loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.161.2.10 and 1.1394

version 1.1075.2.161.2.10, 2022/09/19 19:23:12	version 1.1394, 2022/10/29 17:44:05
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::LWPReq;
use HTTP::Request;	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 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();
use String::CRC32();	use String::CRC32();
Line 169 sub ssi_with_retries {	Line 172 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 203 BEGIN {	Line 207 BEGIN {
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 689 if (!Array.prototype.indexOf) {	Line 694 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 890 sub selectcourse_link {	Line 895 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 925 sub check_uncheck_jscript {	Line 932 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 1006 sub select_datelocale {	Line 1013 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 1042 sub select_language {	Line 1049 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 1074 linked_select_forms takes the following	Line 1108 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 1128 sub linked_select_forms {	Line 1165 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 1136 sub linked_select_forms {	Line 1174 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 1159 sub linked_select_forms {	Line 1197 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 1185 function select1_changed() {	Line 1221 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 1264 sub help_open_topic {	Line 1300 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 1279 sub help_open_topic {	Line 1311 sub help_open_topic {
my $target = ' target="_top"';	my $target = ' target="_top"';
if ($links_target) {	if ($links_target) {
$target = ' target="'.$links_target.'"';	$target = ' target="'.$links_target.'"';
} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self')) {	} elsif ((($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) \|\|
	(($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self'))) {
$target = '';	$target = '';
}	}
if ($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.' href="'.$link.'">'
.$text.'</a>';	.$text.'</a>';
Line 1323 sub helpLatexCheatsheet {	Line 1356 sub helpLatexCheatsheet {
.&help_open_topic('Other_Symbols',&mt('Other Symbols'),$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 $out;
Line 1390 sub help_open_menu {	Line 1423 sub help_open_menu {
sub top_nav_help {	sub top_nav_help {
my ($text,$linkattr) = @_;	my ($text,$linkattr) = @_;
$text = &mt($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 1425 sub help_menu_js {	Line 1456 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 1774 RESIZE	Line 1805 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 1819 sub colorfuleditor_js {	Line 2006 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 1856 sub colorfuleditor_js {	Line 2043 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 1869 sub colorfuleditor_js {	Line 2056 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 1877 sub colorfuleditor_js {	Line 2064 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 1914 sub colorfuleditor_js {	Line 2101 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 1937 sub colorfuleditor_js {	Line 2124 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 1956 sub colorfuleditor_js {	Line 2143 sub colorfuleditor_js {
}	}
}	}

	$browse_or_search

// ]]>	// ]]>
</script>	</script>
Line 2004 sub insert_folding_button {	Line 2191 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')\">";
}	}

	sub crsauthor_url {
	my ($url) = @_;
	if ($url eq '') {
	$url = $ENV{'REQUEST_URI'};
	}
	my ($cnum,$cdom);
	if ($env{'request.course.id'}) {
	my ($audom,$auname) = ($url =~ m{^/priv/($match_domain)/($match_name)/});
	if ($audom ne '' && $auname ne '') {
	if (($env{'course.'.$env{'request.course.id'}.'.num'} eq $auname) &&
	($env{'course.'.$env{'request.course.id'}.'.domain'} eq $audom)) {
	$cnum = $auname;
	$cdom = $audom;
	}
	}
	}
	return ($cnum,$cdom);
	}

	sub import_crsauthor_form {
	my ($form,$firstselectname,$secondselectname,$onchangefirst,$only,$suffix,$disabled) = @_;
	return (0) unless ($env{'request.course.id'});
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $crshome = $env{'course.'.$env{'request.course.id'}.'.home'};
	return (0) unless (($cnum ne '') && ($cdom ne ''));
	my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
	my @ids=&Apache::lonnet::current_machine_ids();
	my ($output,$is_home,$relpath,%subdirs,%files,%selimport_menus);

	if (grep(/^\Q$crshome\E$/,@ids)) {
	$is_home = 1;
	}
	$relpath = "/priv/$cdom/$cnum";
	&Apache::lonnet::recursedirs($is_home,'priv',$londocroot,$relpath,'',\%subdirs,\%files);
	my %lt = &Apache::lonlocal::texthash (
	fnam => 'Filename',
	dire => 'Directory',
	);
	my $numdirs = scalar(keys(%files));
	my (%possexts,$singledir,@singledirfiles);
	if ($only) {
	map { $possexts{$_} = 1; } split(/\s,\s/,$only);
	}
	my (%nonemptydirs,$possdirs);
	if ($numdirs > 1) {
	my @order;
	foreach my $key (sort { lc($a) cmp lc($b) } (keys(%files))) {
	if (ref($files{$key}) eq 'HASH') {
	my $shown = $key;
	if ($key eq '') {
	$shown = '/';
	}
	my @ordered = ();
	foreach my $file (sort { lc($a) cmp lc($b) } (keys(%{$files{$key}}))) {
	next if ($file =~ /\.rights$/);
	if ($only) {
	my ($ext) = ($file =~ /\.([^.]+)$/);
	unless ($possexts{lc($ext)}) {
	next;
	}
	}
	$selimport_menus{$key}->{'select2'}->{$file} = $file;
	push(@ordered,$file);
	}
	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;
	}
	}
	}
	$possdirs = scalar(keys(%nonemptydirs));
	if ($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($ext)}) {
	next;
	}
	} else {
	next if ($file =~ /\.rights$/);
	}
	push(@singledirfiles,$file);
	}
	if (@singledirfiles) {
	$possdirs = 1;
	}
	}
	if (($possdirs == 1) && (@singledirfiles)) {
	my $showdir = $singledir;
	if ($singledir eq '') {
	$showdir = '/';
	}
	$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 2196 sub create_text_file {	Line 2509 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 2276 option_name => displayed text. An option	Line 2603 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 2479 The optional $incdoms is a reference to	Line 2806 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 2500 sub select_dom_form {	Line 2827 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 2728 This is not an optimal method, but it wo	Line 3055 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 2856 sub authform_nochange {	Line 3185 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');	$result = &mt('Under your current role you are not permitted to change login settings for this user');
Line 3050 sub authform_local {	Line 3379 sub authform_local {
my ($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 3120 sub authform_filesystem {	Line 3449 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 3152 sub authform_filesystem {	Line 3481 sub authform_filesystem {
return $result;	return $result;
}	}

