loncom/interface/lonnavmaps.pm - diff

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Diff for /loncom/interface/lonnavmaps.pm between versions 1.528 and 1.554

version 1.528, 2017/02/20 18:29:22	version 1.554, 2021/08/04 19:59:10
Line 51 described at http://www.lon-capa.org.	Line 51 described at http://www.lon-capa.org.
X<lonnavmaps, overview> When a user enters a course, LON-CAPA examines the	X<lonnavmaps, overview> When a user enters a course, LON-CAPA examines the
course structure and caches it in what is often referred to as the	course structure and caches it in what is often referred to as the
"big hash" X<big hash>. You can see it if you are logged into	"big hash" X<big hash>. You can see it if you are logged into
LON-CAPA, in a course, by going to /adm/test. (You may need to	LON-CAPA, in a course, by going to /adm/test. The content of
tweak the /home/httpd/lonTabs/htpasswd file to view it.) The	the hash will be under the heading "Big Hash".
content of the hash will be under the heading "Big Hash".
	Access to /adm/test is controlled by a domain configuration,
	which a Domain Coordinator will set for a server's default domain
	via: Main Menu > Set domain configuration > Display (Access to
	server status pages checked), and entering a username:domain
	or IP address in the "Show user environment" row. Users with
	an unexpired domain coordinator role in the server's domain
	automatically receive access to /adm/test.

Big Hash contains, among other things, how resources are related	Big Hash contains, among other things, how resources are related
to each other (next/previous), what resources are maps, which	to each other (next/previous), what resources are maps, which
Line 64 processed.	Line 71 processed.

Apache::lonnavmaps provides an object model for manipulating this	Apache::lonnavmaps provides an object model for manipulating this
information in a higher-level fashion than directly manipulating	information in a higher-level fashion than directly manipulating
the hash. It also provides access to several auxilary functions	the hash. It also provides access to several auxiliary functions
that aren't necessarily stored in the Big Hash, but are a per-	that aren't necessarily stored in the Big Hash, but are a per-
resource sort of value, like whether there is any feedback on	resource sort of value, like whether there is any feedback on
a given resource.	a given resource.
Line 77 Apache::lonnavmaps also provides fairly	Line 84 Apache::lonnavmaps also provides fairly
rendering navmaps, and last but not least, provides the navmaps	rendering navmaps, and last but not least, provides the navmaps
view for when the user clicks the NAV button.	view for when the user clicks the NAV button.

B<Note>: Apache::lonnavmaps I<only> works for the "currently	B<Note>: Apache::lonnavmaps by default will show information
logged in user"; if you want things like "due dates for another	for the "currently logged in user". However, if information
student" lonnavmaps can not directly retrieve information like	about resources is needed for a different user, e.g., a bubblesheet
that. You need the EXT function. This module can still help,	exam which uses randomorder, or randompick needs to be printed or
because many things, such as the course structure, are constant	graded for named user(s) or specific CODEs, then the username,
	domain, or CODE can be passed as arguments when creating a new
	navmap object.

	Note if you want things like "due dates for another student",
	you would use the EXT function instead of lonnavmaps.
	That said, the lonnavmaps module can still help, because many
	things, such as the course structure, are usually constant
between users, and Apache::lonnavmaps can help by providing	between users, and Apache::lonnavmaps can help by providing
symbs for the EXT call.	symbs for the EXT call.

Line 91 all, then documents the Apache::lonnavma	Line 105 all, then documents the Apache::lonnavma
is the key to accessing the Big Hash information, covers the use	is the key to accessing the Big Hash information, covers the use
of the Iterator (which provides the logic for traversing the	of the Iterator (which provides the logic for traversing the
somewhat-complicated Big Hash data structure), documents the	somewhat-complicated Big Hash data structure), documents the
Apache::lonnavmaps::Resource objects that are returned by	Apache::lonnavmaps::Resource objects that are returned singularly
	by: getBySymb(), getById(), getByMapPc(), and getResourceByUrl()
	(can also be as an array), or in an array by retrieveResources().

