Diff for /loncom/homework/bridgetask.pm between versions 1.11 and 1.14

version 1.11, 2005/04/07 06:56:21 version 1.14, 2005/05/03 00:05:41
Line 82  sub add_previous_version_button { Line 82  sub add_previous_version_button {
     return $result;      return $result;
 }  }
   
   sub add_grading_button {
       my $result;
       $result.=' <input type="submit" name="gradeasubmission" value="'.
    &mt("Get a submission to grade").'" />';
       $result.='<input type="hidden" name="grade_target" value="webgrade" />';
       return $result;
   }
   
 sub start_Task {  sub start_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   
     &Apache::structuretags::initialize_storage();      &Apache::structuretags::initialize_storage();
     &Apache::lonhomework::showhash(%Apache::lonhomework::history);      &Apache::lonhomework::showhash(%Apache::lonhomework::history);
   
     my ($status,$accessmsg,$slot);      my ($status,$accessmsg,$slot);
     $Apache::lonhomework::parsing_a_task=1;      $Apache::lonhomework::parsing_a_task=1;
     #should get back a <html> or the neccesary stuff to start XML/MathML      #should get back a <html> or the neccesary stuff to start XML/MathML
Line 96  sub start_Task { Line 103  sub start_Task {
   
     if ($target eq 'web') {      if ($target eq 'web') {
  $body_tag_start.=&add_previous_version_button();   $body_tag_start.=&add_previous_version_button();
    if ($Apache::lonhomework::modifygrades) {
       $body_tag_start.='<form name="gradesubmission" method="POST" action="';
       my $uri=$env{'request.uri'};
       if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
       $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
    }
     }      }
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||      if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
  $target eq 'tex') {   $target eq 'tex') {
  ($status,$accessmsg,$slot) =    ($status,$accessmsg,my $slot_name,$slot) = 
     &Apache::lonhomework::check_task_access('0');      &Apache::lonhomework::check_task_access('0');
  push(@Apache::inputtags::status,$status);   push(@Apache::inputtags::status,$status);
    $Apache::inputtags::slot_name=$slot_name;
  my $expression='$external::datestatus="'.$status.'";';   my $expression='$external::datestatus="'.$status.'";';
  $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';   $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';
  &Apache::run::run($expression,$safeeval);   &Apache::run::run($expression,$safeeval);
Line 159  sub start_Task { Line 173  sub start_Task {
  }   }
     }      }
  }   }
       } elsif ($target eq 'webgrade') {
    $result.=$head_tag_start.$body_tag_start.$form_tag_start.
       'Yahoo!';
    $result.=&show_queue();
    $result.=&get_from_queue();
   
     } else {      } else {
  # page_start returned a starting result, delete it if we don't need it   # page_start returned a starting result, delete it if we don't need it
  $result = '';   $result = '';
Line 171  sub end_Task { Line 191  sub end_Task {
     my $result='';      my $result='';
     my $status=$Apache::inputtags::status['-1'];      my $status=$Apache::inputtags::status['-1'];
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||      if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
  $target eq 'tex') {   $target eq 'tex' || $target eq 'webgrade') {
  if (   if (
     (($target eq 'web') && ($env{'request.state'} ne 'construct')) ||      (($target eq 'web') && ($env{'request.state'} ne 'construct')) ||
     ($target eq 'answer') || ($target eq 'tex')      ($target eq 'answer') || ($target eq 'tex')
Line 184  sub end_Task { Line 204  sub end_Task {
   "</table>";    "</table>";
     $result.=&Apache::inputtags::gradestatus('0');      $result.=&Apache::inputtags::gradestatus('0');
  }   }
       } 
       if ($target eq 'web' || $target eq 'webgrade') {
  $result.=&Apache::lonxml::xmlend().'</html>';   $result.=&Apache::lonxml::xmlend().'</html>';
     }      }
  }   }
  if ($target eq 'grade') {   if ($target eq 'grade') {
     &Apache::essayresponse::file_submission('0','bridgetask','portfiles','SUBMITTED');      my $award='SUBMITTED';
     if ($Apache::lonhomework::results{"resource.0.bridgetask.portfiles"}) {      &Apache::essayresponse::file_submission('0','bridgetask','portfiles',\$award);
       if ($award eq 'SUBMITTED' &&
    $Apache::lonhomework::results{"resource.0.bridgetask.portfiles"}) {
  $Apache::lonhomework::results{"resource.0.tries"}=   $Apache::lonhomework::results{"resource.0.tries"}=
     1+$Apache::lonhomework::history{"resource.0.tries"};      1+$Apache::lonhomework::history{"resource.0.tries"};
     }      }
       $Apache::lonhomework::results{"resource.0.award"}=$award;
     &Apache::lonhomework::showhash(%Apache::lonhomework::results);      &Apache::lonhomework::showhash(%Apache::lonhomework::results);
     &Apache::structuretags::finalize_storage();      &Apache::structuretags::finalize_storage();
       if ($award eq 'SUBMITTED') {
    &add_to_queue();
       }
  }   }
     } elsif ($target eq 'meta') {      } elsif ($target eq 'meta') {
  $result.='<parameter part="0" package="Task"></parameter>'."\n";   $result.='<parameter part="0" package="Task"></parameter>'."\n";
Line 205  sub end_Task { Line 233  sub end_Task {
     return $result;      return $result;
 }  }
   
