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Diff for /loncom/interface/lonnavmaps.pm between versions 1.509.2.14.2.12 and 1.548

version 1.509.2.14.2.12, 2025/05/28 13:42:14	version 1.548, 2020/03/03 01:17:48
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 52 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 65 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 78 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 92 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 342 user into thinking that if the sequence	Line 357 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 534 my %colormap =	Line 549 my %colormap =
$resObj->EXCUSED => '#3333FF',	$resObj->EXCUSED => '#3333FF',
$resObj->PAST_DUE_ANSWER_LATER => '',	$resObj->PAST_DUE_ANSWER_LATER => '',
$resObj->PAST_DUE_NO_ANSWER => '',	$resObj->PAST_DUE_NO_ANSWER => '',
$resObj->PAST_DUE_ATMPT_ANS => '',
$resObj->PAST_DUE_ATMPT_NOANS => '',
$resObj->PAST_DUE_NO_ATMT_ANS => '',
$resObj->PAST_DUE_NO_ATMT_NOANS => '',
$resObj->ANSWER_OPEN => '#006600',	$resObj->ANSWER_OPEN => '#006600',
$resObj->OPEN_LATER => '',	$resObj->OPEN_LATER => '',
$resObj->TRIES_LEFT => '',	$resObj->TRIES_LEFT => '',
Line 581 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 = $item; } }
if ($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 683 sub getDescription {	Line 690 sub getDescription {
return &Apache::lonhtmlcommon::direct_parm_link(&mt("Open, no due date"),$res->symb(),'duedate',$part).$slotinfo;	return &Apache::lonhtmlcommon::direct_parm_link(&mt("Open, no due date"),$res->symb(),'duedate',$part).$slotinfo;
}	}
}	}
if (($status == $res->PAST_DUE_ANSWER_LATER) \|\| ($status == $res->PAST_DUE_ATMPT_ANS) \|\| ($status == $res->PAST_DUE_NO_ATMT_ANS)) {	if ($status == $res->PAST_DUE_ANSWER_LATER) {
return &mt("Answer open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($answer,'start'),$res->symb(),'answerdate',$part));	return &mt("Answer open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($answer,'start'),$res->symb(),'answerdate',$part));
}	}
if (($status == $res->PAST_DUE_NO_ANSWER) \|\| ($status == $res->PAST_DUE_ATMPT_NOANS) \|\| ($status == $res->PAST_DUE_NO_ATMT_NOANS)) {	if ($status == $res->PAST_DUE_NO_ANSWER) {
if ($res->is_practice()) {	if ($res->is_practice()) {
return &mt("Closed [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'answerdate,duedate',$part));	return &mt("Closed [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'answerdate,duedate',$part));
} else {	} else {
Line 956 sub render_resource {	Line 963 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 = $location.'/whitespace_21.gif';
my ($nomodal,$linkopen,$linkclose);	my ($nomodal,$linkopen,$linkclose);
unless ($resource->is_map() \|\| $params->{'resource_nolink'}) {	unless ($resource->is_map() \|\| $params->{'resource_nolink'}) {
Line 1011 sub render_resource {	Line 1016 sub render_resource {
if ($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 (!$params->{'resource_no_folder_link'}) {
Line 1049 sub render_resource {	Line 1050 sub render_resource {
}	}
}	}
if (((&Apache::lonnet::allowed('mdc',$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',$env{'request.course.id'}))) &&
($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 1063 sub render_resource {	Line 1064 sub render_resource {
$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
} elsif ($params->{'mapUnlisted'}) {	} elsif ($params->{'mapUnlisted'}) {
$nonLinkedText .= ' <span class="LC_warning">('.&mt('unlisted').')</span> ';	$nonLinkedText .= ' <span class="LC_warning">('.&mt('unlisted').')</span> ';
} elsif ($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()) {	} elsif (($resource->deeplink($params->{caller}) eq 'absent') \|\|
$nonLinkedText .= ' <span class="LC_warning">('.&mt('not shown').')</span> ';	($resource->deeplink($params->{caller}) eq 'grades')) {
} else {	$nonLinkedText .= ' <span class="LC_warning">('.&mt('unlisted').')</span> ';
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 1248 sub render_long_status {	Line 1234 sub render_long_status {
}	}
}	}
}	}

if (($resource->kind() eq "res") &&	if (($resource->kind() eq "res") &&
($resource->is_raw_problem() \|\| $resource->is_gradable()) &&	($resource->is_raw_problem() \|\| $resource->is_gradable()) &&
!$firstDisplayed) {	!$firstDisplayed) {
Line 1366 sub cmp_title {	Line 1352 sub cmp_title {
sub render {	sub render {
my $args = shift;	my $args = shift;
&Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});	&Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
	my $result = '';
# Configure the renderer.	# Configure the renderer.
my $cols = $args->{'cols'};	my $cols = $args->{'cols'};
if (!defined($cols)) {	if (!defined($cols)) {
# no columns, no nav maps.	# no columns, no nav maps.
return '';	return '';
}	}
my $legend = '';
my $tools = '';
my $result = '';
my $tools_printed = 0;
my $tablestarted = 0;
my $navmap;	my $navmap;
if (defined($args->{'navmap'})) {	if (defined($args->{'navmap'})) {
$navmap = $args->{'navmap'};	$navmap = $args->{'navmap'};
Line 1412 sub render {	Line 1394 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 'absent') &&
($res->deeplink($args->{'caller'}) ne 'grades') &&	($res->deeplink($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 1476 sub render {	Line 1426 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') {	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 (($here eq '') && ($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 1494 sub render {	Line 1444 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 1588 sub render {	Line 1534 sub render {

