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<%@ WebService language="C#" class="Editing" %>
// MonoDoc Editing WebService
//
// (C) 2003 by Johannes Roith
// Author: Johannes Roith
// Client API:
//
// Editing edit = new Editing();
// Response response = edit.Submit("Johannes Roith", "johannes@jroith.de",
// "This is a change through monodoc editing.", xml);
// response contains:
// a server status message (response.Message)
// a statuscode (response.Status)
// Statuscodes:
//
// 1 - everything went right
// 2 - the xml is not well-formed.
// 3 - some data is missing (email, name, etc.).
// 4 - the data was already posted
// 5 - Some internal Server error
using System;
using System.Web.Services;
using System.Xml.Serialization;
using System.Xml;
using System.Text;
using System.Security.Cryptography;
[WebService(Namespace="http://www.go-mono.org/monodoc")]
public class Editing {
[WebMethod]
public Response Submit(string author, string email, string personalmessage, string xmldata) {
Response response;
string newsum = GetMd5Sum(xmldata);
XmlElement dataroot;
XmlDocument oldposts;
string today = Convert.ToString(DateTime.Now.DayOfYear);
try {
oldposts = new XmlDocument();
oldposts.Load("oldposts.xml");
dataroot = oldposts.DocumentElement;
// Eventually only block in certain time frame?
// XmlNodeList datanodes = dataroot.SelectNodes("/oldposts/post[@date='" + today + "']");
XmlNodeList datanodes = dataroot.SelectNodes("/oldposts/post");
foreach(XmlNode datanode in datanodes) {
if (datanode.Attributes["md5"].Value == newsum) {
response = new Response();
response.Status = 4;
response.Message = "This was already posted.";
return response;
}
}
if (xmldata == "")
{
response = new Response();
response.Status = 2;
response.Message = "Xml not well-formed. No data was posted.";
return response;
}
XmlDocument doc = new XmlDocument();
doc.LoadXml(xmldata);
XmlElement root = doc.DocumentElement;
XmlNodeList nodes = root.SelectNodes("/GlobalChangeset/DocSetChangeset");
// IMO it's best to generate different Mails for
// different DocSets, so the correct people can get their hands on it.
// e.g one mail for Gtk#, one for ecma docs.
foreach (XmlNode node in nodes) {
string datastring = "";
XmlNodeList filenodes = node.SelectNodes("FileChangeset");
foreach (XmlNode filenode in filenodes) {
datastring += RenderFileSet(filenode);
}
string target = node.Attributes["DocSet"].Value;
string header = "---------------------\n"
+ "MonoDoc Change\n"
+ "---------------------\n\n"
+ "This mail was generated by monodoc.\n\n"
+ "--------------------------------------------------\n"
+ "Author: " + author + "\n"
+ "EMail: " + email + "\n"
+ "personal Message: " + personalmessage + "\n\n"
+ "--------------------------------------------------\n\n"
+ "Changes are listed below:\n\n"
+ "*************************************\n\n";
string footer = "\n\n---------------------------------------\n"
+ "Monodoc Editing WebService";
SendMail("Monodoc: " + target, header + datastring + footer);
}
}
catch {
response = new Response();
response.Status = 5;
response.Message = "An unknown error occured.";
return response;
}
XmlNode rootnode = dataroot.SelectSingleNode("/oldposts");
XmlElement newentry = oldposts.CreateElement("post");
newentry.SetAttribute("md5", newsum);
newentry.SetAttribute("date", today);
rootnode.AppendChild(newentry);
oldposts.Save("oldposts.xml");
response = new Response();
response.Status = 1;
response.Message = "Your changes were sent to Mono Docs List.\n"
+ "They will be reviewed as soon as possible.";
return response;
}
string RenderFileSet(XmlNode filenode) {
// Rendering should be improved eventually,
// so no xml remains.
return "FILE: " + filenode.Attributes["RealFile"] + "\n\n"
+ filenode.InnerXml
+ "\n\n*************************************\n\n";
}
public class Response {
public int Status;
public string Message;
}
public void SendMail(string subject, string body) {
System.Web.Mail.MailMessage mailMessage = new System.Web.Mail.MailMessage();
// NOTE: I have made this "groith@tcrz.net",
// so it won't be blocked.
// Should be changed later.
mailMessage.From = "groith@tcrz.net";
mailMessage.To = "mono-docs-list@ximian.com";
mailMessage.Subject = subject;
mailMessage.Body = body;
mailMessage.BodyFormat = System.Web.Mail.MailFormat.Text;
System.Web.Mail.SmtpMail.SmtpServer = "post.tcrz.net";
System.Web.Mail.SmtpMail.Send(mailMessage);
}
// from http://weblog.stevex.org/radio/stories/2002/12/08/
// cCodeSnippetCreatingAnMd5HashString.html
public string GetMd5Sum(string str)
{
Encoder enc = System.Text.Encoding.Unicode.GetEncoder();
byte[] unicodeText = new byte[str.Length * 2];
enc.GetBytes(str.ToCharArray(), 0, str.Length, unicodeText, 0, true);
MD5 md5 = new MD5CryptoServiceProvider();
byte[] result = md5.ComputeHash(unicodeText);
StringBuilder sb = new StringBuilder();
for (int i=0;i<result.Length;i++)
{
sb.Append(result[i].ToString("X2"));
}
return sb.ToString();
}
}
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