messagingfw/biomsgfw/BIUTSRC/BSP.CPP
changeset 0 8e480a14352b
child 44 7c176670643f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingfw/biomsgfw/BIUTSRC/BSP.CPP	Mon Jan 18 20:36:02 2010 +0200
@@ -0,0 +1,371 @@
+// Copyright (c) 1998-2009 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:
+// BSP.CPP (Base Script Parser)
+// 
+//
+
+#include "bsp.h"
+#include "regpsdll.h"	// CRegisteredParserDll
+#include "msventry.h"	// CMsvServerEntry
+#include <msvuids.h>	// KUidMsvMessageEntry, KUidMsvServiceEntry
+#include <msvids.h>
+#include <biouids.h>
+#include <biodb.h>
+
+const TInt KMaxStringLength = 1024;
+
+EXPORT_C CBaseScriptParser::CBaseScriptParser(CRegisteredParserDll& aRegisteredParserDll,CMsvServerEntry& aEntry, RFs& aFs)
+:CActive(EPriorityStandard), iRegisteredParserDll(aRegisteredParserDll), iEntry(aEntry), iFs(aFs)
+/** Constructor.
+
+This is called by CBIOServerMtm to create a parser object.
+
+@param aRegisteredParserDll Object that loaded the parser. It contains a reference 
+counter of the use of the parser.
+@param aEntry The message entry the parser should parse
+@param aFs Connected file server handle */
+	{
+	iEntryId = iEntry.Entry().Id(); //id of SMS entry
+	}
+
+EXPORT_C CBaseScriptParser::~CBaseScriptParser()
+/** Destructor.
+
+This deletes iSettings and iReadBuffer and calls iRegisteredParserDll.ReleaseLibrary(). */
+	{
+	delete iReadBuffer;
+	delete iSettings;
+	iRegisteredParserDll.ReleaseLibrary();
+	}
+
+
+EXPORT_C void CBaseScriptParser::UnfoldMessageL()
+/** Utility function for unfolding Smart Messages.
+
+Nokia protocol allows for folding of long fields (see Nokia Smart Messaging 
+spec 2.0.0pre, 3-34 and RFC822, 3.1.1). This method unfolds the message by 
+deleting any linefeed characters which are followed immediately by linear 
+white space. It expects the buffer to be in iSmsBuf. */
+    {
+    // Nokia protocol allows for folding of long fields (see Nokia Smart
+    // Messaging spec 2.0.0pre, 3-34 and RFC822, 3.1.1). This method
+    // unfolds the message by deleting any linefeed characters which are
+    // followed immediately by linear white space.
+    //   Note that the value returned by pBuf.Length() will change if
+    // linefeeds are deleted. Hence this is called for each iteration to
+    // avoid violating buffer bounds.
+
+    TPtr pBuf(iSmsBuf->Des());				// Create modifiable pointer to HBufC
+
+    for (TInt pos = 0; pos < (pBuf.Length() - 1); pos++)
+        {
+        // Find linefeed followed by whitespace
+        if (pBuf[pos] == KCharLineFeed  &&
+            (pBuf[pos+1] == KCharSpace  ||  pBuf[pos+1] == KCharTab))
+            {
+            pBuf.Delete(pos, 1);
+            }
+        }
+    iSmsBuf = iSmsBuf->ReAllocL(pBuf.Length());		// Reallocate iSmsBuf with new size.
+    }
+// end CBaseScriptParser::UnfoldSmsL()
+
+
+void CBaseScriptParser::InternalizeL(RMsvReadStream& aReadStream)
+	{
+	ResetL();
+	iParsedFieldArray = new(ELeave) CArrayPtrSeg<CParsedField>(16);
+
+	CParsedField* parsedField = NULL;
+	TInt count = aReadStream.ReadUint8L();
+	for (TInt i=0; i < count; i++)
+		{
+		parsedField = new (ELeave) CParsedField();
+		CleanupStack::PushL(parsedField);
+		parsedField->InternalizeL(aReadStream);
+		iParsedFieldArray->AppendL(parsedField);
+		CleanupStack::Pop(parsedField); 
+		}
+	}
+
+void CBaseScriptParser::ExternalizeL(RMsvWriteStream& aStream) const
+	{
+	TInt count = iParsedFieldArray->Count();
+	aStream.WriteInt8L(count);
+	for(TInt number = 0; number<count; number++)	// must keep order, go forwards
+		{
+		aStream << *(*iParsedFieldArray)[number];
+		}
+	}
+
+EXPORT_C void CBaseScriptParser::StoreL(CMsvStore& aMsvStore) const
+/** Stores the parsed fields array.
