--- loncom/homework/bridgetask.pm 2005/05/20 21:23:42 1.29
+++ loncom/homework/bridgetask.pm 2005/05/24 22:06:39 1.31
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# definition of tags that give a structure to a document
#
-# $Id: bridgetask.pm,v 1.29 2005/05/20 21:23:42 albertel Exp $
+# $Id: bridgetask.pm,v 1.31 2005/05/24 22:06:39 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -154,6 +154,18 @@ sub add_request_another_attempt_button {
return $result;
}
+sub preserve_grade_info {
+ my $result;
+ # if we are viewing someone else preserve that info
+ if (defined $env{'form.grade_symb'}) {
+ foreach my $field ('symb','courseid','domain','username') {
+ $result .= ''."\n";
+ }
+ }
+ return $result;
+}
+
sub start_Task {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
@@ -240,13 +252,7 @@ sub start_Task {
$result.="$head_tag_start
$name
$body_tag_start \n $form_tag_start".
'';
- # if we are viewing someone else preserve that info
- if (defined $env{'form.grade_symb'}) {
- foreach my $field ('symb','courseid','domain','username') {
- $result .= ''."\n";
- }
- }
+ $result.=&preserve_grade_info();
my ($version,$previous)=&get_version();
if ($Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {
$result.='
'.&mt('Did not pass').'
';
@@ -263,9 +269,14 @@ sub start_Task {
if ($target eq 'webgrade') {
$result.=$head_tag_start.$body_tag_start.$form_tag_start;
$result.='';
- $result.=&show_queue();
+ $result.=' Review'.&show_queue('reviewqueue');
+ $result.=' Before'.&show_queue('gradingqueue');
+ }
+ my $todo;
+ # don't get something new from the queue if they hit the stop button
+ if (!($env{'form.stop'} && $target eq 'webgrade')) {
+ $todo=&get_from_queue('gradingqueue');
}
- my $todo=&get_from_queue();
if ($todo) {
&setup_env_for_other_user($todo,$safeeval);
my ($symb,$uname,$udom)=&decode_queue_key($todo);
@@ -276,11 +287,19 @@ sub start_Task {
$Apache::bridgetask::queue_key=$todo;
&Apache::structuretags::initialize_storage();
&Apache::lonhomework::showhash(%Apache::lonhomework::history);
- $result.="\n".'
';
+ if ($env{'form.stop'}) {
+ $result.=&mt("Stopped grading.");
+ } else {
+ $result.=&mt("No user to be graded.");
+ }
+ $result.='
';
}
my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);
}
@@ -333,7 +352,7 @@ sub end_Task {
&Apache::lonhomework::showhash(%Apache::lonhomework::results);
&Apache::structuretags::finalize_storage();
if ($award eq 'SUBMITTED') {
- &add_to_queue();
+ &add_to_queue('gradingqueue',$Apache::inputtags::slot_name);
}
}
if ($target eq 'grade' && $env{'form.webgrade'}) {
@@ -368,22 +387,22 @@ sub end_Task {
$env{'user.name'}.'@'.$env{'user.domain'};
if ($review) {
$Apache::lonhomework::results{"resource.$version.status"}='review';
- &move_to_review_queue();
+ &move_between_queues('gradingqueue','reviewqueue');
} elsif ($ungraded) {
$Apache::lonhomework::results{"resource.$version.status"}='ungraded';
- &check_queue_unlock();
+ &check_queue_unlock('gradingqueue');
} elsif ($mandatory_failed) {
$Apache::lonhomework::results{"resource.$version.status"}='fail';
$Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
$Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
$Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
- &remove_from_queue();
+ &remove_from_queue('gradingqueue');
} else {
