# The LearningOnline Network with CAPA
# option list style responses
# 2/21 Guy
package Apache::optionresponse;
use strict;
use Apache::response;
sub BEGIN {
&Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
}
sub start_optionresponse {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';
#when in a radiobutton response use these
&Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
push (@Apache::lonxml::namespace,'optionresponse');
my $id = &Apache::response::start_response($parstack,$safeeval);
if ($target eq 'edit') {
$result.=&Apache::edit::start_table($token).
"<tr><td>Multiple Option Response Question</td><td>Delete:".
&Apache::edit::deletelist($target,$token)
."</td><td> </td></tr><tr><td colspan=\"3\">\n";
$result.=&Apache::edit::text_arg('Max Number Of Foils:','max',$token,'4').
"</td></tr>";
$result.="<tr><td colspan=\"3\">\n";
}
if ($target eq 'modified') {
my $constructtag=&Apache::edit::get_new_args($token,$parstack,
$safeeval,'max');
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
}
if ($target eq 'meta') {
$result=&Apache::response::meta_package_write('optionresponse');
}
return $result;
}
sub end_optionresponse {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
&Apache::response::end_response;
pop @Apache::lonxml::namespace;
my $result;
if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
return $result;
}
%Apache::response::foilgroup={};
sub start_foilgroup {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';
%Apache::response::foilgroup={};
$Apache::optionresponse::conceptgroup=0;
&Apache::response::setrandomnumber();
if ($target eq 'edit') {
my $optionlist="<option></option>\n";
my $option;
my @opt;
eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
my $count=1;
foreach $option (@opt) {
$optionlist.="<option value=\"$count\">$option</option>\n";
$count++;
}
my $insertlist=&Apache::edit::insertlist($target,$token);
$result.=&Apache::edit::start_table($token);
$result.= (<<ENDTABLE);
<tr><td>Select Options</td>
<td>
Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
</td>
<td>Delete an Option:
<select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
</td>
</tr>
<tr><td colspan="3">$insertlist<br />
ENDTABLE
}
if ($target eq 'modified') {
my @options;
my $optchanged=0;
eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
&Apache::lonxml::debug("Deleting :$delopt:");
splice(@options,$delopt-1,1);
$optchanged=1;
}
if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
if ($options[0]) {
push(@options,$newopt);
} else {
$options[0]=$newopt;
}
$optchanged=1;
}
if ($optchanged) {
$result = "<foilgroup options=\"(";
foreach my $option (@options) {
$option=~s/\'/\\\'/;
&Apache::lonxml::debug("adding option :$option:");
$result .="'".$option."',";
}
chop $result;
$result.=')">';
} # else nothing changed so just use the default mechanism
}
return $result;
}
sub end_foilgroup {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result;
if ($target eq 'grade' || $target eq 'web' || $target eq 'answer') {
my $name;
my ($count,$max) = &getfoilcounts($parstack,$safeeval);
if ($count>$max) { $count=$max }
&Apache::lonxml::debug("Count is $count from $max");
my @opt;
eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
&Apache::lonxml::debug("Options are $#opt");
if ($target eq 'web') {
$result.=&displayfoils($count,@opt);
} elsif ( $target eq 'answer') {
$result.=&displayanswers($count,@opt);
} elsif ( $target eq 'grade') {
if ( defined $ENV{'form.submitted'}) {
my @whichopt = &whichfoils($count);
my $temp=1;my $name;
my $allresponse;
my $right=0;
my $wrong=0;
my $ignored=0;
foreach $name (@whichopt) {
my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
$allresponse.="$response:";
if ( $response =~ /[^\s]/) {
&Apache::lonxml::debug("submitted a $response<br />\n");
my $value=$Apache::response::foilgroup{$name.'.value'};
if ($value eq $response) {$right++;} else {$wrong++;}
} else {
$ignored++;
}
$temp++;
}
my $id = $Apache::inputtags::response['-1'];
$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$allresponse;
&Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
if ($wrong==0 && $ignored==0) {
$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
} else {
$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
}
}
}
} elsif ($target eq 'edit') {
$result.=&Apache::edit::end_table();
}
return $result;
}
sub getfoilcounts {
my ($parstack,$safeeval)=@_;
my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
# +1 since instructors will count from 1
my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
return ($count,$max);
}
sub whichfoils {
my ($max)=@_;
