Annotation of loncom/homework/essayresponse.pm, revision 1.102
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # essay (ungraded) style responses
1.5 albertel 3: #
1.102 ! raeburn 4: # $Id: essayresponse.pm,v 1.101 2009/05/23 18:07:57 riegler 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;
1.88 raeburn 34: use LONCAPA qw(:DEFAULT :match);
1.72 www 35:
1.1 albertel 36:
1.6 harris41 37: BEGIN {
1.10 ng 38: &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
1.1 albertel 39: }
40:
41: sub start_essayresponse {
1.10 ng 42: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
43: my $result;
1.14 albertel 44: my $id = &Apache::response::start_response($parstack,$safeeval);
45: if ($target eq 'meta') {
46: $result=&Apache::response::meta_package_write('essayresponse');
1.69 albertel 47: } elsif ($target eq 'web' &&
48: $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.10 ng 49: my $part= $Apache::inputtags::part;
50: my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
1.34 albertel 51: my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.17 www 52: my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.21 www 53: $uploadedfiletypes=~s/[^\w\,]//g;
1.93 raeburn 54: my $maxfilesize=&Apache::lonnet::EXT("resource.$part".'_'."$id.maxfilesize");
55: if (!defined($maxfilesize)) {
56: $maxfilesize = 10.0; #FIXME This should become a domain configuration
57: }
1.102 ! raeburn 58: if (($Apache::lonhomework::type eq 'survey') ||
! 59: ($Apache::lonhomework::type eq 'surveycred') ||
! 60: ($Apache::lonhomework::type eq 'anonsurvey') ||
! 61: ($Apache::lonhomework::type eq 'anonsurveycred')) {
1.75 albertel 62: $result.= '<input type="hidden" name="HWDRAFT'.$part.'_'.$id.'" value="yes" /> ';
63: }
64: $result.='<br /><table border="1">';
1.102 ! raeburn 65: if (($Apache::lonhomework::type ne 'survey') &&
! 66: ($Apache::lonhomework::type ne 'surveycred') &&
! 67: ($Apache::lonhomework::type eq 'anonsurvey') &&
! 68: ($Apache::lonhomework::type ne 'anonsurveycred')) {
1.75 albertel 69: $result.= '<tr><td>'.
70: '<label>'.
71: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
72: &mt('Submit entries below as answer to receive credit').
73: '</label> <br />'.
74: '<label>'.
75: '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
1.101 riegler 76: &mt('Save entries below (not submitted for credit yet)').
1.75 albertel 77: '</label>'.
78: '</td></tr>';
79: }
80:
1.10 ng 81: if ($ncol > 0) {
1.64 matthew 82: $result .='<tr><td>'.'<label>'.
1.88 raeburn 83: &mt('Collaborators:').' <input type="text" size="70" max="80" name="HWCOL'.
84: $part.'_'.$id.'" value="'.$coll.'" /><br />'.
85: &mt('(Enter a maximum of [quant,_1,collaborator] using username or username:domain, e.g. smithje or smithje:[_2].)',$ncol,$env{'user.domain'});
86: if ($ncol > 1) {
87: $result .= '<br />'.&mt('If entering more than one, use spaces to separate the collaborators.');
88: }
89: $result .= '</label><br />';
1.10 ng 90: $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13 ng 91: $result .='</td></tr>';
1.10 ng 92: }
1.93 raeburn 93: my $filesfrom = 'both';
94: my $stuname = &Apache::lonnet::EXT('user.name');
95: my $studom = &Apache::lonnet::EXT('user.domain');
96: if (!&Apache::lonnet::usertools_access($stuname,$studom,'portfolio')) {
97: $filesfrom = 'uploadonly';
98: }
99: $result.=&Apache::inputtags::file_selector($part,$id,$uploadedfiletypes,
100: $filesfrom,undef,$maxfilesize);
1.22 www 101: $result.='</table>';
1.74 albertel 102: } elsif ($target eq 'web' &&
103: $Apache::inputtags::status[-1] ne 'CAN_ANSWER') {
104: my $part= $Apache::inputtags::part;
105: my @msgs;
106: if ($Apache::lonhomework::history{"resource.$part.$id.collaborators"} =~ /\S/) {
107: my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
108: $result .= '<td>'.&mt('Collaborated with [_1]',$coll).'</td>';
109: }
110:
111: my $file_submission =
112: &Apache::inputtags::show_past_file_submission($part,$id);
113: if ($file_submission) {
114: $result .= '<td>'.$file_submission.'</td>';
115: }
116:
117: my $port_submission =
118: &Apache::inputtags::show_past_portfile_submission($part,$id);
119: if ($port_submission) {
120: $result .= '<td>'.$port_submission.'</td>';
121: }
122:
123: if ($result ne '') {
124: $result =
125: '<table class="LC_pastsubmission"><tr>'.$result.
