loncom/interface/lonnavmaps.pm - diff

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Diff for /loncom/interface/lonnavmaps.pm between versions 1.299 and 1.315

version 1.299, 2004/10/04 21:35:52	version 1.315, 2005/02/05 06:52:50
Line 33 use strict;	Line 33 use strict;
use Apache::Constants qw(:common :http);	use Apache::Constants qw(:common :http);
use Apache::loncommon();	use Apache::loncommon();
use Apache::lonmenu();	use Apache::lonmenu();
	use Apache::lonenc();
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonnet;
use POSIX qw (floor strftime);	use POSIX qw (floor strftime);
use Data::Dumper; # for debugging, not always used	use Data::Dumper; # for debugging, not always

# symbolic constants	# symbolic constants
sub SYMB { return 1; }	sub SYMB { return 1; }
Line 119 window.status='Done.';	Line 121 window.status='Done.';
ENDCLOSE	ENDCLOSE
}	}

sub nav_control_js {
my $nav=($ENV{'environment.remotenavmap'} eq 'on');
return (<<NAVCONTROL);
var w_loncapanav_flag="$nav";


function gonav(url) {
if (w_loncapanav_flag != 1) {
gopost(url,'');
} else {
navwindow=window.open(url,
"loncapanav","height=600,width=400,scrollbars=1");
}
}
NAVCONTROL
}

sub update {	sub update {
if ($ENV{'environment.remotenavmap'} ne 'on') { return ''; }	if ($ENV{'environment.remotenavmap'} ne 'on') { return ''; }
if (!$ENV{'request.course.id'}) { return ''; }	if (!$ENV{'request.course.id'}) { return ''; }
Line 179 sub real_handler {	Line 164 sub real_handler {
$r->send_http_header;	$r->send_http_header;

my %toplinkitems=();	my %toplinkitems=();
	&add_linkitem(\%toplinkitems,'blank','',"Select Action");
if ($ENV{QUERY_STRING} eq 'collapseExternal') {	if ($ENV{QUERY_STRING} eq 'collapseExternal') {
&Apache::lonnet::put('environment',{'remotenavmap' => 'off'});	&Apache::lonnet::put('environment',{'remotenavmap' => 'off'});
&Apache::lonnet::appenv('environment.remotenavmap' => 'off');	&Apache::lonnet::appenv('environment.remotenavmap' => 'off');
Line 232 ENDSUBM	Line 217 ENDSUBM
$r->print("<html><head>\n");	$r->print("<html><head>\n");
$r->print("<title>".&mt('Navigate Course Contents')."</title>");	$r->print("<title>".&mt('Navigate Course Contents')."</title>");
# ------------------------------------------------------------ Get query string	# ------------------------------------------------------------ Get query string
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['register','sort','showOnlyHomework']);	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['register','sort','showOnlyHomework','postsymb']);

# ----------------------------------------------------- Force menu registration	# ----------------------------------------------------- Force menu registration
my $addentries='';	my $addentries='';
Line 392 ENDSUBM	Line 377 ENDSUBM
<option value=\"default\" $selected{'default'}>".&mt('Default')."</option>	<option value=\"default\" $selected{'default'}>".&mt('Default')."</option>
<option value=\"title\" $selected{'title'} >".&mt('Title')."</option>	<option value=\"title\" $selected{'title'} >".&mt('Title')."</option>
<option value=\"duedate\" $selected{'duedate'}>".&mt('Duedate')."</option>	<option value=\"duedate\" $selected{'duedate'}>".&mt('Duedate')."</option>
<option value=\"discussion\" $selected{'discussion'}>".&mt('Has Discussion')."</option>	<option value=\"discussion\" $selected{'discussion'}>".&mt('Has New Discussion')."</option>
</select>	</select>
</nobr>	</nobr>
</form>");	</form>");
Line 410 ENDSUBM	Line 395 ENDSUBM
'caller' => 'navmapsdisplay',	'caller' => 'navmapsdisplay',
'linkitems' => \%toplinkitems};	'linkitems' => \%toplinkitems};
my $render = render($renderArgs);	my $render = render($renderArgs);
$navmap->untieHashes();

