1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
3: #
4: # $Id: essayresponse.pm,v 1.125 2018/11/20 19:14:14 raeburn 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::lonhtmlcommon;
33: use Apache::loncommon;
34: use Apache::lonnet;
35: use Apache::lonnavmaps;
36: use Apache::lonlocal;
37: use LONCAPA qw(:DEFAULT :match);
38:
39:
40: BEGIN {
41: &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
42: }
43:
44: sub start_essayresponse {
45: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
46: my $result;
47: my $id = &Apache::response::start_response($parstack,$safeeval);
48: if ($target eq 'meta') {
49: $result=&Apache::response::meta_package_write('essayresponse');
50: } elsif ($target eq 'web') {
51: my $part= $Apache::inputtags::part;
52: my $coll;
53: if ($Apache::lonhomework::history{"resource.$part.$id.collaborators"} =~ /\S/) {
54: $coll = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
55: }
56: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
57: my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
58: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
59: $uploadedfiletypes=~s/[^\w\,]//g;
60: my $maxfilesize=&Apache::lonnet::EXT("resource.$part".'_'."$id.maxfilesize");
61: if (!defined($maxfilesize)) {
62: $maxfilesize = 10.0; #FIXME This should become a domain configuration
63: }
64: my $hiddendraft;
65: if (($Apache::lonhomework::type eq 'survey') ||
66: ($Apache::lonhomework::type eq 'surveycred') ||
67: ($Apache::lonhomework::type eq 'anonsurvey') ||
68: ($Apache::lonhomework::type eq 'anonsurveycred')) {
69: $hiddendraft = '<input type="hidden" name="HWDRAFT'.$part.'_'.$id.'" value="yes" />';
70: } else {
71: $result = &draft_row($part,$id,$ncol,$uploadedfiletypes,'essayresponse');
72: }
73: if ($ncol > 0) {
74: $result .= &get_collab_row($part,$id,$coll,$ncol);
75: }
76: my $filesfrom = 'both';
77: my $stuname = &Apache::lonnet::EXT('user.name');
78: my $studom = &Apache::lonnet::EXT('user.domain');
79: if (!&Apache::lonnet::usertools_access($stuname,$studom,'portfolio')) {
80: $filesfrom = 'uploadonly';
81: }
82: $result.=&Apache::inputtags::file_selector($part,$id,$uploadedfiletypes,
83: $filesfrom,undef,$maxfilesize);
84: if ($result) {
85: $result =
86: '<div>'.$hiddendraft.
87: &Apache::lonhtmlcommon::start_pick_box().
88: $result.
89: &Apache::lonhtmlcommon::end_pick_box().'</div>';
90: } else {
91: $result = $hiddendraft;
92: }
93: } else {
94: $result = &show_status_table($part,$id,$coll);
95: }
96: }
97: return $result;
98: }
99:
100: sub draft_row {
101: my ($part,$id,$ncol,$uploadedfiletypes,$resptype) = @_;
102: my $status_text = &mt('Submission type');
103: if ($Apache::lonhomework::history{"resource.$part.award"} eq 'DRAFT') {
104: $status_text .= '<br />'.&mt('(Currently -- draft)');
105: }
106: my $closure;
107: unless ($ncol || $uploadedfiletypes) {
108: $closure = 1;
109: }
110: my %label = (
111: draft => {
112: essayresponse => &mt('Save entries below (not submitted for credit yet)'),
113: externalresponse => &mt('Save entries below (not submitted for grading yet)'),
114: },
115: submit => {
116: essayresponse => &mt('Submit entries below as answer to receive credit'),
117: externalresponse => &mt('Submit entries below for grading'),
118: }
119: );
120: return &Apache::lonhtmlcommon::row_title($status_text).
121: '<label>'.
122: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" />'.
123: ' '.$label{'submit'}{$resptype}.'</label> <br />'.
124: '<label>'.
125: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
126: $label{'draft'}{$resptype}.'</label>'.
127: &Apache::lonhtmlcommon::row_closure($closure);
128: }
129:
130: sub get_collab_row {
131: my ($part,$id,$coll,$ncol,$closure) = @_;
132: my $output = &Apache::lonhtmlcommon::row_title(&mt('Collaborators')).
133: '<label>'.
134: &mt('Collaborators:').' <input type="text" size="70" max="80" name="HWCOL'.