=head1 Subroutine: render	=head1 Subroutine: render

Line 485 use Apache::lonlocal;	Line 501 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 576 sub getLinkForResource {	Line 592 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 642 sub getDescription {	Line 662 sub getDescription {
} elsif ($slot_status == $res->RESERVABLE) {	} elsif ($slot_status == $res->RESERVABLE) {
$slotmsg = &mt('Reservable, reservations close [_1]',	$slotmsg = &mt('Reservable, reservations close [_1]',
timeToHumanString($slot_time,'end'));	timeToHumanString($slot_time,'end'));
	} elsif ($slot_status == $res->NEEDS_CHECKIN) {
	$slotmsg = &mt('Reserved, check-in needed - ends [_1]',
	timeToHumanString($slot_time,'end'));
} elsif ($slot_status == $res->RESERVABLE_LATER) {	} elsif ($slot_status == $res->RESERVABLE_LATER) {
$slotmsg = &mt('Reservable, reservations open [_1]',	$slotmsg = &mt('Reservable, reservations open [_1]',
timeToHumanString($slot_time,'start'));	timeToHumanString($slot_time,'start'));
Line 683 sub getDescription {	Line 706 sub getDescription {
}	}
if (($status == $res->ANSWER_OPEN \|\| $status == $res->PARTIALLY_CORRECT)	if (($status == $res->ANSWER_OPEN \|\| $status == $res->PARTIALLY_CORRECT)
&& $res->handgrade($part) ne 'yes') {	&& $res->handgrade($part) ne 'yes') {
return &Apache::lonhtmlcommon::direct_parm_link(&mt("Answer available"),$res->symb(),'answerdate,duedate',$part);	my $msg = &mt('Answer available');
	my $parmlist = 'answerdate,duedate';
	if (($res->is_tool) && ($res->is_gradable())) {
	if (($status == $res->PARTIALLY_CORRECT) && ($res->parmval('retrypartial',$part))) {
	$msg = &mt('Grade received');
	$parmlist = 'retrypartial';
	} else {
	$msg = &mt('Grade available');
	}
	}
	return &Apache::lonhtmlcommon::direct_parm_link($msg,$res->symb(),$parmlist,$part);
}	}
if ($status == $res->EXCUSED) {	if ($status == $res->EXCUSED) {
return &mt("Excused by instructor");	return &mt("Excused by instructor");
Line 934 sub render_resource {	Line 967 sub render_resource {
$newBranchText = "<img src='$location/branch.gif' alt=".mt('Branch')." />";	$newBranchText = "<img src='$location/branch.gif' alt=".mt('Branch')." />";
}	}

# 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=\"$link\">";	my ($nomodal,$linkopen,$linkclose);
my $linkclose = "</a>";	unless ($resource->is_map() \|\| $params->{'resource_nolink'}) {
	$linkopen = "<img src='$whitespace' alt='' />";
	$linkclose = "</a>";
	if (($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\">";
	}
	}

# Default icon: unknown page	# Default icon: unknown page
my $icon = "<img class=\"LC_contentImage\" src='$location/unknown.gif' alt='' />";	my $icon = "<img class=\"LC_contentImage\" src='$location/unknown.gif' alt='' />";
Line 986 sub render_resource {	Line 1040 sub render_resource {
'&jump=' .	'&jump=' .
&escape($resource->symb()) .	&escape($resource->symb()) .
"&folderManip=1\">";	"&folderManip=1\">";
	$linkclose = '</a>';
} else {	} else {
# 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 = "";	$linkclose = '</a>';
	} 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'}))) &&	(&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) &&
Line 1008 sub render_resource {	Line 1066 sub render_resource {
}	}
if ($params->{'mapHidden'} \|\| $resource->randomout()) {	if ($params->{'mapHidden'} \|\| $resource->randomout()) {
$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
	} elsif ($params->{'mapUnlisted'}) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('unlisted').')</span> ';
	} elsif ($params->{'mapHiddenDeepLink'} \|\| $resource->deeplinkout()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('not shown').')</span> ';
}	}
} else {	} else {
if ($resource->randomout()) {	if ($resource->randomout()) {
$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
	} elsif ($resource->deeplinkout()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('not shown').')</span> ';
	} else {
	my $deeplink = $resource->deeplink($params->{caller});
	if ((($deeplink eq 'absent') \|\| ($deeplink eq 'grades')) &&
	&advancedUser()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('unlisted').')</span> ';
	} elsif (($deeplink) && ($deeplink) ne 'full') {
	if (&advancedUser()) {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('deep-link access').
	')</span> ';
	} else {
	$nonLinkedText .= ' <span class="LC_warning">('.&mt('access via external site').
	')</span> ';
	}
	}
}	}
}	}
if (!$resource->condval()) {	if (!$resource->condval()) {
Line 1062 sub render_resource {	Line 1140 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 1127 sub render_quick_status {	Line 1214 sub render_quick_status {
my $linkclose = "</a>";	my $linkclose = "</a>";