# If no resources were printed, print a reassuring message so the	# If no resources were printed, print a reassuring message so the
# user knows there was no error.	# user knows there was no error.
Line 451 sub removeFromFilter {	Line 435 sub removeFromFilter {

# Convenience function: Given a stack returned from getStack on the iterator,	# Convenience function: Given a stack returned from getStack on the iterator,
# return the correct src() value.	# return the correct src() value.
# Later, this should add an anchor when we start putting anchors in pages.
sub getLinkForResource {	sub getLinkForResource {
my $stack = shift;	my $stack = shift;
my $res;	my $res;
Line 459 sub getLinkForResource {	Line 442 sub getLinkForResource {
# Check to see if there are any pages in the stack	# Check to see if there are any pages in the stack
foreach $res (@$stack) {	foreach $res (@$stack) {
if (defined($res)) {	if (defined($res)) {
	my $anchor;
if ($res->is_page()) {	if ($res->is_page()) {
return $res->src();	foreach (@$stack) { if (defined($_)) { $anchor = $_; } }
	$anchor=&Apache::lonnet::escape($anchor->shown_symb());
	return ($res->link(),$res->shown_symb(),$anchor);
}	}
# in case folder was skipped over as "only sequence"	# in case folder was skipped over as "only sequence"
my ($map,$id,$src)=&Apache::lonnet::decode_symb($res->symb());	my ($map,$id,$src)=&Apache::lonnet::decode_symb($res->symb());
if ($map=~/\.page$/) {	if ($map=~/\.page$/) {
return &Apache::lonnet::clutter($map).'#'.	my $url=&Apache::lonnet::clutter($map);
&Apache::lonnet::escape(&Apache::lonnet::declutter($src));	$anchor=&Apache::lonnet::escape($src->shown_symb());
	return ($url,$res->shown_symb(),$anchor);
}	}
}	}
}	}
Line 479 sub getLinkForResource {	Line 466 sub getLinkForResource {
if (defined($_)) { $res = $_; }	if (defined($_)) { $res = $_; }
}	}

return $res->src();	return ($res->link(),$res->shown_symb());
}	}

# Convenience function: This separates the logic of how to create	# Convenience function: This separates the logic of how to create
Line 1027 sub render_resource {	Line 1014 sub render_resource {
my $nonLinkedText = ''; # stuff after resource title not in link	my $nonLinkedText = ''; # stuff after resource title not in link

my $link = $params->{"resourceLink"};	my $link = $params->{"resourceLink"};

	# The URL part is not escaped at this point, but the symb is...
	# The stuff to the left of the ? must have ' replaced by \' since
	# it will be quoted with ' in the href.

	my ($left,$right) = split(/\?/, $link);
	$left =~ s/'/\\'/g;
	$link = $left.'?'.$right;

my $src = $resource->src();	my $src = $resource->src();
my $it = $params->{"iterator"};	my $it = $params->{"iterator"};
my $filter = $it->{FILTER};	my $filter = $it->{FILTER};
Line 1042 sub render_resource {	Line 1038 sub render_resource {
}	}

# links to open and close the folder	# links to open and close the folder


my $linkopen = "<a href='$link'>";	my $linkopen = "<a href='$link'>";


my $linkclose = "</a>";	my $linkclose = "</a>";

# Default icon: unknown page	# Default icon: unknown page
Line 1083 sub render_resource {	Line 1083 sub render_resource {
'&jump=' .	'&jump=' .
&Apache::lonnet::escape($resource->symb()) .	&Apache::lonnet::escape($resource->symb()) .
"&folderManip=1'>";	"&folderManip=1'>";

} else {	} else {
# Don't allow users to manipulate folder	# Don't allow users to manipulate folder
$icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') .	$icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') .
Line 1110 sub render_resource {	Line 1111 sub render_resource {
}	}

