/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Application Management DM Adapter 

*

*/

#ifndef __AMADAPTER_H__

#define __AMADAPTER_H__

// ------------------------------------------------------------------------------------------------

// Includes

// ------------------------------------------------------------------------------------------------

#include <e32base.h>

#include <smldmadapter.h>

#ifdef __TARM_SYMBIAN_CONVERGENCY

#include <dmtree.h>

#else

#include "nsmldmtreedbclient.h"

#endif

#include "ApplicationManagementClient.h"

namespace NApplicationManagement

	{

const TUint KAMAdapterImplUid = 0x10207845;

// the DDF version must be changed if any changes in DDF structure ( built in DDFStructureL() function )

_LIT8( KAMDDFVersion, "1.0" ); 

_LIT8( KAMTextPlain, "text/plain" );

#ifdef __TARM_SYMBIAN_CONVERGENCY

_LIT8( KAMNodeName, "./SCM" );

#else

_LIT8( KAMNodeName, "SCM" );

#endif

_LIT8( KAMNodeDescription, "This node is the root node for all application management functionality" );

_LIT8( KAMInventoryNodeName, "Inventory" );

_LIT8( KAMInventoryNodeDescription, "This node is start node of application inventory" );

_LIT8( KAMDeliveredNodeName, "Delivered" );

_LIT8( KAMDeliveredNodeDescription, "This is node under which applications that are delivered but not installed are found." );

_LIT8( KAMDeployedNodeName, "Deployed" );

_LIT8( KAMDeployedNodeDescription, "This is a node under which deployed applications are found" );

_LIT8( KAMDeliveredDynaNodeDescription, "This dynamic node is placeholder applications that are in Delivered state" );

_LIT8( KAMIDNodeName, "ID" );

_LIT8( KAMIDNodeDescription, "This leaf node holds an identifier for an application" );

_LIT8( KAMNameNodeName, "Name" );

_LIT8( KAMNameNodeDescription, "This leaf node holds name of an application" );

_LIT8( KAMVersionNodeName, "Version" );

_LIT8( KAMVersionNodeDescription, "This leaf node holds the version of an application" );

_LIT8( KAMStateValueNodeName, "StateValue" );

_LIT8( KAMStateValueNodeDescription, "This leaf node holds the state value of an application (active/inactive)" );

_LIT8( KAMDataNodeName, "Data" );

_LIT8( KAMDataNodeDescription, "This leaf node holds the data of an application" );

_LIT8( KAMDescriptorNodeName, "Descriptor" );

_LIT8( KAMDescriptorNodeDescription, "This leaf node holds the possible metadata of an application" );

_LIT8( KAMOperationsNodeName, "Operations" );

_LIT8( KAMOperationsNodeDescription, "This is a node under which operations are found" );

_LIT8( KAMInstallOptsNodeName, "InstallOpts" );

_LIT8( KAMInstallOptsNodeDescription, "This is a node that holds the installation options of an application" );

_LIT8( KAMDeployedDynaNodeDescription, "This dynamic node is placeholder applications that are in Inactive state" );

_LIT8( KAMDownloadOperationNodeName, "Download" );

_LIT8( KAMDownloadOperationNodeDescription, "Starts the download" );

_LIT8( KAMConRefNodeName, "ConRef" );

_LIT8( KAMConRefNodeDescription, "Holds reference to IAP" );

_LIT8( KAMLocalOperationsNodeDescription, "This is the root node for local operations" );

_LIT8( KAMActivateNodeName, "Activate" );

_LIT8( KAMActivateNodeDescription, "Exec command causes device to activate an inactive application" );

_LIT8( KAMDeActivateNodeName, "Deactivate" );

_LIT8( KAMDeActivateNodeDescription, "Exec command causes device to stop and deactivate an active application" );

_LIT8( KAMInstallNodeName, "Install" );

_LIT8( KAMInstallNodeDescription, "Exec command causes device to install a delivered application" );

_LIT8( KAMInstallAndActivateNodeName, "InstallAndActivate" );

_LIT8( KAMInstallAndActivateNodeDescription, "Exec command causes device to install a delivered application and activate it" );

