function _ctools_list_themes in Chaos Tool Suite (ctools) 6

Same name and namespace in other branches

1. 7 includes/plugins.inc \_ctools_list_themes()

Helper function to build a ctools-friendly list of themes capable of providing plugins.

Return value

array $themes A list of themes that can act as plugin providers, sorted parent-first with the active theme placed last.

2 calls to _ctools_list_themes()

ctools_plugin_api_info in includes/plugins.inc

Get an array of information about modules that support an API.

ctools_plugin_get_directories in includes/plugins.inc

Get a list of directories to search for plugins of the given type.

File

includes/plugins.inc, line 427

Contains routines to organize and load plugins. It allows a special variation of the hook system so that plugins can be kept in separate .inc files, and can be either loaded all at once or loaded only when necessary.

Code

function _ctools_list_themes() {
  static $themes;
  if (is_null($themes)) {
    $current = variable_get('theme_default', FALSE);
    $themes = $active = array();
    $all_themes = list_themes();
    foreach ($all_themes as $name => $theme) {

      // Only search from active themes
      if (empty($theme->status) && $theme->name != $current) {
        continue;
      }
      $active[$name] = $theme;

      // Prior to drupal 6.14, $theme->base_themes does not exist. Build it.
      if (!isset($theme->base_themes) && !empty($theme->base_theme)) {
        $active[$name]->base_themes = ctools_find_base_themes($all_themes, $name);
      }
    }

    // Construct a parent-first list of all themes
    foreach ($active as $name => $theme) {
      $base_themes = isset($theme->base_themes) ? $theme->base_themes : array();
      $themes = array_merge($themes, $base_themes, array(
        $name => $theme->info['name'],
      ));
    }

    // Put the actual theme info objects into the array
    foreach (array_keys($themes) as $name) {
      $themes[$name] = $all_themes[$name];
    }

    // Make sure the current default theme always gets the last word
    if ($current_key = array_search($current, array_keys($themes))) {
      $themes += array_splice($themes, $current_key, 1);
    }
  }
  return $themes;
}