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HttpMessage.cpp

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00003 **
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00008 ** LICENSE included in the packaging of this file.
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00019 
00020 #ifdef _MSC_VER
00021 #include "stdafx.h"
00022 #else
00023 #include "config.h"
00024 #endif
00025 #include "CallStack.h"
00026 
00027 #include "HttpMessage.h"
00028 #include "Utility.h"
00029 #include <sstream>
00030 #include <iomanip>
00031 
00032 namespace FIX
00033 {
00034 
00035 HttpMessage::HttpMessage() {}
00036 
00037 HttpMessage::HttpMessage( const std::string& string )
00038 throw( InvalidMessage )
00039 {
00040   setString( string );
00041 }
00042 
00043 std::string HttpMessage::toString() const
00044 { QF_STACK_PUSH(HttpMessage::toString)
00045 
00046   std::string str;
00047   return toString( str );
00048 
00049   QF_STACK_POP
00050 }
00051 
00052 std::string& HttpMessage::toString( std::string& str ) const
00053 { QF_STACK_PUSH(HttpMessage::toString)
00054 
00055   str = m_root + getParameterString();
00056   return str;
00057 
00058   QF_STACK_POP
00059 }
00060 
00061 void HttpMessage::setString( const std::string& string )
00062 throw( InvalidMessage )
00063 { QF_STACK_PUSH(HttpMessage::setString)
00064 
00065   clear();
00066 
00067   std::string::size_type eolPos = string.find( "\r\n" );
00068   if( eolPos == std::string::npos ) throw InvalidMessage();
00069   std::string line = string.substr( 0, eolPos );
00070   std::string::size_type getPos = line.find( "GET " );
00071   if( getPos != 0 ) throw InvalidMessage();
00072   std::string::size_type httpPos = line.rfind( "HTTP", std::string::npos );
00073   if( httpPos == std::string::npos ) throw InvalidMessage();
00074 
00075   m_root = line.substr( getPos + 4, httpPos - 5 );
00076   std::string::size_type paramPos = m_root.find_first_of( '?' );
00077   if( paramPos == std::string::npos ) return;
00078   std::string parameters = m_root.substr( paramPos, m_root.size() - paramPos );
00079   m_root = m_root.substr( 0, paramPos );
00080   paramPos = 0;
00081 
00082   while( paramPos != std::string::npos )
00083   {
00084     std::string::size_type sepPos = parameters.find_first_of( "=", paramPos );
00085     if( sepPos == std::string::npos ) break;
00086     std::string::size_type tempPos = paramPos;
00087     paramPos = parameters.find_first_of( "&", paramPos + 1 );
00088     std::string key = parameters.substr(tempPos + 1, sepPos - tempPos - 1);
00089     std::string value = parameters.substr(sepPos + 1, paramPos - sepPos - 1);
00090     m_parameters[key] = value;
00091   }
00092 
00093   QF_STACK_POP
00094 }
00095 
00096 std::string HttpMessage::createResponse( int error, const std::string& text )
00097 { QF_STACK_PUSH(HttpMessage::createResponse)
00098 
00099   std::string errorString;
00100   switch( error )
00101   {
00102   case 100: errorString = "Continue"; break;
00103   case 101: errorString = "Switching Protocols"; break;
00104   case 200: errorString = "OK"; break;
00105   case 201: errorString = "Created"; break;
00106   case 202: errorString = "Accepted"; break;
00107   case 203: errorString = "Non-Authoritative Information"; break;
00108   case 204: errorString = "No Content"; break;
00109   case 205: errorString = "Reset Content"; break;
00110   case 206: errorString = "Partial Content"; break;
00111   case 300: errorString = "Multiple Choices"; break;
00112   case 301: errorString = "Moved Permanently"; break;
00113   case 302: errorString = "Found"; break;
00114   case 303: errorString = "See Other"; break;
00115   case 304: errorString = "Not Modified"; break;
00116   case 305: errorString = "Use Proxy"; break;
00117   case 307: errorString = "Temporary Redirect"; break;
00118   case 400: errorString = "Bad Request"; break;
00119   case 401: errorString = "Unauthorized"; break;
00120   case 402: errorString = "Payment Required"; break;
00121   case 403: errorString = "Forbidden"; break;
00122   case 404: errorString = "Not Found"; break;
00123   case 405: errorString = "Method Not Allowed"; break;
00124   case 406: errorString = "Not Acceptable"; break;
00125   case 407: errorString = "Proxy Authentication Required"; break;
00126   case 408: errorString = "Request Timeout"; break;
00127   case 409: errorString = "Conflict"; break;
00128   case 410: errorString = "Gone"; break;
00129   case 411: errorString = "Length Required"; break;
00130   case 412: errorString = "Precondition Failed"; break;
00131   case 413: errorString = "Request Entity Too Large"; break;
00132   case 414: errorString = "Request-URI Too Large"; break;
00133   case 415: errorString = "Unsupported Media Type"; break;
00134   case 416: errorString = "Requested Range Not Satisfiable"; break;
00135   case 417: errorString = "Expectation Failed"; break;
00136   case 500: errorString = "Internal Server Error"; break;
00137   case 501: errorString = "Not Implemented"; break;
00138   case 502: errorString = "Bad Gateway"; break;
00139   case 503: errorString = "Service Unavailable"; break;
00140   case 504: errorString = "Gateway Timeout"; break;
00141   case 505: errorString = "HTTP Version not supported"; break;
00142   default: errorString = "Unknown";
00143   }
00144 
00145   std::stringstream response;
00146   response << "HTTP/1.1 " << error << " " << errorString << "\r\n"
00147            << "Server: QuickFIX" << "\r\n"
00148            << "Content-Type: text/html; charset=iso-8859-1" << "\r\n\r\n"
00149            << "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">";
00150 
00151   if( error < 200 || error >= 300 )
00152     response << "<HTML><HEAD><TITLE>" << error << " " << errorString << "</TITLE></HEAD><BODY>"
00153              << "<H1>" << error << " " << errorString << "</H1>" << text << "</BODY></HTML>";
00154   else
00155     response << text;
00156 
00157   return response.str();
00158 
00159   QF_STACK_POP
00160 }
00161 
00162 }

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