loncom/homework/bridgetask.pm - diff

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Diff for /loncom/homework/bridgetask.pm between versions 1.67 and 1.161

version 1.67, 2005/10/04 19:41:02	version 1.161, 2006/06/01 19:31:12
Line 38 use Apache::lonlocal;	Line 38 use Apache::lonlocal;
use Apache::lonxml;	use Apache::lonxml;
use Apache::slotrequest();	use Apache::slotrequest();
use Time::HiRes qw( gettimeofday tv_interval );	use Time::HiRes qw( gettimeofday tv_interval );
	use lib '/home/httpd/lib/perl/';
	use LONCAPA;


BEGIN {	BEGIN {
&Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));	&Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Question','QuestionText','Instance','InstanceText','Criteria','ClosingParagraph'));
}	}

sub initialize_bridgetask {	sub initialize_bridgetask {
Line 60 sub initialize_bridgetask {	Line 63 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 91 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++;
	&Apache::lonxml::debug("Making 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;
	} else {
	$Apache::lonhomework::results{"resource.$version.0.checkedin"}=
	$env{'user.name'}.':'.$env{'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;	$previous=0;
}	}
if (wantarray) {	if (wantarray) {
Line 109 sub get_version {	Line 156 sub get_version {
sub add_previous_version_button {	sub add_previous_version_button {
my ($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 170 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 179 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 194 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 212 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 $result;
}	}
Line 186 sub add_request_another_attempt_button {	Line 247 sub add_request_another_attempt_button {
if (!$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 ($useslots =~ /^\sno\s$/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 199 STUFF	Line 266 STUFF
}	}

if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }	if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
$symb=&Apache::lonnet::escape($symb);	$symb=&escape($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 289 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 308 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 ($env{'form.donescreen'}) { return 0; }
Line 306 sub internal_location {	Line 324 sub internal_location {
sub submission_time_stamp {	sub submission_time_stamp {
my ($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 332 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 353 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);
	$file_list.='<li><span style="white-space: nowrap;"><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
	&Apache::loncommon::icon($file).'" alt="file icon" border="0" /> '.$file.
	'</a></span></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' && $version eq '') {
	&create_new_version('Task',undef,undef,$slot_name);
	&add_to_queue('gradingqueue',{'type' => 'Task',
	'time' => time,
	'slot' => $slot_name});
	($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>';	$msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
Line 396 sub start_Task {	Line 495 sub start_Task {
} elsif ($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: $files </p>
Line 421 DONESCREEN	Line 533 DONESCREEN
}	}
} elsif ($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 557 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');	#$result.='<br />Grade'.&show_queue('gradingqueue');
}	}
Line 448 DONESCREEN	Line 568 DONESCREEN
# Hrrm, vaildation pass should perhaps say 'not_locked'	# Hrrm, vaildation pass should perhaps say 'not_locked'
# perhaps do a search if there is a key that is mine and if	# perhaps do a search if there is a key that is mine and if
# there isn't reshow the queue....	# there isn't reshow the queue....
my ($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 457 DONESCREEN	Line 577 DONESCREEN
&Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';	&Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
$form_tag_start.=	$form_tag_start.=
'<input type="hidden" name="gradingkey" value="'.	'<input type="hidden" name="gradingkey" value="'.
&Apache::lonnet::escape($todo).'" />';	&escape($todo).'" />';
$Apache::bridgetask::queue_key=$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 ($webgrade eq 'yes') {
Line 511 DONESCREEN	Line 635 DONESCREEN
value="'.$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 676 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
	$env{'form.gradingkey'}=&escape($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)) {
$env{'form.queue'}=$queue='gradingqueue';	$env{'form.queue'}=$queue='gradingqueue';
}	}

my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});	my $gradingkey=&unescape($env{'form.gradingkey'});

if ($env{'form.queue'} eq 'none') {	if ($env{'form.queue'} eq 'none') {
if (defined($env{'form.gradingkey'})) {	if (defined($env{'form.gradingkey'})) {
Line 568 sub get_key_todo {	Line 754 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 796 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 $result='';
Line 618 sub end_Task {	Line 813 sub end_Task {
my ($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();	$result.=&Apache::lonxml::endredirection();
Line 636 sub end_Task {	Line 828 sub end_Task {
<h2>'.&mt('Submit Portfolio Files for Grading').'</h2>	<h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
<p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').	<p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
"</table>";	"</table>";
	}
	if (!$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();	$status.=&add_request_another_attempt_button();
}	}
Line 674 DONEBUTTON	Line 880 DONEBUTTON
if ($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 {
$man_count++;	$man_count++;
}	}
}	}

