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Diff for /loncom/interface/lonnavmaps.pm between versions 1.509.2.14.2.6 and 1.523

version 1.509.2.14.2.6, 2023/01/20 22:45:51	version 1.523, 2016/09/01 19:31:05
Line 2	Line 2
# Navigate Maps Handler	# Navigate Maps Handler
#	#
# $Id$	# $Id$

#	#
# Copyright Michigan State University Board of Trustees	# Copyright Michigan State University Board of Trustees
#	#
Line 342 user into thinking that if the sequence	Line 341 user into thinking that if the sequence
under it; for example, see the "Show Uncompleted Homework" view on the	under it; for example, see the "Show Uncompleted Homework" view on the
B<NAV> screen.	B<NAV> screen.

=item * B<suppressNavmap>: default: false	=item * B<suppressNavmaps>: default: false

If true, will not display Navigate Content resources.	If true, will not display Navigate Content resources.

Line 486 use Apache::lonlocal;	Line 485 use Apache::lonlocal;
use Apache::lonnet;	use Apache::lonnet;
use Apache::lonmap;	use Apache::lonmap;

use POSIX qw (ceil floor strftime);	use POSIX qw (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 576 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 = $item; } }
if ($anchor->encrypted() && !&advancedUser()) {	$anchor=&escape($anchor->shown_symb());
$anchor='LC_'.$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 647 sub getDescription {	Line 642 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 945 sub render_resource {	Line 937 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 = $location.'/whitespace_21.gif';
my ($nomodal,$linkopen,$linkclose);	my $linkopen = "<img src='$whitespace' alt='' />"."<a href=\"$link\">";
unless ($resource->is_map() \|\| $params->{'resource_nolink'}) {	my $linkclose = "</a>";
$linkopen = "<img src='$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 997 sub render_resource {	Line 966 sub render_resource {
if ($it->{CONDITION}) {	if ($it->{CONDITION}) {
$nowOpen = !$nowOpen;	$nowOpen = !$nowOpen;
}	}
my $folderType;
if (&advancedUser() && $resource->is_missing_map()) {	my $folderType = $resource->is_sequence() ? 'folder' : 'page';
$folderType = 'none';
} else {
$folderType = $resource->is_sequence() ? 'folder' : 'page';
}
my $title=$resource->title;	my $title=$resource->title;
$title=~s/\"/\&qout;/g;	$title=~s/\"/\&qout;/g;
if (!$params->{'resource_no_folder_link'}) {	if (!$params->{'resource_no_folder_link'}) {
Line 1021 sub render_resource {	Line 986 sub render_resource {
'&jump=' .	'&jump=' .
&escape($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') {
$linkopen = "<a href=\"$link\">";	$linkopen = "";
$linkclose = '</a>';	$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 $icon = &Apache::loncommon::lonhttpdurl('/res/adm/pages').'/editmap.png';
Line 1047 sub render_resource {	Line 1007 sub render_resource {
}	}
if ($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 1121 sub render_resource {	Line 1061 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) {
$linkclose = '</a>';	$result .= "$curMarkerBegin<a href=\"$link\">$title$partLabel</a>$curMarkerEnd$editmapLink$nonLinkedText</td>";
if ($params->{'modalLink'}) {	} else {
my $esclink = &js_escape($link);	$result .= "$curMarkerBegin$linkopen$title$partLabel</a>$curMarkerEnd$editmapLink$nonLinkedText</td>";
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 1395 sub render {	Line 1326 sub render {
# 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);};
}	}

my $condition = 0;	my $condition = 0;
if ($env{'form.condition'}) {	if ($env{'form.condition'}) {
$condition = 1;	$condition = 1;
} elsif (($env{'request.deeplink.login'}) && ($env{'request.course.id'}) && (!$userCanSeeHidden)) {
if (!defined($navmap)) {
$navmap = Apache::lonnavmaps::navmap->new();
}
if (defined($navmap)) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $symb = &Apache::loncommon::symb_from_tinyurl($env{'request.deeplink.login'},$cnum,$cdom);
if ($symb) {
my $deeplink;
my $res = $navmap->getBySymb($symb);
if ($res->is_map()) {
my $mapname = &Apache::lonnet::declutter($res->src());
$mapname = &Apache::lonnet::deversion($mapname);
$deeplink = $navmap->get_mapparam(undef,$mapname,"0.deeplink");
} else {
$deeplink = $res->deeplink();
}
if ($deeplink ne '') {
if ((split(/,/,$deeplink))[1] eq 'hide') {
if ($res->is_map()) {
map { $filterHash->{$_} = 1 if $_ } split(/,/,$res->map_hierarchy());
} else {
my $mapurl = (&Apache::lonnet::decode_symb($symb))[0];
my $map = $navmap->getResourceByUrl($mapurl);
map { $filterHash->{$_} = 1 if $_ } split(/,/,$map->map_hierarchy());
}
}
}
}
}
}	}

