';
- } elsif ($target eq 'modified') {
- my $constructtag;
- if ($token->[1] eq 'numericalresponse') {
- $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
- 'answer','unit','format');
+ $cell_width+=8;
+ my $textwidth;
+ if ($ENV{'form.textwidth'} ne '') {
+ $ENV{'form.textwidth'}=~/(\d*)\.?(\d*)/;
+ $textwidth=$1.'.'.$2;
} else {
- $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
- 'answer','type');
+ $ENV{'textwidth'}=~/(\d+)\.?(\d*)/;
+ $textwidth=$1.'.'.$2;
}
- if ($constructtag) {
- $result = &Apache::edit::rebuild_tag($token);
- $result.=&Apache::edit::handle_insert();
+ my $bubbles_per_line=int($textwidth/$cell_width);
+ if ($bubbles_per_line > $number_of_bubbles) {
+ $bubbles_per_line=$number_of_bubbles;
+ }elsif (($bubbles_per_line > $number_of_bubbles/2) && ($number_of_bubbles % 2==0)) {$bubbles_per_line=$number_of_bubbles/2;}
+ my $number_of_tables = int($number_of_bubbles/$bubbles_per_line);
+ my @table_range = ();
+ for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$bubbles_per_line;}
+ if ($number_of_bubbles % $bubbles_per_line) {
+ $number_of_tables++;
+ push @table_range,($number_of_bubbles % $bubbles_per_line);
}
- }
- return $result;
+ $cell_width-=8;
+ $cell_width=$cell_width*3/4;
+ return ($cell_width,$number_of_tables,@table_range);
}
-sub end_numericalresponse {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
- my $result = '';
- if ( $target eq 'grade' ) {
- if ( defined $ENV{'form.submitted'}) {
- $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
- my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
- if ( $response =~ /[^\s]/) {
- my $id = $Apache::inputtags::response['-1'];
- my $previous= &Apache::response::check_for_previous($response,$id,$response);
- if ( $previous ) {
- $result = 'PREVIOUSLY_USED';
- } else {
- $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
- &Apache::lonxml::debug("submitted a $response
\n");
- &Apache::lonxml::debug($$parstack[$#$parstack] . "\n
");
- $response =~ s/\\/\\\\/g;
- $response =~ s/\'/\\\'/g;
- &Apache::lonxml::debug("current $response");
- my $expression="&caparesponse_check_list('".$response."','".
- $$parstack[$#$parstack].
- ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
- ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
- "');";
- $result = &Apache::run::run($expression,$safeeval);
- my ($awards) = split /:/ , $result;
- my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
- $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
- &Apache::lonxml::debug("$expression");
- &Apache::lonxml::debug("\n
result:$result:$Apache::lonxml::curdepth
\n");
- $result='';
- }
- }
- }
- } elsif ($target eq 'web') {
- my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
- my $status = $Apache::inputtags::status['-1'];
- if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
- my $answervar=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
- my (@answers)=&Apache::run::run("return $answervar",$safeeval,1);
- if (!defined($answers[0])) { $answers[0]=$answervar; } else {
- &Apache::lonxml::debug("answers is $#answers :$answers[0]:");
- }
- my $formatvar=&Apache::lonxml::get_param('format',$parstack,$safeeval);
- my (@formats)=&Apache::run::run("return $formatvar",$safeeval,1);
- if (!defined($formats[0])) { $formats[0]=$formatvar; }
-
- my $unit=&Apache::lonxml::get_param('unit',$parstack,$safeeval);
-
- $result="
The computer got ";
-
- for (my $i=0; $i <= $#answers; $i++) {
- my $answer=$answers[$i];
- my $format;
- if ($#formats > 0) {
- $format=$formats[$i];
- } else {
- $format=$formats[0];
+sub format_number {
+ my ($number,$format,$target,$safeeval)=@_;
+ my $ans;
+ if ($format eq '') {
