Diff for /loncom/homework/bridgetask.pm between versions 1.50 and 1.87

version 1.50, 2005/09/20 07:10:21 version 1.87, 2005/12/01 18:46:31
Line 60  sub initialize_bridgetask { Line 60  sub initialize_bridgetask {
 }  }
   
 sub proctor_check_auth {  sub proctor_check_auth {
     my ($slot_name,$slot)=@_;      my ($slot_name,$slot,$type)=@_;
     my $user=$env{'form.proctorname'};      my $user=$env{'form.proctorname'};
     my $domain=$env{'form.proctordomain'};      my $domain=$env{'form.proctordomain'};
           
Line 68  sub proctor_check_auth { Line 68  sub proctor_check_auth {
     foreach my $possible (@allowed) {      foreach my $possible (@allowed) {
  my ($puser,$pdom)=(split('@',$possible));   my ($puser,$pdom)=(split('@',$possible));
  if ($puser eq $user && $pdom eq $domain) {   if ($puser eq $user && $pdom eq $domain) {
     my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);      my $authenticated=0;
     if ($authhost ne 'no_host') {      if ( $slot->{'secret'} =~ /\S/ &&
    $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
    $authenticated=1;
       } else {
   
    my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
    if ($authhost ne 'no_host') {
       $authenticated=1;
    }
       }
       if ($authenticated && $type eq 'Task') {
  my $version=   my $version=
     $Apache::lonhomework::results{'resource.version'}=      $Apache::lonhomework::results{'resource.version'}=
     ++$Apache::lonhomework::history{'resource.version'};      ++$Apache::lonhomework::history{'resource.version'};
Line 83  sub proctor_check_auth { Line 93  sub proctor_check_auth {
     }      }
  }   }
  return 1;   return 1;
       } elsif ($authenticated && $type eq 'problem') {
    &Apache::lonxml::debug("authed #slot_name");
    $Apache::lonhomework::results{"resource.0.checkedin"}=
       $user.'@'.$domain;
    $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
       $slot_name;
     }      }
  }   }
     }      }
Line 144  sub add_previous_version_button { Line 160  sub add_previous_version_button {
 }  }
   
 sub add_grading_button {  sub add_grading_button {
       my (undef,$cid)=&Apache::lonxml::whichuser();
       my $cnum=$env{'course.'.$cid.'.num'};
       my $cdom=$env{'course.'.$cid.'.domain'};
       my %sections;
       my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
       my $size=5;
       if (scalar(keys(%sections)) < 3) {
    $size=scalar(keys(%sections))+2;
       }
       my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
       $sec_select .= "<option value='all' selected='selected'>all</option>\n";
       foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
    $sec_select .= "<option name=\"$sec\">$sec</option>\n";
       }
       $sec_select .= "<option value='none'>none</option></select>\n";
       
     my $result=' <input type="submit" name="gradeasubmission" value="'.      my $result=' <input type="submit" name="gradeasubmission" value="'.
  &mt("Get a submission to grade").'" />';   &mt("Get a submission to grade").'" />';
     $result.='<input type="hidden" name="grade_target" value="webgrade" />';      $result.='<input type="hidden" name="grade_target" value="webgrade" />';
     if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {      if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
  my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');   my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
    $result.='<p>Specify a section: '.$sec_select.'</p>';
  $result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);   $result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
   
  $result.=' <input type="submit" name="reviewagrading" value="'.   $result.=' <input type="submit" name="reviewagrading" value="'.
Line 204  sub preserve_grade_info { Line 237  sub preserve_grade_info {
     return $result;      return $result;
 }  }
   
   sub style {
       return (<<STYLE);
   <style type="text/css">
   .fail, .pass, .neutral {
       position: relative;
       margin : 5px;
       margin-bottom :10px;
       padding : 4px;
       padding-left : 75px;
    border : thin solid;
       font-weight : bolder;
       font-size: smaller;
       font-family: Arial;
       background-color : rgb(255,240,225);
   }
   
   .fail h4, .pass h4 {
    position:absolute;
    left: -4px;
    top: -8px;
    padding:2px;
    margin:0;
    background-color : rgb(255,240,225);
    border : thin solid;
   }
   
   .fail {
    color: red;
   }
   
   .pass {
       color : green;
   }
   
   .neutral {
    color : blue;
   }
   
   .question {
    border : thin solid black;
    padding : 4px;
    margin-bottom : 1em;
   }
   
   .grade {
    font-size: x-large;
    font-family: Arial;
    position:absolute;
    left: 5px;
    top: -5px;
    width: 70px;
   }
   
   div#feedback h1 {
       color : inherit;
   }
   </style>
   STYLE
   
   }
   
   sub show_task {
       my ($status,$previous)=@_;
       if (!$previous && (
          ( $status eq 'CLOSED' ) ||
          ( $status eq 'BANNED') ||
          ( $status eq 'UNAVAILABLE') ||
          ( $status eq 'NOT_IN_A_SLOT') ||
          ( $status eq 'NEEDS_CHECKIN') ||
          ( $status eq 'WAITING_FOR_GRADE') ||
          ( $status eq 'INVALID_ACCESS') )) {
    return 0;
       }
       if ($env{'form.donescreen'}) { return 0; }
       return 1;
   }
   
   sub internal_location {
       my ($id)=@_;
       return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
   }
   
   sub submission_time_stamp {
       my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
       my $submissiontime;
       my $version=$Apache::lonhomework::history{'resource.version'};
       for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
    if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
       $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
    }
       }
       my $result;
       if ($submissiontime) {
    my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.checkedin.slot'};
    my %slot=&Apache::lonnet::get_slot($slot_name);
    my $diff = $slot{'endtime'} - $submissiontime;
    my ($color,$when)=('#FF6666','after');
    if ($diff > 0) { ($color,$when)=('#336600','before'); }
    my $info;
    if ($diff%60) { $info=($diff%60).' seconds'; }
    $diff=int($diff/60);
    if ($diff%60) { $info=($diff%60).' minutes '.$info; }
    $diff=int($diff/60);
    if ($diff) {    $info=$diff.' hours '.$info; }
    $result='<p><font color="'.$color.'">'.
       &mt('Student submitted [_1] [_2] the deadline. 
                    (Submission was at [_3], end of period was [_4].)',
    $info,$when,scalar(localtime($submissiontime)),
    scalar(localtime($slot{'endtime'}))).
    '</font></p>';
       }
       return $result;
   }
   
