win32filepeer.cpp

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	if ( true == fileDir.empty() ){
		TCHAR currentDir[MAX_PATH];
		memset( currentDir, 0 , sizeof(currentDir) );
		GetCurrentDirectory( MAX_PATH, currentDir );
		winFileName = "\\" + winFileName;
		winFileName = currentDir +  winFileName;
	}
	
	DWORD rwFlags = 0;
	DWORD shFlags = 0;
	DWORD createFlags = OPEN_EXISTING;

	if ( openFlags & File::ofRead ) {
		rwFlags |= GENERIC_READ;
	}

	if ( openFlags & File::ofWrite || openFlags & File::ofAppend ) {
		rwFlags |= GENERIC_WRITE;
	}

	if ( shareFlags & File::shRead ) {
		shFlags |= FILE_SHARE_READ;
	}

	if ( shareFlags & File::shWrite ) {
		shFlags |= FILE_SHARE_WRITE;
	}
	

	if ( System::isUnicodeEnabled() ) {
		fileHandle_ = ::CreateFileW( winFileName.c_str(),
			rwFlags,
			shFlags,
			NULL,
			createFlags,
			FILE_ATTRIBUTE_NORMAL,
			NULL );
	}
	else {
		fileHandle_ = ::CreateFileA( winFileName.ansi_c_str(),
			rwFlags,
			shFlags,
			NULL,
			createFlags,
			FILE_ATTRIBUTE_NORMAL,
			NULL );
	}
	
	
	if ( (NULL == fileHandle_) || (INVALID_HANDLE_VALUE == fileHandle_) ){
		fileHandle_ = NULL;
		//throw exception
		String errmsg = VCFWin32::Win32Utils::getErrorString( GetLastError() );
		StringUtils::trimWhiteSpaces( errmsg );
		throw BasicFileError( MAKE_ERROR_MSG_2( errmsg + " - file: " + winFileName ) );
	}
}

void Win32FilePeer::close()
{
	::CloseHandle( fileHandle_ );
	fileHandle_ = NULL;
}

void Win32FilePeer::remove()
{
	if ( NULL != fileHandle_ ){
		::CloseHandle( fileHandle_ );
		fileHandle_ = NULL;
	}

	String filename = getName();
	if ( filename[filename.size()-1] == '\\' ) {
		BOOL res = FALSE;
		if ( System::isUnicodeEnabled() ) {
			res = ::RemoveDirectoryW( filename.c_str() );
		}
		else {
			res = ::RemoveDirectoryA( filename.ansi_c_str() );
		}

		if ( !res ) {
			throw BasicFileError( MAKE_ERROR_MSG_2("Unable to remove directory \"" + filename + "\",\nprobably because the directory still contains objects.") );
		}
	}
	else {
		BOOL res = FALSE;
		if ( System::isUnicodeEnabled() ) {
			res = ::DeleteFileW( filename.c_str() );
		}
		else {
			res = ::DeleteFileA( filename.ansi_c_str() );
		}

		if ( !res ) {
			throw BasicFileError( MAKE_ERROR_MSG_2("Unable to remove file \"" + filename + "\".") );
		}
	}
}

void Win32FilePeer::move( const String& newFileName )
{
	BOOL err = FALSE;

	String fileName = getName();

	if ( System::isUnicodeEnabled() ) {
		err = ::MoveFileW( fileName.c_str(), FilePath::transformToOSSpecific( newFileName ).c_str() );
	}
	else {
		err = ::MoveFileA( fileName.ansi_c_str(), FilePath::transformToOSSpecific( newFileName ).ansi_c_str() );
	}

	if ( !err ) {
		throw BasicFileError( MAKE_ERROR_MSG_2("Unable to move file \"" + fileName + "\" to \"" + newFileName + "\".") );
	}
}

void Win32FilePeer::copyTo( const String& copyFileName )
{
	BOOL res = FALSE;

	String src = FilePath::transformToOSSpecific( getName() );
	String dest = FilePath::transformToOSSpecific( copyFileName );

	if ( System::isUnicodeEnabled() ) {
		res = ::CopyFileW( src.c_str(), dest.c_str(), FALSE );
	}
	else {
		res = ::CopyFileA( src.ansi_c_str(), dest.ansi_c_str(), FALSE );
	}

	if ( ! res ) {
		
		throw BasicFileError( MAKE_ERROR_MSG_2("Unable to copy \"" + src + "\" to \"" + copyFileName + "\".") );
	}

}


DateTime Win32FilePeer::convertFileTimeToDateTime( const FILETIME& ft )
{
	bool ok = false;
	DateTime dt;

	SYSTEMTIME st;

