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version 1.44, 2003/09/02 20:58:31	version 1.166.2.2, 2008/12/21 16:24:49
Line 25	Line 25
#	#
# http://www.lon-capa.org/	# http://www.lon-capa.org/
#	#
# (Page Handler
#
# (.helper handler
#

=pod	=pod

Line 85 State tags are also required to have an	Line 81 State tags are also required to have an
human name of the state, and will be displayed as the header on top of	human name of the state, and will be displayed as the header on top of
the screen for the user.	the screen for the user.

	State tags may also optionally have an attribute "help" which should be
	the filename of a help file, this will add a blue ? to the title.

=head2 Example Helper Skeleton	=head2 Example Helper Skeleton

An example of the tags so far:	An example of the tags so far:

<helper title="Example Helper">	<helper title="Example Helper">
<state name="START" title="Demonstrating the Example Helper">	<state name="START" title="Demonstrating the Example Helper">
<!-- notice this is the START state the wizard requires -->	<!-- notice this is the START state the helper requires -->
</state>	</state>
<state name="GET_NAME" title="Enter Student Name">	<state name="GET_NAME" title="Enter Student Name">
</state>	</state>
</helper>	</helper>

Of course this does nothing. In order for the wizard to do something, it is	Of course this does nothing. In order for the helper to do something, it is
necessary to put actual elements into the wizard. Documentation for each	necessary to put actual elements into the helper. Documentation for each
of these elements follows.	of these elements follows.

=head1 Creating a Helper With Code, Not XML	=head1 Creating a Helper With Code, Not XML

In some situations, such as the printing wizard (see lonprintout.pm),	In some situations, such as the printing helper (see lonprintout.pm),
writing the helper in XML would be too complicated, because of scope	writing the helper in XML would be too complicated, because of scope
issues or the fact that the code actually outweighs the XML. It is	issues or the fact that the code actually outweighs the XML. It is
possible to create a helper via code, though it is a little odd.	possible to create a helper via code, though it is a little odd.
Line 172 before parsing XML fragments and B<Apach	Line 171 before parsing XML fragments and B<Apach
when you are done. See lonprintout.pm for examples of this usage in the	when you are done. See lonprintout.pm for examples of this usage in the
printHelper subroutine.	printHelper subroutine.

	=head2 Localization

	The helper framework tries to handle as much localization as
	possible. The text is always run through
	Apache::lonlocal::normalize_string, so be sure to run the keys through
	that function for maximum usefulness and robustness.

=cut	=cut

package Apache::lonhelper;	package Apache::lonhelper;
use Apache::Constants qw(:common);	use Apache::Constants qw(:common);
use Apache::File;	use Apache::File;
use Apache::lonxml;	use Apache::lonxml;
	use Apache::lonlocal;
	use Apache::lonnet;
	use Apache::longroup;
	use Apache::lonselstudent;
	use LONCAPA;

# Register all the tags with the helper, so the helper can	# Register all the tags with the helper, so the helper can
# push and pop them	# push and pop them
Line 222 my $paramHash;	Line 233 my $paramHash;
# In the debugger, this means that breakpoints are ignored until you step into	# In the debugger, this means that breakpoints are ignored until you step into
# a function and get out of what must be a "faked up scope" in the Apache->	# a function and get out of what must be a "faked up scope" in the Apache->
# mod_perl connection. In this code, it was manifesting itself in the existence	# mod_perl connection. In this code, it was manifesting itself in the existence
# of two seperate file-scoped $helper variables, one set to the value of the	# of two separate file-scoped $helper variables, one set to the value of the
# helper in the helper constructor, and one referenced by the handler on the	# helper in the helper constructor, and one referenced by the handler on the
# "$helper->process()" line. Using the debugger, one could actually	# "$helper->process()" line. Using the debugger, one could actually
# see the two different $helper variables, as hashes at completely	# see the two different $helper variables, as hashes at completely
Line 247 sub real_handler {	Line 258 sub real_handler {
my $r = shift;	my $r = shift;
my $uri = shift;	my $uri = shift;
if (!defined($uri)) { $uri = $r->uri(); }	if (!defined($uri)) { $uri = $r->uri(); }
$ENV{'request.uri'} = $uri;	$env{'request.uri'} = $uri;
my $filename = '/home/httpd/html' . $uri;	my $filename = '/home/httpd/html' . $uri;
my $fh = Apache::File->new($filename);	my $fh = Apache::File->new($filename);
my $file;	my $file;
Line 255 sub real_handler {	Line 266 sub real_handler {


# Send header, don't cache this page	# Send header, don't cache this page
if ($r->header_only) {	if ($env{'browser.mathml'}) {
if ($ENV{'browser.mathml'}) {	&Apache::loncommon::content_type($r,'text/xml');
$r->content_type('text/xml');
} else {
$r->content_type('text/html');
}
$r->send_http_header;
return OK;
}
if ($ENV{'browser.mathml'}) {
$r->content_type('text/xml');
} else {	} else {
$r->content_type('text/html');	&Apache::loncommon::content_type($r,'text/html');
}	}
$r->send_http_header;	$r->send_http_header;
	return OK if $r->header_only;
$r->rflush();	$r->rflush();

# Discard result, we just want the objects that get created by the	# Discard result, we just want the objects that get created by the
Line 278 sub real_handler {	Line 281 sub real_handler {

my $allowed = $helper->allowedCheck();	my $allowed = $helper->allowedCheck();
if (!$allowed) {	if (!$allowed) {
$ENV{'user.error.msg'} = $ENV{'request.uri'}.':'.$helper->{REQUIRED_PRIV}.	$env{'user.error.msg'} = $env{'request.uri'}.':'.$helper->{REQUIRED_PRIV}.
":0:0:Permission denied to access this helper.";	":0:0:Permission denied to access this helper.";
return HTTP_NOT_ACCEPTABLE;	return HTTP_NOT_ACCEPTABLE;
}	}
Line 334 sub start_state {	Line 337 sub start_state {
}	}

Apache::lonhelper::state->new($token->[2]{'name'},	Apache::lonhelper::state->new($token->[2]{'name'},
$token->[2]{'title'});	$token->[2]{'title'},
	$token->[2]{'help'});
return '';	return '';
}	}

Line 359 sub end_state {	Line 363 sub end_state {
package Apache::lonhelper::helper;	package Apache::lonhelper::helper;

use Digest::MD5 qw(md5_hex);	use Digest::MD5 qw(md5_hex);
use HTML::Entities;	use HTML::Entities();
use Apache::loncommon;	use Apache::loncommon;
use Apache::File;	use Apache::File;
	use Apache::lonlocal;
	use Apache::lonnet;
	use LONCAPA;

sub new {	sub new {
my $proto = shift;	my $proto = shift;
Line 373 sub new {	Line 380 sub new {

# If there is a state from the previous form, use that. If there is no	# If there is a state from the previous form, use that. If there is no
# state, use the start state parameter.	# state, use the start state parameter.
if (defined $ENV{"form.CURRENT_STATE"})	if (defined $env{"form.CURRENT_STATE"})
{	{
$self->{STATE} = $ENV{"form.CURRENT_STATE"};	$self->{STATE} = $env{"form.CURRENT_STATE"};
}	}
else	else
{	{
$self->{STATE} = "START";	$self->{STATE} = "START";
}	}

$self->{TOKEN} = $ENV{'form.TOKEN'};	$self->{TOKEN} = $env{'form.TOKEN'};
# If a token was passed, we load that in. Otherwise, we need to create a	# If a token was passed, we load that in. Otherwise, we need to create a
# new storage file	# new storage file
# Tried to use standard Tie'd hashes, but you can't seem to take a	# Tried to use standard Tie'd hashes, but you can't seem to take a
Line 415 sub new {	Line 422 sub new {
return undef;	return undef;
}	}
# Must create the storage	# Must create the storage
$self->{TOKEN} = md5_hex($ENV{'user.name'} . $ENV{'user.domain'} .	$self->{TOKEN} = md5_hex($env{'user.name'} . $env{'user.domain'} .
time() . rand());	time() . rand());
$self->{FILENAME} = $Apache::lonnet::tmpdir . md5_hex($self->{TOKEN});	$self->{FILENAME} = $Apache::lonnet::tmpdir . md5_hex($self->{TOKEN});
}	}

# OK, we now have our persistent storage.	# OK, we now have our persistent storage.

if (defined $ENV{"form.RETURN_PAGE"})	if (defined $env{"form.RETURN_PAGE"})
{	{
$self->{RETURN_PAGE} = $ENV{"form.RETURN_PAGE"};	$self->{RETURN_PAGE} = $env{"form.RETURN_PAGE"};
}	}
else	else
{	{
Line 453 sub _saveVars {	Line 460 sub _saveVars {
my $self = shift;	my $self = shift;
my $result = "";	my $result = "";
$result .= '<input type="hidden" name="CURRENT_STATE" value="' .	$result .= '<input type="hidden" name="CURRENT_STATE" value="' .
HTML::Entities::encode($self->{STATE}) . "\" />\n";	HTML::Entities::encode($self->{STATE},'<>&"') . "\" />\n";
$result .= '<input type="hidden" name="TOKEN" value="' .	$result .= '<input type="hidden" name="TOKEN" value="' .
$self->{TOKEN} . "\" />\n";	$self->{TOKEN} . "\" />\n";
$result .= '<input type="hidden" name="RETURN_PAGE" value="' .	$result .= '<input type="hidden" name="RETURN_PAGE" value="' .
HTML::Entities::encode($self->{RETURN_PAGE}) . "\" />\n";	HTML::Entities::encode($self->{RETURN_PAGE},'<>&"') . "\" />\n";

return $result;	return $result;
}	}
Line 467 sub _saveVars {	Line 474 sub _saveVars {
sub _varsInFile {	sub _varsInFile {
my $self = shift;	my $self = shift;
my @vars = ();	my @vars = ();
for my $key (keys %{$self->{VARS}}) {	for my $key (keys(%{$self->{VARS}})) {
push @vars, &Apache::lonnet::escape($key) . '=' .	push(@vars, &escape($key) . '=' . &escape($self->{VARS}->{$key}));
&Apache::lonnet::escape($self->{VARS}->{$key});
}	}
return join ('&', @vars);	return join ('&', @vars);
}	}
Line 484 sub declareVar {	Line 490 sub declareVar {
$self->{VARS}->{$var} = '';	$self->{VARS}->{$var} = '';
}	}

my $envname = 'form.' . $var . '.forminput';	my $envname = 'form.' . $var . '_forminput';
if (defined($ENV{$envname})) {	if (defined($env{$envname})) {
if (ref($ENV{$envname})) {	if (ref($env{$envname})) {
$self->{VARS}->{$var} = join('\|\|\|', @{$ENV{$envname}});	$self->{VARS}->{$var} = join('\|\|\|', @{$env{$envname}});
} else {	} else {
$self->{VARS}->{$var} = $ENV{$envname};	$self->{VARS}->{$var} = $env{$envname};
}	}
}	}
}	}
Line 501 sub allowedCheck {	Line 507 sub allowedCheck {
return 1;	return 1;
}	}

return Apache::lonnet::allowed($self->{REQUIRED_PRIV}, $ENV{'request.course.id'});	return Apache::lonnet::allowed($self->{REQUIRED_PRIV}, $env{'request.course.id'});
}	}

sub changeState {	sub changeState {
Line 523 sub process {	Line 529 sub process {
# Phase 1: Post processing for state of previous screen (which is actually	# Phase 1: Post processing for state of previous screen (which is actually
# the "current state" in terms of the helper variables), if it wasn't the	# the "current state" in terms of the helper variables), if it wasn't the
# beginning state.	# beginning state.
if ($self->{STATE} ne "START" \|\| $ENV{"form.SUBMIT"} eq "Next ->") {	if ($self->{STATE} ne "START" \|\| $env{"form.SUBMIT"} eq &mt("Next ->")) {
my $prevState = $self->{STATES}{$self->{STATE}};	my $prevState = $self->{STATES}{$self->{STATE}};
$prevState->postprocess();	$prevState->postprocess();
}	}
Line 574 sub display {	Line 580 sub display {
}	}

# Phase 4: Display.	# Phase 4: Display.
my $stateTitle = $state->title();	my $stateTitle=&mt($state->title());
my $bodytag = &Apache::loncommon::bodytag("$self->{TITLE}",'','');	my $stateHelp= $state->help();
	my $browser_searcher_js =
	'<script type="text/javascript">'."\n".
	&Apache::loncommon::browser_and_searcher_javascript().
	"\n".'</script>';