+
+It stores the iParsedFieldArray array in the specified CMsvStore.
+
+@param aMsvStore Store to write to */
+	{
+	RMsvWriteStream out;
+	out.AssignLC( aMsvStore, KUidMsvBIODataStream); // pushes 'out' to the stack
+	TRAPD(error, ExternalizeL(out));
+	if (error==KErrNone)
+		out.CommitL();
+	out.Close(); // make sure we close the file
+	User::LeaveIfError(error);
+	aMsvStore.CommitL();
+	CleanupStack::PopAndDestroy();
+	}
+
+EXPORT_C void CBaseScriptParser::RestoreL( CMsvStore& aMessageStore )
+/** Restores the parsed fields array.
+
+It restores the iParsedFieldArray array from the specified CMsvStore.
+
+@param aMessageStore Store to read from */
+	{
+	RMsvReadStream in;
+	in.OpenLC( aMessageStore, KUidMsvBIODataStream );
+	InternalizeL(in);
+	CleanupStack::PopAndDestroy();
+	}
+
+//
+//	write contents of Smart message to a file as attachment
+//
+EXPORT_C void CBaseScriptParser::StoreL(const TFileName& aFileName) const
+/** Stores the message data in a specified file.
+
+It stores iSettings in the specified file.
+
+@param aFileName File to write to */
+	{
+	//
+	TFileName filePath;
+	// creates directory for current entry to put file into
+	iEntry.GetFilePath(filePath);
+
+	// create the full file name with path
+	TParse parse;
+	parse.Set(aFileName, &filePath, NULL);
+	// create the file
+	RFile file;
+	User::LeaveIfError(file.Replace(iFs, parse.FullName(), EFileWrite|EFileShareExclusive|EFileStream));
+	CleanupClosePushL(file);
+	
+
+	// if it worked stream data to it
+	// first copy data into 8-bit buffer (it's 8bit content anyway?)
+	TPtr dataContents = iSettings->Des();
+	HBufC8* buf = HBufC8::NewLC(dataContents.Length());
+	buf->Des().Copy(dataContents);
+
+	TInt fileErr = file.Write( buf->Des() );
+	file.Close();
+	if(fileErr!=KErrNone)
+		{
+		iFs.Delete(parse.FullName());
+		User::Leave(fileErr);
+		}
+	
+	CleanupStack::PopAndDestroy(2); // buf, file
+	}
+
+
+EXPORT_C void CBaseScriptParser::RestoreL( const TFileName& aFileName )
+/** Restores the message data from a specified file.
+
+It restores iSettings from the specified file.
+
+@param aFileName File to read from */
+	{
+	//
+	TFileName filePath;
+	// creates directory for current entry to put file into
+	iEntry.GetFilePath(filePath);
+
+	// create the full file name with path
+	TParse parse;
+	parse.Set(aFileName, &filePath, NULL);
+	// create the file
+	RFile file;
+	User::LeaveIfError(file.Open(iFs, parse.FullName(), EFileShareExclusive|EFileStream));
+	CleanupClosePushL(file);
+
+	// read into descriptor resizing as we go
+	iReadBuffer = HBufC8::NewL(256);
+	TBuf8<256> fileChunk;
+	TInt fileErr = KErrNone;
+	while(fileErr==KErrNone)
+		{
+		fileErr = file.Read(fileChunk, fileChunk.MaxLength());
+		if(fileChunk.Length()==0)
+			break;
+		// check if we need to resize
+		TInt newLength = iReadBuffer->Des().Length() + fileChunk.Length();
+		if( newLength > iReadBuffer->Des().MaxLength())
+			{
+			iReadBuffer = iReadBuffer->ReAllocL(newLength);
+			}
+		iReadBuffer->Des().Append(fileChunk);
+		}
+	// if it worked stream data to it
+	// first copy data into 8-bit buffer (it's 8bit content anyway?)
