--- loncom/homework/bridgetask.pm	2005/09/29 19:18:37	1.55
+++ loncom/homework/bridgetask.pm	2005/10/01 04:14:51	1.63
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: bridgetask.pm,v 1.55 2005/09/29 19:18:37 albertel Exp $
+# $Id: bridgetask.pm,v 1.63 2005/10/01 04:14:51 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -144,11 +144,28 @@ sub add_previous_version_button {
 }
 
 sub add_grading_button {
+    my (undef,$cid)=&Apache::lonxml::whichuser();
+    my $cnum=$env{'course.'.$cid.'.num'};
+    my $cdom=$env{'course.'.$cid.'.domain'};
+    my %sections;
+    my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
+    my $size=5;
+    if (scalar(keys(%sections)) < 3) {
+	$size=scalar(keys(%sections))+2;
+    }
+    my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
+    $sec_select .= "<option value='all' selected='selected'>all</option>\n";
+    foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
+	$sec_select .= "<option name=\"$sec\">$sec</option>\n";
+    }
+    $sec_select .= "<option value='none'>none</option></select>\n";
+    
     my $result=' <input type="submit" name="gradeasubmission" value="'.
 	&mt("Get a submission to grade").'" />';
     $result.='<input type="hidden" name="grade_target" value="webgrade" />';
     if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
 	my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
+	$result.='<p>Specify a section: '.$sec_select.'</p>';
 	$result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
 
 	$result.=' <input type="submit" name="reviewagrading" value="'.
@@ -285,6 +302,38 @@ sub internal_location {
     return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
 }
 
+sub submission_time_stamp {
+    my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+    my $submissiontime;
+    my $version=$Apache::lonhomework::history{'resource.version'};
+    for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
+	if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
+	    $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
+	}
+    }
+    my $result;
+    if ($submissiontime) {
+	my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.checkedin.slot'};
+	my %slot=&Apache::lonnet::get_slot($slot_name);
+	my $diff = $slot{'endtime'} - $submissiontime;
+	my ($color,$when)=('red','after');
+	if ($diff > 0) { ($color,$when)=('green','before'); }
+	my $info;
+	if ($diff%60) { $info=($diff%60).' seconds'; }
+	$diff=int($diff/60);
+	if ($diff%60) { $info=($diff%60).' minutes '.$info; }
+	$diff=int($diff/60);
+	if ($diff) {    $info=$diff.' hours '.$info; }
+	$result='<p><font color="'.$color.'">'.
+	    &mt('Student submitted [_1] [_2] the deadline. 
+                 (Submission was at [_3], end of period was [_4].)',
+		$info,$when,scalar(localtime($submissiontime)),
+		scalar(localtime($slot{'endtime'}))).
+		'</font></p>';
+    }
+    return $result;
+}
+
 sub start_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
 
@@ -367,10 +416,10 @@ sub start_Task {
 	    $result.="$head_tag_start<title>$name</title></head>
               $body_tag_start \n".&style();
 	    
-	    $result.=$form_tag_start.
-		'<input type="hidden" name="submitted" value="yes" />';
 	    $result.=&preserve_grade_info();
 	    $result.=&internal_location();
+	    $result.=$form_tag_start.
+		'<input type="hidden" name="submitted" value="yes" />';
 	    &Apache::lonxml::startredirection();
 	}
     } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
@@ -429,6 +478,9 @@ sub start_Task {
 	    my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);
 	}
 	if ($target eq 'webgrade' && defined($env{'form.queue'})) {
+	    if ($webgrade eq 'yes') {
+		$result.=&submission_time_stamp();
+	    }
 	    $result.=$form_tag_start;
 	    $result.='<input type="hidden" name="webgrade" value="'.
 		$webgrade.'" />';
@@ -438,6 +490,14 @@ sub start_Task {
 		$result.='<input type="hidden" name="regrade" value="'.
 		    $env{'form.regrade'}.'" />';
 	    }
+	    if ($env{'form.chosensections'}) {
+		my @chosen_sections=
+		    &Apache::loncommon::get_env_multiple('form.chosensections');
+		foreach my $sec (@chosen_sections) {
+		    $result.='<input type="hidden" name="chosensections" 
+                               value="'.$sec.'" />';
+		}
+	    }
 	}
     } else {
 	# page_start returned a starting result, delete it if we don't need it
@@ -482,12 +542,12 @@ sub get_key_todo {
 		if ($env{'form.stop'}) {
 		    return (undef,'stop');
 		} elsif ($env{'form.next'}) {
-		    return (undef,'show_list');
+		    return (undef,'select_user');
 		}
 	    }
 	    return ($gradingkey,'selected');
 	} else {
-	    return (undef,'show_list');
+	    return (undef,'select_user');
 	}
     }
     if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
@@ -564,7 +624,8 @@ sub end_Task {
 							  "</table>";
 		    $result.=&Apache::inputtags::gradestatus('0');
 		}
-		if (&show_task($status,$previous)) {
+		if (&show_task($status,$previous) &&
+		    $Apache::lonhomework::history{"resource.$version.status"} =~ /^(pass|fail)$/) {
 		    my $bt_status=$Apache::lonhomework::history{"resource.$version.status"};
 		    my $title=&Apache::lonnet::gettitle();
 		    my %slot=&Apache::lonnet::get_slot($Apache::inputtags::slot_name);
@@ -834,6 +895,11 @@ sub check_queue_for_key {
 	if (defined($results{"$todo\0locked"})) {
 	    return 'locked';
 	}
+	my $slot=$results{$todo}->[0];
+	my %slot_data=&Apache::lonnet::get_slot($slot);
+	if ($slot_data{'endtime'} > time) { 
+	    return 'in_progress';
+	}
 	return 'enqueued';
     }
     return undef;
@@ -856,6 +922,17 @@ sub show_queue {
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $cnum=$env{'course.'.$cid.'.num'};
     my $cdom=$env{'course.'.$cid.'.domain'};
+
+    my @chosen_sections=
+	&Apache::loncommon::get_env_multiple('form.chosensections');
+    &Apache::grades::init_perm();
+    my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
+    &Apache::grades::reset_perm();
+    if (!(grep(/^all$/,@chosen_sections))) {
+	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
+	    '</tt>.</p> '."\n";
+    }
+
     my $regexp="^$symb\0";
     my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
     my ($tmp)=%queue;
@@ -866,8 +943,9 @@ sub show_queue {
     if ($with_selects) { $result.="<th></th>"; }
     $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";
     foreach my $key (sort(keys(%queue))) {
+	my ($symb,$uname,$udom) = &decode_queue_key($key);
+	if (!defined($classlist->{$uname.':'.$udom})) { next; }
 	if ($key=~/locked$/ && !$with_selects) {
-	    my ($symb,$uname,$udom) = &decode_queue_key($key);
 	    my $title=&Apache::lonnet::gettitle($symb);
 	    $result.="<tr><td>$title</td><td>$uname</td>";
 	    $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';
@@ -878,7 +956,6 @@ sub show_queue {
 	    $result.='<td>last queue modification time</td><td>'.
 		&Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
 	} elsif ($key!~/(timestamp|locked)$/) {
-	    my ($symb,$uname,$udom) = &decode_queue_key($key);
 	    my $title=&Apache::lonnet::gettitle($symb);
 	    $result.="<tr>";
 	    my $slot=$queue{$key}->[0];
@@ -894,6 +971,11 @@ sub show_queue {
 			($action,$description)=('unlock',&mt('Unlock'));
 		    }
 		}
+		my $seclist;
+		foreach my $sec (@chosen_sections) {
+		    $seclist.='<input type="hidden" name="chosensections" 
+                               value="'.$sec.'" />';
+		}
 		if (time > $slot_data{'endtime'}) {
 		    $result.=(<<FORM);
 <td>
@@ -904,6 +986,7 @@ sub show_queue {
  <input type="hidden" name="webgrade" value="no" />
  <input type="hidden" name="queuemode" value="selected" />
  <input type="submit" name="submit" value="$description" />
+ $seclist
 </form>
 </td>
 FORM
@@ -1108,24 +1191,49 @@ sub get_from_queue {
 