# Print key?	# Print key?
if ($printKey) {	if ($printKey) {
$legend = '<table border="0" cellpadding="2" cellspacing="0">';	$result .= '<table border="0" cellpadding="2" cellspacing="0">';
$legend .= '<tr><td align="right" valign="bottom">Key:  </td>';	$result.='<tr><td align="right" valign="bottom">Key:  </td>';
my $location=&Apache::loncommon::lonhttpdurl("/adm/lonMisc");	my $location=&Apache::loncommon::lonhttpdurl("/adm/lonMisc");
if ($navmap->{LAST_CHECK}) {	if ($navmap->{LAST_CHECK}) {
$legend .=	$result .=
'<img src="'.$location.'/chat.gif" alt="" /> '.&mt('New discussion since').' '.	'<img src="'.$location.'/chat.gif" alt="" /> '.&mt('New discussion since').' '.
strftime("%A, %b %e at %I:%M %P", localtime($navmap->{LAST_CHECK})).	strftime("%A, %b %e at %I:%M %P", localtime($navmap->{LAST_CHECK})).
'</td><td align="center" valign="bottom">  '.	'</td><td align="center" valign="bottom">  '.
'<img src="'.$location.'/feedback.gif" alt="" /> '.&mt('New message (click to open)').'<p>'.	'<img src="'.$location.'/feedback.gif" alt="" /> '.&mt('New message (click to open)').'<p>'.
'</td>';	'</td>';
} else {	} else {
$legend .= '<td align="center" valign="bottom">  '.	$result .= '<td align="center" valign="bottom">  '.
'<img src="'.$location.'/chat.gif" alt="" /> '.&mt('Discussions').'</td><td align="center" valign="bottom">'.	'<img src="'.$location.'/chat.gif" alt="" /> '.&mt('Discussions').'</td><td align="center" valign="bottom">'.
'  <img src="'.$location.'/feedback.gif" alt="" /> '.&mt('New message (click to open)').	'  <img src="'.$location.'/feedback.gif" alt="" /> '.&mt('New message (click to open)').
'</td>';	'</td>';
}	}

$legend .= '</tr></table>';	$result .= '</tr></table>';
}	}

if ($printCloseAll && !$args->{'resource_no_folder_link'}) {	if ($printCloseAll && !$args->{'resource_no_folder_link'}) {
Line 1619 sub render {	Line 1565 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',
"location.href='$link'",$text);	"location.href='$link'",$text);
}	}
} else {	} else {
$tools = '<a href="'.$link.'">'.&mt($text).'</a>';	$result.= '<a href="'.$link.'">'.&mt($text).'</a>';
}	}
$tools .= "\n";	$result .= "\n";
}	}

# Check for any unread discussions in all resources.	# Check for any unread discussions in all resources.
Line 1637 sub render {	Line 1586 sub render {
'Mark all posts read');	'Mark all posts read');
my $time=time;	my $time=time;
my $querystr = &HTML::Entities::encode($ENV{'QUERY_STRING'},'<>&"');	my $querystr = &HTML::Entities::encode($ENV{'QUERY_STRING'},'<>&"');
$tools .= (<<END);	$result .= (<<END);
<form name="clearbubbles" method="post" action="/adm/feedback">	<form name="clearbubbles" method="post" action="/adm/feedback">
<input type="hidden" name="navurl" value="$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 $haveDisc = '';
Line 1654 END	Line 1606 END
}	}
if ($totdisc > 0) {	if ($totdisc > 0) {
$haveDisc =~ s/:$//;	$haveDisc =~ s/:$//;
$tools .= (<<END);	$result .= (<<END);
<input type="hidden" name="navmaps" value="$haveDisc" />	<input type="hidden" name="navmaps" value="$haveDisc" />
</form>	</form>
END	END
}	}
}	}
$tools .= '</form>';	$result.='</form>';
}	}
if (($args->{'caller'} eq 'navmapsdisplay') && ($env{'request.course.id'})) {	if (($args->{'caller'} eq 'navmapsdisplay') &&
	((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) \|\|
	(&Apache::lonnet::allowed('cev',$env{'request.course.id'})))) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
if ($env{'course.'.$env{'request.course.id'}.'.url'} eq	if ($env{'course.'.$env{'request.course.id'}.'.url'} eq
"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');
}
}	}
}	}

if ($args->{'caller'} eq 'navmapsdisplay') {	if ($args->{'caller'} eq 'navmapsdisplay') {
$tools .= &show_linkitems_toolbar($args,$condition);	$result .= &show_linkitems_toolbar($args,$condition);
} elsif ($args->{'sort_html'}) {	} elsif ($args->{'sort_html'}) {
$tools .= $args->{'sort_html'};	$result.=$args->{'sort_html'};
}	}

