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| CString GetWebPage(CString url)
{
#define TAILLE_BUFFER 256
CString sRead = "";
HINTERNET hInternetSession,
hHttpSession;
char buffer[TAILLE_BUFFER];
DWORD dwRead;
DWORD dwSize = 20;
LPVOID lpOutBuffer = new char[dwSize];
hInternetSession = InternetOpen ("test", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, NULL) ;
if (hInternetSession)
{
hHttpSession = InternetOpenUrl( hInternetSession, url, NULL, 0, INTERNET_FLAG_NO_CACHE_WRITE, 0 ) ;
if (!hHttpSession)
{
InternetCloseHandle (hInternetSession) ;
sRead = CST_WEB_RES_BADCONN;
}
else
{
//*************************************************************************************//
// Lecture du HEADER HTTP //
//*************************************************************************************//
sprintf((char *)lpOutBuffer,"Content-Type");
if(!HttpQueryInfo(hHttpSession,HTTP_QUERY_CUSTOM, (LPVOID)lpOutBuffer,&dwSize,NULL))
{
if (GetLastError()==ERROR_HTTP_HEADER_NOT_FOUND)
{
// Code to handle the case where the header isn't available.
sprintf((char *)lpOutBuffer,"");
}
else
{
// Check for an insufficient buffer.
if (GetLastError()==ERROR_INSUFFICIENT_BUFFER)
{
sprintf((char *)lpOutBuffer,"Content-Type");
}
else
{
// Error handling code.
sprintf((char *)lpOutBuffer,"");
}
}
}
if (strcmp("Content-Type", (char *)lpOutBuffer)!=0) // erreur
{
if (strcmp("text/bad_pw", (char *)lpOutBuffer)==0)
{
sRead = CST_WEB_RES_BADLOG;
}
else if (strcmp("text/good_pw", (char *)lpOutBuffer)==0)
{
sRead = CST_WEB_RES_GOODLOG;
}
else if (strcmp("text/ko", (char *)lpOutBuffer)==0)
{
sRead = CST_WEB_RES_SERVERROR;
}
else if (strcmp("text/ok", (char *)lpOutBuffer)==0)
{
sRead = CST_WEB_RES_OK;
}
else if (strcmp("text/plain", (char *)lpOutBuffer)!=0)
{
sRead = CST_WEB_RES_ERROR;
}
}
//*************************************************************************************//
if (sRead=="")
{
while ( InternetReadFile( hHttpSession, buffer, TAILLE_BUFFER-1, &dwRead ) )
{
if ( dwRead == 0 )
break;
buffer[dwRead] = 0;
sRead += buffer;
}
}
InternetCloseHandle( hHttpSession );
InternetCloseHandle (hInternetSession) ;
}
}
delete lpOutBuffer;
return sRead;
} |
