loncom/interface/lonnavmaps.pm - diff

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Diff for /loncom/interface/lonnavmaps.pm between versions 1.507 and 1.509.2.13.2.1

version 1.507, 2015/04/15 18:56:15	version 1.509.2.13.2.1, 2021/03/08 03:48:34
Line 486 use Apache::lonlocal;	Line 486 use Apache::lonlocal;
use Apache::lonnet;	use Apache::lonnet;
use Apache::lonmap;	use Apache::lonmap;

use POSIX qw (floor strftime);	use POSIX qw (ceil floor strftime);
use Time::HiRes qw( gettimeofday tv_interval );	use Time::HiRes qw( gettimeofday tv_interval );
use LONCAPA;	use LONCAPA;
use DateTime();	use DateTime();
Line 577 sub getLinkForResource {	Line 577 sub getLinkForResource {
my $anchor;	my $anchor;
if ($res->is_page()) {	if ($res->is_page()) {
foreach my $item (@$stack) { if (defined($item)) { $anchor = $item; } }	foreach my $item (@$stack) { if (defined($item)) { $anchor = $item; } }
$anchor=&escape($anchor->shown_symb());	if ($anchor->encrypted() && !&advancedUser()) {
	$anchor='LC_'.$anchor->id();
	} else {
	$anchor=&escape($anchor->shown_symb());
	}
return ($res->link(),$res->shown_symb(),$anchor);	return ($res->link(),$res->shown_symb(),$anchor);
}	}
# in case folder was skipped over as "only sequence"	# in case folder was skipped over as "only sequence"
Line 624 sub getDescription {	Line 628 sub getDescription {
if ($status == $res->OPEN_LATER) {	if ($status == $res->OPEN_LATER) {
return &mt("Open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($open,'start'),$res->symb(),'opendate',$part));	return &mt("Open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($open,'start'),$res->symb(),'opendate',$part));
}	}
	my $slotinfo;
if ($res->simpleStatus($part) == $res->OPEN) {	if ($res->simpleStatus($part) == $res->OPEN) {
unless (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) {	unless (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) {
my ($slot_status,$slot_time,$slot_name)=$res->check_for_slot($part);	my ($slot_status,$slot_time,$slot_name)=$res->check_for_slot($part);
	my $slotmsg;
if ($slot_status == $res->UNKNOWN) {	if ($slot_status == $res->UNKNOWN) {
return &mt('Reservation status unknown');	$slotmsg = &mt('Reservation status unknown');
} elsif ($slot_status == $res->RESERVED) {	} elsif ($slot_status == $res->RESERVED) {
return &mt('Reserved - ends [_1]',	$slotmsg = &mt('Reserved - ends [_1]',
timeToHumanString($slot_time,'end'));	timeToHumanString($slot_time,'end'));
} elsif ($slot_status == $res->RESERVED_LOCATION) {	} elsif ($slot_status == $res->RESERVED_LOCATION) {
return &mt('Reserved - specific location(s) - ends [_1]',	$slotmsg = &mt('Reserved - specific location(s) - ends [_1]',
timeToHumanString($slot_time,'end'));	timeToHumanString($slot_time,'end'));
} elsif ($slot_status == $res->RESERVED_LATER) {	} elsif ($slot_status == $res->RESERVED_LATER) {
return &mt('Reserved - next open [_1]',	$slotmsg = &mt('Reserved - next open [_1]',
timeToHumanString($slot_time,'start'));	timeToHumanString($slot_time,'start'));
} elsif ($slot_status == $res->RESERVABLE) {	} elsif ($slot_status == $res->RESERVABLE) {
return &mt('Reservable, reservations close [_1]',	$slotmsg = &mt('Reservable, reservations close [_1]',
	timeToHumanString($slot_time,'end'));
	} elsif ($slot_status == $res->NEEDS_CHECKIN) {
	$slotmsg = &mt('Reserved, check-in needed - ends [_1]',
timeToHumanString($slot_time,'end'));	timeToHumanString($slot_time,'end'));
} elsif ($slot_status == $res->RESERVABLE_LATER) {	} elsif ($slot_status == $res->RESERVABLE_LATER) {
return &mt('Reservable, reservations open [_1]',	$slotmsg = &mt('Reservable, reservations open [_1]',
timeToHumanString($slot_time,'start'));	timeToHumanString($slot_time,'start'));
} elsif ($slot_status == $res->NOT_IN_A_SLOT) {	} elsif ($slot_status == $res->NOT_IN_A_SLOT) {
return &mt('Reserve a time/place to work');	$slotmsg = &mt('Reserve a time/place to work');
} elsif ($slot_status == $res->NOTRESERVABLE) {	} elsif ($slot_status == $res->NOTRESERVABLE) {
return &mt('Reservation not available');	$slotmsg = &mt('Reservation not available');
} elsif ($slot_status == $res->WAITING_FOR_GRADE) {	} elsif ($slot_status == $res->WAITING_FOR_GRADE) {
return &mt('Submission in grading queue');	$slotmsg = &mt('Submission in grading queue');
	}
	if ($slotmsg) {
	if ($res->is_task() \|\| !$due) {
	return $slotmsg;
	}
	$slotinfo = (' ' x 2).'('.$slotmsg.')';
}	}
}	}
}	}
if ($status == $res->OPEN) {	if ($status == $res->OPEN) {
if ($due) {	if ($due) {
if ($res->is_practice()) {	if ($res->is_practice()) {
return &mt("Closes [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'duedate',$part));	return &mt("Closes [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'duedate',$part)).$slotinfo;
} else {	} else {
return &mt("Due [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'end'),$res->symb(),'duedate',$part));	return &mt("Due [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'end'),$res->symb(),'duedate',$part)).$slotinfo;
}	}
} else {	} else {
return &Apache::lonhtmlcommon::direct_parm_link(&mt("Open, no due date"),$res->symb(),'duedate',$part);	return &Apache::lonhtmlcommon::direct_parm_link(&mt("Open, no due date"),$res->symb(),'duedate',$part).$slotinfo;
}	}
}	}
if ($status == $res->PAST_DUE_ANSWER_LATER) {	if ($status == $res->PAST_DUE_ANSWER_LATER) {
Line 907 sub render_resource {	Line 922 sub render_resource {
my $nonLinkedText = ''; # stuff after resource title not in link	my $nonLinkedText = ''; # stuff after resource title not in link

my $link = $params->{"resourceLink"};	my $link = $params->{"resourceLink"};
	if ($resource->ext()) {
	$link =~ s/\#.+(\?)/$1/g;
	}

# The URL part is not escaped at this point, but the symb is...	# The URL part is not escaped at this point, but the symb is...