$result .= '<td class="LC_middle">';	$result .= '<td class="LC_middle">';
if ($resource->is_problem() &&	if ($resource->is_gradable() &&
!$firstDisplayed) {	!$firstDisplayed) {
my $icon = $statusIconMap{$resource->simpleStatus($part)};	my $icon = $statusIconMap{$resource->simpleStatus($part)};
my $alt = $iconAltTags{$icon};	my $alt = $iconAltTags{$icon};
Line 1152 sub render_long_status {	Line 1239 sub render_long_status {

my $color;	my $color;
my $info = '';	my $info = '';
if ($resource->is_problem() \|\| $resource->is_practice()) {	if ($resource->is_gradable() \|\| $resource->is_practice()) {
$color = $colormap{$resource->status};	$color = $colormap{$resource->status};

if (dueInLessThan24Hours($resource, $part)) {	if (dueInLessThan24Hours($resource, $part)) {
Line 1166 sub render_long_status {	Line 1253 sub render_long_status {
}	}
}	}
}	}

if ($resource->kind() eq "res" &&	if (($resource->kind() eq "res") &&
$resource->is_raw_problem() &&	($resource->is_raw_problem() \|\| $resource->is_gradable()) &&
!$firstDisplayed) {	!$firstDisplayed) {
if ($color) {$result .= '<span style="color:'.$color.'"'.$info.'><b>'; }	if ($color) {$result .= '<span style="color:'.$color.'"'.$info.'><b>'; }
$result .= getDescription($resource, $part);	$result .= getDescription($resource, $part);
Line 1215 my @statuses = ($resObj->CORRECT, $resOb	Line 1302 my @statuses = ($resObj->CORRECT, $resOb

sub render_parts_summary_status {	sub render_parts_summary_status {
my ($resource, $part, $params) = @_;	my ($resource, $part, $params) = @_;
if (!$resource->is_problem() && !$resource->contains_problem) { return '<td></td>'; }	if (!$resource->is_gradable() && !$resource->contains_problem) { return '<td></td>'; }
if ($params->{showParts}) {	if ($params->{showParts}) {
return '<td></td>';	return '<td></td>';
}	}
Line 1326 sub render {	Line 1413 sub render {
# Without renaming the filterfunc, the server seems to go into	# Without renaming the filterfunc, the server seems to go into
# an infinite loop	# an infinite loop
my $oldFilterFunc = $filterFunc;	my $oldFilterFunc = $filterFunc;
$filterFunc = sub { my $res = shift; return !$res->randomout() &&	$filterFunc = sub { my $res = shift; return !$res->randomout() &&
	($res->deeplink($args->{'caller'}) ne 'absent') &&
	($res->deeplink($args->{'caller'}) ne 'grades') &&
	!$res->deeplinkout() &&
&$oldFilterFunc($res);};	&$oldFilterFunc($res);};
}	}

Line 1356 sub render {	Line 1446 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',$env{'request.course.fn'}.'_symb.db',
&GDBM_READER(),0640)) {	&GDBM_READER(),0640)) {
Line 1419 sub render {	Line 1510 sub render {
if ($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 1688 END	Line 1782 END
# it contains a syllabus which uses an external URL	# it contains a syllabus which uses an external URL
# which points at an http site.	# which points at an http site.

