loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.161.2.24 and 1.1242

version 1.1075.2.161.2.24, 2024/03/29 00:45:24	version 1.1242, 2016/05/03 22:33:52
Line 61 use POSIX qw(strftime mktime);	Line 61 use POSIX qw(strftime mktime);
use Apache::lonmenu();	use Apache::lonmenu();
use Apache::lonenc();	use Apache::lonenc();
use Apache::lonlocal;	use Apache::lonlocal;
use Apache::lonnavmaps();	use Apache::lonnet();
use HTML::Entities;	use HTML::Entities;
use Apache::lonhtmlcommon();	use Apache::lonhtmlcommon();
use Apache::loncoursedata();	use Apache::loncoursedata();
Line 71 use Apache::lonuserutils();	Line 71 use Apache::lonuserutils();
use Apache::lonuserstate();	use Apache::lonuserstate();
use Apache::courseclassifier();	use Apache::courseclassifier();
use LONCAPA qw(:DEFAULT :match);	use LONCAPA qw(:DEFAULT :match);
use LONCAPA::map();
use HTTP::Request;
use DateTime::TimeZone;	use DateTime::TimeZone;
use DateTime::Locale;	use DateTime::Locale;
use Encode();	use Encode();
	use Text::Aspell;
use Authen::Captcha;	use Authen::Captcha;
use Captcha::reCAPTCHA;	use Captcha::reCAPTCHA;
use JSON::DWIW;	use JSON::DWIW;
use LWP::UserAgent;	use LWP::UserAgent;
use Crypt::DES;	use Crypt::DES;
use DynaLoader; # for Crypt::DES version	use DynaLoader; # for Crypt::DES version
use File::Copy();	use MIME::Lite;
use File::Path();	use MIME::Types;
use String::CRC32();
use Short::URL();

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 170 sub ssi_with_retries {	Line 167 sub ssi_with_retries {
# ----------------------------------------------- Filetypes/Languages/Copyright	# ----------------------------------------------- Filetypes/Languages/Copyright
my %language;	my %language;
my %supported_language;	my %supported_language;
	my %supported_codes;
my %latex_language; # For choosing hyphenation in <transl..>	my %latex_language; # For choosing hyphenation in <transl..>
my %latex_language_bykey; # for choosing hyphenation from metadata	my %latex_language_bykey; # for choosing hyphenation from metadata
my %cprtag;	my %cprtag;
Line 200 BEGIN {	Line 198 BEGIN {
{	{
my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.	my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/language.tab';	'/language.tab';
if ( open(my $fh,'<',$langtabfile) ) {	if ( open(my $fh,"<$langtabfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line=~/^\#/);	next if ($line=~/^\#/);
chomp($line);	chomp($line);
my ($key,$two,$country,$three,$enc,$val,$sup,$latex)=(split(/\t/,$line));	my ($key,$code,$country,$three,$enc,$val,$sup,$latex)=(split(/\t/,$line));
$language{$key}=$val.' - '.$enc;	$language{$key}=$val.' - '.$enc;
if ($sup) {	if ($sup) {
$supported_language{$key}=$sup;	$supported_language{$key}=$sup;
	$supported_codes{$key} = $code;
}	}
if ($latex) {	if ($latex) {
$latex_language_bykey{$key} = $latex;	$latex_language_bykey{$key} = $latex;
$latex_language{$two} = $latex;	$latex_language{$code} = $latex;
}	}
}	}
close($fh);	close($fh);
Line 221 BEGIN {	Line 220 BEGIN {
{	{
my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.	my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
'/copyright.tab';	'/copyright.tab';
if ( open (my $fh,'<',$copyrightfile) ) {	if ( open (my $fh,"<$copyrightfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line=~/^\#/);	next if ($line=~/^\#/);
chomp($line);	chomp($line);
Line 235 BEGIN {	Line 234 BEGIN {
{	{
my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.	my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
'/source_copyright.tab';	'/source_copyright.tab';
if ( open (my $fh,'<',$sourcecopyrightfile) ) {	if ( open (my $fh,"<$sourcecopyrightfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line =~ /^\#/);	next if ($line =~ /^\#/);
chomp($line);	chomp($line);
Line 249 BEGIN {	Line 248 BEGIN {
# -------------------------------------------------------------- default domain designs	# -------------------------------------------------------------- default domain designs
my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';	my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
my $designfile = $designdir.'/default.tab';	my $designfile = $designdir.'/default.tab';
if ( open (my $fh,'<',$designfile) ) {	if ( open (my $fh,"<$designfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line =~ /^\#/);	next if ($line =~ /^\#/);
chomp($line);	chomp($line);
Line 263 BEGIN {	Line 262 BEGIN {
{	{
my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.	my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/filecategories.tab';	'/filecategories.tab';
if ( open (my $fh,'<',$categoryfile) ) {	if ( open (my $fh,"<$categoryfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line =~ /^\#/);	next if ($line =~ /^\#/);
chomp($line);	chomp($line);
my ($extension,$category)=(split(/\s+/,$line,2));	my ($extension,$category)=(split(/\s+/,$line,2));
push(@{$category_extensions{lc($category)}},$extension);	push @{$category_extensions{lc($category)}},$extension;
}	}
close($fh);	close($fh);
}	}
Line 278 BEGIN {	Line 277 BEGIN {
{	{
my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.	my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/filetypes.tab';	'/filetypes.tab';
if ( open (my $fh,'<',$typesfile) ) {	if ( open (my $fh,"<$typesfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line =~ /^\#/);	next if ($line =~ /^\#/);
chomp($line);	chomp($line);
Line 431 sub studentbrowser_javascript {	Line 430 sub studentbrowser_javascript {
<script type="text/javascript" language="Javascript">	<script type="text/javascript" language="Javascript">
// <![CDATA[	// <![CDATA[
var stdeditbrowser;	var stdeditbrowser;
function openstdbrowser(formname,uname,udom,clicker,roleflag,ignorefilter,courseadv,uident) {	function openstdbrowser(formname,uname,udom,clicker,roleflag,ignorefilter,courseadvonly) {
var url = '/adm/pickstudent?';	var url = '/adm/pickstudent?';
var filter;	var filter;
if (!ignorefilter) {	if (!ignorefilter) {
Line 446 sub studentbrowser_javascript {	Line 445 sub studentbrowser_javascript {
'&udomelement='+udom+	'&udomelement='+udom+
'&clicker='+clicker;	'&clicker='+clicker;
if (roleflag) { url+="&roles=1"; }	if (roleflag) { url+="&roles=1"; }
if (courseadv == 'condition') {	if (courseadvonly) { url+="&courseadvonly=1"; }
if (document.getElementById('courseadv')) {
courseadv = document.getElementById('courseadv').value;
}
}
if ((courseadv == 'only') \|\| (courseadv == 'none')) { url+="&courseadv="+courseadv; }
if (uident !== '') { url+="&identelement="+uident; }
var title = 'Student_Browser';	var title = 'Student_Browser';
var options = 'scrollbars=1,resizable=1,menubar=0';	var options = 'scrollbars=1,resizable=1,menubar=0';
options += ',width=700,height=600';	options += ',width=700,height=600';
Line 484 ENDRESBRW	Line 477 ENDRESBRW
}	}

sub selectstudent_link {	sub selectstudent_link {
my ($form,$unameele,$udomele,$courseadv,$clickerid,$identelem)=@_;	my ($form,$unameele,$udomele,$courseadvonly,$clickerid)=@_;
my $callargs = "'".&Apache::lonhtmlcommon::entity_encode($form)."','".	my $callargs = "'".&Apache::lonhtmlcommon::entity_encode($form)."','".
&Apache::lonhtmlcommon::entity_encode($unameele)."','".	&Apache::lonhtmlcommon::entity_encode($unameele)."','".
&Apache::lonhtmlcommon::entity_encode($udomele)."'";	&Apache::lonhtmlcommon::entity_encode($udomele)."'";
Line 495 sub selectstudent_link {	Line 488 sub selectstudent_link {
return '';	return '';
}	}
$callargs.=",'".&Apache::lonhtmlcommon::entity_encode($clickerid)."'";	$callargs.=",'".&Apache::lonhtmlcommon::entity_encode($clickerid)."'";
if ($courseadv eq 'only') {	if ($courseadvonly) {
$callargs .= ",'',1,'$courseadv'";	$callargs .= ",'',1,1";
} elsif ($courseadv eq 'none') {
$callargs .= ",'','','$courseadv'";
} elsif ($courseadv eq 'condition') {
$callargs .= ",'','','$courseadv'";
} elsif ($identelem ne '') {
$callargs .= ",'','',''";
}
if ($identelem ne '') {
$callargs .= ",'".&Apache::lonhtmlcommon::entity_encode($identelem)."'";
}	}
return '<span class="LC_nobreak">'.	return '<span class="LC_nobreak">'.
'<a href="javascript:openstdbrowser('.$callargs.');">'.	'<a href="javascript:openstdbrowser('.$callargs.');">'.
Line 696 if (!Array.prototype.indexOf) {	Line 680 if (!Array.prototype.indexOf) {
var n = 0;	var n = 0;
if (arguments.length > 0) {	if (arguments.length > 0) {
n = Number(arguments[1]);	n = Number(arguments[1]);
if (n !== n) { // shortcut for verifying if it's NaN	if (n !== n) { // shortcut for verifying if it is NaN
n = 0;	n = 0;
} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {	} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
n = (n > 0 \|\| -1) * Math.floor(Math.abs(n));	n = (n > 0 \|\| -1) * Math.floor(Math.abs(n));
Line 897 sub selectcourse_link {	Line 881 sub selectcourse_link {
my $linktext = &mt('Select Course');	my $linktext = &mt('Select Course');
if ($selecttype eq 'Community') {	if ($selecttype eq 'Community') {
$linktext = &mt('Select Community');	$linktext = &mt('Select Community');
	} elsif ($selecttype eq 'Placement') {
	$linktext = &mt('Select Placement Test');
} elsif ($selecttype eq 'Course/Community') {	} elsif ($selecttype eq 'Course/Community') {
$linktext = &mt('Select Course/Community');	$linktext = &mt('Select Course/Community');
$type = '';	$type = '';
Line 932 sub check_uncheck_jscript {	Line 918 sub check_uncheck_jscript {
function checkAll(field) {	function checkAll(field) {
if (field.length > 0) {	if (field.length > 0) {
for (i = 0; i < field.length; i++) {	for (i = 0; i < field.length; i++) {
if (!field[i].disabled) {	if (!field[i].disabled) {
field[i].checked = true;	field[i].checked = true;
}	}
}	}
} else {	} else {
if (!field.disabled) {	if (!field.disabled) {
field.checked = true;	field.checked = true;
}	}
}	}
Line 957 ENDSCRT	Line 943 ENDSCRT
}	}

sub select_timezone {	sub select_timezone {
my ($name,$selected,$onchange,$includeempty,$id,$disabled)=@_;	my ($name,$selected,$onchange,$includeempty)=@_;
my $output='<select name="'.$name.'" '.$id.$onchange.$disabled.'>'."\n";	my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
if ($includeempty) {	if ($includeempty) {
$output .= '<option value=""';	$output .= '<option value=""';
if (($selected eq '') \|\| ($selected eq 'local')) {	if (($selected eq '') \|\| ($selected eq 'local')) {
Line 979 sub select_timezone {	Line 965 sub select_timezone {
}	}

sub select_datelocale {	sub select_datelocale {
my ($name,$selected,$onchange,$includeempty,$disabled)=@_;	my ($name,$selected,$onchange,$includeempty)=@_;
my $output='<select name="'.$name.'" '.$onchange.$disabled.'>'."\n";	my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
if ($includeempty) {	if ($includeempty) {
$output .= '<option value=""';	$output .= '<option value=""';
if ($selected eq '') {	if ($selected eq '') {
Line 1013 sub select_datelocale {	Line 999 sub select_datelocale {
}	}
$locale_names{$id} = Encode::encode('UTF-8',$locale_names{$id});	$locale_names{$id} = Encode::encode('UTF-8',$locale_names{$id});
push(@possibles,$id);	push(@possibles,$id);
}	}
}	}
}	}
foreach my $item (sort(@possibles)) {	foreach my $item (sort(@possibles)) {
Line 1032 sub select_datelocale {	Line 1018 sub select_datelocale {
}	}

sub select_language {	sub select_language {
my ($name,$selected,$includeempty,$noedit) = @_;	my ($name,$selected,$includeempty) = @_;
my %langchoices;	my %langchoices;
if ($includeempty) {	if ($includeempty) {
%langchoices = ('' => 'No language preference');	%langchoices = ('' => 'No language preference');
Line 1044 sub select_language {	Line 1030 sub select_language {
}	}
}	}
%langchoices = &Apache::lonlocal::texthash(%langchoices);	%langchoices = &Apache::lonlocal::texthash(%langchoices);
return &select_form($selected,$name,\%langchoices,undef,$noedit);	return &select_form($selected,$name,\%langchoices);
	}

	=pod


	=item * &list_languages()

	Returns an array reference that is suitable for use in language prompters.
	Each array element is itself a two element array. The first element
	is the language code. The second element a descsriptiuon of the
	language itself. This is suitable for use in e.g.
	&Apache::edit::select_arg (once dereferenced that is).

	=cut

	sub list_languages {
	my @lang_choices;

	foreach my $id (&languageids()) {
	my $code = &supportedlanguagecode($id);
	if ($code) {
	my $selector = $supported_codes{$id};
	my $description = &plainlanguagedescription($id);
	push (@lang_choices, [$selector, $description]);
	}
	}
	return \@lang_choices;
}	}

=pod	=pod
Line 1159 sub linked_select_forms {	Line 1172 sub linked_select_forms {
$result.="select2data.d_$s1.texts = new Array(";	$result.="select2data.d_$s1.texts = new Array(";
my @s2texts;	my @s2texts;
foreach my $value (@s2values) {	foreach my $value (@s2values) {
push(@s2texts, $hashref->{$s1}->{'select2'}->{$value});	push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
}	}
$result.="\"@s2texts\");\n";	$result.="\"@s2texts\");\n";
}	}
Line 1228 END	Line 1241 END

=pod	=pod

=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height,$imgid,$links_target)	=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height,$imgid)

Returns a string corresponding to an HTML link to the given help	Returns a string corresponding to an HTML link to the given help
$topic, where $topic corresponds to the name of a .tex file in	$topic, where $topic corresponds to the name of a .tex file in
Line 1252 $imgid is the id of the img tag used for	Line 1265 $imgid is the id of the img tag used for
used in a javascript call to switch the image src. See	used in a javascript call to switch the image src. See
lonhtmlcommon::htmlareaselectactive() for an example.	lonhtmlcommon::htmlareaselectactive() for an example.

$links_target will optionally be set to a target (_top, _parent or _self).

=cut	=cut

sub help_open_topic {	sub help_open_topic {
my ($topic, $text, $stayOnPage, $width, $height, $imgid, $links_target) = @_;	my ($topic, $text, $stayOnPage, $width, $height, $imgid) = @_;
$text = "" if (not defined $text);	$text = "" if (not defined $text);
$stayOnPage = 0 if (not defined $stayOnPage);	$stayOnPage = 0 if (not defined $stayOnPage);
$width = 500 if (not defined $width);	$width = 500 if (not defined $width);
Line 1271 sub help_open_topic {	Line 1282 sub help_open_topic {
$topic=~s/\W/\_/g;	$topic=~s/\W/\_/g;

if (!$stayOnPage) {	if (!$stayOnPage) {
if ($env{'browser.mobile'}) {	$link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";
$link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";
} else {
$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
}
} elsif ($stayOnPage eq 'popup') {	} elsif ($stayOnPage eq 'popup') {
$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";	$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
} else {	} else {
Line 1283 sub help_open_topic {	Line 1290 sub help_open_topic {
}	}

# Add the text	# Add the text
my $target = ' target="_top"';
if ($links_target) {
$target = ' target="'.$links_target.'"';
} elsif ((($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) \|\|
(($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self'))) {
$target = '';
}
if ($text ne "") {	if ($text ne "") {
$template.='<span class="LC_help_open_topic">'	$template.='<span class="LC_help_open_topic">'
.'<a'.$target.' href="'.$link.'">'	.'<a target="_top" href="'.$link.'">'
.$text.'</a>';	.$text.'</a>';
}	}

Line 1302 sub help_open_topic {	Line 1302 sub help_open_topic {
if ($imgid ne '') {	if ($imgid ne '') {
$imgid = ' id="'.$imgid.'"';	$imgid = ' id="'.$imgid.'"';
}	}
$template.=' <a'.$target.' href="'.$link.'" title="'.$title.'">'	$template.=' <a target="_top" href="'.$link.'" title="'.$title.'">'
.'<img src="'.$helpicon.'" border="0"'	.'<img src="'.$helpicon.'" border="0"'
.' alt="'.&mt('Help: [_1]',$topic).'"'	.' alt="'.&mt('Help: [_1]',$topic).'"'
.' title="'.$title.'" style="vertical-align:middle;"'.$imgid	.' title="'.$title.'" style="vertical-align:middle;"'.$imgid
Line 1331 sub helpLatexCheatsheet {	Line 1331 sub helpLatexCheatsheet {
.&help_open_topic('Other_Symbols',&mt('Other Symbols'),$stayOnPage,undef,600)	.&help_open_topic('Other_Symbols',&mt('Other Symbols'),$stayOnPage,undef,600)
.'</span>';	.'</span>';
unless ($not_author) {	unless ($not_author) {
$out .= ' <span>'	$out .= '<span>'
.&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600)	.&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600)
.'</span> <span>'	.'</span> <span>'
.&help_open_topic('Authoring_Multilingual_Problems',&mt('Languages'),$stayOnPage,undef,600)	.&help_open_topic('Authoring_Multilingual_Problems',&mt('How to create problems in different languages'),$stayOnPage,undef,600)
.'</span>';	.'</span>';
}	}
$out .= '</span>'; # End cheatsheet	$out .= '</span>'; # End cheatsheet
return $out;	return $out;
Line 1375 ENDOUTPUT	Line 1375 ENDOUTPUT

# now just updates the help link and generates a blue icon	# now just updates the help link and generates a blue icon
sub help_open_menu {	sub help_open_menu {
my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text,$links_target)	my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
= @_;	= @_;
$stayOnPage = 1;	$stayOnPage = 1;
my $output;	my $output;
if ($component_help) {	if ($component_help) {
if (!$text) {	if (!$text) {
$output=&help_open_topic($component_help,undef,$stayOnPage,	$output=&help_open_topic($component_help,undef,$stayOnPage,
$width,$height,'',$links_target);	$width,$height);
} else {	} else {
my $help_text;	my $help_text;
$help_text=&unescape($topic);	$help_text=&unescape($topic);
$output='<table><tr><td>'.	$output='<table><tr><td>'.
&help_open_topic($component_help,$help_text,$stayOnPage,	&help_open_topic($component_help,$help_text,$stayOnPage,
$width,$height,'',$links_target).'</td></tr></table>';	$width,$height).'</td></tr></table>';
}	}
}	}
my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);	my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
Line 1396 sub help_open_menu {	Line 1396 sub help_open_menu {
}	}

sub top_nav_help {	sub top_nav_help {
my ($text,$linkattr) = @_;	my ($text) = @_;
$text = &mt($text);	$text = &mt($text);
my $stay_on_page;	my $stay_on_page = 1;
unless ($env{'environment.remote'} eq 'on') {
$stay_on_page = 1;
}
my ($link,$banner_link);	my ($link,$banner_link);
unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {	unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {
$link = ($stay_on_page) ? "javascript:helpMenu('display')"	$link = ($stay_on_page) ? "javascript:helpMenu('display')"
Line 1412 sub top_nav_help {	Line 1410 sub top_nav_help {
if ($link) {	if ($link) {
return <<"END";	return <<"END";
$banner_link	$banner_link
<a href="$link" title="$title" $linkattr>$text</a>	<a href="$link" title="$title">$text</a>
END	END
} else {	} else {
return ' '.$text.' ';	return ' '.$text.' ';
Line 1433 sub help_menu_js {	Line 1431 sub help_menu_js {
'js_ready' => 1,	'js_ready' => 1,
'use_absolute' => $httphost,	'use_absolute' => $httphost,
'add_entries' => {	'add_entries' => {
'border' => '0',	'border' => '0',
'rows' => "110,*",},});	'rows' => "110,*",},});
my $end_page =	my $end_page =
&Apache::loncommon::end_page({'frameset' => 1,	&Apache::loncommon::end_page({'frameset' => 1,
Line 1497 sub help_open_bug {	Line 1495 sub help_open_bug {
{	{
$link = $url;	$link = $url;
}	}

my $target = '_top';
if ((($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) \|\|
(($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self'))) {
$target = '_blank';
}

# Add the text	# Add the text
if ($text ne "")	if ($text ne "")
{	{
$template .=	$template .=
"<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".	"<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
"<td bgcolor='#FF5555'><a target=\"$target\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";	"<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
}	}

# Add the graphic	# Add the graphic
my $title = &mt('Report a Bug');	my $title = &mt('Report a Bug');
my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");	my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a target="$target" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>	<a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
ENDTEMPLATE	ENDTEMPLATE
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') { $template.='</td></tr></table>' };
return $template;	return $template;
Line 1728 the id of the element to resize, second	Line 1719 the id of the element to resize, second
surrounds everything that comes after the textarea, this routine needs	surrounds everything that comes after the textarea, this routine needs
to be attached to the <body> for the onload and onresize events.	to be attached to the <body> for the onload and onresize events.

	=back

=cut	=cut

sub resize_textarea_js {	sub resize_textarea_js {
Line 1825 sub colorfuleditor_js {	Line 1818 sub colorfuleditor_js {
}	}

// only iterate whole storage if nothing to override	// only iterate whole storage if nothing to override
if(localStorage.getItem(key) == null){	if(localStorage.getItem(key) == null){

// prevent storage from growing large	// prevent storage from growing large
if(localStorage.length > 50){	if(localStorage.length > 50){
var regex_getTimestamp = /^(?:\d)+;/;	var regex_getTimestamp = /^(?:\d)+;/;
var oldest_timestamp = regex_getTimestamp.exec(localStorage.key(0));	var oldest_timestamp = regex_getTimestamp.exec(localStorage.key(0));
var oldest_key;	var oldest_key;

for(var i = 1; i < localStorage.length; i++){	for(var i = 1; i < localStorage.length; i++){
if (regex_getTimestamp.exec(localStorage.key(i)) < oldest_timestamp) {	if (regex_getTimestamp.exec(localStorage.key(i)) < oldest_timestamp) {
oldest_key = localStorage.key(i);	oldest_key = localStorage.key(i);
Line 1862 sub colorfuleditor_js {	Line 1855 sub colorfuleditor_js {
pairs = valueArr[i].split(',');	pairs = valueArr[i].split(',');
elements = document.getElementsByName(pairs[0]);	elements = document.getElementsByName(pairs[0]);

for (var j = 0; j < elements.length; j++){	for (var j = 0; j < elements.length; j++){
elements[j].style.display = pairs[1];	elements[j].style.display = pairs[1];
if (pairs[1] == "none"){	if (pairs[1] == "none"){
var regex_id = /([_\\d]+)\$/;	var regex_id = /([_\\d]+)\$/;
Line 1875 sub colorfuleditor_js {	Line 1868 sub colorfuleditor_js {
}	}

function getTagList () {	function getTagList () {

var stringToSearch = document.lonhomework.innerHTML;	var stringToSearch = document.lonhomework.innerHTML;

var ret = new Array();	var ret = new Array();
Line 1883 sub colorfuleditor_js {	Line 1876 sub colorfuleditor_js {
var tag_list = stringToSearch.match(regex_findBlock);	var tag_list = stringToSearch.match(regex_findBlock);

if(tag_list != null){	if(tag_list != null){
for(var i = 0; i < tag_list.length; i++){	for(var i = 0; i < tag_list.length; i++){
ret.push(tag_list[i].replace(/"/, ''));	ret.push(tag_list[i].replace(/"/, ''));
}	}
}	}
Line 1920 sub colorfuleditor_js {	Line 1913 sub colorfuleditor_js {

for(var i = 0; i < tag_list.length; i++){	for(var i = 0; i < tag_list.length; i++){
elem_list = document.getElementsByName(tag_list[i]);	elem_list = document.getElementsByName(tag_list[i]);

if(elem_list.length > 0){	if(elem_list.length > 0){
elem = elem_list[0];	elem = elem_list[0];
break;	break;
Line 1943 sub colorfuleditor_js {	Line 1936 sub colorfuleditor_js {
rect.right <= (window.innerWidth \|\| document.documentElement.clientWidth) /or $(window).width() /	rect.right <= (window.innerWidth \|\| document.documentElement.clientWidth) /or $(window).width() /
);	);
}	}

function autosize(depth){	function autosize(depth){
var cmInst = window['cm'+depth];	var cmInst = window['cm'+depth];
var fitsizeButton = document.getElementById('fitsize'+depth);	var fitsizeButton = document.getElementById('fitsize'+depth);
Line 2010 sub insert_folding_button {	Line 2003 sub insert_folding_button {
my $curDepth = $Apache::lonxml::curdepth;	my $curDepth = $Apache::lonxml::curdepth;
my $lastresource = $env{'request.ambiguous'};	my $lastresource = $env{'request.ambiguous'};

return "<input type=\"button\" id=\"folding_btn_$curDepth\"	return "<input type=\"button\" id=\"folding_btn_$curDepth\"
value=\"".&mt('Hide')."\" onclick=\"fold_box('$curDepth','$lastresource')\">";	value=\"".&mt('Hide')."\" onclick=\"fold_box('$curDepth','$lastresource')\">";
}	}

=pod	=pod

=item * &iframe_wrapper_headjs()

emits javascript containing two global vars to facilitate handling of resizing
by code in iframe_wrapper_resizejs() used when an iframe is present in a page
with standard LON-CAPA menus.

=cut

#
# Where iframe is in use, if window.onload() executes before the custom resize function
# has been defined (jQuery), two global javascript vars (LCnotready and LCresizedef)
# are used to ensure document.ready() triggers a call to resize, so the iframe contents
# do not obscure the Functions menu.
#

sub iframe_wrapper_headjs {
return <<"ENDJS";
<script type="text/javascript">
// <![CDATA[
var LCnotready = 0;
var LCresizedef = 0;
// ]]>
</script>

ENDJS

}

=pod

=item * &iframe_wrapper_resizejs()

emits javascript used to handle resizing for a page containing
an iframe, to ensure that the iframe does not obscure any
standard LON-CAPA menu items.

=back

=cut

#
# jQuery to use when iframe is in use and a page resize occurs.
# This script will ensure that the iframe does not obscure any
# standard LON-CAPA inline menus (primary, secondary, and/or
# breadcrumbs and Functions menus. Expects javascript from
# &iframe_wrapper_headjs() to be in head portion of the web page,
# e.g., by inclusion in second arg passed to &start_page().
#

sub iframe_wrapper_resizejs {
my $offset = 5;
&get_unprocessed_cgi($ENV{'QUERY_STRING'},['inhibitmenu']);
if (($env{'form.inhibitmenu'} eq 'yes') \|\| ($env{'form.only_body'})) {
$offset = 0;
}
return &Apache::lonhtmlcommon::scripttag(<<SCRIPT);
\$(document).ready( function() {
\$(window).unbind('resize').resize(function(){
var header = null;
var offset = $offset;
var height = 0;
var hdrtop = 0;
if (\$('div.LC_menus_content:first').length) {
if (\$('div.LC_menus_content:first').hasClass ("shown")) {
header = \$('div.LC_menus_content:first');
offset = 12;
}
} else if (\$('div.LC_head_subbox:first').length) {
header = \$('div.LC_head_subbox:first');
offset = 9;
} else {
if (\$('#LC_breadcrumbs').length) {
header = \$('#LC_breadcrumbs');
}
}
if (header != null && header.length) {
height = header.height();
hdrtop = header.position().top;
}
var pos = height + hdrtop + offset;
\$('.LC_iframecontainer').css('top', pos);
});
LCresizedef = 1;
if (LCnotready == 1) {
LCnotready = 0;
\$(window).trigger('resize');
}
});
window.onload = function(){
if (LCresizedef) {
LCnotready = 0;
\$(window).trigger('resize');
} else {
LCnotready = 1;
}
};
SCRIPT

}

=pod

=head1 Excel and CSV file utility routines	=head1 Excel and CSV file utility routines

=cut	=cut
Line 2375 sub multiple_select_form {	Line 2266 sub multiple_select_form {

=pod	=pod

=item * &select_form($defdom,$name,$hashref,$onchange,$readonly)	=item * &select_form($defdom,$name,$hashref,$onchange)

Returns a string containing a <select name='$name' size='1'> form to	Returns a string containing a <select name='$name' size='1'> form to
allow a user to select options from a ref to a hash containing:	allow a user to select options from a ref to a hash containing:
option_name => displayed text. An optional $onchange can include	option_name => displayed text. An optional $onchange can include
a javascript onchange item, e.g., onchange="this.form.submit();".	a javascript onchange item, e.g., onchange="this.form.submit();"
An optional arg -- $readonly -- if true will cause the select form
to be disabled, e.g., for the case where an instructor has a section-
specific role, and is viewing/modifying parameters.

See lonrights.pm for an example invocation and use.	See lonrights.pm for an example invocation and use.

Line 2569 sub select_level_form {	Line 2457 sub select_level_form {

=pod	=pod

=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms,$disabled)	=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms)

Returns a string containing a <select name='$name' size='1'> form to	Returns a string containing a <select name='$name' size='1'> form to
allow a user to select the domain to preform an operation in.	allow a user to select the domain to preform an operation in.
Line 2586 The optional $incdoms is a reference to	Line 2474 The optional $incdoms is a reference to

The optional $excdoms is a reference to an array of domains which will be excluded from the available options.	The optional $excdoms is a reference to an array of domains which will be excluded from the available options.

The optional $disabled argument, if true, adds the disabled attribute to the select tag.

