gecko/toolkit/mozapps/update/public/nsIUpdateService.idl

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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 Application Update Service
*
* 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):
* Ben Goodger <ben@mozilla.org>
*
* 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 nsIDOMDocument;
interface nsIDOMElement;
interface nsIDOMWindow;
interface nsIRequest;
interface nsIRequestObserver;
interface nsISimpleEnumerator;
interface nsIXMLHttpRequest;
/**
* An interface that describes an object representing a patch file that can
* be downloaded and applied to a version of this application so that it
* can be updated.
*/
[scriptable, uuid(56863a67-bd69-42de-9f40-583e625b457d)]
interface nsIUpdatePatch : nsISupports
{
/**
* The type of this patch:
* "partial" A binary difference between two application versions
* "complete" A complete patch containing all of the replacement files
* to update to the new version
*/
attribute AString type;
/**
* The URL this patch was being downloaded from
*/
attribute AString URL;
/**
* The hash function to use when determining this file's integrity
*/
attribute AString hashFunction;
/**
* The value of the hash function named above that should be computed if
* this file is not corrupt.
*/
attribute AString hashValue;
/**
* The size of this file, in bytes.
*/
attribute unsigned long size;
/**
* The state of this patch
*/
attribute AString state;
/**
* true if this patch is currently selected as the patch to be downloaded and
* installed for this update transaction, false if another patch from this
* update has been selected.
*/
attribute boolean selected;
/**
* Serializes this patch object into a DOM Element
* @param updates
* The document to serialize into
* @returns The DOM Element created by the serialization process
*/
nsIDOMElement serialize(in nsIDOMDocument updates);
};
/**
* An interface that describes an object representing an available update to
* the current application - this update may have several available patches
* from which one must be selected to download and install, for example we
* might select a binary difference patch first and attempt to apply that,
* then if the application process fails fall back to downloading a complete
* file-replace patch. This object also contains information about the update
* that the front end and other application services can use to learn more
* about what is going on.
*/
[scriptable, uuid(9d6a388b-2e0c-4d0e-9a60-5c9739a7ada5)]
interface nsIUpdate : nsISupports
{
/**
* The type of update:
* "major" A major new version of the Application
* "minor" A minor update to the Application (e.g. security update)
*/
attribute AString type;
/**
* The name of the update, or "<Application Name> <Update Version>"
*/
attribute AString name;
/**
* The Application version of this update.
*/
attribute AString version;
/**
* The Toolkit version of this update.
*/
attribute AString platformVersion;
/**
* The Addon version of this update. Used by the Extension System to track
* compatibility of installed addons with this update.
*/
attribute AString extensionVersion;
/**
* The Build ID of this update. Used to determine a particular build, down
* to the hour, minute and second of its creation. This allows the system
* to differentiate between several nightly builds with the same |version|
* for example.
*/
attribute AString buildID;
/**
* The URL to a page which offers details about the content of this
* update. Ideally, this page is not the release notes but some other page
* that summarizes the differences between this update and the previous,
* which also links to the release notes.
*/
attribute AString detailsURL;
/**
* The URL to a HTML fragment that contains a license for this update. If
* this is specified, the user is shown the license file after they choose
* to install the update and they must agree to it before the download
* commences.
*/
attribute AString licenseURL;
/**
* The URL to the Update Service that supplied this update.
*/
attribute AString serviceURL;
/**
* The channel used to retrieve this update from the Update Service.
*/
attribute AString channel;
/**
* Whether or not the update being downloaded is a complete replacement of
* the user's existing installation or a patch representing the difference
* between the new version and the previous version.
*/
attribute boolean isCompleteUpdate;
/**
* Whether or not the update is a security update or not. If this is true,
* then we present more serious sounding user interface messages to the
* user.
*/
attribute boolean isSecurityUpdate;
/**
* When the update was installed.
*/
attribute long long installDate;
/**
* A message associated with this update, if any.
*/
attribute AString statusText;
/**
* The currently selected patch for this update.
*/
readonly attribute nsIUpdatePatch selectedPatch;
/**
* The state of the selected patch:
* "downloading" The update is being downloaded.
* "pending" The update is ready to be applied.
* "applying" The update is being applied.
* "succeeded" The update was successfully applied.
* "download-failed" The update failed to be downloaded.
* "failed" The update failed to be applied.
*/
attribute AString state;
/**
* A numeric error code that conveys additional information about the state
* of a failed update. If the update is not in the "failed" state, then this
* value is zero.
*
* TODO: Define typical error codes (for now, see updater/errors.h)
*/
attribute long errorCode;
/**
* The number of patches supplied by this update.
*/
readonly attribute unsigned long patchCount;
/**
* Retrieves a patch.
* @param index
* The index of the patch to retrieve.
* @returns The nsIUpdatePatch at the specified index.
*/
nsIUpdatePatch getPatchAt(in unsigned long index);
/**
* Serializes this update object into a DOM Element
* @param updates
* The document to serialize into
* @returns The DOM Element created by the serialization process
*/
nsIDOMElement serialize(in nsIDOMDocument updates);
};
/**
* An interface describing an object that listens to the progress of an update
* check operation. This object is notified as the check continues, finishes
* and if it has an error.
*/
[scriptable, uuid(8cbceb6e-8e27-46f2-8808-444c6499f836)]
interface nsIUpdateCheckListener : nsISupports
{
/**
* Called every time there is a progress notification loading the Update
* Service file.
* @param request
* The nsIXMLHttpRequest handling the update check.
* @param position
* The current byte downloaded
* @param totalSize
* The total number of bytes that have to be downloaded
*/
void onProgress(in nsIXMLHttpRequest request,
in unsigned long position,
in unsigned long totalSize);
/**
* The update check was completed.