   sub webgrade_standard_info {
       my ($version)=&get_version();
       my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
       my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
       my $file_list="<ul>\n";
       foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
    my $file=$file_url.$partial_file;
    $file=~s|/+|/|g;
    &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
    $file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
       &Apache::loncommon::icon($file).'" border=0"> '.$file.
       '</a></nobr></li>'."\n";
       }
       $file_list.="</ul>\n";
   
       my %lt=&Apache::lonlocal::texthash('done' => 'Done',
          'stop' => 'Stop',
          );
          
       my $result=<<INFO;
   <div class="handininfo">
     <input type="submit" name="next" value="$lt{'done'}" />
     <input type="submit" name="stop" value="$lt{'stop'}" />
     $file_list
   </div>
   INFO
       return $result;
   }
   
 sub start_Task {  sub start_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   
     my ($status,$accessmsg,$slot);      my ($status,$accessmsg,$slot);
     if ($target ne 'webgrade') {      if ($target ne 'webgrade') {
    &Apache::structuretags::init_problem_globals('Task');
  &Apache::structuretags::initialize_storage();   &Apache::structuretags::initialize_storage();
  &Apache::lonhomework::showhash(%Apache::lonhomework::history);   &Apache::lonhomework::showhash(%Apache::lonhomework::history);
    if ($env{'request.state'} eq 'construct') {
       &Apache::structuretags::setup_rndseed($safeeval);
    }
     }       } 
   
     $Apache::lonhomework::parsing_a_task=1;      $Apache::lonhomework::parsing_a_task=1;
Line 218  sub start_Task { Line 398  sub start_Task {
     my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=      my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
  &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);   &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
           
     if ($target eq 'web') {      if ($target eq 'web' && $env{'request.state'} ne 'construct') {
  if ($Apache::lonhomework::modifygrades) {   if ($Apache::lonhomework::modifygrades) {
     $body_tag_start.='<form name="gradesubmission" method="POST" action="';      $body_tag_start.='<form name="gradesubmission" method="POST" action="';
     my $uri=$env{'request.uri'};      my $uri=$env{'request.uri'};
Line 235  sub start_Task { Line 415  sub start_Task {
     }      }
  }   }
     }      }
       if ($target eq 'web' && $env{'request.state'} eq 'construct') {
    $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
       }
     if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||      if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
  $target eq 'tex') {   $target eq 'tex') {
  my ($version,$previous)=&get_version();   my ($version,$previous)=&get_version();
  ($status,$accessmsg,my $slot_name,$slot) =    ($status,$accessmsg,my $slot_name,$slot) = 
     &Apache::lonhomework::check_task_access('0');      &Apache::lonhomework::check_slot_access('0','Task');
  push(@Apache::inputtags::status,$status);   push(@Apache::inputtags::status,$status);
  $Apache::inputtags::slot_name=$slot_name;   $Apache::inputtags::slot_name=$slot_name;
  my $expression='$external::datestatus="'.$status.'";';   my $expression='$external::datestatus="'.$status.'";';
Line 247  sub start_Task { Line 430  sub start_Task {
  &Apache::run::run($expression,$safeeval);   &Apache::run::run($expression,$safeeval);
  &Apache::lonxml::debug("Got $status");   &Apache::lonxml::debug("Got $status");
  $body_tag_start.=&add_previous_version_button($status);   $body_tag_start.=&add_previous_version_button($status);
  if (!$previous && (   if (!&show_task($status,$previous)) {
    ( $status eq 'CLOSED' ) ||      my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
    ( $status eq 'BANNED') ||  
    ( $status eq 'UNAVAILABLE') ||  
    ( $status eq 'NOT_IN_A_SLOT') ||  
    ( $status eq 'NEEDS_CHECKIN') ||  
    ( $status eq 'WAITING_FOR_GRADE') ||  
    ( $status eq 'INVALID_ACCESS') )) {  
     my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);  
     if ( $target eq "web" ) {      if ( $target eq "web" ) {
  $result.= $head_tag_start.'</head>'.$body_tag_start;   $result.= $head_tag_start.'</head>'.$body_tag_start;
    if ($env{'request.state'} eq 'construct') {
       $result.=$form_tag_start;
    }
  my $msg;   my $msg;
  if ($status eq 'UNAVAILABLE') {   if ($status eq 'UNAVAILABLE') {
     $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';      $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
Line 269  sub start_Task { Line 448  sub start_Task {
  '</h1>'.&proctor_validation_screen($slot);   '</h1>'.&proctor_validation_screen($slot);
  } elsif ($status eq 'WAITING_FOR_GRADE') {   } elsif ($status eq 'WAITING_FOR_GRADE') {
     $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';      $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
    } elsif ($env{'form.donescreen'}) {
       my $title=&Apache::lonnet::gettitle();
       my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
       my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';
       $result.=<<DONESCREEN;
   <h2>$title</h2>
   <p> Files submitted: $files </p>
   <p> You are now done with this Bridge Task </p>
   <hr />
   <p> <a href="/adm/logout">Logout</a> </p>
   <p> <a href="/adm/roles">Change to a different course</a> </p>
   DONESCREEN
  } elsif ($status ne 'NOT_YET_VIEWED') {   } elsif ($status ne 'NOT_YET_VIEWED') {
     $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';      $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
  }   }
Line 285  sub start_Task { Line 476  sub start_Task {
  }   }
     } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {      } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
  if ($status eq 'NEEDS_CHECKIN') {   if ($status eq 'NEEDS_CHECKIN') {
     &proctor_check_auth($slot_name,$slot);      if(&proctor_check_auth($slot_name,$slot,'Task')
          && defined($Apache::inputtags::slot_name)) {
    my $result=&add_to_queue('gradingqueue',
    [$Apache::inputtags::slot_name]);
    &Apache::lonxml::debug("add_to_queue said $result");
       }
  }   }
     }      }
  } elsif ($target eq 'web') {   } elsif ($target eq 'web') {
     my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);      my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
     $result.="$head_tag_start<title>$name</title></head>      $result.="$head_tag_start<title>$name</title></head>
               $body_tag_start \n";                $body_tag_start \n".&style();
           
     my ($version,$previous)=&get_version();      $result.=&preserve_grade_info();
     if ($Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {      $result.=&internal_location();
  $result.='<h1><font color="red">'.&mt('Did not pass').'</font></h1>';  
  if (!$previous) {  
     $result.=&add_request_another_attempt_button();  
  }  
     }  
     if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass') {  
  $result.='<h1><font color="green">'.&mt('Passed').'</font></h1>';  
     }  
     $result.=$form_tag_start.      $result.=$form_tag_start.
  '<input type="hidden" name="submitted" value="yes" />';   '<input type="hidden" name="submitted" value="yes" />';
     $result.=&preserve_grade_info();      &Apache::lonxml::startredirection();
   
