/**
 * Install Moodle DB,
 * config.php must exist, there must not be any tables in db yet.
 *
 * @param array $options adminpass is mandatory
 * @param bool $interactive
 * @return void
 */
function install_cli_database(array $options, $interactive)
{
    global $CFG, $DB;
    require_once $CFG->libdir . '/environmentlib.php';
    require_once $CFG->libdir . '/upgradelib.php';
    // show as much debug as possible
    @error_reporting(E_ALL | E_STRICT);
    @ini_set('display_errors', '1');
    $CFG->debug = E_ALL | E_STRICT;
    $CFG->debugdisplay = true;
    $CFG->version = '';
    $CFG->release = '';
    $CFG->branch = '';
    $version = null;
    $release = null;
    $branch = null;
    // read $version and $release
    require $CFG->dirroot . '/version.php';
    if ($DB->get_tables()) {
        cli_error(get_string('clitablesexist', 'install'));
    }
    if (empty($options['adminpass'])) {
        cli_error('Missing required admin password');
    }
    // test environment first
    list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
    if (!$envstatus) {
        $errors = environment_get_errors($environment_results);
        cli_heading(get_string('environment', 'admin'));
        foreach ($errors as $error) {
            list($info, $report) = $error;
            echo "!! {$info} !!\n{$report}\n\n";
        }
        exit(1);
    }
    if (!$DB->setup_is_unicodedb()) {
        if (!$DB->change_db_encoding()) {
            // If could not convert successfully, throw error, and prevent installation
            cli_error(get_string('unicoderequired', 'admin'));
        }
    }
    if ($interactive) {
        cli_separator();
        cli_heading(get_string('databasesetup'));
    }
    // install core
    install_core($version, true);
    set_config('release', $release);
    set_config('branch', $branch);
    if (PHPUNIT_TEST) {
        // mark as test database as soon as possible
        set_config('phpunittest', 'na');
    }
    // install all plugins types, local, etc.
    upgrade_noncore(true);
    // set up admin user password
    $DB->set_field('user', 'password', hash_internal_user_password($options['adminpass']), array('username' => 'admin'));
    // rename admin username if needed
    if (isset($options['adminuser']) and $options['adminuser'] !== 'admin' and $options['adminuser'] !== 'guest') {
        $DB->set_field('user', 'username', $options['adminuser'], array('username' => 'admin'));
    }
    // indicate that this site is fully configured
    set_config('rolesactive', 1);
    upgrade_finished();
    // log in as admin - we need do anything when applying defaults
    $admins = get_admins();
    $admin = reset($admins);
    session_set_user($admin);
    // apply all default settings, do it twice to fill all defaults - some settings depend on other setting
    admin_apply_default_settings(NULL, true);
    admin_apply_default_settings(NULL, true);
    set_config('registerauth', '');
    // set the site name
    if (isset($options['shortname']) and $options['shortname'] !== '') {
        $DB->set_field('course', 'shortname', $options['shortname'], array('format' => 'site'));
    }
    if (isset($options['fullname']) and $options['fullname'] !== '') {
        $DB->set_field('course', 'fullname', $options['fullname'], array('format' => 'site'));
    }
}

}
// remember selected language
$installlang = $CFG->lang;
// return back to original dir before executing setup.php which changes the dir again
chdir($olddir);
// We have config.php, it is a real php script from now on :-)
require $configfile;
// use selected language
$CFG->lang = $installlang;
$SESSION->lang = $CFG->lang;
require "{$CFG->dirroot}/version.php";
// Test environment first.
require_once $CFG->libdir . '/environmentlib.php';
list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
if (!$envstatus) {
    $errors = environment_get_errors($environment_results);
    cli_heading(get_string('environment', 'admin'));
    foreach ($errors as $error) {
        list($info, $report) = $error;
        echo "!! {$info} !!\n{$report}\n\n";
    }
    exit(1);
}
// Test plugin dependencies.
$failed = array();
if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
    cli_problem(get_string('pluginscheckfailed', 'admin', array('pluginslist' => implode(', ', array_unique($failed)))));
    cli_error(get_string('pluginschecktodo', 'admin'));
}
install_cli_database($options, $interactive);
echo get_string('cliinstallfinished', 'install') . "\n";