Merge pull request #6679 from nicerloop/zeroconf-announce-screen-name

Use screen name instead of IP address to announce server through zeroconf

ChangeLog

@@ -12,12 +12,13 @@ Bug fixes:
 - #4036 Client cursor constrained to old resolution
 
 Enhancements:
-- #6666 Add doxygen documentation output from piplines
+- #6666 Add doxygen documentation output from pipelines
 - #6674 Debian 10 X11 build for CI
 - #6714 Added windows core binaries upload to sandor
 - #6715 Updated language file from Crowdin
 - #6688 Fully migrate CI from Jenkins to Azure Pipelines
 - #6718 Action to test PR's for updated changelog
+- #6722 Allow servers to be announced by screen name instead of IP
 
 Features:
 - #6538 System-wide config for all system users

src/gui/src/ZeroconfService.cpp

@@ -101,27 +101,6 @@ void ZeroconfService::errorHandle(DNSServiceErrorType errorCode)
         tr("Error code: %1.").arg(errorCode));
 }
 
-QString ZeroconfService::getLocalIPAddresses()
-{
-    QStringList addresses;
-    foreach (const QHostAddress& address, QNetworkInterface::allAddresses()) {
-        if (address.protocol() == QAbstractSocket::IPv4Protocol &&
-            address != QHostAddress(QHostAddress::LocalHost)) {
-            addresses.append(address.toString());
-        }
-    }
-
-    foreach (const QString& preferedIP, preferedIPAddress) {
-        foreach (const QString& address, addresses) {
-            if (address.startsWith(preferedIP)) {
-                return address;
-            }
-        }
-    }
-
-    return "";
-}
-
 bool ZeroconfService::registerService(bool server)
 {
     bool result = true;
@@ -137,20 +116,10 @@ bool ZeroconfService::registerService(bool server)
         else {
             m_pZeroconfRegister = new ZeroconfRegister(this);
             if (server) {
-                QString localIP = getLocalIPAddresses();
-                if (localIP.isEmpty()) {
-                    QMessageBox::warning(
-                        m_pMainWindow, tr("Synergy Auto Config"),
-                        tr("Failed to get local IP address. "
-                           "Please manually type in server address "
-                           "on your clients"));
-                }
-                else {
-                    m_pZeroconfRegister->registerService(
-                        ZeroconfRecord(tr("%1").arg(localIP),
-                        QLatin1String(m_ServerServiceName), QString()),
-                        m_zeroconfServer.serverPort());
-                }
+                m_pZeroconfRegister->registerService(
+                    ZeroconfRecord(tr("%1").arg(m_pMainWindow->getScreenName()),
+                    QLatin1String(m_ServerServiceName), QString()),
+                    m_zeroconfServer.serverPort());
             }
             else {
                 m_pZeroconfRegister->registerService(

src/gui/src/ZeroconfService.h

@@ -42,7 +42,6 @@ private slots:
     void errorHandle(DNSServiceErrorType errorCode);
 
 private:
-    QString getLocalIPAddresses();
     bool registerService(bool server);
 
 private: