Made Actor, Activity and Case entities

modules/opencase_entities/src/Form/OCActivityDeleteForm.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityDeleteForm;
+
+/**
+ * Provides a form for deleting Activity entities.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivityDeleteForm extends ContentEntityDeleteForm {
+
+
+}

modules/opencase_entities/src/Form/OCActivityForm.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Form controller for Activity edit forms.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivityForm extends ContentEntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    /* @var $entity \Drupal\opencase_entities\Entity\OCActivity */
+    $form = parent::buildForm($form, $form_state);
+
+    if (!$this->entity->isNew()) {
+      $form['new_revision'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Create new revision'),
+        '#default_value' => FALSE,
+        '#weight' => 10,
+      ];
+    }
+
+    $entity = $this->entity;
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $entity = $this->entity;
+
+    // Save as a new revision if requested to do so.
+    if (!$form_state->isValueEmpty('new_revision') && $form_state->getValue('new_revision') != FALSE) {
+      $entity->setNewRevision();
+
+      // If a new revision is created, save the current user as revision author.
+      $entity->setRevisionCreationTime(REQUEST_TIME);
+      $entity->setRevisionUserId(\Drupal::currentUser()->id());
+    }
+    else {
+      $entity->setNewRevision(FALSE);
+    }
+
+    $status = parent::save($form, $form_state);
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Activity.', [
+          '%label' => $entity->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Activity.', [
+          '%label' => $entity->label(),
+        ]));
+    }
+    $form_state->setRedirect('entity.oc_activity.canonical', ['oc_activity' => $entity->id()]);
+  }
+
+}

modules/opencase_entities/src/Form/OCActivityRevisionDeleteForm.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for deleting a Activity revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivityRevisionDeleteForm extends ConfirmFormBase {
+
+
+  /**
+   * The Activity revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCActivityInterface
+   */
+  protected $revision;
+
+  /**
+   * The Activity storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCActivityStorage;
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $connection;
+
+  /**
+   * Constructs a new OCActivityRevisionDeleteForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The entity storage.
+   * @param \Drupal\Core\Database\Connection $connection
+   *   The database connection.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, Connection $connection) {
+    $this->OCActivityStorage = $entity_storage;
+    $this->connection = $connection;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    $entity_manager = $container->get('entity.manager');
+    return new static(
+      $entity_manager->getStorage('oc_activity'),
+      $container->get('database')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_activity_revision_delete_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to delete the revision from %revision-date?', ['%revision-date' => format_date($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_activity.version_history', ['oc_activity' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_activity_revision = NULL) {
+    $this->revision = $this->OCActivityStorage->loadRevision($oc_activity_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->OCActivityStorage->deleteRevision($this->revision->getRevisionId());
+
+    $this->logger('content')->notice('Activity: deleted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Revision from %revision-date of Activity %title has been deleted.', ['%revision-date' => format_date($this->revision->getRevisionCreationTime()), '%title' => $this->revision->label()]));
+    $form_state->setRedirect(
+      'entity.oc_activity.canonical',
+       ['oc_activity' => $this->revision->id()]
+    );
+    if ($this->connection->query('SELECT COUNT(DISTINCT vid) FROM {oc_activity_field_revision} WHERE id = :id', [':id' => $this->revision->id()])->fetchField() > 1) {
+      $form_state->setRedirect(
+        'entity.oc_activity.version_history',
+         ['oc_activity' => $this->revision->id()]
+      );
+    }
+  }
+
+}

