public function Connection::getProvider in Drupal 9

Get the module name of the module that is providing the database driver.

Return value

string The module name of the module that is providing the database driver, or "core" when the driver is not provided as part of a module.

File

core/lib/Drupal/Core/Database/Connection.php, line 2100

Class

Connection: Base Database API class.

Namespace

Drupal\Core\Database

Code

public function getProvider() : string {
  [
    $first,
    $second,
  ] = explode('\\', $this->connectionOptions['namespace'], 3);

  // The namespace for Drupal modules is Drupal\MODULE_NAME, and the module
  // name must be all lowercase. Second-level namespaces containing uppercase
  // letters (e.g., "Core", "Component", "Driver") are not modules.
  // @see \Drupal\Core\DrupalKernel::getModuleNamespacesPsr4()
  // @see https://www.drupal.org/docs/8/creating-custom-modules/naming-and-placing-your-drupal-8-module#s-name-your-module
  return $first === 'Drupal' && strtolower($second) === $second ? $second : 'core';
}

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