Diff for /loncom/homework/bridgetask.pm between versions 1.67 and 1.150

version 1.67, 2005/10/04 19:41:02 version 1.150, 2006/05/12 06:55:46
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'};
           
     my @allowed=split(",",$slot->{'proctor'});      my @allowed=split(",",$slot->{'proctor'});
     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/ &&
  my $version=   $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
     $Apache::lonhomework::results{'resource.version'}=   $authenticated=1;
     ++$Apache::lonhomework::history{'resource.version'};      } else {
  $Apache::lonhomework::results{"resource.$version.checkedin"}=  
     $user.'@'.$domain;   my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
  $Apache::lonhomework::results{"resource.$version.checkedin.slot"}=   if ($authhost ne 'no_host') {
     $slot_name;      $authenticated=1;
  foreach my $key (keys(%Apache::lonhomework::history)) {  
     if ($key=~/^resource\.0\./) {  
  $Apache::lonhomework::results{$key}='';  
     }  
  }   }
       }
       if ($authenticated) {
    &create_new_version($type,$user,$domain,$slot_name);
  return 1;   return 1;
     }      }
  }   }
Line 89  sub proctor_check_auth { Line 88  sub proctor_check_auth {
     return 0;      return 0;
 }  }
   
   sub create_new_version {
       my ($type,$user,$domain,$slot_name) = @_;
       if ($type eq 'Task') {
    # increment version
    my $version=
       $Apache::lonhomework::history{'resource.0.version'};
    $version++;
   
    #clean out all current results
    foreach my $key (keys(%Apache::lonhomework::history)) {
       if ($key=~/^resource\.0\./) {
    $Apache::lonhomework::results{$key}='';
       }
    }
   
    #setup new version and who did it
    $Apache::lonhomework::results{'resource.0.version'}=$version;
    if (defined($user) && defined($domain)) {
       $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
    $user.':'.$domain;
    }
    if (defined($slot_name)) {
       $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
    $slot_name;
    }
       } elsif ($type eq 'problem') {
    &Apache::lonxml::debug("authed $slot_name");
    if (defined($user) && defined($domain)) {
       $Apache::lonhomework::results{"resource.0.checkedin"}=
    $user.':'.$domain;
    }
    if (defined($slot_name)) {
       $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
    $slot_name;
    }
       }
   }
   
 sub get_version {  sub get_version {
     my ($version,$previous);      my ($version,$previous);
     if ($env{'form.previousversion'} &&       if ($env{'form.previousversion'} && 
  $env{'form.previousversion'} ne 'current' &&   $env{'form.previousversion'} ne 'current' &&
  defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.status'})) {   defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
  $version=$env{'form.previousversion'};   $version=$env{'form.previousversion'};
  $previous=1;   $previous=1;
     } else {      } else {
  $version=$Apache::lonhomework::history{'resource.version'};   if (defined($Apache::lonhomework::results{'resource.0.version'})) {
       $version=$Apache::lonhomework::results{'resource.0.version'};
    } elsif (defined($Apache::lonhomework::history{'resource.0.version'})) {
       $version=$Apache::lonhomework::history{'resource.0.version'};
    }
  $previous=0;   $previous=0;
     }      }
     if (wantarray) {      if (wantarray) {
Line 109  sub get_version { Line 150  sub get_version {
 sub add_previous_version_button {  sub add_previous_version_button {
     my ($status)=@_;      my ($status)=@_;
     my $result;      my $result;
     if ($Apache::lonhomework::history{'resource.version'} eq '') {      if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
  return '';   return '';
     }      }
     if ($Apache::lonhomework::history{'resource.version'} < 2 &&      if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
  $status ne 'NEEDS_CHECKIN') {   $status ne 'NEEDS_CHECKIN') {
  return '';   return '';
     }      }
Line 123  sub add_previous_version_button { Line 164  sub add_previous_version_button {
     "</h3>\n";      "</h3>\n";
     }      }
     my @to_show;      my @to_show;
     foreach my $test_version (1..$Apache::lonhomework::history{'resource.version'}) {      foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
  if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.status'})) {   if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
     push(@to_show,$test_version);      push(@to_show,$test_version);
  }   }
     }      }
Line 132  sub add_previous_version_button { Line 173  sub add_previous_version_button {
  join("</option>\n<option>",@to_show).   join("</option>\n<option>",@to_show).
      "</option>\n";       "</option>\n";
     $list.='<option value="current">'.&mt('Current').'</option>';      $list.='<option value="current">'.&mt('Current').'</option>';
     $result.='<form name="getprevious" method="POST" action="';      $result.='<form name="getprevious" method="post" action="';
     my $uri=$env{'request.uri'};      my $uri=$env{'request.uri'};
     if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }      if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
     $result.=$uri.'">'.      $result.=$uri.'">'.
Line 147  sub add_grading_button { Line 188  sub add_grading_button {
     my (undef,$cid)=&Apache::lonxml::whichuser();      my (undef,$cid)=&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.'.$cid.'.domain'};
     my %sections;      my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
     my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);  
     my $size=5;      my $size=5;
     if (scalar(keys(%sections)) < 3) {      if (scalar(keys(%sections)) < 3) {
  $size=scalar(keys(%sections))+2;   $size=scalar(keys(%sections))+2;
     }      }
     my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";      my $sec_select = '<select multiple="multiple" name="chosensections" size="'.$size.'">'."\n";
     $sec_select .= "<option value='all' selected='selected'>all</option>\n";      $sec_select .= "<option value='all' selected='selected'>all</option>\n";
     foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {      foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
  $sec_select .= "<option name=\"$sec\">$sec</option>\n";   $sec_select .= "<option value=\"$sec\">$sec</option>\n";
     }      }
     $sec_select .= "<option value='none'>none</option></select>\n";      $sec_select .= "<option value='none'>none</option></select>\n";
           
Line 165  sub add_grading_button { Line 206  sub add_grading_button {
     $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.='<table><tr>';
  $result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);   $result.='<td rowspan="4">Specify a section: </td><td rowspan="4">'.$sec_select.'</td>';
    $result.='<td>'.' <input type="submit" name="reviewagrading" value="'.
       &mt("Select an entry from the grading queue:").'" /> ';
   
  $result.=' <input type="submit" name="reviewagrading" value="'.   $result.= &mt("[_1] entries, [_2] ready, [_3] being graded",$entries,$ready,$locks).' </td></tr>'."\n";
     &mt("Select an entry from the grading queue").'" /> </p>'."\n";  
   
  ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');   ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
  $result.='<p>'.&mt("Review Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);   $result.='<tr><td>'.
  $result.=' <input type="submit" name="reviewasubmission" value="'.      ' <input type="submit" name="reviewasubmission" value="'.
     &mt("Select an entry from the review queue").'" /> </p>'."\n";      &mt("Select an entry from the review queue:").'" /> ';
  $result.=' <input type="submit" name="regradeasubmission" value="'.   $result.=&mt("[_1] entries, [_2] ready, [_3] being graded",
     &mt("Select a user to regrade.").'" /> </p>'."\n";       $entries,$ready,$locks).'</td></tr>'."\n";
    $result.='<tr><td> <input type="submit" name="regradeasubmission" value="'.
       &mt("List of user's grade status").'" /> </td></tr></table>'."\n";
    $result.='<p> <input type="submit" name="regradeaspecificsubmission" value="'.
       &mt("Regrade specific user:").'" />'."\n";
    $result.='<input type="text" size="12" name="gradinguser" />';
    $result.=&Apache::loncommon::select_dom_form($env{'user.domain'},
        'gradingdomain');
    $result.=' '.
       &Apache::loncommon::selectstudent_link('gradesubmission',
      'gradinguser',
      'gradingdomain');
    $result.=&Apache::loncommon::studentbrowser_javascript();
    $result.= '</p>';
     }      }
     return $result;      return $result;
 }  }
Line 186  sub add_request_another_attempt_button { Line 241  sub add_request_another_attempt_button {
     if (!$text) { $text="Request another attempt"; }      if (!$text) { $text="Request another attempt"; }
     my $result;      my $result;
     my $symb=&Apache::lonnet::symbread();      my $symb=&Apache::lonnet::symbread();
       # not a slot access based resource
       my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
       if ($useslots =~ /^\s*no\s*$/i) {
    return '';
       }
   
     my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);      my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
     my $action='get_reservation';      my $action='get_reservation';
     if ($slot_name) {      if ($slot_name) {
Line 200  STUFF Line 261  STUFF
           
     if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }      if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
     $symb=&Apache::lonnet::escape($symb);      $symb=&Apache::lonnet::escape($symb);
     $result.='<form method="POST" action="/adm/slotrequest">'.      $result.='<form method="post" action="/adm/slotrequest">'.
  '<input type="hidden" name="symb" value="'.$symb.'" />'.   '<input type="hidden" name="symb" value="'.$symb.'" />'.
  '<input type="hidden" name="command" value="'.$action.'" />'.   '<input type="hidden" name="command" value="'.$action.'" />'.
  '<input type="submit" name="requestattempt" value="'.   '<input type="submit" name="requestattempt" value="'.
Line 222  sub preserve_grade_info { Line 283  sub preserve_grade_info {
 }  }
   
 sub style {  sub style {
     return (<<STYLE);      my ($target) = @_;
 <style type="text/css">      if ($target eq 'web'
 .fail, .pass, .neutral {   || $target eq 'webgrade') {
     position: relative;   return (<<STYLE);
     margin : 5px;  <link rel="stylesheet" type="text/css" href="/res/adm/includes/task.css" />
     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  STYLE
       }
       return;
 }  }
   
 sub show_task {  sub show_task {
Line 291  sub show_task { Line 302  sub show_task {
        ( $status eq 'NOT_IN_A_SLOT') ||         ( $status eq 'NOT_IN_A_SLOT') ||
        ( $status eq 'NEEDS_CHECKIN') ||         ( $status eq 'NEEDS_CHECKIN') ||
        ( $status eq 'WAITING_FOR_GRADE') ||         ( $status eq 'WAITING_FOR_GRADE') ||
        ( $status eq 'INVALID_ACCESS') )) {         ( $status eq 'INVALID_ACCESS') ||
          ( &get_version() eq ''))) {
  return 0;   return 0;
     }      }
     if ($env{'form.donescreen'}) { return 0; }      if ($env{'form.donescreen'}) { return 0; }
Line 306  sub internal_location { Line 318  sub internal_location {
 sub submission_time_stamp {  sub submission_time_stamp {
     my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();      my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $submissiontime;      my $submissiontime;
     my $version=$Apache::lonhomework::history{'resource.version'};      my $version=$Apache::lonhomework::history{'resource.0.version'};
     for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {      for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
  if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {   if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
     $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};      $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
Line 314  sub submission_time_stamp { Line 326  sub submission_time_stamp {
     }      }
     my $result;      my $result;
     if ($submissiontime) {      if ($submissiontime) {
  my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.checkedin.slot'};   my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
  my %slot=&Apache::lonnet::get_slot($slot_name);   my %slot=&Apache::lonnet::get_slot($slot_name);
  my $diff = $slot{'endtime'} - $submissiontime;   my $diff = $slot{'endtime'} - $submissiontime;
  my ($color,$when)=('red','after');   my ($color,$when)=('#FF6666','after');
  if ($diff > 0) { ($color,$when)=('green','before'); }   if ($diff > 0) { ($color,$when)=('#336600','before'); }
  my $info;   my $info;
  if ($diff%60) { $info=($diff%60).' seconds'; }   if ($diff%60) { $info=($diff%60).' seconds'; }
  $diff=int($diff/60);   $diff=int($diff/60);
Line 335  sub submission_time_stamp { Line 347  sub submission_time_stamp {
     return $result;      return $result;
 }  }
   
   sub file_list {
       my ($files,$uname,$udom) = @_;
       if (!defined($uname) || !defined($udom)) {
    (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
       }
       my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
   
       my $file_list="<ul class=\"LC_GRADING_handininfo\">\n";
       foreach my $partial_file (split(',',$files)) {
    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";
       return $file_list;
   }
   
   sub webgrade_standard_info {
       my ($version)=&get_version();
   
       my $file_list = &file_list($Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"});
   
       my %lt=&Apache::lonlocal::texthash('done' => 'Next Item',
          'stop' => 'Quit Grading',
          'fail' => 'Fail Rest',
          );
          
       my $result=<<INFO;
     <div class="LC_GRADING_maincontrols">
       <input type="submit" name="next" value="$lt{'done'}" />
       <input type="submit" name="stop" value="$lt{'stop'}" />
       <input type="button" name="fail" value="$lt{'fail'}" 
              onclick="javascript:onFailRest()" />
     </div>
     $file_list
   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;      $Apache::lonhomework::parsing_a_task=1;
     #should get back a <html> or the neccesary stuff to start XML/MathML  
     my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=      my $name;
  &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);      if ($target eq 'web' || $target eq 'webgrade') {
        $name = &Apache::structuretags::get_resource_name($parstack,$safeeval);
     if ($target eq 'web') {      }
  if ($Apache::lonhomework::modifygrades) {  
     $body_tag_start.='<form name="gradesubmission" method="POST" action="';      my ($result,$form_tag_start);
       if ($target eq 'web' || $target eq 'webgrade' || $target eq 'tex'
    || $target eq 'edit') {
    ($result,$form_tag_start) =
       &Apache::structuretags::page_start($target,$token,$tagstack,
          $parstack,$parser,$safeeval,
          $name,&style($target));
    $result .= '<div class="LC_task">'."\n";
       }
   
       if ($target eq 'web' && $env{'request.state'} ne 'construct') {
    if ($Apache::lonhomework::queuegrade
       || $Apache::lonhomework::modifygrades) {
       $result.='<form name="gradesubmission" method="post" action="';
     my $uri=$env{'request.uri'};      my $uri=$env{'request.uri'};
     if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }      if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
     $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";      $result.=$uri.'">'.&add_grading_button()."</form>";
     my $symb=&Apache::lonnet::symbread();      my $symb=&Apache::lonnet::symbread();
     if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {      if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
  $body_tag_start.='<form method="POST" action="/adm/slotrequest">'.   $result.='<form method="post" name="slotrequest" action="/adm/slotrequest">'.
     '<input type="hidden" name="symb" value="'.$symb.'" />'.      '<input type="hidden" name="symb" value="'.$symb.'" />'.
     '<input type="hidden" name="command" value="showslots" />'.      '<input type="hidden" name="command" value="showslots" />'.
     '<input type="submit" name="requestattempt" value="'.      '<input type="submit" name="requestattempt" value="'.
     &mt('Show Slot list').'" />'.      &mt('Show Slot list').'" />'.
     '</form>';      '</form>';
    my $target_id = 
       &Apache::lonstathelpers::make_target_id({symb => $symb,
        part => '0'});
    $result.='<form method="post" name="gradingstatus" action="/adm/statistics">'.
       '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
       '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
       '<input type="submit" name="grading" value="'.
       &mt('Show Grading Status').'" />'.
       '</form>';
     }      }
  }   }
     }      }
       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');
    if ($status eq 'CAN_ANSWER' && $version eq '' && $slot_name eq '') {
       &create_new_version('Task');
       ($version,$previous)=&get_version();
    }
   