Line 927 sub render_resource {	Line 945 sub render_resource {
# links to open and close the folder	# links to open and close the folder

my $whitespace = $location.'/whitespace_21.gif';	my $whitespace = $location.'/whitespace_21.gif';
my $linkopen = "<img src='$whitespace' alt='' />"."<a href=\"$link\">";	my $linkopen = "<img src='$whitespace' alt='' />";
	my $nomodal;
	if (($params->{'modalLink'}) && (!$resource->is_sequence())) {
	if ($link =~m{^(?:\|/adm/wrapper)/ext/([^#]+)}) {
	my $exturl = $1;
	if (($ENV{'SERVER_PORT'} == 443) && ($exturl !~ /^https:/)) {
	$nomodal = 1;
	}
	} elsif (($link eq "/public/$LONCAPA::match_domain/$LONCAPA::match_courseid/syllabus") &&
	($env{'request.course.id'}) && ($ENV{'SERVER_PORT'} == 443) &&
	($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
	$nomodal = 1;
	}
	my $esclink = &js_escape($link);
	if ($nomodal) {
	$linkopen .= "<a href=\"#\" onclick=\"javascript:window.open('$esclink','resourcepreview','height=400,width=500,scrollbars=1,resizable=1,menubar=0,location=1'); return false;\" />";
	} else {
	$linkopen .= "<a href=\"$link\" onclick=\"javascript:openMyModal('$esclink',600,500,'yes','true'); return false;\">";
	}
	} else {
	$linkopen .= "<a href=\"$link\">";
	}
my $linkclose = "</a>";	my $linkclose = "</a>";

# Default icon: unknown page	# Default icon: unknown page
Line 981 sub render_resource {	Line 1020 sub render_resource {
# Don't allow users to manipulate folder	# Don't allow users to manipulate folder
$icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';	$icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';
$icon = "<img class=\"LC_space\" src='$whitespace' alt='' />"."<img class=\"LC_contentImage\" src='$location/$icon' alt=\"".($nowOpen ? &mt('Open Folder') : &mt('Close Folder')).' '.$title."\" />";	$icon = "<img class=\"LC_space\" src='$whitespace' alt='' />"."<img class=\"LC_contentImage\" src='$location/$icon' alt=\"".($nowOpen ? &mt('Open Folder') : &mt('Close Folder')).' '.$title."\" />";
	if ($params->{'caller'} eq 'sequence') {
$linkopen = "";	$linkopen = "<a href=\"$link\">";
$linkclose = "";	} else {
	$linkopen = "";
	$linkclose = "";
	}
}	}
if ((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) &&	if (((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) \|\|
	(&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) &&
($resource->symb=~/\_\_\_[^\_]+\_\_\_uploaded/)) {	($resource->symb=~/\_\_\_[^\_]+\_\_\_uploaded/)) {
if (!$params->{'map_no_edit_link'}) {	if (!$params->{'map_no_edit_link'}) {
my $icon = &Apache::loncommon::lonhttpdurl('/res/adm/pages').'/editmap.png';	my $icon = &Apache::loncommon::lonhttpdurl('/res/adm/pages').'/editmap.png';
Line 995 sub render_resource {	Line 1038 sub render_resource {
'</a>';	'</a>';
}	}
}	}
}	if ($params->{'mapHidden'} \|\| $resource->randomout()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
if ($resource->randomout()) {	}
$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';	} else {
	if ($resource->randomout()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
	}
}	}
if (!$resource->condval()) {	if (!$resource->condval()) {
$nonLinkedText .= ' <span class="LC_info">('.&mt('conditionally hidden').')</span> ';	$nonLinkedText .= ' <span class="LC_info">('.&mt('conditionally hidden').')</span> ';
Line 1048 sub render_resource {	Line 1094 sub render_resource {
}	}

if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) {	if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) {
$result .= "$curMarkerBegin<a href=\"$link\">$title$partLabel</a>$curMarkerEnd$editmapLink$nonLinkedText</td>";	$linkclose = '</a>';
} else {	if ($params->{'modalLink'}) {
$result .= "$curMarkerBegin$linkopen$title$partLabel</a>$curMarkerEnd$editmapLink$nonLinkedText</td>";	my $esclink = &js_escape($link);
	if ($nomodal) {
	$linkopen = "<a href=\"#\" onclick=\"javascript:window.open('$esclink','resourcepreview','height=400,width=500,scrollbars=1,resizable=1,menubar=0,location=1'); return false;\" />";
	} else {
	$linkopen = "<a href=\"$link\" onclick=\"javascript:openMyModal('$esclink',600,500,'yes','true'); return false;\">";
	}
	} else {
	$linkopen = "<a href=\"$link\">";
	}
}	}
	$result .= "$curMarkerBegin$linkopen$title$partLabel$linkclose$curMarkerEnd$editmapLink$nonLinkedText</td>";

