Annotation of loncom/homework/essayresponse.pm, revision 1.36

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # essay (ungraded) style responses
1.5       albertel    3: #
1.36    ! sakharuk    4: # $Id: essayresponse.pm,v 1.35 2004/05/10 23:09:18 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();
                     32: use Apache::lonnet();
                     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: 	$result=&Apache::response::meta_package_write('essayresponse');
                     45:     } elsif ($target eq 'web') {
1.10      ng         46: 	my $part= $Apache::inputtags::part;
                     47: 
                     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;
1.34      albertel   52: 	my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"');
1.13      ng         53: 	$result='<br /><table border="1">';
1.22      www        54: 	$result.='<tr><td>'.
1.33      albertel   55: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked> '.
                     56: 	    &mt('Submit entries below as answer to receive credit').' <br />'.
                     57: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no"> '.
                     58: 	    &mt('Save entries below as a draft answer (not submitting them for credit yet)').
                     59: 	    ' </td></tr>';
1.10      ng         60: 	if ($ncol > 0) {
1.13      ng         61: 	    $result .='<tr><td>'.
                     62: 		'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
                     63: 		$part.'_'.$id.'" value="'.$coll.'" /><br />'.
1.33      albertel   64: 		&mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$ENV{'user.domain'}).'<br />';
1.10      ng         65: 	    $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13      ng         66: 	    $result .='</td></tr>';
1.10      ng         67: 	}
1.17      www        68:         if ($uploadedfiletypes) {
1.33      albertel   69: 	    $result.='<tr><td>'.&mt('Submit a file:').
                     70: 		' <input type="file" size="50" name="HWFILE'.
1.19      www        71: 		$part.'_'.$id.'" onFocus="this.form.enctype='.
1.33      albertel   72: 		"'multipart/form-data'".';" /><br />'.
                     73: 		&mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).
                     74: 		'<br />';
1.19      www        75:            if ($uploadedfile) {
1.35      albertel   76: 	       my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
                     77: 	       push (@Apache::lonxml::extlinks,$url);
                     78: 	       &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
                     79: 	       my $curfile='<a href="'.$url.
1.33      albertel   80: 		   '"><img src="/adm/lonIcons/unknown.gif" border=0" /> '.
                     81: 		   $uploadedfile.'</a>';
                     82: 	       $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
1.19      www        83:            } else {
1.33      albertel   84:               $result.=&mt('(Hand in a file you have prepared on your computer)');
1.19      www        85:            }
                     86:            $result.='</td></tr>'; 
1.17      www        87:         }
1.22      www        88:         $result.='</table>';
1.10      ng         89:     }
                     90:     return $result;
1.1       albertel   91: }
                     92: 
                     93: sub end_essayresponse {
1.10      ng         94:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13      ng         95:     my $part          = $Apache::inputtags::part;
1.14      albertel   96:     my $id            = $Apache::inputtags::response[-1];
1.27      albertel   97:     my $increment     = 1;
1.15      albertel   98:     my $result;
1.10      ng         99:     if ( $target eq 'grade' ) {
1.14      albertel  100: 	my $collaborators = $ENV{'form.HWCOL'.$part.'_'.$id};	
                    101: 	if ($collaborators =~ /[^\s]/) {
1.34      albertel  102: 	    my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.14      albertel  103: 	    $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
                    104: 		if ($collaborators ne $previous_list);
                    105: 	}
1.27      albertel  106: 	if ( defined($ENV{'form.submitted'}) &&
1.28      albertel  107: 	     $ENV{'form.submitted'} eq 'scantron' ) {
1.31      albertel  108: 	    $increment=&Apache::response::scored_response($part,$id);
1.27      albertel  109: 	} elsif ( defined($ENV{'form.submitted'}) ) {
1.26      albertel  110: 	    my $response      = $ENV{'form.HWVAL_'.$id};
1.22      www       111:             my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
                    112: 	    if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/)) {
                    113:  		my $award;
1.14      albertel  114: 		if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
                    115: 		    $award='SUBMITTED';
                    116: 		} else {
                    117: 		    $award='DRAFT';
                    118: 		}
1.22      www       119:                 my $uploadedflag=0;
                    120:                 if ($filename =~ /[^\s]/) {
                    121:  	           my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
                    122:                    $uploadedfiletypes=~s/[^\w\,]//g;
                    123:                    $uploadedfiletypes=','.$uploadedfiletypes.',';
