Diff for /loncom/homework/response.pm between versions 1.197 and 1.226

version 1.197, 2008/09/04 20:31:55 version 1.226, 2011/09/13 21:42:58
Line 26 Line 26
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
   =pod
   
   =head1 NAME
   
   Apache::response.pm
   
   =head1 SYNOPSIS
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   
   =head1 NOTABLE SUBROUTINES
   
   =over
   
   =item 
   
   =back
   
   =cut
   
   
 package Apache::response;  package Apache::response;
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::lonmaxima();  use Apache::lonmaxima();
   use Apache::lonr();
   
 BEGIN {  BEGIN {
     &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse','customresponse','mathresponse'));      &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse','customresponse','mathresponse'));
Line 112  sub poprandomnumber { Line 136  sub poprandomnumber {
 }  }
   
 sub setrandomnumber {  sub setrandomnumber {
     my ($ignore_id2) = @_;      my ($ignore_id2,$target,$rndseed) = @_;
     my $rndseed;      if (!defined($rndseed)) {
     $rndseed=&Apache::structuretags::setup_rndseed();          $rndseed=&Apache::structuretags::setup_rndseed(undef,$target);
       } 
     if (!defined($rndseed)) { $rndseed=&Apache::lonnet::rndseed(); }      if (!defined($rndseed)) { $rndseed=&Apache::lonnet::rndseed(); }
     &Apache::lonxml::debug("randseed $rndseed");      &Apache::lonxml::debug("randseed $rndseed");
     #  $rndseed=unpack("%32i",$rndseed);      #  $rndseed=unpack("%32i",$rndseed);
Line 154  sub setrandomnumber { Line 179  sub setrandomnumber {
     } else {      } else {
  ($rndmod,$rndmod2)=&Apache::lonnet::digest("$id1,$id2");   ($rndmod,$rndmod2)=&Apache::lonnet::digest("$id1,$id2");
     }      }
       $Apache::lonhomework::results{'resource.'.$id1.'.rawrndseed'}=$rndseed;
     if ($rndseed =~/([,:])/) {      if ($rndseed =~/([,:])/) {
  my $char=$1;   my $char=$1;
  use integer;   use integer;
Line 171  sub setrandomnumber { Line 196  sub setrandomnumber {
  }   }
     }      }
     &Apache::lonxml::debug("randseed $rndmod $rndseed");      &Apache::lonxml::debug("randseed $rndmod $rndseed");
       $Apache::lonhomework::results{'resource.'.$id1.'.rndseed'}=$rndseed;
     &Apache::lonnet::setup_random_from_rndseed($rndseed);      &Apache::lonnet::setup_random_from_rndseed($rndseed);
     return '';      return '';
 }  }
Line 216  sub meta_stores_write { Line 242  sub meta_stores_write {
       "></stores>\n";        "></stores>\n";
 }  }
   
   =pod
   
   =item mandatory_part_meta()
   
   Autogenerate metadata for mandatory
   input (from RAT or lonparmset) and
   output (to lonspreadsheet)
   of each part
   
   Note: responseid-specific data 'submission' and 'awarddetail'
   not available to spreadsheet -> skip here
   
   =cut
   
   
 sub mandatory_part_meta {  sub mandatory_part_meta {
 #      return &meta_package_write('part').
 # Autogenerate metadata for mandatory             &meta_stores_write('solved','string','Problem Status').
 # input (from RAT or lonparmset) and              &meta_stores_write('tries','int_zeropos','Number of Attempts').
 # output (to lonspreadsheet)             &meta_stores_write('awarded','float','Partial Credit Factor');
 # of each part  
 #  
     return  
 #    &meta_parameter_write('opendate','date_start','',  
 #                          'Opening Date').  
 #    &meta_parameter_write('duedate','date_end','',  
 #                          'Due Date').  
 #    &meta_parameter_write('answerdate','date_start','',  
 #                          'Show Answer Date').  
 #    &meta_parameter_write('weight','int_zeropos','',  
 #                          'Available Points').  
 #    &meta_parameter_write('maxtries','int_pos','',  
 #                          'Maximum Number of Tries').  
  &meta_package_write('part').  
         &meta_stores_write('solved','string',  
    'Problem Status').  
         &meta_stores_write('tries','int_zeropos',  
    'Number of Attempts').  
         &meta_stores_write('awarded','float',  
    'Partial Credit Factor');  
 #  
 # Note: responseid-specific data 'submission' and 'awarddetail'  
 # not available to spreadsheet -> skip here  
 #  
 }  }
   
