--- loncom/homework/radiobuttonresponse.pm 2006/11/27 11:42:40 1.107
+++ loncom/homework/radiobuttonresponse.pm 2007/06/19 10:00:23 1.116
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# mutliple choice style responses
#
-# $Id: radiobuttonresponse.pm,v 1.107 2006/11/27 11:42:40 foxr Exp $
+# $Id: radiobuttonresponse.pm,v 1.116 2007/06/19 10:00:23 foxr Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -31,8 +31,9 @@ use strict;
use HTML::Entities();
use Apache::lonlocal;
use Apache::lonnet;
+use Apache::response;
-my $exam_max_bubbles = 10;
+my $bubbles_per_line = 10;
BEGIN {
&Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
@@ -41,6 +42,7 @@ BEGIN {
sub start_radiobuttonresponse {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result;
+
#when in a radiobutton response use these
&Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
push (@Apache::lonxml::namespace,'radiobuttonresponse');
@@ -145,7 +147,56 @@ sub grade_response {
if ( !&Apache::response::submitted() ) { return; }
my $response;
if ($env{'form.submitted'} eq 'scantron') {
- $response=&Apache::response::getresponse();
+ # Need to know how many foils we have so that I know how many
+ # bubble lines to consume:
+
+ my $numfoils = scalar @whichfoils;
+ my $bubble_lines = int($numfoils / $bubbles_per_line);
+ if (($numfoils % $bubbles_per_line) != 0) {
+ $bubble_lines++; # Partial line of bubbles too.
+ }
+ # Get an array of the lines... note offsets seem to go from 1??...
+
+ my @responses;
+ for (my $i = 1; $i <= $bubble_lines; $i++) {
+ my $this_line = &Apache::response::getresponse($i);
+ push(@responses, $this_line);
+
+ }
+ # Update the lonxml::counter so that the next problem
+ # Gets the right set of answers:
+
+ &Apache::lonxml::increment_counter($bubble_lines-1);
+
+ # This code assumes that unbubbled lines will be
+ # blank while bubbled lines nonblank.
+ # .. multiple answers awards the student 'INCORRECT'.
+ # This is done by setting resopnse to "Multiple" which will
+ # not match anything.
+ #.. otherwise response is set to the line*$bubble_per_line+answer
+ #
+ # --- note:
+ # If it is not possible to do double bubble detection
+ # easily in grades.pm separating this loop makes it pretty
+ # easy to do it here.
+ # Just count the number of non-blank entries, and
+ # below the loop, check for non-blank entries != 1
+ # and report a wrong answer if so.
+ #
+ my $answer_line;
+ my $answer_value = ''; # By default no answer given...
+ my $num_bubbled_lines=0;
+ for (my $line_number = 0; $line_number < $bubble_lines; $line_number++) {
+ if ($responses[$line_number] ne "") {
+ $answer_line = $line_number;
+ $answer_value = $responses[$line_number];
+ last;
+ }
+ }
+
+ $response = $answer_line * $bubbles_per_line + $answer_value;
+
+
} else {
$response = $env{'form.HWVAL_'.$Apache::inputtags::response['-1']};
}
@@ -181,7 +232,7 @@ sub end_foilgroup {
$safeeval,'-2');
if ( $style eq 'survey' && $target ne 'analyze') {
if ($target eq 'web' || $target eq 'tex') {
- $result=&displayallfoils($direction);
+ $result=&displayallfoils($direction, $target);
} elsif ( $target eq 'answer' ) {
$result=&displayallanswers();
} elsif ( $target eq 'grade' ) {
@@ -208,7 +259,13 @@ sub end_foilgroup {
('true','false'));
}
}
+ $Apache::lonxml::post_evaluate=0;
+ }
+ if ($target eq 'web') {
+ &Apache::response::setup_prior_tries_hash(\&format_prior_answer,
+ [\%Apache::response::foilgroup]);
}
+
&Apache::response::poprandomnumber();
&Apache::lonxml::increment_counter();
return $result;
@@ -232,8 +289,18 @@ sub getfoilcounts {
return ($truecnt,$falsecnt);
}
+sub format_prior_answer {
+ my ($mode,$answer,$other_data) = @_;
+ my $foil_data = $other_data->[0];
+ my %response = &Apache::lonnet::str2hash($answer);
+ my ($name) = keys(%response);
+ return '<span class="LC_prior_radiobutton">'.