  }   }
     } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||      } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
       $target eq 'webgrade') {        $target eq 'webgrade') {
Line 323  sub start_Task { Line 510  sub start_Task {
         #       there isn't reshow the queue....          #       there isn't reshow the queue....
  my ($todo,$status_code)=&get_key_todo($target);   my ($todo,$status_code)=&get_key_todo($target);
   
  &Apache::lonnet::logthis("got todo -$todo- stat -$status_code-");  
  if ($todo) {   if ($todo) {
     &setup_env_for_other_user($todo,$safeeval);      &setup_env_for_other_user($todo,$safeeval);
     my ($symb,$uname,$udom)=&decode_queue_key($todo);      my ($symb,$uname,$udom)=&decode_queue_key($todo);
Line 346  sub start_Task { Line 532  sub start_Task {
  } else {   } else {
     if ($target eq 'webgrade') {      if ($target eq 'webgrade') {
  $result.="\n";   $result.="\n";
    my $back='<p><a href="/adm/flip?postdata=return:">'.
       &mt('Return to resource').'</a></p>';
  if      ($status_code eq 'stop') {   if      ($status_code eq 'stop') {
     $result.='<b>'.&mt("Stopped grading.").'</b>';      $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
  } elsif ($status_code eq 'lock_failed') {   } elsif ($status_code eq 'lock_failed') {
     $result.='<b>'.&mt("Failed to lock the request record.").'</b>';      $result.='<b>'.&mt("Failed to lock the request record.")
    .'</b>'.$back;
  } elsif ($status_code eq 'unlock') {   } elsif ($status_code eq 'unlock') {
     $result.='<b>'.&mt("Unlocked the requested record.").'</b>';      $result.='<b>'.&mt("Unlocked the requested record.")
    .'</b>'.$back;
     $result.=&show_queue($env{'form.queue'},1);      $result.=&show_queue($env{'form.queue'},1);
  } elsif ($status_code eq 'show_list') {   } elsif ($status_code eq 'show_list') {
     $result.=&show_queue($env{'form.queue'},1);      $result.=&show_queue($env{'form.queue'},1);
  } elsif ($status_code eq 'select_user') {   } elsif ($status_code eq 'select_user') {
     $result.=&select_user();      $result.=&select_user();
  } else {   } else {
     $result.='<b>'.&mt("No user to be graded.").'</b>';      $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
  }   }
     }      }
     $webgrade='no';      $webgrade='no';
     my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);      my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
  }   }
  if ($target eq 'webgrade' && defined($env{'form.queue'})) {   if ($target eq 'webgrade' && defined($env{'form.queue'})) {
       if ($webgrade eq 'yes') {
    $result.=&submission_time_stamp();
       }
     $result.=$form_tag_start;      $result.=$form_tag_start;
     $result.='<input type="hidden" name="webgrade" value="'.      $result.='<input type="hidden" name="webgrade" value="'.
  $webgrade.'" />';   $webgrade.'" />';
     $result.='<input type="hidden" name="queue" value="'.      $result.='<input type="hidden" name="queue" value="'.
  $env{'form.queue'}.'" />';   $env{'form.queue'}.'" />';
       if ($env{'form.regrade'}) {
    $result.='<input type="hidden" name="regrade" value="'.
       $env{'form.regrade'}.'" />';
       }
       if ($env{'form.chosensections'}) {
    my @chosen_sections=
       &Apache::loncommon::get_env_multiple('form.chosensections');
    foreach my $sec (@chosen_sections) {
       $result.='<input type="hidden" name="chosensections" 
                                  value="'.$sec.'" />';
    }
       }
       if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
  }   }
       } elsif ($target eq 'edit') {
    $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
       &Apache::structuretags::problem_edit_header();
    $Apache::lonxml::warnings_error_header=
       &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."<br />";
    my $temp=&Apache::edit::insertlist($target,$token);
    $result.=$temp;
     } 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 383  sub get_key_todo { Line 596  sub get_key_todo {
     my $todo;      my $todo;
   
     if (defined($env{'form.reviewasubmission'})) {      if (defined($env{'form.reviewasubmission'})) {
  &Apache::lonnet::logthis("review a submission....");   &Apache::lonxml::debug("review a submission....");
  $env{'form.queue'}='reviewqueue';   $env{'form.queue'}='reviewqueue';
  return (undef,'show_list');   return (undef,'show_list');
     }      }
Line 414  sub get_key_todo { Line 627  sub get_key_todo {
  if ($env{'form.stop'}) {   if ($env{'form.stop'}) {
     return (undef,'stop');      return (undef,'stop');
  } elsif ($env{'form.next'}) {   } elsif ($env{'form.next'}) {
     return (undef,'show_list');      return (undef,'select_user');
  }   }
     }      }
     return ($gradingkey,'selected');      return ($gradingkey,'selected');
  } else {   } else {
     return (undef,'show_list');      return (undef,'select_user');
  }   }
     }      }
     if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})      if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
Line 469  sub get_key_todo { Line 682  sub get_key_todo {
     }      }
     return (undef,undef)      return (undef,undef)
 }  }
   
