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Diff for /loncom/homework/essayresponse.pm between versions 1.2 and 1.40

version 1.2, 2001/04/05 00:07:53 version 1.40, 2004/10/18 22:14:15
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 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # essay (ungraded) style responses  # essay (ungraded) style responses
 # 4/3 Guy  #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
   
 package Apache::essayresponse;  package Apache::essayresponse;
 use strict;  use strict;
   use Apache::lonxml();
   use Apache::lonnet();
   use Apache::lonlocal;
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));      &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
 }  }
   
 sub start_essayresponse {  sub start_essayresponse {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $id = &Apache::response::start_response($parstack,$safeeval);      my $result;
   return '';      my $id = &Apache::response::start_response($parstack,$safeeval);
       if ($target eq 'meta') {
    $result=&Apache::response::meta_package_write('essayresponse');
       } elsif ($target eq 'web') {
    my $part= $Apache::inputtags::part;
    my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
    my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
    my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
           $uploadedfiletypes=~s/[^\w\,]//g;
    my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"');
    $result='<br /><table border="1">';
    $result.='<tr><td>'.
           '<a href='."'".'javascript:void(window.open("/adm/portfolio?action=selectfile&fieldname=HWPORT'.$part.'_'.$id.'","cat","height=400,'.
           'width=500,scrollbars=1,resizable=1,menubar=0,location=1"))'."'".'>Select Portfolio Files</a>'.
           '<br />'.
               '<input type="text" name="HWPORT'.$part.'_'.$id.'" value="Selected files will appear here." /><br />'.
       '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked> '.
       &mt('Submit entries below as answer to receive credit').' <br />'.
       '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no"> '.
       &mt('Save entries below as a draft answer (not submitting them for credit yet)').
       ' </td></tr>';
    if ($ncol > 0) {
       $result .='<tr><td>'.
    'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
    $part.'_'.$id.'" value="'.$coll.'" /><br />'.
    &mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$ENV{'user.domain'}).'<br />';
       $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
       $result .='</td></tr>';
    }
           if ($uploadedfiletypes) {
       $result.='<tr><td>'.&mt('Submit a file:').
    ' <input type="file" size="50" name="HWFILE'.
    $part.'_'.$id.'" onFocus="this.form.enctype='.
    "'multipart/form-data'".';" /><br />'.
    &mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).
    '<br />';
              if ($uploadedfile) {
          my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
          push (@Apache::lonxml::extlinks,$url);
          &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
          my $curfile='<a href="'.$url.
      '"><img src="/adm/lonIcons/unknown.gif" border=0" /> '.
      $uploadedfile.'</a>';
          $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
              } else {
                 $result.=&mt('(Hand in a file you have prepared on your computer)');
              }
              $result.='</td></tr>'; 
           }
           $result.='</table>';
       }
       return $result;
 }  }
   
 sub end_essayresponse {  sub end_essayresponse {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ( $target eq 'grade' ) {      my $part          = $Apache::inputtags::part;
     if ( defined $ENV{'form.submitted'}) {      my $id            = $Apache::inputtags::response[-1];
       my $id = $Apache::inputtags::response['-1'];      my $increment     = 1;
       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};      my $result;
       if ( $response =~ /[^\s]/) {      if ( $target eq 'grade' ) {
  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;   my $collaborators = $ENV{'form.HWCOL'.$part.'_'.$id};
  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}="SUBMITTED";   if ($collaborators =~ /[^\s]/) {
       }      my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
     }      $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
   }   if ($collaborators ne $previous_list);
   &Apache::response::end_response;   }
   return '';   if ( defined($ENV{'form.submitted'}) &&
        $ENV{'form.submitted'} eq 'scantron' ) {
       $increment=&Apache::response::scored_response($part,$id);
    } elsif ( defined($ENV{'form.submitted'}) ) {
       my $response      = $ENV{'form.HWVAL_'.$id};
               my $filename= $ENV{'form.HWFILE'.$part.'_'.$id.'.filename'};
               my $portfiles = $ENV{'form.HWPORT'.$part.'_'.$id.'.filename'};
       if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/)) {
     my $award;
    if ($ENV{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
       $award='SUBMITTED';
    } else {
       $award='DRAFT';
    }
                   my $uploadedflag=0;
                   if ($filename =~ /[^\s]/) {
               my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
                      $uploadedfiletypes=~s/[^\w\,]//g;
                      $uploadedfiletypes=','.$uploadedfiletypes.',';
                      my ($extension)=($filename=~/\.(\w+)$/);
              if ($uploadedfiletypes=~/\,$extension\,/i) {
                 $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=$filename;
                         $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
                            &Apache::lonnet::userfileupload('HWFILE'.$part.'_'.$id,undef,'essayresponse');
                         $uploadedflag=1;
      } else {
         $award='INVALID_FILETYPE';
                      }
           }
    $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
    $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
    my %previous=&Apache::response::check_for_previous($response,$part,$id);
    unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
   #
   # Store with resource author for similarity testing
   #
                   if ($award eq 'SUBMITTED') {
       my ($symb,$crsid,$domain,$name)=
    &Apache::lonxml::whichuser();
       if ($crsid) {
    my $akey=$name.'.'.$domain.'.'.$crsid;
    my $essayurl=
       &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
    my ($adom,$aname,$apath)=
       ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
                           $apath=&Apache::lonnet::escape($apath);
    $apath=~s/\W/\_/gs;
    &Apache::lonnet::put('nohist_essay_'.$apath,
    { $akey => $response },$adom,$aname);
       }
                  }
       }
    }
       } elsif ($target eq 'edit') {
    $result.=&Apache::edit::end_table();
       } elsif ($target eq 'tex') {
    if ($Apache::lonhomework::type eq 'exam') {
       my $repetition=&Apache::response::repetition();
       $result.='\begin{enumerate}';
       if ($ENV{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
       for (my $i=0;$i<$repetition;$i++) {
    $result.='\item[\textbf{'.($Apache::lonxml::counter+$i).
       '}.]\textit{'.&mt('Leave blank on scoring form').
       '}\vskip 0 mm';
       }
       $result.= '\end{enumerate}';
       $increment=$repetition;
    }
       }
       if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
    $target eq 'tex' || $target eq 'analyze') {
    &Apache::lonxml::increment_counter($increment);
       }
       &Apache::response::end_response;
       return $result;
   }
   
   sub check_collaborators {
       my ($ncol,$coll) = @_;
       my %classlist=&Apache::lonnet::dump('classlist',
    $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
    $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
       my (@badcollaborators,$result);
       my (@collaborators) = split(/\,?\s+/,$coll);
       foreach (@collaborators) {
    my $collaborator = $_;
    if (/@/) {
       $collaborator =~ s/@/:/;
    } else {
       $collaborator = $_.':'.$ENV{'user.domain'};
    }
    push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
       }
       
       if (scalar(@badcollaborators)) {
    $result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
       (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
       join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
       }
       my $toomany = scalar(@collaborators) - $ncol;
       if ($toomany > 0) {
    $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
       'You have too many collaborators. Please remove '.$toomany.' collaborator'.
       ($toomany > 1 ? 's' :'').'.</td></tr></table>';
       }
       return $result;
 }  }
   
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Removed from v.1.2  
changed lines
  Added in v.1.40

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