  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.'";';
  $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.solved"}.'";';   $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
  &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);   $result.=&add_previous_version_button($status);
  if (!&show_task($status,$previous)) {   if (!&show_task($status,$previous)) {
     my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);      my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
     if ( $target eq "web" ) {      if ( $target eq "web" ) {
  $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>';      $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
Line 396  sub start_Task { Line 486  sub start_Task {
  } elsif ($env{'form.donescreen'}) {   } elsif ($env{'form.donescreen'}) {
     my $title=&Apache::lonnet::gettitle();      my $title=&Apache::lonnet::gettitle();
     my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});      my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
     my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';      my (undef,undef,$domain,$user)=
    &Apache::lonxml::whichuser();
       my $files = '<ul>';
       foreach my $file (@files) {
    my $url="/uploaded/$domain/$user/portfolio$file";
    if (! &Apache::lonnet::stat_file($url)) {
       $file = &mt('<font color="red"> Nonexistant file:</font> <tt>[_1]</tt>',$file);
    } else {
       $file = '<tt>'.$file.'</tt>';
    }
    $files .= '<li>'.$file.'</li>';
       }
       $files.='</ul>';
   
     $result.=<<DONESCREEN;      $result.=<<DONESCREEN;
 <h2>$title</h2>  <h2>$title</h2>
 <p> Files submitted: $files </p>  <p> Files submitted: $files </p>
Line 421  DONESCREEN Line 524  DONESCREEN
  }   }
     } elsif ($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',
     {'type' => 'task',
      'time' => time,
      'slot' => 
          $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);  
     $result.="$head_tag_start<title>$name</title></head>  
               $body_tag_start \n".&style();  
       
     $result.=&preserve_grade_info();      $result.=&preserve_grade_info();
     $result.=&internal_location();      $result.=&internal_location();
     $result.=$form_tag_start.      $result.=$form_tag_start.
Line 439  DONESCREEN Line 548  DONESCREEN
       $target eq 'webgrade') {        $target eq 'webgrade') {
  my $webgrade='yes';   my $webgrade='yes';
  if ($target eq 'webgrade') {   if ($target eq 'webgrade') {
     $result.=$head_tag_start.$body_tag_start;      $result.= "\n".'<div class="LC_GRADING_task">'."\n".
    '<script type="text/javascript" 
                            src="/res/adm/includes/task_grading.js"></script>';
     #$result.='<br />Review'.&show_queue('reviewqueue');      #$result.='<br />Review'.&show_queue('reviewqueue');
     #$result.='<br />Grade'.&show_queue('gradingqueue');      #$result.='<br />Grade'.&show_queue('gradingqueue');
  }   }
Line 448  DONESCREEN Line 559  DONESCREEN
         #       Hrrm, vaildation pass should perhaps say 'not_locked'          #       Hrrm, vaildation pass should perhaps say 'not_locked'
         #       perhaps do a search if there is a key that is mine and if          #       perhaps do a search if there is a key that is mine and if
         #       there isn't reshow the queue....          #       there isn't reshow the queue....
  my ($todo,$status_code)=&get_key_todo($target);   my ($todo,$status_code,$msg)=&get_key_todo($target);
   
  if ($todo) {   if ($todo) {
     &setup_env_for_other_user($todo,$safeeval);      &setup_env_for_other_user($todo,$safeeval);
Line 461  DONESCREEN Line 572  DONESCREEN
     $Apache::bridgetask::queue_key=$todo;      $Apache::bridgetask::queue_key=$todo;
     &Apache::structuretags::initialize_storage();      &Apache::structuretags::initialize_storage();
     &Apache::lonhomework::showhash(%Apache::lonhomework::history);      &Apache::lonhomework::showhash(%Apache::lonhomework::history);
     if ($target eq 'webgrade') {      if ($target eq 'webgrade' && $status_code eq 'selected') {
  #$result.='<br />After -'.&show_queue($env{'form.queue'});   $form_tag_start.=
  $result.="\n".'<table width="100%" style="width:100%" border="1">';      '<input type="hidden" name="queuemode" value="selected" />';
  if ($status_code eq 'selected') {  
     $form_tag_start.=  
  '<input type="hidden" name="queuemode" value="selected" />';  
  }  
     }      }
  } else {   } else {
     if ($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>';      $result.='<b>'.&mt("Failed to lock the requested record.")
    .'</b>'.$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();      $result.=&select_user();
    } elsif ($status_code eq 'unable') {
       $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
    } elsif ($status_code eq 'not_allowed') {
       $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
  } 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') {      if ($webgrade eq 'yes') {
Line 511  DONESCREEN Line 626  DONESCREEN
                                value="'.$sec.'" />';                                 value="'.$sec.'" />';
  }   }
     }      }
       if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
    }
    if ($target eq 'webgrade') {
       $result.="\n".'<div id="LC_GRADING_criterialist">';
  }   }
       } elsif ($target eq 'edit') {
    $result.=$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 541  sub get_key_todo { Line 667  sub get_key_todo {
  return (undef,'select_user');   return (undef,'select_user');
     }      }
   
   
       my $me=$env{'user.name'}.':'.$env{'user.domain'};
   
       #need to try both queues..
       if (defined($env{'form.regradeaspecificsubmission'}) &&
    defined($env{'form.gradinguser'})               &&
    defined($env{'form.gradingdomain'})               ) {
    my ($symb,$cid)=&Apache::lonxml::whichuser();
    my $cnum  = $env{'course.'.$cid.'.num'};
    my $cdom  = $env{'course.'.$cid.'.domain'};
    my $uname = $env{'form.gradinguser'};
    my $udom  = $env{'form.gradingdomain'};
   
    my $gradingkey=&encode_queue_key($symb,$udom,$uname);
   
    my $queue;
   
    if      (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
       $env{'form.queue'} = $queue = 'gradingqueue';
    } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
       $env{'form.queue'} = $queue = 'reviewqueue';
    }
   
    if (!$queue) {
       $env{'form.queue'} = $queue = 'none';
       #not queued so doing either a re or pre grade
       return ($gradingkey);
    }
   
    my $who=&queue_key_locked($queue,$gradingkey);
    if ($who eq $me) {
       #already have the lock
       $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
       return ($gradingkey);
    }
   
    if (!defined($who)) {
       if (&lock_key($queue,$gradingkey)) {
    return ($gradingkey);
       } else {
    return (undef,'lock_failed');
       }
    }
   