modules/opencase_entities/src/Form/OCActivityRevisionRevertForm.php

@@ -0,0 +1,149 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Drupal\opencase_entities\Entity\OCActivityInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Activity revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivityRevisionRevertForm extends ConfirmFormBase {
+
+
+  /**
+   * The Activity revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCActivityInterface
+   */
+  protected $revision;
+
+  /**
+   * The Activity storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCActivityStorage;
+
+  /**
+   * The date formatter service.
+   *
+   * @var \Drupal\Core\Datetime\DateFormatterInterface
+   */
+  protected $dateFormatter;
+
+  /**
+   * Constructs a new OCActivityRevisionRevertForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Activity storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter) {
+    $this->OCActivityStorage = $entity_storage;
+    $this->dateFormatter = $date_formatter;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_activity'),
+      $container->get('date.formatter')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_activity_revision_revert_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert to the revision from %revision-date?', ['%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_activity.version_history', ['oc_activity' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Revert');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return '';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_activity_revision = NULL) {
+    $this->revision = $this->OCActivityStorage->loadRevision($oc_activity_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // The revision timestamp will be updated when the revision is saved. Keep
+    // the original one for the confirmation message.
+    $original_revision_timestamp = $this->revision->getRevisionCreationTime();
+
+    $this->revision = $this->prepareRevertedRevision($this->revision, $form_state);
+    $this->revision->revision_log = t('Copy of the revision from %date.', ['%date' => $this->dateFormatter->format($original_revision_timestamp)]);
+    $this->revision->save();
+
+    $this->logger('content')->notice('Activity: reverted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Activity %title has been reverted to the revision from %revision-date.', ['%title' => $this->revision->label(), '%revision-date' => $this->dateFormatter->format($original_revision_timestamp)]));
+    $form_state->setRedirect(
+      'entity.oc_activity.version_history',
+      ['oc_activity' => $this->revision->id()]
+    );
+  }
+
+  /**
+   * Prepares a revision to be reverted.
+   *
+   * @param \Drupal\opencase_entities\Entity\OCActivityInterface $revision
+   *   The revision to be reverted.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return \Drupal\opencase_entities\Entity\OCActivityInterface
+   *   The prepared revision ready to be stored.
+   */
+  protected function prepareRevertedRevision(OCActivityInterface $revision, FormStateInterface $form_state) {
+    $revision->setNewRevision();
+    $revision->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $revision;
+  }
+
+}

modules/opencase_entities/src/Form/OCActivityRevisionRevertTranslationForm.php

@@ -0,0 +1,115 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\opencase_entities\Entity\OCActivityInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Activity revision for a single translation.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivityRevisionRevertTranslationForm extends OCActivityRevisionRevertForm {
+
+
+  /**
+   * The language to be reverted.
+   *
+   * @var string
+   */
+  protected $langcode;
+
+  /**
+   * The language manager.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * Constructs a new OCActivityRevisionRevertTranslationForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Activity storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+   *   The language manager.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter, LanguageManagerInterface $language_manager) {
+    parent::__construct($entity_storage, $date_formatter);
+    $this->languageManager = $language_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_activity'),
+      $container->get('date.formatter'),
+      $container->get('language_manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_activity_revision_revert_translation_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert @language translation to the revision from %revision-date?', ['@language' => $this->languageManager->getLanguageName($this->langcode), '%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_activity_revision = NULL, $langcode = NULL) {
+    $this->langcode = $langcode;
+    $form = parent::buildForm($form, $form_state, $oc_activity_revision);
+
+    $form['revert_untranslated_fields'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Revert content shared among translations'),
+      '#default_value' => FALSE,
+    ];
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function prepareRevertedRevision(OCActivityInterface $revision, FormStateInterface $form_state) {
+    $revert_untranslated_fields = $form_state->getValue('revert_untranslated_fields');
+
+    /** @var \Drupal\opencase_entities\Entity\OCActivityInterface $default_revision */
+    $latest_revision = $this->OCActivityStorage->load($revision->id());
+    $latest_revision_translation = $latest_revision->getTranslation($this->langcode);
+
+    $revision_translation = $revision->getTranslation($this->langcode);
+
+    foreach ($latest_revision_translation->getFieldDefinitions() as $field_name => $definition) {
+      if ($definition->isTranslatable() || $revert_untranslated_fields) {
+        $latest_revision_translation->set($field_name, $revision_translation->get($field_name)->getValue());
+      }
+    }
+
+    $latest_revision_translation->setNewRevision();
+    $latest_revision_translation->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $latest_revision_translation;
+  }
+
+}

