function eck_system_info_alter in Entity Construction Kit (ECK) 7.3

Same name and namespace in other branches

1. 7.2 eck.module \eck_system_info_alter()

Implements hook_system_info_alter().

If there are entity types created, lets not let the user disable the module. If the eck_entity_cache module is installed, eck can not be disabled.

File

./eck.module, line 1163

Code

function eck_system_info_alter(&$info, $file, $type) {
  if ($type == "module" && array_key_exists("name", $info) && $info['name'] == "Entity Construction Kit") {
    $done = FALSE;
    $entity_types = EntityType::loadAll();
    if (!empty($entity_types)) {
      $info['required'] = TRUE;
      $info['explanation'] = "Entity types created by ECK are still present in the system.";
      $done = TRUE;
    }

    // If ECK EntityCache is installed, we can not disable or uninstall ECK.
    if (!$done) {
      $query = db_select("system", "s");
      $query
        ->fields('s', array(
        'schema_version',
      ));
      $query
        ->condition('s.name', 'eck_entitycache', '=');
      $query
        ->condition('s.type', 'module', '=');
      $result = $query
        ->execute();
      foreach ($result as $row) {
        $schema_version = $row->schema_version;
        if ($schema_version == 0) {
          $info['required'] = TRUE;
          $info['explanation'] = "ECK EntityCache must be uninstalled before you can disable/uninstall ECK";
        }
      }
    }
  }
}