function drupal_check_module

Checks a module's requirements.

Parameters

$module: Machine name of module to check.

Return value

bool TRUE or FALSE, depending on whether the requirements are met.

File

core/includes/install.inc, line 1035

Code

function drupal_check_module($module) {
  /** @var \Drupal\Core\Extension\ModuleExtensionList $module_list */
  $module_list = \Drupal::service('extension.list.module');
  $file = DRUPAL_ROOT . '/' . $module_list->getPath($module) . "/{$module}.install";
  if (is_file($file)) {
    require_once $file;
  }
  // Check requirements
  $requirements = \Drupal::moduleHandler()->invoke($module, 'requirements', [
    'install',
  ]);
  if (is_array($requirements) && drupal_requirements_severity($requirements) == REQUIREMENT_ERROR) {
    // Print any error messages
    foreach ($requirements as $requirement) {
      if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_ERROR) {
        $message = $requirement['description'];
        if (isset($requirement['value']) && $requirement['value']) {
          $message = t('@requirements_message (Currently using @item version @version)', [
            '@requirements_message' => $requirement['description'],
            '@item' => $requirement['title'],
            '@version' => $requirement['value'],
          ]);
        }
        \Drupal::messenger()->addError($message);
      }
    }
    return FALSE;
  }
  return TRUE;
}