/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Places code
 *
 * The Initial Developer of the Original Code is
 * Google Inc.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Annie Sullivan <annie.sullivan@gmail.com>
 *   Joe Hughes <joe@retrovirus.com>
 *   Takeshi Ichimaru <ayakawa.m@gmail.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"

interface nsIURI;
interface nsINavBookmarksService;

[scriptable, uuid(62a5fe00-d85c-4a63-aef7-176d8f1b189d)]
interface nsILivemarkService : nsISupports
{
  /**
   * Starts the livemark refresh timer.
   * Being able to manually control this allows activity such
   * as bookmarks import to occur without kicking off HTTP traffic.
   */
  void start();

  /**
   * Stop the livemark refresh timer.
   */
  void stopUpdateLivemarks();

  /**
   * Creates a new livemark
   * @param folder      The id of the parent folder
   * @param name        The name to show when displaying the livemark
   * @param siteURI     The URI of the site the livemark was created from
   * @param feedURI     The URI of the actual RSS feed
   * @param index       The index to insert at, or
   *                    nsINavBookmarksService.DEFAULT_INDEX to append.
   * @returns the ID of the folder for the livemark
   */
  long long createLivemark(in long long folder,
                           in AString name,
                           in nsIURI siteURI,
                           in nsIURI feedURI,
                           in long index);

  /**
   * Same as above, use during startup to avoid HTTP traffic
   */
  long long createLivemarkFolderOnly(in long long folder,
                                     in AString name,
                                     in nsIURI siteURI,
                                     in nsIURI feedURI,
                                     in long index);

  /**
   * Determines whether the folder with the given folder ID identifies
   * a livemark container.
   *
   * @param folder    A folder ID
   *
   * @returns true if the given folder is a livemark folder, or
   *          false otherwise
   *
   * @throws NS_ERROR_INVALID_ARG if the folder ID isn't known
   */
  boolean isLivemark(in long long folder);

  /**
   * Determines whether the feed URI is a currently registered livemark.
   *
   * @param aFeedURI
   *        Feed URI to look for.
   *
   * @returns the found livemark folder id, or -1 if nothing was found.
   */
  long long getLivemarkIdForFeedURI(in nsIURI aFeedURI);

  /**
   * Gets the URI of the website associated with a livemark container.
   *
   * @param container  The folder ID of a livemark container
   *
   * @returns nsIURI representing the URI of the website; if the livemark
   *          container doesn't have a valid site URI, null will be returned
   *
   * @throws NS_ERROR_INVALID_ARG if the folder ID isn't known or identifies
   *         a folder that isn't a livemark container
   * @throws NS_ERROR_MALFORMED_URI if the site URI annotation has
   *         somehow been corrupted (and can't be turned into an nsIURI)
   */
  nsIURI getSiteURI(in long long container);

  /**
   * Sets the URI of the website associated with a livemark container.
   *
   * @param container  The folder ID of a livemark container
   * @param siteURI    nsIURI object representing the site URI, or null
   *                   to clear the site URI for this livemark container
   *
   * @throws NS_ERROR_INVALID_ARG if the folder ID isn't known or identifies
   *         a folder that isn't a livemark container; also if the siteURI
   *         argument isn't a valid nsIURI object (or null)
   */
  void setSiteURI(in long long container, in nsIURI siteURI);

  /**
   * Gets the URI of the syndication feed associated with a livemark container.
   *
   * @param container  The folder ID of a livemark container
   *
   * @returns nsIURI representing the URI of the feed; if the livemark
   *          container doesn't have a valid feed URI, null will be returned
   *          of the nsIURI object returned will be the empty string.
   *
   * @throws NS_ERROR_INVALID_ARG if the folder ID isn't known or identifies
   *         a folder that isn't a livemark container
   * @throws NS_ERROR_MALFORMED_URI if the site URI annotation has
   *         somehow been corrupted (and can't be turned into an nsIURI)
   */
  nsIURI getFeedURI(in long long container);

  /**
   * Sets the URI of the feed associated with a livemark container.
   *
   * NOTE: The caller is responsible for reloading the livemark after
   *       changing its feed URI (since the contents are likely to be different
   *       given a different feed).
   *
   * @param container  The folder ID of a livemark container
   * @param feedURI    nsIURI object representing the syndication feed URI
   *
   * @throws NS_ERROR_INVALID_ARG if the folder ID isn't known or identifies
   *         a folder that isn't a livemark container; also if the feedURI
   *         argument isn't a valid nsIURI object
   */
  void setFeedURI(in long long container, in nsIURI feedURI);

	/**
	 * Reloads all livemark subscriptions, whether or not they've expired.
	 */
  void reloadAllLivemarks();

	/**
	 * Reloads the livemark with this folder ID, whether or not it's expired.
	 * @param folderID		The ID of the folder to be reloaded
	 */
  void reloadLivemarkFolder(in long long folderID);
};

%{C++
#define LMANNO_FEEDURI "livemark/feedURI"
%}
