/** * Loads a template from a string. * * <pre> * {{ include(template_from_string("Hello {{ name }}")) }} * </pre> * * @param IfwPsn_Vendor_Twig_Environment $env A IfwPsn_Vendor_Twig_Environment instance * @param string $template A template as a string * * @return IfwPsn_Vendor_Twig_Template A IfwPsn_Vendor_Twig_Template instance */ function ifwpsn_twig_template_from_string(IfwPsn_Vendor_Twig_Environment $env, $template) { $name = sprintf('__string_template__%s', hash('sha256', uniqid(mt_rand(), true), false)); $loader = new IfwPsn_Vendor_Twig_Loader_Chain(array(new IfwPsn_Vendor_Twig_Loader_Array(array($name => $template)), $current = $env->getLoader())); $env->setLoader($loader); try { $template = $env->loadTemplate($name); } catch (Exception $e) { $env->setLoader($current); throw $e; } $env->setLoader($current); return $template; }
/** * @param $string * @param array $context * @param null|callable $exceptionHandler * @return string */ public function parse($string, $context = array(), $exceptionHandler = null) { if (!empty($string)) { try { if ($this->_env->getLoader() instanceof IfwPsn_Vendor_Twig_Loader_String) { $string = $this->_sanitzeString($string); } $string = $this->_env->render($string, $context); } catch (Exception $e) { // invalid filter handling if (is_callable($exceptionHandler)) { call_user_func_array($exceptionHandler, array($e)); } else { if ($this->_logger instanceof IfwPsn_Wp_Plugin_Logger) { $this->_logger->err($e->getMessage()); } } } } return $string; }
/** * Returns a template content without rendering it. * * @param string $name The template name * * @return string The template source */ function ifwpsn_twig_source(IfwPsn_Vendor_Twig_Environment $env, $name) { return $env->getLoader()->getSource($name); }