 sub select_user {
     my ($symb,$cid)=&Apache::lonxml::whichuser();
-    my $result.='<table border="1">';
 
+    my @chosen_sections=
+	&Apache::loncommon::get_env_multiple('form.chosensections');
     &Apache::grades::init_perm();
-    my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all',);
+    my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
     &Apache::grades::reset_perm();
+    
+    my $result;
+    if (!(grep(/^all$/,@chosen_sections))) {
+	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
+	    '</tt>.</p> '."\n";
+    }
+    $result.='<table border="1">';
 
     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
 	my ($uname,$udom) = split(/:/,$student);
+	
 	my %status = &get_student_status($symb,$cid,$udom,$uname);
 	my $queue = 'none';
-	if ($status{'reviewqueue'} eq 'enqueued') {
+	my $cannot_grade;
+	if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
 	    $queue = 'reviewqueue';
-	} elsif ($status{'gradingqueue'} eq 'enqueued') {
+	    if ($status{'reviewqueue'} eq 'in_progress') {
+		$cannot_grade=1;
+	    }
+	} elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
 	    $queue = 'gradingqueue';
+	    if ($status{'gradingqueue'} eq 'in_progress') {
+		$cannot_grade=1;
+	    }
 	}
 	my $todo = 
 	    &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
-	$result.=<<RESULT;
+	if ($cannot_grade) {
+	    $result.='<tr><td>&nbsp;</td><td>'.$fullname->{$student}.
+		'</td><td>';
+	} else {
+	    my $seclist;
+	    foreach my $sec (@chosen_sections) {
+		$seclist.='<input type="hidden" name="chosensections" 
+                               value="'.$sec.'" />';
+	    }
+	    $result.=<<RESULT;
 <tr>
   <td>
     <form method="POST">
@@ -1133,12 +1241,13 @@ sub select_user {
       <input type="hidden" name="queue" value="$queue" />
       <input type="hidden" name="webgrade" value="no" />
       <input type="hidden" name="regrade" value="yes" />
-     <input type="submit" name="submit" value="Regrade" />
+      <input type="submit" name="submit" value="Regrade" />
+      $seclist
     </form>
   <td>$fullname->{$student}</td>
   <td>
 RESULT
-
+        }
         if ($status{'status'} eq 'pass') {
 	    $result .= '<font color="green">'.&mt('Passed').'</font>';
 	} elsif ($status{'status'} eq 'fail') {
@@ -1160,10 +1269,14 @@ RESULT
 	    $result .= &mt('Awaiting Review');
 	} elsif ($status{'reviewqueue'} eq 'locked') {
 	    $result .= &mt('Under Review');
+	} elsif ($status{'reviewqueue'} eq 'in_progress') {
+	    $result .= &mt('Still being worked on.');
 	} elsif ($status{'gradingqueue'} eq 'enqueued') {
 	    $result .= &mt('Awaiting Grading');
 	} elsif ($status{'gradingqueue'} eq 'locked') {
 	    $result .= &mt('Being Graded');
+	} elsif ($status{'gradingqueue'} eq 'in_progress') {
+	    $result .= &mt('Still being worked on.');
 	} else {
 	    $result.="&nbsp;";
 	}