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/* -*- Mode: IDL; 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 the Blocklist Service.
 *
 * The Initial Developer of the Original Code is
 * Mozilla Corporation
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Michael Wu <flamingice@sourmilk.net>  (original author)
 *
 * 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 nsIPluginTag;
interface nsIVariant;

[scriptable, uuid(31845f85-718a-4581-a672-a45c0327cb21)]
interface nsIBlocklistService : nsISupports
{
  // Indicates that the item does not appear in the blocklist.
  const unsigned long STATE_NOT_BLOCKED = 0;
  // Indicates that the item is in the blocklist but the problem is not severe
  // enough to warant forcibly blocking.
  const unsigned long STATE_SOFTBLOCKED = 1;
  // Indicates that the item should be blocked and never used.
  const unsigned long STATE_BLOCKED     = 2;
  // Indicates that the item is considered outdated, and there is a known
  // update available.
  const unsigned long STATE_OUTDATED    = 3;

  /**
   * Determine if an item is blocklisted
   * @param   id
   *          The ID of the item.
   * @param   version
   *          The item's version.
   * @param   appVersion
   *          The version of the application we are checking in the blocklist.
   *          If this parameter is null, the version of the running application
   *          is used.
   * @param   toolkitVersion
   *          The version of the toolkit we are checking in the blocklist.
   *          If this parameter is null, the version of the running toolkit
   *          is used.
   * @returns true if the item is compatible with this version of the
   *          application or this version of the toolkit, false, otherwise.
   */
  boolean isAddonBlocklisted(in AString id, in AString version,
                             [optional] in AString appVersion,
                             [optional] in AString toolkitVersion);

  /**
   * Determine the blocklist state of an add-on
   * @param   id
   *          The ID of the item.
   * @param   version
   *          The item's version.
   * @param   appVersion
   *          The version of the application we are checking in the blocklist.
   *          If this parameter is null, the version of the running application
   *          is used.
   * @param   toolkitVersion
   *          The version of the toolkit we are checking in the blocklist.
   *          If this parameter is null, the version of the running toolkit
   *          is used.
   * @returns The STATE constant.
   */
  unsigned long getAddonBlocklistState(in AString id, in AString version,
                                       [optional] in AString appVersion,
                                       [optional] in AString toolkitVersion);

  /**
   * Determine the blocklist state of a plugin
   * @param   plugin
   *          The plugin to get the state for
   * @param   appVersion
   *          The version of the application we are checking in the blocklist.
   *          If this parameter is null, the version of the running application
   *          is used.
   * @param   toolkitVersion
   *          The version of the toolkit we are checking in the blocklist.
   *          If this parameter is null, the version of the running toolkit
   *          is used.
   * @returns The STATE constant.
   */
  unsigned long getPluginBlocklistState(in nsIPluginTag plugin,
                                        [optional] in AString appVersion,
                                        [optional] in AString toolkitVersion);

  /**
   * Determine the blocklist web page of an add-on.
   * @param   id
   *          The ID of the blocked add-on.
   * @returns The URL of the description page.
   */
  AString getAddonBlocklistURL(in AString id, in AString version,
                              [optional] in AString appVersion,
                              [optional] in AString toolkitVersion);

  /**
   * Determine the blocklist web page of a plugin.
   * @param   plugin
   *          The blocked plugin that we are determining the web page for.
   * @returns The URL of the description page.
   */
  AString getPluginBlocklistURL(in nsIPluginTag plugin);
};

/**
 * nsIBlocklistPrompt is used, if available, by the default implementation of 
 * nsIBlocklistService to display a confirmation UI to the user before blocking
 * extensions/plugins.
 */
[scriptable, uuid(36f97f40-b0c9-11df-94e2-0800200c9a66)]
interface nsIBlocklistPrompt : nsISupports
{
  /**
   * Prompt the user about newly blocked addons. The prompt is then resposible
   * for soft-blocking any addons that need to be afterwards
   *
   * @param  aAddons
   *         An array of addons and plugins that are blocked. These are javascript
   *         objects with properties:
   *          name    - the plugin or extension name,
   *          version - the version of the extension or plugin,
   *          icon    - the plugin or extension icon,
   *          disable - can be used by the nsIBlocklistPrompt to allows users to decide
   *                    whether a soft-blocked add-on should be disabled,
   *          blocked - true if the item is hard-blocked, false otherwise,
   *          item    - the nsIPluginTag or Addon object
   * @param  aCount
   *         The number of addons
   */
  void prompt([array, size_is(aCount)] in nsIVariant aAddons,
              [optional] in PRUint32 aCount);
};