 sub meta_part_order {  sub meta_part_order {
Line 265  sub meta_response_order { Line 282  sub meta_response_order {
 }  }
   
 sub check_for_previous {  sub check_for_previous {
     my ($curresponse,$partid,$id,$last) = @_;      my ($curresponse,$partid,$id,$last,$type) = @_;
     my %previous;      my %previous;
     $previous{'used'} = 0;      $previous{'used'} = 0;
       my $questiontype = $Apache::lonhomework::type;
       my $curr_rndseed = $env{'form.'.$partid.'.rndseed'};
     foreach my $key (sort(keys(%Apache::lonhomework::history))) {      foreach my $key (sort(keys(%Apache::lonhomework::history))) {
  if ($key =~ /resource\.$partid\.$id\.submission$/) {   if ($key =~ /resource\.\Q$partid\E\.\Q$id\E\.submission$/) {
     if ( $last && $key =~ /^(\d+):/ ) {      if ( $last && $key =~ /^(\d+):/ ) {
  next if ($1 >= $last);   next if ($1 >= $last);
     }      }
     &Apache::lonxml::debug("Trying $key");      &Apache::lonxml::debug("Trying $key");
     my $pastresponse=$Apache::lonhomework::history{$key};      my $pastresponse=$Apache::lonhomework::history{$key};
     if ($pastresponse eq $curresponse) {      if ($pastresponse eq $curresponse) {
  $previous{'used'} = 1;  
  my $history;   my $history;
  if ( $key =~ /^(\d+):/ ) {   if ( $key =~ /^(\d+):/ ) {
     $history=$1;                      $history=$1;
                       next if ((($questiontype eq 'randomizetry') ||
                                ($Apache::lonhomework::history{"$history:resource.$partid.type"} eq 'randomizetry')) &&
                                ($curr_rndseed ne $Apache::lonhomework::history{"$history:resource.$partid.rndseed"}));
     $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};      $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};
     $previous{'last'}='0';      $previous{'last'}='0';
     push(@{ $previous{'version'} },$history);      push(@{ $previous{'version'} },$history);
  } else {   } else {
                       next if ((($questiontype eq 'randomizetry') ||
                                ($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry')) &&
                                ($curr_rndseed ne $Apache::lonhomework::history{"resource.$partid.rndseed"}));
     $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"};      $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"};
     $previous{'last'}='1';      $previous{'last'}='1';
  }   }
                   $previous{'used'} = 1;
  if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN'; }   if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN'; }
                   if ($previous{'award'} eq 'INTERNAL_ERROR') { $previous{'used'}=0; }
  &Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:");   &Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:");
     }              } elsif ($type eq 'ci') {
                   if (lc($pastresponse) eq lc($curresponse)) {
                       if ($key =~ /^(\d+):/) {
                           my $history = $1;
                           next if (($questiontype eq 'randomizetry') &&
                                ($curr_rndseed ne $Apache::lonhomework::history{"$history:resource.$partid.rndseed"}));
                           push (@{$previous{'versionci'}},$history);
                           $previous{'awardci'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};
                           $previous{'usedci'} = 1;
                       }
                   }
               }
  }   }
     }      }
     &Apache::lonhomework::showhash(%previous);      &Apache::lonhomework::showhash(%previous);
Line 302  sub handle_previous { Line 339  sub handle_previous {
  if ($$previous{'last'}) {   if ($$previous{'last'}) {
     push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');      push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');
     push(@Apache::inputtags::previous_version,$$previous{'version'});      push(@Apache::inputtags::previous_version,$$previous{'version'});
  } elsif ($Apache::lonhomework::type ne 'survey') {   } elsif (($Apache::lonhomework::type ne 'survey') &&
                    ($Apache::lonhomework::type ne 'surveycred') &&
                    ($Apache::lonhomework::type ne 'anonsurvey') &&
                    ($Apache::lonhomework::type ne 'anonsurveycred')) {
     push(@Apache::inputtags::previous,'PREVIOUSLY_USED');      push(@Apache::inputtags::previous,'PREVIOUSLY_USED');
     push(@Apache::inputtags::previous_version,$$previous{'version'});      push(@Apache::inputtags::previous_version,$$previous{'version'});
  }   }
Line 383  sub start_customresponse { Line 423  sub start_customresponse {
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=&Apache::edit::tag_start($target,$token);   $result.=&Apache::edit::tag_start($target,$token);
  $result.=&Apache::edit::text_arg('String to display for answer:',   $result.=&Apache::edit::text_arg('String to display for answer:',
  'answerdisplay',$token);   'answerdisplay',$token,'50');
  $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();   $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my $constructtag;   my $constructtag;
Line 423  sub end_customresponse { Line 463  sub end_customresponse {
     ${$safeeval->varglob('LONCAPA::customresponse_submission')}=      ${$safeeval->varglob('LONCAPA::customresponse_submission')}=
  $response;   $response;
           