	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;
	}

sub get_assignable_auth {	sub get_assignable_auth {
my ($dom) = @_;	my ($dom) = @_;
if ($dom eq '') {	if ($dom eq '') {
Line 3162 sub get_assignable_auth {	Line 3549 sub get_assignable_auth {
krb5 => 1,	krb5 => 1,
int => 1,	int => 1,
loc => 1,	loc => 1,
	lti => 1,
);	);
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);	my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
if (ref($domconfig{'usercreation'}) eq 'HASH') {	if (ref($domconfig{'usercreation'}) eq 'HASH') {
Line 3583 sub get_related_words {	Line 3971 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 4053 category	Line 4501 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 4220 Return string with previous attempt on p	Line 4672 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 4307 sub get_previous_attempt {	Line 4759 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 ($identifier ne '') {
Line 4368 sub get_previous_attempt {	Line 4820 sub get_previous_attempt {
if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4385 sub get_previous_attempt {	Line 4837 sub get_previous_attempt {
next if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4416 sub get_previous_attempt {	Line 4868 sub get_previous_attempt {
if ($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>';	$prevattempts.='<td> </td>';
}	}
Line 4432 sub get_previous_attempt {	Line 4884 sub get_previous_attempt {
if ($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=	$prevattempts=
&start_data_table().&start_data_table_row().	&start_data_table().&start_data_table_row().
'<td>'.&mt('Nothing submitted - no attempts.').'</td>'.	'<td>'.$msg.'</td>'.
&end_data_table_row().&end_data_table();	&end_data_table_row().&end_data_table();
}	}
} else {	} else {
Line 4453 sub get_previous_attempt {	Line 4911 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 4480 sub format_previous_attempt_value {	Line 4940 sub format_previous_attempt_value {
}	}
}	}
} else {	} else {
$value = &unescape($value);	$value = &HTML::Entities::encode(&unescape($value), '"<>&');
}	}
return $value;	return $value;
}	}
Line 4542 sub get_student_view {	Line 5002 sub get_student_view {
}	}
if (defined($target)) { $form{'grade_target'} = $target; }	if (defined($target)) { $form{'grade_target'} = $target; }
$feedurl=&Apache::lonnet::clutter($feedurl);	$feedurl=&Apache::lonnet::clutter($feedurl);
	if (($feedurl =~ /ext\.tool$/) && ($target eq 'tex')) {
	$feedurl =~ s{^/adm/wrapper}{};
	}
my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);	my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
$userview=~s/\<body[^\>]*\>//gi;	$userview=~s/\<body[^\>]*\>//gi;
$userview=~s/\<\/body\>//gi;	$userview=~s/\<\/body\>//gi;
Line 4895 sub findallcourses {	Line 5358 sub findallcourses {

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

unless (($activity eq 'docs') \|\| ($activity eq 'reinit') \|\| ($activity eq 'alert')) {	unless (($activity eq 'docs') \|\| ($activity eq 'reinit') \|\| ($activity eq 'alert')) {
my ($has_evb,$check_ipaccess);	my ($has_evb,$check_ipaccess);
my $dom = $env{'user.domain'};	my $dom = $env{'user.domain'};
Line 5005 sub blockcheck {	Line 5467 sub blockcheck {
if (($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 'search' \|\| $activity eq 'reinit' \|\|
$activity eq 'alert') && ($env{'request.course.id'})) {	$activity eq 'alert') &&
	($env{'request.course.id'})) {
foreach my $key (keys(%live_courses)) {	foreach my $key (keys(%live_courses)) {
if ($key ne $env{'request.course.id'}) {	if ($key ne $env{'request.course.id'}) {
delete($live_courses{$key});	delete($live_courses{$key});
Line 5112 sub blockcheck {	Line 5575 sub blockcheck {

