EntityBrowserForm::isFunctionalForm() - Code Metrics - Inspection of "Added handling of selected entities for multistep..." - drupal-media/entity_browser - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — 8.x-1.x (#153)

unknown

created 2016-11-07 15:35 UTC

EntityBrowserForm::isFunctionalForm() A

↳ Parent: EntityBrowserForm

Complexity

Conditions	3
Paths	2

Size

Total Lines	12
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	6
c	0
b	0
f	0
nc	2
nop	1
dl	0
loc	12
rs	9.4285

<?php

namespace Drupal\entity_browser\Form;

use Drupal\Component\Uuid\UuidInterface;
use Drupal\Core\Config\ConfigException;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface;
use Drupal\entity_browser\DisplayAjaxInterface;
use Drupal\entity_browser\EntityBrowserFormInterface;
use Drupal\entity_browser\EntityBrowserInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * The entity browser form.
 */
class EntityBrowserForm extends FormBase implements EntityBrowserFormInterface {

  /**
   * UUID generator service.
   *
   * @var \Drupal\Component\Uuid\UuidInterface
   */
  protected $uuidGenerator;

  /**
   * The entity browser object.
   *
   * @var \Drupal\entity_browser\EntityBrowserInterface
   */
  protected $entity_browser;

  /**
   * The entity browser selection storage.
   *
   * @var \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface
   */
  protected $selectionStorage;

  /**
   * Constructs a EntityBrowserForm object.
   *
   * @param \Drupal\Component\Uuid\UuidInterface $uuid_generator
   *   The UUID generator service.
   */
  public function __construct(UuidInterface $uuid_generator, KeyValueStoreExpirableInterface $selection_storage) {
    $this->uuidGenerator = $uuid_generator;
    $this->selectionStorage = $selection_storage;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static(
      $container->get('uuid'),
      $container->get('entity_browser.selection_storage')
    );
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'entity_browser_' . $this->entity_browser->id() . '_form';
  }

  /**
   * {@inheritdoc}
   */
  public function setEntityBrowser(EntityBrowserInterface $entity_browser) {
    $this->entity_browser = $entity_browser;
  }

  /**
   * Initializes form state.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state object.
   */
  protected function init(FormStateInterface $form_state) {
    // Flag that this form has been initialized.
    $form_state->set('entity_form_initialized', TRUE);
    if ($this->getRequest()->query->has('uuid')) {
      $form_state->set(['entity_browser', 'instance_uuid'], $this->getRequest()->query->get('uuid'));
    }
    else {
      $form_state->set(['entity_browser', 'instance_uuid'], $this->uuidGenerator->generate());
    }
    $form_state->set(['entity_browser', 'selected_entities'], []);
    $form_state->set(['entity_browser', 'validators'], []);
    $form_state->set(['entity_browser', 'selection_completed'], FALSE);

    // Initialize form state with persistent data, if present.
    if ($storage = $this->selectionStorage->get($form_state->get(['entity_browser', 'instance_uuid']))) {
      foreach ($storage as $key => $value) {
        $form_state->set(['entity_browser', $key], $value);
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    // During the initial form build, add this form object to the form state and
    // allow for initial preparation before form building and processing.
    if (!$form_state->has('entity_form_initialized')) {
      $this->init($form_state);
    }

    $this->isFunctionalForm($form_state);

    $form['#attributes']['class'][] = 'entity-browser-form';
    $form['#browser_parts'] = [
      'widget_selector' => 'widget_selector',
      'widget' => 'widget',
      'selection_display' => 'selection_display',
    ];
    $this->entity_browser
      ->getWidgetSelector()
      ->setDefaultWidget($this->getCurrentWidget($form_state));
    $form[$form['#browser_parts']['widget_selector']] = $this->entity_browser
      ->getWidgetSelector()
      ->getForm($form, $form_state);
    $form[$form['#browser_parts']['widget']] = $this->entity_browser
      ->getWidgets()
      ->get($this->getCurrentWidget($form_state))
      ->getForm($form, $form_state, $this->entity_browser->getAdditionalWidgetParameters());

    $form[$form['#browser_parts']['selection_display']] = $this->entity_browser
      ->getSelectionDisplay()
      ->getForm($form, $form_state);

    if ($this->entity_browser->getDisplay() instanceof DisplayAjaxInterface) {
      $this->entity_browser->getDisplay()->addAjax($form);
    }