	$result .= &Apache::loncommon::start_page($self->{TITLE},
	$browser_searcher_js);

	my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');
	my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');
	# FIXME: This should be parameterized, not concatenated - Jeremy


$result .= <<HEADER;
<html>
<head>
<title>LON-CAPA Helper: $self->{TITLE}</title>
</head>
$bodytag
HEADER
if (!$state->overrideForm()) { $result.="<form name='helpform' method='POST'>"; }	if (!$state->overrideForm()) { $result.="<form name='helpform' method='POST'>"; }
	if ($stateHelp) {
	$stateHelp = &Apache::loncommon::help_open_topic($stateHelp);
	}
$result .= <<HEADER;	$result .= <<HEADER;
<table border="0" width='100%'><tr><td>	<table border="0" width='100%'><tr><td>
<h2><i>$stateTitle</i></h2>	<h2><i>$stateTitle</i>$stateHelp</h2>
HEADER	HEADER

$result .= "<table cellpadding='10' width='100%'><tr><td rowspan='2' valign='top'>";	$result .= "<table cellpadding='10' width='100%'><tr><td rowspan='2' valign='top'>";
Line 607 HEADER	Line 621 HEADER
}	}
if ($self->{DONE}) {	if ($self->{DONE}) {
my $returnPage = $self->{RETURN_PAGE};	my $returnPage = $self->{RETURN_PAGE};
$result .= "<a href=\"$returnPage\">End Helper</a>";	$result .= "<a href=\"$returnPage\">" . &mt("End Helper") . "</a>";
}	}
else {	else {
$result .= '<nobr><input name="back" type="button" ';	$result .= '<span class="LC_nobreak"><input name="back" type="button" ';
$result .= 'value="<- Previous" onclick="history.go(-1)" /> ';	$result .= 'value="' . $previous . '" onclick="history.go(-1)" /> ';
$result .= '<input name="SUBMIT" type="submit" value="Next ->" /></nobr>';	$result .= '<input name="SUBMIT" type="submit" value="' . $next . '" /></span>';
}	}
}	}

Line 626 HEADER	Line 640 HEADER
}	}
if ($self->{DONE}) {	if ($self->{DONE}) {
my $returnPage = $self->{RETURN_PAGE};	my $returnPage = $self->{RETURN_PAGE};
$result .= "<a href=\"$returnPage\">End Helper</a>";	$result .= "<a href=\"$returnPage\">" . &mt('End Helper') . "</a>";
}	}
else {	else {
$result .= '<nobr><input name="back" type="button" ';	$result .= '<span class="LC_nobreak"><input name="back" type="button" ';
$result .= 'value="<- Previous" onclick="history.go(-1)" /> ';	$result .= 'value="' . $previous . '" onclick="history.go(-1)" /> ';
$result .= '<input name="SUBMIT" type="submit" value="Next ->" /></nobr>';	$result .= '<input name="SUBMIT" type="submit" value="' . $next . '" /></span>';
}	}
}	}

Line 646 HEADER	Line 660 HEADER
</tr>	</tr>
</table>	</table>
</form>	</form>
</body>
</html>
FOOTER	FOOTER

	$result .= &Apache::loncommon::end_page();
# Handle writing out the vars to the file	# Handle writing out the vars to the file
my $file = Apache::File->new('>'.$self->{FILENAME});	my $file = Apache::File->new('>'.$self->{FILENAME});
print $file $self->_varsInFile();	print $file $self->_varsInFile();
Line 675 sub new {	Line 688 sub new {

$self->{NAME} = shift;	$self->{NAME} = shift;
$self->{TITLE} = shift;	$self->{TITLE} = shift;
	$self->{HELP} = shift;
$self->{ELEMENTS} = [];	$self->{ELEMENTS} = [];

bless($self, $class);	bless($self, $class);
Line 696 sub title {	Line 710 sub title {
return $self->{TITLE};	return $self->{TITLE};
}	}

	sub help {
	my $self = shift;
	return $self->{HELP};
	}

sub preprocess {	sub preprocess {
my $self = shift;	my $self = shift;
for my $element (@{$self->{ELEMENTS}}) {	for my $element (@{$self->{ELEMENTS}}) {
Line 787 the element. How this value is interpret	Line 806 the element. How this value is interpret
the element itself, and possibly the settings the element has (such as	the element itself, and possibly the settings the element has (such as
multichoice vs. single choice for <choices> tags).	multichoice vs. single choice for <choices> tags).

This is also intended for things like the course initialization wizard, where the	This is also intended for things like the course initialization helper, where the
user is setting various parameters. By correctly grabbing current settings	user is setting various parameters. By correctly grabbing current settings
and including them into the helper, it allows the user to come back to the	and including them into the helper, it allows the user to come back to the
helper later and re-execute it, without needing to worry about overwriting	helper later and re-execute it, without needing to worry about overwriting
Line 883 sub start_defaultvalue {	Line 902 sub start_defaultvalue {

sub end_defaultvalue { return ''; }	sub end_defaultvalue { return ''; }

	# Validators may need to take language specifications
sub start_validator {	sub start_validator {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

Line 926 package Apache::lonhelper::message;	Line 946 package Apache::lonhelper::message;

=pod	=pod

=head1 Element: messageX<message, helper element>	=head1 Elements

	=head2 Element: messageX<message, helper element>

Message elements display their contents, and	Message elements display their contents, and
transition directly to the state in the <nextstate> attribute. Example:	transition directly to the state in the <nextstate> attribute. Example:
Line 950 within each other.)	Line 972 within each other.)
This is also a good template for creating your own new states, as it has	This is also a good template for creating your own new states, as it has
very little code beyond the state template.	very little code beyond the state template.

	=head3 Localization

	The contents of the message tag will be run through the
	normalize_string function and that will be used as a call to &mt.

=cut	=cut

no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::message',	&Apache::lonhelper::register('Apache::lonhelper::message',
Line 974 sub start_message {	Line 1002 sub start_message {
return '';	return '';
}	}

$paramHash->{MESSAGE_TEXT} = &Apache::lonxml::get_all_text('/message',	$paramHash->{MESSAGE_TEXT} = &mtn(&Apache::lonxml::get_all_text('/message',
$parser);	$parser));

if (defined($token->[2]{'nextstate'})) {	if (defined($token->[2]{'nextstate'})) {
$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};	$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
}	}
	if (defined($token->[2]{'type'})) {
	$paramHash->{TYPE} = $token->[2]{'type'};
	}
return '';	return '';
}	}

Line 995 sub end_message {	Line 1026 sub end_message {

sub render {	sub render {
my $self = shift;	my $self = shift;

	if ($self->{TYPE} =~ /^\swarning\s$/i) {
	$self->{MESSAGE_TEXT} =
	'<span class="LC_warning">'. $self->{MESSAGE_TEXT}.'</span>';
	}
	if ($self->{TYPE} =~ /^\serror\s$/i) {
	$self->{MESSAGE_TEXT} =
	'<span class="LC_error">'. $self->{MESSAGE_TEXT}.'</span>';
	}
return $self->{MESSAGE_TEXT};	return $self->{MESSAGE_TEXT};
}	}
# If a NEXTSTATE was given, switch to it	# If a NEXTSTATE was given, switch to it
Line 1009 sub postprocess {	Line 1048 sub postprocess {
}	}
1;	1;

	package Apache::lonhelper::helpicon;

	=pod

	=head1 Elements

	=head2 Element: helpiconX<helpicon, helper element>

	Helpicon elements add a help icon at the current location.
	Example:

	<helpicon file="Help">
	General Help
	</helpicon>

	In this example will generate a help icon to the Help.hlp url with a
	description of 'General Help'. The description is not required and if
	left out (Example: <helpicon file="Help" /> only the icon will be
	added.)

	=head3 Localization

	The description text will be run through the normalize_string function
	and that will be used as a call to &mt.

	=cut

	no strict;
	@ISA = ("Apache::lonhelper::element");
	use strict;
	use Apache::lonlocal;

	BEGIN {
	&Apache::lonhelper::register('Apache::lonhelper::helpicon',
	('helpicon'));
	}

	sub new {
	my $ref = Apache::lonhelper::element->new();
	bless($ref);
	}

	# CONSTRUCTION: Construct the message element from the XML
	sub start_helpicon {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}

	$paramHash->{HELP_TEXT} = &mtn(&Apache::lonxml::get_all_text('/helpicon',
	$parser));

	$paramHash->{HELP_TEXT} =~s/^\s+//;
	$paramHash->{HELP_TEXT} =~s/\s+$//;

	if (defined($token->[2]{'file'})) {
	$paramHash->{HELP_FILE} = $token->[2]{'file'};
	}
	return '';
	}

	sub end_helpicon {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}
	Apache::lonhelper::helpicon->new();
	return '';
	}

	sub render {
	my $self = shift;

	my $text;
	if ( $self->{HELP_TEXT} ne '') {
	$text=&mtn($self->{HELP_TEXT});
	}

	return &Apache::loncommon::help_open_topic($self->{HELP_FILE},
	$text);
	}
	sub postprocess {
	my $self = shift;
	if (defined($self->{NEXTSTATE})) {
	$helper->changeState($self->{NEXTSTATE});
	}

	return 1;
	}

	1;

	package Apache::lonhelper::skip;

	=pod

	=head1 Elements

	=head2 Element: skipX<skip>

	The <skip> tag allows you define conditions under which the current state
	should be skipped over and define what state to skip to.

	<state name="SKIP">
	<skip>
	<clause>
	#some code that decides whether to skip the state or not
	</clause>
	<nextstate>FINISH</nextstate>
	</skip>
	<message nextstate="FINISH">A possibly skipped state</message>
	</state>

	=cut

	no strict;
	@ISA = ("Apache::lonhelper::element");
	use strict;

	BEGIN {
	&Apache::lonhelper::register('Apache::lonhelper::skip',
	('skip'));
	}

	sub new {
	my $ref = Apache::lonhelper::element->new();
	bless($ref);
	}

	sub start_skip {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}
	# let <cluase> know what text to skip to
	$paramHash->{SKIPTAG}='/skip';
	return '';
	}

	sub end_skip {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}
	Apache::lonhelper::skip->new();
	return '';
	}

	sub render {
	my $self = shift;
	return '';
	}
	# If a NEXTSTATE is set, switch to it
	sub preprocess {
	my ($self) = @_;

	if (defined($self->{NEXTSTATE})) {
	$helper->changeState($self->{NEXTSTATE});
	}

	return 1;
	}

	1;

package Apache::lonhelper::choices;	package Apache::lonhelper::choices;

=pod	=pod
Line 1058 will be the state transistioned to if th	Line 1266 will be the state transistioned to if th
the choice is not multichoice. This will override the nextstate	the choice is not multichoice. This will override the nextstate
passed to the parent C<choices> tag.	passed to the parent C<choices> tag.

	<choice> may optionally contain a 'relatedvalue' attribute, which
	if present will cause a text entry to appear to the right of the
	selection. The value of the relatedvalue attribute is a variable
	into which the text entry will be stored e.g.:
	<choice computer='numberprovided" relatedvalue="num">Type the number in:</choice>

	<choice> may contain a relatededefault atribute which, if the
	relatedvalue attribute is present will be the initial value of the input
	box.

