--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/locationmanager/ReverseGeocode/src/xmlhandler.cpp Tue Jul 06 14:44:37 2010 +0300
@@ -0,0 +1,389 @@
+/*
+* Copyright (c) 2006-2009 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: Implementation of the Parser
+*/
+
+
+
+
+#include <utf.h>
+#include "internaladdressinfo.h"
+#include "xmlhandler.h"
+#include "locationmanagerdebug.h"
+
+using namespace xmlhandler;
+
+// CONSTANTS
+_LIT8( KXmlMimeType, "text/xml" );
+_LIT8( KCountry, "country" );
+_LIT8( KState, "state" );
+_LIT8( KDistrict, "district" );
+_LIT8( KCity, "city" );
+_LIT8( KPostalCode, "postCode" );
+_LIT8( KThoroughfare, "thoroughfare" );
+_LIT8( KNameTag, "name" );
+_LIT8( KNumberTag, "number" );
+
+// METHODS DEFINITION
+
+// --------------------------------------------------------------------------
+// CXmlHandler::NewL
+// --------------------------------------------------------------------------
+CXmlHandler* CXmlHandler::NewL( MXmlHandlerObserver& aObserver, CInternalAddressInfo *aAddressInfo )
+ {
+ LOG("CXmlHandler::NewL ,begin");
+ CXmlHandler* self = CXmlHandler::NewLC( aObserver, aAddressInfo );
+ CleanupStack::Pop();
+ return self;
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::NewLC
+// --------------------------------------------------------------------------
+
+CXmlHandler* CXmlHandler::NewLC( MXmlHandlerObserver& aObserver, CInternalAddressInfo *aAddressInfo )
+ {
+ LOG("CXmlHandler::NewLC ,begin");
+ CXmlHandler* self = new ( ELeave ) CXmlHandler( aObserver, aAddressInfo );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::~CXmlHandler
+// --------------------------------------------------------------------------
+CXmlHandler::~CXmlHandler()
+ {
+ LOG("CXmlHandler::~CXmlHandler");
+ delete iParser;
+ delete iBuffer;
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::CXmlHandler
+// --------------------------------------------------------------------------
+CXmlHandler::CXmlHandler( MXmlHandlerObserver& aObserver, CInternalAddressInfo *aAddressInfo ):
+ iObserver( aObserver ),
+ iParser( NULL ),
+ iBuffer( NULL ),
+ iAddressInfo( aAddressInfo ),
+ iThoroughfare( EFalse )
+ {
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::ConstructL
+// --------------------------------------------------------------------------
+void CXmlHandler::ConstructL()
+ {
+ LOG("CXmlHandler::ConstructL ,begin");
+ iParser = CParser::NewL( KXmlMimeType, *this );
+
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::StartParsingL()
+// --------------------------------------------------------------------------
+void CXmlHandler::StartParsingL( HBufC8 *aBuf )
+ {
+ LOG("CXmlHandler::StartParsingL ,begin");
+ //Reset the address values before starting new content parsing
+ iAddressInfo->ResetAddressInfoL();
+
+ if( iBuffer )
+ {
+ delete iBuffer;
+ iBuffer = NULL;
+ }
+
+ iBuffer = HBufC8::NewL( aBuf->Size() );
+ TPtr8 ptr = iBuffer->Des();
+ ptr.Copy( aBuf->Ptr() , aBuf->Size() );
+
+ // Now, we have the whole file content in iBuffer.
+ // We are ready to parse the XML content.
+ iParser->ParseBeginL();
+ iParser->ParseL( *iBuffer );
+
+ // Since we read the whole file contents within one-shot,
+ // we can call ParseEndL() right after calling ParseL().