return $result;	return $result;
}	}
Line 1342 sub render {	Line 1397 sub render {
my $currenturl = $env{'form.postdata'};	my $currenturl = $env{'form.postdata'};
#$currenturl=~s/^http\:\/\///;	#$currenturl=~s/^http\:\/\///;
#$currenturl=~s/^[^\/]+//;	#$currenturl=~s/^[^\/]+//;
	unless ($args->{'caller'} eq 'sequence') {
$here = $jump = &Apache::lonnet::symbread($currenturl);	$here = $jump = &Apache::lonnet::symbread($currenturl);
	}
}	}
if ($here eq '') {	if (($here eq '') && ($args->{'caller'} ne 'sequence')) {
my $last;	my $last;
if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',	if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
&GDBM_READER(),0640)) {	&GDBM_READER(),0640)) {
Line 1405 sub render {	Line 1461 sub render {
if ($args->{'iterator_map'}) {	if ($args->{'iterator_map'}) {
my $map = $args->{'iterator_map'};	my $map = $args->{'iterator_map'};
$map = $navmap->getResourceByUrl($map);	$map = $navmap->getResourceByUrl($map);
my $firstResource = $map->map_start();	if (ref($map)) {
my $finishResource = $map->map_finish();	my $firstResource = $map->map_start();
	my $finishResource = $map->map_finish();
$args->{'iterator'} = $it = $navmap->getIterator($firstResource, $finishResource, $filterHash, $condition);	$args->{'iterator'} = $it = $navmap->getIterator($firstResource, $finishResource, $filterHash, $condition);
	} else {
	return;
	}
} else {	} else {
$args->{'iterator'} = $it = $navmap->getIterator(undef, undef, $filterHash, $condition,undef,$args->{'include_top_level_map'});	$args->{'iterator'} = $it = $navmap->getIterator(undef, undef, $filterHash, $condition,undef,$args->{'include_top_level_map'});
}	}
Line 1527 END	Line 1586 END
$result.='</form>';	$result.='</form>';
}	}
if (($args->{'caller'} eq 'navmapsdisplay') &&	if (($args->{'caller'} eq 'navmapsdisplay') &&
(&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) {	((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) \|\|
	(&Apache::lonnet::allowed('cev',$env{'request.course.id'})))) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
if ($env{'course.'.$env{'request.course.id'}.'.url'} eq	if ($env{'course.'.$env{'request.course.id'}.'.url'} eq
Line 1573 END	Line 1633 END
$args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' alt='' />");	$args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' alt='' />");
$args->{'displayedHereMarker'} = 0;	$args->{'displayedHereMarker'} = 0;

# If we're suppressing empty sequences, look for them here. Use DFS for speed,	# If we're suppressing empty sequences, look for them here.
# since structure actually doesn't matter, except what map has what resources.	# We also do this even if $args->{'suppressEmptySequences'}
if ($args->{'suppressEmptySequences'}) {	# is not true, so we can hide empty sequences for which the
my $dfsit = Apache::lonnavmaps::DFSiterator->new($navmap,	# hiddenresource parameter is set to yes (at map level), or
$it->{FIRST_RESOURCE},	# mark as hidden for users who have $userCanSeeHidden.
$it->{FINISH_RESOURCE},	# Use DFS for speed, since structure actually doesn't matter,
{}, undef, 1);	# except what map has what resources.
my $depth = 0;
$dfsit->next();	my $dfsit = Apache::lonnavmaps::DFSiterator->new($navmap,
my $curRes = $dfsit->next();	$it->{FIRST_RESOURCE},
while ($depth > -1) {	$it->{FINISH_RESOURCE},
if ($curRes == $dfsit->BEGIN_MAP()) { $depth++; }	{}, undef, 1);
if ($curRes == $dfsit->END_MAP()) { $depth--; }
	my $depth = 0;
if (ref($curRes)) {	$dfsit->next();
# Parallel pre-processing: Do sequences have non-filtered-out children?	my $curRes = $dfsit->next();
if ($curRes->is_map()) {	while ($depth > -1) {
$curRes->{DATA}->{HAS_VISIBLE_CHILDREN} = 0;	if ($curRes == $dfsit->BEGIN_MAP()) { $depth++; }
# Sequences themselves do not count as visible children,	if ($curRes == $dfsit->END_MAP()) { $depth--; }
# unless those sequences also have visible children.
# This means if a sequence appears, there's a "promise"	if (ref($curRes)) {
# that there's something under it if you open it, somewhere.	# Parallel pre-processing: Do sequences have non-filtered-out children?
} else {	if ($curRes->is_map()) {
# Not a sequence: if it's filtered, ignore it, otherwise	$curRes->{DATA}->{HAS_VISIBLE_CHILDREN} = 0;
# rise up the stack and mark the sequences as having children	# Sequences themselves do not count as visible children,
if (&$filterFunc($curRes)) {	# unless those sequences also have visible children.
for my $sequence (@{$dfsit->getStack()}) {	# This means if a sequence appears, there's a "promise"
$sequence->{DATA}->{HAS_VISIBLE_CHILDREN} = 1;	# that there's something under it if you open it, somewhere.
}	} elsif ($curRes->src()) {
	# Not a sequence: if it's filtered, ignore it, otherwise
	# rise up the stack and mark the sequences as having children
	if (&$filterFunc($curRes)) {
	for my $sequence (@{$dfsit->getStack()}) {
	$sequence->{DATA}->{HAS_VISIBLE_CHILDREN} = 1;
}	}
}	}
}	}
} continue {
$curRes = $dfsit->next();
}	}
	} continue {
	$curRes = $dfsit->next();
}	}

my $displayedJumpMarker = 0;	my $displayedJumpMarker = 0;
Line 1665 END	Line 1730 END
undef($args->{'sort'});	undef($args->{'sort'});
}	}

	# Determine if page will be served with https in case
	# it contains a syllabus which uses an external URL
	# which points at an http site.

	my ($is_ssl,$cdom,$cnum,$hostname);
	if ($ENV{'SERVER_PORT'} == 443) {
	$is_ssl = 1;
	if ($r) {
	$hostname = $r->hostname();
	} else {
	$hostname = $ENV{'SERVER_NAME'};
	}
	}
	if ($env{'request.course.id'}) {
	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	}

	my $inhibitmenu;
	if ($args->{'modalLink'}) {
	$inhibitmenu = '&inhibitmenu=yes';
	}

while (1) {	while (1) {
if ($args->{'sort'}) {	if ($args->{'sort'}) {
Line 1700 END	Line 1787 END
}	}

# If this is an empty sequence and we're filtering them, continue on	# If this is an empty sequence and we're filtering them, continue on
if ($curRes->is_map() && $args->{'suppressEmptySequences'} &&	$args->{'mapHidden'} = 0;
!$curRes->{DATA}->{HAS_VISIBLE_CHILDREN}) {	if (($curRes->is_map()) && (!$curRes->{DATA}->{HAS_VISIBLE_CHILDREN})) {
next;	if ($args->{'suppressEmptySequences'}) {
	next;
	} else {
	my $mapname = &Apache::lonnet::declutter($curRes->src());
	$mapname = &Apache::lonnet::deversion($mapname);
	if (lc($navmap->get_mapparam(undef,$mapname,"0.hiddenresource")) eq 'yes') {
	if ($userCanSeeHidden) {
	$args->{'mapHidden'} = 1;
	} else {
	next;
	}
	}
	}
}	}