_LIT8( KAMUpdateNodeName, "Update" );

_LIT8( KAMUpdateNodeDescription, "Exec command causes device to update an application" );

_LIT8( KAMUpdateAndActivateNodeName, "UpdateAndActivate" );

_LIT8( KAMUpdateAndActivateNodeDescription, "Exec command causes device to update an application and activate it" );

_LIT8( KAMRemoveNodeName, "Remove" );

_LIT8( KAMRemoveNodeDescription, "Exec command causes device to remove an application" );

_LIT8( KAMDownloadNodeName, "Download" );

_LIT8( KAMDownloadNodeDescription, "This node is a root node for application download functionality" );

_LIT8( KAMDownloadAndInstallNodeName, "DownloadAndInstall" );

_LIT8( KAMDownloadAndInstallOperationNodeDescription, "Starts the download and installs component when complete" );

_LIT8( KAMDownloadAndInstallAndActivateNodeName, "DownloadAndInstallAndActivate" );

_LIT8( KAMDownloadAndInstallAndActivateNodeDescription, "Starts the download and installs and activates component when complete" );

_LIT8( KAMDownloadAndUpdateNodeName, "DownloadAndUpdate" );

_LIT8( KAMDownloadAndUpdateNodeDescription, "Starts the download and installs component when complete" );

_LIT8( KAMDownloadAndUpdateAndActivateNodeName, "DownloadAndUpdateAndActivate" );

_LIT8( KAMDownloadAndUpdateAndActivateNodeDescription, "Starts the download and updates and activates component when complete" );

_LIT8( KAMDownloadDynaNodeDescription, "This node is a placeholder for identifier of an application that is to be downloaded" );

_LIT8( KAMURINodeName, "URI" );

_LIT8( KAMURINodeDescription, "This leaf node holds the URL from which the application should be downloaded" );

_LIT8( KAMStatusNodeName, "Status" );

_LIT8( KAMStatusNodeDescription, "This leaf node holds the status of the download" );

#ifdef __AM_LASTERROR_NODE

_LIT8( KAMExtNodeName, "Ext" );

_LIT8( KAMExtNodeDescription, "Non std extentions are found under this leaf" );

_LIT8( KAMLastErrorNodeName, "LastError" );

_LIT8( KAMLastErrorDescription, "This leaf node may hold the error" );

#endif

_LIT8( KAMDynamicNodeName, "" );

_LIT( KAMSeparator16, "/" );

_LIT8( KAMSeparator8, "/" );

_LIT8( KAMRootChilds, "Inventory/Download" );

_LIT8( KAMInventoryChilds, "Delivered/Deployed" );

//_LIT8( KAMLocalOperationsChilds, "Activate/DeActivate/Install/Update/Remove" );

_LIT8( KAMDownloadDynaChilds, "ID/Name/Version/URI/Status/Operations" );

_LIT8( KAMInventoryDynaChilds, "ID/Name/Version/StateValue/Operations" );

_LIT8( KAMDownloadOperationChilds, "Download/DownloadAndInstall/DownloadAndInstallAndActivate/DownloadAndUpdate/DownloadAndUpdateAndActivate" );

_LIT8( KAMDeployedOperationChilds, "Activate/Deactivate/Remove" );

_LIT8( KAMDeliveredOperationChilds, "Install/Update/InstallAndActivate/UpdateAndActivate/Remove" );

_LIT8( KAMInventoryDeliveredDynaChilds, "ID/Name/Version/Descriptor/Data/InstallOpts/Operations" );

struct TAMCommandBufferElement

	{

	TInt iStatusRef;

	TBuf8<256> iURI;

	TAMCommandBufferElement( TInt aRef, const TDesC8 &aURI )

		: iStatusRef( aRef ), iURI( aURI )

		{

		}

	};

typedef RArray<TAMCommandBufferElement> TAMCommandBuffer;	

// ------------------------------------------------------------------------------------------------

// CAmAdapter 

// ------------------------------------------------------------------------------------------------

class CAmAdapter : public CSmlDmAdapter

	{

public:

	static CAmAdapter* NewL( MSmlDmCallback* aDmCallback );

	static CAmAdapter* NewLC( MSmlDmCallback* aDmCallback );

	virtual ~CAmAdapter();

/**

	The function returns current version of the DDF.