126: '</tr></table>';
127: }
1.10 ng 128: }
129: return $result;
1.1 albertel 130: }
131:
132: sub end_essayresponse {
1.10 ng 133: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13 ng 134: my $part = $Apache::inputtags::part;
1.14 albertel 135: my $id = $Apache::inputtags::response[-1];
1.70 albertel 136: my $increment = &Apache::response::repetition();
1.15 albertel 137: my $result;
1.10 ng 138: if ( $target eq 'grade' ) {
1.62 albertel 139: my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};
1.14 albertel 140: if ($collaborators =~ /[^\s]/) {
1.34 albertel 141: my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.14 albertel 142: $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
143: if ($collaborators ne $previous_list);
144: }
1.58 albertel 145: if ( &Apache::response::submitted('scantron') ) {
1.31 albertel 146: $increment=&Apache::response::scored_response($part,$id);
1.58 albertel 147: } elsif ( &Apache::response::submitted() ) {
1.62 albertel 148: my $response = $env{'form.HWVAL_'.$id};
1.91 raeburn 149: my $filename = $env{'form.HWFILE'.$part.'_'.$id.'.filename'} ||
150: $env{'form.HWFILETOOBIG'.$part.'_'.$id};
1.62 albertel 151: my $portfiles = $env{'form.HWPORT'.$part.'_'.$id};
1.42 banghart 152: if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
1.61 albertel 153: my $award='DRAFT';
1.62 albertel 154: if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
1.102 ! raeburn 155: if ($Apache::lonhomework::type eq 'anonsurvey') {
! 156: $award='ANONYMOUS';
! 157: } elsif ($Apache::lonhomework::type eq 'anonsurveycred') {
! 158: $award='ANONYMOUS_CREDIT';
! 159: } elsif ($Apache::lonhomework::type eq 'surveycred') {
! 160: $award='SUBMITTED_CREDIT';
! 161: } else {
! 162: $award='SUBMITTED';
! 163: }
1.14 albertel 164: }
1.22 www 165: my $uploadedflag=0;
1.91 raeburn 166: my $totalsize=0;
167: &file_submission($part,$id,'filename',\$award,\$uploadedflag,\$totalsize);
168: &file_submission($part,$id,'portfiles',\$award,\$uploadedflag,\$totalsize);
1.10 ng 169: $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14 albertel 170: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10 ng 171: my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22 www 172: unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32 www 173: #
174: # Store with resource author for similarity testing
175: #
176: if ($award eq 'SUBMITTED') {
177: my ($symb,$crsid,$domain,$name)=
1.77 albertel 178: &Apache::lonnet::whichuser();
1.32 www 179: if ($crsid) {
1.83 albertel 180: my $akey=join('.',&escape($name),&escape($domain),
181: &escape($crsid));
1.32 www 182: my $essayurl=
183: &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
184: my ($adom,$aname,$apath)=
1.80 albertel 185: ($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/);
1.72 www 186: $apath=&escape($apath);
1.32 www 187: $apath=~s/\W/\_/gs;
188: &Apache::lonnet::put('nohist_essay_'.$apath,
189: { $akey => $response },$adom,$aname);
190: }
1.42 banghart 191: }
1.10 ng 192: }
1.42 banghart 193: }
1.15 albertel 194: } elsif ($target eq 'edit') {
195: $result.=&Apache::edit::end_table();
1.71 albertel 196:
197: } elsif ($target eq 'tex'
198: && $Apache::lonhomework::type eq 'exam') {
199: $result .= &Apache::inputtags::exam_score_line($target);
200:
1.70 albertel 201: } elsif ($target eq 'answer') {
1.78 albertel 202: $result.=&Apache::response::answer_header($$tagstack[-1]);