modules/opencase_entities/src/Form/OCActivitySettingsForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCActivitySettingsForm.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActivitySettingsForm extends FormBase {
+
+  /**
+   * Returns a unique string identifying the form.
+   *
+   * @return string
+   *   The unique string identifying the form.
+   */
+  public function getFormId() {
+    return 'ocactivity_settings';
+  }
+
+  /**
+   * Form submission handler.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // Empty implementation of the abstract submit class.
+  }
+
+  /**
+   * Defines the settings form for Activity entities.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return array
+   *   Form definition array.
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $form['ocactivity_settings']['#markup'] = 'Settings form for Activity entities. Manage field settings here.';
+    return $form;
+  }
+
+}

modules/opencase_entities/src/Form/OCActivityTypeDeleteForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+
+/**
+ * Builds the form to delete Activity type entities.
+ */
+class OCActivityTypeDeleteForm extends EntityConfirmFormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to delete %name?', ['%name' => $this->entity->label()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_activity_type.collection');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->entity->delete();
+
+    drupal_set_message(
+      $this->t('content @type: deleted @label.',
+        [
+          '@type' => $this->entity->bundle(),
+          '@label' => $this->entity->label(),
+        ]
+        )
+    );
+
+    $form_state->setRedirectUrl($this->getCancelUrl());
+  }
+
+}

modules/opencase_entities/src/Form/OCActivityTypeForm.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCActivityTypeForm.
+ */
+class OCActivityTypeForm extends EntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function form(array $form, FormStateInterface $form_state) {
+    $form = parent::form($form, $form_state);
+
+    $oc_activity_type = $this->entity;
+    $form['label'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('Label'),
+      '#maxlength' => 255,
+      '#default_value' => $oc_activity_type->label(),
+      '#description' => $this->t("Label for the Activity type."),
+      '#required' => TRUE,
+    ];
+
+    $form['id'] = [
+      '#type' => 'machine_name',
+      '#default_value' => $oc_activity_type->id(),
+      '#machine_name' => [
+        'exists' => '\Drupal\opencase_entities\Entity\OCActivityType::load',
+      ],
+      '#disabled' => !$oc_activity_type->isNew(),
+    ];
+
+    /* You will need additional form elements for your custom properties. */
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $oc_activity_type = $this->entity;
+    $status = $oc_activity_type->save();
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Activity type.', [
+          '%label' => $oc_activity_type->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Activity type.', [
+          '%label' => $oc_activity_type->label(),
+        ]));
+    }
+    $form_state->setRedirectUrl($oc_activity_type->toUrl('collection'));
+  }
+
+}

modules/opencase_entities/src/Form/OCActorDeleteForm.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityDeleteForm;
+
+/**
+ * Provides a form for deleting Actor entities.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorDeleteForm extends ContentEntityDeleteForm {
+
+
+}

modules/opencase_entities/src/Form/OCActorForm.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Form controller for Actor edit forms.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorForm extends ContentEntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    /* @var $entity \Drupal\opencase_entities\Entity\OCActor */
+    $form = parent::buildForm($form, $form_state);
+
+    if (!$this->entity->isNew()) {
+      $form['new_revision'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Create new revision'),
+        '#default_value' => FALSE,
+        '#weight' => 10,
+      ];
+    }
+
+    $entity = $this->entity;
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $entity = $this->entity;
+
+    // Save as a new revision if requested to do so.
+    if (!$form_state->isValueEmpty('new_revision') && $form_state->getValue('new_revision') != FALSE) {
+      $entity->setNewRevision();
+
+      // If a new revision is created, save the current user as revision author.
+      $entity->setRevisionCreationTime(REQUEST_TIME);
+      $entity->setRevisionUserId(\Drupal::currentUser()->id());
+    }
+    else {
+      $entity->setNewRevision(FALSE);
+    }
+
+    $status = parent::save($form, $form_state);
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Actor.', [
+          '%label' => $entity->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Actor.', [
+          '%label' => $entity->label(),
+        ]));
+    }
+    $form_state->setRedirect('entity.oc_actor.canonical', ['oc_actor' => $entity->id()]);
+  }
+
+}