if (!$env{'form.folderManip'} && !defined($args->{'iterator'}) && !$args->{'nocurrloc'}) {	if (!$env{'form.folderManip'} && !defined($args->{'iterator'})) {
# Step 1: Check to see if we have a navmap	# Step 1: Check to see if we have a navmap
if (!defined($navmap)) {	if (!defined($navmap)) {
$navmap = Apache::lonnavmaps::navmap->new();	$navmap = Apache::lonnavmaps::navmap->new();
Line 1458 sub render {	Line 1355 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 (($here eq '') && ($args->{'caller'} ne 'sequence')) {	if ($here eq '') {
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 1476 sub render {	Line 1372 sub render {
my $mapIterator = $navmap->getIterator(undef, undef, undef, 1);	my $mapIterator = $navmap->getIterator(undef, undef, undef, 1);
my $curRes;	my $curRes;
my $found = 0;	my $found = 0;
my $here_is_navmaps = 0;
if ($here =~ m{___\d+___adm/navmaps$}) {
$here_is_navmaps = 1;
}

# We only need to do this if we need to open the maps to show the	# We only need to do this if we need to open the maps to show the
# current position. This will change the counter so we can't count	# current position. This will change the counter so we can't count
# for the jump marker with this loop.	# for the jump marker with this loop.
while ($here && ($curRes = $mapIterator->next()) && !$found && !$here_is_navmaps) {	while ($here && ($curRes = $mapIterator->next()) && !$found) {
if (ref($curRes) && $curRes->symb() eq $here) {	if (ref($curRes) && $curRes->symb() eq $here) {
my $mapStack = $mapIterator->getStack();	my $mapStack = $mapIterator->getStack();

Line 1526 sub render {	Line 1418 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);
if (ref($map)) {	my $firstResource = $map->map_start();
my $firstResource = $map->map_start();	my $finishResource = $map->map_finish();
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 1601 sub render {	Line 1490 sub render {
'&here='.&escape($here);	'&here='.&escape($here);
$text='Open all folders';	$text='Open all folders';
}	}
	if ($env{'form.register'}) {
	$link .= '&register='.$env{'form.register'};
	}
if ($args->{'caller'} eq 'navmapsdisplay') {	if ($args->{'caller'} eq 'navmapsdisplay') {
unless ($args->{'notools'}) {	unless ($args->{'notools'}) {
&add_linkitem($args->{'linkitems'},'changefolder',	&add_linkitem($args->{'linkitems'},'changefolder',
Line 1624 sub render {	Line 1516 sub render {
<input type="hidden" name="navurl" value="$querystr" />	<input type="hidden" name="navurl" value="$querystr" />
<input type="hidden" name="navtime" value="$time" />	<input type="hidden" name="navtime" value="$time" />
END	END
	if ($env{'form.register'}) {
	$result .= '<input type="hidden" name="register" value="'.$env{'form.register'}.'" />';
	}
if ($args->{'sort'} eq 'discussion') {	if ($args->{'sort'} eq 'discussion') {
my $totdisc = 0;	my $totdisc = 0;
my $haveDisc = '';	my $haveDisc = '';
Line 1644 END	Line 1539 END
}	}
$result.='</form>';	$result.='</form>';
}	}
if (($args->{'caller'} eq 'navmapsdisplay') && ($env{'request.course.id'})) {	if (($args->{'caller'} eq 'navmapsdisplay') &&
	(&Apache::lonnet::allowed('mdc',$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
"uploaded/$cdom/$cnum/default.sequence") {	"uploaded/$cdom/$cnum/default.sequence") {
if ((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) \|\|	&add_linkitem($args->{'linkitems'},'edittoplevel',
(&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) {	"javascript:gocmd('/adm/coursedocs','editdocs');",
&add_linkitem($args->{'linkitems'},'edittoplevel',	'Content Editor');
"javascript:gocmd('/adm/coursedocs','editdocs');",
'Content Editor');
}
if ($counter) {
&add_linkitem($args->{'linkitems'},'printout',
"javascript:gopost('/adm/printout','/adm/navmaps');",
'Prepare a printable document');
}
}	}
}	}

