HttpUtility.h

#pragma once
#include <string>
#include <vector>
using namespace std;

namespace ParaEngine
{
    class CUrlBuilder
    {
    public:
        CUrlBuilder():m_bNeedRebuild(false){};
        
        const string& ToString();

        void SetBaseURL(const string & baseurl);

        const string& GetBaseUrl(){return m_baseurl;}

        void AppendParam(const string& name, const string& value);

        void InsertParam(int nIndex, const char* name, const char* value);

        const char* GetParam(const string& name);

        bool HasParams();
    private:
        void RebuildUrl();
    private:
        class CNameValuePair
        {
        public:
            CNameValuePair(const string& name, const string& value):m_name(name), m_value(value){};
            CNameValuePair(){};

            string m_name;
            string m_value;
        };

        string m_url;
        string m_baseurl;
        bool m_bNeedRebuild;
        vector<CNameValuePair> m_params;



    };

    class CHttpUtility
    {
    public:
        static std::string UrlDecode(const std::string & encoded);
        static std::string UrlEncode(const std::string & decoded);
        static std::string UrlEncode(const char* sz_decoded, int nSize);

        static string HashStringMD5(const char* input);

        static void HashStringMD5(std::string& out, const char* input);
    };
}