my ($is_ssl,$cdom,$cnum);	my ($is_ssl,$cdom,$cnum,$hostname);
if ($ENV{'SERVER_PORT'} == 443) {	if ($ENV{'SERVER_PORT'} == 443) {
$is_ssl = 1;	$is_ssl = 1;
	if ($r) {
	$hostname = $r->hostname();
	} else {
	$hostname = $ENV{'SERVER_NAME'};
	}
}	}
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	$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'}) {
$curRes = shift(@resources);	$curRes = shift(@resources);
Line 1732 END	Line 1836 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
$args->{'mapHidden'} = 0;	$args->{'mapHidden'} = 0;
	$args->{'mapUnlisted'} = 0;
	$args->{'mapHiddenDeepLink'} = 0;
if (($curRes->is_map()) && (!$curRes->{DATA}->{HAS_VISIBLE_CHILDREN})) {	if (($curRes->is_map()) && (!$curRes->{DATA}->{HAS_VISIBLE_CHILDREN})) {
if ($args->{'suppressEmptySequences'}) {	if ($args->{'suppressEmptySequences'}) {
next;	next;
Line 1744 END	Line 1850 END
} else {	} else {
next;	next;
}	}
	} elsif ($curRes->deeplinkout) {
	if ($userCanSeeHidden) {
	$args->{'mapHiddenDeepLink'} = 1;
	} else {
	next;
	}
	} else {
	my $deeplink = $navmap->get_mapparam(undef,$mapname,"0.deeplink");
	my ($state,$others,$listed) = split(/,/,$deeplink);
	if (($listed eq 'absent') \|\| ($listed eq 'grades')) {
	if ($userCanSeeHidden) {
	$args->{'mapUnlisted'} = 1;
	} else {
	next;
	}
	}
}	}
}	}
}	}
Line 1806 END	Line 1928 END
$args->{'condensed'} = 1;	$args->{'condensed'} = 1;
}	}
}	}
}	}
	# If deep-link parameter is set (and is not set to full) suppress link
	# unless privileged user, tinyurl used for login resolved to a map, and
	# the resource is within the map.
	if ((!$curRes->deeplink($args->{'caller'})) \|\|
	($curRes->deeplink($args->{'caller'}) eq 'full') \|\| &advancedUser()) {
	$args->{'resource_nolink'} = 0;
	} else {
	$args->{'resource_nolink'} = 1;
	}

# If the multipart problem was condensed, "forget" it was multipart	# If the multipart problem was condensed, "forget" it was multipart
if (scalar(@parts) == 1) {	if (scalar(@parts) == 1) {
$args->{'multipart'} = 0;	$args->{'multipart'} = 0;
Line 1831 END	Line 1962 END
($src,$symb,$anchor)=getLinkForResource($stack);	($src,$symb,$anchor)=getLinkForResource($stack);
my $srcHasQuestion = $src =~ /\?/;	my $srcHasQuestion = $src =~ /\?/;
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
if (($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($\|\?)}) && ($is_ssl) &&	if (($is_ssl) && ($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($\|\?)}) &&
($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {	($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
my $hostname = $r->hostname();	unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {
if ($hostname ne '') {	if ($hostname ne '') {
$src = 'http://'.$hostname.$src;	$src = 'http://'.$hostname.$src;
	}
	$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
	$srcHasQuestion = 1;
	}
	} elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) {
	unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {
	if ($hostname ne '') {
	$src = 'http://'.$hostname.$src;
	}
	$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
	$srcHasQuestion = 1;
}	}
$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
$srcHasQuestion = 1;
}	}
}	}
if (defined($anchor)) { $anchor='#'.$anchor; }	if (defined($anchor)) { $anchor='#'.$anchor; }
$args->{"resourceLink"} = $src.	if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {
($srcHasQuestion?'&':'?') .	$args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1';
'symb=' . &escape($symb).$anchor;	} else {
	$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 1872 END	Line 2016 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 2258 sub generate_email_discuss_status {	Line 2402 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 2359 sub getIterator {	Line 2503 sub getIterator {
my $self = shift;	my $self = shift;
my $iterator = Apache::lonnavmaps::iterator->new($self, shift, shift,	my $iterator = Apache::lonnavmaps::iterator->new($self, shift, shift,
shift, undef, shift,	shift, undef, shift,
shift, shift);	shift, shift, shift);
return $iterator;	return $iterator;
}	}

Line 2664 sub parmval_real {	Line 2808 sub parmval_real {

my ($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);	my ($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);
$mapname = &Apache::lonnet::deversion($mapname);	$mapname = &Apache::lonnet::deversion($mapname);
	my $toolsymb = '';
	if ($fn =~ /ext\.tool$/) {
	$toolsymb = $symb;
	}
my ($recursed,@recurseup);	my ($recursed,@recurseup);

