void SslTlsSocket::handleStateChanged()
{
/* Qt delivers the stateChanged() signal before the error() one.
That's a problem because we really want to provide a nice error message
to the user and QAbstractSocket::error() is not set yet by the time this
function executes. That's why we have to delay the first disconnected() signal. */
QAbstractSocket *sock = qobject_cast<QAbstractSocket *>(d);
Q_ASSERT(sock);
QString proxyMsg;
switch (sock->proxy().type()) {
case QNetworkProxy::NoProxy:
break;
case QNetworkProxy::HttpCachingProxy:
Q_ASSERT_X(false, "proxy detection",
"Qt should have returned a proxy capable of tunneling, but we got back an HTTP proxy.");
break;
case QNetworkProxy::FtpCachingProxy:
Q_ASSERT_X(false, "proxy detection",
"Qt should have returned a proxy capable of tunneling, but we got back an FTP proxy.");
break;
case QNetworkProxy::DefaultProxy:
proxyMsg = tr(" (via proxy %1)").arg(sock->proxy().hostName());
break;
case QNetworkProxy::Socks5Proxy:
proxyMsg = tr(" (via SOCKS5 proxy %1)").arg(sock->proxy().hostName());
break;
case QNetworkProxy::HttpProxy:
proxyMsg = tr(" (via HTTP proxy %1)").arg(sock->proxy().hostName());
break;
}
switch (sock->state()) {
case QAbstractSocket::HostLookupState:
emit stateChanged(Imap::CONN_STATE_HOST_LOOKUP, tr("Looking up %1%2...").arg(host,
sock->proxy().capabilities().testFlag(QNetworkProxy::HostNameLookupCapability) ?
proxyMsg : QString()));
break;
case QAbstractSocket::ConnectingState:
emit stateChanged(Imap::CONN_STATE_CONNECTING, tr("Connecting to %1:%2%3%4...").arg(
host, QString::number(port), startEncrypted ? tr(" (SSL)") : QString(),
sock->proxy().capabilities().testFlag(QNetworkProxy::TunnelingCapability) ?
proxyMsg : QString()));
break;
case QAbstractSocket::BoundState:
case QAbstractSocket::ListeningState:
break;
case QAbstractSocket::ConnectedState:
if (! startEncrypted) {
emit stateChanged(Imap::CONN_STATE_CONNECTED_PRETLS_PRECAPS, tr("Connected"));
} else {
emit stateChanged(Imap::CONN_STATE_SSL_HANDSHAKE, tr("Negotiating encryption..."));
}
break;
case QAbstractSocket::UnconnectedState:
case QAbstractSocket::ClosingState:
disconnectedMessage = tr("Socket is disconnected: %1").arg(sock->errorString());
delayedDisconnect->start();
break;
}
}
void SslTlsSocket::handleSocketError(QAbstractSocket::SocketError err)
{
Q_UNUSED(err);
QAbstractSocket *sock = qobject_cast<QAbstractSocket *>(d);
Q_ASSERT(sock);
delayedDisconnect->stop();
emit disconnected(tr("The underlying socket is having troubles when processing connection to %1:%2: %3").arg(
host, QString::number(port), sock->errorString()));
}
void Graph::onSocketError(QAbstractSocket::SocketError)
{
QAbstractSocket *socket = (QAbstractSocket *)sender();
qDebug() << " socket error: " << socket->errorString();
socket->deleteLater();
}
