# The LearningOnline Network with CAPA # essay (ungraded) style responses # # $Id: essayresponse.pm,v 1.63 2005/04/08 19:21:52 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/ # package Apache::essayresponse; use strict; use Apache::lonxml(); use Apache::lonnet; use Apache::lonlocal; BEGIN { &Apache::lonxml::register('Apache::essayresponse',('essayresponse')); } sub start_essayresponse { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; my $id = &Apache::response::start_response($parstack,$safeeval); if ($target eq 'meta') { $result=&Apache::response::meta_package_write('essayresponse'); } elsif ($target eq 'web') { my $part= $Apache::inputtags::part; my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators"); my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"'); my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes"); $uploadedfiletypes=~s/[^\w\,]//g; $result='
'; $result.=''; if ($ncol > 0) { $result .=''; } $result.=&Apache::inputtags::file_selector($part,$id, $uploadedfiletypes,'both'); $result.='
'. ' '. &mt('Submit entries below as answer to receive credit').'
'. ' '. &mt('Save entries below as a draft answer (not submitting them for credit yet)'). '
'. 'Collaborators:
'. &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$env{'user.domain'}).'
'; $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/); $result .='
'; } return $result; } sub end_essayresponse { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $part = $Apache::inputtags::part; my $id = $Apache::inputtags::response[-1]; my $increment = 1; my $result; if ( $target eq 'grade' ) { my $collaborators = $env{'form.HWCOL'.$part.'_'.$id}; if ($collaborators =~ /[^\s]/) { my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"'); $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators if ($collaborators ne $previous_list); } if ( &Apache::response::submitted('scantron') ) { $increment=&Apache::response::scored_response($part,$id); } elsif ( &Apache::response::submitted() ) { my $response = $env{'form.HWVAL_'.$id}; my $filename= $env{'form.HWFILE'.$part.'_'.$id.'.filename'}; my $portfiles = $env{'form.HWPORT'.$part.'_'.$id}; if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) { my $award='DRAFT'; if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') { $award='SUBMITTED'; } my $uploadedflag=0; &file_submission($part,$id,'filename',\$award,\$uploadedflag); &file_submission($part,$id,'portfiles',\$award,\$uploadedflag); $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response; $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award; my %previous=&Apache::response::check_for_previous($response,$part,$id); unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); } # # Store with resource author for similarity testing # if ($award eq 'SUBMITTED') { my ($symb,$crsid,$domain,$name)= &Apache::lonxml::whichuser(); if ($crsid) { my $akey=$name.'.'.$domain.'.'.$crsid; my $essayurl= &Apache::lonnet::declutter($ENV{'REQUEST_URI'}); my ($adom,$aname,$apath)= ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/); $apath=&Apache::lonnet::escape($apath); $apath=~s/\W/\_/gs; &Apache::lonnet::put('nohist_essay_'.$apath, { $akey => $response },$adom,$aname); } } } } } elsif ($target eq 'edit') { $result.=&Apache::edit::end_table(); } elsif ($target eq 'tex') { if ($Apache::lonhomework::type eq 'exam') { my $repetition=&Apache::response::repetition(); $result.='\begin{enumerate}'; if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';} for (my $i=0;$i<$repetition;$i++) { $result.='\item[\textbf{'.($Apache::lonxml::counter+$i). '}.]\textit{'.&mt('Leave blank on scoring form'). '}\vskip 0 mm'; } $result.= '\end{enumerate}'; $increment=$repetition; } } if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') { &Apache::lonxml::increment_counter($increment); } &Apache::response::end_response; return $result; } sub file_submission { my ($part,$id,$which,$award,$uploadedflag)=@_; my $files; if ($which eq 'portfiles') { $files= $env{'form.HWPORT'.$part.'_'.$id}; } if ($which eq 'filename') { $files = $env{'form.HWFILE'.$part.'_'.$id.'.filename'}; } if ($files =~ /[^\s]/) { $files =~s/,$//; $Apache::lonhomework::results{"resource.$part.$id.$which"}=$files; my @submitted_files = split(/,/,$files); my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes"); $uploadedfiletypes=~s/[^\w\,]//g; $uploadedfiletypes=','.$uploadedfiletypes.','; foreach my $file (@submitted_files) { my ($extension)=($file=~/\.(\w+)$/); unless ($uploadedfiletypes=~/\,$extension\,/i) { $$award='INVALID_FILETYPE'; } } if ($$award ne 'INVALID_FILETYPE' && ref($uploadedflag)) { $$uploadedflag=1; } if ($$award ne 'INVALID_FILETYPE' && $which eq 'portfiles') { my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser(); &Apache::lonnet::unmark_as_readonly($domain,$name,$symb.$crsid); &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,$symb.$crsid); &Apache::lonnet::clear_selected_files($name); } if ($$award ne 'INVALID_FILETYPE' && $which eq 'filename') { $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}= $files; $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}= &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id,undef, 'essayresponse'); } } elsif ($which eq 'portfiles' && $Apache::lonhomework::history{"resource.$part.$id.$which"}) { my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser(); &Apache::lonnet::unmark_as_readonly($domain,$name,$symb.$crsid); $Apache::lonhomework::results{"resource.$part.$id.$which"}=""; } } sub check_collaborators { my ($ncol,$coll) = @_; my %classlist=&Apache::lonnet::dump('classlist', $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); my (@badcollaborators,$result); my (@collaborators) = split(/\,?\s+/,$coll); foreach (@collaborators) { my $collaborator = $_; if (/@/) { $collaborator =~ s/@/:/; } else { $collaborator = $_.':'.$env{'user.domain'}; } push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist); } if (scalar(@badcollaborators)) { $result = '
The following user'. (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '. join(', ',@badcollaborators).'. Please correct.
'; } my $toomany = scalar(@collaborators) - $ncol; if ($toomany > 0) { $result .= '
'. 'You have too many collaborators. Please remove '.$toomany.' collaborator'. ($toomany > 1 ? 's' :'').'.
'; } return $result; } 1; __END__