#$tools .= "<br />\n";	#$result .= "<br />\n";
	if ($r) {
	$r->print($result);
	$r->rflush();
	$result = "";
	}
# End parameter setting	# End parameter setting

	$result .= "<br />\n";

# Data	# Data
	$result.=&Apache::loncommon::start_data_table("LC_tableOfContent");

my $res = "Apache::lonnavmaps::resource";	my $res = "Apache::lonnavmaps::resource";
my %condenseStatuses =	my %condenseStatuses =
Line 1702 END	Line 1656 END
$args->{'counter'} = 0; # counts the rows	$args->{'counter'} = 0; # counts the rows
$args->{'indentLevel'} = 0;	$args->{'indentLevel'} = 0;
$args->{'isNewBranch'} = 0;	$args->{'isNewBranch'} = 0;
$args->{'condensed'} = 0;	$args->{'condensed'} = 0;
$args->{'deeplinknolist'} = 0;

my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");	my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");
$args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' alt='' />");	$args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' alt='' />");
Line 1713 END	Line 1666 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.
#
# To ensure the "Selected Resources from selected folder in course"
# printout generation option will work in sessions launched via a
# deep link, the value of $args->{'filterFunc'} included in the
# call to lonnavmaps::render() is omitted from the filter function
# used with the DFS Iterator when $args->{'caller'} is 'printout'.
#
# As a result $sequence->{DATA}->{HAS_VISIBLE_CHILDREN} can be
# set to 1 for folder(s) which include resources only accessible
# for sessions launched via a deep link, when the current session
# is of that type.

my $dfsit = Apache::lonnavmaps::DFSiterator->new($navmap,	my $dfsit = Apache::lonnavmaps::DFSiterator->new($navmap,
$it->{FIRST_RESOURCE},	$it->{FIRST_RESOURCE},
$it->{FINISH_RESOURCE},	$it->{FINISH_RESOURCE},
{}, undef, 1);	{}, undef, 1);

my $dfsFilterFunc;
if ($args->{'caller'} eq 'printout') {
$dfsFilterFunc = sub { my $res = shift; return !$res->randomout() &&
($res->deeplink($args->{'caller'}) ne 'absent') &&
($res->deeplink($args->{'caller'}) ne 'grades') &&
!$res->deeplinkout();};
} else {
$dfsFilterFunc = $filterFunc;
}
my $depth = 0;	my $depth = 0;
$dfsit->next();	$dfsit->next();
my $curRes = $dfsit->next();	my $curRes = $dfsit->next();
Line 1749 END	Line 1681 END
if ($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;	$curRes->{DATA}->{HAS_VISIBLE_CHILDREN} = 0;
Line 1760 END	Line 1692 END
} elsif ($curRes->src()) {	} elsif ($curRes->src()) {
# Not a sequence: if it's filtered, ignore it, otherwise	# Not a sequence: if it's filtered, ignore it, otherwise
# rise up the stack and mark the sequences as having children	# rise up the stack and mark the sequences as having children
if (&$dfsFilterFunc($curRes)) {	if (&$filterFunc($curRes)) {
for my $sequence (@{$dfsit->getStack()}) {	for my $sequence (@{$dfsit->getStack()}) {
next unless ($sequence->is_map());
$sequence->{DATA}->{HAS_VISIBLE_CHILDREN} = 1;	$sequence->{DATA}->{HAS_VISIBLE_CHILDREN} = 1;
}	}
}	}
Line 1879 END	Line 1810 END

# If this has been filtered out, continue on	# If this has been filtered out, continue on
if (!(&$filterFunc($curRes))) {	if (!(&$filterFunc($curRes))) {
if (!$userCanSeeHidden && !$curRes->randomout && $curRes->deeplinkout) {
$args->{'deeplinknolist'} ++;
}
$args->{'isNewBranch'} = 0; # Don't falsely remember this	$args->{'isNewBranch'} = 0; # Don't falsely remember this
next;	next;
}	}
Line 1889 END	Line 1817 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->{'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 {
$args->{'deeplinknolist'} ++;
next;
}
} else {	} else {
my $deeplink = $navmap->get_mapparam(undef,$mapname,"0.deeplink");	my $deeplink = $navmap->get_mapparam(undef,$mapname,"0.deeplink");
my ($state,$others,$listed) = split(/,/,$deeplink);	if ($deeplink =~ /^(absent\|grades),/) {
if (($listed eq 'absent') \|\| ($listed eq 'grades')) {
if ($userCanSeeHidden) {	if ($userCanSeeHidden) {
$args->{'mapUnlisted'} = 1;	$args->{'mapUnlisted'} = 1;
} else {	} else {
$args->{'deeplinknolist'} ++;
next;	next;
}	}
}	}
Line 1930 END	Line 1848 END
}	}

