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http/server/reply.cpp

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00001 #include "reply.hpp"
00002 #include <string>
00003 #include <boost/lexical_cast.hpp>
00004 
00005 namespace http {
00006 namespace server {
00007 
00008 namespace status_strings {
00009 
00010 const std::string ok =
00011   "HTTP/1.0 200 OK\r\n";
00012 const std::string created =
00013   "HTTP/1.0 201 Created\r\n";
00014 const std::string accepted =
00015   "HTTP/1.0 202 Accepted\r\n";
00016 const std::string no_content =
00017   "HTTP/1.0 204 No Content\r\n";
00018 const std::string multiple_choices =
00019   "HTTP/1.0 300 Multiple Choices\r\n";
00020 const std::string moved_permanently =
00021   "HTTP/1.0 301 Moved Permanently\r\n";
00022 const std::string moved_temporarily =
00023   "HTTP/1.0 302 Moved Temporarily\r\n";
00024 const std::string not_modified =
00025   "HTTP/1.0 304 Not Modified\r\n";
00026 const std::string bad_request =
00027   "HTTP/1.0 400 Bad Request\r\n";
00028 const std::string unauthorized =
00029   "HTTP/1.0 401 Unauthorized\r\n";
00030 const std::string forbidden =
00031   "HTTP/1.0 403 Forbidden\r\n";
00032 const std::string not_found =
00033   "HTTP/1.0 404 Not Found\r\n";
00034 const std::string internal_server_error =
00035   "HTTP/1.0 500 Internal Server Error\r\n";
00036 const std::string not_implemented =
00037   "HTTP/1.0 501 Not Implemented\r\n";
00038 const std::string bad_gateway =
00039   "HTTP/1.0 502 Bad Gateway\r\n";
00040 const std::string service_unavailable =
00041   "HTTP/1.0 503 Service Unavailable\r\n";
00042 
00043 boost::asio::const_buffer to_buffer(reply::status_type status)
00044 {
00045   switch (status)
00046   {
00047   case reply::ok:
00048     return boost::asio::buffer(ok);
00049   case reply::created:
00050     return boost::asio::buffer(created);
00051   case reply::accepted:
00052     return boost::asio::buffer(accepted);
00053   case reply::no_content:
00054     return boost::asio::buffer(no_content);
00055   case reply::multiple_choices:
00056     return boost::asio::buffer(multiple_choices);
00057   case reply::moved_permanently:
00058     return boost::asio::buffer(moved_permanently);
00059   case reply::moved_temporarily:
00060     return boost::asio::buffer(moved_temporarily);
00061   case reply::not_modified:
00062     return boost::asio::buffer(not_modified);
00063   case reply::bad_request:
00064     return boost::asio::buffer(bad_request);
00065   case reply::unauthorized:
00066     return boost::asio::buffer(unauthorized);
00067   case reply::forbidden:
00068     return boost::asio::buffer(forbidden);
00069   case reply::not_found:
00070     return boost::asio::buffer(not_found);
00071   case reply::internal_server_error:
00072     return boost::asio::buffer(internal_server_error);
00073   case reply::not_implemented:
00074     return boost::asio::buffer(not_implemented);
00075   case reply::bad_gateway:
00076     return boost::asio::buffer(bad_gateway);
00077   case reply::service_unavailable:
00078     return boost::asio::buffer(service_unavailable);
00079   default:
00080     return boost::asio::buffer(internal_server_error);
00081   }
00082 }
00083 
00084 } // namespace status_strings
00085 
00086 namespace misc_strings {
00087 
00088 const char name_value_separator[] = { ':', ' ' };
00089 const char crlf[] = { '\r', '\n' };
00090 
00091 } // namespace misc_strings
00092 
00093 std::vector<boost::asio::const_buffer> reply::to_buffers()
00094 {
00095   std::vector<boost::asio::const_buffer> buffers;
00096   buffers.push_back(status_strings::to_buffer(status));
00097   for (std::size_t i = 0; i < headers.size(); ++i)
00098   {
00099     header& h = headers[i];
00100     buffers.push_back(boost::asio::buffer(h.name));
00101     buffers.push_back(boost::asio::buffer(misc_strings::name_value_separator));
00102     buffers.push_back(boost::asio::buffer(h.value));
00103     buffers.push_back(boost::asio::buffer(misc_strings::crlf));
00104   }
00105   buffers.push_back(boost::asio::buffer(misc_strings::crlf));
00106   buffers.push_back(boost::asio::buffer(content));
00107   return buffers;
00108 }
00109 
00110 namespace stock_replies {
00111 
00112 const char ok[] = "";
00113 const char created[] =
00114   "<html>"
00115   "<head><title>Created</title></head>"
00116   "<body><h1>201 Created</h1></body>"