=cut	=cut

#-------------------------------------------	#-------------------------------------------
sub select_dom_form {	sub select_dom_form {
my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms,$disabled) = @_;	my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms) = @_;
if ($onchange) {	if ($onchange) {
$onchange = ' onchange="'.$onchange.'"';	$onchange = ' onchange="'.$onchange.'"';
}	}
if ($disabled) {
$disabled = ' disabled="disabled"';
}
my (@domains,%exclude);	my (@domains,%exclude);
if (ref($incdoms) eq 'ARRAY') {	if (ref($incdoms) eq 'ARRAY') {
@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});	@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});
Line 2607 sub select_dom_form {	Line 2490 sub select_dom_form {
}	}
if ($includeempty) { @domains=('',@domains); }	if ($includeempty) { @domains=('',@domains); }
if (ref($excdoms) eq 'ARRAY') {	if (ref($excdoms) eq 'ARRAY') {
map { $exclude{$_} = 1; } @{$excdoms};	map { $exclude{$_} = 1; } @{$excdoms};
}	}
my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange$disabled>\n";	my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
foreach my $dom (@domains) {	foreach my $dom (@domains) {
next if ($exclude{$dom});	next if ($exclude{$dom});
$selectdomain.="<option value=\"$dom\" ".	$selectdomain.="<option value=\"$dom\" ".
Line 2835 This is not an optimal method, but it wo	Line 2718 This is not an optimal method, but it wo

=item * authform_filesystem	=item * authform_filesystem

=item * authform_lti

=back	=back

See loncreateuser.pm for invocation and use examples.	See loncreateuser.pm for invocation and use examples.
Line 2965 sub authform_nochange {	Line 2846 sub authform_nochange {
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
my $result;	my $result;
if (!$authnum) {	if (!$authnum) {
$result = &mt('Under your current role you are not permitted to change login settings for this user');	$result = &mt('Under your current role you are not permitted to change login settings for this user');
Line 2987 sub authform_kerberos {	Line 2868 sub authform_kerberos {
@_,	@_,
);	);
my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,	my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
$autharg,$jscall,$disabled);	$autharg,$jscall);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'kerb_def_auth'} eq 'krb5') {	if ($in{'kerb_def_auth'} eq 'krb5') {
$check5 = ' checked="checked"';	$check5 = ' checked="checked"';
} else {	} else {
$check4 = ' checked="checked"';	$check4 = ' checked="checked"';
}	}
if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';
}
$krbarg = $in{'kerb_def_dom'};	$krbarg = $in{'kerb_def_dom'};
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'krb') {	if ($in{'curr_authtype'} eq 'krb') {
Line 3041 sub authform_kerberos {	Line 2919 sub authform_kerberos {
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="radio" name="login" value="krb"'.$disabled.' />';	$authtype = '<input type="radio" name="login" value="krb" />';
}	}
}	}
}	}
Line 3050 sub authform_kerberos {	Line 2928 sub authform_kerberos {
if ($authtype eq '') {	if ($authtype eq '') {
$authtype = '<input type="radio" name="login" value="krb" '.	$authtype = '<input type="radio" name="login" value="krb" '.
'onclick="'.$jscall.'" onchange="'.$jscall.'"'.	'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
$krbcheck.$disabled.' />';	$krbcheck.' />';
}	}
if (($can_assign{'krb4'} && $can_assign{'krb5'}) \|\|	if (($can_assign{'krb4'} && $can_assign{'krb5'}) \|\|
($can_assign{'krb4'} && !$can_assign{'krb5'} &&	($can_assign{'krb4'} && !$can_assign{'krb5'} &&
Line 3063 sub authform_kerberos {	Line 2941 sub authform_kerberos {
'<label>'.$authtype,	'<label>'.$authtype,
'</label><input type="text" size="10" name="krbarg" '.	'</label><input type="text" size="10" name="krbarg" '.
'value="'.$krbarg.'" '.	'value="'.$krbarg.'" '.
'onchange="'.$jscall.'"'.$disabled.' />',	'onchange="'.$jscall.'" />',
'<label><input type="radio" name="krbver" value="4" '.$check4.$disabled.' />',	'<label><input type="radio" name="krbver" value="4" '.$check4.' />',
'</label><label><input type="radio" name="krbver" value="5" '.$check5.$disabled.' />',	'</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
'</label>');	'</label>');
} elsif ($can_assign{'krb4'}) {	} elsif ($can_assign{'krb4'}) {
$result .= &mt	$result .= &mt
Line 3074 sub authform_kerberos {	Line 2952 sub authform_kerberos {
'<label>'.$authtype,	'<label>'.$authtype,
'</label><input type="text" size="10" name="krbarg" '.	'</label><input type="text" size="10" name="krbarg" '.
'value="'.$krbarg.'" '.	'value="'.$krbarg.'" '.
'onchange="'.$jscall.'"'.$disabled.' />',	'onchange="'.$jscall.'" />',
'<label><input type="hidden" name="krbver" value="4" />',	'<label><input type="hidden" name="krbver" value="4" />',
'</label>');	'</label>');
} elsif ($can_assign{'krb5'}) {	} elsif ($can_assign{'krb5'}) {
Line 3084 sub authform_kerberos {	Line 2962 sub authform_kerberos {
'<label>'.$authtype,	'<label>'.$authtype,
'</label><input type="text" size="10" name="krbarg" '.	'</label><input type="text" size="10" name="krbarg" '.
'value="'.$krbarg.'" '.	'value="'.$krbarg.'" '.
'onchange="'.$jscall.'"'.$disabled.' />',	'onchange="'.$jscall.'" />',
'<label><input type="hidden" name="krbver" value="5" />',	'<label><input type="hidden" name="krbver" value="5" />',
'</label>');	'</label>');
}	}
Line 3097 sub authform_internal {	Line 2975 sub authform_internal {
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);
my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall,$disabled);	my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';
}
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'int') {	if ($in{'curr_authtype'} eq 'int') {
if ($can_assign{'int'}) {	if ($can_assign{'int'}) {
Line 3130 sub authform_internal {	Line 3005 sub authform_internal {
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="radio" name="login" value="int"'.$disabled.' />';	$authtype = '<input type="radio" name="login" value="int" />';
}	}
}	}
}	}
Line 3138 sub authform_internal {	Line 3013 sub authform_internal {
$jscall = "javascript:changed_radio('int',$in{'formname'});";	$jscall = "javascript:changed_radio('int',$in{'formname'});";
if ($authtype eq '') {	if ($authtype eq '') {
$authtype = '<input type="radio" name="login" value="int" '.$intcheck.	$authtype = '<input type="radio" name="login" value="int" '.$intcheck.
' onchange="'.$jscall.'" onclick="'.$jscall.'"'.$disabled.' />';	' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
}	}
$autharg = '<input type="password" size="10" name="intarg" value="'.	$autharg = '<input type="password" size="10" name="intarg" value="'.
$intarg.'" onchange="'.$jscall.'"'.$disabled.' />';	$intarg.'" onchange="'.$jscall.'" />';
$result = &mt	$result = &mt
('[_1] Internally authenticated (with initial password [_2])',	('[_1] Internally authenticated (with initial password [_2])',
'<label>'.$authtype,'</label>'.$autharg);	'<label>'.$authtype,'</label>'.$autharg);
$result.='<label><input type="checkbox" name="visible" onclick="if (this.checked) { this.form.intarg.type='."'text'".' } else { this.form.intarg.type='."'password'".' }"'.$disabled.' />'.&mt('Visible input').'</label>';	$result.="<label><input type=\"checkbox\" name=\"visible\" onclick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
return $result;	return $result;
}	}

Line 3155 sub authform_local {	Line 3030 sub authform_local {
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);
my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall,$disabled);	my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';
}
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'loc') {	if ($in{'curr_authtype'} eq 'loc') {
if ($can_assign{'loc'}) {	if ($can_assign{'loc'}) {
Line 3188 sub authform_local {	Line 3060 sub authform_local {
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="radio" name="login" value="loc"'.$disabled.' />';	$authtype = '<input type="radio" name="login" value="loc" />';
}	}
}	}
}	}
Line 3197 sub authform_local {	Line 3069 sub authform_local {
if ($authtype eq '') {	if ($authtype eq '') {
$authtype = '<input type="radio" name="login" value="loc" '.	$authtype = '<input type="radio" name="login" value="loc" '.
$loccheck.' onchange="'.$jscall.'" onclick="'.	$loccheck.' onchange="'.$jscall.'" onclick="'.
$jscall.'"'.$disabled.' />';	$jscall.'" />';
}	}
$autharg = '<input type="text" size="10" name="locarg" value="'.	$autharg = '<input type="text" size="10" name="locarg" value="'.
$locarg.'" onchange="'.$jscall.'"'.$disabled.' />';	$locarg.'" onchange="'.$jscall.'" />';
$result = &mt('[_1] Local Authentication with argument [_2]',	$result = &mt('[_1] Local Authentication with argument [_2]',
'<label>'.$authtype,'</label>'.$autharg);	'<label>'.$authtype,'</label>'.$autharg);
return $result;	return $result;
Line 3212 sub authform_filesystem {	Line 3084 sub authform_filesystem {
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);
my ($fsyscheck,$result,$authtype,$autharg,$jscall,$disabled);	my ($fsyscheck,$result,$authtype,$autharg,$jscall);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';
}
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'fsys') {	if ($in{'curr_authtype'} eq 'fsys') {
if ($can_assign{'fsys'}) {	if ($can_assign{'fsys'}) {
Line 3242 sub authform_filesystem {	Line 3111 sub authform_filesystem {
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="radio" name="login" value="fsys"'.$disabled.' />';	$authtype = '<input type="radio" name="login" value="fsys" />';
}	}
}	}
}	}
Line 3251 sub authform_filesystem {	Line 3120 sub authform_filesystem {
if ($authtype eq '') {	if ($authtype eq '') {
$authtype = '<input type="radio" name="login" value="fsys" '.	$authtype = '<input type="radio" name="login" value="fsys" '.
$fsyscheck.' onchange="'.$jscall.'" onclick="'.	$fsyscheck.' onchange="'.$jscall.'" onclick="'.
$jscall.'"'.$disabled.' />';	$jscall.'" />';
}	}
$autharg = '<input type="password" size="10" name="fsysarg" value=""'.	$autharg = '<input type="text" size="10" name="fsysarg" value=""'.
' onchange="'.$jscall.'"'.$disabled.' />';	' onchange="'.$jscall.'" />';
$result = &mt	$result = &mt
('[_1] Filesystem Authenticated (with initial password [_2])',	('[_1] Filesystem Authenticated (with initial password [_2])',
'<label>'.$authtype,'</label>'.$autharg);	'<label><input type="radio" name="login" value="fsys" '.
return $result;	$fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
}	'</label><input type="password" size="10" name="fsysarg" value="" '.
	'onchange="'.$jscall.'" />');
sub authform_lti {
my %in = (
formname => 'document.cu',
kerb_def_dom => 'MSU.EDU',
@_,
);
my ($lticheck,$result,$authtype,$autharg,$jscall,$disabled);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';
}
if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'lti') {
if ($can_assign{'lti'}) {
$lticheck = 'checked="checked" ';
if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifyuser') {
$lticheck = '';
}
}
} else {
$result = &mt('Currently LTI Authenticated.');
return $result;
}
}
} else {
if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="lti" />';
}
}
if (!$can_assign{'lti'}) {
return;
} elsif ($authtype eq '') {
if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {
$authtype = '<input type="radio" name="login" value="lti"'.$disabled.' />';
}
}
}
}
$jscall = "javascript:changed_radio('lti',$in{'formname'});";
if (($authtype eq '') && (($in{'mode'} eq 'modifycourse') \|\| ($in{'curr_authtype'} ne 'lti'))) {
$authtype = '<input type="radio" name="login" value="lti" '.
$lticheck.' onchange="'.$jscall.'" onclick="'.
$jscall.'"'.$disabled.' />';
}
$autharg = '<input type="hidden" name="ltiarg" value="" />';
if ($authtype) {
$result = &mt('[_1] LTI Authenticated',
'<label>'.$authtype.'</label>'.$autharg);
} else {
$result = '<b>'.&mt('LTI Authenticated').'</b>'.
$autharg;
}
return $result;	return $result;
}	}

Line 3337 sub get_assignable_auth {	Line 3151 sub get_assignable_auth {
my $context;	my $context;
if ($env{'request.role'} =~ /^au/) {	if ($env{'request.role'} =~ /^au/) {
$context = 'author';	$context = 'author';
} elsif ($env{'request.role'} =~ /^(dc\|dh)/) {	} elsif ($env{'request.role'} =~ /^dc/) {
$context = 'domain';	$context = 'domain';
} elsif ($env{'request.course.id'}) {	} elsif ($env{'request.course.id'}) {
$context = 'course';	$context = 'course';
Line 3361 sub get_assignable_auth {	Line 3175 sub get_assignable_auth {
return ($authnum,%can_assign);	return ($authnum,%can_assign);
}	}

sub check_passwd_rules {
my ($domain,$plainpass) = @_;
my %passwdconf = &Apache::lonnet::get_passwdconf($domain);
my ($min,$max,@chars,@brokerule,$warning);
$min = $Apache::lonnet::passwdmin;
if (ref($passwdconf{'chars'}) eq 'ARRAY') {
if ($passwdconf{'min'} =~ /^\d+$/) {
if ($passwdconf{'min'} > $min) {
$min = $passwdconf{'min'};
}
}
if ($passwdconf{'max'} =~ /^\d+$/) {
$max = $passwdconf{'max'};
}
@chars = @{$passwdconf{'chars'}};
}
if (($min) && (length($plainpass) < $min)) {
push(@brokerule,'min');
}
if (($max) && (length($plainpass) > $max)) {
push(@brokerule,'max');
}
if (@chars) {
my %rules;
map { $rules{$_} = 1; } @chars;
if ($rules{'uc'}) {
unless ($plainpass =~ /[A-Z]/) {
push(@brokerule,'uc');
}
}
if ($rules{'lc'}) {
unless ($plainpass =~ /[a-z]/) {
push(@brokerule,'lc');
}
}
if ($rules{'num'}) {
unless ($plainpass =~ /\d/) {
push(@brokerule,'num');
}
}
if ($rules{'spec'}) {
unless ($plainpass =~ /[!"#$%&'()*+,\-.\/:;<=>?@[\\\]^_`{\|}~]/) {
push(@brokerule,'spec');
}
}
}
if (@brokerule) {
my %rulenames = &Apache::lonlocal::texthash(
uc => 'At least one upper case letter',
lc => 'At least one lower case letter',
num => 'At least one number',
spec => 'At least one non-alphanumeric',
);
$rulenames{'uc'} .= ': ABCDEFGHIJKLMNOPQRSTUVWXYZ';
$rulenames{'lc'} .= ': abcdefghijklmnopqrstuvwxyz';
$rulenames{'num'} .= ': 0123456789';
$rulenames{'spec'} .= ': !"\#$%&\'()*+,-./:;<=>?@[\]^_\`{\|}~';
$rulenames{'min'} = &mt('Minimum password length: [_1]',$min);
$rulenames{'max'} = &mt('Maximum password length: [_1]',$max);
$warning = &mt('Password did not satisfy the following:').'<ul>';
foreach my $rule ('min','max','uc','lc','num','spec') {
if (grep(/^$rule$/,@brokerule)) {
$warning .= '<li>'.$rulenames{$rule}.'</li>';
}
}
$warning .= '</ul>';
}
if (wantarray) {
return @brokerule;
}
return $warning;
}

sub passwd_validation_js {
my ($currpasswdval,$domain,$context,$id) = @_;
my (%passwdconf,$alertmsg);
if ($context eq 'linkprot') {
my %domconfig = &Apache::lonnet::get_dom('configuration',['ltisec'],$domain);
if (ref($domconfig{'ltisec'}) eq 'HASH') {
if (ref($domconfig{'ltisec'}{'rules'}) eq 'HASH') {
%passwdconf = %{$domconfig{'ltisec'}{'rules'}};
}
}
if ($id eq 'add') {
$alertmsg = &mt('Secret for added launcher did not satisfy requirement(s):').'\n\n';
} elsif ($id =~ /^\d+$/) {
my $pos = $id+1;
$alertmsg = &mt('Secret for launcher [_1] did not satisfy requirement(s):','#'.$pos).'\n\n';
} else {
$alertmsg = &mt('A secret did not satisfy requirement(s):').'\n\n';
}
} else {
%passwdconf = &Apache::lonnet::get_passwdconf($domain);
$alertmsg = &mt('Initial password did not satisfy requirement(s):').'\n\n';
}
my ($min,$max,@chars,$numrules,$intargjs,%alert);
$numrules = 0;
$min = $Apache::lonnet::passwdmin;
if (ref($passwdconf{'chars'}) eq 'ARRAY') {
if ($passwdconf{'min'} =~ /^\d+$/) {
if ($passwdconf{'min'} > $min) {
$min = $passwdconf{'min'};
}
}
if ($passwdconf{'max'} =~ /^\d+$/) {
$max = $passwdconf{'max'};
$numrules ++;
}
@chars = @{$passwdconf{'chars'}};
if (@chars) {
$numrules ++;
}
}
if ($min > 0) {
$numrules ++;
}
if (($min > 0) \|\| ($max ne '') \|\| (@chars > 0)) {
if ($min) {
$alert{'min'} = &mt('minimum [quant,_1,character]',$min).'\n';
}
if ($max) {
$alert{'max'} = &mt('maximum [quant,_1,character]',$max).'\n';
}
my (@charalerts,@charrules);
if (@chars) {
if (grep(/^uc$/,@chars)) {
push(@charalerts,&mt('contain at least one upper case letter'));
push(@charrules,'uc');
}
if (grep(/^lc$/,@chars)) {
push(@charalerts,&mt('contain at least one lower case letter'));
push(@charrules,'lc');
}
if (grep(/^num$/,@chars)) {
push(@charalerts,&mt('contain at least one number'));
push(@charrules,'num');
}
if (grep(/^spec$/,@chars)) {
push(@charalerts,&mt('contain at least one non-alphanumeric'));
push(@charrules,'spec');
}
}
$intargjs = qq\| var rulesmsg = '';\n\|.
qq\| var currpwval = $currpasswdval;\n\|;
if ($min) {
$intargjs .= qq\|
if (currpwval.length < $min) {
rulesmsg += ' - $alert{min}';
}
\|;
}
if ($max) {
$intargjs .= qq\|
if (currpwval.length > $max) {
rulesmsg += ' - $alert{max}';
}
\|;
}
if (@chars > 0) {
my $charrulestr = '"'.join('","',@charrules).'"';
my $charalertstr = '"'.join('","',@charalerts).'"';
$intargjs .= qq\| var brokerules = new Array();\n\|.
qq\| var charrules = new Array($charrulestr);\n\|.
qq\| var charalerts = new Array($charalertstr);\n\|;
my %rules;
map { $rules{$_} = 1; } @chars;
if ($rules{'uc'}) {
$intargjs .= qq\|
var ucRegExp = /[A-Z]/;
if (!ucRegExp.test(currpwval)) {
brokerules.push('uc');
}
\|;
}
if ($rules{'lc'}) {
$intargjs .= qq\|
var lcRegExp = /[a-z]/;
if (!lcRegExp.test(currpwval)) {
brokerules.push('lc');
}
\|;
}
if ($rules{'num'}) {
$intargjs .= qq\|
var numRegExp = /[0-9]/;
if (!numRegExp.test(currpwval)) {
brokerules.push('num');
}
\|;
}
if ($rules{'spec'}) {
$intargjs .= q\|
var specRegExp = /[!"#$%&'()*+,\-.\/:;<=>?@[\\^\]_`{\\|}~]/;
if (!specRegExp.test(currpwval)) {
brokerules.push('spec');
}
\|;
}
$intargjs .= qq\|
if (brokerules.length > 0) {
for (var i=0; i<brokerules.length; i++) {
for (var j=0; j<charrules.length; j++) {
if (brokerules[i] == charrules[j]) {
rulesmsg += ' - '+charalerts[j]+'\\n';
break;
}
}
}
}
\|;
}
$intargjs .= qq\|
if (rulesmsg != '') {
rulesmsg = '$alertmsg'+rulesmsg;
alert(rulesmsg);
return false;
}
\|;
}
return ($numrules,$intargjs);
}

###############################################################	###############################################################
## Get Kerberos Defaults for Domain ##	## Get Kerberos Defaults for Domain ##
###############################################################	###############################################################
Line 3750 sub get_related_words {	Line 3342 sub get_related_words {
untie %thesaurus_db;	untie %thesaurus_db;
return @Words;	return @Words;
}	}
	###############################################################
	#
	# Spell checking
	#

=pod	=pod

=back	=back

	=head1 Spell checking

	=over 4

	=item * &check_spelling($wordlist $language)

	Takes a string containing words and feeds it to an external
	spellcheck program via a pipeline. Returns a string containing
	them mis-spelled words.

	Parameters:

	=over 4

	=item - $wordlist

	String that will be fed into the spellcheck program.

	=item - $language

	Language string that specifies the language for which the spell
	check will be performed.

	=back

	=back

	Note: This sub assumes that aspell is installed.


=cut	=cut


	sub check_spelling {
	my ($wordlist, $language) = @_;
	my @misspellings;

	# Generate the speller and set the langauge.
	# if explicitly selected:

	my $speller = Text::Aspell->new;
	if ($language) {
	$speller->set_option('lang', $language);
	}

	# Turn the word list into an array of words by splittingon whitespace

	my @words = split(/\s+/, $wordlist);

	foreach my $word (@words) {
	if(! $speller->check($word)) {
	push(@misspellings, $word);
	}
	}
	return join(' ', @misspellings);

	}

# -------------------------------------------------------------- Plaintext name	# -------------------------------------------------------------- Plaintext name
=pod	=pod

Line 4001 sub syllabuswrapper {	Line 3653 sub syllabuswrapper {
return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};	return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
}	}

sub aboutme_on {
my ($uname,$udom)=@_;
unless ($uname) { $uname=$env{'user.name'}; }
unless ($udom) { $udom=$env{'user.domain'}; }
return if ($udom eq 'public' && $uname eq 'public');
my $hashkey=$uname.':'.$udom;
my ($aboutme,$cached)=&Apache::lonnet::is_cached_new('aboutme',$hashkey);
if ($cached) {
return $aboutme;
}
$aboutme = &Apache::lonnet::usertools_access($uname,$udom,'aboutme');
&Apache::lonnet::do_cache_new('aboutme',$hashkey,$aboutme,3600);
return $aboutme;
}

sub devalidate_aboutme_cache {
my ($uname,$udom)=@_;
if (!$udom) { $udom =$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
return if ($udom eq 'public' && $uname eq 'public');
my $id=$uname.':'.$udom;
&Apache::lonnet::devalidate_cache_new('aboutme',$id);
}

# -----------------------------------------------------------------------------	# -----------------------------------------------------------------------------

sub track_student_link {	sub track_student_link {
Line 4411 Return string with previous attempt on p	Line 4039 Return string with previous attempt on p

=item * $usec: section of the desired student	=item * $usec: section of the desired student

=item * $identifier: counter for student (multiple students one problem) or	=item * $identifier: counter for student (multiple students one problem) or
problem (one student; whole sequence).	problem (one student; whole sequence).

=back	=back
Line 4498 sub get_previous_attempt {	Line 4126 sub get_previous_attempt {
my (@hidden,@unsolved);	my (@hidden,@unsolved);
if (%typeparts) {	if (%typeparts) {
foreach my $id (keys(%typeparts)) {	foreach my $id (keys(%typeparts)) {
if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') \|\|	if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') \|\|
($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) {	($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) {
push(@hidden,$id);	push(@hidden,$id);
} elsif ($identifier ne '') {	} elsif ($identifier ne '') {
Line 4559 sub get_previous_attempt {	Line 4187 sub get_previous_attempt {
if ($key =~ /\./) {	if ($key =~ /\./) {
my $value = $returnhash{$version.':'.$key};	my $value = $returnhash{$version.':'.$key};
if ($key =~ /\.rndseed$/) {	if ($key =~ /\.rndseed$/) {
my ($id) = ($key =~ /^(.+)\.rndseed$/);	my ($id) = ($key =~ /^(.+)\.[^.]+$/);
if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {	if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {
$value = $returnhash{$version.':'.$id.'.rawrndseed'};	$value = $returnhash{$version.':'.$id.'.rawrndseed'};
}	}
Line 4576 sub get_previous_attempt {	Line 4204 sub get_previous_attempt {
next if ($key =~ /\.foilorder$/);	next if ($key =~ /\.foilorder$/);
my $value = $returnhash{$version.':'.$key};	my $value = $returnhash{$version.':'.$key};
if ($key =~ /\.rndseed$/) {	if ($key =~ /\.rndseed$/) {
my ($id) = ($key =~ /^(.+)\.rndseed$/);	my ($id) = ($key =~ /^(.+)\.[^.]+$/);
if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {	if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {
$value = $returnhash{$version.':'.$id.'.rawrndseed'};	$value = $returnhash{$version.':'.$id.'.rawrndseed'};
}	}
Line 4607 sub get_previous_attempt {	Line 4235 sub get_previous_attempt {
if ($key =~/$regexp$/ && (defined &$gradesub)) {	if ($key =~/$regexp$/ && (defined &$gradesub)) {
$value = &$gradesub($value);	$value = &$gradesub($value);
}	}
$prevattempts.='<td>'.$value.' </td>';	$prevattempts.='<td>'. $value.' </td>';
} else {	} else {
$prevattempts.='<td> </td>';	$prevattempts.='<td> </td>';
}	}
Line 4623 sub get_previous_attempt {	Line 4251 sub get_previous_attempt {
if ($key =~/$regexp$/ && (defined &$gradesub)) {	if ($key =~/$regexp$/ && (defined &$gradesub)) {
$value = &$gradesub($value);	$value = &$gradesub($value);
}	}
$prevattempts.='<td>'.$value.' </td>';	$prevattempts.='<td>'.$value.' </td>';
}	}
}	}
$prevattempts.= &end_data_table_row().&end_data_table();	$prevattempts.= &end_data_table_row().&end_data_table();
} else {	} else {
my $msg;
if ($symb =~ /ext\.tool$/) {
$msg = &mt('No grade passed back.');
} else {
$msg = &mt('Nothing submitted - no attempts.');
}
$prevattempts=	$prevattempts=
&start_data_table().&start_data_table_row().	&start_data_table().&start_data_table_row().
'<td>'.$msg.'</td>'.	'<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
&end_data_table_row().&end_data_table();	&end_data_table_row().&end_data_table();
}	}
} else {	} else {
Line 4650 sub get_previous_attempt {	Line 4272 sub get_previous_attempt {
sub format_previous_attempt_value {	sub format_previous_attempt_value {
my ($key,$value) = @_;	my ($key,$value) = @_;
if (($key =~ /timestamp/) \|\| ($key=~/duedate/)) {	if (($key =~ /timestamp/) \|\| ($key=~/duedate/)) {
$value = &Apache::lonlocal::locallocaltime($value);	$value = &Apache::lonlocal::locallocaltime($value);
} elsif (ref($value) eq 'ARRAY') {	} elsif (ref($value) eq 'ARRAY') {
$value = '('.join(', ', @{ $value }).')';	$value = &HTML::Entities::encode('('.join(', ', @{ $value }).')','"<>&');
} elsif ($key =~ /answerstring$/) {	} elsif ($key =~ /answerstring$/) {
my %answers = &Apache::lonnet::str2hash($value);	my %answers = &Apache::lonnet::str2hash($value);
	my @answer = %answers;
	%answers = map {&HTML::Entities::encode($_, '"<>&')} @answer;
my @anskeys = sort(keys(%answers));	my @anskeys = sort(keys(%answers));
if (@anskeys == 1) {	if (@anskeys == 1) {
my $answer = $answers{$anskeys[0]};	my $answer = $answers{$anskeys[0]};
Line 4677 sub format_previous_attempt_value {	Line 4301 sub format_previous_attempt_value {
}	}
}	}
} else {	} else {
$value = &unescape($value);	$value = &HTML::Entities::encode(&unescape($value), '"<>&');
}	}
return $value;	return $value;
}	}
Line 4783 sub get_student_view_with_retries {	Line 4407 sub get_student_view_with_retries {
}	}
}	}

sub css_links {
my ($currsymb,$level) = @_;
my ($links,@symbs,%cssrefs,%httpref);
if ($level eq 'map') {
my $navmap = Apache::lonnavmaps::navmap->new();
if (ref($navmap)) {
my ($map,undef,$url)=&Apache::lonnet::decode_symb($currsymb);
my @resources = $navmap->retrieveResources($map,sub { $_[0]->is_problem() },0,0);
foreach my $res (@resources) {
if (ref($res) && $res->symb()) {
push(@symbs,$res->symb());
}
}
}
} else {
@symbs = ($currsymb);
}
foreach my $symb (@symbs) {
my $css_href = &Apache::lonnet::EXT('resource.0.cssfile',$symb);
if ($css_href =~ /\S/) {
unless ($css_href =~ m{https?://}) {
my $url = (&Apache::lonnet::decode_symb($symb))[-1];
my $proburl = &Apache::lonnet::clutter($url);
my ($probdir) = ($proburl =~ m{(.+)/[^/]+$});
unless ($css_href =~ m{^/}) {
$css_href = &Apache::lonnet::hreflocation($probdir,$css_href);
}
if ($css_href =~ m{^/(res\|uploaded)/}) {
unless (($httpref{'httpref.'.$css_href}) \|\|
(&Apache::lonnet::is_on_map($css_href))) {
my $thisurl = $proburl;
if ($env{'httpref.'.$proburl}) {
$thisurl = $env{'httpref.'.$proburl};
}
$httpref{'httpref.'.$css_href} = $thisurl;
}
}
}
$cssrefs{$css_href} = 1;
}
}
if (keys(%httpref)) {
&Apache::lonnet::appenv(\%httpref);
}
if (keys(%cssrefs)) {
foreach my $css_href (keys(%cssrefs)) {
next unless ($css_href =~ m{^(/res/\|/uploaded/\|https?://)});
$links .= '<link rel="stylesheet" type="text/css" href="'.$css_href.'" />'."\n";
}
}
return $links;
}

=pod	=pod

=item * &get_student_answers()	=item * &get_student_answers()
Line 5091 sub findallcourses {	Line 4662 sub findallcourses {
###############################################	###############################################

sub blockcheck {	sub blockcheck {
my ($setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_;	my ($setters,$activity,$uname,$udom,$url,$is_course) = @_;

unless (($activity eq 'docs') \|\| ($activity eq 'reinit') \|\| ($activity eq 'alert')) {
my ($has_evb,$check_ipaccess);
my $dom = $env{'user.domain'};
if ($env{'request.course.id'}) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $checkrole = "cm./$cdom/$cnum";
my $sec = $env{'request.course.sec'};
if ($sec ne '') {
$checkrole .= "/$sec";
}
if ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
($env{'request.role'} !~ /^st/)) {
$has_evb = 1;
}
unless ($has_evb) {
if (($activity eq 'printout') \|\| ($activity eq 'grades') \|\| ($activity eq 'search') \|\|
($activity eq 'boards') \|\| ($activity eq 'groups') \|\| ($activity eq 'chat')) {
if ($udom eq $cdom) {
$check_ipaccess = 1;
}
}
}
} elsif (($activity eq 'com') \|\| ($activity eq 'port') \|\| ($activity eq 'blogs') \|\|
($activity eq 'about') \|\| ($activity eq 'wishlist') \|\| ($activity eq 'passwd')) {
my $checkrole;
if ($env{'request.role.domain'} eq '') {
$checkrole = "cm./$env{'user.domain'}/";
} else {
$checkrole = "cm./$env{'request.role.domain'}/";
}
if (($checkrole) && (&Apache::lonnet::allowed('evb',undef,undef,$checkrole))) {
$has_evb = 1;
}
}
unless ($has_evb \|\| $check_ipaccess) {
my @machinedoms = &Apache::lonnet::current_machine_domains();
if (($dom eq 'public') && ($activity eq 'port')) {
$dom = $udom;
}
if (($dom ne '') && (grep(/^\Q$dom\E$/,@machinedoms))) {
$check_ipaccess = 1;
} else {
my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
my $internet_names = &Apache::lonnet::get_internet_names($lonhost);
my $prim = &Apache::lonnet::domain($dom,'primary');
my $intdom = &Apache::lonnet::internet_dom($prim);
if (($intdom ne '') && (ref($internet_names) eq 'ARRAY')) {
if (grep(/^\Q$intdom\E$/,@{$internet_names})) {
$check_ipaccess = 1;
}
}
}
}
if ($check_ipaccess) {
my ($ipaccessref,$cached)=&Apache::lonnet::is_cached_new('ipaccess',$dom);
unless (defined($cached)) {
my %domconfig =
&Apache::lonnet::get_dom('configuration',['ipaccess'],$dom);
$ipaccessref = &Apache::lonnet::do_cache_new('ipaccess',$dom,$domconfig{'ipaccess'},1800);
}
if ((ref($ipaccessref) eq 'HASH') && ($clientip)) {
foreach my $id (keys(%{$ipaccessref})) {
if (ref($ipaccessref->{$id}) eq 'HASH') {
my $range = $ipaccessref->{$id}->{'ip'};
if ($range) {
if (&Apache::lonnet::ip_match($clientip,$range)) {
if (ref($ipaccessref->{$id}->{'commblocks'}) eq 'HASH') {
if ($ipaccessref->{$id}->{'commblocks'}->{$activity} eq 'on') {
return ('','','',$id,$dom);
last;
}
}
}
}
}
}
}
}
if (($activity eq 'wishlist') \|\| ($activity eq 'annotate')) {
return ();
}
}
if (defined($udom) && defined($uname)) {	if (defined($udom) && defined($uname)) {
# If uname and udom are for a course, check for blocks in the course.	# If uname and udom are for a course, check for blocks in the course.
if (($is_course) \|\| (&Apache::lonnet::is_course($udom,$uname))) {	if (($is_course) \|\| (&Apache::lonnet::is_course($udom,$uname))) {
my ($startblock,$endblock,$triggerblock) =	my ($startblock,$endblock,$triggerblock) =
&get_blocks($setters,$activity,$udom,$uname,$url,$symb,$caller);	&get_blocks($setters,$activity,$udom,$uname,$url);
return ($startblock,$endblock,$triggerblock);	return ($startblock,$endblock,$triggerblock);
}	}
} else {	} else {
Line 5191 sub blockcheck {	Line 4679 sub blockcheck {
my $startblock = 0;	my $startblock = 0;
my $endblock = 0;	my $endblock = 0;
my $triggerblock = '';	my $triggerblock = '';
my %live_courses;	my %live_courses = &findallcourses(undef,$uname,$udom);
unless (($activity eq 'wishlist') \|\| ($activity eq 'annotate')) {
%live_courses = &findallcourses(undef,$uname,$udom);
}

# If uname is for a user, and activity is course-specific, i.e.,	# If uname is for a user, and activity is course-specific, i.e.,
# boards, chat or groups, check for blocking in current course only.	# boards, chat or groups, check for blocking in current course only.

if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|	if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|
$activity eq 'groups' \|\| $activity eq 'printout' \|\|	$activity eq 'groups' \|\| $activity eq 'printout') &&
$activity eq 'search' \|\| $activity eq 'reinit' \|\|	($env{'request.course.id'})) {
$activity eq 'alert') && ($env{'request.course.id'})) {
foreach my $key (keys(%live_courses)) {	foreach my $key (keys(%live_courses)) {
if ($key ne $env{'request.course.id'}) {	if ($key ne $env{'request.course.id'}) {
delete($live_courses{$key});	delete($live_courses{$key});
Line 5285 sub blockcheck {	Line 4769 sub blockcheck {
$tdom,$spec,$trest,$area);	$tdom,$spec,$trest,$area);
}	}
}	}
my ($author,$adv,$rar) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);	my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {	if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
if ($1) {	if ($1) {
$no_userblock = 1;	$no_userblock = 1;
Line 5307 sub blockcheck {	Line 4791 sub blockcheck {
($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));	($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
next if ($no_userblock);	next if ($no_userblock);

# Retrieve blocking times and identity of blocker for course	# Retrieve blocking times and identity of locker for course
# of specified user, unless user has 'evb' privilege.	# of specified user, unless user has 'evb' privilege.