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 917 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 =~ /^\sno\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 948 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 967 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 978 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' ) {	$env{'form.queue'} eq 'none' ) {
&Apache::lonxml::debug("moving back.");	&Apache::lonxml::debug("moving back.");
Line 768 DONEBUTTON	Line 987 DONEBUTTON
&check_queue_unlock($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 1005 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 1022 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 1032 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="'.	#$result.='<input type="submit" name="next" value="'.
# &mt('Save & Next').'" /> ';	# &mt('Save & Next').'" /> ';
#$result.='<input type="submit" name="end" value="'.	#$result.='<input type="submit" name="end" value="'.
Line 825 DONEBUTTON	Line 1045 DONEBUTTON
# &mt('Throw Away & Stop Grading').'" /> ';	# &mt('Throw Away & Stop Grading').'" /> ';
#$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 1071 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 $result;
}	}
Line 857 sub check_queue_unlock {	Line 1084 sub check_queue_unlock {
if ($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 1099 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 1151 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 1159 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 1170 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 1188 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 get_limited_classlist {
	my ($sections) = @_;

	my $classlist = &Apache::loncoursedata::get_classlist();
	foreach my $student (keys(%$classlist)) {
	if ( $classlist->{$student}[&Apache::loncoursedata::CL_STATUS()]
	ne 'Active') {
	delete($classlist->{$student});
	}
	}

	if (ref($sections) && !grep('all',@{ $sections })) {
	foreach my $student (keys(%$classlist)) {
	my $section =
	$classlist->{$student}[&Apache::loncoursedata::CL_SECTION()];
	if (! grep($section,@{ $sections })) {
	delete($classlist->{$student});
	}
	}
	}
	return $classlist;
	}


sub show_queue {	sub show_queue {
my ($queue,$with_selects)=@_;	my ($queue,$with_selects)=@_;
my $result;	my $result;
Line 948 sub show_queue {	Line 1234 sub show_queue {

my @chosen_sections=	my @chosen_sections=
&Apache::loncommon::get_env_multiple('form.chosensections');	&Apache::loncommon::get_env_multiple('form.chosensections');
&Apache::grades::init_perm();
my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);	my $classlist = &get_limited_classlist(\@chosen_sections);
&Apache::grades::reset_perm();
if (!(grep(/^all$/,@chosen_sections))) {	if (!(grep(/^all$/,@chosen_sections))) {
$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
'</tt>.</p> '."\n";	'</tt>.</p> '."\n";
}	}

	my ($view,$view_section);
	my $scope = $env{'request.course.id'};
	if (!($view=&Apache::lonnet::allowed('vgr',$scope))) {
	$scope .= '/'.$env{'request.course.sec'};
	if ( $view = &Apache::lonnet::allowed('vgr',$scope)) {
	$view_section=$env{'request.course.sec'};
	} else {
	undef($view);
	}
	}

my $regexp="^$symb\0";	my $regexp="^$symb\0";
my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);	my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
my ($tmp)=%queue;	my ($tmp)=%queue;
if ($tmp=~/^error: 2 /) {	if ($tmp=~/^error: 2 /) {
return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";	return "\n<h3>Current Queue - $queue</h3>".
}	&Apache::loncommon::start_data_table().
$result.="\n<h3>Current Queue - $queue </h3><table border='1'><tr>";	&Apache::loncommon::start_data_table_row().
if ($with_selects) { $result.="<th></th>"; }	'<td>'.&mt('Empty').'</td>'.
$result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";	&Apache::loncommon::end_data_table_row().
	&Apache::loncommon::end_data_table();
	}
	my $title=&Apache::lonnet::gettitle($symb);
	$result.="\n<h3>Current Queue - $title $queue </h3>".
	&Apache::loncommon::start_data_table().
	&Apache::loncommon::start_data_table_header_row();
	if ($with_selects) { $result.="<th>Status</th><th></th>"; }
	$result.="<th>user</th><th>data</th>".
	&Apache::loncommon::end_data_table_header_row();
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; }

	my $section = $classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_SECTION()];

	my $can_view=1;
	if (!$view
	\|\| ($view_section && !$section)
	\|\| ($view_section && $section && ($view_section ne $section))) {
	$can_view=0;
	}

