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<?php
/**
* ChronoCMS version 1.0
* Copyright (c) 2012 ChronoCMS.com, All rights reserved.
* Author: (ChronoCMS.com Team)
* license: Please read LICENSE.txt
* Visit http://www.ChronoCMS.com for regular updates and information.
**/
namespace G2\L;
/* @copyright:ChronoEngine.com @license:GPLv2 */defined('_JEXEC') or die('Restricted access');
defined("GCORE_SITE") or die;
class Document {
	var $cssfiles = array();
	var $csscodes = array();
	var $jsfiles = array();
	var $jscodes = array();
	var $headertags = array();
	var $modules = null;
	var $lang = '';
	var $url = '';
	var $direction = '';
	var $site = '';
	var $title = '';
	var $meta = array();
	var $base = '';
	var $theme = '';

public static function getInstance($site = GCORE_SITE){
		static $instances;
		if(!isset($instances)){
			$instances = array();
		}
		if(empty($instances[$site])){
			$document = \G2\Globals::getClass('document');
			$instances[$site] = new $document($site);
			return $instances[$site];
		}else{
			return $instances[$site];
		}
	}
	
	public static function _reset(){
		$this->cssfiles = array();
		$this->csscodes = array();
		$this->jsfiles = array();
		$this->jscodes = array();
		$this->headertags = array();
	}
	
	function relative($path){
		if(\GApp::instance()->tvout != 'inline' AND strpos($path, \G2\Globals::get('ROOT_URL')) !== false){
			$parts = parse_url($path);
			$path = $parts['path'].(!empty($parts['query']) ? '?'.$parts['query'] : '');
		}
		
		return $path;
	}

function addCssFile($path, $media = 'screen'){
		if(!\G2\L\Config::get('template.semantic.dynamic', 1)){
			$path = $this->relative($path);
		}
		
		if(!in_array($path, (array)Arr::getVal($this->cssfiles, array('[n]', 'href')))){
			$this->cssfiles[] = array('href' => $path, 'media' => $media, 'rel' => 'stylesheet', 'type' => 'text/css');
		}
	}

function addJsFile($path, $type = 'text/javascript'){
		if(!\G2\L\Config::get('template.semantic.dynamic', 1)){
			$path = $this->relative($path);
		}
		
		if(!in_array($path, (array)Arr::getVal($this->jsfiles, array('[n]', 'src')))){
			$this->jsfiles[] = array('src' => $path, 'type' => $type);
		}
	}

function addHeaderTag($code = '', $id = null){
		if(!empty($code)){
			if($id){
				if(!isset($this->headertags[$id])){
					$this->headertags[$id] = $code;
				}
			}else{
				$this->headertags[] = $code;
			}
		}
	}

function addCssCode($content, $media = 'screen'){
		if(!isset($this->csscodes[$media])){
			$this->csscodes[$media] = array();
		}
		if(!in_array($content, $this->csscodes[$media])){
			$this->csscodes[$media][] = $content;
		}
	}

function addJsCode($content, $type = 'text/javascript'){
		if(!isset($this->jscodes[$type])){
			$this->jscodes[$type] = array();
		}
		if(!in_array($content, $this->jscodes[$type])){
			$this->jscodes[$type][] = $content;
		}
	}

function getFavicon(){
		$data = array('rel' => 'shortcut icon', 'href' => \G2\Globals::get('FRONT_URL').'assets/images/favicon.ico');
		return \G2\H\Html::_concat($data, array_keys($data), '<link ', ' />');
	}