# If we're suppressing navmaps and this is a navmap, continue on	# If we're suppressing navmaps and this is a navmap, continue on
Line 1786 END	Line 1885 END
$stack=$it->getStack();	$stack=$it->getStack();
}	}
($src,$symb,$anchor)=getLinkForResource($stack);	($src,$symb,$anchor)=getLinkForResource($stack);
	my $srcHasQuestion = $src =~ /\?/;
	if ($env{'request.course.id'}) {
	if (($is_ssl) && ($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($\|\?)}) &&
	($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
	unless (&Apache::lonnet::uses_sts()) {
	if ($hostname ne '') {
	$src = 'http://'.$hostname.$src;
	}
	$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
	$srcHasQuestion = 1;
	}
	} elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) {
	unless (&Apache::lonnet::uses_sts()) {
	if ($hostname ne '') {
	$src = 'http://'.$hostname.$src;
	}
	$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
	$srcHasQuestion = 1;
	}
	}
	}
if (defined($anchor)) { $anchor='#'.$anchor; }	if (defined($anchor)) { $anchor='#'.$anchor; }
my $srcHasQuestion = $src =~ /\?/;	if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {
$args->{"resourceLink"} = $src.	$args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1';
($srcHasQuestion?'&':'?') .	} else {
'symb=' . &escape($symb).$anchor;	$args->{"resourceLink"} = $src.
	($srcHasQuestion?'&':'?') .
	'symb=' . &escape($symb).$inhibitmenu.$anchor;
	}
}	}
# Now, we've decided what parts to show. Loop through them and	# Now, we've decided what parts to show. Loop through them and
# show them.	# show them.
Line 1818 END	Line 1941 END
$currentJumpDelta) {	$currentJumpDelta) {
# Jam the anchor after the <td> tag;	# Jam the anchor after the <td> tag;
# necessary for valid HTML (which Mozilla requires)	# necessary for valid HTML (which Mozilla requires)
$colHTML =~ s/\>/\>\<a name="curloc" \/\>/;	$colHTML =~ s/\>/\>\<a name="curloc" \>\<\/a\>/;
$displayedJumpMarker = 1;	$displayedJumpMarker = 1;
}	}
$result .= $colHTML . "\n";	$result .= $colHTML . "\n";
Line 2204 sub generate_email_discuss_status {	Line 2327 sub generate_email_discuss_status {
foreach my $msgid (@keys) {	foreach my $msgid (@keys) {
if ((!$emailstatus{$msgid}) \|\| ($emailstatus{$msgid} eq 'new')) {	if ((!$emailstatus{$msgid}) \|\| ($emailstatus{$msgid} eq 'new')) {
my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid,	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid,
$symb,$error) = &Apache::lonmsg::unpackmsgid($msgid);	$symb,$error) = &Apache::lonmsg::unpackmsgid(&LONCAPA::escape($msgid));
&Apache::lonenc::check_decrypt(\$symb);	&Apache::lonenc::check_decrypt(\$symb);
if (($fromcid ne '') && ($fromcid ne $cid)) {	if (($fromcid ne '') && ($fromcid ne $cid)) {
next;	next;
Line 2701 sub parmval_real {	Line 2824 sub parmval_real {
if (defined($pack_def)) { return [$pack_def,'resource']; }	if (defined($pack_def)) { return [$pack_def,'resource']; }
return [''];	return [''];
}	}

	sub recurseup_maps {
	my ($self,$mapname) = @_;
	my @recurseup;
	if ($mapname) {
	my $res = $self->getResourceByUrl($mapname);
	if (ref($res)) {
	my @pcs = split(/,/,$res->map_hierarchy());
	shift(@pcs);
	if (@pcs) {
	@recurseup = map { &Apache::lonnet::declutter($self->getByMapPc($_)->src()); } reverse(@pcs);
	}
	}
	}
	return @recurseup;
	}

	sub recursed_crumbs {
	my ($self,$mapurl,$restitle) = @_;
	my (@revmapinfo,@revmapres);
	my $mapres = $self->getResourceByUrl($mapurl);
	if (ref($mapres)) {
	@revmapres = map { $self->getByMapPc($_); } split(/,/,$mapres->map_breadcrumbs());
	shift(@revmapres);
	}
	my $allowedlength = 60;
	my $minlength = 5;
	my $allowedtitle = 30;
	if (($env{'environment.icons'} eq 'iconsonly') && (!$env{'browser.mobile'})) {
	$allowedlength = 100;
	$allowedtitle = 70;
	}
	if (length($restitle) > $allowedtitle) {
	$restitle = &truncate_crumb_text($restitle,$allowedtitle);
	}
	my $totallength = length($restitle);
	my @links;

	foreach my $map (@revmapres) {
	my $pc = $map->map_pc();
	next if ((!$pc) \|\| ($pc == 1));
	push(@links,$map);
	push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $map->title(),'no_mt' => 1,});
	$totallength += length($map->title());
	}
	my $numlinks = scalar(@links);
	if ($numlinks) {
	if ($totallength - $allowedlength > 0) {
	my $available = $allowedlength - length($restitle);
	my $avg = POSIX::ceil($available/$numlinks);
	if ($avg < $minlength) {
	$avg = $minlength;
	}
	@revmapinfo = ();
	foreach my $map (@links) {
	my $showntitle = &truncate_crumb_text($map->title(),$avg);
	if ($showntitle ne '') {
	push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $showntitle,'no_mt' => 1,});
	}
	}
	}
	}
	if ($restitle ne '') {
	push(@revmapinfo,{'text' => $restitle, 'no_mt' => 1});
	}
	return @revmapinfo;
	}

	sub truncate_crumb_text {
	my ($title,$limit) = @_;
	my $showntitle = '';
	if (length($title) > $limit) {
	my @words = split(/\b\s*/,$title);
	if (@words == 1) {
	$showntitle = substr($title,0,$limit).' ...';
	} else {
	my $linklength = 0;
	my $num = 0;
	foreach my $word (@words) {
	$linklength += 1+length($word);
	if ($word eq '-') {
	$showntitle =~ s/ $//;
	$showntitle .= $word;
	} elsif ($linklength > $limit) {
	if ($num < @words) {
	$showntitle .= $word.' ...';
	last;
	} else {
	$showntitle .= $word;
	}
	} else {
	$showntitle .= $word.' ';
	}
	}
	$showntitle =~ s/ $//;
	}
	return $showntitle;
	} else {
	return $title;
	}
	}

