upgraded to drupal 9

modules/opencase_cases/src/Entity/OCCase.php

@@ -41,6 +41,11 @@ use Drupal\user\UserInterface;
  *   data_table = "oc_case_field_data",
  *   revision_table = "oc_case_revision",
  *   revision_data_table = "oc_case_field_revision",
+ *   revision_metadata_keys = {
+ *     "revision_user" = "revision_user",
+ *     "revision_created" = "revision_created",
+ *     "revision_log_message" = "revision_log"
+ *   },
  *   translatable = TRUE,
  *   admin_permission = "administer case entities",
  *   entity_keys = {

modules/opencase_cases/src/Form/OCCaseForm.php

@@ -44,7 +44,7 @@ class OCCaseForm extends ContentEntityForm {
       $entity->setNewRevision();
 
       // If a new revision is created, save the current user as revision author.
-      $entity->setRevisionCreationTime(REQUEST_TIME);
+      $entity->setRevisionCreationTime( \Drupal::time()->getRequestTime());
       $entity->setRevisionUserId(\Drupal::currentUser()->id());
     }
     else {
@@ -55,19 +55,19 @@ class OCCaseForm extends ContentEntityForm {
 
     switch ($status) {
       case SAVED_NEW:
-        drupal_set_message($this->t('Created the %label Case.', [
+        \Drupal::messenger()->addMessage($this->t('Created the %label Case.', [
           '%label' => $entity->label(),
         ]));
         break;
 
       default:
-        drupal_set_message($this->t('Saved the %label Case.', [
+        \Drupal::messenger()->addMessage($this->t('Saved the %label Case.', [
           '%label' => $entity->label(),
         ]));
     }
     // If you have unpublished the entity and you can't see unpublished entities, redirect to a more informative message than just "Access Denied".
     if (!$form_state->getValue('status')['value'] && !\Drupal::currentUser()->hasPermission('view unpublished case entities')) {
-      drupal_set_message($this->t('The record for "%label" is now unpublished & hidden from you.', [
+      \Drupal::messenger()->addMessage($this->t('The record for "%label" is now unpublished & hidden from you.', [
         '%label' => $entity->label(),
       ]));
       $form_state->setRedirect('<front>');

modules/opencase_entities/src/Entity/OCActivity.php

@@ -43,6 +43,11 @@ use Drupal\Core\Datetime\DrupalDateTime;
  *   data_table = "oc_activity_field_data",
  *   revision_table = "oc_activity_revision",
  *   revision_data_table = "oc_activity_field_revision",
+ *   revision_metadata_keys = {
+ *     "revision_user" = "revision_user",
+ *     "revision_created" = "revision_created",
+ *     "revision_log_message" = "revision_log"
+ *   },
  *   translatable = TRUE,
  *   admin_permission = "administer activity entities",
  *   entity_keys = {

modules/opencase_entities/src/Entity/OCActor.php

@@ -41,6 +41,11 @@ use Drupal\user\UserInterface;
  *   data_table = "oc_actor_field_data",
  *   revision_table = "oc_actor_revision",
  *   revision_data_table = "oc_actor_field_revision",
+ *   revision_metadata_keys = {
+ *     "revision_user" = "revision_user",
+ *     "revision_created" = "revision_created",
+ *     "revision_log_message" = "revision_log"
+ *   },
  *   translatable = TRUE,
  *   admin_permission = "administer actor entities",
  *   entity_keys = {

modules/opencase_entities/src/Entity/OCOrganisation.php

@@ -42,6 +42,11 @@ use Drupal\user\UserInterface;
  *   data_table = "oc_organisation_field_data",
  *   revision_table = "oc_organisation_revision",
  *   revision_data_table = "oc_organisation_field_revision",
+ *   revision_metadata_keys = {
+ *     "revision_user" = "revision_user",
+ *     "revision_created" = "revision_created",
+ *     "revision_log_message" = "revision_log"
+ *   },
  *   translatable = TRUE,
  *   permission_granularity = "bundle",
  *   admin_permission = "administer organisation entities",