	By asking current DDF versions from adapters DM Module can control

	possible changes in the data structure and send the changed DDF

	description to a management server.

	This function is always called after DDFStructureL.

    @param aVersion DDF version of the adapter. (filled by the adapter)

	@publishedPartner

	@prototype

	*/

	virtual void DDFVersionL( CBufBase& aVersion );

	/**

	The function for filling the DDF structure of the adapter

	This function is only called once, immediately after the adapter is created.

	@param aDDFObject	Reference to root object. A DM adapter starts filling

						the data structure by calling AddChildObjectL to the root object and

						so describes the DDF of the adapter. 

	@publishedPartner

	@prototype

	*/

	virtual void DDFStructureL( MSmlDmDDFObject& aDDF );

	/**

	The function creates new leaf objects, or replaces data in existing leaf

	objects. The information about the success of the command should be

	returned by calling SetStatusL function of MSmlDmCallback callback

	interface. This makes it possible to buffer the commands.  However, all

	the status codes for buffered commands must be returned at the latest when

	the adapter's CompleteOutstandingCmdsL() is called.

	@param aURI			URI of the object

	@param aLUID		LUID of the object (if the adapter has earlier returned a

						LUID to the DM Module). For new objects, this is the LUID

						inherited through the parent node.

	@param aObject		Data of the object.

	@param aType		MIME type of the object

	@param aStatusRef	Reference to correct command, i.e. this reference

						must be used when calling the SetStatusL of this command

	@publishedPartner

	@prototype

	*/

	virtual void UpdateLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID,

									const TDesC8& aObject, const TDesC8& aType,

									TInt aStatusRef );

	/**

	The function creates new leaf objects, or replaces data in existing leaf

	objects, in the case where data is large enough to be streamed. The

	information about the success of the command should be returned by calling

	SetStatusL function of MSmlDmCallback callback interface. This makes it

	possible to buffer the commands.  However, all the status codes for buffered

	commands must be returned at the latest when the CompleteOutstandingCmdsL()

	of adapter is called.

	@param aURI		URI of the object

	@param aLUID		LUID of the object (if the adapter has earlier returned a

						LUID to the DM Module). For new objects, this is the LUID

						inherited through the parent node.

	@param aStream	Data of the object. Adapter should create write stream

						and return, when data is written to stream by DM agent,

						StreamCommittedL() is called by DM engine

	@param aType		MIME type of the object

	@param aStatusRef	Reference to correct command, i.e. this reference

						must be used when calling the SetStatusL of this

						command.

	@publishedPartner

	@prototype

	*/

	virtual void UpdateLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID,

									RWriteStream*& aStream, const TDesC8& aType,

		 							TInt aStatusRef );

	/**

	The function deletes an object and its child objects. The SetStatusL

	should be used as described in UpdateLeafObjectL()

	@param aURI		URI of the object

	@param aLUID		LUID of the object (if the adapter have earlier returned

						LUID to the DM Module).

	@param aStatusRef	Reference to correct command, i.e. this reference must

						be used when calling the SetStatusL of this command.

	@publishedPartner

	@prototype

	*/

	virtual void DeleteObjectL( const TDesC8& aURI, const TDesC8& aLUID,

								TInt aStatusRef );

	/**

	The function fetches data of a leaf object. The SetStatusL should be used

	as described in UpdateLeafObjectL(). The data is returned by using the

	SetResultsL function of MSmlCallback callback interface, and may be streamed.

	@param aURI			URI of the object

	@param aLUID			LUID of the object (if the adapter have earlier

							returned LUID to the DM Module).   

	@param aType 			MIME type of the object

	@param aResultsRef	Reference to correct results, i.e. this reference

							must be used when returning the result by calling

							the SetResultsL.

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void FetchLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID,

								   const TDesC8& aType, TInt aResultsRef,

								   TInt aStatusRef );

	/**

	The function fetches the size of the data of a leaf object. The size is

	in bytes, and must reflect the number of bytes that will be transferred

	when the framework calls FetchLeafObjectL. The SetStatusL should be used

	as described in FetchLeafObjectL(). The size value is returned by using

	the SetResultsL function of MSmlCallback callback interface, and must be

	a decimal integer expressed as a string, eg. "1234".

