function imagefield_crop_preset_delete in Imagefield Crop 7.3

Menu callback -- ask for confirmation of presset deletion

1 string reference to 'imagefield_crop_preset_delete'

imagefield_crop_menu in ./imagefield_crop.module

Implements hook_menu().

File

./imagefield_crop.module, line 1289

Code

function imagefield_crop_preset_delete($preset) {
  $presets_used = array();
  foreach (field_info_instances() as $entity) {
    foreach ($entity as $fields) {
      foreach ($fields as $field_name => $instance) {
        if ($instance['widget']['module'] == 'imagefield_crop') {
          $presets_used += array_fill_keys(array_keys($instance['widget']['settings']['presets']), $instance['field_name']);
        }
      }
    }
  }
  if (in_array($preset->pid, array_keys($presets_used))) {
    drupal_set_message(t('Preset is used in field !field_name. ' . l('Back to preset list', 'admin/config/media/imagefield-crop-preset-list'), array(
      '!field_name' => $presets_used[$preset->pid],
    )));
    return array();
  }
  else {
    return drupal_get_form('imagefield_crop_preset_delete_confirm', $preset);
  }
}