function pagerer_theme_registry_alter in Pagerer 7

Implements hook_theme_registry_alter().

Pagerer replaces the theme_pager function defined in the theme registry with its own internal function, and stores the overriden function whereabouts in a cache entry, so it can be called when needed.

File

./pagerer.module, line 287

Pagerer

Code

function pagerer_theme_registry_alter(&$theme_registry) {
  global $theme_key;

  // Stores away details of the overriden function.
  cache_set('pagerer_override:' . $theme_key . ':pager', $theme_registry['pager']);

  // Override the theme callback in the registry.
  $theme_registry['pager']['type'] = 'module';
  $theme_registry['pager']['theme path'] = drupal_get_path('module', 'pagerer');
  $theme_registry['pager']['function'] = '_pagerer_override_theme_pager';
}