public function Tasks::validateDatabaseSettings in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Database/Install/Tasks.php \Drupal\Core\Database\Install\Tasks::validateDatabaseSettings()

Validates driver specific configuration settings.

Checks to ensure correct basic database settings and that a proper connection to the database can be established.

Parameters

$database: An array of driver specific configuration options.

Return value

An array of driver configuration errors, keyed by form element name.

File

core/lib/Drupal/Core/Database/Install/Tasks.php, line 328

Class

Tasks

Database installer structure.

Namespace

Drupal\Core\Database\Install

Code

public function validateDatabaseSettings($database) {
  $errors = [];

  // Verify the table prefix.
  if (!empty($database['prefix']) && is_string($database['prefix']) && !preg_match('/^[A-Za-z0-9_.]+$/', $database['prefix'])) {
    $errors[$database['driver'] . '][prefix'] = t('The database table prefix you have entered, %prefix, is invalid. The table prefix can only contain alphanumeric characters, periods, or underscores.', [
      '%prefix' => $database['prefix'],
    ]);
  }
  return $errors;
}