--- loncom/homework/optionresponse.pm	2006/02/02 20:36:07	1.131
+++ loncom/homework/optionresponse.pm	2010/02/05 15:34:02	1.159
@@ -1,7 +1,7 @@
 # LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: optionresponse.pm,v 1.131 2006/02/02 20:36:07 albertel Exp $
+# $Id: optionresponse.pm,v 1.159 2010/02/05 15:34:02 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -25,6 +25,11 @@
 #
 # http://www.lon-capa.org/
 #
+
+
+
+
+
 package Apache::optionresponse;
 use strict;
 use Apache::response();
@@ -45,21 +50,23 @@ sub start_optionresponse {
   %Apache::hint::option=();
   undef(%Apache::response::foilnames);
   if ($target eq 'edit') {
-    $result.=&Apache::edit::start_table($token).
-	"<tr><td>Multiple Option Response Question ".
-	&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".
-	&Apache::edit::deletelist($target,$token)
-	."</td><td>&nbsp;".
-        &Apache::edit::end_row().
-        &Apache::edit::start_spanning_row().
-        "\n";
+    $result.=&Apache::edit::start_table($token)
+       .'<tr><td><span class="LC_nobreak">'.&mt('Multiple Option Response Question').'</span> '
+       .&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td>"
+       .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
+       .&Apache::edit::deletelist($target,$token)
+       .'</span></td>'
+       ."<td>&nbsp;"
+       .&Apache::edit::end_row()
+       .&Apache::edit::start_spanning_row()
+       ."\n";
     $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
 				     $token,'4').
-        &Apache::edit::select_arg('Randomize Foil Order','randomize',
+        &Apache::edit::select_arg('Randomize Foil Order:','randomize',
 				  ['yes','no'],$token).
         &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
-				  [['horizontal',&mt('Normal list')],
-				   ['vertical',&mt('Listed in a vertical column')]],$token).
+				  [['horizontal','Normal list'],
+				   ['vertical','Listed in a vertical column']],$token).
         &Apache::edit::end_row().&Apache::edit::start_spanning_row();
   } elsif ($target eq 'modified') {
     my $constructtag=&Apache::edit::get_new_args($token,$parstack,
@@ -70,7 +77,10 @@ sub start_optionresponse {
     $result=&Apache::response::meta_package_write('optionresponse');
   } elsif ($target eq 'analyze') {
     my $part_id="$Apache::inputtags::part.$id";
+    $Apache::lonhomework::analyze{"$part_id.type"} = 'optionresponse';
     push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
+    push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} }, 1);
+
   }
   return $result;
 }
@@ -114,6 +124,9 @@ sub start_foilgroup {
         <td>Delete an Option:
 	  <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
 ENDTABLE
+    $result.= &Apache::edit::checked_arg('Print options:','texoptions',
+					 [ ['nochoice','Don\'t show option list'] ]
+					 ,$token);
     $result.= &Apache::edit::end_row();
     $result.= &Apache::edit::start_spanning_row();
     $result.= $insertlist.'<br />';
@@ -137,7 +150,9 @@ ENDTABLE
       }
       $optchanged=1;
     }
-    if ($optchanged) {
+    my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
+						 ('texoptions'));
+    if ($optchanged || $rebuildtag ) {
       $result = "<foilgroup options=\"(";
       foreach my $option (@options) {
 	$option=~s/\'/\\\'/g;
@@ -145,12 +160,18 @@ ENDTABLE
 	$result .="'".$option."',";
       }
       chop $result;
-      $result.=')">';
+      $result.=')" ';
+      $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
+      $result .= '>';
     } # else nothing changed so just use the default mechanism
   }
   if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
+    if($env{'form.pdfFormFields'} ne 'yes') {
       $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}
                    \begin{enumerate} ';
+    } else {
+      $result .= "\\\\";
+    }
   }
   return $result;
 }
@@ -176,8 +197,10 @@ sub end_foilgroup {
 					       $safeeval,'-2');
     if ($target eq 'web' || $target eq 'tex') {
       $result.=&displayfoils($target,$max,$randomize,$TeXlayout,@opt);
+      $Apache::lonxml::post_evaluate=0;
     } elsif ( $target eq 'answer') {
       $result.=&displayanswers($max,$randomize,@opt);
+      
     } elsif ( $target eq 'analyze') {
 	my @shown = &whichfoils($max,$randomize);
 	&Apache::response::analyze_store_foilgroup(\@shown,
@@ -266,12 +289,23 @@ sub end_foilgroup {
 	}
       }
     }
-    &Apache::lonxml::increment_counter(&getfoilcounts($max));
+    my $part_id     = $Apache::inputtags::part;
+    my $response_id = $Apache::inputtags::response[-1];
+    &Apache::lonxml::increment_counter(&getfoilcounts($max),
+				       "$part_id.$response_id");
+    if ($target eq 'analyze') {
+	&Apache::lonhomework::set_bubble_lines();
+    }
+
   } elsif ($target eq 'edit') {
     $result.=&Apache::edit::end_table();
   }
   if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
+    if($env{'form.pdfFormFields'} ne 'yes') {
       $result .= '\end{enumerate}';
+    } else {
+      $result .= "\\\\";
+    }
   }
   &Apache::response::poprandomnumber();
   return $result;
@@ -404,19 +438,64 @@ sub displayfoils {
       }
       my $lastopt=$lastresponse{$name};
       my $optionlist="<option></option>\n";
+
+      if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
+         && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+          my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
+          $optionlist =  &Apache::lonxml::print_pdf_start_combobox($fieldname);
+      }
+
       foreach my $option (@opt) {
 	  my $escopt=&HTML::Entities::encode($option,'\'"&<>');
-	  if ($option eq $lastopt) {
-	      $optionlist.="<option value='".$escopt."' selected=\"on\">$option</option>\n";
-	  } else {
-	      $optionlist.="<option value='".$escopt."'>$option</option>\n";
-	  }
-      }
+          if ($option eq $lastopt) {
+              if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
+                  && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+                  $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
+              } else {
+                  $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
+              }
+          } else {
+              if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
+                  && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+                  $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
+              } else {
+                  $optionlist.="<option value='".$escopt."'>$option</option>\n";
+              }
+          }
+      }
+# debug for checkbox
+      my $checkboxopt='';
+# end debug for checkbox
       if ($target ne 'tex') {
 	  if ($Apache::lonhomework::type ne 'exam') {
-	      $optionlist='<select name="HWVAL_'.
+# we are on the web, this is not an exam, and the problem can be answered
+              if ($checkboxopt) {
+# generate checkboxes
+                  my $fieldname=$Apache::inputtags::response['-1'].':'.$temp;
+                  my $altopt=$opt[0];
+                  if ($opt[0] eq $checkboxopt) {
+                     $altopt=$opt[1];
+                  }
+                  my $defopt=$lastopt;
+                  unless ($defopt) { $defopt=$altopt; }
+                  my $escdefopt=&HTML::Entities::encode($defopt,'\'"&<>');
+                  my $esccheckboxopt=&HTML::Entities::encode($checkboxopt,'\'"&<>');
+                  my $escaltopt=&HTML::Entities::encode($altopt,'\'"&<>');
+# checkboxopt is how the box is labelled
+# altopt is the alternative option
+# lastopt is what the user submitted before
+# defopt is what the field is going to start out with: either previous choice or altopt
+# fieldname is this input field's name after HWVAL_
+                  $optionlist='<input type="hidden" name="HWVAL_'.$fieldname.'" value="'.$escdefopt.'" />'.
+                  '<label><input type="checkbox" name="HWCHK_'.$fieldname.'" onclick="javascript:if (this.form.elements[\'HWCHK_'.
+                  $fieldname.'\'].checked) { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$esccheckboxopt.'\'; } else { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$escaltopt.'\'; };setSubmittedPart(\''.$part.'\');"'.($defopt eq $checkboxopt?' checked="checked"':'').' /><i>'.$checkboxopt.":</i></label>\n";
+              } else {
+# classic selection list
+	          $optionlist='<select onchange="javascript:setSubmittedPart(\''.
+		  $part.'\');" name="HWVAL_'.
 		  $Apache::inputtags::response['-1'].':'.$temp.'">'.
 		  $optionlist."</select>\n";
+              }
 	  } else {
 	      $optionlist='<u>'.('&nbsp;'x10).'</u>';
 	  }
@@ -441,19 +520,24 @@ sub displayfoils {
 	      $texoptionlist = &optionlist_correction($TeXlayout,@opt);
 	  }
 	  if ($text=~/<drawoptionlist\s*\/>/) {
-	      $text=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
+	      $text=~s|<drawoptionlist\s*\/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |g;
 	  }
 
 	  if ($text=~m/\\item /) {
 	      if ($Apache::lonhomework::type eq 'exam') {
 	          $text=~s/\\item/\\vskip 2 mm/;
-	      }
-	      $result.= $texoptionlist.$text;
-	  } else {
+	      } elsif ($env{'form.pdfFormFields'} ne 'yes') {
+                  $result.= $texoptionlist.$text;
+              }
+          } else {
 	      if ($Apache::lonhomework::type eq 'exam') {
 		  $result.= $texoptionlist.'  '.$text;
-	      } else {
-		  if ($text=~/\S/) {$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;} else {$result.= $texoptionlist;}
+	      } elsif ($env{'form.pdfFormFields'} ne 'yes') {
+		  if ($text=~/\S/) {
+                      $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
+                  } else {
+                      $result.= $texoptionlist;
+                  }
 	      }
 	  }
 	  if ($Apache::lonhomework::type eq 'exam') {
@@ -462,10 +546,23 @@ sub displayfoils {
 		  '\end{enumerate} \vskip -8 mm \strut ';
 	      $internal_counter++;
 	  }
+          if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
+              && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+              $text =~ s/\\item//m;
+              $result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
+              $temp++;
+          }
 	  $displayoptionintex=0;
       }
     }
   }
+
+  if ($target eq 'web') {
+      &Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,
+						[\@whichopt,
+						 'submissiongrading']);
+  }
+
   if ($target ne 'tex') {
       return $result.$break;
   } else {
@@ -476,7 +573,7 @@ sub displayfoils {
 