#	#
# Determines the open/close dates for printing a map that	# Determines the open/close dates for printing a map that
# encloses a resource.	# encloses a resource.
Line 2712 sub map_printdates {	Line 2937 sub map_printdates {



my $opendate = $self->get_mapparam($res->symb(), "$part.printstartdate");	my $opendate = $self->get_mapparam($res->symb(),'',"$part.printstartdate");
my $closedate= $self->get_mapparam($res->symb(), "$part.printenddate");	my $closedate= $self->get_mapparam($res->symb(),'', "$part.printenddate");


return ($opendate, $closedate);	return ($opendate, $closedate);
}	}

sub get_mapparam {	sub get_mapparam {
my ($self, $symb, $what) = @_;	my ($self, $symb, $mapname, $what) = @_;

# Ensure the course option hash is populated:	# Ensure the course option hash is populated:

Line 2739 sub get_mapparam {	Line 2964 sub get_mapparam {
my $uname=$self->{USERNAME};	my $uname=$self->{USERNAME};
my $udom=$self->{DOMAIN};	my $udom=$self->{DOMAIN};

unless ($symb) { return ['']; }	unless ($symb \|\| $mapname) { return; }
my $result='';	my $result='';
	my ($recursed,@recurseup);

# Figure out which map we are in.	# Figure out which map we are in.

my ($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);	if ($symb && !$mapname) {
$mapname = &Apache::lonnet::deversion($mapname);	my ($id,$fn);
	($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);
	$mapname = &Apache::lonnet::deversion($mapname);
	}

my $rwhat=$what;	my $rwhat=$what;
$what=~s/^parameter\_//;	$what=~s/^parameter\_//;
Line 2779 sub get_mapparam {	Line 3006 sub get_mapparam {
if (defined($$useropt{$courselevel})) {	if (defined($$useropt{$courselevel})) {
return $$useropt{$courselevel};	return $$useropt{$courselevel};
}	}
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
	if (defined($$useropt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$useropt{$norecursechk};
	}
	}
	}
	}
}	}

# Check course -- group	# Check course -- group
Line 2789 sub get_mapparam {	Line 3030 sub get_mapparam {
if (defined($$courseopt{$grplevel})) {	if (defined($$courseopt{$grplevel})) {
return $$courseopt{$grplevel};	return $$courseopt{$grplevel};
}	}
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(all).'.$what;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$courseopt{$norecursechk};
	}
	}
	}
	}
}	}

# Check course -- section	# Check course -- section
Line 2801 sub get_mapparam {	Line 3056 sub get_mapparam {
if (defined($$courseopt{$seclevel})) {	if (defined($$courseopt{$seclevel})) {
return $$courseopt{$seclevel};	return $$courseopt{$seclevel};
}	}
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(all).'.$what;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$courseopt{$norecursechk};
	}
	}
	}
	}
}	}
# Check the map parameters themselves:	# Check the map parameters themselves:

my $thisparm = $$parmhash{$symbparm};	if ($symb) {
if (defined($thisparm)) {	my $symbparm=$symb.'.'.$what;
return $thisparm;	my $thisparm = $$parmhash{$symbparm};
	if (defined($thisparm)) {
	return $thisparm;
	}
}	}


Line 2816 sub get_mapparam {	Line 3088 sub get_mapparam {
if (defined($$courseopt{$courselevel})) {	if (defined($$courseopt{$courselevel})) {
return $$courseopt{$courselevel};	return $$courseopt{$courselevel};
}	}
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$courseopt{$norecursechk};
	}
	}
	}
	}
}	}
return undef; # Unefined if we got here.	return undef; # Unefined if we got here.
}	}
Line 2871 sub getcourseparam {	Line 3157 sub getcourseparam {
#	#
# We want the course level stuff from the way	# We want the course level stuff from the way
# parmval_real operates	# parmval_real operates
# TODO: Fator some of this stuff out of	# TODO: Factor some of this stuff out of
# both parmval_real and here	# both parmval_real and here
#	#
my $courselevel = $cid . '.' . $what;	my $courselevel = $cid . '.' . $what;
Line 2888 sub getcourseparam {	Line 3174 sub getcourseparam {
}	}
# Try for the group's course level option:	# Try for the group's course level option:

if ($uname ne '' and defined($courseopt)) {	if ($cgroup ne '' and defined($courseopt)) {
if (defined($$courseopt{$grplevel})) {	if (defined($$courseopt{$grplevel})) {
return $$courseopt{$grplevel};	return $$courseopt{$grplevel};
}	}
Line 2896 sub getcourseparam {	Line 3182 sub getcourseparam {

# Try for section level parameters:	# Try for section level parameters:

if ($csec and defined($courseopt)) {	if ($csec ne '' and defined($courseopt)) {
if (defined($$courseopt{$seclevel})) {	if (defined($$courseopt{$seclevel})) {
return $$courseopt{$seclevel};	return $$courseopt{$seclevel};
}	}
}	}
# Try for 'additional' course parameterse:	# Try for 'additional' course parameters:

if (defined($courseopt)) {	if (defined($courseopt)) {
if (defined($$courseopt{$courselevel})) {	if (defined($$courseopt{$courselevel})) {
Line 3513 sub next {	Line 3799 sub next {
# That ends the main iterator logic. Now, do we want to recurse	# That ends the main iterator logic. Now, do we want to recurse
# down this map (if this resource is a map)?	# down this map (if this resource is a map)?
if ( ($self->{HERE}->is_sequence() \|\| (!$closeAllPages && $self->{HERE}->is_page())) &&	if ( ($self->{HERE}->is_sequence() \|\| (!$closeAllPages && $self->{HERE}->is_page())) &&
(defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION})) {	(defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION}) &&
	($env{'request.role.adv'} \|\| !$self->{HERE}->randomout())) {
$self->{RECURSIVE_ITERATOR_FLAG} = 1;	$self->{RECURSIVE_ITERATOR_FLAG} = 1;
my $firstResource = $self->{HERE}->map_start();	my $firstResource = $self->{HERE}->map_start();
my $finishResource = $self->{HERE}->map_finish();	my $finishResource = $self->{HERE}->map_finish();
Line 3860 sub new {	Line 4147 sub new {
# about this resource in. Not used by the resource object	# about this resource in. Not used by the resource object
# directly.	# directly.
$self->{DATA} = {};	$self->{DATA} = {};

bless($self);	bless($self);

