--- loncom/homework/radiobuttonresponse.pm 2004/08/24 23:32:13 1.90 +++ loncom/homework/radiobuttonresponse.pm 2008/11/18 19:14:28 1.138 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # mutliple choice style responses # -# $Id: radiobuttonresponse.pm,v 1.90 2004/08/24 23:32:13 albertel Exp $ +# $Id: radiobuttonresponse.pm,v 1.138 2008/11/18 19:14:28 jms Exp $ # # Copyright Michigan State University Board of Trustees # @@ -18,53 +18,157 @@ # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License -# along with LON-CAPA; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# along with LON-CAPA; if not, write to the Free Software# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # + +=head1 NAME + +Apache::radiobuttonresponse + +=head1 SYNOPSIS + +Handles multiple-choice style responses. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 SUBROUTINES + +=over + +=item start_radiobuttonresponse() + +=item bubble_line_count() + +=item end_radiobuttonresponse() + +=item start_foilgroup() + +=item storesurvey() + +=item grade_response() + +=item end_foilgroup() + +=item getfoilcounts() + +=item format_prior_answer() + +=item displayallfoils() + +=item &whichfoils($max,$randomize) + +Randomizes the list of foils. +Respects + - each foils desire to be randomized + - the existance of Concept groups of foils (select 1 foil from each) + - and selects a single correct statement from all possilble true statments + - and limits it to a toal of $max foils + +WARNING: this routine uses the random number generator, it should only +be called once per target, otherwise it can cause randomness changes in +homework problems. + +Arguments + $max - maximum number of foils to select (including the true one) + (so a max of 5 is: 1 true, 4 false) + + $randomize - whether to randomize the listing of foils, by default + will randomize, only if randomize is 'no' will it not + +Returns + $answer - location in the array of the correct answer + @foils - array of foil names in to display order + +=item displayfoils() + +=item displayallanswers() + +=item displayanswers() + +=item start_conceptgroup() + +=item end_conceptgroup() + +=item insert_conceptgroup() + +=item start_foil() + +=item end_foil() + +=item insert_foil() + +=back + +=cut + package Apache::radiobuttonresponse; use strict; use HTML::Entities(); use Apache::lonlocal; +use Apache::lonnet; +use Apache::response; + +my $default_bubbles_per_line = 10; + BEGIN { &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse')); } +sub bubble_line_count { + my ($numfoils, $bubbles_per_line) = @_; + my $bubble_lines; + $bubble_lines = int($numfoils / $bubbles_per_line); + if (($numfoils % $bubbles_per_line) != 0) { + $bubble_lines++; + } + return $bubble_lines; + +} + + sub start_radiobuttonresponse { my ($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'); my $id = &Apache::response::start_response($parstack,$safeeval); + %Apache::hint::radiobutton=(); undef(%Apache::response::foilnames); if ($target eq 'meta') { $result=&Apache::response::meta_package_write('radiobuttonresponse'); } elsif ($target eq 'edit' ) { - $result.=&Apache::edit::start_table($token). - '
";
+ } else {
+ if ($target eq 'tex') {
+ $result .= '\item \vskip -2mm ';
+ } else {
+ $result.=" "; + } + } if (defined($lastresponse{$name})) { - $result.=''; + if ($target eq 'tex') { + $result .= '}'; + } else { + $result.=''; + } } $result .= $Apache::response::foilgroup{$name.'.text'}; - if (defined($lastresponse{$name})) { + if (defined($lastresponse{$name}) && ($target ne 'tex')) { $result.=''; } + if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.=" | "; }
}
}
} else {
foreach my $name (@names) {
if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
- $result.="";
+ } else {
+ if ($target eq 'tex') {
+ if($env{'form.pdfFormFields'} eq 'yes') {
+ my $fieldname = $env{'request.symb'}.
+ '&part_'. $Apache::inputtags::part.
+ '&radiobuttonresponse'.
