public function SmartCropImageEffect::validateConfigurationForm in Image Effects 8

Same name and namespace in other branches

1. 8.3 src/Plugin/ImageEffect/SmartCropImageEffect.php \Drupal\image_effects\Plugin\ImageEffect\SmartCropImageEffect::validateConfigurationForm()
2. 8.2 src/Plugin/ImageEffect/SmartCropImageEffect.php \Drupal\image_effects\Plugin\ImageEffect\SmartCropImageEffect::validateConfigurationForm()

Form validation handler.

Parameters

array $form: An associative array containing the structure of the plugin form as built by static::buildConfigurationForm().

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form. Calling code should pass on a subform state created through \Drupal\Core\Form\SubformState::createForSubform().

Overrides ConfigurableImageEffectBase::validateConfigurationForm

File

src/Plugin/ImageEffect/SmartCropImageEffect.php, line 106

Class

SmartCropImageEffect

Crop an image preserving the portion with the most entropy.

Namespace

Drupal\image_effects\Plugin\ImageEffect

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  parent::validateConfigurationForm($form, $form_state);
  $width = $form_state
    ->getValue('width');
  $height = $form_state
    ->getValue('height');
  if ((bool) $width === FALSE && (bool) $height === FALSE) {
    $form_state
      ->setError($form, $this
      ->t("Either <em>Width</em> or <em>Height</em> must be specified."));
  }
  if (strpos($width, '%') !== FALSE && (int) str_replace('%', '', $width) > 100) {
    $form_state
      ->setErrorByName('width', $this
      ->t("A percentage crop can not be wider than the source image."));
  }
  if (strpos($height, '%') !== FALSE && (int) str_replace('%', '', $height) > 100) {
    $form_state
      ->setErrorByName('height', $this
      ->t("A percentage crop can not be higher than the source image."));
  }
}