=back	=back

To create the choices programmatically, either wrap the choices in	To create the choices programmatically, either wrap the choices in
Line 1098 tag is stored in the {VARS} hash.	Line 1316 tag is stored in the {VARS} hash.
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::choices',	&Apache::lonhelper::register('Apache::lonhelper::choices',
Line 1144 sub start_choice {	Line 1364 sub start_choice {
}	}

my $computer = $token->[2]{'computer'};	my $computer = $token->[2]{'computer'};
my $human = &Apache::lonxml::get_all_text('/choice',	my $human = &mt(&Apache::lonxml::get_all_text('/choice',
$parser);	$parser));
my $nextstate = $token->[2]{'nextstate'};	my $nextstate = $token->[2]{'nextstate'};
my $evalFlag = $token->[2]{'eval'};	my $evalFlag = $token->[2]{'eval'};
push @{$paramHash->{CHOICES}}, [$human, $computer, $nextstate,	my $relatedVar = $token->[2]{'relatedvalue'};
$evalFlag];	my $relatedDefault = $token->[2]{'relateddefault'};
	push @{$paramHash->{CHOICES}}, [&mtn($human), $computer, $nextstate,
	$evalFlag, $relatedVar, $relatedDefault];
return '';	return '';
}	}

Line 1157 sub end_choice {	Line 1379 sub end_choice {
return '';	return '';
}	}

	{
	# used to generate unique id attributes for <input> tags.
	# internal use only.
	my $id = 0;
	sub new_id { return $id++; }
	}

sub render {	sub render {
my $self = shift;	my $self = shift;
my $var = $self->{'variable'};	my $var = $self->{'variable'};
Line 1165 sub render {	Line 1394 sub render {

if ($self->{'multichoice'}) {	if ($self->{'multichoice'}) {
$result .= <<SCRIPT;	$result .= <<SCRIPT;
<script>	<script type="text/javascript">
	// <!--
function checkall(value, checkName) {	function checkall(value, checkName) {
for (i=0; i<document.forms.helpform.elements.length; i++) {	for (i=0; i<document.forms.helpform.elements.length; i++) {
ele = document.forms.helpform.elements[i];	ele = document.forms.helpform.elements[i];
if (ele.name == checkName + '.forminput') {	if (ele.name == checkName + '_forminput') {
document.forms.helpform.elements[i].checked=value;	document.forms.helpform.elements[i].checked=value;
}	}
}	}
}	}
	// -->
</script>	</script>
SCRIPT	SCRIPT
}	}
Line 1181 SCRIPT	Line 1412 SCRIPT
# Only print "select all" and "unselect all" if there are five or	# Only print "select all" and "unselect all" if there are five or
# more choices; fewer then that and it looks silly.	# more choices; fewer then that and it looks silly.
if ($self->{'multichoice'} && scalar(@{$self->{CHOICES}}) > 4) {	if ($self->{'multichoice'} && scalar(@{$self->{CHOICES}}) > 4) {
	my %lt=&Apache::lonlocal::texthash(
	'sa' => "Select All",
	'ua' => "Unselect All");
$buttons = <<BUTTONS;	$buttons = <<BUTTONS;
<br />	<br />
<input type="button" onclick="checkall(true, '$var')" value="Select All" />	<input type="button" onclick="checkall(true, '$var')" value="$lt{'sa'}" />
<input type="button" onclick="checkall(false, '$var')" value="Unselect All" />	<input type="button" onclick="checkall(false, '$var')" value="$lt{'ua'}" />
<br />	<br />
BUTTONS	BUTTONS
}	}
Line 1236 BUTTONS	Line 1470 BUTTONS
my $type = "radio";	my $type = "radio";
if ($self->{'multichoice'}) { $type = 'checkbox'; }	if ($self->{'multichoice'}) { $type = 'checkbox'; }
foreach my $choice (@{$self->{CHOICES}}) {	foreach my $choice (@{$self->{CHOICES}}) {
	my $id = &new_id();
$result .= "<tr>\n<td width='20'> </td>\n";	$result .= "<tr>\n<td width='20'> </td>\n";
$result .= "<td valign='top'><input type='$type' name='$var.forminput'"	$result .= "<td valign='top'><input type='$type' name='${var}_forminput'"
. "' value='" .	. " value='" .
HTML::Entities::encode($choice->[1])	HTML::Entities::encode($choice->[1],"<>&\"'")
. "'";	. "'";
if ($checkedChoices{$choice->[1]}) {	if ($checkedChoices{$choice->[1]}) {
$result .= " checked ";	$result .= " checked='checked' ";
}	}
	$result .= qq{id="id$id"};
my $choiceLabel = $choice->[0];	my $choiceLabel = $choice->[0];
if ($choice->[4]) { # if we need to evaluate this choice	if ($choice->[3]) { # if we need to evaluate this choice
$choiceLabel = "sub { my $helper = shift; my $state = shift;" .	$choiceLabel = "sub { my $helper = shift; my $state = shift;" .
$choiceLabel . "}";	$choiceLabel . "}";
$choiceLabel = eval($choiceLabel);	$choiceLabel = eval($choiceLabel);
$choiceLabel = &$choiceLabel($helper, $self);	$choiceLabel = &$choiceLabel($helper, $self);
}	}
$result .= "/></td><td> " . $choiceLabel . "</td></tr>\n";	$result .= "/></td><td> ".qq{<label for="id$id">}.
	$choiceLabel. "</label></td>";
	if ($choice->[4]) {
	$result .='<td><input type="text" size="5" name="'
	.$choice->[4].'_forminput" value="'
	.$choice->[5].'" /></td>';
	}
	$result .= "</tr>\n";
}	}
$result .= "</table>\n\n\n";	$result .= "</table>\n\n\n";
$result .= $buttons;	$result .= $buttons;
Line 1263 BUTTONS	Line 1506 BUTTONS
# given, switch to it	# given, switch to it
sub postprocess {	sub postprocess {
my $self = shift;	my $self = shift;
my $chosenValue = $ENV{'form.' . $self->{'variable'} . '.forminput'};	my $chosenValue = $env{'form.' . $self->{'variable'} . '_forminput'};

if (!defined($chosenValue) && !$self->{'allowempty'}) {	if (!defined($chosenValue) && !$self->{'allowempty'}) {
$self->{ERROR_MSG} = "You must choose one or more choices to" .	$self->{ERROR_MSG} =
" continue.";	&mt("You must choose one or more choices to continue.");
return 0;	return 0;
}	}

Line 1285 sub postprocess {	Line 1528 sub postprocess {
$helper->changeState($choice->[2]);	$helper->changeState($choice->[2]);
}	}
}	}
	if ($choice->[4]) {
	my $varname = $choice->[4];
	$helper->{'VARS'}->{$varname} = $env{'form.'."${varname}_forminput"};
	}
}	}
return 1;	return 1;
}	}
Line 1310 the result is stored in.	Line 1557 the result is stored in.

=cut	=cut

	# This really ought to be a sibling class to "choice" which is itself
	# a child of some abstract class.... shrug

no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::dropdown',	&Apache::lonhelper::register('Apache::lonhelper::dropdown',
Line 1387 sub render {	Line 1639 sub render {
$checkedChoices{$self->{CHOICES}->[0]->[1]} = 1;	$checkedChoices{$self->{CHOICES}->[0]->[1]} = 1;
}	}

$result .= "<select name='${var}.forminput'>\n";	$result .= "<select name='${var}_forminput'>\n";
foreach my $choice (@{$self->{CHOICES}}) {	foreach my $choice (@{$self->{CHOICES}}) {
$result .= "<option value='" .	$result .= "<option value='" .
HTML::Entities::encode($choice->[1])	HTML::Entities::encode($choice->[1],"<>&\"'")
. "'";	. "'";
if ($checkedChoices{$choice->[1]}) {	if ($checkedChoices{$choice->[1]}) {
$result .= " selected";	$result .= " selected='selected' ";
}	}
my $choiceLabel = $choice->[0];	my $choiceLabel = $choice->[0];
if ($choice->[4]) { # if we need to evaluate this choice	if ($choice->[4]) { # if we need to evaluate this choice
Line 1402 sub render {	Line 1654 sub render {
$choiceLabel = eval($choiceLabel);	$choiceLabel = eval($choiceLabel);
$choiceLabel = &$choiceLabel($helper, $self);	$choiceLabel = &$choiceLabel($helper, $self);
}	}
$result .= ">" . $choiceLabel . "\n";	$result .= ">" . &mtn($choiceLabel) . "</option>\n";
}	}
$result .= "</select>\n";	$result .= "</select>\n";

Line 1413 sub render {	Line 1665 sub render {
# given, switch to it	# given, switch to it
sub postprocess {	sub postprocess {
my $self = shift;	my $self = shift;
my $chosenValue = $ENV{'form.' . $self->{'variable'} . '.forminput'};	my $chosenValue = $env{'form.' . $self->{'variable'} . '_forminput'};

if (!defined($chosenValue) && !$self->{'allowempty'}) {	if (!defined($chosenValue) && !$self->{'allowempty'}) {
$self->{ERROR_MSG} = "You must choose one or more choices to" .	$self->{ERROR_MSG} = "You must choose one or more choices to" .
Line 1471 Example:	Line 1723 Example:
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal; # A localization nightmare
use Time::localtime;	use Apache::lonnet;
	use DateTime;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::date',	&Apache::lonhelper::register('Apache::lonhelper::date',
Line 1499 sub start_date {	Line 1752 sub start_date {
$paramHash->{'variable'} = $token->[2]{'variable'};	$paramHash->{'variable'} = $token->[2]{'variable'};
$helper->declareVar($paramHash->{'variable'});	$helper->declareVar($paramHash->{'variable'});
$paramHash->{'hoursminutes'} = $token->[2]{'hoursminutes'};	$paramHash->{'hoursminutes'} = $token->[2]{'hoursminutes'};
	$paramHash->{'anytime'} = $token->[2]{'anytime'};
}	}

sub end_date {	sub end_date {
Line 1517 sub render {	Line 1771 sub render {
my $var = $self->{'variable'};	my $var = $self->{'variable'};

my $date;	my $date;

	my $time=time;
	my ($anytime,$onclick);

	# first check VARS for a valid new value from the user
	# then check DEFAULT_VALUE for a valid default time value
	# otherwise pick now as reasonably good time

	if (defined($helper->{VARS}{$var})
	&& $helper->{VARS}{$var} > 0) {
	$date = &get_date_object($helper->{VARS}{$var});
	} elsif (defined($self->{DEFAULT_VALUE})) {
	my $valueFunc = eval($self->{DEFAULT_VALUE});
	die('Error in default value code for variable ' .
	$self->{'variable'} . ', Perl said: ' . $@) if $@;
	$time = &$valueFunc($helper, $self);
	if (lc($time) eq 'anytime') {
	$anytime=1;
	$date = &get_date_object(time);
	$date->min(0);
	} elsif (defined($time) && $time ne 0) {
	$date = &get_date_object($time);
	} else {
	# leave date undefined so it'll default to now
	}
	}

	if (!defined($date)) {
	$date = &get_date_object(time);
	$date->min(0);
	}

	if ($anytime) {
	$onclick = "onclick=\"javascript:updateCheck(this.form,'${var}anytime',false)\"";
	}
# Default date: The current hour.	# Default date: The current hour.
$date = localtime();
$date->min(0);

if (defined $self->{ERROR_MSG}) {	if (defined $self->{ERROR_MSG}) {
$result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';	$result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';
Line 1528 sub render {	Line 1814 sub render {

# Month	# Month
my $i;	my $i;
$result .= "<select name='${var}month'>\n";	$result .= "<select $onclick name='${var}month'>\n";
for ($i = 0; $i < 12; $i++) {	for ($i = 0; $i < 12; $i++) {
if ($i == $date->mon) {	if (($i + 1) == $date->mon) {
$result .= "<option value='$i' selected>";	$result .= "<option value='$i' selected='selected'>";
} else {	} else {
$result .= "<option value='$i'>";	$result .= "<option value='$i'>";
}	}
$result .= $months[$i] . "</option>\n";	$result .= &mt($months[$i])."</option>\n";
}	}
$result .= "</select>\n";	$result .= "</select>\n";

# Day	# Day
$result .= "<select name='${var}day'>\n";	$result .= "<select $onclick name='${var}day'>\n";
for ($i = 1; $i < 32; $i++) {	for ($i = 1; $i < 32; $i++) {
if ($i == $date->mday) {	if ($i == $date->mday) {
$result .= '<option selected>';	$result .= '<option selected="selected">';
} else {	} else {
$result .= '<option>';	$result .= '<option>';
}	}
Line 1552 sub render {	Line 1838 sub render {
$result .= "</select>,\n";	$result .= "</select>,\n";

# Year	# Year
$result .= "<select name='${var}year'>\n";	$result .= "<select $onclick name='${var}year'>\n";
for ($i = 2000; $i < 2030; $i++) { # update this after 64-bit dates	for ($i = 2000; $i < 2030; $i++) { # update this after 64-bit dates
if ($date->year + 1900 == $i) {	if ($date->year == $i) {
$result .= "<option selected>";	$result .= "<option selected='selected'>";
} else {	} else {
$result .= "<option>";	$result .= "<option>";
}	}
Line 1565 sub render {	Line 1851 sub render {

