VC实现表单提交并设置获取COOKIE:
?? 可以嘗試通過 HttpAddRequestHeaders 來添加自已的COOKIE:
??? char * lpszHeaders = "Cookie: Key=somevalue";
??? DWORD dwHeadersLength = strlen(lpszHeaders);
??? HttpAddRequestHeaders(hOpenRequest, lpszHeaders, dwHeadersLength,?????????? HTTP_ADDREQ_FLAG_ADD);
???? 函數會返回成功,但實際上COOKIE可能并沒有添加上去,建議在調用HttpOpenRequest時指定 INTERNET_FLAG_NO_COOKIES選項。然而這個選項將阻止WinInet內部添加所需的COOKIE,因此你要負責所有必需的 COOKIE。另一個函數InternetSetCookie也可以設置COOKIE,但我從未用過。
??? 如果需要檢查返回的COOKIE,可以嘗試使用HttpQueryInfo,并將其中的dwInfoLevel設置為HTTP_QUERY_SET_COOKIE。
? ? 該方案的可行的,因為cookies實際上就是頭的一部分,只要緊貼頭的尾部,就沒有任何問題。
?
?
???? 下面是MFC代碼例子:
try
{
???? CInternetSession Session ;
???? CHttpConnection *pHttpConnect = Session.GetHttpConnection( "www.abc.net" ) ;
???? if( pHttpConnect )
???? {
??????? CHttpFile* pFile = pHttpConnect->OpenRequest( CHttpConnection::HTTP_VERB_GET,
???????????????? _T("/memberexists.srf?x="),
???????????????? NULL,
???????????????? 1,
???????????????? NULL,
???????????????? NULL,
???????????????? INTERNET_FLAG_NO_COOKIES ); //
??? if ( pFile )
??? {???
???? pFile->AddRequestHeaders("Accept: image/png,*/*;q=0.5");
???? pFile->AddRequestHeaders("Accept-Language: zh-cn,zh;q=0.5");
???? pFile->AddRequestHeaders("Accept-Encoding: gzip,deflate");
???? pFile->AddRequestHeaders("Accept-Charset: gb2312,utf-8;q=0.7,*;q=0.7");
???? pFile->AddRequestHeaders("Keep-Alive: 300");
???? pFile->AddRequestHeaders("Connection: keep-alive");
???? pFile->AddRequestHeaders("Cookie: Key=somevalue;domain=abc.com") ;
????
???? pFile->SendRequest();
????
???? // 返回的HTML
???? //CString s ;
???? //while (pFile->ReadString(s))
???? //str += s ;
???? // 取返回的COOKIE
???? CString strInfo ;
???? DWORD dw = 0 ;
???? pFile->QueryInfo(HTTP_QUERY_SET_COOKIE ,strInfo ,&dw) ;
???? if (strInfo.IsEmpty()==FALSE)
??????? AfxMessageBox(strInfo) ;
????
???? pFile->Close();
???? delete pFile ;
??? }
???
???
??? pHttpConnect->Close() ;
??? delete pHttpConnect ;
?? }
}
catch( CInternetException *e )
{
?? e->Delete();????
}
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