/*

* Copyright 2017 Sony Corporation

*/

#include <iostream>

#include <stdexcept>

#include "easyhttpcpp/EasyHttp.h"

void displayUsage(char** argv)

{

std::cout << "Usage: " << argv[0] << " <url>" << std::endl;

std::cout << " Fetches the resource identified by <url> and prints it to the standard output"

<< std::endl;

}

void dumpResponse(easyhttpcpp::Response::Ptr pResponse)

{

std::cout << "Http status code: " << pResponse->getCode() << std::endl;

std::cout << "Http status message: " << pResponse->getMessage() << std::endl;

std::cout << "Http response headers:\n" << pResponse->getHeaders()->toString() << std::endl;

// dump response body if text

const std::string contentType = pResponse->getHeaderValue("Content-Type", "");

if (Poco::isubstr<std::string>(contentType, "text/html") != std::string::npos) {

std::cout << "Http response body:\n" << pResponse->getBody()->toString() << std::endl;

}

}

int main(int argc, char** argv)

{

// need a url to execute easyhttpcpp http client

if (argc < 2) {

displayUsage(argv);

return 1;

}

std::string url = argv[1];

// HTTP GET the url

std::cout << "HTTP GET url: " << url << std::endl;

try {

// cache dir = current working dir; cache size = 100 KB

easyhttpcpp::HttpCache::Ptr pCache = easyhttpcpp::HttpCache::createCache(Poco::Path::current(), 1024 * 100);

// a default http connection pool

easyhttpcpp::ConnectionPool::Ptr pConnectionPool = easyhttpcpp::ConnectionPool::createConnectionPool();

// configure http cache and connection pool instance (optional but recommended)

easyhttpcpp::EasyHttp::Builder httpClientBuilder;

httpClientBuilder.setCache(pCache)

.setConnectionPool(pConnectionPool);

// create http client

easyhttpcpp::EasyHttp::Ptr pHttpClient = httpClientBuilder.build();

// create a new request and execute synchronously

easyhttpcpp::Request::Builder requestBuilder;

easyhttpcpp::Request::Ptr pRequest = requestBuilder.setUrl(url).build();

easyhttpcpp::Call::Ptr pCall = pHttpClient->newCall(pRequest);

easyhttpcpp::Response::Ptr pResponse = pCall->execute();

if (!pResponse->isSuccessful()) {

std::cout << "HTTP GET Error: (" << pResponse->getCode() << ")" << std::endl;

} else {

std::cout << "HTTP GET Success!" << std::endl;

}

// dump response

dumpResponse(pResponse);

} catch (const std::exception& e) {

std::cout << "Error occurred: " << e.what() << std::endl;

}

return 0;

}