Annotation of loncom/homework/essayresponse.pm, revision 1.70
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
1.5 albertel 3: #
1.70 ! albertel 4: # $Id: essayresponse.pm,v 1.69 2005/11/15 22:19:57 albertel 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();
1.62 albertel 32: use Apache::lonnet;
1.33 albertel 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: $result=&Apache::response::meta_package_write('essayresponse');
1.69 albertel 45: } elsif ($target eq 'web' &&
46: $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.10 ng 47: my $part= $Apache::inputtags::part;
48: my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
1.34 albertel 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;
1.13 ng 52: $result='<br /><table border="1">';
1.22 www 53: $result.='<tr><td>'.
1.64 matthew 54: '<label>'.
1.47 albertel 55: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
1.64 matthew 56: &mt('Submit entries below as answer to receive credit').
57: '</label> <br />'.
58: '<label>'.
59: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
1.33 albertel 60: &mt('Save entries below as a draft answer (not submitting them for credit yet)').
1.64 matthew 61: '</label>'.
62: ' </td></tr>';
1.10 ng 63: if ($ncol > 0) {
1.64 matthew 64: $result .='<tr><td>'.'<label>'.
1.13 ng 65: 'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
66: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
1.64 matthew 67: &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$env{'user.domain'}).
68: '</label><br />';
1.10 ng 69: $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13 ng 70: $result .='</td></tr>';
1.10 ng 71: }
1.60 albertel 72: $result.=&Apache::inputtags::file_selector($part,$id,
73: $uploadedfiletypes,'both');
1.22 www 74: $result.='</table>';
1.10 ng 75: }
76: return $result;
1.1 albertel 77: }
78:
79: sub end_essayresponse {
1.10 ng 80: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13 ng 81: my $part = $Apache::inputtags::part;
1.14 albertel 82: my $id = $Apache::inputtags::response[-1];
1.70 ! albertel 83: my $increment = &Apache::response::repetition();
1.15 albertel 84: my $result;
1.10 ng 85: if ( $target eq 'grade' ) {
1.62 albertel 86: my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};
1.14 albertel 87: if ($collaborators =~ /[^\s]/) {
1.34 albertel 88: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.14 albertel 89: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
90: if ($collaborators ne $previous_list);
91: }
1.58 albertel 92: if ( &Apache::response::submitted('scantron') ) {
1.31 albertel 93: $increment=&Apache::response::scored_response($part,$id);
1.58 albertel 94: } elsif ( &Apache::response::submitted() ) {
1.62 albertel 95: my $response = $env{'form.HWVAL_'.$id};
96: my $filename= $env{'form.HWFILE'.$part.'_'.$id.'.filename'};
97: my $portfiles = $env{'form.HWPORT'.$part.'_'.$id};
1.42 banghart 98: if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
1.61 albertel 99: my $award='DRAFT';
1.62 albertel 100: if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
1.14 albertel 101: $award='SUBMITTED';
102: }
1.22 www 103: my $uploadedflag=0;
1.63 albertel 104: &file_submission($part,$id,'filename',\$award,\$uploadedflag);
105: &file_submission($part,$id,'portfiles',\$award,\$uploadedflag);
1.10 ng 106: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14 albertel 107: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10 ng 108: my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22 www 109: unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32 www 110: #
111: # Store with resource author for similarity testing
112: #
113: if ($award eq 'SUBMITTED') {
114: my ($symb,$crsid,$domain,$name)=
115: &Apache::lonxml::whichuser();
116: if ($crsid) {
117: my $akey=$name.'.'.$domain.'.'.$crsid;
118: my $essayurl=
119: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
120: my ($adom,$aname,$apath)=
121: ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
122: $apath=&Apache::lonnet::escape($apath);
123: $apath=~s/\W/\_/gs;
124: &Apache::lonnet::put('nohist_essay_'.$apath,
125: { $akey => $response },$adom,$aname);
126: }
1.42 banghart 127: }
1.10 ng 128: }
1.42 banghart 129: }
1.15 albertel 130: } elsif ($target eq 'edit') {
131: $result.=&Apache::edit::end_table();
1.16 sakharuk 132: } elsif ($target eq 'tex') {
133: if ($Apache::lonhomework::type eq 'exam') {
1.27 albertel 134: my $repetition=&Apache::response::repetition();
1.25 sakharuk 135: $result.='\begin{enumerate}';
1.62 albertel 136: if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
1.25 sakharuk 137: for (my $i=0;$i<$repetition;$i++) {
1.27 albertel 138: $result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
1.33 albertel 139: '}.]\textit{'.&mt('Leave blank on scoring form').