# Display Hours and Minutes if they are called for	# Display Hours and Minutes if they are called for
if ($self->{'hoursminutes'}) {	if ($self->{'hoursminutes'}) {
	# This needs parameterization for times.
	my $am = &mt('a.m.');
	my $pm = &mt('p.m.');
# Build hour	# Build hour
$result .= "<select name='${var}hour'>\n";	$result .= "<select $onclick name='${var}hour'>\n";
$result .= "<option " . ($date->hour == 0 ? 'selected ':'') .	$result .= "<option " . ($date->hour == 0 ? 'selected="selected" ':'') .
" value='0'>midnight</option>\n";	" value='0'>" . &mt('midnight') . "</option>\n";
for ($i = 1; $i < 12; $i++) {	for ($i = 1; $i < 12; $i++) {
if ($date->hour == $i) {	if ($date->hour == $i) {
$result .= "<option selected value='$i'>$i a.m.</option>\n";	$result .= "<option selected='selected' value='$i'>$i $am</option>\n";
} else {	} else {
$result .= "<option value='$i'>$i a.m</option>\n";	$result .= "<option value='$i'>$i $am</option>\n";
}	}
}	}
$result .= "<option " . ($date->hour == 12 ? 'selected ':'') .	$result .= "<option " . ($date->hour == 12 ? 'selected="selected" ':'') .
" value='12'>noon</option>\n";	" value='12'>" . &mt('noon') . "</option>\n";
for ($i = 13; $i < 24; $i++) {	for ($i = 13; $i < 24; $i++) {
my $printedHour = $i - 12;	my $printedHour = $i - 12;
if ($date->hour == $i) {	if ($date->hour == $i) {
$result .= "<option selected value='$i'>$printedHour p.m.</option>\n";	$result .= "<option selected='selected' value='$i'>$printedHour $pm</option>\n";
} else {	} else {
$result .= "<option value='$i'>$printedHour p.m.</option>\n";	$result .= "<option value='$i'>$printedHour $pm</option>\n";
}	}
}	}

$result .= "</select> :\n";	$result .= "</select> :\n";

$result .= "<select name='${var}minute'>\n";	$result .= "<select $onclick name='${var}minute'>\n";
for ($i = 0; $i < 60; $i++) {	my $selected=0;
	for my $i ((0,15,30,45,59,undef,0..59)) {
my $printedMinute = $i;	my $printedMinute = $i;
if ($i < 10) {	if (defined($i) && $i < 10) {
$printedMinute = "0" . $printedMinute;	$printedMinute = "0" . $printedMinute;
}	}
if ($date->min == $i) {	if (!$selected && $date->min == $i) {
$result .= "<option selected>";	$result .= "<option selected='selected'>";
	$selected=1;
} else {	} else {
$result .= "<option>";	$result .= "<option>";
}	}
Line 1604 sub render {	Line 1895 sub render {
}	}
$result .= "</select>\n";	$result .= "</select>\n";
}	}
	$result .= ' '.$date->time_zone_short_name().' ';
	if ($self->{'anytime'}) {
	$result.=(<<CHECK);
	<script type="text/javascript">
	// <!--
	function updateCheck(form,name,value) {
	var checkbox=form[name];
	checkbox.checked = value;
	}
	// -->
	</script>
	CHECK
	$result.=" or <label><input type='checkbox' ";
	if ($anytime) {
	$result.=' checked="checked" '
	}
	$result.="name='${var}anytime'/>".&mt('Any time').'</label>'
	}
return $result;	return $result;

}	}
Line 1612 sub render {	Line 1920 sub render {
sub postprocess {	sub postprocess {
my $self = shift;	my $self = shift;
my $var = $self->{'variable'};	my $var = $self->{'variable'};
my $month = $ENV{'form.' . $var . 'month'};	if ($env{'form.' . $var . 'anytime'}) {
my $day = $ENV{'form.' . $var . 'day'};	$helper->{VARS}->{$var} = undef;
my $year = $ENV{'form.' . $var . 'year'};	} else {
my $min = 0;	my $month = $env{'form.' . $var . 'month'};
my $hour = 0;	$month ++;
if ($self->{'hoursminutes'}) {	my $day = $env{'form.' . $var . 'day'};
$min = $ENV{'form.' . $var . 'minute'};	my $year = $env{'form.' . $var . 'year'};
$hour = $ENV{'form.' . $var . 'hour'};	my $min = 0;
}	my $hour = 0;
	if ($self->{'hoursminutes'}) {
	$min = $env{'form.' . $var . 'minute'};
	$hour = $env{'form.' . $var . 'hour'};
	}

my $chosenDate = Time::Local::timelocal(0, $min, $hour, $day, $month, $year);	my ($chosenDate,$checkDate);
# Check to make sure that the date was not automatically co-erced into a	my $timezone = &Apache::lonlocal::gettimezone();
# valid date, as we want to flag that as an error	my $dt;
# This happens for "Feb. 31", for instance, which is coerced to March 2 or	eval {
# 3, depending on if it's a leapyear	$dt = DateTime->new( year => $year,
my $checkDate = localtime($chosenDate);	month => $month,
	day => $day,
if ($checkDate->mon != $month \|\| $checkDate->mday != $day \|\|	hour => $hour,
$checkDate->year + 1900 != $year) {	minute => $min,
$self->{ERROR_MSG} = "Can't use " . $months[$month] . " $day, $year as a "	second => 0,
. "date because it doesn't exist. Please enter a valid date.";	time_zone => $timezone,
return 0;	);
	};

	my $error = $@;
	if (!$error) {
	$chosenDate = $dt->epoch;
	$checkDate = &get_date_object($chosenDate);
	}

	# Check to make sure that the date was not automatically co-erced into a
	# valid date, as we want to flag that as an error
	# This happens for "Feb. 31", for instance, which is coerced to March 2 or
	# 3, depending on if it's a leap year

	if ($error \|\| $checkDate->mon != $month \|\| $checkDate->mday != $day \|\|
	$checkDate->year != $year) {
	unless (Apache::lonlocal::current_language()== ~/^en/) {
	$self->{ERROR_MSG} = &mt("Invalid date entry");
	return 0;
	}
	# LOCALIZATION FIXME: Needs to be parameterized
	$self->{ERROR_MSG} = "Can't use ".$months[$env{'form.'.$var.'month'}]. " $day, $year as a ".
	"date because it doesn't exist. Please enter a valid date.";

	return 0;
	}
	$helper->{VARS}->{$var} = $chosenDate;
}	}

$helper->{VARS}->{$var} = $chosenDate;	if (defined($self->{VALIDATOR})) {
	my $validator = eval($self->{VALIDATOR});
	die 'Died during evaluation of validator code; Perl said: ' . $@ if $@;
	my $invalid = &$validator($helper, $state, $self, $self->getValue());
	if ($invalid) {
	$self->{ERROR_MSG} = $invalid;
	return 0;
	}
	}

if (defined($self->{NEXTSTATE})) {	if (defined($self->{NEXTSTATE})) {
$helper->changeState($self->{NEXTSTATE});	$helper->changeState($self->{NEXTSTATE});
Line 1644 sub postprocess {	Line 1990 sub postprocess {

return 1;	return 1;
}	}

	sub get_date_object {
	my ($epoch) = @_;
	my $dt = DateTime->from_epoch(epoch => $epoch)
	->set_time_zone(&Apache::lonlocal::gettimezone());
	my $lang = Apache::lonlocal::current_language();
	if ($lang ne '') {
	eval {
	$dt->set_locale($lang);
	};
	}
	return $dt;
	}

1;	1;

package Apache::lonhelper::resource;	package Apache::lonhelper::resource;
Line 1667 resources in that sequence, or recurses	Line 2027 resources in that sequence, or recurses
to false. The "suppressEmptySequences" attribute reflects the	to false. The "suppressEmptySequences" attribute reflects the
suppressEmptySequences argument to the render routine, which will cause	suppressEmptySequences argument to the render routine, which will cause
folders that have all of their contained resources filtered out to also	folders that have all of their contained resources filtered out to also
be filtered out.	be filtered out. The 'addstatus' attribute, if true, will add the icon
	and long status display columns to the display. The 'addparts'
	attribute will add in a part selector beside problems that have more
	than 1 part. The 'includecourse' attribute if true, will include
	the toplevel default.sequence in the results.

=head3 SUB-TAGS	=head3 SUB-TAGS

Line 1695 be filtered out.	Line 2059 be filtered out.
default, the value will be the resource ID of the object ($res->{ID}).	default, the value will be the resource ID of the object ($res->{ID}).

=item * <mapurl>X<mapurl>: If the URL of a map is given here, only that map	=item * <mapurl>X<mapurl>: If the URL of a map is given here, only that map
will be displayed, instead of the whole course.	will be displayed, instead of the whole course. If the attribute
	"evaluate" is given and is true, the contents of the mapurl will be
	evaluated with "sub { my $helper = shift; my $state = shift;" and
	"}", with the return value used as the mapurl.

=back	=back

Line 1704 be filtered out.	Line 2071 be filtered out.
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::resource',	&Apache::lonhelper::register('Apache::lonhelper::resource',
('resource', 'filterfunc',	('resource', 'filterfunc',
'choicefunc', 'valuefunc',	'choicefunc', 'valuefunc',
'mapurl'));	'mapurl','option'));
}	}

sub new {	sub new {
Line 1730 sub start_resource {	Line 2098 sub start_resource {
$paramHash->{'multichoice'} = $token->[2]{'multichoice'};	$paramHash->{'multichoice'} = $token->[2]{'multichoice'};
$paramHash->{'suppressEmptySequences'} = $token->[2]{'suppressEmptySequences'};	$paramHash->{'suppressEmptySequences'} = $token->[2]{'suppressEmptySequences'};
$paramHash->{'toponly'} = $token->[2]{'toponly'};	$paramHash->{'toponly'} = $token->[2]{'toponly'};
	$paramHash->{'addstatus'} = $token->[2]{'addstatus'};
	$paramHash->{'addparts'} = $token->[2]{'addparts'};
	if ($paramHash->{'addparts'}) {
	$helper->declareVar($paramHash->{'variable'}.'_part');
	}
	$paramHash->{'closeallpages'} = $token->[2]{'closeallpages'};
	$paramHash->{'include_top_level_map'} = $token->[2]{'includecourse'};
return '';	return '';
}	}

Line 1806 sub start_mapurl {	Line 2181 sub start_mapurl {

my $contents = Apache::lonxml::get_all_text('/mapurl',	my $contents = Apache::lonxml::get_all_text('/mapurl',
$parser);	$parser);
	$paramHash->{EVAL_MAP_URL} = $token->[2]{'evaluate'};
$paramHash->{MAP_URL} = $contents;	$paramHash->{MAP_URL} = $contents;
}	}

sub end_mapurl { return ''; }	sub end_mapurl { return ''; }


	sub start_option {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
	if (!defined($paramHash->{OPTION_TEXTS})) {
	$paramHash->{OPTION_TEXTS} = [ ];
	$paramHash->{OPTION_VARS} = [ ];

	}
	# OPTION_TEXTS is a list of the text attribute
	# values used to create column headings.
	# OPTION_VARS is a list of the variable names, used to create the checkbox
	# inputs.
	# We're ok with empty elements. as place holders
	# Although the 'variable' element should really exist.
	#

	my $option_texts = $paramHash->{OPTION_TEXTS};
	my $option_vars = $paramHash->{OPTION_VARS};
	push(@$option_texts, $token->[2]{'text'});
	push(@$option_vars, $token->[2]{'variable'});

	# Need to create and declare the option variables as well to make them
	# persistent.
	#
	my $varname = $token->[2]{'variable'};
	$helper->declareVar($varname);


	return '';
	}

	sub end_option {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
	return '';
	}

# A note, in case I don't get to this before I leave.	# A note, in case I don't get to this before I leave.
# If someone complains about the "Back" button returning them	# If someone complains about the "Back" button returning them
# to the previous folder state, instead of returning them to	# to the previous folder state, instead of returning them to
Line 1833 sub render {	Line 2245 sub render {

if ($self->{'multichoice'}) {	if ($self->{'multichoice'}) {
$result = <<SCRIPT;	$result = <<SCRIPT;
<script>	<script type="text/javascript">
	// <!--
function checkall(value, checkName) {	function checkall(value, checkName) {
for (i=0; i<document.forms.helpform.elements.length; i++) {	for (i=0; i<document.forms.helpform.elements.length; i++) {
ele = document.forms.helpform.elements[i];	ele = document.forms.helpform.elements[i];
if (ele.name == checkName + '.forminput') {	if (ele.name == checkName + '_forminput') {
document.forms.helpform.elements[i].checked=value;	document.forms.helpform.elements[i].checked=value;
}	}
}	}
}	}
	// -->
</script>	</script>
SCRIPT	SCRIPT
	my %lt=&Apache::lonlocal::texthash(
	'sar' => "Select All Resources",
	'uar' => "Unselect All Resources");