+ #What is the number? (integer,decimal,floating point)
+ if ($number=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
+ $format = '3e';
+ } elsif ($number=~/^(\d*)\.(\d*)$/) {
+ $format = '4f';
+ } elsif ($number=~/^(\d*)$/) {
+ $format = 'd';
}
- if ((defined($format)) && ($format ne '')) {
- &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
- $result.=sprintf('%.'.$format,$answer).',';
- } else {
- &Apache::lonxml::debug("no format answer :$answer:");
- $result.="$answer,";
+ }
+ if (!$Apache::lonxml::default_homework_loaded) {
+ &Apache::lonxml::default_homework_load($safeeval);
+ }
+ $ans=&Apache::run::run("&prettyprint(q\0$number\0,q\0$format\0,q\0$target\0)",$safeeval);
+ return $ans;
+}
+
+sub make_numerical_bubbles {
+ my ($number_of_bubbles,$target,$answer,$format,$incorrect,$safeeval) =@_;
+ my @bubble_values=();
+ &Apache::lonxml::debug("answer is $answer incorrect is $incorrect");
+ my @oldseed=&Math::Random::random_get_seed();
+ if (defined($incorrect) && ref($incorrect)) {
+ &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1 gt $number_of_bubbles));
+ if (defined($$incorrect[0]) &&
+ scalar(@$incorrect)+1 >= $number_of_bubbles) {
+ &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1).":$number_of_bubbles");
+ &Apache::response::setrandomnumber();
+ my @rand_inc=&Math::Random::random_permutation(@$incorrect);
+ @bubble_values=@rand_inc[0..($number_of_bubbles-2)];
+ @bubble_values=sort {$a <=> $b} (@bubble_values,$answer);
+ &Apache::lonxml::debug("Answer was :$answer: returning :".$#bubble_values.": whih are :".join(':',@bubble_values));
+ &Math::Random::random_set_seed(@oldseed);
+ if (defined($format) && $format ne '') {
+ my @bubble_display;
+ foreach my $value (@bubble_values) {
+ push(@bubble_display,
+ &format_number($value,$format,$target,$safeeval));
+ }
+ return (\@bubble_values,\@bubble_display);
+ } else {
+ return (\@bubble_values,\@bubble_values);
+ }
+ }
+ if (defined($$incorrect[0]) &&
+ scalar(@$incorrect)+1 < $number_of_bubbles) {
+ &Apache::lonxml::warning("Not enough incorrect answers were specified in the incorrect array, ignoring the specified incorrect answers and instead generating them.");
}
- }
- chop $result;
- $result.=" $unit.
";
- }
- } elsif ($target eq 'edit') {
- $result.=' |
'.&Apache::edit::end_table;
- }
- &Apache::response::end_response;
- return $result;
+ }
+ my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
+ my @powers = (1..$number_of_bubbles);
+ &Apache::response::setrandomnumber();
+ my $ind=&Math::Random::random_uniform_integer(1,0,$#powers);
+ my $power = $powers[$ind];
+ $ind=&Math::Random::random_uniform_integer(1,0,$#factors);
+ my $factor = $factors[$ind];
+ my @bubble_display;
+ for ($ind=0;$ind<$number_of_bubbles;$ind++) {
+ $bubble_values[$ind] = $answer*($factor**($power-$powers[$#powers-$ind]));
+ $bubble_display[$ind] = &format_number($bubble_values[$ind],
+ $format,$target,$safeeval);
+
+ }
+ &Math::Random::random_set_seed(@oldseed);
+ return (\@bubble_values,\@bubble_display);
+}
+
+sub get_tolrange {
+ my ($ans,$tol)=@_;
+ my ($high,$low);
+ if ($tol =~ /%$/) {
+ chop($tol);
+ my $change=$ans*($tol/100.0);
+ $high=$ans+$change;
+ $low=$ans-$change;
+ } else {
+ $high=$ans+$tol;
+ $low=$ans-$tol;
+ }
+ return ($high,$low);
+}
+
+sub get_sigrange {
+ my ($sig)=@_;
+ &Apache::lonxml::debug("Got a sig of :$sig:");
+ my $courseid=$ENV{'request.course.id'};
+ if (lc($ENV{"course.$courseid.disablesigfigs"}) eq 'yes') {
+ return (15,0);
+ }
+ my $sig_lbound;
+ my $sig_ubound;
+ if ($sig eq '') {
+ $sig_lbound = 0; #SIG_LB_DEFAULT
+ $sig_ubound =15; #SIG_UB_DEFAULT
+ } else {
+ ($sig_lbound,$sig_ubound) = split(/,/,$sig);
