loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.161.2.21 and 1.1297

version 1.1075.2.161.2.21, 2024/02/28 01:21:29	version 1.1297, 2017/10/13 20:37:35
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 LONCAPA::LWPReq;
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 MIME::Lite;
	use MIME::Types;
use File::Copy();	use File::Copy();
use File::Path();	use File::Path::Tiny();
use String::CRC32();
use Short::URL();

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 170 sub ssi_with_retries {	Line 170 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 201 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 223 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 237 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 251 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 265 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);
Line 278 BEGIN {	Line 280 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 433 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 448 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 480 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 491 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 683 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 884 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 921 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 946 ENDSCRT
}	}

sub select_timezone {	sub select_timezone {
my ($name,$selected,$onchange,$includeempty,$id,$disabled)=@_;	my ($name,$selected,$onchange,$includeempty,$disabled)=@_;
my $output='<select name="'.$name.'" '.$id.$onchange.$disabled.'>'."\n";	my $output='<select name="'.$name.'" '.$onchange.$disabled.'>'."\n";
if ($includeempty) {	if ($includeempty) {
$output .= '<option value=""';	$output .= '<option value=""';
if (($selected eq '') \|\| ($selected eq 'local')) {	if (($selected eq '') \|\| ($selected eq 'local')) {
Line 1013 sub select_datelocale {	Line 1002 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 1049 sub select_language {	Line 1038 sub select_language {

=pod	=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

=item * &linked_select_forms(...)	=item * &linked_select_forms(...)

linked_select_forms returns a string containing a <script></script> block	linked_select_forms returns a string containing a <script></script> block
Line 1081 linked_select_forms takes the following	Line 1097 linked_select_forms takes the following
=item * $onchangesecond, additional javascript call to execute for an onchange	=item * $onchangesecond, additional javascript call to execute for an onchange
event for the second <select> tag	event for the second <select> tag

	=item * $suffix, to differentiate separate uses of select2data javascript
	objects in a page.

=back	=back

Below is an example of such a hash. Only the 'text', 'default', and	Below is an example of such a hash. Only the 'text', 'default', and
Line 1135 sub linked_select_forms {	Line 1154 sub linked_select_forms {
$hashref,	$hashref,
$menuorder,	$menuorder,
$onchangefirst,	$onchangefirst,
$onchangesecond	$onchangesecond,
	$suffix
) = @_;	) = @_;
my $second = "document.$formname.$secondselectname";	my $second = "document.$formname.$secondselectname";
my $first = "document.$formname.$firstselectname";	my $first = "document.$formname.$firstselectname";
Line 1143 sub linked_select_forms {	Line 1163 sub linked_select_forms {
my $result = '';	my $result = '';
$result.='<script type="text/javascript" language="JavaScript">'."\n";	$result.='<script type="text/javascript" language="JavaScript">'."\n";
$result.="// <![CDATA[\n";	$result.="// <![CDATA[\n";
$result.="var select2data = new Object();\n";	$result.="var select2data${suffix} = new Object();\n";
$" = '","';	$" = '","';
my $debug = '';	my $debug = '';
foreach my $s1 (sort(keys(%$hashref))) {	foreach my $s1 (sort(keys(%$hashref))) {
$result.="select2data.d_$s1 = new Object();\n";	$result.="select2data${suffix}['d_$s1'] = new Object();\n";
$result.="select2data.d_$s1.def = new String('".	$result.="select2data${suffix}['d_$s1'].def = new String('".
$hashref->{$s1}->{'default'}."');\n";	$hashref->{$s1}->{'default'}."');\n";
$result.="select2data.d_$s1.values = new Array(";	$result.="select2data${suffix}['d_$s1'].values = new Array(";
my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));	my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {	if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
@s2values = @{$hashref->{$s1}->{'order'}};	@s2values = @{$hashref->{$s1}->{'order'}};
}	}
$result.="\"@s2values\");\n";	$result.="\"@s2values\");\n";
$result.="select2data.d_$s1.texts = new Array(";	$result.="select2data${suffix}['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});
Line 1166 sub linked_select_forms {	Line 1186 sub linked_select_forms {
$"=' ';	$"=' ';
$result.= <<"END";	$result.= <<"END";

function select1_changed() {	function select1${suffix}_changed() {
// Determine new choice	// Determine new choice
var newvalue = "d_" + $first.value;	var newvalue = "d_" + $first.options[$first.selectedIndex].value;
// update select2	// update select2
var values = select2data[newvalue].values;	var values = select2data${suffix}[newvalue].values;
var texts = select2data[newvalue].texts;	var texts = select2data${suffix}[newvalue].texts;
var select2def = select2data[newvalue].def;	var select2def = select2data${suffix}[newvalue].def;
var i;	var i;
// out with the old	// out with the old
for (i = 0; i < $second.options.length; i++) {	$second.options.length = 0;
$second.options[i] = null;	// in with the new
}
// in with the nuclear
for (i=0;i<values.length; i++) {	for (i=0;i<values.length; i++) {
$second.options[i] = new Option(values[i]);	$second.options[i] = new Option(values[i]);
$second.options[i].value = values[i];	$second.options[i].value = values[i];
Line 1192 function select1_changed() {	Line 1210 function select1_changed() {
</script>	</script>
END	END
# output the initial values for the selection lists	# output the initial values for the selection lists
$result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed();$onchangefirst\">\n";	$result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1${suffix}_changed();$onchangefirst\">\n";
my @order = sort(keys(%{$hashref}));	my @order = sort(keys(%{$hashref}));
if (ref($menuorder) eq 'ARRAY') {	if (ref($menuorder) eq 'ARRAY') {
@order = @{$menuorder};	@order = @{$menuorder};
Line 1228 END	Line 1246 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 1270 $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 1287 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 1295 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 1307 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;"'.$imgid
Line 1331 sub helpLatexCheatsheet {	Line 1336 sub helpLatexCheatsheet {
.&help_open_topic('Other_Symbols',&mt('Other Symbols'),$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 1380 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 1401 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 1415 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 1436 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 1500 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 1724 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 1780 RESIZE	Line 1778 RESIZE
}	}

sub colorfuleditor_js {	sub colorfuleditor_js {
	my $browse_or_search;
	my $respath;
	my ($cnum,$cdom) = &crsauthor_url();
	if ($cnum) {
	$respath = "/res/$cdom/$cnum/";
	my %js_lt = &Apache::lonlocal::texthash(
	sunm => 'Sub-directory name',
	save => 'Save page to make this permanent',
	);
	&js_escape(\%js_lt);
	$browse_or_search = <<"END";

	function toggleChooser(form,element,titleid,only,search) {
	var disp = 'none';
	if (document.getElementById('chooser_'+element)) {
	var curr = document.getElementById('chooser_'+element).style.display;
	if (curr == 'none') {
	disp='inline';
	if (form.elements['chooser_'+element].length) {
	for (var i=0; i<form.elements['chooser_'+element].length; i++) {
	form.elements['chooser_'+element][i].checked = false;
	}
	}
	toggleResImport(form,element);
	}
	document.getElementById('chooser_'+element).style.display = disp;
	}
	}

	function toggleCrsFile(form,element,numdirs) {
	if (document.getElementById('chooser_'+element+'_crsres')) {
	var curr = document.getElementById('chooser_'+element+'_crsres').style.display;
	if (curr == 'none') {
	if (numdirs) {
	form.elements['coursepath_'+element].selectedIndex = 0;
	if (numdirs > 1) {
	window['select1'+element+'_changed']();
	}
	}
	}
	document.getElementById('chooser_'+element+'_crsres').style.display = 'block';