135: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
136: &mt('Enter a maximum of [quant,_1,collaborator] using username or username:domain, e.g. smithje or smithje:[_2].',
137: $ncol,$env{'user.domain'});
138: if ($ncol > 1) {
139: $output .= '<br />'.&mt('If entering more than one, use spaces to separate the collaborators.');
140: }
141: $output .= '</label><br />';
142: $output .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
143: $output .= &Apache::lonhtmlcommon::row_closure($closure);
144: return $output;
145: }
146:
147: sub show_status_table {
148: my ($part,$id,$coll) = @_;
149: my $output;
150: if ($coll) {
151: $output = '<td><i>'.&mt('Collaborated with [_1]',$coll).'</i></td>';
152: }
153: my $current_files_display = &Apache::inputtags::current_file_submissions($part,$id);
154: if ($current_files_display) {
155: $output .= '<td><b>'.&mt('Submitted files:').'</b><br />'.
156: $current_files_display.'</td>';
157: }
158: if ($output ne '') {
159: return '<table class="LC_pastsubmission"><tr>'.$output.
160: '</tr></table>';
161: }
162: return;
163: }
164:
165: sub end_essayresponse {
166: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
167: my $part = $Apache::inputtags::part;
168: my $id = $Apache::inputtags::response[-1];
169: my $increment = &Apache::response::repetition();
170: my $result;
171: if ( $target eq 'grade' ) {
172: &get_collaborators($part,$id);
173: # Scantron
174: if ( &Apache::response::submitted('scantron') ) {
175: $increment=&Apache::response::scored_response($part,$id);
176: } elsif ( &Apache::response::submitted() ) {
177: my $response = $env{'form.HWVAL_'.$id};
178: my $jspart=$part;
179: $jspart=~s/\./_/g;
180: my $filename = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'} ||
181: $env{'form.HWFILETOOBIG'.$part.'_'.$id};
182: my $portfiles = $env{'form.HWPORT'.$jspart.'_'.$id};
183: my @deletions = &Apache::loncommon::get_env_multiple('form.HWFILE'.$jspart.'_'.$id.'_delete');
184: my ($is_submit,$was_draft);
185: if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
186: $is_submit = 1;
187: }
188: if ($Apache::lonhomework::history{"resource.$part.award"} eq 'DRAFT') {
189: $was_draft = 1;
190: }
191: if (($response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/) ||
192: (@deletions > 0) || ($was_draft && $is_submit)) {
193: my $award='DRAFT';
194: if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
195: if ($Apache::lonhomework::type eq 'anonsurvey') {
196: $award='ANONYMOUS';
197: } elsif ($Apache::lonhomework::type eq 'anonsurveycred') {
198: $award='ANONYMOUS_CREDIT';
199: } elsif ($Apache::lonhomework::type eq 'surveycred') {
200: $award='SUBMITTED_CREDIT';
201: } else {
202: $award='SUBMITTED';
203: }
204: }
205: my $uploadedflag=0;
206: my $totalsize=0;
207: &file_submission($part,$id,\$award,\$uploadedflag,\$totalsize,\@deletions);
208: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
209: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
210: my %previous=&Apache::response::check_for_previous($response,$part,$id);
211: if ($uploadedflag) {
212: if ($award eq 'FILENAME_INUSE') {
213: delete($Apache::lonhomework::results{"resource.$id.tries"});
214: }
215: } else {
216: &Apache::response::handle_previous(\%previous,$award);
217: }
218: #
219: # Store with resource author for similarity testing
220: #
221: if ($award eq 'SUBMITTED') {
222: my ($symb,$crsid,$domain,$name)=
223: &Apache::lonnet::whichuser();