$args->{'counter'}++;	$args->{'counter'}++;
unless ($tablestarted) {
$result .= "<br />\n".&Apache::loncommon::start_data_table("LC_tableOfContent");
$tablestarted = 1;
}

# Does it have multiple parts?	# Does it have multiple parts?
$args->{'multipart'} = 0;	$args->{'multipart'} = 0;
Line 1988 END	Line 1902 END
}	}
}	}
# If deep-link parameter is set (and is not set to full) suppress link	# If deep-link parameter is set (and is not set to full) suppress link
# unless privileged user, tinyurl used for login resolved to a map, and	# unless privileged user, or calling context is sequence, and parameter
# the resource is within the map.	# set at map level
if ((!$curRes->deeplink($args->{'caller'})) \|\|	if ((!$curRes->deeplink($args->{'caller'})) \|\|
($curRes->deeplink($args->{'caller'}) eq 'full') \|\| &advancedUser()) {	($curRes->deeplink($args->{'caller'}) =~ /^full,/) \|\| &advancedUser()) {
$args->{'resource_nolink'} = 0;	$args->{'resource_nolink'} = 0;
} else {	} else {
$args->{'resource_nolink'} = 1;	$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;	$args->{'multipart'} = 0;
Line 2022 END	Line 1936 END
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
if (($is_ssl) && ($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($\|\?)}) &&	if (($is_ssl) && ($src =~ m{^\Q/public/$cdom/$cnum/syllabus\E($\|\?)}) &&
($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {	($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {	unless (&Apache::lonnet::uses_sts()) {
if ($hostname ne '') {	if ($hostname ne '') {
$src = 'http://'.$hostname.$src;	$src = 'http://'.$hostname.$src;
}	}
Line 2030 END	Line 1944 END
$srcHasQuestion = 1;	$srcHasQuestion = 1;
}	}
} elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) {	} elsif (($is_ssl) && ($src =~ m{^\Q/adm/wrapper/ext/\E(?!https:)})) {
unless ((&Apache::lonnet::uses_sts()) \|\| (&Apache::lonnet::waf_allssl($hostname))) {	unless (&Apache::lonnet::uses_sts()) {
if ($hostname ne '') {	if ($hostname ne '') {
$src = 'http://'.$hostname.$src;	$src = 'http://'.$hostname.$src;
}	}
Line 2040 END	Line 1954 END
}	}
}	}
if (defined($anchor)) { $anchor='#'.$anchor; }	if (defined($anchor)) { $anchor='#'.$anchor; }
if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {	if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {
$args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1';	$args->{"resourceLink"} = $src.($srcHasQuestion?'&':'?') .'navmap=1';
} else {	} else {
$args->{"resourceLink"} = $src.	$args->{"resourceLink"} = $src.
($srcHasQuestion?'&':'?') .	($srcHasQuestion?'&':'?') .
'symb=' . &escape($symb).$inhibitmenu.$anchor;	'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 2084 END	Line 1998 END
}	}

if ($r && $rownum % 20 == 0) {	if ($r && $rownum % 20 == 0) {
unless ($tools_printed) {
$r->print($legend.$tools);
$legend = "";
$tools = "";
$tools_printed = 1;
}
$r->print($result);	$r->print($result);
$result = "";	$result = "";
$r->rflush();	$r->rflush();
Line 2105 END	Line 2013 END
}	}
}	}

if ($tablestarted) {	$result.=&Apache::loncommon::end_data_table();
$result.=&Apache::loncommon::end_data_table();
}

# Print out the part that jumps to #curloc if it exists	# Print out the part that jumps to #curloc if it exists
# delay needed because the browser is processing the jump before	# delay needed because the browser is processing the jump before
# it finishes rendering, so it goes to the wrong place!	# it finishes rendering, so it goes to the wrong place!
Line 2125 if (location.href.indexOf('#curloc')==-1	Line 2031 if (location.href.indexOf('#curloc')==-1
}	}

if ($r) {	if ($r) {
unless ($tools_printed) {
if (($args->{'counter'}) \|\| ($userCanSeeHidden) \|\|
(($args->{'caller'} eq 'navmapsdisplay') &&
($env{'form.showOnlyHomework'} \|\|
$ENV{QUERY_STRING} =~ /^jumpToFirstHomework/))) {
$r->print($legend.$tools);
}
$legend = "";
$tools = "";
$tools_printed = 1;
}
$r->print($result);	$r->print($result);
$result = "";	$result = "";
$r->rflush();	$r->rflush();
}	}

return $legend.$tools.$result;	return $result;
}	}

sub add_linkitem {	sub add_linkitem {
Line 2167 sub show_linkitems_toolbar {	Line 2062 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 2299 sub new {	Line 2194 sub new {