Line 1702 END	Line 1590 END
# We also do this even if $args->{'suppressEmptySequences'}	# We also do this even if $args->{'suppressEmptySequences'}
# is not true, so we can hide empty sequences for which the	# is not true, so we can hide empty sequences for which the
# hiddenresource parameter is set to yes (at map level), or	# hiddenresource parameter is set to yes (at map level), or
# mark as hidden for users who have $userCanSeeHidden.	# mark as hidden for users who have $userCanSeeHidden.
# Use DFS for speed, since structure actually doesn't matter,	# Use DFS for speed, since structure actually doesn't matter,
# except what map has what resources.	# except what map has what resources.

Line 1710 END	Line 1598 END
$it->{FIRST_RESOURCE},	$it->{FIRST_RESOURCE},
$it->{FINISH_RESOURCE},	$it->{FINISH_RESOURCE},
{}, undef, 1);	{}, undef, 1);

my $depth = 0;	my $depth = 0;
$dfsit->next();	$dfsit->next();
my $curRes = $dfsit->next();	my $curRes = $dfsit->next();
Line 1718 END	Line 1605 END
if ($curRes == $dfsit->BEGIN_MAP()) { $depth++; }	if ($curRes == $dfsit->BEGIN_MAP()) { $depth++; }
if ($curRes == $dfsit->END_MAP()) { $depth--; }	if ($curRes == $dfsit->END_MAP()) { $depth--; }

if (ref($curRes)) {	if (ref($curRes)) {
# Parallel pre-processing: Do sequences have non-filtered-out children?	# Parallel pre-processing: Do sequences have non-filtered-out children?
if ($curRes->is_map()) {	if ($curRes->is_map()) {
$curRes->{DATA}->{HAS_VISIBLE_CHILDREN} = 0;	$curRes->{DATA}->{HAS_VISIBLE_CHILDREN} = 0;
Line 1795 END	Line 1682 END
undef($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 1853 END	Line 1718 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;
} else {	} else {
my $mapname = &Apache::lonnet::declutter($curRes->src());	my $mapname = &Apache::lonnet::declutter($curRes->src());
$mapname = &Apache::lonnet::deversion($mapname);	$mapname = &Apache::lonnet::deversion($mapname);
if (lc($navmap->get_mapparam(undef,$mapname,"0.hiddenresource")) eq 'yes') {	if (lc($navmap->get_mapparam(undef,$mapname,"0.hiddenresource")) eq 'yes') {
if ($userCanSeeHidden) {	if ($userCanSeeHidden) {
$args->{'mapHidden'} = 1;	$args->{'mapHidden'} = 1;
} else {	} else {
next;	next;
}	}
} elsif ($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 1945 END	Line 1792 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) {
Line 1977 END	Line 1815 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.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {
if ($hostname ne '') {
$src = 'http://'.$hostname.$src;
}
$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
$srcHasQuestion = 1;
}
} elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) {
unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {
if ($hostname ne '') {
$src = 'http://'.$hostname.$src;
}
$src .= ($srcHasQuestion? '&' : '?') . 'usehttp=1';
$srcHasQuestion = 1;
}
}
}
if (defined($anchor)) { $anchor='#'.$anchor; }	if (defined($anchor)) { $anchor='#'.$anchor; }
if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {	my $srcHasQuestion = $src =~ /\?/;
$args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1';	$args->{"resourceLink"} = $src.
} else {	($srcHasQuestion?'&':'?') .
$args->{"resourceLink"} = $src.	'symb=' . &escape($symb).$anchor;
($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 2033 END	Line 1847 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" \>\<\/a\>/;	$colHTML =~ s/\>/\>\<a name="curloc" \/\>/;
$displayedJumpMarker = 1;	$displayedJumpMarker = 1;
}	}
$result .= $colHTML . "\n";	$result .= $colHTML . "\n";
Line 2107 sub show_linkitems_toolbar {	Line 1921 sub show_linkitems_toolbar {
$result .= '<td align="left">'."\n".	$result .= '<td align="left">'."\n".
'<ul id="LC_toolbar">';	'<ul id="LC_toolbar">';
my @linkorder = ('firsthomework','everything','uncompleted',	my @linkorder = ('firsthomework','everything','uncompleted',
'changefolder','clearbubbles','printout','edittoplevel');	'changefolder','clearbubbles','edittoplevel');
foreach my $link (@linkorder) {	foreach my $link (@linkorder) {
if (ref($args->{'linkitems'}{$link}) eq 'HASH') {	if (ref($args->{'linkitems'}{$link}) eq 'HASH') {
if ($args->{'linkitems'}{$link}{'text'} ne '') {	if ($args->{'linkitems'}{$link}{'text'} ne '') {
Line 2326 sub change_user {	Line 2140 sub change_user {