modules/opencase_entities/src/Form/OCActorRevisionDeleteForm.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for deleting a Actor revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorRevisionDeleteForm extends ConfirmFormBase {
+
+
+  /**
+   * The Actor revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCActorInterface
+   */
+  protected $revision;
+
+  /**
+   * The Actor storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCActorStorage;
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $connection;
+
+  /**
+   * Constructs a new OCActorRevisionDeleteForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The entity storage.
+   * @param \Drupal\Core\Database\Connection $connection
+   *   The database connection.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, Connection $connection) {
+    $this->OCActorStorage = $entity_storage;
+    $this->connection = $connection;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    $entity_manager = $container->get('entity.manager');
+    return new static(
+      $entity_manager->getStorage('oc_actor'),
+      $container->get('database')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_actor_revision_delete_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to delete the revision from %revision-date?', ['%revision-date' => format_date($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_actor.version_history', ['oc_actor' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_actor_revision = NULL) {
+    $this->revision = $this->OCActorStorage->loadRevision($oc_actor_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->OCActorStorage->deleteRevision($this->revision->getRevisionId());
+
+    $this->logger('content')->notice('Actor: deleted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Revision from %revision-date of Actor %title has been deleted.', ['%revision-date' => format_date($this->revision->getRevisionCreationTime()), '%title' => $this->revision->label()]));
+    $form_state->setRedirect(
+      'entity.oc_actor.canonical',
+       ['oc_actor' => $this->revision->id()]
+    );
+    if ($this->connection->query('SELECT COUNT(DISTINCT vid) FROM {oc_actor_field_revision} WHERE id = :id', [':id' => $this->revision->id()])->fetchField() > 1) {
+      $form_state->setRedirect(
+        'entity.oc_actor.version_history',
+         ['oc_actor' => $this->revision->id()]
+      );
+    }
+  }
+
+}

modules/opencase_entities/src/Form/OCActorRevisionRevertForm.php

@@ -0,0 +1,149 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Drupal\opencase_entities\Entity\OCActorInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Actor revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorRevisionRevertForm extends ConfirmFormBase {
+
+
+  /**
+   * The Actor revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCActorInterface
+   */
+  protected $revision;
+
+  /**
+   * The Actor storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCActorStorage;
+
+  /**
+   * The date formatter service.
+   *
+   * @var \Drupal\Core\Datetime\DateFormatterInterface
+   */
+  protected $dateFormatter;
+
+  /**
+   * Constructs a new OCActorRevisionRevertForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Actor storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter) {
+    $this->OCActorStorage = $entity_storage;
+    $this->dateFormatter = $date_formatter;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_actor'),
+      $container->get('date.formatter')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_actor_revision_revert_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert to the revision from %revision-date?', ['%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_actor.version_history', ['oc_actor' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Revert');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return '';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_actor_revision = NULL) {
+    $this->revision = $this->OCActorStorage->loadRevision($oc_actor_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // The revision timestamp will be updated when the revision is saved. Keep
+    // the original one for the confirmation message.
+    $original_revision_timestamp = $this->revision->getRevisionCreationTime();
+
+    $this->revision = $this->prepareRevertedRevision($this->revision, $form_state);
+    $this->revision->revision_log = t('Copy of the revision from %date.', ['%date' => $this->dateFormatter->format($original_revision_timestamp)]);
+    $this->revision->save();
+
+    $this->logger('content')->notice('Actor: reverted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Actor %title has been reverted to the revision from %revision-date.', ['%title' => $this->revision->label(), '%revision-date' => $this->dateFormatter->format($original_revision_timestamp)]));
+    $form_state->setRedirect(
+      'entity.oc_actor.version_history',
+      ['oc_actor' => $this->revision->id()]
+    );
+  }
+
+  /**
+   * Prepares a revision to be reverted.
+   *
+   * @param \Drupal\opencase_entities\Entity\OCActorInterface $revision
+   *   The revision to be reverted.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return \Drupal\opencase_entities\Entity\OCActorInterface
+   *   The prepared revision ready to be stored.
+   */
+  protected function prepareRevertedRevision(OCActorInterface $revision, FormStateInterface $form_state) {
+    $revision->setNewRevision();
+    $revision->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $revision;
+  }
+
+}

