- kopieren von fragen erschweren

cis/testtool/login.php

@@ -434,6 +434,26 @@ if (isset($_POST['save']) && isset($_SESSION['prestudent_id']))
 				});';
 		?>
 
+		$(document).bind('cut copy paste', function(e)
+		{
+			if (document.querySelector('.frage'))
+			{
+				e.preventDefault();
+			}
+		});
+
+		$(document).on("keydown", function (e)
+		{
+			if (((e.ctrlKey || e.metaKey) && e.keyCode === 85) || e.keyCode === 123)
+			{
+				e.preventDefault();
+			}
+		});
+
+		$(document).on("contextmenu", function (e)
+		{
+			e.preventDefault();
+		});
 		// If Browser is any other than Mozilla Firefox and the test includes any MathML,
 		// show message to use Mozilla Firefox
 		var ua = navigator.userAgent;