/website/set_topscore.asp

<%@ LANGUAGE = JScript %>



<%

Response.Write(main());



function main() {

	var boardType = Request.QueryString("boardType");

	var timeTaken = Request.QueryString("timeTaken");

	var name = Request.QueryString("name");

	var dateRecorded = Request.QueryString("dateRecorded");



	if (boardType == "" || timeTaken == "" || name == "" || dateRecorded == "") {

	   return;

	}



	//read top scores from XML file

	//NOTE: DOES NOT HANDLE CONCURRENT ACCESSES TO THE FILE YET

	filename = "top_scores.xml";



	var xml = Server.CreateObject("Microsoft.XMLDOM");

	xml.async = false;

	xml.load(Server.MapPath(".") + "\\top_scores.xml");



	var numScoresRecorded = xml.selectSingleNode("topScores/numberScoresRecorded").text;

	var rank = -1;

	var scoresOnBoard = xml.selectNodes("topScores/" + boardType + "/score");

	var scoreBefore = null;



	var notFound = true;

	for (var i = 0; i < scoresOnBoard.length && notFound; i++) {

		var currentScore = scoresOnBoard[i].selectSingleNode("timeTaken").text;

		if (parseInt(timeTaken) < parseInt(currentScore)) {

			rank = i;

			notFound = false;

		}

		scoreBefore = scoresOnBoard[i];

	}



	var lastScore = false;

	if (notFound && rank == -1) {

		if (i < numScoresRecorded - 1) {

			rank = i + 1;

			notFound = false;

			lastScore = true;

		}

		else if (i <= numScoresRecorded) {

			rank = i;

			notFound = false;

			lastScore = true;

		}

	}



	if (rank > numScoresRecorded || rank == -1 || (scoresOnBoard.length != 0 && notFound)) {

	   return;

	}



	var newScore = xml.createElement("score");

	var timeTakenNode = xml.createElement("timeTaken");

	timeTakenNode.text = timeTaken;

	var nameNode = xml.createElement("name");

	nameNode.text = name;

	var dateRecordedNode = xml.createElement("dateRecorded");

	dateRecordedNode.text = dateRecorded;

	newScore.appendChild(timeTakenNode);

	newScore.appendChild(nameNode);

	newScore.appendChild(dateRecordedNode);



	var board = xml.selectSingleNode("topScores/" + boardType);

	if (rank == 0 && scoresOnBoard.length == 0) {

		board.appendChild(newScore);

	} else if (rank == board.childNodes.length || lastScore) {

		board.appendChild(newScore);

	}else {

		board.insertBefore(newScore, scoreBefore);

	}



	xml.save (Server.mappath(".") + "\\top_scores.xml")



	return xml.xml;

}



%>