    #otherwise (defined($who) && $who ne $me) some else has it...
    return (undef,'not_allowed',
    &mt('Another user ([_1]) currently has the record for [_2] locked.',
       $who,$env{'form.gradinguser'}.':'.$env{'form.gradingdomain'}));
       }
   
   
     my $queue=$env{'form.queue'};      my $queue=$env{'form.queue'};
   
     if (!defined($queue)) {      if (!defined($queue)) {
Line 568  sub get_key_todo { Line 745  sub get_key_todo {
  && $env{'form.queuemode'} eq 'selected') {   && $env{'form.queuemode'} eq 'selected') {
   
  my $who=&queue_key_locked($queue,$gradingkey);   my $who=&queue_key_locked($queue,$gradingkey);
  my $me=$env{'user.name'}.'@'.$env{'user.domain'};  
  if ($who eq $me) {   if ($who eq $me) {
     &Apache::lonxml::debug("Found a key was given to me");      &Apache::lonxml::debug("Found a key was given to me");
     return ($gradingkey,'selected');      return ($gradingkey,'selected');
Line 611  sub get_key_todo { Line 787  sub get_key_todo {
     return (undef,undef)      return (undef,undef)
 }  }
   
   sub minimize_storage {
       foreach my $key (keys(%Apache::lonhomework::results)) {
    if ($key =~ /regrader$/) { next; }
    if ($Apache::lonhomework::results{$key} eq
       $Apache::lonhomework::history{$key}) {
       delete($Apache::lonhomework::results{$key});
    }
       }
   }
   
 sub end_Task {  sub end_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result='';      my $result='';
Line 618  sub end_Task { Line 804  sub end_Task {
     my ($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 ($target eq 'web') {
  if (&show_task($status,$previous)) {   if (&show_task($status,$previous)) {
     $result.=&Apache::lonxml::endredirection();      $result.=&Apache::lonxml::endredirection();
Line 636  sub end_Task { Line 819  sub end_Task {
 <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>  <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
 <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').  <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
   "</table>";    "</table>";
    }
    if (!$previous && $status ne 'SHOW_ANSWER' &&
       &show_task($status,$previous)) {
     $result.=&Apache::inputtags::gradestatus('0');      $result.=&Apache::inputtags::gradestatus('0');
     $result.='</form>';      $result.='</form>';
       my $action = &Apache::lonenc::check_encrypt($env{'request.uri'});
     $result.=<<DONEBUTTON;      $result.=<<DONEBUTTON;
 <form method="POST">  <form name="done" method="post" action="$action">
    <input type="hidden" name="donescreen" value="1" />     <input type="hidden" name="donescreen" value="1" />
    <input type="submit" value="Done" />     <input type="submit" value="Done" />
 </form>  </form>
 DONEBUTTON  DONEBUTTON
  }                  }
  if (&show_task($status,$previous) &&   if (&show_task($status,$previous) &&
     $Apache::lonhomework::history{"resource.$version.status"} =~ /^(pass|fail)$/) {      $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
     my $bt_status=$Apache::lonhomework::history{"resource.$version.status"};      my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
     my $title=&Apache::lonnet::gettitle();      my $title=&Apache::lonnet::gettitle();
     my %slot=&Apache::lonnet::get_slot($Apache::inputtags::slot_name);  
     my $start_time=  
  &Apache::lonlocal::locallocaltime($slot{'starttime'});  
   
     my $status;      my $start_time;
     $status.="\n<div class='$bt_status'>\n";  
       my $slot_name=
    $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
       if ($slot_name) {
    my %slot=&Apache::lonnet::get_slot($slot_name);
   
    $start_time=$slot{'starttime'}
       } else {
    $start_time= 
       &Apache::lonnet::EXT('resource.0.opendate');
       }
       $start_time=&Apache::lonlocal::locallocaltime($start_time);
   
       my $status = "\n<div class='LC_$bt_status LC_criteria'>\n";
           
     if ($bt_status eq 'pass')  {      if ($bt_status eq 'pass')  {
  $status.='<h2>You passed the '.$title.' given on '.   $status.='<h2>You passed the '.$title.' given on '.
     $start_time.'.</h2>';      $start_time.'</h2>';
     }      }
     if ($bt_status eq 'fail')  {      if ($bt_status eq 'fail')  {
  $status.='<h2>You did not pass the '.$title.' given on '.   $status.='<h2>You did not pass the '.$title.' given on '.
     $start_time.'.</h2>';      $start_time.'</h2>';
  if (!$previous) {   if (!$previous) {
     $status.=&add_request_another_attempt_button();      $status.=&add_request_another_attempt_button();
  }   }
Line 674  DONEBUTTON Line 871  DONEBUTTON
  if ($Apache::bridgetask::dimensionmandatory{$dim_id}   if ($Apache::bridgetask::dimensionmandatory{$dim_id}
     eq 'N') {      eq 'N') {
     $opt_count++;      $opt_count++;
     if ($Apache::lonhomework::history{"resource.$version.$dim_id.status"} eq 'pass') {      if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
  $opt_passed++;   $opt_passed++;
     }      }
  } else {   } else {
Line 684  DONEBUTTON Line 881  DONEBUTTON
     my $opt_req=&Apache::lonxml::get_param('OptionalRequired',      my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
  $parstack,$safeeval);   $parstack,$safeeval);
     if ($opt_req !~ /\S/) { $opt_req='0'; }      if ($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";      $status.="\n<p>".&mt('You needed to pass all of the [_1]  mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
   