	}
	if (document.getElementById('chooser_'+element+'_upload')) {
	document.getElementById('chooser_'+element+'_upload').style.display = 'none';
	if (document.getElementById('uploadcrsres_'+element)) {
	document.getElementById('uploadcrsres_'+element).value = '';
	}
	}
	return;
	}

	function toggleCrsUpload(form,element,numcrsdirs) {
	if (document.getElementById('chooser_'+element+'_crsres')) {
	document.getElementById('chooser_'+element+'_crsres').style.display = 'none';
	}
	if (document.getElementById('chooser_'+element+'_upload')) {
	var curr = document.getElementById('chooser_'+element+'_upload').style.display;
	if (curr == 'none') {
	if (numcrsdirs) {
	form.elements['crsauthorpath_'+element].selectedIndex = 0;
	form.elements['newsubdir_'+element][0].checked = true;
	toggleNewsubdir(form,element);
	}
	}
	document.getElementById('chooser_'+element+'_upload').style.display = 'block';
	}
	return;
	}

	function toggleResImport(form,element) {
	var choices = new Array('crsres','upload');
	for (var i=0; i<choices.length; i++) {
	if (document.getElementById('chooser_'+element+'_'+choices[i])) {
	document.getElementById('chooser_'+element+'_'+choices[i]).style.display = 'none';
	}
	}
	}

	function toggleNewsubdir(form,element) {
	var newsub = form.elements['newsubdir_'+element];
	if (newsub) {
	if (newsub.length) {
	for (var j=0; j<newsub.length; j++) {
	if (newsub[j].checked) {
	if (document.getElementById('newsubdirname_'+element)) {
	if (newsub[j].value == '1') {
	document.getElementById('newsubdirname_'+element).type = "text";
	if (document.getElementById('newsubdir_'+element)) {
	document.getElementById('newsubdir_'+element).innerHTML = '<br />$js_lt{sunm}';
	}
	} else {
	document.getElementById('newsubdirname_'+element).type = "hidden";
	document.getElementById('newsubdirname_'+element).value = "";
	document.getElementById('newsubdir_'+element).innerHTML = "";
	}
	}
	break;
	}
	}
	}
	}
	}

	function updateCrsFile(form,element) {
	var directory = form.elements['coursepath_'+element];
	var filename = form.elements['coursefile_'+element];
	var path = directory.options[directory.selectedIndex].value;
	var file = filename.options[filename.selectedIndex].value;
	form.elements[element].value = '$respath';
	if (path == '/') {
	form.elements[element].value += file;
	} else {
	form.elements[element].value += path+'/'+file;
	}
	unClean();
	if (document.getElementById('previewimg_'+element)) {
	document.getElementById('previewimg_'+element).src = form.elements[element].value;
	var newsrc = document.getElementById('previewimg_'+element).src;
	}
	if (document.getElementById('showimg_'+element)) {
	document.getElementById('showimg_'+element).innerHTML = '($js_lt{save})';
	}
	toggleChooser(form,element);
	return;
	}

	function uploadDone(suffix,name) {
	if (name) {
	document.forms["lonhomework"].elements[suffix].value = name;
	unClean();
	toggleChooser(document.forms["lonhomework"],suffix);
	}
	}

	\$(document).ready(function(){

	\$(document).delegate('form :submit', 'click', function( event ) {
	if ( \$( this ).hasClass( "LC_uploadcrsres" ) ) {
	var buttonId = this.id;
	var suffix = buttonId.toString();
	suffix = suffix.replace(/^crsupload_/,'');
	event.preventDefault();
	document.lonhomework.target = 'crsupload_target_'+suffix;
	document.lonhomework.action = '/adm/coursepub?LC_uploadcrsres='+suffix;
	\$(this.form).submit();
	document.lonhomework.target = '';
	if (document.getElementById('crsuploadto_'+suffix)) {
	document.lonhomework.action = document.getElementById('crsuploadto_'+suffix).value;
	}
	return false;
	}
	});
	});
	END
	}
return <<"COLORFULEDIT"	return <<"COLORFULEDIT"
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[>	// <![CDATA[>
Line 1825 sub colorfuleditor_js {	Line 1979 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 2016 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 2029 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 2037 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 2074 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 2097 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 1962 sub colorfuleditor_js {	Line 2116 sub colorfuleditor_js {
}	}
}	}

	$browse_or_search

// ]]>	// ]]>
</script>	</script>
Line 2010 sub insert_folding_button {	Line 2164 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	sub crsauthor_url {
	my ($url) = @_;
=item * &iframe_wrapper_headjs()	if ($url eq '') {
	$url = $ENV{'REQUEST_URI'};
emits javascript containing two global vars to facilitate handling of resizing	}
by code in iframe_wrapper_resizejs() used when an iframe is present in a page	my ($cnum,$cdom);
with standard LON-CAPA menus.	if ($env{'request.course.id'}) {
	my ($audom,$auname) = ($url =~ m{^/priv/($match_domain)/($match_name)/});
=cut	if ($audom ne '' && $auname ne '') {
	if (($env{'course.'.$env{'request.course.id'}.'.num'} eq $auname) &&
#	($env{'course.'.$env{'request.course.id'}.'.domain'} eq $audom)) {
# Where iframe is in use, if window.onload() executes before the custom resize function	$cnum = $auname;
# has been defined (jQuery), two global javascript vars (LCnotready and LCresizedef)	$cdom = $audom;
# are used to ensure document.ready() triggers a call to resize, so the iframe contents	}
# do not obscure the Functions menu.	}
#	}
	return ($cnum,$cdom);
sub iframe_wrapper_headjs {
return <<"ENDJS";
<script type="text/javascript">
// <![CDATA[
var LCnotready = 0;
var LCresizedef = 0;
// ]]>
</script>