my ($start,$end,$trigger) =	my ($start,$end,$trigger) =
&get_blocks($setters,$activity,$cdom,$cnum,$url,$symb,$caller);	&get_blocks($setters,$activity,$cdom,$cnum,$url);
if (($start != 0) &&	if (($start != 0) &&
(($startblock == 0) \|\| ($startblock > $start))) {	(($startblock == 0) \|\| ($startblock > $start))) {
$startblock = $start;	$startblock = $start;
Line 5331 sub blockcheck {	Line 4815 sub blockcheck {
}	}

sub get_blocks {	sub get_blocks {
my ($setters,$activity,$cdom,$cnum,$url,$symb,$caller) = @_;	my ($setters,$activity,$cdom,$cnum,$url) = @_;
my $startblock = 0;	my $startblock = 0;
my $endblock = 0;	my $endblock = 0;
my $triggerblock = '';	my $triggerblock = '';
Line 5344 sub get_blocks {	Line 4828 sub get_blocks {
my $now = time;	my $now = time;
my %commblocks = &Apache::lonnet::get_comm_blocks($cdom,$cnum);	my %commblocks = &Apache::lonnet::get_comm_blocks($cdom,$cnum);
if ($activity eq 'docs') {	if ($activity eq 'docs') {
my ($blocked,$nosymbcache,$noenccheck);	@blockers = &Apache::lonnet::has_comm_blocking('bre',undef,$url,\%commblocks);
if (($caller eq 'blockedaccess') \|\| ($caller eq 'blockingstatus')) {
$blocked = 1;
$nosymbcache = 1;
$noenccheck = 1;
}
@blockers = &Apache::lonnet::has_comm_blocking('bre',$symb,$url,$nosymbcache,$noenccheck,$blocked,\%commblocks);
foreach my $block (@blockers) {	foreach my $block (@blockers) {
if ($block =~ /^firstaccess____(.+)$/) {	if ($block =~ /^firstaccess____(.+)$/) {
my $item = $1;	my $item = $1;
Line 5402 sub get_blocks {	Line 4880 sub get_blocks {
my $end = $start + $env{'course.'.$cdom.'_'.$cnum.'.timerinterval.'.$timersymb};	my $end = $start + $env{'course.'.$cdom.'_'.$cnum.'.timerinterval.'.$timersymb};
if ($start && $end) {	if ($start && $end) {
if (($start <= time) && ($end >= time)) {	if (($start <= time) && ($end >= time)) {
if (ref($commblocks{$block}) eq 'HASH') {	unless (grep(/^\Q$block\E$/,@blockers)) {
if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {	push(@blockers,$block);
if ($commblocks{$block}{'blocks'}{$activity} eq 'on') {	$triggered{$block} = {
unless(grep(/^\Q$block\E$/,@blockers)) {	start => $start,
push(@blockers,$block);	end => $end,
$triggered{$block} = {	type => $type,
start => $start,	};
end => $end,
type => $type,
};
}
}
}
}	}
}	}
}	}
Line 5478 sub parse_block_record {	Line 4950 sub parse_block_record {
}	}

sub blocking_status {	sub blocking_status {
my ($activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_;	my ($activity,$uname,$udom,$url,$is_course) = @_;
my %setters;	my %setters;

# check for active blocking	# check for active blocking
if ($clientip eq '') {	my ($startblock,$endblock,$triggerblock) =
$clientip = &Apache::lonnet::get_requestor_ip();	&blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course);
}
my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
&blockcheck(\%setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller);
my $blocked = 0;	my $blocked = 0;
if (($startblock && $endblock) \|\| ($by_ip)) {	if ($startblock && $endblock) {
$blocked = 1;	$blocked = 1;
}	}

Line 5497 sub blocking_status {	Line 4966 sub blocking_status {

# build a link to a popup window containing the details	# build a link to a popup window containing the details
my $querystring = "?activity=$activity";	my $querystring = "?activity=$activity";
# $uname and $udom decide whose portfolio (or information page) the user is trying to look at	# $uname and $udom decide whose portfolio the user is trying to look at
if (($activity eq 'port') \|\| ($activity eq 'about') \|\| ($activity eq 'passwd')) {	if (($activity eq 'port') \|\| ($activity eq 'passwd')) {
$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);	$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);
$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);	$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);
} elsif ($activity eq 'docs') {	} elsif ($activity eq 'docs') {
my $showurl = &Apache::lonenc::check_encrypt($url);	$querystring .= '&url='.&HTML::Entities::encode($url,'&"');
$querystring .= '&url='.&HTML::Entities::encode($showurl,'\'&"<>');
if ($symb) {
my $showsymb = &Apache::lonenc::check_encrypt($symb);
$querystring .= '&symb='.&HTML::Entities::encode($showsymb,'\'&"<>');
}
}	}

my $output .= <<'END_MYBLOCK';	my $output .= <<'END_MYBLOCK';
Line 5532 END_MYBLOCK	Line 4996 END_MYBLOCK
$text = &mt('Printing Blocked');	$text = &mt('Printing Blocked');
} elsif ($activity eq 'passwd') {	} elsif ($activity eq 'passwd') {
$text = &mt('Password Changing Blocked');	$text = &mt('Password Changing Blocked');
} elsif ($activity eq 'grades') {
$text = &mt('Gradebook Blocked');
} elsif ($activity eq 'search') {
$text = &mt('Search Blocked');
} elsif ($activity eq 'alert') {
$text = &mt('Checking Critical Messages Blocked');
} elsif ($activity eq 'reinit') {
$text = &mt('Checking Course Update Blocked');
} elsif ($activity eq 'about') {
$text = &mt('Access to User Information Pages Blocked');
} elsif ($activity eq 'wishlist') {
$text = &mt('Access to Stored Links Blocked');
} elsif ($activity eq 'annotate') {
$text = &mt('Access to Annotations Blocked');
}	}
$output .= <<"END_BLOCK";	$output .= <<"END_BLOCK";
<div class='$class'>	<div class='$class'>
Line 5569 sub check_ip_acc {	Line 5019 sub check_ip_acc {
if (!defined($acc) \|\| $acc =~ /^\s$/ \|\| $acc =~/^\sno\s*$/i) {	if (!defined($acc) \|\| $acc =~ /^\s$/ \|\| $acc =~/^\sno\s*$/i) {
return 1;	return 1;
}	}
my $allowed=0;	my $allowed;
my $ip;	my $ip=$env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;
if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') \|\|
($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) {
$ip = $env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;
} else {
my $remote_ip = &Apache::lonnet::get_requestor_ip();
$ip = $remote_ip \|\| $env{'request.host'} \|\| $clientip;
}

my $name;	my $name;
my %access = (	my %access = (
Line 5589 sub check_ip_acc {	Line 5032 sub check_ip_acc {
foreach my $item (split(',',$acc)) {	foreach my $item (split(',',$acc)) {
$item =~ s/^\s*//;	$item =~ s/^\s*//;
$item =~ s/\s*$//;	$item =~ s/\s*$//;
	my $pattern;
if ($item =~ /^\!(.+)$/) {	if ($item =~ /^\!(.+)$/) {
push(@denies,$1);	push(@denies,$1);
} else {	} else {
push(@allows,$item);	push(@allows,$item);
}	}
}	}
my $numdenies = scalar(@denies);	my $numdenies = scalar(@denies);
my $numallows = scalar(@allows);	my $numallows = scalar(@allows);
my $count = 0;	my $count = 0;
foreach my $pattern (@denies,@allows) {	foreach my $pattern (@denies,@allows) {
$count ++;	$count ++;
my $acctype = 'allowfrom';	my $acctype = 'allowfrom';
if ($count <= $numdenies) {	if ($count <= $numdenies) {
$acctype = 'denyfrom';	$acctype = 'denyfrom';
Line 5710 sub get_domainconf {	Line 5154 sub get_domainconf {
my $server = $domconfig{'login'}{'loginvia'}{$hostname}{'server'};	my $server = $domconfig{'login'}{'loginvia'}{$hostname}{'server'};
$designhash{$udom.'.login.loginvia'} = $server;	$designhash{$udom.'.login.loginvia'} = $server;
if ($domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'} eq 'custom') {	if ($domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'} eq 'custom') {

$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'custompath'};	$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'custompath'};
} else {	} else {
$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'};	$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'};
Line 5726 sub get_domainconf {	Line 5171 sub get_domainconf {
}	}
}	}
}	}
} elsif ($key eq 'saml') {
if (ref($domconfig{'login'}{$key}) eq 'HASH') {
foreach my $host (keys(%{$domconfig{'login'}{$key}})) {
if (ref($domconfig{'login'}{$key}{$host}) eq 'HASH') {
$designhash{$udom.'.login.'.$key.'_'.$host} = 1;
foreach my $item ('text','img','alt','url','title','window','notsso') {
$designhash{$udom.'.login.'.$key.'_'.$item.'_'.$host} = $domconfig{'login'}{$key}{$host}{$item};
}
}
}
}
} else {	} else {
foreach my $img (keys(%{$domconfig{'login'}{$key}})) {	foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
$designhash{$udom.'.login.'.$key.'_'.$img} =	$designhash{$udom.'.login.'.$key.'_'.$img} =
Line 5801 sub get_legacy_domconf {	Line 5235 sub get_legacy_domconf {
my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';	my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
my $designfile = $designdir.'/'.$udom.'.tab';	my $designfile = $designdir.'/'.$udom.'.tab';
if (-e $designfile) {	if (-e $designfile) {
if ( open (my $fh,'<',$designfile) ) {	if ( open (my $fh,"<$designfile") ) {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line =~ /^\#/);	next if ($line =~ /^\#/);
chomp($line);	chomp($line);
Line 5841 sub domainlogo {	Line 5275 sub domainlogo {
&Apache::lonnet::repcopy($local_name);	&Apache::lonnet::repcopy($local_name);
}	}
$imgsrc = &lonhttpdurl($imgsrc);	$imgsrc = &lonhttpdurl($imgsrc);
}	}
my $alttext = $domain;	return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
if ($designhash{$domain.'.login.alttext_domlogo'} ne '') {
$alttext = $designhash{$domain.'.login.alttext_domlogo'};
}
return '<img src="'.$imgsrc.'" alt="'.$alttext.'" id="lclogindomlogo" />';
} elsif (defined(&Apache::lonnet::domain($domain,'description'))) {	} elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
return &Apache::lonnet::domain($domain,'description');	return &Apache::lonnet::domain($domain,'description');
} else {	} else {
Line 5964 sub head_subbox {	Line 5394 sub head_subbox {
Input: (optional) filename from which breadcrumb trail is built.	Input: (optional) filename from which breadcrumb trail is built.
In most cases no input as needed, as $env{'request.filename'}	In most cases no input as needed, as $env{'request.filename'}
is appropriate for use in building the breadcrumb trail.	is appropriate for use in building the breadcrumb trail.
frameset flag
If page header is being requested for use in a frameset, then
the second (option) argument -- frameset will be true, and
the target attribute set for links should be target="_parent".

Returns: HTML div with CSTR path and recent box	Returns: HTML div with CSTR path and recent box
To be included on Authoring Space pages	To be included on Authoring Space pages
Line 5975 Returns: HTML div with CSTR path and rec	Line 5401 Returns: HTML div with CSTR path and rec
=cut	=cut

sub CSTR_pageheader {	sub CSTR_pageheader {
my ($trailfile,$frameset) = @_;	my ($trailfile) = @_;
if ($trailfile eq '') {	if ($trailfile eq '') {
$trailfile = $env{'request.filename'};	$trailfile = $env{'request.filename'};
}	}
Line 5998 sub CSTR_pageheader {	Line 5424 sub CSTR_pageheader {
$lastitem = $thisdisfn;	$lastitem = $thisdisfn;
}	}

my ($target,$crumbtarget) = (' target="_top"','_top');
if ($frameset) {
$target = ' target="_parent"';
$crumbtarget = '_parent';
} elsif (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {
$target = '';
$crumbtarget = '';
} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) {
$target = ' target="'.$env{'request.deeplink.target'}.'"';
$crumbtarget = $env{'request.deeplink.target'};
}

my $output =	my $output =
'<div>'	'<div>'
.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?	.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
.'<b>'.&mt('Authoring Space:').'</b> '	.'<b>'.&mt('Authoring Space:').'</b> '
.'<form name="dirs" method="post" action="'.$formaction.'"'.$target.'>'	.'<form name="dirs" method="post" action="'.$formaction
.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,$crumbtarget,'/priv/'.$udom,undef,undef);	.'" target="_top">' #FIXME lonpubdir: target="_parent"
	.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);

if ($lastitem) {	if ($lastitem) {
$output .=	$output .=
Line 6025 sub CSTR_pageheader {	Line 5440 sub CSTR_pageheader {
}	}
$output .=	$output .=
'<br />'	'<br />'
#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."</b></tt><br />"	#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />"
.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')	.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
.'</form>'	.'</form>'
.&Apache::lonmenu::constspaceform($frameset)	.&Apache::lonmenu::constspaceform()
.'</div>';	.'</div>';

return $output;	return $output;
}	}

##############################################
=pod

=item * &nocodemirror()

Input: None

Returns: 1 if CodeMirror is deactivated based on
user's preference, or domain default,
if user indicated use of default.

=cut

sub nocodemirror {
my $nocodem = $env{'environment.nocodemirror'};
unless ($nocodem) {
my %domdefs = &Apache::lonnet::get_domain_defaults($env{'user.domain'});
if ($domdefs{'nocodemirror'}) {
$nocodem = 'yes';
}
}
if ($nocodem eq 'yes') {
return 1;
}
return;
}

##############################################
=pod

=item * &permitted_editors()

Input: $uri (optional)

Returns: %editors hash in which keys are editors
permitted in current Authoring Space.
Value for each key is 1. Possible keys
are: edit, xml, and daxe. If no specific
set of editors has been set for the Author
who owns the Authoring Space, then the
domain default will be used. If no domain
default has been set, then the keys will be
edit and xml.

=cut

sub permitted_editors {
my ($uri) = @_;
my ($is_author,$is_coauthor,$auname,$audom,%editors);
if ($env{'request.role'} =~ m{^au\./}) {
$is_author = 1;
} elsif ($env{'request.role'} =~ m{^(?:ca\|aa)\./($match_domain)/($match_username)}) {
($audom,$auname) = ($1,$2);
if (($audom ne '') && ($auname ne '')) {
if (($env{'user.domain'} eq $audom) &&
($env{'user.name'} eq $auname)) {
$is_author = 1;
} else {
$is_coauthor = 1;
}
}
} elsif ($env{'request.course.id'}) {
if ($env{'request.editurl'} =~ m{^/priv/($match_domain)/($match_username)/}) {
($audom,$auname) = ($1,$2);
} elsif ($env{'request.uri'} =~ m{^/priv/($match_domain)/($match_username)/}) {
($audom,$auname) = ($1,$2);
} elsif (($uri eq '/daxesave') &&
($env{'form.path'} =~ m{^/daxeopen/priv/($match_domain)/($match_username)/})) {
($audom,$auname) = ($1,$2);
}
if (($audom ne '') && ($auname ne '')) {
if (($env{'user.domain'} eq $audom) &&
($env{'user.name'} eq $auname)) {
$is_author = 1;
} else {
$is_coauthor = 1;
}
}
}
if ($is_author) {
if (exists($env{'environment.editors'})) {
map { $editors{$_} = 1; } split(/,/,$env{'environment.editors'});
} else {
%editors = ( edit => 1,
xml => 1,
);
}
} elsif ($is_coauthor) {
if (exists($env{"environment.internal.editors./$audom/$auname"})) {
map { $editors{$_} = 1; } split(/,/,$env{"environment.internal.editors./$audom/$auname"});
} else {
%editors = ( edit => 1,
xml => 1,
);
}
} else {
%editors = ( edit => 1,
xml => 1,
);
}
return %editors;
}

###############################################	###############################################
###############################################	###############################################

Line 6174 Inputs:	Line 5486 Inputs:

=item * $bgcolor, used to override the bgcolor on a webpage to a specific value	=item * $bgcolor, used to override the bgcolor on a webpage to a specific value

=item * $no_inline_link, if true and in remote mode, don't show the
'Switch To Inline Menu' link

=item * $args, optional argument valid values are	=item * $args, optional argument valid values are
no_auto_mt_title -> prevents &mt()ing the title arg	no_auto_mt_title -> prevents &mt()ing the title arg
use_absolute -> for external resource or syllabus, this will
contain https://<hostname> if server uses
https (as per hosts.tab), but request is for http
hostname -> hostname, from $r->hostname().

=item * $advtoolsref, optional argument, ref to an array containing	=item * $advtoolsref, optional argument, ref to an array containing
inlineremote items to be added in "Functions" menu below	inlineremote items to be added in "Functions" menu below
breadcrumbs.	breadcrumbs.

=item * $ltiscope, optional argument, will be one of: resource, map or
course, if LON-CAPA is in LTI Provider context. Value is
the scope of use, i.e., launch was for access to a single, a map
or the entire course.

=item * $ltiuri, optional argument, if LON-CAPA is in LTI Provider
context, this will contain the URL for the landing item in
the course, after launch from an LTI Consumer

=item * $ltimenu, optional argument, if LON-CAPA is in LTI Provider
context, this will contain a reference to hash of items
to be included in the page header and/or inline menu.

=item * $menucoll, optional argument, if specific menu collection is in
effect, either set as the default for the course, or set for
the deeplink paramater for $env{'request.deeplink.login'}
then $menucoll will be the number of that collection.

=item * $menuref, optional argument, reference to a hash, containing the
menu options included for the menu in effect, based on the
configuration for the numbered menu collection in use.

=item * $showncrumbsref, reference to a scalar. Calls to lonmenu::innerregister
within &bodytag() can result in calls to lonhtmlcommon::breadcrumbs(),
if so, $showncrumbsref is set there to 1, and will propagate back
via &bodytag() to &start_page(), to prevent lonhtmlcommon::breadcrumbs()
being called a second time.

=back	=back

Returns: A uniform header for LON-CAPA web pages.	Returns: A uniform header for LON-CAPA web pages.
Line 6227 other decorations will be returned.	Line 5504 other decorations will be returned.

sub bodytag {	sub bodytag {
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,	my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,
$no_nav_bar,$bgcolor,$no_inline_link,$args,$advtoolsref,	$no_nav_bar,$bgcolor,$args,$advtoolsref)=@_;
$ltiscope,$ltiuri,$ltimenu,$menucoll,$menuref,$showncrumbsref)=@_;

my $public;	my $public;
if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))	if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
Line 6237 sub bodytag {	Line 5513 sub bodytag {
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
my $httphost = $args->{'use_absolute'};	my $httphost = $args->{'use_absolute'};
my $hostname = $args->{'hostname'};

$function = &get_users_function() if (!$function);	$function = &get_users_function() if (!$function);
my $img = &designparm($function.'.img',$domain);	my $img = &designparm($function.'.img',$domain);
Line 6257 sub bodytag {	Line 5532 sub bodytag {
if ($realm) {	if ($realm) {
$realm = '/'.$realm;	$realm = '/'.$realm;
}	}
if ($role eq 'ca') {	if ($role eq 'ca') {
my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});	my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
$realm = &plainname($rname,$rdom);	$realm = &plainname($rname,$rdom);
}	}
# realm	# realm
my ($cid,$sec);
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$cid = $env{'request.course.id'};
if ($env{'request.course.sec'}) {
$sec = $env{'request.course.sec'};
}
} elsif ($realm =~ m{^/($match_domain)/($match_courseid)(?:\|/(\w+))$}) {
if (&Apache::lonnet::is_course($1,$2)) {
$cid = $1.'_'.$2;
$sec = $3;
}
}
if ($cid) {
if ($env{'request.role'} !~ /^cr/) {	if ($env{'request.role'} !~ /^cr/) {
$role = &Apache::lonnet::plaintext($role,&course_type());	$role = &Apache::lonnet::plaintext($role,&course_type());
} elsif ($role =~ m{^cr/($match_domain)/\1-domainconfig/(\w+)$}) {
if ($env{'request.role.desc'}) {
$role = $env{'request.role.desc'};
} else {
$role = &mt('Helpdesk[_1]',' '.$2);
}
} else {
$role = (split(/\//,$role,4))[-1];
}	}
if ($sec) {	if ($env{'request.course.sec'}) {
$role .= (' 'x2).'- '.&mt('section:').' '.$sec;	$role .= (' 'x2).'- '.&mt('section:').' '.$env{'request.course.sec'};
}	}
$realm = $env{'course.'.$cid.'.description'};	$realm = $env{'course.'.$env{'request.course.id'}.'.description'};
} else {	} else {
$role = &Apache::lonnet::plaintext($role);	$role = &Apache::lonnet::plaintext($role);
}	}
Line 6311 sub bodytag {	Line 5566 sub bodytag {
if ($public) {	if ($public) {
undef($role);	undef($role);
}	}

my $showcrstitle = 1;
if (($cid) && ($env{'request.lti.login'})) {
if (ref($ltimenu) eq 'HASH') {
unless ($ltimenu->{'role'}) {
undef($role);
}
unless ($ltimenu->{'coursetitle'}) {
$realm=' ';
$showcrstitle = 0;
}
}
} elsif (($cid) && ($menucoll)) {
if (ref($menuref) eq 'HASH') {
unless ($menuref->{'role'}) {
undef($role);
}
unless ($menuref->{'crs'}) {
$realm=' ';
$showcrstitle = 0;
}
}
}

my $titleinfo = '<h1>'.$title.'</h1>';	my $titleinfo = '<h1>'.$title.'</h1>';
#	#
# Extra info if you are the DC	# Extra info if you are the DC
my $dc_info = '';	my $dc_info = '';
if (($env{'user.adv'}) && ($env{'request.course.id'}) && $showcrstitle &&	if ($env{'user.adv'} && exists($env{'user.role.dc./'.
(exists($env{'user.role.dc./'.$env{'course.'.$cid.'.domain'}.'/'}))) {	$env{'course.'.$env{'request.course.id'}.
	'.domain'}.'/'})) {
	my $cid = $env{'request.course.id'};
$dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};	$dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
$dc_info =~ s/\s+$//;	$dc_info =~ s/\s+$//;
}	}

my $crstype;	my $crstype;
if ($cid) {	if ($env{'request.course.id'}) {
$crstype = $env{'course.'.$cid.'.type'};	$crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
} elsif ($args->{'crstype'}) {	} elsif ($args->{'crstype'}) {
$crstype = $args->{'crstype'};	$crstype = $args->{'crstype'};
}	}
	if (($crstype eq 'Placement') && (!$env{'request.role.adv'})) {
$role = '<span class="LC_nobreak">('.$role.')</span>' if ($role && !$env{'browser.mobile'});	undef($role);

if ($env{'request.state'} eq 'construct') { $forcereg=1; }



my $funclist;
if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {
$bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions($httphost), 'start')."\n".
Apache::lonmenu::serverform();
my $forbodytag;
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},
$args->{'bread_crumbs'},
$advtoolsref,'','',\$forbodytag);
unless (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
$funclist = $forbodytag;
}
} else {	} else {
	$role = '<span class="LC_nobreak">('.$role.')</span>' if ($role && !$env{'browser.mobile'});
	}

	if ($env{'request.state'} eq 'construct') { $forcereg=1; }

# if ($env{'request.state'} eq 'construct') {	# if ($env{'request.state'} eq 'construct') {
# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls	# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
Line 6379 sub bodytag {	Line 5600 sub bodytag {
$bodytag .= Apache::lonhtmlcommon::scripttag(	$bodytag .= Apache::lonhtmlcommon::scripttag(
Apache::lonmenu::utilityfunctions($httphost), 'start');	Apache::lonmenu::utilityfunctions($httphost), 'start');

my $collapsible;	my ($left,$right) = Apache::lonmenu::primary_menu($crstype);
if ($args->{'collapsible_header'} ne '') {
$collapsible = 1;	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
my ($menustate,$tiptext,$divclass);	if ($dc_info) {
if ($args->{'start_collapsed'}) {	$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
$menustate = 'collapsed';	}
$tiptext = 'display';	$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
$divclass = 'hidden';	<em>$realm</em> $dc_info</div>\|;
} else {	return $bodytag;
$menustate = 'expanded';
$tiptext = 'hide';
$divclass = 'shown';
}
my $alttext = &mt('menu state: '.$menustate);
my $tooltip = &mt($tiptext.' standard menus');
$bodytag .= <<"END";
<div id="LC_expandingContainer" style="display:inline;">
<div id="LC_collapsible" class="LC_collapse_trigger" style="position: absolute;top: -5px;left: 0px; z-index:101; display:inline;">
<a href="#" style="text-decoration:none;"><img class="LC_collapsible_indicator" alt="$alttext" title="$tooltip" src="/res/adm/pages/$menustate.png" style="border:0;margin:0;padding:0;max-width:100%;height:auto" /></a></div>
<div class="LC_menus_content $divclass">
END
}	}
unless ($args->{'no_primary_menu'}) {
my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu,$menucoll,$menuref,
$args->{'links_disabled'},
$args->{'links_target'},
$collapsible);
if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
}
$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
<em>$realm</em> $dc_info</div>\|;
return $bodytag;
}

unless ($env{'request.symb'} =~ m/\.page___\d+___/) {	unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
$bodytag .= qq\|<div id="LC_nav_bar">$left $role</div>\|;	$bodytag .= qq\|<div id="LC_nav_bar">$left $role</div>\|;
}	}

$bodytag .= $right;	$bodytag .= $right;

if ($dc_info) {	if ($dc_info) {
$dc_info = &dc_courseid_toggle($dc_info);	$dc_info = &dc_courseid_toggle($dc_info);
}
$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;
}	}
	$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;

#if directed to not display the secondary menu, don't.	#if directed to not display the secondary menu, don't.
if ($args->{'no_secondary_menu'}) {	if ($args->{'no_secondary_menu'}) {
return $bodytag;	return $bodytag;
}	}
#don't show menus for public users	#don't show menus for public users
if (!$public){	if (!$public){
unless ($args->{'no_inline_menu'}) {	$bodytag .= Apache::lonmenu::secondary_menu($httphost);
$bodytag .= Apache::lonmenu::secondary_menu($httphost,$ltiscope,$ltimenu,
$args->{'no_primary_menu'},
$menucoll,$menuref,
$args->{'links_disabled'},
$args->{'links_target'});
}
$bodytag .= Apache::lonmenu::serverform();	$bodytag .= Apache::lonmenu::serverform();
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');	$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
if ($env{'request.state'} eq 'construct') {	if ($env{'request.state'} eq 'construct') {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'},'','',$hostname,	$args->{'bread_crumbs'});
$ltiscope,$ltiuri,$showncrumbsref);
} elsif ($forcereg) {	} elsif ($forcereg) {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,
$args->{'group'},$args->{'hide_buttons'},	$args->{'group'});
$hostname,$ltiscope,$ltiuri,$showncrumbsref);
} else {	} else {
my $forbodytag;	$bodytag .=
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},	$forcereg,$args->{'group'},
$args->{'bread_crumbs'},	$args->{'bread_crumbs'},
$advtoolsref,'',$hostname,	$advtoolsref);
\$forbodytag);
unless (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
$bodytag .= $forbodytag;
}
}	}
}else{	}else{
# this is to seperate menu from content when there's no secondary	# this is to seperate menu from content when there's no secondary
Line 6467 END	Line 5650 END
$bodytag .= '<hr style="clear:both" />';	$bodytag .= '<hr style="clear:both" />';
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');	$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
}	}
if ($args->{'collapsible_header'} ne '') {
$bodytag .= $args->{'collapsible_header'}.
'<div id="LC_collapsible_separator"></div>'.
'</div></div>';
}
return $bodytag;
}

#
# Top frame rendering, Remote is up
#

my $imgsrc = $img;
if ($img =~ /^\/adm/) {
$imgsrc = &lonhttpdurl($img);
}
my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';

my $help=($no_inline_link?''	return $bodytag;
:&Apache::loncommon::top_nav_help('Help'));

# Explicit link to get inline menu
my $menu= ($no_inline_link?''
:'<a href="/adm/remote?action=collapse" target="_top">'.&mt('Switch to Inline Menu Mode').'</a>');

if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">($dc_info)</span>\|;
}

my $name = &plainname($env{'user.name'},$env{'user.domain'});
unless ($public) {
$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
undef,'LC_menubuttons_link');
}

unless ($env{'form.inhibitmenu'}) {
$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>
<ol class="LC_primary_menu LC_floatright LC_right">
<li>$help</li>
<li>$menu</li>
</ol><div id="LC_realm"> $realm $dc_info</div>\|;
}
if ($env{'request.state'} eq 'construct') {
if (!$public){
if ($env{'request.state'} eq 'construct') {
$funclist = &Apache::lonhtmlcommon::scripttag(
&Apache::lonmenu::utilityfunctions($httphost), 'start').
&Apache::lonhtmlcommon::scripttag('','end').
&Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'});
}
}
}
return $bodytag."\n".$funclist;
}	}

sub dc_courseid_toggle {	sub dc_courseid_toggle {
Line 6552 sub make_attr_string {	Line 5683 sub make_attr_string {
delete($attr_ref->{$key});	delete($attr_ref->{$key});
}	}
}	}
if ($env{'environment.remote'} eq 'on') {	$attr_ref->{'onload'} = $on_load;
$attr_ref->{'onload'} =	$attr_ref->{'onunload'}= $on_unload;
&Apache::lonmenu::loadevents(). $on_load;
$attr_ref->{'onunload'}=
&Apache::lonmenu::unloadevents().$on_unload;
} else {
$attr_ref->{'onload'} = $on_load;
$attr_ref->{'onunload'}= $on_unload;
}
}	}

my $attr_string;	my $attr_string;
Line 6596 sub endbodytag {	Line 5720 sub endbodytag {
}	}
if ( exists( $env{'internal.head.redirect'} ) ) {	if ( exists( $env{'internal.head.redirect'} ) ) {
if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {	if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
my ($endbodyjs,$idattr);
if ($env{'internal.head.to_opener'}) {
my $linkid = 'LC_continue_link';
$idattr = ' id="'.$linkid.'"';
my $redirect_for_js = &js_escape($env{'internal.head.redirect'});
$endbodyjs=<<ENDJS;
<script type="text/javascript">
// <![CDATA[
function ebFunction(evt) {
evt.preventDefault();
var dest = '$redirect_for_js';
if (window.opener != null && !window.opener.closed) {
window.opener.location.href=dest;
window.close();
} else {
window.location.href=dest;
}
return false;
}

\$(document).ready(function () {
if (document.getElementById('$linkid')) {
var clickelem = document.getElementById('$linkid');
clickelem.addEventListener('click',ebFunction,false);
}
});
// ]]>
</script>
ENDJS
}
$endbodytag=	$endbodytag=
"$endbodyjs<br /><a href=\"$env{'internal.head.redirect'}\"$idattr>".	"<br /><a href=\"$env{'internal.head.redirect'}\">".
&mt('Continue').'</a>'.	&mt('Continue').'</a>'.
$endbodytag;	$endbodytag;
}	}
}	}
if ((ref($args) eq 'HASH') && ($args->{'dashjs'})) {
$endbodytag = &Apache::lonhtmlcommon::dash_to_minus_js().$endbodytag;
}
return $endbodytag;	return $endbodytag;
}	}

Line 6719 form, .inline {	Line 5810 form, .inline {
display: inline;	display: inline;
}	}

.LC_menus_content.shown{
display: block;
}

.LC_menus_content.hidden {
display: none;
}

.LC_right {	.LC_right {
text-align:right;	text-align:right;
}	}
Line 6747 form, .inline {	Line 5830 form, .inline {
width:400px;	width:400px;
}	}

#LC_collapsible_separator {
border: 1px solid black;
width: 99.9%;
height: 0px;
}

.LC_iframecontainer {	.LC_iframecontainer {
width: 98%;	width: 98%;
margin: 0;	margin: 0;
Line 6820 div.LC_confirm_box .LC_success img {	Line 5897 div.LC_confirm_box .LC_success img {
height: auto;	height: auto;
}	}

.LC_textsize_mobile {
\@media only screen and (max-device-width: 480px) {
-webkit-text-size-adjust:100%; -moz-text-size-adjust:100%; -ms-text-size-adjust:100%;
}
}

.LC_icon {	.LC_icon {
border: none;	border: none;
vertical-align: middle;	vertical-align: middle;
Line 6931 ul.LC_breadcrumb_tools_outerlist li {	Line 6002 ul.LC_breadcrumb_tools_outerlist li {
float: right;	float: right;
}	}

	.LC_placement_prog {
	padding-right: 20px;
	font-weight: bold;
	font-size: 90%;
	}

table#LC_title_bar td {	table#LC_title_bar td {
background: $tabbg;	background: $tabbg;
}	}
Line 6947 table#LC_menubuttons img {	Line 6024 table#LC_menubuttons img {
vertical-align: middle;	vertical-align: middle;
}	}

.LC_breadcrumbs_hoverable {
background: $sidebg;
}

td.LC_table_cell_checkbox {	td.LC_table_cell_checkbox {
text-align: center;	text-align: center;
}	}
Line 7021 td.LC_menubuttons_text {	Line 6094 td.LC_menubuttons_text {
background: $tabbg;	background: $tabbg;
}	}

td.LC_zero_height {
line-height: 0;
cellpadding: 0;
}

table.LC_data_table {	table.LC_data_table {
border: 1px solid #000000;	border: 1px solid #000000;
border-collapse: separate;	border-collapse: separate;
Line 7616 table.LC_prior_tries td {	Line 6684 table.LC_prior_tries td {
padding: 6px;	padding: 6px;
}	}