# Retrieve blocking times and identity of blocker for course	# Retrieve blocking times and identity of blocker 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,$symb,$caller);
if (($start != 0) &&	if (($start != 0) &&
Line 5302 sub blocking_status {	Line 5765 sub blocking_status {
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 $udom decide whose portfolio (or information page) the user is trying to look at
if (($activity eq 'port') \|\| ($activity eq 'about') \|\| ($activity eq 'passwd')) {	if (($activity eq 'port') \|\| ($activity eq 'about') \|\| ($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);	my $showurl = &Apache::lonenc::check_encrypt($url);
Line 5372 sub check_ip_acc {	Line 5835 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 $allowed=0;	my ($ip,$allowed);
my $ip;
if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') \|\|	if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') \|\|
($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) {	($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) {
$ip = $env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;	$ip = $env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;
Line 5392 sub check_ip_acc {	Line 5854 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 5513 sub get_domainconf {	Line 5976 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 5801 sub CSTR_pageheader {	Line 6265 sub CSTR_pageheader {
$lastitem = $thisdisfn;	$lastitem = $thisdisfn;
}	}

	my ($crsauthor,$title);
	if (($env{'request.course.id'}) &&
	($env{'course.'.$env{'request.course.id'}.'.num'} eq $uname) &&
	($env{'course.'.$env{'request.course.id'}.'.domain'} eq $udom)) {
	$crsauthor = 1;
	$title = &mt('Course Authoring Space');
	} else {
	$title = &mt('Authoring Space');
	}

my ($target,$crumbtarget) = (' target="_top"','_top');	my ($target,$crumbtarget) = (' target="_top"','_top');
if ($frameset) {	if ($frameset) {
$target = ' target="_parent"';	$target = ' target="_parent"';
$crumbtarget = '_parent';	$crumbtarget = '_parent';
	} elsif (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {
	$target = '';
	$crumbtarget = '';
} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) {	} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) {
$target = ' target="'.$env{'request.deeplink.target'}.'"';	$target = ' target="'.$env{'request.deeplink.target'}.'"';
$crumbtarget = $env{'request.deeplink.target'};	$crumbtarget = $env{'request.deeplink.target'};
Line 5813 sub CSTR_pageheader {	Line 6290 sub CSTR_pageheader {
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="'.$formaction.'"'.$target.'>'
.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,$crumbtarget,'/priv/'.$udom,undef,undef);	.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,$crumbtarget,'/priv/'.$udom,undef,undef);

Line 5823 sub CSTR_pageheader {	Line 6300 sub CSTR_pageheader {
.$lastitem	.$lastitem
.'</span>';	.'</span>';
}	}
$output .=
'<br />'	if ($crsauthor) {
#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."</b></tt><br />"	$output .= '</form>'.&Apache::lonmenu::constspaceform($frameset);
.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')	} else {
.'</form>'	$output .=
.&Apache::lonmenu::constspaceform($frameset)	'<br />'
.'</div>';	#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);
	}
	$output .= '</div>';

return $output;	return $output;
}	}
Line 5871 Inputs:	Line 6353 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 5901 Inputs:	Line 6380 Inputs:
=item * $menucoll, optional argument, if specific menu collection is in	=item * $menucoll, optional argument, if specific menu collection is in
effect, either set as the default for the course, or set for	effect, either set as the default for the course, or set for
the deeplink paramater for $env{'request.deeplink.login'}	the deeplink paramater for $env{'request.deeplink.login'}
then $menucoll will be the number of that collection.	then $menucoll will be the number of that collection.

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

=item * $showncrumbsref, reference to a scalar. Calls to lonmenu::innerregister	=item * $showncrumbsref, reference to a scalar. Calls to lonmenu::innerregister
within &bodytag() can result in calls to lonhtmlcommon::breadcrumbs(),	within &bodytag() can result in calls to lonhtmlcommon::breadcrumbs(),
Line 5924 other decorations will be returned.	Line 6403 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,
$ltiscope,$ltiuri,$ltimenu,$menucoll,$menuref,$showncrumbsref)=@_;	$ltimenu,$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 5981 sub bodytag {	Line 6460 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 ($sec) {	if ($sec) {
$role .= (' 'x2).'- '.&mt('section:').' '.$sec;	$role .= (' 'x2).'- '.&mt('section:').' '.$sec;
Line 6048 sub bodytag {	Line 6527 sub bodytag {
} 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	# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
Line 6080 sub bodytag {	Line 6546 sub bodytag {
my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu,$menucoll,$menuref,	my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu,$menucoll,$menuref,
$args->{'links_disabled'},	$args->{'links_disabled'},
$args->{'links_target'});	$args->{'links_target'});

if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
if ($dc_info) {	if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;	$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
Line 6101 sub bodytag {	Line 6568 sub bodytag {
$bodytag .= qq\|<div id="LC_realm">$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;
}	}
Line 6125 sub bodytag {	Line 6592 sub bodytag {
$args->{'group'},$args->{'hide_buttons'},	$args->{'group'},$args->{'hide_buttons'},
$hostname,$ltiscope,$ltiuri,$showncrumbsref);	$hostname,$ltiscope,$ltiuri,$showncrumbsref);
} else {	} else {
my $forbodytag;	$bodytag .=
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},	$forcereg,$args->{'group'},
$args->{'bread_crumbs'},	$args->{'bread_crumbs'},
$advtoolsref,'',$hostname,	$advtoolsref,'',$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 6143 sub bodytag {	Line 6606 sub bodytag {
}	}

return $bodytag;	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
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 6222 sub make_attr_string {	Line 6637 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 ul.LC_breadcrumb_tools_outerlist li {	Line 6992 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 6675 td.LC_menubuttons_text {	Line 7089 td.LC_menubuttons_text {
}	}

