public static function UtilHelper::switchTheme in Helper 7

Switch the current theme.

Parameters

string $theme: The theme name.

File

lib/UtilHelper.php, line 43

Class

UtilHelper

Code

public static function switchTheme($theme) {
  $themes = list_themes();
  if (!isset($themes[$theme]) || $GLOBALS['theme'] == $theme) {
    return;
  }
  $GLOBALS['theme'] = $GLOBALS['theme_key'] = $theme;

  // Find all our ancestor themes and put them in an array.
  $base_theme = array();
  $ancestor = $theme;
  while ($ancestor && isset($themes[$ancestor]->base_theme)) {
    $ancestor = $themes[$ancestor]->base_theme;
    $base_theme[] = $themes[$ancestor];
  }
  _drupal_theme_initialize($themes[$theme], array_reverse($base_theme));

  // Themes can have alter functions, so reset the drupal_alter() cache.
  drupal_static_reset('drupal_alter');
  drupal_static_reset('theme_get_registry');
}