Ejemplo n.º 1
0
        private Response GenerateResponse(ClientRequest CR)
        {
            if (CR.Host == null)
            {
                Response BR = new Response(Response.Code.N400, new TextResource("Sabertooth requires that clients have Host fields in their headers."));
                BR.connectionStatus = Instruction.Connection.Close;
                return(BR);
            }
            if (!(CR.Type == "GET" || CR.Type == "POST" || CR.Type == "HEAD"))
            {
                Response BR = new Response(Response.Code.N400, new TextResource("Sabertooth only supports GET, POST, and HEAD at the moment."));
                return(BR);
            }
            string realm;
            Tuple <string, string> auth = CR.Authorization;

            if (!Gen.IsAuthorized(CR, auth, out realm))
            {
                Response AUTH = new Response(Response.Code.N401);
                AUTH.AddInstruction(Instruction.Authenticate(realm));
                return(AUTH);
            }
            CacheData CD = Gen.GetCacheData(CR);

            if ((CR.LastModified != new DateTime() && CR.LastModified == CD.LastModified) || (CR.LastModified == new DateTime() && CD.ETag != String.Empty && CR.ETag == CD.ETag))
            {
                Response NM = new Response(Response.Code.N304);
                NM.MaxAge = CD.MaxAge;
                return(NM);
            }
            Response Res;

            try {
                ClientBody   CB = CR.ReadBody();
                ClientReturn GenRes;
                if (CB == null)
                {
                    GenRes = Gen.Get(CR);
                }
                else
                {
                    GenRes = Gen.Post(CR, CB);
                }
                if (GenRes == null)
                {
                    throw new ArgumentNullException("The mandate failed to generate a page, hopefully an error log appears above.");
                }
                if (GenRes.Redirect == null)
                {
                    Res = new Response(Response.Code.N200);
                }
                else
                {
                    Res = new Response(Response.Code.N307);
                    Res.AddInstruction(new Instruction("Location", GenRes.Redirect));
                }
                foreach (SetCookie S in GenRes.SetCookies)
                {
                    Res.AddInstruction(Instruction.SetCookie(S));
                }
                if (CD.LastModified != new DateTime())
                {
                    Res.AddInstruction(Instruction.LastModified(CD.LastModified));
                }
                if (CD.ETag != String.Empty)
                {
                    Res.AddInstruction(Instruction.ETag(CD.ETag));
                }
                Res.SetBody(GenRes.Body);
                Res.MaxAge = GenRes.MaxAge;
            } catch (Exception e) {
                Console.WriteLine(e);
                Response ISE = new Response(Response.Code.N500, new TextResource("If you are reading this text, the Sabertooth mandate responsible for this request has encountered an error: \n" + e));
                ISE.connectionStatus = Instruction.Connection.Close;
                return(ISE);
            }
            return(Res);
        }