# ----------------------------------------------------- Cascading lookup scheme	# ----------------------------------------------------- Cascading lookup scheme
Line 2784 sub parmval_real {	Line 2932 sub parmval_real {

my $meta_rwhat=$rwhat;	my $meta_rwhat=$rwhat;
$meta_rwhat=~s/\./_/g;	$meta_rwhat=~s/\./_/g;
my $default=&Apache::lonnet::metadata($fn,$meta_rwhat);	my $default=&Apache::lonnet::metadata($fn,$meta_rwhat,$toolsymb);
if (defined($default)) { return [$default,'resource']}	if (defined($default)) { return [$default,'resource']}
$default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);	$default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat,$toolsymb);
if (defined($default)) { return [$default,'resource']}	if (defined($default)) { return [$default,'resource']}
# --------------------------------------------------- fifth, check more course	# --------------------------------------------------- fifth, check more course
if (defined($courseopt)) {	if (defined($courseopt)) {
Line 2828 sub parmval_real {	Line 2976 sub parmval_real {
if (defined($partgeneral[0])) { return \@partgeneral; }	if (defined($partgeneral[0])) { return \@partgeneral; }
}	}
if ($recurse) { return []; }	if ($recurse) { return []; }
my $pack_def=&Apache::lonnet::packages_tab_default($fn,'resource.'.$rwhat);	my $pack_def=&Apache::lonnet::packages_tab_default($fn,'resource.'.$rwhat,$toolsymb);
if (defined($pack_def)) { return [$pack_def,'resource']; }	if (defined($pack_def)) { return [$pack_def,'resource']; }
return [''];	return [''];
}	}
Line 2849 sub recurseup_maps {	Line 2997 sub recurseup_maps {
return @recurseup;	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 3034 sub get_mapparam {	Line 3267 sub get_mapparam {
if (defined($$courseopt{$courselevelm})) {	if (defined($$courseopt{$courselevelm})) {
return $$courseopt{$courselevelm};	return $$courseopt{$courselevelm};
}	}
	if (defined($$courseopt{$courseleveli})) {
	return $$courseopt{$courseleveli};
	}
unless ($recursed) {	unless ($recursed) {
@recurseup = $self->recurseup_maps($mapname);	@recurseup = $self->recurseup_maps($mapname);
$recursed = 1;	$recursed = 1;
Line 3312 sub usedVersion {	Line 3548 sub usedVersion {
return $self->navhash("version_$linkurl");	return $self->navhash("version_$linkurl");
}	}

	sub isFirstResource {
	my $self = shift;
	my $map = shift;
	my $symb = shift;
	return unless (ref($map));
	my $isfirst;
	my $firstResource = $map->map_start();
	if (ref($firstResource)) {
	if ((!$firstResource->is_map()) && ($firstResource->src() ne '')) {
	if ($firstResource->symb() eq $symb) {
	$isfirst = 1;
	} else {
	$isfirst = 0;
	}
	} else {
	my $it = $self->getIterator($firstResource,undef,undef,1);
	while ( my $res=$it->next()) {
	if ((ref($res)) && ($res->src() ne '') && (!$res->is_map())) {
	if ($res->symb() eq $symb) {
	$isfirst = 1;
	} else {
	$isfirst = 0;
	}
	last;
	}
	}
	}
	}
	return $isfirst;
	}

	sub isLastResource {
	my $self = shift;
	my $map = shift;
	my $symb = shift;
	return unless (ref($map));
	my $islast;
	my $lastResource = $map->map_finish();
	if (ref($lastResource)) {
	if ((!$lastResource->is_map()) && ($lastResource->src() ne '')) {
	if ($lastResource->symb() eq $symb) {
	$islast = 1;
	} else {
	$islast = 0;
	}
	} else {
	my $currRes = $self->getBySymb($symb);
	if (ref($currRes)) {
	my $it = $self->getIterator($currRes,undef,undef,1);
	while ( my $res=$it->next()) {
	if ((ref($res)) && ($res->src() ne '') && (!$res->is_map())) {
	if ($res->symb() eq $symb) {
	$islast = 1;
	} else {
	$islast = 0;
	}
	last;
	}
	}
	}
	}
	}
	return $islast;
	}

1;	1;

package Apache::lonnavmaps::iterator;	package Apache::lonnavmaps::iterator;
Line 3342 getIterator behaves as follows:	Line 3643 getIterator behaves as follows:

=over 4	=over 4

=item * B<getIterator>(firstResource, finishResource, filterHash, condition, forceTop, returnTopMap):	=item * B<getIterator>(firstResource, finishResource, filterHash, condition, forceTop, returnTopMap, $deeplinklisted):

All parameters are optional. firstResource is a resource reference	All parameters are optional. firstResource is a resource reference
corresponding to where the iterator should start. It defaults to	corresponding to where the iterator should start. It defaults to
Line 3359 that is not just a single, 'redirecting'	Line 3660 that is not just a single, 'redirecting'
will return all information, starting with the top-level map,	will return all information, starting with the top-level map,
regardless of content. returnTopMap, if true (default false), will	regardless of content. returnTopMap, if true (default false), will
cause the iterator to return the top-level map object (resource 0.0)	cause the iterator to return the top-level map object (resource 0.0)
before anything else.	before anything else. deeplinklisted if true (default false), will
	check "listed" status of a resource with a deeplink, and unless "absent"
	will exclude deeplink checking when retrieving the browsePriv from
	lonnet::allowed().