ENDJS

}	}

=pod	sub import_crsauthor_form {
	my ($form,$firstselectname,$secondselectname,$onchangefirst,$only,$suffix,$disabled) = @_;
=item * &iframe_wrapper_resizejs()	return (0) unless ($env{'request.course.id'});
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
emits javascript used to handle resizing for a page containing	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
an iframe, to ensure that the iframe does not obscure any	my $crshome = $env{'course.'.$env{'request.course.id'}.'.home'};
standard LON-CAPA menu items.	return (0) unless (($cnum ne '') && ($cdom ne ''));
	my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
=back	my @ids=&Apache::lonnet::current_machine_ids();
	my ($output,$is_home,$relpath,%subdirs,%files,%selimport_menus);
=cut
	if (grep(/^\Q$crshome\E$/,@ids)) {
#	$is_home = 1;
# jQuery to use when iframe is in use and a page resize occurs.	}
# This script will ensure that the iframe does not obscure any	$relpath = "/priv/$cdom/$cnum";
# standard LON-CAPA inline menus (primary, secondary, and/or	&Apache::lonnet::recursedirs($is_home,'priv',$londocroot,$relpath,'',\%subdirs,\%files);
# breadcrumbs and Functions menus. Expects javascript from	my %lt = &Apache::lonlocal::texthash (
# &iframe_wrapper_headjs() to be in head portion of the web page,	fnam => 'Filename',
# e.g., by inclusion in second arg passed to &start_page().	dire => 'Directory',
#	);
	my $numdirs = scalar(keys(%files));
sub iframe_wrapper_resizejs {	my (%possexts,$singledir,@singledirfiles);
my $offset = 5;	if ($only) {
&get_unprocessed_cgi($ENV{'QUERY_STRING'},['inhibitmenu']);	map { $possexts{$_} = 1; } split(/\s,\s/,$only);
if (($env{'form.inhibitmenu'} eq 'yes') \|\| ($env{'form.only_body'})) {	}
$offset = 0;	my (%nonemptydirs,$possdirs);
}	if ($numdirs > 1) {
return &Apache::lonhtmlcommon::scripttag(<<SCRIPT);	my @order;
\$(document).ready( function() {	foreach my $key (sort { lc($a) cmp lc($b) } (keys(%files))) {
\$(window).unbind('resize').resize(function(){	if (ref($files{$key}) eq 'HASH') {
var header = null;	my $shown = $key;
var offset = $offset;	if ($key eq '') {
var height = 0;	$shown = '/';
var hdrtop = 0;	}
if (\$('div.LC_menus_content:first').length) {	my @ordered = ();
if (\$('div.LC_menus_content:first').hasClass ("shown")) {	foreach my $file (sort { lc($a) cmp lc($b) } (keys(%{$files{$key}}))) {
header = \$('div.LC_menus_content:first');	if ($only) {
offset = 12;	my ($ext) = ($file =~ /\.([^.]+)$/);
}	unless ($possexts{lc($ext)}) {
} else if (\$('div.LC_head_subbox:first').length) {	next;
header = \$('div.LC_head_subbox:first');	}
offset = 9;	}
} else {	$selimport_menus{$key}->{'select2'}->{$file} = $file;
if (\$('#LC_breadcrumbs').length) {	push(@ordered,$file);
header = \$('#LC_breadcrumbs');	}
	if (@ordered) {
	push(@order,$key);
	$nonemptydirs{$key} = 1;
	$selimport_menus{$key}->{'text'} = $shown;
	$selimport_menus{$key}->{'default'} = '';
	$selimport_menus{$key}->{'select2'}->{''} = '';
	$selimport_menus{$key}->{'order'} = \@ordered;
}	}
}	}
if (header != null && header.length) {	}
height = header.height();	$possdirs = scalar(keys(%nonemptydirs));
hdrtop = header.position().top;	if ($possdirs > 1) {
	my @order = sort { lc($a) cmp lc($b) } (keys(%nonemptydirs));
	$output = $lt{'dire'}.
	&linked_select_forms($form,'<br />'.
	$lt{'fnam'},'',
	$firstselectname,$secondselectname,
	\%selimport_menus,\@order,
	$onchangefirst,'',$suffix).'<br />';
	} elsif ($possdirs == 1) {
	$singledir = (keys(%nonemptydirs))[0];
	if (ref($selimport_menus{$singledir}->{'order'}) eq 'ARRAY') {
	@singledirfiles = @{$selimport_menus{$singledir}->{'order'}};
	}
	delete($selimport_menus{$singledir});
	}
	} elsif ($numdirs == 1) {
	$singledir = (keys(%files))[0];
	foreach my $file (sort { lc($a) cmp lc($b) } (keys(%{$files{$singledir}}))) {
	if ($only) {
	my ($ext) = ($file =~ /\.([^.]+)$/);
	unless ($possexts{lc($ext)}) {
	next;
	}
}	}
var pos = height + hdrtop + offset;	push(@singledirfiles,$file);
\$('.LC_iframecontainer').css('top', pos);
});
LCresizedef = 1;
if (LCnotready == 1) {
LCnotready = 0;
\$(window).trigger('resize');
}	}
});	if (@singledirfiles) {
window.onload = function(){	$possdirs == 1;
if (LCresizedef) {	}
LCnotready = 0;	}
\$(window).trigger('resize');	if (($possdirs == 1) && (@singledirfiles)) {
} else {	my $showdir = $singledir;
LCnotready = 1;	if ($singledir eq '') {
}	$showdir = '/';
};	}
SCRIPT	$output = $lt{'dire'}.
	'<select name="'.$firstselectname.'">'.
	'<option value="'.$singledir.'">'.$showdir.'</option>'."\n".
	'</select><br />'.
	$lt{'fnam'}.'<select name="'.$secondselectname.'">'."\n".
	'<option value="" selected="selected">'.$lt{'se'}.'</option>'."\n";
	foreach my $file (@singledirfiles) {
	$output .= '<option value="'.$file.'">'.$file.'</option>'."\n";
	}
	$output .= '</select><br />'."\n";
	}
	return ($possdirs,$output);
}	}

=pod	=pod
Line 2303 sub create_text_file {	Line 2479 sub create_text_file {
# ------------------------------------------	# ------------------------------------------

sub domain_select {	sub domain_select {
my ($name,$value,$multiple)=@_;	my ($name,$value,$multiple,$incdoms,$excdoms)=@_;
	my @possdoms;
	if (ref($incdoms) eq 'ARRAY') {
	@possdoms = @{$incdoms};
	} else {
	@possdoms = &Apache::lonnet::all_domains();
	}

my %domains=map {	my %domains=map {
$_ => $_.' '. &Apache::lonnet::domain($_,'description')	$_ => $_.' '. &Apache::lonnet::domain($_,'description')
} &Apache::lonnet::all_domains();	} @possdoms;

	if ((ref($excdoms) eq 'ARRAY') && (@{$excdoms} > 0)) {
	foreach my $dom (@{$excdoms}) {
	delete($domains{$dom});
	}
	}

if ($multiple) {	if ($multiple) {
$domains{''}=&mt('Any domain');	$domains{''}=&mt('Any domain');
$domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];	$domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
Line 2383 option_name => displayed text. An option	Line 2573 option_name => displayed text. An option
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	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-	to be disabled, e.g., for the case where an instructor has a section-
specific role, and is viewing/modifying parameters.	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 2586 The optional $incdoms is a reference to	Line 2776 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.	The optional $disabled argument, if true, adds the disabled attribute to the select tag.

=cut	=cut

Line 2607 sub select_dom_form {	Line 2797 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\"$onchange$disabled>\n";
foreach my $dom (@domains) {	foreach my $dom (@domains) {
Line 2835 This is not an optimal method, but it wo	Line 3025 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 3153 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');	$result = &mt('Under your current role you are not permitted to change login settings for this user');
Line 3159 sub authform_local {	Line 3347 sub authform_local {
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'readonly'}) {	if ($in{'readonly'}) {
$disabled = ' disabled="disabled"';	$disabled = ' disabled="disabled"';
}	}
if (defined($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 3229 sub authform_filesystem {	Line 3417 sub authform_filesystem {
} else {	} else {
$result = &mt('Currently Filesystem Authenticated.');	$result = &mt('Currently Filesystem Authenticated.');
return $result;	return $result;
}	}
}	}
} else {	} else {
if ($authnum == 1) {	if ($authnum == 1) {
Line 3253 sub authform_filesystem {	Line 3441 sub authform_filesystem {
$fsyscheck.' onchange="'.$jscall.'" onclick="'.	$fsyscheck.' onchange="'.$jscall.'" onclick="'.
$jscall.'"'.$disabled.' />';	$jscall.'"'.$disabled.' />';
}	}
$autharg = '<input type="password" size="10" name="fsysarg" value=""'.	$autharg = '<input type="text" size="10" name="fsysarg" value=""'.
' onchange="'.$jscall.'"'.$disabled.' />';	' onchange="'.$jscall.'"'.$disabled.' />';
$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="'.$jscall.'"'.$disabled.' />',
}	'</label><input type="password" size="10" name="fsysarg" value="" '.
	'onchange="'.$jscall.'"'.$disabled.' />');
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 3361 sub get_assignable_auth {	Line 3494 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 3661 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 3972 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 4244 category	Line 4191 category

sub filecategorytypes {	sub filecategorytypes {
my ($cat) = @_;	my ($cat) = @_;
return @{$category_extensions{lc($cat)}};	if (ref($category_extensions{lc($cat)}) eq 'ARRAY') {
	return @{$category_extensions{lc($cat)}};
	} else {
	return ();
	}
}	}

=pod	=pod
Line 4411 Return string with previous attempt on p	Line 4362 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 4449 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 ($identifier ne '') {
Line 4559 sub get_previous_attempt {	Line 4510 sub get_previous_attempt {
if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4576 sub get_previous_attempt {	Line 4527 sub get_previous_attempt {
next if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4607 sub get_previous_attempt {	Line 4558 sub get_previous_attempt {
if ($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>';	$prevattempts.='<td> </td>';
}	}
Line 4623 sub get_previous_attempt {	Line 4574 sub get_previous_attempt {
if ($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 4595 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 4624 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 4730 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 4985 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 5002 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' \|\|	$activity eq 'reinit' \|\| $activity eq 'alert') &&
$activity eq 'alert') && ($env{'request.course.id'})) {	($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{$key});
Line 5307 sub blockcheck {	Line 5115 sub blockcheck {
($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 5139 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 5152 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 5478 sub parse_block_record {	Line 5280 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 5296 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 5326 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') {	} elsif ($activity eq 'alert') {
$text = &mt('Checking Critical Messages Blocked');	$text = &mt('Checking Critical Messages Blocked');
} elsif ($activity eq 'reinit') {	} elsif ($activity eq 'reinit') {
$text = &mt('Checking Course Update Blocked');	$text = &mt('Checking Course Update Blocked');
} elsif ($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='$class'>
Line 5569 sub check_ip_acc {	Line 5353 sub check_ip_acc {
if (!defined($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{'REMOTE_ADDR'} \|\| $clientip \|\| $env{'request.host'};
if (($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 5366 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 5488 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'}{$hostname}{'serverpath'};
Line 5726 sub get_domainconf {	Line 5505 sub get_domainconf {
}	}
}	}
}	}
} elsif ($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 5569 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 5609 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 5728 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 5735 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 5758 sub CSTR_pageheader {
$lastitem = $thisdisfn;	$lastitem = $thisdisfn;
}	}

