protected function Registry::completeSuggestion in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/lib/Drupal/Core/Theme/Registry.php \Drupal\Core\Theme\Registry::completeSuggestion()

Completes the definition of the requested suggestion hook.

Parameters

string $hook: The name of the suggestion hook to complete.

array $cache: The theme registry, as documented in \Drupal\Core\Theme\Registry::processExtension().

1 call to Registry::completeSuggestion()

Registry::postProcessExtension in core/lib/Drupal/Core/Theme/Registry.php

Completes the theme registry adding discovered functions and hooks.

File

core/lib/Drupal/Core/Theme/Registry.php, line 591

Contains \Drupal\Core\Theme\Registry.

Class

Registry

Defines the theme registry service.

Namespace

Drupal\Core\Theme

Code

protected function completeSuggestion($hook, array &$cache) {
  $previous_hook = $hook;
  $incomplete_previous_hook = array();
  while ((!isset($cache[$previous_hook]) || isset($cache[$previous_hook]['incomplete preprocess functions'])) && ($pos = strrpos($previous_hook, '__'))) {
    if (isset($cache[$previous_hook]) && !$incomplete_previous_hook && isset($cache[$previous_hook]['incomplete preprocess functions'])) {
      $incomplete_previous_hook = $cache[$previous_hook];
      unset($incomplete_previous_hook['incomplete preprocess functions']);
    }
    $previous_hook = substr($previous_hook, 0, $pos);

    // If base hook exists clone of it for the preprocess function
    // without a template.
    // @see https://www.drupal.org/node/2457295
    if (isset($cache[$previous_hook]) && !isset($cache[$previous_hook]['incomplete preprocess functions'])) {
      $cache[$hook] = $incomplete_previous_hook + $cache[$previous_hook];
      if (isset($incomplete_previous_hook['preprocess functions'])) {
        $diff = array_diff($incomplete_previous_hook['preprocess functions'], $cache[$previous_hook]['preprocess functions']);
        $cache[$hook]['preprocess functions'] = array_merge($cache[$previous_hook]['preprocess functions'], $diff);
      }

      // If a base hook isn't set, this is the actual base hook.
      if (!isset($cache[$previous_hook]['base hook'])) {
        $cache[$hook]['base hook'] = $previous_hook;
      }
    }
  }
}