--- /dev/null
+<?php
+
+namespace Drupal\Core\Command;
+
+use Drupal\Component\Utility\Crypt;
+use Drupal\Core\Database\ConnectionNotDefinedException;
+use Drupal\Core\Database\Database;
+use Drupal\Core\DrupalKernel;
+use Drupal\Core\Extension\ExtensionDiscovery;
+use Drupal\Core\Extension\InfoParserDynamic;
+use Drupal\Core\Site\Settings;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+/**
+ * Installs a Drupal site for local testing/development.
+ *
+ * @internal
+ * This command makes no guarantee of an API for Drupal extensions.
+ */
+class InstallCommand extends Command {
+
+ /**
+ * The class loader.
+ *
+ * @var object
+ */
+ protected $classLoader;
+
+ /**
+ * Constructs a new InstallCommand command.
+ *
+ * @param object $class_loader
+ * The class loader.
+ */
+ public function __construct($class_loader) {
+ parent::__construct('install');
+ $this->classLoader = $class_loader;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function configure() {
+ $this->setName('install')
+ ->setDescription('Installs a Drupal demo site. This is not meant for production and might be too simple for custom development. It is a quick and easy way to get Drupal running.')
+ ->addArgument('install-profile', InputArgument::OPTIONAL, 'Install profile to install the site in.')
+ ->addOption('langcode', NULL, InputOption::VALUE_OPTIONAL, 'The language to install the site in.', 'en')
+ ->addOption('site-name', NULL, InputOption::VALUE_OPTIONAL, 'Set the site name.', 'Drupal')
+ ->addUsage('demo_umami --langcode fr')
+ ->addUsage('standard --site-name QuickInstall');
+
+ parent::configure();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function execute(InputInterface $input, OutputInterface $output) {
+ $io = new SymfonyStyle($input, $output);
+ if (!extension_loaded('pdo_sqlite')) {
+ $io->getErrorStyle()->error('You must have the pdo_sqlite PHP extension installed. See core/INSTALL.sqlite.txt for instructions.');
+ return 1;
+ }
+
+ // Change the directory to the Drupal root.
+ chdir(dirname(dirname(dirname(dirname(dirname(__DIR__))))));
+
+ // Check whether there is already an installation.
+ if ($this->isDrupalInstalled()) {
+ // Do not fail if the site is already installed so this command can be
+ // chained with ServerCommand.
+ $output->writeln('<info>Drupal is already installed.</info> If you want to reinstall, remove sites/default/files and sites/default/settings.php.');
+ return 0;
+ }
+
+ $install_profile = $input->getArgument('install-profile');
+ if ($install_profile && !$this->validateProfile($install_profile, $io)) {
+ return 1;
+ }
+ if (!$install_profile) {
+ $install_profile = $this->selectProfile($io);
+ }
+
+ return $this->install($this->classLoader, $io, $install_profile, $input->getOption('langcode'), $this->getSitePath(), $input->getOption('site-name'));
+ }
+
+ /**
+ * Returns whether there is already an existing Drupal installation.
+ *
+ * @return bool
+ */
+ protected function isDrupalInstalled() {
+ try {
+ $kernel = new DrupalKernel('prod', $this->classLoader, FALSE);
+ $kernel::bootEnvironment();
+ $kernel->setSitePath($this->getSitePath());
+ Settings::initialize($kernel->getAppRoot(), $kernel->getSitePath(), $this->classLoader);
+ $kernel->boot();
+ }
+ catch (ConnectionNotDefinedException $e) {
+ return FALSE;
+ }
+ return !empty(Database::getConnectionInfo());
+ }
+
+ /**
+ * Installs Drupal with specified installation profile.
+ *
+ * @param object $class_loader
+ * The class loader.
+ * @param \Symfony\Component\Console\Style\SymfonyStyle $io
+ * The Symfony output decorator.
+ * @param string $profile
+ * The installation profile to use.
+ * @param string $langcode
+ * The language to install the site in.
+ * @param string $site_path
+ * The path to install the site to, like 'sites/default'.