     my $internal_location=&internal_location();      my $internal_location=&internal_location();
     $result=~s/\Q$internal_location\E/$status/;      $result=~s/\Q$internal_location\E/$status/;
  }   }
     }    $result.="\n</div>\n".
     if ($target eq 'web' || $target eq 'webgrade') {      &Apache::loncommon::end_page({'discussion' => 1});
  $result.=&Apache::lonxml::xmlend().'</html>';  
     }      }
  }   }
  if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {   if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
Line 711  DONEBUTTON Line 907  DONEBUTTON
     $Apache::lonhomework::results{"resource.$version.0.submission"}='';      $Apache::lonhomework::results{"resource.$version.0.submission"}='';
     } else {      } else {
  delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});   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);   my $useslots = &Apache::lonnet::EXT("resource.0.useslots");
    if ($useslots =~ /^\s*no\s*$/i) {
       &add_to_queue('gradingqueue',
     {'type' => 'task',
      'time' => time});
    } elsif (defined($Apache::inputtags::slot_name)) {
       &add_to_queue('gradingqueue',
     {'type' => 'task',
      'time' => time,
      'slot' => $Apache::inputtags::slot_name});
    }
     }      }
    } elsif ($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 729  DONEBUTTON Line 938  DONEBUTTON
     &Apache::lonhomework::showhash(%Apache::lonhomework::results);      &Apache::lonhomework::showhash(%Apache::lonhomework::results);
     foreach my $dim_id (@Apache::bridgetask::dimensionlist) {      foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
  my $status=   my $status=
     $Apache::lonhomework::results{"resource.$version.$dim_id.status"};      $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
  my $mandatory=   my $mandatory=
     ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');      ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
  if ($status eq 'pass') {   if ($status eq 'pass') {
Line 748  DONEBUTTON Line 957  DONEBUTTON
  $mandatory_failed++;   $mandatory_failed++;
     }      }
     &Apache::lonxml::debug("all dim ".join(':',@Apache::bridgetask::dimensionlist)."results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");      &Apache::lonxml::debug("all dim ".join(':',@Apache::bridgetask::dimensionlist)."results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
     $Apache::lonhomework::results{'resource.grader'}=      $Apache::lonhomework::results{'resource.0.regrader'}=
  $env{'user.name'}.'@'.$env{'user.domain'};   $env{'user.name'}.':'.$env{'user.domain'};
     if ($review) {      if ($review) {
  $Apache::lonhomework::results{"resource.$version.status"}='review';   $Apache::lonhomework::results{"resource.$version.0.status"}='review';
  if ($env{'form.queue'} eq 'reviewqueue') {   if ($env{'form.queue'} eq 'reviewqueue') {
     &check_queue_unlock($env{'form.queue'});      &check_queue_unlock($env{'form.queue'});
     &Apache::lonxml::debug(" still needs review not changing status.");      &Apache::lonxml::debug(" still needs review not changing status.");
Line 759  DONEBUTTON Line 968  DONEBUTTON
     &move_between_queues($env{'form.queue'},'reviewqueue');      &move_between_queues($env{'form.queue'},'reviewqueue');
  }   }
     } elsif ($ungraded) {      } elsif ($ungraded) {
  $Apache::lonhomework::results{"resource.$version.status"}='ungraded';   $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
  if ($env{'form.queue'} eq 'reviewqueue' ||   if ($env{'form.queue'} eq 'reviewqueue' ||
     $env{'form.queue'} eq 'none' ) {      $env{'form.queue'} eq 'none' ) {
     &Apache::lonxml::debug("moving back.");      &Apache::lonxml::debug("moving back.");
Line 768  DONEBUTTON Line 977  DONEBUTTON
     &check_queue_unlock($env{'form.queue'});      &check_queue_unlock($env{'form.queue'});
  }   }
     } elsif ($mandatory_failed) {      } elsif ($mandatory_failed) {
  $Apache::lonhomework::results{"resource.$version.status"}='fail';   $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
  $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';   $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
  $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';   $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
  $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';   $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
Line 786  DONEBUTTON Line 995  DONEBUTTON
        ["$version.0.bridgetask"]);         ["$version.0.bridgetask"]);
  }   }
     } else {      } else {
  $Apache::lonhomework::results{"resource.$version.status"}='pass';   $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
  $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';   $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
  $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';   $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
  $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';   $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
Line 803  DONEBUTTON Line 1012  DONEBUTTON
        ["$version.0.bridgetask"]);         ["$version.0.bridgetask"]);
  }   }
     }      }
     $Apache::lonhomework::results{"resource.status"}=      $Apache::lonhomework::results{"resource.0.status"}=
  $Apache::lonhomework::results{"resource.$version.status"};   $Apache::lonhomework::results{"resource.$version.0.status"};
     if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {      if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
  $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"};
Line 813  DONEBUTTON Line 1022  DONEBUTTON
  $Apache::lonhomework::results{"resource.0.solved"}=   $Apache::lonhomework::results{"resource.0.solved"}=
     $Apache::lonhomework::results{"resource.$version.0.solved"};      $Apache::lonhomework::results{"resource.$version.0.solved"};
     }      }
       &minimize_storage();
     &Apache::structuretags::finalize_storage();      &Apache::structuretags::finalize_storage();
  }   }
     } elsif ($target eq 'webgrade') {      } elsif ($target eq 'webgrade') {
  $result.="</table>\n<hr />";   $result.="</div>";
  #$result.='<input type="submit" name="next" value="'.   #$result.='<input type="submit" name="next" value="'.
  #    &mt('Save &amp; Next').'" /> ';   #    &mt('Save &amp; Next').'" /> ';
  #$result.='<input type="submit" name="end" value="'.   #$result.='<input type="submit" name="end" value="'.
Line 825  DONEBUTTON Line 1035  DONEBUTTON
  #    &mt('Throw Away &amp; Stop Grading').'" /> ';   #    &mt('Throw Away &amp; Stop Grading').'" /> ';
  #$result.='<input type="submit" name="save" value="'.   #$result.='<input type="submit" name="save" value="'.
  #    &mt('Save Partial Grade and Continue Grading').'" /> ';   #    &mt('Save Partial Grade and Continue Grading').'" /> ';
  $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';   $result.='</form>'."\n</div>\n</div>\n".
       &Apache::loncommon::end_page();
     } elsif ($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 844  sub move_between_queues { Line 1061  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,$cur_data);
     if ($result ne 'ok') {      if ($result ne 'ok') {
  return $result;   return $result;
     }      }
Line 857  sub check_queue_unlock { Line 1074  sub check_queue_unlock {
     if ($queue eq 'none') { return 'ok'; }      if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();      my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     if (!defined($key)) {      if (!defined($key)) {
  $key="$symb\0queue\0$uname\@$udom";   $key="$symb\0queue\0$uname:$udom";
     }      }
     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 $me=$env{'user.name'}.'@'.$env{'user.domain'};      my $me=$env{'user.name'}.':'.$env{'user.domain'};
     my $who=&queue_key_locked($queue,$key,$cdom,$cnum);      my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
     if  ($who eq $me) {      if  ($who eq $me) {
  return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);   return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
Line 872  sub check_queue_unlock { Line 1089  sub check_queue_unlock {
     return 'not_owner';      return 'not_owner';
 }  }
   
   sub in_queue {
       my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
       if ($queue eq 'none') { return 0; }
       if (!defined($symb) || !defined($cdom) || !defined($cnum)
    || !defined($udom) || !defined($uname)) {
    ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
    $cnum=$env{'course.'.$cid.'.num'};
    $cdom=$env{'course.'.$cid.'.domain'};
       }
   
       my $key=&encode_queue_key($symb,$udom,$uname);
       my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
   
       if (defined($results{$key})) {
    return 1;
       }
       return 0;
   }
   
 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.'.$cid.'.domain'};
       }
       if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
    return 'ok';
       }
       my $key=&encode_queue_key($symb,$udom,$uname);
     my @keys=($key,"$key\0locked");      my @keys=($key,"$key\0locked");
     return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);      return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
 }  }
Line 899  sub get_queue_data { Line 1141  sub get_queue_data {
     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 $todo="$symb\0queue\0$uname\@$udom";      my $todo="$symb\0queue\0$uname:$udom";
     my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);      my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
     if ($key eq $todo && ref($value)) {      if ($key eq $todo && ref($value)) {
  return $value;   return $value;
Line 907  sub get_queue_data { Line 1149  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 918  sub check_queue_for_key { Line 1160  sub check_queue_for_key {
  if (defined($results{"$todo\0locked"})) {   if (defined($results{"$todo\0locked"})) {
     return 'locked';      return 'locked';
  }   }
  my $slot=$results{$todo}->[0];   if (my $slot=&slotted_access($results{$todo})) {
  my %slot_data=&Apache::lonnet::get_slot($slot);      my %slot_data=&Apache::lonnet::get_slot($slot);
  if ($slot_data{'endtime'} > time) {       if ($slot_data{'endtime'} > time) { 
     return 'in_progress';   return 'in_progress';
       }
    } else {
       my ($symb) = &decode_queue_key($todo);
       my $due_date = &Apache::lonhomework::due_date('0',$symb);
       if ($due_date > time) {
    return 'in_progress';
       }
  }   }
  return 'enqueued';   return 'enqueued';
     }      }
Line 929  sub check_queue_for_key { Line 1178  sub check_queue_for_key {
 }  }
   
