comms_http_client/test.cpp

/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          http://www.mrpt.org/                          |
   |                                                                        |
   | Copyright (c) 2005-2018, Individual contributors, see AUTHORS file     |
   | See: http://www.mrpt.org/Authors - All rights reserved.                |
   | Released under BSD License. See details in http://www.mrpt.org/License |
   +------------------------------------------------------------------------+ */
 
/** \example comms_http_client/test.cpp */
 
//! [example-http-get]
 
#include <mrpt/comms/net_utils.h>
#include <iostream>
 
using namespace mrpt;
using namespace mrpt::comms;
using namespace mrpt::comms::net;
using namespace std;
 
string url = "http://www.google.es/";
 
void Test_HTTP_get()
{
    string content;
    string errmsg;
    mrpt::system::TParameters<string> out_headers;
 
    cout << "Retrieving " << url << "..." << endl;
 
    ERRORCODE_HTTP ret = http_get(
        url, content, errmsg, 80, "", "", nullptr, nullptr, &out_headers);
 
    if (ret != net::erOk)
    {
        cout << " Error: " << errmsg << endl;
        return;
    }
 
    string typ = out_headers.has("Content-Type") ? out_headers["Content-Type"]
                                                 : string("???");
 
    cout << "Ok: " << content.size() << " bytes of type: " << typ << endl;
    // cout << content << endl;
}
//! [example-http-get]
 
// ------------------------------------------------------
//                      MAIN
// ------------------------------------------------------
int main(int argc, char** argv)
{
    try
    {
        if (argc > 1) url = string(argv[1]);
 
        Test_HTTP_get();
 
        return 0;
    }
    catch (std::exception& e)
    {
        std::cout << "Exception: " << e.what() << std::endl;
        return -1;
    }
    catch (...)
    {
        printf("Untyped exception!");
        return -1;
    }
}