You are here

Home » API reference » Drupal 7 » image.module

function image_image_style_save in Drupal 7

Implements hook_image_style_save().

1 call to image_image_style_save()
image_image_style_delete in modules/image/image.module
Implements hook_image_style_delete().

File

modules/image/image.module, line 388
Exposes global functionality for creating image styles.

Code

function image_image_style_save($style) {
  if (isset($style['old_name']) && $style['old_name'] != $style['name']) {
    $instances = field_read_instances();

    // Loop through all fields searching for image fields.
    foreach ($instances as $instance) {
      if ($instance['widget']['module'] == 'image') {
        $instance_changed = FALSE;
        foreach ($instance['display'] as $view_mode => $display) {

          // Check if the formatter involves an image style.
          if ($display['type'] == 'image' && $display['settings']['image_style'] == $style['old_name']) {

            // Update display information for any instance using the image
            // style that was just deleted.
            $instance['display'][$view_mode]['settings']['image_style'] = $style['name'];
            $instance_changed = TRUE;
          }
        }
        if ($instance['widget']['settings']['preview_image_style'] == $style['old_name']) {
          $instance['widget']['settings']['preview_image_style'] = $style['name'];
          $instance_changed = TRUE;
        }
        if ($instance_changed) {
          field_update_instance($instance);
        }
      }
    }
  }
}