# Decide what to display	# Decide what to display

$result .= "$newBranchText$linkopen$icon$linkclose";	$result .= "$newBranchText$linkopen$icon$linkclose";

my $curMarkerBegin = '';	my $curMarkerBegin = '';
Line 1127 sub render_resource {	Line 1129 sub render_resource {
!$params->{'condensed'}) {	!$params->{'condensed'}) {
my $displaypart=$resource->part_display($part);	my $displaypart=$resource->part_display($part);
$partLabel = " (Part: $displaypart)";	$partLabel = " (Part: $displaypart)";
$link.='#'.&Apache::lonnet::escape($part);	if ($link!~/\#/) { $link.='#'.&Apache::lonnet::escape($part); }
$title = "";	$title = "";
}	}

Line 1418 sub render {	Line 1420 sub render {
# Determine where the "here" marker is and where the screen jumps to.	# Determine where the "here" marker is and where the screen jumps to.

if ($ENV{'form.postsymb'}) {	if ($ENV{'form.postsymb'}) {
$here = $jump = $ENV{'form.postsymb'};	$here = $jump = &Apache::lonnet::symbclean($ENV{'form.postsymb'});
} elsif ($ENV{'form.postdata'}) {	} elsif ($ENV{'form.postdata'}) {
# couldn't find a symb, is there a URL?	# couldn't find a symb, is there a URL?
my $currenturl = $ENV{'form.postdata'};	my $currenturl = $ENV{'form.postdata'};
Line 1847 END	Line 1849 END
# Add part 0 so we display it correctly.	# Add part 0 so we display it correctly.
unshift @parts, '0';	unshift @parts, '0';
}	}

	{
	my ($src,$symb,$anchor,$stack);
	if ($args->{'sort'}) {
	my $it = $navmap->getIterator(undef, undef, undef, 1);
	while ( my $res=$it->next()) {
	if (ref($res) &&
	$res->symb() eq $curRes->symb()) { last; }
	}
	$stack=$it->getStack();
	} else {
	$stack=$it->getStack();
	}
	($src,$symb,$anchor)=getLinkForResource($stack);
	if (defined($anchor)) { $anchor='#'.$anchor; }
	my $srcHasQuestion = $src =~ /\?/;
	$args->{"resourceLink"} = $src.
	($srcHasQuestion?'&':'?') .
	'symb=' . &Apache::lonnet::escape($symb).$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.
foreach my $part (@parts) {	foreach my $part (@parts) {
Line 1858 END	Line 1879 END

# Set up some data about the parts that the cols might want	# Set up some data about the parts that the cols might want
my $filter = $it->{FILTER};	my $filter = $it->{FILTER};
my $src;
if ($args->{'sort'}) {
$src = $curRes->src(); # FIXME this is wrong for .pages
} else {
my $stack = $it->getStack();
$src=getLinkForResource($stack);
}
my $anchor='';
if ($src=~s/(\#.*)$//) {
$anchor=$1;
}
my $srcHasQuestion = $src =~ /\?/;
$args->{"resourceLink"} = $src.
($srcHasQuestion?'&':'?') .
'symb=' . &Apache::lonnet::escape($curRes->symb()).
$anchor;

# Now, display each column.	# Now, display each column.
foreach my $col (@$cols) {	foreach my $col (@$cols) {
Line 1940 if (location.href.indexOf('#curloc')==-1	Line 1945 if (location.href.indexOf('#curloc')==-1
$r->rflush();	$r->rflush();
}	}

if ($mustCloseNavMap) { $navmap->untieHashes(); }

return $result;	return $result;
}	}

Line 1953 sub add_linkitem {	Line 1956 sub add_linkitem {

sub show_linkitems {	sub show_linkitems {
my ($linkitems)=@_;	my ($linkitems)=@_;
my @linkorder = ("launchnav","closenav","firsthomework","everything",	my @linkorder = ("blank","launchnav","closenav","firsthomework",
"uncompleted","changefolder","clearbubbles");	"everything","uncompleted","changefolder","clearbubbles");

my $result .= (<<ENDBLOCK);	my $result .= (<<ENDBLOCK);
<td align="left">	<td align="left">
Line 2042 successful, or B<undef> if not.	Line 2045 successful, or B<undef> if not.

