PHPRPC Code

/**
 * @author      Ma Bingyao(andot@ujn.edu.cn)
 * @copyright   CoolCode.CN
 * @package     PHPRPC Agent Generator for .NET
 * @version     2.1
 * @last_update 2006-08-10
 * @link        http://www.coolcode.cn/?p=199
 */

using System;
using System.Text;
using System.IO;
using System.Net;

namespace pag
{
    class Program
    {
        static void ShowVersion()
        {
            Console.WriteLine("PHPRPC Agent Generator for .NET 2.1.2006.0810");
            Console.WriteLine("CopyRight (C) CoolCode.CN 2006");
            Console.WriteLine();
        }

        static void ShowUsage()
        {
            Console.WriteLine("  Usage: pag <service url> <class name> [language]");
            Console.WriteLine();
            Console.WriteLine("Example: pag http://example.hostname.com/server.php MyClient c#");
        }

        static void ShowError(string error)
        {
            Console.WriteLine();
            Console.WriteLine(error);
        }

        static Encoding GetEncoding(HttpWebResponse response)
        {
            string charset = response.GetResponseHeader("Content-Type");
            if (charset.StartsWith("text/plain; charset="))
            {
                charset = charset.Substring(20, charset.Length - 20);
                return Encoding.GetEncoding(charset);
            }
            return Encoding.UTF8;
        }

        static void genCSharp(string ClassName, string[] functions) {
            StreamWriter sw = new StreamWriter(ClassName + ".cs");
            sw.WriteLine("using System;");
            sw.Write("public class ");
            sw.Write(ClassName);
            sw.WriteLine(": PHPRPC.Client");
            sw.WriteLine("{");
            for (int i = 0; i < functions.Length; i++)
            {
                sw.Write("    public object ");
                sw.Write(functions[i]);
                sw.WriteLine("(params object[] args)");
                sw.WriteLine("    {");
                sw.Write("        return this.Invoke(\"");
                sw.Write(functions[i]);
                sw.WriteLine("\", args);");
                sw.WriteLine("    }");
                sw.Write("    public object ");
                sw.Write(functions[i]);
                sw.WriteLine("(ref object[] args)");
                sw.WriteLine("    {");
                sw.Write("        return this.Invoke(\"");
                sw.Write(functions[i]);
                sw.WriteLine("\", ref args);");
                sw.WriteLine("    }");
            }
            sw.WriteLine("}");
            sw.Close();
        }

        static void Main(string[] args)
        {
            ShowVersion();
            if (args.Length < 2)
            {
                ShowUsage();
                return;
            }
            HttpWebRequest request;
            HttpWebResponse response;
            try
            {
                 request = HttpWebRequest.Create(args[0]) as HttpWebRequest;
                 response = request.GetResponse() as HttpWebResponse;
            }
            catch
            {
                ShowUsage();
                ShowError("Wrong URL!");
                return;
            }
            Stream s = response.GetResponseStream();
            Encoding encoding = GetEncoding(response);
            StreamReader sr = new StreamReader(s, encoding);
            string body = sr.ReadLine();
            if (body.StartsWith("phprpc_functions"))
            {
                Console.Write(body.Substring(18, body.Length - 20));
                string[] functions = (string[])PHPSerializer.UnSerialize(Convert.FromBase64String(body.Substring(18, body.Length - 20)), typeof(string[]), encoding);
                if (args.Length == 2)
                {
                    genCSharp(args[1], functions);
                }
                else
                {
                    switch (args[2].ToLower())
                    {
                        case "cs":
                        case "c#":
                        case "csharp":
                            genCSharp(args[1], functions);
                            break;
                        /*
                        case "vb":
                        case "vb.net":
                        case "visualbasic":
                            genVisualBasic(args[1], functions);
                            break;
                        case "j#":
                        case "jsl":
                        case "jsharp":
                            genJSharp(args[1], functions);
                            break;
                        */
                        default:
                            ShowError("The language " + args[2] + " isn't supported!");
                            break;
                    }
                }
            }
            else
            {
                ShowUsage();
                ShowError("The URL is not a PHPRPC Server!");
            }
            response.Close();
        }
    }
}