/** @file
 * @brief HTTPHelper class header. This class represents a Helper to perform HTTP operations easily.
 *
 *
 *
 * @copyright Intra2net AG
 * @license GPLv2
*/

#ifndef HTTPHELPER_H
#define HTTPHELPER_H

#include "logger.hpp"

#include <boost/shared_ptr.hpp>
#include <curl/curl.h>


class HTTPHelper
{

private:

    Logger::Ptr Log;
    std::string Proxy;
    int ProxyPort;
    CURLcode CurlError;
    CURL* CurlEasyHandle;
    std::string CurlWritedataBuff;
    std::string ReceivedCurlData;
    char CurlErrBuff[CURL_ERROR_SIZE];

    CURLcode set_curl_url(const std::string& url);
    CURLcode set_curl_auth(const std::string& username, const std::string& password);
    CURL* init_curl(std::string& curl_writedata_buff, char* curl_err_buff);

public:

    typedef boost::shared_ptr<HTTPHelper> Ptr;

    HTTPHelper();

    HTTPHelper(Logger::Ptr _log, const std::string& _proxy, const int _proxy_port, const std::string& _username, const std::string& _password);

    HTTPHelper(Logger::Ptr _log, const std::string& _proxy, const int _proxy_port);

    ~HTTPHelper();

    long http_get(const std::string& ip);

    std::string get_curl_data() const;

    bool is_initialized() const;

    // libcurl is a C library, so we have to make the callback member function static :-(
    static size_t http_receive(const char *inBuffer, size_t size, size_t nmemb, std::string *outBuffer);
};

#endif