    $form['#attached']['library'][] = 'entity_browser/entity_browser';

    return $form;
  }

  /**
   * Check if entity browser with selected configuration combination can work.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form status.
   */
  protected function isFunctionalForm(FormStateInterface $form_state) {
    /** @var \Drupal\entity_browser\WidgetInterface $widget */
    $widget = $this->entity_browser->getWidgets()
      ->get($this->getCurrentWidget($form_state));

    /** @var \Drupal\entity_browser\SelectionDisplayInterface $selectionDisplay */
    $selectionDisplay = $this->entity_browser->getSelectionDisplay();

    if ($widget->requiresJsCommands() && !$selectionDisplay->supportsJsCommands()) {
      throw new ConfigException('Used entity browser selection display cannot work in combination with settings defined for used selection widget.');
    }
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    $this->entity_browser->getWidgetSelector()->validate($form, $form_state);
    $this->entity_browser->getWidgets()->get($this->getCurrentWidget($form_state))->validate($form, $form_state);
    $this->entity_browser->getSelectionDisplay()->validate($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $original_widget = $this->getCurrentWidget($form_state);
    if ($new_widget = $this->entity_browser->getWidgetSelector()->submit($form, $form_state)) {
      $this->setCurrentWidget($new_widget, $form_state);
    }

    // Only call widget submit if we didn't change the widget.
    if ($original_widget == $this->getCurrentWidget($form_state)) {
      $this->entity_browser
        ->getWidgets()
        ->get($this->getCurrentWidget($form_state))
        ->submit($form[$form['#browser_parts']['widget']], $form, $form_state);

      $this->entity_browser
        ->getSelectionDisplay()
        ->submit($form, $form_state);
    }

    if (!$this->isSelectionCompleted($form_state)) {
      $form_state->setRebuild();
    }
    else {
      $this->entity_browser->getDisplay()->selectionCompleted($this->getSelectedEntities($form_state));
    }
  }

  /**
   * Returns the widget that is currently selected.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The current state of the form.
   *
   * @return string
   *   ID of currently selected widget.
   */
  protected function getCurrentWidget(FormStateInterface $form_state) {
    // Do not use has() as that returns TRUE if the value is NULL.
    if (!$form_state->get('entity_browser_current_widget')) {
      $form_state->set('entity_browser_current_widget', $this->entity_browser->getFirstWidget());
    }

    return $form_state->get('entity_browser_current_widget');
  }

  /**
   * Sets widget that is currently active.
   *
   * @param string $widget
   *   New active widget UUID.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state.
   */
  protected function setCurrentWidget($widget, FormStateInterface $form_state) {
    $form_state->set('entity_browser_current_widget', $widget);
  }

  /**
   * Indicates selection is done.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state.
   *
   * @return bool
   *   Indicates selection is done.
   */
  protected function isSelectionCompleted(FormStateInterface $form_state) {
    return (bool) $form_state->get(['entity_browser', 'selection_completed']);
  }

  /**
   * Returns currently selected entities.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state.
   *
   * @return \Drupal\Core\Entity\EntityInterface[]
   *   Array of currently selected entities.
   */
  protected function getSelectedEntities(FormStateInterface $form_state) {
    return $form_state->get(['entity_browser', 'selected_entities']);
  }