.LC_answer_unknown,	.LC_answer_unknown {
.LC_answer_warning {
background: orange;	background: orange;
color: black;	color: black;
padding: 6px;	padding: 6px;
Line 7699 table.LC_data_table tr > td.LC_docs_entr	Line 6766 table.LC_data_table tr > td.LC_docs_entr
color: #990000;	color: #990000;
}	}

.LC_domprefs_email,
.LC_docs_reinit_warn,	.LC_docs_reinit_warn,
.LC_docs_ext_edit {	.LC_docs_ext_edit {
font-size: x-small;	font-size: x-small;
Line 7948 fieldset {	Line 7014 fieldset {
/* overflow: hidden; */	/* overflow: hidden; */
}	}

fieldset#LC_selectuser {
margin: 0;
padding: 0;
}

article.geogebraweb div {	article.geogebraweb div {
margin: 0;	margin: 0;
}	}
Line 8001 ol.LC_primary_menu li {	Line 7062 ol.LC_primary_menu li {
line-height: 1.5em;	line-height: 1.5em;
}	}

ol.LC_primary_menu li a,	ol.LC_primary_menu li a,
ol.LC_primary_menu li p {	ol.LC_primary_menu li p {
display: block;	display: block;
margin: 0;	margin: 0;
Line 8016 ol.LC_primary_menu li p span.LC_primary_	Line 7077 ol.LC_primary_menu li p span.LC_primary_
}	}

ol.LC_primary_menu li p span.LC_primary_menu_innerarrow {	ol.LC_primary_menu li p span.LC_primary_menu_innerarrow {
display: inline-block;	display: inline-block;
width: 5%;	width: 5%;
float: right;	float: right;
text-align: right;	text-align: right;
Line 8051 ol.LC_primary_menu li:hover li, ol.LC_pr	Line 7112 ol.LC_primary_menu li:hover li, ol.LC_pr
float: none;	float: none;
border-left: 1px solid black;	border-left: 1px solid black;
border-right: 1px solid black;	border-right: 1px solid black;
/* A dark bottom border to visualize different menu options;	/* A dark bottom border to visualize different menu options;
overwritten in the create_submenu routine for the last border-bottom of the menu */	overwritten in the create_submenu routine for the last border-bottom of the menu */
border-bottom: 1px solid $data_table_dark;	border-bottom: 1px solid $data_table_dark;
}	}

ol.LC_primary_menu li li p:hover {	ol.LC_primary_menu li li p:hover {
Line 8496 a#LC_content_toolbar_edittoplevel {	Line 7557 a#LC_content_toolbar_edittoplevel {
background-image:url(/res/adm/pages/edittoplevel.gif);	background-image:url(/res/adm/pages/edittoplevel.gif);
}	}

a#LC_content_toolbar_printout {
background-image:url(/res/adm/pages/printout.gif);
}

ul#LC_toolbar li a:hover {	ul#LC_toolbar li a:hover {
background-position: bottom center;	background-position: bottom center;
}	}
Line 8617 ul.LC_funclist li {	Line 7674 ul.LC_funclist li {
cursor:pointer;	cursor:pointer;
}	}

.LCisDisabled {
cursor: not-allowed;
opacity: 0.5;
}

a[aria-disabled="true"] {
color: currentColor;
display: inline-block; /* For IE11/ MS Edge bug */
pointer-events: none;
text-decoration: none;
}

pre.LC_wordwrap {
white-space: pre-wrap;
white-space: -moz-pre-wrap;
white-space: -pre-wrap;
white-space: -o-pre-wrap;
word-wrap: break-word;
}

/*	/*
styles used for response display	styles used for response display
*/	*/
Line 8749 section.role-warning>h1:before {	Line 7786 section.role-warning>h1:before {
content:url('/adm/daxe/images/section_icons/warning.png');	content:url('/adm/daxe/images/section_icons/warning.png');
}	}

#LC_minitab_header {
float:left;
width:100%;
background:#DAE0D2 url("/res/adm/pages/minitabmenu_bg.gif") repeat-x bottom;
font-size:93%;
line-height:normal;
margin: 0.5em 0 0.5em 0;
}
#LC_minitab_header ul {
margin:0;
padding:10px 10px 0;
list-style:none;
}
#LC_minitab_header li {
float:left;
background:url("/res/adm/pages/minitabmenu_left.gif") no-repeat left top;
margin:0;
padding:0 0 0 9px;
}
#LC_minitab_header a {
display:block;
background:url("/res/adm/pages/minitabmenu_right.gif") no-repeat right top;
padding:5px 15px 4px 6px;
}
#LC_minitab_header #LC_current_minitab {
background-image:url("/res/adm/pages/minitabmenu_left_on.gif");
}
#LC_minitab_header #LC_current_minitab a {
background-image:url("/res/adm/pages/minitabmenu_right_on.gif");
padding-bottom:5px;
}


END	END
}	}

Line 8802 Inputs: $title - optional title for the	Line 7806 Inputs: $title - optional title for the
3- whether the side effect should occur	3- whether the side effect should occur
(side effect of setting	(side effect of setting
$env{'internal.head.redirect'} to the url	$env{'internal.head.redirect'} to the url
redirected to)	redirected too)
4- whether the redirect target should be
the opener of the current (pop-up)
window (side effect of setting
$env{'internal.head.to_opener'} to
1, if true.
5- whether encrypt check should be skipped
domain -> force to color decorate a page for a specific	domain -> force to color decorate a page for a specific
domain	domain
function -> force usage of a specific rolish color scheme	function -> force usage of a specific rolish color scheme
Line 8845 sub headtag {	Line 7843 sub headtag {
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= &Apache::lonhtmlcommon::htmlareaheaders();	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
}	}
if ($args->{'force_register'}) {	if ($args->{'force_register'} && $env{'request.noversionuri'} !~ m{^/res/adm/pages/}) {
$result .= &Apache::lonmenu::registerurl(1);	$result .= Apache::lonxml::display_title();
}	}
if (!$args->{'no_nav_bar'}	if (!$args->{'no_nav_bar'}
&& !$args->{'only_body'}	&& !$args->{'only_body'}
Line 8871 sub headtag {	Line 7869 sub headtag {
}	}
}	}
if (ref($args->{'redirect'})) {	if (ref($args->{'redirect'})) {
my ($time,$url,$inhibit_continue,$to_opener,$skip_enc_check) = @{$args->{'redirect'}};	my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
if (!$skip_enc_check) {	$url = &Apache::lonenc::check_encrypt($url);
$url = &Apache::lonenc::check_encrypt($url);
}
if (!$inhibit_continue) {	if (!$inhibit_continue) {
$env{'internal.head.redirect'} = $url;	$env{'internal.head.redirect'} = $url;
}	}
$result.=<<"ADDMETA";	$result.=<<ADDMETA
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
ADDMETA
if ($to_opener) {
$env{'internal.head.to_opener'} = 1;
my $dest = &js_escape($url);
my $timeout = int($time * 1000);
$result .=<<"ENDJS";
<script type="text/javascript">
// <![CDATA[
function LC_To_Opener() {
var dest = '$dest';
if (dest != '') {
if (window.opener != null && !window.opener.closed) {
window.opener.location.href=dest;
window.close();
} else {
window.location.href=dest;
}
}
}
\$(document).ready(function () {
setTimeout('LC_To_Opener()',$timeout);
});
// ]]>
</script>
ENDJS
} else {
$result.=<<"ADDMETA";
<meta http-equiv="Refresh" content="$time; url=$url" />	<meta http-equiv="Refresh" content="$time; url=$url" />
ADDMETA	ADDMETA
}
} else {	} else {
unless (($args->{'frameset'}) \|\| ($args->{'js_ready'}) \|\| ($args->{'only_body'}) \|\| ($args->{'no_nav_bar'})) {	unless (($args->{'frameset'}) \|\| ($args->{'js_ready'}) \|\| ($args->{'only_body'}) \|\| ($args->{'no_nav_bar'})) {
my $requrl = $env{'request.uri'};	my $requrl = $env{'request.uri'};
Line 8923 ADDMETA	Line 7891 ADDMETA
my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};	my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};
unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {	unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {
my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);	my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);
my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
my ($offload,$offloadoth);
if (ref($domdefs{'offloadnow'}) eq 'HASH') {	if (ref($domdefs{'offloadnow'}) eq 'HASH') {
	my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
if ($domdefs{'offloadnow'}{$lonhost}) {	if ($domdefs{'offloadnow'}{$lonhost}) {
$offload = 1;	my $newserver = &Apache::lonnet::spareserver(30000,undef,1,$dom_in_use);
if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne $dom_in_use) &&	if (($newserver) && ($newserver ne $lonhost)) {
(!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) {	my $numsec = 5;
unless (&Apache::lonnet::shared_institution($env{'user.domain'})) {	my $timeout = $numsec * 1000;
$offloadoth = 1;	my ($newurl,$locknum,%locks,$msg);
$dom_in_use = $env{'user.domain'};	if ($env{'request.role.adv'}) {
	($locknum,%locks) = &Apache::lonnet::get_locks();
}	}
}	my $disable_submit = 0;
}	if ($requrl =~ /$LONCAPA::assess_re/) {
}	$disable_submit = 1;
unless ($offload) {
if (ref($domdefs{'offloadoth'}) eq 'HASH') {
if ($domdefs{'offloadoth'}{$lonhost}) {
if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne $dom_in_use) &&
(!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) {
unless (&Apache::lonnet::shared_institution($env{'user.domain'})) {
$offload = 1;
$offloadoth = 1;
$dom_in_use = $env{'user.domain'};
}
}	}
}	if ($locknum) {
}	my @lockinfo = sort(values(%locks));
}	$msg = &mt('Once the following tasks are complete: ')."\\n".
if ($offload) {	join(", ",sort(values(%locks)))."\\n".
my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use);	&mt('your session will be transferred to a different server, after you click "Roles".');
if (($newserver eq '') && ($offloadoth)) {
my @domains = &Apache::lonnet::current_machine_domains();
if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {
($newserver) = &Apache::lonnet::choose_server($dom_in_use);
}
}
if (($newserver) && ($newserver ne $lonhost)) {
my $numsec = 5;
my $timeout = $numsec * 1000;
my ($newurl,$locknum,%locks,$msg);
if ($env{'request.role.adv'}) {
($locknum,%locks) = &Apache::lonnet::get_locks();
}
my $disable_submit = 0;
if ($requrl =~ /$LONCAPA::assess_re/) {
$disable_submit = 1;
}
if ($locknum) {
my @lockinfo = sort(values(%locks));
$msg = &mt('Once the following tasks are complete:')." \n".
join(", ",sort(values(%locks)))."\n";
if (&show_course()) {
$msg .= &mt('your session will be transferred to a different server, after you click "Courses".');
} else {	} else {
$msg .= &mt('your session will be transferred to a different server, after you click "Roles".');	if (($requrl =~ m{^/res/}) && ($env{'form.submitted'} =~ /^part_/)) {
}	$msg = &mt('Your LON-CAPA submission has been recorded')."\\n";
} else {
if (($requrl =~ m{^/res/}) && ($env{'form.submitted'} =~ /^part_/)) {
$msg = &mt('Your LON-CAPA submission has been recorded')."\n";
}
$msg .= &mt('Your current LON-CAPA session will be transferred to a different server in [quant,_1,second].',$numsec);
$newurl = '/adm/switchserver?otherserver='.$newserver;
if (($env{'request.role'}) && ($env{'request.role'} ne 'cm')) {
$newurl .= '&role='.$env{'request.role'};
}
if ($env{'request.symb'}) {
my $shownsymb = &Apache::lonenc::check_encrypt($env{'request.symb'});
if ($shownsymb =~ m{^/enc/}) {
my $reqdmajor = 2;
my $reqdminor = 11;
my $reqdsubminor = 3;
my $newserverrev = &Apache::lonnet::get_server_loncaparev('',$newserver);
my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$newserver);
my ($major,$minor,$subminor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.(\d+\|)[\w.\-]+\'?$/);
if (($major eq '' && $minor eq '') \|\|
(($reqdmajor > $major) \|\| (($reqdmajor == $major) && ($reqdminor > $minor)) \|\|
(($reqdmajor == $major) && ($reqdminor == $minor) && (($subminor eq '') \|\|
($reqdsubminor > $subminor))))) {
undef($shownsymb);
}
}	}
if ($shownsymb) {	$msg .= &mt('Your current LON-CAPA session will be transferred to a different server in [quant,_1,second].',$numsec);
&js_escape(\$shownsymb);	$newurl = '/adm/switchserver?otherserver='.$newserver;
$newurl .= '&symb='.$shownsymb;	if (($env{'request.role'}) && ($env{'request.role'} ne 'cm')) {
	$newurl .= '&role='.$env{'request.role'};
	}
	if ($env{'request.symb'}) {
	$newurl .= '&symb='.$env{'request.symb'};
	} else {
	$newurl .= '&origurl='.$requrl;
}	}
} else {
my $shownurl = &Apache::lonenc::check_encrypt($requrl);
&js_escape(\$shownurl);
$newurl .= '&origurl='.$shownurl;
}	}
}	&js_escape(\$msg);
&js_escape(\$msg);	$result.=<<OFFLOAD
$result.=<<OFFLOAD
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
Line 9036 function LC_Offload_Now() {	Line 7948 function LC_Offload_Now() {
// ]]>	// ]]>
</script>	</script>
OFFLOAD	OFFLOAD
	}
}	}
}	}
}	}
Line 9051 OFFLOAD	Line 7964 OFFLOAD
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= ' /';	$result .= ' /';
}	}
$result .= '>'	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
my $clientmobile;	my $clientmobile;
Line 9065 OFFLOAD	Line 7978 OFFLOAD
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">	<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
<meta name="apple-mobile-web-app-capable" content="yes" />';	<meta name="apple-mobile-web-app-capable" content="yes" />';
}	}
$result .= '<meta name="google" content="notranslate" />'."\n";
return $result.'</head>';	return $result.'</head>';
}	}

Line 9084 sub font_settings {	Line 7996 sub font_settings {
my $headerstring='';	my $headerstring='';
if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) \|\|	if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) \|\|
((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) {	((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) {
$headerstring.=	$headerstring.=
'<meta http-equiv="Content-Type" content="text/html; charset=utf-8"';	'<meta http-equiv="Content-Type" content="text/html; charset=utf-8"';
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$headerstring.= ' /';	$headerstring.= ' /';
}	}
$headerstring .= '>'."\n";	$headerstring .= '>'."\n";
}	}
return $headerstring;	return $headerstring;
}	}
Line 9134 sub print_suppression {	Line 8046 sub print_suppression {
}	}
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $clientip = &Apache::lonnet::get_requestor_ip();	my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1);
my $blocked = &blocking_status('printout',$clientip,$cnum,$cdom,undef,1);
if ($blocked) {	if ($blocked) {
my $checkrole = "cm./$cdom/$cnum";	my $checkrole = "cm./$cdom/$cnum";
if ($env{'request.course.sec'} ne '') {	if ($env{'request.course.sec'} ne '') {
Line 9243 $args - additional optional args support	Line 8154 $args - additional optional args support
skip_phases -> hash ref of	skip_phases -> hash ref of
head -> skip the <html><head> generation	head -> skip the <html><head> generation
body -> skip all <body> generation	body -> skip all <body> generation
no_inline_link -> if true and in remote mode, don't show the
'Switch To Inline Menu' link
no_auto_mt_title -> prevent &mt()ing the title arg	no_auto_mt_title -> prevent &mt()ing the title arg
bread_crumbs -> Array containing breadcrumbs	bread_crumbs -> Array containing breadcrumbs
bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs	bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs
bread_crumbs_nomenu -> if true will pass false as the value of $menulink	group -> includes the current group, if page is for a
to lonhtmlcommon::breadcrumbs	specific group
group -> includes the current group, if page is for a
specific group
use_absolute -> for request for external resource or syllabus, this
will contain https://<hostname> if server uses
https (as per hosts.tab), but request is for http
hostname -> hostname, originally from $r->hostname(), (optional).
links_disabled -> Links in primary and secondary menus are disabled
(Can enable them once page has loaded - see lonroles.pm
for an example).
links_target -> Target for links, e.g., _parent (optional).

=back	=back

Line 9272 sub start_page {	Line 8171 sub start_page {
#&Apache::lonnet::logthis("start_page ".join(':',caller(0)));	#&Apache::lonnet::logthis("start_page ".join(':',caller(0)));

$env{'internal.start_page'}++;	$env{'internal.start_page'}++;
my ($result,@advtools,$ltiscope,$ltiuri,%ltimenu,$menucoll,%menu);	my ($result,@advtools);

if (! exists($args->{'skip_phases'}{'head'}) ) {	if (! exists($args->{'skip_phases'}{'head'}) ) {
$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);	$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
}	}

if (($env{'request.course.id'}) && ($env{'request.lti.login'})) {
if ($env{'course.'.$env{'request.course.id'}.'.lti.override'}) {
unless ($env{'course.'.$env{'request.course.id'}.'.lti.topmenu'}) {
$args->{'no_primary_menu'} = 1;
}
unless ($env{'course.'.$env{'request.course.id'}.'.lti.inlinemenu'}) {
$args->{'no_inline_menu'} = 1;
}
if ($env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'}) {
map { $ltimenu{$_} = 1; } split(/,/,$env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'});
}
} else {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my %lti = &Apache::lonnet::get_domain_lti($cdom,'provider');
if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') {
unless ($lti{$env{'request.lti.login'}}{'topmenu'}) {
$args->{'no_primary_menu'} = 1;
}
unless ($lti{$env{'request.lti.login'}}{'inlinemenu'}) {
$args->{'no_inline_menu'} = 1;
}
if (ref($lti{$env{'request.lti.login'}}{'lcmenu'}) eq 'ARRAY') {
map { $ltimenu{$_} = 1; } @{$lti{$env{'request.lti.login'}}{'lcmenu'}};
}
}
}
($ltiscope,$ltiuri) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'},
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});
} elsif ($env{'request.course.id'}) {
my $expiretime=600;
if ((time-$env{'course.'.$env{'request.course.id'}.'.last_cache'}) > $expiretime) {
&Apache::lonnet::coursedescription($env{'request.course.id'},{'freshen_cache' => 1});
}
my ($deeplinkmenu,$menuref);
($menucoll,$deeplinkmenu,$menuref) = &menucoll_in_effect();
if ($menucoll) {
if (ref($menuref) eq 'HASH') {
%menu = %{$menuref};
}
if ($menu{'top'} eq 'n') {
$args->{'no_primary_menu'} = 1;
}
if ($menu{'inline'} eq 'n') {
unless (&Apache::lonnet::allowed('opa')) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $crstype = &course_type();
my $now = time;
my $ccrole;
if ($crstype eq 'Community') {
$ccrole = 'co';
} else {
$ccrole = 'cc';
}
if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
if ((($start) && ($start<0)) \|\|
(($end) && ($end<$now)) \|\|
(($start) && ($now<$start))) {
$args->{'no_inline_menu'} = 1;
}
} else {
$args->{'no_inline_menu'} = 1;
}
}
}
}
}

my $showncrumbs;
if (! exists($args->{'skip_phases'}{'body'}) ) {	if (! exists($args->{'skip_phases'}{'body'}) ) {
if ($args->{'frameset'}) {	if ($args->{'frameset'}) {
my $attr_string = &make_attr_string($args->{'force_register'},	my $attr_string = &make_attr_string($args->{'force_register'},
Line 9360 sub start_page {	Line 8188 sub start_page {
$args->{'function'}, $args->{'add_entries'},	$args->{'function'}, $args->{'add_entries'},
$args->{'only_body'}, $args->{'domain'},	$args->{'only_body'}, $args->{'domain'},
$args->{'force_register'}, $args->{'no_nav_bar'},	$args->{'force_register'}, $args->{'no_nav_bar'},
$args->{'bgcolor'}, $args->{'no_inline_link'},	$args->{'bgcolor'}, $args,
$args, \@advtools,	\@advtools);
$ltiscope,$ltiuri,\%ltimenu,$menucoll,\%menu,\$showncrumbs);
}	}
}	}

Line 9384 sub start_page {	Line 8211 sub start_page {

#Breadcrumbs	#Breadcrumbs
if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {	if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
unless ($showncrumbs) {
&Apache::lonhtmlcommon::clear_breadcrumbs();	&Apache::lonhtmlcommon::clear_breadcrumbs();
#if any br links exists, add them to the breadcrumbs	#if any br links exists, add them to the breadcrumbs
if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {	if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {
Line 9396 sub start_page {	Line 8222 sub start_page {
if (@advtools > 0) {	if (@advtools > 0) {
&Apache::lonmenu::advtools_crumbs(@advtools);	&Apache::lonmenu::advtools_crumbs(@advtools);
}	}
my $menulink;
# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.
if ((exists($args->{'bread_crumbs_nomenu'})) \|\|
($ltiscope eq 'map') \|\| ($ltiscope eq 'resource')) {
$menulink = 0;
} else {
undef($menulink);
}
my $linkprotout;
if ($env{'request.deeplink.login'}) {
my $linkprotout = &Apache::lonmenu::linkprot_exit();
if ($linkprotout) {
&Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$linkprotout);
}
}
#if bread_crumbs_component exists show it as headline else show only the breadcrumbs	#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
if(exists($args->{'bread_crumbs_component'})){	if(exists($args->{'bread_crumbs_component'})){
$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'},'',$menulink);	$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'});
} else {	} elsif ($args->{'crstype'} eq 'Placement') {
$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);	$result .= &Apache::lonhtmlcommon::breadcrumbs('','','','','','','','','',
	$args->{'crstype'});
	} else {
	$result .= &Apache::lonhtmlcommon::breadcrumbs();
}	}
}
} elsif (($env{'environment.remote'} eq 'on') &&
($env{'form.inhibitmenu'} ne 'yes') &&
($env{'request.noversionuri'} =~ m{^/res/}) &&
($env{'request.noversionuri'} !~ m{^/res/adm/pages/})) {
$result .= '<div style="padding:0;margin:0;clear:both"><hr /></div>';
}	}
return $result;	return $result;
}	}
Line 9459 sub end_page {	Line 8268 sub end_page {
return $result;	return $result;
}	}

sub menucoll_in_effect {
my ($menucoll,$deeplinkmenu,%menu);
if ($env{'request.course.id'}) {
$menucoll = $env{'course.'.$env{'request.course.id'}.'.menudefault'};
if ($env{'request.deeplink.login'}) {
my ($deeplink_symb,$deeplink,$check_login_symb);
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
if ($env{'request.noversionuri'} =~ m{^/(res\|uploaded)/}) {
if ($env{'request.noversionuri'} =~ /\.(page\|sequence)$/) {
my $navmap = Apache::lonnavmaps::navmap->new();
if (ref($navmap)) {
$deeplink = $navmap->get_mapparam(undef,
&Apache::lonnet::declutter($env{'request.noversionuri'}),
'0.deeplink');
} else {
$check_login_symb = 1;
}
} else {
my $symb=&Apache::lonnet::symbread();
if ($symb) {
$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb);
} else {
$check_login_symb = 1;
}
}
} else {
$check_login_symb = 1;
}
if ($check_login_symb) {
$deeplink_symb = &deeplink_login_symb($cnum,$cdom);
if ($deeplink_symb =~ /\.(page\|sequence)$/) {
my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]);
my $navmap = Apache::lonnavmaps::navmap->new();
if (ref($navmap)) {
$deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink');
}
} else {
$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb);
}
}
if ($deeplink ne '') {
my ($state,$others,$listed,$scope,$protect,$display,$target) = split(/,/,$deeplink);
if ($display =~ /^\d+$/) {
$deeplinkmenu = 1;
$menucoll = $display;
}
}
}
if ($menucoll) {
%menu = &page_menu($env{'course.'.$env{'request.course.id'}.'.menucollections'},$menucoll);
}
}
return ($menucoll,$deeplinkmenu,\%menu);
}

sub deeplink_login_symb {
my ($cnum,$cdom) = @_;
my $login_symb;
if ($env{'request.deeplink.login'}) {
$login_symb = &symb_from_tinyurl($env{'request.deeplink.login'},$cnum,$cdom);
}
return $login_symb;
}

sub symb_from_tinyurl {
my ($url,$cnum,$cdom) = @_;
if ($url =~ m{^\Q/tiny/$cdom/\E(\w+)$}) {
my $key = $1;
my ($tinyurl,$login);
my ($result,$cached)=&Apache::lonnet::is_cached_new('tiny',$cdom."\0".$key);
if (defined($cached)) {
$tinyurl = $result;
} else {
my $configuname = &Apache::lonnet::get_domainconfiguser($cdom);
my %currtiny = &Apache::lonnet::get('tiny',[$key],$cdom,$configuname);
if ($currtiny{$key} ne '') {
$tinyurl = $currtiny{$key};
&Apache::lonnet::do_cache_new('tiny',$cdom."\0".$key,$currtiny{$key},600);
}
}
if ($tinyurl ne '') {
my ($cnumreq,$symb) = split(/\&/,$tinyurl);
if (wantarray) {
return ($cnumreq,$symb);
} elsif ($cnumreq eq $cnum) {
return $symb;
}
}
}
if (wantarray) {
return ();
} else {
return;
}
}

sub usable_exttools {
my %tooltypes;
if ($env{'request.course.id'}) {
if ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'}) {
if ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'both') {
%tooltypes = (
crs => 1,
dom => 1,
);
} elsif ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'crs') {
$tooltypes{'crs'} = 1;
} elsif ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'dom') {
$tooltypes{'dom'} = 1;
}
} else {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $crstype = lc($env{'course.'.$env{'request.course.id'}.'.type'});
if ($crstype eq '') {
$crstype = 'course';
}
if ($crstype eq 'course') {
if ($env{'course.'.$env{'request.course.id'}.'internal.coursecode'}) {
$crstype = 'official';
} elsif ($env{'course.'.$env{'request.course.id'}.'.internal.textbook'}) {
$crstype = 'textbook';
} elsif ($env{'course.'.$env{'request.course.id'}.'.internal.lti'}) {
$crstype = 'lti';
} else {
$crstype = 'unofficial';
}
}
my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom);
if ($domdefaults{$crstype.'domexttool'}) {
$tooltypes{'dom'} = 1;
}
if ($domdefaults{$crstype.'exttool'}) {
$tooltypes{'crs'} = 1;
}
}
}
return %tooltypes;
}

sub wishlist_window {	sub wishlist_window {
return(<<'ENDWISHLIST');	return(<<'ENDWISHLIST');
<script type="text/javascript">	<script type="text/javascript">
Line 9659 var modalWindow = {	Line 8327 var modalWindow = {
};	};
var openMyModal = function(source,width,height,scrolling,transparency,style)	var openMyModal = function(source,width,height,scrolling,transparency,style)
{	{
source = source.replace(/'/g,"'");	source = source.replace("'","'");
modalWindow.windowId = "myModal";	modalWindow.windowId = "myModal";
modalWindow.width = width;	modalWindow.width = width;
modalWindow.height = height;	modalWindow.height = height;
Line 9684 sub modal_link {	Line 8352 sub modal_link {
$target_attr = 'target="'.$target.'"';	$target_attr = 'target="'.$target.'"';
}	}
return <<"ENDLINK";	return <<"ENDLINK";
<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling','$transparency','$style'); return false;">$linktext</a>	<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling','$transparency','$style'); return false;">
	$linktext</a>
ENDLINK	ENDLINK
}	}

sub modal_adhoc_script {	sub modal_adhoc_script {
my ($funcname,$width,$height,$content,$possmathjax)=@_;	my ($funcname,$width,$height,$content)=@_;
my $mathjax;
if ($possmathjax) {
$mathjax = <<'ENDJAX';
if (typeof MathJax == 'object') {
MathJax.Hub.Queue(["Typeset",MathJax.Hub]);
}
ENDJAX
}
return (<<ENDADHOC);	return (<<ENDADHOC);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
Line 9708 ENDJAX	Line 8369 ENDJAX
modalWindow.height = $height;	modalWindow.height = $height;
modalWindow.content = '$content';	modalWindow.content = '$content';
modalWindow.open();	modalWindow.open();
$mathjax
};	};
// ]]>	// ]]>
</script>	</script>
Line 9716 ENDADHOC	Line 8376 ENDADHOC
}	}

sub modal_adhoc_inner {	sub modal_adhoc_inner {
my ($funcname,$width,$height,$content,$possmathjax)=@_;	my ($funcname,$width,$height,$content)=@_;
my $innerwidth=$width-20;	my $innerwidth=$width-20;
$content=&js_ready(	$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).	&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).	&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).
$content.	$content.
&end_scrollbox().	&end_scrollbox().
&end_page()	&end_page()
);	);
return &modal_adhoc_script($funcname,$width,$height,$content,$possmathjax);	return &modal_adhoc_script($funcname,$width,$height,$content);
}	}

sub modal_adhoc_window {	sub modal_adhoc_window {
my ($funcname,$width,$height,$content,$linktext,$possmathjax)=@_;	my ($funcname,$width,$height,$content,$linktext)=@_;
return &modal_adhoc_inner($funcname,$width,$height,$content,$possmathjax).	return &modal_adhoc_inner($funcname,$width,$height,$content).
"<a href=\"javascript:$funcname();void(0);\">".$linktext."</a>";	"<a href=\"javascript:$funcname();void(0);\">".$linktext."</a>";
}	}

Line 9796 sub end_togglebox {	Line 8456 sub end_togglebox {
}	}

sub LCprogressbar_script {	sub LCprogressbar_script {
my ($id,$number_to_do)=@_;	my ($id)=@_;
if ($number_to_do) {	return(<<ENDPROGRESS);
return(<<ENDPROGRESS);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
\$('#progressbar$id').progressbar({	\$('#progressbar$id').progressbar({
Line 9811 sub LCprogressbar_script {	Line 8470 sub LCprogressbar_script {
// ]]>	// ]]>
</script>	</script>
ENDPROGRESS	ENDPROGRESS
} else {
return(<<ENDPROGRESS);
<script type="text/javascript">
// <![CDATA[
\$('#progressbar$id').progressbar({
value: false,
create: function(event, ui) {
\$('.ui-widget-header', this).css({'background':'#F0F0F0'});
\$('.ui-progressbar-overlay', this).css({'margin':'0'});
}
});
// ]]>
</script>
ENDPROGRESS
}
}	}

sub LCprogressbarUpdate_script {	sub LCprogressbarUpdate_script {
return(<<ENDPROGRESSUPDATE);	return(<<ENDPROGRESSUPDATE);
<style type="text/css">	<style type="text/css">
.ui-progressbar { position:relative; }	.ui-progressbar { position:relative; }
.progress-label {position: absolute; width: 100%; text-align: center; top: 1px; font-weight: bold; text-shadow: 1px 1px 0 #fff;margin: 0; line-height: 200%; }
.pblabel { position: absolute; width: 100%; text-align: center; line-height: 1.9em; }	.pblabel { position: absolute; width: 100%; text-align: center; line-height: 1.9em; }
</style>	</style>
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
var LCprogressTxt='---';	var LCprogressTxt='---';

function LCupdateProgress(percent,progresstext,id,maxnum) {	function LCupdateProgress(percent,progresstext,id) {
LCprogressTxt=progresstext;	LCprogressTxt=progresstext;
if ((maxnum == '') \|\| (maxnum == undefined) \|\| (maxnum == null)) {	\$('#progressbar'+id).progressbar('value',percent);
\$('#progressbar'+id).find('.progress-label').text(LCprogressTxt);
} else if (percent === \$('#progressbar'+id).progressbar( "value" )) {
\$('#progressbar'+id).find('.pblabel').text(LCprogressTxt);
} else {
\$('#progressbar'+id).progressbar('value',percent);
}
}	}
// ]]>	// ]]>
</script>	</script>
Line 9859 my $LCidcnt;	Line 8496 my $LCidcnt;
my $LCcurrentid;	my $LCcurrentid;

sub LCprogressbar {	sub LCprogressbar {
my ($r,$number_to_do,$preamble)=@_;	my ($r)=(@_);
$LClastpercent=0;	$LClastpercent=0;
$LCidcnt++;	$LCidcnt++;
$LCcurrentid=$$.'_'.$LCidcnt;	$LCcurrentid=$$.'_'.$LCidcnt;
my ($starting,$content);	my $starting=&mt('Starting');
if ($number_to_do) {	my $content=(<<ENDPROGBAR);
$starting=&mt('Starting');
$content=(<<ENDPROGBAR);
$preamble
<div id="progressbar$LCcurrentid">	<div id="progressbar$LCcurrentid">
<span class="pblabel">$starting</span>	<span class="pblabel">$starting</span>
</div>	</div>
ENDPROGBAR	ENDPROGBAR
} else {	&r_print($r,$content.&LCprogressbar_script($LCcurrentid));
$starting=&mt('Loading...');
$LClastpercent='false';
$content=(<<ENDPROGBAR);
$preamble
<div id="progressbar$LCcurrentid">
<div class="progress-label">$starting</div>
</div>
ENDPROGBAR
}
&r_print($r,$content.&LCprogressbar_script($LCcurrentid,$number_to_do));
}	}

sub LCprogressbarUpdate {	sub LCprogressbarUpdate {
my ($r,$val,$text,$number_to_do)=@_;	my ($r,$val,$text)=@_;
if ($number_to_do) {	unless ($val) {
unless ($val) {	if ($LClastpercent) {
if ($LClastpercent) {	$val=$LClastpercent;
$val=$LClastpercent;	} else {
} else {	$val=0;
$val=0;	}
}
}
if ($val<0) { $val=0; }
if ($val>100) { $val=0; }
$LClastpercent=$val;
unless ($text) { $text=$val.'%'; }
} else {
$val = 'false';
}	}
	if ($val<0) { $val=0; }
	if ($val>100) { $val=0; }
	$LClastpercent=$val;
	unless ($text) { $text=$val.'%'; }
$text=&js_ready($text);	$text=&js_ready($text);
&r_print($r,<<ENDUPDATE);	&r_print($r,<<ENDUPDATE);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
LCupdateProgress($val,'$text','$LCcurrentid','$number_to_do');	LCupdateProgress($val,'$text','$LCcurrentid');
// ]]>	// ]]>
</script>	</script>
ENDUPDATE	ENDUPDATE
Line 10091 function expand_div(caller) {	Line 8711 function expand_div(caller) {

sub simple_error_page {	sub simple_error_page {
my ($r,$title,$msg,$args) = @_;	my ($r,$title,$msg,$args) = @_;
my %displayargs;
if (ref($args) eq 'HASH') {	if (ref($args) eq 'HASH') {
if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }	if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }
if ($args->{'only_body'}) {
$displayargs{'only_body'} = 1;
}
if ($args->{'no_nav_bar'}) {
$displayargs{'no_nav_bar'} = 1;
}
} else {	} else {
$msg = &mt($msg);	$msg = &mt($msg);
}	}

my $page =	my $page =
&Apache::loncommon::start_page($title,'',\%displayargs).	&Apache::loncommon::start_page($title).
'<p class="LC_error">'.$msg.'</p>'.	'<p class="LC_error">'.$msg.'</p>'.
&Apache::loncommon::end_page();	&Apache::loncommon::end_page();
if (ref($r)) {	if (ref($r)) {
Line 10411 sub get_sections {	Line 9024 sub get_sections {
}	}
}	}

if ($check_students) {	if ($check_students) {
my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);	my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
my $sec_index = &Apache::loncoursedata::CL_SECTION();	my $sec_index = &Apache::loncoursedata::CL_SECTION();
my $status_index = &Apache::loncoursedata::CL_STATUS();	my $status_index = &Apache::loncoursedata::CL_STATUS();
Line 10733 Incoming parameters:	Line 9346 Incoming parameters:
2. user's domain	2. user's domain
3. quota name - portfolio, author, or course	3. quota name - portfolio, author, or course
(if no quota name provided, defaults to portfolio).	(if no quota name provided, defaults to portfolio).
4. crstype - official, unofficial, textbook or community, if quota name is	4. crstype - official, unofficial, textbook, placement or community,
course	if quota name is course

Returns:	Returns:
1. Disk quota (in MB) assigned to student.	1. Disk quota (in MB) assigned to student.
Line 10807 sub get_user_quota {	Line 9420 sub get_user_quota {
if ($quota eq '' \|\| wantarray) {	if ($quota eq '' \|\| wantarray) {
if ($quotaname eq 'course') {	if ($quotaname eq 'course') {
my %domdefs = &Apache::lonnet::get_domain_defaults($udom);	my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
if (($crstype eq 'official') \|\| ($crstype eq 'unofficial') \|\|	if (($crstype eq 'official') \|\| ($crstype eq 'unofficial') \|\|
($crstype eq 'community') \|\| ($crstype eq 'textbook')) {	($crstype eq 'community') \|\| ($crstype eq 'textbook') \|\|
	($crstype eq 'placement')) {
$defquota = $domdefs{$crstype.'quota'};	$defquota = $domdefs{$crstype.'quota'};
}	}
if ($defquota eq '') {	if ($defquota eq '') {
Line 10956 Inputs: 7	Line 9570 Inputs: 7
4. filename of file for which action is being requested	4. filename of file for which action is being requested
5. filesize (kB) of file	5. filesize (kB) of file
6. action being taken: copy or upload.	6. action being taken: copy or upload.
7. quotatype (in course context -- official, unofficial, community or textbook).	7. quotatype (in course context -- official, unofficial, textbook, placement or community).

Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,	Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,
otherwise return null.	otherwise return null.
Line 10992 sub excess_filesize_warning {	Line 9606 sub excess_filesize_warning {
###############################################	###############################################




sub get_secgrprole_info {	sub get_secgrprole_info {
my ($cdom,$cnum,$needroles,$type) = @_;	my ($cdom,$cnum,$needroles,$type) = @_;
my %sections_count = &get_sections($cdom,$cnum);	my %sections_count = &get_sections($cdom,$cnum);
Line 11030 sub get_secgrprole_info {	Line 9646 sub get_secgrprole_info {
}	}

sub user_picker {	sub user_picker {
my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context,$fixeddom,$noinstd) = @_;	my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context) = @_;
my $currdom = $dom;	my $currdom = $dom;
my @alldoms = &Apache::lonnet::all_domains();
if (@alldoms == 1) {
my %domsrch = &Apache::lonnet::get_dom('configuration',
['directorysrch'],$alldoms[0]);
my $domdesc = &Apache::lonnet::domain($alldoms[0],'description');
my $showdom = $domdesc;
if ($showdom eq '') {
$showdom = $dom;
}
if (ref($domsrch{'directorysrch'}) eq 'HASH') {
if ((!$domsrch{'directorysrch'}{'available'}) &&
($domsrch{'directorysrch'}{'lcavailable'} eq '0')) {
return (&mt('LON-CAPA directory search is not available in domain: [_1]',$showdom),0);
}
}
}
my %curr_selected = (	my %curr_selected = (
srchin => 'dom',	srchin => 'dom',
srchby => 'lastname',	srchby => 'lastname',
Line 11094 sub user_picker {	Line 9694 sub user_picker {
);	);
&html_escape(\%html_lt);	&html_escape(\%html_lt);
&js_escape(\%js_lt);	&js_escape(\%js_lt);
my $domform;	my $domform = &select_dom_form($currdom,'srchdomain',1,1);
my $allow_blank = 1;
if ($fixeddom) {
$allow_blank = 0;
$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,[$currdom]);
} else {
$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1);
}
my $srchinsel = ' <select name="srchin">';	my $srchinsel = ' <select name="srchin">';

my @srchins = ('crs','dom','alc','instd');	my @srchins = ('crs','dom','alc','instd');
Line 11113 sub user_picker {	Line 9706 sub user_picker {
next if ($option eq 'alc');	next if ($option eq 'alc');
next if (($option eq 'crs') && ($env{'form.form'} eq 'requestcrs'));	next if (($option eq 'crs') && ($env{'form.form'} eq 'requestcrs'));
next if ($option eq 'crs' && !$env{'request.course.id'});	next if ($option eq 'crs' && !$env{'request.course.id'});
next if (($option eq 'instd') && ($noinstd));
if ($curr_selected{'srchin'} eq $option) {	if ($curr_selected{'srchin'} eq $option) {
$srchinsel .= '	$srchinsel .= '
<option value="'.$option.'" selected="selected">'.$html_lt{$option}.'</option>';	<option value="'.$option.'" selected="selected">'.$html_lt{$option}.'</option>';
Line 11296 END_BLOCK	Line 9888 END_BLOCK
&Apache::lonhtmlcommon::row_closure(1).	&Apache::lonhtmlcommon::row_closure(1).
&Apache::lonhtmlcommon::end_pick_box().	&Apache::lonhtmlcommon::end_pick_box().
'<br />';	'<br />';
return ($output,1);	return $output;
}	}

sub user_rule_check {	sub user_rule_check {
Line 11305 sub user_rule_check {	Line 9897 sub user_rule_check {
if (ref($usershash) eq 'HASH') {	if (ref($usershash) eq 'HASH') {
if (keys(%{$usershash}) > 1) {	if (keys(%{$usershash}) > 1) {
my (%by_username,%by_id,%userdoms);	my (%by_username,%by_id,%userdoms);
my $checkid;	my $checkid;
if (ref($checks) eq 'HASH') {	if (ref($checks) eq 'HASH') {
if ((!defined($checks->{'username'})) && (defined($checks->{'id'}))) {	if ((!defined($checks->{'username'})) && (defined($checks->{'id'}))) {
$checkid = 1;	$checkid = 1;
Line 11316 sub user_rule_check {	Line 9908 sub user_rule_check {
if ($checkid) {	if ($checkid) {
if (ref($usershash->{$user}) eq 'HASH') {	if (ref($usershash->{$user}) eq 'HASH') {
if ($usershash->{$user}->{'id'} ne '') {	if ($usershash->{$user}->{'id'} ne '') {
$by_id{$udom}{$usershash->{$user}->{'id'}} = $uname;	$by_id{$udom}{$usershash->{$user}->{'id'}} = $uname;
$userdoms{$udom} = 1;	$userdoms{$udom} = 1;
if (ref($inst_results) eq 'HASH') {	if (ref($inst_results) eq 'HASH') {
$inst_results->{$uname.':'.$udom} = {};	$inst_results->{$uname.':'.$udom} = {};
Line 11386 sub user_rule_check {	Line 9978 sub user_rule_check {
if (ref($usershash->{$user}) eq 'HASH') {	if (ref($usershash->{$user}) eq 'HASH') {
if (ref($checks) eq 'HASH') {	if (ref($checks) eq 'HASH') {
if (defined($checks->{'username'})) {	if (defined($checks->{'username'})) {
($inst_response{$user},%{$inst_results->{$user}}) =	($inst_response{$user},%{$inst_results->{$user}}) =
&Apache::lonnet::get_instuser($udom,$uname);	&Apache::lonnet::get_instuser($udom,$uname);
} elsif (defined($checks->{'id'})) {	} elsif (defined($checks->{'id'})) {
if ($usershash->{$user}->{'id'} ne '') {	if ($usershash->{$user}->{'id'} ne '') {
Line 11409 sub user_rule_check {	Line 10001 sub user_rule_check {
if (ref($domconfig{'usercreation'}) eq 'HASH') {	if (ref($domconfig{'usercreation'}) eq 'HASH') {
foreach my $item ('username','id') {	foreach my $item ('username','id') {
if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {	if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
$$curr_rules{$udom}{$item} =	$$curr_rules{$udom}{$item} =
$domconfig{'usercreation'}{$item.'_rule'};	$domconfig{'usercreation'}{$item.'_rule'};
}	}
}	}
Line 11432 sub user_rule_check {	Line 10024 sub user_rule_check {
$id = $inst_results->{$user}->{'id'};	$id = $inst_results->{$user}->{'id'};
}	}
}	}
if ($id eq '') {	if ($id eq '') {
if (ref($usershash->{$user})) {	if (ref($usershash->{$user})) {
$id = $usershash->{$user}->{'id'};	$id = $usershash->{$user}->{'id'};
}	}
Line 11593 sub sorted_inst_types {	Line 10185 sub sorted_inst_types {
}	}

sub get_institutional_codes {	sub get_institutional_codes {
my ($cdom,$crs,$settings,$allcourses,$LC_code) = @_;	my ($settings,$allcourses,$LC_code) = @_;
# Get complete list of course sections to update	# Get complete list of course sections to update
my @currsections = ();	my @currsections = ();
my @currxlists = ();	my @currxlists = ();
my (%unclutteredsec,%unclutteredlcsec);
my $coursecode = $$settings{'internal.coursecode'};	my $coursecode = $$settings{'internal.coursecode'};
my $crskey = $crs.':'.$coursecode;
@{$unclutteredsec{$crskey}} = ();
@{$unclutteredlcsec{$crskey}} = ();

if ($$settings{'internal.sectionnums'} ne '') {	if ($$settings{'internal.sectionnums'} ne '') {
@currsections = split(/,/,$$settings{'internal.sectionnums'});	@currsections = split(/,/,$$settings{'internal.sectionnums'});
Line 11612 sub get_institutional_codes {	Line 10200 sub get_institutional_codes {
}	}

if (@currxlists > 0) {	if (@currxlists > 0) {
foreach my $xl (@currxlists) {	foreach (@currxlists) {
if ($xl =~ /^([^:]+):(\w*)$/) {	if (m/^([^:]+):(\w*)$/) {
unless (grep/^$1$/,@{$allcourses}) {	unless (grep/^$1$/,@{$allcourses}) {
push(@{$allcourses},$1);	push @{$allcourses},$1;
$$LC_code{$1} = $2;	$$LC_code{$1} = $2;
}	}
}	}
}	}
}	}

if (@currsections > 0) {	if (@currsections > 0) {
foreach my $sec (@currsections) {	foreach (@currsections) {
if ($sec =~ m/^(\w+):(\w*)$/ ) {	if (m/^(\w+):(\w*)$/) {
my $instsec = $1;	my $sec = $coursecode.$1;
my $lc_sec = $2;	my $lc_sec = $2;
unless (grep/^\Q$instsec\E$/,@{$unclutteredsec{$crskey}}) {	unless (grep/^$sec$/,@{$allcourses}) {
push(@{$unclutteredsec{$crskey}},$instsec);	push @{$allcourses},$sec;
push(@{$unclutteredlcsec{$crskey}},$lc_sec);	$$LC_code{$sec} = $lc_sec;
}
}
}
}

if (@{$unclutteredsec{$crskey}} > 0) {
my %formattedsec = &Apache::lonnet::auto_instsec_reformat($cdom,'clutter',\%unclutteredsec);
if ((ref($formattedsec{$crskey}) eq 'ARRAY') && (ref($unclutteredlcsec{$crskey}) eq 'ARRAY')) {
for (my $i=0; $i<@{$formattedsec{$crskey}}; $i++) {
my $sec = $coursecode.$formattedsec{$crskey}[$i];
unless (grep/^\Q$sec\E$/,@{$allcourses}) {
push(@{$allcourses},$sec);
$$LC_code{$sec} = $unclutteredlcsec{$crskey}[$i];
}	}
}	}
}	}
Line 11739 reservable_now - ref to hash of student_	Line 10314 reservable_now - ref to hash of student_

Keys in inner hash are:	Keys in inner hash are:
(a) symb: either blank or symb to which slot use is restricted.	(a) symb: either blank or symb to which slot use is restricted.
(b) endreserve: end date of reservation period.	(b) endreserve: end date of reservation period.
(c) uniqueperiod: start,end dates when slot is to be uniquely
selected.

sorted_future - ref to array of student_schedulable slots reservable in	sorted_future - ref to array of student_schedulable slots reservable in
the future, ordered by start date of reservation period.	the future, ordered by start date of reservation period.
Line 11752 future_reservable - ref to hash of stude	Line 10325 future_reservable - ref to hash of stude
Keys in inner hash are:	Keys in inner hash are:
(a) symb: either blank or symb to which slot use is restricted.	(a) symb: either blank or symb to which slot use is restricted.
(b) startreserve: start date of reservation period.	(b) startreserve: start date of reservation period.
(c) uniqueperiod: start,end dates when slot is to be uniquely
selected.

=back	=back

Line 11761 future_reservable - ref to hash of stude	Line 10332 future_reservable - ref to hash of stude

sub get_future_slots {	sub get_future_slots {
my ($cnum,$cdom,$now,$symb) = @_;	my ($cnum,$cdom,$now,$symb) = @_;
	my $map;
	if ($symb) {
	($map) = &Apache::lonnet::decode_symb($symb);
	}
my (%reservable_now,%future_reservable,@sorted_reservable,@sorted_future);	my (%reservable_now,%future_reservable,@sorted_reservable,@sorted_future);
my %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);	my %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);
foreach my $slot (keys(%slots)) {	foreach my $slot (keys(%slots)) {
next unless($slots{$slot}->{'type'} eq 'schedulable_student');	next unless($slots{$slot}->{'type'} eq 'schedulable_student');
if ($symb) {	if ($symb) {
next if (($slots{$slot}->{'symb'} ne '') &&	if ($slots{$slot}->{'symb'} ne '') {
($slots{$slot}->{'symb'} ne $symb));	my $canuse;
	my %oksymbs;
	my @slotsymbs = split(/\s,\s/,$slots{$slot}->{'symb'});
	map { $oksymbs{$_} = 1; } @slotsymbs;
	if ($oksymbs{$symb}) {
	$canuse = 1;
	} else {
	foreach my $item (@slotsymbs) {
	if ($item =~ /\.(page\|sequence)$/) {
	(undef,undef,my $sloturl) = &Apache::lonnet::decode_symb($item);
	if (($map ne '') && ($map eq $sloturl)) {
	$canuse = 1;
	last;
	}
	}
	}
	}
	next unless ($canuse);
	}
}	}
if (($slots{$slot}->{'starttime'} > $now) &&	if (($slots{$slot}->{'starttime'} > $now) &&
($slots{$slot}->{'endtime'} > $now)) {	($slots{$slot}->{'endtime'} > $now)) {
Line 11807 sub get_future_slots {	Line 10400 sub get_future_slots {
my $startreserve = $slots{$slot}->{'startreserve'};	my $startreserve = $slots{$slot}->{'startreserve'};
my $endreserve = $slots{$slot}->{'endreserve'};	my $endreserve = $slots{$slot}->{'endreserve'};
my $symb = $slots{$slot}->{'symb'};	my $symb = $slots{$slot}->{'symb'};
my $uniqueperiod;
if (ref($slots{$slot}->{'uniqueperiod'}) eq 'ARRAY') {
$uniqueperiod = join(',',@{$slots{$slot}->{'uniqueperiod'}});
}
if (($startreserve < $now) &&	if (($startreserve < $now) &&
(!$endreserve \|\| $endreserve > $now)) {	(!$endreserve \|\| $endreserve > $now)) {
my $lastres = $endreserve;	my $lastres = $endreserve;
Line 11819 sub get_future_slots {	Line 10408 sub get_future_slots {
}	}
$reservable_now{$slot} = {	$reservable_now{$slot} = {
symb => $symb,	symb => $symb,
endreserve => $lastres,	endreserve => $lastres
uniqueperiod => $uniqueperiod,
};	};
} elsif (($startreserve > $now) &&	} elsif (($startreserve > $now) &&
(!$endreserve \|\| $endreserve > $startreserve)) {	(!$endreserve \|\| $endreserve > $startreserve)) {
$future_reservable{$slot} = {	$future_reservable{$slot} = {
symb => $symb,	symb => $symb,
startreserve => $startreserve,	startreserve => $startreserve
uniqueperiod => $uniqueperiod,
};	};
}	}
}	}
Line 12008 sub ask_for_embedded_content {	Line 10595 sub ask_for_embedded_content {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
}	}
if (($actionurl eq '/adm/portfolio') \|\|	if (($actionurl eq '/adm/portfolio') \|\|
($actionurl eq '/adm/coursegrp_portfolio')) {	($actionurl eq '/adm/coursegrp_portfolio')) {
my $current_path='/';	my $current_path='/';
if ($env{'form.currentpath'}) {	if ($env{'form.currentpath'}) {
Line 12040 sub ask_for_embedded_content {	Line 10627 sub ask_for_embedded_content {
$toplevel = $url;	$toplevel = $url;
if ($args->{'context'} eq 'paste') {	if ($args->{'context'} eq 'paste') {
($cdom,$cnum) = ($url =~ m{^\Q/uploaded/\E($match_domain)/($match_courseid)/});	($cdom,$cnum) = ($url =~ m{^\Q/uploaded/\E($match_domain)/($match_courseid)/});
($path) =	($path) =
($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});	($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});
$fileloc = &Apache::lonnet::filelocation('',$toplevel);	$fileloc = &Apache::lonnet::filelocation('',$toplevel);
$fileloc =~ s{^/}{};	$fileloc =~ s{^/}{};
}	}
}	}
} elsif ($actionurl eq '/adm/dependencies') {	} elsif ($actionurl eq '/adm/dependencies') {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
if (ref($args) eq 'HASH') {	if (ref($args) eq 'HASH') {
$url = $args->{'docs_url'};	$url = $args->{'docs_url'};
$title = $args->{'docs_title'};	$title = $args->{'docs_title'};
$toplevel = $url;	$toplevel = $url;
unless ($toplevel =~ m{^/}) {	unless ($toplevel =~ m{^/}) {
$toplevel = "/$url";	$toplevel = "/$url";
}	}
Line 12130 sub ask_for_embedded_content {	Line 10717 sub ask_for_embedded_content {
my $dirptr = 16384;	my $dirptr = 16384;
foreach my $path (keys(%subdependencies)) {	foreach my $path (keys(%subdependencies)) {
$currsubfile{$path} = {};	$currsubfile{$path} = {};
if (($actionurl eq '/adm/portfolio') \|\|	if (($actionurl eq '/adm/portfolio') \|\|
($actionurl eq '/adm/coursegrp_portfolio')) {	($actionurl eq '/adm/coursegrp_portfolio')) {
my ($sublistref,$listerror) =	my ($sublistref,$listerror) =
&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);	&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);
if (ref($sublistref) eq 'ARRAY') {	if (ref($sublistref) eq 'ARRAY') {
Line 12273 sub ask_for_embedded_content {	Line 10860 sub ask_for_embedded_content {
$counter = scalar(keys(%existing));	$counter = scalar(keys(%existing));
$numpathchg = scalar(keys(%pathchanges));	$numpathchg = scalar(keys(%pathchanges));
return ($output,$counter,$numpathchg,\%existing);	return ($output,$counter,$numpathchg,\%existing);
} elsif (($actionurl eq "/public/$cdom/$cnum/syllabus") &&	} elsif (($actionurl eq "/public/$cdom/$cnum/syllabus") &&
(ref($args) eq 'HASH') && ($args->{'context'} eq 'rewrites')) {	(ref($args) eq 'HASH') && ($args->{'context'} eq 'rewrites')) {
$counter = scalar(keys(%existing));	$counter = scalar(keys(%existing));
$numpathchg = scalar(keys(%pathchanges));	$numpathchg = scalar(keys(%pathchanges));
Line 12502 sub ask_for_embedded_content {	Line 11089 sub ask_for_embedded_content {

Performs clean-up of directories, subdirectories and filename in an	Performs clean-up of directories, subdirectories and filename in an
embedded object, referenced in an HTML file which is being uploaded	embedded object, referenced in an HTML file which is being uploaded
to a course or portfolio, where	to a course or portfolio, where
"Upload embedded images/multimedia files if HTML file" checkbox was	"Upload embedded images/multimedia files if HTML file" checkbox was
checked.	checked.

Line 12521 sub clean_path {	Line 11108 sub clean_path {
@contents = ($embed_file);	@contents = ($embed_file);
}	}
my $lastidx = scalar(@contents)-1;	my $lastidx = scalar(@contents)-1;
for (my $i=0; $i<=$lastidx; $i++) {	for (my $i=0; $i<=$lastidx; $i++) {
$contents[$i]=~s{\\}{/}g;	$contents[$i]=~s{\\}{/}g;
$contents[$i]=~s/\s+/\_/g;	$contents[$i]=~s/\s+/\_/g;
$contents[$i]=~s{[^/\w\.\-]}{}g;	$contents[$i]=~s{[^/\w\.\-]}{}g;
Line 12860 sub modify_html_refs {	Line 11447 sub modify_html_refs {
}	}
my (%allfiles,%codebase,$output,$content);	my (%allfiles,%codebase,$output,$content);
my @changes = &get_env_multiple('form.namechange');	my @changes = &get_env_multiple('form.namechange');
unless ((@changes > 0) \|\| ($context eq 'syllabus')) {	unless ((@changes > 0) \|\| ($context eq 'syllabus')) {
if (wantarray) {	if (wantarray) {
return ('',0,0);	return ('',0,0);
} else {	} else {
Line 12892 sub modify_html_refs {	Line 11479 sub modify_html_refs {
return;	return;
}	}
}	}
if (open(my $fh,'<',$container)) {	if (open(my $fh,"<$container")) {
$content = join('', <$fh>);	$content = join('', <$fh>);
close($fh);	close($fh);
} else {	} else {
Line 12957 sub modify_html_refs {	Line 11544 sub modify_html_refs {
}	}
}	}
} else {	} else {
if (open(my $fh,'>',$container)) {	if (open(my $fh,">$container")) {
print $fh $content;	print $fh $content;
close($fh);	close($fh);
$output = '<p>'.&mt('Updated [quant,_1,reference] in [_2].',	$output = '<p>'.&mt('Updated [quant,_1,reference] in [_2].',
Line 12995 sub modify_html_refs {	Line 11582 sub modify_html_refs {
}	}
}	}
if ($rewrites) {	if ($rewrites) {
my $saveresult;	my $saveresult;
my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);	my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
if ($url eq $container) {	if ($url eq $container) {
my ($fname) = ($container =~ m{/([^/]+)$});	my ($fname) = ($container =~ m{/([^/]+)$});
Line 13474 sub decompress_uploaded_file {	Line 12061 sub decompress_uploaded_file {

sub process_decompression {	sub process_decompression {
my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;	my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;
unless (($dir_root eq '/userfiles') && ($destination =~ m{^(docs\|supplemental)/(default\|\d+)/\d+$})) {
return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
&mt('Unexpected file path.').'</p>'."\n";
}
unless (($docudom =~ /^$match_domain$/) && ($docuname =~ /^$match_courseid$/)) {
return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
&mt('Unexpected course context.').'</p>'."\n";
}
unless ($file eq &Apache::lonnet::clean_filename($file)) {
return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
&mt('Filename contained unexpected characters.').'</p>'."\n";
}
my ($dir,$error,$warning,$output);	my ($dir,$error,$warning,$output);
if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/i) {	if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/i) {
$error = &mt('Filename not a supported archive file type.').	$error = &mt('Filename not a supported archive file type.').
Line 13520 sub process_decompression {	Line 12095 sub process_decompression {
}	}
}	}
my $numskip = scalar(@to_skip);	my $numskip = scalar(@to_skip);
my $numoverwrite = scalar(@to_overwrite);	if (($numskip > 0) &&
if (($numskip) && (!$numoverwrite)) {	($numskip == $env{'form.archive_itemcount'})) {
$warning = &mt('All items in the archive file already exist, and no overwriting of existing files has been requested.');	$warning = &mt('All items in the archive file already exist, and no overwriting of existing files has been requested.');
} elsif ($dir eq '') {	} elsif ($dir eq '') {
$error = &mt('Directory containing archive file unavailable.');	$error = &mt('Directory containing archive file unavailable.');
} elsif (!$error) {	} elsif (!$error) {
my ($decompressed,$display);	my ($decompressed,$display);
if (($numskip) \|\| ($numoverwrite)) {	if ($numskip > 0) {
my $tempdir = time.'_'.$$.int(rand(10000));	my $tempdir = time.'_'.$$.int(rand(10000));
mkdir("$dir/$tempdir",0755);	mkdir("$dir/$tempdir",0755);
if (&File::Copy::move("$dir/$file","$dir/$tempdir/$file")) {	system("mv $dir/$file $dir/$tempdir/$file");
($decompressed,$display) =	($decompressed,$display) =
&decompress_uploaded_file($file,"$dir/$tempdir");	&decompress_uploaded_file($file,"$dir/$tempdir");
foreach my $item (@to_skip) {	foreach my $item (@to_skip) {
if (($item ne '') && ($item !~ /\.\./)) {	if (($item ne '') && ($item !~ /\.\./)) {
if (-f "$dir/$tempdir/$item") {	if (-f "$dir/$tempdir/$item") {
unlink("$dir/$tempdir/$item");	unlink("$dir/$tempdir/$item");
} elsif (-d "$dir/$tempdir/$item") {	} elsif (-d "$dir/$tempdir/$item") {
&File::Path::remove_tree("$dir/$tempdir/$item",{ safe => 1 });	system("rm -rf $dir/$tempdir/$item");
}
}
}
foreach my $item (@to_overwrite) {
if ((-e "$dir/$tempdir/$item") && (-e "$dir/$item")) {
if (($item ne '') && ($item !~ /\.\./)) {
if (-f "$dir/$item") {
unlink("$dir/$item");
} elsif (-d "$dir/$item") {
&File::Path::remove_tree("$dir/$item",{ safe => 1 });
}
&File::Copy::move("$dir/$tempdir/$item","$dir/$item");
}
}	}
}	}
if (&File::Copy::move("$dir/$tempdir/$file","$dir/$file")) {
&File::Path::remove_tree("$dir/$tempdir",{ safe => 1 });
}
}	}
	system("mv $dir/$tempdir/* $dir");
	rmdir("$dir/$tempdir");
} else {	} else {
($decompressed,$display) =	($decompressed,$display) =
&decompress_uploaded_file($file,$dir);	&decompress_uploaded_file($file,$dir);
Line 13575 sub process_decompression {	Line 12136 sub process_decompression {
if (ref($newdirlistref) eq 'ARRAY') {	if (ref($newdirlistref) eq 'ARRAY') {
foreach my $dir_line (@{$newdirlistref}) {	foreach my $dir_line (@{$newdirlistref}) {
my ($item,undef,undef,$testdir)=split(/\&/,$dir_line,5);	my ($item,undef,undef,$testdir)=split(/\&/,$dir_line,5);
unless (($item =~ /^\.+$/) \|\| ($item eq $file)) {	unless (($item =~ /^\.+$/) \|\| ($item eq $file) \|\|
	((@to_skip > 0) && (grep(/^\Q$item\E$/,@to_skip)))) {
push(@newitems,$item);	push(@newitems,$item);
if ($dirptr&$testdir) {	if ($dirptr&$testdir) {
$is_dir{$item} = 1;	$is_dir{$item} = 1;
Line 13630 sub process_decompression {	Line 12192 sub process_decompression {
$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};
$displayed{'folder'} = $i;	$displayed{'folder'} = $i;
} elsif ((($item eq "$contents[0]/index.html") && ($version == 6)) \|\|	} elsif ((($item eq "$contents[0]/index.html") && ($version == 6)) \|\|
(($item eq "$contents[0]/$contents[0]".'.html') && ($version == 8))) {	(($item eq "$contents[0]/$contents[0]".'.html') && ($version == 8))) {
$env{'form.archive_'.$i} = 'display';	$env{'form.archive_'.$i} = 'display';
$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};
$displayed{'web'} = $i;	$displayed{'web'} = $i;
Line 14060 END	Line 12622 END
sub process_extracted_files {	sub process_extracted_files {
my ($context,$docudom,$docuname,$destination,$dir_root,$hiddenelem) = @_;	my ($context,$docudom,$docuname,$destination,$dir_root,$hiddenelem) = @_;
my $numitems = $env{'form.archive_count'};	my $numitems = $env{'form.archive_count'};
return if ((!$numitems) \|\| ($numitems =~ /\D/));	return unless ($numitems);
my @ids=&Apache::lonnet::current_machine_ids();	my @ids=&Apache::lonnet::current_machine_ids();
my ($prefix,$pathtocheck,$dir,$ishome,$error,$warning,%toplevelitems,%is_dir,	my ($prefix,$pathtocheck,$dir,$ishome,$error,$warning,%toplevelitems,%is_dir,
%folders,%containers,%mapinner,%prompttofetch);	%folders,%containers,%mapinner,%prompttofetch);
Line 14073 sub process_extracted_files {	Line 12635 sub process_extracted_files {
} else {	} else {
$prefix = $Apache::lonnet::perlvar{'lonDocRoot'};	$prefix = $Apache::lonnet::perlvar{'lonDocRoot'};
$pathtocheck = "$dir_root/$docudom/$docuname/$destination";	$pathtocheck = "$dir_root/$docudom/$docuname/$destination";
$dir = "$dir_root/$docudom/$docuname";	$dir = "$dir_root/$docudom/$docuname";
}	}
my $currdir = "$dir_root/$destination";	my $currdir = "$dir_root/$destination";
(my $docstype,$mapinner{'0'}) = ($destination =~ m{^(docs\|supplemental)/(\w+)/});	(my $docstype,$mapinner{'0'}) = ($destination =~ m{^(docs\|supplemental)/(\w+)/});
Line 14082 sub process_extracted_files {	Line 12644 sub process_extracted_files {
$folders{'0'} = $items[-2];	$folders{'0'} = $items[-2];
if ($env{'form.folderpath'} =~ /\:1$/) {	if ($env{'form.folderpath'} =~ /\:1$/) {
$containers{'0'}='page';	$containers{'0'}='page';
} else {	} else {
$containers{'0'}='sequence';	$containers{'0'}='sequence';
}	}
}	}
Line 14162 sub process_extracted_files {	Line 12724 sub process_extracted_files {
'.'.$containers{$outer},1,1);	'.'.$containers{$outer},1,1);
$newseqid{$i} = $newidx;	$newseqid{$i} = $newidx;
unless ($errtext) {	unless ($errtext) {
$result .= '<li>'.&mt('Folder: [_1] added to course',	$result .= '<li>'.&mt('Folder: [_1] added to course',$docstitle).'</li>'."\n";
&HTML::Entities::encode($docstitle,'<>&"'))..
'</li>'."\n";
}	}
}	}
} else {	} else {
Line 14173 sub process_extracted_files {	Line 12733 sub process_extracted_files {
my $url = '/uploaded/'.$docudom.'/'.$docuname.'/'.	my $url = '/uploaded/'.$docudom.'/'.$docuname.'/'.
$docstype.'/'.$mapinner{$outer}.'/'.$newidx.'/'.	$docstype.'/'.$mapinner{$outer}.'/'.$newidx.'/'.
$title;	$title;
if (($outer !~ /\D/) &&	if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {
(($mapinner{$outer} eq 'default') \|\| ($mapinner{$outer} !~ /\D/)) &&	mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);
($newidx !~ /\D/)) {	}
if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {	if (!-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);	mkdir("$prefix$dir/$docstype/$mapinner{$outer}/$newidx");
}	}
if (!-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {	if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
mkdir("$prefix$dir/$docstype/$mapinner{$outer}/$newidx");	system("mv $prefix$path $prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title");
}	$newdest{$i} = "$prefix$dir/$docstype/$mapinner{$outer}/$newidx";
if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {	unless ($ishome) {
if (rename("$prefix$path","$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title")) {	my $fetch = "$newdest{$i}/$title";
$newdest{$i} = "$prefix$dir/$docstype/$mapinner{$outer}/$newidx";	$fetch =~ s/^\Q$prefix$dir\E//;
unless ($ishome) {	$prompttofetch{$fetch} = 1;
my $fetch = "$newdest{$i}/$title";
$fetch =~ s/^\Q$prefix$dir\E//;
$prompttofetch{$fetch} = 1;
}
}
}	}
$LONCAPA::map::resources[$newidx]=	}
$docstitle.':'.$url.':false:normal:res';	$LONCAPA::map::resources[$newidx]=
push(@LONCAPA::map::order, $newidx);	$docstitle.':'.$url.':false:normal:res';
my ($outtext,$errtext)=	push(@LONCAPA::map::order, $newidx);
&LONCAPA::map::storemap('/uploaded/'.$docudom.'/'.	my ($outtext,$errtext)=
$docuname.'/'.$folders{$outer}.	&LONCAPA::map::storemap('/uploaded/'.$docudom.'/'.
'.'.$containers{$outer},1,1);	$docuname.'/'.$folders{$outer}.
unless ($errtext) {	'.'.$containers{$outer},1,1);
if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title") {	unless ($errtext) {
$result .= '<li>'.&mt('File: [_1] added to course',	if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title") {
&HTML::Entities::encode($docstitle,'<>&"')).	$result .= '<li>'.&mt('File: [_1] added to course',$docstitle).'</li>'."\n";
'</li>'."\n";
}
}	}
} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',
&HTML::Entities::encode($path,'<>&"')).'<br />';
}	}
}	}
}	}
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';
&HTML::Entities::encode($path,'<>&"')).'<br />';
}	}
}	}
for (my $i=1; $i<=$numitems; $i++) {	for (my $i=1; $i<=$numitems; $i++) {
Line 14237 sub process_extracted_files {	Line 12786 sub process_extracted_files {
}	}
if ($itemidx eq '') {	if ($itemidx eq '') {
$itemidx = 0;	$itemidx = 0;
}	}
if (grep(/^\Q$referrer{$i}\E$/,@archdirs)) {	if (grep(/^\Q$referrer{$i}\E$/,@archdirs)) {
if ($mapinner{$referrer{$i}}) {	if ($mapinner{$referrer{$i}}) {
$fullpath = "$prefix$dir/$docstype/$mapinner{$referrer{$i}}";	$fullpath = "$prefix$dir/$docstype/$mapinner{$referrer{$i}}";
Line 14276 sub process_extracted_files {	Line 12825 sub process_extracted_files {
}	}
if ($fullpath ne '') {	if ($fullpath ne '') {
if (-e "$prefix$path") {	if (-e "$prefix$path") {
unless (rename("$prefix$path","$fullpath/$title")) {	system("mv $prefix$path $fullpath/$title");
$warning .= &mt('Failed to rename dependency').'<br />';
}
}	}
if (-e "$fullpath/$title") {	if (-e "$fullpath/$title") {
my $showpath;	my $showpath;
Line 14286 sub process_extracted_files {	Line 12833 sub process_extracted_files {
$showpath = "$relpath/$title";	$showpath = "$relpath/$title";
} else {	} else {
$showpath = "/$title";	$showpath = "/$title";
}	}
$result .= '<li>'.&mt('[_1] included as a dependency',	$result .= '<li>'.&mt('[_1] included as a dependency',$showpath).'</li>'."\n";
&HTML::Entities::encode($showpath,'<>&"')).	}
'</li>'."\n";	unless ($ishome) {
unless ($ishome) {	my $fetch = "$fullpath/$title";
my $fetch = "$fullpath/$title";	$fetch =~ s/^\Q$prefix$dir\E//;
$fetch =~ s/^\Q$prefix$dir\E//;	$prompttofetch{$fetch} = 1;
$prompttofetch{$fetch} = 1;
}
}	}
}	}
}	}
} elsif ($env{'form.archive_'.$referrer{$i}} eq 'discard') {	} elsif ($env{'form.archive_'.$referrer{$i}} eq 'discard') {
$warning .= &mt('[_1] is a dependency of [_2], which was discarded.',	$warning .= &mt('[_1] is a dependency of [_2], which was discarded.',
&HTML::Entities::encode($path,'<>&"'),	$path,$env{'form.archive_content_'.$referrer{$i}}).'<br />';
&HTML::Entities::encode($env{'form.archive_content_'.$referrer{$i}},'<>&"')).
'<br />';
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';
&HTML::Entities::encode($path)).'<br />';
}	}
}	}
if (keys(%todelete)) {	if (keys(%todelete)) {
Line 14580 sub upfile_store {	Line 13122 sub upfile_store {
$env{'form.upfile'}=~s/\n+/\n/gs;	$env{'form.upfile'}=~s/\n+/\n/gs;
$env{'form.upfile'}=~s/\n+$//gs;	$env{'form.upfile'}=~s/\n+$//gs;