# Now clear the parm cache and reconstruct the parm hash fromt he big_hash	# Now clear the parm cache and reconstruct the parm hash from the big_hash
# param.xxxx keys.	# param.xxxx keys.

$self->{PARM_CACHE} = {};	$self->{PARM_CACHE} = {};
Line 2419 sub generate_email_discuss_status {	Line 2233 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(&LONCAPA::escape($msgid));	$symb,$error) = &Apache::lonmsg::unpackmsgid($msgid);
&Apache::lonenc::check_decrypt(\$symb);	&Apache::lonenc::check_decrypt(\$symb);
if (($fromcid ne '') && ($fromcid ne $cid)) {	if (($fromcid ne '') && ($fromcid ne $cid)) {
next;	next;
Line 2520 sub getIterator {	Line 2334 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 2791 sub parmval {	Line 2605 sub parmval {
return $self->{PARM_CACHE}->{$hashkey};	return $self->{PARM_CACHE}->{$hashkey};
}	}
}	}

my $result = $self->parmval_real($what, $symb, $recurse);	my $result = $self->parmval_real($what, $symb, $recurse);
$self->{PARM_CACHE}->{$hashkey} = $result;	$self->{PARM_CACHE}->{$hashkey} = $result;
if (wantarray) {	if (wantarray) {
Line 2824 sub parmval_real {	Line 2639 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 ($recursed,@recurseup);

# ----------------------------------------------------- Cascading lookup scheme	# ----------------------------------------------------- Cascading lookup scheme
my $rwhat=$what;	my $rwhat=$what;
$what=~s/^parameter\_//;	$what=~s/^parameter\_//;
$what=~s/\_/\./;	$what=~s/\_/\./;

my $symbparm=$symb.'.'.$what;	my $symbparm=$symb.'.'.$what;
	my $recurseparm=$mapname.'___(rec).'.$what;
my $mapparm=$mapname.'___(all).'.$what;	my $mapparm=$mapname.'___(all).'.$what;
my $usercourseprefix=$cid;	my $usercourseprefix=$cid;



my $grplevel=$usercourseprefix.'.['.$cgroup.'].'.$what;	my $grplevel=$usercourseprefix.'.['.$cgroup.'].'.$what;
my $grplevelr=$usercourseprefix.'.['.$cgroup.'].'.$symbparm;	my $grplevelr=$usercourseprefix.'.['.$cgroup.'].'.$symbparm;
	my $grpleveli=$usercourseprefix.'.['.$cgroup.'].'.$recurseparm;
my $grplevelm=$usercourseprefix.'.['.$cgroup.'].'.$mapparm;	my $grplevelm=$usercourseprefix.'.['.$cgroup.'].'.$mapparm;


my $seclevel= $usercourseprefix.'.['.$csec.'].'.$what;	my $seclevel= $usercourseprefix.'.['.$csec.'].'.$what;
my $seclevelr=$usercourseprefix.'.['.$csec.'].'.$symbparm;	my $seclevelr=$usercourseprefix.'.['.$csec.'].'.$symbparm;
	my $secleveli=$usercourseprefix.'.['.$csec.'].'.$recurseparm;
my $seclevelm=$usercourseprefix.'.['.$csec.'].'.$mapparm;	my $seclevelm=$usercourseprefix.'.['.$csec.'].'.$mapparm;


my $courselevel= $usercourseprefix.'.'.$what;	my $courselevel= $usercourseprefix.'.'.$what;
my $courselevelr=$usercourseprefix.'.'.$symbparm;	my $courselevelr=$usercourseprefix.'.'.$symbparm;
	my $courseleveli=$usercourseprefix.'.'.$recurseparm;
my $courselevelm=$usercourseprefix.'.'.$mapparm;	my $courselevelm=$usercourseprefix.'.'.$mapparm;


