/// <summary>
/// Creates a new DOM from an HTML file.
/// </summary>
///
/// <param name="htmlFile">
/// The full path to the file
/// </param>
///
/// <returns>
/// The new from file.
/// </returns>
public static CQ CreateFromFile(string htmlFile)
{
using (Stream strm = Support2.GetFileStream(htmlFile))
{
return(CQ.Create(strm));
}
}
public void Issue28()
{
var strFilePath = Support2.GetFilePath(SolutionDirectory + "\\CsQuery.Tests\\Resources\\pupillogin.htm");
var objStreamReader = new StreamReader(strFilePath, Encoding.UTF8);
string str = objStreamReader.ReadToEnd();
var dom = CQ.Create(str);
}
public void ToCamelCase()
{
Assert.AreEqual("one", Support2.ToCamelCase("one"));
Assert.AreEqual("One", Support2.ToCamelCase("one", true));
Assert.AreEqual("oneTwo", Support2.ToCamelCase("one-two"));
Assert.AreEqual("oneTwo-", Support2.ToCamelCase("one-two-"));
Assert.AreEqual("oneTwo--", Support2.ToCamelCase("one-two--"));
Assert.AreEqual("-OneTwo--", Support2.ToCamelCase("-one-two--", true));
}
public void CopyEntireDom()
{
string html = Support2.GetFile(TestDomPath("HTML Standard"));
var dom = CQ.Create(html);
string output = dom.Render();
var dom2 = CQ.Create(output);
string output2 = dom2.Render();
Assert.AreEqual(output, output2, "There's no entropy in reparsing a rendered domain.");
Debug.Write("HTML5 spec parsing: original was " + html.Length + " bytes. CSQ output was " + output.Length);
}
public static void AssemblySetup()
{
string solutionFolderTry;
bool isMSTest = Support2.TryGetFilePath("./TestResults/", out solutionFolderTry);
if (!isMSTest)
{
solutionFolderTry = Support2.GetFilePath("./CsQuery.Tests/");
}
CsQueryTest.SolutionDirectory = Support.CleanFilePath(solutionFolderTry + "/../");
}
/// <summary>
/// Create a new CQ object from an HTML string.
/// </summary>
///
/// <param name="html">
/// The HTML source.
/// </param>
/// <param name="parsingMode">
/// The HTML parsing mode.
/// </param>
/// <param name="parsingOptions">
/// (optional) options for controlling the parsing.
/// </param>
/// <param name="docType">
/// (optional) type of the document.
/// </param>
public CQ(string html,
HtmlParsingMode parsingMode = HtmlParsingMode.Auto,
HtmlParsingOptions parsingOptions = HtmlParsingOptions.Default,
DocType docType = DocType.Default)
{
var encoding = new UTF8Encoding(false);
using (var stream = Support2.GetEncodedStream(html ?? "", encoding))
{
CreateNew(this, stream, encoding, parsingMode, parsingOptions, docType);
}
}
public void InsertingContent()
{
var dom = TestDom("TestHtml");
var totalCount = dom["*"].Length;
string newHtml = Support2.GetFile(TestDomPath("TestHtml"));
//change it slightly to force the string refs to be offset
newHtml = newHtml.Insert(newHtml.IndexOf("<body>") + 6, "<div id=\"new-div\">Johnny Come Lately</div>");
var dom2 = CQ.Create(newHtml);
Assert.AreEqual(totalCount + 1, dom2["*"].Length, "The new copy was the same as the original");
var addingCount = dom2["body *"].Length;
dom2["body"].Children().InsertBefore(dom["#hlinks-user"].Children().First());
Assert.AreEqual(totalCount + addingCount, dom["*"].Length, "The combined DOM is the right length");
dom["#hlinks-user .reputation-score"].Clone().AppendTo("body");
Assert.AreEqual("3,215", dom[".reputation-score"].First().Text(), "Text didn't get mangled on multiple moves (bug 11/11/11)");
Assert.AreEqual("3,215", dom[".reputation-score"].Last().Text(), "Text didn't get mangled on multiple moves (bug 11/11/11)");
}
/// <summary>
/// Registers all classes implementing IPseudoSelector in the namespace CsQuery.Extensions in the
/// passed assembly. If no assembly is provided, then inspects the calling assembly instead.
/// </summary>
///
/// <remarks>
/// This method is called when the LookForExtensions startup option is set. (This is the default
/// setting).
/// </remarks>
///
/// <param name="assembly">
/// The assembly to search.
