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Diff for /loncom/homework/grades.pm between versions 1.489 and 1.511

version 1.489, 2007/11/13 01:47:36 version 1.511, 2008/03/03 23:19:54
Line 48  use POSIX qw(floor); Line 48  use POSIX qw(floor);
   
   
 my %perm=();  my %perm=();
 my %bubble_lines_per_response = ();     # no. bubble lines for each response.  
                                    # index is "symb.part_id"  
   
 my %first_bubble_line = (); # First bubble line no. for each bubble.  
   
 # Save and restore the bubble lines array to the form env.  
   
   
 sub save_bubble_lines {  
     foreach my $line (keys(%bubble_lines_per_response)) {  
  $env{"form.scantron.bubblelines.$line"}  = $bubble_lines_per_response{$line};  
  $env{"form.scantron.first_bubble_line.$line"} =  
     $first_bubble_line{$line};  
     }  
 }  
   
   
 sub restore_bubble_lines {  
     my $line = 0;  
     %bubble_lines_per_response = ();  
     while ($env{"form.scantron.bubblelines.$line"}) {  
  my $value = $env{"form.scantron.bubblelines.$line"};  
  $bubble_lines_per_response{$line} = $value;  
  $first_bubble_line{$line}  =  
     $env{"form.scantron.first_bubble_line.$line"};  
  $line++;  
     }  
   
 }  
   
 #  Given the parsed scanline, get the response for   
 #  'answer' number n:  
   
 sub get_response_bubbles {  
     my ($parsed_line, $response)  = @_;  
   
   
     my $bubble_line = $first_bubble_line{$response-1} +1;  
     my $bubble_lines= $bubble_lines_per_response{$response-1};  
       
     my $selected = "";  
   
     for (my $bline = 0; $bline < $bubble_lines; $bline++) {  
  $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":";  
  $bubble_line++;  
     }  
     return $selected;  
 }  
   
   
 # ----- These first few routines are general use routines.----  
   
 # Return the number of occurences of a pattern in a string.  
   
 sub occurence_count {  
     my ($string, $pattern) = @_;  
   
     my @matches = ($string =~ /$pattern/g);  
   
     return scalar(@matches);  
 }  
   
   
 # Take a string known to have digits and convert all the  
 # digits into letters in the range J,A..I.  
   
 sub digits_to_letters {  
     my ($input) = @_;  
   
     my @alphabet = ('J', 'A'..'I');  
   
     my @input    = split(//, $input);  
     my $output ='';  
     for (my $i = 0; $i < scalar(@input); $i++) {  
  if ($input[$i] =~ /\d/) {  
     $output .= $alphabet[$input[$i]];  
  } else {  
     $output .= $input[$i];  
  }  
     }  
     return $output;  
 }  
   
 #  #
 # --- Retrieve the parts from the metadata file.---  # --- Retrieve the parts from the metadata file.---
Line 4042  sub csvuploadassign { Line 3960  sub csvuploadassign {
  $grades{$store_key}=$entries{$fields{$dest}};   $grades{$store_key}=$entries{$fields{$dest}};
     }      }
  }   }
  if (! %grades) { push(@skipped,"$username:$domain no data to save"); }   if (! %grades) { 
  $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";             push(@skipped,&mt("[_1]: no data to save","$username:$domain")); 
  my $result=&Apache::lonnet::cstore(\%grades,$symb,          } else {
      $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
      my $result=&Apache::lonnet::cstore(\%grades,$symb,
    $env{'request.course.id'},     $env{'request.course.id'},
    $domain,$username);     $domain,$username);
  if ($result eq 'ok') {     if ($result eq 'ok') {
     $request->print('.');        $request->print('.');
  } else {     } else {
     $request->print("<p>        $request->print("<p><span class=\"LC_error\">".
                               <span class=\"LC_error\">                                &mt("Failed to save data for student [_1]. Message when trying to save was: [_2]",
                                  Failed to save student $username:$domain.                                    "$username:$domain",$result)."</span></p>");
                                  Message when trying to save was ($result)     }
                               </span>     $request->rflush();
                              </p>" );     $countdone++;
  }          }
  $request->rflush();  
  $countdone++;  
     }      }
     $request->print("<br />Saved $countdone students\n");      $request->print('<br /><span class="LC_info">'.&mt("Saved [_1] students",$countdone)."</span>\n");
     if (@skipped) {      if (@skipped) {
  $request->print('<p><h4><b>Skipped Students</b></h4></p>');   $request->print('<p><span class="LC_warning">'.&mt('Skipped Students').'</span></p>');
  foreach my $student (@skipped) { $request->print("$student<br />\n"); }   foreach my $student (@skipped) { $request->print("$student<br />\n"); }
     }      }
     if (@notallowed) {      if (@notallowed) {
  $request->print('<p><span class="LC_error">Students Not Allowed to Modify</span></p>');   $request->print('<p><span class="LC_error">'.&mt('Students Not Allowed to Modify').'</span></p>');
  foreach my $student (@notallowed) { $request->print("$student<br />\n"); }   foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
     }      }
     $request->print("<br />\n");      $request->print("<br />\n");
Line 4256  sub displayPage { Line 4174  sub displayPage {
     my $result='<h3><span class="LC_info">&nbsp;'.$env{'form.title'}.'</span></h3>';      my $result='<h3><span class="LC_info">&nbsp;'.$env{'form.title'}.'</span></h3>';
     $result.='<h3>&nbsp;'.&mt('Student: [_1]',&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom)).      $result.='<h3>&nbsp;'.&mt('Student: [_1]',&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom)).
  '</h3>'."\n";   '</h3>'."\n";
     if (&Apache::lonnet::validCODE($env{'form.CODE'})) {      $env{'form.CODE'} = uc($env{'form.CODE'});
       if (&Apache::lonnet::validCODE(uc($env{'form.CODE'}))) {
  $result.='<h3>&nbsp;'.&mt('CODE: [_1]',$env{'form.CODE'}).'</h3>'."\n";   $result.='<h3>&nbsp;'.&mt('CODE: [_1]',$env{'form.CODE'}).'</h3>'."\n";
     } else {      } else {
  delete($env{'form.CODE'});   delete($env{'form.CODE'});
Line 4757  sub getSequenceDropDown { Line 4676  sub getSequenceDropDown {
     return $result;      return $result;
 }  }
   
   my %bubble_lines_per_response;     # no. bubble lines for each response.
                                      # index is "symb.part_id"
   
   my %first_bubble_line;             # First bubble line no. for each bubble.
   
   my %subdivided_bubble_lines;       # no. bubble lines for optionresponse, 
                                      # matchresponse or rankresponse, where 
                                      # an individual response can have multiple 
                                      # lines
   
   my %responsetype_per_response;     # responsetype for each response
   
   # Save and restore the bubble lines array to the form env.
   
   
   sub save_bubble_lines {
       foreach my $line (keys(%bubble_lines_per_response)) {
    $env{"form.scantron.bubblelines.$line"}  = $bubble_lines_per_response{$line};
    $env{"form.scantron.first_bubble_line.$line"} =
       $first_bubble_line{$line};
           $env{"form.scantron.sub_bubblelines.$line"} = 
               $subdivided_bubble_lines{$line};
           $env{"form.scantron.responsetype.$line"} =
               $responsetype_per_response{$line};
       }
   }
   
   
   sub restore_bubble_lines {
       my $line = 0;
       %bubble_lines_per_response = ();
       while ($env{"form.scantron.bubblelines.$line"}) {
    my $value = $env{"form.scantron.bubblelines.$line"};
    $bubble_lines_per_response{$line} = $value;
    $first_bubble_line{$line}  =
       $env{"form.scantron.first_bubble_line.$line"};
           $subdivided_bubble_lines{$line} =
               $env{"form.scantron.sub_bubblelines.$line"};
           $responsetype_per_response{$line} =
               $env{"form.scantron.responsetype.$line"};
    $line++;
       }
   
   }
   
   #  Given the parsed scanline, get the response for 
   #  'answer' number n:
   
   sub get_response_bubbles {
       my ($parsed_line, $response)  = @_;
   
   
       my $bubble_line = $first_bubble_line{$response-1} +1;
       my $bubble_lines= $bubble_lines_per_response{$response-1};
       
       my $selected = "";
   
       for (my $bline = 0; $bline < $bubble_lines; $bline++) {
    $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":";
    $bubble_line++;
       }
       return $selected;
   }
   
