function 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.

File

includes/install.core.inc, line 1407

Code

function install_profile_modules(&$install_state) {
    $modules = variable_get('install_profile_modules', array());
    $files = system_rebuild_module_data();
    variable_del('install_profile_modules');
    // Always install required modules first. Respect the dependencies between
    // the modules.
    $required = array();
    $non_required = array();
    // Although the profile module is marked as required, it needs to go after
    // every dependency, including non-required ones. So clear its required
    // flag for now to allow it to install late.
    $files[$install_state['parameters']['profile']]->info['required'] = FALSE;
    // 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);
    $operations = array();
    foreach ($required + $non_required as $module => $weight) {
        $operations[] = array(
            '_install_module_batch',
            array(
                $module,
                $files[$module]->info['name'],
            ),
        );
    }
    $batch = array(
        'operations' => $operations,
        'title' => st('Installing @drupal', array(
            '@drupal' => drupal_install_profile_distribution_name(),
        )),
        'error_message' => st('The installation has encountered an error.'),
        'finished' => '_install_profile_modules_finished',
    );
    return $batch;
}