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

Line 7000 td.LC_parm_overview_restrictions {	Line 7414 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 7352 table.LC_data_table tr > td.LC_docs_entr	Line 7772 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 7649 ol.LC_primary_menu li {	Line 8074 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 7664 ol.LC_primary_menu li p span.LC_primary_	Line 8089 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 7699 ol.LC_primary_menu li:hover li, ol.LC_pr	Line 8124 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 8144 a#LC_content_toolbar_edittoplevel {	Line 8569 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 8282 pre.LC_wordwrap {	Line 8711 pre.LC_wordwrap {
}	}

/*	/*
	styles used for response display
	*/
	div.LC_radiofoil, div.LC_rankfoil {
	margin: .5em 0em .5em 0em;
	}
	table.LC_itemgroup {
	margin-top: 1em;
	}

	/*
styles used by TTH when "Default set of options to pass to tth/m	styles used by TTH when "Default set of options to pass to tth/m
when converting TeX" in course settings has been set	when converting TeX" in course settings has been set

Line 8302 span.roman {font-family: serif; font-sty	Line 8741 span.roman {font-family: serif; font-sty
span.overacc2 {position: relative; left: .8em; top: -1.2ex;}	span.overacc2 {position: relative; left: .8em; top: -1.2ex;}
span.overacc1 {position: relative; left: .6em; top: -1.2ex;}	span.overacc1 {position: relative; left: .6em; top: -1.2ex;}

	/*
	sections with roles, for content only
	*/
	section[class^="role-"] {
	padding-left: 10px;
	padding-right: 5px;
	margin-top: 8px;
	margin-bottom: 8px;
	border: 1px solid #2A4;
	border-radius: 5px;
	box-shadow: 0px 1px 1px #BBB;
	}
	section[class^="role-"]>h1 {
	position: relative;
	margin: 0px;
	padding-top: 10px;
	padding-left: 40px;
	}
	section[class^="role-"]>h1:before {
	position: absolute;
	left: -5px;
	top: 5px;
	}
	section.role-activity>h1:before {
	content:url('/adm/daxe/images/section_icons/activity.png');
	}
	section.role-advice>h1:before {
	content:url('/adm/daxe/images/section_icons/advice.png');
	}
	section.role-bibliography>h1:before {
	content:url('/adm/daxe/images/section_icons/bibliography.png');
	}
	section.role-citation>h1:before {
	content:url('/adm/daxe/images/section_icons/citation.png');
	}
	section.role-conclusion>h1:before {
	content:url('/adm/daxe/images/section_icons/conclusion.png');
	}
	section.role-definition>h1:before {
	content:url('/adm/daxe/images/section_icons/definition.png');
	}
	section.role-demonstration>h1:before {
	content:url('/adm/daxe/images/section_icons/demonstration.png');
	}
	section.role-example>h1:before {
	content:url('/adm/daxe/images/section_icons/example.png');
	}
	section.role-explanation>h1:before {
	content:url('/adm/daxe/images/section_icons/explanation.png');
	}
	section.role-introduction>h1:before {
	content:url('/adm/daxe/images/section_icons/introduction.png');
	}
	section.role-method>h1:before {
	content:url('/adm/daxe/images/section_icons/method.png');
	}
	section.role-more_information>h1:before {
	content:url('/adm/daxe/images/section_icons/more_information.png');
	}
	section.role-objectives>h1:before {
	content:url('/adm/daxe/images/section_icons/objectives.png');
	}
	section.role-prerequisites>h1:before {
	content:url('/adm/daxe/images/section_icons/prerequisites.png');
	}
	section.role-remark>h1:before {
	content:url('/adm/daxe/images/section_icons/remark.png');
	}
	section.role-reminder>h1:before {
	content:url('/adm/daxe/images/section_icons/reminder.png');
	}
	section.role-summary>h1:before {
	content:url('/adm/daxe/images/section_icons/summary.png');
	}
	section.role-syntax>h1:before {
	content:url('/adm/daxe/images/section_icons/syntax.png');
	}
	section.role-warning>h1:before {
	content:url('/adm/daxe/images/section_icons/warning.png');
	}

#LC_minitab_header {	#LC_minitab_header {
float:left;	float:left;
width:100%;	width:100%;
Line 8398 sub headtag {	Line 8918 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'}	&& !$args->{'only_body'}
Line 8426 sub headtag {	Line 8946 sub headtag {
if (ref($args->{'redirect'})) {	if (ref($args->{'redirect'})) {
my ($time,$url,$inhibit_continue,$to_opener,$skip_enc_check) = @{$args->{'redirect'}};	my ($time,$url,$inhibit_continue,$to_opener,$skip_enc_check) = @{$args->{'redirect'}};
if (!$skip_enc_check) {	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";	$result.=<<"ADDMETA";
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
ADDMETA	ADDMETA
if ($to_opener) {	if ($to_opener) {
Line 8508 ADDMETA	Line 9028 ADDMETA
my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use);	my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use);
if (($newserver eq '') && ($offloadoth)) {	if (($newserver eq '') && ($offloadoth)) {
my @domains = &Apache::lonnet::current_machine_domains();	my @domains = &Apache::lonnet::current_machine_domains();
if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {	if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {
($newserver) = &Apache::lonnet::choose_server($dom_in_use);	($newserver) = &Apache::lonnet::choose_server($dom_in_use);
}	}
}	}
Line 8604 OFFLOAD	Line 9124 OFFLOAD
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= ' /';	$result .= ' /';
}	}
$result .= '>'	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
my $clientmobile;	my $clientmobile;
Line 8637 sub font_settings {	Line 9157 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 8796 $args - additional optional args support	Line 9316 $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
Line 8913 sub start_page {	Line 9431 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,
$ltiscope,$ltiuri,\%ltimenu,$menucoll,\%menu,\$showncrumbs);	\%menu,\$showncrumbs);
}	}
}	}