224: if ($crsid) {
225: my $akey=join('.',&escape($name),&escape($domain),
226: &escape($crsid));
227: my $essayurl=
228: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
229: if ($essayurl eq 'lib/templates/simpleproblem.problem') {
230: my %crsinfo = &Apache::lonnet::coursedescription($crsid);
231: my $cdom = $crsinfo{'domain'};
232: my $cnum = $crsinfo{'num'};
233: my ($map,$id,$res) = &Apache::lonnet::decode_symb($symb);
234: if ($map =~ m{^\Quploaded/$cdom/$cnum/\E(default(?:|_\d+)\.(?:sequence|page))$}) {
235: my $apath = $1.'_'.$id;
236: $apath=~s/\W/\_/gs;
237: my $akey = join('.',&escape($name),&escape($domain));
238: &Apache::lonnet::put('nohist_essay_'.$apath,
239: { $akey => $response },$cdom,$cnum);
240: }
241: } else {
242: my ($adom,$aname,$apath)=
243: ($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/);
244: $apath=&escape($apath);
245: $apath=~s/\W/\_/gs;
246: &Apache::lonnet::put('nohist_essay_'.$apath,
247: { $akey => $response },$adom,$aname);
248: }
249: }
250: }
251: }
252: }
253: } elsif ($target eq 'edit') {
254: $result.=&Apache::edit::end_table();
255:
256: } elsif ($target eq 'tex'
257: && $Apache::lonhomework::type eq 'exam') {
258: $result .= &Apache::inputtags::exam_score_line($target);
259:
260: } elsif ($target eq 'answer') {
261: $result.=&Apache::response::answer_header($$tagstack[-1]);
262: my $answer = &mt('Essay will be hand graded.');
263: $result.=&Apache::response::answer_part($$tagstack[-1],$answer,
264: {'no_verbatim' => 1});
265: $result.=&Apache::response::answer_footer($$tagstack[-1]);
266: }
267: if ($target eq 'web') {
268: &Apache::response::setup_prior_tries_hash(\&format_prior_response,
269: ['portfiles',
270: 'uploadedurl']);
271: }
272:
273: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
274: $target eq 'tex' || $target eq 'analyze') {
275: &Apache::lonxml::increment_counter($increment, "$part.$id");
276:
277: if ($target eq 'analyze') {
278: $Apache::lonhomework::analyze{"$part.$id.type"} = 'essayresponse';
279: push (@{ $Apache::lonhomework::analyze{"parts"} },"$part.$id");
280: &Apache::lonhomework::set_bubble_lines();
281: }
282: }
283: &Apache::response::end_response;
284:
285: return $result;
286: }
287:
288: sub get_collaborators {
289: my ($part,$id) = @_;
290: my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};
291: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"'
292: );
293: if ($collaborators ne $previous_list) {
294: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators;
295: }
296: }
297:
298: sub format_prior_response {
299: my ($mode,$answer,$other_data) = @_;
300: my $output;
301:
302: my (undef,undef,$udom,$uname) = &Apache::lonnet::whichuser();
303: my $port_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
304:
305: my $file_list;
306:
307: foreach my $file (split(/\s*,\s*/,
308: $other_data->[0].','.$other_data->[1])) {
309: next if ($file!~/\S/);
310: if ($file !~ m{^/uploaded/}) { $file=$port_url.$file; }
311: $file=~s|/+|/|g;
312: &Apache::lonnet::allowuploaded('/adm/essayresponse',$file);
313: $file_list.='<li><span class="LC_nobreak"><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
314: &Apache::loncommon::icon($file).'" alt="file icon" border="0" /> '.$file.
315: '</a></span></li>'."\n";
316: }
317: if ($file_list) {
318: $output.= &mt('Submitted Files').'<ul>'.$file_list.'</ul>';
319: }
320: if ($answer =~ /\S/) {
321: $output.='<p>'.&mt('Submitted text').