my ($target,$crumbtarget) = (' target="_top"','_top');	my ($crsauthor,$title);
if ($frameset) {	if (($env{'request.course.id'}) &&
$target = ' target="_parent"';	($env{'course.'.$env{'request.course.id'}.'.num'} eq $uname) &&
$crumbtarget = '_parent';	($env{'course.'.$env{'request.course.id'}.'.domain'} eq $udom)) {
} elsif (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {	$crsauthor = 1;
$target = '';	$title = &mt('Course Authoring Space');
$crumbtarget = '';	} else {
} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) {	$title = &mt('Authoring Space');
$target = ' target="'.$env{'request.deeplink.target'}.'"';
$crumbtarget = $env{'request.deeplink.target'};
}	}

my $output =	my $output =
'<div>'	'<div>'
.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?	.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
.'<b>'.&mt('Authoring Space:').'</b> '	.'<b>'.$title.'</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 .=	$output .=
Line 6023 sub CSTR_pageheader {	Line 5782 sub CSTR_pageheader {
.$lastitem	.$lastitem
.'</span>';	.'</span>';
}	}
$output .=
'<br />'
#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."</b></tt><br />"
.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
.'</form>'
.&Apache::lonmenu::constspaceform($frameset)
.'</div>';

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	if ($crsauthor) {
	$output .= '</form>'.&Apache::lonmenu::constspaceform();
sub permitted_editors {
my ($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 {	} else {
%editors = ( edit => 1,	$output .=
xml => 1,	'<br />'
);	#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($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()')
	.'</form>'
	.&Apache::lonmenu::constspaceform();
}	}
return %editors;	$output .= '</div>';

	return $output;
}	}

###############################################	###############################################
Line 6174 Inputs:	Line 5835 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	use_absolute -> for external resource or syllabus, this will
Line 6188 Inputs:	Line 5846 Inputs:
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 5857 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') && ($env{'user.domain'} eq 'public'))
Line 6257 sub bodytag {	Line 5886 sub bodytag {
if ($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+)$}) {	} elsif ($role =~ m{^cr/($match_domain)/\1-domainconfig/(\w+)$}) {
Line 6284 sub bodytag {	Line 5901 sub bodytag {
$role = &mt('Helpdesk[_1]',' '.$2);	$role = &mt('Helpdesk[_1]',' '.$2);
}	}
} else {	} else {
$role = (split(/\//,$role,4))[-1];	$role = (split(/\//,$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 5928 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 5962 sub bodytag {
$bodytag .= Apache::lonhtmlcommon::scripttag(	$bodytag .= Apache::lonhtmlcommon::scripttag(
Apache::lonmenu::utilityfunctions($httphost), 'start');	Apache::lonmenu::utilityfunctions($httphost), 'start');

if ($args->{'collapsible_header'} ne '') {	my ($left,$right) = Apache::lonmenu::primary_menu($crstype);
my $alttext = &mt('menu state: collapsed');
my $tooltip = &mt('display standard menus');	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
$bodytag .= <<"END";	if ($dc_info) {
<div id="LC_expandingContainer" style="display:inline;">	$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
<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/collapsed.png" style="border:0;margin:0;padding:0;max-width:100%;height:auto" /></a></div>	$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
<div class="LC_menus_content hidden">	<em>$realm</em> $dc_info</div>\|;
END	return $bodytag;
}	}
unless ($args->{'no_primary_menu'}) {
my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu,$menucoll,$menuref,
$args->{'links_disabled'},
$args->{'links_target'},
$args->{'collapsible_header'});
if ($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,	$args->{'bread_crumbs'},'','',$hostname);
$ltiscope,$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);	$args->{'hide_buttons'},
	$hostname);
} 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,	$advtoolsref,'',$hostname);
\$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 6455 END	Line 6014 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?''
:&Apache::loncommon::top_nav_help('Help'));

# Explicit link to get inline menu	return $bodytag;
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 6540 sub make_attr_string {	Line 6047 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 6584 sub endbodytag {	Line 6084 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 6707 form, .inline {	Line 6174 form, .inline {
display: inline;	display: inline;
}	}

.LC_menus_content.shown{
display: inline;
}

.LC_menus_content.hidden {
display: none;
}

.LC_right {	.LC_right {
text-align:right;	text-align:right;
}	}
Line 6735 form, .inline {	Line 6194 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 6919 ul.LC_breadcrumb_tools_outerlist li {	Line 6372 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 7010 td.LC_menubuttons_text {	Line 6469 td.LC_menubuttons_text {
}	}

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

Line 7335 td.LC_parm_overview_restrictions {	Line 6794 td.LC_parm_overview_restrictions {
border-collapse: collapse;	border-collapse: collapse;
}	}

	span.LC_parm_recursive,
	td.LC_parm_recursive {
	font-weight: bold;
	font-size: smaller;
	}

table.LC_parm_overview_restrictions td {	table.LC_parm_overview_restrictions td {
border-width: 1px 4px 1px 4px;	border-width: 1px 4px 1px 4px;
border-style: solid;	border-style: solid;
Line 7604 table.LC_prior_tries td {	Line 7069 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 7687 table.LC_data_table tr > td.LC_docs_entr	Line 7151 table.LC_data_table tr > td.LC_docs_entr
color: #990000;	color: #990000;
}	}

	.LC_docs_alias {
	color: #440055;
	}

.LC_domprefs_email,	.LC_domprefs_email,
	.LC_docs_alias_name,
.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 7936 fieldset {	Line 7405 fieldset {
/* overflow: hidden; */	/* overflow: hidden; */
}	}

