examples/httpget.cpp

   1 #include <msp/core/application.h>
   2 #include <msp/core/getopt.h>
   3 #include <msp/debug/demangle.h>
   4 #include <msp/http/client.h>
   5 #include <msp/http/request.h>
   6 #include <msp/http/response.h>
   7 #include <msp/io/print.h>
   8
   9 using namespace std;
  10 using namespace Msp;
  11
  12 class HttpGet: public RegisteredApplication<HttpGet>
  13 {
  14 private:
  15         bool verbose;
  16         string url;
  17
  18 public:
  19         HttpGet(int, char **);
  20
  21         virtual int main();
  22 private:
  23         void socket_error(const exception &);
  24 };
  25
  26 HttpGet::HttpGet(int argc, char **argv):
  27         verbose(false)
  28 {
  29         GetOpt getopt;
  30         getopt.add_option('v', "verbose", verbose, GetOpt::NO_ARG);
  31         getopt.add_argument("url", url, GetOpt::REQUIRED_ARG);
  32         getopt(argc, argv);
  33 }
  34
  35 int HttpGet::main()
  36 {
  37         Http::Client client;
  38         client.signal_socket_error.connect(sigc::mem_fun(this, &HttpGet::socket_error));
  39
  40         if(verbose)
  41         {
  42                 IO::print("=== Sending request ===\n");
  43                 client.start_request(Http::Request::from_url(url));
  44                 IO::print(client.get_request()->str());
  45                 client.wait_response();
  46                 const Http::Response *response = client.get_response();
  47                 if(response)
  48                 {
  49                         IO::print("=== Got response ===\n");
  50                         IO::print(response->str());
  51                 }
  52         }
  53         else
  54         {
  55                 const Http::Response *response = client.get_url(url);
  56                 if(response)
  57                         IO::print(response->get_content());
  58         }
  59
  60         return 1;
  61 }
  62
  63 void HttpGet::socket_error(const exception &e)
  64 {
  65         IO::print("=== Error ===\n");
  66         IO::print("%s\n", Debug::demangle(typeid(e).name()));
  67         IO::print("%s\n", e.what());
  68 }