 =pod   =pod 
   
Line 4909  sub scantron_selectphase { Line 4891  sub scantron_selectphase {
     '.&Apache::loncommon::start_data_table('LC_scantron_action').'      '.&Apache::loncommon::start_data_table('LC_scantron_action').'
        '.&Apache::loncommon::start_data_table_header_row().'         '.&Apache::loncommon::start_data_table_header_row().'
             <th colspan="2">              <th colspan="2">
               &nbsp;Specify file and which Folder/Sequence to grade                &nbsp;'.&mt('Specify file and which Folder/Sequence to grade').'
             </th>              </th>
        '.&Apache::loncommon::end_data_table_header_row().'         '.&Apache::loncommon::end_data_table_header_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td> Sequence to grade: </td><td> '.$sequence_selector.' </td>              <td> '.&mt('Sequence to grade:').' </td><td> '.$sequence_selector.' </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td> Filename of scoring office file: </td><td> '.$file_selector.' </td>              <td> '.&mt('Filename of scoring office file:').' </td><td> '.$file_selector.' </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td> Format of data file: </td><td> '.$format_selector.' </td>              <td> '.&mt('Format of data file:').' </td><td> '.$format_selector.' </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td> Saved CODEs to validate against: </td><td> '.$CODE_selector.' </td>              <td> '.&mt('Saved CODEs to validate against:').' </td><td> '.$CODE_selector.' </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td> Each CODE is only to be used once:</td><td> '.$CODE_unique.' </td>              <td> '.&mt('Each CODE is only to be used once:').'</td><td> '.$CODE_unique.' </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
     <td> Options: </td>      <td> '.&mt('Options:').' </td>
             <td>              <td>
        <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />         <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> '.&mt('Do only previously skipped records').'</label> <br />
                <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all existing corrections</label> <br />                 <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> '.&mt('Remove all existing corrections').'</label> <br />
                <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>                 <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> '.&mt('Skip hidden resources when grading').'</label>
     </td>      </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
             <td colspan="2">              <td colspan="2">
               <input type="submit" value="Grading: Validate Scantron Records" />                <input type="submit" value="'.&mt('Grading: Validate Scantron Records').'" />
             </td>              </td>
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
     '.&Apache::loncommon::end_data_table().'      '.&Apache::loncommon::end_data_table().'
Line 4956  sub scantron_selectphase { Line 4938  sub scantron_selectphase {
     '.&Apache::loncommon::start_data_table('LC_scantron_action').'      '.&Apache::loncommon::start_data_table('LC_scantron_action').'
        '.&Apache::loncommon::start_data_table_header_row().'         '.&Apache::loncommon::start_data_table_header_row().'
             <th>              <th>
               &nbsp;Specify a Scantron data file to upload.                &nbsp;'.&mt('Specify a Scantron data file to upload.').'
             </th>              </th>
        '.&Apache::loncommon::end_data_table_header_row().'         '.&Apache::loncommon::end_data_table_header_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
Line 4965  sub scantron_selectphase { Line 4947  sub scantron_selectphase {
     my $default_form_data=&defaultFormData(&get_symb($r,1));      my $default_form_data=&defaultFormData(&get_symb($r,1));
     my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};      my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};      my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
     $r->print(<<UPLOAD);      $r->print('
               <script type="text/javascript" language="javascript">                <script type="text/javascript" language="javascript">
     function checkUpload(formname) {      function checkUpload(formname) {
  if (formname.upfile.value == "") {   if (formname.upfile.value == "") {
     alert("Please use the browse button to select a file from your local directory.");      alert("'.&mt('Please use the browse button to select a file from your local directory.').'");
     return false;      return false;
  }   }
  formname.submit();   formname.submit();
     }      }
               </script>                </script>
   
               <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>                <form enctype="multipart/form-data" action="/adm/grades" name="rules" method="post">
                 $default_form_data                  '.$default_form_data.'
                 <input name='courseid' type='hidden' value='$cnum' />                  <input name="courseid" type="hidden" value="'.$cnum.'" />
                 <input name='domainid' type='hidden' value='$cdom' />                  <input name="domainid" type="hidden" value="'.$cdom.'" />
                 <input name='command' value='scantronupload_save' type='hidden' />                  <input name="command" value="scantronupload_save" type="hidden" />
                 File to upload:<input type="file" name="upfile" size="50" />                  '.&mt('File to upload: [_1]','<input type="file" name="upfile" size="50" />').'
                 <br />                  <br />
                 <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />                  <input type="button" onClick="javascript:checkUpload(this.form);" value="'.&mt('Upload Scantron Data').'" />
               </form>                </form>
 UPLOAD  ');
   
         $r->print('          $r->print('
             </td>              </td>
Line 5005  UPLOAD Line 4987  UPLOAD
      '.&Apache::loncommon::start_data_table('LC_scantron_action').'       '.&Apache::loncommon::start_data_table('LC_scantron_action').'
        '.&Apache::loncommon::start_data_table_header_row().'         '.&Apache::loncommon::start_data_table_header_row().'
               <th>                <th>
                 &nbsp;Download a scoring office file                  &nbsp;'.&mt('Download a scoring office file').'
               </th>                </th>
        '.&Apache::loncommon::end_data_table_header_row().'         '.&Apache::loncommon::end_data_table_header_row().'
        '.&Apache::loncommon::start_data_table_row().'         '.&Apache::loncommon::start_data_table_row().'
               <td> Filename of scoring office file: '.$file_selector.'                 <td> '.&mt('Filename of scoring office file: [_1]',$file_selector).' 
                 <br />                  <br />
                 <input type="submit" value="Download: Show List of Associated Files" />                  <input type="submit" value="'.&mt('Download: Show List of Associated Files').'" />
        '.&Apache::loncommon::end_data_table_row().'         '.&Apache::loncommon::end_data_table_row().'
      '.&Apache::loncommon::end_data_table().'       '.&Apache::loncommon::end_data_table().'
    </form>     </form>
Line 5098  sub get_scantron_config { Line 5080  sub get_scantron_config {
  $config{'IDstart'}=$config[5];   $config{'IDstart'}=$config[5];
  $config{'IDlength'}=$config[6];   $config{'IDlength'}=$config[6];
  $config{'Qstart'}=$config[7];   $config{'Qstart'}=$config[7];
  $config{'Qlength'}=$config[8];    $config{'Qlength'}=$config[8];
  $config{'Qoff'}=$config[9];   $config{'Qoff'}=$config[9];
  $config{'Qon'}=$config[10];   $config{'Qon'}=$config[10];
  $config{'PaperID'}=$config[11];   $config{'PaperID'}=$config[11];
Line 5172  sub username_to_idmap { Line 5154  sub username_to_idmap {
                           - 'answer'                            - 'answer'
                                'response' - new answer or 'none' if blank                                 'response' - new answer or 'none' if blank
                                'question' - the bubble line to change                                 'question' - the bubble line to change
                                  'questionnum' - the question identifier,
                                                  may include subquestion. 
   
   Returns:    Returns:
     $line - the modified scanline      $line - the modified scanline
Line 5184  sub username_to_idmap { Line 5168  sub username_to_idmap {
   
 sub scantron_fixup_scanline {  sub scantron_fixup_scanline {
     my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;      my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
       
       
     if ($field eq 'ID') {      if ($field eq 'ID') {
  if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {   if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
     return ($line,1,'New value too large');      return ($line,1,'New value too large');
Line 5216  sub scantron_fixup_scanline { Line 5198  sub scantron_fixup_scanline {
    $$scantron_config{'CODElength'})=$args->{'CODE'};     $$scantron_config{'CODElength'})=$args->{'CODE'};
  }   }
     } elsif ($field eq 'answer') {      } elsif ($field eq 'answer') {
  &scantron_get_maxbubble(); # Need the bubble counter info.   my $length=$scantron_config->{'Qlength'};
  my $length =$scantron_config->{'Qlength'};  
  my $off=$scantron_config->{'Qoff'};   my $off=$scantron_config->{'Qoff'};
  my $on=$scantron_config->{'Qon'};   my $on=$scantron_config->{'Qon'};
         my $question_number = $args->{'question'} -1;   my $answer=${off}x$length;
         my $first_position  = $first_bubble_line{$question_number};   if ($args->{'response'} eq 'none') {
  my $bubble_count    = $bubble_lines_per_response{$question_number};      &scan_data($scan_data,
         my $bubbles_per_line= $$scantron_config{'Qlength'};         "$whichline.no_bubble.".$args->{'questionnum'},'1');
  my $answer=${off}x($bubbles_per_line*$bubble_count);   } else {
         my $final_answer;      if ($on eq 'letter') {
         if ($$scantron_config{'Qon'} eq 'letter'  ||   my @alphabet=('A'..'Z');
     $$scantron_config{'Qon'} eq 'number') {    $answer=$alphabet[$args->{'response'}];
     $bubbles_per_line = 10;      } elsif ($on eq 'number') {
  }   $answer=$args->{'response'}+1;
  if (defined $args->{'response'}) {   if ($answer == 10) { $answer = '0'; }
       
     if ($args->{'response'} eq 'none') {  
  &scan_data($scan_data,  
    "$whichline.no_bubble.".$args->{'question'},'1');  
     } else {      } else {
  my ($bubble_line, $bubble_number) = split(/:/,$args->{'response'});   substr($answer,$args->{'response'},1)=$on;
  if ($on eq 'letter') {  
     my @alphabet=('A'..'Z');  
     $answer=$alphabet[$bubble_number];  
  } elsif ($on eq 'number') {  
     $answer= $bubble_number+1;  
     if ($answer == 10) { $answer = '0'; }  
  } else {  
     substr($answer,$bubble_number+$bubble_line*$bubbles_per_line,1)=$on;  
     $final_answer = $answer;  
  }  
  &scan_data($scan_data,  
    "$whichline.no_bubble.".$args->{'question'},undef,'1');  
   
  # Positional notation already has the right final answer length..  
   
  if (($on eq 'letter') || ($on eq 'number')) {  
     for (my $l = 0; $l < $bubble_count; $l++) {  
  if ($l eq $bubble_line) {  
     $final_answer .= $answer;  
  } else {  
     $final_answer .= ' ';  
  }  
     }  
  }  
     }      }
     # $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};      &scan_data($scan_data,
     #substr($line,$where-1,$length)=$answer;         "$whichline.no_bubble.".$args->{'questionnum'},undef,'1');
     substr($line,   
    $scantron_config->{'Qstart'}+$first_position-1,  
    $bubbles_per_line*$length) = $final_answer;  
  }   }
    my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
    substr($line,$where-1,$length)=$answer;
     }      }
     return $line;      return $line;
 }  }
Line 5301  sub scan_data { Line 5253  sub scan_data {
     return $scan_data->{$filename.'_'.$key};      return $scan_data->{$filename.'_'.$key};
 }  }
   
   # ----- These first few routines are general use routines.----
   
   # Return the number of occurences of a pattern in a string.
   
   sub occurence_count {
       my ($string, $pattern) = @_;
   
       my @matches = ($string =~ /$pattern/g);
   
       return scalar(@matches);
   }
   
   
   # Take a string known to have digits and convert all the
   # digits into letters in the range J,A..I.
   
   sub digits_to_letters {
       my ($input) = @_;
   
       my @alphabet = ('J', 'A'..'I');
   
       my @input    = split(//, $input);
       my $output ='';
       for (my $i = 0; $i < scalar(@input); $i++) {
    if ($input[$i] =~ /\d/) {
       $output .= $alphabet[$input[$i]];
    } else {
       $output .= $input[$i];
    }
       }
       return $output;
   }
   
