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Diff for /loncom/homework/optionresponse.pm between versions 1.103 and 1.176

version 1.103, 2004/03/08 23:23:04	version 1.176, 2011/06/07 17:27:37
Line 25	Line 25
#	#
# http://www.lon-capa.org/	# http://www.lon-capa.org/
#	#





package Apache::optionresponse;	package Apache::optionresponse;
use strict;	use strict;
use Apache::response();	use Apache::response();
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonxml::register('Apache::optionresponse',('optionresponse'));	&Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
Line 38 sub start_optionresponse {	Line 44 sub start_optionresponse {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';	my $result='';
#when in a option response use these	#when in a option response use these
&Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));	&Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
push (@Apache::lonxml::namespace,'optionresponse');	push (@Apache::lonxml::namespace,'optionresponse');
my $id = &Apache::response::start_response($parstack,$safeeval);	my $id = &Apache::response::start_response($parstack,$safeeval);
%Apache::hint::option=();	%Apache::hint::option=();
undef(%Apache::response::foilnames);	undef(%Apache::response::foilnames);
if ($target eq 'edit') {	if ($target eq 'edit') {
$result.=&Apache::edit::start_table($token).	$result.=&Apache::edit::start_table($token)
"<tr><td>Multiple Option Response Question ".	.'<tr><td><span class="LC_nobreak">'.&mt('Multiple Option Response Question').'</span> '
&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".	.&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td>"
&Apache::edit::deletelist($target,$token)	.'<td><span class="LC_nobreak">'.&mt('Delete?').' '
."</td><td> ".	.&Apache::edit::deletelist($target,$token)
&Apache::edit::end_row().	.'</span></td>'
&Apache::edit::start_spanning_row().	."<td> "
"\n";	.&Apache::edit::end_row()
	.&Apache::edit::start_spanning_row()
	."\n";
$result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',	$result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
$token,'4').	$token,'4').
&Apache::edit::select_arg('Randomize Foil Order','randomize',	&Apache::edit::select_arg('Randomize Foil Order:','randomize',
['yes','no'],$token).	['yes','no'],$token).
	&Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
	[['horizontal','Normal list'],
	['vertical','Listed in a vertical column']],$token).
&Apache::edit::end_row().&Apache::edit::start_spanning_row();	&Apache::edit::end_row().&Apache::edit::start_spanning_row();
} elsif ($target eq 'modified') {	} elsif ($target eq 'modified') {
my $constructtag=&Apache::edit::get_new_args($token,$parstack,	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
$safeeval,'max','randomize');	$safeeval,'max','randomize',
	'TeXlayout');
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
} elsif ($target eq 'meta') {	} elsif ($target eq 'meta') {
$result=&Apache::response::meta_package_write('optionresponse');	$result=&Apache::response::meta_package_write('optionresponse');
} elsif ($target eq 'analyze') {	} elsif ($target eq 'analyze') {
my $part_id="$Apache::inputtags::part.$id";	my $part_id="$Apache::inputtags::part.$id";
	$Apache::lonhomework::analyze{"$part_id.type"} = 'optionresponse';
push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);	push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
	push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} }, 1);

