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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) 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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class Twig_Extension_StringLoader extends Twig_Extension
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{
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/**
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* {@inheritdoc}
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*/
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public function getFunctions()
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{
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return array(
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new Twig_SimpleFunction('template_from_string', 'twig_template_from_string', array('needs_environment' => true)),
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function getName()
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{
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return 'string_loader';
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}
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}
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/**
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* Loads a template from a string.
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*
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* <pre>
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* {{ include(template_from_string("Hello {{ name }}")) }}
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* </pre>
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*
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* @param Twig_Environment $env A Twig_Environment instance
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* @param string $template A template as a string
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*
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* @return Twig_Template A Twig_Template instance
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*/
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function twig_template_from_string(Twig_Environment $env, $template)
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{
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static $loader;
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if (null === $loader) {
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$loader = new Twig_Loader_String();
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}
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$current = $env->getLoader();
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$env->setLoader($loader);
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try {
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$template = $env->loadTemplate($template);
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} catch (Exception $e) {
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$env->setLoader($current);
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throw $e;
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}
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$env->setLoader($current);
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return $template;
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}
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