00117   "</html>";
00118 const char accepted[] =
00119   "<html>"
00120   "<head><title>Accepted</title></head>"
00121   "<body><h1>202 Accepted</h1></body>"
00122   "</html>";
00123 const char no_content[] =
00124   "<html>"
00125   "<head><title>No Content</title></head>"
00126   "<body><h1>204 Content</h1></body>"
00127   "</html>";
00128 const char multiple_choices[] =
00129   "<html>"
00130   "<head><title>Multiple Choices</title></head>"
00131   "<body><h1>300 Multiple Choices</h1></body>"
00132   "</html>";
00133 const char moved_permanently[] =
00134   "<html>"
00135   "<head><title>Moved Permanently</title></head>"
00136   "<body><h1>301 Moved Permanently</h1></body>"
00137   "</html>";
00138 const char moved_temporarily[] =
00139   "<html>"
00140   "<head><title>Moved Temporarily</title></head>"
00141   "<body><h1>302 Moved Temporarily</h1></body>"
00142   "</html>";
00143 const char not_modified[] =
00144   "<html>"
00145   "<head><title>Not Modified</title></head>"
00146   "<body><h1>304 Not Modified</h1></body>"
00147   "</html>";
00148 const char bad_request[] =
00149   "<html>"
00150   "<head><title>Bad Request</title></head>"
00151   "<body><h1>400 Bad Request</h1></body>"
00152   "</html>";
00153 const char unauthorized[] =
00154   "<html>"
00155   "<head><title>Unauthorized</title></head>"
00156   "<body><h1>401 Unauthorized</h1></body>"
00157   "</html>";
00158 const char forbidden[] =
00159   "<html>"
00160   "<head><title>Forbidden</title></head>"
00161   "<body><h1>403 Forbidden</h1></body>"
00162   "</html>";
00163 const char not_found[] =
00164   "<html>"
00165   "<head><title>Not Found</title></head>"
00166   "<body><h1>404 Not Found</h1></body>"
00167   "</html>";
00168 const char internal_server_error[] =
00169   "<html>"
00170   "<head><title>Internal Server Error</title></head>"
00171   "<body><h1>500 Internal Server Error</h1></body>"
00172   "</html>";
00173 const char not_implemented[] =
00174   "<html>"
00175   "<head><title>Not Implemented</title></head>"
00176   "<body><h1>501 Not Implemented</h1></body>"
00177   "</html>";
00178 const char bad_gateway[] =
00179   "<html>"
00180   "<head><title>Bad Gateway</title></head>"
00181   "<body><h1>502 Bad Gateway</h1></body>"
00182   "</html>";
00183 const char service_unavailable[] =
00184   "<html>"
00185   "<head><title>Service Unavailable</title></head>"
00186   "<body><h1>503 Service Unavailable</h1></body>"
00187   "</html>";
00188 
00189 std::string to_string(reply::status_type status)
00190 {
00191   switch (status)
00192   {
00193   case reply::ok:
00194     return ok;
00195   case reply::created:
00196     return created;
00197   case reply::accepted:
00198     return accepted;
00199   case reply::no_content:
00200     return no_content;
00201   case reply::multiple_choices:
00202     return multiple_choices;
00203   case reply::moved_permanently:
00204     return moved_permanently;
00205   case reply::moved_temporarily:
00206     return moved_temporarily;
00207   case reply::not_modified:
00208     return not_modified;
00209   case reply::bad_request:
00210     return bad_request;
00211   case reply::unauthorized:
00212     return unauthorized;
00213   case reply::forbidden:
00214     return forbidden;
00215   case reply::not_found:
00216     return not_found;
00217   case reply::internal_server_error:
00218     return internal_server_error;
00219   case reply::not_implemented:
00220     return not_implemented;
00221   case reply::bad_gateway:
00222     return bad_gateway;
00223   case reply::service_unavailable:
00224     return service_unavailable;
00225   default:
00226     return internal_server_error;
00227   }
00228 }
00229 
00230 } // namespace stock_replies
00231 
00232 reply reply::stock_reply(reply::status_type status)
00233 {
00234   reply rep;
00235   rep.status = status;
00236   rep.content = stock_replies::to_string(status);
00237   rep.headers.resize(2);
00238   rep.headers[0].name = "Content-Length";
00239   rep.headers[0].value = boost::lexical_cast<std::string>(rep.content.size());
00240   rep.headers[1].name = "Content-Type";
00241   rep.headers[1].value = "text/html";
00242   return rep;
00243 }
00244 
00245 } // namespace server
00246 } // namespace http
Copyright © 2003 - 2006 Christopher M. Kohlhoff

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