Annotation of loncom/homework/essayresponse.pm, revision 1.33
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
1.5 albertel 3: #
1.33 ! albertel 4: # $Id: essayresponse.pm,v 1.32 2003/04/29 20:32:21 www Exp $
1.5 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.33 ! albertel 28:
1.1 albertel 29: package Apache::essayresponse;
30: use strict;
1.33 ! albertel 31: use Apache::lonxml();
! 32: use Apache::lonnet();
! 33: use Apache::lonlocal;
1.1 albertel 34:
1.6 harris41 35: BEGIN {
1.10 ng 36: &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
1.1 albertel 37: }
38:
39: sub start_essayresponse {
1.10 ng 40: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
41: my $result;
1.14 albertel 42: my $id = &Apache::response::start_response($parstack,$safeeval);
43: if ($target eq 'meta') {
44: $result=&Apache::response::meta_package_write('essayresponse');
45: } elsif ($target eq 'web') {
1.10 ng 46: my $part= $Apache::inputtags::part;
47:
48: my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
49: my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"});
1.17 www 50: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.21 www 51: $uploadedfiletypes=~s/[^\w\,]//g;
1.17 www 52: my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"});
1.13 ng 53: $result='<br /><table border="1">';
1.22 www 54: $result.='<tr><td>'.
1.33 ! albertel 55: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked> '.
! 56: &mt('Submit entries below as answer to receive credit').' <br />'.
! 57: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no"> '.
! 58: &mt('Save entries below as a draft answer (not submitting them for credit yet)').
! 59: ' </td></tr>';
1.10 ng 60: if ($ncol > 0) {
1.13 ng 61: $result .='<tr><td>'.
62: 'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
63: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
1.33 ! albertel 64: &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$ENV{'user.domain'}).'<br />';
1.10 ng 65: $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13 ng 66: $result .='</td></tr>';
1.10 ng 67: }
1.17 www 68: if ($uploadedfiletypes) {
1.33 ! albertel 69: $result.='<tr><td>'.&mt('Submit a file:').
! 70: ' <input type="file" size="50" name="HWFILE'.
1.19 www 71: $part.'_'.$id.'" onFocus="this.form.enctype='.
1.33 ! albertel 72: "'multipart/form-data'".';" /><br />'.
! 73: &mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).
! 74: '<br />';
1.19 www 75: if ($uploadedfile) {
1.33 ! albertel 76: my $curfile='<a href="'.&Apache::lonnet::tokenwrapper($Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}).
! 77: '"><img src="/adm/lonIcons/unknown.gif" border=0" /> '.
! 78: $uploadedfile.'</a>';
! 79: $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
1.19 www 80: } else {
1.33 ! albertel 81: $result.=&mt('(Hand in a file you have prepared on your computer)');
1.19 www 82: }
83: $result.='</td></tr>';
1.17 www 84: }
1.22 www 85: $result.='</table>';
1.10 ng 86: }
87: return $result;
1.1 albertel 88: }
89:
90: sub end_essayresponse {
1.10 ng 91: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13 ng 92: my $part = $Apache::inputtags::part;
1.14 albertel 93: my $id = $Apache::inputtags::response[-1];
1.27 albertel 94: my $increment = 1;
1.15 albertel 95: my $result;
1.10 ng 96: if ( $target eq 'grade' ) {
1.14 albertel 97: my $collaborators = $ENV{'form.HWCOL'.$part.'_'.$id};
98: if ($collaborators =~ /[^\s]/) {
99: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"});
100: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
101: if ($collaborators ne $previous_list);
102: }
1.27 albertel 103: if ( defined($ENV{'form.submitted'}) &&
1.28 albertel 104: $ENV{'form.submitted'} eq 'scantron' ) {
1.31 albertel 105: $increment=&Apache::response::scored_response($part,$id);
1.27 albertel 106: } elsif ( defined($ENV{'form.submitted'}) ) {
1.26 albertel 107: my $response = $ENV{'form.HWVAL_'.$id};
1.22 www 108: my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
109: if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/)) {
110: my $award;
1.14 albertel 111: if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
112: $award='SUBMITTED';
113: } else {
114: $award='DRAFT';
115: }
1.22 www 116: my $uploadedflag=0;
117: if ($filename =~ /[^\s]/) {
118: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
119: $uploadedfiletypes=~s/[^\w\,]//g;
120: $uploadedfiletypes=','.$uploadedfiletypes.',';
121: my ($extension)=($filename=~/\.(\w+)$/);
122: if ($uploadedfiletypes=~/\,$extension\,/i) {
123: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
124: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
125: &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id);
126: $uploadedflag=1;
127: } else {
128: $award='INVALID_FILETYPE';
129: }
130: }
1.10 ng 131: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14 albertel 132: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10 ng 133: my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22 www 134: unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32 www 135: #
136: # Store with resource author for similarity testing
137: #
138: if ($award eq 'SUBMITTED') {
139: my ($symb,$crsid,$domain,$name)=
140: &Apache::lonxml::whichuser();
141: if ($crsid) {
142: my $akey=$name.'.'.$domain.'.'.$crsid;
143: my $essayurl=
144: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
145: my ($adom,$aname,$apath)=
146: ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
147: $apath=&Apache::lonnet::escape($apath);
148: $apath=~s/\W/\_/gs;
149: &Apache::lonnet::put('nohist_essay_'.$apath,
150: { $akey => $response },$adom,$aname);
151: }
152: }
1.10 ng 153: }
154: }
1.15 albertel 155: } elsif ($target eq 'edit') {
156: $result.=&Apache::edit::end_table();
1.16 sakharuk 157: } elsif ($target eq 'tex') {
158: if ($Apache::lonhomework::type eq 'exam') {
1.27 albertel 159: my $repetition=&Apache::response::repetition();
1.25 sakharuk 160: $result.='\begin{enumerate}';
161: for (my $i=0;$i<$repetition;$i++) {
1.27 albertel 162: $result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
1.33 ! albertel 163: '}.]\textit{'.&mt('Leave blank on scoring form').
! 164: '}\vskip 0 mm';
1.25 sakharuk 165: }
166: $result.= '\end{enumerate}';
1.16 sakharuk 167: }
1.10 ng 168: }
1.27 albertel 169: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
170: $target eq 'tex' || $target eq 'analyze') {
171: &Apache::lonxml::increment_counter($increment);
172: }
1.10 ng 173: &Apache::response::end_response;
1.15 albertel 174: return $result;
1.10 ng 175: }
176:
177: sub check_collaborators {
1.11 ng 178: my ($ncol,$coll) = @_;
1.10 ng 179: my %classlist=&Apache::lonnet::dump('classlist',
180: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
181: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
182: my (@badcollaborators,$result);
183: my (@collaborators) = split(/\,?\s+/,$coll);
184: foreach (@collaborators) {
185: my $collaborator = $_;
186: if (/@/) {
187: $collaborator =~ s/@/:/;
188: } else {
189: $collaborator = $_.':'.$ENV{'user.domain'};
190: }
191: push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
192: }
193:
194: if (scalar(@badcollaborators)) {
1.11 ng 195: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
196: (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
197: join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
1.10 ng 198: }
199: my $toomany = scalar(@collaborators) - $ncol;
200: if ($toomany > 0) {
201: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
202: 'You have too many collaborators. Please remove '.$toomany.' collaborator'.
203: ($toomany > 1 ? 's' :'').'.</td></tr></table>';
204: }
205: return $result;
1.1 albertel 206: }
1.2 albertel 207:
208: 1;
209: __END__
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