diff -r 000000000000 -r 2e3d3ce01487 filehandling/fileconverterfw/SRC/CONCNF.CPP
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filehandling/fileconverterfw/SRC/CONCNF.CPP	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,580 @@
+// Copyright (c) 1997-2009 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:
+//
+
+#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS
+#include "coninternal.h"
+#endif //SYMBIAN_ENABLE_SPLIT_HEADERS
+#include <concnf.h>
+#include <conarc.h>
+#include "CONSTD.H"
+
+#include <f32file.h>
+#include <s32file.h>
+
+const TInt KConverterGranularity=2;
+const TInt KMimeTypeGranularity=3;
+const TInt KLanguageInfoGranularity=3;
+const TInt KConarcPluginResourceId = 1;
+
+TLanguageInfo::TLanguageInfo()
+	:iLanguage(ELangEnglish), iTranslation(KNullDesC)
+	{}
+
+EXPORT_C TLanguageInfo::TLanguageInfo(TLanguage aLanguage,TTranslation aTranslation)
+/** Constructor specifying language ID and localised name.
+
+@param aLanguage Language ID
+@param aTranslation Localised name in the specified language */
+	{
+	iLanguage=aLanguage;
+	iTranslation=aTranslation;
+	}
+
+void TLanguageInfo::InternalizeL(RReadStream& aStream)
+	{
+	iLanguage=(TLanguage)aStream.ReadInt8L();
+	aStream >> iTranslation;
+	}
+
+void TLanguageInfo::ExternalizeL(RWriteStream& aStream) const
+	{
+	aStream.WriteInt8L(iLanguage);
+	aStream << iTranslation;
+	}
+
+TLanguage TLanguageInfo::Language()
+	{
+	return iLanguage;
+	}
+
+TTranslation TLanguageInfo::Translation()
+	{
+	return iTranslation;
+	}
+
+void TLanguageInfo::ReadFromResource(TResourceReader& aReader)
+	{
+	// Skip over extension
+	aReader.ReadUint32();
+	TInt enumInt=aReader.ReadInt16();
+	iLanguage=static_cast<TLanguage>(enumInt);
+    iTranslation=aReader.ReadTPtrC(); 
+	}
+
+EXPORT_C CMimeInfo::~CMimeInfo()
+/** Destructor. */
+	{
+	delete iLanguageInfo;
+	}
+
+void CMimeInfo::ConstructL()
+	{
+	iLanguageInfo = new(ELeave) CArrayFixFlat<TLanguageInfo>(KLanguageInfoGranularity);
+	}
+
+CMimeInfo* CMimeInfo::NewLC(const CMimeInfo* aMimeInfo)
+	{
+	CMimeInfo* self= new(ELeave) CMimeInfo();
+	self->iMime=aMimeInfo->iMime;
+	
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	TInt count = aMimeInfo->iLanguageInfo->Count();
+	for (TInt i=0; i<count;i++ )
+		{
+		TLanguageInfo info(aMimeInfo->iLanguageInfo->At(i).Language(),aMimeInfo->iLanguageInfo->At(i).Translation());
+		self->iLanguageInfo->AppendL(info);
+		}
+	return self;
+	}
+
+EXPORT_C CMimeInfo* CMimeInfo::NewLC(TDataType& aMimeType)
+/** Allocates and constructs a CMimeInfo for a specified data type, leaving the 
+object on the cleanup stack.
+
+@param aMime Data type
+@return New CMimeInfo */
+	{
+	CMimeInfo* self= new(ELeave) CMimeInfo();
+	self->iMime=aMimeType;
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	return self;
+	}
+
+CMimeInfo* CMimeInfo::NewL()
+	{
+	CMimeInfo* self= new(ELeave) CMimeInfo();
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+void CMimeInfo::InternalizeL(RReadStream& aStream)
+	{
+	aStream >>iMime;
+	TInt count = aStream.ReadInt8L();
+	for (TInt i=0; i<count;i++ )
+		{
+		TLanguageInfo info;
+		info.InternalizeL(aStream);
+		iLanguageInfo->AppendL(info);
+
+		}
+	}
+
+void CMimeInfo::ExternalizeL(RWriteStream& aStream) const
+	{
+	aStream << iMime;
+	TInt count = iLanguageInfo->Count();
+	aStream.WriteInt8L(count);
+	for (TInt i=0; i<count;i++ )
+		{
+		iLanguageInfo->At(i).ExternalizeL(aStream);;
+		}
+	}
+
+TDataType CMimeInfo::Mime()
+	{
+	return iMime;
+	}
+
+/**
+ * return the translation for the current language
+ * if the current lanuage does not exist the use english or the first in the list
+ */
+TTranslation CMimeInfo::Text()
+	{
+	TInt count = iLanguageInfo->Count();
+	// no translations => return the mime description
+	if (count==0)
+		{
+		TPtrC ptr=iMime.Des();
+		if (ptr.Length()<=KMaxTranslation)
+			return ptr;
+		return (ptr.Left(KMaxTranslation));
+		}
+	TLanguage currentlanguage=User::Language();
+	TInt englishIndex=0;
+	for (TInt ii=0;ii<count;ii++)
+		{
+		if (iLanguageInfo->At(ii).Language()==currentlanguage)
+			return iLanguageInfo->At(ii).Translation();
+		if (iLanguageInfo->At(ii).Language()==ELangEnglish)
+			englishIndex=ii;
+		}
+	return iLanguageInfo->At(englishIndex).Translation();
+	}
+
+EXPORT_C void CMimeInfo::AddLanguageL(TLanguageInfo aLang)
+/** Adds a localised name for the data type.
