file_path(), PATHINFO_EXTENSION);
      gallery_graphics::rotate($item->file_path(), $tmpfile, array("degrees" => $degrees), $item);
      $item->set_data_file($tmpfile);
      $item->save();
      unlink($tmpfile);
    }
    if (Input::instance()->get("page_type") == "collection") {
      json::reply(
        array("src" => $item->thumb_url(),
              "width" => $item->thumb_width,
              "height" => $item->thumb_height));
    } else {
      json::reply(
        array("src" => $item->resize_url(),
              "width" => $item->resize_width,
              "height" => $item->resize_height));
    }
  }
  public function make_album_cover($id) {
    access::verify_csrf();
    $item = model_cache::get("item", $id);
    access::required("view", $item);
    access::required("view", $item->parent());
    access::required("edit", $item->parent());
    $msg = t("Made %title this album's cover", array("title" => html::purify($item->title)));
    item::make_album_cover($item);
    message::success($msg);
    json::reply(array("result" => "success", "reload" => 1));
  }
  public function form_delete($id) {
    $item = model_cache::get("item", $id);
    access::required("view", $item);
    access::required("edit", $item);
    $v = new View("quick_delete_confirm.html");
    $v->item = $item;
    $v->form = item::get_delete_form($item);
    print $v;
  }
  public function delete($id) {
    access::verify_csrf();
    $item = model_cache::get("item", $id);
    access::required("view", $item);
    access::required("edit", $item);
    if ($item->is_album()) {
      $msg = t("Deleted album %title", array("title" => html::purify($item->title)));
    } else {
      $msg = t("Deleted photo %title", array("title" => html::purify($item->title)));
    }
    $parent = $item->parent();
    if ($item->is_album()) {
      // Album delete will trigger deletes for all children.  Do this in a batch so that we can be
      // smart about notifications, album cover updates, etc.
      batch::start();
      $item->delete();
      batch::stop();
    } else {
      $item->delete();
    }
    message::success($msg);
    $from_id = Input::instance()->get("from_id");
    if (Input::instance()->get("page_type") == "collection" &&
        $from_id != $id /* deleted the item we were viewing */) {
      json::reply(array("result" => "success", "reload" => 1));
    } else {
      json::reply(array("result" => "success", "location" => $parent->url()));
    }
  }
  public function form_edit($id) {
    $item = model_cache::get("item", $id);
    access::required("view", $item);
    access::required("edit", $item);
    switch ($item->type) {
    case "album":
      $form = album::get_edit_form($item);
      break;
    case "photo":
      $form = photo::get_edit_form($item);
      break;
    case "movie":
      $form = movie::get_edit_form($item);
      break;
    }
    // Pass on the source item where this form was generated, so we have an idea where to return to.
    $form->hidden("from_id")->value((int)Input::instance()->get("from_id", 0));
    print $form;
  }
}