLASS__ );

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$this->autoloader_prefix = $class[ 0 ];

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}

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if ( false !== strpos( $class_name, $this->autoloader_prefix ) ) {

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$class_name = str_replace($this->autoloader_prefix, '', $class_name);

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$classes_dir = realpath(plugin_dir_path(__FILE__)) . DIRECTORY_SEPARATOR . 'includes' . DIRECTORY_SEPARATOR;

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$class_file = str_replace('_', DIRECTORY_SEPARATOR, $class_name) . '.php';

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if (file_exists($classes_dir . $class_file)) {

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require_once $classes_dir . $class_file;

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}

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}

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}

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}

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/**

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* The main function responsible for returning The Highlander Plugin

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* Instance to functions everywhere.

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* Use this function like you would a global variable, except without needing

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* to declare the global.

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* Example: <?php $nf = NF_Abstracts_Extension(); ?>

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* @since 3.0

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* @return Plugin Highlander Instance

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function NF_Abstracts_Extension()

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{

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return NF_Abstracts_Extension::instance();

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}

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NF_Abstracts_Extension();

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