Line 8952 sub start_page {	Line 9470 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') \|\| ($ltiscope eq 'resource')) {	($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($menulink);
Line 8967 sub start_page {	Line 9488 sub start_page {
#if bread_crumbs_component exists show it as headline else show only the breadcrumbs	#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
if(exists($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 9031 sub menucoll_in_effect {	Line 9547 sub menucoll_in_effect {
$check_login_symb = 1;	$check_login_symb = 1;
}	}
} else {	} else {
my $symb=&Apache::lonnet::symbread();	my $symb = &Apache::lonnet::symbread();
if ($symb) {	if ($symb) {
$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb);	$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb);
} else {	} else {
Line 9228 sub modal_adhoc_inner {	Line 9744 sub modal_adhoc_inner {
my ($funcname,$width,$height,$content,$possmathjax)=@_;	my ($funcname,$width,$height,$content,$possmathjax)=@_;
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().
Line 9920 sub get_sections {	Line 10436 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 10242 Incoming parameters:	Line 10758 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 10316 sub get_user_quota {	Line 10832 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 10465 Inputs: 7	Line 10982 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 10501 sub excess_filesize_warning {	Line 11018 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 10609 sub user_picker {	Line 11128 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 10814 sub user_rule_check {	Line 11342 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;	$checkid = 1;
Line 10825 sub user_rule_check {	Line 11353 sub user_rule_check {
if ($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.':'.$udom} = {};
Line 10895 sub user_rule_check {	Line 11423 sub user_rule_check {
if (ref($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->{$user}->{'id'} ne '') {
Line 10918 sub user_rule_check {	Line 11446 sub user_rule_check {
if (ref($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 10941 sub user_rule_check {	Line 11469 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 11260 future_reservable - ref to hash of stude	Line 11788 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 11270 future_reservable - ref to hash of stude	Line 11798 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 11329 sub get_future_slots {	Line 11879 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 11494 sub get_env_multiple {	Line 12044 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 11510 sub ask_for_embedded_content {	Line 12076 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 11517 sub ask_for_embedded_content {	Line 12086 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 11549 sub ask_for_embedded_content {	Line 12118 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 11594 sub ask_for_embedded_content {	Line 12163 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 11636 sub ask_for_embedded_content {	Line 12215 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 11711 sub ask_for_embedded_content {	Line 12303 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 11749 sub ask_for_embedded_content {	Line 12344 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 11777 sub ask_for_embedded_content {	Line 12374 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 12011 sub ask_for_embedded_content {	Line 12616 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 12030 sub clean_path {	Line 12635 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 12369 sub modify_html_refs {	Line 12974 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 12504 sub modify_html_refs {	Line 13109 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 13030 sub process_decompression {	Line 13635 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 13040 sub process_decompression {	Line 13645 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::remove_tree("$dir/$tempdir/$item",{ safe => 1 });
Line 13084 sub process_decompression {	Line 13689 sub process_decompression {
if (ref($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 13139 sub process_decompression {	Line 13744 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 13591 sub process_extracted_files {	Line 14196 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 13672 sub process_extracted_files {	Line 14277 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 13682 sub process_extracted_files {	Line 14287 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/) && ($mapinner{$outer} !~ /\D/) && ($newidx !~ /\D/)) {	if (($outer !~ /\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 13697 sub process_extracted_files {	Line 14304 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 13722 sub process_extracted_files {	Line 14329 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; $i++) {
Line 13744 sub process_extracted_files {	Line 14351 sub process_extracted_files {
}	}
if ($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 13793 sub process_extracted_files {	Line 14400 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 15015 generated by lonerrorhandler.pm, CHECKRP	Line 15622 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 15030 $requdom domain of requester (if mailing	Line 15637 $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 15273 sub build_recipient_list {	Line 15881 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