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

article.geogebraweb div {	article.geogebraweb div {
margin: 0;	margin: 0;
}	}
Line 7989 ol.LC_primary_menu li {	Line 7453 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 8004 ol.LC_primary_menu li p span.LC_primary_	Line 7468 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 8039 ol.LC_primary_menu li:hover li, ol.LC_pr	Line 7503 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 8484 a#LC_content_toolbar_edittoplevel {	Line 7948 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 8605 ul.LC_funclist li {	Line 8065 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 8790 Inputs: $title - optional title for the	Line 8230 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
$env{'internal.head.to_opener'} to
1, if true.
5- whether encrypt check should be skipped
domain -> force to color decorate a page for a specific	domain -> force to color decorate a page for a specific
domain	domain
function -> force usage of a specific rolish color scheme	function -> force usage of a specific rolish color scheme
Line 8833 sub headtag {	Line 8267 sub headtag {
if (!$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'}	&& !$args->{'only_body'}
Line 8859 sub headtag {	Line 8293 sub headtag {
}	}
}	}
if (ref($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 8911 ADDMETA	Line 8315 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
$result.=<<OFFLOAD
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
Line 9024 function LC_Offload_Now() {	Line 8372 function LC_Offload_Now() {
// ]]>	// ]]>
</script>	</script>
OFFLOAD	OFFLOAD
	}
}	}
}	}
}	}
Line 9039 OFFLOAD	Line 8388 OFFLOAD
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= ' /';	$result .= ' /';
}	}
$result .= '>'	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
my $clientmobile;	my $clientmobile;
Line 9072 sub font_settings {	Line 8421 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 9122 sub print_suppression {	Line 8471 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 9231 $args - additional optional args support	Line 8579 $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	bread_crumbs_nomenu -> if true will pass false as the value of $menulink
to lonhtmlcommon::breadcrumbs	to lonhtmlcommon::breadcrumbs
group -> includes the current group, if page is for a	group -> includes the current group, if page is for a
specific group	specific group
use_absolute -> for request for external resource or syllabus, this	use_absolute -> for request for external resource or syllabus, this
will contain https://<hostname> if server uses	will contain https://<hostname> if server uses
https (as per hosts.tab), but request is for http	https (as per hosts.tab), but request is for http
hostname -> hostname, originally from $r->hostname(), (optional).	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 9260 sub start_page {	Line 8602 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 9348 sub start_page {	Line 8619 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 9372 sub start_page {	Line 8642 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 9387 sub start_page {	Line 8656 sub start_page {
my $menulink;	my $menulink;
# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.	# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.
if ((exists($args->{'bread_crumbs_nomenu'})) \|\|	if ((exists($args->{'bread_crumbs_nomenu'})) \|\|
($ltiscope eq 'map') \|\| ($ltiscope eq 'resource')) {	((($args->{'crstype'} eq 'Placement') \|\| (($env{'request.course.id'}) &&
	($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement'))) &&
	(!$env{'request.role.adv'}))) {
$menulink = 0;	$menulink = 0;
} else {	} else {
undef($menulink);	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'},'',$menulink);
} else {	} else {
$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);	$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);
}	}
}
} 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 9447 sub end_page {	Line 8705 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 9672 sub modal_link {	Line 8789 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 9696 ENDJAX	Line 8806 ENDJAX
modalWindow.height = $height;	modalWindow.height = $height;
modalWindow.content = '$content';	modalWindow.content = '$content';
modalWindow.open();	modalWindow.open();
$mathjax
};	};
// ]]>	// ]]>
</script>	</script>
Line 9704 ENDADHOC	Line 8813 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 9784 sub end_togglebox {	Line 8893 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 9799 sub LCprogressbar_script {	Line 8907 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 9847 my $LCidcnt;	Line 8933 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 10079 function expand_div(caller) {	Line 9148 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 10399 sub get_sections {	Line 9461 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 10721 Incoming parameters:	Line 9783 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 10795 sub get_user_quota {	Line 9857 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 10944 Inputs: 7	Line 10007 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 10980 sub excess_filesize_warning {	Line 10043 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 11088 sub user_picker {	Line 10153 sub user_picker {
$allow_blank = 0;	$allow_blank = 0;
$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,[$currdom]);	$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,[$currdom]);
} else {	} else {
$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1);	my $defdom = $env{'request.role.domain'};
	my ($trusted,$untrusted);
	if (($context eq 'requestcrs') \|\| ($context eq 'course')) {
	($trusted,$untrusted) = &Apache::lonnet::trusted_domains('enroll',$defdom);
	} elsif ($context eq 'author') {
	($trusted,$untrusted) = &Apache::lonnet::trusted_domains('othcoau',$defdom);
	} elsif ($context eq 'domain') {
	($trusted,$untrusted) = &Apache::lonnet::trusted_domains('domroles',$defdom);
	}
	$domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,$trusted,$untrusted);
}	}
my $srchinsel = ' <select name="srchin">';	my $srchinsel = ' <select name="srchin">';

Line 11293 sub user_rule_check {	Line 10367 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;	$checkid = 1;
Line 11304 sub user_rule_check {	Line 10378 sub user_rule_check {
if ($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.':'.$udom} = {};
Line 11374 sub user_rule_check {	Line 10448 sub user_rule_check {
if (ref($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->{$user}->{'id'} ne '') {
Line 11397 sub user_rule_check {	Line 10471 sub user_rule_check {
if (ref($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 11420 sub user_rule_check {	Line 10494 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 11581 sub sorted_inst_types {	Line 10655 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 11600 sub get_institutional_codes {	Line 10670 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;
Line 11609 sub get_institutional_codes {	Line 10679 sub get_institutional_codes {
}	}
}	}
}	}

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}},$instsec);
push(@{$unclutteredlcsec{$crskey}},$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},$sec);	push(@{$allcourses},$sec);
$$LC_code{$sec} = $unclutteredlcsec{$crskey}[$i];	$$LC_code{$sec} = $lc_sec;
}	}
}	}
}	}
Line 11739 future_reservable - ref to hash of stude	Line 10796 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	(c) uniqueperiod: start,end dates when slot is to be uniquely
selected.	selected.

Line 11749 future_reservable - ref to hash of stude	Line 10806 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 11808 sub get_future_slots {	Line 10887 sub get_future_slots {
$reservable_now{$slot} = {	$reservable_now{$slot} = {
symb => $symb,	symb => $symb,
endreserve => $lastres,	endreserve => $lastres,
uniqueperiod => $uniqueperiod,	uniqueperiod => $uniqueperiod,
};	};
} elsif (($startreserve > $now) &&	} elsif (($startreserve > $now) &&
(!$endreserve \|\| $endreserve > $startreserve)) {	(!$endreserve \|\| $endreserve > $startreserve)) {
Line 11973 sub get_env_multiple {	Line 11052 sub get_env_multiple {
return(@values);	return(@values);
}	}

	# Looks at given dependencies, and returns something depending on the context.
	# For coursedocs paste, returns (undef, $counter, $numpathchg, \%existing).
	# For syllabus rewrites, returns (undef, $counter, $numpathchg, \%existing, \%mapping).
	# For all other contexts, returns ($output, $counter, $numpathchg).
	# $output: string with the HTML output. Can contain missing dependencies with an upload form, existing dependencies, and dependencies no longer in use.
	# $counter: integer with the number of existing dependencies when no HTML output is returned, and the number of missing dependencies when an HTML output is returned.
	# $numpathchg: integer with the number of cleaned up dependency paths.
	# \%existing: hash reference clean path -> 1 only for existing dependencies.
	# \%mapping: hash reference clean path -> original path for all dependencies.
	# @param {string} actionurl - The path to the handler, indicative of the context.
	# @param {string} state - Can contain HTML with hidden inputs that will be added to the output form.
	# @param {hash reference} allfiles - List of file info from lonnet::extract_embedded_items
	# @param {hash reference} codebase - undef, not modified by lonnet::extract_embedded_items ?
	# @param {hash reference} args - More parameters ! Possible keys: error_on_invalid_names (boolean), ignore_remote_references (boolean), current_path (string), docs_url (string), docs_title (string), context (string)
	# @return {Array} - array depending on the context (not a reference)
sub ask_for_embedded_content {	sub ask_for_embedded_content {
	# NOTE: documentation was added afterwards, it could be wrong
my ($actionurl,$state,$allfiles,$codebase,$args)=@_;	my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
my (%subdependencies,%dependencies,%mapping,%existing,%newfiles,%pathchanges,	my (%subdependencies,%dependencies,%mapping,%existing,%newfiles,%pathchanges,
%currsubfile,%unused,$rem);	%currsubfile,%unused,$rem);
Line 11989 sub ask_for_embedded_content {	Line 11084 sub ask_for_embedded_content {
my $heading = &mt('Upload embedded files');	my $heading = &mt('Upload embedded files');
my $buttontext = &mt('Upload');	my $buttontext = &mt('Upload');

	# fills these variables based on the context:
	# $navmap, $cdom, $cnum, $udom, $uname, $url, $toplevel, $getpropath,
	# $path, $fileloc, $title, $rem, $filename
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
$navmap = Apache::lonnavmaps::navmap->new();	$navmap = Apache::lonnavmaps::navmap->new();
Line 11996 sub ask_for_embedded_content {	Line 11094 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 12028 sub ask_for_embedded_content {	Line 11126 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 12073 sub ask_for_embedded_content {	Line 11171 sub ask_for_embedded_content {
$fileloc = &Apache::lonnet::filelocation('',$toplevel).'/';	$fileloc = &Apache::lonnet::filelocation('',$toplevel).'/';
$fileloc =~ s{^/}{};	$fileloc =~ s{^/}{};
}	}

