protected function ThemeRegistryLoader::findTemplate in Drupal 10

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Template/Loader/ThemeRegistryLoader.php \Drupal\Core\Template\Loader\ThemeRegistryLoader::findTemplate()
2. 9 core/lib/Drupal/Core/Template/Loader/ThemeRegistryLoader.php \Drupal\Core\Template\Loader\ThemeRegistryLoader::findTemplate()

Finds the path to the requested template.

Parameters

string $name: The name of the template to load.

bool $throw: Whether to throw an exception when an error occurs.

Return value

string|null The path to the template, or NULL if the template is not found.

Throws

\Twig\Error\LoaderError Thrown if a template matching $name cannot be found.

1 call to ThemeRegistryLoader::findTemplate()

ThemeRegistryLoader::getCacheKey in core/lib/Drupal/Core/Template/Loader/ThemeRegistryLoader.php

File

core/lib/Drupal/Core/Template/Loader/ThemeRegistryLoader.php, line 47

Class

ThemeRegistryLoader

Loads templates based on information from the Drupal theme registry.

Namespace

Drupal\Core\Template\Loader

Code

protected function findTemplate(string $name, bool $throw = TRUE) {

  // Allow for loading based on the Drupal theme registry.
  $hook = str_replace('.html.twig', '', strtr($name, '-', '_'));
  $theme_registry = $this->themeRegistry
    ->getRuntime();
  if ($theme_registry
    ->has($hook)) {
    $info = $theme_registry
      ->get($hook);
    if (isset($info['path'])) {
      $path = $info['path'] . '/' . $name;
    }
    elseif (isset($info['template'])) {
      $path = $info['template'] . '.html.twig';
    }
    if (isset($path) && is_file($path)) {
      return $this->cache[$name] = $path;
    }
  }
  if ($throw) {
    throw new LoaderError(sprintf('Unable to find template "%s" in the Drupal theme registry.', $name));
  }
  return NULL;
}