--- /dev/null
+<?php
+
+namespace Drupal\pathauto\Form;
+
+use Drupal\Core\Entity\EntityConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+
+/**
+ * Provides the pathauto pattern disable disable form.
+ */
+class PatternEnableForm extends EntityConfirmFormBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getQuestion() {
+ return $this->t('Are you sure you want to enable the pattern %label?', array('%label' => $this->entity->label()));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCancelUrl() {
+ return new Url('entity.pathauto_pattern.collection');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getConfirmText() {
+ return $this->t('Enable');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDescription() {
+ return '';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function submitForm(array &$form, FormStateInterface $form_state) {
+ $this->entity->enable()->save();
+ drupal_set_message($this->t('Enabled pattern %label.', array('%label' => $this->entity->label())));
+
+ $form_state->setRedirectUrl($this->getCancelUrl());
+ }
+
+}