bool HttpReqImpl::enumHeader(Message<bool, HeaderFieldPair> caller) const {
for (HeaderMap::Iterator iter = requestHdrs.getFwIter(); iter.hasItems();) {
const HeaderMap::Entity& e = iter.getNext();
if (caller(HeaderFieldPair(e.key, e.value)))
return true;
}
return false;
}
void HttpReqImpl::sendHeaders() {
if (bHeaderSent)
return;
if (bNeedContinue) {
remainPostData = 0;
chunkedPost = false;
}
bNeedContinue = false;
bool hasServer = false;
bool hasContentType = false;
bool hasTransfEnc = false;
bool hasConnection = false;
bool hasLength = false;
bool hasDate = false;
static ConstStrA contentTypeKey = getHeaderFieldName(fldContentType);
static ConstStrA serverKey = getHeaderFieldName(fldServer);
static ConstStrA transfEnc = getHeaderFieldName(fldTransferEncoding);
static ConstStrA connectionStr = getHeaderFieldName(fldConnection);
static ConstStrA contenLenStr = getHeaderFieldName(fldContentLength);
static ConstStrA dateStr = getHeaderFieldName(fldDate);
ConstStrA statusMsgStr = this->statusMsg;
if (statusMsgStr.empty())
statusMsgStr = getStatusMessage(statusCode);
PrintTextA print(*inout);
print.setNL("\r\n");
print("HTTP/%1.%2 %3 %4\n") << httpMajVer << httpMinVer << statusCode
<< statusMsgStr;
if (statusCode == 101) {
hasTransfEnc = hasConnection = hasContentType = true;
useChunked = false;
remainPostData = naturalNull;
switchedProtocol = true;
TimeStamp reqEndTime = TimeStamp::now();
natural reqTime = (reqEndTime - reqBeginTime).getMilis();
logRequest(reqTime);
}
for (HeaderMap::Iterator iter = responseHdrs.getFwIter(); iter.hasItems();) {
const HeaderMap::Entity hdrPair = iter.getNext();
if (!hasContentType && hdrPair.key == contentTypeKey)
hasContentType = true;
if (!hasServer && hdrPair.key == serverKey)
hasServer = true;
if (!hasTransfEnc && hdrPair.key == transfEnc)
hasTransfEnc = !(useChunked && hdrPair.value == ConstStrA("chunked"));
if (!hasConnection && hdrPair.key == connectionStr)
hasConnection = true;
if (!hasDate && hdrPair.key == dateStr)
hasDate = true;
if (!hasLength && hdrPair.key == contenLenStr) {
hasLength = true;
}
print("%1: %2\n") << ConstStrA(hdrPair.key) << ConstStrA(hdrPair.value);
}
if (!hasContentType)
print("%1: %2\n") << contentTypeKey << "text/html;charset=UTF-8";
if (!hasServer)
print("%1: %2\n") << serverKey << serverIdent;
if (hasLength) {
useChunked = false;
}
if (!hasDate) {
TimeStamp::RFC1123Time datenow = TimeStamp::now().asRFC1123Time();
print("%1: %2\n") << dateStr << ConstStrA(datenow);
}
if (!hasTransfEnc && useChunked && !closeConn)
print("%1: %2\n") << transfEnc << "chunked";
else
useChunked = false;
if (!hasConnection && closeConn)
print("%1: %2\n") << connectionStr << "close";
print("\n");
/* LogObject(THISLOCATION).progress("%7 - %3 %4 HTTP/%1.%2 %5 %6")
<< httpMajVer << httpMajVer << ConstStrA(method)
<< ConstStrA(path) << statusCode << statusMsgStr
<< getIfc<IHttpPeerInfo>().getPeerRealAddr();*/
responseHdrs.clear();
//for code 100 or 101, additional header will be next
if (statusCode == 100) {
//set status code 200 to simply processing reply (handler don't need to reset 100 status
statusCode = 200;
//unset message
this->statusMsg = HdrStr();
//now, handler can exit function with status 100 - when data arrives, onData will be called
} else {
//header sent, prevent sending new headers
bHeaderSent = true;
}
}
void WinHttpStream::initRequest()
{
TextParser<wchar_t> parser;
if (!parser(L"%1://%[*-_.a-zA-Z0-9:@]2%%[/](*)*3",url))
throw FileOpenError(THISLOCATION,ERROR_FILE_NOT_FOUND,url);