     my $award = &Apache::run::run('{ my $submission=$LONCAPA::customresponse_submission;'.$Apache::response::custom_answer[-1].'}',$safeeval);      my ($award,$score) = &Apache::run::run('{ my $submission=$LONCAPA::customresponse_submission;'.$Apache::response::custom_answer[-1].'}',$safeeval);
     if (!&Apache::inputtags::valid_award($award)) {      if (!&Apache::inputtags::valid_award($award)) {
  $error = $award;   $error = $award;
  $award = 'ERROR';   $award = 'ERROR';
Line 431  sub end_customresponse { Line 471  sub end_customresponse {
     &Apache::response::handle_previous(\%previous,$award);      &Apache::response::handle_previous(\%previous,$award);
     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=      $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
  $award;   $award;
               if ($award eq 'ASSIGNED_SCORE') {
                   $Apache::lonhomework::results{"resource.$part.$id.awarded"}=1.0*$score;
               }
     if ($error) {      if ($error) {
  $Apache::lonhomework::results{"resource.$part.$id.awardmsg"}=   $Apache::lonhomework::results{"resource.$part.$id.awardmsg"}=
     $error;      $error;
Line 486  sub start_mathresponse { Line 529  sub start_mathresponse {
    $safeeval);     $safeeval);
     $Apache::inputtags::answertxt{$id}=[$answer];      $Apache::inputtags::answertxt{$id}=[$answer];
  }   }
         if ($Apache::inputtags::status['-1'] eq 'CAN_ANSWER') {  
             $result.=&edit_mathresponse_button($id,"HWVAL_$id");  
         }  
   
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=&Apache::edit::tag_start($target,$token);   $result.=&Apache::edit::tag_start($target,$token);
  $result.=&Apache::edit::text_arg('String to display for answer:',   $result.=&Apache::edit::text_arg('String to display for answer:',
  'answerdisplay',$token);   'answerdisplay',$token,'50');
  $result.=&Apache::edit::select_arg('Algebra System:',   $result.=&Apache::edit::select_arg('Algebra System:',
    'cas',     'cas',
    ['maxima'],     ['maxima','R'],
    $token);     $token);
  $result.=&Apache::edit::text_arg('Argument Array:',   $result.=&Apache::edit::text_arg('Argument Array:',
  'args',$token).   'args',$token).
Line 523  sub start_mathresponse { Line 563  sub start_mathresponse {
 sub edit_mathresponse_button {  sub edit_mathresponse_button {
     my ($id,$field)=@_;      my ($id,$field)=@_;
     my $button=&mt('Edit Answer');      my $button=&mt('Edit Answer');
     my $helplink=&Apache::loncommon::help_open_topic('Formula_Editor');  #    my $helplink=&Apache::loncommon::help_open_topic('Formula_Editor');
     my $iconpath=$Apache::lonnet::perlvar{'lonIconsURL'};      my $iconpath=$Apache::lonnet::perlvar{'lonIconsURL'};
     return(<<ENDFORMULABUTTON);      return(<<ENDFORMULABUTTON);
 <script language="JavaScript">  <script type="text/javascript" language="JavaScript">
 function edit_${id}_${field} (textarea) {  function edit_${id}_${field} (textarea) {
     thenumber = textarea;      thenumber = textarea;
     thedata = document.forms['lonhomework'].elements[textarea].value;      thedata = document.forms['lonhomework'].elements[textarea].value;
     newwin = window.open("/adm/dragmath/applet/MaximaPopup.html","","width=565,height=400,resizable");      newwin = window.open("/adm/dragmath/applet/MaximaPopup.html","","width=565,height=400,resizable");
 }  }
 </script>  </script>
 <a href="javascript:edit_${id}_${field}('${field}');void(0);"><img src='$iconpath/stift.gif' /></a>  <a href="javascript:edit_${id}_${field}('${field}');void(0);"><img class="stift" src="$iconpath/stift.gif" alt="$button" title="$button" /></a>
 <input type='button' value='$button' onclick="javascript:edit_${id}_${field}('${field}');void(0);" />$helplink  
 ENDFORMULABUTTON  ENDFORMULABUTTON
 }  }
   