1.81 foxr 203: my $answer = &mt('Essay will be hand graded.');
1.78 albertel 204: $result.=&Apache::response::answer_part($$tagstack[-1],$answer,
205: {'no_verbatim' => 1});
206: $result.=&Apache::response::answer_footer($$tagstack[-1]);
1.10 ng 207: }
1.82 albertel 208: if ($target eq 'web') {
209: &Apache::response::setup_prior_tries_hash(\&format_prior_response,
210: ['portfiles',
211: 'uploadedurl']);
212: }
1.71 albertel 213:
1.27 albertel 214: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
215: $target eq 'tex' || $target eq 'analyze') {
1.86 foxr 216: &Apache::lonxml::increment_counter($increment, "$part.$id");
1.85 foxr 217:
218: if ($target eq 'analyze') {
1.87 raeburn 219: $Apache::lonhomework::analyze{"$part.$id.type"} = 'essayresponse';
1.96 raeburn 220: push (@{ $Apache::lonhomework::analyze{"parts"} },"$part.$id");
1.85 foxr 221: &Apache::lonhomework::set_bubble_lines();
222: }
1.27 albertel 223: }
1.10 ng 224: &Apache::response::end_response;
1.42 banghart 225:
1.15 albertel 226: return $result;
1.10 ng 227: }
228:
1.82 albertel 229: sub format_prior_response {
230: my ($mode,$answer,$other_data) = @_;
231: my $output;
232:
233: my (undef,undef,$udom,$uname) = &Apache::lonnet::whichuser();
234: my $port_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
235:
236: my $file_list;
237:
238: foreach my $file (split(/\s*,\s*/,
239: $other_data->[0].','.$other_data->[1])) {
240: next if ($file!~/\S/);
241: if ($file !~ m{^/uploaded/}) { $file=$port_url.$file; }
242: $file=~s|/+|/|g;
243: &Apache::lonnet::allowuploaded('/adm/essayresponse',$file);
244: $file_list.='<li><span class="LC_nobreak"><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
245: &Apache::loncommon::icon($file).'" alt="file icon" border="0" /> '.$file.
246: '</a></span></li>'."\n";
247: }
248: if ($file_list) {
249: $output.= &mt('Submitted Files').'<ul>'.$file_list.'</ul>';
250: }
251: if ($answer =~ /\S/) {
252: $output.='<p>'.&mt('Submitted text').
253: '<blockquote>'.$answer.'</blockquote></p>';
254: }
255:
256: return '<div class="LC_prior_essay">'.$output.'</div>';
257: }
258:
1.61 albertel 259: sub file_submission {
1.91 raeburn 260: my ($part,$id,$which,$award,$uploadedflag,$totalsize)=@_;
1.61 albertel 261: my $files;
1.67 albertel 262: my $jspart=$part;
263: $jspart=~s/\./_/g;
1.91 raeburn 264: if ($which eq 'portfiles') {
265: $files= $env{'form.HWPORT'.$jspart.'_'.$id};
266: } elsif ($which eq 'filename') {
267: if ($env{'form.HWFILETOOBIG'.$jspart.'_'.$id} ne '') {
268: $$award = 'EXCESS_FILESIZE';
269: return;
270: } else {
271: $files = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
272: }
1.61 albertel 273: }
274: if ($files =~ /[^\s]/) {
275: $files =~s/,$//;
1.91 raeburn 276: my (@submitted_files,@acceptable_files,@accepted_files);
277: if ($which eq 'portfiles') {
278: @submitted_files = split(/\s*,\s*/,$files);
279: } else {
280: @submitted_files = ($files);
281: }
282: my $uploadedfiletypes=
283: &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.99 raeburn 284: if ($uploadedfiletypes ne '') {
1.91 raeburn 285: $uploadedfiletypes=~s/[^\w\,]//g;
286: $uploadedfiletypes=','.$uploadedfiletypes.',';
287: foreach my $file (@submitted_files) {
288: my ($extension)=($file=~/\.(\w+)$/);
289: if ($uploadedfiletypes=~/\,\s*\Q$extension\E\s*\,/i) {
290: push(@acceptable_files,$file);
291: } else {
292: $$award='INVALID_FILETYPE';
293: if ($which eq 'filename') {
