/classes/org/tubepress/template/SimpleTemplate.class.php

<?php
/**
 * Copyright 2006 - 2010 Eric D. Hough (http://ehough.com)
 * 
 * This file is part of TubePress (http://tubepress.org)
 * 
 * TubePress is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * TubePress is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with TubePress.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

function_exists('tubepress_load_classes')
    || require(dirname(__FILE__) . '/../../../tubepress_classloader.php');
tubepress_load_classes(array('org_tubepress_util_StringUtils',
    'org_tubepress_template_Template'));

class org_tubepress_template_SimpleTemplate implements org_tubepress_template_Template
{
	private $_source;
	private $_path;
	
	public function __construct()
	{
	    $this->_source = array();
	}
	
	public function setPath($path)
	{
	    if (!is_readable($path)) {
	        throw new Exception("Cannot read template at $path");
	    }
		$this->_path = $path;
	}
	
	public function setVariable($name, $value)
	{
		$this->_source[$name] = $value;
	}
	
	public function toString()
	{
	    if (!isset($this->_path)) {
	        throw new Exception('Can\'t build template when no file is set');
	    }
	    
		ob_start();
		extract($this->_source);
        include realpath($this->_path);
        $result = ob_get_contents();
        ob_end_clean();
        return org_tubepress_util_StringUtils::removeEmptyLines($result);
	}
	
	public function reset()
	{
		$this->_source = array();	
	}
}