   sub add_to_queue {
       my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
       my $cnum=$env{'course.'.$cid.'.num'};
       my $cdom=$env{'course.'.$cid.'.domain'};
       my %data;
       #$data{"$symb\0timestamp"}=time;
       $data{"$symb\0queue\0$uname\@$udom"}=[$Apache::inputtags::slot_name];
       &Apache::lonnet::put('gradingqueue',\%data,$cdom,$cnum);
   }
   
   sub show_queue {
       my $result;
       my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
       my $cnum=$env{'course.'.$cid.'.num'};
       my $cdom=$env{'course.'.$cid.'.domain'};
       my $regexp="^$symb\0queue";
       my %queue=&Apache::lonnet::dump('gradingqueue',$cdom,$cnum,$regexp);
       $result.="<table><tr><th>resource</th><th>user</th><th>Time available for grading</th></tr>";
       foreach my $key (sort(keys(%queue))) {
    my ($symb,undef,$user) = split("\0",$key);
    my ($uname,$udom) = split('@',$user);
    my $title=&Apache::lonnet::gettitle($symb);
    $result.="<tr><td>$title</td><td>$uname</td><td>";
    my $slot=$queue{$key}->[0];
    my %slot_data=&Apache::lonnet::get_slot($slot);
    $result.="End time: ".&Apache::lonlocal::locallocaltime($slot_data{'endtime'})."</td></tr>";
       }
       $result.="</table>";
       return $result;
   }
   
   sub decode_queue_key {
       my ($key)=@_;
       my ($symb,undef,$user) = split("\0",$key);
       my ($uname,$udom) = split('@',$user);
       return ($symb,$uname,$udom);
   }
   
   sub queue_key_locked {
       my ($key)=@_;
       my ($key_locked,$value)=
    &Apache::lonnet::get('gradingqueue',["$key\0locked"],$cdom,$cnum);
       if ($key_locked eq "$key\0locked") {
    return $value;
       }
       return undef;
   }
   
   sub pick_from_queue_data {
       my ($check_section,$queue)=@_;
       foreach my $key (sort(keys(%$queue))) {
    my ($symb,$uname,$udom)=&decode_queue_key($key);
    if ($check_section) {
       my $section=&Apache::lonnet::getsection($uname,$udom);
       if ($section ne $check_section) { next; }
    }
    my $slot=$queue->{$key}[0];
    my %slot_data=&Apache::lonnet::get_slot($slot);
    if ($slot_data{'endtime'} > time) { next; }
    if (&queue_key_locked($key)) { next; }
    return $key;
       }
       return undef;
   }
   
   sub get_from_queue {
       my $result;
       my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
       my $cnum=$env{'course.'.$cid.'.num'};
       my $cdom=$env{'course.'.$cid.'.domain'};
       my $todo;
       while (1) {
    my $starttime=time;
    &Apache::lonnet::put('gradingqueue',{"$symb\0timestamp"=>$starttime},
        $cdom,$cnum);
    my $regexp="^$symb\0queue\0";
    my %queue=&Apache::lonnet::dump('gradingqueue',$cdom,$cnum,$regexp);
    #make a pass looking for a user in my section
    if ($env{'request.course.sec'}) {
       $todo=&pick_from_queue_data($env{'request.course.sec'},\%queue);
    }
    # no one in our section so look for any user that is ready for grading
    if (!$todo) {
       $todo=&pick_from_queue_data($env{'request.course.sec'},\%queue);
    }
    # no user to grade 
    if (!$todo) { last; }
    # otherwise found someone so lets try to lock them
    my $success=&Apache::lonnet::newput('gradingqueue',
       {"$todo\0locked"=>
    $env{'user.name'}.'@'.$env{'user.domain'}},
      $cdom,$cnum);
    # someone else already picked them
    if ($success ne 'ok') { next; }
    my (undef,$endtime)=
       &Apache::lonnet::get('gradingqueue',["$symb\0timestamp"],
    $cdom,$cnum);
    # someone else already modified the queue, 
    # perhaps our picked user wass already fully graded between
    # when we picked him and when we locked his record? so lets
    # double check.
    if ($endtime != $starttime) {
       my ($key,$value)=
    &Apache::lonnet::get('gradingqueue',["$todo"],
        $cdom,$cnum);
       if ($key eq $todo && ref($value)) {
       } else {
    &Apache::lonnet::del('gradingqueue',["$todo\0locked"],
        $cdom,$cnum);
    next;
       }
    }
    last;
       }
       return $todo;
   }
   
