Add drush job to clear out old revisions (#2283)

* Add drush job to clear out old revisions

* phpcs fixes

* Remove extra log message

* Only remove revisisonsf rom 1884

docroot/modules/custom/va_gov_migrate/va_gov_migrate.drush.inc

@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * @file
+ * Drush jobs to clean up old revisions.
+ */
+
+use Drupal\Core\Entity\EntityStorageException;
+use Drush\Log\LogLevel;
+
+/**
+ * Implements hook_drush_command().
+ */
+function va_gov_migrate_drush_command() {
+  $items = [];
+
+  $items['va-gov-clean-revs'] = [
+    'description' => 'Clean up bad node revisions',
+    'aliases' => ['vg-cr'],
+  ];
+
+  return $items;
+}
+
+/**
+ * Command for cleaning up revisions.
+ *
+ * @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
+ * @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
+ */
+function drush_va_gov_migrate_va_gov_clean_revs() {
+  $time = 1572551719;
+
+  $query = \Drupal::database()->select('node_revision', 'nr');
+  $query->condition('revision_timestamp', $time);
+  $query->fields('nr', ['vid']);
+  $vids = $query->execute()->fetchCol();
+
+  $query = \Drupal::database()->select('node_revision', 'nr');
+  $query->condition('revision_log', 'Update of status by migration.');
+  $query->condition('nid', 1884);
+  $query->fields('nr', ['vid']);
+  $more_vids = $query->execute()->fetchCol();
+
+  $vids = array_merge($vids, $more_vids);
+
+  drush_log('Attempting to Delete ' . count($vids) . ' node revisions', LogLevel::INFO);
+  $missed_vids = [];
+  foreach ($vids as $vid) {
+    try {
+      drush_log('Deleting: ' . $vid, LogLevel::INFO);
+      \Drupal::entityTypeManager()->getStorage('node')->deleteRevision($vid);
+    }
+    catch (EntityStorageException $e) {
+      drush_log('Vid ' . $vid . ' could not be deleted: ' . $e->getMessage(), LogLevel::WARNING);
+      $missed_vids[] = $vid;
+    }
+  }
+
+  $count = count($vids) - count($missed_vids);
+  drush_log('Deleted ' . $count . ' revision', LogLevel::OK);
+  drush_log('The following revisions were not deleted: ' . implode(', ', $missed_vids), LogLevel::WARNING);
+}