$self->{USERNAME} = shift \|\| $env{'user.name'};	$self->{USERNAME} = shift \|\| $env{'user.name'};
$self->{DOMAIN} = shift \|\| $env{'user.domain'};	$self->{DOMAIN} = shift \|\| $env{'user.domain'};
$self->{SECTION} = shift;
$self->{CODE} = shift;	$self->{CODE} = shift;
$self->{NOHIDE} = shift;	$self->{NOHIDE} = shift;


if (($self->{SECTION} eq '') && ($env{'request.course.sec'} ne '')) {
if (($self->{USERNAME} eq $env{'user.name'}) &&
($self->{USERNAME} eq $env{'user.domain'})) {
$self->{SECTION} = $env{'request.course.sec'};
}
}

# Resource cache stores navmap resources as we reference them. We generate	# Resource cache stores navmap resources as we reference them. We generate
# them on-demand so we don't pay for creating resources unless we use them.	# them on-demand so we don't pay for creating resources unless we use them.
Line 2351 sub new {	Line 2239 sub new {
$self->{PARM_HASH} = \%parmhash;	$self->{PARM_HASH} = \%parmhash;
$self->{PARM_CACHE} = {};	$self->{PARM_CACHE} = {};
} else {	} else {
$self->change_user($self->{USERNAME}, $self->{DOMAIN}, $self->{SECTION}, $self->{CODE}, $self->{NOHIDE});	$self->change_user($self->{USERNAME}, $self->{DOMAIN}, $self->{CODE}, $self->{NOHIDE});
}	}

return $self;	return $self;
Line 2362 sub new {	Line 2250 sub new {
# username/domain associated with a navmap (e.g. to navigate for someone	# username/domain associated with a navmap (e.g. to navigate for someone
# else besides the current user...if sufficiently privileged.	# else besides the current user...if sufficiently privileged.
# Parameters:	# Parameters:
# user - New user.	# user - New user.
# domain - Domain to which the user belongs.	# domain- Domain the user belongs to.
# section - Section to which the user belongs.	# code - Anonymous CODE in use.
# code - Anonymous CODE in use.
# Implicit inputs:	# Implicit inputs:
#	#
sub change_user {	sub change_user {
my $self = shift;	my $self = shift;
$self->{USERNAME} = shift;	$self->{USERNAME} = shift;
$self->{DOMAIN} = shift;	$self->{DOMAIN} = shift;
$self->{SECTION} = shift;
$self->{CODE} = shift;	$self->{CODE} = shift;
$self->{NOHIDE} = shift;	$self->{NOHIDE} = shift;

Line 2395 sub change_user {	Line 2281 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 2589 sub getIterator {	Line 2475 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 2860 sub parmval {	Line 2746 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 2878 sub parmval_real {	Line 2765 sub parmval_real {
$self->generate_course_user_opt();	$self->generate_course_user_opt();

my $cid=$env{'request.course.id'};	my $cid=$env{'request.course.id'};
my $csec=$self->{SECTION};	my $csec=$env{'request.course.sec'};
my $cgroup='';	my $cgroup='';
my @cgrps=split(/:/,$env{'request.course.groups'});	my @cgrps=split(/:/,$env{'request.course.groups'});
if (@cgrps > 0) {	if (@cgrps > 0) {
Line 2897 sub parmval_real {	Line 2784 sub parmval_real {
if ($fn =~ /ext\.tool$/) {	if ($fn =~ /ext\.tool$/) {
$toolsymb = $symb;	$toolsymb = $symb;
}	}
	my ($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 2931 sub parmval_real {	Line 2824 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;
	if (defined($$useropt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return [$$useropt{$norecursechk},'map'];
	} else {
	last;
	}
	}
	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 2938 sub parmval_real {	Line 2848 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;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return [$$courseopt{$norecursechk},'map'];
	} else {
	last;
	}
	}
	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;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return [$$courseopt{$norecursechk},'map'];
	} else {
	last;
	}
	}
	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 2967 sub parmval_real {	Line 2911 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;
	if (defined($$courseopt{$norecursechk})) {
	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return [$$courseopt{$norecursechk},'map'];
	} else {
	last;
	}
	}
	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 2991 sub parmval_real {	Line 2954 sub parmval_real {
}	}