 sub end_Task {  sub end_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result='';      my $result='';
Line 477  sub end_Task { Line 689  sub end_Task {
     my ($version,$previous)=&get_version();      my ($version,$previous)=&get_version();
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||      if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
  $target eq 'tex') {   $target eq 'tex') {
  if (   if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
     (($target eq 'web') && ($env{'request.state'} ne 'construct')) ||  
     ($target eq 'answer') || ($target eq 'tex')  
    ) {  
     if ($target eq 'web') {      if ($target eq 'web') {
  if ($status eq 'CAN_ANSWER' && !$previous) {   if (&show_task($status,$previous)) {
       $result.=&Apache::lonxml::endredirection();
    }
    if ($status eq 'CAN_ANSWER' && !$previous && 
       !$env{'form.donescreen'}) {
     $result.="\n".'<table border="1">'.      $result.="\n".'<table border="1">'.
  &Apache::inputtags::file_selector("$version.0",   &Apache::inputtags::file_selector("$version.0",
   "bridgetask","*",    "bridgetask","*",
Line 491  sub end_Task { Line 704  sub end_Task {
 <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>  <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
 <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').  <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
   "</table>";    "</table>";
    }
    if (!$previous && $status ne 'SHOW_ANSWER' &&
       &show_task($status,$previous)) {
     $result.=&Apache::inputtags::gradestatus('0');      $result.=&Apache::inputtags::gradestatus('0');
       $result.='</form>';
       $result.=<<DONEBUTTON;
   <form method="POST">
      <input type="hidden" name="donescreen" value="1" />
      <input type="submit" value="Done" />
   </form>
   DONEBUTTON
                   }
    if (&show_task($status,$previous) &&
       $Apache::lonhomework::history{"resource.$version.status"} =~ /^(pass|fail)$/) {
       my $bt_status=$Apache::lonhomework::history{"resource.$version.status"};
       my $title=&Apache::lonnet::gettitle();
   
       my $slot_name=
    $Apache::lonhomework::history{"resource.$version.checkedin.slot"};
       my %slot=&Apache::lonnet::get_slot($slot_name);
       my $start_time=
    &Apache::lonlocal::locallocaltime($slot{'starttime'});
   
       my $status = "\n<div class='$bt_status'>\n";
       
       if ($bt_status eq 'pass')  {
    $status.='<h2>You passed the '.$title.' given on '.
       $start_time.'</h2>';
       }
       if ($bt_status eq 'fail')  {
    $status.='<h2>You did not pass the '.$title.' given on '.
       $start_time.'</h2>';
    if (!$previous) {
       $status.=&add_request_another_attempt_button();
    }
       }
       my $man_count=0;
       my $opt_count=0;
       my $opt_passed=0;
       foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
    if ($Apache::bridgetask::dimensionmandatory{$dim_id}
       eq 'N') {
       $opt_count++;
       if ($Apache::lonhomework::history{"resource.$version.$dim_id.status"} eq 'pass') {
    $opt_passed++;
       }
    } else {
       $man_count++;
    }
       }
       my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
    $parstack,$safeeval);
       if ($opt_req !~ /\S/) { $opt_req='0'; }
       $status.="\n<p>".&mt('You needed to pass all of the [_1]  mandatory components and [_2] of the [_3] optional components on the bridge task.',$man_count,$opt_req,$opt_count)."</p></div>\n";
   
       my $internal_location=&internal_location();
       $result=~s/\Q$internal_location\E/$status/;
  }   }
     }       } 
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
Line 511  sub end_Task { Line 780  sub end_Task {
  $Apache::lonhomework::results{"resource.0.award"}=   $Apache::lonhomework::results{"resource.0.award"}=
     $Apache::lonhomework::results{"resource.$version.0.award"}=      $Apache::lonhomework::results{"resource.$version.0.award"}=
     $award;      $award;
    $Apache::lonhomework::results{"resource.0.submission"}=
       $Apache::lonhomework::results{"resource.$version.0.submission"}='';
       } else {
    delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
    $award = '';
     }      }
     &Apache::lonhomework::showhash(%Apache::lonhomework::results);      &Apache::lonhomework::showhash(%Apache::lonhomework::results);
     &Apache::structuretags::finalize_storage();      &Apache::structuretags::finalize_storage();
     if ($award eq 'SUBMITTED') {      if ($award eq 'SUBMITTED'
  &add_to_queue('gradingqueue',$Apache::inputtags::slot_name);   && defined($Apache::inputtags::slot_name)) {
    &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
     }      }
    } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
       &Apache::structuretags::finalize_storage();
  }   }
  if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {   if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
     my $optional_required=      my $optional_required=
Line 575  sub end_Task { Line 852  sub end_Task {
  &remove_from_queue($env{'form.queue'});    &remove_from_queue($env{'form.queue'}); 
   
  my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();   my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
  $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=  
     $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};   if ($env{'form.regrade'} ne 'yes') {
  &Apache::grades::version_portfiles(      $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
  \%Apache::lonhomework::results,   $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
  ["$version.0.bridgetask"],$courseid,      &Apache::grades::version_portfiles(
  $symb,$udom,$uname,         \%Apache::lonhomework::results,
  ["$version.0.bridgetask"]);         ["$version.0.bridgetask"],$courseid,
          $symb,$udom,$uname,
          ["$version.0.bridgetask"]);
    }
     } else {      } else {
  $Apache::lonhomework::results{"resource.$version.status"}='pass';   $Apache::lonhomework::results{"resource.$version.status"}='pass';
  $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';   $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
Line 590  sub end_Task { Line 870  sub end_Task {
  &remove_from_queue($env{'form.queue'});   &remove_from_queue($env{'form.queue'});
   