}	}
return $result;	return $result;
}	}
Line 74 sub end_optionresponse {	Line 89 sub end_optionresponse {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
&Apache::response::end_response;	&Apache::response::end_response;
pop @Apache::lonxml::namespace;	pop @Apache::lonxml::namespace;
&Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));	&Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
my $result;	my $result;
if ($target eq 'edit') { $result=&Apache::edit::end_table(); }	if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
undef(%Apache::response::foilnames);	undef(%Apache::response::foilnames);
Line 88 sub start_foilgroup {	Line 103 sub start_foilgroup {
my $result='';	my $result='';
%Apache::response::foilgroup=();	%Apache::response::foilgroup=();
$Apache::optionresponse::conceptgroup=0;	$Apache::optionresponse::conceptgroup=0;
&Apache::response::setrandomnumber();	&Apache::response::pushrandomnumber(undef,$target);
if ($target eq 'edit') {	if ($target eq 'edit') {
my $optionlist="<option></option>\n";	my $optionlist="<option></option>\n";
my $option;	my $option;
Line 108 sub start_foilgroup {	Line 123 sub start_foilgroup {
</td>	</td>
<td>Delete an Option:	<td>Delete an Option:
<select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>	<select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
	</td>
ENDTABLE	ENDTABLE
	$result.= '<td>'.&Apache::edit::checked_arg('Print options:','texoptions',
	[ ['nochoice','Don\'t show option list'] ]
	,$token).'</td>';
	$result.= '<td><label>'.&mt('Two-option checkboxes for:').
	'<select name="checkboxvalue_'.$Apache::lonxml::curdepth.'">';
	foreach $option (('',@opt)) {
	$result.='<option value="'.$option.'"';
	if ($option eq &Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval)) {
	$result.=' selected="selected"';
	}
	$result.='>'.$option.'</option>';
	}
	$result.='</select></label>';
	$result.=&Apache::edit::checked_arg('Checkbox options:','checkboxoptions',
	[ ['nochoice','Don\'t show option list'] ]
	,$token).'</td>';
$result.= &Apache::edit::end_row();	$result.= &Apache::edit::end_row();
$result.= &Apache::edit::start_spanning_row();	$result.= &Apache::edit::start_spanning_row();
$result.= $insertlist.'<br />';	$result.= $insertlist.'<br />';
Line 117 ENDTABLE	Line 149 ENDTABLE
my @options;	my @options;
my $optchanged=0;	my $optchanged=0;
eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);	eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {	if ($env{"form.$Apache::lonxml::curdepth.deleteopt"}) {
my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};	my $delopt=$env{"form.$Apache::lonxml::curdepth.deleteopt"};
&Apache::lonxml::debug("Deleting :$delopt:");	&Apache::lonxml::debug("Deleting :$delopt:");
splice(@options,$delopt-1,1);	splice(@options,$delopt-1,1);
$optchanged=1;	$optchanged=1;
}	}
if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {	if ($env{"form.$Apache::lonxml::curdepth.options"}) {
my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};	my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
if ($options[0]) {	if ($options[0]) {
push(@options,$newopt);	push(@options,$newopt);
} else {	} else {
Line 132 ENDTABLE	Line 164 ENDTABLE
}	}
$optchanged=1;	$optchanged=1;
}	}
if ($optchanged) {	my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
	'texoptions','checkboxvalue','checkboxoptions');
	if ($optchanged \|\| $rebuildtag ) {
$result = "<foilgroup options=\"(";	$result = "<foilgroup options=\"(";
foreach my $option (@options) {	foreach my $option (@options) {
$option=~s/\'/\\\'/g;	$option=~s/\'/\\\'/g;
Line 140 ENDTABLE	Line 174 ENDTABLE
$result .="'".$option."',";	$result .="'".$option."',";
}	}
chop $result;	chop $result;
$result.=')">';	$result.=')" ';
	$result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
	$result .= 'checkboxoptions="'.$token->[2]{'checkboxoptions'}.'" ';
	$result .= 'checkboxvalue="'.$token->[2]{'checkboxvalue'}.'"';
	$result .= '>';
} # else nothing changed so just use the default mechanism	} # else nothing changed so just use the default mechanism
}	}
if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {	if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
$result .= ' \begin{enumerate} ';	if($env{'form.pdfFormFields'} ne 'yes') {
	$result .= ' \begin{itemize} ';
	} else {
	$result .= "\\\\";
	}
}	}
return $result;	return $result;
}	}
Line 159 sub end_foilgroup {	Line 201 sub end_foilgroup {
my $name;	my $name;
my @opt;	my @opt;
eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);	eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
	&Apache::lonxml::debug("options:".join(':',@opt));

	my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
	-2,0);
	my $checkboxvalue=&Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval);
	my $checkboxchoices=(&Apache::lonxml::get_param('checkboxoptions',$parstack,$safeeval) ne 'nochoice');
if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}	if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
&Apache::lonxml::debug("Options are $#opt");	&Apache::lonxml::debug("Options are $#opt");
my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');	my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
my $randomize = &Apache::lonxml::get_param('randomize',$parstack,	my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
$safeeval,'-2');	$safeeval,'-2');
if ($target eq 'web' \|\| $target eq 'tex') {	if ($target eq 'web' \|\| $target eq 'tex') {
$result.=&displayfoils($target,$max,$randomize,@opt);	$result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,@opt);
	$Apache::lonxml::post_evaluate=0;
} elsif ( $target eq 'answer') {	} elsif ( $target eq 'answer') {
$result.=&displayanswers($max,$randomize,@opt);	$result.=&displayanswers($max,$randomize,@opt);