+
+@param aLang Localised name */
+	{
+	iLanguageInfo->AppendL(aLang);
+	}
+
+CMimeInfo* CMimeInfo::NewLC(TResourceReader& aReader)
+	{
+	CMimeInfo* self= new(ELeave) CMimeInfo();
+	CleanupStack::PushL(self);
+	self->ConstructL(aReader);
+	return self;
+	}
+
+void CMimeInfo::ConstructL(TResourceReader& aReader)
+	{
+    // read 
+	// Skip over extension
+	aReader.ReadUint32();
+	iMime = aReader.ReadTPtrC8();
+	iLanguageInfo = new(ELeave) CArrayFixFlat<TLanguageInfo>(KLanguageInfoGranularity);
+    AddLanguageInfoL(aReader);
+	}
+
+void CMimeInfo::AddLanguageInfoL(TResourceReader& aReader)
+	{
+    const TInt numOfLangInfo=aReader.ReadInt16();
+    for (TInt index = 0; index < numOfLangInfo ; index++)
+        {
+  		TLanguageInfo info;
+		info.ReadFromResource(aReader);
+		iLanguageInfo->AppendL(info);    
+        }
+	}
+
+//
+// class CCnaConverter
+//
+
+CCnaConverter* CCnaConverter::NewLC()
+	{
+	CCnaConverter* self=new(ELeave) CCnaConverter();
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	return self;
+	}
+
+EXPORT_C CCnaConverter* CCnaConverter::NewL(TUid aUid)
+/** Allocates and constructs a CCnaConverter for a specified converter.
+
+@param aUid Converter UID
+@return New CCnaConverter */
+	{
+	CCnaConverter* self=CCnaConverter::NewLC(aUid);
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+EXPORT_C CCnaConverter* CCnaConverter::NewLC(TUid aUid)
+/** Allocates and constructs a CCnaConverter for a specified converter, leaving 
+the object on the cleanup stack.
+
+@param aUid Converter UID
+@return New CCnaConverter */
+	{
+	CCnaConverter* self=new(ELeave) CCnaConverter();
+	self->iUid = aUid;
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	return self;
+	}
+
+EXPORT_C CCnaConverter* CCnaConverter::NewL(const CCnaConverter& aConverter)
+/** Allocates and copies a new CCnaConverter.
+
+@param aConverter Object to copy
+@return New CCnaConverter */
+	{
+	CCnaConverter* self=CCnaConverter::NewLC(aConverter);
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+EXPORT_C CCnaConverter* CCnaConverter::NewLC(const CCnaConverter& aConverter)
+/** Allocates and copies a new CCnaConverter, leaving the object on the cleanup 
+stack.
+
+@param aConverter Object to copy
+@return New CCnaConverter */
+	{
+	CCnaConverter* self=CCnaConverter::NewLC(aConverter.iUid);
+	TInt count=aConverter.iMimeFrom->Count();
+	TInt i;
+	CMimeInfo* mimeinfo;
+	for (i=0; i<count; i++)
+		{
+		mimeinfo=CMimeInfo::NewLC(aConverter.iMimeFrom->At(i));
+		self->iMimeFrom->AppendL(mimeinfo);
+		CleanupStack::Pop(mimeinfo);
+		}
+	count=aConverter.iMimeTo->Count();
+	for (i=0; i<count; i++)
+		{
+		mimeinfo=CMimeInfo::NewLC(aConverter.iMimeTo->At(i));
+		self->iMimeTo->AppendL(mimeinfo);
+		CleanupStack::Pop(mimeinfo);
+		}
+	return self;
+	}
+
+
+CCnaConverter::CCnaConverter()
+	{
+	__DECLARE_NAME(_S("CCnaConverter"));
+	}
+
+EXPORT_C CCnaConverter::~CCnaConverter()
+/** Destructor. */
+	{
+	if (iMimeFrom)
+		iMimeFrom->ResetAndDestroy();
+	delete iMimeFrom;
+	if (iMimeTo)
+		iMimeTo->ResetAndDestroy();
+	delete iMimeTo;
+	}
+
+void CCnaConverter::ConstructL()
+	{
+	iMimeFrom= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity);
+	iMimeTo= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity);
+	}
+
+EXPORT_C TBool CCnaConverter::MimeFrom(const TDataType& aMimeType) const
+/** Tests if the specified source data type is available.
