/*

* Copyright (c) 2002 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: XML parser call back implementation to read profile setting from xml file

*

*/

#ifndef __NSmlProfileContentHandler_H

#define __NSmlProfileContentHandler_H

//  INCLUDES

#include <e32std.h>

#include <f32file.h>

#include <eikenv.h> //JIM is this needed ??

#include "mxmlattributes.h"

#include "MXMLContentHandler.h"

#include "nsmldssettings.h"

//#include "nsmldsresourceprofiledefs.h"

#include <nsmldsconstants.h>

#include <nsmlconstants.h>

enum TDSparameterState

	{

	//Management operations

	EProfileDisplayName,

	EProfileServerURL,

	EProfileIAPId,

	EProfileTransportId,

	EProfileSyncServerUsername,

	EProfileSyncServerPassword,

	EProfileServerAlertedAction,

	EProfileDeleteAllowed,

	EProfileHidden,

	EProfileHttpAuthUsed,

	EProfileHttpAuthUsername,

	EProfileHttpAuthPassword,

	EProfileAutoChangeIAP,

    EProfileCreatorId,   

	EProfileServerId,

	EProfileProtocolVersion,	

	ESyncType,

	EDefaultProfile,

	EAdapterImplementationId,

	EAdapterServerDataSource,

	EStateHandled

	};

// CLASS DECLARATION

/**

*  Interface for SAX Parser Callback events.

*  If an application (client) needs to be informed of basic parsing events, 

*  it implements this interface and registers an instance with the SAX parser using the SetContentHandler() method.

*  The parser uses the instance to report basic document-related events like the start and end of elements.

*

*  @lib ?library

*  @since ?Series60_version

*/

class CNSmlProfileContentHandler: public CBase, public MXMLContentHandler

{

public:

	 /**

        * Two-phased constructor.

        */

        static CNSmlProfileContentHandler* NewL(CNSmlDSSettings* aSettings ,CNSmlProfileArray* aArray);

		static CNSmlProfileContentHandler* NewLC();

        /**

        * Destructor.

        */

        virtual ~CNSmlProfileContentHandler();

/**

* Receive notification of the beginning of a document.

* @since ?Series60_version

* @param none

* @return none

*/		

     TInt StartDocument();

/**

* Receive notification of the end of a document.

* @since ?Series60_version

* @param none

* @return none

*/

	TInt EndDocument();

/**

* Receive notification of the beginning of an element.

* @since ?Series60_version

* @param aURI: The Namespace URI, or the empty string if the element has no Namespace URI or if Namespace

*              processing is not being performed.

* @param aLocalName: The local name (without prefix), or the empty string if Namespace processing is not being

*                    performed.

* @param aName: The qualified name, or the empty string if qualified names are not available.

* @param aAttributeList: The attributes attached to the element. If there are no attributes, it shall be an 

*                        empty Attributes object. 

*        

* @return none

*/

	TInt StartElement(TDesC& aURI, TDesC& aLocalName, TDesC& aName, MXMLAttributes *aAttributeList);

/**

* Receive notification 	void ConstructL( TResourceReader& aReader, CNSmlDSSettings* aSettings );of the end of an element.

* @since ?Series60_version

* @param aURI: The Namespace URI, or the empty string if the element has no Namespace URI or if Namespace

*              processing is not being performed.

* @param aLocalName: The local name (without prefix), or the empty string if Namespace processing is not being

*                    performed.

* @param aName: The qualified name, or the empty string if qualified names are not available.

* @return none

*/

	TInt EndElement(TDesC& aURI, TDesC& aLocalName, TDesC& aName);

/**

* Receive notification of the start of a CDATA section. 

* The contents of the CDATA section will be reported through the Characters() event. 

* @since ?Series60_version

* @param none. 

* @return none.

*/

	TInt StartCDATA();

/**

* Receive notification of the end of a CDATA section.  

* @since ?Series60_version

* @param none. 

* @return none.

