public int Add(StockData stock)
{
int target = _collection.BinarySearch(stock);
if (target >= 0)
return -1;
else
{
target = ~target;
_collection.Insert(target, stock);
return target;
}
}
/// <summary>
/// Get simple quote of a single stock
/// </summary>
/// <param name="stock">Stock for quote</param>
public void GetQuote(StockData stock)
{
try
{
if (stock.code.Substring(stock.code.Length - 3) == ".HK") //Is HK stock
{
GetQuoteFromM18(stock);
//GetQuoteFromAA(stock);
}
else if (stock.code[0] == '^' && _indexCollection.Find(stock.code.Substring(1)) >= 0) //is index
{
_indexCollection[stock.code.Substring(1)].CopyTo(stock);
}
else
{
//Get data from Yahoo!
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://download.finance.yahoo.com/d/quotes.csv?s=" + stock.code + "&f=snl1cgh");
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream webStream = response.GetResponseStream();
StreamReader sr = new StreamReader(webStream);
string hstring = sr.ReadToEnd();
sr.Close();
webStream.Close();
response.Close();
Regex regexObj = new Regex(@"(""([^""]*|""{2})*""(,|$))|""[^""]*""(,|$)|[^,]+(,|$)|(,)");
MatchCollection matchResults = regexObj.Matches(hstring);
stock.name = matchResults[1].Value.Trim(new char[] { '"', ',' });
stock.close = float.Parse(matchResults[2].Value.Trim(new char[] { '"', ',' }));
string[] strChange = matchResults[3].Value.Trim(new char[] { '"', ',' }).Split(new String[] { " - " }, StringSplitOptions.None);
if (strChange[0] != "N/A")
{
stock.change = float.Parse(strChange[0].Trim('\"'));
stock.ROC = float.Parse(strChange[1].Trim(new char[] { '\"', '%' }));
}
float.TryParse(matchResults[4].Value.Trim(new char[] { '"', ',' }), out stock.low);
float.TryParse(matchResults[5].Value.Trim(new char[] { '"', ',' }), out stock.high);
}
}
catch (Exception e)
{
throw e;
}
}
public void CopyTo(StockData stock)
{
stock.code = this.code;
stock.name = this.name;
stock.open = this.open;
stock.close = this.close;
stock.high = this.high;
stock.low = this.low;
stock.volume = this.volume;
stock.change = this.change;
stock.ROC = this.ROC;
}
/// <summary>
/// Get simple quote of list of stocks
/// </summary>
/// <param name="stocks">List of stocks</param>
public void GetQuote(StockData[] stocks)
{
if (stocks.Length == 0)
return;
SortedDictionary<string, StockData> stockDict = new SortedDictionary<string, StockData>();
SortedDictionary<string, int> quoteState = new SortedDictionary<string, int>();
Mutex quoteStateMutex = new Mutex();
foreach (StockData stock in stocks)
{
stockDict.Add(stock.code, stock);
quoteState.Add(stock.code, 0);
}
ManualResetEvent[] doneEvents = new ManualResetEvent[stocks.Length];
for (int i = 0; i < stocks.Length; i++)
{
doneEvents[i] = new ManualResetEvent(true);
if (stocks[i].code.Substring(stocks[i].code.Length - 3) == ".HK") //Is HK stock
{
ManualResetEvent curEvent = doneEvents[i];
StockData curStock = stocks[i];
doneEvents[i].Reset();
new Thread(delegate()
{
try
{
GetQuoteFromM18(curStock);
quoteStateMutex.WaitOne();
quoteState[curStock.code] = quoteState[curStock.code] | 0x01;
quoteStateMutex.ReleaseMutex();
}
catch
{
quoteStateMutex.WaitOne();
quoteState[curStock.code] = quoteState[curStock.code] | 0x10;
quoteStateMutex.ReleaseMutex();
}
curEvent.Set();
}).Start();
}
else if (stocks[i].code[0] == '^' && _indexCollection.Find(stocks[i].code.Substring(1)) >= 0) //is index
{
stocks[i] = _indexCollection[stocks[i].code.Substring(1)].Clone();
stocks[i].code = '^' + stocks[i].code;
quoteStateMutex.WaitOne();
quoteState[stocks[i].code] = quoteState[stocks[i].code] | 0x01;
quoteStateMutex.ReleaseMutex();
}
}
WaitHandle.WaitAll(doneEvents);
//Get data from Yahoo!
