http_io.hpp

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//
// Created by patrick on 4/9/20.
//

#ifndef HTTP_IO_HPP
#define HTTP_IO_HPP
#include <iostream>
#include <string>
#include <map>
#include <iterator>
#include <vector>
#include <cctype>
#include <algorithm>
#include <regex>
#include "string_util.hpp"

using namespace std;

class http_io {
    const string content_type_parser = R"END(^(.*?);\s(.*)$)END";
    regex content_type_regex{content_type_parser, std::regex_constants::optimize};

public:
    map<string, string> env;
    map<string, string> header;  // HTTP response (output) headers.
    map<int, string> http_status{
            {100, "Continue"},
            {101, "Switching Protocols"},
            {200, "OK"},
            {201, "Created"},
            {202, "Accepted"},
            {203, "Non-Authoritative Information"},
            {204, "No Content"},
            {205, "Reset Content"},
            {206, "Partial Content"},
            {300, "Multiple Choices"},
            {301, "Moved Permanently"},
            {302, "Found"},
            {303, "See Other"},
            {304, "Not Modified"},
            {305, "Use Proxy"},
            {307, "Temporary Redirect"},
            {400, "Bad Request"},
            {401, "Unauthorized"},
            {402, "Payment Required"},
            {403, "Forbidden"},
            {404, "Not Found"},
            {405, "Method Not Allowed"},
            {406, "Not Acceptable"},
            {407, "Proxy Authentication Required"},
            {408, "Request Time-out"},
            {409, "Conflict"},
            {410, "Gone"},
            {411, "Length Required"},
            {412, "Precondition Failed"},
            {413, "Request Entity Too Large"},
            {414, "Request-URI Too Large"},
            {415, "Unsupported Media Type"},
            {416, "Requested range not satisfiable"},
            {417, "Expectation Failed"},
            {500, "Internal Server Error"},
            {501, "Not Implemented"},
            {502, "Bad Gateway"},
            {503, "Service Unavailable"},
            {504, "Gateway Time-out"},
            {505, "HTTP Version not supported"}
    };
    bool https{false};
    string locale;

    void get_env(char *env_p[]);
    explicit http_io();
    void print_env(ostream &o_stream);
    void respond(ostringstream &o_stream,
                 int status = 200,
                 string mime = "text/plain",
                 string charset = "utf-8");
    string_util su;
};


#endif //HTTP_IO_HPP