	replyto - Reply-To 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

	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 ($from,$replyto,$to,$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 => $body,
	);
	if ($replyto ne '') {
	$msg->add("Reply-To" => $replyto);
	}
	if ($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 15377 sub extract_categories {	Line 16070 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 = $name;
}	}
Line 15526 sub assign_categories_table {	Line 16221 sub assign_categories_table {
next if ($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 15540 sub assign_categories_table {	Line 16237 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 15770 sub commit_studentrole {	Line 16469 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.$linefeed;
Line 15890 sub check_clone {	Line 16589 sub check_clone {
if ($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 15909 sub check_clone {	Line 16608 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 $cloner (@cloners) {
Line 15948 sub check_clone {	Line 16647 sub check_clone {
if ($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 15979 sub check_clone {	Line 16678 sub check_clone {
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]).',	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'},$clonedesc{'description'}],	args => [$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'}],
}));	}));
}	}
}	}
}	}
}	}
Line 16009 sub construct_course {	Line 16708 sub construct_course {
#	#
# 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'},	$args->{'cdescr'},
Line 16028 sub construct_course {	Line 16732 sub construct_course {
# if anyone ever decides to not show this, and Utils::Course::new	# if anyone ever decides to not show this, and Utils::Course::new
# will need to be suitably modified.	# will need to be suitably modified.
if (($callercontext eq 'auto') && ($user_lh ne '')) {	if (($callercontext eq 'auto') && ($user_lh ne '')) {
$outcome .= &mt_user($user_lh,'New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;	$outcome .= &mt_user($user_lh,'New LON-CAPA [_1] ID: [_2]',$showncrstype,$$courseid).$linefeed;
} else {	} else {
$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;	$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$showncrstype,$$courseid).$linefeed;
}	}
if ($$courseid =~ /^error:/) {	if ($$courseid =~ /^error:/) {
return (0,$outcome,$clonemsgref);	return (0,$outcome,$clonemsgref);
Line 16055 sub construct_course {	Line 16759 sub construct_course {

#	#
# Do the cloning	# Do the cloning
#	#
my @clonemsg;	my @clonemsg;
if ($can_clone && $cloneid) {	if ($can_clone && $cloneid) {
push(@clonemsg,	push(@clonemsg,
{	{
mt => 'Created [_1] by cloning from [_2]',	mt => 'Created [_1] by cloning from [_2]',
args => [$crstype,$clonetitle],	args => [$showncrstype,$clonetitle],
});	});
my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);	my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
# Copy all files	# Copy all files
my @info =	my @info =
&Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},	&Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},
$args->{'dateshift'},$args->{'crscode'},	$args->{'dateshift'},$args->{'crscode'},
$args->{'ccuname'}.':'.$args->{'ccdomain'},	$args->{'ccuname'}.':'.$args->{'ccdomain'},
$args->{'tinyurls'});	$args->{'tinyurls'});
if (@info) {	if (@info) {
Line 16112 sub construct_course {	Line 16816 sub construct_course {
if ($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 16232 sub construct_course {	Line 16939 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;	$args->{'endaccess'} = 0;
Line 16301 sub construct_course {	Line 17008 sub construct_course {
if (ref($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 16378 sub construct_course {	Line 17085 sub construct_course {
$outcome .= ($fatal?$errtext:'write ok').$linefeed;	$outcome .= ($fatal?$errtext:'write ok').$linefeed;
}	}

	#
	# 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,$outcome,\@clonemsg);	return (1,$outcome,\@clonemsg);
}	}

Line 16391 sub make_unique_code {	Line 17122 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 16438 sub generate_code {	Line 17169 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 16457 sub group_term {	Line 17187 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');	my @types = ('official','unofficial','community','textbook','placement','lti');
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',
	placement => 'Placement test',
	lti => 'LTI provider',
);	);
return (\@types,\%typename);	return (\@types,\%typename);
}	}
Line 16572 sub init_user_environment {	Line 17305 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 16595 sub init_user_environment {	Line 17326 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)) {
Line 16651 sub init_user_environment {	Line 17383 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 16667 sub init_user_environment {	Line 17398 sub init_user_environment {
# --------------------------------------------------------- Write first profile	# --------------------------------------------------------- Write first profile

{	{
my $ip = &Apache::lonnet::get_requestor_ip();	my $ip = &Apache::lonnet::get_requestor_ip($r);
my %initial_env =	my %initial_env =
("user.name" => $username,	("user.name" => $username,
"user.domain" => $domain,	"user.domain" => $domain,
Line 16724 sub init_user_environment {	Line 17455 sub init_user_environment {
undef,\%userenv,\%domdef,\%is_adv);	undef,\%userenv,\%domdef,\%is_adv);
}	}

foreach my $crstype ('official','unofficial','community','textbook') {	foreach my $crstype ('official','unofficial','community','textbook','placement','lti') {
$userenv{'canrequest.'.$crstype} =	$userenv{'canrequest.'.$crstype} =
&Apache::lonnet::usertools_access($username,$domain,$crstype,	&Apache::lonnet::usertools_access($username,$domain,$crstype,
'reload','requestcourses',	'reload','requestcourses',
Line 16738 sub init_user_environment {	Line 17469 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 16849 and quotacheck.pl	Line 17608 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 16870 cloneruname - username of owner of new c	Line 17629 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 16973 sub build_filters {	Line 17732 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 16989 sub build_filters {	Line 17752 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 16997 sub build_filters {	Line 17762 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>";	$typeselectform.="</select>";
}	}
Line 17024 sub build_filters {	Line 17795 sub build_filters {
if (exists($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 17153 $typeelement	Line 17924 $typeelement
return $jscript.$clonewarning.$output;	return $jscript.$clonewarning.$output;
}	}

