[LON-CAPA-cvs] cvs: loncom /homework optionresponse.pm

[raeburn]

raeburn		Tue Nov  8 05:19:14 2011 EDT

  Modified files:              
    /loncom/homework	optionresponse.pm 
  Log:
  - Bug 5817.
  
  
Index: loncom/homework/optionresponse.pm
diff -u loncom/homework/optionresponse.pm:1.181 loncom/homework/optionresponse.pm:1.182
--- loncom/homework/optionresponse.pm:1.181	Fri Oct  7 22:39:59 2011
+++ loncom/homework/optionresponse.pm	Tue Nov  8 05:19:14 2011
@@ -1,7 +1,7 @@
 # LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: optionresponse.pm,v 1.181 2011/10/07 22:39:59 raeburn Exp $
+# $Id: optionresponse.pm,v 1.182 2011/11/08 05:19:14 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -209,7 +209,7 @@
     my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
 					       $safeeval,'-2');
     if ($target eq 'web' || $target eq 'tex') {
-      $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices, at opt);
+      $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,$tex_option_switch, at opt);
       $Apache::lonxml::post_evaluate=0;
     } elsif ( $target eq 'answer') {
       $result.=&displayanswers($max,$randomize, at opt);
@@ -485,7 +485,8 @@
 }
 
 sub displayfoils {
-  my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices, at opt)=@_;
+  my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,
+      $tex_option_switch, at opt)=@_;
   if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
   my @names = @{ $Apache::response::foilgroup{'names'} };
   my @truelist;
@@ -495,7 +496,9 @@
   my $displayoptionintex=1;
   my @alphabet = ('A'..'Z');
   my @whichopt = &whichfoils($max,$randomize);
-  &check_for_invalid(\@whichopt,\@opt);
+  unless (($target eq 'tex') && ($tex_option_switch eq 'nochoice')) {
+      &check_for_invalid(\@whichopt,\@opt);
+  }
   my $part=$Apache::inputtags::part;
   my $id=$Apache::inputtags::response[-1];
   my $break;