	# parses the dependency paths to get some info
	# fills $newfiles, $mapping, $subdependencies, $dependencies
	# $newfiles: hash URL -> 1 for new files or external URLs
	# (will be completed later)
	# $mapping:
	# for external URLs: external URL -> external URL
	# for relative paths: clean path -> original path
	# $subdependencies: hash clean path -> clean file name -> 1 for relative paths in subdirectories
	# $dependencies: hash clean or not file name -> 1 for relative paths not in subdirectories
foreach my $file (keys(%{$allfiles})) {	foreach my $file (keys(%{$allfiles})) {
my $embed_file;	my $embed_file;
if (($path eq "/uploaded/$cdom/$cnum/portfolio/syllabus") && ($file =~ m{^\Q$path/\E(.+)$})) {	if (($path eq "/uploaded/$cdom/$cnum/portfolio/syllabus") && ($file =~ m{^\Q$path/\E(.+)$})) {
Line 12115 sub ask_for_embedded_content {	Line 11223 sub ask_for_embedded_content {
}	}
}	}
}	}

	# looks for all existing files in dependency subdirectories (from $subdependencies filled above)
	# and lists
	# fills $currsubfile, $pathchanges, $existing, $numexisting, $newfiles, $unused
	# $currsubfile: hash clean path -> file name -> 1 for all existing files in the path
	# $pathchanges: hash clean path -> 1 if the file in subdirectory exists and
	# the path had to be cleaned up
	# $existing: hash clean path -> 1 if the file exists
	# $numexisting: number of keys in $existing
	# $newfiles: updated with clean path -> 1 for files in subdirectories that do not exist
	# $unused: only for /adm/dependencies, hash clean path -> 1 for existing files in
	# dependency subdirectories that are
	# not listed as dependencies, with some exceptions using $rem
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 12190 sub ask_for_embedded_content {	Line 11311 sub ask_for_embedded_content {
}	}
}	}
}	}

	# fills $currfile, hash file name -> 1 or [$size,$mtime]
	# for files in $url or $fileloc (target directory) in some contexts
my %currfile;	my %currfile;
if (($actionurl eq '/adm/portfolio') \|\|	if (($actionurl eq '/adm/portfolio') \|\|
($actionurl eq '/adm/coursegrp_portfolio')) {	($actionurl eq '/adm/coursegrp_portfolio')) {
Line 12228 sub ask_for_embedded_content {	Line 11352 sub ask_for_embedded_content {
}	}
}	}
}	}
	# updates $pathchanges, $existing, $numexisting, $newfiles and $unused for files that
	# are not in subdirectories, using $currfile
foreach my $file (keys(%dependencies)) {	foreach my $file (keys(%dependencies)) {
if (exists($currfile{$file})) {	if (exists($currfile{$file})) {
unless ($mapping{$file} eq $file) {	unless ($mapping{$file} eq $file) {
Line 12256 sub ask_for_embedded_content {	Line 11382 sub ask_for_embedded_content {
$unused{$file} = 1;	$unused{$file} = 1;
}	}
}	}

	# returns some results for coursedocs paste and syllabus rewrites ($output is undef)
if (($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&	if (($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&
($args->{'context'} eq 'paste')) {	($args->{'context'} eq 'paste')) {
$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));	$numpathchg = scalar(keys(%pathchanges));
return ($output,$counter,$numpathchg,\%existing,\%mapping);	return ($output,$counter,$numpathchg,\%existing,\%mapping);
}	}

	# returns HTML otherwise, with dependency results and to ask for more uploads

	# $upload_output: missing dependencies (with upload form)
	# $modify_output: uploaded dependencies (in use)
	# $delete_output: files no longer in use (unused files are not listed for londocs, bug?)
foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {	foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
next if ($embed_file =~ m{^\w+://});	next if ($embed_file =~ m{^\w+://});
Line 12490 sub ask_for_embedded_content {	Line 11624 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 12509 sub clean_path {	Line 11643 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 12848 sub modify_html_refs {	Line 11982 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 12880 sub modify_html_refs {	Line 12014 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 12945 sub modify_html_refs {	Line 12079 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].',	$output = '<p>'.&mt('Updated [quant,_1,reference] in [_2].',
Line 12983 sub modify_html_refs {	Line 12117 sub modify_html_refs {
}	}
}	}
if ($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 13509 sub process_decompression {	Line 12643 sub process_decompression {
}	}
my $numskip = scalar(@to_skip);	my $numskip = scalar(@to_skip);
my $numoverwrite = scalar(@to_overwrite);	my $numoverwrite = scalar(@to_overwrite);
if (($numskip) && (!$numoverwrite)) {	if (($numskip) && (!$numoverwrite)) {
$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.');
Line 13519 sub process_decompression {	Line 12653 sub process_decompression {
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/$file")) {	if (&File::Copy::move("$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 });	&File::Path::Tiny::rm("$dir/$tempdir/$item");
}	}
}	}
}	}
Line 13536 sub process_decompression {	Line 12670 sub process_decompression {
if (-f "$dir/$item") {	if (-f "$dir/$item") {
unlink("$dir/$item");	unlink("$dir/$item");
} elsif (-d "$dir/$item") {	} elsif (-d "$dir/$item") {
&File::Path::remove_tree("$dir/$item",{ safe => 1 });	&File::Path::Tiny::rm("$dir/$item");
}	}
&File::Copy::move("$dir/$tempdir/$item","$dir/$item");	&File::Copy::move("$dir/$tempdir/$item","$dir/$item");
}	}
}	}
}	}
if (&File::Copy::move("$dir/$tempdir/$file","$dir/$file")) {	if (&File::Copy::move("$dir/$tempdir/$file","$dir/$file")) {
&File::Path::remove_tree("$dir/$tempdir",{ safe => 1 });	&File::Path::Tiny::rm("$dir/$tempdir");
}	}
}	}
} else {	} else {
Line 13563 sub process_decompression {	Line 12697 sub process_decompression {
if (ref($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 $file)) {
push(@newitems,$item);	push(@newitems,$item);
if ($dirptr&$testdir) {	if ($dirptr&$testdir) {
$is_dir{$item} = 1;	$is_dir{$item} = 1;
Line 13618 sub process_decompression {	Line 12752 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 14070 sub process_extracted_files {	Line 13204 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 14151 sub process_extracted_files {	Line 13285 sub process_extracted_files {
$newseqid{$i} = $newidx;	$newseqid{$i} = $newidx;
unless ($errtext) {	unless ($errtext) {
$result .= '<li>'.&mt('Folder: [_1] added to course',	$result .= '<li>'.&mt('Folder: [_1] added to course',
&HTML::Entities::encode($docstitle,'<>&"'))..	&HTML::Entities::encode($docstitle,'<>&"')).
'</li>'."\n";	'</li>'."\n";
}	}
}	}
Line 14161 sub process_extracted_files {	Line 13295 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 (($outer !~ /\D/) && ($mapinner{$outer} !~ /\D/) && ($newidx !~ /\D/)) {
(($mapinner{$outer} eq 'default') \|\| ($mapinner{$outer} !~ /\D/)) &&
($newidx !~ /\D/)) {
if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {	if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {
mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);	mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);
}	}
Line 14178 sub process_extracted_files {	Line 13310 sub process_extracted_files {
$fetch =~ s/^\Q$prefix$dir\E//;	$fetch =~ s/^\Q$prefix$dir\E//;
$prompttofetch{$fetch} = 1;	$prompttofetch{$fetch} = 1;
}	}
}	}
}	}
$LONCAPA::map::resources[$newidx]=	$LONCAPA::map::resources[$newidx]=
$docstitle.':'.$url.':false:normal:res';	$docstitle.':'.$url.':false:normal:res';
Line 14203 sub process_extracted_files {	Line 13335 sub process_extracted_files {
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',
&HTML::Entities::encode($path,'<>&"')).'<br />';	&HTML::Entities::encode($path,'<>&"')).'<br />';
}	}
}	}
for (my $i=1; $i<=$numitems; $i++) {	for (my $i=1; $i<=$numitems; $i++) {
Line 14225 sub process_extracted_files {	Line 13357 sub process_extracted_files {
}	}
if ($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 14274 sub process_extracted_files {	Line 13406 sub process_extracted_files {
$showpath = "$relpath/$title";	$showpath = "$relpath/$title";
} else {	} else {
$showpath = "/$title";	$showpath = "/$title";
}	}
$result .= '<li>'.&mt('[_1] included as a dependency',	$result .= '<li>'.&mt('[_1] included as a dependency',
&HTML::Entities::encode($showpath,'<>&"')).	&HTML::Entities::encode($showpath,'<>&"')).
'</li>'."\n";	'</li>'."\n";
unless ($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;
}	}
}	}
Line 14568 sub upfile_store {	Line 13700 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 14601 sub load_tmp_file {	Line 13730 sub load_tmp_file {
{	{
my $studentfile = $r->dir_config('lonDaemons').	my $studentfile = $r->dir_config('lonDaemons').
'/tmp/'.$datatoken.'.tmp';	'/tmp/'.$datatoken.'.tmp';
if ( open(my $fh,'<',$studentfile) ) {	if ( open(my $fh,"<$studentfile") ) {
@studentdata=<$fh>;	@studentdata=<$fh>;
close($fh);	close($fh);
}	}
Line 14611 sub load_tmp_file {	Line 13740 sub load_tmp_file {

