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522 lines
16 KiB
522 lines
16 KiB
/* This file is part of the KDE project
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*
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* Copyright (C) 2002-2004 George Staikos <staikos@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _TDEWALLET_H
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#define _TDEWALLET_H
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#include <tqglobal.h>
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#ifdef Q_OS_UNIX
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#include <tqstring.h>
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#include <tqstringlist.h>
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#include <tqobject.h>
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#include <dcopobject.h>
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class DCOPRef;
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/** Namespace collecting all the Wallet-related classes. */
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namespace TDEWallet {
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/**
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* KDE Wallet
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*
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* This class implements a generic system-wide Wallet for KDE. This is the
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* ONLY public interface. The DCOP client is unsupported and considered to be
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* private.
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*
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* @author George Staikos <staikos@kde.org>
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* @short KDE Wallet Class
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*/
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class TDEIO_EXPORT Wallet : public TQObject, public DCOPObject {
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K_DCOP
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TQ_OBJECT
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protected:
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/**
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* Construct a TDEWallet object.
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* @internal
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* @param handle The handle for the wallet.
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* @param name The name of the wallet.
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*/
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Wallet(int handle, const TQString& name);
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/**
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* Copy a TDEWallet object.
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* @internal
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*/
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Wallet(const Wallet&);
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public:
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enum EntryType { Unknown=0, Password, Stream, Map, Unused=0xffff };
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/**
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* Destroy a TDEWallet object. Closes the wallet.
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*/
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virtual ~Wallet();
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/**
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* List all the wallets available.
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* @return Returns a list of the names of all wallets that are
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* open.
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*/
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static TQStringList walletList();
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/**
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* Determine if the KDE wallet is enabled. Normally you do
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* not need to use this because open() will just fail.
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* @return Returns true if the wallet enabled, else false.
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*/
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static bool isEnabled();
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/**
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* Determine if the wallet @p name is open by any application.
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* @param name The name of the wallet to check.
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* @return Returns true if the wallet is open, else false.
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*/
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static bool isOpen(const TQString& name);
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/**
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* Close the wallet @p name. The wallet will only be closed
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* if it is open but not in use (rare), or if it is forced
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* closed.
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* @param name The name of the wallet to close.
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* @param force Set true to force the wallet closed even if it
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* is in use by others.
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* @return Returns 0 on success, non-zero on error.
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*/
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static int closeWallet(const TQString& name, bool force);
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/**
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* Delete the wallet @p name. The wallet will be forced closed
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* first.
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* @param name The name of the wallet to delete.
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* @return Returns 0 on success, non-zero on error.
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*/
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static int deleteWallet(const TQString& name);
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/**
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* Disconnect the application @p app from @p wallet.
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* @param wallet The name of the wallet to disconnect.
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* @param app The name of the application to disconnect.
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* @return Returns true on success, false on error.
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*/
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static bool disconnectApplication(const TQString& wallet, const TQCString& app);
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enum OpenType { Synchronous=0, Asynchronous, Path, OpenTypeUnused=0xff };
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/**
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* Open the wallet @p name. The user will be prompted to
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* allow your application to open the wallet, and may be
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* prompted for a password. You are responsible for deleting
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* this object when you are done with it.
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* @param name The name of the wallet to open.
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* @param ot If Asynchronous, the call will return
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* immediately with a non-null pointer to an
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* invalid wallet. You must immediately connect
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* the walletOpened() signal to a slot so that
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* you will know when it is opened, or when it
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* fails.
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* @param w The window id to associate any dialogs with.
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* @return Returns a pointer to the wallet if successful,
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* or a null pointer on error or if rejected.
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*/
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static Wallet* openWallet(const TQString& name, WId w = 0, OpenType ot = Synchronous);
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/**
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* List the applications that are using the wallet @p wallet.
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* @param wallet The wallet to query.
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* @return Returns a list of all DCOP application IDs using
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* the wallet.
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*/
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static TQStringList users(const TQString& wallet);
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/**
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* The name of the wallet used to store local passwords.
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*/
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static const TQString LocalWallet();
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/**
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* The name of the wallet used to store network passwords.
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*/
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static const TQString NetworkWallet();
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/**
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* The standardized name of the password folder.
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* It is automatically created when a wallet is created, but
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* the user may still delete it so you should check for its
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* existence and recreate it if necessary and desired.
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*/
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static const TQString PasswordFolder();
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/**
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* The standardized name of the form data folder.
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* It is automatically created when a wallet is created, but
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* the user may still delete it so you should check for its
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* existence and recreate it if necessary and desired.
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*/
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static const TQString FormDataFolder();
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/**
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* Request to the wallet service to change the password of
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* the wallet @p name.