                    124:                    my ($extension)=($filename=~/\.(\w+)$/);
                    125: 	           if ($uploadedfiletypes=~/\,$extension\,/i) {
                    126: 	              $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
                    127:                       $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
1.35      albertel  128:                          &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id,undef,'essayresponse');
1.22      www       129:                       $uploadedflag=1;
                    130: 		   } else {
                    131: 		      $award='INVALID_FILETYPE';
                    132:                    }
                    133: 	        }
1.10      ng        134: 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14      albertel  135: 		$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10      ng        136: 		my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22      www       137: 		unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32      www       138: #
                    139: # Store with resource author for similarity testing
                    140: #
                    141:                 if ($award eq 'SUBMITTED') {
                    142: 		    my ($symb,$crsid,$domain,$name)=
                    143: 			&Apache::lonxml::whichuser();
                    144: 		    if ($crsid) {
                    145: 			my $akey=$name.'.'.$domain.'.'.$crsid;
                    146: 			my $essayurl=
                    147: 			    &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
                    148: 			my ($adom,$aname,$apath)=
                    149: 			    ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
                    150:                         $apath=&Apache::lonnet::escape($apath);
                    151: 			$apath=~s/\W/\_/gs;
                    152: 			&Apache::lonnet::put('nohist_essay_'.$apath,
                    153: 					 { $akey => $response },$adom,$aname);
                    154: 		    }
                    155:                }
1.10      ng        156: 	    }
                    157: 	}
1.15      albertel  158:     } elsif ($target eq 'edit') {
                    159: 	$result.=&Apache::edit::end_table();
1.16      sakharuk  160:     } elsif ($target eq 'tex') {
                    161: 	if ($Apache::lonhomework::type eq 'exam') {
1.27      albertel  162: 	    my $repetition=&Apache::response::repetition();
1.25      sakharuk  163: 	    $result.='\begin{enumerate}';
1.36    ! sakharuk  164: 	    if ($ENV{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
1.25      sakharuk  165: 	    for (my $i=0;$i<$repetition;$i++) {
1.27      albertel  166: 		$result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
1.33      albertel  167: 		    '}.]\textit{'.&mt('Leave blank on scoring form').
                    168: 		    '}\vskip 0 mm';
1.25      sakharuk  169: 	    }
                    170: 	    $result.= '\end{enumerate}';
1.16      sakharuk  171: 	}
1.10      ng        172:     }
1.27      albertel  173:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
                    174: 	$target eq 'tex' || $target eq 'analyze') {
                    175: 	&Apache::lonxml::increment_counter($increment);
                    176:     }
1.10      ng        177:     &Apache::response::end_response;
1.15      albertel  178:     return $result;
1.10      ng        179: }
                    180: 
                    181: sub check_collaborators {
1.11      ng        182:     my ($ncol,$coll) = @_;
1.10      ng        183:     my %classlist=&Apache::lonnet::dump('classlist',
                    184: 					$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    185: 					$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    186:     my (@badcollaborators,$result);
                    187:     my (@collaborators) = split(/\,?\s+/,$coll);
                    188:     foreach (@collaborators) {
                    189: 	my $collaborator = $_;
                    190: 	if (/@/) {
                    191: 	    $collaborator =~ s/@/:/;
                    192: 	} else {
                    193: 	    $collaborator = $_.':'.$ENV{'user.domain'};
                    194: 	}
                    195: 	push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
                    196:     }
                    197:     
                    198:     if (scalar(@badcollaborators)) {
1.11      ng        199: 	$result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
                    200: 	    (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
                    201: 	    join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
1.10      ng        202:     }
                    203:     my $toomany = scalar(@collaborators) - $ncol;
                    204:     if ($toomany > 0) {
                    205: 	$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
                    206: 	    'You have too many collaborators. Please remove '.$toomany.' collaborator'.
                    207: 	    ($toomany > 1 ? 's' :'').'.</td></tr></table>';
                    208:     }
                    209:     return $result;
1.1       albertel  210: }
1.2       albertel  211: 
                    212: 1;
                    213: __END__

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