+ * @param string $site_name
+ * The site name.
+ *
+ * @throws \Exception
+ * Thrown when failing to create the $site_path directory or settings.php.
+ */
+ protected function install($class_loader, SymfonyStyle $io, $profile, $langcode, $site_path, $site_name) {
+ $password = Crypt::randomBytesBase64(12);
+ $parameters = [
+ 'interactive' => FALSE,
+ 'site_path' => $site_path,
+ 'parameters' => [
+ 'profile' => $profile,
+ 'langcode' => $langcode,
+ ],
+ 'forms' => [
+ 'install_settings_form' => [
+ 'driver' => 'sqlite',
+ 'sqlite' => [
+ 'database' => $site_path . '/files/.sqlite',
+ ],
+ ],
+ 'install_configure_form' => [
+ 'site_name' => $site_name,
+ 'site_mail' => 'drupal@localhost',
+ 'account' => [
+ 'name' => 'admin',
+ 'mail' => 'admin@localhost',
+ 'pass' => [
+ 'pass1' => $password,
+ 'pass2' => $password,
+ ],
+ ],
+ 'enable_update_status_module' => TRUE,
+ // form_type_checkboxes_value() requires NULL instead of FALSE values
+ // for programmatic form submissions to disable a checkbox.
+ 'enable_update_status_emails' => NULL,
+ ],
+ ],
+ ];
+
+ // Create the directory and settings.php if not there so that the installer
+ // works.
+ if (!is_dir($site_path)) {
+ if ($io->isVerbose()) {
+ $io->writeln("Creating directory: $site_path");
+ }
+ if (!mkdir($site_path, 0775)) {
+ throw new \RuntimeException("Failed to create directory $site_path");
+ }
+ }
+ if (!file_exists("{$site_path}/settings.php")) {
+ if ($io->isVerbose()) {
+ $io->writeln("Creating file: {$site_path}/settings.php");
+ }
+ if (!copy('sites/default/default.settings.php', "{$site_path}/settings.php")) {
+ throw new \RuntimeException("Copying sites/default/default.settings.php to {$site_path}/settings.php failed.");
+ }
+ }
+
+ require_once 'core/includes/install.core.inc';
+
+ $progress_bar = $io->createProgressBar();
+ install_drupal($class_loader, $parameters, function ($install_state) use ($progress_bar) {
+ static $started = FALSE;
+ if (!$started) {
+ $started = TRUE;
+ // We've already done 1.
+ $progress_bar->setFormat("%current%/%max% [%bar%]\n%message%\n");
+ $progress_bar->setMessage(t('Installing @drupal', ['@drupal' => drupal_install_profile_distribution_name()]));
+ $tasks = install_tasks($install_state);
+ $progress_bar->start(count($tasks) + 1);
+ }
+ $tasks_to_perform = install_tasks_to_perform($install_state);
+ $task = current($tasks_to_perform);
+ if (isset($task['display_name'])) {
+ $progress_bar->setMessage($task['display_name']);
+ }
+ $progress_bar->advance();
+ });
+ $success_message = t('Congratulations, you installed @drupal!', [
+ '@drupal' => drupal_install_profile_distribution_name(),
+ '@name' => 'admin',
+ '@pass' => $password,
+ ], ['langcode' => $langcode]);
+ $progress_bar->setMessage('<info>' . $success_message . '</info>');
+ $progress_bar->display();
+ $progress_bar->finish();
+ $io->writeln('<info>Username:</info> admin');
+ $io->writeln("<info>Password:</info> $password");
+ }
+
+ /**
+ * Gets the site path.
+ *
+ * Defaults to 'sites/default'. For testing purposes this can be overridden
+ * using the DRUPAL_DEV_SITE_PATH environment variable.
+ *
+ * @return string
+ * The site path to use.
+ */
+ protected function getSitePath() {
+ return getenv('DRUPAL_DEV_SITE_PATH') ?: 'sites/default';
+ }
+
+ /**
+ * Selects the install profile to use.
+ *
+ * @param \Symfony\Component\Console\Style\SymfonyStyle $io
+ * Symfony style output decorator.