Line 2858 sub parmval_real {	Line 2679 sub parmval_real {
if ($uname and defined($useropt)) {	if ($uname and defined($useropt)) {
if (defined($$useropt{$courselevelr})) { return [$$useropt{$courselevelr},'resource']; }	if (defined($$useropt{$courselevelr})) { return [$$useropt{$courselevelr},'resource']; }
if (defined($$useropt{$courselevelm})) { return [$$useropt{$courselevelm},'map']; }	if (defined($$useropt{$courselevelm})) { return [$$useropt{$courselevelm},'map']; }
	if (defined($$useropt{$courseleveli})) { return [$$useropt{$courseleveli},'map']; }
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
	last if (defined($$useropt{$norecursechk}));
	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
	if (defined($$useropt{$recursechk})) { return [$$useropt{$recursechk},'map']; }
	}
if (defined($$useropt{$courselevel})) { return [$$useropt{$courselevel},'course']; }	if (defined($$useropt{$courselevel})) { return [$$useropt{$courselevel},'course']; }
}	}

Line 2865 sub parmval_real {	Line 2697 sub parmval_real {
if ($cgroup ne '' and defined($courseopt)) {	if ($cgroup ne '' and defined($courseopt)) {
if (defined($$courseopt{$grplevelr})) { return [$$courseopt{$grplevelr},'resource']; }	if (defined($$courseopt{$grplevelr})) { return [$$courseopt{$grplevelr},'resource']; }
if (defined($$courseopt{$grplevelm})) { return [$$courseopt{$grplevelm},'map']; }	if (defined($$courseopt{$grplevelm})) { return [$$courseopt{$grplevelm},'map']; }
	if (defined($$courseopt{$grpleveli})) { return [$$courseopt{$grpleveli},'map']; }
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(all).'.$what;
	last if (defined($$courseopt{$norecursechk}));
	my $recursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(rec).'.$what;
	if (defined($$courseopt{$recursechk})) { return [$$courseopt{$recursechk},'map']; }
	}
if (defined($$courseopt{$grplevel})) { return [$$courseopt{$grplevel},'course']; }	if (defined($$courseopt{$grplevel})) { return [$$courseopt{$grplevel},'course']; }
}	}

if ($csec and defined($courseopt)) {	if ($csec ne '' and defined($courseopt)) {
if (defined($$courseopt{$seclevelr})) { return [$$courseopt{$seclevelr},'resource']; }	if (defined($$courseopt{$seclevelr})) { return [$$courseopt{$seclevelr},'resource']; }
if (defined($$courseopt{$seclevelm})) { return [$$courseopt{$seclevelm},'map']; }	if (defined($$courseopt{$seclevelm})) { return [$$courseopt{$seclevelm},'map']; }
	if (defined($$courseopt{$secleveli})) { return [$$courseopt{$secleveli},'map']; }
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(all).'.$what;
	last if (defined($$courseopt{$norecursechk}));
	my $recursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(rec).'.$what;
	if (defined($$courseopt{$recursechk})) { return [$$courseopt{$recursechk},'map']; }
	}
if (defined($$courseopt{$seclevel})) { return [$$courseopt{$seclevel},'course']; }	if (defined($$courseopt{$seclevel})) { return [$$courseopt{$seclevel},'course']; }
}	}

Line 2894 sub parmval_real {	Line 2748 sub parmval_real {
# --------------------------------------------------- fifth, check more course	# --------------------------------------------------- fifth, check more course
if (defined($courseopt)) {	if (defined($courseopt)) {
if (defined($$courseopt{$courselevelm})) { return [$$courseopt{$courselevelm},'map']; }	if (defined($$courseopt{$courselevelm})) { return [$$courseopt{$courselevelm},'map']; }
	if (defined($$courseopt{$courseleveli})) { return [$$courseopt{$courseleveli},'map']; }
	unless ($recursed) {
	@recurseup = $self->recurseup_maps($mapname);
	$recursed = 1;
	}
	foreach my $item (@recurseup) {
	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
	last if (defined($$courseopt{$norecursechk}));
	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
	if (defined($$courseopt{$recursechk})) {
	return [$$courseopt{$recursechk},'map'];
	}
	}
if (defined($$courseopt{$courselevel})) {	if (defined($$courseopt{$courselevel})) {
my $ret = [$$courseopt{$courselevel},'course'];	my $ret = [$$courseopt{$courselevel},'course'];
return $ret;	return $ret;
Line 2933 sub recurseup_maps {	Line 2800 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);
my $text = $map->title();
if ($text eq '') {
$text = '...';
}
push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $text,'no_mt' => 1,});
$totallength += length($text);
}
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 $title = $map->title();
if ($title eq '') {
$title = '...';
}
my $showntitle = &truncate_crumb_text($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 3038 sub map_printdates {	Line 2812 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);
Line 3068 sub get_mapparam {	Line 2842 sub get_mapparam {
my $result='';	my $result='';
my ($recursed,@recurseup);	my ($recursed,@recurseup);