Line 561  sub end_mathresponse { Line 600  sub end_mathresponse {
                 $award=&Apache::lonmaxima::maxima_run($Apache::response::custom_answer[-1],$response,$args,                  $award=&Apache::lonmaxima::maxima_run($Apache::response::custom_answer[-1],$response,$args,
                                                       &Apache::lonxml::get_param('libraries',$parstack,$safeeval));                                                        &Apache::lonxml::get_param('libraries',$parstack,$safeeval));
             }              }
               if ($cas eq 'R') {
                   my $args = [&Apache::lonxml::get_param_var('args',$parstack,$safeeval)];
                   $award=&Apache::lonr::r_run($Apache::response::custom_answer[-1],$response,$args,
                                               &Apache::lonxml::get_param('libraries',$parstack,$safeeval));
               }
   
     if (!&Apache::inputtags::valid_award($award)) {      if (!&Apache::inputtags::valid_award($award)) {
  $error = $award;   $error = $award;
  $award = 'ERROR';   $award = 'ERROR';
Line 576  sub end_mathresponse { Line 621  sub end_mathresponse {
     }      }
     if ($target eq 'web') {      if ($target eq 'web') {
  &setup_prior_tries_hash(\&format_prior_response_math);   &setup_prior_tries_hash(\&format_prior_response_math);
           my $partid = $Apache::inputtags::part;
           my $id = $Apache::inputtags::response[-1];
           if (($Apache::inputtags::status['-1'] eq 'CAN_ANSWER')
              && (&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffeditor') ne 'yes')) {
               $result.=&edit_mathresponse_button($id,"HWVAL_$id");
           }
     }      }
   
     pop(@Apache::lonxml::namespace);      pop(@Apache::lonxml::namespace);
Line 678  sub start_responseparam { Line 729  sub start_responseparam {
     }      }
  }   }
  if (defined($optionlist)) {   if (defined($optionlist)) {
     $result.='Use template: <select name="'.      $result.=&mt('Use template:').' <select name="'.
  &Apache::edit::html_element_name('parameter_package').'">'.   &Apache::edit::html_element_name('parameter_package').'">'.
     '<option value=""></option>'.$optionlist.'</select><br />';      '<option value=""></option>'.$optionlist.'</select><br />';
  }   }
Line 880  sub showallfoils { Line 931  sub showallfoils {
  }   }
     }      }
     if ($Apache::lonhomework::type eq 'survey') { return 1; }      if ($Apache::lonhomework::type eq 'survey') { return 1; }
       if ($Apache::lonhomework::type eq 'surveycred') { return 1; }
       if ($Apache::lonhomework::type eq 'anonsurvey') { return 1; }
       if ($Apache::lonhomework::type eq 'anonsurveycred') { return 1; }
   
     return 0;      return 0;
 }  }
   
 =pod  =pod
   
 =item &getresponse($offset,$resulttype);  =item &getresponse();
   
 Retreives the current submitted response, helps out in the case of  Retreives the current submitted response, helps out in the case of
 scantron mode.  scantron mode.
Line 931  sub getresponse { Line 986  sub getresponse {
  my $id    = $Apache::inputtags::response[-1];   my $id    = $Apache::inputtags::response[-1];
   
  my $line;   my $line;
    my $startline = $env{'form.scantron_questnum_start.'.$part.'.'.$id};
           if (!$startline) {
               $startline = $Apache::lonxml::counter;
           }
  for ($line = 0; $line < $lines; $line++) {   for ($line = 0; $line < $lines; $line++) {
     my $theline = $Apache::lonxml::counter+$offset-1+$line;              my $theline = $startline+$offset-1+$line;
     $response = $env{"scantron.$theline.answer"};      $response = $env{"scantron.$theline.answer"};
     if ((defined($response)) && ($response ne "") && ($response ne " ")) {      if ((defined($response)) && ($response ne "") && ($response ne " ")) {
  last;   last;
     }      }
        