+ if (!defined($sig_lbound)) {
+ $sig_lbound = 0; #SIG_LB_DEFAULT
+ $sig_ubound =15; #SIG_UB_DEFAULT
+ }
+ if (!defined($sig_ubound)) { $sig_ubound=$sig_lbound; }
+ }
+ if (($sig_ubound<$sig_lbound) ||
+ ($sig_lbound > 15) ||
+ ($sig =~/(\+|-)/ ) ) {
+ my $errormsg=&mt("Invalid Significant figures detected")." ($sig)";
+ if ($ENV{'request.state'} eq 'construct') {
+ $errormsg.=
+ &Apache::loncommon::help_open_topic('Significant_Figures');
+ }
+ &Apache::lonxml::error($errormsg);
+ }
+ return ($sig_ubound,$sig_lbound);
}
sub start_stringresponse {
- return start_numericalresponse(@_);
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+ my $result;
+ my $id = &Apache::response::start_response($parstack,$safeeval);
+ if ($target eq 'meta') {
+ $result=&Apache::response::meta_package_write('stringresponse');
+ } elsif ($target eq 'edit') {
+ $result.=&Apache::edit::tag_start($target,$token);
+ $result.=&Apache::edit::text_arg('Answer:','answer',$token);
+ $result.=&Apache::edit::select_arg('Type:','type',
+ [['cs','Case Sensitive'],['ci','Case Insensitive'],
+ ['mc','Case Insensitive, Any Order'],
+ ['re','Regular Expression']],$token);
+ $result.=&Apache::edit::text_arg('String to display for answer:',
+ 'answerdisplay',$token);
+ $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
+ } elsif ($target eq 'modified') {
+ my $constructtag;
+ $constructtag=&Apache::edit::get_new_args($token,$parstack,
+ $safeeval,'answer',
+ 'type','answerdisplay');
+ if ($constructtag) {
+ $result = &Apache::edit::rebuild_tag($token);
+ $result.=&Apache::edit::handle_insert();
+ }
+ } elsif ($target eq 'web') {
+ if ( &Apache::response::show_answer() ) {
+ my $answer=
+ &Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval);
+ if (!defined $answer || $answer eq '') {
+ $answer=
+ &Apache::lonxml::get_param('answer',$parstack,$safeeval);
+ }
+ $Apache::inputtags::answertxt{$id}=$answer;
+ }
+ } elsif ($target eq 'answer' || $target eq 'grade') {
+ &Apache::response::reset_params();
+ }
+ return $result;
}
sub end_stringresponse {
- return end_numericalresponse(@_);
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+ my $increment=1;
+ my $result = '';
+ my $part=$Apache::inputtags::part;
+ my $id=$Apache::inputtags::response[-1];
+ my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
+ my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
+ my $answerdisplay=&Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval);
+ &Apache::lonxml::debug("current $answer ".$token->[2]);
+ if (!$Apache::lonxml::default_homework_loaded) {
+ &Apache::lonxml::default_homework_load($safeeval);
+ }
+ if ( $target eq 'grade' && defined($ENV{'form.submitted'})) {
+ &Apache::response::setup_params('stringresponse',$safeeval);
+ $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
+ if ($Apache::lonhomework::type eq 'exam' ||
+ $ENV{'form.submitted'} eq 'scantron') {
+ $increment=&Apache::response::scored_response($part,$id);
+ } elsif ($Apache::lonhomework::type eq 'survey') {
+ if ( !defined($ENV{'form.submitted'})) { return ''; }
+ my $response = &Apache::response::getresponse();
+ if ( $response =~ /[^\s]/) {
+ my %previous=&Apache::response::check_for_previous($response,
+ $part,$id);
+ $Apache::lonhomework::results{"resource.$part.$id.submission"}=
+ $response;
+ my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
+ &Apache::response::handle_previous(\%previous,$ad);
+ }
+ } else {
+ my $response = &Apache::response::getresponse();
+ if ( $response =~ /[^\s]/) {
+ my %previous = &Apache::response::check_for_previous($response,
+ $part,$id);
+ &Apache::lonxml::debug("submitted a $response