*/

	TInt EndCDATA();

/**

* Receive notification of character data inside an element.

* @since ?Series60_version

* @param aBuff: The characters.

* @param aStart: The start position in the character buffer.

* @param aLength: The number of characters to use from the character buffer.

* @return none

*/

	TInt Charecters(TDesC& aBuf, TInt aStart, TInt aLength);

/**

* Receive notification of XML comment.

* @since ?Series60_version

* @param aComment: Buffer containing the comment.

* @return none

*/

	TInt Comment(TDesC& aComment); // JIM might need start and end index as params.

/**

* Receive notification of a processing instruction

* @since ?Series60_version

* @param aTarget: The processing instruction target.

* @param aData: The processing instruction data, or null if none is supplied.

* @return none

*/

   TInt ProcessingInstructions(TDesC& aTarget, TDesC& aData);

/**

* Receive notification of ignorable whitespace in element content.

* @since ?Series60_version

* @param aString: The whitespace characters.

* @return none

*/

	TInt IgnoreWhiteSpace(TDesC& aString); // JIM might need start and end index as params.

/**

* Receive notification of beginning of some internal and external XML entities.

* @since ?Series60_version

* @param aName: The name of the entity.

* @return none

*/

	TInt StartEntity(TDesC& aName);

/**

* Receive notification of end of XML entities.

* @since ?Series60_version

* @param aName: The name of the entity.

* @return none

*/

	TInt EndEntity(TDesC& aName);

/**

* Receive notification of a skipped entity.

* @since ?Series60_version

* @param aName: The name of the skipped entity.

* @return none

*/

	TInt SkippedEntity(TDesC& aName);

/**

* Receive notification of error situation during parsing.

* @since ?Series60_version

* @param aErrorCode: Error status code.

* @param aSeverity: Error Severity.

* @return none.

*/

	TInt Error(TInt aErrorCode, TInt aSeverity);

/**

* Create a content type

* @param none

* @return none.

*/

	void CreateContentTypeL();

/**

* Check whether a content type is already created for the same profile

* @param adapter ID

* @return ETrue/EFalse.

*/

	TBool IsContentAdded(TInt aAdapter);

/**

* Convert XML value to a valid server alert type 

* @param TInt xml value

* @return TSmlServerAlertedAction type

*/

	TSmlServerAlertedAction ServerAlertType(TInt aType);

/**

* Convert XML value to a valid sync type 

* @param xml value

* @return TSmlSyncType type

*/

	TSmlSyncType SyncType(TDesC& aBuf);

/**

* Get the resolved access point ID for a string entered in XML

* @param xml value

* @return TInt access point ID

*/

	TInt AccessPointIdL(TDesC& aBuf);

/**

* Check mandatory settings for content defention

* @param none

* @return ETrue/EFalse

*/

	TBool CheckXMLContentSetting();

/**

* Configure visibility based on value entered in xml

* @param value

* @return none

*/

	void SetVisibility(TInt aValue);

/**

* Configure visibility based on value entered in xml

* @param value

* @return none

*/

	void SetServerURL(TDesC &aBuf);

protected:

		CNSmlProfileContentHandler();

	private:

		void ConstructL(CNSmlDSSettings* aSettings ,CNSmlProfileArray* aArray);

private:

	// List of attributes

//	CXMLAttributes *iAttr;

	RFile iFile;

	RFs iSession;

	TBuf<255> ifilename;

	TLex16 iLex;

	TDSparameterState iState;

	TInt iCounter;

	TInt iContentCounter;

	TBool iDSSettingInProgress;

	TBool iDSContentInProgress;

	TBool iInvalidContent;

	CNSmlDSSettings* iSettings;

	CArrayFixFlat<TInt>* iSyncTypeArray;

	CArrayPtrFlat<CNSmlDSProfile>* iCustomProfileArray;

	CArrayPtrFlat<CNSmlDSContentSettingType>* iContentArray;

};

#endif      // __NSmlProfileContentHandler_H   

// End of File