322: '<blockquote>'.&HTML::Entities::encode($answer, '"<>&').'</blockquote></p>';
323: }
324:
325: return '<div class="LC_prior_essay">'.$output.'</div>';
326: }
327:
328: sub file_submission {
329: my ($part,$id,$award,$uploadedflag,$totalsize,$deletions,$context,$info)=@_;
330: my $files;
331: my $jspart=$part;
332: $jspart=~s/\./_/g;
333: my ($symb,$crsid,$udom,$uname) = &Apache::lonnet::whichuser();
334: my %crsinfo = &Apache::lonnet::coursedescription($crsid);
335: my $cdom = $crsinfo{'domain'};
336: my $cnum = $crsinfo{'num'};
337: my (@portfiles,$uploadedurl,@submitted_portfiles,$submitted_upload,
338: @acceptable_portfiles,$acceptable_upload,@accepted_portfiles,
339: $accepted_upload,@savedportfiles,$stored_upload,@tolock,
340: %port_delete,$uploaded_delete);
341: if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"} ||
342: $Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}) {
343: if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"}) {
344: my @possfiles = split(/,/,$Apache::lonhomework::history{"resource.$part.$id.portfiles"});
345: foreach my $file (@possfiles) {
346: my ($path,$name) = ($file =~ m{^(.*/)([^/]+)$});
347: my ($origname,$version,$ext) = &Apache::lonnet::file_name_version_ext($name);
348: unless ($version) {
349: push(@portfiles,$file);
350: }
351: }
352: }
353: $uploadedurl = $Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
354: if (ref($deletions) eq 'ARRAY') {
355: if (@{$deletions} > 0) {
356: foreach my $file (@{$deletions}) {
357: $file = &HTML::Entities::decode($file);
358: if (grep(/^\Q$file\E$/,@portfiles)) {
359: $port_delete{$file} = 1;
360: } elsif ($file =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/essayresponse/\Q$cdom\E/\Q$cnum\E/}) {
361: $uploaded_delete = $file;
362: } elsif ($file =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/essayresponse/[^/]+$}) {
363: $uploaded_delete = $file;
364: }
365: }
366: }
367: }
368: foreach my $current (@portfiles) {
369: unless ($port_delete{$current}) {
370: push(@savedportfiles,$current);
371: }
372: }
373: if ($uploaded_delete) {
374: if ($uploaded_delete eq $uploadedurl) {
375: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"} = "";
376: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"} = "";
377: } else {
378: undef($uploaded_delete);
379: }
380: }
381: }
382: if ($env{'form.HWPORT'.$jspart.'_'.$id} ne '') {
383: my $newfiles= $env{'form.HWPORT'.$jspart.'_'.$id};
384: $newfiles =~s/,$//;
385: if ($newfiles =~ /[^\s]/) {
386: foreach my $file (split(/\s*,\s*/,$newfiles)) {
387: if ($file =~ /[^\s]/) {
388: push(@submitted_portfiles,$file);
389: }
390: }
391: }
392: }
393: if ($env{'form.HWFILETOOBIG'.$part.'_'.$id} ne '') {
394: $$award = 'EXCESS_FILESIZE';
395: } elsif ($env{'form.HWFILE'.$jspart.'_'.$id.'.filename'} ne '') {
396: my $newfile = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
397: if ($newfile =~ /[^\s]/) {
398: $submitted_upload = $newfile;
399: }
400: }
401: if (@savedportfiles) {
402: foreach my $file (reverse(@savedportfiles)) {
403: unless(grep(/^\Q$file\E$/,@submitted_portfiles)) {
404: unshift(@submitted_portfiles,$file);
405: }
406: }
407: }
408: if (@submitted_portfiles || $submitted_upload) {
409: my $uploadedfiletypes=
410: &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
411: if ($uploadedfiletypes ne '') {
412: $uploadedfiletypes=~s/[^\w\,]//g;
413: $uploadedfiletypes=','.$uploadedfiletypes.',';
414: if (@submitted_portfiles) {
415: foreach my $file (@submitted_portfiles) {
416: my ($extension)=($file=~/\.(\w+)$/);
417: if ($uploadedfiletypes=~/\,\s*\Q$extension\E\s*\,/i) {
418: push(@acceptable_portfiles,$file);
419: }
420: }
421: }
422: if ($submitted_upload) {
423: my ($upload_ext)=($submitted_upload=~/\.(\w+)$/);
424: if ($uploadedfiletypes=~/\,\s*\Q$upload_ext\E\s*\,/i) {
425: $acceptable_upload = $submitted_upload;
426: } else {