sub valid_datatoken {	sub valid_datatoken {
my ($datatoken) = @_;	my ($datatoken) = @_;
if ($datatoken =~ /^$match_username\_$match_domain\_enroll_(\|$match_domain\_$match_courseid)\_\d+_\d+$/) {	if ($datatoken =~ /^$match_username\_$match_domain\_enroll_$match_domain\_$match_courseid\_\d+_\d+$/) {
return $datatoken;	return $datatoken;
}	}
return;	return;
Line 15496 generated by lonerrorhandler.pm, CHECKRP	Line 14625 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)	$requname username of requester (if mailing type is helpdeskmail)
Line 15511 $requdom domain of requester (if mailing	Line 14640 $requdom domain of requester (if mailing

$reqemail e-mail address 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.

=back	=back
Line 15732 sub build_recipient_list {	Line 14862 sub build_recipient_list {
}	}
}	}
}	}
if ($mailing eq 'helpdeskmail') {	if ($mailing eq 'helpdesk') {
if ((!@recipients) && ($lastresort ne '')) {	if ((!@recipients) && ($lastresort ne '')) {
push(@recipients,$lastresort);	push(@recipients,$lastresort);
}	}
Line 15754 sub build_recipient_list {	Line 14884 sub build_recipient_list {

=pod	=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" => $cc_string);
	}
	if ($bcc ne '') {
	$msg->add("Bcc" => $bcc);
	}
	$msg->attr("content-type" => "text/plain");
	$msg->attr("content-type.charset" => "UTF-8");
	# Attach file if given
	if ($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');
	}

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

	=pod

=head1 Course Catalog Routines	=head1 Course Catalog Routines

=over 4	=over 4
Line 15837 jsarray (reference to array of categorie	Line 15048 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 15846 Side effects: populates trails and allit	Line 15055 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 15858 sub extract_categories {	Line 15067 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 = $name;
}	}
Line 15872 sub extract_categories {	Line 15083 sub extract_categories {
if (ref($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 15918 Side effects: populates trails and allit	Line 15126 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(@{$trails})-1;
Line 15945 sub recurse_categories {	Line 15153 sub recurse_categories {
}	}
}	}
&recurse_categories($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]} = $depth;
}
}
}	}
return;	return;
}	}
Line 15991 sub assign_categories_table {	Line 15194 sub assign_categories_table {
my ($cathash,$currcat,$type,$disabled) = @_;	my ($cathash,$currcat,$type,$disabled) = @_;
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 $itemcount = 0;
Line 16007 sub assign_categories_table {	Line 15210 sub assign_categories_table {
next if ($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 16021 sub assign_categories_table {	Line 15226 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="'.
Line 16202 sub commit_studentrole {	Line 15409 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 ($expire_role_result eq 'refused') {
my @roles = ('st');	my @roles = ('st');
Line 16251 sub commit_studentrole {	Line 15458 sub commit_studentrole {
}	}
}	}
} else {	} else {
if ($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 16314 sub check_clone {	Line 15521 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 16323 sub check_clone {	Line 15529 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 $args->{'clonedomain'}) &&
Line 16371 sub check_clone {	Line 15555 sub check_clone {
if ($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 16390 sub check_clone {	Line 15574 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 $cloner (@cloners) {
Line 16429 sub check_clone {	Line 15613 sub check_clone {
if ($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 16443 sub check_clone {	Line 15627 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,$coderef,$callercontext,$user_lh) = @_;	$cnum,$category,$coderef) = @_;
my ($outcome,$msgref,$clonemsgref);	my $outcome;
my $linefeed = '<br />'."\n";	my $linefeed = '<br />'."\n";
if ($context eq 'auto') {	if ($context eq 'auto') {
$linefeed = "\n";	$linefeed = "\n";
Line 16479 sub construct_course {	Line 15649 sub construct_course {
#	#
# Are we cloning?	# Are we cloning?
#	#
my ($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 16501 sub construct_course {	Line 15683 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 16523 sub construct_course {	Line 15700 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 16578 sub construct_course {	Line 15741 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'} = $args->{'textbook'};
Line 16593 sub construct_course {	Line 15757 sub construct_course {
if ($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 16617 sub construct_course {	Line 15778 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 16631 sub construct_course {	Line 15791 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$/,@oklcsecs)) {
push(@oklcsecs,$gp);
}
} else {
push(@badclasses,$class);	push(@badclasses,$class);
}	}
}	}
Line 16663 sub construct_course {	Line 15819 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$/,@oklcsecs)) {
push(@oklcsecs,$gp);
}
} else {
push(@badclasses,$xl);	push(@badclasses,$xl);
}	}
}	}
Line 16725 sub construct_course {	Line 15877 sub construct_course {
$outcome .= $linefeed;	$outcome .= $linefeed;
} else {	} else {
$outcome .= "</ul><br /><br /></div>\n";	$outcome .= "</ul><br /><br /></div>\n";
}	}
}	}
if ($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 16824 sub construct_course {	Line 15946 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 = $code;
}	}
Line 16861 sub construct_course {	Line 15983 sub construct_course {
# Open all assignments	# Open all assignments
#	#
if ($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 16900 sub construct_course {	Line 16018 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 16913 sub make_unique_code {	Line 16055 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 16960 sub generate_code {	Line 16102 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 16979 sub group_term {	Line 16120 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 17070 sub compare_arrays {	Line 16212 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 17095 sub init_user_environment {	Line 16219 sub init_user_environment {

my $public=($username eq 'public' && $domain eq 'public');	my $public=($username eq 'public' && $domain eq 'public');

# See if old ID present, if so, remove

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

Line 17118 sub init_user_environment {	Line 16240 sub init_user_environment {
}	}
if (!$cookie) { $cookie="publicuser_$oldest"; }	if (!$cookie) { $cookie="publicuser_$oldest"; }
} else {	} else {
# if this isn't a robot, kill any existing non-robot sessions	# See if old ID present, if so, remove if this isn't a robot,
	# killing any existing non-robot sessions
if (!$args->{'robot'}) {	if (!$args->{'robot'}) {
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",	if ($ENV{'SERVER_PORT'} == 443) {
&GDBM_READER(),0640)) {
my $linkedfile;	my $linkedfile;
if (exists($oldenv{'user.linkedenv'})) {	if (tie(my %oldenv,'GDBM_File',"$lonids/$cookie.id",
$linkedfile = $oldenv{'user.linkedenv'};	&GDBM_READER(),0640)) {
	if (exists($oldenv{'user.linkedenv'})) {
	$linkedfile = $oldenv{'user.linkedenv'};
	}
	untie(%oldenv);
}	}
untie(%oldenv);	if (unlink($lonids.'/'.$filename)) {
if (unlink("$lonids/$filename")) {	if ($linkedfile =~ /^[a-f0-9]+_linked\.id$/) {
if ($linkedfile =~ /^[a-f0-9]+_linked$/) {	unlink($lonids.'/'.$linkedfile);
if (-l "$lonids/$linkedfile.id") {
unlink("$lonids/$linkedfile.id");
}
}	}
}	}
} else {	} else {
Line 17174 sub init_user_environment {	Line 16297 sub init_user_environment {