$Apache::lonhomework::results{"resource.$version.status"}='pass';
$Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
$Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
$Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
- &remove_from_queue();
+ &remove_from_queue('grading_queue');
}
$Apache::lonhomework::results{"resource.status"}=
$Apache::lonhomework::results{"resource.$version.status"};
@@ -417,26 +436,45 @@ sub end_Task {
return $result;
}
-sub move_to_review_queue {
- &Apache::lonxml::debug("Want to move");
+sub move_between_queues {
+ my ($src_queue,$dest_queue)=@_;
+ my $cur_data=&get_queue_data($src_queue);
+ if (!$cur_data) { return 'not_exist'; }
+ my $result=&add_to_queue($dest_queue,$cur_data->[0]);
+ if ($result ne 'ok') {
+ return $result;
+ }
+ &check_queue_unlock($src_queue);
+ return &remove_from_queue($src_queue);
}
sub check_queue_unlock {
- &Apache::lonxml::debug("Want to unlock?");
+ my ($queue)=@_;
+ my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+ my $cnum=$env{'course.'.$cid.'.num'};
+ my $cdom=$env{'course.'.$cid.'.domain'};
+ my $key="$symb\0queue\0$uname\@$udom";
+ my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+ my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
+ if ($who eq $me) {
+ &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
+ }
}
sub remove_from_queue {
+ my ($queue)=@_;
my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
my $cnum=$env{'course.'.$cid.'.num'};
my $cdom=$env{'course.'.$cid.'.domain'};
my $key="$symb\0queue\0$uname\@$udom";
my @keys=($key,"$key\0locked");
- &Apache::lonnet::del('gradingqueue',\@keys,$cdom,$cnum);
+ return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
}
sub setup_env_for_other_user {
my ($queue_key,$safeeval)=@_;
my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
+ &Apache::lonxml::debug("setup_env for $queue_key");
$env{'form.grade_symb'}=$symb;
$env{'form.grade_domain'}=$udom;
$env{'form.grade_username'}=$uname;
@@ -444,22 +482,41 @@ sub setup_env_for_other_user {
&Apache::lonxml::initialize_rndseed($safeeval);
}
+sub get_queue_data {
+ my ($queue)=@_;
+ my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+ my $cnum=$env{'course.'.$cid.'.num'};
+ my $cdom=$env{'course.'.$cid.'.domain'};
+ my $todo="$symb\0queue\0$uname\@$udom";
+ my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
+ if ($key eq $todo && ref($value)) {
+ return $value;
+ }
+ return undef;
+}
+
sub add_to_queue {
+ my ($queue,$slot_name)=@_;
my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
my $cnum=$env{'course.'.$cid.'.num'};
my $cdom=$env{'course.'.$cid.'.domain'};
my %data;
- $data{"$symb\0queue\0$uname\@$udom"}=[$Apache::inputtags::slot_name];
- &Apache::lonnet::put('gradingqueue',\%data,$cdom,$cnum);
+ $data{"$symb\0queue\0$uname\@$udom"}=[$slot_name];
+ return &Apache::lonnet::put($queue,\%data,$cdom,$cnum);
}
sub show_queue {
+ my ($queue)=@_;
my $result;
my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
my $cnum=$env{'course.'.$cid.'.num'};
my $cdom=$env{'course.'.$cid.'.domain'};
my $regexp="^$symb\0";
- my %queue=&Apache::lonnet::dump('gradingqueue',$cdom,$cnum,$regexp);
+ my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
+ my ($tmp)=%queue;
+ if ($tmp=~/^error: 2 /) {
+ return "\n
Current Queue
Empty
";
+ }
$result.="\n
Current Queue
resource
".
