ceph/src/boost/libs/asio/example/cpp03/http/server4/file_handler.hpp

   1 //
   2 // file_handler.hpp
   3 // ~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9 //
  10
  11 #ifndef HTTP_SERVER4_FILE_HANDLER_HPP
  12 #define HTTP_SERVER4_FILE_HANDLER_HPP
  13
  14 #include <string>
  15
  16 namespace http {
  17 namespace server4 {
  18
  19 struct reply;
  20 struct request;
  21
  22 /// The common handler for all incoming requests.
  23 class file_handler
  24 {
  25 public:
  26   /// Construct with a directory containing files to be served.
  27   explicit file_handler(const std::string& doc_root);
  28
  29   /// Handle a request and produce a reply.
  30   void operator()(const request& req, reply& rep);
  31
  32 private:
  33   /// The directory containing the files to be served.
  34   std::string doc_root_;
  35
  36   /// Perform URL-decoding on a string. Returns false if the encoding was
  37   /// invalid.
  38   static bool url_decode(const std::string& in, std::string& out);
  39 };
  40
  41 } // namespace server4
  42 } // namespace http
  43
  44 #endif // HTTP_SERVER4_FILE_HANDLER_HPP