if ($key=~/locked$/ && !$with_selects) {	if ($key=~/locked$/ && !$with_selects) {
my $title=&Apache::lonnet::gettitle($symb);	$result.= &Apache::loncommon::start_data_table_row().
$result.="<tr><td>$title</td><td>$uname</td>";	"<td>$uname</td>";
$result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';	$result.='<td>'.$queue{$key}.'</td></tr>';
} elsif ($key=~/timestamp$/ && !$with_selects) {	} elsif ($key=~/timestamp$/ && !$with_selects) {
my ($symb,undef) = split("\0",$key);	$result.=&Apache::loncommon::start_data_table_row()."<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.= &Apache::loncommon::start_data_table_row();
$result.="<tr>";	my ($end_time,$slot_text);
my $slot=$queue{$key}->[0];	if (my $slot=&slotted_access($queue{$key})) {
my %slot_data=&Apache::lonnet::get_slot($slot);	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 $ekey=&escape($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 1320 sub show_queue {
$seclist.='<input type="hidden" name="chosensections"	$seclist.='<input type="hidden" name="chosensections"
value="'.$sec.'" />';	value="'.$sec.'" />';
}	}
if (time > $slot_data{'endtime'}) {	if ($can_view && ($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 1013 sub show_queue {	Line 1335 sub show_queue {
</form>	</form>
</td>	</td>
FORM	FORM
	} elsif (!$can_view && ($end_time ne '' && time > $end_time)) {
	$result.='<td>'.&mt("Not gradable").'</td><td> </td>'
} else {	} else {
$result.='<td>'.&mt("In Progress").'</td>'	$result.='<td>'.&mt("In Progress").'</td><td> </td>'
}	}
}	}
$result.="<td>$title</td><td>$uname</td>";	$result.= "<td>".$classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_FULLNAME()].
$result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.	" <tt>($uname:$udom)</tt> </td>";
&Apache::lonlocal::locallocaltime($slot_data{'endtime'}).	$result.='<td>'.$slot_text.' End time: '.
"</td></tr>";	&Apache::lonlocal::locallocaltime($end_time).
	"</td>".&Apache::loncommon::end_data_table_row();
}	}
}	}
$result.="</table><hr />\n";	$result.= &Apache::loncommon::end_data_table()."<hr />\n";
return $result;	return $result;
}	}

Line 1034 sub get_queue_counts {	Line 1358 sub get_queue_counts {
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 $classlist=&get_limited_classlist();

my $regexp="^$symb\0";	my $regexp="^$symb\0";
my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);	my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
my ($tmp)=%queue;	my ($tmp)=%queue;
Line 1041 sub get_queue_counts {	Line 1368 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 $key (sort(keys(%queue))) {
	my ($symb,$uname,$udom) = &decode_queue_key($key);
	if (!defined($classlist->{$uname.':'.$udom})) { next; }

if ($key=~/locked$/) {	if ($key=~/locked$/) {
$locks++;	$locks++;
} elsif ($key=~/timestamp$/) {	} elsif ($key=~/timestamp$/) {
#ignore	#ignore
} elsif ($key!~/(timestamp\|locked)$/) {	} elsif ($key!~/(timestamp\|locked)$/) {
my ($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 1400 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 1425 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,$classlist)=@_;
	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 (!defined($classlist->{$uname.':'.$udom})) { next; }

if ($check_section) {	if ($check_section) {
my $section=&Apache::lonnet::getsection($uname,$udom);	my $section =
	$classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_SECTION()];
if ($section eq $check_section) {	if ($section eq $check_section) {
&Apache::lonxml::debug("my sec");	&Apache::lonxml::debug("my sec");
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) {	&Apache::lonxml::debug("looking at slot $slot");
&Apache::lonxml::debug("not time");	my %slot_data=&Apache::lonnet::get_slot($slot);
next;	if ($slot_data{'endtime'} < time) {
	$end_time = $slot_data{'endtime'};
	} else {
	&Apache::lonxml::debug("not time ".$slot_data{'endtime'});
	next;
	}
	} else {
	my $due_date = &Apache::lonhomework::due_date('0',$symb);
	if ($due_date < time) {
	$end_time = $due_date;
	} else {
	&Apache::lonxml::debug("not time $due_date");
	next;
	}
}	}
if (&queue_key_locked($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;
}	}

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 $todo=&unescape($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 1524 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 1537 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 $classlist=&get_limited_classlist();