+ iParser->ParseEndL();
+ LOG("CXmlHandler::StartParsingL ,end");
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnStartDocumentL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnStartDocumentL( const RDocumentParameters& /*aDocParam*/,
+ TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnStartDocumentL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ LOG("CXmlHandler::OnStartDocumentL ,end");
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnEndDocumentL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnEndDocumentL( TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnEndDocumentL ,Errcode - %d", aErrorCode);
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnStartElementL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnStartElementL( const RTagInfo& aElement,
+ const RAttributeArray& /*aAttributes*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnStartElementL , Errorcode - %d", aErrorCode);
+ if ( KErrNone == aErrorCode )
+ {
+ // If we find the start of an element, we write to the screen,
+ // for example: "<tag>"
+
+ if( !aElement.LocalName().DesC().Compare( KCountry ) )
+ {
+ iCurrentElement = ECountryName;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KState ) )
+ {
+ iCurrentElement = EState;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KCity ) )
+ {
+ iCurrentElement = ECity;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KDistrict ) )
+ {
+ iCurrentElement = EDistrict;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KPostalCode ) )
+ {
+ iCurrentElement = EPostalCode;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KThoroughfare ) )
+ {
+ iThoroughfare = ETrue;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KNameTag ) && iThoroughfare )
+ {
+ iCurrentElement = EThoroughfareName;
+ }
+ else if( !aElement.LocalName().DesC().Compare( KNumberTag ) && iThoroughfare )
+ {
+ iCurrentElement = EThoroughfareNumber;
+ }
+ else
+ {
+ ///Do something
+ }
+ }
+ else
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ LOG("CXmlHandler::OnStartElementL ,end");
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnEndElementL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnEndElementL( const RTagInfo& /*aElement*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnEndElementL ,Error code - %d", aErrorCode);
+ if( KErrNone == aErrorCode )
+ {
+ // at the end of the tag </tag>
+ //Set it to ENone
+ iCurrentElement = ENone;
+ iThoroughfare = EFalse;
+ }
+ else
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnContentL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnContentL( const TDesC8 &aBytes, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnContentL ,Errorcode - %d", aErrorCode);
+ if( KErrNone == aErrorCode )
+ {
+
+ if( iCurrentElement == ENone )
+ {
+ //ignore if the current element is not there
+ return;
+ }
+
+ // convert the content to UCS-2
+ // from UTF-8
+ RBuf buffer;
+ buffer.CreateL( aBytes.Length() );
+ CleanupClosePushL(buffer);
+ CnvUtfConverter::ConvertToUnicodeFromUtf8( buffer , aBytes );
+
+ if( iCurrentElement == ECountryName )
+ {
+ iAddressInfo->SetCountryName( buffer );
+ }
+ else if( iCurrentElement == EState )
+ {
+ iAddressInfo->SetState( buffer );
+ }
+ else if( iCurrentElement == EDistrict )
+ {
+ iAddressInfo->SetDistrict( buffer );
+ }
+ else if( iCurrentElement == ECity )
+ {
+ iAddressInfo->SetCity( buffer );
+ }
+ else if( iCurrentElement == EPostalCode )
+ {
+ iAddressInfo->SetPincode( buffer );
+ }
+ else if( iCurrentElement == EThoroughfareName )
+ {
+ iAddressInfo->SetThoroughfareName( buffer );
+ }
+ else if( iCurrentElement == EThoroughfareNumber )
+ {
+ iAddressInfo->SetThoroughfareNumber( buffer );
+ }
+ else
+ {
+ ///Do something
+ }
+ CleanupStack::PopAndDestroy(); // buffer
+ }
+ else
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ LOG("CXmlHandler::OnContentL ,end");
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnStartPrefixMappingL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnStartPrefixMappingL( const RString& /*aPrefix*/,
+ const RString& /*aUri*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnStartPrefixMappingL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnEndPrefixMappingL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnEndPrefixMappingL( const RString& /*aPrefix*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnEndPrefixMappingL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnIgnorableWhiteSpaceL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnIgnorableWhiteSpaceL( const TDesC8& /*aBytes*/,TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnIgnorableWhiteSpaceL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnSkippedEntityL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnSkippedEntityL( const RString& /*aName*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnSkippedEntityL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnProcessingInstructionL()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnProcessingInstructionL( const TDesC8& /*aTarget*/, const TDesC8& /*aData*/, TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnProcessingInstructionL ,Error code - %d", aErrorCode);
+ if( KErrNone != aErrorCode )
+ {
+ iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo );
+ }
+ else
+ {
+ // Do nothing
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::OnError()
+// --------------------------------------------------------------------------
+void CXmlHandler::OnError( TInt aErrorCode )
+ {
+ LOG1("CXmlHandler::OnError ,Error code - %d", aErrorCode);
+ TRAP_IGNORE( iObserver.OnParseCompletedL( aErrorCode, *iAddressInfo ) );
+ }
+
+// --------------------------------------------------------------------------
+// CXmlHandler::GetExtendedInterface()
+// --------------------------------------------------------------------------
+TAny* CXmlHandler::GetExtendedInterface( const TInt32 /*aUid*/ )
+ {
+ return 0;
+ }
+
+// End of File