	// ft --> st
	if ( ::FileTimeToSystemTime( &ft, &st ) ) {
		dt.set( st.wYear, st.wMonth, st.wDay,
							st.wHour, st.wMinute, st.wSecond, 
							st.wMilliseconds );
		ok = true;
	}

	if ( !ok ) {
		String error = VCFWin32::Win32Utils::getErrorString( GetLastError() );
		throw BasicException( MAKE_ERROR_MSG_2(error) );
	}

	return dt;
}

/*static*/ DateTime Win32FilePeer::convertUtcFileTimeToLocalDateTime( const FILETIME& ftUtc )
{
	bool ok = false;
	FILETIME ftLoc;
	SYSTEMTIME stLoc;
	DateTime dt;

	// ftUTC --> ftLocal
	// see help of VisualStudio.net for "File Times", at the end, though 
	if ( ::FileTimeToLocalFileTime( &ftUtc, &ftLoc ) ) {
		// ftLocal --> stLocal
		if ( ::FileTimeToSystemTime( &ftLoc, &stLoc ) ) {
			dt.set( stLoc.wYear, stLoc.wMonth, stLoc.wDay,
								stLoc.wHour, stLoc.wMinute, stLoc.wSecond, 
								stLoc.wMilliseconds );
			ok = true;
		}
	}

	if ( !ok ) {
		String error = VCFWin32::Win32Utils::getErrorString( GetLastError() );
		throw BasicException( MAKE_ERROR_MSG_2(error) );
	}

	return dt;
}

/*static*/ String Win32FilePeer::getAlternateFileName( const String& fileName )
{
	String dosName;

	try {
		bool unicodeEnabled = System::isUnicodeEnabled();
		if ( unicodeEnabled ) {
			WIN32_FIND_DATAW findData;
			HANDLE searchHandle = ::FindFirstFileW( fileName.c_str(), &findData );
			if ( INVALID_HANDLE_VALUE != searchHandle ) {
				String error = VCFWin32::Win32Utils::getErrorString( GetLastError() );
				throw BasicException( MAKE_ERROR_MSG_2(error) );
			}
			dosName = findData.cAlternateFileName;
		} else {
			WIN32_FIND_DATAA findData;
			HANDLE searchHandle = ::FindFirstFileA( fileName.ansi_c_str(), &findData );
			dosName = findData.cAlternateFileName;
			if ( INVALID_HANDLE_VALUE != searchHandle ) {
				String error = VCFWin32::Win32Utils::getErrorString( GetLastError() );
				throw BasicException( MAKE_ERROR_MSG_2(error) );
			}
		}
	}
	catch( ... ) {
		String error = VCFWin32::Win32Utils::getErrorString( GetLastError() );
		throw RuntimeException( MAKE_ERROR_MSG_2( error ) );
	}