 sub optionlist_correction {
     my ($TeXlayout,@options) = @_;
-    my $texoptionlist='\\item [] Choices: ';
+    my $texoptionlist='\\item [] '.&mt('Choices:').' ';
     if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
     if (scalar(@options) > 0) {
 	foreach my $option (@options) {
@@ -524,25 +621,32 @@ sub webbubbles {
 
 
 sub bubbles {
-    my ($ralphabet,$ropt,$response) = @_;
+    my ($ralphabet,$ropt,$response, $max_width) = @_;
     my @alphabet = @$ralphabet;
     my @opt = @$ropt;
     my ($result,$head,$line) =('','','');
     my $number_of_bubbles = $#opt + 1;
     my $current_length = 0;
     my $textwidth;
-    if ($env{'form.textwidth'} ne '') {
+    if (defined($max_width)) {
+	$textwidth=$max_width;
+	&Apache::lonxml::debug("Max width passed in: $max_width");
+    } elsif ($env{'form.textwidth'} ne '') {
 	$env{'form.textwidth'}=~/(\d+)/;
 	$textwidth=$1;
+	&Apache::lonxml::debug("Max width from form: $textwidth");
     } else {
 	$env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
 	$textwidth=$1.'.'.$2;
+	&Apache::lonxml::debug("Max width defaults? $textwidth");
     }
+    &Apache::lonxml::debug("Final maxwidth: $textwidth");
     for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
 	my $leftmargin;
 	$opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
 	if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
 	if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
+
 	$current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
 	if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
 	    $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
@@ -650,12 +754,12 @@ sub end_foil {
       my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
       &Apache::lonxml::debug("Got a name of :$name:");
       if ($name eq "") {
-	  &Apache::lonxml::warning("Foils without names exist. This can cause problems to malfunction.");
+	  &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
 	  $name=$Apache::lonxml::curdepth;
       }
       &Apache::lonxml::debug("Using a name of :$name:");
       if (defined($Apache::response::foilnames{$name})) {
-	  &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
+	  &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",'<b><tt>'.$name.'</tt></b>'));
       }
       $Apache::response::foilnames{$name}++;
       my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
@@ -681,25 +785,90 @@ sub end_foil {
 
 sub start_drawoptionlist {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-    if ($target ne 'meta') {
+    if ($target !~ /^(?:meta|answer|modified|edit)$/) {
 	return $token->[4];
     }
 }
 
 sub end_drawoptionlist {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-    if ($target ne 'meta') {
+    if ($target !~ /^(?:meta|answer|modified|edit)$/) {
 	return $token->[2];
     }
 }
 
 sub insert_foil {
-  return '
+    return '
 <foil name="" value="unused">
 <startouttext />
 <endouttext />
 </foil>';
 }
+
+sub insert_drawoptionlist {
+    return '<drawoptionlist />';
+}
 1;
 __END__
  
+=head1 NAME
+
+Apache::optionresponse.pm;
+
+=head1 SYNOPSIS
+
+Handles tags associated with showing a list of
+options.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 HANDLER SUBROUTINE
+
+start_optionresponse()
+
+=head1 OTHER SUBROUTINES
+
+=over
+
+=item end_optionresponse()
+
+=item start_foilgroup()
+
+=item end_foilgroup()
+
+=item getfoilcounts()
+
+=item displayanswers()
+
+=item check_for_invalid()
+
+=item displayfoils()
+
+=item optionlist_correction()
+
+=item webbubbles()
+
+=item bubbles()
+
+=item start_conceptgroup()
+
+=item end_conceptgroup()
+
+=item insert_conceptgroup()
+
+=item start_foil()
+
+=item end_foil()
+
+=item start_drawoptionlist()
+
+=item end_drawoptionlist()
+
+=item insert_foil()
+
+=item insert_drawoptionlist()
+
+=back
+
+=cut