} elsif ( $target eq 'analyze') {	} elsif ( $target eq 'analyze') {
my @shown = &whichfoils($max,$randomize);	my @shown = &whichfoils($max,$randomize);
&Apache::response::analyze_store_foilgroup(\@shown,	&Apache::response::analyze_store_foilgroup(\@shown,
Line 175 sub end_foilgroup {	Line 225 sub end_foilgroup {
my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";	my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);	push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
} elsif ( $target eq 'grade') {	} elsif ( $target eq 'grade') {
if ( defined $ENV{'form.submitted'}) {
	my $nonlenient=0;
	my $part=$Apache::inputtags::part;
	my $lenientparm=&Apache::lonnet::EXT("resource.$part.lenient");

	if ($Apache::lonhomework::scantronmode) {
	$nonlenient=0;
	# Grading an exam: we are grading lenient unless told not to
	if ($lenientparm=~/^0\|off\|no$/i) {
	$nonlenient=1;
	}
	} else {
	# Web mode: we are non-lenient unless told to
	$nonlenient=1;
	if ($lenientparm=~/^1\|on\|yes$/i) {
	$nonlenient=0;
	}
	}
	if ( &Apache::response::submitted()) {

my @whichopt = &whichfoils($max,$randomize);	my @whichopt = &whichfoils($max,$randomize);
my $temp=1;my $name;	my $temp=1;my $name;
my %responsehash;	my %responsehash;
Line 185 sub end_foilgroup {	Line 254 sub end_foilgroup {
my $ignored=0;	my $ignored=0;
foreach $name (@whichopt) {	foreach $name (@whichopt) {
my $response=&Apache::response::getresponse($temp);	my $response=&Apache::response::getresponse($temp);
if ($ENV{'form.submitted'} eq 'scantron') {	if ($env{'form.submitted'} eq 'scantron' && $response=~/\S/) {
$response = $opt[$response];	$response = $opt[$response];
}	}
if ( $response =~ /[^\s]/) {	if ( $response =~ /[^\s]/) {
Line 212 sub end_foilgroup {	Line 281 sub end_foilgroup {
$Apache::lonhomework::results{"resource.$part.$id.submission"}=	$Apache::lonhomework::results{"resource.$part.$id.submission"}=
$responsestr;	$responsestr;
$Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;	$Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
	if ($Apache::lonhomework::type eq 'randomizetry') {
if (!$Apache::lonhomework::scantronmode) {	$Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichopt);
	}
	if (($Apache::lonhomework::type eq 'survey') \|\|
	($Apache::lonhomework::type eq 'surveycred') \|\|
	($Apache::lonhomework::type eq 'anonsurvey') \|\|
	($Apache::lonhomework::type eq 'anonsurveycred')) {
	if ($ignored == 0) {
	my $ad;
	if ($Apache::lonhomework::type eq 'anonsurveycred') {
	$ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
	} elsif ($Apache::lonhomework::type eq 'anonsurvey') {
	$ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
	} elsif ($Apache::lonhomework::type eq 'surveycred') {
	$ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
	} else {
	$ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
	}
	&Apache::response::handle_previous(\%previous,$ad);
	} elsif ($wrong==0 && $right==0) {
	} else {
	my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
	&Apache::response::handle_previous(\%previous,$ad);
	}
	} elsif ($nonlenient) {
	#
	# Non-lenient mode. All right or all wrong
	#
my $ad;	my $ad;
if ($wrong==0 && $ignored==0) {	if ($wrong==0 && $ignored==0) {
$ad='EXACT_ANS';	$ad='EXACT_ANS';
Line 229 sub end_foilgroup {	Line 324 sub end_foilgroup {
$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;	$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
&Apache::response::handle_previous(\%previous,$ad);	&Apache::response::handle_previous(\%previous,$ad);
} else {	} else {
	#
	# This is lenient mode
	#
my $ad;	my $ad;
if ($wrong==0 && $right==0) {	if ($wrong==0 && $right==0) {
#nothing submitted	#nothing submitted only assign a score if we
	#need to override a previous grade
	if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
	$ad='ASSIGNED_SCORE';
	}
} else {	} else {
$ad='ASSIGNED_SCORE';	$ad='ASSIGNED_SCORE';
}	}
Line 243 sub end_foilgroup {	Line 345 sub end_foilgroup {
}	}
}	}
}	}
&Apache::lonxml::increment_counter(&getfoilcounts($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 ($target eq 'edit') {	} elsif ($target eq 'edit') {
$result.=&Apache::edit::end_table();	$result.=&Apache::edit::end_table();
}	}
if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {	if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
$result .= '\end{enumerate}';	if($env{'form.pdfFormFields'} ne 'yes') {
	$result .= '\end{itemize}';
	} else {
	$result .= "\\\\";
	}
}	}
	&Apache::response::poprandomnumber();
return $result;	return $result;
}	}

