function panopoly_images_preprocess_image_style in Panopoly 7

Same name and namespace in other branches

1. 8.2 modules/panopoly/panopoly_images/panopoly_images.module \panopoly_images_preprocess_image_style()

Implementation of hook_preprocess_image_style()

File

modules/panopoly/panopoly_images/panopoly_images.module, line 147

Code

function panopoly_images_preprocess_image_style(&$variables) {

  // Some modules are misusing the class attributes as string
  // instead of array so make sure the format is correct.
  // See #2181263.
  if (isset($variables['attributes']['class']) && !is_array($variables['attributes']['class'])) {
    $variables['attributes']['class'] = explode(' ', $variables['attributes']['class']);
  }
  if (!empty($variables['attributes']['class'])) {
    $img_style_names = array_keys(image_styles());
    $classes = array();
    foreach ($variables['attributes']['class'] as $class) {
      if (!in_array(str_replace('-', '_', $class), $img_style_names)) {
        $classes[] = $class;
      }
    }
    $variables['attributes']['class'] = $classes;
  }
  $variables['attributes']['class'][] = str_replace('_', '-', $variables['style_name']);
}