 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 962  sub show_queue { Line 1214  sub show_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>";      my $title=&Apache::lonnet::gettitle($symb);
     if ($with_selects) { $result.="<th></th>"; }      $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
     $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";      if ($with_selects) { $result.="<th>Status</th><th></th>"; }
       $result.="<th>user</th><th>data</th></tr>";
     foreach my $key (sort(keys(%queue))) {      foreach my $key (sort(keys(%queue))) {
  my ($symb,$uname,$udom) = &decode_queue_key($key);   my ($symb,$uname,$udom) = &decode_queue_key($key);
  if (!defined($classlist->{$uname.':'.$udom})) { next; }   if (!defined($classlist->{$uname.':'.$udom})) { next; }
  if ($key=~/locked$/ && !$with_selects) {   if ($key=~/locked$/ && !$with_selects) {
     my $title=&Apache::lonnet::gettitle($symb);      $result.="<tr><td>$uname</td>";
     $result.="<tr><td>$title</td><td>$uname</td>";      $result.='<td>'.$queue{$key}.'</td></tr>';
     $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';  
  } elsif ($key=~/timestamp$/ && !$with_selects) {   } elsif ($key=~/timestamp$/ && !$with_selects) {
     my ($symb,undef) = split("\0",$key);      $result.="<tr><td></td>";
     my $title=&Apache::lonnet::gettitle($symb);      $result.='<td>'.
     $result.="<tr><td>$title</td><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 $title=&Apache::lonnet::gettitle($symb);  
     $result.="<tr>";      $result.="<tr>";
     my $slot=$queue{$key}->[0];      my ($end_time,$slot_text);
     my %slot_data=&Apache::lonnet::get_slot($slot);      if (my $slot=&slotted_access($queue{$key})) {
    my %slot_data=&Apache::lonnet::get_slot($slot);
    $end_time = $slot_data{'endtime'};
    $slot_text = &mt('Slot: [_1]',$slot);
       } else {
    $end_time = &Apache::lonhomework::due_date('0',$symb);
    $slot_text = '';
       }
     if ($with_selects) {      if ($with_selects) {
  my $ekey=&Apache::lonnet::escape($key);   my $ekey=&Apache::lonnet::escape($key);
  my ($action,$description)=('select',&mt('Select'));   my ($action,$description,$status)=('select',&mt('Select'));
  if (exists($queue{"$key\0locked"})) {   if (exists($queue{"$key\0locked"})) {
     my $me=$env{'user.name'}.'@'.$env{'user.domain'};      my $me=$env{'user.name'}.':'.$env{'user.domain'};
       $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
     if ($me eq $queue{"$key\0locked"}) {      if ($me eq $queue{"$key\0locked"}) {
  ($action,$description)=('resume',&mt('Resume'));   ($action,$description)=('resume',&mt('Resume'));
     } else {      } else {
Line 999  sub show_queue { Line 1256  sub show_queue {
     $seclist.='<input type="hidden" name="chosensections"       $seclist.='<input type="hidden" name="chosensections" 
                                value="'.$sec.'" />';                                 value="'.$sec.'" />';
  }   }
  if (time > $slot_data{'endtime'}) {   if ($end_time ne '' && time > $end_time) {
     $result.=(<<FORM);      $result.=(<<FORM);
   <td>$status</td>
 <td>  <td>
 <form method="POST">  <form style="display: inline" method="post">
  <input type="hidden" name="gradingkey" value="$ekey" />   <input type="hidden" name="gradingkey" value="$ekey" />
  <input type="hidden" name="queue" value="$queue" />   <input type="hidden" name="queue" value="$queue" />
  <input type="hidden" name="gradingaction" value="$action" />   <input type="hidden" name="gradingaction" value="$action" />
Line 1015  sub show_queue { Line 1273  sub show_queue {
 FORM  FORM
   
                 } else {                  } else {
     $result.='<td>'.&mt("In Progress").'</td>'      $result.='<td>'.&mt("In Progress").'</td><td>&nbsp;</td>'
  }   }
     }      }
     $result.="<td>$title</td><td>$uname</td>";      $result.= "<td>".$fullname->{$uname.':'.$udom}.
     $result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.   " <tt>($uname:$udom)</tt> </td>";
  &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).      $result.='<td>'.$slot_text.' End time: '.
    &Apache::lonlocal::locallocaltime($end_time).
  "</td></tr>";   "</td></tr>";
  }   }
     }      }
Line 1041  sub get_queue_counts { Line 1300  sub get_queue_counts {
  return (0,0,0);   return (0,0,0);
     }      }
     my ($entries,$ready_to_grade,$locks)=(0,0,0);      my ($entries,$ready_to_grade,$locks)=(0,0,0);
       my %slot_cache;
     foreach my $key (sort(keys(%queue))) {      foreach my $key (sort(keys(%queue))) {
  if ($key=~/locked$/) {   if ($key=~/locked$/) {
     $locks++;      $locks++;
Line 1049  sub get_queue_counts { Line 1309  sub get_queue_counts {
  } elsif ($key!~/(timestamp|locked)$/) {   } elsif ($key!~/(timestamp|locked)$/) {
     my ($symb,$uname,$udom) = &decode_queue_key($key);      my ($symb,$uname,$udom) = &decode_queue_key($key);
     $entries++;      $entries++;
     my $slot=$queue{$key}->[0];      if (my $slot=&slotted_access($queue{$key})) {
     my %slot_data=&Apache::lonnet::get_slot($slot);   if (!exists($slot_cache{$slot})) {
     if (time > $slot_data{'endtime'}) {      my %slot_data=&Apache::lonnet::get_slot($slot);
  $ready_to_grade++;      $slot_cache{$slot} = \%slot_data;
    }
    if (time > $slot_cache{$slot}{'endtime'}) {
       $ready_to_grade++;
    }
       } else {
    my $due_date = &Apache::lonhomework::due_date('0',$symb);
    if ($due_date ne '' && time > $due_date) {
       $ready_to_grade++;
    }
     }      }
  }   }
     }      }
Line 1061  sub get_queue_counts { Line 1330  sub get_queue_counts {
   
 sub encode_queue_key {  sub encode_queue_key {
     my ($symb,$udom,$uname)=@_;      my ($symb,$udom,$uname)=@_;
     return "$symb\0queue\0$uname\@$udom";      return "$symb\0queue\0$uname:$udom";
 }  }
   
 sub decode_queue_key {  sub decode_queue_key {
     my ($key)=@_;      my ($key)=@_;
     my ($symb,undef,$user) = split("\0",$key);      my ($symb,undef,$user) = split("\0",$key);
     my ($uname,$udom) = split('@',$user);      my ($uname,$udom) = split(':',$user);
     return ($symb,$uname,$udom);      return ($symb,$uname,$udom);
 }  }
   
Line 1086  sub queue_key_locked { Line 1355  sub queue_key_locked {
     return undef;      return undef;
 }  }
   
   sub slotted_access {
       my ($queue_entry) = @_;
       if (ref($queue_entry) eq 'ARRAY') {
    if (defined($queue_entry->[0])) {
       return $queue_entry->[0];
    }
    return undef;
       } elsif (ref($queue_entry) eq 'HASH') {
    if (defined($queue_entry->{'slot'})) {
       return $queue_entry->{'slot'};
    }
    return undef;
       }
       return undef;
   }
   
 sub pick_from_queue_data {  sub pick_from_queue_data {
     my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;      my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
       my @possible; # will hold queue entries that are valid to be selected
     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 1097  sub pick_from_queue_data { Line 1385  sub pick_from_queue_data {
  next;   next;
     }      }
  }   }
  my $slot=$queuedata->{$key}[0];   my $end_time;
  my %slot_data=&Apache::lonnet::get_slot($slot);   if (my $slot=&slotted_access($queuedata->{$key})) {
  if ($slot_data{'endtime'} > time) {       my %slot_data=&Apache::lonnet::get_slot($slot);
       if ($slot_data{'endtime'} < time) { 
    $end_time = $slot_data{'endtime'};
       }
    } else {
       my $due_date = &Apache::lonhomework::due_date('0',$symb);
       if ($due_date > time) {
    $end_time = $due_date;
       }
    }
    if ($end_time ne '') {
     &Apache::lonxml::debug("not time");      &Apache::lonxml::debug("not time");
     next;      next;
  }   }
  if (&queue_key_locked($queue,$key,$cdom,$cnum)) {  
    if (exists($queuedata->{"$key\0locked"})) {
     &Apache::lonxml::debug("someone already has um.");      &Apache::lonxml::debug("someone already has um.");
     next;      next;
  }   }
  return $key;   push(@possible,[$key,$end_time]);
       }
       if (@possible) {
           # sort entries in order by slot end time
    @possible = sort { $a->[1] <=> $b->[1] } @possible;
    # pick one of the entries in the top 10% in small queues and one
    # of the first ten entries in large queues
    #my $ten_percent = int($#possible * 0.1);
    #if ($ten_percent < 1 ) { $ten_percent = 1;  }
    #if ($ten_percent > 10) { $ten_percent = 10; }
    #my $max=($#possible < $ten_percent) ? $#possible : $ten_percent;
   
