static ParserFunction GetObjectFunction(string name, ParsingScript script)
{
if (script.CurrentClass != null && script.CurrentClass.Name == name)
{
script.Backward(name.Length + 1);
return(new FunctionCreator());
}
if (script.ClassInstance != null &&
(script.ClassInstance.PropertyExists(name) || script.ClassInstance.FunctionExists(name)))
{
name = script.ClassInstance.InstanceName + "." + name;
}
//int ind = name.LastIndexOf('.');
int ind = name.IndexOf('.');
if (ind <= 0)
{
return(null);
}
string baseName = name.Substring(0, ind);
if (s_namespaces.ContainsKey(baseName))
{
int ind2 = name.IndexOf('.', ind + 1);
if (ind2 > 0)
{
ind = ind2;
baseName = name.Substring(0, ind);
}
}
string prop = name.Substring(ind + 1);
ParserFunction pf = ParserFunction.GetFromNamespace(prop, baseName, script);
if (pf != null)
{
return(pf);
}
pf = ParserFunction.GetVariable(baseName, script, true);
if (pf == null || !(pf is GetVarFunction))
{
pf = ParserFunction.GetFunction(baseName, script);
if (pf == null)
{
pf = Utils.ExtractArrayElement(baseName);
}
}
GetVarFunction varFunc = pf as GetVarFunction;
if (varFunc == null)
{
return(null);
}
varFunc.PropertyName = prop;
return(varFunc);
}
static string TranslateScript(string script, string fromLang, string toLang, ParsingScript parentScript)
{
StringBuilder result = new StringBuilder();
StringBuilder item = new StringBuilder();
Dictionary <string, string> keywordsDict = KeywordsDictionary(fromLang, toLang);
Dictionary <string, string> transDict = TranslationDictionary(fromLang, toLang);
bool inQuotes = false;
for (int i = 0; i < script.Length; i++)
{
char ch = script[i];
inQuotes = ch == Constants.QUOTE ? !inQuotes : inQuotes;
if (inQuotes)
{
result.Append(ch);
continue;
}
if (!Constants.TOKEN_SEPARATION.Contains(ch))
{
item.Append(ch);
continue;
}
if (item.Length > 0)
{
string token = item.ToString();
string translation = string.Empty;
if (toLang == Constants.ENGLISH)
{
ParserFunction func = ParserFunction.GetFunction(token, parentScript);
if (func != null)
{
translation = func.Name;
}
}
if (string.IsNullOrEmpty(translation) &&
!keywordsDict.TryGetValue(token, out translation) &&
!transDict.TryGetValue(token, out translation))
{
translation = token;//TryTranslit (fromLang, toLang, token);
}
result.Append(translation);
item.Clear();
}
result.Append(ch);
}
return(result.ToString());
}
public static bool ExtractParameterNames(List <Variable> args, string functionName, ParsingScript script)
{
CustomFunction custFunc = ParserFunction.GetFunction(functionName, script) as CustomFunction;
if (custFunc == null)
{
return(false);
}
var realArgs = custFunc.RealArgs;
for (int i = 0; i < args.Count && i < realArgs.Length; i++)
{
string name = args[i].CurrentAssign;
args[i].ParamName = string.IsNullOrWhiteSpace(name) ? realArgs[i] : name;
}
return(true);
}
public static Variable RunCompiled(string functionName, string argsString)
{
string adjArgs = PrepareArgs(argsString, true);
ParsingScript argScript = new ParsingScript(adjArgs);
List <Variable> args = argScript.GetFunctionArgs();
ParserFunction function = ParserFunction.GetFunction(functionName, null);
if (function is CustomCompiledFunction)
{
CustomCompiledFunction customFunction = function as CustomCompiledFunction;
Variable result = customFunction.Run(args);
if (result != null)
{
return(result);
}
}
return(Calculate(functionName, argsString));
}
public static void PrintScriptColor(string script, ParsingScript parentSript)
{
StringBuilder item = new StringBuilder();
bool inQuotes = false;
for (int i = 0; i < script.Length; i++)
{
char ch = script[i];
inQuotes = ch == Constants.QUOTE ? !inQuotes : inQuotes;
if (inQuotes)
{
Interpreter.Instance.AppendOutput(ch.ToString());
continue;
}
if (!Constants.TOKEN_SEPARATION.Contains(ch))
{
item.Append(ch);
continue;
}
if (item.Length > 0)
{
string token = item.ToString();
ParserFunction func = ParserFunction.GetFunction(token, parentSript);
bool isNative = Translation.IsNativeWord(token);
if (func != null || isNative)
{
ConsoleColor col = isNative || func.isNative ? ConsoleColor.Green :
func.isGlobal ? ConsoleColor.Magenta :
ConsoleColor.Gray;
Utils.PrintColor(token, col);
}
else
{
Interpreter.Instance.AppendOutput(token);
}
item.Clear();
}
Interpreter.Instance.AppendOutput(ch.ToString());
}
}
public static void Add(NameValueCollection langDictionary, string origName,
Dictionary <string, string> translations1,
Dictionary <string, string> translations2)
{
AddNativeKeyword(origName);
string translation = langDictionary[origName];
if (string.IsNullOrWhiteSpace(translation))
{
// The translation is not provided for this function.
translations1[origName] = origName;
translations2[origName] = origName;
return;
}
AddNativeKeyword(translation);
translations1[origName] = translation;
translations2[translation] = origName;
if (translation.IndexOfAny((" \t\r\n").ToCharArray()) >= 0)
{
throw new ArgumentException("Translation of [" + translation + "] contains white spaces");
}
ParserFunction origFunction = ParserFunction.GetFunction(origName, null);
Utils.CheckNotNull(origName, origFunction, null);
ParserFunction.RegisterFunction(translation, origFunction);
// Also add the translation to the list of functions after which there
// can be a space (besides a parenthesis).
if (Constants.FUNCT_WITH_SPACE.Contains(origName))
{
Constants.FUNCT_WITH_SPACE.Add(translation);
}
if (Constants.FUNCT_WITH_SPACE_ONCE.Contains(origName))
{
Constants.FUNCT_WITH_SPACE_ONCE.Add(translation);
}
}
protected override Variable Evaluate(ParsingScript script)
{
List <Variable> args = script.GetFunctionArgs();
Utils.CheckArgs(args.Count, 2, m_name, true);
string language = args[0].AsString();
string funcName = args[1].AsString();
ParserFunction function = ParserFunction.GetFunction(funcName, script);
CustomFunction custFunc = function as CustomFunction;
Utils.CheckNotNull(funcName, custFunc, script);
string body = Utils.BeautifyScript(custFunc.Body, custFunc.Header);
string translated = Translation.TranslateScript(body, language, script);
Utils.PrintScript(translated, script);
return(new Variable(translated));
}
public static bool IsNumericFunction(string paramName, ParsingScript script = null)
{
ParserFunction function = ParserFunction.GetFunction(paramName, script);
return(function is INumericFunction);
}