public virtual string GetPath(SimpleHttpRequest req)
{
var spl0 = req.Header.Split(new char[] { ' ', '?' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
var url = spl0[1];
var spl3 = req.Header.Split(new char[] { '/', ' ', '?' }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
SimpleHttpContext ctx = new SimpleHttpContext();
if (req.Header.Contains("?"))
{
spl0[2] = HttpUtility.UrlDecode(spl0[2]);
ctx.ParseQuery(spl0[2]);
}
var spl = url.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
if (spl.Count() < 1)
{
return(null);
}
var fr = CleanUrls.FirstOrDefault(z => z.Path == url);
if (fr != null)
{
return(fr.Target);
}
return(null);
}
public bool Process(SimpleHttpContext ctx, string url)
{
var req = ctx.Request;
var mth = this.GetType().GetMethods();
foreach (var item in mth)
{
var attr1 = item.GetCustomAttributes(typeof(RouterMethodAttribute), true);
if (attr1 == null || attr1.Count() == 0)
{
continue;
}
var ma = attr1[0] as RouterMethodAttribute;
if (ma.Path == url)
{
item.Invoke(this, new[] { ctx });
if (ctx.Redirect)
{
var stream = req.Stream;
StringBuilder sb = new StringBuilder();
sb.Append("HTTP/1.1 303 See other\r\n");
foreach (var hitem in ctx.Response.Headers)
{
sb.Append($"{hitem.Key}: {hitem.Value}\r\n");
}
sb.Append("Location: " + ctx.RedirectPath + "\r\n\r\n");
//sb.Append("Refresh: 0; url=" + ctx.RedirectPath + "\r\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Close();
}
return(true);
}
}
return(false);
}
public static string Build(string html, SimpleHttpContext ctx)
{
List <HttpParseProcessor> procs = new List <HttpParseProcessor>();
StringBuilder output = new StringBuilder();
procs.Add(new TemplateParser(output, ctx));
string accum = "";
for (int i = 0; i < html.Length; i++)
{
accum += html[i];
while (accum.Length > 10)
{
accum = accum.Remove(0, 1);
}
if (procs.Any(z => z.Inside))
{
var fr = procs.First(z => z.Inside);
fr.PushSymbol(html[i]);
continue;
}
foreach (var proc in procs)
{
proc.PushSymbol(html[i]);
if (proc.Inside)
{
break;
}
}
output.Append(html[i]);
}
return(output.ToString());
}
public TemplateParser(StringBuilder sb, SimpleHttpContext ct) : base(sb, ct)
{
StartTag = "<%%";
EndTag = "%%>";
accum = new string(' ', Math.Max(StartTag.Length, EndTag.Length));
}
public HttpParseProcessor(StringBuilder sb, SimpleHttpContext codeType)
{
sbb = sb;
Context = codeType;
}
public JstlParseProcessor(StringBuilder sb, SimpleHttpContext ct) : base(sb, ct)
{
StartTag = "<c:forEach";
EndTag = "</c:forEach>";
accum = new string(' ', Math.Max(StartTag.Length, EndTag.Length));
}
private string DynamicUpdate(string html, SimpleHttpContext ctx)
{
html = TemplateParser.Build(html, ctx);
//search all <%
bool inside = false;
StringBuilder output = new StringBuilder();
string insd = "";
ctx.Page.Context = ctx;
ctx.Page.OnPageLoad(ctx);
if (ctx.Response.OverrideResponse)
{
return(ctx.Response.OverrideResponseOutput);
}
if (ctx.Redirect)
{
return(null);
}
/*var plm = ctx.CodeType.GetMethod("OnPageLoad");
* if (plm != null)
* {
* plm.Invoke(null, new object[] { ctx });
* }*/
List <HttpParseProcessor> procs = new List <HttpParseProcessor>();
procs.Add(new HttpSimpleParser(output, ctx));
procs.Add(new JstlParseProcessor(output, ctx));
string accum = "";
for (int i = 0; i < html.Length; i++)
{
accum += html[i];
while (accum.Length > 10)
{
accum = accum.Remove(0, 1);
}
if (accum.Contains("<c:"))
{
}
if (procs.Any(z => z.Inside))
{
var fr = procs.First(z => z.Inside);
fr.PushSymbol(html[i]);
continue;
}
foreach (var proc in procs)
{
proc.PushSymbol(html[i]);
if (proc.Inside)
{
break;
}
}
output.Append(html[i]);
}
return(output.ToString());
}
private SimpleHttpContext ProcessRequest(SimpleHttpRequest currentRequest, TcpClient client)
{
var stream = currentRequest.Stream;
var addr = (client.Client.RemoteEndPoint as IPEndPoint).Address;
var ip = addr.ToString();
if (currentRequest.Method == "POST")
{
var cc = currentRequest.Raw.FirstOrDefault(z => z.StartsWith("Cookie"));
if (cc != null)
{
var spl2 = cc.Split(new char[] { ':', ' ' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
var cookieId = spl2[1];
currentRequest.Cookie = cookieId;
}
/*var g = Guid.NewGuid().ToString().Replace("-", "");
* CookieId = g;
* string Str = "HTTP/1.1 302 Found\nSet-Cookie: " + g + "\n\n";
* byte[] Buffer = Encoding.Default.GetBytes(Str);
* stream.Write(Buffer, 0, Buffer.Length);*/
if (HttpServer.Router != null)
{
try
{
var spl22 = currentRequest.Header.Split(new char[] { ' ', '?' }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
var tpl = HttpServer.Router.GetData(currentRequest);
if (tpl != null)
{
var bb = tpl.Item1;