+	file.Close();
+	if(fileErr!=KErrNone)
+		User::Leave(fileErr);
+	CleanupStack::PopAndDestroy(1); // file
+	delete iSettings;
+	iSettings = NULL;
+	iSettings = HBufC::NewL(iReadBuffer->Length());
+	iSettings->Des().Copy(iReadBuffer->Des());
+	} 
+
+EXPORT_C TUid CBaseScriptParser::ParserUid()
+/** Gets the UID of the BIO message type handled by the parser.
+
+@return BIO message type UID */
+	{
+	return (iRegisteredParserDll.UidType()[2]);
+	}
+
+EXPORT_C void CBaseScriptParser::ResetL()
+/** Deletes the iParsedFieldArray parsed fields array and sets it to NULL. */
+	{
+	// delete previous array and create a new one
+	if(iParsedFieldArray)
+		{
+		iParsedFieldArray->ResetAndDestroy();
+		delete iParsedFieldArray;
+		iParsedFieldArray=NULL;
+		}
+	}
+
+//
+// Class CParsed field container class for 
+// data item extracted from smart message
+//
+EXPORT_C CParsedField::CParsedField()
+/** Constructor. */
+	{
+	iFieldName =NULL;
+	iFieldValue =NULL;
+	iMandatoryField =ETrue;
+	}
+
+EXPORT_C CParsedField::~CParsedField()
+/** Destructor. */
+	{
+	delete iFieldName;
+	delete iFieldValue;
+	}
+
+
+EXPORT_C TPtrC CParsedField::FieldName() const
+/** Gets the field name.
+
+@return Field name */
+	{
+	return iFieldName->Des();
+	}
+
+
+EXPORT_C void CParsedField::SetFieldNameL(const TDesC& aFieldName)
+/** Sets the field name.
+
+@param aFieldName Field name */
+	{
+	HBufC* temp =aFieldName.AllocL();
+	delete iFieldName;
+	iFieldName = temp;	
+	}
+
+
+EXPORT_C TPtrC CParsedField::FieldValue() const 
+/** Gets the field value.
+
+@return Field value */
+	{
+	return iFieldValue->Des();
+	}
+
+
+EXPORT_C void CParsedField::SetFieldValueL(const TDesC& aFieldValue)
+/** Sets the field value.
+
+@param aFieldValue Field value */
+	{
+	HBufC* temp =aFieldValue.AllocL();
+	delete iFieldValue;
+	iFieldValue = temp;
+	}
+
+
+EXPORT_C TBool CParsedField::MandatoryField() const 
+/** Tests if this is a mandatory field.
+
+@return True if this is a mandatory field */
+	{
+	return iMandatoryField;
+	}
+
+
+EXPORT_C void CParsedField::SetMandatoryField(TBool aMandatoryField)
+/** Sets/unsets this as a mandatory field.
+
+@param aMandatoryField True if this is a mandatory field, false if not */
+	{
+	iMandatoryField = aMandatoryField;
+	}
+
+EXPORT_C void CParsedField::InternalizeL(RReadStream& aStream)
+/** Internalises the object.
+
+@param aStream Stream to read from */
+	{
+	Reset();
+	delete iFieldName;
+	iFieldName = NULL;
+	iFieldName = HBufC::NewL( aStream, KMaxStringLength );
+	TInt fieldValueLength = aStream.ReadInt16L();
+	delete iFieldValue;
+	iFieldValue = NULL;
+	iFieldValue = HBufC::NewL( aStream, fieldValueLength );
+	iMandatoryField = aStream.ReadInt8L();
+	}
+
+EXPORT_C void CParsedField::ExternalizeL(RWriteStream& aStream) const
+/** Externalises the object.
+
+@param aStream Stream to write to */
+	{
+	aStream << *iFieldName;
+	aStream.WriteUint16L( iFieldValue->Length() );
+	aStream << *iFieldValue;
+	aStream.WriteUint8L( iMandatoryField ? 1 : 0);
+	}
+
+//
+// Reset contetnts of field
+//
+void CParsedField::Reset()
+	{
+	delete iFieldName;
+	iFieldName = NULL;
+
+	delete iFieldValue;
+	iFieldValue = NULL;
+
+	iMandatoryField= EFalse;
+	}
+