/**
* Add Twig extensions.
*
* @param ExtensionInterface $extension
* @param string $name
*
* @throws \Exception
*/
private function loadExtensionTwig(ExtensionInterface $extension, $name)
{
if (!is_callable([$extension, 'getTwigExtensions'])) {
return;
}
/** @var \Twig_Extension[] $extensions */
$twigExtensions = $extension->getTwigExtensions();
$addTwigExFunc = [$this, 'addTwigExtension'];
foreach ($twigExtensions as $twigExtension) {
$this->app['twig'] = $this->app->share($this->app->extend('twig', function (\Twig_Environment $twig) use($addTwigExFunc, $twigExtension, $name) {
call_user_func($addTwigExFunc, $twig, $twigExtension, $name);
return $twig;
}));
if (!is_callable([$extension, 'isSafe']) || !$extension->isSafe()) {
continue;
}
$this->app['safe_twig'] = $this->app->share($this->app->extend('safe_twig', function (\Twig_Environment $twig) use($addTwigExFunc, $twigExtension, $name) {
call_user_func($addTwigExFunc, $twig, $twigExtension, $name);
return $twig;
}));
}
}
