--- loncom/homework/response.pm 2000/09/19 18:04:47 1.2 +++ loncom/homework/response.pm 2003/05/23 19:37:33 1.79 @@ -1,20 +1,525 @@ # The LearningOnline Network with CAPA # various response type definitons response definition +# +# $Id: response.pm,v 1.79 2003/05/23 19:37:33 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# 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 +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# +# 11/23,11/24,11/28 Gerd Kortemeyer +# Guy Albertelli +# 08/04,08/07 Gerd Kortemeyer package Apache::response; use strict; -sub BEGIN { - &Apache::lonxml::register('Apache::response',('caparesponse')); +BEGIN { + &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse')); } -sub start_caparesponse { - require Apache::caparesponse; - import Apache::caparesponse; - my ($target,$token,$parstack,$parser,$safeeval,$style)=@_; -# print "\n
\nsimple caparesponse\n"; - Apache::caparesponse::start_caparesponse($target,$token,$parstack,$parser,$safeeval,$style);; - return ""; +sub start_response { + my ($parstack,$safeeval)=@_; + my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); + if ($id eq '') { $id = $Apache::lonxml::curdepth; } + if ($#Apache::inputtags::import > -1) { + &Apache::lonxml::debug("Turning :$id: into"); + $id = join('_',@Apache::inputtags::import).'_'.$id; + &Apache::lonxml::debug("New :$id:"); + } + push (@Apache::inputtags::response,$id); + push (@Apache::inputtags::responselist,$id); + @Apache::inputtags::inputlist=(); + return $id; +} + +sub end_response { + #pop @Apache::inputtags::response; + @Apache::inputtags::inputlist=(); + return ''; +} + +sub start_hintresponse { + my ($parstack,$safeeval)=@_; + my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); + if ($id eq '') { $id = $Apache::lonxml::curdepth; } + push (@Apache::inputtags::response,$id); + push (@Apache::inputtags::responselist,$id); + push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]); + return $id; +} + +sub end_hintresponse { + pop @Apache::inputtags::response; + if (defined($Apache::inputtags::paramstack[-1])) { + %Apache::inputtags::params= + @{ pop(@Apache::inputtags::paramstack) }; + } + return ''; +} + +# used by response to set the non-safe space random number generator to something +# that is stable and unique based on the part number and response number +sub setrandomnumber { + my $rndseed; + if ($ENV{'request.state'} eq "construct") { + $rndseed=$ENV{'form.rndseed'}; + if (!$rndseed) { $rndseed=time; } + } else { + $rndseed=&Apache::lonnet::rndseed(); + } + &Apache::lonxml::debug("randseed $rndseed"); + # $rndseed=unpack("%32i",$rndseed); + my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10); + if (defined($Apache::inputtags::response['-1'])) { + $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]); + } + if ($rndseed =~/,/) { + my ($num1,$num2)=split(/,/,$rndseed); + $num1+=$rndmod; + $num2+=$rndmod; + $rndseed="$num1,$num2"; + } else { + $rndseed+=$rndmod; + } + &Apache::lonnet::setup_random_from_rndseed($rndseed); + &Apache::lonxml::debug("randseed $rndseed"); + return ''; +} + +sub meta_parameter_write { + my ($name,$type,$default,$display)=@_; + my $partref=$Apache::inputtags::part; + my $result='' + ."\n"; + return $result; +} + +sub meta_package_write { + my $name=shift; + my $result = ''."\n"; + return $result; +} + +sub meta_stores_write { + my ($name,$type,$display)=@_; + my $partref=$Apache::inputtags::part; + my $result = '\n"; +} + +sub mandatory_part_meta { +# +# Autogenerate metadata for mandatory +# input (from RAT or lonparmset) and +# output (to lonspreadsheet) +# of each part +# + return +# &meta_parameter_write('opendate','date_start','', +# 'Opening Date'). +# &meta_parameter_write('duedate','date_end','', +# 'Due Date'). +# &meta_parameter_write('answerdate','date_start','', +# 'Show Answer Date'). +# &meta_parameter_write('weight','int_zeropos','', +# 'Available Points'). +# &meta_parameter_write('maxtries','int_pos','', +# 'Maximum Number of Tries'). + &meta_package_write('part'). + &meta_stores_write('solved','string', + 'Problem Status'). + &meta_stores_write('tries','int_zeropos', + 'Number of Attempts'). + &meta_stores_write('awarded','float', + 'Partial Credit Factor'); +# +# Note: responseid-specific data 'submission' and 'awarddetail' +# not available to spreadsheet -> skip here +# +} + +sub check_for_previous { + my ($curresponse,$partid,$id) = @_; + my %previous; + $previous{'used'} = 0; + foreach my $key (sort(keys(%Apache::lonhomework::history))) { + if ($key =~ /resource\.$partid\.$id\.submission/) { + &Apache::lonxml::debug("Trying $key"); + my $pastresponse=$Apache::lonhomework::history{$key}; + if ($pastresponse eq $curresponse) { + $previous{'used'} = 1; + my $history; + if ( $key =~ /^(\d+):/ ) { + $history=$1; + $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"}; + $previous{'last'}='0'; + push(@{ $previous{'version'} },$history); + } else { + $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"}; + $previous{'last'}='1'; + } + if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN'; } + &Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:"); + } + } + } + &Apache::lonhomework::showhash(%previous); + return %previous; +} + +sub handle_previous { + my ($previous,$ad)=@_; + if ($$previous{'used'} && ($$previous{'award'} eq $ad) ) { + if ($$previous{'last'}) { + push(@Apache::inputtags::previous,'PREVIOUSLY_LAST'); + } else { + push(@Apache::inputtags::previous,'PREVIOUSLY_USED'); + } + push(@Apache::inputtags::previous_version,$$previous{'version'}); + } +} + +sub view_or_modify { + my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); + my $myself=0; + if ( ($name eq $ENV{'user.name'}) && ($domain eq $ENV{'user.domain'}) ) { + $myself=1; + } + my $vgr=&Apache::lonnet::allowed('vgr',$courseid); + my $mgr=&Apache::lonnet::allowed('vgr',$courseid); + if ($mgr) { return "M"; } + if ($vgr) { return "V"; } + if ($myself) { return "V"; } + return ''; +} + +sub start_dataresponse { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $id = &Apache::response::start_response($parstack,$safeeval); + my $result; + if ($target eq 'web') { + $result = $token->[2]->{'display'}.':'; + } elsif ($target eq 'meta') { + $result = &Apache::response::meta_stores_write($token->[2]->{'name'}, + $token->[2]->{'type'}, + $token->[2]->{'display'}); + $result .= &Apache::response::meta_package_write('dataresponse'); + } + return $result; +} + +sub end_dataresponse { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result; + if ( $target eq 'web' ) { + } elsif ($target eq 'grade' ) { + if ( defined $ENV{'form.submitted'}) { + my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser(); + my $allowed=&Apache::lonnet::allowed('mgr',$courseid); + if ($allowed) { + &Apache::response::setup_params('dataresponse'); + my $partid = $Apache::inputtags::part; + my $id = $Apache::inputtags::response['-1']; + my $response = $ENV{'form.HWVAL_'.$id}; + my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); + if ( $response =~ /[^\s]/) { + $Apache::lonhomework::results{"resource.$partid.$id.$name"}=$response; + $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response; + $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}='SUBMITTED'; + } + } else { + $result='Not Permitted to change values.' + } + } + } + &Apache::response::end_response; + return $result; +} + +sub start_responseparam { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result=''; + if ($target eq 'meta') { + $result = &meta_parameter_write($token->[2]->{'name'}, + $token->[2]->{'type'}, + $token->[2]->{'default'}, + $token->[2]->{'description'}); + } elsif ($target eq 'edit') { + $result.=&Apache::edit::tag_start($target,$token); + $result.=&Apache::edit::text_arg('Name:','name',$token). + &Apache::edit::text_arg('Type:','type',$token). + &Apache::edit::text_arg('Description:','description',$token). + &Apache::edit::text_arg('Default:','default',$token). + ""; + $result.=&Apache::edit::end_table; + } elsif ($target eq 'modified') { + my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval, + 'name','type','description', + 'default'); + if ($constructtag) { + $result = &Apache::edit::rebuild_tag($token); + $result.=&Apache::edit::handle_insert(); + } + } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' || + $target eq 'tex' || $target eq 'analyze' ) { + if ($ENV{'request.state'} eq 'construct') { + my $name =&Apache::lonxml::get_param('name',$parstack,$safeeval); + my $default=&Apache::lonxml::get_param('default',$parstack, + $safeeval); + if ($name) {$Apache::inputtags::params{$name}=$default;} + } + } + return $result; +} + +sub end_responseparam { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + if ($target eq 'edit') { return ('','no'); } + return ''; +} + +sub start_parameter { + my $result = &start_responseparam(@_); + return $result; +} + +sub end_parameter { + my $result = &end_responseparam(@_); + return $result; +} + +sub reset_params { + %Apache::inputtags::params=(); +} + +sub setup_params { + my ($tag) = @_; + + if ($ENV{'request.state'} eq 'construct') { return; } + my %paramlist=(); + foreach my $key (keys(%Apache::lonnet::packagetab)) { + if ($key =~ /^$tag/) { + my ($package,$name) = split(/&/,$key); + $paramlist{$name}=1; + } + } + foreach my $key (keys(%paramlist)) { + my $entry= 'resource.'.$Apache::inputtags::part; + if (defined($Apache::inputtags::response[-1])) { + $entry.='_'.$Apache::inputtags::response[-1]; + } + $entry.='.'.$key; + &Apache::lonxml::debug("looking for $entry"); + my $value = &Apache::lonnet::EXT("$entry"); + &Apache::lonxml::debug("$key has value :$value:"); + if ($value eq 'con_lost' || $value =~ /^error:/) { + &Apache::lonxml::debug("using nothing"); + $Apache::inputtags::params{$key}=''; + } else { + &Apache::lonxml::debug("using value"); + $Apache::inputtags::params{$key}=$value; + } + } +} + +sub answer_header { + my ($type) = @_; + my $result; + if ($ENV{'form.answer_output_mode'} eq 'tex') { + $result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: '. + $Apache::inputtags::part.' \\\\ \hline '; + } else { + if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse' ) { + $result = ''."\n"; + } else { + $result = '
Answer for Part:'. + $Apache::inputtags::part. '
'."\n"; + } + } + return $result; +} + +sub answer_part { + my ($type,$answer) = @_; + my $result; + if ($ENV{'form.answer_output_mode'} eq 'tex') { + $result = ' '.$answer.'\\\\ \hline '; + } else { + if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') { + $result = ''; + } else { + $result = ''; + } + } + return $result; +} + +sub answer_footer { + my ($type) = @_; + my $result; + if ($ENV{'form.answer_output_mode'} eq 'tex') { + $result = ' \end{tabular} \vskip 0 mm '; + } else { + if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') { + $result = '
Answer for Part:'. + $Apache::inputtags::part. ''.$answer.''.$answer.'
