static void GetHistoricalPriceData(string ticker, string[] beginningDateParameters)
{
var localParameters = new object[7];
var currentDate = DateTime.Now;
localParameters[0] = ticker;
localParameters[1] = beginningDateParameters[0];
localParameters[2] = beginningDateParameters[1];
localParameters[3] = beginningDateParameters[2];
localParameters[4] = currentDate.Year.ToString();
localParameters[5] = currentDate.Month.ToString();
localParameters[6] = currentDate.Day.ToString();
/*
* {0} = Ticker
* {1} = Beginning Year
* {2} = "" Month
* {3} = "" Day
* {4} = Current Year
* {5} = "" Month
* {6} = "" Day
*/
var globalAPI =
"http://globalquote.morningstar.com/globalcomponent/RealtimeHistoricalStockData.ashx?ticker={0}&showVol=true&dtype=his&f=d&curry=USD&range={1}-{2}-{3}|{4}-{5}-{6}&isD=true&isS=true&hasF=true&ProdCode=DIRECT";
var localCall = string.Format(globalAPI, localParameters);
dynamic priceDataList;
try
{
string json;
using (var webDownload = new Utility.WebDownload())
{
json = webDownload.DownloadString(localCall);
}
dynamic array = JsonConvert.DeserializeObject(json);
priceDataList = array.PriceDataList[0];
}
catch (Exception e)
{
Console.WriteLine(e);
return;
}
//Contains historical prices
var dataPoints = new List <double>();
var dateIndices = new List <int>();
var datapoints = priceDataList.Datapoints;
var dateIndexs = priceDataList.DateIndexs;
foreach (var dp in datapoints)
{
var closingPrice = double.Parse(JArray.FromObject(dp)[0].ToString());
dataPoints.Add(closingPrice);
}
foreach (var di in dateIndexs)
{
var date = int.Parse(di.ToString());
//Add 2 to the date
//Morningstar gets the date and, for some reason, is the correct day minus 2
//Adds two to correct the error
dateIndices.Add(date + 2);
}
}
