ACMS-000: Add the Multisite global drush command.

src/Drush/Commands/HooksDrushCommands.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Acquia\Drupal\RecommendedSettings\Drush\Commands;
+
+use Acquia\Drupal\RecommendedSettings\Helpers\EnvironmentDetector;
+use Consolidation\AnnotatedCommand\CommandData;
+use Consolidation\AnnotatedCommand\Events\CustomEventAwareInterface;
+use Consolidation\AnnotatedCommand\Events\CustomEventAwareTrait;
+use Consolidation\AnnotatedCommand\Hooks\HookManager;
+use Drush\Attributes as CLI;
+use Drush\Commands\DrushCommands;
+
+/**
+ * This
+ */
+class HooksDrushCommands extends DrushCommands {
+
+  /**
+   * Generate settings.php for multisite if current env. is not Site factory.
+   */
+  #[CLI\Hook(type: HookManager::ON_EVENT, target: MultisiteDrushCommands::VALIDATE_GENERATE_SETTINGS)]
+  public function isAcquiaEnvironment(): bool {
+    return !EnvironmentDetector::isAcsfEnv();
+  }
+
+  /**
+   * Generate settings.php for multisite if current env. is local or CloudIDE.
+   */
+  #[CLI\Hook(type: HookManager::ON_EVENT, target: MultisiteDrushCommands::VALIDATE_GENERATE_SETTINGS)]
+  public function isLocalEnvironment(): bool {
+    return (EnvironmentDetector::isLocalEnv() || EnvironmentDetector::isAhIdeEnv());
+  }
+
+}

src/Drush/Commands/MultisiteDrushCommands.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Acquia\Drupal\RecommendedSettings\Drush\Commands;
+
+use Acquia\Drupal\RecommendedSettings\Drush\Traits\SiteUriTrait;
+use Acquia\Drupal\RecommendedSettings\Helpers\EnvironmentDetector;
+use Acquia\Drupal\RecommendedSettings\Settings;
+use Consolidation\AnnotatedCommand\CommandData;
+use Consolidation\AnnotatedCommand\Events\CustomEventAwareInterface;
+use Consolidation\AnnotatedCommand\Events\CustomEventAwareTrait;
+use Consolidation\AnnotatedCommand\Hooks\HookManager;
+use Drupal\Core\Database\Database;
+use Drush\Attributes as CLI;
+use Drush\Boot\BootstrapManager;
+use Drush\Boot\DrupalBootLevels;
+use Drush\Commands\DrushCommands;
+use Drush\Drush;
+use Symfony\Component\Filesystem\Path;
+use Psr\Container\ContainerInterface as DrushContainer;
+
+/**
+ * A Drush command to generate settings.php for Multisite.
+ */
+class MultisiteDrushCommands extends DrushCommands implements CustomEventAwareInterface {
+
+  use CustomEventAwareTrait;
+  use SiteUriTrait;
+
+  const VALIDATE_GENERATE_SETTINGS = 'validate-generate-settings';
+  const POST_GENERATE_SETTINGS = 'post-generate-settings';
+
+  /**
+   * Construct an object of Multisite commands.
+   */
+  public function __construct(private BootstrapManager $bootstrapManager) {
+    parent::__construct();
+  }
+
+  /**
+   * {@inheritDoc}
+   */
+  public static function createEarly(DrushContainer $drush_container): self {
+    return new static(
+      $drush_container->get('bootstrap.manager')
+    );
+  }
+
+  /**
+   * Execute code before pre-validate site:install.
+   */
+  #[CLI\Hook(type: HookManager::PRE_ARGUMENT_VALIDATOR, target: 'site-install')]
+  public function preValidateSiteInstall(CommandData $commandData): void {
+    if ($this->invokeHook(self::VALIDATE_GENERATE_SETTINGS)) {
+      $uri = $commandData->input()->getOption('uri') ?? 'default';
+      $sitesSubdir = $this->getSitesSubdirFromUri(DRUPAL_ROOT, $uri);
+      $commandData->input()->setOption('sites-subdir', $sitesSubdir);
+      $options = $commandData->options();
+      $this->bootstrapManager->setUri('http://' . $sitesSubdir);
+
+      // Try to get any already configured database information.
+      $this->bootstrapManager->bootstrapMax(DrupalBootLevels::CONFIGURATION, $commandData->annotationData());
+
+      // By default, bootstrap manager boot site from default/setting.php
+      // hence remove the database connection if site is other than default.
+      if (($sitesSubdir && "sites/$sitesSubdir" !== $this->bootstrapManager->bootstrap()->confpath())) {
+        Database::removeConnection('default');
+        $db = [
+          'database' => 'drupal',
+          'username' => 'drupal',
+          'password' => 'drupal',
+          'host' => 'localhost',
+          'port' => '3306',
+        ];
+        $dbSpec = [
+          "drupal" => ["db" => $db]
+        ];
+        if (!($options['db-url'])) {
+          if (EnvironmentDetector::isLocalEnv()) {
+            $db = $this->askDbCredentials($sitesSubdir, $db);
+            $dbSpec["drupal"]["db"] = $db;
+          }
+          $commandData->input()->setOption("db-url",
+            "mysql://" . $db['username'] . ":" . $db['password'] . "@" . $db['host'] . ":" . $db['port'] . "/" . $db['database']
+          );
+        }
+        $settings = new Settings(DRUPAL_ROOT, $sitesSubdir);
+        try {
+          $settings->generate($dbSpec);
+          $this->invokeHook(self::POST_GENERATE_SETTINGS);
+        }
+        catch (SettingsException $e) {
+          $this->io()->warning($e->getMessage());
+        }
+      }
+    }
+  }
+
+
+  /**
+   * Function to check if multisite should be setup or not.
+   *
+   * @return bool
+   */
+  protected function invokeHook(string $eventName): bool {
+    $handlers = $this->getCustomEventHandlers($eventName);
+    $status = TRUE;
+    foreach ($handlers as $handler) {
+      $status = $handler();
+      if (!$status) {
+        return FALSE;
+      }
+    }
+    return $status;
+  }
+
+  /**
+   * Get local database specs.
+   *
+   * @param string $site_name
+   *   The site name.
+   *
+   * @return array
+   *   The database specs.
+   */
+  private function askDbCredentials(string $site_name, array $defaultCredentials): array {
+    $shouldAsk = $this->io()->confirm(dt("Would you like to configure the local database credentials?"));
+    $credentials = $defaultCredentials;
+    if ($shouldAsk) {
+      $credentials['database'] = $this->io()->ask("Local database name", $site_name);
+      $credentials['username'] = $this->io()->ask("Local database user", $credentials['username']);
+      $credentials['password'] = $this->io()->ask("Local database password", $credentials['password']);
+      $credentials['host'] = $this->io()->ask("Local database host", $credentials['host']);
+      $credentials['port'] = $this->io()->ask("Local database port", $credentials['port']);
+    }
+    return $credentials;
+  }
+
+}