modules/opencase_entities/src/Form/OCActorRevisionRevertTranslationForm.php

@@ -0,0 +1,115 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\opencase_entities\Entity\OCActorInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Actor revision for a single translation.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorRevisionRevertTranslationForm extends OCActorRevisionRevertForm {
+
+
+  /**
+   * The language to be reverted.
+   *
+   * @var string
+   */
+  protected $langcode;
+
+  /**
+   * The language manager.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * Constructs a new OCActorRevisionRevertTranslationForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Actor storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+   *   The language manager.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter, LanguageManagerInterface $language_manager) {
+    parent::__construct($entity_storage, $date_formatter);
+    $this->languageManager = $language_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_actor'),
+      $container->get('date.formatter'),
+      $container->get('language_manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_actor_revision_revert_translation_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert @language translation to the revision from %revision-date?', ['@language' => $this->languageManager->getLanguageName($this->langcode), '%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_actor_revision = NULL, $langcode = NULL) {
+    $this->langcode = $langcode;
+    $form = parent::buildForm($form, $form_state, $oc_actor_revision);
+
+    $form['revert_untranslated_fields'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Revert content shared among translations'),
+      '#default_value' => FALSE,
+    ];
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function prepareRevertedRevision(OCActorInterface $revision, FormStateInterface $form_state) {
+    $revert_untranslated_fields = $form_state->getValue('revert_untranslated_fields');
+
+    /** @var \Drupal\opencase_entities\Entity\OCActorInterface $default_revision */
+    $latest_revision = $this->OCActorStorage->load($revision->id());
+    $latest_revision_translation = $latest_revision->getTranslation($this->langcode);
+
+    $revision_translation = $revision->getTranslation($this->langcode);
+
+    foreach ($latest_revision_translation->getFieldDefinitions() as $field_name => $definition) {
+      if ($definition->isTranslatable() || $revert_untranslated_fields) {
+        $latest_revision_translation->set($field_name, $revision_translation->get($field_name)->getValue());
+      }
+    }
+
+    $latest_revision_translation->setNewRevision();
+    $latest_revision_translation->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $latest_revision_translation;
+  }
+
+}

modules/opencase_entities/src/Form/OCActorSettingsForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCActorSettingsForm.
+ *
+ * @ingroup opencase_entities
+ */
+class OCActorSettingsForm extends FormBase {
+
+  /**
+   * Returns a unique string identifying the form.
+   *
+   * @return string
+   *   The unique string identifying the form.
+   */
+  public function getFormId() {
+    return 'ocactor_settings';
+  }
+
+  /**
+   * Form submission handler.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // Empty implementation of the abstract submit class.
+  }
+
+  /**
+   * Defines the settings form for Actor entities.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return array
+   *   Form definition array.
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $form['ocactor_settings']['#markup'] = 'Settings form for Actor entities. Manage field settings here.';
+    return $form;
+  }
+
+}

modules/opencase_entities/src/Form/OCActorTypeDeleteForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+
+/**
+ * Builds the form to delete Actor type entities.
+ */
+class OCActorTypeDeleteForm extends EntityConfirmFormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to delete %name?', ['%name' => $this->entity->label()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_actor_type.collection');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->entity->delete();
+
+    drupal_set_message(
+      $this->t('content @type: deleted @label.',
+        [
+          '@type' => $this->entity->bundle(),
+          '@label' => $this->entity->label(),
+        ]
+        )
+    );
+
+    $form_state->setRedirectUrl($this->getCancelUrl());
+  }
+
+}

