function system_library_info_alter

Implements hook_library_info_alter().

File

core/modules/system/system.module, line 2145

Configuration system that lets administrators modify the workings of the site.

Code

function system_library_info_alter(&$libraries, $module) {
  // Immediately return if not modifying the system libraries.
  if ($module !== 'system') {
    return;
  }
  $config = config('system.core');

  // Don't replace anything if default jQuery should be used.
  if ($config->get('jquery_version') == 'legacy') {
    $libraries['jquery']['version'] = '1.12.4';
    $libraries['jquery']['js'] = array(
      'core/misc/jquery.1.12.js' => array(
        'group' => JS_LIBRARY,
        'weight' => -20,
      ),
      // These include security fixes, so assign a weight that makes them load
      // as soon after jquery.js is loaded as possible.
      'core/misc/jquery-extend-3.4.0.js' => array(
        'group' => JS_LIBRARY,
        'weight' => -19,
      ),
      'core/misc/jquery-html-prefilter-3.5.0.js' => array(
        'group' => JS_LIBRARY,
        'weight' => -19,
      ),
    );
  }

}