+ *
+ * @return string
+ * The selected install profile.
+ *
+ * @see _install_select_profile()
+ * @see \Drupal\Core\Installer\Form\SelectProfileForm
+ */
+ protected function selectProfile(SymfonyStyle $io) {
+ $profiles = $this->getProfiles();
+
+ // If there is a distribution there will be only one profile.
+ if (count($profiles) == 1) {
+ return key($profiles);
+ }
+ // Display alphabetically by human-readable name, but always put the core
+ // profiles first (if they are present in the filesystem).
+ natcasesort($profiles);
+ if (isset($profiles['minimal'])) {
+ // If the expert ("Minimal") core profile is present, put it in front of
+ // any non-core profiles rather than including it with them
+ // alphabetically, since the other profiles might be intended to group
+ // together in a particular way.
+ $profiles = ['minimal' => $profiles['minimal']] + $profiles;
+ }
+ if (isset($profiles['standard'])) {
+ // If the default ("Standard") core profile is present, put it at the very
+ // top of the list. This profile will have its radio button pre-selected,
+ // so we want it to always appear at the top.
+ $profiles = ['standard' => $profiles['standard']] + $profiles;
+ }
+ reset($profiles);
+ return $io->choice('Select an installation profile', $profiles, current($profiles));
+ }
+
+ /**
+ * Validates a user provided install profile.
+ *
+ * @param string $install_profile
+ * Install profile to validate.
+ * @param \Symfony\Component\Console\Style\SymfonyStyle $io
+ * Symfony style output decorator.
+ *
+ * @return bool
+ * TRUE if the profile is valid, FALSE if not.
+ */
+ protected function validateProfile($install_profile, SymfonyStyle $io) {
+ // Allow people to install hidden and non-distribution profiles if they
+ // supply the argument.
+ $profiles = $this->getProfiles(TRUE, FALSE);
+ if (!isset($profiles[$install_profile])) {
+ $error_msg = sprintf("'%s' is not a valid install profile.", $install_profile);
+ $alternatives = [];
+ foreach (array_keys($profiles) as $profile_name) {
+ $lev = levenshtein($install_profile, $profile_name);
+ if ($lev <= strlen($profile_name) / 4 || FALSE !== strpos($profile_name, $install_profile)) {
+ $alternatives[] = $profile_name;
+ }
+ }
+ if (!empty($alternatives)) {
+ $error_msg .= sprintf(" Did you mean '%s'?", implode("' or '", $alternatives));
+ }
+ $io->getErrorStyle()->error($error_msg);
+ return FALSE;
+ }
+ return TRUE;
+ }
+
+ /**
+ * Gets a list of profiles.
+ *
+ * @param bool $include_hidden
+ * (optional) Whether to include hidden profiles. Defaults to FALSE.
+ * @param bool $auto_select_distributions
+ * (optional) Whether to only return the first distribution found.
+ *
+ * @return string[]
+ * An array of profile descriptions keyed by the profile machine name.
+ */
+ protected function getProfiles($include_hidden = FALSE, $auto_select_distributions = TRUE) {
+ // Build a list of all available profiles.
+ $listing = new ExtensionDiscovery(getcwd(), FALSE);
+ $listing->setProfileDirectories([]);
+ $profiles = [];
+ $info_parser = new InfoParserDynamic();
+ foreach ($listing->scan('profile') as $profile) {
+ $details = $info_parser->parse($profile->getPathname());
+ // Don't show hidden profiles.
+ if (!$include_hidden && !empty($details['hidden'])) {
+ continue;
+ }
+ // Determine the name of the profile; default to the internal name if none
+ // is specified.
+ $name = isset($details['name']) ? $details['name'] : $profile->getName();
+ $description = isset($details['description']) ? $details['description'] : $name;
+ $profiles[$profile->getName()] = $description;
+
+ if ($auto_select_distributions && !empty($details['distribution'])) {
+ return [$profile->getName() => $description];
+ }
+ }
+ return $profiles;
+ }
+
+}