my $datatoken = &valid_datatoken($env{'user.name'}.'_'.$env{'user.domain'}.	my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
'_enroll_'.$env{'request.course.id'}.'_'.	'_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
time.'_'.$$);
return if ($datatoken eq '');

{	{
my $datafile = $r->dir_config('lonDaemons').	my $datafile = $r->dir_config('lonDaemons').
'/tmp/'.$datatoken.'.tmp';	'/tmp/'.$datatoken.'.tmp';
if ( open(my $fh,'>',$datafile) ) {	if ( open(my $fh,">$datafile") ) {
print $fh $env{'form.upfile'};	print $fh $env{'form.upfile'};
close($fh);	close($fh);
}	}
Line 14598 sub upfile_store {	Line 13137 sub upfile_store {

=pod	=pod

=item * &load_tmp_file($r,$datatoken)	=item * &load_tmp_file($r)

Load uploaded file from tmp, $r should be the HTTP Request object,	Load uploaded file from tmp, $r should be the HTTP Request object,
$datatoken is the name to assign to the temporary file.	needs $env{'form.datatoken'},
sets $env{'form.upfile'} to the contents of the file	sets $env{'form.upfile'} to the contents of the file

=cut	=cut

sub load_tmp_file {	sub load_tmp_file {
my ($r,$datatoken) = @_;	my $r=shift;
return if ($datatoken eq '');
my @studentdata=();	my @studentdata=();
{	{
my $studentfile = $r->dir_config('lonDaemons').	my $studentfile = $r->dir_config('lonDaemons').
'/tmp/'.$datatoken.'.tmp';	'/tmp/'.$env{'form.datatoken'}.'.tmp';
if ( open(my $fh,'<',$studentfile) ) {	if ( open(my $fh,"<$studentfile") ) {
@studentdata=<$fh>;	@studentdata=<$fh>;
close($fh);	close($fh);
}	}
Line 14621 sub load_tmp_file {	Line 13159 sub load_tmp_file {
$env{'form.upfile'}=join('',@studentdata);	$env{'form.upfile'}=join('',@studentdata);
}	}

sub valid_datatoken {
my ($datatoken) = @_;
if ($datatoken =~ /^$match_username\_$match_domain\_enroll_(\|$match_domain\_$match_courseid)\_\d+_\d+$/) {
return $datatoken;
}
return;
}

=pod	=pod

=item * &upfile_record_sep()	=item * &upfile_record_sep()
Line 15069 sub DrawBarGraph {	Line 13599 sub DrawBarGraph {
@Labels = @$labels;	@Labels = @$labels;
} else {	} else {
for (my $i=0;$i<@{$Values[0]};$i++) {	for (my $i=0;$i<@{$Values[0]};$i++) {
push(@Labels,$i+1);	push (@Labels,$i+1);
}	}
}	}
#	#
Line 15508 generated by lonerrorhandler.pm, CHECKRP	Line 14038 generated by lonerrorhandler.pm, CHECKRP
lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.	lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.

Inputs:	Inputs:
defmail (scalar - email address of default recipient),	defmail (scalar - email address of default recipient),
mailing type (scalar: errormail, packagesmail, helpdeskmail,	mailing type (scalar: errormail, packagesmail, helpdeskmail,
requestsmail, updatesmail, or idconflictsmail).	requestsmail, updatesmail, or idconflictsmail).

defdom (domain for which to retrieve configuration settings),	defdom (domain for which to retrieve configuration settings),

origmail (scalar - email address of recipient from loncapa.conf,	origmail (scalar - email address of recipient from loncapa.conf,
i.e., predates configuration by DC via domainprefs.pm	i.e., predates configuration by DC via domainprefs.pm

$requname username of requester (if mailing type is helpdeskmail)

$requdom domain of requester (if mailing type is helpdeskmail)

$reqemail e-mail address of requester (if mailing type is helpdeskmail)

Returns: comma separated list of addresses to which to send e-mail.	Returns: comma separated list of addresses to which to send e-mail.

Line 15532 Returns: comma separated list of address	Line 14056 Returns: comma separated list of address
############################################################	############################################################
############################################################	############################################################
sub build_recipient_list {	sub build_recipient_list {
my ($defmail,$mailing,$defdom,$origmail,$requname,$requdom,$reqemail) = @_;	my ($defmail,$mailing,$defdom,$origmail) = @_;
my @recipients;	my @recipients;
my ($otheremails,$lastresort,$allbcc,$addtext);	my $otheremails;
my %domconfig =	my %domconfig =
&Apache::lonnet::get_dom('configuration',['contacts'],$defdom);	&Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
if (ref($domconfig{'contacts'}) eq 'HASH') {	if (ref($domconfig{'contacts'}) eq 'HASH') {
if (exists($domconfig{'contacts'}{$mailing})) {	if (exists($domconfig{'contacts'}{$mailing})) {
if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {	if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
Line 15548 sub build_recipient_list {	Line 14072 sub build_recipient_list {
push(@recipients,$addr);	push(@recipients,$addr);
}	}
}	}
}	$otheremails = $domconfig{'contacts'}{$mailing}{'others'};
$otheremails = $domconfig{'contacts'}{$mailing}{'others'};
if ($mailing eq 'helpdeskmail') {
if ($domconfig{'contacts'}{$mailing}{'bcc'}) {
my @bccs = split(/,/,$domconfig{'contacts'}{$mailing}{'bcc'});
my @ok_bccs;
foreach my $bcc (@bccs) {
$bcc =~ s/^\s+//g;
$bcc =~ s/\s+$//g;
if ($bcc =~ m/^[^\@]+\@[^\@]+$/) {
if (!(grep(/^\Q$bcc\E$/,@ok_bccs))) {
push(@ok_bccs,$bcc);
}
}
}
if (@ok_bccs > 0) {
$allbcc = join(', ',@ok_bccs);
}
}
$addtext = $domconfig{'contacts'}{$mailing}{'include'};
}	}
}	}
} elsif ($origmail ne '') {	} elsif ($origmail ne '') {
$lastresort = $origmail;	push(@recipients,$origmail);
}
if ($mailing eq 'helpdeskmail') {
if ((ref($domconfig{'contacts'}{'overrides'}) eq 'HASH') &&
(keys(%{$domconfig{'contacts'}{'overrides'}}))) {
my ($inststatus,$inststatus_checked);
if (($env{'user.name'} ne '') && ($env{'user.domain'} ne '') &&
($env{'user.domain'} ne 'public')) {
$inststatus_checked = 1;
$inststatus = $env{'environment.inststatus'};
}
unless ($inststatus_checked) {
if (($requname ne '') && ($requdom ne '')) {
if (($requname =~ /^$match_username$/) &&
($requdom =~ /^$match_domain$/) &&
(&Apache::lonnet::domain($requdom))) {
my $requhome = &Apache::lonnet::homeserver($requname,
$requdom);
unless ($requhome eq 'no_host') {
my %userenv = &Apache::lonnet::userenvironment($requdom,$requname,'inststatus');
$inststatus = $userenv{'inststatus'};
$inststatus_checked = 1;
}
}
}
}
unless ($inststatus_checked) {
if ($reqemail =~ /^[^\@]+\@[^\@]+$/) {
my %srch = (srchby => 'email',
srchdomain => $defdom,
srchterm => $reqemail,
srchtype => 'exact');
my %srch_results = &Apache::lonnet::usersearch(\%srch);
foreach my $uname (keys(%srch_results)) {
if (ref($srch_results{$uname}{'inststatus'}) eq 'ARRAY') {
$inststatus = join(',',@{$srch_results{$uname}{'inststatus'}});
$inststatus_checked = 1;
last;
}
}
unless ($inststatus_checked) {
my ($dirsrchres,%srch_results) = &Apache::lonnet::inst_directory_query(\%srch);
if ($dirsrchres eq 'ok') {
foreach my $uname (keys(%srch_results)) {
if (ref($srch_results{$uname}{'inststatus'}) eq 'ARRAY') {
$inststatus = join(',',@{$srch_results{$uname}{'inststatus'}});
$inststatus_checked = 1;
last;
}
}
}
}
}
}
if ($inststatus ne '') {
foreach my $status (split(/\:/,$inststatus)) {
if (ref($domconfig{'contacts'}{'overrides'}{$status}) eq 'HASH') {
my @contacts = ('adminemail','supportemail');
foreach my $item (@contacts) {
if ($domconfig{'contacts'}{'overrides'}{$status}{$item}) {
my $addr = $domconfig{'contacts'}{'overrides'}{$status};
if (!grep(/^\Q$addr\E$/,@recipients)) {
push(@recipients,$addr);
}
}
}
$otheremails = $domconfig{'contacts'}{'overrides'}{$status}{'others'};
if ($domconfig{'contacts'}{'overrides'}{$status}{'bcc'}) {
my @bccs = split(/,/,$domconfig{'contacts'}{'overrides'}{$status}{'bcc'});
my @ok_bccs;
foreach my $bcc (@bccs) {
$bcc =~ s/^\s+//g;
$bcc =~ s/\s+$//g;
if ($bcc =~ m/^[^\@]+\@[^\@]+$/) {
if (!(grep(/^\Q$bcc\E$/,@ok_bccs))) {
push(@ok_bccs,$bcc);
}
}
}
if (@ok_bccs > 0) {
$allbcc = join(', ',@ok_bccs);
}
}
$addtext = $domconfig{'contacts'}{'overrides'}{$status}{'include'};
last;
}
}
}
}
}	}
} elsif ($origmail ne '') {	} elsif ($origmail ne '') {
$lastresort = $origmail;	push(@recipients,$origmail);
}
if (($mailing eq 'helpdeskmail') && ($lastresort ne '')) {
unless (grep(/^\Q$defdom\E$/,&Apache::lonnet::current_machine_domains())) {
my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
my $machinedom = $Apache::lonnet::perlvar{'lonDefDomain'};
my %what = (
perlvar => 1,
);
my $primary = &Apache::lonnet::domain($defdom,'primary');
if ($primary) {
my $gotaddr;
my ($result,$returnhash) =
&Apache::lonnet::get_remote_globals($primary,{ perlvar => 1 });
if (($result eq 'ok') && (ref($returnhash) eq 'HASH')) {
if ($returnhash->{'lonSupportEMail'} =~ /^[^\@]+\@[^\@]+$/) {
$lastresort = $returnhash->{'lonSupportEMail'};
$gotaddr = 1;
}
}
unless ($gotaddr) {
my $uintdom = &Apache::lonnet::internet_dom($primary);
my $intdom = &Apache::lonnet::internet_dom($lonhost);
unless ($uintdom eq $intdom) {
my %domconfig =
&Apache::lonnet::get_dom('configuration',['contacts'],$machinedom);
if (ref($domconfig{'contacts'}) eq 'HASH') {
if (ref($domconfig{'contacts'}{'otherdomsmail'}) eq 'HASH') {
my @contacts = ('adminemail','supportemail');
foreach my $item (@contacts) {
if ($domconfig{'contacts'}{'otherdomsmail'}{$item}) {
my $addr = $domconfig{'contacts'}{$item};
if (!grep(/^\Q$addr\E$/,@recipients)) {
push(@recipients,$addr);
}
}
}
if ($domconfig{'contacts'}{'otherdomsmail'}{'others'}) {
$otheremails = $domconfig{'contacts'}{'otherdomsmail'}{'others'};
}
if ($domconfig{'contacts'}{'otherdomsmail'}{'bcc'}) {
my @bccs = split(/,/,$domconfig{'contacts'}{'otherdomsmail'}{'bcc'});
my @ok_bccs;
foreach my $bcc (@bccs) {
$bcc =~ s/^\s+//g;
$bcc =~ s/\s+$//g;
if ($bcc =~ m/^[^\@]+\@[^\@]+$/) {
if (!(grep(/^\Q$bcc\E$/,@ok_bccs))) {
push(@ok_bccs,$bcc);
}
}
}
if (@ok_bccs > 0) {
$allbcc = join(', ',@ok_bccs);
}
}
$addtext = $domconfig{'contacts'}{'otherdomsmail'}{'include'};
}
}
}
}
}
}
}	}
if (defined($defmail)) {	if (defined($defmail)) {
if ($defmail ne '') {	if ($defmail ne '') {
Line 15744 sub build_recipient_list {	Line 14099 sub build_recipient_list {
}	}
}	}
}	}
if ($mailing eq 'helpdeskmail') {	my $recipientlist = join(',',@recipients);
if ((!@recipients) && ($lastresort ne '')) {	return $recipientlist;
push(@recipients,$lastresort);	}
}
} elsif ($lastresort ne '') {	############################################################
if (!grep(/^\Q$lastresort\E$/,@recipients)) {	############################################################
push(@recipients,$lastresort);
}	=pod

	=over 4

	=item * &mime_email()

	Sends an email with a possible attachment

	Inputs:

	=over 4

	from - Sender's email address

	to - Email address of recipient

	subject - Subject of email

	body - Body of email

	cc_string - Carbon copy email address

	bcc - Blind carbon copy email address

	type - File type of attachment

	attachment_path - Path of file to be attached

	file_name - Name of file to be attached

	attachment_text - The body of an attachment of type "TEXT"

	=back

	=back

	=cut

	############################################################
	############################################################

	sub mime_email {
	my ($from, $to, $subject, $body, $cc_string, $bcc, $attachment_path,
	$file_name, $attachment_text) = @_;
	my $msg = MIME::Lite->new(
	From => $from,
	To => $to,
	Subject => $subject,
	Type =>'TEXT',
	Data => $body,
	);
	if ($cc_string ne '') {
	$msg->add("Cc" => $cc_string);
}	}
my $recipientlist = join(',',@recipients);	if ($bcc ne '') {
if (wantarray) {	$msg->add("Bcc" => $bcc);
return ($recipientlist,$allbcc,$addtext);	}
} else {	$msg->attr("content-type" => "text/plain");
return $recipientlist;	$msg->attr("content-type.charset" => "UTF-8");
	# Attach file if given
	if ($attachment_path) {
	unless ($file_name) {
	if ($attachment_path =~ m-/([^/]+)$-) { $file_name = $1; }
	}
	my ($type, $encoding) = MIME::Types::by_suffix($attachment_path);
	$msg->attach(Type => $type,
	Path => $attachment_path,
	Filename => $file_name
	);
	# Otherwise attach text if given
	} elsif ($attachment_text) {
	$msg->attach(Type => 'TEXT',
	Data => $attachment_text);
}	}
	# Send it
	$msg->send('sendmail');
}	}

############################################################	############################################################
Line 15849 jsarray (reference to array of categorie	Line 14272 jsarray (reference to array of categorie
subcats (reference to hash of arrays containing all subcategories within each	subcats (reference to hash of arrays containing all subcategories within each
category, -recursive)	category, -recursive)

maxd (reference to hash used to hold max depth for all top-level categories).

Returns: nothing	Returns: nothing

Side effects: populates trails and allitems hash references.	Side effects: populates trails and allitems hash references.
Line 15858 Side effects: populates trails and allit	Line 14279 Side effects: populates trails and allit
=cut	=cut

sub extract_categories {	sub extract_categories {
my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats,$maxd) = @_;	my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
if (ref($categories) eq 'HASH') {	if (ref($categories) eq 'HASH') {
&gather_categories($categories,$cats,$idx,$jsarray);	&gather_categories($categories,$cats,$idx,$jsarray);
if (ref($cats->[0]) eq 'ARRAY') {	if (ref($cats->[0]) eq 'ARRAY') {
Line 15870 sub extract_categories {	Line 14291 sub extract_categories {
$trailstr = &mt('Official courses (with institutional codes)');	$trailstr = &mt('Official courses (with institutional codes)');
} elsif ($name eq 'communities') {	} elsif ($name eq 'communities') {
$trailstr = &mt('Communities');	$trailstr = &mt('Communities');
	} elsif ($name eq 'placement') {
	$trailstr = &mt('Placement Tests');
} else {	} else {
$trailstr = $name;	$trailstr = $name;
}	}
Line 15884 sub extract_categories {	Line 14307 sub extract_categories {
if (ref($subcats) eq 'HASH') {	if (ref($subcats) eq 'HASH') {
push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');	push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
}	}
&recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats,$maxd);	&recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
}	}
} else {	} else {
if (ref($subcats) eq 'HASH') {	if (ref($subcats) eq 'HASH') {
$subcats->{$item} = [];	$subcats->{$item} = [];
}	}
if (ref($maxd) eq 'HASH') {
$maxd->{$name} = 1;
}
}	}
}	}
}	}
Line 15930 Side effects: populates trails and allit	Line 14350 Side effects: populates trails and allit
=cut	=cut

sub recurse_categories {	sub recurse_categories {
my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats,$maxd) = @_;	my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
my $shallower = $depth - 1;	my $shallower = $depth - 1;
if (ref($cats->[$depth]{$category}) eq 'ARRAY') {	if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {	for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
my $name = $cats->[$depth]{$category}[$k];	my $name = $cats->[$depth]{$category}[$k];
my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;	my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
my $trailstr = join(' » ',(@{$parents},$category));	my $trailstr = join(' -> ',(@{$parents},$category));
if ($allitems->{$item} eq '') {	if ($allitems->{$item} eq '') {
push(@{$trails},$trailstr);	push(@{$trails},$trailstr);
$allitems->{$item} = scalar(@{$trails})-1;	$allitems->{$item} = scalar(@{$trails})-1;
Line 15957 sub recurse_categories {	Line 14377 sub recurse_categories {
}	}
}	}
&recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,	&recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
$subcats,$maxd);	$subcats);
pop(@{$parents});	pop(@{$parents});
}	}
} else {	} else {
my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;	my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
my $trailstr = join(' » ',(@{$parents},$category));	my $trailstr = join(' -> ',(@{$parents},$category));
if ($allitems->{$item} eq '') {	if ($allitems->{$item} eq '') {
push(@{$trails},$trailstr);	push(@{$trails},$trailstr);
$allitems->{$item} = scalar(@{$trails})-1;	$allitems->{$item} = scalar(@{$trails})-1;
}	}
if (ref($maxd) eq 'HASH') {
if ($depth > $maxd->{$parents->[0]}) {
$maxd->{$parents->[0]} = $depth;
}
}
}	}
return;	return;
}	}
Line 15992 currcat - scalar with an & separated lis	Line 14407 currcat - scalar with an & separated lis

type - scalar contains course type (Course or Community).	type - scalar contains course type (Course or Community).

disabled - scalar (optional) contains disabled="disabled" if input elements are
to be readonly (e.g., Domain Helpdesk role viewing course settings).

Returns: $output (markup to be displayed)	Returns: $output (markup to be displayed)

=cut	=cut

sub assign_categories_table {	sub assign_categories_table {
my ($cathash,$currcat,$type,$disabled) = @_;	my ($cathash,$currcat,$type) = @_;
my $output;	my $output;
if (ref($cathash) eq 'HASH') {	if (ref($cathash) eq 'HASH') {
my (@cats,@trails,%allitems,%idx,@jsarray,%maxd,@path,$maxdepth);	my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
&extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray,\%maxd);	&extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
$maxdepth = scalar(@cats);	$maxdepth = scalar(@cats);
if (@cats > 0) {	if (@cats > 0) {
my $itemcount = 0;	my $itemcount = 0;
Line 16019 sub assign_categories_table {	Line 14431 sub assign_categories_table {
next if ($parent eq 'instcode');	next if ($parent eq 'instcode');
if ($type eq 'Community') {	if ($type eq 'Community') {
next unless ($parent eq 'communities');	next unless ($parent eq 'communities');
	} elsif ($type eq 'Placement') {
	next unless ($parent eq 'placement');
} else {	} else {
next if ($parent eq 'communities');	next if (($parent eq 'communities') \|\| ($parent eq 'placement'));
}	}
my $css_class = $itemcount%2?' class="LC_odd_row"':'';	my $css_class = $itemcount%2?' class="LC_odd_row"':'';
my $item = &escape($parent).'::0';	my $item = &escape($parent).'::0';
Line 16033 sub assign_categories_table {	Line 14447 sub assign_categories_table {
my $parent_title = $parent;	my $parent_title = $parent;
if ($parent eq 'communities') {	if ($parent eq 'communities') {
$parent_title = &mt('Communities');	$parent_title = &mt('Communities');
	} elsif ($parent eq 'placement') {
	$parent_title = &mt('Placement Tests');
}	}
$table .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.	$table .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
'<input type="checkbox" name="usecategory" value="'.	'<input type="checkbox" name="usecategory" value="'.
$item.'"'.$checked.$disabled.' />'.$parent_title.'</span>'.	$item.'"'.$checked.' />'.$parent_title.'</span>'.
'<input type="hidden" name="catname" value="'.$parent.'" /></td>';	'<input type="hidden" name="catname" value="'.$parent.'" /></td>';
my $depth = 1;	my $depth = 1;
push(@path,$parent);	push(@path,$parent);
$table .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories,$disabled);	$table .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
pop(@path);	pop(@path);
$table .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';	$table .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
$itemcount ++;	$itemcount ++;
Line 16079 path - Array containing all categories b	Line 14495 path - Array containing all categories b

currcategories - reference to array of current categories assigned to the course	currcategories - reference to array of current categories assigned to the course

disabled - scalar (optional) contains disabled="disabled" if input elements are
to be readonly (e.g., Domain Helpdesk role viewing course settings).

Returns: $output (markup to be displayed).	Returns: $output (markup to be displayed).

=cut	=cut

sub assign_category_rows {	sub assign_category_rows {
my ($itemcount,$cats,$depth,$parent,$path,$currcategories,$disabled) = @_;	my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
my ($text,$name,$item,$chgstr);	my ($text,$name,$item,$chgstr);
if (ref($cats) eq 'ARRAY') {	if (ref($cats) eq 'ARRAY') {
my $maxdepth = scalar(@{$cats});	my $maxdepth = scalar(@{$cats});
Line 16110 sub assign_category_rows {	Line 14523 sub assign_category_rows {
}	}
$text .= '<tr><td><span class="LC_nobreak"><label>'.	$text .= '<tr><td><span class="LC_nobreak"><label>'.
'<input type="checkbox" name="usecategory" value="'.	'<input type="checkbox" name="usecategory" value="'.
$item.'"'.$checked.$disabled.' />'.$name.'</label></span>'.	$item.'"'.$checked.' />'.$name.'</label></span>'.
'<input type="hidden" name="catname" value="'.$name.'" />'.	'<input type="hidden" name="catname" value="'.$name.'" />'.
'</td><td>';	'</td><td>';
if (ref($path) eq 'ARRAY') {	if (ref($path) eq 'ARRAY') {
push(@{$path},$name);	push(@{$path},$name);
$text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories,$disabled);	$text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
pop(@{$path});	pop(@{$path});
}	}
$text .= '</td></tr>';	$text .= '</td></tr>';
Line 16214 sub commit_studentrole {	Line 14627 sub commit_studentrole {
}	}
$oldsecurl = $uurl;	$oldsecurl = $uurl;
$expire_role_result =	$expire_role_result =
&Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','','',$context);	&Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
if ($env{'request.course.sec'} ne '') {	if ($env{'request.course.sec'} ne '') {
if ($expire_role_result eq 'refused') {	if ($expire_role_result eq 'refused') {
my @roles = ('st');	my @roles = ('st');
Line 16263 sub commit_studentrole {	Line 14676 sub commit_studentrole {
}	}
}	}
} else {	} else {
if ($secchange) {	if ($secchange) {
$$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;	$$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
} else {	} else {
$$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;	$$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
Line 16326 sub check_clone {	Line 14739 sub check_clone {
my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};	my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);	my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);	my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
my $clonetitle;	my $clonemsg;
my @clonemsg;
my $can_clone = 0;	my $can_clone = 0;
my $lctype = lc($args->{'crstype'});	my $lctype = lc($args->{'crstype'});
if ($lctype ne 'community') {	if ($lctype ne 'community') {
Line 16335 sub check_clone {	Line 14747 sub check_clone {
}	}
if ($clonehome eq 'no_host') {	if ($clonehome eq 'no_host') {
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
push(@clonemsg,({	$clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a non-existent community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
mt => 'No new community created.',
args => [],
},
{
mt => 'A new community could not be cloned from the specified original - [_1] - because it is a non-existent community.',
args => [$args->{'clonedomain'}.':'.$args->{'clonedomain'}],
}));
} else {	} else {
push(@clonemsg,({	$clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
mt => 'No new course created.',	}
args => [],
},
{
mt => 'A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',
args => [$args->{'clonecourse'}.':'.$args->{'clonedomain'}],
}));
}
} else {	} else {
my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});	my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
$clonetitle = $clonedesc{'description'};
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
if ($clonedesc{'type'} ne 'Community') {	if ($clonedesc{'type'} ne 'Community') {
push(@clonemsg,({	$clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
mt => 'No new community created.',	return ($can_clone, $clonemsg, $cloneid, $clonehome);
args => [],
},
{
mt => 'A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',
args => [$args->{'clonecourse'}.':'.$args->{'clonedomain'}],
}));
return ($can_clone,\@clonemsg,$cloneid,$clonehome);
}	}
}	}
if (($env{'request.role.domain'} eq $args->{'clonedomain'}) &&	if (($env{'request.role.domain'} eq $args->{'clonedomain'}) &&
(&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {	(&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
$can_clone = 1;	$can_clone = 1;
} else {	} else {
Line 16383 sub check_clone {	Line 14773 sub check_clone {
if ($args->{'ccdomain'} eq $args->{'clonedomain'}) {	if ($args->{'ccdomain'} eq $args->{'clonedomain'}) {
$can_clone = 1;	$can_clone = 1;
}	}
} elsif (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&	} elsif (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
($args->{'clonedomain'} eq $args->{'course_domain'})) {	($args->{'clonedomain'} eq $args->{'course_domain'})) {
if (&Apache::lonnet::default_instcode_cloning($args->{'clonedomain'},$domdefs{'canclone'},	if (&Apache::lonnet::default_instcode_cloning($args->{'clonedomain'},$domdefs{'canclone'},
$clonehash{'internal.coursecode'},$args->{'crscode'})) {	$clonehash{'internal.coursecode'},$args->{'crscode'})) {
Line 16402 sub check_clone {	Line 14792 sub check_clone {
$can_clone = 1;	$can_clone = 1;
}	}
unless ($can_clone) {	unless ($can_clone) {
if (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&	if (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
($args->{'clonedomain'} eq $args->{'course_domain'})) {	($args->{'clonedomain'} eq $args->{'course_domain'})) {
my (%gotdomdefaults,%gotcodedefaults);	my (%gotdomdefaults,%gotcodedefaults);
foreach my $cloner (@cloners) {	foreach my $cloner (@cloners) {
Line 16441 sub check_clone {	Line 14831 sub check_clone {
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
$ccrole = 'co';	$ccrole = 'co';
}	}
my %roleshash =	my %roleshash =
&Apache::lonnet::get_my_roles($args->{'ccuname'},	&Apache::lonnet::get_my_roles($args->{'ccuname'},
$args->{'ccdomain'},	$args->{'ccdomain'},
'userroles',['active'],[$ccrole],	'userroles',['active'],[$ccrole],
[$args->{'clonedomain'}]);	[$args->{'clonedomain'}]);
if ($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) {	if ($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) {
$can_clone = 1;	$can_clone = 1;
} elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},	} elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},
$args->{'ccuname'},$args->{'ccdomain'})) {	$args->{'ccuname'},$args->{'ccdomain'})) {
Line 16455 sub check_clone {	Line 14845 sub check_clone {
}	}
unless ($can_clone) {	unless ($can_clone) {
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
push(@clonemsg,({	$clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
mt => 'No new community created.',
args => [],
},
{
mt => 'The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',
args => [$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'}],
}));
} else {	} else {
push(@clonemsg,({	$clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
mt => 'No new course created.',	}
args => [],
},
{
mt => 'The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',
args => [$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'}],
}));
}
}	}
}	}
}	}
return ($can_clone,\@clonemsg,$cloneid,$clonehome,$clonetitle);	return ($can_clone, $clonemsg, $cloneid, $clonehome);
}	}

sub construct_course {	sub construct_course {
my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,	my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category,$coderef) = @_;
$cnum,$category,$coderef,$callercontext,$user_lh) = @_;	my $outcome;
my ($outcome,$msgref,$clonemsgref);
my $linefeed = '<br />'."\n";	my $linefeed = '<br />'."\n";
if ($context eq 'auto') {	if ($context eq 'auto') {
$linefeed = "\n";	$linefeed = "\n";
Line 16491 sub construct_course {	Line 14866 sub construct_course {
#	#
# Are we cloning?	# Are we cloning?
#	#
my ($can_clone,$cloneid,$clonehome,$clonetitle);	my ($can_clone, $clonemsg, $cloneid, $clonehome);
if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {	if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
($can_clone,$clonemsgref,$cloneid,$clonehome,$clonetitle) = &check_clone($args,$linefeed);	($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
	if ($context ne 'auto') {
	if ($clonemsg ne '') {
	$clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
	}
	}
	$outcome .= $clonemsg.$linefeed;

if (!$can_clone) {	if (!$can_clone) {
return (0,$outcome,$clonemsgref);	return (0,$outcome);
}	}
}	}

