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<?php
/*
* This file is part of Twig.
*
* (c) 2010-2012 Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Represents a template function.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_SimpleFunction
{
protected $name;
protected $callable;
protected $options;
protected $arguments = array();
public function __construct($name, $callable, array $options = array())
{
$this->name = $name;
$this->callable = $callable;
$this->options = array_merge(array(
'needs_environment' => false,
'needs_context' => false,
'is_safe' => null,
'is_safe_callback' => null,
'node_class' => 'Twig_Node_Expression_Function',
), $options);
}
public function getName()
{
return $this->name;
}
public function getCallable()
{
return $this->callable;
}
public function getNodeClass()
{
return $this->options['node_class'];
}
public function setArguments($arguments)
{
$this->arguments = $arguments;
}
public function getArguments()
{
return $this->arguments;
}
public function needsEnvironment()
{
return $this->options['needs_environment'];
}
public function needsContext()
{
return $this->options['needs_context'];
}
public function getSafe(Twig_Node $functionArgs)
{
if (null !== $this->options['is_safe']) {
return $this->options['is_safe'];
}
if (null !== $this->options['is_safe_callback']) {
return call_user_func($this->options['is_safe_callback'], $functionArgs);
}
return array();
}
}
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