diff core/modules/views_ui/src/ViewAddForm.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/views_ui/src/ViewAddForm.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,206 @@
+<?php
+
+namespace Drupal\views_ui;
+
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\views\Plugin\views\wizard\WizardPluginBase;
+use Drupal\views\Plugin\views\wizard\WizardException;
+use Drupal\views\Plugin\ViewsPluginManager;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Form controller for the Views edit form.
+ */
+class ViewAddForm extends ViewFormBase {
+
+  /**
+   * The wizard plugin manager.
+   *
+   * @var \Drupal\views\Plugin\ViewsPluginManager
+   */
+  protected $wizardManager;
+
+  /**
+   * Constructs a new ViewEditForm object.
+   *
+   * @param \Drupal\views\Plugin\ViewsPluginManager $wizard_manager
+   *   The wizard plugin manager.
+   */
+  public function __construct(ViewsPluginManager $wizard_manager) {
+    $this->wizardManager = $wizard_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('plugin.manager.views.wizard')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function prepareEntity() {
+    // Do not prepare the entity while it is being added.
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function form(array $form, FormStateInterface $form_state) {
+    $form['#attached']['library'][] = 'views_ui/views_ui.admin';
+    $form['#attributes']['class'] = ['views-admin'];
+
+    $form['name'] = [
+      '#type' => 'fieldset',
+      '#title' => t('View basic information'),
+      '#attributes' => ['class' => ['fieldset-no-legend']],
+    ];
+
+    $form['name']['label'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('View name'),
+      '#required' => TRUE,
+      '#size' => 32,
+      '#default_value' => '',
+      '#maxlength' => 255,
+    ];
+    $form['name']['id'] = [
+      '#type' => 'machine_name',
+      '#maxlength' => 128,
+      '#machine_name' => [
+        'exists' => '\Drupal\views\Views::getView',
+        'source' => ['name', 'label'],
+      ],
+      '#description' => $this->t('A unique machine-readable name for this View. It must only contain lowercase letters, numbers, and underscores.'),
+    ];
+
+    $form['name']['description_enable'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Description'),
+    ];
+    $form['name']['description'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('Provide description'),
+      '#title_display' => 'invisible',
+      '#size' => 64,
+      '#default_value' => '',
+      '#states' => [
+        'visible' => [
+          ':input[name="description_enable"]' => ['checked' => TRUE],
+        ],
+      ],
+    ];
+
+    // Create a wrapper for the entire dynamic portion of the form. Everything
+    // that can be updated by AJAX goes somewhere inside here. For example, this
+    // is needed by "Show" dropdown (below); it changes the base table of the
+    // view and therefore potentially requires all options on the form to be
+    // dynamically updated.
+    $form['displays'] = [];
+
+    // Create the part of the form that allows the user to select the basic
+    // properties of what the view will display.
+    $form['displays']['show'] = [
+      '#type' => 'fieldset',
+      '#title' => t('View settings'),
+      '#tree' => TRUE,
+      '#attributes' => ['class' => ['container-inline']],
+    ];
+
+    // Create the "Show" dropdown, which allows the base table of the view to be
+    // selected.
+    $wizard_plugins = $this->wizardManager->getDefinitions();
+    $options = [];
+    foreach ($wizard_plugins as $key => $wizard) {
+      $options[$key] = $wizard['title'];
+    }
+    $form['displays']['show']['wizard_key'] = [
+      '#type' => 'select',
+      '#title' => $this->t('Show'),
+      '#options' => $options,
+    ];
+    $show_form = &$form['displays']['show'];
+    $default_value = \Drupal::moduleHandler()->moduleExists('node') ? 'node' : 'users';
+    $show_form['wizard_key']['#default_value'] = WizardPluginBase::getSelected($form_state, ['show', 'wizard_key'], $default_value, $show_form['wizard_key']);
+    // Changing this dropdown updates the entire content of $form['displays'] via
+    // AJAX.
+    views_ui_add_ajax_trigger($show_form, 'wizard_key', ['displays']);
+
+    // Build the rest of the form based on the currently selected wizard plugin.
+    $wizard_key = $show_form['wizard_key']['#default_value'];
+    $wizard_instance = $this->wizardManager->createInstance($wizard_key);
+    $form = $wizard_instance->buildForm($form, $form_state);
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function actions(array $form, FormStateInterface $form_state) {
+    $actions = parent::actions($form, $form_state);
+    $actions['submit']['#value'] = $this->t('Save and edit');
+    // Remove EntityFormController::save() form the submission handlers.
+    $actions['submit']['#submit'] = [[$this, 'submitForm']];
+    $actions['cancel'] = [
+      '#type' => 'submit',
+      '#value' => $this->t('Cancel'),
+      '#submit' => ['::cancel'],
+      '#limit_validation_errors' => [],
+    ];
+    return $actions;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function validateForm(array &$form, FormStateInterface $form_state) {
+    $wizard_type = $form_state->getValue(['show', 'wizard_key']);
+    $wizard_instance = $this->wizardManager->createInstance($wizard_type);
+    $form_state->set('wizard', $wizard_instance->getPluginDefinition());
+    $form_state->set('wizard_instance', $wizard_instance);
+    $errors = $wizard_instance->validateView($form, $form_state);
+
+    foreach ($errors as $display_errors) {
+      foreach ($display_errors as $name => $message) {
+        $form_state->setErrorByName($name, $message);
+      }
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    try {
+      /** @var $wizard \Drupal\views\Plugin\views\wizard\WizardInterface */
+      $wizard = $form_state->get('wizard_instance');
+      $this->entity = $wizard->createView($form, $form_state);
+    }
+    // @todo Figure out whether it really makes sense to throw and catch exceptions on the wizard.
+    catch (WizardException $e) {
+      drupal_set_message($e->getMessage(), 'error');
+      $form_state->setRedirect('entity.view.collection');
+      return;
+    }
+    $this->entity->save();
+    drupal_set_message($this->t('The view %name has been saved.', ['%name' => $form_state->getValue('label')]));
+    $form_state->setRedirectUrl($this->entity->urlInfo('edit-form'));
+  }
+
+  /**
+   * Form submission handler for the 'cancel' action.
+   *
+   * @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 cancel(array $form, FormStateInterface $form_state) {
+    $form_state->setRedirect('entity.view.collection');
+  }
+
+}