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//home/develito/httpdocs/libraries-new/cegcore/libs/template.php

<?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 GCore\Libs;
/* @copyright:ChronoEngine.com @license:GPLv2 */defined('_JEXEC') or die('Restricted access');
defined("GCORE_SITE") or die;
class Template {
	var $name = '';
	var $doc = null;
	var $params = null;
	var $view = 'index';

function __construct($document, $name = '', $view = 'index', $params = null){
		$this->name = $name;
		$this->view = $view;

$this->doc = &$document;
		$this->params = empty($params) ? new Parameter('') : $params;
	}

public static function getInstance($document, $name = '', $view = 'index', $params = null){
		static $instances;
		if(!isset($instances)){
			$instances = array();
		}
		if(empty($instances[$document->site][$document->thread][trim($name)][$view])){
			$instances[$document->site][$document->thread][trim($name)][$view] = new Template($document, $name, $view, $params);
			return $instances[$document->site][$document->thread][trim($name)][$view];
		}else{
			return $instances[$document->site][$document->thread][trim($name)][$view];
		}
	}

function render(){
		$output = '';
		ob_start();
		include($this->doc->path.'templates'.DS.$this->name.DS.$this->view.'.php');
		$output = ob_get_clean();
		//insert system messages
		$output = strpos($output, '__GCORE_SYSTEM_MESSAGES__') !== false ? str_replace('__GCORE_SYSTEM_MESSAGES__', $this->_renderSystemMessages(), $output) : $output;
		//insert header data now
		$output = strpos($output, '__GCORE_HEADER__') !== false ? str_replace('__GCORE_HEADER__', $this->_renderHeader(), $output) : $output;
		//insert debug now
		$dbo = Database::getInstance();
		$debug = array(
			l_('EXECUTION_TIME') => microtime(true) - \GCore\Loader::$start_time,
			l_('MEMORY_USAGE') => memory_get_usage() - \GCore\Loader::$memory_usage,
			l_('ERRORS') => Error::getErrors(),
			l_('DATABASE_LOG') => $dbo->log
		);
		$output = strpos($output, '__GCORE_DEBUG__') !== false ? str_replace('__GCORE_DEBUG__', pr($debug, true), $output) : $output;
		return $output;
	}

foreach($this->doc->headertags as $k => $code){
			$chunks[] = $code;
		}
		return implode("\n", array_filter($chunks));
	}

function _renderSystemMessages(){
		$session = Base::getSession();
		$types = $session->getFlash();
		return \GCore\Helpers\Message::render($types);
	}
}