#177: Port search_api_solr_devel solr index clean-up command

drush.services.yml

@@ -19,3 +19,12 @@ services:
     arguments: [ "@logger.factory", "@search_api_pantheon.pantheon_guzzle", "@search_api_pantheon.endpoint", "@search_api_pantheon.solarium_client" ]
     tags:
       - { name: drush.command }
+  search_api_pantheon.index_management:
+    class: Drupal\search_api_pantheon\Commands\IndexManagement
+    arguments:
+      - '@entity_type.manager'
+      - '@module_handler'
+      - '@event_dispatcher'
+      - '@search_api_solr.configset_controller'
+    tags:
+      - { name: drush.command }

src/Commands/IndexManagement.php

@@ -0,0 +1,83 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\search_api_pantheon\Commands;
+
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\search_api\SearchApiException;
+use Drupal\search_api_solr\Controller\SolrConfigSetController;
+use Drupal\search_api_solr\SearchApiSolrException;
+use Drupal\search_api_solr\SolrBackendInterface;
+use Drupal\search_api_solr\Utility\SolrCommandHelper;
+use Drush\Commands\DrushCommands;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+
+/**
+ * Defines Drush commands for managing Pantheon's Solr index.
+ *
+ * @see \Drupal\search_api_solr_devel\Commands\SearchApiSolrDevelCommands
+ */
+final class IndexManagement extends DrushCommands {
+
+  private SolrCommandHelper $commandHelper;
+
+  public function __construct(EntityTypeManagerInterface $entityTypeManager, ModuleHandlerInterface $moduleHandler, EventDispatcherInterface $eventDispatcher, SolrConfigSetController $solrConfigSetController) {
+    parent::__construct();
+    $this->commandHelper = new SolrCommandHelper($entityTypeManager, $moduleHandler, $eventDispatcher, $solrConfigSetController);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setLogger(LoggerInterface $logger): void {
+    parent::setLogger($logger);
+    $this->commandHelper->setLogger($logger);
+  }
+
+  /**
+   * Deletes *all* documents on a Solr search server (including all indexes).
+   *
+   * @param string $server_id
+   *   The ID of the server.
+   *
+   * @command search-api-pantheon:sapi-delete-all
+   *
+   * @usage search-api-pantheon:sapi-delete-all server_id
+   *   Deletes *all* documents on server_id.
+   *
+   * @throws \Drupal\Component\Plugin\Exception\PluginException
+   * @throws \Drupal\search_api_solr\SearchApiSolrException
+   * @throws \Drupal\search_api\SearchApiException
+   */
+  public function deleteAll(string $server_id): void {
+    $servers = $this->commandHelper->loadServers([$server_id]);
+    if ($server = \reset($servers)) {
+      $backend = $server->getBackend();
+      if ($backend instanceof SolrBackendInterface) {
+        $connector = $backend->getSolrConnector();
+        $update_query = $connector->getUpdateQuery();
+        $update_query->addDeleteQuery('*:*');
+        $connector->update($update_query);
+
+        foreach ($server->getIndexes() as $index) {
+          if ($index->status() && !$index->isReadOnly()) {
+            if ($connector->isCloud()) {
+              $connector->update($update_query, $backend->getCollectionEndpoint($index));
+            }
+            $index->reindex();
+          }
+        }
+      }
+      else {
+        throw new SearchApiSolrException("The given server ID doesn't use the Solr backend.");
+      }
+    }
+    else {
+      throw new SearchApiException("The given server ID doesn't exist.");
+    }
+  }
+
+}