/**
  * Update image legend and cover
  *
  * @param int $idImage
  * @param array $data
  *
  * @return object image
  */
 public function ajaxProcessUpdateImage($idImage, $data)
 {
     $img = new \ImageCore((int) $idImage);
     if ($data['cover']) {
         \ImageCore::deleteCover((int) $img->id_product);
         $img->cover = 1;
     }
     $img->legend = $data['legend'];
     $img->update();
     return $img;
 }