294: &delete_form_items($jspart,$id);
295: }
296: }
297: }
1.99 raeburn 298: } else {
1.100 raeburn 299: @acceptable_files = @submitted_files;
1.91 raeburn 300: }
301: my $maxfilesize=&Apache::lonnet::EXT("resource.$part".'_'."$id.maxfilesize");
302: if (!$maxfilesize) {
1.93 raeburn 303: $maxfilesize = 10.0; #FIXME This should become a domain configuration
1.91 raeburn 304: }
305: my %dirlist;
306: foreach my $file (@acceptable_files) {
307: if ($which eq 'filename') {
308: if (ref($totalsize)) {
309: $$totalsize += $env{'form.HWFILESIZE'.$jspart.'_'.$id};
310: }
311: } else {
312: my ($symb,$crsid,$udom,$uname) = &Apache::lonnet::whichuser();
1.97 raeburn 313: my ($path,$filename) = ($file =~ m{^(.*/)([^/]+)$});
1.91 raeburn 314: my $fullpath = '/userfiles/portfolio'.$path;
315: if (!exists($dirlist{$fullpath})) {
316: my @list = &Apache::lonnet::dirlist($fullpath,$udom,$uname,1);
1.97 raeburn 317: $dirlist{$fullpath} = \@list;
318: }
319: if (ref($dirlist{$fullpath}) eq 'ARRAY') {
320: foreach my $dir_line (@{$dirlist{$fullpath}}) {
1.91 raeburn 321: my ($fname,$dom,undef,$testdir,undef,undef,undef,undef,
322: $size,undef,$mtime,undef,undef,undef,$obs,undef) =
323: split(/\&/,$dir_line,16);
324: if ($filename eq $fname) {
325: my $mbsize = $size/(1024.0*1024.0);
326: if (ref($totalsize)) {
327: $$totalsize += $mbsize;
328: }
329: last;
330: }
331: }
332: }
333: }
334: if (ref($totalsize)) {
335: if ($$totalsize > $maxfilesize) {
336: $$award='EXCESS_FILESIZE';
337: if ($which eq 'filename') {
338: &delete_form_items($jspart,$id);
339: }
1.97 raeburn 340: last;
1.94 raeburn 341: } else {
342: push(@accepted_files,$file);
1.91 raeburn 343: }
344: } else {
345: push(@accepted_files,$file);
346: }
347: }
348: $Apache::lonhomework::results{"resource.$part.$id.$which"}=join(',',@accepted_files);
349: if (($$award eq 'INVALID_FILETYPE') || ($award eq 'EXCESS_FILESIZE')) {
350: return;
351: }
352: if (ref($uploadedflag)) {
1.61 albertel 353: $$uploadedflag=1;
354: }
1.95 raeburn 355: my ($symb,$crsid,$domain,$name)=&Apache::lonnet::whichuser();
1.91 raeburn 356: if ($which eq 'portfiles') {
1.66 albertel 357: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
358: &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,[$symb,$crsid]);
1.61 albertel 359: &Apache::lonnet::clear_selected_files($name);
360: }
1.91 raeburn 361: if ($which eq 'filename') {
1.61 albertel 362: $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=
363: $files;
1.95 raeburn 364: my $cleanpart = $part;
365: $cleanpart =~ s/\W/_/g;
366: my $cleanid = $id;
367: $cleanid =~ s/\W/_/g;
368: my ($map,$resid,$res)=&Apache::lonnet::decode_symb($symb);
369: my $container;
370: if ($map =~ /^uploaded/) {
371: (my $prefix,$container) = ($map =~ m{^uploaded/[^/]+/[^/]+/(default|supplemental)_?([^.]*)\.(?:sequence|page)$});
372: if (length($container) > 10) {
373: $container = substr($container,-10,10);
374: }
375: if ($container ne '') {
376: $container = $prefix.'_'.$container;
377: } else {
378: $container = $prefix;
379: }
380: } else {
381: ($container) = ($map =~ m{(.+)\.(?:sequence|page)$});
382: $container =~ s/\W/_/g;
383: if (length($container) > 255) {
384: $container = substr($container,0,254);
385: }
386: }
387: my $subdir = 'essayresponse';
388: my %crsdesc = &Apache::lonnet::coursedescription($crsid);
389: foreach my $item ($crsdesc{'domain'},$crsdesc{'num'},$container,$resid,$cleanpart,$cleanid) {