427: $$award='INVALID_FILETYPE';
428: &delete_form_items($jspart,$id);
429: }
430: }
431: } else {
432: @acceptable_portfiles = @submitted_portfiles;
433: $acceptable_upload = $submitted_upload;
434: }
435: }
436: if ((@acceptable_portfiles) || ($acceptable_upload ne '')) {
437: my $maxfilesize=&Apache::lonnet::EXT("resource.$part".'_'."$id.maxfilesize");
438: if (!$maxfilesize) {
439: $maxfilesize = 10.0; #FIXME This should become a domain configuration
440: }
441: my %dirlist;
442: if (@acceptable_portfiles) {
443: foreach my $file (@acceptable_portfiles) {
444: my ($path,$filename) = ($file =~ m{^(.*/)([^/]+)$});
445: my $fullpath = '/userfiles/portfolio'.$path;
446: if (!exists($dirlist{$fullpath})) {
447: my ($listref,$listerror) =
448: &Apache::lonnet::dirlist($fullpath,$udom,$uname,1);
449: if (ref($listref) eq 'ARRAY') {
450: $dirlist{$fullpath} = $listref;
451: }
452: }
453: if (ref($dirlist{$fullpath}) eq 'ARRAY') {
454: foreach my $dir_line (@{$dirlist{$fullpath}}) {
455: my ($fname,$dom,undef,$testdir,undef,undef,undef,undef,
456: $size,undef,$mtime,undef,undef,undef,$obs,undef) =
457: split(/\&/,$dir_line,16);
458: if ($filename eq $fname) {
459: my $mbsize = $size/(1024.0*1024.0);
460: if (ref($totalsize)) {
461: $$totalsize += $mbsize;
462: }
463: last;
464: }
465: }
466: }
467: if (ref($totalsize)) {
468: if ($$totalsize > $maxfilesize) {
469: $$award='EXCESS_FILESIZE';
470: &delete_form_items($jspart,$id);
471: } else {
472: push(@accepted_portfiles,$file);
473: }
474: } else {
475: push(@accepted_portfiles,$file);
476: }
477: }
478: }
479: if ($acceptable_upload ne '') {
480: if (ref($totalsize)) {
481: $$totalsize += $env{'form.HWFILESIZE'.$jspart.'_'.$id};
482: if ($$totalsize > $maxfilesize) {
483: $$award='EXCESS_FILESIZE';
484: delete($env{'form.HWFILE'.$jspart.'_'.$id});
485: } else {
486: $accepted_upload = $acceptable_upload;
487: }
488: } else {
489: $accepted_upload = $acceptable_upload;
490: }
491: }
492: }
493: if ($accepted_upload ne '') {
494: my ($path,$multiresp) =
495: &Apache::loncommon::get_turnedin_filepath($symb,$uname,$udom,
496: 'submission');
497: if ($path eq '') {
498: $$award = 'INTERNAL_ERROR';
499: } else {
500: if ($multiresp) {
501: $path .= '/'.$jspart.'_'.$id;
502: }
503: my $prefix = 'portfolio';
504: my $formelement = 'HWFILE'.$jspart.'_'.$id;
505: my $fname = &Apache::lonnet::clean_filename($env{'form.'.$formelement.'.filename'});
506: my $url = '/uploaded/'.$udom.'/'.$uname.'/'.$prefix.$path.'/'.$fname;
507: my @stat = &Apache::lonnet::stat_file($url);
508: my $conflicts = 0;
509: if (@stat && $stat[0] ne 'no_such_dir') {
510: my $current_permissions =
511: &Apache::lonnet::get_portfile_permissions($udom,$uname);
512: if (ref($current_permissions) eq 'HASH') {
513: if (ref($current_permissions->{$path.'/'.$fname}) eq 'ARRAY') {
514: foreach my $record (@{$current_permissions->{$path.'/'.$fname}}) {
515: if (ref($record) eq 'ARRAY') {
516: next if (($record->[0] eq $symb) &&
517: ($record->[1] eq $crsid));
518: $conflicts ++;
519: }
520: }
521: }
522: }
523: if ($conflicts) {
524: $$award = 'FILENAME_INUSE';
525: }
526: }
527: unless ($conflicts) {
528: my ($mode,%allfiles,%codebase);
529: my $result = &Apache::lonnet::userfileupload($formelement,'',
530: $prefix.$path,$mode,\%allfiles,\%codebase);
531: if ($result =~ m{^/uploaded/}) {
532: $stored_upload = $path.'/'.$fname;
533: unless (grep(/^\Q$stored_upload\E$/,@accepted_portfiles)) {
534: $Apache::lonhomework::results{"resource.$part.$id.portfiles"} = $stored_upload;
535: push(@tolock,$stored_upload);
536: }
537: } else {
538: $$award = 'INTERNAL_ERROR';
539: }
540: }
541: }
542: delete($env{'form.HWFILE'.$jspart.'_'.$id});
543: }
544: if (@accepted_portfiles) {
545: if ($Apache::lonhomework::results{"resource.$part.$id.portfiles"}) {
546: $Apache::lonhomework::results{"resource.$part.$id.portfiles"} .= ',';
547: }
