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Bug 108: start archiving answers.

    1: # The LearningOnline Network with CAPA
    2: # essay (ungraded) style responses
    3: #
    4: # $Id: essayresponse.pm,v 1.32 2003/04/29 20:32:21 www 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: # 4/3 Guy
   29: # July, 2002, H. K. Ng
   30: #
   31: package Apache::essayresponse;
   32: use strict;
   33: use Apache::lonxml;
   34: use Apache::lonnet;
   35: 
   36: BEGIN {
   37:     &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
   38: }
   39: 
   40: sub start_essayresponse {
   41:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   42:     my $result;
   43:     my $id = &Apache::response::start_response($parstack,$safeeval);
   44:     if ($target eq 'meta') {
   45: 	$result=&Apache::response::meta_package_write('essayresponse');
   46:     } elsif ($target eq 'web') {
   47: 	my $part= $Apache::inputtags::part;
   48: 
   49: 	my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
   50: 	my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"});
   51: 	my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
   52:         $uploadedfiletypes=~s/[^\w\,]//g;
   53: 	my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"});
   54: 	$result='<br /><table border="1">';
   55: 	$result.='<tr><td>'.
   56: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked>'.
   57: 	    ' Submit entries below as answer to receive credit <br />'.
   58: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no">'.
   59: 	    ' Save entries below as a draft answer (not submitting them for credit yet) '.
   60: 	    '</td></tr>';
   61: 	if ($ncol > 0) {
   62: 	    $result .='<tr><td>'.
   63: 		'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
   64: 		$part.'_'.$id.'" value="'.$coll.'" /><br />'.
   65: 		'(Enter maximum '.$ncol.' collaborators using username or username@domain, e.g. '.
   66: 		'smithje or smithje@'.$ENV{'user.domain'}.'.)<br />';
   67: 	    $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
   68: 	    $result .='</td></tr>';
   69: 	}
   70:         if ($uploadedfiletypes) {
   71:            $result.=
   72: '<tr><td>Submit a file: <input type="file" size="50" name="HWFILE'.
   73: 		$part.'_'.$id.'" onFocus="this.form.enctype='.
   74: "'multipart/form-data'".';" /><br />Allowed filetypes: <b>'.$uploadedfiletypes.'</b><br />';
   75:            if ($uploadedfile) {
   76: 	       $result.='Currently submitted: <tt><a href="'.
   77:                 &Apache::lonnet::tokenwrapper($Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}).'"><img src="/adm/lonIcons/unknown.gif" border=0"> '.$uploadedfile.'</a></tt>';
   78:            } else {
   79:               $result.='(Hand in a file you have prepared on your computer)';
   80:            }
   81:            $result.='</td></tr>'; 
   82:         }
   83:         $result.='</table>';
   84:     }
   85:     return $result;
   86: }
   87: 
   88: sub end_essayresponse {
   89:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   90:     my $part          = $Apache::inputtags::part;
   91:     my $id            = $Apache::inputtags::response[-1];
   92:     my $increment     = 1;
   93:     my $result;
   94:     if ( $target eq 'grade' ) {
   95: 	my $collaborators = $ENV{'form.HWCOL'.$part.'_'.$id};	
   96: 	if ($collaborators =~ /[^\s]/) {
   97: 	    my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"});
   98: 	    $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
   99: 		if ($collaborators ne $previous_list);
  100: 	}
  101: 	if ( defined($ENV{'form.submitted'}) &&
  102: 	     $ENV{'form.submitted'} eq 'scantron' ) {
  103: 	    $increment=&Apache::response::scored_response($part,$id);
  104: 	} elsif ( defined($ENV{'form.submitted'}) ) {
  105: 	    my $response      = $ENV{'form.HWVAL_'.$id};
  106:             my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
  107: 	    if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/)) {
  108:  		my $award;
  109: 		if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
  110: 		    $award='SUBMITTED';
  111: 		} else {
  112: 		    $award='DRAFT';
  113: 		}
  114:                 my $uploadedflag=0;
  115:                 if ($filename =~ /[^\s]/) {
  116:  	           my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
  117:                    $uploadedfiletypes=~s/[^\w\,]//g;
  118:                    $uploadedfiletypes=','.$uploadedfiletypes.',';
  119:                    my ($extension)=($filename=~/\.(\w+)$/);
  120: 	           if ($uploadedfiletypes=~/\,$extension\,/i) {
  121: 	              $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
  122:                       $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
  123:                          &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id);
  124:                       $uploadedflag=1;
  125: 		   } else {
  126: 		      $award='INVALID_FILETYPE';
  127:                    }
  128: 	        }
  129: 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
  130: 		$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
  131: 		my %previous=&Apache::response::check_for_previous($response,$part,$id);
  132: 		unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
  133: #
  134: # Store with resource author for similarity testing
  135: #
  136:                 if ($award eq 'SUBMITTED') {
  137: 		    my ($symb,$crsid,$domain,$name)=
  138: 			&Apache::lonxml::whichuser();
  139: 		    if ($crsid) {
  140: 			my $akey=$name.'.'.$domain.'.'.$crsid;
  141: 			my $essayurl=
  142: 			    &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
  143: 			my ($adom,$aname,$apath)=
  144: 			    ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
  145:                         $apath=&Apache::lonnet::escape($apath);
  146: 			$apath=~s/\W/\_/gs;
  147: 			&Apache::lonnet::put('nohist_essay_'.$apath,
  148: 					 { $akey => $response },$adom,$aname);
  149: 		    }
  150:                }
  151: 	    }
  152: 	}
  153:     } elsif ($target eq 'edit') {
  154: 	$result.=&Apache::edit::end_table();
  155:     } elsif ($target eq 'tex') {
  156: 	if ($Apache::lonhomework::type eq 'exam') {
  157: 	    my $repetition=&Apache::response::repetition();
  158: 	    $result.='\begin{enumerate}';
  159: 	    for (my $i=0;$i<$repetition;$i++) {
  160: 		$result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
  161: 		    '}.]\textit{Leave blank on scoring form}\vskip 0 mm';
  162: 	    }
  163: 	    $result.= '\end{enumerate}';
  164: 	}
  165:     }
  166:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
  167: 	$target eq 'tex' || $target eq 'analyze') {
  168: 	&Apache::lonxml::increment_counter($increment);
  169:     }
  170:     &Apache::response::end_response;
  171:     return $result;
  172: }
  173: 
  174: sub check_collaborators {
  175:     my ($ncol,$coll) = @_;
  176:     my %classlist=&Apache::lonnet::dump('classlist',
  177: 					$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
  178: 					$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
  179:     my (@badcollaborators,$result);
  180:     my (@collaborators) = split(/\,?\s+/,$coll);
  181:     foreach (@collaborators) {
  182: 	my $collaborator = $_;
  183: 	if (/@/) {
  184: 	    $collaborator =~ s/@/:/;
  185: 	} else {
  186: 	    $collaborator = $_.':'.$ENV{'user.domain'};
  187: 	}
  188: 	push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
  189:     }
  190:     
  191:     if (scalar(@badcollaborators)) {
  192: 	$result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
  193: 	    (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
  194: 	    join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
  195:     }
  196:     my $toomany = scalar(@collaborators) - $ncol;
  197:     if ($toomany > 0) {
  198: 	$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
  199: 	    'You have too many collaborators. Please remove '.$toomany.' collaborator'.
  200: 	    ($toomany > 1 ? 's' :'').'.</td></tr></table>';
  201:     }
  202:     return $result;
  203: }
  204: 
  205: 1;
  206: __END__