private void HandleFunctions(string code, Algo algo, ParsingErrors parsingErrors)
{
var withoutProperties = code.RemoveMq4Properies();
var mq4Functions = FunctionsParser.Parse(withoutProperties).ToArray();
algo.Code.Functions = mq4Functions.ToList();
HandleInit(algo, mq4Functions, parsingErrors);
}
public static string HandleParsingErrors(this string code, ParsingErrors parsingErrors)
{
foreach (var errorDetector in ErrorDetectors)
{
foreach (var error in errorDetector.FindErrors(code))
parsingErrors.Add(error);
}
return code;
}
public static string HandleParsingErrors(this string code, ParsingErrors parsingErrors)
{
foreach (var errorDetector in ErrorDetectors)
{
foreach (var error in errorDetector.FindErrors(code))
{
parsingErrors.Add(error);
}
}
return(code);
}
public ParsingResult Parse(string code, AlgoType algotype, File[] includeFiles)
{
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
var parsingErrors = new ParsingErrors();
var algo = new Algo
{
Mq4Code = code,
AlgoType = algotype
};
string[] customIndicators;
code = code
.RemoveComments()
.IncludeFiles(includeFiles)
.HandleParsingErrors(parsingErrors);
if (parsingErrors.Errors.Any(error => error.ErrorType >= ErrorType.NotSupportedCriticalError))
return new ParsingResult(algo, parsingErrors.Errors);
code = code
.ReplaceDateTimeToInt()
.ReplaceDateConstants()
.ReplaceDefines()
.ReplaceCSharpKeyWords()
.RemoveDotsFromNames()
.AddZeroToDecimalNumbers()
.ReplaceUnknownSymbols()
.ReplaceMq4RgbColorsToKnownColors()
.ReplaceColorToInt()
.ReplaceCAlgoKeyWords()
.ReplacePrintToMq4Print()
.RenameFunctions()
.AddRefModifiers()
.AddTypeParameterToICustom(out customIndicators);
HandleProperties(code, algo);
HandleParameters(code, algo);
HandleFunctions(code, algo, parsingErrors);
HandleFields(code, algo);
algo.Code.ExtractStaticVariablesToFields();
algo.Code.ReplaceSimpleTypesToMq4Types();
algo.Code.RenameStandardFunctions();
algo.Code.AddMq4InitFunctionIfDoesNotExist();
algo.CustomIndicators = customIndicators;
return new ParsingResult(algo, parsingErrors.Errors);
}
private void HandleInit(Algo algo, IEnumerable<Function> mq4Functions, ParsingErrors parsingErrors)
{
var initFunction = mq4Functions.FirstOrDefault(function => function.Name == "init");
if (initFunction == null)
return;
var methodCalls = MethodCallsParser.Parse(initFunction.Body).ToArray();
HandleBufferIndexes(methodCalls, algo);
HandleLevels(methodCalls, algo);
HandleIndexStyles(methodCalls, algo, parsingErrors);
}
private static void HandleIndexStyles(MethodCall[] methodCalls, Algo algo, ParsingErrors parsingErrors)
{
var setIndexStyleCalls = methodCalls.Where(call => call.MethodName == "SetIndexStyle");
var indexesStyles = new Dictionary<int, DrawingShapeStyle>();
foreach (var methodCall in setIndexStyleCalls)
{
int index;
if (!int.TryParse(methodCall.Parameters[0], out index))
{
parsingErrors.Add(ErrorType.NotSupportedWarning, "SetIndexStyle", "Can't cast to int: " + methodCall.Parameters[0]);
continue;
}
var drawingShapeStyle = methodCall.Parameters[1].ToDrawingShapeStyle();
indexesStyles[index] = drawingShapeStyle;
if (methodCall.Parameters.Length >= 4)
{
int width;
if (int.TryParse(methodCall.Parameters[3], out width))
algo.Widths[index] = width;
}
}
foreach (var keyValuePair in indexesStyles)
{
algo.Styles[keyValuePair.Key] = keyValuePair.Value;
}
}
