<?php defined('SYSPATH') or die('No direct access allowed.');

/**
 * This class extends the core Kohana class by adding some core application
 * specific functions, and configuration.
 *
 * @package    WWZ
 * @category   Helpers
 * @author     Deon George
 * @copyright  (c) 2014 Deon George
 * @license    http://dev.leenooks.net/license.html
 */
class Config extends Kohana_Config {
	// Our default logo, if there is no site logo
	public static $logo = 'img/logo-small.png';

	/**
	 * Some early initialisation
	 *
	 * At this point, KH hasnt been fully initialised either, so we cant rely on
	 * too many KH functions yet.
	 *
	 * NOTE: Kohana doesnt provide a parent construct for the Kohana_Config class.
	 */
	public function __construct() {
	}

	/**
	 * Get the singleton instance of Config.
	 *
	 *     $config = Config::instance();
	 *
	 * @return  Config
	 * @compat Restore KH 3.1 functionality
	 */
	public static function instance() {
		if (Config::$_instance === NULL)
			// Create a new instance
			Config::$_instance = new Config;

		return Config::$_instance;
	}

	/**
	 * Return our caching mechanism
	 */
	public static function cachetype() {
		return is_null(Kohana::$config->load('config')->cache_type) ? 'file' : Kohana::$config->load('config')->cache_type;
	}

	public static function copywrite() {
		return '(c) 2014 Deon George';
	}

	public static function country() {
		return NULL;
	}

	/**
	 * Show a date using a site configured format
	 */
	public static function date($date) {
		return (is_null($date) OR ! $date) ? '' : date('d-M-Y',$date);
	}

	public static function language() {
		// @todo To implement
		return 'auto';
	}

	/**
	 * The URI to show for the login prompt.
	 * Normally if the user is logged in, we can replace it with something else
	 */
	public static function login_uri() {
		return ($ao = Auth::instance()->get_user() AND is_object($ao)) ? $ao->name() : HTML::anchor('login',_('Login'));
	}

	public static function logo() {
		return HTML::image(static::logo_uri(),array('class'=>'headlogo','alt'=>_('Logo')));
	}

	public static function logo_uri($protocol=NULL) {
		list ($path,$suffix) = explode('.',static::$logo);

		return URL::site(Route::get('default/media')->uri(array('file'=>$path.'.'.$suffix),array('alt'=>static::sitename())),$protocol);
	}

	public static function siteid($format=FALSE) {
		return '';
	}

	/**
	 * Work out our site mode (dev,test,prod)
	 */
	public static function sitemode() {
		return Kohana::$config->load('config.site')->mode;
	}

	public static function sitename() {
		return 'AER Translate';
	}

	public static function theme() {
		return 'theme/'.Kohana::$config->load('config')->theme;
	}

	public static function version() {
		// @todo Work out our versioning
		return 'TBA';
	}
}
?>