www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/workflows/src/Form/WorkflowAddForm.php

   1 <?php
   2
   3 namespace Drupal\workflows\Form;
   4
   5 use Drupal\Component\Plugin\PluginManagerInterface;
   6 use Drupal\workflows\Entity\Workflow;
   7 use Drupal\Core\Entity\EntityForm;
   8 use Drupal\Core\Entity\EntityInterface;
   9 use Drupal\Core\Form\FormStateInterface;
  10 use Symfony\Component\DependencyInjection\ContainerInterface;
  11
  12 /**
  13  * Form for adding workflows.
  14  */
  15 class WorkflowAddForm extends EntityForm {
  16
  17   /**
  18    * The workflow type plugin manager.
  19    *
  20    * @var \Drupal\Component\Plugin\PluginManagerInterface
  21    */
  22   protected $workflowTypePluginManager;
  23
  24   /**
  25    * WorkflowAddForm constructor.
  26    *
  27    * @param \Drupal\Component\Plugin\PluginManagerInterface $workflow_type_plugin_manager
  28    *   The workflow type plugin manager.
  29    */
  30   public function __construct(PluginManagerInterface $workflow_type_plugin_manager) {
  31     $this->workflowTypePluginManager = $workflow_type_plugin_manager;
  32   }
  33
  34   /**
  35    * {@inheritdoc}
  36    */
  37   public static function create(ContainerInterface $container) {
  38     return new static(
  39       $container->get('plugin.manager.workflows.type')
  40     );
  41   }
  42
  43   /**
  44    * {@inheritdoc}
  45    */
  46   public function form(array $form, FormStateInterface $form_state) {
  47     $form = parent::form($form, $form_state);
  48
  49     /* @var \Drupal\workflows\WorkflowInterface $workflow */
  50     $workflow = $this->entity;
  51     $form['label'] = [
  52       '#type' => 'textfield',
  53       '#title' => $this->t('Label'),
  54       '#maxlength' => 255,
  55       '#default_value' => $workflow->label(),
  56       '#description' => $this->t('Label for the Workflow.'),
  57       '#required' => TRUE,
  58     ];
  59
  60     $form['id'] = [
  61       '#type' => 'machine_name',
  62       '#default_value' => $workflow->id(),
  63       '#machine_name' => [
  64         'exists' => [Workflow::class, 'load'],
  65       ],
  66     ];
  67
  68     $workflow_types = array_map(function ($plugin_definition) {
  69       return $plugin_definition['label'];
  70     }, $this->workflowTypePluginManager->getDefinitions());
  71     $form['workflow_type'] = [
  72       '#type' => 'select',
  73       '#title' => $this->t('Workflow type'),
  74       '#required' => TRUE,
  75       '#options' => $workflow_types,
  76     ];
  77
  78     return $form;
  79   }
  80
  81   /**
  82    * {@inheritdoc}
  83    */
  84   public function save(array $form, FormStateInterface $form_state) {
  85     /* @var \Drupal\workflows\WorkflowInterface $workflow */
  86     $workflow = $this->entity;
  87     // Initialize the workflow using the selected type plugin.
  88     $workflow = $workflow->getTypePlugin()->initializeWorkflow($workflow);
  89     $return = $workflow->save();
  90     if (empty($workflow->getStates())) {
  91       drupal_set_message($this->t('Created the %label Workflow. In order for the workflow to be enabled there needs to be at least one state.', [
  92         '%label' => $workflow->label(),
  93       ]));
  94       $form_state->setRedirectUrl($workflow->toUrl('add-state-form'));
  95     }
  96     else {
  97       drupal_set_message($this->t('Created the %label Workflow.', [
  98         '%label' => $workflow->label(),
  99       ]));
 100       $form_state->setRedirectUrl($workflow->toUrl('edit-form'));
 101     }
 102     return $return;
 103   }
 104
 105   /**
 106    * {@inheritdoc}
 107    */
 108   protected function copyFormValuesToEntity(EntityInterface $entity, array $form, FormStateInterface $form_state) {
 109     // This form can only set the workflow's ID, label and the weights for each
 110     // state.
 111     /** @var \Drupal\workflows\WorkflowInterface $entity */
 112     $values = $form_state->getValues();
 113     $entity->set('label', $values['label']);
 114     $entity->set('id', $values['id']);
 115     $entity->set('type', $values['workflow_type']);
 116   }
 117
 118 }