Restbedは同期と非同期のHTTP/HTTPSクライアント機能を提供しています。
#include <memory>
#include <future>
#include <cstdio>
#include <cstdlib>
#include <restbed>
using namespace std;
using namespace restbed;
void print(const shared_ptr<Response>& response)
{
fprintf(stderr, "*** Response ***\n");
fprintf(stderr, "Status Code: %i\n", response->get_status_code());
fprintf(stderr, "Status Message: %s\n", response->get_status_message().data());
fprintf(stderr, "HTTP Version: %.1f\n", response->get_version());
fprintf(stderr, "HTTP Protocol: %s\n", response->get_protocol().data());
for (const auto header : response->get_headers())
{
fprintf(stderr, "Header '%s' > '%s'\n", header.first.data(), header.second.data());
}
auto length = 0;
response->get_header("Content-Length", length);
Http::fetch(length, response);
fprintf(stderr, "Body: %.*s...\n\n", 25, response->get_body().data());
}
int main(const int, const char**)
{
auto request = make_shared<Request>(Uri("http://www.corvusoft.co.uk:80/?query=search%20term"));
request->set_header("Accept", "*/*");
request->set_header("Host", "www.corvusoft.co.uk");
auto response = Http::sync(request);
print(response);
auto future = Http::async(request, [ ](const shared_ptr<Request>, const shared_ptr<Response> response)
{
fprintf(stderr, "Printing async response\n");
print(response);
});
future.wait();
return EXIT_SUCCESS;
}