 =pod   =pod 
   
 =item scantron_parse_scanline  =item scantron_parse_scanline
Line 5403  sub scantron_parse_scanline { Line 5388  sub scantron_parse_scanline {
     $questions =~ s/\r$//;      # Get rid of trailing \r too (MAC or Win uploads).      $questions =~ s/\r$//;      # Get rid of trailing \r too (MAC or Win uploads).
     while (length($questions)) {      while (length($questions)) {
  my $answers_needed = $bubble_lines_per_response{$questnum};   my $answers_needed = $bubble_lines_per_response{$questnum};
  my $answer_length  = $$scantron_config{'Qlength'} * $answers_needed;          my $answer_length  = ($$scantron_config{'Qlength'} * $answers_needed)
                                || 1;
           $questnum++;
           my $quest_id = $questnum;
  $questnum++;          my $currentquest = substr($questions,0,$answer_length);
  my $currentquest = substr($questions,0,$answer_length);          $questions       = substr($questions,$answer_length);
  $questions       = substr($questions,0,$answer_length)='';          if (length($currentquest) < $answer_length) { next; }
  if (length($currentquest) < $answer_length) { next; }  
           if ($subdivided_bubble_lines{$questnum-1} =~ /,/) {
  # Qon letter implies for each slot in currentquest we have:              my $subquestnum = 1;
  #    ? or * for doubles a letter in A-Z for a bubble and              my $subquestions = $currentquest;
         #    about anything else (esp. a value of Qoff for missing              my @subanswers_needed = 
  #    bubbles.                  split(/,/,$subdivided_bubble_lines{$questnum-1});  
               foreach my $subans (@subanswers_needed) {
                   my $subans_length =
  if ($$scantron_config{'Qon'} eq 'letter') {                      ($$scantron_config{'Qlength'} * $subans)  || 1;
                   my $currsubquest = substr($subquestions,0,$subans_length);
     if ($currentquest =~ /\?/                  $subquestions   = substr($subquestions,$subans_length);
  || $currentquest =~ /\*/                  $quest_id = "$questnum.$subquestnum";
  || (&occurence_count($currentquest, "[A-Z]") > 1)) {                  if (($$scantron_config{'Qon'} eq 'letter') ||
  push(@{$record{'scantron.doubleerror'}},$questnum);                      ($$scantron_config{'Qon'} eq 'number')) {
  for (my $ans = 0; $ans < $answers_needed; $ans++) {                       $ansnum = &scantron_validator_lettnum($ansnum, 
     my $bubble = substr($currentquest, $ans, 1);                          $questnum,$quest_id,$subans,$currsubquest,$whichline,
     if ($bubble =~ /[A-Z]/ ) {                          \@alphabet,\%record,$scantron_config,$scan_data);
  $record{"scantron.$ansnum.answer"} = $bubble;                  } else {
     } else {                      $ansnum = &scantron_validator_positional($ansnum,
  $record{"scantron.$ansnum.answer"}='';                          $questnum,$quest_id,$subans,$currsubquest,$whichline,                        \@alphabet,\%record,$scantron_config,$scan_data);
     }                  }
     $ansnum++;                  $subquestnum ++;
  }              }
           } else {
     } elsif (!defined($currentquest)              if (($$scantron_config{'Qon'} eq 'letter') ||
      || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest))                  ($$scantron_config{'Qon'} eq 'number')) {
      || (&occurence_count($currentquest, "[A-Z]") == 0)) {                  $ansnum = &scantron_validator_lettnum($ansnum,$questnum,
  for (my $ans = 0; $ans < $answers_needed; $ans++ ) {                      $quest_id,$answers_needed,$currentquest,$whichline,
     $record{"scantron.$ansnum.answer"}='';                      \@alphabet,\%record,$scantron_config,$scan_data);
     $ansnum++;              } else {
                   $ansnum = &scantron_validator_positional($ansnum,$questnum,
  }                      $quest_id,$answers_needed,$currentquest,$whichline,
  if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {                      \@alphabet,\%record,$scantron_config,$scan_data);
     push(@{$record{"scantron.missingerror"}},$questnum);              }
    #  $ansnum += $answers_needed;          }
  }      }
     } else {      $record{'scantron.maxquest'}=$questnum;
  for (my $ans = 0; $ans < $answers_needed; $ans++) {      return \%record;
     $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);  }
     $ansnum++;  
  }  
     }  
   
  # Qon 'number' implies each slot gives a digit that indexes the  
  #    the bubbles filled or Qoff or a non number for unbubbled lines.  
         #    and *? for double bubbles on a line.  
  #    these answers are also stored as letters.  
   
  } elsif ($$scantron_config{'Qon'} eq 'number') {  
     if ($currentquest =~ /\?/  
  || $currentquest =~ /\*/  
  || (&occurence_count($currentquest, '\d') > 1)) {  
  push(@{$record{'scantron.doubleerror'}},$questnum);  
  for (my $ans = 0; $ans < $answers_needed; $ans++) {  
     my $bubble = substr($currentquest, $ans, 1);  
     if ($bubble =~ /\d/) {  
  $record{"scantron.$ansnum.answer"} = $alphabet[$bubble];  
     } else {  
  $record{"scantron.$ansnum.answer"}=' ';  
     }  
     $ansnum++;  
  }  
   
     } elsif (!defined($currentquest)  
      || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest))   
      || (&occurence_count($currentquest, '\d') == 0)) {  
  for (my $ans = 0; $ans < $answers_needed; $ans++ ) {  
     $record{"scantron.$ansnum.answer"}='';  
     $ansnum++;  
   
  }  
  if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {  
     push(@{$record{"scantron.missingerror"}},$questnum);  
     $ansnum += $answers_needed;  
  }  
   
     } else {  sub scantron_validator_lettnum {
  $currentquest = &digits_to_letters($currentquest);      my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline,
  for (my $ans =0; $ans < $answers_needed; $ans++) {          $alphabet,$record,$scantron_config,$scan_data) = @_;
     $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);  
     $ansnum++;      # Qon 'letter' implies for each slot in currquest we have:
  }      #    ? or * for doubles, a letter in A-Z for a bubble, and
     }      #    about anything else (esp. a value of Qoff) for missing
  } else {      #    bubbles.
       #
       # Qon 'number' implies each slot gives a digit that indexes the
       #    bubbles filled, or Qoff, or a non-number for unbubbled lines,
       #    and * or ? for double bubbles on a single line.
       #
   
     # Otherwise there's a positional notation;      my $matchon;
     # each bubble line requires Qlength items, and there are filled in      if ($$scantron_config{'Qon'} eq 'letter') {
     # bubbles for each case where there 'Qon' characters.          $matchon = '[A-Z]';
     #      } elsif ($$scantron_config{'Qon'} eq 'number') {
           $matchon = '\d';
       }
       my $occurrences = 0;
       if (($responsetype_per_response{$questnum-1} eq 'essayresponse') ||
           ($responsetype_per_response{$questnum-1} eq 'formularesponse') ||
           ($responsetype_per_response{$questnum-1} eq 'stringresponse') ||
           ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
           ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
           ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
           my @singlelines = split('',$currquest);
           foreach my $entry (@singlelines) {
               $occurrences = &occurence_count($entry,$matchon);
               if ($occurrences > 1) {
                   last;
               }
           } 
       } else {
           $occurrences = &occurence_count($currquest,$matchon); 
       }
       if (($currquest =~ /\?/ || $currquest =~ /\*/) || ($occurrences > 1)) {
           push(@{$record->{'scantron.doubleerror'}},$quest_id);
           for (my $ans=0; $ans<$answers_needed; $ans++) {
               my $bubble = substr($currquest,$ans,1);
               if ($bubble =~ /$matchon/ ) {
                   if ($$scantron_config{'Qon'} eq 'number') {
                       if ($bubble == 0) {
                           $bubble = 10; 
                       }
                       $record->{"scantron.$ansnum.answer"} = 
                           $alphabet->[$bubble-1];
                   } else {
                       $record->{"scantron.$ansnum.answer"} = $bubble;
                   }
               } else {
                   $record->{"scantron.$ansnum.answer"}='';
               }
               $ansnum++;
           }
       } elsif (!defined($currquest)
               || (&occurence_count($currquest, $$scantron_config{'Qoff'}) == length($currquest))
               || (&occurence_count($currquest,$matchon) == 0)) {
           for (my $ans=0; $ans<$answers_needed; $ans++ ) {
               $record->{"scantron.$ansnum.answer"}='';
               $ansnum++;
           }
           if (!&scan_data($scan_data,"$whichline.no_bubble.$quest_id")) {
               push(@{$record->{'scantron.missingerror'}},$quest_id);
           }
       } else {
           if ($$scantron_config{'Qon'} eq 'number') {
               $currquest = &digits_to_letters($currquest);            
           }
           for (my $ans=0; $ans<$answers_needed; $ans++) {
               my $bubble = substr($currquest,$ans,1);
               $record->{"scantron.$ansnum.answer"} = $bubble;
               $ansnum++;
           }
       }
       return $ansnum;
   }
   
     my @array=split($$scantron_config{'Qon'},$currentquest,-1);  sub scantron_validator_positional {
       my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,
           $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_;
   
     # If the split only  giveas us one element.. the full length of the      # Otherwise there's a positional notation;
     # answser string, no bubbles are filled in:      # each bubble line requires Qlength items, and there are filled in
       # bubbles for each case where there 'Qon' characters.
       #
   
     if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {      my @array=split($$scantron_config{'Qon'},$currquest,-1);
  for (my $ans = 0; $ans < $answers_needed; $ans++ ) {  
     $record{"scantron.$ansnum.answer"}='';  
     $ansnum++;  
   
  }      # If the split only gives us one element.. the full length of the
  if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {      # answer string, no bubbles are filled in:
     push(@{$record{"scantron.missingerror"}},$questnum);  
  }  
   
  #  If the bubble is not the last position, there will be  
  # 2 elements.  If it is the last position, there will be 1 element.  
   