Thus, by default, only top-level resources will be shown. Change the	Thus, by default, only top-level resources will be shown. Change the
condition to a 1 without changing the hash, and all resources will be	condition to a 1 without changing the hash, and all resources will be
Line 3496 sub new {	Line 3800 sub new {
# have we done that yet?	# have we done that yet?
$self->{HAVE_RETURNED_0} = 0;	$self->{HAVE_RETURNED_0} = 0;

	# Do we want to check the "listed" status for a resource for which
	# deeplinking applies.
	$self->{DEEPLINKLISTED} = shift;

# Now, we need to pre-process the map, by walking forward and backward	# Now, we need to pre-process the map, by walking forward and backward
# over the parts of the map we're going to look at.	# over the parts of the map we're going to look at.

Line 3587 sub new {	Line 3895 sub new {
$finishResource, $self->{FILTER},	$finishResource, $self->{FILTER},
$self->{ALREADY_SEEN},	$self->{ALREADY_SEEN},
$self->{CONDITION},	$self->{CONDITION},
$self->{FORCE_TOP});	$self->{FORCE_TOP},
	undef,$self->{DEEPLINKLISTED});
}	}

# Set up some bookkeeping information.	# Set up some bookkeeping information.
Line 3747 sub next {	Line 4056 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 3756 sub next {	Line 4066 sub next {
$finishResource, $self->{FILTER},	$finishResource, $self->{FILTER},
$self->{ALREADY_SEEN},	$self->{ALREADY_SEEN},
$self->{CONDITION},	$self->{CONDITION},
$self->{FORCE_TOP});	$self->{FORCE_TOP},
	undef,$self->{DEEPLINKLISTED});
}	}

# If this is a blank resource, don't actually return it.	# If this is a blank resource, don't actually return it.
# Should you ever find you need it, make sure to add an option to the code	# Should you ever find you need it, make sure to add an option to the code
# that you can use; other things depend on this behavior.	# that you can use; other things depend on this behavior.
my $browsePriv = $self->{HERE}->browsePriv($noblockcheck);	my $browsePriv = $self->{HERE}->browsePriv($noblockcheck,$self->{DEEPLINKLISTED});
if (!$self->{HERE}->src() \|\|	if (!$self->{HERE}->src() \|\|
(!($browsePriv eq 'F') && !($browsePriv eq '2')) ) {	(!($browsePriv eq 'F') && !($browsePriv eq '2')) ) {
return $self->next($closeAllPages);	return $self->next($closeAllPages);
Line 4190 sub from { my $self=shift; return $self-	Line 4501 sub from { my $self=shift; return $self-
sub goesto { my $self=shift; return $self->navHash("goesto_", 1); }	sub goesto { my $self=shift; return $self->navHash("goesto_", 1); }
sub kind { my $self=shift; return $self->navHash("kind_", 1); }	sub kind { my $self=shift; return $self->navHash("kind_", 1); }
sub randomout { my $self=shift; return $self->navHash("randomout_", 1); }	sub randomout { my $self=shift; return $self->navHash("randomout_", 1); }
	sub deeplinkout { my $self=shift; return $self->navHash("deeplinkout_", 1); }
sub randompick {	sub randompick {
my $self = shift;	my $self = shift;
my $randompick = $self->parmval('randompick');	my $randompick = $self->parmval('randompick');
Line 4358 sub is_problem {	Line 4670 sub is_problem {
}	}
return 0;	return 0;
}	}
	sub is_tool {
	my $self=shift;
	my $src = $self->src();
	return ($src =~ /ext\.tool$/);
	}
	sub is_gradable {
	my $self=shift;
	my $src = $self->src();
	if (($src =~ /$LONCAPA::assess_re/) \|\|
	(($self->is_tool()) && ($self->parmval('gradable',0) =~ /^yes$/i))) {
	return !($self->is_practice());
	}
	}
#	#
# The has below is the set of status that are considered 'incomplete'	# The has below is the set of status that are considered 'incomplete'
#	#
Line 4445 sub is_task {	Line 4770 sub is_task {

sub is_empty_sequence {	sub is_empty_sequence {
my $self=shift;	my $self=shift;
my $src = $self->src();
return !$self->is_page() && $self->navHash("is_map_", 1) && !$self->navHash("map_type_" . $self->map_pc());	return !$self->is_page() && $self->navHash("is_map_", 1) && !$self->navHash("map_type_" . $self->map_pc());
}	}

