SYNERGY-1085 Notificatons for unknown applications (#7066)

* SYNERGY-1085 Notificatons for unknown applications

* Update ChangeLog

ChangeLog

@@ -12,7 +12,7 @@ Bug fixes:
 - #7046 Fix MacOS 10.13 build
 - #7049 Scroll doesn't work in case of macOS is server
 - #7057 | #7058 Fix copy paste logic, when OS reported about clipboard update too late
-- #7055 Add secure input notification on Linux
+- #7055 | #7066 Add secure input notification on Linux
 - #7052 Add secure input notification on Windows
 - #7047 | #7060 Fix prevent sleep option on Mac and Windows
 - #7064 There is no secure input notification if user moves pointer between clients

src/lib/client/ServerProxy.cpp

@@ -919,12 +919,17 @@ ServerProxy::secureInputNotification()
     String app;
     ProtocolUtil::readf(m_stream, kMsgDSecureInputNotification + 4, &app);
 
-    String secureInputNotificationBody =
-        "'Secure input' enabled by " + app + " on the server. " \
-        "To fix the keyboard, " + app + " must be closed.";
-
     // display this notification on the client
-    AppUtil::instance().showNotification(
-                "The keyboard may stop working.",
-                secureInputNotificationBody);
+    if (app != "unknown") {
+        AppUtil::instance().showNotification(
+                    "The keyboard may stop working.",
+                    "'Secure input' enabled by " + app + " on the server. " \
+                    "To fix the keyboard, " + app + " must be closed.");
+    }
+    else {
+        AppUtil::instance().showNotification(
+                    "The keyboard may stop working.",
+                    "'Secure input' enabled by an application on the server. " \
+                    "To fix the keyboard, the application must be closed.");
+    }
 }

src/lib/server/PrimaryClient.cpp

@@ -270,13 +270,18 @@ PrimaryClient::getSecureInputApp() const
 void
 PrimaryClient::secureInputNotification(const String& app) const
 {
-    String secureInputNotificationBody =
-            "'Secure input' enabled by " + app + ". " \
-            "Close " + app + " to continue using keyboards on the clients.";
-
-    AppUtil::instance().showNotification(
-                "The client keyboards may stop working.",
-                secureInputNotificationBody);
+    if (app != "unknown") {
+        AppUtil::instance().showNotification(
+                    "The client keyboards may stop working.",
+                    "'Secure input' enabled by " + app + ". " \
+                    "Close " + app + " to continue using keyboards on the clients.");
+    }
+    else {
+        AppUtil::instance().showNotification(
+                    "The client keyboards may stop working.",
+                    "'Secure input' enabled by an application. " \
+                    "Close the application to continue using keyboards on the clients.");
+    }
 }
 
 void