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

if ($symb && !$mapname) {	if ($symb && !$mapname) {
Line 3076 sub get_mapparam {	Line 2851 sub get_mapparam {
$mapname = &Apache::lonnet::deversion($mapname);	$mapname = &Apache::lonnet::deversion($mapname);
}	}


my $rwhat=$what;	my $rwhat=$what;
$what=~s/^parameter\_//;	$what=~s/^parameter\_//;
$what=~s/\_/\./;	$what=~s/\_/\./;

# Build the hash keys for the lookup:	# Build the hash keys for the lookup:

my $symbparm=$symb.'.'.$what;
my $mapparm=$mapname.'___(all).'.$what;	my $mapparm=$mapname.'___(all).'.$what;
	my $recurseparm=$mapname.'___(rec).'.$what;
my $usercourseprefix=$cid;	my $usercourseprefix=$cid;


my $grplevel = "$usercourseprefix.[$cgroup].$mapparm";	my $grplevelm = "$usercourseprefix.[$cgroup].$mapparm";
my $seclevel = "$usercourseprefix.[$csec].$mapparm";	my $seclevelm = "$usercourseprefix.[$csec].$mapparm";
my $courselevel = "$usercourseprefix.$mapparm";	my $courselevelm = "$usercourseprefix.$mapparm";

	my $grpleveli = "$usercourseprefix.[$cgroup].$recurseparm";
	my $secleveli = "$usercourseprefix.[$csec].$recurseparm";
	my $courseleveli = "$usercourseprefix.$recurseparm";

# Get handy references to the hashes we need in $self:	# Get handy references to the hashes we need in $self:

Line 3103 sub get_mapparam {	Line 2882 sub get_mapparam {


if ($uname and defined($useropt)) {	if ($uname and defined($useropt)) {
if (defined($$useropt{$courselevel})) {	if (defined($$useropt{$courselevelm})) {
return $$useropt{$courselevel};	return $$useropt{$courselevelm};
}	}
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	if (defined($$useropt{$courseleveli})) {
unless ($recursed) {	return $$useropt{$courseleveli};
@recurseup = $self->recurseup_maps($mapname);	}
$recursed = 1;	unless ($recursed) {
}	@recurseup = $self->recurseup_maps($mapname);
foreach my $item (@recurseup) {	$recursed = 1;
my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;	}
if (defined($$useropt{$norecursechk})) {	foreach my $item (@recurseup) {
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
return $$useropt{$norecursechk};	last if (defined($$useropt{$norecursechk}));
}	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
}	if (defined($$useropt{$recursechk})) {
	return $$useropt{$recursechk};
}	}
}	}
}	}
Line 3127 sub get_mapparam {	Line 2907 sub get_mapparam {


if ($cgroup ne '' and defined ($courseopt)) {	if ($cgroup ne '' and defined ($courseopt)) {
if (defined($$courseopt{$grplevel})) {	if (defined($$courseopt{$grplevelm})) {
return $$courseopt{$grplevel};	return $$courseopt{$grplevelm};
}	}
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	if (defined($$courseopt{$grpleveli})) {
unless ($recursed) {	return $$courseopt{$grpleveli};
@recurseup = $self->recurseup_maps($mapname);	}
$recursed = 1;	unless ($recursed) {
}	@recurseup = $self->recurseup_maps($mapname);
foreach my $item (@recurseup) {	$recursed = 1;
my $norecursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(all).'.$what;	}
if (defined($$courseopt{$norecursechk})) {	foreach my $item (@recurseup) {
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	my $norecursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(all).'.$what;
return $$courseopt{$norecursechk};	last if (defined($$courseopt{$norecursechk}));
}	my $recursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(rec).'.$what;
}	if (defined($$courseopt{$recursechk})) {
	return $$courseopt{$recursechk};
}	}
}	}
}	}
Line 3149 sub get_mapparam {	Line 2930 sub get_mapparam {
# Check course -- section	# Check course -- section