 sub start_ClosingParagraph {  sub start_ClosingParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web') {
       } elsif ($target eq 'webgrade') {
    &Apache::lonxml::startredirection();
     }      }
     return $result;      return $result;
 }  }
Line 217  sub end_ClosingParagraph { Line 364  sub end_ClosingParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web') {
       } elsif ($target eq 'webgrade') {
    &Apache::lonxml::endredirection();
     }      }
     return $result;      return $result;
 }  }
Line 232  sub start_Dimension { Line 381  sub start_Dimension {
     return '';      return '';
 }  }
   
   sub get_instance {
       #FIXME just grabbing the first one for now, need
       #to randomly pick one until all have been seen
       #then start repicking
       &Apache::response::pushrandomnumber();
       my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
       return $order[0];
   }
   
 sub end_Dimension {  sub end_Dimension {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web') {
  #FIXME just grabbing the first one for now, need   my $instance=&get_instance();
  #to randomly pick one until all have been seen  
  #then start repicking  
  &Apache::response::pushrandomnumber();  
  my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});  
  my $instance=$order[0];  
  $result=$dimension{'intro'}.$dimension{$instance.'.text'};   $result=$dimension{'intro'}.$dimension{$instance.'.text'};
  #FIXME: don't show the criteria yet      } elsif ($target eq 'webgrade') {
  #foreach my $id (@{$dimension{$instance.'.criterias'}}) {   my $instance=&get_instance();
  #    $result.=$dimension{$instance.'.criteria.'.$id};   $result.='<table>';
  #}   foreach my $id (@{$dimension{$instance.'.criterias'}}) {
       $result.='<tr><td>'.
    $dimension{$instance.'.criteria.'.$id}.'</td></tr>';
    }
    $result.='</table>';
     }      }
     return $result;      return $result;
 }  }
Line 254  sub end_Dimension { Line 411  sub end_Dimension {
 sub start_IntroParagraph {  sub start_IntroParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($tagstack->[-2] eq 'Dimension') {   if ($tagstack->[-2] eq 'Dimension' || $target eq 'webgrade') {
     &Apache::lonxml::startredirection();      &Apache::lonxml::startredirection();
  }   }
     }      }
Line 265  sub start_IntroParagraph { Line 422  sub start_IntroParagraph {
 sub end_IntroParagraph {  sub end_IntroParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($tagstack->[-2] eq 'Dimension') {   if ($tagstack->[-2] eq 'Dimension' || $target eq 'webgrade') {
     $dimension{'intro'}=&Apache::lonxml::endredirection();      $dimension{'intro'}=&Apache::lonxml::endredirection();
  }   }
     }      }
Line 288  sub end_Instance { Line 445  sub end_Instance {
   
 sub start_InstanceText {  sub start_InstanceText {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  &Apache::lonxml::startredirection();   &Apache::lonxml::startredirection();
     }      }
     return '';      return '';
Line 297  sub start_InstanceText { Line 454  sub start_InstanceText {
 sub end_InstanceText {  sub end_InstanceText {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $instance_id=$Apache::bridgetask::instance[-1];      my $instance_id=$Apache::bridgetask::instance[-1];
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  $dimension{$instance_id.'.text'}=&Apache::lonxml::endredirection();   $dimension{$instance_id.'.text'}=&Apache::lonxml::endredirection();
     }      }
     return '';      return '';
Line 305  sub end_InstanceText { Line 462  sub end_InstanceText {
   
 sub start_Criteria {  sub start_Criteria {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  &Apache::lonxml::startredirection();   &Apache::lonxml::startredirection();
     }      }
     return '';      return '';
Line 314  sub start_Criteria { Line 471  sub start_Criteria {
 sub end_Criteria {  sub end_Criteria {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $instance_id=$Apache::bridgetask::instance[-1];      my $instance_id=$Apache::bridgetask::instance[-1];
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'webgrade') {
  my $criteria=&Apache::lonxml::endredirection();   my $criteria=&Apache::lonxml::endredirection();
  my $id=$Apache::lonxml::curdepth;   my $id=$Apache::lonxml::curdepth;
  $dimension{$instance_id.'.criteria.'.$id}=$criteria;   $dimension{$instance_id.'.criteria.'.$id}=$criteria;

Removed from v.1.11  
changed lines
  Added in v.1.14


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