}


1			<?php
2
3			namespace Drupal\entity_browser\Form;
4
5			use Drupal\Component\Uuid\UuidInterface;
6			use Drupal\Core\Config\ConfigException;
7			use Drupal\Core\Form\FormBase;
8			use Drupal\Core\Form\FormStateInterface;
9			use Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface;
10			use Drupal\entity_browser\DisplayAjaxInterface;
11			use Drupal\entity_browser\EntityBrowserFormInterface;
12			use Drupal\entity_browser\EntityBrowserInterface;
13			use Symfony\Component\DependencyInjection\ContainerInterface;
14
15			/**
16			* The entity browser form.
17			*/
18			class EntityBrowserForm extends FormBase implements EntityBrowserFormInterface {
19
20			/**
21			* UUID generator service.
22			*
23			* @var \Drupal\Component\Uuid\UuidInterface
24			*/
25			protected $uuidGenerator;
26
27			/**
28			* The entity browser object.
29			*
30			* @var \Drupal\entity_browser\EntityBrowserInterface
31			*/
32			protected $entity_browser;
33
34			/**
35			* The entity browser selection storage.
36			*
37			* @var \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface
38			*/
39			protected $selectionStorage;
40
41			/**
42			* Constructs a EntityBrowserForm object.
43			*
44			* @param \Drupal\Component\Uuid\UuidInterface $uuid_generator
45			* The UUID generator service.
46			*/
47			public function __construct(UuidInterface $uuid_generator, KeyValueStoreExpirableInterface $selection_storage) {
48			$this->uuidGenerator = $uuid_generator;
49			$this->selectionStorage = $selection_storage;
50			}
51
52			/**
53			* {@inheritdoc}
54			*/
55			public static function create(ContainerInterface $container) {
56			return new static(
57			$container->get('uuid'),
58			$container->get('entity_browser.selection_storage')
59			);
60			}
61
62			/**
63			* {@inheritdoc}
64			*/
65			public function getFormId() {
66			return 'entity_browser_' . $this->entity_browser->id() . '_form';
67			}
68
69			/**
70			* {@inheritdoc}
71			*/
72			public function setEntityBrowser(EntityBrowserInterface $entity_browser) {
73			$this->entity_browser = $entity_browser;
74			}
75
76			/**
77			* Initializes form state.
78			*
79			* @param \Drupal\Core\Form\FormStateInterface $form_state
80			* Form state object.
81			*/
82			protected function init(FormStateInterface $form_state) {
83			// Flag that this form has been initialized.
84			$form_state->set('entity_form_initialized', TRUE);
85			if ($this->getRequest()->query->has('uuid')) {
86			$form_state->set(['entity_browser', 'instance_uuid'], $this->getRequest()->query->get('uuid'));
87			}
88			else {
89			$form_state->set(['entity_browser', 'instance_uuid'], $this->uuidGenerator->generate());
90			}
91			$form_state->set(['entity_browser', 'selected_entities'], []);
92			$form_state->set(['entity_browser', 'validators'], []);
93			$form_state->set(['entity_browser', 'selection_completed'], FALSE);
94
95			// Initialize form state with persistent data, if present.
96			if ($storage = $this->selectionStorage->get($form_state->get(['entity_browser', 'instance_uuid']))) {
97			foreach ($storage as $key => $value) {
98			$form_state->set(['entity_browser', $key], $value);
99			}
100			}
101			}
102
103			/**
104			* {@inheritdoc}
105			*/
106			public function buildForm(array $form, FormStateInterface $form_state) {
107			// During the initial form build, add this form object to the form state and
108			// allow for initial preparation before form building and processing.
109			if (!$form_state->has('entity_form_initialized')) {
110			$this->init($form_state);
111			}
112
113			$this->isFunctionalForm($form_state);
114
115			$form['#attributes']['class'][] = 'entity-browser-form';
116			$form['#browser_parts'] = [
117			'widget_selector' => 'widget_selector',
118			'widget' => 'widget',
119			'selection_display' => 'selection_display',
120			];
121			$this->entity_browser
122			->getWidgetSelector()
123			->setDefaultWidget($this->getCurrentWidget($form_state));
124			$form[$form['#browser_parts']['widget_selector']] = $this->entity_browser
125			->getWidgetSelector()
126			->getForm($form, $form_state);
127			$form[$form['#browser_parts']['widget']] = $this->entity_browser
128			->getWidgets()
129			->get($this->getCurrentWidget($form_state))
130			->getForm($form, $form_state, $this->entity_browser->getAdditionalWidgetParameters());
131
132			$form[$form['#browser_parts']['selection_display']] = $this->entity_browser
133			->getSelectionDisplay()
134			->getForm($form, $form_state);
135