var mime = tpl.Item2;
string Str = $"HTTP/1.1 200 OK\nContent-type: {mime}\nContent-Length:" +
bb.Length.ToString() + "\n\n";
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(bb, 0, bb.Length);
stream.Flush();
return(null);
}
}
catch (Exception ex)
{
string err = "<p>" + ex.Message + "</p><p>" + ex.StackTrace.ToString() + "</p>";
string Str = "HTTP/1.1 200 OK\nContent-type: text/html\nContent-Length:" +
err.Length.ToString() + "\n\n" + err;
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
return(null);
}
}
var spl = currentRequest.Header.Split(new char[] { '/', ' ', '?' }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
var splh = currentRequest.Header.Split(new string[] { "POST", "GET", "HTTP", " ", "?" }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
string path = spl[1];
path = splh[0];
Console.WriteLine($"[{ip}] request: " + path);
HttpServer.Log($"[{ip}] request: " + path);
var ctx = new SimpleHttpContext();
if (HtmlGenerator.CodeTypes.ContainsKey(path))
{
ctx.CodeType = HtmlGenerator.CodeTypes[path];
}
else
{
ctx.CodeType = HtmlGenerator.DefaultCodeType;
}
if (currentRequest.Header.Contains("?"))
{
var query = spl[2];
query = HttpUtility.UrlDecode(query);
ctx.ParseQuery(query);
}
ctx.Page = Activator.CreateInstance(ctx.CodeType) as HttpPage;
ctx.Request = currentRequest;
ctx.IP = ip;
ctx.Page.OnPageLoad(ctx);
}
else if (currentRequest.Method == "GET")
{
var spl = currentRequest.Header.Split(new char[] { '/', ' ', '?' }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
var splh = currentRequest.Header.Split(new string[] { "GET", "HTTP", " ", "?" }, StringSplitOptions.RemoveEmptyEntries)
.ToArray();
string Html = "<html><body><h1>It works!</h1></body></html>";
string path = spl[1];
path = splh[0];
if (spl[1] == "HTTP")
{
path = "";
}
if (string.IsNullOrEmpty(path))
{
path = "Index.htm";
}
Console.WriteLine($"[{ip}] request: " + path);
HttpServer.Log($"[{ip}] request: " + path);
Logger?.Log("domain dir: " + System.AppDomain.CurrentDomain.BaseDirectory);
Logger?.Log("path: " + path);
Logger?.Log("abs path:" + HtmlGenerator.GetAbsolutePath(path));
Logger?.Log("exist: " + File.Exists(HtmlGenerator.GetAbsolutePath(path)));
//check router (clean url)
bool handled = false;
var cc = currentRequest.Raw.FirstOrDefault(z => z.StartsWith("Cookie"));
if (cc != null)
{
var spl2 = cc.Split(new char[] { ':', ' ' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
var cookieId = spl2[1];
currentRequest.Cookie = cookieId;
}
if (HttpServer.Router != null)
{
try
{
//var spl22 = currentRequest.Header.Split(new char[] { ' ', '?' }, StringSplitOptions.RemoveEmptyEntries)
//.ToArray();
var pth = HttpServer.Router.GetPath(currentRequest);
if (pth != null)
{
path = pth;
}
else
{
var tpl = HttpServer.Router.GetData(currentRequest);
if (tpl != null)
{
var bb = tpl.Item1;
var mime = tpl.Item2;
string Str = $"HTTP/1.1 200 OK\nContent-type: {mime}; charset=utf-8\nContent-Length:" +
bb.Length.ToString() + "\n\n";
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(bb, 0, bb.Length);
stream.Flush();
return(null);
}
}
}
catch (Exception ex)
{
string err = "<p>" + ex.Message + "</p><p>" + ex.StackTrace.ToString() + "</p>";
string Str = "HTTP/1.1 200 OK\nContent-type: text/html; charset=utf-8\nContent-Length:" +
err.Length.ToString() + "\n\n" + err;
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
stream.Flush();
return(null);
}
}
foreach (var item in Mimes)
{
var p1 = (HtmlGenerator.GetAbsolutePath(path));
if (path.EndsWith(item.Extension) && File.Exists(p1))
{
StringBuilder sb = new StringBuilder();
sb.Append("HTTP/1.1 200 OK\n");
ResourceInfo res = null;
if (item.NeverExpirePolicy && UseExpires)
{
string expDate = (DateTime.Now.AddDays(365)).ToUniversalTime().ToString("r");
sb.Append($"Expires: {expDate}\n");
}
bool gzip = false;
if (currentRequest.Raw.Any(z => z.Contains("gzip")))
{
sb.Append($"Content-Encoding: gzip\n");
gzip = true;
}
sb.Append($"Content-type: {item.Mime}; charset=utf-8\n");
var bb = File.ReadAllBytes(HtmlGenerator.GetAbsolutePath(path));
if (gzip)
{
var bres = Zip(bb);
sb.Append($"Content-Length:{bres.Length}\n\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(bres, 0, bres.Length);
}
else
{
sb.Append($"Content-Length:{bb.Length}\n\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(bb, 0, bb.Length);
}
stream.Flush();
return(null);
}
}
if (path.EndsWith("htm") && File.Exists(HtmlGenerator.GetAbsolutePath(path)))
{
Stopwatch sw = Stopwatch.StartNew();
Html = HtmlGenerator.Get(HtmlGenerator.GetAbsolutePath(path));
SimpleHttpContext ctx = new SimpleHttpContext();
if (currentRequest.Header.Contains("?"))