	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($key);
	next if (!defined($classlist->{$uname.':'.$udom}));
	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 1570 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;

	my $classlist=&get_limited_classlist();

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'}) {
&Apache::lonxml::debug("sce");	&Apache::lonxml::debug("sce");
$todo=&pick_from_queue_data($queue,$env{'request.course.sec'},	$todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
\%queue,$cdom,$cnum);	\%queue,$cdom,$cnum,$classlist);
&Apache::lonxml::debug("sce $todo");	&Apache::lonxml::debug("sce $todo");
}	}
# no one _not_ in our section so look for any user that is	# no one _not_ in our section so look for any user that is
# ready for grading	# ready for grading
if (!$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);	$classlist);
&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 1607 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 1629 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 1217 sub select_user {	Line 1644 sub select_user {

my @chosen_sections=	my @chosen_sections=
&Apache::loncommon::get_env_multiple('form.chosensections');	&Apache::loncommon::get_env_multiple('form.chosensections');
&Apache::grades::init_perm();
my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);	my $classlist = &get_limited_classlist(\@chosen_sections);
&Apache::grades::reset_perm();

my $result;	my $result;
if (!(grep(/^all$/,@chosen_sections))) {	if (!(grep(/^all$/,@chosen_sections))) {
$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
'</tt>.</p> '."\n";	'</tt>.</p> '."\n";
}	}
$result.='<table border="1">';	$result.=&Apache::loncommon::start_data_table();

foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {	foreach my $student (sort {lc($classlist->{$a}[&Apache::loncoursedata::CL_FULLNAME()]) cmp lc($classlist->{$b}[&Apache::loncoursedata::CL_FULLNAME()]) } (keys(%$classlist))) {
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 1246 sub select_user {	Line 1675 sub select_user {
}	}
}	}
my $todo =	my $todo =
&Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));	&escape(&encode_queue_key($symb,$udom,$uname));
if ($cannot_grade) {	if ($cannot_grade) {
$result.='<tr><td> </td><td>'.$fullname->{$student}.	$result.=&Apache::loncommon::start_data_table_row().
	'<td> </td><td>'.$classlist->{$student}[&Apache::loncoursedata::CL_FULLNAME()].
'</td><td>';	'</td><td>';
} else {	} else {
my $seclist;	my $seclist;
Line 1256 sub select_user {	Line 1686 sub select_user {
$seclist.='<input type="hidden" name="chosensections"	$seclist.='<input type="hidden" name="chosensections"
value="'.$sec.'" />';	value="'.$sec.'" />';
}	}
	$result.=&Apache::loncommon::start_data_table_row();
$result.=<<RESULT;	$result.=<<RESULT;
<tr>
<td>	<td>
<form method="POST">	<form style="display: inline" method="post">
<input type="hidden" name="gradingkey" value="$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 1697 sub select_user {
<input type="submit" name="submit" value="Regrade" />	<input type="submit" name="submit" value="Regrade" />
$seclist	$seclist
</form>	</form>
<td>$fullname->{$student}</td>	<td>$classlist->{$student}[&Apache::loncoursedata::CL_FULLNAME()] <tt>($student)</tt></td>
<td>	<td>
RESULT	RESULT
}	}
Line 1287 RESULT	Line 1717 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 1303 RESULT	Line 1736 RESULT
} else {	} else {
$result.=" ";	$result.=" ";
}	}
$result.= '</td></tr>';	$result.= '</td>'.&Apache::loncommon::end_data_table_row();
}	}
$result.='</table>';	$result.=&Apache::loncommon::end_data_table();
return $result;	return $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 1352 sub get_id {	Line 1791 sub get_id {
}	}

my %dimension;	my %dimension;
	sub start_Question { return &start_Dimension(@_); }
sub start_Dimension {	sub start_Dimension {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;	my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
undef(%dimension);	undef(%dimension);
Line 1365 sub start_Dimension {	Line 1805 sub start_Dimension {
return &internal_location($dim_id);	return &internal_location($dim_id);
}	}

	sub start_QuestionText {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
	my $dim_id=$Apache::bridgetask::dimension;
	my $text=&Apache::lonxml::get_all_text('/questiontext',$parser,$style);
	if ($target eq 'grade' \|\| $target eq 'web' \|\| $target eq 'webgrade') {
	$dimension{'questiontext'}=$text;
	}
	return '';
	}