	# This is a speed optimization, to avoid calling symb() too often.
	$self->{SYMB} = $self->symb();

return $self;	return $self;
}	}

Line 3974 sub src {	Line 4264 sub src {
}	}
sub shown_symb {	sub shown_symb {
my $self=shift;	my $self=shift;
if ($self->encrypted()) {return &Apache::lonenc::encrypted($self->symb());}	if ($self->encrypted()) {return &Apache::lonenc::encrypted($self->{SYMB});}
return $self->symb();	return $self->{SYMB};
}	}
sub id {	sub id {
my $self=shift;	my $self=shift;
Line 3988 sub enclosing_map_src {	Line 4278 sub enclosing_map_src {
}	}
sub symb {	sub symb {
my $self=shift;	my $self=shift;
	if (defined($self->{SYMB})) { return $self->{SYMB}; }
(my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;	(my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;
my $symbSrc = &Apache::lonnet::declutter($self->src());	my $symbSrc = &Apache::lonnet::declutter($self->src());
my $symb = &Apache::lonnet::declutter($self->navHash('map_id_'.$first))	my $symb = &Apache::lonnet::declutter($self->navHash('map_id_'.$first))
Line 3996 sub symb {	Line 4287 sub symb {
}	}
sub wrap_symb {	sub wrap_symb {
my $self = shift;	my $self = shift;
return $self->{NAV_MAP}->wrap_symb($self->symb());	return $self->{NAV_MAP}->wrap_symb($self->{SYMB});
}	}
sub title {	sub title {
my $self=shift;	my $self=shift;
Line 4219 sub parmval {	Line 4510 sub parmval {
if (!defined($part)) {	if (!defined($part)) {
$part = '0';	$part = '0';
}	}
return $self->{NAV_MAP}->parmval($part.'.'.$what, $self->symb());	return $self->{NAV_MAP}->parmval($part.'.'.$what, $self->{SYMB});
}	}

=pod	=pod
Line 4258 Returns a string with a comma-separated	Line 4549 Returns a string with a comma-separated
for the hierarchy of maps containing a map, with the top level	for the hierarchy of maps containing a map, with the top level
map first, then descending to deeper levels, with the enclosing map last.	map first, then descending to deeper levels, with the enclosing map last.

	=item * B<map_breadcrumbs>:

	Same as map_hierarchy, except maps containing only a single itemm if
	it's a map, or containing no items are omitted, unless it's the top
	level map (map_pc = 1), which is always included.

=back	=back

=cut	=cut
Line 4293 sub map_hierarchy {	Line 4590 sub map_hierarchy {
my $pc = $self->map_pc();	my $pc = $self->map_pc();
return $self->navHash("map_hierarchy_$pc", 0);	return $self->navHash("map_hierarchy_$pc", 0);
}	}
	sub map_breadcrumbs {
	my $self = shift;
	my $pc = $self->map_pc();
	return $self->navHash("map_breadcrumbs_$pc", 0);
	}

#####	#####
# Property queries	# Property queries
Line 4472 sub awarded {	Line 4774 sub awarded {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
$self->{NAV_MAP}->get_user_data();	$self->{NAV_MAP}->get_user_data();
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$part.'.awarded'};	return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$part.'.awarded'};
}	}
sub taskversion {	sub taskversion {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
$self->{NAV_MAP}->get_user_data();	$self->{NAV_MAP}->get_user_data();
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$part.'.version'};	return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$part.'.version'};
}	}
sub taskstatus {	sub taskstatus {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
$self->{NAV_MAP}->get_user_data();	$self->{NAV_MAP}->get_user_data();
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$self->taskversion($part).'.'.$part.'.status'};	return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$self->taskversion($part).'.'.$part.'.status'};
}	}
sub solved {	sub solved {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
$self->{NAV_MAP}->get_user_data();	$self->{NAV_MAP}->get_user_data();
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$part.'.solved'};	return $self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$part.'.solved'};
}	}
sub checkedin {	sub checkedin {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
Line 4498 sub checkedin {	Line 4800 sub checkedin {
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
if ($self->is_task()) {	if ($self->is_task()) {
my $version = $self->taskversion($part);	my $version = $self->taskversion($part);
return ($self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$version .'.'.$part.'.checkedin'},$self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$version .'.'.$part.'.checkedin.slot'});	return ($self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$version .'.'.$part.'.checkedin'},$self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$version .'.'.$part.'.checkedin.slot'});
} else {	} else {
return ($self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$part.'.checkedin'},$self->{NAV_MAP}->{STUDENT_DATA}->{$self->symb()}->{'resource.'.$part.'.checkedin.slot'});	return ($self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$part.'.checkedin'},$self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}}->{'resource.'.$part.'.checkedin.slot'});
}	}
}	}
# this should work exactly like the copy in lonhomework.pm	# this should work exactly like the copy in lonhomework.pm
Line 4517 sub duedate {	Line 4819 sub duedate {
my $date;	my $date;
my @interval=$self->parmval("interval", $part);	my @interval=$self->parmval("interval", $part);
my $due_date=$self->parmval("duedate", $part);	my $due_date=$self->parmval("duedate", $part);
if ($interval[0] =~ /\d+/) {	if ($interval[0] =~ /^(\d+)/) {
my $first_access=&Apache::lonnet::get_first_access($interval[1],	my $timelimit = $1;
$self->symb);	my $first_access=&Apache::lonnet::get_first_access($interval[1],
	$self->{SYMB});
if (defined($first_access)) {	if (defined($first_access)) {
my $interval = $first_access+$interval[0];	my $interval = $first_access+$timelimit;
$date = (!$due_date \|\| $interval < $due_date) ? $interval	$date = (!$due_date \|\| $interval < $due_date) ? $interval
: $due_date;	: $due_date;
} else {	} else {
Line 4592 sub weight {	Line 4895 sub weight {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',	my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
$self->symb(), $self->{DOMAIN},	$self->{SYMB}, $self->{DOMAIN},
$self->{USERNAME},	$self->{USERNAME},
$env{'request.course.sec'});	$env{'request.course.sec'});
return $weight;	return $weight;
Line 4601 sub part_display {	Line 4904 sub part_display {
my $self= shift(); my $partID = shift();	my $self= shift(); my $partID = shift();
if (! defined($partID)) { $partID = '0'; }	if (! defined($partID)) { $partID = '0'; }
my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',	my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',
$self->symb);	$self->{SYMB});
if (! defined($display) \|\| $display eq '') {	if (! defined($display) \|\| $display eq '') {
$display = $partID;	$display = $partID;
}	}
Line 4621 sub getReturnHash {	Line 4924 sub getReturnHash {
my $self = shift;	my $self = shift;