* @param request
* The nsIXMLHttpRequest handling the update check.
* @param updates
* An array of nsIUpdate objects listing available updates.
* @param updateCount
* The size of the |updates| array.
*/
void onCheckComplete(in nsIXMLHttpRequest request,
[array, size_is(updateCount)] in nsIUpdate updates,
in unsigned long updateCount);
/**
* An error occurred while loading the remote update service file.
* @param request
* The nsIXMLHttpRequest handling the update check.
* @param update
* A nsIUpdate object that contains details about the
* error in its |statusText| property.
*/
void onError(in nsIXMLHttpRequest request,
in nsIUpdate update);
};
/**
* An interface describing an object that knows how to check for updates.
*/
[scriptable, uuid(877ace25-8bc5-452a-8586-9c1cf2871994)]
interface nsIUpdateChecker : nsISupports
{
/**
* Checks for available updates, notifying a listener of the results.
* @param listener
* An object implementing nsIUpdateCheckListener which is notified
* of the results of an update check.
* @param force
* Forces the checker to check for updates, regardless of the
* current value of the user's update settings. This is used by
* any piece of UI that offers the user the imperative option to
* check for updates now, regardless of their update settings.
* force will not work if the system administrator has locked
* the app.update.enabled preference.
*/
void checkForUpdates(in nsIUpdateCheckListener listener, in boolean force);
/**
* Constants for the |stopChecking| function that tell the Checker how long
* to stop checking:
*
* CURRENT_CHECK: Stops the current (active) check only
* CURRENT_SESSION: Stops all checking for the current session
* ANY_CHECKS: Stops all checking, any session from now on
* (disables update checking preferences)
*/
const unsigned short CURRENT_CHECK = 1;
const unsigned short CURRENT_SESSION = 2;
const unsigned short ANY_CHECKS = 3;
/**
* Ends any pending update check.
* @param duration
* A value representing the set of checks to stop doing.
*/
void stopChecking(in unsigned short duration);
};
/**
* An interface describing a global application service that handles performing
* background update checks and provides utilities for selecting and
* downloading update patches.
*/
[scriptable, uuid(9849c4bf-5197-4d22-baa8-e3b44a1703d2)]
interface nsIApplicationUpdateService : nsISupports
{
/**
* The Update Checker used for background update checking.
*/
readonly attribute nsIUpdateChecker backgroundChecker;
/**
* Selects the best update to install from a list of available updates.
* @param updates
* An array of updates that are available
* @param updateCount
* The length of the |updates| array
*/
nsIUpdate selectUpdate([array, size_is(updateCount)] in nsIUpdate updates,
in unsigned long updateCount);
/**
* Adds a listener that receives progress and state information about the
* update that is currently being downloaded, e.g. to update a user
* interface.
* @param listener
* An object implementing nsIRequestObserver and optionally
* nsIProgressEventSink that is to be notified of state and
* progress information as the update is downloaded.
*/
void addDownloadListener(in nsIRequestObserver listener);
/**
* Removes a listener that is receiving progress and state information
* about the update that is currently being downloaded.
* @param listener
* The listener object to remove.
*/
void removeDownloadListener(in nsIRequestObserver listener);
/**
*
*/
AString downloadUpdate(in nsIUpdate update, in boolean background);
/**
* Pauses the active update download process
*/
void pauseDownload();
/**
* Whether or not there is an download happening at the moment.
*/
readonly attribute boolean isDownloading;
/**
* Whether or not the Update Service can download and install updates.
* This is a function of whether or not the current user has access
* privileges to the install directory.
*/
readonly attribute boolean canUpdate;
};
/**
* An interface describing a global application service that maintains a list
* of updates previously performed as well as the current active update.
*/
[scriptable, uuid(fede66a9-9f96-4507-a22a-775ee885577e)]
interface nsIUpdateManager : nsISupports
{
/**
* Gets the update at the specified index
* @param index
* The index within the updates array
* @returns The nsIUpdate object at the specified index
*/
nsIUpdate getUpdateAt(in long index);
/**
* Gets the total number of updates in the history list.
*/
readonly attribute long updateCount;
/**
* The active (current) update. The active update is not in the history list.
*/
attribute nsIUpdate activeUpdate;
/**
* Saves all updates to disk.
*/
void saveUpdates();
};
/**
* An interface describing an object that can show various kinds of Update
* notification UI to the user.
*/
[scriptable, uuid(599fd3c6-ec68-4499-ada5-2997739c97a6)]
interface nsIUpdatePrompt : nsISupports
{
/**
* Shows a user interface that checks for and then displays the available
* updates.
*/
void checkForUpdates();
/**
* Show a message advising that an update is available for download and
* install.
* @param update
* The update to be downloaded and installed
*/
void showUpdateAvailable(in nsIUpdate update);
/**
* Show a message advising that an update has now been downloaded and that
* a restart is necessary to complete the update.
* @param update
* The update that was downloaded
* @param background
* Less obtrusive UI, starting with a non-modal notification alert
*/
void showUpdateDownloaded(in nsIUpdate update,
[optional] in boolean background);
/**
* Shows a message that an update was installed successfully.
*/
void showUpdateInstalled();
/**
* Shows an error message UI telling the user about some kind of update
* failure, e.g. failure to apply patch.
* @param update
* The nsIUpdate object which we could not install
*/
void showUpdateError(in nsIUpdate update);
/**
* Shows a list of all updates installed to date.
* @param parent
* A parent window to anchor this window to. Can be null.
*/
void showUpdateHistory(in nsIDOMWindow parent);
};