function install_profile_modules in Drupal 8

Same name and namespace in other branches

1. 7 includes/install.core.inc \install_profile_modules()
2. 9 core/includes/install.core.inc \install_profile_modules()

Installs required modules via a batch process.

Parameters

$install_state: An array of information about the current installation state.

Return value

The batch definition.

2 string references to 'install_profile_modules'

install_base_system in core/includes/install.core.inc

Installation task; install the base functionality Drupal needs to bootstrap.

install_tasks in core/includes/install.core.inc

Returns a list of all tasks the installer currently knows about.

File

core/includes/install.core.inc, line 1566

API functions for installing Drupal.

Code

function install_profile_modules(&$install_state) {

  // We need to manually trigger the installation of core-provided entity types,
  // as those will not be handled by the module installer.
  install_core_entity_type_definitions();
  $modules = \Drupal::state()
    ->get('install_profile_modules') ?: [];
  $files = \Drupal::service('extension.list.module')
    ->getList();
  \Drupal::state()
    ->delete('install_profile_modules');

  // Always install required modules first. Respect the dependencies between
  // the modules.
  $required = [];
  $non_required = [];

  // Add modules that other modules depend on.
  foreach ($modules as $module) {
    if ($files[$module]->requires) {
      $modules = array_merge($modules, array_keys($files[$module]->requires));
    }
  }
  $modules = array_unique($modules);
  foreach ($modules as $module) {
    if (!empty($files[$module]->info['required'])) {
      $required[$module] = $files[$module]->sort;
    }
    else {
      $non_required[$module] = $files[$module]->sort;
    }
  }
  arsort($required);
  arsort($non_required);
  $operations = [];
  foreach ($required + $non_required as $module => $weight) {
    $operations[] = [
      '_install_module_batch',
      [
        $module,
        $files[$module]->info['name'],
      ],
    ];
  }
  $batch = [
    'operations' => $operations,
    'title' => t('Installing @drupal', [
      '@drupal' => drupal_install_profile_distribution_name(),
    ]),
    'error_message' => t('The installation has encountered an error.'),
  ];
  return $batch;
}