Line 271 sub whichfoils {	Line 385 sub whichfoils {
}	}

sub displayanswers {	sub displayanswers {
my ($max,$randomize,@opt)=@_;	my ($max,$randomize,@opt)=@_;
if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}	if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
my @names = @{ $Apache::response::foilgroup{'names'} };	my @names = @{ $Apache::response::foilgroup{'names'} };
my @whichopt = &whichfoils($max,$randomize);	my @whichopt = &whichfoils($max,$randomize);
my $result=&Apache::response::answer_header('optionresponse');	my $result;
foreach my $name (@whichopt) {	if ($Apache::lonhomework::type eq 'exam') {
$result.=&Apache::response::answer_part('optionresponse',	my $i = 0;
$Apache::response::foilgroup{$name.'.value'})	my %opt = map { ($_,$i++) } @opt;
}
$result.=&Apache::response::answer_footer('optionresponse');	$i = 0;
return $result;	my @alphabet = ('A'..'Z');
	foreach my $name (@whichopt) {
	$result.=&Apache::response::answer_header('optionresponse',$i++);
	$result.=&Apache::response::answer_part('optionresponse',
	$alphabet[$opt{$Apache::response::foilgroup{$name.'.value'}}]);
	$result.=&Apache::response::answer_part('optionresponse',
	$Apache::response::foilgroup{$name.'.value'});
	$result.=&Apache::response::answer_footer('optionresponse');
	}
	} else {
	$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 check_box_opt {
	my ($target,$checkboxvalue,@opt)=@_;
	# Check if we are in checkbox mode: checkboxvalue specified, on web, only two options.
	# If so, return "checked" value
	if ($#opt!=1) { return ''; }
	if ($target ne 'web') { return ''; }
	return $checkboxvalue;
	}

	sub check_for_invalid {
	my ($names,$options) = @_;
	my %bad_names;
	foreach my $name (@{ $names }) {
	my $value=$Apache::response::foilgroup{$name.'.value'};
	my $found=0;
	foreach my $option (@{ $options }) {
	if ($value eq $option) { $found=1; }
	}
	if (!$found) { $bad_names{$name}=$value; }
	}
	if (%bad_names) {
	my $error=&mt('The question can not be gotten correct, '.
	'the following foils in the <optionresponse> '.
	'have invalid correct options').' <br /><tt>'.
	join('<br />',(map { $_=&mt("[_1] with value [_2]",$_,$bad_names{$_}) } (keys(%bad_names)))).
	"</tt>";
	&Apache::lonxml::error($error);
	}
}	}