if (!defined($self->{RETURN_HASH})) {	if (!defined($self->{RETURN_HASH})) {
my %tmpHash = &Apache::lonnet::restore($self->symb(),undef,$self->{DOMAIN},$self->{USERNAME});	my %tmpHash = &Apache::lonnet::restore($self->{SYMB},undef,$self->{DOMAIN},$self->{USERNAME});
$self->{RETURN_HASH} = \%tmpHash;	$self->{RETURN_HASH} = \%tmpHash;
}	}
}	}
Line 4686 and use the link as appropriate.	Line 4989 and use the link as appropriate.

sub hasDiscussion {	sub hasDiscussion {
my $self = shift;	my $self = shift;
return $self->{NAV_MAP}->hasDiscussion($self->symb());	return $self->{NAV_MAP}->hasDiscussion($self->{SYMB});
}	}

sub last_post_time {	sub last_post_time {
my $self = shift;	my $self = shift;
return $self->{NAV_MAP}->last_post_time($self->symb());	return $self->{NAV_MAP}->last_post_time($self->{SYMB});
}	}

sub discussion_info {	sub discussion_info {
my ($self,$filter) = @_;	my ($self,$filter) = @_;
return $self->{NAV_MAP}->discussion_info($self->symb(),$filter);	return $self->{NAV_MAP}->discussion_info($self->{SYMB},$filter);
}	}

sub getFeedback {	sub getFeedback {
my $self = shift;	my $self = shift;
my $source = $self->src();	my $source = $self->src();
my $symb = $self->symb();	my $symb = $self->{SYMB};
if ($source =~ /^\/res\//) { $source = substr $source, 5; }	if ($source =~ /^\/res\//) { $source = substr $source, 5; }
return $self->{NAV_MAP}->getFeedback($symb,$source);	return $self->{NAV_MAP}->getFeedback($symb,$source);
}	}
Line 4710 sub getFeedback {	Line 5013 sub getFeedback {
sub getErrors {	sub getErrors {
my $self = shift;	my $self = shift;
my $source = $self->src();	my $source = $self->src();
my $symb = $self->symb();	my $symb = $self->{SYMB};
if ($source =~ /^\/res\//) { $source = substr $source, 5; }	if ($source =~ /^\/res\//) { $source = substr $source, 5; }
return $self->{NAV_MAP}->getErrors($symb,$source);	return $self->{NAV_MAP}->getErrors($symb,$source);
}	}
Line 4860 sub extractParts {	Line 5163 sub extractParts {
if ($partorder) {	if ($partorder) {
my @parts;	my @parts;
for my $part (split (/,/,$partorder)) {	for my $part (split (/,/,$partorder)) {
if (!Apache::loncommon::check_if_partid_hidden($part, $self->symb())) {	if (!Apache::loncommon::check_if_partid_hidden($part, $self->{SYMB})) {
push @parts, $part;	push @parts, $part;
$parts{$part} = 1;	$parts{$part} = 1;
}	}
Line 4878 sub extractParts {	Line 5181 sub extractParts {
my $part = $1;	my $part = $1;
# This floods the logs if it blows up	# This floods the logs if it blows up
if (defined($parts{$part})) {	if (defined($parts{$part})) {
&Apache::lonnet::logthis("$part multiply defined in metadata for " . $self->symb());	&Apache::lonnet::logthis("$part multiply defined in metadata for " . $self->{SYMB});
}	}