System.Text.StringBuilder codes = new System.Text.StringBuilder();
foreach (KeyValuePair<string, int> kwpState in quoteState)
{
if ((kwpState.Value & 0x01) == 0)
{
if (codes.Length > 0) codes.Append('+' + StockData.CodeFromString(kwpState.Key, StockData.CodeFormat.YAHOO));
else codes.Append(StockData.CodeFromString(kwpState.Key, StockData.CodeFormat.YAHOO));
}
}
if (codes.Length > 0)
{
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://download.finance.yahoo.com/d/quotes.csv?s=" + codes.ToString() + "&f=snl1cgh");
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream webStream = response.GetResponseStream();
StreamReader sr = new StreamReader(webStream);
string hstring = sr.ReadToEnd();
sr.Close();
webStream.Close();
response.Close();
string[] allData = hstring.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
Regex regexObj = new Regex(@"(""([^""]*|""{2})*""(,|$))|""[^""]*""(,|$)|[^,]+(,|$)|(,)");
for (int i = 0; i < allData.Length; i++)
{
MatchCollection matchResults = regexObj.Matches(allData[i]);
string curCode = StockData.CodeFromString(matchResults[0].Value.Trim(new char[] { '"', ',' }));
StockData curStock = stockDict[curCode];
curStock.name = matchResults[1].Value.Trim(new char[] { '"', ',' });
curStock.close = float.Parse(matchResults[2].Value.Trim(new char[] { '"', ',' }));
string[] strChange = matchResults[3].Value.Trim(new char[] { '"', ',' }).Split(new String[] { " - " }, StringSplitOptions.None);
if (strChange[0] != "N/A")
{
curStock.change = float.Parse(strChange[0].Trim('\"'));
curStock.ROC = float.Parse(strChange[1].Trim(new char[] { '\"', '%' }));
}
float.TryParse(matchResults[4].Value.Trim(new char[] { '"', ',' }), out curStock.low);
float.TryParse(matchResults[5].Value.Trim(new char[] { '"', ',' }), out curStock.high);
quoteState[curCode] = quoteState[curCode] | 0x01;
}
}
catch
{
}
}
string errStr = "";
foreach (KeyValuePair<string, int> kwpState in quoteState)
{
if ((kwpState.Value & 0x01) == 0)
errStr += kwpState.Key + ": 更新失敗\n";
else if ((kwpState.Value & 0x10) != 0)
errStr += kwpState.Key + ": 即時報價失敗\n";
}
if (!string.IsNullOrEmpty(errStr))
throw new Exception(errStr);
}
private void GetQuoteFromM18(StockData stock)
{
HttpWebRequest request = null;
try
{
request = (HttpWebRequest)WebRequest.Create("http://money18.on.cc/js/daily/quote/" + stock.code.Substring(0, stock.code.Length - 3) + "_d.js?t=1294639633954");
request.Referer = "http://money18.on.cc/info/liveinfo_quote.html";
string htmlData;
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
using (Stream resStream = response.GetResponseStream())
{
StreamReader sr = new StreamReader(resStream, System.Text.Encoding.GetEncoding("big5"));
htmlData = sr.ReadToEnd();
}
int startIndex = htmlData.IndexOf("nameChi:", 15) + 8;
int endIndex = htmlData.IndexOf(',', startIndex) - 1;
stock.name = htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' });
startIndex = htmlData.IndexOf("preCPrice:", 15) + 10;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float prevClose = float.NaN;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out prevClose);
ExtentedStockData eStock = stock as ExtentedStockData;
if (eStock != null)
{
startIndex = htmlData.IndexOf("mthHigh:", 15) + 8;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.mthHigh);
startIndex = htmlData.IndexOf("mthLow:", 15) + 7;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.mthLow);
startIndex = htmlData.IndexOf("wk52High:", 15) + 9;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.wk52High);
startIndex = htmlData.IndexOf("wk52Low:", 15) + 8;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.wk52Low);
startIndex = htmlData.IndexOf("ma10:", 15) + 5;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.ma10);
startIndex = htmlData.IndexOf("ma20:", 15) + 5;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.ma20);
startIndex = htmlData.IndexOf("ma50:", 15) + 5;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.ma50);
startIndex = htmlData.IndexOf("rsi10:", 15) + 6;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.rsi10);
startIndex = htmlData.IndexOf("rsi14:", 15) + 6;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.rsi14);
startIndex = htmlData.IndexOf("rsi20:", 15) + 6;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '"' }), out eStock.rsi20);
}
request = (HttpWebRequest)WebRequest.Create("http://money18.on.cc/js/real/quote/" + stock.code.Substring(0, stock.code.Length - 3) + "_r.js?t=1294639633954");