my %userenv = &Apache::lonnet::dump('environment',$domain,$username);	my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
my ($tmp) = keys(%userenv);	my ($tmp) = keys(%userenv);
if ($tmp !~ /^(con_lost\|error\|no_such_host)/i) {	if ($tmp =~ /^(con_lost\|error\|no_such_host)/i) {
} else {
undef(%userenv);	undef(%userenv);
}	}
if (($userenv{'interface'}) && (!$form->{'interface'})) {	if (($userenv{'interface'}) && (!$form->{'interface'})) {
Line 17190 sub init_user_environment {	Line 16312 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 17209 sub init_user_environment {	Line 16330 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 16362 sub init_user_environment {
my %is_adv = ( is_adv => $env{'user.adv'} );	my %is_adv = ( is_adv => $env{'user.adv'} );
my %domdef = &Apache::lonnet::get_domain_defaults($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') {	foreach my $crstype ('official','unofficial','community','textbook','placement') {
$userenv{'canrequest.'.$crstype} =	$userenv{'canrequest.'.$crstype} =
&Apache::lonnet::usertools_access($username,$domain,$crstype,	&Apache::lonnet::usertools_access($username,$domain,$crstype,
'reload','requestcourses',	'reload','requestcourses',
\%userenv,\%domdef,\%is_adv);	\%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'} =	$userenv{'canrequest.author'} =
&Apache::lonnet::usertools_access($username,$domain,'requestauthor',	&Apache::lonnet::usertools_access($username,$domain,'requestauthor',
'reload','requestauthor',	'reload','requestauthor',
Line 17272 sub init_user_environment {	Line 16382 sub init_user_environment {
my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],	my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],
$domain,$username);	$domain,$username);
my $reqstatus = $reqauthor{'author_status'};	my $reqstatus = $reqauthor{'author_status'};
if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {	if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {
if (ref($reqauthor{'author'}) eq 'HASH') {	if (ref($reqauthor{'author'}) eq 'HASH') {
$userenv{'requestauthorqueued'} = $reqstatus.':'.	$userenv{'requestauthorqueued'} = $reqstatus.':'.
$reqauthor{'author'}{'timestamp'};	$reqauthor{'author'}{'timestamp'};
}	}
}	}
	my ($types,$typename) = &course_types();
	if (ref($types) eq 'ARRAY') {
	my @options = ('approval','validate','autolimit');
	my $optregex = join('\|',@options);
	my (%willtrust,%trustchecked);
	foreach my $type (@{$types}) {
	my $dom_str = $env{'environment.reqcrsotherdom.'.$type};
	if ($dom_str ne '') {
	my $updatedstr = '';
	my @possdomains = split(',',$dom_str);
	foreach my $entry (@possdomains) {
	my ($extdom,$extopt) = split(':',$entry);
	unless ($trustchecked{$extdom}) {
	$willtrust{$extdom} = &Apache::lonnet::will_trust('reqcrs',$domain,$extdom);
	$trustchecked{$extdom} = 1;
	}
	if ($willtrust{$extdom}) {
	$updatedstr .= $entry.',';
	}
	}
	$updatedstr =~ s/,$//;
	if ($updatedstr) {
	$userenv{'reqcrsotherdom.'.$type} = $updatedstr;
	} else {
	delete($userenv{'reqcrsotherdom.'.$type});
	}
	}
	}
	}
}	}

$env{'user.environment'} = "$lonids/$cookie.id";	$env{'user.environment'} = "$lonids/$cookie.id";

if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",	if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
Line 17383 and quotacheck.pl	Line 16521 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 17404 cloneruname - username of owner of new c	Line 16542 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 17507 sub build_filters {	Line 16645 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 17523 sub build_filters {	Line 16665 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 17531 sub build_filters {	Line 16675 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>";	$typeselectform.="</select>";
}	}
Line 17558 sub build_filters {	Line 16708 sub build_filters {
if (exists($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 17687 $typeelement	Line 16837 $typeelement
return $jscript.$clonewarning.$output;	return $jscript.$clonewarning.$output;
}	}

=pod	=pod

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

Line 17702 item - name of form element (sincefilter	Line 16852 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 17739 page load completion for page showing se	Line 16889 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 17778 to retrieve a hash for which keys are co	Line 16928 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 17790 cloneruname - optional username of new c	Line 16940 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 17800 cc_clone - escaped comma separated list	Line 16950 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 17927 $required - LON-CAPA version needed by c	Line 17077 $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 18041 Inputs:	Line 17191 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 18049 Returns: an array; first element is:	Line 17199 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 18059 Returns: an array; first element is:	Line 17209 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 18081 sub needs_coursereinit {	Line 17231 sub needs_coursereinit {
}	}
if (($now-$env{'request.course.timechecked'})>$interval) {	if (($now-$env{'request.course.timechecked'})>$interval) {
&Apache::lonnet::appenv({'request.course.timechecked'=>$now});	&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
my $blocked = &blocking_status('reinit',undef,$cnum,$cdom,undef,1);	my $blocked = &blocking_status('reinit',$cnum,$cdom,undef,1);
if ($blocked) {	if ($blocked) {
return ();	return ();
}	}
my $update;	my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
my $lastmainchange = &Apache::lonnet::get_coursechange($cdom,$cnum);	if ($lastchange > $env{'request.course.tied'}) {
my $lastsuppchange = &Apache::lonnet::get_suppchange($cdom,$cnum);	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
if ($lastmainchange > $env{'request.course.tied'}) {	if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
my ($needswitch,$switchwarning,$switchserver) = &switch_for_update($loncaparev,$cdom,$cnum);	my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};
if ($needswitch) {	if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {
return ('switch',$switchwarning,$switchserver);	&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>
}	$curr_reqd_hash{'internal.releaserequired'}});
$update = 'main';	my ($switchserver,$switchwarning) =
}	&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},
if ($lastsuppchange > $env{'request.course.suppupdated'}) {	$curr_reqd_hash{'internal.releaserequired'});
if ($update) {	if ($switchwarning ne '' \|\| $switchserver ne '') {
$update = 'both';	return ('switch',$switchwarning,$switchserver);
} else {	}
my ($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 18208 sub parse_supplemental_title {	Line 17334 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 18219 sub parse_supplemental_title {	Line 17343 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 {
Line 18432 sub symb_to_docspath {	Line 17437 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 18513 sub captcha_display {	Line 17457 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 18527 sub captcha_response {	Line 17471 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 18567 sub get_captcha_config {	Line 17511 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';	$captcha = 'original';
Line 18575 sub get_captcha_config {	Line 17519 sub get_captcha_config {
} elsif ($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 18613 sub create_captcha {	Line 17536 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 18662 sub check_captcha {	Line 17581 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 18675 sub create_recaptcha {	Line 17593 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;
$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 $request=new HTTP::Request('POST','https://www.google.com/recaptcha/api/siteverify');
	$request->content(join('&',map {
	my $name = escape($_);
	"$name=" . ( ref($info{$_}) eq 'ARRAY'
	? join("&$name=", map {escape($_) } @{$info{$_}})
	: &escape($info{$_}) );
	} keys(%info)));
	my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',10,1);
if ($response->is_success) {	if ($response->is_success) {
my $data = JSON::DWIW->from_json($response->decoded_content);	my $data = JSON::DWIW->from_json($response->decoded_content);
if (ref($data) eq 'HASH') {	if (ref($data) eq 'HASH') {
Line 18704 sub check_recaptcha {	Line 17626 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 18753 sub cleanup_html {	Line 17675 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.	# $context is the calling context -- roles, grades, contents, menu or flip.
sub critical_redirect {	sub critical_redirect {
my ($interval,$context) = @_;	my ($interval,$context) = @_;
unless (($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'))) {	if (($env{'request.course.id'}) && (($context eq 'flip') \|\| ($context eq 'contents'))) {
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 $blocked = &blocking_status('alert',undef,$cnum,$cdom,undef,1);	my $blocked = &blocking_status('alert',$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 18775 sub critical_redirect {	Line 17694 sub critical_redirect {
}	}
}	}
}	}
my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},	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 18840 sub des_decrypt {	Line 17759 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.1.1075.2.161.2.21
changed lines
	Added in v.1.1297