modules/opencase_entities/src/Form/OCActorTypeForm.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCActorTypeForm.
+ */
+class OCActorTypeForm extends EntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function form(array $form, FormStateInterface $form_state) {
+    $form = parent::form($form, $form_state);
+
+    $oc_actor_type = $this->entity;
+    $form['label'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('Label'),
+      '#maxlength' => 255,
+      '#default_value' => $oc_actor_type->label(),
+      '#description' => $this->t("Label for the Actor type."),
+      '#required' => TRUE,
+    ];
+
+    $form['id'] = [
+      '#type' => 'machine_name',
+      '#default_value' => $oc_actor_type->id(),
+      '#machine_name' => [
+        'exists' => '\Drupal\opencase_entities\Entity\OCActorType::load',
+      ],
+      '#disabled' => !$oc_actor_type->isNew(),
+    ];
+
+    /* You will need additional form elements for your custom properties. */
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $oc_actor_type = $this->entity;
+    $status = $oc_actor_type->save();
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Actor type.', [
+          '%label' => $oc_actor_type->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Actor type.', [
+          '%label' => $oc_actor_type->label(),
+        ]));
+    }
+    $form_state->setRedirectUrl($oc_actor_type->toUrl('collection'));
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseDeleteForm.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityDeleteForm;
+
+/**
+ * Provides a form for deleting Case entities.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseDeleteForm extends ContentEntityDeleteForm {
+
+
+}

modules/opencase_entities/src/Form/OCCaseForm.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Form controller for Case edit forms.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseForm extends ContentEntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    /* @var $entity \Drupal\opencase_entities\Entity\OCCase */
+    $form = parent::buildForm($form, $form_state);
+
+    if (!$this->entity->isNew()) {
+      $form['new_revision'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Create new revision'),
+        '#default_value' => FALSE,
+        '#weight' => 10,
+      ];
+    }
+
+    $entity = $this->entity;
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $entity = $this->entity;
+
+    // Save as a new revision if requested to do so.
+    if (!$form_state->isValueEmpty('new_revision') && $form_state->getValue('new_revision') != FALSE) {
+      $entity->setNewRevision();
+
+      // If a new revision is created, save the current user as revision author.
+      $entity->setRevisionCreationTime(REQUEST_TIME);
+      $entity->setRevisionUserId(\Drupal::currentUser()->id());
+    }
+    else {
+      $entity->setNewRevision(FALSE);
+    }
+
+    $status = parent::save($form, $form_state);
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Case.', [
+          '%label' => $entity->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Case.', [
+          '%label' => $entity->label(),
+        ]));
+    }
+    $form_state->setRedirect('entity.oc_case.canonical', ['oc_case' => $entity->id()]);
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseRevisionDeleteForm.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for deleting a Case revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseRevisionDeleteForm extends ConfirmFormBase {
+
+
+  /**
+   * The Case revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCCaseInterface
+   */
+  protected $revision;
+
+  /**
+   * The Case storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCCaseStorage;
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $connection;
+
+  /**
+   * Constructs a new OCCaseRevisionDeleteForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The entity storage.
+   * @param \Drupal\Core\Database\Connection $connection
+   *   The database connection.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, Connection $connection) {
+    $this->OCCaseStorage = $entity_storage;
+    $this->connection = $connection;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    $entity_manager = $container->get('entity.manager');
+    return new static(
+      $entity_manager->getStorage('oc_case'),
+      $container->get('database')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_case_revision_delete_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to delete the revision from %revision-date?', ['%revision-date' => format_date($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_case.version_history', ['oc_case' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_case_revision = NULL) {
+    $this->revision = $this->OCCaseStorage->loadRevision($oc_case_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->OCCaseStorage->deleteRevision($this->revision->getRevisionId());
+
+    $this->logger('content')->notice('Case: deleted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Revision from %revision-date of Case %title has been deleted.', ['%revision-date' => format_date($this->revision->getRevisionCreationTime()), '%title' => $this->revision->label()]));
+    $form_state->setRedirect(
+      'entity.oc_case.canonical',
+       ['oc_case' => $this->revision->id()]
+    );
+    if ($this->connection->query('SELECT COUNT(DISTINCT vid) FROM {oc_case_field_revision} WHERE id = :id', [':id' => $this->revision->id()])->fetchField() > 1) {
+      $form_state->setRedirect(
+        'entity.oc_case.version_history',
+         ['oc_case' => $this->revision->id()]
+      );
+    }
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseRevisionRevertForm.php