     } elsif (scalar(@array) le 2) {      if ($answers_needed eq '') {
           return;
       }
   
  my $location      = length($array[0]);      if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
  my $line_num      = int($location / $$scantron_config{'Qlength'});          for (my $ans=0; $ans<$answers_needed; $ans++ ) {
  my $bubble        = $alphabet[$location % $$scantron_config{'Qlength'}];              $record->{"scantron.$ansnum.answer"}='';
               $ansnum++;
           }
           if (!&scan_data($scan_data,"$whichline.no_bubble.$quest_id")) {
               push(@{$record->{"scantron.missingerror"}},$quest_id);
           }
       } elsif (scalar(@array) == 2) {
           my $location = length($array[0]);
           my $line_num = int($location / $$scantron_config{'Qlength'});
           my $bubble   = $alphabet->[$location % $$scantron_config{'Qlength'}];
           for (my $ans=0; $ans<$answers_needed; $ans++) {
               if ($ans eq $line_num) {
                   $record->{"scantron.$ansnum.answer"} = $bubble;
               } else {
                   $record->{"scantron.$ansnum.answer"} = ' ';
               }
               $ansnum++;
            }
       } else {
           #  If there's more than one instance of a bubble character
           #  That's a double bubble; with positional notation we can
           #  record all the bubbles filled in as well as the
           #  fact this response consists of multiple bubbles.
           #
           if (($responsetype_per_response{$questnum-1} eq 'essayresponse') ||
               ($responsetype_per_response{$questnum-1} eq 'formularesponse') ||
               ($responsetype_per_response{$questnum-1} eq 'stringresponse') ||
               ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
               ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
               ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
               my $doubleerror = 0;
               while (($currquest >= $$scantron_config{'Qlength'}) && 
                      (!$doubleerror)) {
                  my $currline = substr($currquest,0,$$scantron_config{'Qlength'});
                  $currquest = substr($currquest,$$scantron_config{'Qlength'});
                  my @currarray = split($$scantron_config{'Qon'},$currline,-1);
                  if (length(@currarray) > 2) {
                      $doubleerror = 1;
                  } 
               }
               if ($doubleerror) {
                   push(@{$record->{'scantron.doubleerror'}},$quest_id);
               }
           } else {
               push(@{$record->{'scantron.doubleerror'}},$quest_id);
           }
           my $item = $ansnum;
           for (my $ans=0; $ans<$answers_needed; $ans++) {
               $record->{"scantron.$item.answer"} = '';
               $item ++;
           }
   
  for (my $ans = 0; $ans < $answers_needed; $ans++) {          my @ans=@array;
     if ($ans eq $line_num) {          my $i=0;
  $record{"scantron.$ansnum.answer"} = $bubble;          my $increment = 0;
     } else {          while ($#ans) {
  $record{"scantron.$ansnum.answer"} = ' ';              $i+=length($ans[0]) + $increment;
     }              my $line   = int($i/$$scantron_config{'Qlength'} + $ansnum);
     $ansnum++;              my $bubble = $i%$$scantron_config{'Qlength'};
  }              $record->{"scantron.$line.answer"}.=$alphabet->[$bubble];
     }              shift(@ans);
     #  If there's more than one instance of a bubble character              $increment = 1;
     #  That's a double bubble; with positional notation we can          }
     #  record all the bubbles filled in as well as the           $ansnum += $answers_needed;
     #  fact this response consists of multiple bubbles.  
     #  
     else {  
  push(@{$record{'scantron.doubleerror'}},$questnum);  
   
  my $first_answer = $ansnum;  
  for (my $ans =0; $ans < $answers_needed; $ans++) {  
     my $item = $first_answer+$ans;  
     $record{"scantron.$item.answer"} = '';  
  }  
   
  my @ans=@array;  
  my $i=0;  
  my $increment = 0;  
  while ($#ans) {  
     $i+=length($ans[0]) + $increment;  
     my $line   = int($i/$$scantron_config{'Qlength'} + $first_answer);  
     my $bubble = $i%$$scantron_config{'Qlength'};  
     $record{"scantron.$line.answer"}.=$alphabet[$bubble];  
     shift(@ans);  
     $increment = 1;  
  }  
  $ansnum += $answers_needed;  
     }  
  }  
     }      }
     $record{'scantron.maxquest'}=$questnum;      return $ansnum;
     return \%record;  
 }  }
   
 =pod  =pod
Line 5704  sub scantron_process_corrections { Line 5739  sub scantron_process_corrections {
  &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,   &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
  $which,'answer',   $which,'answer',
  { 'question'=>$question,   { 'question'=>$question,
        'response'=>$env{"form.scantron_correct_Q_$question"}});           'response'=>$env{"form.scantron_correct_Q_$question"},
                                      'questionnum'=>$env{"form.scantron_questionnum_Q_$question"}});
     if ($err) { last; }      if ($err) { last; }
  }   }
     }      }
Line 5809  sub remember_current_skipped { Line 5845  sub remember_current_skipped {
 sub check_for_error {  sub check_for_error {
     my ($r,$result)=@_;      my ($r,$result)=@_;
     if ($result ne 'ok' && $result ne 'not_found' ) {      if ($result ne 'ok' && $result ne 'not_found' ) {
  $r->print("An error occurred ($result) when trying to Remove the existing corrections.");   $r->print(&mt("An error occurred ([_1]) when trying to remove the existing corrections.",$result));
     }      }
 }  }
   
Line 5833  sub scantron_warning_screen { Line 5869  sub scantron_warning_screen {
  $CODElist=$env{'form.scantron_CODElist'};   $CODElist=$env{'form.scantron_CODElist'};
  if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }   if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }
  $CODElist=   $CODElist=
     '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.      '<tr><td><b>'.&mt('List of CODES to validate against:').'</b></td><td><tt>'.
     $env{'form.scantron_CODElist'}.'</tt></td></tr>';      $env{'form.scantron_CODElist'}.'</tt></td></tr>';
     }      }
     return (<<STUFF);      return ('
 <p>  <p>
 <span class="LC_warning">Please double check the information  <span class="LC_warning">
                  below before clicking on '$button_text'</span>  '.&mt('Please double check the information below before clicking on \'[_1]\'',&mt($button_text)).'</span>
 </p>  </p>
 <table>  <table>
 <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>  <tr><td><b>'.&mt('Sequence to be Graded:').'</b></td><td>'.$title.'</td></tr>
 <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>  <tr><td><b>'.&mt('Data File that will be used:').'</b></td><td><tt>'.$env{'form.scantron_selectfile'}.'</tt></td></tr>
 $CODElist  '.$CODElist.'
 </table>  </table>
 <br />  <br />
 <p> If this information is correct, please click on '$button_text'.</p>  <p> '.&mt('If this information is correct, please click on \'[_1]\'.',&mt($button_text)).'</p>
 <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>  <p> '.&mt('If something is incorrect, please click the \'Grading Menu\' button to start over.').'</p>
   
 <br />  <br />
 STUFF  ');
 }  }
   
 =pod  =pod
Line 5872  sub scantron_do_warning { Line 5908  sub scantron_do_warning {
     if ( $env{'form.selectpage'} eq '' ||      if ( $env{'form.selectpage'} eq '' ||
  $env{'form.scantron_selectfile'} eq '' ||   $env{'form.scantron_selectfile'} eq '' ||
  $env{'form.scantron_format'} eq '' ) {   $env{'form.scantron_format'} eq '' ) {
  $r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");   $r->print("<p>".&mt('You have forgetten to specify some information. Please go Back and try again.')."</p>");
  if ( $env{'form.selectpage'} eq '') {   if ( $env{'form.selectpage'} eq '') {
     $r->print('<p><span class="LC_error">You have not selected a Sequence to grade</span></p>');      $r->print('<p><span class="LC_error">'.&mt('You have not selected a Sequence to grade').'</span></p>');
  }    } 
  if ( $env{'form.scantron_selectfile'} eq '') {   if ( $env{'form.scantron_selectfile'} eq '') {
     $r->print('<p><span class="LC_error">You have not selected a file that contains the student\'s response data.</span></p>');      $r->print('<p><span class="LC_error">'.&mt('You have not selected a file that contains the student\'s response data.').'</span></p>');
  }    } 
  if ( $env{'form.scantron_format'} eq '') {   if ( $env{'form.scantron_format'} eq '') {
     $r->print('<p><span class="LC_error">You have not selected a the format of the student\'s response data.</span></p>');      $r->print('<p><span class="LC_error">'.&mt('You have not selected a the format of the student\'s response data.').'</span></p>');
  }    } 
     } else {      } else {
  my $warning=&scantron_warning_screen('Grading: Validate Records');   my $warning=&scantron_warning_screen('Grading: Validate Records');
  $r->print(<<STUFF);   $r->print('
 $warning  '.$warning.'
 <input type="submit" name="submit" value="Grading: Validate Records" />  <input type="submit" name="submit" value="'.&mt('Grading: Validate Records').'" />
 <input type="hidden" name="command" value="scantron_validate" />  <input type="hidden" name="command" value="scantron_validate" />
 STUFF  ');
     }      }
     $r->print("</form><br />".&show_grading_menu_form($symb));      $r->print("</form><br />".&show_grading_menu_form($symb));
     return '';      return '';
Line 5923  SCANTRONFORM Line 5959  SCANTRONFORM
    '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";     '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";
        $chunk .=         $chunk .=
    '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";     '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";
          $chunk .= 
              '<input type="hidden" name="scantron.sub_bubblelines.'.$line.'" value="'.$env{"form.scantron.sub_bubblelines.$line"}.'" />'."\n";
          $chunk .=
              '<input type="hidden" name="scantron.responsetype.'.$line.'" value="'.$env{"form.scantron.responsetype.$line"}.'" />'."\n";
        $result .= $chunk;         $result .= $chunk;
        $line++;         $line++;
    }     }
Line 5967  sub scantron_validate_file { Line 6007  sub scantron_validate_file {
     if ($env{'form.scantron_corrections'}) {      if ($env{'form.scantron_corrections'}) {
  &scantron_process_corrections($r);   &scantron_process_corrections($r);
     }      }
     $r->print("<p>Gathering necessary info.</p>");$r->rflush();      $r->print('<p>'.&mt('Gathering necessary information.').'</p>');$r->rflush();
     #get the student pick code ready      #get the student pick code ready
     $r->print(&Apache::loncommon::studentbrowser_javascript());      $r->print(&Apache::loncommon::studentbrowser_javascript());
     my $max_bubble=&scantron_get_maxbubble();      my $max_bubble=&scantron_get_maxbubble();
Line 5987  sub scantron_validate_file { Line 6027  sub scantron_validate_file {
   
     my $stop=0;      my $stop=0;
     while (!$stop && $currentphase < scalar(@validate_phases)) {      while (!$stop && $currentphase < scalar(@validate_phases)) {
  $r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");   $r->print(&mt('Validating '.$validate_phases[$currentphase]).'<br />');
  $r->rflush();   $r->rflush();
  my $which="scantron_validate_".$validate_phases[$currentphase];   my $which="scantron_validate_".$validate_phases[$currentphase];
  {   {
Line 5997  sub scantron_validate_file { Line 6037  sub scantron_validate_file {
     }      }
     if (!$stop) {      if (!$stop) {
  my $warning=&scantron_warning_screen('Start Grading');   my $warning=&scantron_warning_screen('Start Grading');
  $r->print(<<STUFF);   $r->print('
 Validation process complete.<br />  <b>'.&mt('Validation process complete.').'<b><br />
 $warning  '.$warning.'
 <input type="submit" name="submit" value="Start Grading" />  <input type="submit" name="submit" value="'.&mt('Start Grading').'" />
 <input type="hidden" name="command" value="scantron_process" />  <input type="hidden" name="command" value="scantron_process" />
 STUFF  ');
   
