--- a/launcher/engine/src/launcherxmlparser.cpp Tue Aug 31 15:15:20 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,430 +0,0 @@
-/*
-* Copyright (c) 2010 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:
-*
-*/
-
-#include <f32file.h>
-#include <xml/documentparameters.h>
-#include "launcherxmlparser.h"
-#include "launchertraces.h"
-
-_LIT8(KXmlMimeType, "text/xml");
-
-/**
- * XML element names
- */
-_LIT8(KDll, "dll");
-_LIT8(KDllName, "dllname");
-_LIT8(KUID1, "uid1");
-_LIT8(KUID2, "uid2");
-_LIT8(KUID3, "uid3");
-_LIT8(KSID, "sid");
-_LIT8(KCapability, "capability");
-
-// ---------------------------------------------------------------------------
-
-CLauncherXMLParser::CLauncherXMLParser(RFs& aFs)
-:
-CActive( EPriorityIdle ),
-iParser(0),
-iFileSession(aFs),
-iParsedBytes(0)
- {
- CActiveScheduler::Add( this );
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::ConstructL()
- {
- LOGSTRING("Launcher: CLauncherXMLParser::ConstructL");
- }
-
-// ---------------------------------------------------------------------------
-
-CLauncherXMLParser* CLauncherXMLParser::NewL(RFs& aFs)
- {
- LOGSTRING("Launcher: CLauncherXMLParser::NewL");
- CLauncherXMLParser* self = CLauncherXMLParser::NewLC(aFs);
- CleanupStack::Pop();
- return self;
- }
-
-// ---------------------------------------------------------------------------
-
-CLauncherXMLParser* CLauncherXMLParser::NewLC(RFs& aFs)
- {
- LOGSTRING("Launcher: CLauncherXMLParser::NewLC");
- CLauncherXMLParser* self = new (ELeave) CLauncherXMLParser(aFs);
- CleanupStack::PushL(self);
- self->ConstructL();
- return self;
- }
-
-// ---------------------------------------------------------------------------
-
-CLauncherXMLParser::~CLauncherXMLParser()
- {
- LOGSTRING("Launcher: CLauncherXMLParser::~CLauncherXMLParser");
- Cancel();
- delete iParser;
- delete iCurrentDllElement;
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::ClearXMLDataBuffer()
- {
- iXMLDataBuffer.Zero();
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::DoCancel()
- {
- LOGSTRING("Launcher: CLauncherXMLParser::DoCancel");
- iIgnoreError = ETrue;
- if( iParser )
- {
- TRAP_IGNORE(iParser->ParseEndL());
- }
- iFile.Close();
- ClearXMLDataBuffer();
- }
-
-// ---------------------------------------------------------------------------
-// Gives current buffer content to parser for processing. Then reads
-// next part of the file in the buffer and waits for next scheduled run.
-
-void CLauncherXMLParser::RunL()
- {
- TInt err = iStatus.Int();
- LOGSTRING2("Launcher: CLauncherXMLParser::RunL - iStatus: %d", err);
- if( err != KErrNone )
- {
- iObserver->DocumentParsedL(err); // Observer should cancel parsing
- iFile.Close();
- ClearXMLDataBuffer();
- }
- else
- {
- iParsedBytes += iXMLDataBuffer.Length();
- iObserver->ParsingProgressedL(iParsedBytes);
- // Check if the end of the file is reached:
- if( iXMLDataBuffer.Length() > 0)
- {
- // Parse the data in buffer
- LOGSTRING("Launcher: CLauncherXMLParser::RunL: Starting XML parsing");
- if( iParser )
- {
- iParser->ParseL( iXMLDataBuffer );
- }
- else
- {
- LOGSTRING("CLauncherXMLParser::RunL - Error: NULL parser");
- User::Leave(KErrGeneral);
- }
- // Read new data from XML file to buffer:
- iFile.Read( iXMLDataBuffer, KXMLBufferSize, iStatus );
- SetActive();
- }
- else
- {
- // End of the file reached. Stop parsing and close the file:
- LOGSTRING("Launcher: CLauncherXMLParser::RunL: Data parsed. Stopping");
- if( iParser )
- {
- iParser->ParseEndL();
- }
- iFile.Close();
- ClearXMLDataBuffer();
- }
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::ParseL(const TDesC& aFilePath, MLauncherParserObserver* aObserver)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::ParseL: %S", &aFilePath);
- iIgnoreError = EFalse;
- iParsedBytes = 0;
- if ( IsActive() )
- {
- Cancel();
- }
-
- if( aObserver == 0 )
- {
- LOGSTRING("Launcher: CLauncherXMLParser::ParseL: Error: Observer is a NULL pointer.");
- User::Leave(KErrArgument);
- }
-
- // Open the XML-file
- TInt err = iFile.Open( iFileSession, aFilePath, EFileRead );
- User::LeaveIfError( err );
-
- // Create and start XML-parser:
- delete iParser;
- iParser = 0;
- iParser = CParser::NewL(KXmlMimeType, *this);
-
- // Set observer:
- iObserver = aObserver;
-
- // Initialize the buffer and read first part of the XML-file:
- ClearXMLDataBuffer();
- iFile.Read( iXMLDataBuffer, KXMLBufferSize, iStatus );
- SetActive();
- iParser->ParseBeginL(); // Reset the parser to xml-filetype
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnStartDocumentL(const Xml::RDocumentParameters& /*aDocParam*/, TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnStartDocumentL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnEndDocumentL(TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnEndDocumentL (Error code: %d)", aErrorCode);
- iObserver->DocumentParsedL(aErrorCode);
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnStartPrefixMappingL( const RString& /*aPrefix*/,
