/home/greg/src/restcgi-test/src/env.h

/*
Copyright (c) 2009 zooml.com

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef restcgi_env_h
#define restcgi_env_h
#include "apidefs.h"
#include <string>
#include <map>
#ifdef _WIN32
#pragma warning (disable: 4251)
#endif
namespace restcgi {
    class RESTCGI_API env {
    public:
        typedef std::map<std::string, std::string> map_type; 

        env();
        env(const char **pcstr);
        env(const map_type& m);
        std::string server_software() const;
        std::string server_name() const;
        std::string gateway_interface() const;
        std::string server_protocol() const;
        std::string server_port() const;
        std::string request_method() const;
        std::string path_info() const;
        std::string path_translated() const;
        std::string script_name() const;
        std::string request_uri() const;
        std::string script_filename() const;
        std::string script_url() const;
        std::string script_uri() const;
        std::string query_string() const;
        std::string remote_host() const;
        std::string remote_addr() const;
        std::string auth_type() const;
        std::string remote_user() const;
        std::string remote_ident() const;
        std::string redirect_request() const;
        std::string redirect_url() const;
        std::string redirect_status() const;
        std::string content_type() const;
        std::string content_length() const;
        std::string accept() const;
        std::string accept_charset() const;
        std::string accept_encoding() const;
        std::string accept_language() const;
        std::string user_agent() const;
        bool hdr_find(const std::string& hname, std::string& value) const;
        bool find(const char* name, std::string& value) const;
        std::string find(const char* name) const;
        class RESTCGI_API hdr_iterator {
        public:
            typedef std::pair<std::string, std::string> referent_type; 
            hdr_iterator& operator ++(); 
            hdr_iterator operator ++(int); 
            bool operator ==(const hdr_iterator& rhs) const; 
            bool operator !=(const hdr_iterator& rhs) const {return !operator ==(rhs);} 
            const referent_type& operator *() const; 
            const referent_type* operator ->() const; 
        private:
            friend class env;
            hdr_iterator() : end_(true) {}
            hdr_iterator(const env& e);
            void increment(bool initialize = false);
            bool end_;
            char** p_;
            map_type::const_iterator it_;
            map_type::const_iterator it_end_;
            referent_type current_;
        };
        hdr_iterator hdr_begin() const {return hdr_iterator(*this);} 
        hdr_iterator hdr_end() const {return hdr_iterator();} 

        void override(const std::string& name, const std::string& value);
        static std::string to_env_name(const std::string& hname);
        static std::string from_env_name(const std::string& ename);
    private:
        friend class hdr_iterator;
        bool map_override_mode_;
        map_type map_;
    };
}
#endif

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