136			if ($this->entity_browser->getDisplay() instanceof DisplayAjaxInterface) {
137			$this->entity_browser->getDisplay()->addAjax($form);
138			}
139
140			$form['#attached']['library'][] = 'entity_browser/entity_browser';
141
142			return $form;
143			}
144
145			/**
146			* Check if entity browser with selected configuration combination can work.
147			*
148			* @param \Drupal\Core\Form\FormStateInterface $form_state
149			* Form status.
150			*/
151			protected function isFunctionalForm(FormStateInterface $form_state) {
152			/** @var \Drupal\entity_browser\WidgetInterface $widget */
153			$widget = $this->entity_browser->getWidgets()
154			->get($this->getCurrentWidget($form_state));
155
156			/** @var \Drupal\entity_browser\SelectionDisplayInterface $selectionDisplay */
157			$selectionDisplay = $this->entity_browser->getSelectionDisplay();
158
159			if ($widget->requiresJsCommands() && !$selectionDisplay->supportsJsCommands()) {
160			throw new ConfigException('Used entity browser selection display cannot work in combination with settings defined for used selection widget.');
161			}
162			}
163
164			/**
165			* {@inheritdoc}
166			*/
167			public function validateForm(array &$form, FormStateInterface $form_state) {
168			$this->entity_browser->getWidgetSelector()->validate($form, $form_state);
169			$this->entity_browser->getWidgets()->get($this->getCurrentWidget($form_state))->validate($form, $form_state);
170			$this->entity_browser->getSelectionDisplay()->validate($form, $form_state);
171			}
172
173			/**
174			* {@inheritdoc}
175			*/
176			public function submitForm(array &$form, FormStateInterface $form_state) {
177			$original_widget = $this->getCurrentWidget($form_state);
178			if ($new_widget = $this->entity_browser->getWidgetSelector()->submit($form, $form_state)) {
179			$this->setCurrentWidget($new_widget, $form_state);
180			}
181
182			// Only call widget submit if we didn't change the widget.
183			if ($original_widget == $this->getCurrentWidget($form_state)) {
184			$this->entity_browser
185			->getWidgets()
186			->get($this->getCurrentWidget($form_state))
187			->submit($form[$form['#browser_parts']['widget']], $form, $form_state);
188
189			$this->entity_browser
190			->getSelectionDisplay()
191			->submit($form, $form_state);
192			}
193
194			if (!$this->isSelectionCompleted($form_state)) {
195			$form_state->setRebuild();
196			}
197			else {
198			$this->entity_browser->getDisplay()->selectionCompleted($this->getSelectedEntities($form_state));
199			}
200			}
201
202			/**
203			* Returns the widget that is currently selected.
204			*
205			* @param \Drupal\Core\Form\FormStateInterface $form_state
206			* The current state of the form.
207			*
208			* @return string
209			* ID of currently selected widget.
210			*/
211			protected function getCurrentWidget(FormStateInterface $form_state) {
212			// Do not use has() as that returns TRUE if the value is NULL.
213			if (!$form_state->get('entity_browser_current_widget')) {
214			$form_state->set('entity_browser_current_widget', $this->entity_browser->getFirstWidget());
215			}
216
217			return $form_state->get('entity_browser_current_widget');
218			}
219
220			/**
221			* Sets widget that is currently active.
222			*
223			* @param string $widget
224			* New active widget UUID.
225			* @param \Drupal\Core\Form\FormStateInterface $form_state
226			* Form state.
227			*/
228			protected function setCurrentWidget($widget, FormStateInterface $form_state) {
229			$form_state->set('entity_browser_current_widget', $widget);
230			}
231
232			/**
233			* Indicates selection is done.
234			*
235			* @param \Drupal\Core\Form\FormStateInterface $form_state
236			* Form state.
237			*
238			* @return bool
239			* Indicates selection is done.
240			*/
241			protected function isSelectionCompleted(FormStateInterface $form_state) {
242			return (bool) $form_state->get(['entity_browser', 'selection_completed']);
243			}
244
245			/**
246			* Returns currently selected entities.
247			*
248			* @param \Drupal\Core\Form\FormStateInterface $form_state
249			* Form state.
250			*
251			* @return \Drupal\Core\Entity\EntityInterface[]
252			* Array of currently selected entities.
253			*/
254			protected function getSelectedEntities(FormStateInterface $form_state) {
255			return $form_state->get(['entity_browser', 'selected_entities']);
256			}
257
258			}
259

drupal-media / entity_browser

Pull Request — 8.x-1.x (#153)

EntityBrowserForm::isFunctionalForm() A

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