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<?php
/**
* @package Warp Theme Framework
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
namespace Warp\Helper;
/**
* Template helper class, render layouts.
*/
class TemplateHelper extends AbstractHelper
{
/**
* @var array
*/
protected $slots = array();
/**
* Render a layout file.
*
* @param string $resource
* @param array $args
*
* @return string
*/
public function render($resource, $args = array())
{
// default namespace
if (strpos($resource, ':') === false) {
$resource = 'layouts:'.$resource;
}
// trigger event
$this['event']->trigger('render.'.$resource, array(&$resource, &$args));
// set resource and layout file
$__resource = $resource;
$__layout = $this['path']->path($__resource.'.php');
// render layout
if ($__layout != false) {
// import vars and get content
extract($args);
ob_start();
include($__layout);
return ob_get_clean();
}
trigger_error('<b>'.$__resource.'</b> not found in paths: ['.implode(', ', $this['path']->_paths['layouts']).']');
return null;
}
/**
* Slot exists ?
*
* @param string $name
*
* @return boolean
*/
public function has($name)
{
return isset($this->slots[$name]);
}
/**
* Retrieve a slot.
*
* @param string $name
* @param mixed $default
*
* @return mixed
*/
public function get($name, $default = false)
{
return isset($this->slots[$name]) ? $this->slots[$name] : $default;
}
/**
* Set a slot.
*
* @param string $name
* @param string $content
*/
public function set($name, $content)
{
$this->slots[$name] = $content;
}
/**
* Outputs slot content.
*
* @param string $name
* @param mixed $default
*
* @return boolean
*/
public function output($name, $default = false)
{
if (!isset($this->slots[$name])) {
if (false !== $default) {
echo $default;
return true;
}
return false;
}
echo $this->slots[$name];
return true;
}
}