=back	=back

When you are done with the $navmap object, you I<must> call
$navmap->untieHashes(), or you'll prevent the current user from using that
course until the web server is restarted. (!)

=head2 Methods	=head2 Methods

=over 4	=over 4
Line 2258 sub courseMapDefined {	Line 2257 sub courseMapDefined {
sub getIterator {	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);
return $iterator;	return $iterator;
}	}

# unties the hash when done
sub untieHashes {
my $self = shift;
untie %{$self->{NAV_HASH}};
untie %{$self->{PARM_HASH}};
}

# Private method: Does the given resource (as a symb string) have	# Private method: Does the given resource (as a symb string) have
# current discussion? Returns 0 if chat/mail data not extracted.	# current discussion? Returns 0 if chat/mail data not extracted.
sub hasDiscussion {	sub hasDiscussion {
Line 2485 sub parmval_real {	Line 2478 sub parmval_real {

if (defined($courseopt)) {	if (defined($courseopt)) {
if (defined($$courseopt{$courselevelr})) { return $$courseopt{$courselevelr}; }	if (defined($$courseopt{$courselevelr})) { return $$courseopt{$courselevelr}; }
if (defined($$courseopt{$courselevelm})) { return $$courseopt{$courselevelm}; }
if (defined($$courseopt{$courselevel})) { return $$courseopt{$courselevel}; }
}	}

# ----------------------------------------------------- third, check map parms	# ----------------------------------------------------- third, check map parms
Line 2503 sub parmval_real {	Line 2494 sub parmval_real {
$default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);	$default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);
if (defined($default)) { return $default}	if (defined($default)) { return $default}

# --------------------------------------------------- fifth , cascade up parts	# --------------------------------------------------- fifth, check more course
	if (defined($courseopt)) {
	if (defined($$courseopt{$courselevelm})) { return $$courseopt{$courselevelm}; }
	if (defined($$courseopt{$courselevel})) { return $$courseopt{$courselevel}; }
	}

	# --------------------------------------------------- sixth , cascade up parts

my ($space,@qualifier)=split(/\./,$rwhat);	my ($space,@qualifier)=split(/\./,$rwhat);
my $qualifier=join('.',@qualifier);	my $qualifier=join('.',@qualifier);
Line 2532 you're not sure if $res is already an ob	Line 2529 you're not sure if $res is already an ob
resource appears multiple times in the course, only the first instance	resource appears multiple times in the course, only the first instance
will be returned. As a result, this is probably useful only for maps.	will be returned. As a result, this is probably useful only for maps.

=item * B<retrieveResources>(map, filterFunc, recursive, bailout):	=item * B<retrieveResources>(map, filterFunc, recursive, bailout, showall):

The map is a specification of a map to retreive the resources from,	The map is a specification of a map to retreive the resources from,
either as a url or as an object. The filterFunc is a reference to a	either as a url or as an object. The filterFunc is a reference to a
Line 2540 function that takes a resource object as	Line 2537 function that takes a resource object as
true if the resource should be included, or false if it should not	true if the resource should be included, or false if it should not
be. If recursive is true, the map will be recursively examined,	be. If recursive is true, the map will be recursively examined,
otherwise it will not be. If bailout is true, the function will return	otherwise it will not be. If bailout is true, the function will return
as soon as it finds a resource, if false it will finish. By default,	as soon as it finds a resource, if false it will finish. If showall is
the map is the top-level map of the course, filterFunc is a function	true it will not hide maps that contain nothing but one other map. By
that always returns 1, recursive is true, bailout is false. The	default, the map is the top-level map of the course, filterFunc is a
resources will be returned in a list containing the resource objects	function that always returns 1, recursive is true, bailout is false,
for the corresponding resources, with B<no structure information> in	showall is false. The resources will be returned in a list containing
the list; regardless of branching, recursion, etc., it will be a flat	the resource objects for the corresponding resources, with B<no
list.	structure information> in the list; regardless of branching,
	recursion, etc., it will be a flat list.