sub displayfoils {	sub displayfoils {
my ($target,$max,$randomize,@opt)=@_;	my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,@opt)=@_;
if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}	if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
my @names = @{ $Apache::response::foilgroup{'names'} };	my @names = @{ $Apache::response::foilgroup{'names'} };
my @truelist;	my @truelist;
Line 295 sub displayfoils {	Line 456 sub displayfoils {
my $displayoptionintex=1;	my $displayoptionintex=1;
my @alphabet = ('A'..'Z');	my @alphabet = ('A'..'Z');
my @whichopt = &whichfoils($max,$randomize);	my @whichopt = &whichfoils($max,$randomize);
	&check_for_invalid(\@whichopt,\@opt);
my $part=$Apache::inputtags::part;	my $part=$Apache::inputtags::part;
my $id=$Apache::inputtags::response[-1];	my $id=$Apache::inputtags::response[-1];
my $break;	my $break;
my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
if ( ($target ne 'tex') &&	if ( ($target ne 'tex') &&
&Apache::response::show_answer() ) {	&Apache::response::show_answer() ) {
my $temp=1;	my $temp=1;
foreach $name (@whichopt) {	foreach $name (@whichopt) {
my $text=$Apache::response::foilgroup{$name.'.text'};	my $text=$Apache::response::foilgroup{$name.'.text'};
my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});	my $lastresp;
	unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') \|\| ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) {
	$lastresp = $Apache::lonhomework::history{"resource.$part.$id.submission"};
	}
	my %lastresponse=&Apache::lonnet::str2hash($lastresp);
my $lastopt=$lastresponse{$name};	my $lastopt=$lastresponse{$name};
if ($text!~/^\s*$/) { $break='<br />'; }	if ($text!~/^\s*$/) { $break='<br />'; }
$result.=$break;	$result.=$break;
Line 314 sub displayfoils {	Line 479 sub displayfoils {
if ($text=~/^\s*$/) {	if ($text=~/^\s*$/) {
$text=$value.$text;	$text=$value.$text;
} else {	} else {
$text=$value.': '.$text;	$text='<b>'.$value.':</b> '.$text;
}	}
} else {	} else {
$text=''.$text;	if (@whichopt > 1) {
	$text=''.$text;
	}
}	}
$result.=$text."\n";	$result.=$text."\n";
}	}
if ($Apache::lonhomework::type eq 'exam') {	if ($Apache::lonhomework::type eq 'exam') {
$result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);	$result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
}	}
Line 328 sub displayfoils {	Line 495 sub displayfoils {
}	}
} else {	} else {
my $temp=1;	my $temp=1;
my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});	my %lastresponse;
	my $newvariation;
	if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') \|\|
	($Apache::lonhomework::type eq 'randomizetry')) &&
	($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
	if ($env{'form.'.$part.'.rndseed'} ne
	$Apache::lonhomework::history{"resource.$part.rndseed"}) {
	$newvariation = 1;
	}
	}
	unless ($newvariation) {
	%lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
	}
my $internal_counter=$Apache::lonxml::counter;	my $internal_counter=$Apache::lonxml::counter;
	my $checkboxopt=&check_box_opt($target,$checkboxvalue,@opt);
	if ($checkboxopt) {
	$result.='<br />'.
	($checkboxchoices?&mt('Choices: ').'<b>'.$opt[0].','.$opt[1].'</b>. ':'').
	&mt('Select all that are <b>[_1]</b>.',$checkboxopt);
	}
foreach $name (@whichopt) {	foreach $name (@whichopt) {
my $text=$Apache::response::foilgroup{$name.'.text'};	my $text=$Apache::response::foilgroup{$name.'.text'};
if ($text!~/^\s*$/) {	if ($text!~/^\s*$/) {
Line 341 sub displayfoils {	Line 526 sub displayfoils {
}	}
my $lastopt=$lastresponse{$name};	my $lastopt=$lastresponse{$name};
my $optionlist="<option></option>\n";	my $optionlist="<option></option>\n";
my $option;
foreach $option (@opt) {	if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
if ($option eq $lastopt) {	&& $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
$optionlist.="<option selected=\"on\">$option</option>\n";	my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
} else {	$optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
$optionlist.="<option>$option</option>\n";	}
}
	foreach my $option (@opt) {
	my $escopt=&HTML::Entities::encode($option,'\'"&<>');
	if ($option eq $lastopt) {
	if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
	&& $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
	&& $Apache::lonhomework::type ne 'exam') {
	$optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($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'
	&& $Apache::lonhomework::type ne 'exam') {
	$optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
	} else {
	$optionlist.="<option value='".$escopt."'>$option</option>\n";
	}
	}
}	}
if ($target ne 'tex') {	if ($target ne 'tex') {
if ($Apache::lonhomework::type ne 'exam') {	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="'.$escdefopt.'" />'.
	'<input type="checkbox" name="HWCHK_'.$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"':'')." />\n";
	} else {
	# classic selection list
	$optionlist='<select onchange="javascript:setSubmittedPart(\''.
	$part.'\');" name="HWVAL_'.
$Apache::inputtags::response['-1'].':'.$temp.'">'.	$Apache::inputtags::response['-1'].':'.$temp.'">'.
$optionlist."</select>\n";	$optionlist."</select>\n";
	}
} else {	} else {
$optionlist='<u>'.(' 'x10).'</u>';	$optionlist='<u>'.(' 'x10).'</u>';
}	}
if ($text=~s\|<drawoptionlist\s*/>\|$optionlist\|) {	if ($text=~s\|<drawoptionlist\s*/>\|$optionlist\|) {
if ($Apache::lonhomework::type ne 'exam') {	if ($Apache::lonhomework::type ne 'exam') {
$text=''.$text;	if (@whichopt > 1) {
	$text=''.$text;
	}
}	}
} else {	} else {
if ($Apache::lonhomework::type ne 'exam') {	if ($Apache::lonhomework::type ne 'exam') {
Line 375 sub displayfoils {	Line 606 sub displayfoils {
my $texoptionlist='';	my $texoptionlist='';
if ($displayoptionintex &&	if ($displayoptionintex &&
$Apache::lonhomework::type ne 'exam') {	$Apache::lonhomework::type ne 'exam') {
$texoptionlist = &optionlist_correction(@opt);	$texoptionlist = &optionlist_correction($TeXlayout,@opt);
}	}
if ($text=~/<drawoptionlist\s*\/>/) {	if ($text=~/<drawoptionlist\s*\/>/) {
$text=~s\|<drawoptionlist\s*/>\| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} \|;	$text=~s\|<drawoptionlist\s*\/>\| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} \|g;
}	}

