changeheader.cpp

MFC程序开发参考大全 【明日科技】宋坤 刘锐宁 李伟明 【丛 书 名】 软件工程师典藏 【出 版 社】 人民邮电出版社 本书详细介绍了MFC框架中所有常用类及控件的应用

// CHANGEHEADER.CPP - Implementation file for your Internet Server
//    ChangeHeader Filter

#include "stdafx.h"
#include "ChangeHeader.h"

///////////////////////////////////////////////////////////////////////
// The one and only CWinApp object
// NOTE: You may remove this object if you alter your project to no
// longer use MFC in a DLL.

CWinApp theApp;



///////////////////////////////////////////////////////////////////////
// The one and only CChangeHeaderFilter object

CChangeHeaderFilter theFilter;


///////////////////////////////////////////////////////////////////////
// CChangeHeaderFilter implementation

CChangeHeaderFilter::CChangeHeaderFilter()
{
}

CChangeHeaderFilter::~CChangeHeaderFilter()
{
}

BOOL CChangeHeaderFilter::GetFilterVersion(PHTTP_FILTER_VERSION pVer)
{
	// Call default implementation for initialization
	CHttpFilter::GetFilterVersion(pVer);

	// Clear the flags set by base class
	pVer->dwFlags &= ~SF_NOTIFY_ORDER_MASK;

	// Set the flags we are interested in
	pVer->dwFlags |= SF_NOTIFY_ORDER_LOW | SF_NOTIFY_SECURE_PORT | SF_NOTIFY_NONSECURE_PORT
			 | SF_NOTIFY_PREPROC_HEADERS;

	// Load description string
	TCHAR sz[SF_MAX_FILTER_DESC_LEN+1];
	ISAPIVERIFY(::LoadString(AfxGetResourceHandle(),
			IDS_FILTER, sz, SF_MAX_FILTER_DESC_LEN));
	_tcscpy(pVer->lpszFilterDesc, sz);
	return TRUE;
}

DWORD CChangeHeaderFilter::OnPreprocHeaders(CHttpFilterContext* pCtxt,
	PHTTP_FILTER_PREPROC_HEADERS pHeaderInfo)
{
	char buffer[256];
	DWORD buffSize = sizeof(buffer);
	BOOL bHeader = pHeaderInfo->GetHeader(pCtxt->m_pFC, "url", buffer, &buffSize); 
	CString urlString(buffer);
	urlString.MakeLower(); 

	if (urlString.Find(".cpp") != -1) 
	{
		urlString.Replace(".cpp",".asp");
		char * newUrlString= urlString.GetBuffer(urlString.GetLength());
		pHeaderInfo->SetHeader(pCtxt->m_pFC, "url", newUrlString);
		return SF_STATUS_REQ_HANDLED_NOTIFICATION;
	}
	return SF_STATUS_REQ_NEXT_NOTIFICATION;
}

// Do not edit the following lines, which are needed by ClassWizard.
#if 0
BEGIN_MESSAGE_MAP(CChangeHeaderFilter, CHttpFilter)
	//{{AFX_MSG_MAP(CChangeHeaderFilter)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
#endif	// 0

///////////////////////////////////////////////////////////////////////
// If your extension will not use MFC, you'll need this code to make
// sure the extension objects can find the resource handle for the
// module.  If you convert your extension to not be dependent on MFC,
// remove the comments arounn the following AfxGetResourceHandle()
// and DllMain() functions, as well as the g_hInstance global.

/****

static HINSTANCE g_hInstance;

HINSTANCE AFXISAPI AfxGetResourceHandle()
{
	return g_hInstance;
}

BOOL WINAPI DllMain(HINSTANCE hInst, ULONG ulReason,
					LPVOID lpReserved)
{
	if (ulReason == DLL_PROCESS_ATTACH)
	{
		g_hInstance = hInst;
	}

	return TRUE;
}

****/