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