String protocol = parser[1].str();
String hostident = parser[2].str();
String::SplitIterator hostidentsplit = hostident.split('@');
String ident;
String domain;
domain = hostidentsplit.getNext();
while (hostidentsplit.hasItems()) {
ident = ident + domain + ConstStrW('@');
domain = hostidentsplit.getNext();
}
String path = parser[3].str();
natural port;
String username;
String password;
bool secure;
if (parser( L"%1:%u2",domain)) {
domain = parser[1].str();
port = parser[2];
secure = false;
} else if (protocol == ConstStrW(L"http")) {
port = INTERNET_DEFAULT_HTTP_PORT;
secure = false;
} else if (protocol == ConstStrW(L"https")) {
port = INTERNET_DEFAULT_HTTPS_PORT;
secure = true;
} else
throw FileOpenError(THISLOCATION,ERROR_NOT_FOUND,url);
if (!ident.empty()) {
if (parser(L"%1:%2@",ident)) {
username = parser[1].str();
password = parser[2].str();
} else {
throw FileMsgException(THISLOCATION,0,url,"Invalid identification field in the url");
}
}
DWORD accessType;
switch (settings.proxyMode) {
case pmManual: accessType = INTERNET_OPEN_TYPE_PROXY;
case pmDirect: accessType = INTERNET_OPEN_TYPE_DIRECT;
case pmAuto: accessType = INTERNET_OPEN_TYPE_PRECONFIG;
}
TextFormatBuff<wchar_t> fmt;
String proxyName;
if (accessType == INTERNET_OPEN_TYPE_PROXY) {
fmt(L"%1:%2") << settings.proxyAddr << settings.proxyPort;
proxyName = fmt.write();
}
if (hInternet) InternetCloseHandle(hInternet);
hInternet = InternetOpenW(settings.userAgent.cStr(),accessType,proxyName.cStr(),0,0);
if (hInternet == 0)
throw FileMsgException(THISLOCATION,GetLastError(),url,"Cannot initialize WinInet");
if (hConnect) InternetCloseHandle(hConnect);
hConnect = InternetConnectW(hInternet,domain.cStr(),(INTERNET_PORT)port,
username.empty()?0:username.cStr(),
password.empty()?0:password.cStr(),
INTERNET_SERVICE_HTTP ,0,0);
if (hConnect == 0)
throw FileMsgException(THISLOCATION,GetLastError(),url,"Cannot connect remote site");
DWORD reqFlags = INTERNET_FLAG_NO_UI |INTERNET_FLAG_HYPERLINK ;
if (redirDisabled) reqFlags|=INTERNET_FLAG_NO_AUTO_REDIRECT ;
if (!settings.cookiesEnabled) reqFlags|=INTERNET_FLAG_NO_COOKIES;
if (secure) reqFlags|=INTERNET_FLAG_SECURE;
hHTTPConn = HttpOpenRequestW(hConnect,String(method).cStr(),path.cStr(),
0,0,0,reqFlags,0);
if (hHTTPConn == 0)
throw FileMsgException(THISLOCATION,GetLastError(),url,"Cannot connect remote site");
AutoArray<wchar_t> hdrall;
for (HeaderMap::Iterator iter = hdrmap.getFwIter(); iter.hasItems();) {
const HeaderMap::Entity &e = iter.getNext();
fmt(L"%1: %2\n") << e.key << e.value;
hdrall.append(fmt.write());
}
if (!hdrall.empty() &&
!HttpAddRequestHeadersW(hHTTPConn,hdrall.data(),(DWORD)hdrall.length(),HTTP_ADDREQ_FLAG_REPLACE|HTTP_ADDREQ_FLAG_ADD))
throw FileMsgException(THISLOCATION,GetLastError(),url,"AddRequest failed");
if (!HttpSendRequestW(hHTTPConn,0,0,postBuffer.data(),(DWORD)postBuffer.length())) {
bool stillError = true;
DWORD dwError = GetLastError();
if (dwError == ERROR_INTERNET_INVALID_CA && settings.allowUntrustedCert) {
DWORD dwFlags;
DWORD dwBuffLen = sizeof(dwFlags);
InternetQueryOption (hHTTPConn, INTERNET_OPTION_SECURITY_FLAGS,
(LPVOID)&dwFlags, &dwBuffLen);
dwFlags |= SECURITY_FLAG_IGNORE_UNKNOWN_CA;
InternetSetOption (hHTTPConn, INTERNET_OPTION_SECURITY_FLAGS,
&dwFlags, sizeof (dwFlags) );
if (HttpSendRequestW(hHTTPConn,0,0,postBuffer.data(),(DWORD)postBuffer.length()))
stillError = false;
}
if (stillError)
throw FileMsgException(THISLOCATION,GetLastError(),url,"Failed to SendRequest");
}
postBuffer.clear();
}