$buttons = <<BUTTONS;	$buttons = <<BUTTONS;
<br />	<br />
<input type="button" onclick="checkall(true, '$var')" value="Select All Resources" />	<input type="button" onclick="checkall(true, '$var')" value="$lt{'sar'}" />
<input type="button" onclick="checkall(false, '$var')" value="Unselect All Resources" />	<input type="button" onclick="checkall(false, '$var')" value="$lt{'uar'}" />
<br />	<br />
BUTTONS	BUTTONS
}	}
Line 1858 BUTTONS	Line 2276 BUTTONS

$result .= $buttons;	$result .= $buttons;

my $filterFunc = $self->{FILTER_FUNC};	my $filterFunc = $self->{FILTER_FUNC};
my $choiceFunc = $self->{CHOICE_FUNC};	my $choiceFunc = $self->{CHOICE_FUNC};
my $valueFunc = $self->{VALUE_FUNC};	my $valueFunc = $self->{VALUE_FUNC};
my $mapUrl = $self->{MAP_URL};	my $multichoice = $self->{'multichoice'};
my $multichoice = $self->{'multichoice'};	my $option_vars = $self->{OPTION_VARS};
	my $option_texts = $self->{OPTION_TEXTS};
	my $addparts = $self->{'addparts'};
	my $headings_done = 0;

	# Evaluate the map url as needed
	my $mapUrl;
	if ($self->{EVAL_MAP_URL}) {
	my $mapUrlFunc = eval('sub { my $helper = shift; my $state = shift; ' .
	$self->{MAP_URL} . '}');
	$mapUrl = &$mapUrlFunc($helper, $self);
	} else {
	$mapUrl = $self->{MAP_URL};
	}

	my %defaultSymbs;
	if (defined($self->{DEFAULT_VALUE})) {
	my $valueFunc = eval($self->{DEFAULT_VALUE});
	die 'Error in default value code for variable ' .
	$self->{'variable'} . ', Perl said: ' . $@ if $@;
	my @defaultSymbs = &$valueFunc($helper, $self);
	if (!$multichoice && @defaultSymbs) { # only allowed 1
	@defaultSymbs = ($defaultSymbs[0]);
	}
	%defaultSymbs = map { if ($_) {($_,1) } } @defaultSymbs;
	delete($defaultSymbs{''});
	}

# Create the composite function that renders the column on the nav map	# Create the composite function that renders the column on the nav map
# have to admit any language that lets me do this can't be all bad	# have to admit any language that lets me do this can't be all bad
Line 1870 BUTTONS	Line 2314 BUTTONS
my $checked = 0;	my $checked = 0;
my $renderColFunc = sub {	my $renderColFunc = sub {
my ($resource, $part, $params) = @_;	my ($resource, $part, $params) = @_;
	my $result = "";

	if(!$headings_done) {
	if ($option_texts) {
	foreach my $text (@$option_texts) {
	$result .= "<th>$text</th>";
	}
	}
	$result .= "<th>Select</th>";
	$result .= "</tr><tr>"; # Close off the extra row and start a new one.
	$headings_done = 1;
	}

my $inputType;	my $inputType;
if ($multichoice) { $inputType = 'checkbox'; }	if ($multichoice) { $inputType = 'checkbox'; }
else {$inputType = 'radio'; }	else {$inputType = 'radio'; }

if (!&$choiceFunc($resource)) {	if (!&$choiceFunc($resource)) {
return '<td> </td>';	$result .= '<td> </td>';
	return $result;
} else {	} else {
my $col = "<td><input type='$inputType' name='${var}.forminput' ";	my $col = "";
if (!$checked && !$multichoice) {	my $raw_name = &$valueFunc($resource);
$col .= "checked ";	my $resource_name =
$checked = 1;	HTML::Entities::encode($raw_name,"<>&\"'");
}	if($option_vars) {
if ($multichoice) { # all resources start checked; see bug 1174	foreach my $option_var (@$option_vars) {
$col .= "checked ";	my $var_value = "\\|\\|\\|" . $helper->{VARS}->{$option_var} .
$checked = 1;	"\\|\\|\\|";
	my $checked ="";
	if($var_value =~ /\Q\|\|\|$raw_name\|\|\|\E/) {
	$checked = "checked='checked'";
	}
	$col .=
	"<td align='center'><input type='checkbox' name ='$option_var".
	"_forminput' value='".
	$resource_name . "' $checked /> </td>";
	}
	}

	$col .= "<td align='center'><input type='$inputType' name='${var}_forminput' ";
	if (%defaultSymbs) {
	my $symb=$resource->symb();
	if (exists($defaultSymbs{$symb})) {
	$col .= "checked='checked' ";
	$checked = 1;
	}
	} else {
	if (!$checked && !$multichoice) {
	$col .= "checked='checked' ";
	$checked = 1;
	}
	if ($multichoice) { # all resources start checked; see bug 1174
	$col .= "checked='checked' ";
	$checked = 1;
	}
}	}
$col .= "value='" .	$col .= "value='" . $resource_name . "' /></td>";
HTML::Entities::encode(&$valueFunc($resource))
. "' /></td>";	return $result.$col;
return $col;
}	}
};	};
	my $renderPartsFunc = sub {
	my ($resource, $part, $params) = @_;
	my $col= "<td>";
	my $id=$resource->{ID};
	my $resource_name =
	&HTML::Entities::encode(&$valueFunc($resource),"<>&\"'");
	if ($addparts && (scalar(@{$resource->parts}) > 1)) {
	$col .= "<select onclick=\"javascript:updateRadio(this.form,'${var}_forminput','$resource_name');updateHidden(this.form,'$id','${var}');\" name='part_${id}_forminput'>\n";
	$col .= "<option value=\"$part\">All Parts</option>\n";
	foreach my $part (@{$resource->parts}) {
	$col .= "<option value=\"$part\">Part: $part</option>\n";
	}
	$col .= "</select>";
	}
	$col .= "</td>";
	};
	$result.=(<<RADIO);
	<script type="text/javascript">
	// <!--
	function updateRadio(form,name,value) {
	var radiobutton=form[name];
	for (var i=0; i<radiobutton.length; i++) {
	if (radiobutton[i].value == value) {
	radiobutton[i].checked = true;
	break;
	}
	}
	}
	function updateHidden(form,id,name) {
	var select=form['part_'+id+'_forminput'];
	var hidden=form[name+'_part_forminput'];
	var which=select.selectedIndex;
	hidden.value=select.options[which].value;
	}
	// -->
	</script>
	<input type="hidden" name="${var}_part_forminput" />

$ENV{'form.condition'} = !$self->{'toponly'};	RADIO
	$env{'form.condition'} = !$self->{'toponly'};
	my $cols = [$renderColFunc];
	if ($self->{'addparts'}) { push(@$cols, $renderPartsFunc); }
	push(@$cols, Apache::lonnavmaps::resource());
	if ($self->{'addstatus'}) {
	push @$cols, (Apache::lonnavmaps::part_status_summary());

	}
$result .=	$result .=
&Apache::lonnavmaps::render( { 'cols' => [$renderColFunc,	&Apache::lonnavmaps::render( { 'cols' => $cols,
Apache::lonnavmaps::resource()],
'showParts' => 0,	'showParts' => 0,
'filterFunc' => $filterFunc,	'filterFunc' => $filterFunc,
'resource_no_folder_link' => 1,	'resource_no_folder_link' => 1,
	'closeAllPages' => $self->{'closeallpages'},
'suppressEmptySequences' => $self->{'suppressEmptySequences'},	'suppressEmptySequences' => $self->{'suppressEmptySequences'},
	'include_top_level_map' => $self->{'include_top_level_map'},
'iterator_map' => $mapUrl }	'iterator_map' => $mapUrl }
);	);

Line 1936 package Apache::lonhelper::student;	Line 2465 package Apache::lonhelper::student;
Student elements display a choice of students enrolled in the current	Student elements display a choice of students enrolled in the current
course. Currently it is primitive; this is expected to evolve later.	course. Currently it is primitive; this is expected to evolve later.

Student elements take three attributes: "variable", which means what	Student elements take the following attributes:
it usually does, "multichoice", which if true allows the user
to select multiple students, and "coursepersonnel" which if true	=over 4
adds the course personnel to the top of the student selection.
	=item * B<variable>:

	Does what it usually does: declare which helper variable to put the
	result in.

	=item * B<multichoice>:

	If true allows the user to select multiple students. Defaults to false.

	=item * B<coursepersonnel>:

	If true adds the course personnel to the top of the student
	selection. Defaults to false.

	=item * B<activeonly>:

	If true, only active students and course personnel will be
	shown. Defaults to false.

	=item * B<emptyallowed>:

	If true, the selection of no users is allowed. Defaults to false.

	=back

=cut	=cut

no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::student',	&Apache::lonhelper::register('Apache::lonhelper::student',
Line 1970 sub start_student {	Line 2523 sub start_student {
$helper->declareVar($paramHash->{'variable'});	$helper->declareVar($paramHash->{'variable'});
$paramHash->{'multichoice'} = $token->[2]{'multichoice'};	$paramHash->{'multichoice'} = $token->[2]{'multichoice'};
$paramHash->{'coursepersonnel'} = $token->[2]{'coursepersonnel'};	$paramHash->{'coursepersonnel'} = $token->[2]{'coursepersonnel'};
	$paramHash->{'activeonly'} = $token->[2]{'activeonly'};
if (defined($token->[2]{'nextstate'})) {	if (defined($token->[2]{'nextstate'})) {
$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};	$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
}	}
	$paramHash->{'emptyallowed'} = $token->[2]{'emptyallowed'};

}	}

Line 1991 sub render {	Line 2546 sub render {
my $buttons = '';	my $buttons = '';
my $var = $self->{'variable'};	my $var = $self->{'variable'};

if ($self->{'multichoice'}) {
$result = <<SCRIPT;
<script>
function checkall(value, checkName) {
for (i=0; i<document.forms.helpform.elements.length; i++) {
ele = document.forms.helpform.elements[i];
if (ele.name == checkName + '.forminput') {
document.forms.helpform.elements[i].checked=value;
}
}
}
</script>
SCRIPT
$buttons = <<BUTTONS;
<br />
<input type="button" onclick="checkall(true, '$var')" value="Select All Students" />
<input type="button" onclick="checkall(false, '$var')" value="Unselect All Students" />
<br />
BUTTONS
}

if (defined $self->{ERROR_MSG}) {	if (defined $self->{ERROR_MSG}) {
$result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';	$result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';
}	}

my $choices = [];	my %defaultUsers;
	if (defined($self->{DEFAULT_VALUE})) {
	my $valueFunc = eval($self->{DEFAULT_VALUE});
	die 'Error in default value code for variable ' .
	$self->{'variable'} . ', Perl said: ' . $@ if $@;
	my @defaultUsers = &$valueFunc($helper, $self);
	if (!$self->{'multichoice'} && @defaultUsers) { # only allowed 1
	@defaultUsers = ($defaultUsers[0]);
	}
	%defaultUsers = map { if ($_) {($_,1) } } @defaultUsers;
	delete($defaultUsers{''});
	}


	my ($course_personnel,
	$current_members,
	$expired_members,
	$future_members) =
	&Apache::lonselstudent::get_people_in_class($env{'request.course.sec'});



# Load up the non-students, if necessary	# Load up the non-students, if necessary

if ($self->{'coursepersonnel'}) {	if ($self->{'coursepersonnel'}) {
my %coursepersonnel = Apache::lonnet::get_course_adv_roles();	unshift @$current_members, (@$course_personnel);
for (sort keys %coursepersonnel) {
for my $role (split /,/, $coursepersonnel{$_}) {
# extract the names so we can sort them
my @people;

for (split /,/, $role) {
push @people, [split /:/, $role];
}

@people = sort { $a->[0] cmp $b->[0] } @people;

for my $person (@people) {
push @$choices, [join(':', @$person), $person->[0], '', $_];
}
}
}
}	}

