1 /*

     2 * Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB

     3 *

     4 * All rights reserved.

     5 * This component and the accompanying materials are made available

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

     7 * which accompanies this distribution, and is available

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

     9 *

    10 * Initial Contributors:

    11 * EmbedDev AB - initial contribution.

    12 *

    13 * Contributors:

    14 *

    15 * Description:

    16 *

    17 */

    18 

    19 #ifndef OPMLPARSER_H_

    20 #define OPMLPARSER_H_

    21 

    22 #include <xml/parser.h> // for CParser

    23 #include <xml/contenthandler.h>	// for Xml::MContentHandler

    24 #include <xml/documentparameters.h>

    25 #include "FeedEngine.h"

    26 

    27 _LIT(KTagOpml, "opml");

    28 _LIT(KTagBody, "body");

    29 _LIT(KTagOutline, "outline");

    30 _LIT(KTagXmlUrl, "xmlUrl");

    31 _LIT(KTagText, "text");

    32 _LIT(KTagHtmlUrl, "htmlUrl");

    33 

    34 enum TOpmlState {

    35 	EStateOpmlRoot,

    36 	EStateOpmlBody,

    37 	EStateOpmlOutline,

    38 	EStateOpmlOutlineOutline

    39 	};

    40 

    41 class COpmlParser : public CBase, public Xml::MContentHandler 

    42 {

    43 public:

    44 	COpmlParser(CFeedEngine& aFeedEngine, RFs& aFs);

    45 	virtual ~COpmlParser();

    46 	

    47 public:

    48 	void ParseOpmlL(const TFileName &feedFileName, TBool aSearching);

    49 	

    50 public: // from MContentHandler

    51 	void OnStartDocumentL(const Xml::RDocumentParameters& aDocParam, TInt aErrorCode);

    52 	void OnEndDocumentL(TInt aErrorCode);

    53 	void OnStartElementL(const Xml::RTagInfo& aElement, const Xml::RAttributeArray& aAttributes, TInt aErrorCode);

    54 	void OnEndElementL(const Xml::RTagInfo& aElement, TInt aErrorCode);

    55 	void OnContentL(const TDesC8& aBytes, TInt aErrorCode);

    56 	void OnStartPrefixMappingL(const RString& aPrefix, const RString& aUri, TInt aErrorCode);

    57 	void OnEndPrefixMappingL(const RString& aPrefix, TInt aErrorCode);

    58 	void OnIgnorableWhiteSpaceL(const TDesC8& aBytes, TInt aErrorCode);

    59 	void OnSkippedEntityL(const RString& aName, TInt aErrorCode);

    60 	void OnProcessingInstructionL(const TDesC8& aTarget, const TDesC8& aData, TInt aErrorCode);

    61 	void OnError(TInt aErrorCode);

    62 	TAny* GetExtendedInterface(const TInt32 aUid);

    63 private:

    64 	CFeedEngine& iFeedEngine;

    65 	TOpmlState iOpmlState;

    66 

    67 	TBuf<KBufferLength> iBuffer;

    68 	TEncoding iEncoding;

    69 	RFs& iFs;

    70 	TBool iSearching;

    71 	TUint iNumFeedsAdded;

    72 };

    73 

    74 #endif