Line 4496 Returns a string with a comma-separated	Line 4820 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 4531 sub map_hierarchy {	Line 4861 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 4854 sub slot_control {	Line 5189 sub slot_control {
my $available = $self->parmval("available", $part);	my $available = $self->parmval("available", $part);
return ($useslots,$availablestudent,$available);	return ($useslots,$availablestudent,$available);
}	}
	sub deeplink {
	my ($self,$caller,$action) = @_;
	my $deeplink = $self->parmval("deeplink");
	if ($deeplink) {
	my ($state,$others,$listed,$scope) = split(/,/,$deeplink);
	if ($action eq 'getlisted') {
	return $listed;
	}
	if ($env{'request.deeplink.login'}) {
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $deeplink_symb = &Apache::loncommon::deeplink_login_symb($cnum,$cdom);
	if ($deeplink_symb) {
	my ($loginmap,$mapname);
	if ($deeplink_symb =~ /\.(page\|sequence)$/) {
	$mapname = $self->enclosing_map_src();
	$loginmap = &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($deeplink_symb))[2]);
	return if ($mapname eq $loginmap);
	} else {
	return if ($deeplink_symb eq $self->symb());
	if (($scope eq 'map') \|\| ($scope eq 'rec')) {
	$mapname = $self->enclosing_map_src();
	$loginmap = &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($deeplink_symb))[0]);
	return if ($mapname eq $loginmap);
	}
	}
	if ($scope eq 'rec') {
	my $map_pc = $self->navHash('map_pc_'.$mapname);
	my @recurseup = split(/,/,$self->navHash('map_hierarchy_'.$map_pc));
	my $login_pc = $self->navHash('map_pc_'.$loginmap);
	return if (grep(/^\Q$login_pc\E$/,@recurseup));
	}
	}
	}
	unless (($caller eq 'sequence') \|\| ($state eq 'both')) {
	return $listed;
	}
	}
	return;
	}

# Multiple things need this	# Multiple things need this
sub getReturnHash {	sub getReturnHash {
Line 5008 sub parts {	Line 5383 sub parts {
my $self = shift;	my $self = shift;

if ($self->ext) { return []; }	if ($self->ext) { return []; }
	if (($self->is_tool()) &&
	($self->is_gradable())) { return ['0']; }

$self->extractParts();	$self->extractParts();
return $self->{PARTS};	return $self->{PARTS};
Line 5098 sub extractParts {	Line 5475 sub extractParts {
my %parts;	my %parts;

# Retrieve part count, if this is a problem	# Retrieve part count, if this is a problem
if ($self->is_problem()) {	if ($self->is_raw_problem()) {
my $partorder = &Apache::lonnet::metadata($self->src(), 'partorder');	my $partorder = &Apache::lonnet::metadata($self->src(), 'partorder');
my $metadata = &Apache::lonnet::metadata($self->src(), 'packages');	my $metadata = &Apache::lonnet::metadata($self->src(), 'packages');

Line 5382 Attempted, and not yet graded.	Line 5759 Attempted, and not yet graded.

Attempted, and credit received for attempt (survey and anonymous survey only).	Attempted, and credit received for attempt (survey and anonymous survey only).

	=item * B<INCORRECT_BY_PASSBACK>:

	Attempted, but wrong for LTI Tool Provider by passback of grade

	=item * B<CORRECT_BY_PASSBACK>:

