關鍵詞： VC實現HTTP協議的GET和POST??????????????????????????????????????????

以下是兩個文件：HttpClient.h?? HttpClient.cpp?? 一個類?? （錯誤檢測部分沒有加入）?? 使用方法?? 1：get方式?? CHttpClient?? conn;?? CString?? value="http://8crystal.com/test.asp";?? value=conn.doGet(value);?? 2：post方式?? CHttpClient?? conn;?? CString?? value="http://8crystal.com/test.asp";?? conn.addParam("name1","value1");?? conn.addParam("name2","value2");?? conn.addParam("name3","value3");?? conn.addParam("name4","value4");?? conn.addParam("name5","value5");?? conn.addParam("name6","value6");?? value=conn.doPost(value);???????? //?? HttpClient.h:?? interface?? for?? the?? CHttpClient?? class.?? //?? //?? #if?? !defined(AFX_HTTPCLIENT_H__EA769DCB_AAB9_47CD_BD87_FBD6913592C5__INCLUDED_)?? #define?? AFX_HTTPCLIENT_H__EA769DCB_AAB9_47CD_BD87_FBD6913592C5__INCLUDED_?? #if?? _MSC_VER?? >?? 1000?? #pragma?? once?? #endif?? //?? _MSC_VER?? >?? 1000?? #include?? "wininet.h"?? #include?? "afxinet.h"?? class?? CHttpClient?????? {?? public:?? void?? addParam(CString?? name,CString?? value);?? CString?? doPost(CString?? href);?? CString?? doGet(CString?? href);?? CHttpClient();?? virtual?? ~CHttpClient();?? private:?? CString?? CONTENT;?? int?? CL;?? CStringList?? values;?? CStringList?? names;?? };?? #endif?? //?? !defined(AFX_HTTPCLIENT_H__EA769DCB_AAB9_47CD_BD87_FBD6913592C5__INCLUDED_)?? ++++++++++++++++++++++++++++++++++++++?? //?? HttpClient.cpp:?? implementation?? of?? the?? CHttpClient?? class.?? //?? //?? #include?? "stdafx.h"?? #include?? "emailsenderv2.h"?? #include?? "HttpClient.h"?? #ifdef?? _DEBUG?? #undef?? THIS_FILE?? static?? char?? THIS_FILE[]=__FILE__;?? #define?? new?? DEBUG_NEW?? #endif?? //?? //?? Construction/Destruction?? //?? CHttpClient::CHttpClient()?? {?? }?? CHttpClient::~CHttpClient()?? {?? }?? CString?? CHttpClient::doGet(CString?? href)?? {?? CString?? httpsource="";?? CInternetSession?? session1(NULL,0);?? CHttpFile*?? pHTTPFile=NULL;?? try{?? pHTTPFile=(CHttpFile*)session1.OpenURL(href);?? //session1.?? }catch(CInternetException){?? pHTTPFile=NULL;?? }?? if(pHTTPFile)?? {?? CString?? text;?? for(int?? i=0;pHTTPFile->ReadString(text);i++)?? {?? httpsource=httpsource+text+"/r/n";?? }?? pHTTPFile->Close();?? delete?? pHTTPFile;?? }else?? {?? }?? return?? httpsource;?? }?? CString?? CHttpClient::doPost(CString?? href)?? {?? CString?? httpsource="";?? CInternetSession?? session1;?? CHttpConnection*?? conn1=NULL;?? CHttpFile*?? pFile?? =?? NULL;?????? CString?? strServerName;?? CString?? strObject;?? INTERNET_PORT?? nPort;?? DWORD?? dwServiceType;?? AfxParseURL((LPCTSTR)href,dwServiceType,?? strServerName,?? strObject,?? nPort);?? DWORD?? retcode;?????????????? char*?? outBuff?? =?? CONTENT.GetBuffer(1000);?? try?????? {?????????????????? conn1?? =?? session1.GetHttpConnection(strServerName,nPort);?????????? pFile?? =?? conn1->OpenRequest(0,strObject,NULL,1,NULL,"HTTP/1.1",INTERNET_FLAG_EXISTING_CONNECT|INTERNET_FLAG_NO_AUTO_REDIRECT);?????????? pFile?? ->?? AddRequestHeaders("Content-Type:?? application/x-www-form-urlencoded");?????????? pFile?? ->?? AddRequestHeaders("Accept:?? */*");?????????????????????????? pFile?? ->?? SendRequest(NULL,0,outBuff,strlen(outBuff)+1);?????????????????? pFile?? ->?? QueryInfoStatusCode(retcode);?????????????????? }???????????????????????????? catch?? (CInternetException?? *?? e){};?????????????????? if(pFile)?? {?? CString?? text;?? for(int?? i=0;pFile->ReadString(text);i++)?? {?? httpsource=httpsource+text+"/r/n";?? }?? pFile->Close();?? }else?? {?? }?? return?? httpsource;?? delete?? pFile;?????????? delete?? conn1;?????????? session1.Close();?? }?? void?? CHttpClient::addParam(CString?? name,?? CString?? value)?? {?? names.AddTail((LPCTSTR)name);?? values.AddTail((LPCTSTR)value);?? CString?? eq="=";?? CString?? an="&";?? CONTENT=CONTENT+name+eq+value+an;?? CL=CONTENT.GetLength();?? }??

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