fsString fsUtf8HttpUrlEncode (LPCSTR psz)
{
return fsHttpUrlEncode (fsUtf8Encode (psz));
}
fsInternetResult fsUploadMgr::ValidateCaptcha()
{
if (m_bCaptchaValidated)
return IR_S_FALSE;
Event (UMGRE_VALIDATING_UPLOAD);
fsString strCookie;
CString strPngFile, strCaptchaValidateUrl, strCaptchaVal;
fsUpload_Properties up;
ZeroMemory (&up, sizeof (up));
vmsInternetSession* pSession = NULL;
fsInternetResult ir = fsUP_GetByUrl (&up, m_strCaptchaUrl);
if (ir != IR_SUCCESS)
goto _lErr;
pSession = new vmsInternetSession;
char szProxy [10000];
vmsMakeWinInetProxy (up.pszProxyName, up.enProtocol, up.enProtocol, szProxy);
ir = pSession->Create (up.pszAgent, up.enAccType, szProxy, up.enProtocol);
if (ir != IR_SUCCESS)
goto _lErr;
pSession->SetProxyAuth (up.pszProxyUserName, up.pszProxyPassword);
pSession->SetTimeout (up.uTimeout);
m_memDldr.Initialize (pSession);
m_memDldr.Get_File ()->UseHttp11 (TRUE);
m_memDldr.Get_File ()->UseCookie (TRUE);
ir = m_memDldr.Download (m_strCaptchaUrl);
if (ir != IR_SUCCESS)
goto _lErr;
if (m_bNeedStop)
{
ir = IR_S_FALSE;
goto _lErr;
}
strCookie = m_memDldr.Get_File ()->GetCookiesFromResponse ();
m_memDldr.Get_File ()->CloseHandle ();
fsUP_GetByUrl_Free (&up);
char szTmpPath [MAX_PATH];
GetTempPath (MAX_PATH, szTmpPath);
if (szTmpPath [lstrlen (szTmpPath) - 1] != '\\')
lstrcat (szTmpPath, "\\");
int i; i = 0;
do {
strPngFile.Format ("%s%u%d.png", szTmpPath, m_nFileId, i++);
}
while (GetFileAttributes (strPngFile) != DWORD (-1));
HANDLE hFile; hFile = CreateFile (strPngFile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_HIDDEN, NULL);
DWORD dw;
WriteFile (hFile, m_memDldr.Get_FileBuffer (), m_memDldr.Get_FileSize (), &dw, NULL);
CloseHandle (hFile);
_lAskCaptchaValue:
LPSTR pszCV; pszCV = strCaptchaVal.GetBuffer (100);
*pszCV = 0;
Event (UMGRE_NEED_ASK_CAPTCHA_VALUE, (DWORD)(LPCSTR)strPngFile, pszCV);
strCaptchaVal.ReleaseBuffer ();
if (strCaptchaVal.IsEmpty ())
{
DeleteFile (strPngFile);
ir = IR_S_FALSE;
goto _lErr;
}
strCaptchaVal = fsHttpUrlEncode (strCaptchaVal);
strCaptchaValidateUrl = m_strCaptchaValidateUrl;
strCaptchaValidateUrl.Replace ("jcaptchaCode", strCaptchaVal);
ir = fsUP_GetByUrl (&up, strCaptchaValidateUrl);
if (ir != IR_SUCCESS)
{
DeleteFile (strPngFile);
goto _lErr;
}
m_networkOpFile.Initialize (pSession, FALSE);
m_networkOpFile.SetCookies (strCookie);
m_networkOpFile.set_EnableAutoRedirect (TRUE);
m_networkOpFile.set_Charset ("");
ir = m_networkOpFile.OpenEx (fsNPToScheme (up.enProtocol), up.pszServerName,
up.pszUserName, up.pszPassword, up.uServerPort,
up.pszPathName, 0, FALSE, _UI64_MAX, _UI64_MAX);
if (ir == IR_FILENOTFOUND)
goto _lAskCaptchaValue;
DeleteFile (strPngFile);
if (ir != IR_SUCCESS)
goto _lErr;
m_bCaptchaValidated = TRUE;
m_networkOpFile.CloseHandle ();
delete pSession;
Event (UMGRE_VALIDATING_UPLOAD_DONE);
return IR_SUCCESS;
_lErr:
if (pSession)
delete pSession;
Event (UMGRE_VALIDATING_UPLOAD_FAILED, ir);
return ir;
}
