C++ VString::ExchangeAll方法代码示例

static
void BuildFolderPath (const XBOX::VFilePath& inBaseFolder, const XBOX::VString& inPath, XBOX::VFilePath& outPath)
{
	if (inPath.IsEmpty())
	{
		outPath.FromFilePath (inBaseFolder);
	}
	else
	{
		XBOX::VString	pathString (inPath);
		
		if ((pathString[0] == CHAR_SOLIDUS) // POSIX Path ?
#if VERSIONWIN
			|| ((pathString.GetLength() > 2) && (pathString[1] == CHAR_COLON) && (pathString[2] == CHAR_SOLIDUS)) // POSIX path like c:/blahblah/
#endif
		)
		{
			if (!pathString.IsEmpty() && (pathString[pathString.GetLength()-1] != CHAR_SOLIDUS))
				pathString.AppendUniChar (CHAR_SOLIDUS);
			
			outPath.FromFullPath (pathString, XBOX::FPS_POSIX);
		}
		else if ((pathString[0] != CHAR_FULL_STOP) && (pathString.FindUniChar (XBOX::FOLDER_SEPARATOR) > 0))
		{
			if (!pathString.IsEmpty() && (pathString[pathString.GetLength()-1] != XBOX::FOLDER_SEPARATOR))
				pathString.AppendUniChar (XBOX::FOLDER_SEPARATOR);
			
			outPath.FromFullPath (pathString, XBOX::FPS_SYSTEM);
		}
		else
		{
			XBOX::VFilePath baseFolder (inBaseFolder);
			
			if ((pathString[0] == CHAR_FULL_STOP) && (pathString[1] == CHAR_SOLIDUS))
				pathString.Remove (1, 2);
			
			while ((pathString[0] == CHAR_FULL_STOP) && (pathString[1] == CHAR_FULL_STOP) && (pathString[2] == CHAR_SOLIDUS))
			{
				pathString.Remove (1, 3);
				baseFolder = baseFolder.ToParent();
			}
			
			pathString.ExchangeAll (CHAR_SOLIDUS, XBOX::FOLDER_SEPARATOR);
			
			if (!pathString.IsEmpty() && (pathString[pathString.GetLength()-1] != XBOX::FOLDER_SEPARATOR))
				pathString.AppendUniChar (XBOX::FOLDER_SEPARATOR);
			
			outPath.FromRelativePath (baseFolder, pathString);
		}
	}
}

XBOX::VError VVirtualFolder::GetFilePathFromURL (const XBOX::VString& inURL, XBOX::VString& outLocationPath)
{
	if (!fLocalFolder)
	{
		XBOX::VString URL (inURL);
		sLONG pos = HTTPServerTools::FindASCIIVString (URL, fName);

		if (pos > 0)
			URL.Remove (1, pos + fName.GetLength() - 1);

		if ((URL.GetLength() == 1) && (URL.GetUniChar (1) == CHAR_SOLIDUS) && (!fIndexFileName.IsEmpty()))
			URL.AppendString (fIndexFileName);
		
		outLocationPath.FromString (fLocationPath);
		if (outLocationPath.GetUniChar (outLocationPath.GetLength()) == CHAR_SOLIDUS)
			outLocationPath.Truncate (outLocationPath.GetLength() - 1);
		outLocationPath.AppendString (URL);

		return VE_HTTP_PROTOCOL_FOUND;
	}

	XBOX::VError	error = XBOX::VE_FILE_NOT_FOUND;
	XBOX::VFilePath	path (fFolder->GetPath());
	XBOX::VString	pathString (inURL);
	XBOX::VString	folder;
	XBOX::VString	docName;

	if ((pathString.GetLength() == 1) && (pathString.GetUniChar (1) == CHAR_SOLIDUS))
	{
		docName.FromString (fIndexFileName);
	}
	else
	{
		bool	notDone = true;
		sLONG	folderLen = 0;
		sLONG	pos = 0;
		sLONG	curPos = 0;

		// YT 16-Nov-2011 - ACI0073914
		if (pathString.FindUniChar (CHAR_COLON) > 0) // ':'
			pathString.ExchangeAll (CHAR_COLON, CHAR_SOLIDUS);

		if (pathString.FindUniChar (CHAR_REVERSE_SOLIDUS) > 0) // '\'
			pathString.ExchangeAll (CHAR_REVERSE_SOLIDUS, CHAR_SOLIDUS);

		while (notDone)
		{
			if ((pos = pathString.FindUniChar (CHAR_SOLIDUS, curPos + 1)) > 0)	// '/'
			{
				HTTPServerTools::GetSubString (pathString, curPos, pos - 2, folder);
				folderLen = folder.GetLength();
				if (folderLen > 0)
				{
					/* If URL first folder equals Virtual Folder Name or Project Pattern... Do nothing... */
					if ((curPos == 1) && !fName.IsEmpty() && HTTPServerTools::EqualASCIIVString (fName, folder))
						;
					/* YT 24-Feb-2011 - ACI0069901 - Project Pattern is already removed from URL in VHTTPResponse::_UpdateRequestURL()
					else if ((curPos == 1) && !fProjectPattern.IsEmpty() && HTTPServerTools::EqualASCIIVString (fProjectPattern, folder))
					{
						pathString.SubString (curPos + fProjectPattern.GetLength() + 1, pathString.GetLength() - fProjectPattern.GetLength() + 1); // YT 24-Nov-2010 - ACI0068942 - Remove Project Pattern from URL...
						folderLen = 0;
						curPos = -1;
					}
					*/
					else if ((folderLen == 2) && (folder[0] == CHAR_FULL_STOP) && (folder[1] == CHAR_FULL_STOP)) // ".."
						path = path.ToParent();
					else if  ((folderLen == 1) && (folder[0] == CHAR_FULL_STOP)) // "."
						;	// unchanged
					else
						path = path.ToSubFolder (folder);

					curPos += (folderLen + 1);
				}
				else
					curPos += 1;
			}
			else
				notDone = false;

			if (curPos >= pathString.GetLength())
				break;
		}
		
		if (curPos < pathString.GetLength())
			HTTPServerTools::GetSubString (pathString, curPos, pathString.GetLength() - 1, docName);
	}

	/* if URL does not include a filename, try using the index file name set in prefs */
	if (docName.IsEmpty())
		docName.FromString (fIndexFileName);

	path = path.ToSubFile (docName);

	/*
		at this stage path should contain a full path pointing to the wanted file
		check that this is inside the web folder (if it's a web connection)
	*/
	// SECURITY CHECK - change it with great care
	if (path.GetPath().BeginsWith (fFolder->GetPath().GetPath()))
	{
//.........这里部分代码省略.........