private string GenerateNewWebmethods(Webmethod webmethod)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendLine(GenerateInternal(webmethod));
stringBuilder.AppendLine(GenerateBegin(webmethod));
stringBuilder.Append(GenerateEnd(webmethod));
return(stringBuilder.ToString());
}
private string GenerateEnd(Webmethod webmethod)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendLine(string.Format("public void End{0} (IAsyncResult asyncResult)", webmethod.Name));
stringBuilder.AppendLine("{");
stringBuilder.AppendLine("//Set return values");
stringBuilder.Append("}");
return(stringBuilder.ToString());
}
private static string GenerateParameterString(Webmethod webmethod)
{
StringBuilder parametersStringBuilder = new StringBuilder();
foreach (MethodParameter parameter in webmethod.Parameters)
{
string parameterString = string.Concat(parameter.Type, " ", parameter.Name, ", ");
parametersStringBuilder.Append(parameterString);
}
return(parametersStringBuilder.ToString());
}
private string GenerateInternal(Webmethod webmethod)
{
StringBuilder stringBuilder = new StringBuilder();
string parametersString = GenerateParameterString(webmethod);
stringBuilder.AppendLine(string.Format("public void Internal{0} ({1}, AsyncCallback callback)",
webmethod.Name, parametersString.Trim().TrimEnd(',')));
stringBuilder.AppendLine("{");
stringBuilder.Append(webmethod.Body);
stringBuilder.AppendLine("}");
return(stringBuilder.ToString());
}
private string GenerateBegin(Webmethod webmethod)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendLine("[Webmethod]");
string parametersString = GenerateParameterString(webmethod);
stringBuilder.AppendLine(string.Format("public void Begin{0} ({1}, AsyncCallback callback, object asyncState)",
webmethod.Name, parametersString.Trim().TrimEnd(',')));
stringBuilder.AppendLine("{");
stringBuilder.AppendLine("//Queue InternalMyWebservice in a threadpool");
stringBuilder.AppendLine("}");
return(stringBuilder.ToString());
}
private static void ProcessParameters(string readLine, string methodName, Webmethod webMethod)
{
int positionOpenBrackets = string.Concat("public void ", methodName, " ").Length;
string parametersString = readLine.Substring(positionOpenBrackets).Trim();
parametersString = parametersString.TrimStart(new char[] { '(' });
parametersString = parametersString.TrimEnd(new char[] { ')' });
string[] parameters = parametersString.Split(new char[] { ',' });
foreach (string parameter in parameters)
{
string[] splitParameters = parameter.Trim().Split(new char[] { ' ' });
webMethod.AddParameter(splitParameters[0].Trim(), splitParameters[1].Trim());
}
}
public void ChangeCode(string oldFilePath, string newFilePath)
{
StringBuilder newFileContents = new StringBuilder();
StringBuilder webserviceMethodContents = new StringBuilder();
Encoding iso88591Encoding = Encoding.GetEncoding("ISO-8859-1");
string readLine;
using (StreamReader streamReader = new StreamReader(oldFilePath, iso88591Encoding))
{
while ((readLine = streamReader.ReadLine()) != null)
{
if (!string.IsNullOrEmpty(readLine.Trim()))
{
if (string.Equals(readLine, "[Webmethod]"))
{
// Read the next line - method signature
if ((readLine = streamReader.ReadLine()) != null)
{
readLine = readLine.Trim();
if (readLine.StartsWith("public void"))
{
string methodName = readLine.Split(new char[] { ' ' })[2];
Webmethod webMethod = new Webmethod(methodName);
webMethodDictionary.Add(methodName, webMethod);
// Process parameters
ProcessParameters(readLine, methodName, webMethod);
// Process Body
if ((readLine = streamReader.ReadLine()) != null)
{
StringBuilder methodBody = new StringBuilder();
readLine = readLine.Trim();
if (string.Equals(readLine, "{"))
{
int bracketCounter = 1;
while ((readLine = streamReader.ReadLine()) != null)
{
if (string.Equals(readLine.Trim(), "}"))
{
bracketCounter--;
}
else if (string.Equals(readLine.Trim(), "{"))
{
bracketCounter++;
}
if (bracketCounter != 0)
{
methodBody.AppendLine(readLine);
}
else
{
break;
}
}
webMethod.AddBody(methodBody.ToString());
}
}
newFileContents.AppendLine(GenerateNewWebmethods(webMethod));
}
}
}
else
{
newFileContents.AppendLine(readLine);
}
}
else
{
newFileContents.AppendLine();
}
}
}
using (StreamWriter writer = new StreamWriter(newFilePath, false, iso88591Encoding))
{
writer.Write(newFileContents.ToString());
}
}
