--- loncom/homework/optionresponse.pm	2002/04/25 21:35:30	1.38
+++ loncom/homework/optionresponse.pm	2002/08/26 18:15:22	1.46
@@ -1,7 +1,7 @@
-# The LearningOnline Network with CAPA
+# LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: optionresponse.pm,v 1.38 2002/04/25 21:35:30 sakharuk Exp $
+# $Id: optionresponse.pm,v 1.46 2002/08/26 18:15:22 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -63,7 +63,6 @@ sub start_optionresponse {
     my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
     push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
   }
-#  if ($target eq 'tex') {$result .= '\begin{enumerate}';}
   return $result;
 }
 
@@ -74,16 +73,15 @@ sub end_optionresponse {
   &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
   my $result;
   if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
-#  if ($target eq 'tex') {$result .= '\end{enumerate}';}
   return $result;
 }
 
-%Apache::response::foilgroup={};
+%Apache::response::foilgroup=();
 sub start_foilgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
 
   my $result='';
-  %Apache::response::foilgroup={};
+  %Apache::response::foilgroup=();
   $Apache::optionresponse::conceptgroup=0;
   &Apache::response::setrandomnumber();
   if ($target eq 'edit') {
@@ -132,7 +130,7 @@ ENDTABLE
     if ($optchanged) {
       $result = "<foilgroup options=\"(";
       foreach my $option (@options) {
-	$option=~s/\'/\\\'/;
+	$option=~s/\'/\\\'/g;
 	&Apache::lonxml::debug("adding option :$option:");
 	$result .="'".$option."',";
       }
@@ -140,7 +138,9 @@ ENDTABLE
       $result.=')">';
     } # else nothing changed so just use the default mechanism
   }
-  if ($target eq 'tex') {$result .= '\begin{enumerate}';}
+  if ($target eq 'tex') {
+      $result .= ' \begin{enumerate} ';
+  }
   return $result;
 }
 
@@ -229,6 +229,7 @@ sub getfoilcounts {
   my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
   # +1 since instructors will count from 1
   my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
+  if (&Apache::response::showallfoils()) { $max=$count; }
   return ($count,$max);
 }
 
@@ -238,7 +239,12 @@ sub whichfoils {
   my @whichopt =();
   while ((($#whichopt+1) < $max) && ($#names > -1)) {
     &Apache::lonxml::debug("Have $#whichopt max is $max");
-    my $aopt=int(rand($#names+1));
+    my $aopt;
+    if (&Apache::response::showallfoils()) {
+      $aopt=0;
+    } else {
+      $aopt=int(rand($#names+1));
+    }
     &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
     $aopt=splice(@names,$aopt,1);
     &Apache::lonxml::debug("Picked $aopt");
@@ -267,7 +273,7 @@ sub displayfoils {
   my @falselist;
   my $result;
   my $name;
-  $Apache::optionresponse::displayoptionintex=0;
+  my $displayoptionintex=0;
   my @whichopt = &whichfoils($max);
   my $part=$Apache::inputtags::part;
   my $id=$Apache::inputtags::response[-1];
@@ -276,10 +282,15 @@ sub displayfoils {
       if ($target eq 'web') {
 	  $result.="<br />";
       } elsif ($target eq 'tex') {
-	$result.='\newline';
+	  $result.='\vskip 0 mm ';
+      }
+      if ($target ne 'tex') {
+	  $result .=$Apache::response::foilgroup{$name.'.value'}.
+	      ":".$Apache::response::foilgroup{$name.'.text'}."\n";
+      } else {
+ 	  $result .='\item '.$Apache::response::foilgroup{$name.'.value'}.
+	      ":".$Apache::response::foilgroup{$name.'.text'}."\n";
       }
-      $result .=$Apache::response::foilgroup{$name.'.value'}.
-	  ":".$Apache::response::foilgroup{$name.'.text'}."\n";
     }
   } else {
     my $temp=1;
@@ -301,16 +312,28 @@ sub displayfoils {
 		  ."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
 	  $temp++;
       } else {
-	  if ($Apache::optionresponse::displayoptionintex == 0) {
-              my $durtyoptionlist = $optionlist;
-	      $durtyoptionlist =~ s/<option><\/option>/\\item \[\] The possible answers are:/;
-	      $durtyoptionlist =~ s/<option>/{\\bf /g;
-	      $durtyoptionlist =~ s/<\/option>/},/g;
-	      $durtyoptionlist =~ s/,$/\./g;
-	      $result.= $durtyoptionlist.$Apache::response::foilgroup{$name.'.text'};
-	      $Apache::optionresponse::displayoptionintex=1;
+	  if ($displayoptionintex == 0) {
+              my $texoptionlist = $optionlist;
+	      $texoptionlist =~ s/<option><\/option>/\\item \[\] The possible answers are:/;
+	      $texoptionlist =~ s/<option>/{\\bf /g;
+	      $texoptionlist =~ s/<option selected="on">/{\\bf /g;
+	      $texoptionlist =~ s/<\/option>/},/g;
+	      $texoptionlist =~ s/,$/\./g;
+	      $texoptionlist =~ s/>/\$>\$/g;
+	      $texoptionlist =~ s/</\$<\$/g;
+	      $texoptionlist =~ s/=/\$=\$/g;
+	      if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
+		  $result.= $texoptionlist.$Apache::response::foilgroup{$name.'.text'};
+	      } else {
+		  $result.= $texoptionlist.'\item '.$Apache::response::foilgroup{$name.'.text'};
+	      }
+	      $displayoptionintex=1;
 	  } else {
-	      $result.= $Apache::response::foilgroup{$name.'.text'};
+	      if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
+		  $result.= $Apache::response::foilgroup{$name.'.text'};
+	      } else {
+		  $result.= '\item '.$Apache::response::foilgroup{$name.'.text'};
+	      }
 	  }
       } 
     }
@@ -327,7 +350,7 @@ sub displayfoils {
 sub start_conceptgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   $Apache::optionresponse::conceptgroup=1;
-  %Apache::response::conceptgroup={};
+  %Apache::response::conceptgroup=();
   my $result;
   if ($target eq 'edit') {
     $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
@@ -405,7 +428,6 @@ sub start_foil {
     my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'value','name');
     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
   } 
-  if ($target eq 'tex') {$result .= '\item ';}
   return $result;
 }
 
@@ -424,14 +446,19 @@ sub end_foil {
       &Apache::lonxml::debug("Got a name of :$name:");
       if (!$name) { $name=$Apache::lonxml::curdepth; }
       &Apache::lonxml::debug("Using a name of :$name:");
-      if ( $Apache::optionresponse::conceptgroup ) {
+      if ( $Apache::optionresponse::conceptgroup
+	   && !&Apache::response::showallfoils() ) {
 	push @{ $Apache::response::conceptgroup{'names'} }, $name;
 	$Apache::response::conceptgroup{"$name.value"} = $value;
-	$Apache::response::conceptgroup{"$name.text"} = $text;	
+	$Apache::response::conceptgroup{"$name.text"} = $text;
       } else {
 	push @{ $Apache::response::foilgroup{'names'} }, $name;
-	$Apache::response::foilgroup{"$name.value"} = $value;
-	$Apache::response::foilgroup{"$name.text"} = $text;
+        if ($target eq 'tex') {
+	    $Apache::response::foilgroup{"$name.text"} = '\item '.$text;
+	} else {
+	    $Apache::response::foilgroup{"$name.value"} = $value;
+	    $Apache::response::foilgroup{"$name.text"} = $text;
+	}
       }
     }
   }