sub recurseup_maps {	sub recurseup_maps {
my ($self,$mapname,$getsymb) = @_;	my ($self,$mapname) = @_;
my @recurseup;	my @recurseup;
if ($mapname) {	if ($mapname) {
my $res = $self->getResourceByUrl($mapname);	my $res = $self->getResourceByUrl($mapname);
Line 2999 sub recurseup_maps {	Line 2962 sub recurseup_maps {
my @pcs = split(/,/,$res->map_hierarchy());	my @pcs = split(/,/,$res->map_hierarchy());
shift(@pcs);	shift(@pcs);
if (@pcs) {	if (@pcs) {
if ($getsymb) {	@recurseup = map { &Apache::lonnet::declutter($self->getByMapPc($_)->src()); } reverse(@pcs);
@recurseup = map { &Apache::lonnet::declutter($self->getByMapPc($_)->symb()); } reverse(@pcs);
} else {
@recurseup = map { &Apache::lonnet::declutter($self->getByMapPc($_)->src()); } reverse(@pcs);
}
}	}
}	}
}	}
Line 3035 sub recursed_crumbs {	Line 2994 sub recursed_crumbs {
my $pc = $map->map_pc();	my $pc = $map->map_pc();
next if ((!$pc) \|\| ($pc == 1));	next if ((!$pc) \|\| ($pc == 1));
push(@links,$map);	push(@links,$map);
my $text = $map->title();	push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $map->title(),'no_mt' => 1,});
if ($text eq '') {	$totallength += length($map->title());
$text = '...';
}
push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $text,'no_mt' => 1,});
$totallength += length($text);
}	}
my $numlinks = scalar(@links);	my $numlinks = scalar(@links);
if ($numlinks) {	if ($numlinks) {
Line 3052 sub recursed_crumbs {	Line 3007 sub recursed_crumbs {
}	}
@revmapinfo = ();	@revmapinfo = ();
foreach my $map (@links) {	foreach my $map (@links) {
my $title = $map->title();	my $showntitle = &truncate_crumb_text($map->title(),$avg);
if ($title eq '') {
$title = '...';
}
my $showntitle = &truncate_crumb_text($title,$avg);
if ($showntitle ne '') {	if ($showntitle ne '') {
push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $showntitle,'no_mt' => 1,});	push(@revmapinfo,{'href' => $env{'request.use_absolute'}.$map->link().'?navmap=1','text' => $showntitle,'no_mt' => 1,});
}	}
Line 3115 sub map_printdates {	Line 3066 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 3131 sub get_mapparam {	Line 3082 sub get_mapparam {
# Get the course id and section if there is one.	# Get the course id and section if there is one.

my $cid=$env{'request.course.id'};	my $cid=$env{'request.course.id'};
my $csec=$self->{SECTION};	my $csec=$env{'request.course.sec'};
my $cgroup='';	my $cgroup='';
my @cgrps=split(/:/,$env{'request.course.groups'});	my @cgrps=split(/:/,$env{'request.course.groups'});
if (@cgrps > 0) {	if (@cgrps > 0) {
Line 3145 sub get_mapparam {	Line 3096 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 3153 sub get_mapparam {	Line 3105 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 3180 sub get_mapparam {	Line 3136 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};	if (defined($$useropt{$norecursechk})) {
}	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$useropt{$norecursechk};
	} else {
	last;
}	}
}	}
	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
	if (defined($$useropt{$recursechk})) {
	return $$useropt{$recursechk};
	}
}	}
}	}

Line 3204 sub get_mapparam {	Line 3167 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};	if (defined($$courseopt{$norecursechk})) {
}	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$courseopt{$norecursechk};
	} else {
	last;
}	}
}	}
	my $recursechk=$usercourseprefix.'.['.$cgroup.'].'.$item.'___(rec).'.$what;
	if (defined($$courseopt{$recursechk})) {
	return $$courseopt{$recursechk};
	}
}	}
}	}

# 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};	if (defined($$courseopt{$norecursechk})) {
}	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
	return $$courseopt{$norecursechk};
	} else {
	last;
}	}
}	}
	my $recursechk=$usercourseprefix.'.['.$csec.'].'.$item.'___(rec).'.$what;
	if (defined($$courseopt{$recursechk})) {
	return $$courseopt{$recursechk};
	}
}	}
}	}
# Check the map parameters themselves:	# Check the map parameters themselves:
Line 3254 sub get_mapparam {	Line 3228 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 3262 sub get_mapparam {	Line 3236 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($$courseopt{$norecursechk})) {	if (defined($$courseopt{$norecursechk})) {
if ($what =~ /\.(encrypturl\|hiddenresource)$/) {	if ($what =~ /\.(encrypturl\|hiddenresource)$/) {
return $$courseopt{$norecursechk};	return $$courseopt{$norecursechk};
	} else {
	last;
}	}
}	}
	my $recursechk=$usercourseprefix.'.'.$item.'___(rec).'.$what;
	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 3300 sub getcourseparam {	Line 3280 sub getcourseparam {

my $uname = $self->{USERNAME};	my $uname = $self->{USERNAME};
my $udom = $self->{DOMAIN};	my $udom = $self->{DOMAIN};
my $csec = $self->{SECTION};

# Course and group ids come from the env:	# Course, section, group ids come from the env:

my $cid = $env{'request.course.id'};	my $cid = $env{'request.course.id'};
	my $csec = $env{'request.course.sec'};
my $cgroup = ''; # Assume no group	my $cgroup = ''; # Assume no group