     } else {      } else {
  $r->print('<input type="hidden" name="command" value="scantron_validate" />');   $r->print('<input type="hidden" name="command" value="scantron_validate" />');
Line 6010  STUFF Line 6050  STUFF
     }      }
     if ($stop) {      if ($stop) {
  if ($validate_phases[$currentphase] eq 'sequence') {   if ($validate_phases[$currentphase] eq 'sequence') {
     $r->print('<input type="submit" name="submit" value="Ignore -> " />');      $r->print('<input type="submit" name="submit" value="'.&mt('Ignore -&gt;').' " />');
     $r->print(' this error <br />');      $r->print(' '.&mt('this error').' <br />');
   
     $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");      $r->print(" <p>".&mt("Or click the 'Grading Menu' button to start over.")."</p>");
  } else {   } else {
     $r->print('<input type="submit" name="submit" value="Continue ->" />');              if ($validate_phases[$currentphase] eq 'doublebubble' || $validate_phases[$currentphase] eq 'missingbubbles') {
     $r->print(' using corrected info <br />');          $r->print('<input type="button" name="submitbutton" value="'.&mt('Continue -&gt;').'" onclick="javascript:verify_bubble_radio(this.form)" />');
     $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");              } else {
     $r->print(" this scanline saving it for later.");                  $r->print('<input type="submit" name="submit" value="'.&mt('Continue -&gt;').'" />');
               }
       $r->print(' '.&mt('using corrected info').' <br />');
       $r->print("<input type='submit' value='".&mt("Skip")."' name='scantron_skip_record' />");
       $r->print(" ".&mt("this scanline saving it for later."));
  }   }
     }      }
     $r->print(" </form><br />".&show_grading_menu_form($symb));      $r->print(" </form><br />".&show_grading_menu_form($symb));
Line 6079  sub scantron_remove_scan_data { Line 6123  sub scantron_remove_scan_data {
     }      }
     my $result;      my $result;
     if (@todelete) {      if (@todelete) {
  $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);   $result = &Apache::lonnet::del('nohist_scantrondata',
          \@todelete,$cdom,$cname);
       } else {
    $result = 'ok';
     }      }
     return $result;      return $result;
 }  }
Line 6494  sub scantron_validate_ID { Line 6541  sub scantron_validate_ID {
   
 sub scantron_get_correction {  sub scantron_get_correction {
     my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;      my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
   
 #FIXME in the case of a duplicated ID the previous line, probably need  #FIXME in the case of a duplicated ID the previous line, probably need
 #to show both the current line and the previous one and allow skipping  #to show both the current line and the previous one and allow skipping
 #the previous one or the current one  #the previous one or the current one
   
     $r->print("<p><b>An error was detected ($error)</b>");  
     if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {      if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
  $r->print(" for PaperID <tt>".   $r->print("<p>".&mt("<b>An error was detected ($error)</b>".
   $$scan_record{'scantron.PaperID'}."</tt> \n");      " for PaperID <tt>[_1]</tt>",
       $$scan_record{'scantron.PaperID'})."</p> \n");
     } else {      } else {
  $r->print(" in scanline $i <pre>".   $r->print("<p>".&mt("<b>An error was detected ($error)</b>".
   $line."</pre> \n");      " in scanline [_1] <pre>[_2]</pre>",
     }      $i,$line)."</p> \n");
     my $message="<p>The ID on the form is  <tt>".      }
  $$scan_record{'scantron.ID'}."</tt><br />\n".      my $message="<p>".&mt("The ID on the form is  <tt>[_1]</tt><br />".
  "The name on the paper is ".    "The name on the paper is [_2],[_3]",
  $$scan_record{'scantron.LastName'}.",".    $$scan_record{'scantron.ID'},
  $$scan_record{'scantron.FirstName'}."</p>";    $$scan_record{'scantron.LastName'},
     $$scan_record{'scantron.FirstName'})."</p>";
   
     $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");      $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
     $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");      $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
                              # Array populated for doublebubble or
       my @lines_to_correct;  # missingbubble errors to build javascript
                              # to validate radio button checking   
   
     if ($error =~ /ID$/) {      if ($error =~ /ID$/) {
  if ($error eq 'incorrectID') {   if ($error eq 'incorrectID') {
     $r->print("The encoded ID is not in the classlist</p>\n");      $r->print("<p>".&mt("The encoded ID is not in the classlist").
         "</p>\n");
  } elsif ($error eq 'duplicateID') {   } elsif ($error eq 'duplicateID') {
     $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");      $r->print("<p>".&mt("The encoded ID has also been used by a previous paper [_1]",$arg)."</p>\n");
  }   }
  $r->print($message);   $r->print($message);
  $r->print("<p>How should I handle this? <br /> \n");   $r->print("<p>".&mt("How should I handle this?")." <br /> \n");
  $r->print("\n<ul><li> ");   $r->print("\n<ul><li> ");
  #FIXME it would be nice if this sent back the user ID and   #FIXME it would be nice if this sent back the user ID and
  #could do partial userID matches   #could do partial userID matches
Line 6535  sub scantron_get_correction { Line 6587  sub scantron_get_correction {
  $r->print('</li>');   $r->print('</li>');
     } elsif ($error =~ /CODE$/) {      } elsif ($error =~ /CODE$/) {
  if ($error eq 'incorrectCODE') {   if ($error eq 'incorrectCODE') {
     $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");      $r->print("<p>".&mt("The encoded CODE is not in the list of possible CODEs.")."</p>\n");
  } elsif ($error eq 'duplicateCODE') {   } elsif ($error eq 'duplicateCODE') {
     $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");      $r->print("<p>".&mt("The encoded CODE has also been used by a previous paper [_1], and CODEs are supposed to be unique.",join(', ',@{$arg}))."</p>\n");
  }   }
  $r->print("<p>The CODE on the form is  <tt>'".   $r->print("<p>".&mt("The CODE on the form is  <tt>'[_1]'</tt>",
   $$scan_record{'scantron.CODE'}."'</tt><br />\n");      $$scan_record{'scantron.CODE'})."<br />\n");
  $r->print($message);   $r->print($message);
  $r->print("<p>How should I handle this? <br /> \n");   $r->print("<p>".&mt("How should I handle this?")." <br /> \n");
  $r->print("\n<br /> ");   $r->print("\n<br /> ");
  my $i=0;   my $i=0;
  if ($error eq 'incorrectCODE'    if ($error eq 'incorrectCODE' 
Line 6552  sub scantron_get_correction { Line 6604  sub scantron_get_correction {
  foreach my $testcode (@{$closest}) {   foreach my $testcode (@{$closest}) {
     my $checked='';      my $checked='';
     if (!$i) { $checked=' checked="checked" '; }      if (!$i) { $checked=' checked="checked" '; }
     $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");      $r->print("
      <label>
          <input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked />
          ".&mt("Use the similar CODE [_1] instead.",
       "<b><tt>".$testcode."</tt></b>")."
       </label>
       <input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
     $r->print("\n<br />");      $r->print("\n<br />");
     $i++;      $i++;
  }   }
Line 6560  sub scantron_get_correction { Line 6618  sub scantron_get_correction {
  }   }
  if ($$scan_record{'scantron.CODE'}=~/\S/ ) {   if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
     my $checked; if (!$i) { $checked=' checked="checked" '; }      my $checked; if (!$i) { $checked=' checked="checked" '; }
     $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");      $r->print("
       <label>
           <input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked />
          ".&mt("Use the CODE [_1] that is was on the paper, ignoring the error.",
        "<b><tt>".$$scan_record{'scantron.CODE'}."</tt></b>")."
       </label>");
     $r->print("\n<br />");      $r->print("\n<br />");
  }   }
   
Line 6582  ENDSCRIPT Line 6645  ENDSCRIPT
    "&curCODE=".&escape($$scan_record{'scantron.CODE'}).     "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
    "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});     "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
  if ($env{'form.scantron_CODElist'} =~ /\S/) {    if ($env{'form.scantron_CODElist'} =~ /\S/) { 
     $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$href'>Select</a> a CODE from the list of all CODEs and use it.</label> Selected CODE is <input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />");      $r->print("
       <label>
          <input type='radio' name='scantron_CODE_resolution' value='use_found' />
          ".&mt("[_1]Select[_2] a CODE from the list of all CODEs and use it.",
        "<a target='_blank' href='$href'>","</a>")."
       </label> 
       ".&mt("Selected CODE is [_1]","<input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />"));
     $r->print("\n<br />");      $r->print("\n<br />");
  }   }
  $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_typed' /> Use </label><input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" /> as the CODE.");   $r->print("
       <label>
          <input type='radio' name='scantron_CODE_resolution' value='use_typed' />
          ".&mt("Use [_1] as the CODE.",
        "</label><input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" />"));
  $r->print("\n<br /><br />");   $r->print("\n<br /><br />");
     } elsif ($error eq 'doublebubble') {      } elsif ($error eq 'doublebubble') {
  $r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");   $r->print("<p>".&mt("There have been multiple bubbles scanned for some question(s)")."</p>\n");
   
