function ConfigInstaller::checkConfigurationToInstall

Overrides ConfigInstallerInterface::checkConfigurationToInstall

File

core/lib/Drupal/Core/Config/ConfigInstaller.php, line 487

Class

ConfigInstaller

Namespace

Code

public function checkConfigurationToInstall($type, $name) {
    if ($this->isSyncing()) {
        // Configuration is assumed to already be checked by the config importer
        // validation events.
        return;
    }
    $config_install_path = $this->getDefaultConfigDirectory($type, $name);
    if (!is_dir($config_install_path)) {
        return;
    }
    $storage = new FileStorage($config_install_path, StorageInterface::DEFAULT_COLLECTION);
    $enabled_extensions = $this->getEnabledExtensions();
    // Add the extension that will be enabled to the list of enabled extensions.
    $enabled_extensions[] = $name;
    // Gets profile storages to search for overrides if necessary.
    $profile_storages = $this->getProfileStorages($name);
    // Check the dependencies of configuration provided by the module.
    list($invalid_default_config, $missing_dependencies) = $this->findDefaultConfigWithUnmetDependencies($storage, $enabled_extensions, $profile_storages);
    if (!empty($invalid_default_config)) {
        throw UnmetDependenciesException::create($name, array_unique($missing_dependencies, SORT_REGULAR));
    }
    // Install profiles can not have config clashes. Configuration that
    // has the same name as a module's configuration will be used instead.
    if ($name != $this->drupalGetProfile()) {
        // Throw an exception if the module being installed contains configuration
        // that already exists. Additionally, can not continue installing more
        // modules because those may depend on the current module being installed.
        $existing_configuration = $this->findPreExistingConfiguration($storage);
        if (!empty($existing_configuration)) {
            throw PreExistingConfigException::create($name, $existing_configuration);
        }
    }
}