my @names = @{ $Apache::response::foilgroup{'names'} };
my @whichopt =();
while ((($#whichopt+1) < $max) && ($#names > -1)) {
&Apache::lonxml::debug("Have $#whichopt max is $max");
my $aopt=int(rand($#names+1));
&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
$aopt=splice(@names,$aopt,1);
&Apache::lonxml::debug("Picked $aopt");
push (@whichopt,$aopt);
}
return @whichopt;
}
sub displayanswers {
my ($max,@opt)=@_;
my @names = @{ $Apache::response::foilgroup{'names'} };
my @whichopt = &whichfoils($max);
my $result=&Apache::response::answer_header('optionresponse');
foreach my $name (@whichopt) {
$result.=&Apache::response::answer_part('optionresponse',
$Apache::response::foilgroup{$name.'.value'})
}
$result.=&Apache::response::answer_footer('optionresponse');
return $result;
}
sub displayfoils {
my ($max,@opt)=@_;
my @names = @{ $Apache::response::foilgroup{'names'} };
my @truelist;
my @falselist;
my $result;
my $name;
my @whichopt = &whichfoils($max);
my $optionlist="<option></option>\n";
my $option;
foreach $option (@opt) {
$optionlist.="<option>$option</option>\n";
}
if (($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/) || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) {
foreach $name (@whichopt) {
$result.="<br />".$Apache::response::foilgroup{$name.'.value'}.
":".$Apache::response::foilgroup{$name.'.text'}."\n";
}
} else {
my $temp=1;
foreach $name (@whichopt) {
$result.="<br /><select name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">"
.$optionlist
."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
$temp++;
}
}
return $result."<br />";
}
sub start_conceptgroup {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
$Apache::optionresponse::conceptgroup=1;
%Apache::response::conceptgroup={};
my $result;
if ($target eq 'edit') {
$result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
$result.=&Apache::edit::text_arg('Concept:','concept',$token,'50')."</td></tr>";
$result.="<tr><td colspan=\"3\">\n";
}
if ($target eq 'modified') {
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
}
return $result;
}
sub end_conceptgroup {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
$Apache::optionresponse::conceptgroup=0;
my $result='';
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {
#if not there aren't any foils to display and thus no question
if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
my @names = @{ $Apache::response::conceptgroup{'names'} };
my $pick=int rand $#names+1;
my $name=$names[$pick];
push @{ $Apache::response::foilgroup{'names'} }, $name;
$Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
$Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
$Apache::response::foilgroup{"$name.concept"} = $concept;
&Apache::lonxml::debug("Selecting $name in $concept");
}
}
if ($target eq 'edit') {
$result=&Apache::edit::end_table();
}
return $result;
}
sub insert_conceptgroup {
my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
return $result;
}
sub start_foil {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';
if ($target eq 'web') {
&Apache::lonxml::startredirection;
} elsif ($target eq 'edit') {
$result=&Apache::edit::tag_start($target,$token,"Foil");
my $level='-2';
if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
my @opt;
eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
$result.=&Apache::edit::text_arg('Name:','name',$token);
$result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',(@opt)],$token,'15');
$result .= '</td></tr><tr><td colspan="3">';
} elsif ($target eq 'modified') {
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'value','name');
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
}
return $result;
}
sub end_foil {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $text ='';
my $result = '';
if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {
my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
if ($value ne 'unused') {
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
&Apache::lonxml::debug("Got a name of :$name:");
if (!$name) { $name=$Apache::lonxml::curdepth; }
&Apache::lonxml::debug("Using a name of :$name:");
if ( $Apache::optionresponse::conceptgroup ) {
push @{ $Apache::response::conceptgroup{'names'} }, $name;
$Apache::response::conceptgroup{"$name.value"} = $value;
$Apache::response::conceptgroup{"$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 'edit') {
$result.= &Apache::edit::tag_end($target,$token,'');
}
return $result;
}
sub insert_foil {
return '
<foil name="" value="unused">
<startouttext />
<endouttext />
</foil>';
}
1;
__END__
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