+ '&HWVAL_' . $Apache::inputtags::response['-1'];
+ my $value = $temp;
+ my $text = $Apache::response::foilgroup{$name.'.text'};
+ $result .= &Apache::lonxml::print_pdf_radiobutton($fieldname,
+ $value,
+ $text)."\n";
+ } else {
+ $result .= '\item \vskip -2mm ';
+ }
+ } else {
+ $result.=" "; + } + } + if ($target eq 'tex') { + if($env{'form.pdfFormFields'} ne 'yes') { + $result .= '$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs + } + $i++; + } else { + $result .= ' | "; }
+ } else {
+ $result.='\vskip 0 mm ';
+ }
}
}
}
+
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.='
'; }
}
@@ -416,12 +645,17 @@ sub displayfoils {
$result.='\item \vskip -2 mm ';
}
if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
- if ($target ne 'tex') { $result.='Correct:'; } else { $result.='Correct: \textbf{';}
+ if ($target ne 'tex') {
+ $result.=&mt('Correct:').'';
+ } else {
+ $result.=&mt('Correct:').' \textbf{';
+ }
} else {
- $result.='Incorrect:';
+ $result.=&mt('Incorrect:');
}
+ if ($target eq 'web') { $result.=""; }
if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
if ($target ne 'tex') { $result.='';} else {$result.='}';}
}
@@ -437,6 +671,8 @@ sub displayfoils {
} else {
my @alphabet = ('A'..'Z');
my $i = 0;
+ my $bubble_number = 0;
+ my $line = 0;
my $temp=0;
my $id=$Apache::inputtags::response['-1'];
my $part=$Apache::inputtags::part;
@@ -445,7 +681,7 @@ sub displayfoils {
if ($target ne 'tex' && $direction eq 'horizontal') {
$result.="
"; } else { $result.='\vskip 0 mm '; } + if ($target ne 'tex') { if ($direction ne 'horizontal') { $result.=" ";} } else { $result.='\vskip 0 mm '; } return $result; } sub displayallanswers { - my @names = @{ $Apache::response::foilgroup{'names'} }; - + my @names; + if ( $Apache::response::foilgroup{'names'} ) { + @names= @{ $Apache::response::foilgroup{'names'} }; + } my $result=&Apache::response::answer_header('radiobuttonresponse'); foreach my $name (@names) { $result.=&Apache::response::answer_part('radiobuttonresponse', @@ -491,13 +752,23 @@ sub displayallanswers { } sub displayanswers { - my ($max,$randomize)=@_; - my ($answer,@whichopt) = &whichfoils($max,$randomize); - my $result=&Apache::response::answer_header('radiobuttonresponse'); - foreach my $name (@whichopt) { + my ($answer, $whichopt, $bubbles_per_line)=@_; + my $result; + + if ($Apache::lonhomework::type eq 'exam') { + my $line = int($answer/$bubbles_per_line); + my $correct = ('A'..'Z')[$answer%$bubbles_per_line]; + $result .= &Apache::response::answer_header('radiobuttonresponse', + $line); + $result .= &Apache::response::answer_part('radiobuttonresponse', + $correct); + } else { + $result .= &Apache::response::answer_header('radiobuttonresponse'); + } + foreach my $name (@{ $whichopt }) { $result.=&Apache::response::answer_part('radiobuttonresponse', - $Apache::response::foilgroup{$name.'.value'}) - } + $Apache::response::foilgroup{$name.'.value'}); + } $result.=&Apache::response::answer_footer('radiobuttonresponse'); return $result; } @@ -545,6 +816,9 @@ sub start_foil { my $result=''; if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') { &Apache::lonxml::startredirection; + if ($target eq 'analyze') { + &Apache::response::check_if_computed($token,$parstack,$safeeval,'value'); + } } elsif ($target eq 'edit') { $result=&Apache::edit::tag_start($target,$token); $result.=&Apache::edit::text_arg('Name:','name',$token); @@ -578,9 +852,12 @@ sub end_foil { my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval); if ($value ne 'unused') { my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); - if (!$name) { $name=$Apache::lonxml::curdepth; } + if ($name eq "") { + &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.')); + $name=$Apache::lonxml::curdepth; + } if (defined($Apache::response::foilnames{$name})) { - &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",$name)); + &Apache::lonxml::error(&mt('Foil name [_1] appears more than once. Foil names need to be unique.',''.$name.'')); } $Apache::response::foilnames{$name}++; my $location =&Apache::lonxml::get_param('location',$parstack, |