=pod	=pod

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

Line 17168 item - name of form element (sincefilter	Line 17939 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 17205 page load completion for page showing se	Line 17976 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 17244 to retrieve a hash for which keys are co	Line 18015 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 17256 cloneruname - optional username of new c	Line 18027 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 17266 cc_clone - escaped comma separated list	Line 18037 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 17393 $required - LON-CAPA version needed by c	Line 18164 $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 17507 Inputs:	Line 18278 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 17515 Returns: an array; first element is:	Line 18286 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 17525 Returns: an array; first element is:	Line 18296 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 17551 sub needs_coursereinit {	Line 18322 sub needs_coursereinit {
if ($blocked) {	if ($blocked) {
return ();	return ();
}	}
my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);	my $update;
if ($lastchange > $env{'request.course.tied'}) {	my $lastmainchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');	my $lastsuppchange = &Apache::lonnet::get_suppchange($cdom,$cnum);
if ($curr_reqd_hash{'internal.releaserequired'} ne '') {	if ($lastmainchange > $env{'request.course.tied'}) {
my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};	my ($needswitch,$switchwarning,$switchserver) = &switch_for_update($loncaparev,$cdom,$cnum);
if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {	if ($needswitch) {
&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>	return ('switch',$switchwarning,$switchserver);
$curr_reqd_hash{'internal.releaserequired'}});	}
my ($switchserver,$switchwarning) =	$update = 'main';
&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},	}
$curr_reqd_hash{'internal.releaserequired'});	if ($lastsuppchange > $env{'request.course.suppupdated'}) {
if ($switchwarning ne '' \|\| $switchserver ne '') {	if ($update) {
return ('switch',$switchwarning,$switchserver);	$update = 'both';
}	} else {
	my ($needswitch,$switchwarning,$switchserver) = &switch_for_update($loncaparev,$cdom,$cnum);
	if ($needswitch) {
	return ('switch',$switchwarning,$switchserver);
	} else {
	$update = 'supp';
}	}
}	}
return ('update');	return ($update);
	}
	}
	return ();
	}

	sub switch_for_update {
	my ($loncaparev,$cdom,$cnum) = @_;
	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
	if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
	my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};
	if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {
	&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>
	$curr_reqd_hash{'internal.releaserequired'}});
	my ($switchserver,$switchwarning) =
	&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},
	$curr_reqd_hash{'internal.releaserequired'});
	if ($switchwarning ne '' \|\| $switchserver ne '') {
	return ('switch',$switchwarning,$switchserver);
	}
}	}
}	}
return ();	return ();
}	}

sub update_content_constraints {	sub update_content_constraints {
my ($cdom,$cnum,$chome,$cid) = @_;	my ($cdom,$cnum,$chome,$cid,$keeporder) = @_;
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
my ($reqdmajor,$reqdminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});	my ($reqdmajor,$reqdminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});
my %checkresponsetypes;	my (%checkresponsetypes,%checkcrsrestypes);
foreach my $key (keys(%Apache::lonnet::needsrelease)) {	foreach my $key (keys(%Apache::lonnet::needsrelease)) {
my ($item,$name,$value) = split(/:/,$key);	my ($item,$name,$value) = split(/:/,$key);
if ($item eq 'resourcetag') {	if ($item eq 'resourcetag') {
if ($name eq 'responsetype') {	if ($name eq 'responsetype') {
$checkresponsetypes{$value} = $Apache::lonnet::needsrelease{$key}	$checkresponsetypes{$value} = $Apache::lonnet::needsrelease{$key}
}	}
	} elsif ($item eq 'course') {
	if ($name eq 'courserestype') {
	$checkcrsrestypes{$value} = $Apache::lonnet::needsrelease{$key};
	}
}	}
}	}
my $navmap = Apache::lonnavmaps::navmap->new();	my $navmap = Apache::lonnavmaps::navmap->new();
if (defined($navmap)) {	if (defined($navmap)) {
my %allresponses;	my (%allresponses,%allcrsrestypes);
foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_problem() },1,0)) {	foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_problem() \|\| $_[0]->is_tool() },1,0)) {
	if ($res->is_tool()) {
	if ($allcrsrestypes{'exttool'}) {
	$allcrsrestypes{'exttool'} ++;
	} else {
	$allcrsrestypes{'exttool'} = 1;
	}
	next;
	}
my %responses = $res->responseTypes();	my %responses = $res->responseTypes();
foreach my $key (keys(%responses)) {	foreach my $key (keys(%responses)) {
next unless(exists($checkresponsetypes{$key}));	next unless(exists($checkresponsetypes{$key}));
Line 17602 sub update_content_constraints {	Line 18409 sub update_content_constraints {
($reqdmajor,$reqdminor) = ($major,$minor);	($reqdmajor,$reqdminor) = ($major,$minor);
}	}
}	}
	foreach my $key (keys(%allcrsrestypes)) {
	my ($major,$minor) = split(/\./,$checkcrsrestypes{$key});
	if (($major > $reqdmajor) \|\| ($major == $reqdmajor && $minor > $reqdminor)) {
	($reqdmajor,$reqdminor) = ($major,$minor);
	}
	}
undef($navmap);	undef($navmap);
}	}
	my (@resources,@order,@resparms,@zombies);
	if ($keeporder) {
	use LONCAPA::map;
	@resources = @LONCAPA::map::resources;
	@order = @LONCAPA::map::order;
	@resparms = @LONCAPA::map::resparms;
	@zombies = @LONCAPA::map::zombies;
	}
	if ($keeporder) {
	@LONCAPA::map::resources = @resources;
	@LONCAPA::map::order = @order;
	@LONCAPA::map::resparms = @resparms;
	@LONCAPA::map::zombies = @zombies;
	}
	if (&Apache::lonnet::count_supptools($cnum,$cdom,1)) {
	my ($major,$minor) = split(/\./,$checkcrsrestypes{'exttool'});
	if (($major > $reqdmajor) \|\| ($major == $reqdmajor && $minor > $reqdminor)) {
	($reqdmajor,$reqdminor) = ($major,$minor);
	}
	}
unless (($reqdmajor eq '') && ($reqdminor eq '')) {	unless (($reqdmajor eq '') && ($reqdminor eq '')) {
&Apache::lonnet::update_released_required($reqdmajor.'.'.$reqdminor,$cdom,$cnum,$chome,$cid);	&Apache::lonnet::update_released_required($reqdmajor.'.'.$reqdminor,$cdom,$cnum,$chome,$cid);
}	}
Line 17624 sub allmaps_incourse {	Line 18457 sub allmaps_incourse {
if ($lastchange > $env{'request.course.tied'}) {	if ($lastchange > $env{'request.course.tied'}) {
my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");	my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
unless ($ferr) {	unless ($ferr) {
&update_content_constraints($cdom,$cnum,$chome,$cid);	&update_content_constraints($cdom,$cnum,$chome,$cid,1);
}	}
}	}
my $navmap = Apache::lonnavmaps::navmap->new();	my $navmap = Apache::lonnavmaps::navmap->new();
Line 17660 sub parse_supplemental_title {	Line 18493 sub parse_supplemental_title {
}	}

