[SDPA-1073] Added drush command to migrate site

README.md

@@ -11,8 +11,8 @@ Post content to multiple sites and sections.
 * Installation
 
 # INTRODUCTION
-The Tide Site module provides the functionality to post to multiple sites and sections from
- a single content server.
+The Tide Site module provides the functionality to post to multiple sites and
+ sections from a single content server.
 
 # REQUIREMENTS
 * [Tide Core](https://github.com/dpc-sdp/tide_core)
@@ -30,5 +30,6 @@ composer require dpc-sdp/tide_site
 
 # Caveats
 
-Tide Site is on the alpha release, use with caution. APIs are likely to change before the stable version, that there will be breaking changes and that we're not supporting it for external production sites at the moment.
-
+Tide Site is on the alpha release, use with caution. APIs are likely to change
+ before the stable version, that there will be breaking changes and that we're
+ not supporting it for external production sites at the moment.

drush.services.yml

@@ -0,0 +1,6 @@
+services:
+  tide_site.commands:
+    class: \Drupal\tide_site\Commands\TideSiteCommands
+    arguments: ['@tide_site.migrator']
+    tags:
+      - { name: drush.command }

scripts/composer/ScriptHandler.php

@@ -1,12 +1,13 @@
 <?php
 
+namespace DrupalProject\composer;
+
 /**
  * @file
  * Contains \DrupalProject\composer\ScriptHandler.
+ * @codingStandardsIgnoreStart
  */
 
-namespace DrupalProject\composer;
-
 use Composer\Script\Event;
 use Composer\Semver\Comparator;
 use DrupalFinder\DrupalFinder;

src/Commands/TideSiteCommands.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Drupal\tide_site\Commands;
+
+/**
+ * @file
+ * Drush commands.
+ */
+
+use Drupal\tide_site\Migrator;
+use Drush\Commands\DrushCommands;
+
+/**
+ * Class TideSiteCommands.
+ */
+class TideSiteCommands extends DrushCommands {
+
+  /**
+   * The Migrator service.
+   *
+   * @var \Drupal\tide_site\Migrator
+   */
+  protected $migrator;
+
+  /**
+   * TideSiteCommands constructor.
+   *
+   * @param \Drupal\tide_site\Migrator $migrator
+   *   The migrator service.
+   */
+  public function __construct(Migrator $migrator) {
+    $this->migrator = $migrator;
+  }
+
+  /**
+   * Move content from one Site to another Site.
+   *
+   * @param int $source_id
+   *   Source Site ID.
+   * @param int $destination_id
+   *   Destination Site ID.
+   *
+   * @command tide_site:migrate
+   * @aliases tide_site-migrate tsm
+   * @usage tide_site:migrate <SOURCE_ID> <DESTINATION_ID>
+   *   Move content from site <SOURCE_ID> to <DESTINATION_ID>.
+   */
+  public function migrate($source_id, $destination_id) {
+    try {
+      $batch = $this->migrator->getBatch($source_id, $destination_id);
+      if (!empty($batch)) {
+        batch_set($batch);
+        $batch =& batch_get();
+
+        // Because we are doing this on the back-end.
+        $batch['progressive'] = FALSE;
+
+        // Start processing the batch operations.
+        drush_backend_batch_process();
+      }
+    }
+    catch (\Exception $e) {
+      $this->output()->writeln($e->getMessage());
+    }
+  }
+
+}