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Diff for /loncom/homework/response.pm between versions 1.109 and 1.118

version 1.109, 2004/11/08 19:20:13 version 1.118, 2005/04/04 10:04:09
Line 110  sub poprandomnumber { Line 110  sub poprandomnumber {
  &Apache::lonxml::error("Unable to restore random algorithm.");   &Apache::lonxml::error("Unable to restore random algorithm.");
     }      }
 }  }
   
 sub setrandomnumber {  sub setrandomnumber {
     my $rndseed;      my $rndseed;
     $rndseed=&Apache::structuretags::setup_rndseed();      $rndseed=&Apache::structuretags::setup_rndseed();
Line 124  sub setrandomnumber { Line 125  sub setrandomnumber {
  if (defined($Apache::inputtags::response[-1])) {   if (defined($Apache::inputtags::response[-1])) {
     $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);      $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
  }   }
     } else {      } elsif ($rand_alg eq '64bit3') {
  $rndmod=(&Apache::lonnet::numval2($Apache::inputtags::part) << 10);   $rndmod=(&Apache::lonnet::numval2($Apache::inputtags::part) << 10);
  if (defined($Apache::inputtags::response[-1])) {   if (defined($Apache::inputtags::response[-1])) {
     $rndmod+=&Apache::lonnet::numval2($Apache::inputtags::response[-1]);      $rndmod+=&Apache::lonnet::numval2($Apache::inputtags::response[-1]);
  }   }
       } else {
    my $shift=(4*scalar(@Apache::inputtags::responselist))%30;
    $rndmod=(&Apache::lonnet::numval3($Apache::inputtags::part) << (($shift+15)%30));
    if (defined($Apache::inputtags::response[-1])) {
       $rndmod+=(&Apache::lonnet::numval3($Apache::inputtags::response[-1]) << $shift );
    }
     }      }
     if ($rndseed =~/([,:])/) {      if ($rndseed =~/([,:])/) {
  my $char=$1;   my $char=$1;
Line 145  sub setrandomnumber { Line 152  sub setrandomnumber {
     $rndseed=(($rndseed<<32)>>32);      $rndseed=(($rndseed<<32)>>32);
  }   }
     }      }
     &Apache::lonxml::debug("randseed $rndseed");      &Apache::lonxml::debug("randseed $rndmod $rndseed");
     &Apache::lonnet::setup_random_from_rndseed($rndseed);      &Apache::lonnet::setup_random_from_rndseed($rndseed);
     return '';      return '';
 }  }
Line 425  sub end_responseparam { Line 432  sub end_responseparam {
 }  }
   
 sub start_parameter {  sub start_parameter {
     my $result = &start_responseparam(@_);      return &start_responseparam(@_);
     return $result;  
 }  }
   
 sub end_parameter {  sub end_parameter {
     my $result = &end_responseparam(@_);      return &end_responseparam(@_);
     return $result;  
 }  }
   
 sub reset_params {  sub reset_params {
Line 508  sub answer_footer { Line 513  sub answer_footer {
 sub showallfoils {  sub showallfoils {
     if (defined($ENV{'form.showallfoils'})) {      if (defined($ENV{'form.showallfoils'})) {
  my ($symb)=&Apache::lonxml::whichuser();   my ($symb)=&Apache::lonxml::whichuser();
  if ($ENV{'request.state'} eq 'construct' ||    if (($ENV{'request.state'} eq 'construct') || 
     ($ENV{'user.adv'} && $symb eq '')) {      ($ENV{'user.adv'} && $symb eq '')      ||
               ($Apache::lonhomework::viewgrades) ) {
     return 1;      return 1;
  }   }
     }      }
Line 709  sub get_response_param { Line 715  sub get_response_param {
     return $parameter;      return $parameter;
 }  }
   
   sub submitted {
       my ($who)=@_;
       
       # when scatron grading any submission is a submission
       if ($ENV{'form.submitted'} eq 'scantron') { return 1; }
       # if the caller only cared if this was a scantron submission
       if ($who eq 'scantron') { return 0; }
       # if the Submit Answer button for this particular part was pressed
       my $partid=$Apache::inputtags::part;
       if (defined($ENV{'form.submit_'.$partid})) { return 1; }
       # otherwise no submission occured
       return 0;
   }
   
   # basically undef and 0 (both false) mean that they still have work to do
   # and all true values mean that they can't do any more work
   #
   # 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
   sub check_status {
       my ($id)=@_;
       if (!$id) { $id=$Apache::linputtags::part; }
       my $curtime=&Apache::lonnet::EXT('system.time');
       my $opendate=&Apache::lonnet::EXT("resource.$id.opendate");
       my $duedate=&Apache::lonnet::EXT("resource.$id.duedate");
       my $answerdate=&Apache::lonnet::EXT("resource.$id.answerdate");
       if ( $opendate && $curtime > $opendate &&
            $duedate && $curtime > $duedate &&
            $answerdate && $curtime > $answerdate) {
           return 3;
       }
       my $status=&Apache::lonnet::EXT("user.resource.resource.$id.solved");
       if ($status =~ /^correct/) { return 1; }
       if (!$status) { return undef; }
       my $maxtries=&Apache::lonnet::EXT("resource.$id.maxtries");
       if ($maxtries eq '') { $maxtries=2; }
       my $curtries=&Apache::lonnet::EXT("user.resource.resource.$id.tries");
       if ($curtries < $maxtries) { return 0; }
       return 2;
   }
   
 1;  1;
 __END__  __END__
     
Removed from v.1.109  
changed lines
  Added in v.1.118

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