+
+@param aMimeType Source data type
+@return True if the converter supports the source data type, else false */
+	{
+	return FindMime(aMimeType,iMimeFrom);
+	}
+
+EXPORT_C TBool CCnaConverter::MimeTo(const TDataType& aMimeType) const
+/** Tests if the specified target data type is available.
+
+@param aMimeType Target data type
+@return True if the converter supports the target data type, else false */
+	{
+	return FindMime(aMimeType,iMimeTo);
+	}
+
+
+TBool CCnaConverter::FindMime(const TDataType& aMimeType, const CArrayPtrFlat<CMimeInfo>* aList) const
+// do the search
+	{
+	// !! need to use array searching code here?
+	TInt count=aList->Count();
+	for (TInt i=0; i<count; i++)
+		{
+		if (aMimeType==(*aList)[i]->Mime())
+			return ETrue;
+		}
+	return EFalse;
+	}
+
+EXPORT_C TTranslation CCnaConverter::MimeFromText(const TDataType& aMimeType) const
+/** Gets the localised name of the specified source data type.
+
+@param aMimeType Source data type
+@return Localised name of the source data type */
+	{
+	return FindMimeText(aMimeType,iMimeFrom);
+	}
+
+EXPORT_C TTranslation CCnaConverter::MimeToText(const TDataType& aMimeType) const
+/** Gets the localised name of the specified target data type.
+
+@param aMimeType Target data type
+@return Localised name of the target data type */
+	{
+	return FindMimeText(aMimeType,iMimeTo);
+	}
+
+TTranslation CCnaConverter::FindMimeText(const TDataType& aMimeType, const CArrayPtrFlat<CMimeInfo>* aList) const
+// do the search
+	{
+	TInt count=aList->Count();
+	for (TInt i=0; i<count; i++)
+		{
+		if (aMimeType==(*aList)[i]->Mime())
+			return (*aList)[i]->Text();
+		}
+	return KNullDesC();
+	}
+
+EXPORT_C TInt CCnaConverter::CountFrom() const
+/** Gets the number of source data types for the converter.
+
+@return Number of source data types */
+	{
+	return iMimeFrom->Count();
+	}
+
+EXPORT_C TInt CCnaConverter::CountTo() const
+/** Gets the number of target data types for the converter.
+
+@return Number of target data types */
+	{
+	return iMimeTo->Count();
+	}
+
+EXPORT_C TDataType CCnaConverter::MimeFrom(TInt aIndex) const
+/** Gets the n'th source data type of the converter.
+
+@param aIndex Index of the source data type to get
+@return Source data type */
+	{
+	return iMimeFrom->At(aIndex)->Mime();
+	}
+
+EXPORT_C TDataType CCnaConverter::MimeTo(TInt aIndex) const
+/** Gets the n'th target data type of the converter.
+
+@param aIndex Index of the target data type to get
+@return Target data type */
+	{
+	return iMimeTo->At(aIndex)->Mime();
+	}
+
+EXPORT_C void CCnaConverter::SetUid(TUid aUid)
+/** Sets the converter UID.
+
+@param aUid Converter UID */
+	{
+	iUid = aUid;
+	}
+
+EXPORT_C TTranslation CCnaConverter::MimeFromText(TInt aIndex) const
+/** Gets the localised name of the n'th source data type.
+
+@param aIndex Index of the source data type
+@return Localised name of the source data type */
+	{
+	return iMimeFrom->At(aIndex)->Text();
+	}
+
+EXPORT_C TTranslation CCnaConverter::MimeToText(TInt aIndex) const
+/** Gets the localised name of the n'th target data type.
+
+@param aIndex Index of the target data type
+@return Localised name of the target data type */
+	{
+	return iMimeTo->At(aIndex)->Text();
+	}
+
+CCnaConverter* CCnaConverter::NewL(TUid aUid,TResourceReader& aReader)
+	{
+	CCnaConverter* self=new(ELeave) CCnaConverter();
+	CleanupStack::PushL(self);
+	self->ConstructL(aUid, aReader);
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+// used when creating object from a resource file.
