class RotateController in Insert 8

Hierarchy

• class \Drupal\Core\Controller\ControllerBase implements ContainerInjectionInterface uses LoggerChannelTrait, MessengerTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
  • class \Drupal\insert\Controller\RotateController

File

src/Controller/RotateController.php, line 14

Namespace

Drupal\insert\Controller

class RotateController extends ControllerBase {

  /**
   * Rotates an image regenerating image derivatives for every image style and
   * saving the corresponding entity with the updated image dimensions.
   *
   * @param Request $request
   * @return JsonResponse
   */
  public function rotate(Request $request) {
    $fid = $request->query
      ->get('fid', null);
    $degree = $request->query
      ->get('degree', null);
    $nid = $request->query
      ->get('nid', null);
    $absolute = !!$request->query
      ->get('absolute', FALSE);
    if ($fid === null || $degree === null || $nid === null) {
      return new JsonResponse([]);
    }
    $file = File::load($fid);
    if ($file === null) {
      return new JsonResponse([]);
    }

    /** @var ImageInterface $image */
    $image = \Drupal::service('image.factory')
      ->get($file
      ->getFileUri());
    if (!$image
      ->isValid()) {
      return new JsonResponse([]);
    }
    if ($image
      ->rotate(floatval($degree))) {
      $image
        ->save();
    }
    $styleUrls = [
      'image' => $this
        ->convertUrl(file_create_url($image
        ->getSource()), $absolute),
    ];

    /* @var ImageStyle $style */
    foreach (ImageStyle::loadMultiple() as $style) {
      $style
        ->flush($image
        ->getSource());
      $uri = $style
        ->buildUri($image
        ->getSource());
      $style
        ->createDerivative($file
        ->getFileUri(), $uri);
      $url = $style
        ->buildUrl($image
        ->getSource());
      $styleUrls[$style
        ->getName()] = $this
        ->convertUrl($url, $absolute);
    }
    $revision = null;

    // Update dimensions in node.
    $node = Node::load($nid);
    if ($node !== null) {

      /** @var FieldDefinitionInterface $definition */
      foreach ($node
        ->getFieldDefinitions() as $field_name => $definition) {
        if ($definition
          ->getType() === 'image') {
          $value = $node
            ->get($field_name)
            ->getValue();
          $found = FALSE;
          foreach ($value as &$item) {
            if ($item['target_id'] === $fid) {
              $width = $item['width'];
              $item['width'] = $item['height'];
              $item['height'] = $width;
              $node
                ->set($field_name, $value, FALSE);
              $node
                ->save();
              $found = TRUE;
              break;
            }
          }
          if ($found) {
            break;
          }
        }
      }
      $revision = $node
        ->getChangedTimeAcrossTranslations();
    }
    return new JsonResponse([
      'revision' => $revision,
      'data' => $styleUrls,
    ]);
  }

  /**
   * @param string $url
   * @param bool $absolute
   * @return string
   */
  protected function convertUrl($url, $absolute) {
    return $absolute || strpos($url, $GLOBALS['base_url']) !== 0 ? $url : base_path() . ltrim(str_replace($GLOBALS['base_url'], '', $url), '/');
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ControllerBase::$configFactory	protected	property	The configuration factory.
ControllerBase::$currentUser	protected	property	The current user service.	1
ControllerBase::$entityFormBuilder	protected	property	The entity form builder.
ControllerBase::$entityManager	protected	property	The entity manager.
ControllerBase::$entityTypeManager	protected	property	The entity type manager.
ControllerBase::$formBuilder	protected	property	The form builder.	2
ControllerBase::$keyValue	protected	property	The key-value storage.	1
ControllerBase::$languageManager	protected	property	The language manager.	1
ControllerBase::$moduleHandler	protected	property	The module handler.	2
ControllerBase::$stateService	protected	property	The state service.
ControllerBase::cache	protected	function	Returns the requested cache bin.
ControllerBase::config	protected	function	Retrieves a configuration object.
ControllerBase::container	private	function	Returns the service container.
ControllerBase::create	public static	function	Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create	40
ControllerBase::currentUser	protected	function	Returns the current user.	1
ControllerBase::entityFormBuilder	protected	function	Retrieves the entity form builder.
ControllerBase::entityManager Deprecated	protected	function	Retrieves the entity manager service.
ControllerBase::entityTypeManager	protected	function	Retrieves the entity type manager.
ControllerBase::formBuilder	protected	function	Returns the form builder service.	2
ControllerBase::keyValue	protected	function	Returns a key/value storage collection.	1
ControllerBase::languageManager	protected	function	Returns the language manager service.	1
ControllerBase::moduleHandler	protected	function	Returns the module handler.	2
ControllerBase::redirect	protected	function	Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
ControllerBase::state	protected	function	Returns the state storage service.
LinkGeneratorTrait::$linkGenerator	protected	property	The link generator.	1
LinkGeneratorTrait::getLinkGenerator Deprecated	protected	function	Returns the link generator.
LinkGeneratorTrait::l Deprecated	protected	function	Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated	public	function	Sets the link generator service.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
RotateController::convertUrl	protected	function
RotateController::rotate	public	function	Rotates an image regenerating image derivatives for every image style and saving the corresponding entity with the updated image dimensions.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator	protected	property	The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated	protected	function	Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated	public	function	Sets the URL generator service.
UrlGeneratorTrait::url Deprecated	protected	function	Generates a URL or path for a specific route based on the given parameters.