# Constants
my $section = Apache::loncoursedata::CL_SECTION();
my $fullname = Apache::loncoursedata::CL_FULLNAME();

# Load up the students	# Current personel
my $classlist = &Apache::loncoursedata::get_classlist();
my @keys = keys %{$classlist};	$result .= '<h4>'.&mt('Select Currently Enrolled Students and Active Course Personnel').'</h4>';
# Sort by: Section, name	$result .= &Apache::lonselstudent::render_student_list( $current_members,
@keys = sort {	"helpform",
if ($classlist->{$a}->[$section] ne $classlist->{$b}->[$section]) {	"current",
return $classlist->{$a}->[$section] cmp $classlist->{$b}->[$section];	\%defaultUsers,
}	$self->{'multichoice'},
return $classlist->{$a}->[$fullname] cmp $classlist->{$b}->[$fullname];	$self->{'variable'},
} @keys;	1);

# username, fullname, section, type
for (@keys) {	# If activeonly is not set then we can also give the expired students:
push @$choices, [$_, $classlist->{$_}->[$fullname],	#
$classlist->{$_}->[$section], 'Student'];	if (!$self->{'activeonly'} && ((scalar(@$future_members)) > 0)) {

	# And future.

	$result .= '<h4>'.&mt('Select Future Enrolled Students and Future Course Personnel').'</h4>';

	$result .= &Apache::lonselstudent::render_student_list( $future_members,
	"helpform",
	"future",
	\%defaultUsers,
	$self->{'multichoice'},
	$self->{'variable'},
	0);
	}
	if (!$self->{'activeonly'} && ((scalar(@$expired_members)) > 0)) {
	# Past

	$result .= '<h4>'.&mt('Select Previously Enrolled Students and Inactive Course Personnel').'</h4>';
	$result .= &Apache::lonselstudent::render_student_list($expired_members,
	"helpform",
	"past",
	\%defaultUsers,
	$self->{'multichoice'},
	$self->{'variable'},
	0);
}	}

my $name = $self->{'coursepersonnel'} ? 'Name' : 'Student Name';
my $type = 'radio';
if ($self->{'multichoice'}) { $type = 'checkbox'; }
$result .= "<table cellspacing='2' cellpadding='2' border='0'>\n";
$result .= "<tr><td></td><td align='center'><b>$name</b></td>".
"<td align='center'><b>Section</b></td>" .
"<td align='center'><b>Role</b></td></tr>";

my $checked = 0;
for my $choice (@$choices) {
$result .= "<tr><td><input type='$type' name='" .
$self->{'variable'} . '.forminput' . "'";

if (!$self->{'multichoice'} && !$checked) {
$result .= " checked ";
$checked = 1;
}
$result .=
" value='" . HTML::Entities::encode($choice->[0] . ':' . $choice->[2])
. "' /></td><td>"
. HTML::Entities::encode($choice->[1])
. "</td><td align='center'>"
. HTML::Entities::encode($choice->[2])
. "</td>\n<td>"
. HTML::Entities::encode($choice->[3]) . "</td></tr>\n";
}

$result .= "</table>\n\n";
$result .= $buttons;

return $result;	return $result;
}	}

sub postprocess {	sub postprocess {
my $self = shift;	my $self = shift;

my $result = $ENV{'form.' . $self->{'variable'} . '.forminput'};	my $result = $env{'form.' . $self->{'variable'} . '_forminput'};
if (!$result) {	if (!$result && !$self->{'emptyallowed'}) {
$self->{ERROR_MSG} = 'You must choose at least one student '.	if ($self->{'coursepersonnel'}) {
'to continue.';	$self->{ERROR_MSG} =
	&mt('You must choose at least one user to continue.');
	} else {
	$self->{ERROR_MSG} =
	&mt('You must choose at least one student to continue.');
	}
return 0;	return 0;
}	}

Line 2165 viewing the files.	Line 2703 viewing the files.
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;
use Apache::lonpubdir; # for getTitleString	use Apache::lonpubdir; # for getTitleString

BEGIN {	BEGIN {
Line 2240 sub start_filefilter {	Line 2779 sub start_filefilter {

sub end_filefilter { return ''; }	sub end_filefilter { return ''; }

	{
	# used to generate unique id attributes for <input> tags.
	# internal use only.
	my $id=0;
	sub new_id { return $id++;}
	}

sub render {	sub render {
my $self = shift;	my $self = shift;
my $result = '';	my $result = '';
Line 2263 sub render {	Line 2809 sub render {

if ($self->{'multichoice'}) {	if ($self->{'multichoice'}) {
$result = <<SCRIPT;	$result = <<SCRIPT;
<script>	<script type="text/javascript">
	// <!--
function checkall(value, checkName) {	function checkall(value, checkName) {
for (i=0; i<document.forms.helpform.elements.length; i++) {	for (i=0; i<document.forms.helpform.elements.length; i++) {
ele = document.forms.helpform.elements[i];	ele = document.forms.helpform.elements[i];
if (ele.name == checkName + '.forminput') {	if (ele.name == checkName + '_forminput') {
document.forms.helpform.elements[i].checked=value;	document.forms.helpform.elements[i].checked=value;
}	}
}	}
Line 2281 sub render {	Line 2828 sub render {
}	}
}	}
}	}
	// -->
</script>	</script>
SCRIPT	SCRIPT
$buttons = <<BUTTONS;	my %lt=&Apache::lonlocal::texthash(
	'saf' => "Select All Files",
	'uaf' => "Unselect All Files");
	$buttons = <<BUTTONS;
<br />	<br />
<input type="button" onclick="checkall(true, '$var')" value="Select All Files" />	<input type="button" onclick="checkall(true, '$var')" value="$lt{'saf'}" />
<input type="button" onclick="checkall(false, '$var')" value="Unselect All Files" />	<input type="button" onclick="checkall(false, '$var')" value="$lt{'uaf'}" />
BUTTONS	BUTTONS

	%lt=&Apache::lonlocal::texthash(
	'sap' => "Select All Published",
	'uap' => "Unselect All Published");
if ($helper->{VARS}->{'construction'}) {	if ($helper->{VARS}->{'construction'}) {
$buttons .= <<BUTTONS;	$buttons .= <<BUTTONS;
<input type="button" onclick="checkallclass(true, 'Published')" value="Select All Published" />	<input type="button" onclick="checkallclass(true, 'Published')" value="$lt{'sap'}" />
<input type="button" onclick="checkallclass(false, 'Published')" value="Unselect All Published" />	<input type="button" onclick="checkallclass(false, 'Published')" value="$lt{'uap'}" />
<br />	<br />
BUTTONS	BUTTONS
}	}
Line 2302 BUTTONS	Line 2856 BUTTONS
my @fileList;	my @fileList;

# If the subdirectory is in local CSTR space	# If the subdirectory is in local CSTR space
if ($subdir =~ m\|/home/([^/]+)/public_html\|) {	my $metadir;
my $user = $1;	if ($subdir =~ m\|/home/([^/]+)/public_html/(.*)\|) {
my $domain = $Apache::lonnet::perlvar{'lonDefDomain'};	my ($user,$domain)=
@fileList = &Apache::lonnet::dirlist($subdir, $domain, $user, '');	&Apache::loncacc::constructaccess($subdir,
	$Apache::lonnet::perlvar{'lonDefDomain'});
	$metadir='/res/'.$domain.'/'.$user.'/'.$2;
	@fileList = &Apache::lonnet::dirlist($subdir,$domain,$user,undef,undef,'/');
	} elsif ($subdir =~ m\|^~([^/]+)/(.*)$\|) {
	$subdir='/home/'.$1.'/public_html/'.$2;
	my ($user,$domain)=
	&Apache::loncacc::constructaccess($subdir,
	$Apache::lonnet::perlvar{'lonDefDomain'});
	$metadir='/res/'.$domain.'/'.$user.'/'.$2;
	@fileList = &Apache::lonnet::dirlist($subdir,$domain,$user,undef,undef,'/');
} else {	} else {
# local library server resource space	# local library server resource space
@fileList = &Apache::lonnet::dirlist($subdir, $ENV{'user.domain'}, $ENV{'user.name'}, '');	@fileList = &Apache::lonnet::dirlist($subdir,$env{'user.domain'},$env{'user.name'},undef,undef,'/');
}	}

# Sort the fileList into order	# Sort the fileList into order
@fileList = sort @fileList;	@fileList = sort {lc($a) cmp lc($b)} @fileList;

$result .= $buttons;	$result .= $buttons;

Line 2343 BUTTONS	Line 2907 BUTTONS
}	}

# Get the title	# Get the title
my $title = Apache::lonpubdir::getTitleString($fileName);	my $title = Apache::lonpubdir::getTitleString(($metadir?$metadir:$subdir) .'/'. $file);

# Netscape 4 is stupid and there's nowhere to put the	# Netscape 4 is stupid and there's nowhere to put the
# information on the input tag that the file is Published,	# information on the input tag that the file is Published,
Line 2364 BUTTONS	Line 2928 BUTTONS
if ($status eq 'Published' && $helper->{VARS}->{'construction'}) {	if ($status eq 'Published' && $helper->{VARS}->{'construction'}) {
$onclick = 'onclick="a=1" ';	$onclick = 'onclick="a=1" ';
}	}
	my $id = &new_id();
$result .= '<tr><td align="right"' . " bgcolor='$color'>" .	$result .= '<tr><td align="right"' . " bgcolor='$color'>" .
"<input $onclick type='$type' name='" . $var	"<input $onclick type='$type' name='" . $var
. ".forminput' value='" . HTML::Entities::encode($fileName) .	. "_forminput' ".qq{id="$id"}." value='" . HTML::Entities::encode($fileName,"<>&\"'").
"'";	"'";
if (!$self->{'multichoice'} && $choices == 0) {	if (!$self->{'multichoice'} && $choices == 0) {
$result .= ' checked';	$result .= ' checked="checked"';
}	}
$result .= "/></td><td bgcolor='$color'>" . $file . "</td>" .	$result .= "/></td><td bgcolor='$color'>".
	qq{<label for="$id">}. $file . "</label></td>" .
"<td bgcolor='$color'>$title</td>" .	"<td bgcolor='$color'>$title</td>" .
"<td bgcolor='$color'>$status</td>" . "</tr>\n";	"<td bgcolor='$color'>$status</td>" . "</tr>\n";
$choices++;	$choices++;
Line 2381 BUTTONS	Line 2947 BUTTONS
$result .= "</table>\n";	$result .= "</table>\n";

if (!$choices) {	if (!$choices) {
$result .= '<font color="#FF0000">There are no files available to select in this directory. Please go back and select another option.</font><br /><br />';	$result .= '<font color="#FF0000">There are no files available to select in this directory ('.$subdir.'). Please go back and select another option.</font><br /><br />';
}	}

$result .= $buttons;	$result .= $buttons;
Line 2399 sub fileState {	Line 2965 sub fileState {
my $constructionSpaceDir = shift;	my $constructionSpaceDir = shift;
my $file = shift;	my $file = shift;

	my ($uname,$udom)=($env{'user.name'},$env{'user.domain'});
	if ($env{'request.role'}=~/^ca\./) {
	(undef,$udom,$uname)=split(/\//,$env{'request.role'});
	}
my $docroot = $Apache::lonnet::perlvar{'lonDocRoot'};	my $docroot = $Apache::lonnet::perlvar{'lonDocRoot'};
my $subdirpart = $constructionSpaceDir;	my $subdirpart = $constructionSpaceDir;
$subdirpart =~ s/^\/home\/$ENV{'user.name'}\/public_html//;	$subdirpart =~ s/^\/home\/$uname\/public_html//;
my $resdir = $docroot . '/res/' . $ENV{'user.domain'} . '/' . $ENV{'user.name'} .	my $resdir = $docroot . '/res/' . $udom . '/' . $uname .
$subdirpart;	$subdirpart;

my @constructionSpaceFileStat = stat($constructionSpaceDir . '/' . $file);	my @constructionSpaceFileStat = stat($constructionSpaceDir . '/' . $file);
Line 2422 sub fileState {	Line 2992 sub fileState {

sub postprocess {	sub postprocess {
my $self = shift;	my $self = shift;
my $result = $ENV{'form.' . $self->{'variable'} . '.forminput'};	my $result = $env{'form.' . $self->{'variable'} . '_forminput'};
if (!$result) {	if (!$result) {
$self->{ERROR_MSG} = 'You must choose at least one file '.	$self->{ERROR_MSG} = 'You must choose at least one file '.
'to continue.';	'to continue.';
Line 2447 package Apache::lonhelper::section;	Line 3017 package Apache::lonhelper::section;
<section> allows the user to choose one or more sections from the current	<section> allows the user to choose one or more sections from the current
course.	course.