	sub end_QuestionText {
	return '';
	}

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 $last_link;
	sub link {
	my ($id) = @_;
	$id =~ s/\./_/g;
	return 'LC_GRADING_criteria_'.$id;
	}
	sub end_Question { return &end_Dimension(@_); }
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') {	}
	my $shown_question_text;
my $dim_status=$Apache::lonhomework::history{"resource.$version.$dim.status"};	foreach my $instance (@instances) {
my $mandatory='Mandatory';	@Apache::scripttag::parser_env = @_;
if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {	$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
$mandatory='Optional';	@Apache::scripttag::parser_env = @_;
}	$result.=&Apache::scripttag::xmlparse($dimension{'questiontext'});
my $dim_info="<div class='$dim_status'>\n";	if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' \|\|
if ($dim_status eq 'pass') {	$Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
$dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
}	my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
if ($dim_status eq 'fail') {	my $mandatory='Mandatory';
$dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';	if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
}
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 $status");	}
	if ($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{$instance.'.criterias'}},
	@{$dimension{'criterias'}} ) {
	if ($dimension{'criteria.'.$id.'.mandatory'}
	eq 'N') {
	$opt_count++;
	if ($Apache::lonhomework::history{"resource.$version.0.$dim.$id.status"} eq 'pass') {
	$opt_passed++;
	}
	} else {
	$man_count++;
	if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
	$man_passed++;
	}
	}
}	}
my $status_display=$status;	if ($man_passed eq $man_count) { $man_passed='all'; }
$status_display=~s/^([a-z])/uc($1)/e;
@Apache::scripttag::parser_env = @_;	my $opt_req=$dimension{$instance.'.optionalrequired'};
$result.='<div class="'.$status.'"><h4>'.$mandatory.	if ($opt_req !~ /\S/) {
' Criteria</h4><p>';	$opt_req=
@Apache::scripttag::parser_env = @_;	&Apache::lonxml::get_param('OptionalRequired',
$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});	$parstack,$safeeval);
$result.='</p><p class="grade">'.$status_display.'</p>';	if ($opt_req !~ /\S/) { $opt_req = 0; }
if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {	}
$result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}.'</p>';	$dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$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{$instance.'.criterias'}},
	@{$dimension{'criterias'}}) {
	my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$id.status"};
	my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$id.comment"};
	my $mandatory=($dimension{'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;
	$result.=
	'<div class="LC_'.$status.' LC_criteria"><h4>'
	.$mandatory.' Criteria</h4><p>';
	@Apache::scripttag::parser_env = @_;
	$result.=&Apache::scripttag::xmlparse($dimension{'criteria.'.$id});
	$result.='</p><p class="LC_grade">'.$status_display.'</p>';
	if ($Apache::lonhomework::history{"resource.$version.0.$dim.$id.comment"}) {
	$result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$id.comment"}).'</p>';
	}
	$result.='</div>';
}	}
$result.='</div>';
}	}
}	}
} elsif ($target eq 'webgrade') {	} elsif ($target eq 'webgrade') {
Line 1462 sub get_instance {	Line 1969 sub get_instance {
&Apache::scripttag::xmlparse($dimension{'intro'});	&Apache::scripttag::xmlparse($dimension{'intro'});
@Apache::scripttag::parser_env = @_;	@Apache::scripttag::parser_env = @_;
&Apache::scripttag::xmlparse($dimension{$instance.'.text'});	&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
foreach my $id (@{$dimension{$instance.'.criterias'}}) {	@Apache::scripttag::parser_env = @_;
my $link='criteria_'.$instance.'_'.$id;	&Apache::scripttag::xmlparse($dimension{'questiontext'});
my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};	foreach my $id (@{$dimension{$instance.'.criterias'}},
$result.='<tr><td width="100%" valign="top">'.	@{$dimension{'criterias'}} ) {
'<a name="'.$link.'" />'.	my $link=&link($id);
'<a name="next_'.$last_link.'" />'.	my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$id.status"};
'<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';	$result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
	'<div class="LC_GRADING_criteriatext" id="next_'.$last_link.'">'."\n";
@Apache::scripttag::parser_env = @_;	@Apache::scripttag::parser_env = @_;
$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});	$result.=&Apache::scripttag::xmlparse($dimension{'criteria.'.$id});
$result.='</textarea>'.	$result.='</div>'."\n".
#$dimension{$instance.'.criteria.'.$id}.	#$dimension{'criteria.'.$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.$id.comment"}).'</textarea>'."\n".
'<label><input type="radio" name="HWVAL_'.$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,$dim,$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 1510 sub get_instance {	Line 2003 sub get_instance {
my $mandatory_failed=0;	my $mandatory_failed=0;
my $ungraded=0;	my $ungraded=0;
my $review=0;	my $review=0;
foreach my $id (@{$dimension{$instance.'.criterias'}}) {
my $status=$Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};	@Apache::scripttag::parser_env = @_;
$Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};	$result.=&Apache::scripttag::xmlparse($dimension{'intro'});
my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');	@Apache::scripttag::parser_env = @_;
	$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
	@Apache::scripttag::parser_env = @_;
	&Apache::scripttag::xmlparse($dimension{'questiontext'});