#	#
# Open course	# Open course
#	#
my $crstype = lc($args->{'crstype'});	my $showncrstype;
	if ($args->{'crstype'} eq 'Placement') {
	$showncrstype = 'placement test';
	} else {
	$showncrstype = lc($args->{'crstype'});
	}
my %cenv=();	my %cenv=();
$$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},	$$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
$args->{'cdescr'},	$args->{'cdescr'},
Line 16513 sub construct_course {	Line 14900 sub construct_course {
$args->{'ccuname'}.':'.	$args->{'ccuname'}.':'.
$args->{'ccdomain'},	$args->{'ccdomain'},
$args->{'crstype'},	$args->{'crstype'},
$cnum,$context,$category,	$cnum,$context,$category);
$callercontext);

# Note: The testing routines depend on this being output; see	# Note: The testing routines depend on this being output; see
# Utils::Course. This needs to at least be output as a comment	# Utils::Course. This needs to at least be output as a comment
# if anyone ever decides to not show this, and Utils::Course::new	# if anyone ever decides to not show this, and Utils::Course::new
# will need to be suitably modified.	# will need to be suitably modified.
if (($callercontext eq 'auto') && ($user_lh ne '')) {	$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$showncrstype,$$courseid).$linefeed;
$outcome .= &mt_user($user_lh,'New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
} else {
$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
}
if ($$courseid =~ /^error:/) {	if ($$courseid =~ /^error:/) {
return (0,$outcome,$clonemsgref);	return (0,$outcome);
}	}

#	#
Line 16535 sub construct_course {	Line 14917 sub construct_course {
($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);	($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);	my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
if ($crsuhome eq 'no_host') {	if ($crsuhome eq 'no_host') {
if (($callercontext eq 'auto') && ($user_lh ne '')) {	$outcome .= &mt('Course creation failed, unrecognized course home server.').$linefeed;
$outcome .= &mt_user($user_lh,	return (0,$outcome);
'Course creation failed, unrecognized course home server.');
} else {
$outcome .= &mt('Course creation failed, unrecognized course home server.');
}
$outcome .= $linefeed;
return (0,$outcome,$clonemsgref);
}	}
$outcome .= &mt('Created on').': '.$crsuhome.$linefeed;	$outcome .= &mt('Created on').': '.$crsuhome.$linefeed;

#	#
# Do the cloning	# Do the cloning
#	#
my @clonemsg;
if ($can_clone && $cloneid) {	if ($can_clone && $cloneid) {
push(@clonemsg,	$clonemsg = &mt('Cloning [_1] from [_2]',$showncrstype,$clonehome);
{	if ($context ne 'auto') {
mt => 'Created [_1] by cloning from [_2]',	$clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
args => [$crstype,$clonetitle],	}
});	$outcome .= $clonemsg.$linefeed;
my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);	my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
# Copy all files	# Copy all files
my @info =	&Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
&Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},
$args->{'dateshift'},$args->{'crscode'},
$args->{'ccuname'}.':'.$args->{'ccdomain'},
$args->{'tinyurls'});
if (@info) {
push(@clonemsg,@info);
}
# Restore URL	# Restore URL
$cenv{'url'}=$oldcenv{'url'};	$cenv{'url'}=$oldcenv{'url'};
# Restore title	# Restore title
Line 16590 sub construct_course {	Line 14958 sub construct_course {
'plc.users.denied',	'plc.users.denied',
'hidefromcat',	'hidefromcat',
'checkforpriv',	'checkforpriv',
'categories'],	'categories',
	'internal.uniquecode'],
$$crsudom,$$crsunum);	$$crsudom,$$crsunum);
if ($args->{'textbook'}) {	if ($args->{'textbook'}) {
$cenv{'internal.textbook'} = $args->{'textbook'};	$cenv{'internal.textbook'} = $args->{'textbook'};
Line 16605 sub construct_course {	Line 14974 sub construct_course {
if ($args->{'crstype'}) {	if ($args->{'crstype'}) {
$cenv{'type'}=$args->{'crstype'};	$cenv{'type'}=$args->{'crstype'};
}	}
if ($args->{'lti'}) {
$cenv{'internal.lti'}=$args->{'lti'};
}
if ($args->{'crsid'}) {	if ($args->{'crsid'}) {
$cenv{'courseid'}=$args->{'crsid'};	$cenv{'courseid'}=$args->{'crsid'};
}	}
Line 16629 sub construct_course {	Line 14995 sub construct_course {
$cenv{'internal.defaultcredits'} = $args->{'defaultcredits'};	$cenv{'internal.defaultcredits'} = $args->{'defaultcredits'};
}	}
my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.	my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
my @oklcsecs = (); # Used to accumulate LON-CAPA sections for validated institutional sections.
if ($args->{'crssections'}) {	if ($args->{'crssections'}) {
$cenv{'internal.sectionnums'} = '';	$cenv{'internal.sectionnums'} = '';
if ($args->{'crssections'} =~ m/,/) {	if ($args->{'crssections'} =~ m/,/) {
Line 16643 sub construct_course {	Line 15008 sub construct_course {
my $class = $args->{'crscode'}.$sec;	my $class = $args->{'crscode'}.$sec;
my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});	my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
$cenv{'internal.sectionnums'} .= $item.',';	$cenv{'internal.sectionnums'} .= $item.',';
if ($addcheck eq 'ok') {	unless ($addcheck eq 'ok') {
unless (grep(/^\Q$gp\E$/,@oklcsecs)) {	push @badclasses, $class;
push(@oklcsecs,$gp);
}
} else {
push(@badclasses,$class);
}	}
}	}
$cenv{'internal.sectionnums'} =~ s/,$//;	$cenv{'internal.sectionnums'} =~ s/,$//;
Line 16675 sub construct_course {	Line 15036 sub construct_course {
my ($xl,$gp) = split/:/,$item;	my ($xl,$gp) = split/:/,$item;
my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});	my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
$cenv{'internal.crosslistings'} .= $item.',';	$cenv{'internal.crosslistings'} .= $item.',';
if ($addcheck eq 'ok') {	unless ($addcheck eq 'ok') {
unless (grep(/^\Q$gp\E$/,@oklcsecs)) {	push @badclasses, $xl;
push(@oklcsecs,$gp);
}
} else {
push(@badclasses,$xl);
}	}
}	}
$cenv{'internal.crosslistings'} =~ s/,$//;	$cenv{'internal.crosslistings'} =~ s/,$//;
Line 16715 sub construct_course {	Line 15072 sub construct_course {
}	}
if (@badclasses > 0) {	if (@badclasses > 0) {
my %lt=&Apache::lonlocal::texthash(	my %lt=&Apache::lonlocal::texthash(
'tclb' => 'The courses listed below were included as sections or crosslistings affiliated with your new LON-CAPA course.',	'tclb' => 'The courses listed below were included as sections or crosslistings affiliated with your new LON-CAPA course. However, if automated course roster updates are enabled for this class, these particular sections/crosslistings will not contribute towards enrollment, because the user identified as the course owner for this LON-CAPA course',
'howi' => 'However, if automated course roster updates are enabled for this class, these particular sections/crosslistings are not guaranteed to contribute towards enrollment.',	'dnhr' => 'does not have rights to access enrollment in these classes',
'itis' => 'It is possible that rights to access enrollment for these classes will be available through assignment of co-owners.',	'adby' => 'as determined by the policies of your institution on access to official classlists'
);	);
my $badclass_msg = $lt{'tclb'}.$linefeed.$lt{'howi'}.$linefeed.	my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
&mt('That is because the user identified as the course owner ([_1]) does not have rights to access enrollment in these classes, as determined by the policies of your institution on access to official classlists',$cenv{'internal.courseowner'}).$linefeed.$lt{'itis'};	' ('.$lt{'adby'}.')';
if ($context eq 'auto') {	if ($context eq 'auto') {
$outcome .= $badclass_msg.$linefeed;	$outcome .= $badclass_msg.$linefeed;
} else {
$outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";	$outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
}	foreach my $item (@badclasses) {
foreach my $item (@badclasses) {	if ($context eq 'auto') {
	$outcome .= " - $item\n";
	} else {
	$outcome .= "<li>$item</li>\n";
	}
	}
if ($context eq 'auto') {	if ($context eq 'auto') {
$outcome .= " - $item\n";	$outcome .= $linefeed;
} else {	} else {
$outcome .= "<li>$item</li>\n";	$outcome .= "</ul><br /><br /></div>\n";
}	}
}	}
if ($context eq 'auto') {
$outcome .= $linefeed;
} else {
$outcome .= "</ul><br /><br /></div>\n";
}
}	}
if ($args->{'no_end_date'}) {	if ($args->{'no_end_date'}) {
$args->{'endaccess'} = 0;	$args->{'endaccess'} = 0;
}	}
# If an official course with institutional sections is created by cloning
# an existing course, section-specific hiding of course totals in student's
# view of grades as copied from cloned course, will be checked for valid
# sections.
if (($can_clone && $cloneid) &&
($cenv{'internal.coursecode'} ne '') &&
($cenv{'grading'} eq 'standard') &&
($cenv{'hidetotals'} ne '') &&
($cenv{'hidetotals'} ne 'all')) {
my @hidesecs;
my $deletehidetotals;
if (@oklcsecs) {
foreach my $sec (split(/,/,$cenv{'hidetotals'})) {
if (grep(/^\Q$sec$/,@oklcsecs)) {
push(@hidesecs,$sec);
}
}
if (@hidesecs) {
$cenv{'hidetotals'} = join(',',@hidesecs);
} else {
$deletehidetotals = 1;
}
} else {
$deletehidetotals = 1;
}
if ($deletehidetotals) {
delete($cenv{'hidetotals'});
&Apache::lonnet::del('environment',['hidetotals'],$$crsudom,$$crsunum);
}
}
$cenv{'internal.autostart'}=$args->{'enrollstart'};	$cenv{'internal.autostart'}=$args->{'enrollstart'};
$cenv{'internal.autoend'}=$args->{'enrollend'};	$cenv{'internal.autoend'}=$args->{'enrollend'};
$cenv{'default_enrollment_start_date'}=$args->{'startaccess'};	$cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
Line 16799 sub construct_course {	Line 15125 sub construct_course {
if ($args->{'setcontent'}) {	if ($args->{'setcontent'}) {
$cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};	$cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
}	}
if ($args->{'setcomment'}) {
$cenv{'comment.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
}
}	}
if ($args->{'reshome'}) {	if ($args->{'reshome'}) {
$cenv{'reshome'}=$args->{'reshome'}.'/';	$cenv{'reshome'}=$args->{'reshome'}.'/';
Line 16836 sub construct_course {	Line 15159 sub construct_course {
if (ref($crsinfo{$$crsudom.'_'.$$crsunum}) eq 'HASH') {	if (ref($crsinfo{$$crsudom.'_'.$$crsunum}) eq 'HASH') {
$crsinfo{$$crsudom.'_'.$$crsunum}{'uniquecode'} = $code;	$crsinfo{$$crsudom.'_'.$$crsunum}{'uniquecode'} = $code;
my $putres = &Apache::lonnet::courseidput($$crsudom,\%crsinfo,$crsuhome,'notime');	my $putres = &Apache::lonnet::courseidput($$crsudom,\%crsinfo,$crsuhome,'notime');
}	}
if (ref($coderef)) {	if (ref($coderef)) {
$$coderef = $code;	$$coderef = $code;
}	}
Line 16873 sub construct_course {	Line 15196 sub construct_course {
# Open all assignments	# Open all assignments
#	#
if ($args->{'openall'}) {	if ($args->{'openall'}) {
my $opendate = time;
if ($args->{'openallfrom'} =~ /^\d+$/) {
$opendate = $args->{'openallfrom'};
}
my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';	my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
my %storecontent = ($storeunder => $opendate,	my %storecontent = ($storeunder => time,
$storeunder.'.type' => 'date_start');	$storeunder.'.type' => 'date_start');
$outcome .= &mt('All assignments open starting [_1]',
&Apache::lonlocal::locallocaltime($opendate)).': '.	$outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
&Apache::lonnet::cput	('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
}	}
#	#
# Set first page	# Set first page
#	#
unless (($args->{'nonstandard'}) \|\| ($args->{'firstres'} eq 'blank')	unless (($args->{'nonstandard'}) \|\| ($args->{'firstres'} eq 'blank')
\|\| ($cloneid)) {	\|\| ($cloneid)) {
	use LONCAPA::map;
$outcome .= &mt('Setting first resource').': ';	$outcome .= &mt('Setting first resource').': ';

my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';	my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
Line 16912 sub construct_course {	Line 15231 sub construct_course {
$outcome .= ($fatal?$errtext:'write ok').$linefeed;	$outcome .= ($fatal?$errtext:'write ok').$linefeed;
}	}

return (1,$outcome,\@clonemsg);	#
	# Set params for Placement Tests
	#
	if ($args->{'crstype'} eq 'Placement') {
	my %storecontent;
	my $prefix=$$crsudom.'_'.$$crsunum.'.0.';
	my %defaults = (
	buttonshide => { value => 'yes',
	type => 'string_yesno',},
	type => { value => 'randomizetry',
	type => 'string_questiontype',},
	maxtries => { value => 1,
	type => 'int_pos',},
	problemstatus => { value => 'no',
	type => 'string_problemstatus',},
	);
	foreach my $key (keys(%defaults)) {
	$storecontent{$prefix.$key} = $defaults{$key}{'value'};
	$storecontent{$prefix.$key.'.type'} = $defaults{$key}{'type'};
	}
	&Apache::lonnet::cput
	('resourcedata',\%storecontent,$$crsudom,$$crsunum);
	}

	return (1,$outcome);
}	}

sub make_unique_code {	sub make_unique_code {
Line 16925 sub make_unique_code {	Line 15268 sub make_unique_code {
my $tries = 0;	my $tries = 0;
my $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);	my $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
my ($code,$error);	my ($code,$error);

while (($gotlock ne 'ok') && ($tries<3)) {	while (($gotlock ne 'ok') && ($tries<3)) {
$tries ++;	$tries ++;
sleep 1;	sleep 1;
Line 16972 sub generate_code {	Line 15315 sub generate_code {
############################################################	############################################################
############################################################	############################################################

#SD	# Community, Course and Placement Test
# only Community and Course, or anything else?
sub course_type {	sub course_type {
my ($cid) = @_;	my ($cid) = @_;
if (!defined($cid)) {	if (!defined($cid)) {
Line 16991 sub group_term {	Line 15333 sub group_term {
my %names = (	my %names = (
'Course' => 'group',	'Course' => 'group',
'Community' => 'group',	'Community' => 'group',
	'Placement' => 'group',
);	);
return $names{$crstype};	return $names{$crstype};
}	}

sub course_types {	sub course_types {
my @types = ('official','unofficial','community','textbook','lti');	my @types = ('official','unofficial','community','textbook','placement');
my %typename = (	my %typename = (
official => 'Official course',	official => 'Official course',
unofficial => 'Unofficial course',	unofficial => 'Unofficial course',
community => 'Community',	community => 'Community',
textbook => 'Textbook course',	textbook => 'Textbook course',
lti => 'LTI provider',	placement => 'Placement test',
);	);
return (\@types,\%typename);	return (\@types,\%typename);
}	}
Line 17082 sub compare_arrays {	Line 15425 sub compare_arrays {
return @difference;	return @difference;
}	}

sub lon_status_items {
my %defaults = (
E => 100,
W => 4,
N => 1,
U => 5,
threshold => 200,
sysmail => 2500,
);
my %names = (
E => 'Errors',
W => 'Warnings',
N => 'Notices',
U => 'Unsent',
);
return (\%defaults,\%names);
}

# -------------------------------------------------------- Initialize user login	# -------------------------------------------------------- Initialize user login
sub init_user_environment {	sub init_user_environment {
my ($r, $username, $domain, $authhost, $form, $args) = @_;	my ($r, $username, $domain, $authhost, $form, $args) = @_;
Line 17109 sub init_user_environment {	Line 15434 sub init_user_environment {

# See if old ID present, if so, remove	# See if old ID present, if so, remove

my ($filename,$cookie,$userroles,$firstaccenv,$timerintenv,	my ($filename,$cookie,$userroles,$firstaccenv,$timerintenv);
$coauthorenv);
my $now=time;	my $now=time;

if ($public) {	if ($public) {
Line 17136 sub init_user_environment {	Line 15460 sub init_user_environment {
opendir(DIR,$lonids);	opendir(DIR,$lonids);
while ($filename=readdir(DIR)) {	while ($filename=readdir(DIR)) {
if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {	if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
if (tie(my %oldenv,'GDBM_File',"$lonids/$filename",	unlink($lonids.'/'.$filename);
&GDBM_READER(),0640)) {
my $linkedfile;
if (exists($oldenv{'user.linkedenv'})) {
$linkedfile = $oldenv{'user.linkedenv'};
}
untie(%oldenv);
if (unlink("$lonids/$filename")) {
if ($linkedfile =~ /^[a-f0-9]+_linked$/) {
if (-l "$lonids/$linkedfile.id") {
unlink("$lonids/$linkedfile.id");
}
}
}
} else {
unlink($lonids.'/'.$filename);
}
}	}
}	}
closedir(DIR);	closedir(DIR);
Line 17175 sub init_user_environment {	Line 15483 sub init_user_environment {

# Initialize roles	# Initialize roles

($userroles,$firstaccenv,$timerintenv,$coauthorenv) =	($userroles,$firstaccenv,$timerintenv) =
&Apache::lonnet::rolesinit($domain,$username,$authhost);	&Apache::lonnet::rolesinit($domain,$username,$authhost);
}	}
# ------------------------------------ Check browser type and MathML capability	# ------------------------------------ Check browser type and MathML capability
Line 17203 sub init_user_environment {	Line 15511 sub init_user_environment {
# --------------------------------------------------------- Write first profile	# --------------------------------------------------------- Write first profile

{	{
my $ip = &Apache::lonnet::get_requestor_ip();
my %initial_env =	my %initial_env =
("user.name" => $username,	("user.name" => $username,
"user.domain" => $domain,	"user.domain" => $domain,
Line 17222 sub init_user_environment {	Line 15529 sub init_user_environment {
"request.course.sec" => '',	"request.course.sec" => '',
"request.role" => 'cm',	"request.role" => 'cm',
"request.role.adv" => $env{'user.adv'},	"request.role.adv" => $env{'user.adv'},
"request.host" => $ip,);	"request.host" => $ENV{'REMOTE_ADDR'},);

if ($form->{'localpath'}) {	if ($form->{'localpath'}) {
$initial_env{"browser.localpath"} = $form->{'localpath'};	$initial_env{"browser.localpath"} = $form->{'localpath'};
Line 17241 sub init_user_environment {	Line 15548 sub init_user_environment {
$env{'user.noloadbalance'} = $lonhost;	$env{'user.noloadbalance'} = $lonhost;
}	}

if ($form->{'noloadbalance'}) {	my %is_adv = ( is_adv => $env{'user.adv'} );
my @hosts = &Apache::lonnet::current_machine_ids();	my %domdef;
my $hosthere = $form->{'noloadbalance'};
if (grep(/^\Q$hosthere\E$/,@hosts)) {
$initial_env{"user.noloadbalance"} = $hosthere;
$env{'user.noloadbalance'} = $hosthere;
}
}

unless ($domain eq 'public') {	unless ($domain eq 'public') {
my %is_adv = ( is_adv => $env{'user.adv'} );	%domdef = &Apache::lonnet::get_domain_defaults($domain);
my %domdef = &Apache::lonnet::get_domain_defaults($domain);	}

foreach my $tool ('aboutme','blog','webdav','portfolio','timezone') {	foreach my $tool ('aboutme','blog','webdav','portfolio') {
$userenv{'availabletools.'.$tool} =	$userenv{'availabletools.'.$tool} =
&Apache::lonnet::usertools_access($username,$domain,$tool,'reload',	&Apache::lonnet::usertools_access($username,$domain,$tool,'reload',
undef,\%userenv,\%domdef,\%is_adv);	undef,\%userenv,\%domdef,\%is_adv);
}	}

foreach my $crstype ('official','unofficial','community','textbook','lti') {
$userenv{'canrequest.'.$crstype} =
&Apache::lonnet::usertools_access($username,$domain,$crstype,
'reload','requestcourses',
\%userenv,\%domdef,\%is_adv);
}

if ((ref($userroles) eq 'HASH') && ($userroles->{'user.author'}) &&
(exists($userroles->{"user.role.au./$domain/"}))) {
if ($userenv{'authoreditors'}) {
$userenv{'editors'} = $userenv{'authoreditors'};
} elsif ($domdef{'editors'} ne '') {
$userenv{'editors'} = $domdef{'editors'};
} else {
$userenv{'editors'} = 'edit,xml';
}
}

$userenv{'canrequest.author'} =	foreach my $crstype ('official','unofficial','community','textbook','placement') {
&Apache::lonnet::usertools_access($username,$domain,'requestauthor',	$userenv{'canrequest.'.$crstype} =
'reload','requestauthor',	&Apache::lonnet::usertools_access($username,$domain,$crstype,
	'reload','requestcourses',
\%userenv,\%domdef,\%is_adv);	\%userenv,\%domdef,\%is_adv);
my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],	}
$domain,$username);
my $reqstatus = $reqauthor{'author_status'};	$userenv{'canrequest.author'} =
if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {	&Apache::lonnet::usertools_access($username,$domain,'requestauthor',
if (ref($reqauthor{'author'}) eq 'HASH') {	'reload','requestauthor',
$userenv{'requestauthorqueued'} = $reqstatus.':'.	\%userenv,\%domdef,\%is_adv);
$reqauthor{'author'}{'timestamp'};	my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],
}	$domain,$username);
	my $reqstatus = $reqauthor{'author_status'};
	if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {
	if (ref($reqauthor{'author'}) eq 'HASH') {
	$userenv{'requestauthorqueued'} = $reqstatus.':'.
	$reqauthor{'author'}{'timestamp'};
}	}
}	}

Line 17306 sub init_user_environment {	Line 15594 sub init_user_environment {
if (ref($timerintenv) eq 'HASH') {	if (ref($timerintenv) eq 'HASH') {
&_add_to_env(\%disk_env,$timerintenv);	&_add_to_env(\%disk_env,$timerintenv);
}	}
if (ref($coauthorenv) eq 'HASH') {
if (keys(%{$coauthorenv})) {
&_add_to_env(\%disk_env,$coauthorenv);
}
}
if (ref($args->{'extra_env'})) {	if (ref($args->{'extra_env'})) {
&_add_to_env(\%disk_env,$args->{'extra_env'});	&_add_to_env(\%disk_env,$args->{'extra_env'});
}	}
Line 17401 and quotacheck.pl	Line 15684 and quotacheck.pl

Inputs:	Inputs:

filterlist - anonymous array of fields to include as potential filters	filterlist - anonymous array of fields to include as potential filters

crstype - course type	crstype - course type

roleelement - fifth arg in selectcourse_link() populates fifth arg in javascript: opencrsbrowser() function, used	roleelement - fifth arg in selectcourse_link() populates fifth arg in javascript: opencrsbrowser() function, used
to pop-open a course selector (will contain "extra element").	to pop-open a course selector (will contain "extra element").

multelement - if multiple course selections will be allowed, this will be a hidden form element: name: multiple; value: 1	multelement - if multiple course selections will be allowed, this will be a hidden form element: name: multiple; value: 1

Line 17422 cloneruname - username of owner of new c	Line 15705 cloneruname - username of owner of new c

clonerudom - domain of owner of new course who wants to clone	clonerudom - domain of owner of new course who wants to clone

typeelem - text to use for left column in row containing course type (i.e., Course, Community or Course/Community)	typeelem - text to use for left column in row containing course type (i.e., Course, Community or Course/Community)

codetitlesref - reference to array of titles of components in institutional codes (official courses)	codetitlesref - reference to array of titles of components in institutional codes (official courses)

codedom - domain	codedom - domain

formname - value of form element named "form".	formname - value of form element named "form".

fixeddom - domain, if fixed.	fixeddom - domain, if fixed.

prevphase - value to assign to form element named "phase" when going back to the previous screen	prevphase - value to assign to form element named "phase" when going back to the previous screen

cnameelement - name of form element in form on opener page which will receive title of selected course	cnameelement - name of form element in form on opener page which will receive title of selected course

cnumelement - name of form element in form on opener page which will receive courseID of selected course	cnumelement - name of form element in form on opener page which will receive courseID of selected course

Line 17525 sub build_filters {	Line 15808 sub build_filters {
$createdfilterform = &timebased_select_form('createdfilter',$filter);	$createdfilterform = &timebased_select_form('createdfilter',$filter);
}	}

	my $prefix = $crstype;
	if ($crstype eq 'Placement') {
	$prefix = 'Placement Test'
	}
my %lt = &Apache::lonlocal::texthash(	my %lt = &Apache::lonlocal::texthash(
'cac' => "$crstype Activity",	'cac' => "$prefix Activity",
'ccr' => "$crstype Created",	'ccr' => "$prefix Created",
'cde' => "$crstype Title",	'cde' => "$prefix Title",
'cdo' => "$crstype Domain",	'cdo' => "$prefix Domain",
'ins' => 'Institutional Code',	'ins' => 'Institutional Code',
'inc' => 'Institutional Categorization',	'inc' => 'Institutional Categorization',
'cow' => "$crstype Owner/Co-owner",	'cow' => "$prefix Owner/Co-owner",
'cop' => "$crstype Personnel Includes",	'cop' => "$prefix Personnel Includes",
'cog' => 'Type',	'cog' => 'Type',
);	);

Line 17541 sub build_filters {	Line 15828 sub build_filters {
my $typeval = 'Course';	my $typeval = 'Course';
if ($crstype eq 'Community') {	if ($crstype eq 'Community') {
$typeval = 'Community';	$typeval = 'Community';
	} elsif ($crstype eq 'Placement') {
	$typeval = 'Placement';
}	}
$typeselectform = '<input type="hidden" name="type" value="'.$typeval.'" />';	$typeselectform = '<input type="hidden" name="type" value="'.$typeval.'" />';
} else {	} else {
Line 17549 sub build_filters {	Line 15838 sub build_filters {
$typeselectform .= ' onchange="'.$onchange.'"';	$typeselectform .= ' onchange="'.$onchange.'"';
}	}
$typeselectform .= '>'."\n";	$typeselectform .= '>'."\n";
foreach my $posstype ('Course','Community') {	foreach my $posstype ('Course','Community','Placement') {
	my $shown;
	if ($posstype eq 'Placement') {
	$shown = &mt('Placement Test');
	} else {
	$shown = &mt($posstype);
	}
$typeselectform.='<option value="'.$posstype.'"'.	$typeselectform.='<option value="'.$posstype.'"'.
($posstype eq $crstype ? ' selected="selected" ' : ''). ">".&mt($posstype)."</option>\n";	($posstype eq $crstype ? ' selected="selected" ' : ''). ">".$shown."</option>\n";
}	}
$typeselectform.="</select>";	$typeselectform.="</select>";
}	}
Line 17576 sub build_filters {	Line 15871 sub build_filters {
if (exists($filter->{'instcodefilter'})) {	if (exists($filter->{'instcodefilter'})) {
# if (($fixeddom) \|\| ($formname eq 'requestcrs') \|\|	# if (($fixeddom) \|\| ($formname eq 'requestcrs') \|\|
# ($formname eq 'modifycourse') \|\| ($formname eq 'filterpicker')) {	# ($formname eq 'modifycourse') \|\| ($formname eq 'filterpicker')) {
if ($codedom) {	if ($codedom) {
$officialjs = 1;	$officialjs = 1;
($instcodeform,$jscript,$$numtitlesref) =	($instcodeform,$jscript,$$numtitlesref) =
&Apache::courseclassifier::instcode_selectors($codedom,'filterpicker',	&Apache::courseclassifier::instcode_selectors($codedom,'filterpicker',
Line 17705 $typeelement	Line 16000 $typeelement
return $jscript.$clonewarning.$output;	return $jscript.$clonewarning.$output;
}	}

=pod	=pod

=item * &timebased_select_form()	=item * &timebased_select_form()

Line 17720 item - name of form element (sincefilter	Line 16015 item - name of form element (sincefilter
filter - anonymous hash of criteria and their values	filter - anonymous hash of criteria and their values

Returns: HTML for a select box contained a blank, then six time selections,	Returns: HTML for a select box contained a blank, then six time selections,
with value set in incoming form variables currently selected.	with value set in incoming form variables currently selected.

Side Effects: None	Side Effects: None

Line 17757 page load completion for page showing se	Line 16052 page load completion for page showing se

Inputs: None	Inputs: None

Returns: markup containing updateFilters() and hideSearching() javascript functions.	Returns: markup containing updateFilters() and hideSearching() javascript functions.

Side Effects: None	Side Effects: None

Line 17796 to retrieve a hash for which keys are co	Line 16091 to retrieve a hash for which keys are co

Inputs:	Inputs:

dom - domain being searched	dom - domain being searched

type - course type ('Course' or 'Community' or '.' if any).	type - course type ('Course' or 'Community' or '.' if any).

Line 17808 cloneruname - optional username of new c	Line 16103 cloneruname - optional username of new c

clonerudom - optional domain of new course owner	clonerudom - optional domain of new course owner

domcloner - optional "domcloner" flag; has value=1 if user has ccc priv in domain being filtered by,	domcloner - optional "domcloner" flag; has value=1 if user has ccc priv in domain being filtered by,
(used when DC is using course creation form)	(used when DC is using course creation form)

codetitles - reference to array of titles of components in institutional codes (official courses).	codetitles - reference to array of titles of components in institutional codes (official courses).
Line 17818 cc_clone - escaped comma separated list	Line 16113 cc_clone - escaped comma separated list

reqcrsdom - domain of new course, where search_courses is used to identify potential courses to clone	reqcrsdom - domain of new course, where search_courses is used to identify potential courses to clone

reqinstcode - institutional code of new course, where search_courses is used to identify potential	reqinstcode - institutional code of new course, where search_courses is used to identify potential
courses to clone	courses to clone

Returns: %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type.	Returns: %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type.

Line 17902 sub search_courses {	Line 16197 sub search_courses {
if (ref($courses{$cid}) eq 'HASH') {	if (ref($courses{$cid}) eq 'HASH') {
if (ref($courses{$cid}{roles}) eq 'ARRAY') {	if (ref($courses{$cid}{roles}) eq 'ARRAY') {
if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) {	if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) {
push(@{$courses{$cid}{roles}},$courserole);	push (@{$courses{$cid}{roles}},$courserole);
}	}
} else {	} else {
$courses{$cid}{roles} = [$courserole];	$courses{$cid}{roles} = [$courserole];
Line 17945 $required - LON-CAPA version needed by c	Line 16240 $required - LON-CAPA version needed by c

Returns:	Returns:

$switchserver - query string tp append to /adm/switchserver call (if	$switchserver - query string tp append to /adm/switchserver call (if
current server's LON-CAPA version is too old.	current server's LON-CAPA version is too old.

$warning - Message is displayed if no suitable server could be found.	$warning - Message is displayed if no suitable server could be found.

Line 18059 Inputs:	Line 16354 Inputs:
$loncaparev - Version on current server (format: Major.Minor.Subrelease-datestamp)	$loncaparev - Version on current server (format: Major.Minor.Subrelease-datestamp)

$interval (optional) - Time which may elapse (in s) between last check for content	$interval (optional) - Time which may elapse (in s) between last check for content
change in current course. (default: 600 s).	change in current course. (default: 600 s).

Returns: an array; first element is:	Returns: an array; first element is:

Line 18067 Returns: an array; first element is:	Line 16362 Returns: an array; first element is:

'switch' - if content updates mean user's session	'switch' - if content updates mean user's session
needs to be switched to a server running a newer LON-CAPA version	needs to be switched to a server running a newer LON-CAPA version

'update' - if course session needs to be refreshed (i.e., Big Hash needs to be reloaded)	'update' - if course session needs to be refreshed (i.e., Big Hash needs to be reloaded)
on current server hosting user's session	on current server hosting user's session

'' - if no action required.	'' - if no action required.