src/Drush/Traits/SiteUriTrait.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Acquia\Drupal\RecommendedSettings\Drush\Traits;
+
+use Symfony\Component\Filesystem\Path;
+
+/**
+ * Trait to deletermine Site Uri.
+ */
+trait SiteUriTrait {
+
+  /**
+   * Determine an appropriate site subdir name to use for the provided uri.
+   *
+   * This code copied from SiteInstallCommands.php file.
+   *
+   * @return array|false|mixed|string|string[]
+   *   Returns the site uri.
+   */
+  private function getSitesSubdirFromUri($root, $uri): mixed {
+    $dir = strtolower($uri);
+    // Always accept simple uris (e.g. 'dev', 'stage', etc.)
+    if (preg_match('#^[a-z0-9_-]*$#', $dir)) {
+      return $dir;
+    }
+    // Strip off the protocol from the provided uri -- however,
+    // now we will require that the sites subdir already exist.
+    $dir = preg_replace('#[^/]*/*#', '', $dir);
+    if ($dir && file_exists(Path::join($root, $dir))) {
+      return $dir;
+    }
+    // Find the dir from sites.php file.
+    $sites_file = $root . '/sites/sites.php';
+    if (file_exists($sites_file)) {
+      $sites = [];
+      include $sites_file;
+      if (!empty($sites) && array_key_exists($uri, $sites)) {
+        return $sites[$uri];
+      }
+    }
+    // Fall back to default directory if it exists.
+    if (file_exists(Path::join($root, 'sites', 'default'))) {
+      return 'default';
+    }
+
+    return FALSE;
+  }
+
+}