@@ -0,0 +1,149 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Drupal\opencase_entities\Entity\OCCaseInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Case revision.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseRevisionRevertForm extends ConfirmFormBase {
+
+
+  /**
+   * The Case revision.
+   *
+   * @var \Drupal\opencase_entities\Entity\OCCaseInterface
+   */
+  protected $revision;
+
+  /**
+   * The Case storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $OCCaseStorage;
+
+  /**
+   * The date formatter service.
+   *
+   * @var \Drupal\Core\Datetime\DateFormatterInterface
+   */
+  protected $dateFormatter;
+
+  /**
+   * Constructs a new OCCaseRevisionRevertForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Case storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter) {
+    $this->OCCaseStorage = $entity_storage;
+    $this->dateFormatter = $date_formatter;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_case'),
+      $container->get('date.formatter')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_case_revision_revert_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert to the revision from %revision-date?', ['%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_case.version_history', ['oc_case' => $this->revision->id()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return t('Revert');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return '';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_case_revision = NULL) {
+    $this->revision = $this->OCCaseStorage->loadRevision($oc_case_revision);
+    $form = parent::buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // The revision timestamp will be updated when the revision is saved. Keep
+    // the original one for the confirmation message.
+    $original_revision_timestamp = $this->revision->getRevisionCreationTime();
+
+    $this->revision = $this->prepareRevertedRevision($this->revision, $form_state);
+    $this->revision->revision_log = t('Copy of the revision from %date.', ['%date' => $this->dateFormatter->format($original_revision_timestamp)]);
+    $this->revision->save();
+
+    $this->logger('content')->notice('Case: reverted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
+    drupal_set_message(t('Case %title has been reverted to the revision from %revision-date.', ['%title' => $this->revision->label(), '%revision-date' => $this->dateFormatter->format($original_revision_timestamp)]));
+    $form_state->setRedirect(
+      'entity.oc_case.version_history',
+      ['oc_case' => $this->revision->id()]
+    );
+  }
+
+  /**
+   * Prepares a revision to be reverted.
+   *
+   * @param \Drupal\opencase_entities\Entity\OCCaseInterface $revision
+   *   The revision to be reverted.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return \Drupal\opencase_entities\Entity\OCCaseInterface
+   *   The prepared revision ready to be stored.
+   */
+  protected function prepareRevertedRevision(OCCaseInterface $revision, FormStateInterface $form_state) {
+    $revision->setNewRevision();
+    $revision->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $revision;
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseRevisionRevertTranslationForm.php

