Server/src/httpmessage.cpp

   1 // vim: set noexpandtab tabstop=4 shiftwidth=4:
   2 //----------------------------------------------------------------------------
   3 //                                  PlaQui
   4 //----------------------------------------------------------------------------
   5 // This file is part of PlaQui.
   6 //
   7 // PlaQui is free software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the Free Software
   9 // Foundation; either version 2 of the License, or (at your option) any later
  10 // version.
  11 //
  12 // PlaQui is distributed in the hope that it will be useful, but WITHOUT ANY
  13 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
  15 // details.
  16 //
  17 // You should have received a copy of the GNU General Public License along
  18 // with PlaQui; if not, write to the Free Software Foundation, Inc., 59 Temple
  19 // Place, Suite 330, Boston, MA  02111-1307  USA
  20 //----------------------------------------------------------------------------
  21 // Creado:  dom oct 26 22:02:09 ART 2003
  22 // Autores: Leandro Lucarella <llucare@fi.uba.ar>
  23 //----------------------------------------------------------------------------
  24 //
  25 // $Id$
  26 //
  27
  28 #include "plaqui/server/string.h"
  29 #include "plaqui/server/httpmessage.h"
  30 #include <sstream>
  31 #include <cstdlib>
  32 #ifdef DEBUG
  33 #       include <iostream>
  34 #endif // DEBUG
  35
  36 using namespace std;
  37
  38 namespace PlaQui {
  39
  40 namespace Server {
  41
  42 HTTPMessage::~HTTPMessage(void) {
  43 #ifdef DEBUG
  44         cerr << __FILE__ << ": destructor." << endl;
  45 #endif // DEBUG
  46 }
  47
  48 HTTPMessage::HTTPMessage(const string& _body, const string& _version):
  49                 version(_version) {
  50 #ifdef DEBUG
  51         cerr << __FILE__ << ": version = " << version << " | body ("
  52                 << _body.length() << ") = " << _body << endl;
  53 #endif // DEBUG
  54         headers["Accept-Ranges"] = "bytes";
  55         set_body(_body);
  56 }
  57
  58 void HTTPMessage::set_body(const string& _body) {
  59         body = _body;
  60         headers["Content-Length"] = String().from(body.length());
  61 }
  62
  63 const string& HTTPMessage::get_body(void) const {
  64         return body;
  65 }
  66
  67 istream& operator>>(istream& is, HTTPMessage& m) {
  68 #ifdef DEBUG
  69         cerr << __FILE__ << ": operator>>()" << endl;
  70 #endif // DEBUG
  71         char buf[BUFSIZ];
  72         while (is.getline(buf, BUFSIZ)) {
  73                 String sbuf(buf);
  74                 sbuf.trim();
  75                 if (sbuf.length()) {
  76                         stringstream ss(sbuf);
  77                         ss >> m.headers;
  78                 // Fin de las cabeceras.
  79                 } else {
  80                         // Hay Content-Length, entonces hay body (no respeta RFC AFAIK).
  81                         if (m.headers.find("Content-Length") != m.headers.end()) {
  82                                 streamsize size;
  83                                 to(m.headers["Content-Length"], size);
  84                                 char* const buf2 = new char[size+1];
  85                                 if (is.readsome(buf2, size)) {
  86                                         m.body = buf2;
  87                                 }
  88                                 delete []buf2;
  89                         }
  90                         // Después de una línea vacía, haya obtenido el body o no, sale del
  91                         // while.
  92                         break;
  93                 }
  94         }
  95         return is;
  96 }
  97
  98 ostream& operator<<(ostream& os, const HTTPMessage& m) {
  99 #ifdef DEBUG
 100         cerr << __FILE__ << ": operator<<()" << endl;
 101 #endif // DEBUG
 102         return os << m.headers << "\r\n" // Fin de cabeceras
 103                 << m.body;
 104 }
 105
 106 string HTTPMessage::reason(unsigned code) {
 107         switch (code) {
 108                 // TODO completar los códigos.
 109                 case OK:
 110                         return "OK";
 111                 case BAD_REQUEST:
 112                         return "Bad Request";
 113                 case NOT_FOUND:
 114                         return "Not Found";
 115                 case LENGTH_REQUIRED:
 116                         return "Length Required";
 117                 case INTERNAL_SERVER_ERROR:
 118                         return "Internal Server Error";
 119                 case NOT_IMPLEMENTED:
 120                         return "Not Implemented";
 121                 case HTTP_VERSION_NOT_SUPPORTED:
 122                         return "HTTP Version Not Supported";
 123                 default:
 124                         return "No Reason";
 125         }
 126 }
 127
 128 } // namespace Server
 129
 130 } // namespace PlaQui
 131