if ($text=~m/\\item /) {	if ($text=~m/\\item /) {
if ($Apache::lonhomework::type eq 'exam') {	if ($Apache::lonhomework::type eq 'exam') {
$text=~s/\\item/\\vskip 2 mm/;	$text=~s/\\item/\\vskip 2 mm/;
}	} elsif ($env{'form.pdfFormFields'} ne 'yes') {
$result.= $texoptionlist.$text;	$result.= $texoptionlist.$text;
} else {	}
	} else {
if ($Apache::lonhomework::type eq 'exam') {	if ($Apache::lonhomework::type eq 'exam') {
$result.= $texoptionlist.' '.$text;	$result.= $texoptionlist.' '.$text;
} else {	} elsif ($env{'form.pdfFormFields'} ne 'yes') {
$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;	if ($text=~/\S/) {
	$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
	} else {
	$result.= $texoptionlist;
	}
}	}
}	}
if ($Apache::lonhomework::type eq 'exam') {	if ($Apache::lonhomework::type eq 'exam') {
$result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.	$result.='\vskip -1 mm\noindent';
$internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).	$result.= '\textbf{'. $internal_counter.'}. \vskip -3mm'.&bubbles(\@alphabet,\@opt).
'\end{enumerate} \vskip -8 mm \strut ';	' \strut ';
$internal_counter++;	$internal_counter++;
}	}
	if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
	&& $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
	&& $Apache::lonhomework::type ne 'exam') {
	$text =~ s/\\item//m;
	$result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
	$temp++;
	}
$displayoptionintex=0;	$displayoptionintex=0;
}	}
}	}
}	}

	if ($target eq 'web') {
	my $data = [\@whichopt,'submissiongrading'];
	my $questiontype;
	if ($Apache::lonhomework::type eq 'randomizetry') {
	$questiontype = $Apache::lonhomework::type,
	}
	&Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,$data,$questiontype);
	}

if ($target ne 'tex') {	if ($target ne 'tex') {
return $result.$break;	return $result.$break;
} else {	} else {
Line 412 sub displayfoils {	Line 665 sub displayfoils {