	return dosName;
}


/**
*CVS Log info
*$Log$
*Revision 1.5  2005/07/09 23:15:06  ddiego
*merging in changes from devmain-0-6-7 branch.
*
*Revision 1.4  2005/01/02 03:04:23  ddiego
*merged over some of the changes from the dev branch because they're important resoource loading bug fixes. Also fixes a few other bugs as well.
*
*Revision 1.3.2.6  2005/07/01 15:47:59  marcelloptr
*minor improvements on a message
*
*Revision 1.3.2.5  2005/04/09 17:21:32  marcelloptr
*bugfix [ 1179853 ] memory fixes around memset. Documentation. DocumentManager::saveAs and DocumentManager::reload
*
*Revision 1.3.2.4  2005/02/27 01:46:10  ddiego
*fixed bug in testing whether a path should be loaded as a bundle.
*added some additional rtti info for certain classes in app kit.
*
*Revision 1.3.2.3  2005/02/16 17:08:42  marcelloptr
*improved an error message
*
*Revision 1.3.2.2  2004/12/11 17:50:00  ddiego
*added 2 new projects that are command line tools. One is for
*creating the basic shell for app bundles, the other is for filling in, or
*updating an info.plist (or info.xml) file.
*
*Revision 1.3.2.1  2004/12/10 22:32:53  ddiego
*fixed bug in the Win32 file peer class that was not properly
*creating directories.
*
*Revision 1.3  2004/12/01 04:31:42  ddiego
*merged over devmain-0-6-6 code. Marcello did a kick ass job
*of fixing a nasty bug (1074768VCF application slows down modal dialogs.)
*that he found. Many, many thanks for this Marcello.
*
*Revision 1.2.2.2  2004/11/07 19:32:19  marcelloptr
*more documentation
*
*Revision 1.2.2.1  2004/08/26 04:05:48  marcelloptr
*minor change on name of getMillisecond
*
*Revision 1.2  2004/08/07 02:49:16  ddiego
*merged in the devmain-0-6-5 branch to stable
*
*Revision 1.1.2.8  2004/08/03 20:57:22  marcelloptr
*minor change on name DateTime:getSecond DateTime:getMillisecond
*
*Revision 1.1.2.7  2004/07/29 02:39:14  ddiego
*fixed a bug with File::getINputStream and File::getOutputStream.
*
*Revision 1.1.2.6  2004/07/26 03:40:31  ddiego
*minor changes
*
*Revision 1.1.2.5  2004/07/24 01:40:42  ddiego
*committed changes requested by Marcello. Got rid of the remaining
*date time members on the File class - now the dat time function call the
*FilePeer directly each time. Also added 2 functions to DateTime to convert
*directly to UTC or Local time.
*
*Revision 1.1.2.4  2004/07/20 02:03:13  ddiego
*fixed some miscellaneous bugs in directory search code. Many
*thanks to Marcello for helping out on this.
*
*Revision 1.1.2.3  2004/07/19 04:08:53  ddiego
*more files and directories integration. Added Marcello's Directories example as well
*
*Revision 1.1.2.2  2004/07/18 14:45:19  ddiego
*integrated Marcello's new File/Directory API changes into both
*the FoundationKit and the ApplicationKit. Many, many thanks go out
*to Marcello for a great job with this. This adds much better file searching
*capabilities, with many options for how to use it and extend it in the
*future.
*
*Revision 1.1.2.1  2004/06/05 01:18:41  marcelloptr
*moved some files to the directory where they logically belong
*
*Revision 1.1.2.2  2004/04/29 03:43:15  marcelloptr
*reformatting of source files: macros and csvlog and copyright sections
*
*Revision 1.1.2.1  2004/04/28 00:28:20  ddiego
*migration towards new directory structure
*
*Revision 1.16.2.1  2004/04/21 02:17:25  ddiego
*checking in change to FoundationKit, GraphicsKit and Application
*Kit to support unicode in Win32
*
*Revision 1.16  2004/04/03 15:48:47  ddiego
*Merged over code from the 0-6-3 branch.
*
*Revision 1.15.2.1  2004/03/19 21:25:57  ddiego
*just some minor noodlin
*
*Revision 1.15  2003/12/18 05:16:01  ddiego
*merge from devmain-0-6-2 branch into the stable branch
*
*Revision 1.14.4.1  2003/08/20 22:55:18  ddiego
*got rid of some older methods for StringUtils, should be using the FilePath
*class instead
*
*Revision 1.14  2003/05/17 20:37:36  ddiego
*this is the checkin for the 0.6.1 release - represents the merge over from
*the devmain-0-6-0 branch plus a few minor bug fixes
*
*Revision 1.13.2.1  2003/03/12 03:12:34  ddiego
*switched all member variable that used the "m_"<name> prefix to
* <name>"_" suffix nameing standard.
*Also changed all vcf builder files to accomadate this.
*Changes were made to the Stream classes to NOT multiple inheritance and to
*be a little more correct. Changes include breaking the FileStream into two
*distinct classes, one for input and one for output.
*
*Revision 1.13  2003/02/26 04:30:50  ddiego
*merge of code in the devmain-0-5-9 branch into the current tree.
*most additions are in the area of the current linux port, but the major
*addition to this release is the addition of a Condition class (currently
*still under development) and the change over to using the Delegate class
*exclusively from the older event handler macros.
*
*Revision 1.12.8.1  2003/01/08 00:19:53  marcelloptr
*mispellings and newlines at the end of all source files
*
*Revision 1.12  2002/09/12 03:26:05  ddiego
*merged over the changes from the devmain-0-5-5b branch
*
*Revision 1.11.6.2  2002/07/29 04:46:40  ddiego
*add some files to docs and added navigating to a file when
*clicking on a class node in the workspace tree
*
*Revision 1.11.6.1  2002/07/15 21:03:11  ddiego
*mods to VCFBuilder, fixed some bugs in FilePath
*
*Revision 1.11  2002/05/09 03:10:44  ddiego
*merged over code from development branch devmain-0-5-1a into the main CVS trunk
*
*Revision 1.10.4.1  2002/03/20 21:56:56  zzack
*Changed Include Style of FoundationKit
*
*Revision 1.10  2002/01/29 04:41:43  ddiego
*fixed leak in Win32Button, plus cleaned up some other GetDC stuff and
*fixed the Tab problem in Win98.
*
*Revision 1.9  2002/01/24 01:46:49  ddiego
*added a cvs "log" comment to the top of all files in vcf/src and vcf/include
*to facilitate change tracking
*
*/