	Results from this call MUST NOT be streamed.

	@param aURI			URI of the object

	@param aLUID			LUID of the object (if the adapter have earlier

							returned LUID to the DM Module).   

	@param aType 			MIME type of the object

	@param aResultsRef	Reference to correct results, i.e. this reference

							must be used when returning the result by calling

							the SetResultsL.

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void FetchLeafObjectSizeL( const TDesC8& aURI, const TDesC8& aLUID,

									   const TDesC8& aType, TInt aResultsRef,

									   TInt aStatusRef );

	/**

	The function fetches URI list. An adapter returns the list of URI segments

	under the given URI be separated by slash ("/"). The URI segment names for

	new objects must be given by the adapter.

	The list is returned by calling the SetResultsL function of MSmlCallback

	callback interface.	Results from this call MUST NOT be streamed.

	@param aParentURI					URI of the parent object

	@param aParentLUID				LUID of the parent object (if the

										adapter have earlier returned LUID to

										the DM Module).   

	@param aPreviousURISegmentList	URI list with mapping LUID information,

										which is known by DM engine. An adapter

										can use this information when verifying

										if old objects still exists. An adapter

										also knows what objects are new to DM

										engine and can provide LUID mapping for

										them. aPreviousURISegmentList parameter

										(see above) helps to recognise new

										objects.

	@param aResultsRef				Reference to correct results, i.e. this

										reference must be used when returning

										the result by calling the SetResultsL.

	@param aStatusRef					Reference to correct command, i.e. this

										reference must be used when calling the

										SetStatusL of this command.

	@publishedPartner

	@prototype

	*/

	virtual void ChildURIListL( const TDesC8& aURI, const TDesC8& aLUID,

					const CArrayFix<TSmlDmMappingInfo>& aPreviousURISegmentList,

					TInt aResultsRef, TInt aStatusRef );

	/**

	The function adds node object. In some cases an implementation of the

	function may be empty function, if the node object does not need concrete

	database update. Still this function may be helpful to an adapter, i.e. in

	passing mapping LUID of the node to DM Module. The SetStatusL should be

	used as described in UpdateLeafObjectL()

	@param aURI			URI of the object

	@param aParentLUID	LUID of the parent object (if the adapter have

							earlier returned LUID to the DM Module).   

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void AddNodeObjectL( const TDesC8& aURI, const TDesC8& aParentLUID,

								 TInt aStatusRef );

	/**

	The function implements execute command. The information about the success

	of the command should be returned by calling SetStatusL function of

	MSmlDmCallback callback interface. This makes it possible to buffer the

	commands.

	However, all the status codes for buffered commands must be returned at

	the latest when the CompleteOutstandingCmdsL() of adapter is called.

	@param aURI			URI of the command

	@param aLUID			LUID of the object (if the adapter have earlier

							returned LUID to the DM Module).   

	@param aArgument		Argument for the command

	@param aType			MIME type of the object 

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void ExecuteCommandL( const TDesC8& aURI, const TDesC8& aLUID,

							      const TDesC8& aArgument, const TDesC8& aType,

								  TInt aStatusRef );

	/**

	The function implements execute command. The information about the

	success of the command should be returned by calling SetStatusL function

	of MSmlDmCallback callback interface. This makes it possible to buffer the

	commands.

	However, all the status codes for buffered commands must be returned at

	the latest when the CompleteOutstandingCmdsL() of adapter is called.

	@param aURI			URI of the command

	@param aLUID			LUID of the object (if the adapter have earlier

							returned LUID to the DM Module).   

	@param aStream		Argument for the command. Adapter should create

							write stream and return, when data is written to

							stream by DM agent, StreamCommittedL() is called by

							DM engine

	@param aType			MIME type of the object 

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void ExecuteCommandL( const TDesC8& aURI, const TDesC8& aLUID,

								  RWriteStream*& aStream, const TDesC8& aType,

								  TInt aStatusRef );

	/**

	The function implements copy command. The information about the success of

	the command should be returned by calling SetStatusL function of

	MSmlDmCallback callback interface. This makes it possible to buffer the

	commands.

	However, all the status codes for buffered commands must be returned at

	the latest when the CompleteOutstandingCmdsL() of adapter is called.

	@param aTargetURI		Target URI for the command

	@param aSourceLUID	LUID of the target object (if one exists, and if the adapter

							has	earlier returned a LUID to the DM Module).   

	@param aSourceURI		Source URI for the command

	@param aSourceLUID	LUID of the source object (if the adapter has

							earlier returned a LUID to the DM Module).   

	@param aType			MIME type of the objects

	@param aStatusRef		Reference to correct command, i.e. this reference

							must be used when calling the SetStatusL of this

							command.

	@publishedPartner

	@prototype

	*/

	virtual void CopyCommandL( const TDesC8& aTargetURI, const TDesC8& aTargetLUID,

							   const TDesC8& aSourceURI, const TDesC8& aSourceLUID,

							   const TDesC8& aType, TInt aStatusRef );

	/**

	The function indicates start of Atomic command.

	@publishedPartner

	@prototype

	*/

	virtual void StartAtomicL();

	/**

	The function indicates successful end of Atomic command. The adapter

	should commit all changes issued between StartAtomicL() and

	CommitAtomicL()

	@publishedPartner

	@prototype

	*/

	virtual void CommitAtomicL();

	/**

	The function indicates unsuccessful end of Atomic command. The adapter

	should rollback all changes issued between StartAtomicL() and

	RollbackAtomicL(). If rollback fails for a command, adapter should use

	SetStatusL() to indicate it.

	@publishedPartner

	@prototype

	*/

	virtual void RollbackAtomicL();

	/**

    Returns ETrue if adapter supports streaming otherwise EFalse.

	@param aItemSize size limit for stream usage

    @return TBool ETrue for streaming support

	@publishedPartner

	@prototype

    */

	virtual TBool StreamingSupport( TInt& aItemSize ) ;

	/**

    Called when stream returned from UpdateLeafObjectL or ExecuteCommandL has

	been written to and committed. Not called when fetching item.

	@publishedPartner

	@prototype

    */	

#ifdef __TARM_SYMBIAN_CONVERGENCY	

	virtual void StreamCommittedL( RWriteStream& aStream );

#else

	virtual void StreamCommittedL();

#endif	

	/**

	The function tells the adapter that all the commands of the message that

	can be passed to the adapter have now been passed.  This indciates that

	the adapter must supply status codes and results to any buffered commands.

	This must be done at latest by the time this function returns.

	This function is used at the end of SyncML messages, and during processing

	of Atomic.   In the case of Atomic processing, the function will be

	followed by a call to CommitAtomicL or RollbackAtomicL.

	@publishedPartner

	@prototype

	*/

	virtual void CompleteOutstandingCmdsL();

private:

	CAmAdapter( TAny* aDmCallback );

	void ConstructL();

	TInt DesToIntL( const TDesC8& aLuid );

	HBufC8* IntToDes8LC( const TInt aLuid );

	TBool CheckStateL( const TDeploymentComponent &aComp, const TDesC8& aURI );

	TBool CheckStateL( const TDesC8& aURI,const TDesC8& aLUID );

	/**

	 * UpdateFlagFromMapping Maps a node name to internal attribute flag that

	 * 	is used by server to identify to data 

	 * @param aMapping	The SyncML node name

	 * @return  TDeplCompAttrType the attribute type

	 */

	TDeplCompAttrType UpdateFlagFromMapping( const TDesC8& aMapping );

	/**

	 * IdListL Looks up the given state user ids of deployment components,

	 * 	and places them to currentList in the format specified by SyncML spec 

	 * @param aState	The deployment component state in which we are interested

	 * @param aCurrentList The buffer where the results are placed

	 * @param aAppend Does the list possibly contain some items already

	 * @return  TError EOk if successful

	 */

	TError IdListL( TDeploymentComponentState aState, 

			CBufBase &aCurrentList, TBool aAppend = EFalse );