/// </param>
///
/// <returns>
/// The number of extensions added
/// </returns>
public int Register(Assembly assembly = null)
{
var CallingAssembly = Support2.GetFirstExternalAssembly();
return(PopulateFromAssembly(CallingAssembly, "CsQuery.Engine.PseudoClassSelectors", "CsQuery.Extensions"));
}
protected string TestHtml(string name)
{
return(Support2.GetFile(TestDomPath(name)));
}
// Override OnBarUpdate method
protected override void OnBarUpdate()
{
// Protect against too few bars
if (Bars == null)
{
return;
}
if (!Data.BarsType.GetInstance(Bars.Period.Id).IsIntraday)
{
return;
}
if (Bars.Period.Id == PeriodType.Minute && Bars.Period.Value > timeFrame / 2)
{
return;
}
if (!full && !apt)
{
apt = true;
periodBars = Data.Bars.GetBars(Bars.Instrument, new Period(PeriodType.Minute, timeFrame, MarketDataType.Last), Bars.From, Bars.To, (Session)Bars.Session.Clone(), Data.Bars.SplitAdjust, Data.Bars.DividendAdjust);
apt = false;
full = true;
}
// Remove calculation for first time span after open
IBar periodBar;
Bars.Session.GetNextBeginEnd(Time[0], out sessionBegin, out sessionEnd);
if (Time[0] >= sessionBegin && Time[0] <= sessionBegin.AddMinutes(timeFrame))
{
Pivot.Reset();
Resistance1.Reset();
Support1.Reset();
Resistance2.Reset();
Support2.Reset();
Resistance3.Reset();
Support3.Reset();
Resistance4.Reset();
Support4.Reset();
Resistance5.Reset();
Support5.Reset();
}
else
{
// Determine open, high, low, and close
DateTime intradayBarTime = Time[0].AddMinutes(-timeFrame);
periodBar = periodBars.Get(periodBars.GetBar(intradayBarTime));
double Open = periodBar.Open;
double High = periodBar.High;
double Low = periodBar.Low;
double Close = periodBar.Close;
double pivot = periodBar.Close;
// Switch central pivot calculation
switch (centralPivotCalculation)
{
// Standard calculation case
case CentralPivotCalculation.Standard:
{
pivot = (High + Low + Close) / 3;
break;
}
// Open included calculation case
case CentralPivotCalculation.OpenIncluded:
{
pivot = (Open + High + Low + Close) / 4;
break;
}
// Close weighted calculation case
case CentralPivotCalculation.CloseWeighted:
{
pivot = (High + Low + Close + Close) / 4;
break;
}
// High weighted calculation case
case CentralPivotCalculation.HighWeighted:
{
pivot = (High + High + Low + Close) / 4;
break;
}
// Low weighted calculation case
case CentralPivotCalculation.LowWeighted:
{
pivot = (High + Low + Low + Close) / 4;
break;
}
}
// Switch round to tick option
switch (roundToTick)
{
// Rounding case
case RoundToTick.Yes:
{
// Set all additional pivots, rounded
Pivot.Set(Instrument.MasterInstrument.Round2TickSize(pivot));
Resistance1.Set(Instrument.MasterInstrument.Round2TickSize(2 * Pivot[0] - Low));
Support1.Set(Instrument.MasterInstrument.Round2TickSize(2 * Pivot[0] - High));
Resistance2.Set(Instrument.MasterInstrument.Round2TickSize(Pivot[0] + (High - Low)));
Support2.Set(Instrument.MasterInstrument.Round2TickSize(Pivot[0] - (High - Low)));
Resistance3.Set(Instrument.MasterInstrument.Round2TickSize(High + 2 * (Pivot[0] - Low)));
Support3.Set(Instrument.MasterInstrument.Round2TickSize(Low - 2 * (High - Pivot[0])));
Resistance4.Set(Instrument.MasterInstrument.Round2TickSize(Pivot[0] + 2 * (High - Low)));
Support4.Set(Instrument.MasterInstrument.Round2TickSize(Pivot[0] - 2 * (High - Low)));
Resistance5.Set(Instrument.MasterInstrument.Round2TickSize(2 * (Pivot[0] + High) - 3 * Low));
Support5.Set(Instrument.MasterInstrument.Round2TickSize(2 * (Pivot[0] + Low) - 3 * High));
break;
}
// No rounding case
case RoundToTick.No:
{
// Set all additional pivots, not rounded
Pivot.Set(pivot);
Resistance1.Set(2 * Pivot[0] - Low);
Support1.Set(2 * Pivot[0] - High);
Resistance2.Set(Pivot[0] + (High - Low));
Support2.Set(Pivot[0] - (High - Low));
Resistance3.Set(High + 2 * (Pivot[0] - Low));
Support3.Set(Low - 2 * (High - Pivot[0]));
Resistance4.Set(Pivot[0] + 2 * (High - Low));
Support4.Set(Pivot[0] - 2 * (High - Low));
Resistance5.Set(2 * (Pivot[0] + High) - 3 * Low);
Support5.Set(2 * (Pivot[0] + Low) - 3 * High);
break;
}
}
}
}
/// <summary>
/// Convert a string to a stream.
/// </summary>
///
/// <param name="input">
/// The input to act on.
/// </param>
/// <param name="encoding">
/// (optional) the encoding of the stream. Defaults to UTF8
/// </param>
///
/// <returns>
/// input as a Stream.
/// </returns>
public static Stream ToStream(this string input, Encoding encoding = null)
{
encoding = encoding ?? new UTF8Encoding(false);
return(Support2.GetEncodedStream(input ?? "", encoding));
}
