1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
3: #
4: # $Id: essayresponse.pm,v 1.51 2004/12/04 19:16:42 banghart 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: my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"');
52: $result='<br /><table border="1">';
53: $result.='<tr><td>'.
54: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
55: &mt('Submit entries below as answer to receive credit').' <br />'.
56: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
57: &mt('Save entries below as a draft answer (not submitting them for credit yet)').
58: ' </td></tr>';
59: if ($ncol > 0) {
60: $result .='<tr><td>'.
61: 'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
62: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
63: &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$ENV{'user.domain'}).'<br />';
64: $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
65: $result .='</td></tr>';
66: }
67: if ($uploadedfiletypes) {
68: $result.='<tr><td>'.&mt('Submit a file:').
69: ' <br /><input type="file" size="50" name="HWFILE'.
70: $part.'_'.$id.'" onFocus="this.form.enctype='.
71: "'multipart/form-data'".';" /><br />'.
72: &mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).'<br />'.
73: '<strong>OR:</strong><br /><a href='."'".'javascript:void(window.open("/adm/portfolio?mode=selectfile&fieldname=HWPORT'.$part.'_'.$id.'","cat","height=600,'.
74: 'width=600,scrollbars=1,resizable=1,menubar=2,location=1"))'."'".'>Select Portfolio Files</a>'.
75: '<br />'.
76: '<input type="text" size="50" name="HWPORT'.$part.'_'.$id.'" value="" />'.
77: '<br />';
78: if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"}=~/[^\s]/){
79: $result.="Portfolio files previously selected: <strong>".$Apache::lonhomework::history{"resource.$part.$id.portfiles"}."</strong><br />";
80: }
81:
82: if ($uploadedfile) {
83: my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
84: push (@Apache::lonxml::extlinks,$url);
85: &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
86: my $curfile='<a href="'.$url.
87: '"><img src="/adm/lonIcons/unknown.gif" border=0" /> '.
88: $uploadedfile.'</a>';
89: $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
90: } else {
91: $result.=&mt('(Hand in a file you have prepared on your computer)');
92: }
93: $result.='</td></tr>';
94: }
95: $result.='</table>';
96: }
97: return $result;
98: }
99:
100: sub end_essayresponse {
101: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
102: my $part = $Apache::inputtags::part;
103: my $id = $Apache::inputtags::response[-1];
104: my $increment = 1;
105: my $result;
106: if ( $target eq 'grade' ) {
107: my $collaborators = $ENV{'form.HWCOL'.$part.'_'.$id};
108: if ($collaborators =~ /[^\s]/) {
109: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
110: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
111: if ($collaborators ne $previous_list);
112: }
113: if ( defined($ENV{'form.submitted'}) &&
114: $ENV{'form.submitted'} eq 'scantron' ) {
115: $increment=&Apache::response::scored_response($part,$id);
116: } elsif ( defined($ENV{'form.submitted'}) ) {
117: my $response = $ENV{'form.HWVAL_'.$id};
118: my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
119: my $portfiles = $ENV{'form.HWPORT'.$part.'_'.$id};
120: if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
121: my $award;
122: if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
123: $award='SUBMITTED';
124: } else {
125: $award='DRAFT';
126: }
127: my $uploadedflag=0;
128: if ($filename =~ /[^\s]/) {
129: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
130: $uploadedfiletypes=~s/[^\w\,]//g;
131: $uploadedfiletypes=','.$uploadedfiletypes.',';
132: my ($extension)=($filename=~/\.(\w+)$/);
133: if ($uploadedfiletypes=~/\,$extension\,/i) {
134: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
135: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
136: &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id,undef,'essayresponse');
137: $uploadedflag=1;
138: } else {
139: $award='INVALID_FILETYPE';
140: }
141: }
142: if ($portfiles =~ /[^\s]/) {
143: $portfiles =~s/,$//;
144: $Apache::lonhomework::results{"resource.$part.$id.portfiles"}=$portfiles;
145: my @submitted_files = split /,/,$portfiles;
146: my ($dsymb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
147: &Apache::lonnet::unmark_as_readonly($domain,$name,$dsymb.$crsid);
148: &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,$dsymb.$crsid);
149: &Apache::lonnet::clear_selected_files($name);
150: $uploadedflag=1;
151: }
152: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
153: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
154: my %previous=&Apache::response::check_for_previous($response,$part,$id);
155: unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
156: #
157: # Store with resource author for similarity testing
158: #
159: if ($award eq 'SUBMITTED') {
160: my ($symb,$crsid,$domain,$name)=
161: &Apache::lonxml::whichuser();
162: if ($crsid) {
163: my $akey=$name.'.'.$domain.'.'.$crsid;
164: my $essayurl=
165: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
166: my ($adom,$aname,$apath)=
167: ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
168: $apath=&Apache::lonnet::escape($apath);
169: $apath=~s/\W/\_/gs;
170: &Apache::lonnet::put('nohist_essay_'.$apath,
171: { $akey => $response },$adom,$aname);
172: }
173: }
174: }
175: }
176: } elsif ($target eq 'edit') {
177: $result.=&Apache::edit::end_table();
178: } elsif ($target eq 'tex') {
179: if ($Apache::lonhomework::type eq 'exam') {
180: my $repetition=&Apache::response::repetition();
181: $result.='\begin{enumerate}';
182: if ($ENV{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
183: for (my $i=0;$i<$repetition;$i++) {
184: $result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
185: '}.]\textit{'.&mt('Leave blank on scoring form').
186: '}\vskip 0 mm';
187: }
188: $result.= '\end{enumerate}';
189: $increment=$repetition;
190: }
191: }
192: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
193: $target eq 'tex' || $target eq 'analyze') {
194: &Apache::lonxml::increment_counter($increment);
195: }
196: &Apache::response::end_response;
197:
198: return $result;
199: }
200:
201: sub check_collaborators {
202: my ($ncol,$coll) = @_;
203: my %classlist=&Apache::lonnet::dump('classlist',
204: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
205: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
206: my (@badcollaborators,$result);
207: my (@collaborators) = split(/\,?\s+/,$coll);
208: foreach (@collaborators) {
209: my $collaborator = $_;
210: if (/@/) {
211: $collaborator =~ s/@/:/;
212: } else {
213: $collaborator = $_.':'.$ENV{'user.domain'};
214: }
215: push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
216: }
217:
218: if (scalar(@badcollaborators)) {
219: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
220: (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
221: join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
222: }
223: my $toomany = scalar(@collaborators) - $ncol;
224: if ($toomany > 0) {
225: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
226: 'You have too many collaborators. Please remove '.$toomany.' collaborator'.
227: ($toomany > 1 ? 's' :'').'.</td></tr></table>';
228: }
229: return $result;
230: }
231:
232: 1;
233: __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