public static VC_PaserResult_Cmd Paser(string command)
{
if (string.IsNullOrEmpty(command))
{
errors.Add("No command specified");
return(new VC_PaserResult_Cmd(string.Empty, string.Empty, errors.ToArray()));
}
//Paser for parameter
var token = command.Split(new[] { ' ' }, 2);
string args = token.Length == 2 ? token[1] : string.Empty;
if (string.IsNullOrEmpty(args))
{
//Sytex Check for Array ...............
}
var result = new VC_PaserResult_Cmd(token[0], args, errors.ToArray());
errors.Clear();
return(result);
}
public static VC_ParserResult_Func Paser(VC_PaserResult_Cmd result, ParameterInfo[] paramterInfos)
{
string cmd = result.parameters;
List <string> errors = new List <string>();
List <object> convertedParameters = new List <object>();
foreach (ParameterInfo paramInfo in paramterInfos)
{
VType vType = VTypeCollection.Get(paramInfo.ParameterType);
if (vType == null)
{
errors.Add(string.Format("No converter found for type: {0}", paramInfo.ParameterType.FullName));
break;
}
cmd = cmd.Trim();
Match ma = Regex.Match(cmd, string.Format("^{0}", vType.Regex));
if (String.IsNullOrWhiteSpace(ma.Value))
{
if (paramInfo.IsOptional)
{
convertedParameters.Add(paramInfo.DefaultValue);
continue;
}
errors.Add("Invalid parameters");
break;
}
else
{
try
{
convertedParameters.Add(vType.ConvertFrom(ma.Value));
}
catch (Exception ex)
{
errors.Add(string.Format("Failed to convert '{0}' to type {1}.{2}{3}", ma.Value, paramInfo.ParameterType.Name, Environment.NewLine, ex.Message));
break;
}
//
cmd = cmd.Substring(ma.Length);
}
}
if (cmd.TrimEnd().Length > 0 && errors.Count == 0)
{
errors.Add("Provided parameters do not match with the expected parameters.");
}
return(new VC_ParserResult_Func(convertedParameters.ToArray(), errors.ToArray()));
}
public static void Execute(string command)
{
if (initialed == false)
{
return;
}
if (String.IsNullOrWhiteSpace(command))
{
return;
}
VC_PaserResult_Cmd result_Cmd = VC_Parser_Cmd.Paser(command);
if (!result_Cmd.Valid)
{
Log(new VC_Log(LogTypes.Error, command + string.Join(Environment.NewLine, result_Cmd.errors)));
return;
}
VC_FunctionInfo funcInfo;
if (!VC_FunctionInfo.functionInfos.TryGetValue(result_Cmd.functionAlia, out funcInfo))
{
Log(new VC_Log(LogTypes.Error, command + string.Format("{0} is not a valid command.", result_Cmd.functionAlia)));
return;
}
ParameterInfo[] methodParams = funcInfo.Method.GetParameters();
var result_Func = VC_Parser_Func.Paser(result_Cmd, methodParams);
if (!result_Func.Valid)
{
string error = string.Join(Environment.NewLine, result_Func.errors);
Log(LogTypes.Error, command, error);
return;
}
int minParamsCount = methodParams.Count(p => p.IsOptional);
var parserRes = result_Func.parameters;
if (parserRes.Length < minParamsCount)
{
Log(LogTypes.Error, command, "Minimum parameters required: {0}{1}Got: {2}", minParamsCount, Environment.NewLine, parserRes.Length);
return;
}
//Invoke Static Function
funcInfo.Method.Invoke(null, result_Func.parameters);
Log(LogTypes.Log, command);
}