'; + } else { + $result = ''; + } + } + return $result; +} + +sub showallfoils { + my $return=0; + if (defined($ENV{'form.showallfoils'}) && + $ENV{'request.state'} eq 'construct') { + $return=1; + } + return $return; +} + +sub getresponse { + my ($temp)=@_; + my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1']; + my $response; + if (!defined($temp)) { + $temp=1; + } else { + $formparm.=":$temp"; + } + my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7, + 'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14, + 'P'=>15,'Q'=>16,'R'=>17,'S'=>18,'T'=>19,'U'=>20,'V'=>21, + 'W'=>22,'X'=>23,'Y'=>24,'Z'=>25); + if ($ENV{'form.submitted'} eq 'scantron') { + my $part = $Apache::inputtags::part; + my $id = $Apache::inputtags::response[-1]; + $response = $ENV{'scantron.'.($Apache::lonxml::counter+$temp-1). + '.answer'}; + # save bubbled letter for later + $Apache::lonhomework::results{"resource.$part.$id.scantron"}.= + $response; + $response = $let_to_num{$response}; + } else { + $response = $ENV{$formparm}; + } + return $response; +} + +sub repetition { + my $id = $Apache::inputtags::part; + my $weight = &Apache::lonnet::EXT("resource.$id.weight"); + my $repetition = int $weight/9; + if ($weight % 9 != 0) {$repetition++;} + return $repetition; +} + +sub scored_response { + my ($part,$id)=@_; + my $repetition=&repetition(); + my $score=0; + for (my $i=0;$i<$repetition;$i++) { + my $increase=&Apache::response::getresponse($i+1); + if ($increase ne '') { $score+=$increase+1; } + } + my $weight = &Apache::lonnet::EXT("resource.$part.weight"); + my $pcr=$score/$weight; + $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr; + $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}= + 'ASSIGNED_SCORE'; + return $repetition; +} + +sub whichorder { + my ($max,$randomize,$showall,$hash)=@_; + #&Apache::lonxml::debug("man $max randomize $randomize"); + if (!defined(@{ $$hash{'names'} })) { return; } + my @names = @{ $$hash{'names'} }; + my @whichopt =(); + my (%top,@toplist,%bottom,@bottomlist); + if (!($showall || ($randomize eq 'no'))) { + my $current=0; + foreach my $name (@names) { + $current++; + if ($$hash{"$name.location"} eq 'top') { + $top{$name}=$current; + } elsif ($$hash{"$name.location"} eq 'bottom') { + $bottom{$name}=$current; + } + } + } + my $topcount=0; + my $bottomcount=0; + while (((scalar(@whichopt)+$topcount+$bottomcount) < $max || $showall) + && ($#names > -1)) { + #&Apache::lonxml::debug("Have $#whichopt max is $max"); + my $aopt; + if ($showall || ($randomize eq 'no')) { + $aopt=0; + } else { + $aopt=int(&Math::Random::random_uniform() * ($#names+1)); + } + #&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt"); + $aopt=splice(@names,$aopt,1); + #&Apache::lonxml::debug("Picked $aopt"); + if ($top{$aopt}) { + $toplist[$top{$aopt}]=$aopt; + $topcount++; + } elsif ($bottom{$aopt}) { + $bottomlist[$bottom{$aopt}]=$aopt; + $bottomcount++; + } else { + push (@whichopt,$aopt); + } + } + for (my $i=0;$i<=$#toplist;$i++) { + if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) } + } + for (my $i=0;$i<=$#bottomlist;$i++) { + if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) } + } + + return @whichopt; } 1;