sub recurse_supplemental {	sub recurse_supplemental {
my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;	my ($cnum,$cdom,$suppmap,$errors,$possdel,$suppids,$hiddensupp,$hidden) = @_;
if ($suppmap) {	if (($suppmap) && (ref($suppids) eq 'HASH') && (ref($hiddensupp) eq 'HASH')) {
	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 ++;	$errors ++;
} else {	} else {
if ($#LONCAPA::map::resources > 0) {	my @order = @LONCAPA::map::order;
foreach my $res (@LONCAPA::map::resources) {	if (@order > 0) {
my ($title,$src,$ext,$type,$status)=split(/\:/,$res);	my @resources = @LONCAPA::map::resources;
	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/$cnum/\E(supplemental_\d+\.sequence)$}) {
($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors);	$errors = &recurse_supplemental($cnum,$cdom,$1,$errors,$possdel,$suppids,
	$hiddensupp,$hiddensupp->{$id});
} else {	} else {
$numfiles ++;	my $allowed;
	if (($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});
	}
	}
	}
	}

	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 ($numfiles,$errors);	return $value;
}	}

sub symb_to_docspath {	sub symb_to_docspath {
Line 17753 sub symb_to_docspath {	Line 18669 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 ($supplemental) = &Apache::lonnet::get_supplemental($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,$lonhost,$defdom) = @_;
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,$lonhost,$defdom);
if ($captcha eq 'original') {	if ($captcha eq 'original') {
$output = &create_captcha();	$output = &create_captcha();
Line 17827 sub get_captcha_config {	Line 18804 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 17856 sub get_captcha_config {	Line 18833 sub get_captcha_config {
$captcha = 'original';	$captcha = 'original';
}	}
}	}
}	}
return ($captcha,$pubkey,$privkey,$version);	return ($captcha,$pubkey,$privkey,$version);
}	}

Line 17875 sub create_captcha {	Line 18852 sub create_captcha {
$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".	$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
'<span class="LC_nobreak">'.	'<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="off" />'.	'<input type="text" size="5" name="code" value="" autocomplete="new-password" />'.
'</span><br />'.	'</span><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;
Line 17935 sub create_recaptcha {	Line 18912 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();	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 => $ip,
);	);
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 18013 sub cleanup_html {	Line 18995 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 '') && ($env{'user.name'} ne '')) {	unless (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
Line 18035 sub critical_redirect {	Line 19017 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] ne 'no_such_host') && ($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 18245 sub shorten_symbs {	Line 19227 sub shorten_symbs {
} else {	} else {
foreach my $key (keys(%collisions)) {	foreach my $key (keys(%collisions)) {
$failed->{$key} = 1;	$failed->{$key} = 1;
$failed->{$key} = 1;
}	}
}	}
}	}
Line 18275 sub is_nonframeable {	Line 19256 sub is_nonframeable {
}	}
my $uselink;	my $uselink;
my $request = new HTTP::Request('HEAD',$url);	my $request = new HTTP::Request('HEAD',$url);
my $ua = LWP::UserAgent->new;	my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',5);
$ua->timeout(5);
my $response=$ua->request($request);
if ($response->is_success()) {	if ($response->is_success()) {
my $secpolicy = lc($response->header('content-security-policy'));	my $secpolicy = lc($response->header('content-security-policy'));
my $xframeop = lc($response->header('x-frame-options'));	my $xframeop = lc($response->header('x-frame-options'));

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

Removed from v.1.1075.2.161.2.10
changed lines
	Added in v.1.1394