  }   }
   
  # save bubbled letter for later   # save bubbled letter for later
  $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=   $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
     $response;      $response;
  if ($resulttype ne 'letter') {   if ($resulttype ne 'letter') {
     if ($resulttype eq 'A is 1') {              $response = $let_to_num{$response};
  $response = $let_to_num{$response}+1;              if ($resulttype eq 'A is 1') {
     } else {                  if ($response ne "") {
  $response = $let_to_num{$response};                      $response = $response+1;
                   }
     }      }
     if ($response ne "") {      if ($response ne "") {
  $response += $line * $bubbles_per_line;   $response += $line * $bubbles_per_line;
     }      }
  } else {   } else {
     if ($response ne "") {      if ($response ne "") {
                   my $raw = $response;
  $response = chr(ord($response) + $line * $bubbles_per_line);   $response = chr(ord($response) + $line * $bubbles_per_line);
     }      }
  }   }
Line 974  sub getresponse { Line 1035  sub getresponse {
 =item &repetition();  =item &repetition();
   
 Returns the number of lines that are required to encode the weight.  Returns the number of lines that are required to encode the weight.
 (Currently expects that there are 10 bubbles per line)  (Default is for 10 bubbles per bubblesheet item; other (integer) 
   values can be specified by using a custom Bubblesheet format file 
   with an eighteenth entry (BubblesPerRow) set to the integer 
   appropriate for the bubblesheets which will be used to assign weights.
   
 =cut  =cut
   
Line 982  sub repetition { Line 1046  sub repetition {
     my $id = $Apache::inputtags::part;      my $id = $Apache::inputtags::part;
     my $weight = &Apache::lonnet::EXT("resource.$id.weight");      my $weight = &Apache::lonnet::EXT("resource.$id.weight");
     if (!defined($weight) || ($weight eq '')) { $weight=1; }      if (!defined($weight) || ($weight eq '')) { $weight=1; }
     my $repetition = int($weight/10);      my $bubbles_per_row;
     if ($weight % 10 != 0) { $repetition++; }       if (($env{'form.bubbles_per_row'} =~ /^\d+$/) && 
           ($env{'form.bubbles_per_row'} > 0)) {
           $bubbles_per_row = $env{'form.bubbles_per_row'};
       } else {
           $bubbles_per_row = 10;
       }
       my $repetition = int($weight/$bubbles_per_row);
       if ($weight % $bubbles_per_row != 0) { $repetition++; } 
     return $repetition;      return $repetition;
 }  }
   
 =pod  =pod
   
 =item &scored_response($part_id,$response_id);  =item &scored_response();
   
 Sets the results hash elements  Sets the results hash elements
   
Line 1030  sub scored_response { Line 1101  sub scored_response {
 }  }
   
 sub whichorder {  sub whichorder {
     my ($max,$randomize,$showall,$hash)=@_;      my ($max,$randomize,$showall,$hash,$rndseed)=@_;
     #&Apache::lonxml::debug("man $max randomize $randomize");      #&Apache::lonxml::debug("man $max randomize $randomize");
     if (!defined(@{ $$hash{'names'} })) { return; }      if (!defined(@{ $$hash{'names'} })) { return; }
     my @names = @{ $$hash{'names'} };      my @names = @{ $$hash{'names'} };
Line 1082  sub whichorder { Line 1153  sub whichorder {
   
 sub show_answer {  sub show_answer {
     my $part   = $Apache::inputtags::part;      my $part   = $Apache::inputtags::part;
     my $award  = $Apache::lonhomework::history{"resource.$part.solved"};      my $award  = $Apache::lonhomework::history{"resource.$part.awarded"};
     my $status = $Apache::inputtags::status[-1];      my $status = $Apache::inputtags::status[-1];
     return  ( ($award =~ /^correct/      return  ( ($award ==1
        && &Apache::lonhomework::show_problem_status())         && &Apache::lonhomework::show_problem_status())
       || $status eq "SHOW_ANSWER");        || $status eq "SHOW_ANSWER");
 }  }
Line 1146  sub pick_foil_for_concept { Line 1217  sub pick_foil_for_concept {
  $Apache::response::conceptgroup{'names'};   $Apache::response::conceptgroup{'names'};
   
 }  }
 #------------------------------------------------------------  
 #  =pod
 #  Get a parameter associated with a problem.  
 # Parameters:  =item get_response_param()
 #  $id        - the id of the paramater, either a part id,   
 #               or a partid and responspe id joined by _  Get a parameter associated with a problem.
 #  $name      - Name of the parameter to fetch  Parameters:
 #  $default   - Default value for the paramter.   $id        - the id of the paramater, either a part id, 
 #                or a partid and responspe id joined by _
 #     $name      - Name of the parameter to fetch
 #   $default   - Default value for the paramter.
   