548: $Apache::lonhomework::results{"resource.$part.$id.portfiles"}.=join(',',@accepted_portfiles);
549: push(@tolock,@accepted_portfiles);
550: }
551: if (!defined($Apache::lonhomework::results{"resource.$part.$id.portfiles"})) {
552: if (keys(%port_delete) > 0) {
553: $Apache::lonhomework::results{"resource.$part.$id.portfiles"} = "";
554: }
555: }
556: if (($Apache::lonhomework::history{"resource.$part.$id.portfiles"} ne
557: $Apache::lonhomework::results{"resource.$part.$id.portfiles"}) ||
558: ($uploaded_delete)) {
559: if (ref($uploadedflag)) {
560: $$uploadedflag=1;
561: }
562: }
563: if ($context eq 'externalresponse') {
564: my @todelete = map { "/uploaded/$udom/$uname/portfolio".$_; } keys(%port_delete);
565: if (@tolock || @todelete) {
566: if (ref($info) eq 'HASH') {
567: if (($info->{'ip'}) && ($info->{'is_submit'})) {
568: my @adds;
569: if (@tolock) {
570: @adds = map { "/uploaded/$udom/$uname/portfolio".$_; } @tolock;
571: }
572: &Apache::lonnet::automated_portfile_access('ip',\@adds,\@todelete,$info);
573: }
574: }
575: }
576: }
577: &Apache::lonnet::unmark_as_readonly($udom,$uname,[$symb,$crsid]);
578: &Apache::lonnet::mark_as_readonly($udom,$uname,[@tolock],[$symb,$crsid]);
579: &Apache::lonnet::clear_selected_files($uname);
580: return;
581: }
582:
583: sub delete_form_items {
584: my ($jspart,$id) = @_;
585: delete($env{'form.HWFILE'.$jspart.'_'.$id.'.filename'});
586: delete($env{'form.HWFILE'.$jspart.'_'.$id.'.mimetype'});
587: delete($env{'form.HWFILE'.$jspart.'_'.$id});
588: }
589:
590: sub check_collaborators {
591: my ($ncol,$coll) = @_;
592: my %classlist=&Apache::lonnet::dump('classlist',
593: $env{'course.'.$env{'request.course.id'}.'.domain'},
594: $env{'course.'.$env{'request.course.id'}.'.num'});
595: my (@badcollaborators,$result);
596:
597: my (@collaborators) = split(/[,;\s]+/,$coll);
598: foreach my $entry (@collaborators) {
599: my $collaborator;
600: if ($entry =~ /:/) {
601: $collaborator = $entry;
602: } else {
603: $collaborator = $entry.':'.$env{'user.domain'};
604: }
605: if ($collaborator !~ /^$match_username:$match_domain$/) {
606: if (!grep(/^\Q$entry\E$/,@badcollaborators)) {
607: push(@badcollaborators,$entry);
608: }
609: } elsif (!grep(/^\Q$collaborator\E$/i,keys(%classlist))) {
610: if (!grep(/^\Q$entry\E$/,@badcollaborators)) {
611: push(@badcollaborators,$entry);
612: }
613: }
614: }
615:
616: my $numbad = scalar(@badcollaborators);
617: if ($numbad) {
618: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td>';
619: if ($numbad == 1) {
620: $result .= &mt('The following user is invalid:');
621: } else {
622: $result .= &mt('The following [_1] users are invalid:',$numbad);
623: }
624: $result .= ' '.join(', ',@badcollaborators).'. '.&mt('Please correct.').
625: '</td></tr></table>';
626: }
627: my $toomany = scalar(@collaborators) - $ncol;
628: if ($toomany > 0) {
629: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
630: &mt('You have too many collaborators.').' '.
631: &mt('Please remove [quant,_1,collaborator].',$toomany).
632: '</td></tr></table>';
633: }
634: return $result;
635: }
636:
637: 1;
638: __END__
639:
640:
641: =pod
642:
643: =head1 NAME
644:
645: Apache::essayresponse
646:
647: =head1 SYNOPSIS
648:
649: Handler to evaluate essay (ungraded) style responses.
650:
651: This is part of the LearningOnline Network with CAPA project
652: described at http://www.lon-capa.org.
653:
654: =head1 SUBROUTINES
655:
656: =over
657:
658: =item start_essayresponse()
659:
660: =item draft_row()
661:
662: =item get_collab_row()
663:
664: =item show_status_table()
665:
666: =item end_essayresponse()
667:
668: =item get_collaborators()
669:
670: =item format_prior_response()
671:
672: =item file_submission()
673:
674: =item delete_form_items()
675:
676: =item check_collaborators()
677:
678: =back
679:
680: =cut
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