	if ($csec ne '' and defined($courseopt)) {
	if (defined($$courseopt{$seclevelm})) {
	return $$courseopt{$seclevelm};
if ($csec and defined($courseopt)) {
if (defined($$courseopt{$seclevel})) {
return $$courseopt{$seclevel};
}	}
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	if (defined($$courseopt{$secleveli})) {
unless ($recursed) {	return $$courseopt{$secleveli};
@recurseup = $self->recurseup_maps($mapname);	}
$recursed = 1;	unless ($recursed) {
}	@recurseup = $self->recurseup_maps($mapname);
foreach my $item (@recurseup) {	$recursed = 1;
my $norecursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(all).'.$what;	}
if (defined($$courseopt{$norecursechk})) {	foreach my $item (@recurseup) {
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	my $norecursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(all).'.$what;
return $$courseopt{$norecursechk};	last if (defined($$courseopt{$norecursechk}));
}	my $recursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(rec).'.$what;
}	if (defined($$courseopt{$recursechk})) {
	return $$courseopt{$recursechk};
}	}
}	}
}	}
Line 3177 sub get_mapparam {	Line 2956 sub get_mapparam {
my $symbparm=$symb.'.'.$what;	my $symbparm=$symb.'.'.$what;
my $thisparm = $$parmhash{$symbparm};	my $thisparm = $$parmhash{$symbparm};
if (defined($thisparm)) {	if (defined($thisparm)) {
return $thisparm;	return $thisparm;
}	}
}	}

Line 3185 sub get_mapparam {	Line 2964 sub get_mapparam {
# Additional course parameters:	# Additional course parameters:

if (defined($courseopt)) {	if (defined($courseopt)) {
if (defined($$courseopt{$courselevel})) {	if (defined($$courseopt{$courselevelm})) {
return $$courseopt{$courselevel};	return $$courseopt{$courselevelm};
}	}
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	unless ($recursed) {
unless ($recursed) {	@recurseup = $self->recurseup_maps($mapname);
@recurseup = $self->recurseup_maps($mapname);	$recursed = 1;
$recursed = 1;	}
}	if (@recurseup) {
foreach my $item (@recurseup) {	foreach my $item (@recurseup) {
my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;	my $norecursechk=$usercourseprefix.'.'.$item.'___(all).'.$what;
if (defined($$courseopt{$norecursechk})) {	last if (defined($$courseopt{$norecursechk}));
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
return $$courseopt{$norecursechk};	if (defined($$courseopt{$recursechk})) {
}	return $$courseopt{$recursechk};
}	}
}	}
}	}
}	}
return undef; # Unefined if we got here.	return undef; # Undefined if we got here.
}	}

sub course_printdates {	sub course_printdates {
Line 3245 sub getcourseparam {	Line 3024 sub getcourseparam {
$what=~s/^parameter\_//;	$what=~s/^parameter\_//;
$what=~s/\_/\./;	$what=~s/\_/\./;


my $symbparm = $symb . '.' . $what;
my $mapparm=$mapname.'___(all).'.$what;

# Local refs to the hashes we're going to look at:	# Local refs to the hashes we're going to look at:

my $useropt = $self->{USER_OPT};	my $useropt = $self->{USER_OPT};
Line 3494 getIterator behaves as follows:	Line 3269 getIterator behaves as follows:

=over 4	=over 4

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

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 3511 that is not just a single, 'redirecting'	Line 3286 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. deeplinklisted if true (default false), will	before anything else.
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 3651 sub new {	Line 3423 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 3746 sub new {	Line 3514 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 3907 sub next {	Line 3674 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 3917 sub next {	Line 3683 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,$self->{DEEPLINKLISTED});	my $browsePriv = $self->{HERE}->browsePriv($noblockcheck);
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 4261 sub new {	Line 4026 sub new {