   =cut
   
 sub get_response_param {  sub get_response_param {
     my ($id,$name,$default)=@_;      my ($id,$name,$default)=@_;
     my $parameter;      my $parameter;
Line 1190  sub submitted { Line 1264  sub submitted {
     }      }
     # Submit All button on a .page was pressed      # Submit All button on a .page was pressed
     if (defined($env{'form.all_submit'})) { return 1; }      if (defined($env{'form.all_submit'})) { return 1; }
     # otherwise no submission occured      # otherwise no submission occurred
     return 0;      return 0;
 }  }
   
Line 1217  sub add_to_gradingqueue { Line 1291  sub add_to_gradingqueue {
     }      }
 }  }
   
 # basically undef and 0 (both false) mean that they still have work to do  =pod 
 # and all true values mean that they can't do any more work  
 #  =item check_status()
 # a return of undef means it is unattempted  
 # a return of 0 means it is attmpted and wrong but still has tries  basically undef and 0 (both false) mean that they still have work to do
 # a return of 1 means it is marked correct  and all true values mean that they can't do any more work
 # a return of 2 means they have exceed maximum number of tries  
 # a return of 3 means it after the answer date   a return of undef means it is unattempted
    a return of 0 means it is attmpted and wrong but still has tries
    a return of 1 means it is marked correct
    a return of 2 means they have exceed maximum number of tries
    a return of 3 means it after the answer date
   
   =cut
   
 sub check_status {  sub check_status {
     my ($id)=@_;      my ($id)=@_;
     if (!defined($id)) { $id=$Apache::inputtags::part; }      if (!defined($id)) { $id=$Apache::inputtags::part; }
Line 1249  sub check_status { Line 1330  sub check_status {
   
 =pod  =pod
   
 =item setup_prior_tries_hash($func,$data)  =item setup_prior_tries_hash()
   
   Foreach each past .submission $func is called with 3 arguments    Foreach each past .submission $func is called with 3 arguments
      - the mode to set things up for (currently always 'grade')       - the mode to set things up for (currently always 'grade')
Line 1260  sub check_status { Line 1341  sub check_status {
     - scalars that are other elements of the history hash to pass to $func      - scalars that are other elements of the history hash to pass to $func
     - ref to data to be passed untouched to $func      - ref to data to be passed untouched to $func
   
     $questiontype is the questiontype (currently only passed in if
         randomizebytry.
   
 =cut  =cut
   
 sub setup_prior_tries_hash {  sub setup_prior_tries_hash {
     my ($func,$data) = @_;      my ($func,$data,$questiontype) = @_;
     my $part = $Apache::inputtags::part;      my $part = $Apache::inputtags::part;
     my $id   = $Apache::inputtags::response[-1];      my $id   = $Apache::inputtags::response[-1];
     foreach my $i (1..$Apache::lonhomework::history{'version'}) {      foreach my $i (1..$Apache::lonhomework::history{'version'}) {
  my $sub_key   = "$i:resource.$part.$id.submission";          my $partprefix = "$i:resource.$part";
    my $sub_key   = "$partprefix.$id.submission";
  next if (!exists($Apache::lonhomework::history{$sub_key}));   next if (!exists($Apache::lonhomework::history{$sub_key}));
           my $type_key = "$partprefix.type";
           my $type = $Apache::lonhomework::history{$type_key};
  my @other_data;   my @other_data;
  foreach my $datum (@{ $data }) {          if (ref($data) eq 'ARRAY') {
     if (ref($datum)) {      foreach my $datum (@{ $data }) {
  push(@other_data,$datum);          if (ref($datum)) {
     } else {      push(@other_data,$datum);
  my $info_key = "$i:resource.$part.$id.$datum";          } else {
  push(@other_data,$Apache::lonhomework::history{$info_key});      my $info_key = "$i:resource.$part.$id.$datum";
       push(@other_data,$Apache::lonhomework::history{$info_key});
           }
     }      }
  }          }
           if ($questiontype eq 'randomizetry') { 
               my $order_key = "$partprefix.$id.foilorder";
               my @whichopts = &Apache::lonnet::str2array($Apache::lonhomework::history{$order_key});
               if (@whichopts > 0) {
                   shift(@other_data);
                   unshift(@other_data,\@whichopts);
               }
           }
  my $output =   my $output =
     &$func('grade',      &$func('grade',
    $Apache::lonhomework::history{$sub_key},     $Apache::lonhomework::history{$sub_key},
Line 1292  sub setup_prior_tries_hash { Line 1388  sub setup_prior_tries_hash {
 1;  1;
 __END__  __END__
     
   =pod
   
   =cut

Removed from v.1.197  
changed lines
  Added in v.1.226


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