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* @param name The the wallet to change the password of.
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* @param w The window id to associate any dialogs with.
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*/
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static void changePassword(const TQString& name, WId w = 0);
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/**
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* This syncs the wallet file on disk with what is in memory.
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* You don't normally need to use this. It happens
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* automatically on close.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int sync();
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/**
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* This closes and locks the current wallet. It will
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* disconnect all applications using the wallet.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int lockWallet();
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/**
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* The name of the current wallet.
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*/
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virtual const TQString& walletName() const;
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/**
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* Determine if the current wallet is open, and is a valid
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* wallet handle.
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* @return Returns true if the wallet handle is valid and open.
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*/
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virtual bool isOpen() const;
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/**
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* Request to the wallet service to change the password of
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* the current wallet.
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* @param w The window id to associate any dialogs with.
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*/
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virtual void requestChangePassword(WId w = 0);
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/**
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* Obtain the list of all folders contained in the wallet.
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* @return Returns an empty list if the wallet is not open.
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*/
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virtual TQStringList folderList();
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/**
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* Determine if the folder @p f exists in the wallet.
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* @param f the name of the folder to check for
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* @return Returns true if the folder exists in the wallet.
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*/
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virtual bool hasFolder(const TQString& f);
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/**
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* Set the current working folder to @p f. The folder must
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* exist, or this call will fail. Create a folder with
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* createFolder().
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* @param f the name of the folder to make the working folder
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* @return Returns true if the folder was successfully set.
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*/
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virtual bool setFolder(const TQString& f);
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/**
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* Remove the folder @p f and all its entries from the wallet.
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* @param f the name of the folder to remove
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* @return Returns true if the folder was successfully removed.
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*/
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virtual bool removeFolder(const TQString& f);
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/**
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* Created the folder @p f.
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* @param f the name of the folder to create
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* @return Returns true if the folder was successfully created.
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*/
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virtual bool createFolder(const TQString& f);
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/**
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* Determine the current working folder in the wallet.
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* If the folder name is empty, it is working in the global
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* folder, which is valid but discouraged.
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* @return Returns the current working folder.
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*/
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virtual const TQString& currentFolder() const;
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/**
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* Return the list of keys of all entries in this folder.
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* @return Returns an empty list if the wallet is not open, or
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* if the folder is empty.
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*/
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virtual TQStringList entryList();
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/**
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* Rename the entry @p oldName to @p newName.
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* @param oldName The original key of the entry.
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* @param newName The new key of the entry.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int renameEntry(const TQString& oldName, const TQString& newName);
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/**
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* Read the entry @p key from the current folder.
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* The entry format is unknown except that it is either a
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* TQByteArray or a TQDataStream, which effectively means that
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* it is anything.
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* @param key The key of the entry to read.
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* @param value A buffer to fill with the value.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int readEntry(const TQString& key, TQByteArray& value);
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/**
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* Read the map entry @p key from the current folder.
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* @param key The key of the entry to read.
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* @param value A map buffer to fill with the value.
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* @return Returns 0 on success, non-zero on error. Will
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* return an error if the key was not originally
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* written as a map.
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*/
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virtual int readMap(const TQString& key, TQMap<TQString,TQString>& value);
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/**
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* Read the password entry @p key from the current folder.
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* @param key The key of the entry to read.
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* @param value A password buffer to fill with the value.
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* @return Returns 0 on success, non-zero on error. Will
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* return an error if the key was not originally
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* written as a password.
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*/
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virtual int readPassword(const TQString& key, TQString& value);
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/**
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* Read the entries matching @p key from the current folder.
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* The entry format is unknown except that it is either a
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* TQByteArray or a TQDataStream, which effectively means that
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* it is anything.
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* @param key The key of the entry to read. Wildcards
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* are supported.
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* @param value A buffer to fill with the value. The key in
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* the map is the entry key.
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* @return Returns 0 on success, non-zero on error.
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* @since 3.4
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*/
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int readEntryList(const TQString& key, TQMap<TQString, TQByteArray>& value);
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/**
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* Read the map entry @p key from the current folder.
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* @param key The key of the entry to read. Wildcards
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* are supported.
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* @param value A buffer to fill with the value. The key in
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* the map is the entry key.
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* @return Returns 0 on success, non-zero on error. Will
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* return an error if the key was not originally
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* written as a map.
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* @since 3.4
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*/
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int readMapList(const TQString& key, TQMap<TQString, TQMap<TQString, TQString> >& value);
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/**
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* Read the password entry @p key from the current folder.
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* @param key The key of the entry to read. Wildcards
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* are supported.
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* @param value A buffer to fill with the value. The key in
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* the map is the entry key.