  my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();   my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
  $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=   if ($env{'form.regrade'} ne 'yes') {
     $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};      $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
  &Apache::grades::version_portfiles(   $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
  \%Apache::lonhomework::results,      &Apache::grades::version_portfiles(
  ["$version.0.bridgetask"],$courseid,         \%Apache::lonhomework::results,
  $symb,$udom,$uname,         ["$version.0.bridgetask"],$courseid,
  ["$version.0.bridgetask"]);         $symb,$udom,$uname,
          ["$version.0.bridgetask"]);
    }
     }      }
     $Apache::lonhomework::results{"resource.status"}=      $Apache::lonhomework::results{"resource.status"}=
  $Apache::lonhomework::results{"resource.$version.status"};   $Apache::lonhomework::results{"resource.$version.status"};
Line 622  sub end_Task { Line 904  sub end_Task {
  #    &mt('Save Partial Grade and Continue Grading').'" /> ';   #    &mt('Save Partial Grade and Continue Grading').'" /> ';
  $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';   $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
     } elsif ($target eq 'meta') {      } elsif ($target eq 'meta') {
  $result.='<parameter part="0" package="Task"></parameter>'."\n";   $result.=&Apache::response::meta_package_write('Task');
  #$result.=&Apache::response::meta_part_order();          $result.=&Apache::response::meta_stores_write('solved','string',
  #$result.=&Apache::response::meta_response_order();        'Problem Status');
    $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
         'Number of Attempts');
    $result.=&Apache::response::meta_stores_write('awarded','float',
         'Partial Credit Factor');
    $result.=&Apache::response::meta_stores_write('status','string',
         'Bridge Task Status');
     }      }
     undef($Apache::lonhomework::parsing_a_task);      undef($Apache::lonhomework::parsing_a_task);
     return $result;      return $result;
Line 639  sub move_between_queues { Line 927  sub move_between_queues {
     } else {      } else {
  $cur_data = ['none'];   $cur_data = ['none'];
     }      }
     my $result=&add_to_queue($dest_queue,$cur_data->[0]);      my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
     if ($result ne 'ok') {      if ($result ne 'ok') {
  return $result;   return $result;
     }      }
Line 668  sub check_queue_unlock { Line 956  sub check_queue_unlock {
 }  }
   
 sub remove_from_queue {  sub remove_from_queue {
     my ($queue)=@_;      my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
     if ($queue eq 'none') { return 'ok'; }      if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();      if (!defined($symb) || !defined($cdom) || !defined($cnum)
     my $cnum=$env{'course.'.$cid.'.num'};   || !defined($udom) || !defined($uname)) {
     my $cdom=$env{'course.'.$cid.'.domain'};   ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $key="$symb\0queue\0$uname\@$udom";   $cnum=$env{'course.'.$cid.'.num'};
    $cdom=$env{'course.'.$cid.'.domain'};
       }
       my $key=&encode_queue_key($symb,$udom,$uname);
     my @keys=($key,"$key\0locked");      my @keys=($key,"$key\0locked");
       &Apache::lonnet::logthis("removing @keys");
     return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);      return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
 }  }
   
Line 702  sub get_queue_data { Line 994  sub get_queue_data {
     return undef;      return undef;
 }  }
   
   
 sub check_queue_for_key {  sub check_queue_for_key {
     my ($cid,$queue,$todo)=@_;      my ($cdom,$cnum,$queue,$todo)=@_;
     my $cnum=$env{'course.'.$cid.'.num'};  
     my $cdom=$env{'course.'.$cid.'.domain'};  
     my %results=      my %results=
  &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);   &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
           
Line 713  sub check_queue_for_key { Line 1005  sub check_queue_for_key {
  if (defined($results{"$todo\0locked"})) {   if (defined($results{"$todo\0locked"})) {
     return 'locked';      return 'locked';
  }   }
    my $slot;
    if (ref($results{$todo}) eq 'ARRAY')  {
       $slot = $results{$todo}[0];
    } elsif (ref($results{$todo}) eq 'HASH')  {
       $slot = $results{$todo}{'slot'};
    }
    if (defined($slot)) {
       my %slot_data=&Apache::lonnet::get_slot($slot);
       if ($slot_data{'endtime'} > time) { 
    return 'in_progress';
       }
    }
  return 'enqueued';   return 'enqueued';
     }      }
     return undef;      return undef;
 }  }
   
 sub add_to_queue {  sub add_to_queue {
     my ($queue,$slot_name)=@_;      my ($queue,$user_data)=@_;
     if ($queue eq 'none') { return 'ok'; }      if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();      my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
       if (!$cid || $env{'request.state'} eq 'construct') {
    return 'no_queue';
       }
     my $cnum=$env{'course.'.$cid.'.num'};      my $cnum=$env{'course.'.$cid.'.num'};
     my $cdom=$env{'course.'.$cid.'.domain'};      my $cdom=$env{'course.'.$cid.'.domain'};
     my %data;      my %data;
     $data{"$symb\0queue\0$uname\@$udom"}=[$slot_name];      $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
     return &Apache::lonnet::put($queue,\%data,$cdom,$cnum);      return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
 }  }
   
 sub show_queue {  sub show_queue {
Line 735  sub show_queue { Line 1042  sub show_queue {
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();      my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $cnum=$env{'course.'.$cid.'.num'};      my $cnum=$env{'course.'.$cid.'.num'};
     my $cdom=$env{'course.'.$cid.'.domain'};      my $cdom=$env{'course.'.$cid.'.domain'};
   
       my @chosen_sections=
    &Apache::loncommon::get_env_multiple('form.chosensections');
       &Apache::grades::init_perm();
       my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
       &Apache::grades::reset_perm();
       if (!(grep(/^all$/,@chosen_sections))) {
    $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
       '</tt>.</p> '."\n";
       }
   