sub optionlist_correction {	sub optionlist_correction {
my @options = @_;	my ($TeXlayout,@options) = @_;
my $texoptionlist='\\item [] Choices: ';	my $texoptionlist='\\item [] '.&mt('Choices:').' ';
	if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
if (scalar(@options) > 0) {	if (scalar(@options) > 0) {
foreach my $option (@options) {	foreach my $option (@options) {
$texoptionlist.='{\bf '.	$texoptionlist.='{\bf '.
&Apache::lonxml::latex_special_symbols($option).	&Apache::lonxml::latex_special_symbols($option).
'},';	'}';
	if ($TeXlayout eq 'vertical') {
	$texoptionlist.=' \vskip 0 mm ',
	} else {
	$texoptionlist.=', ';
	}
}	}
chop($texoptionlist);	$texoptionlist=~s/, $//;
$texoptionlist.='.';	if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
} else {	} else {
$texoptionlist='\\item [] \\vskip -5 mm';	if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
}	}
return $texoptionlist;	return $texoptionlist;
}	}
Line 443 sub webbubbles {	Line 702 sub webbubbles {
}	}
$result.='<td><input type="radio" name="HWVAL_'.	$result.='<td><input type="radio" name="HWVAL_'.
$Apache::inputtags::response['-1'].':'.$temp.	$Apache::inputtags::response['-1'].':'.$temp.
'" value="'.$opt[$ind].'" '.$checked.' />'.$alphabet[$ind].': '.	'" value="'.$opt[$ind].'" '.$checked.' />';
$opt[$ind].'</td>';	if ($alphabet[$ind]) {
	$result.=$alphabet[$ind].': ';
	}
	$result.=$opt[$ind].'</td>';
}	}
$result.='</tr></table>';	$result.='</tr></table>';
return $result;	return $result;
Line 452 sub webbubbles {	Line 714 sub webbubbles {


sub bubbles {	sub bubbles {
my ($ralphabit,$ropt) = @_;	my ($ralphabet,$ropt,$response, $max_width) = @_;
my @alphabet = @$ralphabit;	my @alphabet = @$ralphabet;
my @opt = @$ropt;	my @opt = @$ropt;
my ($result,$head,$line) =('','','');	my ($result,$head,$line) =('','','');
my $number_of_bubbles = $#opt + 1;	my $number_of_bubbles = $#opt + 1;
my $current_length = 0;	my $current_length = 0;
my $textwidth;	my $textwidth;
if ($ENV{'form.textwidth'} ne '') {	if (defined($max_width)) {
$ENV{'form.textwidth'}=~/(\d+)/;	$textwidth=$max_width;
	&Apache::lonxml::debug("Max width passed in: $max_width");
	} elsif ($env{'form.textwidth'} ne '') {
	$env{'form.textwidth'}=~/(\d+)/;
$textwidth=$1;	$textwidth=$1;
	&Apache::lonxml::debug("Max width from form: $textwidth");
} else {	} else {
$ENV{'textwidth'}=~/(\d)\.?(\d)/;	$env{'form.textwidth'}=~/(\d)\.?(\d)/;
$textwidth=$1.'.'.$2;	$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++) {	for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
my $leftmargin;	my $leftmargin;
$opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);	$opt[$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;}	if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}