It takes the standard attributes "variable", "multichoice", and	It takes the standard attributes "variable", "multichoice",
"nextstate", meaning what they do for most other elements.	"allowempty" and "nextstate", meaning what they do for most other
	elements.

	also takes a boolean 'onlysections' whcih will restrict this to only
	have sections and not include groups

=cut	=cut

Line 2478 sub start_section {	Line 3052 sub start_section {
$paramHash->{'variable'} = $token->[2]{'variable'};	$paramHash->{'variable'} = $token->[2]{'variable'};
$helper->declareVar($paramHash->{'variable'});	$helper->declareVar($paramHash->{'variable'});
$paramHash->{'multichoice'} = $token->[2]{'multichoice'};	$paramHash->{'multichoice'} = $token->[2]{'multichoice'};
	$paramHash->{'allowempty'} = $token->[2]{'allowempty'};
if (defined($token->[2]{'nextstate'})) {	if (defined($token->[2]{'nextstate'})) {
$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};	$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
}	}
Line 2487 sub start_section {	Line 3062 sub start_section {

my $section = Apache::loncoursedata::CL_SECTION();	my $section = Apache::loncoursedata::CL_SECTION();
my $classlist = Apache::loncoursedata::get_classlist();	my $classlist = Apache::loncoursedata::get_classlist();
foreach (keys %$classlist) {	foreach my $user (keys(%$classlist)) {
my $sectionName = $classlist->{$_}->[$section];	my $section_name = $classlist->{$user}[$section];
if (!$sectionName) {	if (!$section_name) {
$choices{"No section assigned"} = "";	$choices{"No section assigned"} = "";
} else {	} else {
$choices{$sectionName} = $sectionName;	$choices{$section_name} = $section_name;
}	}
}	}

for my $sectionName (sort(keys(%choices))) {	if (exists($choices{"No section assigned"})) {
	push(@{$paramHash->{CHOICES}},
push @{$paramHash->{CHOICES}}, [$sectionName, $sectionName];	['No section assigned','No section assigned']);
	delete($choices{"No section assigned"});
	}
	for my $section_name (sort {lc($a) cmp lc($b) } (keys(%choices))) {
	push @{$paramHash->{CHOICES}}, [$section_name, $section_name];
	}
	return if ($token->[2]{'onlysections'});

	# add in groups to the end of the list
	my %curr_groups = &Apache::longroup::coursegroups();
	foreach my $group_name (sort(keys(%curr_groups))) {
	push(@{$paramHash->{CHOICES}}, [$group_name, $group_name]);
}	}
}	}

Line 2512 sub end_section {	Line 3098 sub end_section {
}	}
1;	1;

	package Apache::lonhelper::group;

	=pod

	=head2 Element: groupX<group, helper element>

	<group> allows the user to choose one or more groups from the current course.

	It takes the standard attributes "variable", "multichoice",
	"allowempty" and "nextstate", meaning what they do for most other
	elements.

	=cut

	no strict;
	@ISA = ("Apache::lonhelper::choices");
	use strict;

	BEGIN {
	&Apache::lonhelper::register('Apache::lonhelper::group',
	('group'));
	}

	sub new {
	my $ref = Apache::lonhelper::choices->new();
	bless($ref);
	}

	sub start_group {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}

	$paramHash->{CHOICES} = [];

	$paramHash->{'variable'} = $token->[2]{'variable'};
	$helper->declareVar($paramHash->{'variable'});
	$paramHash->{'multichoice'} = $token->[2]{'multichoice'};
	$paramHash->{'allowempty'} = $token->[2]{'allowempty'};
	if (defined($token->[2]{'nextstate'})) {
	$paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
	}

	# Populate the CHOICES element
	my %choices;

	my %curr_groups = &Apache::longroup::coursegroups();
	foreach my $group_name (sort {lc($a) cmp lc($b)} (keys(%curr_groups))) {
	push(@{$paramHash->{CHOICES}}, [$group_name, $group_name]);
	}
	}

	sub end_group {
	my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;

	if ($target ne 'helper') {
	return '';
	}
	Apache::lonhelper::group->new();
	}
	1;

package Apache::lonhelper::string;	package Apache::lonhelper::string;

=pod	=pod
Line 2531 string honors the validation function, i	Line 3181 string honors the validation function, i
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::string',	&Apache::lonhelper::register('Apache::lonhelper::string',
Line 2574 sub render {	Line 3225 sub render {
my $result = '';	my $result = '';

if (defined $self->{ERROR_MSG}) {	if (defined $self->{ERROR_MSG}) {
$result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';	$result .= '<p><font color="#FF0000">' . $self->{ERROR_MSG} . '</font></p>';
}	}

$result .= '<input type="string" name="' . $self->{'variable'} . '.forminput"';	$result .= '<input type="string" name="' . $self->{'variable'} . '_forminput"';

if (defined($self->{'size'})) {	if (defined($self->{'size'})) {
$result .= ' size="' . $self->{'size'} . '"';	$result .= ' size="' . $self->{'size'} . '"';
Line 2604 sub postprocess {	Line 3255 sub postprocess {

if (defined($self->{VALIDATOR})) {	if (defined($self->{VALIDATOR})) {
my $validator = eval($self->{VALIDATOR});	my $validator = eval($self->{VALIDATOR});
die 'Died during evaluation of evaulation code; Perl said: ' . $@ if $@;	die 'Died during evaluation of validator code; Perl said: ' . $@ if $@;
my $invalid = &$validator($helper, $state, $self, $self->getValue());	my $invalid = &$validator($helper, $state, $self, $self->getValue());
if ($invalid) {	if ($invalid) {
$self->{ERROR_MSG} = $invalid;	$self->{ERROR_MSG} = $invalid;
Line 2628 package Apache::lonhelper::general;	Line 3279 package Apache::lonhelper::general;
=head2 General-purpose tag: <exec>X<exec, helper tag>	=head2 General-purpose tag: <exec>X<exec, helper tag>

The contents of the exec tag are executed as Perl code, B<not> inside a	The contents of the exec tag are executed as Perl code, B<not> inside a
safe space, so the full range of $ENV and such is available. The code	safe space, so the full range of $env and such is available. The code
will be executed as a subroutine wrapped with the following code:	will be executed as a subroutine wrapped with the following code:

"sub { my $helper = shift; my $state = shift;" and	"sub { my $helper = shift; my $state = shift;" and
Line 2649 be able to call methods on it.	Line 3300 be able to call methods on it.

=cut	=cut

	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::general',	&Apache::lonhelper::register('Apache::lonhelper::general',
'exec', 'condition', 'clause',	'exec', 'condition', 'clause',
Line 2707 sub start_clause {	Line 3361 sub start_clause {
die 'Error in clause of condition, Perl said: ' . $@ if $@;	die 'Error in clause of condition, Perl said: ' . $@ if $@;
if (!&$clause($helper, $paramHash)) {	if (!&$clause($helper, $paramHash)) {
# Discard all text until the /condition.	# Discard all text until the /condition.
&Apache::lonxml::get_all_text('/condition', $parser);	my $end_tag = $paramHash->{SKIPTAG} \|\| '/condition';
	&Apache::lonxml::get_all_text($end_tag, $parser);
}	}
}	}

Line 2770 will make a "Finish Helper" button that	Line 3425 will make a "Finish Helper" button that
which is useful for the Course Initialization helper so the users never see	which is useful for the Course Initialization helper so the users never see
the old values taking effect.	the old values taking effect.

	If the parameter "restartCourse" is not true a 'Finish' Button will be
	presented that takes the user back to whatever was defined as <exitpage>

=cut	=cut

no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;
BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::final',	&Apache::lonhelper::register('Apache::lonhelper::final',
('final', 'exitpage'));	('final', 'exitpage'));
Line 2860 sub render {	Line 3519 sub render {
}	}

if (!@results) {	if (!@results) {
$result .= ' <li>No changes were made to current settings.</li>';	$result .= ' <li>' .
	&mt('No changes were made to current settings.') . '</li>';
}	}

$result .= '</ul>';	$result .= '</ul>';
}	}

	my $actionURL = $self->{EXIT_PAGE};
	my $targetURL = '';
	my $finish=&mt('Finish');
if ($self->{'restartCourse'}) {	if ($self->{'restartCourse'}) {
$result .= "<center>\n" .	$actionURL = '/adm/roles';
"<form action='/adm/roles' method='post' target='loncapaclient'>\n" .	$targetURL = '/adm/menu';
"<input type='button' onclick='history.go(-1)' value='<- Previous' />" .	if ($env{'course.'.$env{'request.course.id'}.'.url'}=~/^uploaded/) {
"<input type='hidden' name='orgurl' value='/adm/menu' />" .	$targetURL = '/adm/coursedocs';
"<input type='hidden' name='selectrole' value='1' />\n" .	} else {
"<input type='hidden' name='" . $ENV{'request.role'} .	$targetURL = '/adm/navmaps';
"' value='1' />\n<input type='submit' value='Finish Course Initialization' />\n" .	}
"</form></center>";	if ($env{'course.'.$env{'request.course.id'}.'.clonedfrom'}) {
	$targetURL = '/adm/parmset?overview=1';
	}
	my $finish=&mt('Finish Course Initialization');
}	}
	my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');
	my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');
	my $target = " target='loncapaclient'";
	if (($env{'browser.interface'} eq 'textual') \|\|
	($env{'environment.remote'} eq 'off')) { $target=''; }
	$result .= "<center>\n" .
	"<form action='".$actionURL."' method='post' $target>\n" .
	"<input type='button' onclick='history.go(-1)' value='$previous' />" .
	"<input type='hidden' name='orgurl' value='$targetURL' />" .
	"<input type='hidden' name='selectrole' value='1' />\n" .
	"<input type='hidden' name='" . $env{'request.role'} .
	"' value='1' />\n<input type='submit' value='" . $finish . "' />\n" .
	"</form></center>";

return $result;	return $result;
}	}

sub overrideForm {	sub overrideForm {
my $self = shift;	return 1;
return $self->{'restartCourse'};
}	}

1;	1;

package Apache::lonhelper::parmwizfinal;	package Apache::lonhelper::parmwizfinal;

# This is the final state for the parmwizard. It is not generally useful,	# This is the final state for the parm helper. It is not generally useful,
# so it is not perldoc'ed. It does its own processing.	# so it is not perldoc'ed. It does its own processing.
# It is represented with <parmwizfinal />, and	# It is represented with <parmwizfinal />, and
# should later be moved to lonparmset.pm .	# should later be moved to lonparmset.pm .
Line 2897 package Apache::lonhelper::parmwizfinal;	Line 3575 package Apache::lonhelper::parmwizfinal;
no strict;	no strict;
@ISA = ('Apache::lonhelper::element');	@ISA = ('Apache::lonhelper::element');
use strict;	use strict;
	use Apache::lonlocal;
	use Apache::lonnet;

BEGIN {	BEGIN {
&Apache::lonhelper::register('Apache::lonhelper::parmwizfinal',	&Apache::lonhelper::register('Apache::lonhelper::parmwizfinal',
Line 2927 sub render {	Line 3607 sub render {
my $vars = $helper->{VARS};	my $vars = $helper->{VARS};