- const RString& /*aUri*/,
- TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnStartPrefixMappingL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnEndPrefixMappingL(const RString& /*aPrefix*/, TInt aErrorCode)
- {
- LOGSTRING2("Launcer: CLauncherXMLParser::OnEndPrefixMappingL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnIgnorableWhiteSpaceL(const TDesC8& /*aBytes*/, TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnIgnorableWhiteSpaceL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnSkippedEntityL(const RString& /*aName*/, TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnSkippedEntityL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnProcessingInstructionL( const TDesC8& /*aTarget*/,
- const TDesC8& /*aData*/,
- TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnProcessingInstructionL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnError(TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnError: %d", aErrorCode);
- if( iIgnoreError == EFalse )
- {
- TRAP_IGNORE(iObserver->DocumentParsedL(aErrorCode));
- }
- }
-
-// ---------------------------------------------------------------------------
-
-TAny* CLauncherXMLParser::GetExtendedInterface(const TInt32 aUid)
- {
- (void)aUid;
- LOGSTRING2("Launcher: CLauncherXMLParser::GetExtendedInterface (UID: %d)", aUid);
- return 0;
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnStartElementL( const RTagInfo& aElement,
- const RAttributeArray& /*aAttributes*/,
- TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnStartElementL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- else
- {
- // Save XML-element name:
- iCurrentElementName = aElement.LocalName().DesC();
-
- // If this is 'dll'-element, initialize new DLL element instance:
- if( iCurrentDllElement == 0 && iCurrentElementName == KDll )
- {
- iCurrentDllElement = CLauncherDLLElement::NewL();
- }
- // Clear contents buffer:
- iCurrentContent.Zero();
- }
- }
-
-// ---------------------------------------------------------------------------
-
-void CLauncherXMLParser::OnEndElementL(const RTagInfo& aElement, TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnEndElementL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- else
- {
- // Save XML-element's name:
- iCurrentElementName = aElement.LocalName().DesC();
- TUid tmpUID;
-
- if( IsDataElement() )
- {
- // Check that we have a pointer to parent DLL element
- if( iCurrentDllElement == 0 )
- {
- LOGSTRING("Launcher: CLauncherXMLParser: Error in parsing xml (parent DLL element missing).");
- User::Leave(KErrGeneral);
- }
- // DLL name
- if( iCurrentElementName == KDllName )
- {
- TFileName dllName;
- dllName.Copy(iCurrentContent);
- iCurrentDllElement->SetNameL(dllName);
- }
- // UID1
- else if( iCurrentElementName == KUID1 )
- {
- tmpUID.iUid = ConvertDes8ToUint32L(iCurrentContent);
- iCurrentDllElement->SetUID1L(tmpUID);
- }
- // UID2
- else if( iCurrentElementName == KUID2 )
- {
- tmpUID.iUid = ConvertDes8ToUint32L(iCurrentContent);
- iCurrentDllElement->SetUID2L(tmpUID);
- }
- // UID3
- else if( iCurrentElementName == KUID3 )
- {
- tmpUID.iUid = ConvertDes8ToUint32L(iCurrentContent);
- iCurrentDllElement->SetUID3L(tmpUID);
- }
- // SID
- else if( iCurrentElementName == KSID )
- {
- tmpUID.iUid = ConvertDes8ToUint32L(iCurrentContent);
- iCurrentDllElement->SetSIDL(tmpUID);
- }
- // Capability
- else if( iCurrentElementName == KCapability )
- {
- iCurrentDllElement->SetCapabilityL(ConvertDes8ToUint32L(iCurrentContent));
- }
- }
- else if( iCurrentElementName == KDll )
- {
- // DLL element parsed, give current DLL object to observer:
- iObserver->ElementParsedL(*iCurrentDllElement);
- }
- }
- }
-
-// ---------------------------------------------------------------------------
-
-TBool CLauncherXMLParser::IsDataElement()
- {
- if( iCurrentElementName == KDllName ||
- iCurrentElementName == KUID1 ||
- iCurrentElementName == KUID2 ||
- iCurrentElementName == KUID3 ||
- iCurrentElementName == KSID ||
- iCurrentElementName == KCapability )
- {
- return ETrue;
- }
- return EFalse;
- }
-
-// ---------------------------------------------------------------------------
-// Reads content of an xml-element.
-
-void CLauncherXMLParser::OnContentL(const TDesC8& aBytes, TInt aErrorCode)
- {
- LOGSTRING2("Launcher: CLauncherXMLParser::OnContentL (Error code: %d)", aErrorCode);
- if( aErrorCode != KErrNone )
- {
- iObserver->DocumentParsedL(aErrorCode);
- }
- else if( iCurrentElementName.Length() == 0)
- {
- LOGSTRING("Launcher: CLauncherXMLParser: Error in parsing xml (element name missing).");
- User::Leave(KErrGeneral);
- }
- iCurrentContent.Append(aBytes);
- }
-
-// ---------------------------------------------------------------------------
-
-TUint32 CLauncherXMLParser::ConvertDes8ToUint32L(const TDesC8& aStr)
- {
- LOGSTRING("Launcher: CLauncherXMLParser::ConvertDes8ToUintL");
- TUint32 uintVal = 0;
- TLex8 lex(aStr);
- TInt errorCode=lex.Val(uintVal, EHex);
- User::LeaveIfError(errorCode);
- return uintVal;
- }