     my $regexp="^$symb\0";      my $regexp="^$symb\0";
     my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);      my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
     my ($tmp)=%queue;      my ($tmp)=%queue;
     if ($tmp=~/^error: 2 /) {      if ($tmp=~/^error: 2 /) {
  return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";   return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
     }      }
     $result.="\n<h3>Current Queue - $queue </h3><table border='1'><tr>";      $result.="\n<h3>Current Queue - $symb $queue </h3><table border='1'><tr>";
     if ($with_selects) { $result.="<th></th>"; }      if ($with_selects) { $result.="<th></th>"; }
     $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";      $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";
     foreach my $key (sort(keys(%queue))) {      foreach my $key (sort(keys(%queue))) {
    my ($symb,$uname,$udom) = &decode_queue_key($key);
    if (!defined($classlist->{$uname.':'.$udom})) { next; }
  if ($key=~/locked$/ && !$with_selects) {   if ($key=~/locked$/ && !$with_selects) {
     my ($symb,$uname,$udom) = &decode_queue_key($key);  
     my $title=&Apache::lonnet::gettitle($symb);      my $title=&Apache::lonnet::gettitle($symb);
     $result.="<tr><td>$title</td><td>$uname</td>";      $result.="<tr><td>$title</td><td>$uname</td>";
     $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';      $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';
Line 757  sub show_queue { Line 1076  sub show_queue {
     $result.='<td>last queue modification time</td><td>'.      $result.='<td>last queue modification time</td><td>'.
  &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";   &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
  } elsif ($key!~/(timestamp|locked)$/) {   } elsif ($key!~/(timestamp|locked)$/) {
     my ($symb,$uname,$udom) = &decode_queue_key($key);  
     my $title=&Apache::lonnet::gettitle($symb);      my $title=&Apache::lonnet::gettitle($symb);
     $result.="<tr>";      $result.="<tr>";
     my $slot=$queue{$key}->[0];      my $slot=$queue{$key}->[0];
Line 773  sub show_queue { Line 1091  sub show_queue {
  ($action,$description)=('unlock',&mt('Unlock'));   ($action,$description)=('unlock',&mt('Unlock'));
     }      }
  }   }
    my $seclist;
    foreach my $sec (@chosen_sections) {
       $seclist.='<input type="hidden" name="chosensections" 
                                  value="'.$sec.'" />';
    }
  if (time > $slot_data{'endtime'}) {   if (time > $slot_data{'endtime'}) {
     $result.=(<<FORM);      $result.=(<<FORM);
 <td>  <td>
Line 783  sub show_queue { Line 1106  sub show_queue {
  <input type="hidden" name="webgrade" value="no" />   <input type="hidden" name="webgrade" value="no" />
  <input type="hidden" name="queuemode" value="selected" />   <input type="hidden" name="queuemode" value="selected" />
  <input type="submit" name="submit" value="$description" />   <input type="submit" name="submit" value="$description" />
    $seclist
 </form>  </form>
 </td>  </td>
 FORM  FORM
Line 862  sub queue_key_locked { Line 1186  sub queue_key_locked {
 sub pick_from_queue_data {  sub pick_from_queue_data {
     my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;      my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
     foreach my $key (keys(%$queuedata)) {      foreach my $key (keys(%$queuedata)) {
    if ($key =~ /\0locked$/) { next; }
    if ($key =~ /\0timestamp$/) { next; }
  my ($symb,$uname,$udom)=&decode_queue_key($key);   my ($symb,$uname,$udom)=&decode_queue_key($key);
  if ($check_section) {   if ($check_section) {
     my $section=&Apache::lonnet::getsection($uname,$udom);      my $section=&Apache::lonnet::getsection($uname,$udom);
Line 921  sub lock_key { Line 1247  sub lock_key {
     return 0;      return 0;
 }  }
   
   sub get_queue_symb_status {
       my ($queue,$symb,$cdom,$cnum) = @_;
       if (!defined($cdom) || !defined($cnum)) {
    my (undef,$cid)=&Apache::lonxml::whichuser();
    $cnum=$env{'course.'.$cid.'.num'};
    $cdom=$env{'course.'.$cid.'.domain'};
       }
       my $regexp="^$symb\0";
       my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
       my ($tmp)=%queue;
       if ($tmp=~/^error: 2 /) { return; }
       my @users;
       foreach my $key (sort(keys(%queue))) {
    next if ($key=~/locked$/);
    next if ($key=~/timestamp$/);
    my ($symb,$uname,$udom) = &decode_queue_key($key);
    push(@users,"$uname:$udom");
       }
       return @users;
   }
   
 sub get_from_queue {  sub get_from_queue {
     my ($queue)=@_;      my ($queue)=@_;
     my $result;      my $result;
Line 932  sub get_from_queue { Line 1279  sub get_from_queue {
     if ($todo) { return $todo; }      if ($todo) { return $todo; }
     while (1) {      while (1) {
  my $starttime=time;   my $starttime=time;
  &Apache::lonnet::put($queue,{"$symb\0timestamp"=>$starttime},   &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
      $cdom,$cnum);        $cdom,$cnum);
  &Apache::lonxml::debug("$starttime");   &Apache::lonxml::debug("$starttime");
  my $regexp="^$symb\0queue\0";   my $regexp="^$symb\0queue\0";
  my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);   my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
Line 987  sub get_from_queue { Line 1334  sub get_from_queue {
   
 sub select_user {  sub select_user {
     my ($symb,$cid)=&Apache::lonxml::whichuser();      my ($symb,$cid)=&Apache::lonxml::whichuser();
     my $result.='<table border="1">';  
   
       my @chosen_sections=
    &Apache::loncommon::get_env_multiple('form.chosensections');
     &Apache::grades::init_perm();      &Apache::grades::init_perm();
     my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all',);      my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
     &Apache::grades::reset_perm();      &Apache::grades::reset_perm();
       
       my $result;
       if (!(grep(/^all$/,@chosen_sections))) {
    $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
       '</tt>.</p> '."\n";
       }
       $result.='<table border="1">';
   