"
user
type
data
";
foreach my $key (sort(keys(%queue))) {
@@ -497,9 +554,9 @@ sub decode_queue_key {
}
sub queue_key_locked {
- my ($key,$cdom,$cnum)=@_;
+ my ($queue,$key,$cdom,$cnum)=@_;
my ($key_locked,$value)=
- &Apache::lonnet::get('gradingqueue',["$key\0locked"],$cdom,$cnum);
+ &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
if ($key_locked eq "$key\0locked") {
return $value;
}
@@ -507,8 +564,8 @@ sub queue_key_locked {
}
sub pick_from_queue_data {
- my ($check_section,$queue,$cdom,$cnum)=@_;
- foreach my $key (keys(%$queue)) {
+ my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
+ foreach my $key (keys(%$queuedata)) {
my ($symb,$uname,$udom)=&decode_queue_key($key);
if ($check_section) {
my $section=&Apache::lonnet::getsection($uname,$udom);
@@ -517,13 +574,13 @@ sub pick_from_queue_data {
next;
}
}
- my $slot=$queue->{$key}[0];
+ my $slot=$queuedata->{$key}[0];
my %slot_data=&Apache::lonnet::get_slot($slot);
if ($slot_data{'endtime'} > time) {
&Apache::lonnet::logthis("not time");
next;
}
- if (&queue_key_locked($key,$cdom,$cnum)) {
+ if (&queue_key_locked($queue,$key,$cdom,$cnum)) {
&Apache::lonnet::logthis("someone already has um.");
next;
}
@@ -533,15 +590,15 @@ sub pick_from_queue_data {
}
sub find_mid_grade {
- my ($symb,$cdom,$cnum)=@_;
+ my ($queue,$symb,$cdom,$cnum)=@_;
my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
my $me=$env{'user.name'}.'@'.$env{'user.domain'};
if ($todo) {
- my $who=&queue_key_locked($todo,$cdom,$cnum);
+ my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
if ($who eq $me) { return $todo; }
}
my $regexp="^$symb\0.*\0locked\$";
- my %locks=&Apache::lonnet::dump('gradingqueue',$cdom,$cnum,$regexp);
+ my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
foreach my $key (keys(%locks)) {
my $who=$locks{$key};
if ($who eq $me) {
@@ -554,41 +611,42 @@ sub find_mid_grade {
}
sub get_from_queue {
+ my ($queue)=@_;
my $result;
my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
my $cnum=$env{'course.'.$cid.'.num'};
my $cdom=$env{'course.'.$cid.'.domain'};
my $todo;
# FIXME need to find if I am 'mid grading'
- $todo=&find_mid_grade($symb,$cdom,$cnum);
+ $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
&Apache::lonnet::logthis("found ".join(':',&decode_queue_key($todo)));
if ($todo) { return $todo; }
while (1) {
my $starttime=time;
- &Apache::lonnet::put('gradingqueue',{"$symb\0timestamp"=>$starttime},
+ &Apache::lonnet::put($queue,{"$symb\0timestamp"=>$starttime},
$cdom,$cnum);
&Apache::lonnet::logthis("$starttime");
my $regexp="^$symb\0queue\0";
- my %queue=&Apache::lonnet::dump('gradingqueue',$cdom,$cnum,$regexp);
+ my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
#make a pass looking for a user in my section
if ($env{'request.course.sec'}) {
&Apache::lonnet::logthis("sce");
- $todo=&pick_from_queue_data($env{'request.course.sec'},\%queue,
- $cdom,$cnum);
+ $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
+ \%queue,$cdom,$cnum);
&Apache::lonnet::logthis("sce $todo");
}
# no one in our section so look for any user that is ready for grading
if (!$todo) {
&Apache::lonnet::logthis("no sce");
- $todo=&pick_from_queue_data($env{'request.course.sec'},\%queue,
- $cdom,$cnum);
+ $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
+ \%queue,$cdom,$cnum);
&Apache::lonnet::logthis("no sce $todo");
}
# no user to grade
if (!$todo) { last; }
&Apache::lonnet::logthis("got $todo");
# otherwise found someone so lets try to lock them
- my $success=&Apache::lonnet::newput('gradingqueue',
+ my $success=&Apache::lonnet::newput($queue,
{"$todo\0locked"=>
$env{'user.name'}.'@'.$env{'user.domain'}},
$cdom,$cnum);
@@ -596,7 +654,7 @@ sub get_from_queue {
&Apache::lonnet::logthis("success $todo");
if ($success ne 'ok') { next; }
my (undef,$endtime)=
- &Apache::lonnet::get('gradingqueue',["$symb\0timestamp"],
+ &Apache::lonnet::get($queue,["$symb\0timestamp"],
$cdom,$cnum);
&Apache::lonnet::logthis("emd $endtime");
# someone else already modified the queue,
@@ -605,12 +663,12 @@ sub get_from_queue {
# double check.
if ($endtime != $starttime) {
my ($key,$value)=
- &Apache::lonnet::get('gradingqueue',["$todo"],
+ &Apache::lonnet::get($queue,["$todo"],
$cdom,$cnum);
&Apache::lonnet::logthis("check $key .. $value");
if ($key eq $todo && ref($value)) {
} else {
- &Apache::lonnet::del('gradingqueue',["$todo\0locked"],
+ &Apache::lonnet::del($queue,["$todo\0locked"],
$cdom,$cnum);
&Apache::lonnet::logthis("del");
next;
@@ -719,16 +777,18 @@ sub get_instance {
''.
''.
'