    # The form field scantron_questions is acutally a list of line numbers.
    # represented by this form so:
   
    my $line_list = &questions_to_line_list($arg);
   
  $r->print('<input type="hidden" name="scantron_questions" value="'.   $r->print('<input type="hidden" name="scantron_questions" value="'.
   join(',',@{$arg}).'" />');    $line_list.'" />');
  $r->print($message);   $r->print($message);
  $r->print("<p>Please indicate which bubble should be used for grading</p>");   $r->print("<p>".&mt("Please indicate which bubble should be used for grading")."</p>");
  foreach my $question (@{$arg}) {   foreach my $question (@{$arg}) {
     my $selected  = &get_response_bubbles($scan_record, $question);      my @linenums = &prompt_for_corrections($r,$question,$scan_config,
     my @select_array = split(/:/,$selected);                                                     $scan_record, $error);
     &scantron_bubble_selector($r,$scan_config,$question,              push (@lines_to_correct,@linenums);
       @select_array);  
  }   }
           $r->print(&verify_bubbles_checked(@lines_to_correct));
     } elsif ($error eq 'missingbubble') {      } elsif ($error eq 'missingbubble') {
  $r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");   $r->print("<p>".&mt("There have been <b>no</b> bubbles scanned for some question(s)")."</p>\n");
  $r->print($message);   $r->print($message);
  $r->print("<p>Please indicate which bubble should be used for grading</p>");   $r->print("<p>".&mt("Please indicate which bubble should be used for grading.")."</p>");
  $r->print("Some questions have no scanned bubbles\n");   $r->print(&mt("Some questions have no scanned bubbles.")."\n");
   
    # The form field scantron_questions is actually a list of line numbers not
    # a list of question numbers. Therefore:
    #
   
    my $line_list = &questions_to_line_list($arg);
   
  $r->print('<input type="hidden" name="scantron_questions" value="'.   $r->print('<input type="hidden" name="scantron_questions" value="'.
   join(',',@{$arg}).'" />');    $line_list.'" />');
  foreach my $question (@{$arg}) {   foreach my $question (@{$arg}) {
     my $selected = &get_response_bubbles($scan_record, $question);      my @linenums = &prompt_for_corrections($r,$question,$scan_config,
     my @select_array = split(/:/,$selected); # ought to be an array of empties.                                                     $scan_record, $error);
     &scantron_bubble_selector($r,$scan_config,$question, @select_array);              push (@lines_to_correct,@linenums);
  }   }
           $r->print(&verify_bubbles_checked(@lines_to_correct));
     } else {      } else {
  $r->print("\n<ul>");   $r->print("\n<ul>");
     }      }
     $r->print("\n</li></ul>");      $r->print("\n</li></ul>");
   }
   
   sub verify_bubbles_checked {
       my (@ansnums) = @_;
       my $ansnumstr = join('","',@ansnums);
       my $warning = &mt("A bubble or 'No bubble' selection has not been made for one or more lines.");
       my $output = (<<ENDSCRIPT);
   <script type="text/javascript">
   function verify_bubble_radio(form) {
       var ansnumArray = new Array ("$ansnumstr");
       var need_bubble_count = 0;
       for (var i=0; i<ansnumArray.length; i++) {
           if (form.elements["scantron_correct_Q_"+ansnumArray[i]].length > 1) {
               var bubble_picked = 0; 
               for (var j=0; j<form.elements["scantron_correct_Q_"+ansnumArray[i]].length; j++) {
                   if (form.elements["scantron_correct_Q_"+ansnumArray[i]][j].checked == true) {
                       bubble_picked = 1;
                   }
               }
               if (bubble_picked == 0) {
                   need_bubble_count ++;
               }
           }
       }
       if (need_bubble_count) {
           alert("$warning");
           return;
       }
       form.submit(); 
   }
   </script>
   ENDSCRIPT
       return $output;
 }  }
   
 =pod  =pod
   
 =item scantron_bubble_selector  =item  questions_to_line_list
     
    Generates the html radiobuttons to correct a single bubble line  
    possibly showing the existing the selected bubbles if known  
   
  Arguments:  Converts a list of questions into a string of comma separated
     $r           - Apache request object  line numbers in the answer sheet used by the questions.  This is
     $scan_config - hash from &get_scantron_config()  used to fill in the scantron_questions form field.
     $quest       - number of the bubble line to make a corrector for  
     @lines       - array of answer lines.  
   
 =cut    Arguments:
        questions    - Reference to an array of questions.
   
 sub scantron_bubble_selector {  =cut
     my ($r,$scan_config,$quest,@lines)=@_;  
     my $max=$$scan_config{'Qlength'};  
   
   
     my $scmode=$$scan_config{'Qon'};  sub questions_to_line_list {
       my ($questions) = @_;
       my @lines;
   
       foreach my $item (@{$questions}) {
           my $question = $item;
           my ($first,$count,$last);
           if ($item =~ /^(\d+)\.(\d+)$/) {
               $question = $1;
               my $subquestion = $2;
               $first = $first_bubble_line{$question-1} + 1;
               my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
               my $subcount = 1;
               while ($subcount<$subquestion) {
                   $first += $subans[$subcount-1];
                   $subcount ++;
               }
               $count = $subans[$subquestion-1];
           } else {
       $first   = $first_bubble_line{$question-1} + 1;
       $count   = $bubble_lines_per_response{$question-1};
           }
           $last = $first+$count-1;
           push(@lines, ($first..$last));
       }
       return join(',', @lines);
   }
   
     my $bubble_length = scalar(@lines);  =pod 
   
   =item prompt_for_corrections
   
     if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }       Prompts for a potentially multiline correction to the
   user's bubbling (factors out common code from scantron_get_correction
   for multi and missing bubble cases).
   
     my $response = $quest-1;   Arguments:
     my $lines = $bubble_lines_per_response{$response};     $r           - Apache request object.
      $question    - The question number to prompt for.
      $scan_config - The scantron file configuration hash.
      $scan_record - Reference to the hash that has the the parsed scanlines.
      $error       - Type of error
   
    Implicit inputs:
      %bubble_lines_per_response   - Starting line numbers for each question.
                                     Numbered from 0 (but question numbers are from
                                     1.
      %first_bubble_line           - Starting bubble line for each question.
      %subdivided_bubble_lines     - optionresponse, matchresponse and rankresponse 
                                     type problems render as separate sub-questions, 
                                     in exam mode. This hash contains a 
                                     comma-separated list of the lines per 
                                     sub-question.
      %responsetype_per_response   - essayresponse, formularesponse,
                                     stringresponse, imageresponse, reactionresponse,
                                     and organicresponse type problem parts can have
                                     multiple lines per response if the weight
                                     assigned exceeds 10.  In this case, only
                                     one bubble per line is permitted, but more 
                                     than one line might contain bubbles, e.g.
                                     bubbling of: line 1 - J, line 2 - J, 
                                     line 3 - B would assign 22 points.  
   
     my $total_lines = $lines*2;  =cut
     my @alphabet=('A'..'Z');  
   
     $r->print("<table border='1'><tr><td rowspan='".$total_lines."'>$quest</td>");  sub prompt_for_corrections {
       my ($r, $question, $scan_config, $scan_record, $error) = @_;
       my ($current_line,$lines);
       my @linenums;
       my $questionnum = $question;
       if ($question =~ /^(\d+)\.(\d+)$/) {
           $question = $1;
           $current_line = $first_bubble_line{$question-1} + 1 ;
           my $subquestion = $2;
           my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
           my $subcount = 1;
           while ($subcount<$subquestion) {
               $current_line += $subans[$subcount-1];
               $subcount ++;
           }
           $lines = $subans[$subquestion-1];
       } else {
           $current_line = $first_bubble_line{$question-1} + 1 ;
           $lines        = $bubble_lines_per_response{$question-1};
       }
       if ($lines > 1) {
           $r->print(&mt('The group of bubble lines below responds to a single question.').'<br />');
           if (($responsetype_per_response{$question-1} eq 'essayresponse') ||
               ($responsetype_per_response{$question-1} eq 'formularesponse') ||
               ($responsetype_per_response{$question-1} eq 'stringresponse') ||
               ($responsetype_per_response{$question-1} eq 'imageresponse') ||
               ($responsetype_per_response{$question-1} eq 'reactionresponse') ||
               ($responsetype_per_response{$question-1} eq 'organicresponse')) {
               $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the exam directed students to leave [quant,_1,line] blank on their scantron sheets.",$lines).'<br /><br />'.&mt('A non-zero score can be assigned to the student during scantron grading by selecting a bubble in at least one line.').'<br />'.&mt('The score for this question will be a sum of the numeric values for the selected bubbles from each line, where A=1 point, B=2 points etc.').'<br />'.&mt("To assign a score of zero for this question, mark all lines as 'No bubble'.").'<br /><br />');
           } else {
               $r->print(&mt("Select at most one bubble in a single line and select 'No Bubble' in all the other lines. ")."<br />");
           }
       }
       for (my $i =0; $i < $lines; $i++) {
           my $selected = $$scan_record{"scantron.$current_line.answer"};
    &scantron_bubble_selector($r,$scan_config,$current_line, 
             $questionnum,$error,split('', $selected));
           push (@linenums,$current_line);
    $current_line++;
       }
       if ($lines > 1) {
    $r->print("<hr /><br />");
       }
       return @linenums;
   }
   
     for (my $l = 0; $l < $lines; $l++) {  =pod
  if ($l != 0) {  
     $r->print('<tr>');  
  }  
  my @selected = split(//,$lines[$l]);  
  for (my $i=0;$i<$max;$i++) {  
     $r->print("\n".'<td align="center">');  
     if ($selected[0] eq $alphabet[$i]) {   
  $r->print('X');   
  shift(@selected) ;  
     } else {   
  $r->print('&nbsp;');   
     }  
     $r->print('</td>');  
       
  }  
   
  if ($l == 0) {  =item scantron_bubble_selector
     my $lspan = $total_lines * 2;   #  2 table rows per bubble line.    
      Generates the html radiobuttons to correct a single bubble line
      possibly showing the existing the selected bubbles if known
   
     $r->print('<td rowspan='.$lspan.'><label><input type="radio" name="scantron_correct_Q_'.   Arguments:
       $quest.'" value="none" /> No bubble </label></td>');      $r           - Apache request object
       $scan_config - hash from &get_scantron_config()
  }      $line        - Number of the line being displayed.
       $questionnum - Question number (may include subquestion)
       $error       - Type of error.
       @selected    - Array of bubbles picked on this line.
   