     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {      foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
  my ($uname,$udom) = split(/:/,$student);   my ($uname,$udom) = split(/:/,$student);
  my %status = &get_student_status($symb,$cid,$udom,$uname);  
    my $cnum=$env{'course.'.$cid.'.num'};
    my $cdom=$env{'course.'.$cid.'.domain'};
    my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname);
  my $queue = 'none';   my $queue = 'none';
  if ($status{'reviewqueue'} eq 'enqueued') {   my $cannot_grade;
    if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
     $queue = 'reviewqueue';      $queue = 'reviewqueue';
  } elsif ($status{'gradingqueue'} eq 'enqueued') {      if ($status{'reviewqueue'} eq 'in_progress') {
    $cannot_grade=1;
       }
    } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
     $queue = 'gradingqueue';      $queue = 'gradingqueue';
       if ($status{'gradingqueue'} eq 'in_progress') {
    $cannot_grade=1;
       }
  }   }
  my $todo =    my $todo = 
     &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));      &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
  $result.=<<RESULT;   if ($cannot_grade) {
       $result.='<tr><td>&nbsp;</td><td>'.$fullname->{$student}.
    '</td><td>';
    } else {
       my $seclist;
       foreach my $sec (@chosen_sections) {
    $seclist.='<input type="hidden" name="chosensections" 
                                  value="'.$sec.'" />';
       }
       $result.=<<RESULT;
 <tr>  <tr>
   <td>    <td>
     <form method="POST">      <form method="POST">
       <input type="hidden" name="gradingkey" value="$todo" />        <input type="hidden" name="gradingkey" value="$todo" />
       <input type="hidden" name="queue" value="$queue" />        <input type="hidden" name="queue" value="$queue" />
       <input type="hidden" name="webgrade" value="no" />        <input type="hidden" name="webgrade" value="no" />
      <input type="submit" name="submit" value="Regrade" />        <input type="hidden" name="regrade" value="yes" />
         <input type="submit" name="submit" value="Regrade" />
         $seclist
     </form>      </form>
   <td>$fullname->{$student}</td>    <td>$fullname->{$student}</td>
   <td>    <td>
 RESULT  RESULT
           }
         if ($status{'status'} eq 'pass') {          if ($status{'status'} eq 'pass') {
     $result .= '<font color="green">'.&mt('Passed').'</font>';      $result .= '<font color="green">'.&mt('Passed').'</font>';
  } elsif ($status{'status'} eq 'fail') {   } elsif ($status{'status'} eq 'fail') {
Line 1038  RESULT Line 1414  RESULT
     $result .= &mt('Awaiting Review');      $result .= &mt('Awaiting Review');
  } elsif ($status{'reviewqueue'} eq 'locked') {   } elsif ($status{'reviewqueue'} eq 'locked') {
     $result .= &mt('Under Review');      $result .= &mt('Under Review');
    } elsif ($status{'reviewqueue'} eq 'in_progress') {
       $result .= &mt('Still being worked on.');
  } elsif ($status{'gradingqueue'} eq 'enqueued') {   } elsif ($status{'gradingqueue'} eq 'enqueued') {
     $result .= &mt('Awaiting Grading');      $result .= &mt('Awaiting Grading');
  } elsif ($status{'gradingqueue'} eq 'locked') {   } elsif ($status{'gradingqueue'} eq 'locked') {
     $result .= &mt('Being Graded');      $result .= &mt('Being Graded');
    } elsif ($status{'gradingqueue'} eq 'in_progress') {
       $result .= &mt('Still being worked on.');
  } else {   } else {
     $result.="&nbsp;";      $result.="&nbsp;";
  }   }
Line 1052  RESULT Line 1432  RESULT
 }  }
   
 sub get_student_status {  sub get_student_status {
     my ($symb,$cid,$udom,$uname)=@_;      my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},  
   $udom,$uname);  
     my %status;      my %status;
     $status{'status'}=$record{'resource.status'};  
     $status{'version'}=$record{'resource.version'};      if ($type eq 'Task') {
     $status{'grader'}=$record{'resource.grader'};   my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
     $status{'reviewqueue'}=&check_queue_for_key($cid,'reviewqueue',    $udom,$uname);
        &encode_queue_key($symb,$udom,$uname));   $status{'status'}=$record{'resource.status'};
     $status{'gradingqueue'}=&check_queue_for_key($cid,'gradingqueue',   $status{'version'}=$record{'resource.version'};
        &encode_queue_key($symb,$udom,$uname));   $status{'grader'}=$record{'resource.grader'};
       }
       $status{'reviewqueue'}=
    &check_queue_for_key($cdom,$cnum,'reviewqueue',
        &encode_queue_key($symb,$udom,$uname));
       $status{'gradingqueue'}=
    &check_queue_for_key($cdom,$cnum,'gradingqueue',
        &encode_queue_key($symb,$udom,$uname));
     return %status;      return %status;
 }  }
   
Line 1103  sub start_Dimension { Line 1489  sub start_Dimension {
     undef(@Apache::bridgetask::instance);      undef(@Apache::bridgetask::instance);
     $Apache::bridgetask::dimensionmandatory{$dim_id}=      $Apache::bridgetask::dimensionmandatory{$dim_id}=
  &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);   &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
     return '';      &Apache::lonxml::startredirection();
       return &internal_location($dim_id);
 }  }
   
 sub get_instance {  sub get_instance {
     &Apache::response::pushrandomnumber();      my ($dim)=@_;
     my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});      my $rand_alg=&Apache::lonnet::get_rand_alg();
     my $num=@order;      if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
     my $version=&get_version();   $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
     my $which=($version-1)%$num;   $rand_alg eq '64bit4' ) {
     return $order[$which];   &Apache::response::pushrandomnumber();
    my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
    my $num=@order;
    my $version=&get_version();
    my $which=($version-1)%$num;
    return $order[$which];
       } else {
    my ($version,$previous) = &get_version();
    my $instance = 
       $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
    if (defined($instance)) { return $instance; }
   
    &Apache::response::pushrandomnumber();
    my @instances = @{$dimension{'instances'}};
    # remove disabled instances
    for (my $i=0; $i < $#instances; $i++) {
       if ($dimension{$instances[$i].'.disabled'}) {
    splice(@instances,$i,1);
    $i--;
       }
    }
    @instances = &Math::Random::random_permutation(@instances);
    $instance  = $instances[($version-1)%scalar(@instances)];
    $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} = 
       $instance;
    $Apache::lonhomework::results{'INTERNAL_store'} = 1; 
    &Apache::response::poprandomnumber();
    return $instance;
       }
 }  }
   