Thus, this is suitable for cases where you don't want the structure,	Thus, this is suitable for cases where you don't want the structure,
just a list of all resources. It is also suitable for finding out how	just a list of all resources. It is also suitable for finding out how
Line 2593 sub retrieveResources {	Line 2591 sub retrieveResources {
if (!defined($recursive)) { $recursive = 1; }	if (!defined($recursive)) { $recursive = 1; }
my $bailout = shift;	my $bailout = shift;
if (!defined($bailout)) { $bailout = 0; }	if (!defined($bailout)) { $bailout = 0; }
	my $showall = shift;
# Create the necessary iterator.	# Create the necessary iterator.
if (!ref($map)) { # assume it's a url of a map.	if (!ref($map)) { # assume it's a url of a map.
$map = $self->getResourceByUrl($map);	$map = $self->getResourceByUrl($map);
Line 2612 sub retrieveResources {	Line 2610 sub retrieveResources {

# Get an iterator.	# Get an iterator.
my $it = $self->getIterator($map->map_start(), $map->map_finish(),	my $it = $self->getIterator($map->map_start(), $map->map_finish(),
undef, $recursive);	undef, $recursive, $showall);

my @resources = ();	my @resources = ();

Line 2649 sub hasResource {	Line 2647 sub hasResource {
1;	1;

package Apache::lonnavmaps::iterator;	package Apache::lonnavmaps::iterator;
	use WeakRef;
=pod	=pod

=back	=back
Line 2789 sub new {	Line 2787 sub new {
my $class = ref($proto) \|\| $proto;	my $class = ref($proto) \|\| $proto;
my $self = {};	my $self = {};

$self->{NAV_MAP} = shift;	weaken($self->{NAV_MAP} = shift);
return undef unless ($self->{NAV_MAP});	return undef unless ($self->{NAV_MAP});

# Handle the parameters	# Handle the parameters
Line 2909 sub new {	Line 2907 sub new {
Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,	Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
$finishResource, $self->{FILTER},	$finishResource, $self->{FILTER},
$self->{ALREADY_SEEN},	$self->{ALREADY_SEEN},
$self->{CONDITION}, 0);	$self->{CONDITION},
	$self->{FORCE_TOP});

}	}

Line 3072 sub next {	Line 3071 sub next {
$self->{RECURSIVE_ITERATOR} =	$self->{RECURSIVE_ITERATOR} =
Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,	Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
$finishResource, $self->{FILTER},	$finishResource, $self->{FILTER},
$self->{ALREADY_SEEN}, $self->{CONDITION});	$self->{ALREADY_SEEN},
	$self->{CONDITION},
	$self->{FORCE_TOP});
}	}

# If this is a blank resource, don't actually return it.	# If this is a blank resource, don't actually return it.
Line 3125 sub populateStack {	Line 3126 sub populateStack {
1;	1;

package Apache::lonnavmaps::DFSiterator;	package Apache::lonnavmaps::DFSiterator;
	use WeakRef;
# Not documented in the perldoc: This is a simple iterator that just walks	# Not documented in the perldoc: This is a simple iterator that just walks
# through the nav map and presents the resources in a depth-first search	# through the nav map and presents the resources in a depth-first search
# fashion, ignorant of conditionals, randomized resources, etc. It presents	# fashion, ignorant of conditionals, randomized resources, etc. It presents
Line 3153 sub new {	Line 3154 sub new {
my $class = ref($proto) \|\| $proto;	my $class = ref($proto) \|\| $proto;
my $self = {};	my $self = {};

$self->{NAV_MAP} = shift;	weaken($self->{NAV_MAP} = shift);
return undef unless ($self->{NAV_MAP});	return undef unless ($self->{NAV_MAP});