my @cgroups = split(/:/, $env{'request.course.groups'});	my @cgroups = split(/:/, $env{'request.course.groups'});
Line 3322 sub getcourseparam {	Line 3302 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 3636 getIterator behaves as follows:	Line 3612 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 3653 that is not just a single, 'redirecting'	Line 3629 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 3793 sub new {	Line 3766 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 3888 sub new {	Line 3857 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 4049 sub next {	Line 4017 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 4059 sub next {	Line 4026 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 4403 sub new {	Line 4369 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 4494 sub from { my $self=shift; return $self-	Line 4460 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 4530 sub enclosing_map_src {	Line 4495 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 4734 sub is_sequence {	Line 4699 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 5088 sub duedate {	Line 5048 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 5166 sub weight {	Line 5126 sub weight {
my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',	my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
$self->{SYMB}, $self->{DOMAIN},	$self->{SYMB}, $self->{DOMAIN},
$self->{USERNAME},	$self->{USERNAME},
$self->{SECTION});	$env{'request.course.sec'});
return $weight;	return $weight;
}	}
sub part_display {	sub part_display {
Line 5188 sub slot_control {	Line 5148 sub slot_control {
return ($useslots,$availablestudent,$available);	return ($useslots,$availablestudent,$available);
}	}
sub deeplink {	sub deeplink {
my ($self,$caller,$action) = @_;	my ($self,$caller) = @_;
my $deeplink = $self->parmval("deeplink");	my $value = $self->parmval("deeplink");
if ($deeplink) {	if ($value) {
my ($state,$others,$listed,$scope) = split(/,/,$deeplink);	my @deeplink = split(/,/,$value);
if ($action eq 'getlisted') {	if ($caller eq 'sequence') {
return $listed;	if ($deeplink[1] ne 'res') {
}	return;
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 $deeplink[0];
return $listed;
}
}	}
return;	return;
}	}
Line 5233 sub getReturnHash {	Line 5167 sub getReturnHash {
my $self = shift;	my $self = shift;

if (!defined($self->{RETURN_HASH})) {	if (!defined($self->{RETURN_HASH})) {
my %tmpHash = &Apache::lonnet::restore($self->{SYMB},undef,$self->{DOMAIN},$self->{USERNAME});	#my %tmpHash = &Apache::lonnet::restore($self->{SYMB},undef,$self->{DOMAIN},$self->{USERNAME});
$self->{RETURN_HASH} = \%tmpHash;	#$self->{RETURN_HASH} = \%tmpHash;
	# When info is retrieved for several resources (as when rendering a directory),
	# it is much faster to use the user profile dump and avoid repeated lonnet requests
	# (especially since lonnet::currentdump is using Lond directly whenever possible,
	# and lonnet::restore is not at this point).
	$self->{NAV_MAP}->get_user_data();
	$self->{RETURN_HASH} = $self->{NAV_MAP}->{STUDENT_DATA}->{$self->{SYMB}};
}	}
}	}

Line 5634 The problem will be opened later.	Line 5574 The problem will be opened later.

Open and not yet due.	Open and not yet due.


=item * B<PAST_DUE_ANSWER_LATER>:	=item * B<PAST_DUE_ANSWER_LATER>:

The due date has passed, but the answer date has not yet arrived.	The due date has passed, but the answer date has not yet arrived.
Line 5646 The due date has passed and there is no	Line 5587 The due date has passed and there is no

The answer date is here.	The answer date is here.

=item * B<NOTHING_SET>:

No dates have been set for this problem at all.

=item * B<PAST_DUE_ATMPT_ANS>:

The due date has passed, feedback is suppressed, the problem was attempted, and the answer date has not yet arrived.

=item * B<PAST_DUE_ATMPT_NOANS>:

The due date has passed, feedback is suppressed, the problem was attempted, and there is no answer opening date set.

=item * B<PAST_DUE_NO_ATMT_ANS>:

The due date has passed, feedback is suppressed, the problem was not attempted, and the answer date has not yet arrived.

=item * B<PAST_DUE_NO_ATMT_NOANS>:

The due date has passed, feedback is suppressed, the problem was not attempted, and there is no answer opening date set.

=item * B<NETWORK_FAILURE>:	=item * B<NETWORK_FAILURE>:

The information is unknown due to network failure.	The information is unknown due to network failure.
Line 5681 sub PAST_DUE_NO_ANSWER { return 2; }	Line 5602 sub PAST_DUE_NO_ANSWER { return 2; }
sub PAST_DUE_ANSWER_LATER { return 3; }	sub PAST_DUE_ANSWER_LATER { return 3; }
sub ANSWER_OPEN { return 4; }	sub ANSWER_OPEN { return 4; }
sub NOTHING_SET { return 5; }	sub NOTHING_SET { return 5; }
sub PAST_DUE_ATMPT_ANS { return 6; }
sub PAST_DUE_ATMPT_NOANS { return 7; }
sub PAST_DUE_NO_ATMT_ANS { return 8; }
sub PAST_DUE_NO_ATMT_NOANS { return 9; }
sub NETWORK_FAILURE { return 100; }	sub NETWORK_FAILURE { return 100; }

# getDateStatus gets the date status for a given problem part.	# getDateStatus gets the date status for a given problem part.
Line 5888 set.	Line 5805 set.
The problem is past due, not considered correct, and an answer date in	The problem is past due, not considered correct, and an answer date in
the future is set.	the future is set.

=item * B<PAST_DUE_ATMPT_ANS>:

The problem is past due, feedback is suppressed, the problem was
attempted and an answer date in the future is set.