140: '}\vskip 0 mm';
1.25 sakharuk 141: }
142: $result.= '\end{enumerate}';
1.37 albertel 143: $increment=$repetition;
1.16 sakharuk 144: }
1.70 ! albertel 145: } elsif ($target eq 'answer') {
! 146: $result.=&Apache::response::answer_header($$tagstack[-1]);
! 147: $result.=&Apache::response::answer_part($$tagstack[-1],'');
! 148: $result.=&Apache::response::answer_footer($$tagstack[-1]);
1.10 ng 149: }
1.27 albertel 150: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
151: $target eq 'tex' || $target eq 'analyze') {
152: &Apache::lonxml::increment_counter($increment);
153: }
1.10 ng 154: &Apache::response::end_response;
1.42 banghart 155:
1.15 albertel 156: return $result;
1.10 ng 157: }
158:
1.61 albertel 159: sub file_submission {
160: my ($part,$id,$which,$award,$uploadedflag)=@_;
161: my $files;
1.67 albertel 162: my $jspart=$part;
163: $jspart=~s/\./_/g;
164: if ($which eq 'portfiles') { $files= $env{'form.HWPORT'.$jspart.'_'.$id}; }
1.61 albertel 165: if ($which eq 'filename') {
1.67 albertel 166: $files = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
1.61 albertel 167: }
168:
169: if ($files =~ /[^\s]/) {
170: $files =~s/,$//;
171: $Apache::lonhomework::results{"resource.$part.$id.$which"}=$files;
1.68 albertel 172:
173: my @submitted_files = ($files);
174: if ( $which eq 'portfiles' ) {
175: @submitted_files = split(/,/,$files);
176: }
177:
1.61 albertel 178: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.65 albertel 179: if ($uploadedfiletypes) {
180: $uploadedfiletypes=~s/[^\w\,]//g;
181: $uploadedfiletypes=','.$uploadedfiletypes.',';
182: foreach my $file (@submitted_files) {
183: my ($extension)=($file=~/\.(\w+)$/);
184: unless ($uploadedfiletypes=~/\,$extension\,/i) {
185: $$award='INVALID_FILETYPE';
186: }
1.61 albertel 187: }
188: }
1.63 albertel 189: if ($$award ne 'INVALID_FILETYPE' && ref($uploadedflag)) {
1.61 albertel 190: $$uploadedflag=1;
191: }
1.63 albertel 192: if ($$award ne 'INVALID_FILETYPE' && $which eq 'portfiles') {
1.61 albertel 193: my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66 albertel 194: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
195: &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,[$symb,$crsid]);
1.61 albertel 196: &Apache::lonnet::clear_selected_files($name);
197: }
1.63 albertel 198: if ($$award ne 'INVALID_FILETYPE' && $which eq 'filename') {
1.61 albertel 199: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=
200: $files;
201: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
1.67 albertel 202: &Apache::lonnet::userfileupload('HWFILE'.$jspart.'_'.$id,undef,
1.61 albertel 203: 'essayresponse');
204: }
205: } elsif ($which eq 'portfiles' &&
206: $Apache::lonhomework::history{"resource.$part.$id.$which"}) {
207: my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66 albertel 208: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
1.61 albertel 209: $Apache::lonhomework::results{"resource.$part.$id.$which"}="";
210: }
211: }
212:
1.10 ng 213: sub check_collaborators {
1.11 ng 214: my ($ncol,$coll) = @_;
1.10 ng 215: my %classlist=&Apache::lonnet::dump('classlist',
1.62 albertel 216: $env{'course.'.$env{'request.course.id'}.'.domain'},
217: $env{'course.'.$env{'request.course.id'}.'.num'});
1.10 ng 218: my (@badcollaborators,$result);
219: my (@collaborators) = split(/\,?\s+/,$coll);
220: foreach (@collaborators) {
221: my $collaborator = $_;
222: if (/@/) {
223: $collaborator =~ s/@/:/;
224: } else {
1.62 albertel 225: $collaborator = $_.':'.$env{'user.domain'};
1.10 ng 226: }
227: push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
228: }
229:
230: if (scalar(@badcollaborators)) {
1.11 ng 231: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
232: (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
233: join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
1.10 ng 234: }
235: my $toomany = scalar(@collaborators) - $ncol;
236: if ($toomany > 0) {
237: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
238: 'You have too many collaborators. Please remove '.$toomany.' collaborator'.
239: ($toomany > 1 ? 's' :'').'.</td></tr></table>';
240: }
241: return $result;
1.1 albertel 242: }
1.2 albertel 243:
244: 1;
245: __END__
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