1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
3: #
4: # $Id: essayresponse.pm,v 1.67 2005/05/20 18:53:53 albertel Exp $
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: #
28:
29: package Apache::essayresponse;
30: use strict;
31: use Apache::lonxml();
32: use Apache::lonnet;
33: use Apache::lonlocal;
34:
35: BEGIN {
36: &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
37: }
38:
39: sub start_essayresponse {
40: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
41: my $result;
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') {
46: my $part= $Apache::inputtags::part;
47: my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
48: my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
49: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
50: $uploadedfiletypes=~s/[^\w\,]//g;
51: $result='<br /><table border="1">';
52: $result.='<tr><td>'.
53: '<label>'.
54: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
55: &mt('Submit entries below as answer to receive credit').
56: '</label> <br />'.
57: '<label>'.
58: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
59: &mt('Save entries below as a draft answer (not submitting them for credit yet)').
60: '</label>'.
61: ' </td></tr>';
62: if ($ncol > 0) {
63: $result .='<tr><td>'.'<label>'.
64: 'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
65: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
66: &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$env{'user.domain'}).
67: '</label><br />';
68: $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
69: $result .='</td></tr>';
70: }
71: $result.=&Apache::inputtags::file_selector($part,$id,
72: $uploadedfiletypes,'both');
73: $result.='</table>';
74: }
75: return $result;
76: }
77:
78: sub end_essayresponse {
79: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
80: my $part = $Apache::inputtags::part;
81: my $id = $Apache::inputtags::response[-1];
82: my $increment = 1;
83: my $result;
84: if ( $target eq 'grade' ) {
85: my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};
86: if ($collaborators =~ /[^\s]/) {
87: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
88: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
89: if ($collaborators ne $previous_list);
90: }
91: if ( &Apache::response::submitted('scantron') ) {
92: $increment=&Apache::response::scored_response($part,$id);
93: } elsif ( &Apache::response::submitted() ) {
94: my $response = $env{'form.HWVAL_'.$id};
95: my $filename= $env{'form.HWFILE'.$part.'_'.$id.'.filename'};
96: my $portfiles = $env{'form.HWPORT'.$part.'_'.$id};
97: if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
98: my $award='DRAFT';
99: if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
100: $award='SUBMITTED';
101: }
102: my $uploadedflag=0;
103: &file_submission($part,$id,'filename',\$award,\$uploadedflag);
104: &file_submission($part,$id,'portfiles',\$award,\$uploadedflag);
105: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
106: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
107: my %previous=&Apache::response::check_for_previous($response,$part,$id);
108: unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
109: #
110: # Store with resource author for similarity testing
111: #
112: if ($award eq 'SUBMITTED') {
113: my ($symb,$crsid,$domain,$name)=
114: &Apache::lonxml::whichuser();
115: if ($crsid) {
116: my $akey=$name.'.'.$domain.'.'.$crsid;
117: my $essayurl=
118: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
119: my ($adom,$aname,$apath)=
120: ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
121: $apath=&Apache::lonnet::escape($apath);
122: $apath=~s/\W/\_/gs;
123: &Apache::lonnet::put('nohist_essay_'.$apath,
124: { $akey => $response },$adom,$aname);
125: }
126: }
127: }
128: }
129: } elsif ($target eq 'edit') {
130: $result.=&Apache::edit::end_table();
131: } elsif ($target eq 'tex') {
132: if ($Apache::lonhomework::type eq 'exam') {
133: my $repetition=&Apache::response::repetition();
134: $result.='\begin{enumerate}';
135: if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
136: for (my $i=0;$i<$repetition;$i++) {
137: $result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
138: '}.]\textit{'.&mt('Leave blank on scoring form').
139: '}\vskip 0 mm';
140: }
141: $result.= '\end{enumerate}';
142: $increment=$repetition;
143: }
144: }
145: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
146: $target eq 'tex' || $target eq 'analyze') {
147: &Apache::lonxml::increment_counter($increment);
148: }
149: &Apache::response::end_response;
150:
151: return $result;
152: }
153:
154: sub file_submission {
155: my ($part,$id,$which,$award,$uploadedflag)=@_;
156: my $files;
157: my $jspart=$part;
158: $jspart=~s/\./_/g;
159: if ($which eq 'portfiles') { $files= $env{'form.HWPORT'.$jspart.'_'.$id}; }
160: if ($which eq 'filename') {
161: $files = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
162: }
163:
164: if ($files =~ /[^\s]/) {
165: $files =~s/,$//;
166: $Apache::lonhomework::results{"resource.$part.$id.$which"}=$files;
167: my @submitted_files = split(/,/,$files);
168: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
169: if ($uploadedfiletypes) {
170: $uploadedfiletypes=~s/[^\w\,]//g;
171: $uploadedfiletypes=','.$uploadedfiletypes.',';
172: foreach my $file (@submitted_files) {
173: my ($extension)=($file=~/\.(\w+)$/);
174: unless ($uploadedfiletypes=~/\,$extension\,/i) {
175: $$award='INVALID_FILETYPE';
176: }
177: }
178: }
179: if ($$award ne 'INVALID_FILETYPE' && ref($uploadedflag)) {
180: $$uploadedflag=1;
181: }
182: if ($$award ne 'INVALID_FILETYPE' && $which eq 'portfiles') {
183: my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
184: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
185: &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,[$symb,$crsid]);
186: &Apache::lonnet::clear_selected_files($name);
187: }
188: if ($$award ne 'INVALID_FILETYPE' && $which eq 'filename') {
189: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=
190: $files;
191: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
192: &Apache::lonnet::userfileupload('HWFILE'.$jspart.'_'.$id,undef,
193: 'essayresponse');
194: }
195: } elsif ($which eq 'portfiles' &&
196: $Apache::lonhomework::history{"resource.$part.$id.$which"}) {
197: my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
198: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
199: $Apache::lonhomework::results{"resource.$part.$id.$which"}="";
200: }
201: }
202:
203: sub check_collaborators {
204: my ($ncol,$coll) = @_;
205: my %classlist=&Apache::lonnet::dump('classlist',
206: $env{'course.'.$env{'request.course.id'}.'.domain'},
207: $env{'course.'.$env{'request.course.id'}.'.num'});
208: my (@badcollaborators,$result);
209: my (@collaborators) = split(/\,?\s+/,$coll);
210: foreach (@collaborators) {
211: my $collaborator = $_;
212: if (/@/) {
213: $collaborator =~ s/@/:/;
214: } else {
215: $collaborator = $_.':'.$env{'user.domain'};
216: }
217: push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
218: }
219:
220: if (scalar(@badcollaborators)) {
221: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
222: (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
223: join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
224: }
225: my $toomany = scalar(@collaborators) - $ncol;
226: if ($toomany > 0) {
227: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
228: 'You have too many collaborators. Please remove '.$toomany.' collaborator'.
229: ($toomany > 1 ? 's' :'').'.</td></tr></table>';
230: }
231: return $result;
232: }
233:
234: 1;
235: __END__
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/back.gif){kind=icon}
Return to essayresponse.pm CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [LON-CAPA] / loncom / homework