function list_theme_engines in Drupal 4

Same name and namespace in other branches

1. 5 includes/theme.inc \list_theme_engines()

Provides a list of currently available theme engines

Parameters

$refresh: Whether to reload the list of themes from the database.

Return value

An array of the currently available theme engines.

File

includes/theme.inc, line 121

The theme system, which controls the output of Drupal.

Code

function list_theme_engines($refresh = FALSE) {
  static $list;
  if ($refresh) {
    unset($list);
  }
  if (!$list) {
    $list = array();
    $result = db_query("SELECT * FROM {system} WHERE type = 'theme_engine' AND status = '1' ORDER BY name");
    while ($engine = db_fetch_object($result)) {
      if (file_exists($engine->filename)) {
        $list[$engine->name] = $engine;
      }
    }
  }
  return $list;
}