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Diff for /loncom/homework/response.pm between versions 1.113 and 1.119

version 1.113, 2005/01/31 22:00:40 version 1.119, 2005/04/04 18:14:58
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 118  sub setrandomnumber { Line 119  sub setrandomnumber {
     #  $rndseed=unpack("%32i",$rndseed);      #  $rndseed=unpack("%32i",$rndseed);
     my $rand_alg=&Apache::lonnet::get_rand_alg();      my $rand_alg=&Apache::lonnet::get_rand_alg();
     my $rndmod;      my $rndmod;
     if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||  
  $rand_alg eq '64bit2') {      my ($id1,$id2,$shift_amt);
  $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);      if ($Apache::lonhomework::parsing_a_problem) {
    $id1=$Apache::inputtags::part;
  if (defined($Apache::inputtags::response[-1])) {   if (defined($Apache::inputtags::response[-1])) {
     $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);      $id2=$Apache::inputtags::response[-1];
  }   }
    $shift_amt=scalar(@Apache::inputtags::responselist);
       } elsif ($Apache::lonhomework::parsing_a_task) {
    $id1=$Apache::bridgetask::dimension;
    if (defined($Apache::bridgetask::instance[-1])) {
       $id2=$Apache::bridgetask::instance[-1];
    }
    $shift_amt=scalar(@Apache::bridgetask::instance);
       } 
       &Apache::lonxml::debug("id1: $id1, id2: $id2, shift_amt: $shift_amt");
       if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
    $rand_alg eq '64bit2') {
    $rndmod=(&Apache::lonnet::numval($id1) << 10);
    if (defined($id2)) { $rndmod+=&Apache::lonnet::numval($id2); }
     } elsif ($rand_alg eq '64bit3') {      } elsif ($rand_alg eq '64bit3') {
  $rndmod=(&Apache::lonnet::numval2($Apache::inputtags::part) << 10);   $rndmod=(&Apache::lonnet::numval2($id1) << 10);
  if (defined($Apache::inputtags::response[-1])) {   if (defined($id2)) { $rndmod+=&Apache::lonnet::numval2($id2); }
     $rndmod+=&Apache::lonnet::numval2($Apache::inputtags::response[-1]);  
  }  
     } else {      } else {
  my $shift=(4*scalar(@Apache::inputtags::responselist))%30;   my $shift=(4*$shift_amt)%30;
  $rndmod=(&Apache::lonnet::numval3($Apache::inputtags::part) << (($shift+15)%30));   $rndmod=(&Apache::lonnet::numval3($id1) << (($shift+15)%30));
  if (defined($Apache::inputtags::response[-1])) {   if (defined($id2)) {
     $rndmod+=(&Apache::lonnet::numval3($Apache::inputtags::response[-1]) << $shift );      $rndmod+=(&Apache::lonnet::numval3($id2) << $shift );
  }   }
     }      }
     if ($rndseed =~/([,:])/) {      if ($rndseed =~/([,:])/) {
Line 431  sub end_responseparam { Line 444  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 514  sub answer_footer { Line 525  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 728  sub submitted { Line 740  sub submitted {
     # otherwise no submission occured      # otherwise no submission occured
     return 0;      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.1.113  
changed lines
  Added in v.1.119

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