web/webclient.hh

/* -*- mode: c++; c-basic-offset: 4; -*- */
#ifndef _LIGOWEBCLIENT_H
#define _LIGOWEBCLIENT_H
/*----------------------------------------------------------------------*/
/*                                                                      */
/* Module Name: webclient                                               */
/*                                                                      */
/* Module Description: Class to access a web server                     */
/*                                                                      */
/* Revision History:                                                    */
/* Rel   Date     Programmer    Comments                                */
/* 0.1   23Feb05  D. Sigg       First release                           */
/*                                                                      */
/* Documentation References:                                            */
/*      Man Pages: webclient.html                                       */
/*      References: none                                                */
/*                                                                      */
/* Author Information:                                                  */
/* Name          Telephone       Fax             e-mail                 */
/* Daniel Sigg   (509) 372-8132  (509) 372-8137  sigg_d@ligo.mit.edu    */
/*                                                                      */
/*                                                                      */
/*                      -------------------                             */
/*                                                                      */
/*                             LIGO                                     */
/*                                                                      */
/*        THE LASER INTERFEROMETER GRAVITATIONAL WAVE OBSERVATORY.      */
/*                                                                      */
/*                     (C) The LIGO Project, 1999.                      */
/*                                                                      */
/*                                                                      */
/* Caltech                              MIT                             */
/* LIGO Project MS 51-33                LIGO Project NW-17 161          */
/* Pasadena CA 91125                    Cambridge MA 01239              */
/*                                                                      */
/* LIGO Hanford Observatory             LIGO Livingston Observatory     */
/* P.O. Box 1970 S9-02                  19100 LIGO Lane Rd.             */
/* Richland WA 99352                    Livingston, LA 70754            */
/*                                                                      */
/*----------------------------------------------------------------------*/

#include <string>
#include <map>

namespace web {

   class http_request {
   public:
      class header_sort {
      public:
         bool operator () (const std::string& s1, const std::string& s2) const;
      };
      typedef std::map <std::string, std::string, header_sort> header_type;
   
      http_request ();
      http_request (const char* url, const char* addr, int port = 80);
      ~http_request ();
      bool open (const char* addr, int port = 80);
      void close();

      bool request (const char* url);
      bool request (const char* url, const char* addr, int port = 80);
   
      const header_type& header() const {
         return fHeader; }
      int size() const {
         return fLen; }
      char* data() {
         return fData; }
   
      static std::string mangle (const std::string& s);
      static std::string demangle (const std::string& s);
   
   protected:
      header_type       fHeader;
      char*             fData;
      int               fLen;
      int               fFill;
      int               fSock;
   
      bool sendRequest (const char* url);
      bool recvHeader();
      bool recvContent();
      bool uncompress();
   
   private:
      http_request (const http_request&);
      http_request& operator= (const http_request&);
   };


}

#endif

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