$current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;	$current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {	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].'} & ';	$line.='\hskip 4 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
$head.='lr';	$head.='lr';
} else {	} else {
$line=~s/\&\s*$//;	$line=~s/\&\s*$//;
$result.='\vskip -2 mm\noindent\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}';	$result.='\vskip -1 mm\noindent\setlength{\tabcolsep}{2 mm}\renewcommand{\arraystretch}{1.25}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
$line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;	$line = '\hskip 4 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
$head ='lr';	$head ='lr';
$current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;	$current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
}	}
Line 530 sub start_foil {	Line 800 sub start_foil {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';	my $result='';
if ($target eq 'web' \|\| $target eq 'tex' \|\| $target eq 'analyze' ) {	if ($target eq 'web' \|\| $target eq 'tex' \|\| $target eq 'analyze' ) {
&Apache::lonxml::startredirection;	&Apache::lonxml::startredirection;
	if ($target eq 'analyze') {
	&Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
	}
} elsif ($target eq 'edit') {	} elsif ($target eq 'edit') {
$result=&Apache::edit::tag_start($target,$token,"Foil");	$result=&Apache::edit::tag_start($target,$token,"Foil");
my $level='-2';	my $level='-2';
Line 561 sub end_foil {	Line 834 sub end_foil {
my $result = '';	my $result = '';
if ($target eq 'web' \|\| $target eq 'tex' \|\| $target eq 'analyze') {	if ($target eq 'web' \|\| $target eq 'tex' \|\| $target eq 'analyze') {
$text=&Apache::lonxml::endredirection;	$text=&Apache::lonxml::endredirection;
if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { $text = '\vspace*{-2 mm}\item '.$text; }	if ($target eq 'tex') {$text=~s/\\strut\s\\\\\s\\strut/\\vskip 0 mm/;}
	if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
}	}
if ($target eq 'web' \|\| $target eq 'grade' \|\| $target eq 'answer'	if ($target eq 'web' \|\| $target eq 'grade' \|\| $target eq 'answer'
\|\| $target eq 'tex' \|\| $target eq 'analyze') {	\|\| $target eq 'tex' \|\| $target eq 'analyze') {
my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);	my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
	if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
	$text='\vskip 5mm $\triangleright$ '.$text;
	}
if ($value ne 'unused') {	if ($value ne 'unused') {
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);	my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
$Apache::response::foilnames{$name}++;
&Apache::lonxml::debug("Got a name of :$name:");	&Apache::lonxml::debug("Got a name of :$name:");
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 ($name eq "0") {
	&Apache::lonxml::error(&mt('Foil name [_1] is not supported. Please choose another name.','<b><tt>'.$name.'</tt></b>'));
	}
&Apache::lonxml::debug("Using a name of :$name:");	&Apache::lonxml::debug("Using a name of :$name:");
if (defined($Apache::response::foilnames{$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);	my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
if ( $Apache::optionresponse::conceptgroup	if ( $Apache::optionresponse::conceptgroup
&& !&Apache::response::showallfoils() ) {	&& !&Apache::response::showallfoils() ) {
push @{ $Apache::response::conceptgroup{'names'} }, $name;	push @{ $Apache::response::conceptgroup{'names'} }, $name;
$Apache::response::conceptgroup{"$name.value"} = $value;	$Apache::response::conceptgroup{"$name.value"} = $value;
if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {	$Apache::response::conceptgroup{"$name.text"} = $text;
$Apache::response::conceptgroup{"$name.text"} = '\vskip 4 mm $\triangleright$ '.$text;
} else {
$Apache::response::conceptgroup{"$name.text"} = $text;
}
$Apache::response::conceptgroup{"$name.location"} = $location;	$Apache::response::conceptgroup{"$name.location"} = $location;
} else {	} else {
push @{ $Apache::response::foilgroup{'names'} }, $name;	push @{ $Apache::response::foilgroup{'names'} }, $name;
$Apache::response::foilgroup{"$name.value"} = $value;	$Apache::response::foilgroup{"$name.value"} = $value;
if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {	$Apache::response::foilgroup{"$name.text"} = $text;
$Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
} else {
$Apache::response::foilgroup{"$name.text"} = $text;
}
$Apache::response::foilgroup{"$name.location"} = $location;	$Apache::response::foilgroup{"$name.location"} = $location;
}	}
}	}
Line 604 sub end_foil {	Line 879 sub end_foil {
return $result;	return $result;
}	}

	sub start_drawoptionlist {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
	if ($target !~ /^(?:meta\|answer\|modified\|edit)$/) {
	return $token->[4];
	}
	}

	sub end_drawoptionlist {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
	if ($target !~ /^(?:meta\|answer\|modified\|edit)$/) {
	return $token->[2];
	}
	}

sub insert_foil {	sub insert_foil {
return '	return '
<foil name="" value="unused">	<foil name="" value="unused">
<startouttext />	<startouttext />
<endouttext />	<endouttext />
</foil>';	</foil>';
}	}

	sub insert_drawoptionlist {
	return '<drawoptionlist />';
	}
1;	1;
__END__	__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

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Removed from v.1.103
changed lines
	Added in v.1.176