File:
[LON-CAPA] /
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homework /
essayresponse.pm
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1.32:
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Tue Apr 29 20:32:21 2003 UTC (21 years, 11 months ago) by
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CVS tags:
version_1_1_X,
version_1_1_3,
version_1_1_2,
version_1_1_1,
version_1_1_0,
version_1_0_99_3,
version_1_0_99_2,
version_1_0_99_1,
version_1_0_99,
version_1_0_3,
version_1_0_2,
version_1_0_1,
version_1_0_0,
version_0_99_5,
version_0_99_4,
version_0_99_3,
version_0_99_2,
version_0_99_1,
version_0_99_0,
conference_2003,
HEAD
Bug 108: start archiving answers.
# The LearningOnline Network with CAPA
# essay (ungraded) style responses
#
# $Id: essayresponse.pm,v 1.32 2003/04/29 20:32:21 www 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/
#
# 4/3 Guy
# July, 2002, H. K. Ng
#
package Apache::essayresponse;
use strict;
use Apache::lonxml;
use Apache::lonnet;
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;
my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"});
$result='<br /><table border="1">';
$result.='<tr><td>'.
'<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked>'.
' Submit entries below as answer to receive credit <br />'.
'<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no">'.
' Save entries below as a draft answer (not submitting them for credit yet) '.
'</td></tr>';
if ($ncol > 0) {
$result .='<tr><td>'.
'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
$part.'_'.$id.'" value="'.$coll.'" /><br />'.
'(Enter maximum '.$ncol.' collaborators using username or username@domain, e.g. '.
'smithje or smithje@'.$ENV{'user.domain'}.'.)<br />';
$result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
$result .='</td></tr>';
}
if ($uploadedfiletypes) {
$result.=
'<tr><td>Submit a file: <input type="file" size="50" name="HWFILE'.
$part.'_'.$id.'" onFocus="this.form.enctype='.
"'multipart/form-data'".';" /><br />Allowed filetypes: <b>'.$uploadedfiletypes.'</b><br />';
if ($uploadedfile) {
$result.='Currently submitted: <tt><a href="'.
&Apache::lonnet::tokenwrapper($Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}).'"><img src="/adm/lonIcons/unknown.gif" border=0"> '.$uploadedfile.'</a></tt>';
} else {
$result.='(Hand in a file you have prepared on your computer)';
}
$result.='</td></tr>';
}
$result.='</table>';
}
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 $previous_list);
}
if ( defined($ENV{'form.submitted'}) &&
$ENV{'form.submitted'} eq 'scantron' ) {
$increment=&Apache::response::scored_response($part,$id);
} elsif ( defined($ENV{'form.submitted'}) ) {
my $response = $ENV{'form.HWVAL_'.$id};
my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/)) {
my $award;
if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
$award='SUBMITTED';
} else {
$award='DRAFT';
}
my $uploadedflag=0;
if ($filename =~ /[^\s]/) {
my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
$uploadedfiletypes=~s/[^\w\,]//g;
$uploadedfiletypes=','.$uploadedfiletypes.',';
my ($extension)=($filename=~/\.(\w+)$/);
if ($uploadedfiletypes=~/\,$extension\,/i) {
$Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
$Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
&Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id);
$uploadedflag=1;
} else {
$award='INVALID_FILETYPE';
}
}
$Apache::lonhomework::results{"resource.$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}';
for (my $i=0;$i<$repetition;$i++) {
$result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
'}.]\textit{Leave blank on scoring form}\vskip 0 mm';
}
$result.= '\end{enumerate}';
}
}
if ($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 $result;
}
sub check_collaborators {
my ($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 = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
(scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
}
my $toomany = scalar(@collaborators) - $ncol;
if ($toomany > 0) {
$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
'You have too many collaborators. Please remove '.$toomany.' collaborator'.
($toomany > 1 ? 's' :'').'.</td></tr></table>';
}
return $result;
}
1;
__END__
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