public function PictureMappingForm::validate in Picture 8

File

src/PictureMappingForm.php, line 96

Contains Drupal\picture\PictureMappingForm.

Class

PictureMappingForm

Form controller for the responsive image edit/add forms.

Namespace

Drupal\picture

Code

public function validate(array $form, FormStateInterface $form_state) {
  parent::validate($form, $form_state);

  // Only validate on edit.
  if ($form_state
    ->hasValue('keyed_styles')) {
    $styles = $form_state
      ->getValue('keyed_styles');
    foreach ($styles as $breakpoint_id => $multiplier_styles) {
      foreach ($multiplier_styles as $multiplier => $style) {
        if ($style['image_mapping_type'] == 'sizes') {
          $form_state
            ->setValue(array(
            'keyed_styles',
            $breakpoint_id,
            $multiplier,
            'image_mapping',
          ), array(
            'sizes_image_styles' => array_filter($style['sizes_image_styles']),
            'sizes' => $style['sizes'],
          ));
        }
        elseif ($style['image_mapping_type'] != 'image_style') {
          $form_state
            ->unsetValue(array(
            'keyed_styles',
            $breakpoint_id,
            $multiplier,
          ));
        }
        $form_state
          ->unsetValue(array(
          'keyed_styles',
          $breakpoint_id,
          $multiplier,
          'sizes_image_styles',
        ));
        $form_state
          ->unsetValue(array(
          'keyed_styles',
          $breakpoint_id,
          $multiplier,
          'sizes',
        ));
      }
    }
  }
}