+ $foil_data->{$name.'.text'}.'</span>';
+
+}
+
sub displayallfoils {
- my ($direction)=@_;
+ my ($direction, $target)=@_;
my $result;
&Apache::lonxml::debug("survey style display");
my @names;
@@ -241,6 +308,7 @@ sub displayallfoils {
@names= @{ $Apache::response::foilgroup{'names'} };
}
my $temp=0;
+ my $i =0;
my $id=$Apache::inputtags::response['-1'];
my $part=$Apache::inputtags::part;
my $lastresponse=
@@ -250,19 +318,27 @@ sub displayallfoils {
if (&Apache::response::show_answer() ) {
foreach my $name (@names) {
if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
- if ($direction eq 'horizontal') {
+ if (($direction eq 'horizontal') && ($target ne 'tex')) {
$result.="<td>";
} else {
- $result.="<br />";
+ if ($target eq 'tex') {
+ $result .= '\item \vskip -2mm ';
+ } else {
+ $result.="<br />";
+ }
}
if (defined($lastresponse{$name})) {
- $result.='<b>';
+ if ($target eq 'tex') {
+ $result .= '}';
+ } else {
+ $result.='<b>';
+ }
}
$result .= $Apache::response::foilgroup{$name.'.text'};
- if (defined($lastresponse{$name})) {
+ if (defined($lastresponse{$name}) && ($target ne 'tex')) {
$result.='</b>';
}
- if ($direction eq 'horizontal') { $result.="</td>"; }
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.="</td>"; }
}
}
} else {
@@ -271,19 +347,36 @@ sub displayallfoils {
if ($direction eq 'horizontal') {
$result.="<td>";
} else {
- $result.="<br />";
+ if ($target eq 'tex') {
+ $result .= '\item \vskip -2mm ';
+ } else {
+ $result.="<br />";
+ }
+ }
+ if ($target eq 'tex') {
+ $result .= '$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs
+ $i++;
+ } else {
+ $result .= '<label>';
+ $result.="<input
+ onchange=\"javascript:setSubmittedPart('$part');\"
+ type=\"radio\"
+ name=\"HWVAL_$Apache::inputtags::response['-1']\"
+ value=\"$temp\" ";
+ if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
+ $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}.
+ '</label>';
}
- $result .= '<label>';
- $result.="<input type=\"radio\" name=\"HWVAL_$Apache::inputtags::response['-1']\" value=\"$temp\" ";
- if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
- $result .= '>'.$Apache::response::foilgroup{$name.'.text'}.
- '</label>';
$temp++;
- if ($direction eq 'horizontal') { $result.="</td>"; }
+ if ($target ne 'tex') {
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.="</td>"; }
+ } else {
+ $result.='\vskip 0 mm ';
+ }
}
}
}
- if ($direction eq 'horizontal') { $result.='</tr></table>'; }
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.='</tr></table>'; }
return $result;
}
@@ -469,6 +562,7 @@ sub displayfoils {
} else {
my @alphabet = ('A'..'Z');
my $i = 0;
+ my $bubble_number = 0;
my $temp=0;
my $id=$Apache::inputtags::response['-1'];
my $part=$Apache::inputtags::part;
@@ -487,24 +581,24 @@ sub displayfoils {
}
if ($target ne 'tex') {
$result.= '<label>';
- $result.="<input type=\"radio\" name=\"HWVAL_$Apache::inputtags::response['-1']\" value=\"$temp\" ";
+ $result.=
+ "<input type=\"radio\"
+ onchange=\"javascript:setSubmittedPart('$part');\"
+ name=\"HWVAL_$Apache::inputtags::response['-1']\"
+ value=\"$temp\" ";
if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
- $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</label>";
+ $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}."</label>";
} else {
if ($Apache::lonhomework::type eq 'exam') {
-
- # If necessary, start a new group of bubbles
- # in the next row on the scantron sheet:
- #
- if ($i >= $exam_max_bubbles) {
- $i = 0; # Back to A.
- $Apache::lonxml::counter++; # Next row of bubbles...
- $result .= '\item[\textbf{'.$Apache::lonxml::counter.'}.]';
- }
-
$result .= '{\small \textbf{'.$alphabet[$i].'}}$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs
$i++;
-
+ $bubble_number++;
+ if($bubble_number >= $bubbles_per_line) {
+ $i = 0;
+ $bubble_number = 0;
+ &Apache::lonxml::increment_counter(1);
+ $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]';
+ }
} else {
$result .= '\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'};
}