=item * B<PAST_DUE_ATMPT_NOANS>:

The problem is past due, feedback is suppressed, the problem was
attempted and no answer date is set.

=item * B<PAST_DUE_NO_ATMT_ANS>:

The problem is past due, feedback is suppressed, the problem was
not attempted and an answer date in the future is set.

=item * B<PAST_DUE_NO_ATMT_NOANS>:

The problem is past due, feedback is suppressed, the problem was
not attempted and no answer date is set.

=item * B<ANSWER_OPEN>:	=item * B<ANSWER_OPEN>:

The problem is past due, not correct, and the answer is now available.	The problem is past due, not correct, and the answer is now available.
Line 5991 sub status {	Line 5888 sub status {
if ($completionStatus == CORRECT \|\|	if ($completionStatus == CORRECT \|\|
$completionStatus == CORRECT_BY_OVERRIDE \|\|	$completionStatus == CORRECT_BY_OVERRIDE \|\|
$completionStatus == CORRECT_BY_PASSBACK ) {	$completionStatus == CORRECT_BY_PASSBACK ) {
if ( $suppressFeedback ) {	if ( $suppressFeedback ) { return ANSWER_SUBMITTED }
if ($dateStatus == PAST_DUE_ANSWER_LATER \|\|
$dateStatus == PAST_DUE_NO_ANSWER ) {
if ($dateStatus == PAST_DUE_ANSWER_LATER) {
return PAST_DUE_ATMPT_ANS;
} else {
return PAST_DUE_ATMPT_NOANS;
}
} else {
return ANSWER_SUBMITTED;
}
}
my $awarded=$self->awarded($part);	my $awarded=$self->awarded($part);
if ($awarded < 1 && $awarded > 0) {	if ($awarded < 1 && $awarded > 0) {
return PARTIALLY_CORRECT;	return PARTIALLY_CORRECT;
Line 6015 sub status {	Line 5901 sub status {
# If it's WRONG... and not open	# If it's WRONG... and not open
if ( ($completionStatus == INCORRECT \|\|	if ( ($completionStatus == INCORRECT \|\|
$completionStatus == INCORRECT_BY_OVERRIDE \|\|	$completionStatus == INCORRECT_BY_OVERRIDE \|\|
$completionStatus == INCORRECT_BY_PASSBACK)	$completionStatus == INCORRECT_BY_PASSBACK)
&& (!$self->opendate($part) \|\| $self->opendate($part) > time()) ) {	&& (!$self->opendate($part) \|\| $self->opendate($part) > time()) ) {
return INCORRECT;	return INCORRECT;
}	}
Line 6042 sub status {	Line 5928 sub status {

if ($dateStatus == PAST_DUE_ANSWER_LATER \|\|	if ($dateStatus == PAST_DUE_ANSWER_LATER \|\|
$dateStatus == PAST_DUE_NO_ANSWER ) {	$dateStatus == PAST_DUE_NO_ANSWER ) {
if ($suppressFeedback) {	return $suppressFeedback ? ANSWER_SUBMITTED : $dateStatus;
if ($completionStatus == NOT_ATTEMPTED) {
if ($dateStatus == PAST_DUE_ANSWER_LATER) {
return PAST_DUE_NO_ATMT_ANS;
} else {
return PAST_DUE_NO_ATMT_NOANS;
}
} else {
if ($dateStatus == PAST_DUE_ANSWER_LATER) {
return PAST_DUE_ATMPT_ANS;
} else {
return PAST_DUE_ATMPT_NOANS;
}
}
} else {
return $dateStatus;
}
}	}

if ($dateStatus == ANSWER_OPEN) {	if ($dateStatus == ANSWER_OPEN) {
Line 6174 sub check_for_slot {	Line 6044 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 ($checkedin) {
Line 6200 sub check_for_slot {	Line 6087 sub check_for_slot {
if ((ref($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 6269 my %compositeToSimple =	Line 6174 my %compositeToSimple =
EXCUSED() => CORRECT,	EXCUSED() => CORRECT,
PAST_DUE_NO_ANSWER() => INCORRECT,	PAST_DUE_NO_ANSWER() => INCORRECT,
PAST_DUE_ANSWER_LATER() => INCORRECT,	PAST_DUE_ANSWER_LATER() => INCORRECT,
PAST_DUE_ATMPT_ANS() => ATTEMPTED,
PAST_DUE_ATMPT_NOANS() => ATTEMPTED,
PAST_DUE_NO_ATMT_ANS() => CLOSED,
PAST_DUE_NO_ATMT_NOANS() => CLOSED,
ANSWER_OPEN() => INCORRECT,	ANSWER_OPEN() => INCORRECT,
OPEN_LATER() => CLOSED,	OPEN_LATER() => CLOSED,
TRIES_LEFT() => OPEN,	TRIES_LEFT() => OPEN,
Line 6451 sub getPrevious {	Line 6352 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.1.509.2.14.2.12
changed lines
	Added in v.1.548