+void CCnaConverter::ConstructL(TUid aUid,TResourceReader& aReader)
+	{
+	iUid=aUid;
+	iMimeFrom= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity);
+	AddMimeDataL(aReader,*iMimeFrom);
+	iMimeTo= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity);
+	AddMimeDataL(aReader,*iMimeTo);
+	}
+
+void CCnaConverter::AddMimeDataL(TResourceReader& aReader,CArrayPtrFlat<CMimeInfo>& aMimeInfo)
+	{
+    const TInt number=aReader.ReadInt16();
+    for (TInt index = 0; index < number ; index++)
+		{
+        CMimeInfo* mimeInfo=CMimeInfo::NewLC(aReader);
+		aMimeInfo.AppendL(mimeInfo);
+		CleanupStack::Pop(mimeInfo); // now mimeInfo safely in an array   
+        }
+	}
+
+
+//
+// class CCnaConvInfoFile2
+//
+
+CCnaConvInfoFile2::~CCnaConvInfoFile2()
+	{
+	if (iConverters)
+		{
+		iConverters->ResetAndDestroy();
+		}
+	delete iConverters;
+	iResourceFile.Close();
+	iFs.Close();
+	}
+
+void CCnaConvInfoFile2::ConstructL()
+	{
+	User::LeaveIfError(iFs.Connect());
+	iConverters=new(ELeave) CArrayPtrFlat<CCnaConverter>(KConverterGranularity);
+	}
+
+//
+// class CCnaConvInfoFileReader2
+//
+
+EXPORT_C CCnaConvInfoFileReader2* CCnaConvInfoFileReader2::NewLC(const TDesC& aFileName)
+/** Constructs a CCnaConvInfoFileReader2 object for a given .rsc file.
+
+@param aFileName The .rsc file name.
+@return The new CCnaConvInfoFileReader2 object. */
+	{
+	CCnaConvInfoFileReader2* self=new(ELeave) CCnaConvInfoFileReader2();
+	CleanupStack::PushL(self);
+	self->ConstructL(aFileName);
+	return self;
+	}
+
+EXPORT_C CCnaConvInfoFileReader2* CCnaConvInfoFileReader2::NewL(const TDesC& aFileName)
+/** Constructs a CCnaConvInfoFileReader2 object for a given .rsc file.
+
+@param aFileName The .rsc file name.
+@return The new CCnaConvInfoFileReader2 object. */
+	{
+	CCnaConvInfoFileReader2* self=CCnaConvInfoFileReader2::NewLC(aFileName);
+	CleanupStack::Pop(self); 
+	return self;
+	}
+
+CCnaConvInfoFileReader2::CCnaConvInfoFileReader2()
+	{
+	}
+
+void CCnaConvInfoFileReader2::RestoreConverterL(TResourceReader& aReader)
+	{
+	// Skip over extension
+	aReader.ReadUint32();
+	TUid converterUid;
+	converterUid.iUid=aReader.ReadInt32();
+	CCnaConverter* tempConv= CCnaConverter::NewL(converterUid,aReader);
+	CleanupStack::PushL(tempConv);
+	iConverters->AppendL(tempConv);  // takes the ownership
+	CleanupStack::Pop(tempConv); 
+	}
+
+EXPORT_C void CCnaConvInfoFileReader2::RestoreL()
+/** Restores all the converters from the .rsc file that was specified in the NewL() or NewLC(). */
+	{
+	TResourceReader reader;
+	HBufC8* resource=iResourceFile.AllocReadLC(KConarcPluginResourceId); //pushes onto the cleanup stack
+	reader.SetBuffer(resource);
+	// Skip over extension
+	reader.ReadUint32();
+	const TInt numOfConverters = reader.ReadUint16();
+	for (TInt i = 0; i < numOfConverters; i++)
+		{
+		RestoreConverterL(reader);
+		}
+	CleanupStack::PopAndDestroy(resource);
+	}
+
+EXPORT_C TInt CCnaConvInfoFileReader2::Count()
+/** Gets the number of converters that were restored from the .rsc file. 
+
+This function returns zero if RestoreL() has not been called.
+
+@return The number of converters. */
+	{
+	if (!iConverters)
+		{
+		return 0;
+		}
+	return iConverters->Count();
+	}
+
+EXPORT_C CCnaConverter* CCnaConvInfoFileReader2::AtL(TInt anIndex)
+/** Constructs and returns a new CCnaConverter object that is a copy of the 
+converter at the specified index.
+
+@param anIndex An index into the object's array of converters. The array is created 
+by calling RestoreL(). The index must be valid, or a panic occurs.
+@return A copy of the converter at the specified index. The caller takes ownership. */
+	{
+	CCnaConverter* converter=CCnaConverter::NewL(*(iConverters->At(anIndex)));
+	return converter;
+	}
+
+void CCnaConvInfoFileReader2::ConstructL(const TDesC& aFileName)
+	{
+	CCnaConvInfoFile2::ConstructL();
+	iResourceFile.OpenL(iFs,aFileName);
+	}