{
var query = spl[2];
query = HttpUtility.UrlDecode(query);
ctx.ParseQuery(query);
}
//var cc = currentRequest.Raw.FirstOrDefault(z => z.StartsWith("Cookie"));
//if (cc != null)
//{
// var spl2 = cc.Split(new char[] { ':', ' ' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
// var cookieId = spl2[1];
// currentRequest.Cookie = cookieId;
//}
if (HtmlGenerator.CodeTypes.ContainsKey(path))
{
ctx.CodeType = HtmlGenerator.CodeTypes[path];
}
else
{
ctx.CodeType = HtmlGenerator.DefaultCodeType;
}
ctx.Page = Activator.CreateInstance(ctx.CodeType) as HttpPage;
try
{
ctx.Request = currentRequest;
ctx.IP = ip;
Html = DynamicUpdate(Html, ctx);
if (ctx.Redirect)
{
StringBuilder sb = new StringBuilder();
sb.Append("HTTP/1.1 303 See other\r\n");
foreach (var hitem in ctx.Response.Headers)
{
sb.Append($"{hitem.Key}: {hitem.Value}\r\n");
}
sb.Append("Location: " + ctx.RedirectPath + "\r\n\r\n");
//sb.Append("Refresh: 0; url=" + ctx.RedirectPath + "\r\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Close();
}
else
{
StringBuilder sb = new StringBuilder();
sb.Append("HTTP/1.1 200 OK\n");
foreach (var hitem in ctx.Response.Headers)
{
sb.Append($"{hitem.Key}: {hitem.Value}\n");
}
//var len = Encoding.UTF8.GetBytes(Html).Length;
sb.Append("Content-type: text/html; charset=utf-8\n");
bool gzip = false;
if (currentRequest.Raw.Any(z => z.Contains("gzip")))
{
sb.Append($"Content-Encoding: gzip\n");
gzip = true;
}
if (gzip)
{
var bres = Zip(Html);
sb.Append($"Content-Length:{bres.Length}\n\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(bres, 0, bres.Length);
}
else
{
byte[] Buffer2 = Encoding.UTF8.GetBytes(Html);
sb.Append($"Content-Length:{Buffer2.Length}\n\n");
byte[] Buffer = Encoding.UTF8.GetBytes(sb.ToString());
stream.Write(Buffer, 0, Buffer.Length);
stream.Write(Buffer2, 0, Buffer2.Length);
}
/*sb.Append("Content-Length:" + len.ToString() + "\n\n");
*
* sb.Append(Html);
*
* var Str = sb.ToString();
*
* byte[] Buffer = Encoding.UTF8.GetBytes(Str);
*
* stream.Write(Buffer, 0, Buffer.Length);*/
stream.Flush();
stream.Close();
}
return(ctx);
}
catch (Exception ex)
{
string err = "<p>" + ex.Message + "</p><p>" + ex.StackTrace.ToString() + "</p>";
string Str = "HTTP/1.1 200 OK\nContent-type: text/html; charset=utf-8\nContent-Length:" +
err.Length.ToString() + "\n\n" + err;
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
stream.Flush();
}
finally
{
Console.WriteLine($"[{ip}] htm processed within: " + sw.ElapsedMilliseconds + "ms");
HttpServer.Log($"[{ip}] htm processed within: " + sw.ElapsedMilliseconds + "ms");
}
}
if (!handled)
{
if (AllowAccessToUnhandledFiles)
{
try
{
if (File.Exists(HtmlGenerator.GetAbsolutePath(path)))
{
var bb = File.ReadAllBytes(HtmlGenerator.GetAbsolutePath(path));
HttpStuff.SendResponse(currentRequest.Stream, bb);
}
}
catch (Exception ex)
{
}
}
else
{
Console.WriteLine($"[{ip}] {path}: 404 Not Found");
StringBuilder sb = new StringBuilder();
string err = "<p>404. Not Found</p>";
string Str = "HTTP/1.1 404 Not Found\nContent-type: text/html; charset=utf-8\nContent-Length:" +
err.Length.ToString() + "\n\n" + err;
byte[] Buffer = Encoding.UTF8.GetBytes(Str);
stream.Write(Buffer, 0, Buffer.Length);
stream.Flush();
}
}
}
return(null);
}