    #return $possible[int(rand($max))][0];
    return $possible[0][0];
     }      }
     return undef;      return undef;
 }  }
Line 1115  sub pick_from_queue_data { Line 1427  sub pick_from_queue_data {
 sub find_mid_grade {  sub find_mid_grade {
     my ($queue,$symb,$cdom,$cnum)=@_;      my ($queue,$symb,$cdom,$cnum)=@_;
     my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});      my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
     my $me=$env{'user.name'}.'@'.$env{'user.domain'};      my $me=$env{'user.name'}.':'.$env{'user.domain'};
     if ($todo) {      if ($todo) {
  my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);   my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
  if ($who eq $me) { return $todo; }   if ($who eq $me) { return $todo; }
Line 1135  sub find_mid_grade { Line 1447  sub find_mid_grade {
   
 sub lock_key {  sub lock_key {
     my ($queue,$todo)=@_;      my ($queue,$todo)=@_;
     my $me=$env{'user.name'}.'@'.$env{'user.domain'};      my $me=$env{'user.name'}.':'.$env{'user.domain'};
     my (undef,$cid)=&Apache::lonxml::whichuser();      my (undef,$cid)=&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'};
Line 1148  sub lock_key { Line 1460  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 1157  sub get_from_queue { Line 1490  sub get_from_queue {
     my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);      my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
     &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));      &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
     if ($todo) { return $todo; }      if ($todo) { return $todo; }
       my $attempts=0;
     while (1) {      while (1) {
    if ($attempts > 2) {
       # tried twice to get a queue entry, giving up
       return (undef,'unable');
    }
  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 $range= ($attempts < 1 ) ? '0-100' : '0-400';
   
  my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);   my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
  #make a pass looking for a user _not_ in my section   #make a pass looking for a user _not_ in my section
  if ($env{'request.course.sec'}) {   if ($env{'request.course.sec'}) {
Line 1175  sub get_from_queue { Line 1515  sub get_from_queue {
  # ready for grading   # ready for grading
  if (!$todo) {   if (!$todo) {
     &Apache::lonxml::debug("no sce");      &Apache::lonxml::debug("no sce");
     $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},      $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
  \%queue,$cdom,$cnum);  
     &Apache::lonxml::debug("no sce $todo");      &Apache::lonxml::debug("no sce $todo");
  }   }
  # no user to grade    # no user to grade 
Line 1184  sub get_from_queue { Line 1523  sub get_from_queue {
  &Apache::lonxml::debug("got $todo");   &Apache::lonxml::debug("got $todo");
  # otherwise found someone so lets try to lock them   # otherwise found someone so lets try to lock them
  # unless someone else already picked them   # unless someone else already picked them
  if (!&lock_key($queue,$todo)) { next; }   if (!&lock_key($queue,$todo)) {
       $attempts++;
       next;
    }
  my (undef,$endtime)=   my (undef,$endtime)=
     &Apache::lonnet::get($queue,["$symb\0timestamp"],      &Apache::lonnet::get($queue,["$symb\0timestamp"],
  $cdom,$cnum);   $cdom,$cnum);
Line 1203  sub get_from_queue { Line 1545  sub get_from_queue {
  &Apache::lonnet::del($queue,["$todo\0locked"],   &Apache::lonnet::del($queue,["$todo\0locked"],
      $cdom,$cnum);       $cdom,$cnum);
  &Apache::lonxml::debug("del");   &Apache::lonxml::debug("del");
    $attempts++;
  next;   next;
     }      }
  }   }
Line 1231  sub select_user { Line 1574  sub select_user {
     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,
    'Task');
  my $queue = 'none';   my $queue = 'none';
  my $cannot_grade;   my $cannot_grade;
  if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {   if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
Line 1256  sub select_user { Line 1602  sub select_user {
  $seclist.='<input type="hidden" name="chosensections"    $seclist.='<input type="hidden" name="chosensections" 
                                value="'.$sec.'" />';                                 value="'.$sec.'" />';
     }      }
       my $studentdis = $student;
       $studentdis =~ tr/:/@/;
     $result.=<<RESULT;      $result.=<<RESULT;
 <tr>  <tr>
   <td>    <td>
     <form method="POST">      <form style="display: inline" method="post">
       <input type="hidden" name="gradingkey" value="$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" />
Line 1267  sub select_user { Line 1615  sub select_user {
       <input type="submit" name="submit" value="Regrade" />        <input type="submit" name="submit" value="Regrade" />
       $seclist        $seclist
     </form>      </form>
   <td>$fullname->{$student}</td>    <td>$fullname->{$student} <tt>($studentdis)</tt></td>
   <td>    <td>
 RESULT  RESULT
         }          }
Line 1287  RESULT Line 1635  RESULT
  if ($status{'version'}) {   if ($status{'version'}) {
     $result .= ' '.&mt('Version').' '.$status{'version'};      $result .= ' '.&mt('Version').' '.$status{'version'};
  }   }
    if ($status{'grader'}) {
       $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
    }
  $result.= '</td><td>';   $result.= '</td><td>';
  if ($status{'reviewqueue'} eq 'enqueued') {   if ($status{'reviewqueue'} eq 'enqueued') {
     $result .= &mt('Awaiting Review');      $result .= &mt('Awaiting Review');
Line 1310  RESULT Line 1661  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.0.status'};
     $status{'gradingqueue'}=&check_queue_for_key($cid,'gradingqueue',   $status{'version'}=$record{'resource.0.version'};
        &encode_queue_key($symb,$udom,$uname));   $status{'grader'}=$record{'resource.0.regrader'};
       }
       $status{'reviewqueue'}=
    &check_queue_for_key($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 1366  sub start_Dimension { Line 1723  sub start_Dimension {
 }  }
   
 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)];
    if ($version =~ /^\d$/) {
       $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} = 
    $instance;
       $Apache::lonhomework::results{'INTERNAL_store'} = 1; 
    }
    &Apache::response::poprandomnumber();
    return $instance;
       }
 }  }
   
