http_parser.h

// Copyright (c) 2018, Smart Projects Holdings Ltd
// All rights reserved.
// See LICENSE file for license details.

#ifndef _UGCS_VSM_HTTP_PARSER_H_
#define _UGCS_VSM_HTTP_PARSER_H_

#include <ugcs/vsm/exception.h>
#include <string.h>
#include <istream>
#include <map>

namespace ugcs {
namespace vsm {

class Http_parser{
public:
    struct string_compare_ignore_case {
        bool operator() (const std::string& lhs, const std::string& rhs) const {
            return strcasecmp(lhs.c_str(), rhs.c_str()) < 0;
        }
    };

    bool
    Parse(std::istream &in);

    bool
    Header_exists(const std::string &name) const;

    std::string
    Get_header_value(const std::string &name) const;

    std::string
    Get_method() const;

    std::string parser_error;

private:
    std::map<std::string, std::string, string_compare_ignore_case> header_table;
    std::string http_method;
};

} /* namespace vsm */
} /* namespace ugcs */

#endif /* _UGCS_VSM_HTTP_PARSER_H_ */