# FIXME: Unify my designators with the standard ones	# FIXME: Unify my designators with the standard ones
my %dateTypeHash = ('open_date' => "Opening Date",	my %dateTypeHash = ('open_date' => "opening date",
'due_date' => "Due Date",	'due_date' => "due date",
'answer_date' => "Answer Date",	'answer_date' => "answer date",
'tries' => 'Number of Tries'	'tries' => 'number of tries',
	'weight' => 'problem weight'
);	);
my %parmTypeHash = ('open_date' => "0_opendate",	my %parmTypeHash = ('open_date' => "0_opendate",
'due_date' => "0_duedate",	'due_date' => "0_duedate",
'answer_date' => "0_answerdate",	'answer_date' => "0_answerdate",
'tries' => '0_maxtries' );	'tries' => '0_maxtries',
	'weight' => '0_weight' );
	my %realParmName = ('open_date' => "opendate",
	'due_date' => "duedate",
	'answer_date' => "answerdate",
	'tries' => 'maxtries',
	'weight' => 'weight' );

my $affectedResourceId = "";	my $affectedResourceId = "";
my $parm_name = $parmTypeHash{$vars->{ACTION_TYPE}};	my $parm_name = $parmTypeHash{$vars->{ACTION_TYPE}};
Line 2943 sub render {	Line 3630 sub render {
my $resourceString;	my $resourceString;
my $symb;	my $symb;
my $paramlevel;	my $paramlevel;

# Print the granularity, depending on the action	# Print the granularity, depending on the action
if ($vars->{GRANULARITY} eq 'whole_course') {	if ($vars->{GRANULARITY} eq 'whole_course') {
$resourceString .= '<li>for <b>all resources in the course</b></li>';	$resourceString .= '<li>'.&mt('for <b>all resources in the course</b>').'</li>';
$level = 9; # general course, see lonparmset.pm perldoc	if ($vars->{TARGETS} eq 'course') {
	$level = 14; # general course, see lonparmset.pm perldoc
	} elsif ($vars->{TARGETS} eq 'section') {
	$level = 9;
	} elsif ($vars->{TARGETS} eq 'group') {
	$level = 6;
	} else {
	$level = 3;
	}
$affectedResourceId = "0.0";	$affectedResourceId = "0.0";
$symb = 'a';	$symb = 'a';
$paramlevel = 'general';	$paramlevel = 'general';
} elsif ($vars->{GRANULARITY} eq 'map') {	} elsif ($vars->{GRANULARITY} eq 'map') {
my $navmap = Apache::lonnavmaps::navmap->new();	my $navmap = Apache::lonnavmaps::navmap->new();
my $res = $navmap->getByMapPc($vars->{RESOURCE_ID});	if (defined($navmap)) {
my $title = $res->compTitle();	my $res = $navmap->getByMapPc($vars->{RESOURCE_ID});
$symb = $res->symb();	my $title = $res->compTitle();
$navmap->untieHashes();	$symb = $res->symb();
$resourceString .= "<li>for the map named <b>$title</b></li>";	$resourceString .= '<li>'.&mt('for the map named [_1]',"<b>$title</b>").'</li>';
$level = 8;	} else {
	$resourceString .= '<li>'.&mt('for the map ID [_1] (name unavailable)','<b>'.$vars->{RESOURCE_ID}.'</b>').'</li>';
	&Apache::lonnet::logthis('Retrieval of map title failed in lonhelper.pm - could not create navmap object for course.');

	}
	if ($vars->{TARGETS} eq 'course') {
	$level = 13; # general course, see lonparmset.pm perldoc
	} elsif ($vars->{TARGETS} eq 'section') {
	$level = 8;
	} elsif ($vars->{TARGETS} eq 'group') {
	$level = 5;
	} else {
	$level = 2;
	}
$affectedResourceId = $vars->{RESOURCE_ID};	$affectedResourceId = $vars->{RESOURCE_ID};
$paramlevel = 'map';	$paramlevel = 'map';
} else {	} else {
	my $part = $vars->{RESOURCE_ID_part};
	if ($part ne 'All Parts' && $part) { $parm_name=~s/^0/$part/; } else { $part=&mt('All Parts'); }
my $navmap = Apache::lonnavmaps::navmap->new();	my $navmap = Apache::lonnavmaps::navmap->new();
my $res = $navmap->getById($vars->{RESOURCE_ID});	if (defined($navmap)) {
$symb = $res->symb();	my $res = $navmap->getById($vars->{RESOURCE_ID});
my $title = $res->compTitle();	$symb = $res->symb();
$navmap->untieHashes();	my $title = $res->compTitle();
$resourceString .= "<li>for the resource named <b>$title</b></li>";	$resourceString .= '<li>'.&mt('for the resource named [_1] part [_2]',"<b>$title</b>","<b>$part</b>").'</li>';
$level = 7;	} else {
	$resourceString .= '<li>'.&mt('for the resource ID [_1] (name unavailable) part [_2]','<b>'.$vars->{RESOURCE_ID}.'</b>',"<b>$part</b>").'</li>';
	&Apache::lonnet::logthis('Retrieval of resource title failed in lonhelper.pm - could not create navmap object for course.');
	}
	if ($vars->{TARGETS} eq 'course') {
	$level = 10; # general course, see lonparmset.pm perldoc
	} elsif ($vars->{TARGETS} eq 'section') {
	$level = 7;
	} elsif ($vars->{TARGETS} eq 'group') {
	$level = 4;
	} else {
	$level = 1;
	}
$affectedResourceId = $vars->{RESOURCE_ID};	$affectedResourceId = $vars->{RESOURCE_ID};
$paramlevel = 'full';	$paramlevel = 'full';
}	}

my $result = "<form name='helpform' method='get' action='/adm/parmset#$affectedResourceId&$parm_name&$level'>\n";	my $result = "<form name='helpform' method='POST' action='/adm/parmset#$affectedResourceId&$parm_name&$level'>\n";
$result .= '<p>Confirm that this information is correct, then click "Finish Wizard" to complete setting the parameter.<ul>';	$result .= "<input type='hidden' name='action' value='settable' />\n";
	$result .= "<input type='hidden' name='dis' value='helper' />\n";
	$result .= "<input type='hidden' name='pscat' value='".
	$realParmName{$vars->{ACTION_TYPE}}."' />\n";
	if ($vars->{GRANULARITY} eq 'resource') {
	$result .= "<input type='hidden' name='symb' value='".
	HTML::Entities::encode($symb,"'<>&\"") . "' />\n";
	} elsif ($vars->{GRANULARITY} eq 'map') {
	$result .= "<input type='hidden' name='pschp' value='".
	$affectedResourceId."' />\n";
	}
	my $part = $vars->{RESOURCE_ID_part};
	if ($part eq 'All Parts' \|\| !$part) { $part=0; }
	$result .= "<input type='hidden' name='psprt' value='".
	HTML::Entities::encode($part,"'<>&\"") . "' />\n";

	$result .= '<p>'.&mt('Confirm that this information is correct, then click "Finish Helper" to complete setting the parameter.').'<ul>';

# Print the type of manipulation:	# Print the type of manipulation:
$result .= '<li>Setting the <b>' . $dateTypeHash{$vars->{ACTION_TYPE}} . '</b>';	my $extra;
if ($vars->{ACTION_TYPE} eq 'tries') {	if ($vars->{ACTION_TYPE} eq 'tries') {
$result .= ' to <b>' . $vars->{TRIES} . '</b>';	$extra = $vars->{TRIES};
	}
	if ($vars->{ACTION_TYPE} eq 'weight') {
	$extra = $vars->{WEIGHT};
	}
	$result .= "<li>";
	my $what = &mt($dateTypeHash{$vars->{ACTION_TYPE}});
	if ($extra) {
	$result .= &mt('Setting the [_1] to [_2]',"<b>$what</b>",$extra);
	} else {
	$result .= &mt('Setting the [_1]',"<b>$what</b>");
}	}
$result .= "</li>\n";	$result .= "</li>\n";
if ($vars->{ACTION_TYPE} eq 'due_date' \|\|	if ($vars->{ACTION_TYPE} eq 'due_date' \|\|
Line 3001 sub render {	Line 3749 sub render {
} elsif ($vars->{ACTION_TYPE} eq 'tries') {	} elsif ($vars->{ACTION_TYPE} eq 'tries') {
$result .= "<input type='hidden' name='pres_value' " .	$result .= "<input type='hidden' name='pres_value' " .
"value='" . $vars->{TRIES} . "' />\n";	"value='" . $vars->{TRIES} . "' />\n";
	$result .= "<input type='hidden' name='pres_type' " .
	"value='int_pos' />\n";
	} elsif ($vars->{ACTION_TYPE} eq 'weight') {
	$result .= "<input type='hidden' name='pres_value' " .
	"value='" . $vars->{WEIGHT} . "' />\n";
}	}

$result .= $resourceString;	$result .= $resourceString;

# Print targets	# Print targets
if ($vars->{TARGETS} eq 'course') {	if ($vars->{TARGETS} eq 'course') {
$result .= '<li>for <b>all students in course</b></li>';	$result .= '<li>'.&mt('for <b>all students in course</b>').'</li>';
} elsif ($vars->{TARGETS} eq 'section') {	} elsif ($vars->{TARGETS} eq 'section') {
my $section = $vars->{SECTION_NAME};	my $section = $vars->{SECTION_NAME};
$result .= "<li>for section <b>$section</b></li>";	$result .= '<li>'.&mt('for section [_1]',"<b>$section</b>").'</li>';
$level -= 3;	$result .= "<input type='hidden' name='csec' value='" .
$result .= "<input type='hidden' name='csec' value='" .	HTML::Entities::encode($section,"'<>&\"") . "' />\n";
HTML::Entities::encode($section) . "' />\n";	} elsif ($vars->{TARGETS} eq 'group') {
	my $group = $vars->{GROUP_NAME};
	$result .= '<li>'.&mt('for group [_1]',"<b>$group</b>").'</li>';
	$result .= "<input type='hidden' name='cgroup' value='" .
	HTML::Entities::encode($group,"'<>&\"") . "' />\n";
} else {	} else {
# FIXME: This is probably wasteful! Store the name!	# FIXME: This is probably wasteful! Store the name!
my $classlist = Apache::loncoursedata::get_classlist();	my $classlist = Apache::loncoursedata::get_classlist();
my $username = $vars->{USER_NAME};	my ($uname,$udom)=split(':',$vars->{USER_NAME});
# Chop off everything after the last colon (section)	my $name = $classlist->{$uname.':'.$udom}->[6];
$username = substr($username, 0, rindex($username, ':'));	$result .= '<li>'.&mt('for [_1]',"<b>$name</b>").'</li>';
my $name = $classlist->{$username}->[6];
$result .= "<li>for <b>$name</b></li>";
$level -= 6;
my ($uname, $udom) = split /:/, $vars->{USER_NAME};
$result .= "<input type='hidden' name='uname' value='".	$result .= "<input type='hidden' name='uname' value='".
HTML::Entities::encode($uname) . "' />\n";	HTML::Entities::encode($uname,"'<>&\"") . "' />\n";
$result .= "<input type='hidden' name='udom' value='".	$result .= "<input type='hidden' name='udom' value='".
HTML::Entities::encode($udom) . "' />\n";	HTML::Entities::encode($udom,"'<>&\"") . "' />\n";
}	}

# Print value	# Print value
if ($vars->{ACTION_TYPE} ne 'tries') {	if ($vars->{ACTION_TYPE} ne 'tries' && $vars->{ACTION_TYPE} ne 'weight') {
$result .= "<li>to <b>" . ctime($vars->{PARM_DATE}) . "</b> (" .	my $showdate = &Apache::lonlocal::locallocaltime($vars->{PARM_DATE});
Apache::lonnavmaps::timeToHumanString($vars->{PARM_DATE})	$result .= '<li>'.&mt('to [_1] ([_2])',"<b>".$showdate."</b>",Apache::lonnavmaps::timeToHumanString($vars->{PARM_DATE}))."</li>\n";
. ")</li>\n";
}	}

# print pres_marker	# print pres_marker
Line 3043 sub render {	Line 3795 sub render {

# Make the table appear	# Make the table appear
$result .= "\n<input type='hidden' value='true' name='prevvisit' />";	$result .= "\n<input type='hidden' value='true' name='prevvisit' />";
$result .= "\n<input type='hidden' value='all' name='pschp' />";
$result .= "\n<input type='hidden' value='$symb' name='pssymb' />";	$result .= "\n<input type='hidden' value='$symb' name='pssymb' />";
$result .= "\n<input type='hidden' value='$paramlevel' name='parmlev' />";	$result .= "\n<input type='hidden' value='$paramlevel' name='parmlev' />";

$result .= "<br /><br /><center><input type='submit' value='Finish Helper' /></center></form>\n";	$result .= "<br /><br /><center><input type='submit' value='".&mt('Finish Helper')."' /></center></form>\n";

return $result;	return $result;
}	}

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

Removed from v.1.44
changed lines
	Added in v.1.166.2.2