 {  {
     my $last_link;      my $last_link;
       sub link {
    my ($instance,$id) = @_;
    return 'LC_GRADING_criteria_'.$instance.'_'.$id;
       }
     sub end_Dimension {      sub end_Dimension {
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  my $result=&Apache::lonxml::endredirection();   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 $instance (@instances) {
  my $dim_status=$Apache::lonhomework::history{"resource.$version.$dim.status"};   @Apache::scripttag::parser_env = @_;
  my $mandatory='Mandatory';   $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
  if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {   if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
     $mandatory='Optional';      $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
  }  
  my $dim_info="<div class='$dim_status'>\n";      my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
  if ($dim_status eq 'pass') {      my $mandatory='Mandatory';
     $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';      if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
  }  
  if ($dim_status eq 'fail') {  
     $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';  
  }  
  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';   $mandatory='Optional';
     }      }
     if ($status eq 'fail') {      my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
     } elsif ($status eq 'pass') {      if ($dim_status eq 'pass') {
     } else {   $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
  &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");  
     }      }
     my $status_display=$status;      if ($dim_status eq 'fail') {
     $status_display=~s/^([a-z])/uc($1)/e;   $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
     @Apache::scripttag::parser_env = @_;      }
     $result.='<div class="'.$status.'"><h4>'.$mandatory.      my $man_count=0;
  ' Criteria</h4><p>';      my $man_passed=0;
     @Apache::scripttag::parser_env = @_;      my $opt_count=0;
     $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});      my $opt_passed=0;
     $result.='</p><p class="grade">'.$status_display.'</p>';      foreach my $id (@{$dimension{$instance.'.criterias'}}) {
     if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {   if ($dimension{$instance.'.criteria.'.$id.'.mandatory'} 
  $result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}.'</p>';      eq 'N') {
       $opt_count++;
       if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
    $opt_passed++;
       }
    } else {
       $man_count++;
       if ($Apache::lonhomework::history{"resource.$version.0.$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.$version.0.$dim.$instance.$id.status"};
    my $comment=$Apache::lonhomework::history{"resource.$version.0.$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 = @_;
    $result.=
       '<div class="LC_'.$status.' LC_criteria"><h4>'
       .$mandatory.' Criteria</h4><p>';
    @Apache::scripttag::parser_env = @_;
    $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
    $result.='</p><p class="LC_grade">'.$status_display.'</p>';
    if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
       $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
    }
    $result.='</div>';
     }      }
     $result.='</div>';  
  }   }
     }      }
  } elsif ($target eq 'webgrade') {   } elsif ($target eq 'webgrade') {
Line 1463  sub get_instance { Line 1861  sub get_instance {
     @Apache::scripttag::parser_env = @_;      @Apache::scripttag::parser_env = @_;
     &Apache::scripttag::xmlparse($dimension{$instance.'.text'});      &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
     foreach my $id (@{$dimension{$instance.'.criterias'}}) {      foreach my $id (@{$dimension{$instance.'.criterias'}}) {
  my $link='criteria_'.$instance.'_'.$id;   my $link=&link($instance,$id);
  my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};   my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
  $result.='<tr><td width="100%" valign="top">'.   $result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
     '<a name="'.$link.'" />'.      '<div class="LC_GRADING_criteriatext" id="next_'.$last_link.'">'."\n";
     '<a name="next_'.$last_link.'" />'.  
     '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';  
  @Apache::scripttag::parser_env = @_;   @Apache::scripttag::parser_env = @_;
  $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});   $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
  $result.='</textarea>'.   $result.='</div>'."\n".
     #$dimension{$instance.'.criteria.'.$id}.      #$dimension{$instance.'.criteria.'.$id}.
     '</td>'.      '<div class="LC_GRADING_grade">'."\n".
     '<td><nobr>Additional Comment for Student</nobr> <br />'.      '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
     '<textarea style="width:100%" rows="8" width="25" wrap="hard" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}).'</textarea>'.      '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
     '</td>'.      '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
     '<td>'.      '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
     '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.      '</div>'."\n".
     '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.      '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
     '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.      '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
     '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.      '</label>'."\n".
     '</td>'.      '<ul class="LC_GRADING_navbuttons">'."\n".
     '<td>'.      '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
     '<a href="#'.$last_link.'">Prev</a><br />'.      '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
     '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.      '</ul>'."\n".
     '<input type="submit" name="next" value="'.                      '</div>'."\n";
     &mt('Done').'" /> '.   $result.=&grading_history($version,$dim,$instance,$id);
     '<input type="submit" name="stop" value="'.  
     &mt('Stop').'" /> '.  
     '</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;  
     $file=~s|/+|/|g;  
     &Apache::lonnet::allowuploaded('/adm/bridgetask',$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 1511  sub get_instance { Line 1892  sub get_instance {
     my $ungraded=0;      my $ungraded=0;
     my $review=0;      my $review=0;
     foreach my $id (@{$dimension{$instance.'.criterias'}}) {      foreach my $id (@{$dimension{$instance.'.criterias'}}) {
  my $status=$Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};   my $link=&link($instance,$id);
  $Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};   my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
    $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
  my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');   my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
  if ($status eq 'pass') {   if ($status eq 'pass') {
     if (!$mandatory) { $optional_passed++; }      if (!$mandatory) { $optional_passed++; }
Line 1531  sub get_instance { Line 1913  sub get_instance {
     }      }
     &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");      &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
     if ($review) {      if ($review) {
  $Apache::lonhomework::results{"resource.$version.$dim.status"}=   $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
     'review';      'review';
     } elsif ($ungraded) {      } elsif ($ungraded) {
  $Apache::lonhomework::results{"resource.$version.$dim.status"}=   $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
     'ungraded';      'ungraded';
     } elsif ($mandatory_failed) {      } elsif ($mandatory_failed) {
  $Apache::lonhomework::results{"resource.$version.$dim.status"}=   $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
     'fail';      'fail';
     } else {      } else {
  $Apache::lonhomework::results{"resource.$version.$dim.status"}=   $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
     'pass';      'pass';
     }      }
    } else {
       # any other targets no output
       undef($result);
  }   }
  return $result;   return $result;
     }      }
 }  }
   
   sub grading_history {
       my ($version,$dim,$instance,$criteria) = @_;
       if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
    return '';
       }
       my ($result,$grader);
       my $scope="resource.$version.0.$dim.$instance.$criteria";
       foreach my $t (1..$Apache::lonhomework::history{'version'}) {
    if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
       my ($gname,$gdom) = 
    split(':',$Apache::lonhomework::history{$t.':resource.0.regrader'});
       my $fullname = &Apache::loncommon::plainname($gname,$gdom);
       $grader = &Apache::loncommon::aboutmewrapper($fullname,
    $gname,$gdom);
    }
    my $entry;
    if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
       $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
    }
    if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
       $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
    }
    if ($entry) {
       $result.= "<li>$grader : $entry </li>";
    }
       }
       if ($result) {
    return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
       }
       return '';
   }
   
 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 ($target eq 'webgrade') {   } elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
     &Apache::lonxml::get_all_text('/introparagraph',$parser);      &Apache::lonxml::startredirection();
  }   }
   
     }      }
Line 1564  sub start_IntroParagraph { Line 1981  sub start_IntroParagraph {
 }  }
   
 sub end_IntroParagraph {  sub end_IntroParagraph {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
       if ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
    my $result = &Apache::lonxml::endredirection();
       }
 }  }
   
 sub start_Instance {  sub start_Instance {
Line 1574  sub start_Instance { Line 1995  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 1581  sub end_Instance { Line 2006  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 1595  sub end_InstanceText { Line 2020  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;
Line 1627  sub proctor_validation_screen { Line 2052  sub proctor_validation_screen {
 <h2>Proctor Validation</h2>  <h2>Proctor Validation</h2>
     <p>Your room's proctor needs to validate your access to this resource.</p>      <p>Your room's proctor needs to validate your access to this resource.</p>
     $msg      $msg
 <form name="checkout" method="POST" action="$env{'request.uri'}">  <form name="checkout" method="post" action="$env{'request.uri'}">
 <input type="hidden" name="validate" value="yes" />  <input type="hidden" name="validate" value="yes" />
 <input type="hidden" name="submitted" value="yes" />  <input type="hidden" name="submitted" value="yes" />
 <table>  <table>
Line 1642  sub proctor_validation_screen { Line 2067  sub proctor_validation_screen {
       <tr><td colspan="2">Student who should be logged in is:</td></tr>        <tr><td colspan="2">Student who should be logged in is:</td></tr>
       <tr><td>Name:</td><td>$name</td></tr>        <tr><td>Name:</td><td>$name</td></tr>
       <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>        <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
       <tr><td>Usename</td><td>$user\@$domain</td></tr>        <tr><td>Usename</td><td>$user:$domain</td></tr>
       <tr><td colspan="2"><img src="$url" /></td></tr>        <tr><td colspan="2"><img src="$url" /></td></tr>
     </table>      </table>
   </tr></td>    </tr></td>

Removed from v.1.67  
changed lines
  Added in v.1.150


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