Example #1
0
/**
 * 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;
}
Example #2
0
 /**
  * @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;
 }
Example #3
0
/**
 * 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);
}