Line 18077 Returns: an array; first element is:	Line 16372 Returns: an array; first element is:

If first item element is 'switch':	If first item element is 'switch':

second item is $switchwarning - Warning message if no suitable server found to host session.	second item is $switchwarning - Warning message if no suitable server found to host session.

third item is $switchserver - query string to append to /adm/switchserver containing lonHostID	third item is $switchserver - query string to append to /adm/switchserver containing lonHostID
and current role.	and current role.

otherwise: no other elements returned.	otherwise: no other elements returned.

Line 18098 sub needs_coursereinit {	Line 16393 sub needs_coursereinit {
$interval = 600;	$interval = 600;
}	}
if (($now-$env{'request.course.timechecked'})>$interval) {	if (($now-$env{'request.course.timechecked'})>$interval) {
	my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
&Apache::lonnet::appenv({'request.course.timechecked'=>$now});	&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
my $blocked = &blocking_status('reinit',undef,$cnum,$cdom,undef,1);	if ($lastchange > $env{'request.course.tied'}) {
if ($blocked) {	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
return ();	if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
}	my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};
my $update;	if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {
my $lastmainchange = &Apache::lonnet::get_coursechange($cdom,$cnum);	&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>
my $lastsuppchange = &Apache::lonnet::get_suppchange($cdom,$cnum);	$curr_reqd_hash{'internal.releaserequired'}});
if ($lastmainchange > $env{'request.course.tied'}) {	my ($switchserver,$switchwarning) =
my ($needswitch,$switchwarning,$switchserver) = &switch_for_update($loncaparev,$cdom,$cnum);	&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},
if ($needswitch) {	$curr_reqd_hash{'internal.releaserequired'});
return ('switch',$switchwarning,$switchserver);	if ($switchwarning ne '' \|\| $switchserver ne '') {
}	return ('switch',$switchwarning,$switchserver);
$update = 'main';	}
}
if ($lastsuppchange > $env{'request.course.suppupdated'}) {
if ($update) {
$update = 'both';
} else {
my ($needswitch,$switchwarning,$switchserver) = &switch_for_update($loncaparev,$cdom,$cnum);
if ($needswitch) {
return ('switch',$switchwarning,$switchserver);
} else {
$update = 'supp';
}	}
}	}
return ($update);	return ('update');
}
}
return ();
}

sub switch_for_update {
my ($loncaparev,$cdom,$cnum) = @_;
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};
if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {
&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>
$curr_reqd_hash{'internal.releaserequired'}});
my ($switchserver,$switchwarning) =
&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},
$curr_reqd_hash{'internal.releaserequired'});
if ($switchwarning ne '' \|\| $switchserver ne '') {
return ('switch',$switchwarning,$switchserver);
}
}	}
}	}
return ();	return ();
Line 18226 sub parse_supplemental_title {	Line 16493 sub parse_supplemental_title {
my $name = &plainname($uname,$udom);	my $name = &plainname($uname,$udom);
$name = &HTML::Entities::encode($name,'"<>&\'');	$name = &HTML::Entities::encode($name,'"<>&\'');
$renametitle = &HTML::Entities::encode($renametitle,'"<>&\'');	$renametitle = &HTML::Entities::encode($renametitle,'"<>&\'');
$title='<i>'.&Apache::lonlocal::locallocaltime($time).'</i> '.$name;	$title='<i>'.&Apache::lonlocal::locallocaltime($time).'</i> '.
if ($foldertitle ne '') {	$name.': <br />'.$foldertitle;
$title .= ': <br />'.$foldertitle;
}
}	}
if (wantarray) {	if (wantarray) {
return ($title,$foldertitle,$renametitle);	return ($title,$foldertitle,$renametitle);
Line 18237 sub parse_supplemental_title {	Line 16502 sub parse_supplemental_title {
return $title;	return $title;
}	}

sub get_supplemental {
my ($cnum,$cdom,$ignorecache,$possdel)=@_;
my $hashid=$cnum.':'.$cdom;
my ($supplemental,$cached,$set_httprefs);
unless ($ignorecache) {
($supplemental,$cached) = &Apache::lonnet::is_cached_new('supplemental',$hashid);
}
unless (defined($cached)) {
my $chome=&Apache::lonnet::homeserver($cnum,$cdom);
unless ($chome eq 'no_host') {
my @order = @LONCAPA::map::order;
my @resources = @LONCAPA::map::resources;
my @resparms = @LONCAPA::map::resparms;
my @zombies = @LONCAPA::map::zombies;
my ($errors,%ids,%hidden);
$errors =
&recurse_supplemental($cnum,$cdom,'supplemental.sequence',
$errors,$possdel,\%ids,\%hidden);
@LONCAPA::map::order = @order;
@LONCAPA::map::resources = @resources;
@LONCAPA::map::resparms = @resparms;
@LONCAPA::map::zombies = @zombies;
$set_httprefs = 1;
if ($env{'request.course.id'} eq $cdom.'_'.$cnum) {
&Apache::lonnet::appenv({'request.course.suppupdated' => time});
}
$supplemental = {
ids => \%ids,
hidden => \%hidden,
};
&Apache::lonnet::do_cache_new('supplemental',$hashid,$supplemental,600);
}
}
return ($supplemental,$set_httprefs);
}

sub recurse_supplemental {	sub recurse_supplemental {
my ($cnum,$cdom,$suppmap,$errors,$possdel,$suppids,$hiddensupp,$hidden) = @_;	my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;
if (($suppmap) && (ref($suppids) eq 'HASH') && (ref($hiddensupp) eq 'HASH')) {	if ($suppmap) {
my $mapnum;
if ($suppmap eq 'supplemental.sequence') {
$mapnum = 0;
} else {
($mapnum) = ($suppmap =~ /^supplemental_(\d+)\.sequence$/);
}
my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);	my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);
if ($fatal) {	if ($fatal) {
$errors ++;	$errors ++;
} else {	} else {
my @order = @LONCAPA::map::order;	if ($#LONCAPA::map::resources > 0) {
if (@order > 0) {	foreach my $res (@LONCAPA::map::resources) {
my @resources = @LONCAPA::map::resources;	my ($title,$src,$ext,$type,$status)=split(/\:/,$res);
my @resparms = @LONCAPA::map::resparms;
foreach my $idx (@order) {
my ($title,$src,$ext,$type,$status)=split(/\:/,$resources[$idx]);
if (($src ne '') && ($status eq 'res')) {	if (($src ne '') && ($status eq 'res')) {
my $id = $mapnum.':'.$idx;
push(@{$suppids->{$src}},$id);
if (($hidden) \|\| (&get_supp_parameter($resparms[$idx],'parameter_hiddenresource') =~ /^yes/i)) {
$hiddensupp->{$id} = 1;
}
if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {	if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {
$errors = &recurse_supplemental($cnum,$cdom,$1,$errors,$possdel,$suppids,	($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors);
$hiddensupp,$hiddensupp->{$id});
} else {	} else {
my $allowed;	$numfiles ++;
if (($env{'request.role.adv'}) \|\| (!$hiddensupp->{$id})) {
$allowed = 1;
} elsif ($possdel) {
foreach my $item (@{$suppids->{$src}}) {
next if ($item eq $id);
unless ($hiddensupp->{$item}) {
$allowed = 1;
last;
}
}
if ((!$allowed) && (exists($env{'httpref.'.$src}))) {
&Apache::lonnet::delenv('httpref.'.$src);
}
}
if ($allowed && (!exists($env{'httpref.'.$src}))) {
&Apache::lonnet::allowuploaded('/adm/coursedoc',$src);
}
}
}
}
}
}
}
return $errors;
}

sub set_supp_httprefs {
my ($cnum,$cdom,$supplemental,$possdel) = @_;
if (ref($supplemental) eq 'HASH') {
if ((ref($supplemental->{'ids'}) eq 'HASH') && (ref($supplemental->{'hidden'}) eq 'HASH')) {
foreach my $src (keys(%{$supplemental->{'ids'}})) {
next if ($src =~ /\.sequence$/);
if (ref($supplemental->{'ids'}->{$src}) eq 'ARRAY') {
my $allowed;
if ($env{'request.role.adv'}) {
$allowed = 1;
} else {
foreach my $id (@{$supplemental->{'ids'}->{$src}}) {
unless ($supplemental->{'hidden'}->{$id}) {
$allowed = 1;
last;
}
}	}
}	}
if (exists($env{'httpref.'.$src})) {
if ($possdel) {
unless ($allowed) {
&Apache::lonnet::delenv('httpref.'.$src);
}
}
} elsif ($allowed) {
&Apache::lonnet::allowuploaded('/adm/coursedoc',$src);
}
}	}
}	}
if ($env{'request.course.id'} eq $cdom.'_'.$cnum) {
&Apache::lonnet::appenv({'request.course.suppupdated' => time});
}
}	}
}	}
}	return ($numfiles,$errors);

sub get_supp_parameter {
my ($resparm,$name)=@_;
return if ($resparm eq '');
my $value=undef;
my $ptype=undef;
foreach (split('&&&',$resparm)) {
my ($thistype,$thisname,$thisvalue)=split('___',$_);
if ($thisname eq $name) {
$value=$thisvalue;
$ptype=$thistype;
}
}
return $value;
}	}

sub symb_to_docspath {	sub symb_to_docspath {
my ($symb,$navmapref) = @_;	my ($symb) = @_;
return unless ($symb && ref($navmapref));	return unless ($symb);
my ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($symb);	my ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($symb);
if ($resurl=~/\.(sequence\|page)$/) {	if ($resurl=~/\.(sequence\|page)$/) {
$mapurl=$resurl;	$mapurl=$resurl;
Line 18390 sub symb_to_docspath {	Line 16536 sub symb_to_docspath {
$mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};	$mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};
}	}
my $mapresobj;	my $mapresobj;
unless (ref($$navmapref)) {	my $navmap = Apache::lonnavmaps::navmap->new();
$$navmapref = Apache::lonnavmaps::navmap->new();	if (ref($navmap)) {
}	$mapresobj = $navmap->getResourceByUrl($mapurl);
if (ref($$navmapref)) {
$mapresobj = $$navmapref->getResourceByUrl($mapurl);
}	}
$mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};	$mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};
my $type=$2;	my $type=$2;
Line 18404 sub symb_to_docspath {	Line 16548 sub symb_to_docspath {
if ($pcslist ne '') {	if ($pcslist ne '') {
foreach my $pc (split(/,/,$pcslist)) {	foreach my $pc (split(/,/,$pcslist)) {
next if ($pc <= 1);	next if ($pc <= 1);
my $res = $$navmapref->getByMapPc($pc);	my $res = $navmap->getByMapPc($pc);
if (ref($res)) {	if (ref($res)) {
my $thisurl = $res->src();	my $thisurl = $res->src();
$thisurl=~s{^.*/([^/]+)\.\w+$}{$1};	$thisurl=~s{^.*/([^/]+)\.\w+$}{$1};
Line 18450 sub symb_to_docspath {	Line 16594 sub symb_to_docspath {
return $path;	return $path;
}	}

sub validate_folderpath {
my ($supplementalflag,$allowed,$coursenum,$coursedom) = @_;
if ($env{'form.folderpath'} ne '') {
my @items = split(/\&/,$env{'form.folderpath'});
my ($badpath,$changed,$got_supp,$supppath,%supphidden,%suppids);
for (my $i=0; $i<@items; $i++) {
my $odd = $i%2;
if (($odd) && (!$supplementalflag) && ($items[$i] !~ /^[^:]*:(\|\d+):(\|1):(\|1):(\|1):(\|1)$/)) {
$badpath = 1;
} elsif ($odd && $supplementalflag) {
my $idx = $i-1;
if ($items[$i] =~ /^([^:]*)::(\|1):::$/) {
my $esc_name = $1;
if ((!$allowed) \|\| ($items[$idx] eq 'supplemental')) {
$supppath .= '&'.$esc_name;
$changed = 1;
} else {
$supppath .= '&'.$items[$i];
}
} elsif (($allowed) && ($items[$idx] ne 'supplemental')) {
$changed = 1;
my $is_hidden;
unless ($got_supp) {
my ($supplemental) = &get_supplemental($coursenum,$coursedom);
if (ref($supplemental) eq 'HASH') {
if (ref($supplemental->{'hidden'}) eq 'HASH') {
%supphidden = %{$supplemental->{'hidden'}};
}
if (ref($supplemental->{'ids'}) eq 'HASH') {
%suppids = %{$supplemental->{'ids'}};
}
}
$got_supp = 1;
}
if (ref($suppids{"/uploaded/$coursedom/$coursenum/$items[$idx].sequence"}) eq 'ARRAY') {
my $mapid = $suppids{"/uploaded/$coursedom/$coursenum/$items[$idx].sequence"}->[0];
if ($supphidden{$mapid}) {
$is_hidden = 1;
}
}
$supppath .= '&'.$items[$i].'::'.$is_hidden.':::';
} else {
$supppath .= '&'.$items[$i];
}
} elsif ((!$odd) && ($items[$i] !~ /^(default\|supplemental)(\|_\d+)$/)) {
$badpath = 1;
} elsif ($supplementalflag) {
$supppath .= '&'.$items[$i];
}
last if ($badpath);
}
if ($badpath) {
delete($env{'form.folderpath'});
} elsif ($changed && $supplementalflag) {
$supppath =~ s/^\&//;
$env{'form.folderpath'} = $supppath;
}
}
return;
}

sub captcha_display {	sub captcha_display {
my ($context,$lonhost,$defdom) = @_;	my ($context,$lonhost) = @_;
my ($output,$error);	my ($output,$error);
my ($captcha,$pubkey,$privkey,$version) =	my ($captcha,$pubkey,$privkey,$version) =
&get_captcha_config($context,$lonhost,$defdom);	&get_captcha_config($context,$lonhost);
if ($captcha eq 'original') {	if ($captcha eq 'original') {
$output = &create_captcha();	$output = &create_captcha();
unless ($output) {	unless ($output) {
Line 18531 sub captcha_display {	Line 16614 sub captcha_display {
}	}

sub captcha_response {	sub captcha_response {
my ($context,$lonhost,$defdom) = @_;	my ($context,$lonhost) = @_;
my ($captcha_chk,$captcha_error);	my ($captcha_chk,$captcha_error);
my ($captcha,$pubkey,$privkey,$version) = &get_captcha_config($context,$lonhost,$defdom);	my ($captcha,$pubkey,$privkey,$version) = &get_captcha_config($context,$lonhost);
if ($captcha eq 'original') {	if ($captcha eq 'original') {
($captcha_chk,$captcha_error) = &check_captcha();	($captcha_chk,$captcha_error) = &check_captcha();
} elsif ($captcha eq 'recaptcha') {	} elsif ($captcha eq 'recaptcha') {
Line 18545 sub captcha_response {	Line 16628 sub captcha_response {
}	}

sub get_captcha_config {	sub get_captcha_config {
my ($context,$lonhost,$dom_in_effect) = @_;	my ($context,$lonhost) = @_;
my ($captcha,$pubkey,$privkey,$version,$hashtocheck);	my ($captcha,$pubkey,$privkey,$version,$hashtocheck);
my $hostname = &Apache::lonnet::hostname($lonhost);	my $hostname = &Apache::lonnet::hostname($lonhost);
my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname);	my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname);
Line 18585 sub get_captcha_config {	Line 16668 sub get_captcha_config {
$captcha = 'recaptcha';	$captcha = 'recaptcha';
$version = $domconfhash{$serverhomedom.'.login.recaptchaversion'};	$version = $domconfhash{$serverhomedom.'.login.recaptchaversion'};
if ($version ne '2') {	if ($version ne '2') {
$version = 1;	$version = 1;
}	}
} else {	} else {
$captcha = 'original';	$captcha = 'original';
Line 18593 sub get_captcha_config {	Line 16676 sub get_captcha_config {
} elsif ($domconfhash{$serverhomedom.'.login.captcha'} eq 'original') {	} elsif ($domconfhash{$serverhomedom.'.login.captcha'} eq 'original') {
$captcha = 'original';	$captcha = 'original';
}	}
} elsif ($context eq 'passwords') {
if ($dom_in_effect) {
my %passwdconf = &Apache::lonnet::get_passwdconf($dom_in_effect);
if ($passwdconf{'captcha'} eq 'recaptcha') {
if (ref($passwdconf{'recaptchakeys'}) eq 'HASH') {
$pubkey = $passwdconf{'recaptchakeys'}{'public'};
$privkey = $passwdconf{'recaptchakeys'}{'private'};
}
if ($privkey && $pubkey) {
$captcha = 'recaptcha';
$version = $passwdconf{'recaptchaversion'};
if ($version ne '2') {
$version = 1;
}
} else {
$captcha = 'original';
}
} elsif ($passwdconf{'captcha'} ne 'notused') {
$captcha = 'original';
}
}
}	}
return ($captcha,$pubkey,$privkey,$version);	return ($captcha,$pubkey,$privkey,$version);
}	}
Line 18631 sub create_captcha {	Line 16693 sub create_captcha {

if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {	if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {
$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".	$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
'<span class="LC_nobreak">'.
&mt('Type in the letters/numbers shown below').' '.	&mt('Type in the letters/numbers shown below').' '.
'<input type="text" size="5" name="code" value="" autocomplete="new-password" />'.	'<input type="text" size="5" name="code" value="" autocomplete="off" />'.
'</span><br />'.	'<br />'.
'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';	'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';
last;	last;
}	}
}	}
if ($output eq '') {
&Apache::lonnet::logthis("Failed to create Captcha code after $tries attempts.");
}
return $output;	return $output;
}	}

Line 18680 sub check_captcha {	Line 16738 sub check_captcha {
sub create_recaptcha {	sub create_recaptcha {
my ($pubkey,$version) = @_;	my ($pubkey,$version) = @_;
if ($version >= 2) {	if ($version >= 2) {
return '<div class="g-recaptcha" data-sitekey="'.$pubkey.'"></div>'.	return '<div class="g-recaptcha" data-sitekey="'.$pubkey.'"></div>';
'<div style="padding:0;clear:both;margin:0;border:0"></div>';
} else {	} else {
my $use_ssl;	my $use_ssl;
if ($ENV{'SERVER_PORT'} == 443) {	if ($ENV{'SERVER_PORT'} == 443) {
Line 18693 sub create_recaptcha {	Line 16750 sub create_recaptcha {
&mt('If the text is hard to read, [_1] will replace them.',	&mt('If the text is hard to read, [_1] will replace them.',
'<img src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').	'<img src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').
'<br /><br />';	'<br /><br />';
}	}
}	}

sub check_recaptcha {	sub check_recaptcha {
my ($privkey,$version) = @_;	my ($privkey,$version) = @_;
my $captcha_chk;	my $captcha_chk;
my $ip = &Apache::lonnet::get_requestor_ip();
if ($version >= 2) {	if ($version >= 2) {
my $ua = LWP::UserAgent->new;	my $ua = LWP::UserAgent->new;
$ua->timeout(10);	$ua->timeout(10);
my %info = (	my %info = (
secret => $privkey,	secret => $privkey,
response => $env{'form.g-recaptcha-response'},	response => $env{'form.g-recaptcha-response'},
remoteip => $ip,	remoteip => $ENV{'REMOTE_ADDR'},
);	);
my $response = $ua->post('https://www.google.com/recaptcha/api/siteverify',\%info);	my $response = $ua->post('https://www.google.com/recaptcha/api/siteverify',\%info);
if ($response->is_success) {	if ($response->is_success) {
Line 18722 sub check_recaptcha {	Line 16778 sub check_recaptcha {
my $captcha_result =	my $captcha_result =
$captcha->check_answer(	$captcha->check_answer(
$privkey,	$privkey,
$ip,	$ENV{'REMOTE_ADDR'},
$env{'form.recaptcha_challenge_field'},	$env{'form.recaptcha_challenge_field'},
$env{'form.recaptcha_response_field'},	$env{'form.recaptcha_response_field'},
);	);
Line 18734 sub check_recaptcha {	Line 16790 sub check_recaptcha {
}	}

sub emailusername_info {	sub emailusername_info {
my @fields = ('firstname','lastname','institution','web','location','officialemail','id');	my @fields = ('firstname','lastname','institution','web','location','officialemail');
my %titles = &Apache::lonlocal::texthash (	my %titles = &Apache::lonlocal::texthash (
lastname => 'Last Name',	lastname => 'Last Name',
firstname => 'First Name',	firstname => 'First Name',
Line 18742 sub emailusername_info {	Line 16798 sub emailusername_info {
location => "School's city, state/province, country",	location => "School's city, state/province, country",
web => "School's web address",	web => "School's web address",
officialemail => 'E-mail address at institution (if different)',	officialemail => 'E-mail address at institution (if different)',
id => 'Student/Employee ID',
);	);
return (\@fields,\%titles);	return (\@fields,\%titles);
}	}
Line 18771 sub cleanup_html {	Line 16826 sub cleanup_html {

# Checks for critical messages and returns a redirect url if one exists.	# Checks for critical messages and returns a redirect url if one exists.
# $interval indicates how often to check for messages.	# $interval indicates how often to check for messages.
# $context is the calling context -- roles, grades, contents, menu or flip.
sub critical_redirect {	sub critical_redirect {
my ($interval,$context) = @_;	my ($interval) = @_;
unless (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
return ();
}
if ((time-$env{'user.criticalcheck.time'})>$interval) {	if ((time-$env{'user.criticalcheck.time'})>$interval) {
if (($env{'request.course.id'}) && (($context eq 'flip') \|\| ($context eq 'contents'))) {	my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $blocked = &blocking_status('alert',undef,$cnum,$cdom,undef,1);
if ($blocked) {
my $checkrole = "cm./$cdom/$cnum";
if ($env{'request.course.sec'} ne '') {
$checkrole .= "/$env{'request.course.sec'}";
}
unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
return;
}
}
}
my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},
$env{'user.name'});	$env{'user.name'});
&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});	&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});
my $redirecturl;	my $redirecturl;
if ($what[0]) {	if ($what[0]) {
if (($what[0] ne 'con_lost') && ($what[0] ne 'no_such_host') && ($what[0]!~/^error\:/)) {	if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
$redirecturl='/adm/email?critical=display';	$redirecturl='/adm/email?critical=display';
my $url=&Apache::lonnet::absolute_url().$redirecturl;	my $url=&Apache::lonnet::absolute_url().$redirecturl;
return (1, $url);	return (1, $url);
}	}
}	}
}	}
return ();	return ();
}	}

Line 18858 sub des_decrypt {	Line 16894 sub des_decrypt {
return $plaintext;	return $plaintext;
}	}

sub get_requested_shorturls {
my ($cdom,$cnum,$navmap) = @_;
return unless (ref($navmap));
my ($numnew,$errors);
my @toshorten = &Apache::loncommon::get_env_multiple('form.addtiny');
if (@toshorten) {
my (%maps,%resources,%titles);
&Apache::loncourserespicker::enumerate_course_contents($navmap,\%maps,\%resources,\%titles,
'shorturls',$cdom,$cnum);
if (keys(%resources)) {
my %tocreate;
foreach my $item (sort {$a <=> $b} (@toshorten)) {
my $symb = $resources{$item};
if ($symb) {
$tocreate{$cnum.'&'.$symb} = 1;
}
}
if (keys(%tocreate)) {
($numnew,$errors) = &make_short_symbs($cdom,$cnum,
\%tocreate);
}
}
}
return ($numnew,$errors);
}

sub make_short_symbs {
my ($cdom,$cnum,$tocreateref,$lockuser) = @_;
my ($numnew,@errors);
if (ref($tocreateref) eq 'HASH') {
my %tocreate = %{$tocreateref};
if (keys(%tocreate)) {
my %coursetiny = &Apache::lonnet::dump('tiny',$cdom,$cnum);
my $su = Short::URL->new(no_vowels => 1);
my $init = '';
my (%newunique,%addcourse,%courseonly,%failed);
# get lock on tiny db
my $now = time;
if ($lockuser eq '') {
$lockuser = $env{'user.name'}.':'.$env{'user.domain'};
}
my $lockhash = {
"lock\0$now" => $lockuser,
};
my $tries = 0;
my $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom);
my ($code,$error);
while (($gotlock ne 'ok') && ($tries<3)) {
$tries ++;
sleep 1;
$gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom);
}
if ($gotlock eq 'ok') {
$init = &shorten_symbs($cdom,$init,$su,\%coursetiny,\%tocreate,\%newunique,
\%addcourse,\%courseonly,\%failed);
if (keys(%failed)) {
my $numfailed = scalar(keys(%failed));
push(@errors,&mt('error: could not obtain unique six character URL for [quant,_1,resource]',$numfailed));
}
if (keys(%newunique)) {
my $putres = &Apache::lonnet::newput_dom('tiny',\%newunique,$cdom);
if ($putres eq 'ok') {
$numnew = scalar(keys(%newunique));
my $newputres = &Apache::lonnet::newput('tiny',\%addcourse,$cdom,$cnum);
unless ($newputres eq 'ok') {
push(@errors,&mt('error: could not store course look-up of short URLs'));
}
} else {
push(@errors,&mt('error: could not store unique six character URLs'));
}
}
my $dellockres = &Apache::lonnet::del_dom('tiny',["lock\0$now"],$cdom);
unless ($dellockres eq 'ok') {
push(@errors,&mt('error: could not release lockfile'));
}
} else {
push(@errors,&mt('error: could not obtain lockfile'));
}
if (keys(%courseonly)) {
my $result = &Apache::lonnet::newput('tiny',\%courseonly,$cdom,$cnum);
if ($result ne 'ok') {
push(@errors,&mt('error: could not update course look-up of short URLs'));
}
}
}
}
return ($numnew,\@errors);
}

sub shorten_symbs {
my ($cdom,$init,$su,$coursetiny,$tocreate,$newunique,$addcourse,$courseonly,$failed) = @_;
return unless ((ref($su)) && (ref($coursetiny) eq 'HASH') && (ref($tocreate) eq 'HASH') &&
(ref($newunique) eq 'HASH') && (ref($addcourse) eq 'HASH') &&
(ref($courseonly) eq 'HASH') && (ref($failed) eq 'HASH'));
my (%possibles,%collisions);
foreach my $key (keys(%{$tocreate})) {
my $num = String::CRC32::crc32($key);
my $tiny = $su->encode($num,$init);
if ($tiny) {
$possibles{$tiny} = $key;
}
}
if (!$init) {
$init = 1;
} else {
$init ++;
}
if (keys(%possibles)) {
my @posstiny = keys(%possibles);
my $configuname = &Apache::lonnet::get_domainconfiguser($cdom);
my %currtiny = &Apache::lonnet::get('tiny',\@posstiny,$cdom,$configuname);
if (keys(%currtiny)) {
foreach my $key (keys(%currtiny)) {
next if ($currtiny{$key} eq '');
if ($currtiny{$key} eq $possibles{$key}) {
my ($tcnum,$tsymb) = split(/\&/,$currtiny{$key});
unless (($coursetiny->{$tsymb} eq $key) \|\| ($addcourse->{$tsymb} eq $key) \|\| ($courseonly->{$tsymb} eq $key)) {
$courseonly->{$tsymb} = $key;
}
} else {
$collisions{$possibles{$key}} = 1;
}
delete($possibles{$key});
}
}
foreach my $key (keys(%possibles)) {
$newunique->{$key} = $possibles{$key};
my ($tcnum,$tsymb) = split(/\&/,$possibles{$key});
unless (($coursetiny->{$tsymb} eq $key) \|\| ($addcourse->{$tsymb} eq $key) \|\| ($courseonly->{$tsymb} eq $key)) {
$addcourse->{$tsymb} = $key;
}
}
}
if (keys(%collisions)) {
if ($init <5) {
if (!$init) {
$init = 1;
} else {
$init ++;
}
$init = &shorten_symbs($cdom,$init,$su,$coursetiny,\%collisions,
$newunique,$addcourse,$courseonly,$failed);
} else {
foreach my $key (keys(%collisions)) {
$failed->{$key} = 1;
$failed->{$key} = 1;
}
}
}
return $init;
}

sub is_nonframeable {
my ($url,$absolute,$hostname,$ip,$nocache) = @_;
my ($remprotocol,$remhost) = ($url =~ m{^(https?)\://(([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,})}i);
return if (($remprotocol eq '') \|\| ($remhost eq ''));

$remprotocol = lc($remprotocol);
$remhost = lc($remhost);
my $remport = 80;
if ($remprotocol eq 'https') {
$remport = 443;
}
my ($result,$cached) = &Apache::lonnet::is_cached_new('noiframe',$remhost.':'.$remport);
if ($cached) {
unless ($nocache) {
if ($result) {
return 1;
} else {
return 0;
}
}
}
my $uselink;
my $request = new HTTP::Request('HEAD',$url);
my $ua = LWP::UserAgent->new;
$ua->timeout(5);
my $response=$ua->request($request);
if ($response->is_success()) {
my $secpolicy = lc($response->header('content-security-policy'));
my $xframeop = lc($response->header('x-frame-options'));
$secpolicy =~ s/^\s+\|\s+$//g;
$xframeop =~ s/^\s+\|\s+$//g;
if (($secpolicy ne '') \|\| ($xframeop ne '')) {
my $remotehost = $remprotocol.'://'.$remhost;
my ($origin,$protocol,$port);
if ($ENV{'SERVER_PORT'} =~/^\d+$/) {
$port = $ENV{'SERVER_PORT'};
} else {
$port = 80;
}
if ($absolute eq '') {
$protocol = 'http:';
if ($port == 443) {
$protocol = 'https:';
}
$origin = $protocol.'//'.lc($hostname);
} else {
$origin = lc($absolute);
($protocol,$hostname) = ($absolute =~ m{^(https?:)//([^/]+)$});
}
if (($secpolicy) && ($secpolicy =~ /\Qframe-ancestors\E([^;]*)(;\|$)/)) {
my $framepolicy = $1;
$framepolicy =~ s/^\s+\|\s+$//g;
my @policies = split(/\s+/,$framepolicy);
if (@policies) {
if (grep(/^\Q'none'\E$/,@policies)) {
$uselink = 1;
} else {
$uselink = 1;
if ((grep(/^\Q*\E$/,@policies)) \|\| (grep(/^\Q$protocol\E$/,@policies)) \|\|
(($origin ne '') && (grep(/^\Q$origin\E$/,@policies))) \|\|
(($ip ne '') && (grep(/^\Q$ip\E$/,@policies)))) {
undef($uselink);
}
if ($uselink) {
if (grep(/^\Q'self'\E$/,@policies)) {
if (($origin ne '') && ($remotehost eq $origin)) {
undef($uselink);
}
}
}
if ($uselink) {
my @possok;
if ($ip ne '') {
push(@possok,$ip);
}
my $hoststr = '';
foreach my $part (reverse(split(/\./,$hostname))) {
if ($hoststr eq '') {
$hoststr = $part;
} else {
$hoststr = "$part.$hoststr";
}
if ($hoststr eq $hostname) {
push(@possok,$hostname);
} else {
push(@possok,"*.$hoststr");
}
}
if (@possok) {
foreach my $poss (@possok) {
last if (!$uselink);
foreach my $policy (@policies) {
if ($policy =~ m{^(\Q$protocol\E//\|)\Q$poss\E(\Q:$port\E\|)$}) {
undef($uselink);
last;
}
}
}
}
}
}
}
} elsif ($xframeop ne '') {
$uselink = 1;
my @policies = split(/\s,\s/,$xframeop);
if (@policies) {
unless (grep(/^deny$/,@policies)) {
if ($origin ne '') {
if (grep(/^sameorigin$/,@policies)) {
if ($remotehost eq $origin) {
undef($uselink);
}
}
if ($uselink) {
foreach my $policy (@policies) {
if ($policy =~ /^allow-from\s*(.+)$/) {
my $allowfrom = $1;
if (($allowfrom ne '') && ($allowfrom eq $origin)) {
undef($uselink);
last;
}
}
}
}
}
}
}
}
}
}
if ($nocache) {
if ($cached) {
my $devalidate;
if ($uselink && !$result) {
$devalidate = 1;
} elsif (!$uselink && $result) {
$devalidate = 1;
}
if ($devalidate) {
&Apache::lonnet::devalidate_cache_new('noiframe',$remhost.':'.$remport);
}
}
} else {
if ($uselink) {
$result = 1;
} else {
$result = 0;
}
&Apache::lonnet::do_cache_new('noiframe',$remhost.':'.$remport,$result,3600);
}
return $uselink;
}

sub page_menu {
my ($menucolls,$menunum) = @_;
my %menu;
foreach my $item (split(/;/,$menucolls)) {
my ($num,$value) = split(/\%/,$item);
if ($num eq $menunum) {
my @entries = split(/\&/,$value);
foreach my $entry (@entries) {
my ($name,$fields) = split(/=/,$entry);
if (($name eq 'top') \|\| ($name eq 'inline') \|\| ($name eq 'foot') \|\| ($name eq 'main')) {
$menu{$name} = $fields;
} else {
my @shown;
if ($fields =~ /,/) {
@shown = split(/,/,$fields);
} else {
@shown = ($fields);
}
if (@shown) {
foreach my $field (@shown) {
next if ($field eq '');
$menu{$field} = 1;
}
}
}
}
}
}
return %menu;
}

1;	1;
__END__;	__END__;

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

Removed from v.1.1075.2.161.2.24
changed lines
	Added in v.1.1242