  $r->print('</tr><tr>');  =cut
   
  # FIXME: This may have to be a bit more clever for  sub scantron_bubble_selector {
  #        multiline questions (different values e.g..).      my ($r,$scan_config,$line,$questionnum,$error,@selected)=@_;
       my $max=$$scan_config{'Qlength'};
   
  for (my $i=0;$i<$max;$i++) {      my $scmode=$$scan_config{'Qon'};
     my $value = "$l:$i"; # Relative bubble line #: Bubble in line.      if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }     
     $r->print("\n".  
       '<td><label><input type="radio" name="scantron_correct_Q_'.  
       $quest.'" value="'.$value.'" />'.$alphabet[$i]."</label></td>");  
  }  
  $r->print('</tr>');  
   
           my @alphabet=('A'..'Z');
     }      $r->print(&Apache::loncommon::start_data_table().
     $r->print('</table>');                &Apache::loncommon::start_data_table_row());
       $r->print('<td rowspan="2" class="LC_leftcol_header">'.$line.'</td>');
       for (my $i=0;$i<$max+1;$i++) {
    $r->print("\n".'<td align="center">');
    if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) }
    else { $r->print('&nbsp;'); }
    $r->print('</td>');
       }
       $r->print(&Apache::loncommon::end_data_table_row().
                 &Apache::loncommon::start_data_table_row());
       for (my $i=0;$i<$max;$i++) {
    $r->print("\n".
     '<td><label><input type="radio" name="scantron_correct_Q_'.
     $line.'" value="'.$i.'" />'.$alphabet[$i]."</label></td>");
       }
       my $nobub_checked = ' ';
       if ($error eq 'missingbubble') {
           $nobub_checked = ' checked = "checked" ';
       }
       $r->print("\n".'<td><label><input type="radio" name="scantron_correct_Q_'.
         $line.'" value="none"'.$nobub_checked.'/>'.&mt('No bubble').
                 '</label>'."\n".'<input type="hidden" name="scantron_questionnum_Q_'.
                 $line.'" value="'.$questionnum.'" /></td>');
       $r->print(&Apache::loncommon::end_data_table_row().
                 &Apache::loncommon::end_data_table());
 }  }
   
 =pod  =pod
Line 6873  sub scantron_validate_doublebubble { Line 7092  sub scantron_validate_doublebubble {
     #get scantron line setup      #get scantron line setup
     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});      my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
     my ($scanlines,$scan_data)=&scantron_getfile();      my ($scanlines,$scan_data)=&scantron_getfile();
   
     &scantron_get_maxbubble(); # parse needs the bubble line array.      &scantron_get_maxbubble(); # parse needs the bubble line array.
   
     for (my $i=0;$i<=$scanlines->{'count'};$i++) {      for (my $i=0;$i<=$scanlines->{'count'};$i++) {
Line 6900  sub scantron_validate_doublebubble { Line 7118  sub scantron_validate_doublebubble {
    for what the current value of the problem counter is.     for what the current value of the problem counter is.
   
    Caches the results to $env{'form.scantron_maxbubble'},     Caches the results to $env{'form.scantron_maxbubble'},
    $env{'form.scantron.bubble_lines.n'} and      $env{'form.scantron.bubble_lines.n'}, 
    $env{'form.scantron.first_bubble_line.n'}     $env{'form.scantron.first_bubble_line.n'} and
      $env{"form.scantron.sub_bubblelines.n"}
    which are the total number of bubble, lines, the number of bubble     which are the total number of bubble, lines, the number of bubble
    lines for reponse n and number of the first bubble line for response n.     lines for response n and number of the first bubble line for response n,
      and a comma separated list of numbers of bubble lines for sub-questions
      (for optionresponse, matchresponse, and rankresponse items), for response n.  
   
 =cut  =cut
   
 sub scantron_get_maxbubble {      sub scantron_get_maxbubble {
     if (defined($env{'form.scantron_maxbubble'}) &&      if (defined($env{'form.scantron_maxbubble'}) &&
  $env{'form.scantron_maxbubble'}) {   $env{'form.scantron_maxbubble'}) {
  &restore_bubble_lines();   &restore_bubble_lines();
Line 6929  sub scantron_get_maxbubble { Line 7150  sub scantron_get_maxbubble {
     my $total_lines = 0;      my $total_lines = 0;
     %bubble_lines_per_response = ();      %bubble_lines_per_response = ();
     %first_bubble_line         = ();      %first_bubble_line         = ();
       %subdivided_bubble_lines   = ();
       %responsetype_per_response = ();
       
     my $response_number = 0;      my $response_number = 0;
     my $bubble_line     = 0;      my $bubble_line     = 0;
     foreach my $resource (@resources) {      foreach my $resource (@resources) {
  my $symb = $resource->symb();          # Need to retrieve part IDs and response IDs because essayresponse,
  &Apache::lonxml::clear_bubble_lines_for_part();          # reactionresponse and organicresponse items are not included in 
           # $analysis{'parts'} from lonnet::ssi.  
           my %possible_part_ids; 
           if (ref($resource->parts()) eq 'ARRAY') { 
               foreach my $part (@{$resource->parts()}) {
                   my @resp_ids = $resource->responseIds($part);
                   foreach my $id (@resp_ids) {
                       $possible_part_ids{$part.'.'.$id} = 1;
                   }
               }
           }
  my $result=&Apache::lonnet::ssi($resource->src(),   my $result=&Apache::lonnet::ssi($resource->src(),
  ('symb' => $resource->symb()),   ('symb' => $resource->symb()),
  ('grade_target' => 'analyze'),   ('grade_target' => 'analyze'),
Line 6945  sub scantron_get_maxbubble { Line 7177  sub scantron_get_maxbubble {
  my (undef, $an) =   my (undef, $an) =
     split(/_HASH_REF__/,$result, 2);      split(/_HASH_REF__/,$result, 2);
   
  my %analysis = &Apache::lonnet::str2hash($an);          my @parts;
   
   
   
  foreach my $part_id (@{$analysis{'parts'}}) {   my %analysis = &Apache::lonnet::str2hash($an);
   
           if (ref($analysis{'parts'}) eq 'ARRAY') {
               @parts = @{$analysis{'parts'}};
           }
           # Add part_ids for any essayresponse items. 
           foreach my $part_id (keys(%possible_part_ids)) {
               if (($analysis{$part_id.'.type'} eq 'essayresponse') ||
                   ($analysis{$part_id.'.type'} eq 'reactionresponse') ||
                   ($analysis{$part_id.'.type'} eq 'organicresponse')) {
                   if (!grep(/^\Q$part_id\E$/,@parts)) {
                       push (@parts,$part_id);
                   }
               }
           }
   
     my $lines = $analysis{"$part_id.bubble_lines"};;   foreach my $part_id (@parts) {
               my $lines = $analysis{"$part_id.bubble_lines"};
   
     # TODO - make this a persistent hash not an array.      # TODO - make this a persistent hash not an array.
   
               # optionresponse, matchresponse and rankresponse type items 
               # render as separate sub-questions in exam mode.
               if (($analysis{$part_id.'.type'} eq 'optionresponse') ||
                   ($analysis{$part_id.'.type'} eq 'matchresponse') ||
                   ($analysis{$part_id.'.type'} eq 'rankresponse')) {
                   my ($numbub,$numshown);
                   if ($analysis{$part_id.'.type'} eq 'optionresponse') {
                       if (ref($analysis{$part_id.'.options'}) eq 'ARRAY') {
                           $numbub = scalar(@{$analysis{$part_id.'.options'}});
                       }
                   } elsif ($analysis{$part_id.'.type'} eq 'matchresponse') {
                       if (ref($analysis{$part_id.'.items'}) eq 'ARRAY') {
                           $numbub = scalar(@{$analysis{$part_id.'.items'}});
                       }
                   } elsif ($analysis{$part_id.'.type'} eq 'rankresponse') {
                       if (ref($analysis{$part_id.'.foils'}) eq 'ARRAY') {
                           $numbub = scalar(@{$analysis{$part_id.'.foils'}});
                       }
                   }
                   if (ref($analysis{$part_id.'.shown'}) eq 'ARRAY') {
                       $numshown = scalar(@{$analysis{$part_id.'.shown'}});
                   }
                   my $bubbles_per_line = 10;
                   my $inner_bubble_lines = int($numshown/$bubbles_per_line);
                   if (($numshown % $bubbles_per_line) != 0) {
                       $inner_bubble_lines++;
                   }
                   for (my $i=0; $i<$numshown; $i++) {
                       $subdivided_bubble_lines{$response_number} .= 
                           $inner_bubble_lines.',';
                   }
                   $subdivided_bubble_lines{$response_number} =~ s/,$//;
               } 
   
     $first_bubble_line{$response_number}           = $bubble_line;              $first_bubble_line{$response_number} = $bubble_line;
     $bubble_lines_per_response{$response_number}   = $lines;      $bubble_lines_per_response{$response_number} = $lines;
               $responsetype_per_response{$response_number} = 
                   $analysis{$part_id.'.type'};
     $response_number++;      $response_number++;
   
     $bubble_line +=  $lines;      $bubble_line +=  $lines;
Line 7006  sub scantron_validate_missingbubbles { Line 7285  sub scantron_validate_missingbubbles {
  # Probably here's where the error is...   # Probably here's where the error is...
   
  foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {   foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
     if ($missing > $max_bubble) { next; }              my $lastbubble;
               if ($missing =~ /^(\d+)\.(\d+)$/) {
                  my $question = $1;
                  my $subquestion = $2;
                  if (!defined($first_bubble_line{$question -1})) { next; }
                  my $first = $first_bubble_line{$question-1};
                  my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
                  my $subcount = 1;
                  while ($subcount<$subquestion) {
                      $first += $subans[$subcount-1];
                      $subcount ++;
                  }
                  my $count = $subans[$subquestion-1];
                  $lastbubble = $first + $count;
               } else {
                   if (!defined($first_bubble_line{$missing - 1})) { next; }
                   $lastbubble = $first_bubble_line{$missing - 1} + $bubble_lines_per_response{$missing - 1};
               }
               if ($lastbubble > $max_bubble) { next; }
     push(@to_correct,$missing);      push(@to_correct,$missing);
  }   }
  if (@to_correct) {   if (@to_correct) {
Line 7165  sub scantron_upload_scantron_data { Line 7462  sub scantron_upload_scantron_data {
     my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},      my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
    'domainid');     'domainid');
     my $default_form_data=&defaultFormData(&get_symb($r,1));      my $default_form_data=&defaultFormData(&get_symb($r,1));
     $r->print(<<UPLOAD);      $r->print('
 <script type="text/javascript" language="javascript">  <script type="text/javascript" language="javascript">
     function checkUpload(formname) {      function checkUpload(formname) {
  if (formname.upfile.value == "") {   if (formname.upfile.value == "") {
Line 7176  sub scantron_upload_scantron_data { Line 7473  sub scantron_upload_scantron_data {
     }      }
 </script>  </script>
   
 <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>  <form enctype="multipart/form-data" action="/adm/grades" name="rules" method="post">
 $default_form_data  '.$default_form_data.'
 <table>  <table>
 <tr><td>$select_link </td></tr>  <tr><td>'.$select_link.'                             </td></tr>
 <tr><td>Course ID:   </td><td><input name='courseid' type='text' />  </td></tr>  <tr><td>'.&mt('Course ID:').'     </td>
 <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>      <td><input name="courseid"   type="text" />      </td></tr>
 <tr><td>Domain:      </td><td>$domsel                                </td></tr>  <tr><td>'.&mt('Course Name:').'   </td>
 <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>      <td><input name="coursename" type="text" />      </td></tr>
   <tr><td>'.&mt('Domain:').'        </td>
       <td>'.$domsel.'                                  </td></tr>
   <tr><td>'.&mt('File to upload:').'</td>
       <td><input type="file" name="upfile" size="50" /></td></tr>
 </table>  </table>
 <input name='command' value='scantronupload_save' type='hidden' />  <input name="command" value="scantronupload_save" type="hidden" />
 <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />  <input type="button" onClick="javascript:checkUpload(this.form);" value="'.&mt('Upload Scantron Data').'" />
 </form>  </form>
 UPLOAD  ');
     return '';      return '';
 }  }
   
Line 7207  sub scantron_upload_scantron_data_save { Line 7508  sub scantron_upload_scantron_data_save {
     my $doanotherupload=      my $doanotherupload=
  '<br /><form action="/adm/grades" method="post">'."\n".   '<br /><form action="/adm/grades" method="post">'."\n".
  '<input type="hidden" name="command" value="scantronupload" />'."\n".   '<input type="hidden" name="command" value="scantronupload" />'."\n".
  '<input type="submit" name="submit" value="Do Another Upload" />'."\n".   '<input type="submit" name="submit" value="'.&mt('Do Another Upload').'" />'."\n".
  '</form>'."\n";   '</form>'."\n";
     if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&      if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
  !&Apache::lonnet::allowed('usc',   !&Apache::lonnet::allowed('usc',
     $env{'form.domainid'}.'_'.$env{'form.courseid'})) {      $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
  $r->print("You are not allowed to upload Scantron data to the requested course.<br />");   $r->print(&mt("You are not allowed to upload Scantron data to the requested course.")."<br />");
  if ($symb) {   if ($symb) {
     $r->print(&show_grading_menu_form($symb));      $r->print(&show_grading_menu_form($symb));
  } else {   } else {
Line 7221  sub scantron_upload_scantron_data_save { Line 7522  sub scantron_upload_scantron_data_save {
  return '';   return '';
     }      }
     my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});      my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
     $r->print("Doing upload to ".$coursedata{'description'}." <br />");      $r->print(&mt("Doing upload to [_1]",$coursedata{'description'})." <br />");
     my $fname=$env{'form.upfile.filename'};      my $fname=$env{'form.upfile.filename'};
     #FIXME      #FIXME
     #copied from lonnet::userfileupload()      #copied from lonnet::userfileupload()
Line 7239  sub scantron_upload_scantron_data_save { Line 7540  sub scantron_upload_scantron_data_save {
     my $uploadedfile=$fname;      my $uploadedfile=$fname;
     $fname='scantron_orig_'.$fname;      $fname='scantron_orig_'.$fname;
     if (length($env{'form.upfile'}) < 2) {      if (length($env{'form.upfile'}) < 2) {
  $r->print("<span class=\"LC_error\">Error:</span> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");   $r->print(&mt("<span class=\"LC_error\">Error:</span> The file you attempted to upload, [_1]  contained no information. Please check that you entered the correct filename.",'<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</span>"));
     } else {      } else {
  my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);   my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
  if ($result =~ m|^/uploaded/|) {   if ($result =~ m|^/uploaded/|) {
     $r->print("<span class=\"LC_success\">Success:</span> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");      $r->print(&mt("<span class=\"LC_success\">Success:</span> Successfully uploaded [_1] bytes of data into location [_2]",
     (length($env{'form.upfile'})-1),
     '<span class="LC_filename">'.$result."</span>"));
  } else {   } else {
     $r->print("<span class=\"LC_error\">Error:</span> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");      $r->print(&mt("<span class=\"LC_error\">Error:</span> An error ([_1]) occurred when attempting to upload the file, [_2]",
     $result,
     '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</span>"));
   
  }   }
     }      }
     if ($symb) {      if ($symb) {
Line 7289  sub scantron_download_scantron_data { Line 7595  sub scantron_download_scantron_data {
     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};      my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
     my $file=$env{'form.scantron_selectfile'};      my $file=$env{'form.scantron_selectfile'};
     if (! &valid_file($file)) {      if (! &valid_file($file)) {
  $r->print(<<ERROR);   $r->print('
  <p>   <p>
     The requested file name was invalid.      '.&mt('The requested file name was invalid.').'
         </p>          </p>
 ERROR  ');
  $r->print(&show_grading_menu_form(&get_symb($r,1)));   $r->print(&show_grading_menu_form(&get_symb($r,1)));
  return;   return;
     }      }
Line 7303  ERROR Line 7609  ERROR
     &Apache::lonnet::allowuploaded('/adm/grades',$orig);      &Apache::lonnet::allowuploaded('/adm/grades',$orig);
     &Apache::lonnet::allowuploaded('/adm/grades',$corrected);      &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
     &Apache::lonnet::allowuploaded('/adm/grades',$skipped);      &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
     $r->print(<<DOWNLOAD);      $r->print('
     <p>      <p>
  <a href="$orig">Original</a> file as uploaded by the scantron office.   '.&mt('[_1]Original[_2] file as uploaded by the scantron office.',
         '<a href="'.$orig.'">','</a>').'
     </p>      </p>
     <p>      <p>
  <a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.   '.&mt('[_1]Corrections[_2], a file of corrected records that were used in grading.',
         '<a href="'.$corrected.'">','</a>').'
     </p>      </p>
     <p>      <p>
  <a href="$skipped">Skipped</a>, a file of records that were skipped.   '.&mt('[_1]Skipped[_2], a file of records that were skipped.',
         '<a href="'.$skipped.'">','</a>').'
     </p>      </p>
 DOWNLOAD  ');
     $r->print(&show_grading_menu_form(&get_symb($r,1)));      $r->print(&show_grading_menu_form(&get_symb($r,1)));
     return '';      return '';
 }  }
Line 7420  sub grading_menu { Line 7729  sub grading_menu {
                 $menudata->{'url'}.'" >'.                  $menudata->{'url'}.'" >'.
                 $menudata->{'name'}."</a></h3>\n";                  $menudata->{'name'}."</a></h3>\n";
         } else {          } else {
             $Str .='    <h3><input type="button" value="'.&mt('Verify Receipt').'" '.              $Str .='<hr /><input type="button" value="'.&mt('Verify Receipt').'" '.
                 $menudata->{'jscript'}.                  $menudata->{'jscript'}.
                 ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.                  ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
                 ' /></h3>';                  ' /> '.
             $Str .= ('&nbsp;'x8).   &Apache::lonnet::recprefix($env{'request.course.id'}).
  &mt(' receipt: [_1]',                      '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />';
     &Apache::lonnet::recprefix($env{'request.course.id'}).  
                     '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />');  
         }          }
         $Str .= '    '.('&nbsp;'x8).$menudata->{'short_description'}.          $Str .= '    '.('&nbsp;'x8).$menudata->{'short_description'}.
             "\n";              "\n";
Line 7634  GRADINGMENUJS Line 7941  GRADINGMENUJS
       </div>        </div>
     </div>      </div>
   </form>';    </form>';
       $result .= &show_grading_menu_form($symb);
     return $result;      return $result;
 }  }
   
Line 7912  ENDHEADER Line 8220  ENDHEADER
     }      }
     $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.      $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.
              '<input type="hidden" name="number" value="'.$number.'" />'.               '<input type="hidden" name="number" value="'.$number.'" />'.
              &mt('Awarding [_1] percent for corrion(s)',$number).'<br />'.  
              '<input type="hidden" name="number" value="'.$number.'" />'.  
              &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',               &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
                  $env{'form.pcorrect'},$env{'form.pincorrect'}).                   $env{'form.pcorrect'},$env{'form.pincorrect'}).
              '<br />';               '<br />';
Removed from v.1.489  
changed lines
  Added in v.1.511

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