 {  {
     my $last_link;      my $last_link;
     sub end_Dimension {      sub end_Dimension {
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  my $result;   my $result=&Apache::lonxml::endredirection();
  my $dim=&get_id($parstack,$safeeval);   my $dim=&get_id($parstack,$safeeval);
  my $instance=&get_instance();   my $instance=&get_instance($dim);
  my $version=&get_version();   my $version=&get_version();
  if ($target eq 'web') {   if ($target eq 'web') {
     @Apache::scripttag::parser_env = @_;      @Apache::scripttag::parser_env = @_;
     $result.=&Apache::scripttag::xmlparse($dimension{'intro'});      $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
     @Apache::scripttag::parser_env = @_;      my @instances = $instance;
     $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});      if (&Apache::response::showallfoils()) {
     if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass' ||   @instances = @{$dimension{'instances'}};
  $Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {      }
  foreach my $id (@{$dimension{$instance.'.criterias'}}) {      foreach my $instance (@instances) {
     my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};   @Apache::scripttag::parser_env = @_;
     my $comment=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"};   $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
     $result.='<table border="1"><tr><td>';   if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass' ||
     if ($status eq 'fail') {      $Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {
  $result.='<font color="red">'.&mt('Did not pass').'</font>';  
     } elsif ($status eq 'pass') {      my $dim_status=$Apache::lonhomework::history{"resource.$version.$dim.status"};
  $result.='<font color="green">'.&mt('Passed').'</font>';      my $mandatory='Mandatory';
     } else {      if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
  &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");   $mandatory='Optional';
       }
       my $dim_info="<div class='$dim_status'>\n";
       if ($dim_status eq 'pass') {
    $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
     }      }
     $result.='</td></tr><tr><td>';      if ($dim_status eq 'fail') {
     if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {   $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
  $result.=&mt('Comment from grader: ').$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}.'</td></tr><tr><td>';      }
       my $man_count=0;
       my $man_passed=0;
       my $opt_count=0;
       my $opt_passed=0;
       foreach my $id (@{$dimension{$instance.'.criterias'}}) {
    if ($dimension{$instance.'.criteria.'.$id.'.mandatory'} 
       eq 'N') {
       $opt_count++;
       if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"} eq 'pass') {
    $opt_passed++;
       }
    } else {
       $man_count++;
       if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"} eq 'pass') {
    $man_passed++;
       }
    }
       }
       if ($man_passed eq $man_count) { $man_passed='all'; }
       my $opt_req=$dimension{$instance.'.optionalrequired'};
       if ($opt_req !~ /\S/) { $opt_req='0'; }
       $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
   
       my $internal_location=&internal_location($dim);
       $result=~s/\Q$internal_location\E/$dim_info/;
   
       foreach my $id (@{$dimension{$instance.'.criterias'}}) {
    my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};
    my $comment=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"};
    my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
    if ($mandatory) {
       $mandatory='Mandatory';
    } else {
       $mandatory='Optional';
    }
    if ($status eq 'fail') {
    } elsif ($status eq 'pass') {
    } else {
       &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
    }
    my $status_display=$status;
    $status_display=~s/^([a-z])/uc($1)/e;
    @Apache::scripttag::parser_env = @_;
    $result.='<div class="'.$status.'"><h4>'.$mandatory.
       ' Criteria</h4><p>';
    @Apache::scripttag::parser_env = @_;
    $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
    $result.='</p><p class="grade">'.$status_display.'</p>';
    if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {
       $result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}.'</p>';
    }
    $result.='</div>';
     }      }
     $result.=$dimension{$instance.'.criteria.'.$id}.  
  '</td></tr></table>';  
  }   }
     }      }
  } elsif ($target eq 'webgrade') {   } elsif ($target eq 'webgrade') {
Line 1179  sub get_instance { Line 1648  sub get_instance {
     '<td>'.      '<td>'.
     '<a href="#'.$last_link.'">Prev</a><br />'.      '<a href="#'.$last_link.'">Prev</a><br />'.
     '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.      '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
     '<input type="submit" name="next" value="'.  
     &mt('Done').'" /> '.  
     '<input type="submit" name="stop" value="'.  
     &mt('Stop').'" /> '.  
     '</td></tr>';      '</td></tr>';
  $result.='<tr><td colspan="4">';  
  my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();  
  my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';  
  foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {  
     my $file=$file_url.$partial_file;  
     &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);  
     $result.='<nobr><a href="'.$file.'" target="lonGRDs"><img src="'.  
  &Apache::loncommon::icon($file).'" border=0"> '.$file.  
  '</a></nobr> ';  
  }  
  $result.='</td></tr>';  
  $last_link=$link;   $last_link=$link;
     }      }
  } elsif ($target eq 'grade' && $env{'form.webgrade'}) {   } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
Line 1235  sub get_instance { Line 1689  sub get_instance {
  $Apache::lonhomework::results{"resource.$version.$dim.status"}=   $Apache::lonhomework::results{"resource.$version.$dim.status"}=
     'pass';      'pass';
     }      }
    } else {
       # any other targets no output
       undef($result);
  }   }
  return $result;   return $result;
     }      }
 }  }
   
 sub start_IntroParagraph {  sub start_IntroParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($tagstack->[-2] eq 'Dimension') {   if ($tagstack->[-2] eq 'Dimension') {
     $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser);      $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
   
  } elsif ($target eq 'webgrade') {   } elsif ($target eq 'webgrade') {
     &Apache::lonxml::get_all_text('/introparagraph',$parser);      &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
  }   }
   
     }      }
Line 1266  sub start_Instance { Line 1723  sub start_Instance {
     push(@Apache::bridgetask::instancelist,$id);      push(@Apache::bridgetask::instancelist,$id);
     $dimension{$id.'.optionalrequired'}=      $dimension{$id.'.optionalrequired'}=
  &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);   &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
       my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
       if (lc($disabled) eq 'yes') {
    $dimension{$id.'.disabled'}='1';
       }
     return '';      return '';
 }  }
   
Line 1273  sub end_Instance { Line 1734  sub end_Instance {
 }  }
   
 sub start_InstanceText {  sub start_InstanceText {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $instance_id=$Apache::bridgetask::instance[-1];      my $instance_id=$Apache::bridgetask::instance[-1];
     my $text=&Apache::lonxml::get_all_text('/instancetext',$parser);      my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $dimension{$instance_id.'.text'}=$text;   $dimension{$instance_id.'.text'}=$text;
     }      }
Line 1287  sub end_InstanceText { Line 1748  sub end_InstanceText {
 }  }
   
 sub start_Criteria {  sub start_Criteria {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $instance_id=$Apache::bridgetask::instance[-1];      my $instance_id=$Apache::bridgetask::instance[-1];
     my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser);      my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {      if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
  my $id=&get_id($parstack,$safeeval);   my $id=&get_id($parstack,$safeeval);
  $dimension{$instance_id.'.criteria.'.$id}=$criteria;   $dimension{$instance_id.'.criteria.'.$id}=$criteria;

Removed from v.1.50  
changed lines
  Added in v.1.87


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