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* @return Returns 0 on success, non-zero on error. Will
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* return an error if the key was not originally
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* written as a password.
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* @since 3.4
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*/
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int readPasswordList(const TQString& key, TQMap<TQString, TQString>& value);
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/**
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* Write @p key = @p value as a binary entry to the current
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* folder. Be careful with this, it could cause inconsistency
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* in the future since you can put an arbitrary entry type in
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* place.
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* @param key The key of the new entry.
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* @param value The value of the entry.
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* @param entryType The type of the entry.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int writeEntry(const TQString& key, const TQByteArray& value, EntryType entryType);
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/**
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* Write @p key = @p value as a binary entry to the current
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* folder.
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* @param key The key of the new entry.
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* @param value The value of the entry.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int writeEntry(const TQString& key, const TQByteArray& value);
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/**
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* Write @p key = @p value as a map to the current folder.
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* @param key The key of the new entry.
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* @param value The value of the map.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int writeMap(const TQString& key, const TQMap<TQString,TQString>& value);
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/**
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* Write @p key = @p value as a password to the current folder.
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* @param key The key of the new entry.
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* @param value The value of the password.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int writePassword(const TQString& key, const TQString& value);
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/**
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* Determine if the current folder has they entry @p key.
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* @param key The key to search for.
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* @return Returns true if the folder contains @p key.
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*/
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virtual bool hasEntry(const TQString& key);
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/**
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* Remove the entry @p key from the current folder.
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* @param key The key to remove.
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* @return Returns 0 on success, non-zero on error.
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*/
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virtual int removeEntry(const TQString& key);
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/**
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* Determine the type of the entry @p key in this folder.
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* @param key The key to look up.
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* @return Returns an enumerated type representing the type
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* of the entry.
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*/
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virtual EntryType entryType(const TQString& key);
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/**
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* Determine if a folder does not exist in a wallet. This
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* does not require decryption of the wallet.
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* This is a handy optimization to avoid prompting the user
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* if your data is certainly not in the wallet.
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* @param wallet The wallet to look in.
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* @param folder The folder to look up.
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* @return Returns true if the folder does NOT exist in the
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* wallet, or the wallet does not exist.
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*/
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static bool folderDoesNotExist(const TQString& wallet, const TQString& folder);
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/**
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* Determine if an entry in a folder does not exist in a
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* wallet. This does not require decryption of the wallet.
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* This is a handy optimization to avoid prompting the user
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* if your data is certainly not in the wallet.
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* @param wallet The wallet to look in.
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* @param folder The folder to look in.
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* @param key The key to look up.
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* @return Returns true if the key does NOT exist in the
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* wallet, or the folder or wallet does not exist.
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*/
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static bool keyDoesNotExist(const TQString& wallet, const TQString& folder,
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const TQString& key);
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signals:
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/**
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* Emitted when this wallet is closed.
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*/
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void walletClosed();
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/**
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* Emitted when a folder in this wallet is updated.
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* @param folder The folder that was updated.
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*/
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void folderUpdated(const TQString& folder);
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/**
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* Emitted when the folder list is changed in this wallet.
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*/
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void folderListUpdated();
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/**
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* Emitted when a folder in this wallet is removed.
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* @param folder The folder that was removed.
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*/
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void folderRemoved(const TQString& folder);
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/**
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* Emitted when a wallet is opened in asynchronous mode.
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* @param success True if the wallet was opened successfully.
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*/
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void walletOpened(bool success);
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private:
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k_dcop:
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/**
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* @internal
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* DCOP slot for signals emitted by the wallet service.
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*/
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ASYNC slotWalletClosed(int handle);
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/**
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* @internal
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* DCOP slot for signals emitted by the wallet service.
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*/
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ASYNC slotFolderUpdated(const TQString& wallet, const TQString& folder);
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/**
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* @internal
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* DCOP slot for signals emitted by the wallet service.
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*/
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ASYNC slotFolderListUpdated(const TQString& wallet);
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/**
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* @internal
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* DCOP slot for signals emitted by the wallet service.
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*/
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ASYNC slotApplicationDisconnected(const TQString& wallet, const TQCString& application);
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/**
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* @internal
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* Callback for tdewalletd
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*/
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ASYNC walletOpenResult(int rc);
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private slots:
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/**
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* @internal
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* Used to detect when the wallet service dies.
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*/
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void slotAppUnregistered(const TQCString&);
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private:
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class WalletPrivate;
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WalletPrivate *d;
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TQString _name;
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TQString _folder;
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int _handle;
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DCOPRef *_dcopRef;
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protected:
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/**
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* @internal
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*/
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virtual void virtual_hook(int id, void *data);
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};
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}
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#endif //Q_OS_UNIX
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#endif //_TDEWALLET_H
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