# check to see if part is turned off.	# check to see if part is turned off.

if (!Apache::loncommon::check_if_partid_hidden($part, $self->symb())) {	if (!Apache::loncommon::check_if_partid_hidden($part, $self->{SYMB})) {
$parts{$part} = 1;	$parts{$part} = 1;
}	}
}	}
Line 5388 sub status {	Line 5691 sub status {
sub check_for_slot {	sub check_for_slot {
my $self = shift;	my $self = shift;
my $part = shift;	my $part = shift;
my $symb = $self->symb();	my $symb = $self->{SYMB};
my ($use_slots,$available,$availablestudent) = $self->slot_control($part);	my ($use_slots,$available,$availablestudent) = $self->slot_control($part);
if (($use_slots ne '') && ($use_slots !~ /^\sno\s$/i)) {	if (($use_slots ne '') && ($use_slots !~ /^\sno\s$/i)) {
my @slots = (split(/:/,$availablestudent),split(/:/,$available));	my @slots = (split(/:/,$availablestudent),split(/:/,$available));
Line 5397 sub check_for_slot {	Line 5700 sub check_for_slot {
my $cnum=$env{'course.'.$cid.'.num'};	my $cnum=$env{'course.'.$cid.'.num'};
my $now = time;	my $now = time;
my $num_usable_slots = 0;	my $num_usable_slots = 0;
	my ($checkedin,$checkedinslot,%consumed_uniq,%slots);
if (@slots > 0) {	if (@slots > 0) {
my %slots=&Apache::lonnet::get('slots',[@slots],$cdom,$cnum);	%slots=&Apache::lonnet::get('slots',[@slots],$cdom,$cnum);
if (&Apache::lonnet::error(%slots)) {	if (&Apache::lonnet::error(%slots)) {
return (UNKNOWN);	return (UNKNOWN);
}	}
my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots,'starttime');	my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots,'starttime');
my ($checkedin,$checkedinslot);
foreach my $slot_name (@sorted_slots) {	foreach my $slot_name (@sorted_slots) {
next if (!defined($slots{$slot_name}) \|\| !ref($slots{$slot_name}));	next if (!defined($slots{$slot_name}) \|\| !ref($slots{$slot_name}));
my $end = $slots{$slot_name}->{'endtime'};	my $end = $slots{$slot_name}->{'endtime'};
Line 5427 sub check_for_slot {	Line 5730 sub check_for_slot {
($checkedin,$checkedinslot) = $self->checkedin();	($checkedin,$checkedinslot) = $self->checkedin();
unless ((grep(/^\Q$checkedin\E/,@proctors)) &&	unless ((grep(/^\Q$checkedin\E/,@proctors)) &&
($checkedinslot eq $slot_name)) {	($checkedinslot eq $slot_name)) {
return (NEEDS_CHECKIN,undef,$slot_name);	return (NEEDS_CHECKIN,$end,$slot_name);
}	}
}	}
return (RESERVED,$end,$slot_name);	return (RESERVED,$end,$slot_name);
Line 5437 sub check_for_slot {	Line 5740 sub check_for_slot {
$num_usable_slots ++;	$num_usable_slots ++;
}	}
}	}
my ($is_correct,$got_grade);	my ($is_correct,$wait_for_grade);
if ($self->is_task()) {	if ($self->is_task()) {
my $taskstatus = $self->taskstatus();	my $taskstatus = $self->taskstatus();
$is_correct = (($taskstatus eq 'pass') \|\|	$is_correct = (($taskstatus eq 'pass') \|\|
($self->solved() =~ /^correct_/));	($self->solved() =~ /^correct_/));
$got_grade = ($taskstatus =~ /^(?:pass\|fail)$/);	unless ($taskstatus =~ /^(?:pass\|fail)$/) {
	$wait_for_grade = 1;
	}
} else {	} else {
$got_grade = 1;	unless ($self->completable()) {
$is_correct = ($self->solved() =~ /^correct_/);	$wait_for_grade = 1;
	}
	unless (($self->problemstatus($part) eq 'no') \|\|
	($self->problemstatus($part) eq 'no_feedback_ever')) {
	$is_correct = ($self->solved($part) =~ /^correct_/);
	$wait_for_grade = 0;
	}
}	}
($checkedin,$checkedinslot) = $self->checkedin();	($checkedin,$checkedinslot) = $self->checkedin();
if ($checkedin) {	if ($checkedin) {
if (!$got_grade) {	if (ref($slots{$checkedinslot}) eq 'HASH') {
	$consumed_uniq{$checkedinslot} = $slots{$checkedinslot}{'uniqueperiod'};
	}
	if ($wait_for_grade) {
return (WAITING_FOR_GRADE);	return (WAITING_FOR_GRADE);
} elsif ($is_correct) {	} elsif ($is_correct) {
return (CORRECT);	return (CORRECT);
Line 5464 sub check_for_slot {	Line 5778 sub check_for_slot {
if (ref($reservable) eq 'HASH') {	if (ref($reservable) eq 'HASH') {
if ((ref($reservable->{'now_order'}) eq 'ARRAY') && (ref($reservable->{'now'}) eq 'HASH')) {	if ((ref($reservable->{'now_order'}) eq 'ARRAY') && (ref($reservable->{'now'}) eq 'HASH')) {
foreach my $slot (reverse (@{$reservable->{'now_order'}})) {	foreach my $slot (reverse (@{$reservable->{'now_order'}})) {
	my $canuse;
if (($reservable->{'now'}{$slot}{'symb'} eq '') \|\|	if (($reservable->{'now'}{$slot}{'symb'} eq '') \|\|
($reservable->{'now'}{$slot}{'symb'} eq $symb)) {	($reservable->{'now'}{$slot}{'symb'} eq $symb)) {
	$canuse = 1;
	}
	if ($canuse) {
	if ($checkedin) {
	if (ref($consumed_uniq{$checkedinslot}) eq 'ARRAY') {
	my ($uniqstart,$uniqend)=@{$consumed_uniq{$checkedinslot}};
	if ($reservable->{'now'}{$slot}{'uniqueperiod'} =~ /^(\d+),(\d+)$/) {
	my ($new_uniq_start,$new_uniq_end) = ($1,$2);
	next if (!
	($uniqstart < $new_uniq_start && $uniqend < $new_uniq_start) \|\|
	($uniqstart > $new_uniq_end && $uniqend > $new_uniq_end ));
	}
	}
	}
return(RESERVABLE,$reservable->{'now'}{$slot}{'endreserve'});	return(RESERVABLE,$reservable->{'now'}{$slot}{'endreserve'});
}	}
}	}
}	}
if ((ref($reservable->{'future_order'}) eq 'ARRAY') && (ref($reservable->{'future'}) eq 'HASH')) {	if ((ref($reservable->{'future_order'}) eq 'ARRAY') && (ref($reservable->{'future'}) eq 'HASH')) {
foreach my $slot (@{$reservable->{'future_order'}}) {	foreach my $slot (@{$reservable->{'future_order'}}) {
	my $canuse;
if (($reservable->{'future'}{$slot}{'symb'} eq '') \|\|	if (($reservable->{'future'}{$slot}{'symb'} eq '') \|\|
($reservable->{'future'}{$slot}{'symb'} eq $symb)) {	($reservable->{'future'}{$slot}{'symb'} eq $symb)) {
	$canuse = 1;
	}
	if ($canuse) {
	if ($checkedin) {
	if (ref($consumed_uniq{$checkedinslot}) eq 'ARRAY') {
	my ($uniqstart,$uniqend)=@{$consumed_uniq{$checkedinslot}};
	if ($reservable->{'future'}{$slot}{'uniqueperiod'} =~ /^(\d+),(\d+)$/) {
	my ($new_uniq_start,$new_uniq_end) = ($1,$2);
	next if (!
	($uniqstart < $new_uniq_start && $uniqend < $new_uniq_start) \|\|
	($uniqstart > $new_uniq_end && $uniqend > $new_uniq_end ));
	}
	}
	}
return(RESERVABLE_LATER,$reservable->{'future'}{$slot}{'startreserve'});	return(RESERVABLE_LATER,$reservable->{'future'}{$slot}{'startreserve'});
}	}
}	}
Line 5710 sub browsePriv {	Line 6054 sub browsePriv {
}	}

$self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre',$self->src(),	$self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre',$self->src(),
$self->symb(),undef,	$self->{SYMB},undef,
undef,$noblockcheck);	undef,$noblockcheck);
}	}

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

Removed from v.1.507
changed lines
	Added in v.1.509.2.13.2.1