The parseFrontendTemplate
hook is triggered when a front end template is
parsed. It passes the template content and the template name as arguments
and expects the template content as return value.
string $buffer
Content of the parsed front end template.
string $template
The template name (e.g. nav_default
) without file extension.
since 4.9.21 \Contao\FrontendTemplate $template
The front end template instance.
Return the original $buffer
or override the template with your custom
modification.
// src/EventListener/ParseFrontendTemplateListener.php
namespace App\EventListener;
use Contao\CoreBundle\DependencyInjection\Attribute\AsHook;
use Contao\FrontendTemplate;
#[AsHook('parseFrontendTemplate')]
class ParseFrontendTemplateListener
{
public function __invoke(string $buffer, string $templateName, FrontendTemplate $template): string
{
if ('ce_text' === $templateName) {
// Modify $buffer
}
return $buffer;
}
}