$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();	$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();
Line 3307 sub populateStack {	Line 3308 sub populateStack {
1;	1;

package Apache::lonnavmaps::resource;	package Apache::lonnavmaps::resource;
	use WeakRef;
use Apache::lonnet;	use Apache::lonnet;

=pod	=pod
Line 3389 sub new {	Line 3390 sub new {
my $class = ref($proto) \|\| $proto;	my $class = ref($proto) \|\| $proto;
my $self = {};	my $self = {};

$self->{NAV_MAP} = shift;	weaken($self->{NAV_MAP} = shift);
$self->{ID} = shift;	$self->{ID} = shift;

# Store this new resource in the parent nav map's cache.	# Store this new resource in the parent nav map's cache.
Line 3477 Returns the title of the resource.	Line 3478 Returns the title of the resource.
# These info functions can be used directly, as they don't return	# These info functions can be used directly, as they don't return
# resource information.	# resource information.
sub comesfrom { my $self=shift; return $self->navHash("comesfrom_", 1); }	sub comesfrom { my $self=shift; return $self->navHash("comesfrom_", 1); }
	sub encrypted { my $self=shift; return $self->navHash("encrypted_", 1); }
sub ext { my $self=shift; return $self->navHash("ext_", 1) eq 'true:'; }	sub ext { my $self=shift; return $self->navHash("ext_", 1) eq 'true:'; }
sub from { my $self=shift; return $self->navHash("from_", 1); }	sub from { my $self=shift; return $self->navHash("from_", 1); }
# considered private and undocumented	# considered private and undocumented
Line 3488 sub randompick {	Line 3490 sub randompick {
return $self->{NAV_MAP}->{PARM_HASH}->{$self->symb .	return $self->{NAV_MAP}->{PARM_HASH}->{$self->symb .
'.0.parameter_randompick'};	'.0.parameter_randompick'};
}	}
	sub link {
	my $self=shift;
	if ($self->encrypted()) { return &Apache::lonenc::encrypted($self->src); }
	return $self->src;
	}
sub src {	sub src {
my $self=shift;	my $self=shift;
return $self->navHash("src_", 1);	return $self->navHash("src_", 1);
}	}
	sub shown_symb {
	my $self=shift;
	if ($self->encrypted()) {return &Apache::lonenc::encrypted($self->symb());}
	return $self->symb();
	}
sub symb {	sub symb {
my $self=shift;	my $self=shift;
(my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;	(my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;
Line 3510 sub title {	Line 3522 sub title {
return $self->navHash("title_", 1); }	return $self->navHash("title_", 1); }
# considered private and undocumented	# considered private and undocumented
sub to { my $self=shift; return $self->navHash("to_", 1); }	sub to { my $self=shift; return $self->navHash("to_", 1); }
	sub condition {
	my $self=shift;
	my $undercond=$self->navHash("undercond_", 1);
	if (!defined($undercond)) { return 1; };
	my $condid=$self->navHash("condid_$undercond");
	if (!defined($condid)) { return 1; };
	my $condition=&Apache::lonnet::directcondval($condid);
	return $condition;
	}

sub compTitle {	sub compTitle {
my $self = shift;	my $self = shift;
my $title = $self->title();	my $title = $self->title();
Line 4683 sub getNext {	Line 4705 sub getNext {
my $to = $self->to();	my $to = $self->to();
foreach my $branch ( split(/,/, $to) ) {	foreach my $branch ( split(/,/, $to) ) {
my $choice = $self->{NAV_MAP}->getById($branch);	my $choice = $self->{NAV_MAP}->getById($branch);
	if (!$choice->condition()) { next; }
my $next = $choice->goesto();	my $next = $choice->goesto();
$next = $self->{NAV_MAP}->getById($next);	$next = $self->{NAV_MAP}->getById($next);

Line 4711 sub browsePriv {	Line 4734 sub browsePriv {
return $self->{BROWSE_PRIV};	return $self->{BROWSE_PRIV};
}	}

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

=pod	=pod

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Removed from v.1.299
changed lines
	Added in v.1.315