@@ -0,0 +1,115 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\opencase_entities\Entity\OCCaseInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a form for reverting a Case revision for a single translation.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseRevisionRevertTranslationForm extends OCCaseRevisionRevertForm {
+
+
+  /**
+   * The language to be reverted.
+   *
+   * @var string
+   */
+  protected $langcode;
+
+  /**
+   * The language manager.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * Constructs a new OCCaseRevisionRevertTranslationForm.
+   *
+   * @param \Drupal\Core\Entity\EntityStorageInterface $entity_storage
+   *   The Case storage.
+   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
+   *   The date formatter service.
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+   *   The language manager.
+   */
+  public function __construct(EntityStorageInterface $entity_storage, DateFormatterInterface $date_formatter, LanguageManagerInterface $language_manager) {
+    parent::__construct($entity_storage, $date_formatter);
+    $this->languageManager = $language_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity.manager')->getStorage('oc_case'),
+      $container->get('date.formatter'),
+      $container->get('language_manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'oc_case_revision_revert_translation_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return t('Are you sure you want to revert @language translation to the revision from %revision-date?', ['@language' => $this->languageManager->getLanguageName($this->langcode), '%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state, $oc_case_revision = NULL, $langcode = NULL) {
+    $this->langcode = $langcode;
+    $form = parent::buildForm($form, $form_state, $oc_case_revision);
+
+    $form['revert_untranslated_fields'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Revert content shared among translations'),
+      '#default_value' => FALSE,
+    ];
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function prepareRevertedRevision(OCCaseInterface $revision, FormStateInterface $form_state) {
+    $revert_untranslated_fields = $form_state->getValue('revert_untranslated_fields');
+
+    /** @var \Drupal\opencase_entities\Entity\OCCaseInterface $default_revision */
+    $latest_revision = $this->OCCaseStorage->load($revision->id());
+    $latest_revision_translation = $latest_revision->getTranslation($this->langcode);
+
+    $revision_translation = $revision->getTranslation($this->langcode);
+
+    foreach ($latest_revision_translation->getFieldDefinitions() as $field_name => $definition) {
+      if ($definition->isTranslatable() || $revert_untranslated_fields) {
+        $latest_revision_translation->set($field_name, $revision_translation->get($field_name)->getValue());
+      }
+    }
+
+    $latest_revision_translation->setNewRevision();
+    $latest_revision_translation->isDefaultRevision(TRUE);
+    $revision->setRevisionCreationTime(REQUEST_TIME);
+
+    return $latest_revision_translation;
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseSettingsForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCCaseSettingsForm.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseSettingsForm extends FormBase {
+
+  /**
+   * Returns a unique string identifying the form.
+   *
+   * @return string
+   *   The unique string identifying the form.
+   */
+  public function getFormId() {
+    return 'occase_settings';
+  }
+
+  /**
+   * Form submission handler.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    // Empty implementation of the abstract submit class.
+  }
+
+  /**
+   * Defines the settings form for Case entities.
+   *
+   * @param array $form
+   *   An associative array containing the structure of the form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return array
+   *   Form definition array.
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $form['occase_settings']['#markup'] = 'Settings form for Case entities. Manage field settings here.';
+    return $form;
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseTypeDeleteForm.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+
+/**
+ * Builds the form to delete Case type entities.
+ */
+class OCCaseTypeDeleteForm extends EntityConfirmFormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to delete %name?', ['%name' => $this->entity->label()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('entity.oc_case_type.collection');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->entity->delete();
+
+    drupal_set_message(
+      $this->t('content @type: deleted @label.',
+        [
+          '@type' => $this->entity->bundle(),
+          '@label' => $this->entity->label(),
+        ]
+        )
+    );
+
+    $form_state->setRedirectUrl($this->getCancelUrl());
+  }
+
+}

modules/opencase_entities/src/Form/OCCaseTypeForm.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\EntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Class OCCaseTypeForm.
+ */
+class OCCaseTypeForm extends EntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function form(array $form, FormStateInterface $form_state) {
+    $form = parent::form($form, $form_state);
+
+    $oc_case_type = $this->entity;
+    $form['label'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('Label'),
+      '#maxlength' => 255,
+      '#default_value' => $oc_case_type->label(),
+      '#description' => $this->t("Label for the Case type."),
+      '#required' => TRUE,
+    ];
+
+    $form['id'] = [
+      '#type' => 'machine_name',
+      '#default_value' => $oc_case_type->id(),
+      '#machine_name' => [
+        'exists' => '\Drupal\opencase_entities\Entity\OCCaseType::load',
+      ],
+      '#disabled' => !$oc_case_type->isNew(),
+    ];
+
+    /* You will need additional form elements for your custom properties. */
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $oc_case_type = $this->entity;
+    $status = $oc_case_type->save();
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Case type.', [
+          '%label' => $oc_case_type->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Case type.', [
+          '%label' => $oc_case_type->label(),
+        ]));
+    }
+    $form_state->setRedirectUrl($oc_case_type->toUrl('collection'));
+  }
+
+}