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

return $self;	return $self;
}	}

Line 4352 sub from { my $self=shift; return $self-	Line 4117 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 4388 sub enclosing_map_src {	Line 4152 sub enclosing_map_src {
}	}
sub symb {	sub symb {
my $self=shift;	my $self=shift;
if (defined($self->{SYMB})) { return $self->{SYMB}; }	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 4579 sub is_sequence {	Line 4343 sub is_sequence {
return $self->navHash("is_map_", 1) &&	return $self->navHash("is_map_", 1) &&
$self->navHash("map_type_" . $self->map_pc()) eq 'sequence';	$self->navHash("map_type_" . $self->map_pc()) eq 'sequence';
}	}
sub is_missing_map {
my $self=shift;
return $self->navHash("is_map_", 1) &&
$self->navHash("map_type_" . $self->map_pc()) eq 'none';
}
sub is_survey {	sub is_survey {
my $self = shift();	my $self = shift();
my $part = shift();	my $part = shift();
Line 4613 sub is_task {	Line 4372 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 4663 Returns a string with a comma-separated	Line 4423 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 4704 sub map_hierarchy {	Line 4458 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 4933 sub duedate {	Line 4682 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 $timelimit = $1;	my $timelimit = $1;
my $first_access=&Apache::lonnet::get_first_access($interval[1],	my $first_access=&Apache::lonnet::get_first_access($interval[1],
$self->{SYMB});	$self->{SYMB});
if (defined($first_access)) {	if (defined($first_access)) {
my $interval = $first_access+$timelimit;	my $interval = $first_access+$timelimit;
$date = (!$due_date \|\| $interval < $due_date) ? $interval	$date = (!$due_date \|\| $interval < $due_date) ? $interval
Line 5032 sub slot_control {	Line 4781 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 5884 sub check_for_slot {	Line 5593 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 $slot_name)) {
return (NEEDS_CHECKIN,$end,$slot_name);	return (NEEDS_CHECKIN,undef,$slot_name);
}	}
}	}
return (RESERVED,$end,$slot_name);	return (RESERVED,$end,$slot_name);
Line 5930 sub check_for_slot {	Line 5639 sub check_for_slot {
my $reservable = &Apache::lonnet::get_reservable_slots($cnum,$cdom,$env{'user.name'},	my $reservable = &Apache::lonnet::get_reservable_slots($cnum,$cdom,$env{'user.name'},
$env{'user.domain'});	$env{'user.domain'});
if (ref($reservable) eq 'HASH') {	if (ref($reservable) eq 'HASH') {
	my ($map) = &Apache::lonnet::decode_symb($symb);
if ((ref($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;	my $canuse;
if (($reservable->{'now'}{$slot}{'symb'} eq '') \|\|	if ($reservable->{'now'}{$slot}{'symb'} eq '') {
($reservable->{'now'}{$slot}{'symb'} eq $symb)) {
$canuse = 1;	$canuse = 1;
	} else {
	my %oksymbs;
	my @slotsymbs = split(/\s,\s/,$reservable->{'now'}{$slot}{'symb'});
	map { $oksymbs{$_} = 1; } @slotsymbs;
	if ($oksymbs{$symb}) {
	$canuse = 1;
	} else {
	foreach my $item (@slotsymbs) {
	if ($item =~ /\.(page\|sequence)$/) {
	(undef,undef, my $sloturl) = &Apache::lonnet::decode_symb($item);
	if (($map ne '') && ($map eq $sloturl)) {
	$canuse = 1;
	last;
	}
	}
	}
	}
}	}
if ($canuse) {	if ($canuse) {
if ($checkedin) {	if ($checkedin) {
Line 5956 sub check_for_slot {	Line 5682 sub check_for_slot {
if ((ref($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;	my $canuse;
if (($reservable->{'future'}{$slot}{'symb'} eq '') \|\|	if ($reservable->{'future'}{$slot}{'symb'} eq '') {
($reservable->{'future'}{$slot}{'symb'} eq $symb)) {	$canuse = 1;
	} elsif ($reservable->{'future'}{$slot}{'symb'} =~ /,/) {
	my %oksymbs;
	my @slotsymbs = split(/\s,\s/,$reservable->{'future'}{$slot}{'symb'});
	map { $oksymbs{$_} = 1; } @slotsymbs;
	if ($oksymbs{$symb}) {
	$canuse = 1;
	} else {
	foreach my $item (@slotsymbs) {
	if ($item =~ /\.(page\|sequence)$/) {
	(undef,undef, my $sloturl) = &Apache::lonnet::decode_symb($item);
	if (($map ne '') && ($map eq $sloturl)) {
	$canuse = 1;
	last;
	}
	}
	}
	}
	} elsif ($reservable->{'future'}{$slot}{'symb'} eq $symb) {
$canuse = 1;	$canuse = 1;
}	}
if ($canuse) {	if ($canuse) {
Line 6203 sub getPrevious {	Line 5947 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>

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Removed from v.1.509.2.14.2.6
changed lines
	Added in v.1.523