[LON-CAPA-cvs] cvs: loncom /interface lonprintout.pm

[raeburn]

raeburn		Sun Dec 30 19:53:35 2018 EDT

  Modified files:              
    /loncom/interface	lonprintout.pm 
  Log:
  - Only call lonenc::check_encrypt() if there's something to encrypt.
  
  
Index: loncom/interface/lonprintout.pm
diff -u loncom/interface/lonprintout.pm:1.666 loncom/interface/lonprintout.pm:1.667
--- loncom/interface/lonprintout.pm:1.666	Sat Dec 29 23:24:40 2018
+++ loncom/interface/lonprintout.pm	Sun Dec 30 19:53:34 2018
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Printout
 #
-# $Id: lonprintout.pm,v 1.666 2018/12/29 23:24:40 raeburn Exp $
+# $Id: lonprintout.pm,v 1.667 2018/12/30 19:53:34 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4081,10 +4081,11 @@
     }
     if ($env{'form.url'}) {
         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
-
     }
-    $helper->{VARS}->{'symb'}=
-	&Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
+    if ($helper->{VARS}->{'symb'} ne '') {
+        $helper->{VARS}->{'symb'}=
+	    &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
+    }
     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}