390: if ($item ne '') {
391: $subdir .= '/'.$item;
392: }
393: }
1.61 albertel 394: $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
1.67 albertel 395: &Apache::lonnet::userfileupload('HWFILE'.$jspart.'_'.$id,undef,
1.95 raeburn 396: $subdir);
1.98 raeburn 397: delete($env{'form.HWFILE'.$jspart.'_'.$id});
1.61 albertel 398: }
399: } elsif ($which eq 'portfiles' &&
400: $Apache::lonhomework::history{"resource.$part.$id.$which"}) {
1.77 albertel 401: my ($symb,$crsid,$domain,$name)=&Apache::lonnet::whichuser();
1.66 albertel 402: &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
1.61 albertel 403: $Apache::lonhomework::results{"resource.$part.$id.$which"}="";
404: }
405: }
406:
1.91 raeburn 407: sub delete_form_items {
408: my ($jspart,$id) = @_;
1.98 raeburn 409: delete($env{'form.HWFILE'.$jspart.'_'.$id.'.filename'});
410: delete($env{'form.HWFILE'.$jspart.'_'.$id.'.mimetype'});
411: delete($env{'form.HWFILE'.$jspart.'_'.$id});
1.91 raeburn 412: }
413:
414:
1.10 ng 415: sub check_collaborators {
1.11 ng 416: my ($ncol,$coll) = @_;
1.10 ng 417: my %classlist=&Apache::lonnet::dump('classlist',
1.62 albertel 418: $env{'course.'.$env{'request.course.id'}.'.domain'},
419: $env{'course.'.$env{'request.course.id'}.'.num'});
1.10 ng 420: my (@badcollaborators,$result);
1.88 raeburn 421:
422: my (@collaborators) = split(/,?\s+/,$coll);
423: foreach my $entry (@collaborators) {
424: my $collaborator;
425: if ($entry =~ /:/) {
426: $collaborator = $entry;
1.10 ng 427: } else {
1.88 raeburn 428: $collaborator = $entry.':'.$env{'user.domain'};
1.10 ng 429: }
1.88 raeburn 430: if ($collaborator !~ /^$match_username:$match_domain$/) {
431: if (!grep(/^\Q$entry\E$/,@badcollaborators)) {
432: push(@badcollaborators,$entry);
433: }
434: } elsif (!grep(/^\Q$collaborator\E$/i,keys(%classlist))) {
435: if (!grep(/^\Q$entry\E$/,@badcollaborators)) {
436: push(@badcollaborators,$entry);
437: }
438: }
1.10 ng 439: }
440:
1.88 raeburn 441: my $numbad = scalar(@badcollaborators);
442: if ($numbad) {
443: $result = '<table border="0"><tr bgcolor="#ffbbbb"><td>';
444: if ($numbad == 1) {
445: $result .= &mt('The following user is invalid:');
446: } else {
447: $result .= &mt('The following [_1] users are invalid:',$numbad);
448: }
449: $result .= ' '.join(', ',@badcollaborators).'. '.&mt('Please correct.').
450: '</td></tr></table>';
1.10 ng 451: }
452: my $toomany = scalar(@collaborators) - $ncol;
453: if ($toomany > 0) {
454: $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
1.88 raeburn 455: &mt('You have too many collaborators.').' '.
456: &mt('Please remove [quant,_1,collaborator].',$toomany).
457: '</td></tr></table>';
1.10 ng 458: }
459: return $result;
1.1 albertel 460: }
1.2 albertel 461:
462: 1;
463: __END__
1.92 jms 464:
465:
466: =pod
467:
468: =head1 NAME
469:
470: Apache::easyresponse
471:
472: =head1 SYNOPSIS
473:
474: Handler to evaluate essay (ungraded) style responses.
475:
476: This is part of the LearningOnline Network with CAPA project
477: described at http://www.lon-capa.org.
478:
479: =head1 SUBROUTINES
480:
481: =over
482:
483: =item start_essayresponse()
484:
485: =item end_essayresponse()
486:
487: =item format_prior_response()
488:
489: =item file_submission()
490:
491: =item delete_form_items()
492:
493: =item check_collaborators()
494:
495: =back
496:
1.93 raeburn 497: =cut
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