	Correct for LTI Tool Provider by passback of grade

=back	=back

=cut	=cut
Line 5394 sub CORRECT_BY_OVERRIDE { return 14; }	Line 5779 sub CORRECT_BY_OVERRIDE { return 14; }
sub EXCUSED { return 15; }	sub EXCUSED { return 15; }
sub ATTEMPTED { return 16; }	sub ATTEMPTED { return 16; }
sub CREDIT_ATTEMPTED { return 17; }	sub CREDIT_ATTEMPTED { return 17; }
	sub INCORRECT_BY_PASSBACK { return 18; }
	sub CORRECT_BY_PASSBACK { return 19; }

sub getCompletionStatus {	sub getCompletionStatus {
my $self = shift;	my $self = shift;
Line 5408 sub getCompletionStatus {	Line 5795 sub getCompletionStatus {
if ($status eq 'correct_by_override') {	if ($status eq 'correct_by_override') {
return $self->CORRECT_BY_OVERRIDE;	return $self->CORRECT_BY_OVERRIDE;
}	}
	if ($status eq 'correct_by_passback') {
	return $self->CORRECT_BY_PASSBACK;
	}
if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }	if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }
if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }	if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }
	if ($status eq 'incorrect_by_passback') {return $self->INCORRECT_BY_PASSBACK; }
if ($status eq 'excused') {return $self->EXCUSED; }	if ($status eq 'excused') {return $self->EXCUSED; }
if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }	if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }
if ($status eq 'credit_attempted') {	if ($status eq 'credit_attempted') {
Line 5563 sub status {	Line 5954 sub status {

# There are a few whole rows we can dispose of:	# There are a few whole rows we can dispose of:
if ($completionStatus == CORRECT \|\|	if ($completionStatus == CORRECT \|\|
$completionStatus == CORRECT_BY_OVERRIDE ) {	$completionStatus == CORRECT_BY_OVERRIDE \|\|
	$completionStatus == CORRECT_BY_PASSBACK ) {
if ( $suppressFeedback ) { return ANSWER_SUBMITTED }	if ( $suppressFeedback ) { return ANSWER_SUBMITTED }
my $awarded=$self->awarded($part);	my $awarded=$self->awarded($part);
if ($awarded < 1 && $awarded > 0) {	if ($awarded < 1 && $awarded > 0) {
Line 5576 sub status {	Line 5968 sub status {

# If it's WRONG... and not open	# If it's WRONG... and not open
if ( ($completionStatus == INCORRECT \|\|	if ( ($completionStatus == INCORRECT \|\|
$completionStatus == INCORRECT_BY_OVERRIDE)	$completionStatus == INCORRECT_BY_OVERRIDE \|\|
	$completionStatus == INCORRECT_BY_PASSBACK)
&& (!$self->opendate($part) \|\| $self->opendate($part) > time()) ) {	&& (!$self->opendate($part) \|\| $self->opendate($part) > time()) ) {
return INCORRECT;	return INCORRECT;
}	}
Line 5618 sub status {	Line 6011 sub status {
}	}

# If it's WRONG...	# If it's WRONG...
if ($completionStatus == INCORRECT \|\| $completionStatus == INCORRECT_BY_OVERRIDE) {	if ($completionStatus == INCORRECT \|\| $completionStatus == INCORRECT_BY_OVERRIDE \|\|
	$completionStatus == INCORRECT_BY_PASSBACK) {
# and there are TRIES LEFT:	# and there are TRIES LEFT:
if ($self->tries($part) < $self->maxtries($part) \|\| !$self->maxtries($part)) {	if ($self->tries($part) < $self->maxtries($part) \|\| !$self->maxtries($part)) {
return $suppressFeedback ? ANSWER_SUBMITTED : TRIES_LEFT;	return $suppressFeedback ? ANSWER_SUBMITTED : TRIES_LEFT;
Line 5672 sub check_for_slot {	Line 6066 sub check_for_slot {
($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 6026 sub getPrevious {	Line 6420 sub getPrevious {
sub browsePriv {	sub browsePriv {
my $self = shift;	my $self = shift;
my $noblockcheck = shift;	my $noblockcheck = shift;
	my $deeplinklisted = shift;
if (defined($self->{BROWSE_PRIV})) {	if (defined($self->{BROWSE_PRIV})) {
return $self->{BROWSE_PRIV};	return $self->{BROWSE_PRIV};
}	}
	my ($nodeeplinkcheck,$nodeeplinkout);
	if ($deeplinklisted) {
	my $deeplink = $self->deeplink(undef,'getlisted');
	if (($deeplink) && ($deeplink ne 'absent')) {
	$nodeeplinkcheck = 1;
	}
	$nodeeplinkout = 1;
	}
$self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre',$self->src(),	$self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre',$self->src(),
$self->{SYMB},undef,	$self->{SYMB},undef,
undef,$noblockcheck);	undef,$noblockcheck,
	undef,$nodeeplinkcheck,
	$nodeeplinkout);
}	}

=pod	=pod

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

Removed from v.1.528
changed lines
	Added in v.1.554