void QNetworkAccessManagerPrivate::proxyAuthenticationRequired(QNetworkAccessBackend *backend,
const QNetworkProxy &proxy,
QAuthenticator *authenticator)
{
Q_Q(QNetworkAccessManager);
// ### FIXME Tracking of successful authentications
// This code is a bit broken right now for SOCKS authentication
// first request: proxyAuthenticationRequired gets emitted, credentials gets saved
// second request: (proxy != backend->reply->lastProxyAuthentication) does not evaluate to true,
// proxyAuthenticationRequired gets emitted again
// possible solution: some tracking inside the authenticator
// or a new function proxyAuthenticationSucceeded(true|false)
if (proxy != backend->reply->lastProxyAuthentication) {
QNetworkAuthenticationCredential cred = authenticationManager->fetchCachedProxyCredentials(proxy);
if (!cred.isNull()) {
authenticator->setUser(cred.user);
authenticator->setPassword(cred.password);
return;
}
}
// if we emit a signal here in synchronous mode, the user might spin
// an event loop, which might recurse and lead to problems
if (backend->isSynchronous())
return;
backend->reply->lastProxyAuthentication = proxy;
emit q->proxyAuthenticationRequired(proxy, authenticator);
authenticationManager->cacheProxyCredentials(proxy, authenticator);
}
void QNetworkAccessManagerPrivate::authenticationRequired(QNetworkAccessBackend *backend,
QAuthenticator *authenticator)
{
Q_Q(QNetworkAccessManager);
// FIXME: Add support for domains (i.e., the leading path)
QUrl url = backend->reply->url;
// don't try the cache for the same URL twice in a row
// being called twice for the same URL means the authentication failed
// also called when last URL is empty, e.g. on first call
if (backend->reply->urlForLastAuthentication.isEmpty()
|| url != backend->reply->urlForLastAuthentication) {
QNetworkAuthenticationCredential cred = authenticationManager->fetchCachedCredentials(url, authenticator);
if (!cred.isNull()) {
authenticator->setUser(cred.user);
authenticator->setPassword(cred.password);
backend->reply->urlForLastAuthentication = url;
return;
}
}
// if we emit a signal here in synchronous mode, the user might spin
// an event loop, which might recurse and lead to problems
if (backend->isSynchronous())
return;
backend->reply->urlForLastAuthentication = url;
emit q->authenticationRequired(backend->reply->q_func(), authenticator);
authenticationManager->cacheCredentials(url, authenticator);
}
QNetworkAuthenticationCredential
QNetworkAccessAuthenticationManager::fetchCachedProxyCredentials(const QNetworkProxy &p,
const QAuthenticator *authenticator)
{
QNetworkProxy proxy = p;
if (proxy.type() == QNetworkProxy::DefaultProxy) {
proxy = QNetworkProxy::applicationProxy();
}
if (!proxy.password().isEmpty())
return QNetworkAuthenticationCredential(); // no need to set credentials if it already has them
QString realm;
if (authenticator)
realm = authenticator->realm();
QMutexLocker mutexLocker(&mutex);
QByteArray cacheKey = proxyAuthenticationKey(proxy, realm);
if (cacheKey.isEmpty())
return QNetworkAuthenticationCredential();
if (!authenticationCache.hasEntry(cacheKey))
return QNetworkAuthenticationCredential();
QNetworkAuthenticationCache *auth =
static_cast<QNetworkAuthenticationCache *>(authenticationCache.requestEntryNow(cacheKey));
QNetworkAuthenticationCredential cred = *auth->findClosestMatch(QString());
authenticationCache.releaseEntry(cacheKey);
// proxy cache credentials always have exactly one item
Q_ASSERT_X(!cred.isNull(), "QNetworkAccessManager",
"Internal inconsistency: found a cache key for a proxy, but it's empty");
return cred;
}
void QNetworkAccessManagerPrivate::authenticationRequired(QAuthenticator *authenticator,
QNetworkReply *reply,
bool synchronous,
QUrl &url,
QUrl *urlForLastAuthentication)
{
Q_Q(QNetworkAccessManager);
// don't try the cache for the same URL twice in a row
// being called twice for the same URL means the authentication failed
// also called when last URL is empty, e.g. on first call
if (urlForLastAuthentication->isEmpty()
|| url != *urlForLastAuthentication) {
QNetworkAuthenticationCredential cred = authenticationManager->fetchCachedCredentials(url, authenticator);
if (!cred.isNull()) {
authenticator->setUser(cred.user);
authenticator->setPassword(cred.password);
*urlForLastAuthentication = url;
return;
}
}
// if we emit a signal here in synchronous mode, the user might spin
// an event loop, which might recurse and lead to problems
if (synchronous)
return;
*urlForLastAuthentication = url;
emit q->authenticationRequired(reply, authenticator);
authenticationManager->cacheCredentials(url, authenticator);
}
void QNetworkAccessManagerPrivate::proxyAuthenticationRequired(QNetworkAccessBackend *backend,
const QNetworkProxy &proxy,
QAuthenticator *authenticator)
{
Q_Q(QNetworkAccessManager);
QAuthenticatorPrivate *priv = QAuthenticatorPrivate::getPrivate(*authenticator);
if (proxy != backend->reply->lastProxyAuthentication && (!priv || !priv->hasFailed)) {
QNetworkAuthenticationCredential cred = authenticationManager->fetchCachedProxyCredentials(proxy);
if (!cred.isNull()) {
authenticator->setUser(cred.user);
authenticator->setPassword(cred.password);
return;
}
}
// if we emit a signal here in synchronous mode, the user might spin
// an event loop, which might recurse and lead to problems
if (backend->isSynchronous())
return;
backend->reply->lastProxyAuthentication = proxy;
emit q->proxyAuthenticationRequired(proxy, authenticator);
authenticationManager->cacheProxyCredentials(proxy, authenticator);
}