request.Referer = "http://money18.on.cc/info/liveinfo_quote.html";
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
using (Stream resStream = response.GetResponseStream())
{
StreamReader sr = new StreamReader(resStream);
htmlData = sr.ReadToEnd();
}
startIndex = htmlData.IndexOf("np:", 15) + 3;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '\'' }), out stock.close);
if (!float.IsNaN(prevClose))
{
stock.change = stock.close - prevClose;
stock.ROC = stock.change / prevClose * 100;
}
startIndex = htmlData.IndexOf("dyh:", 15) + 4;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '\'' }), out stock.high);
startIndex = htmlData.IndexOf("dyl:", 15) + 4;
endIndex = htmlData.IndexOf('\n', startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '\'' }), out stock.low);
startIndex = htmlData.IndexOf("vol:", 15) + 4;
endIndex = htmlData.IndexOf(',', startIndex) - 1;
uint.TryParse(htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { ' ', '\'' }), out stock.volume);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// Get real-time price from aastock
/// </summary>
/// <param name="stock"></param>
private void GetQuoteFromAA(StockData stock)
{
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://www.aastocks.com/tc/ltp/rtquote.aspx?symbol=" + stock.code.Substring(0, stock.code.Length - 3));
request.UserAgent = "-";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream resStream = response.GetResponseStream();
StreamReader sr = new StreamReader(resStream);
string htmlData = sr.ReadToEnd();
resStream.Close();
response.Close();
int startIndex, endIndex;
bool isNotDown;
startIndex = htmlData.IndexOf("<title>") + 7;
endIndex = htmlData.IndexOf("</title>");
string name = htmlData.Substring(startIndex, endIndex - startIndex).Trim(new char[] { '\r', '\n', '\t' });
stock.name = name.Split('-')[0].Trim();
int stockDataIndex = htmlData.IndexOf("現價\r");
if (stockDataIndex == -1)
return;
startIndex = htmlData.IndexOf("<span", stockDataIndex);
if (htmlData.Substring(startIndex + 13, 8) == "pos bold" || htmlData.Substring(startIndex + 13, 8) == "unc bold")
isNotDown = true;
else if (htmlData.Substring(startIndex + 13, 8) == "neg bold")
isNotDown = false;
else
return;
startIndex += 23;
endIndex = htmlData.IndexOf("</span>", startIndex) - 1;
stock.close = float.Parse(htmlData.Substring(startIndex, endIndex - startIndex + 1));
startIndex = htmlData.IndexOf("<span", endIndex) + 23;
endIndex = htmlData.IndexOf("</span>", startIndex) - 1;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex + 1), out stock.change);
startIndex = htmlData.IndexOf("<span", endIndex) + 23;
endIndex = htmlData.IndexOf("</span>", startIndex) - 2;
float.TryParse(htmlData.Substring(startIndex, endIndex - startIndex + 1), out stock.ROC);
if (!isNotDown)
{
stock.change = -stock.change;
stock.ROC = -stock.ROC;
}
startIndex = htmlData.IndexOf("今日波幅", endIndex) + 154;
endIndex = htmlData.IndexOf("</div>", startIndex) - 1;
string[] highlow = htmlData.Substring(startIndex, endIndex - startIndex + 1).Split('-');
if (highlow.Length == 2)
{
stock.low = float.Parse(highlow[0]);
stock.high = float.Parse(highlow[1]);
}
else
{
stock.low = float.NaN;
stock.high = float.NaN;
}
}
catch (Exception ex)
{
throw ex;
}
}
public void RefreshHKIndice()
{
XmlDocument xmlIndex = new XmlDocument();
try
{
xmlIndex.Load("http://www.hsi.com.hk/HSI-Net/ql//HSI-Net/HSI-Net?cmd=simpleindex");
XmlNode allIndex = xmlIndex.GetElementsByTagName("allindex")[0];
for (int i = 0; i < allIndex.ChildNodes.Count; i++)
{
string code = ((XmlElement)allIndex.ChildNodes[i]).GetAttribute("code").Trim();
int pos = _indexCollection.Find(code);
StockData curIndex;
if (pos < 0) //New code
{
curIndex = new StockData();
curIndex.code = code;
_indexCollection.Add(curIndex);
}
else
{
curIndex = _indexCollection[pos];
}
curIndex.close = float.Parse(((XmlElement)allIndex.ChildNodes[i]).GetAttribute("current"));
curIndex.change = float.Parse(((XmlElement)allIndex.ChildNodes[i]).GetAttribute("change"));
curIndex.ROC = float.Parse(((XmlElement)allIndex.ChildNodes[i]).GetAttribute("percent"));
curIndex.low = float.Parse(((XmlElement)allIndex.ChildNodes[i]).GetAttribute("low"));
curIndex.high = float.Parse(((XmlElement)allIndex.ChildNodes[i]).GetAttribute("high"));
curIndex.name = ((XmlElement)allIndex.ChildNodes[i]).GetElementsByTagName("cname")[0].InnerText;
}
}
catch (Exception ex)
{
throw ex;
}
}
public int Find(StockData stock)
{
return _collection.BinarySearch(stock);
}