	foreach my $id (@{$dimension{$instance.'.criterias'}},
	@{$dimension{'criterias'}}) {
	my $link=&link($id);
	my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$id.status"}=$env{'form.HWVAL_'.$link};
	$Apache::lonhomework::results{"resource.$version.0.$dim.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
	my $mandatory=($dimension{'criteria.'.$id.'.mandatory'} ne 'N');
if ($status eq 'pass') {	if ($status eq 'pass') {
if (!$mandatory) { $optional_passed++; }	if (!$mandatory) { $optional_passed++; }
} elsif ($status eq 'fail') {	} elsif ($status eq 'fail') {
Line 1526 sub get_instance {	Line 2029 sub get_instance {
$ungraded++;	$ungraded++;
}	}
}	}
if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {	# FIXME optional required can apply to only <instance> right now...
	my $opt_req=$dimension{$instance.'.optionalrequired'};
	if ($opt_req !~ /\S/) {
	$opt_req=
	&Apache::lonxml::get_param('OptionalRequired',
	$parstack,$safeeval);
	if ($opt_req !~ /\S/) { $opt_req = 0; }
	}
	if ($optional_passed < $opt_req) {
$mandatory_failed++;	$mandatory_failed++;
}	}
&Apache::lonxml::debug("all instance ".join(':',@{$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,$id) = @_;
	if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
	return '';
	}
	my ($result,$grader);
	my $scope="resource.$version.0.$dim.$id";
	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 'grade' \|\| $target eq 'web' \|\| $target eq 'webgrade') {
if ($tagstack->[-2] eq 'Dimension') {	if ($tagstack->[-2] eq 'Dimension' \|\| $tagstack->[-2] eq 'Question' ) {
$dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser);	$dimension{'intro'}=
	&Apache::lonxml::get_all_text('/introparagraph',
} elsif ($target eq 'webgrade') {	$parser,$style);
&Apache::lonxml::get_all_text('/introparagraph',$parser);	} elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
	&Apache::lonxml::startredirection();
}	}

}	}
Line 1564 sub start_IntroParagraph {	Line 2111 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 2125 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 2136 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 'grade' \|\| $target eq 'web' \|\| $target eq 'webgrade') {
$dimension{$instance_id.'.text'}=$text;	$dimension{$instance_id.'.text'}=$text;
}	}
return '';	return '';
Line 1595 sub end_InstanceText {	Line 2150 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 $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser);
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;	if (&Apache::londefdef::is_inside_of($tagstack,'Instance')) {
$dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=	my $instance_id=$Apache::bridgetask::instance[-1];
&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);	$dimension{"criteria.$instance_id.$id"}=$criteria;
push(@{$dimension{$instance_id.'.criterias'}},$id);	$dimension{"criteria.$instance_id.$id.mandatory"}=
	&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
	push(@{$dimension{$instance_id.'.criterias'}},"$instance_id.$id");
	} else {
	$dimension{'criteria.'.$id}=$criteria;
	$dimension{'criteria.'.$id.'.mandatory'}=
	&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
	push(@{$dimension{'criterias'}},$id);
	}
}	}
return '';	return '';
}	}
Line 1627 sub proctor_validation_screen {	Line 2189 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="$env{'request.uri'}">
<input type="hidden" name="validate" value="yes" />	<input type="hidden" name="validate" value="yes" />
<input type="hidden" name="submitted" value="yes" />	<input type="hidden" name="submitted" value="yes" />
<table>	<table>
Line 1642 sub proctor_validation_screen {	Line 2204 sub proctor_validation_screen {
<tr><td colspan="2">Student who should be logged in is:</td></tr>	<tr><td colspan="2">Student who should be logged in is:</td></tr>
<tr><td>Name:</td><td>$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>

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.67
changed lines
	Added in v.1.161