loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.127.4.1 and 1.1313

version 1.1075.2.127.4.1, 2017/08/15 23:46:15	version 1.1313, 2018/04/15 00:28:07
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 DateTime::TimeZone;	use DateTime::TimeZone;
use DateTime::Locale;	use DateTime::Locale;
use Encode();	use Encode();
	use Text::Aspell;
use Authen::Captcha;	use Authen::Captcha;
use Captcha::reCAPTCHA;	use Captcha::reCAPTCHA;
use JSON::DWIW;	use JSON::DWIW;
use LWP::UserAgent;	use LWP::UserAgent;
use Crypt::DES;	use Crypt::DES;
use DynaLoader; # for Crypt::DES version	use DynaLoader; # for Crypt::DES version
	use MIME::Lite;
	use MIME::Types;
	use File::Copy();
	use File::Path();
	use String::CRC32();
	use Short::URL();

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 164 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 198 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 675 if (!Array.prototype.indexOf) {	Line 685 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 876 sub selectcourse_link {	Line 886 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 911 sub check_uncheck_jscript {	Line 923 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 992 sub select_datelocale {	Line 1004 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 1028 sub select_language {	Line 1040 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 1060 linked_select_forms takes the following	Line 1099 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 1114 sub linked_select_forms {	Line 1156 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 1122 sub linked_select_forms {	Line 1165 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 1145 sub linked_select_forms {	Line 1188 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 1171 function select1_changed() {	Line 1212 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 1248 sub help_open_topic {	Line 1289 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=$height,resizable=yes'))";
} else {	} else {
Line 1301 sub helpLatexCheatsheet {	Line 1338 sub helpLatexCheatsheet {
.&help_open_topic('Other_Symbols',&mt('Other Symbols'),$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 $out;
Line 1368 sub help_open_menu {	Line 1405 sub help_open_menu {
sub top_nav_help {	sub top_nav_help {
my ($text) = @_;	my ($text) = @_;
$text = &mt($text);	$text = &mt($text);
my $stay_on_page;	my $stay_on_page = 1;
unless ($env{'environment.remote'} eq 'on') {
$stay_on_page = 1;
}
my ($link,$banner_link);	my ($link,$banner_link);
unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {	unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {
$link = ($stay_on_page) ? "javascript:helpMenu('display')"	$link = ($stay_on_page) ? "javascript:helpMenu('display')"
Line 1401 sub help_menu_js {	Line 1436 sub help_menu_js {
&Apache::loncommon::start_page('Help Menu', undef,	&Apache::loncommon::start_page('Help Menu', undef,
{'frameset' => 1,	{'frameset' => 1,
'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 1745 RESIZE	Line 1780 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 1790 sub colorfuleditor_js {	Line 1981 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 1827 sub colorfuleditor_js {	Line 2018 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 1840 sub colorfuleditor_js {	Line 2031 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 1848 sub colorfuleditor_js {	Line 2039 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 1885 sub colorfuleditor_js {	Line 2076 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 1908 sub colorfuleditor_js {	Line 2099 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 1927 sub colorfuleditor_js {	Line 2118 sub colorfuleditor_js {
}	}
}	}

	$browse_or_search

// ]]>	// ]]>
</script>	</script>
Line 1975 sub insert_folding_button {	Line 2166 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{$key}}))) {
	if ($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($ext)}) {
	next;
	}
	}
	push(@singledirfiles,$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 2167 sub create_text_file {	Line 2481 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 2247 option_name => displayed text. An option	Line 2575 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 2260 sub select_form {	Line 2588 sub select_form {
if ($onchange) {	if ($onchange) {
$onchange = ' onchange="'.$onchange.'"';	$onchange = ' onchange="'.$onchange.'"';
}	}
my $selectform = "<select name=\"$name\" size=\"1\"$onchange>\n";	my $disabled;
	if ($readonly) {
	$disabled = ' disabled="disabled"';
	}
	my $selectform = "<select name=\"$name\" size=\"1\"$onchange$disabled>\n";
my @keys;	my @keys;
if (exists($hashref->{'select_form_order'})) {	if (exists($hashref->{'select_form_order'})) {
@keys=@{$hashref->{'select_form_order'}};	@keys=@{$hashref->{'select_form_order'}};
Line 2446 The optional $incdoms is a reference to	Line 2778 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 2467 sub select_dom_form {	Line 2799 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 2695 This is not an optimal method, but it wo	Line 3027 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 2823 sub authform_nochange {	Line 3157 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');	$result = &mt('Under your current role you are not permitted to change login settings for this user');
Line 3017 sub authform_local {	Line 3351 sub authform_local {
my ($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 3087 sub authform_filesystem {	Line 3421 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 3111 sub authform_filesystem {	Line 3445 sub authform_filesystem {
$fsyscheck.' onchange="'.$jscall.'" onclick="'.	$fsyscheck.' onchange="'.$jscall.'" onclick="'.
$jscall.'"'.$disabled.' />';	$jscall.'"'.$disabled.' />';
}	}
$autharg = '<input type="text" size="10" name="fsysarg" value=""'.	$autharg = '<input type="password" size="10" name="fsysarg" value=""'.
' onchange="'.$jscall.'"'.$disabled.' />';	' onchange="'.$jscall.'"'.$disabled.' />';
$result = &mt	$result = &mt
('[_1] Filesystem Authenticated (with initial password [_2])',	('[_1] Filesystem Authenticated (with initial password [_2])',
'<label><input type="radio" name="login" value="fsys" '.	'<label>'.$authtype,'</label>'.$autharg);
$fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'"'.$disabled.' />',	return $result;
'</label><input type="password" size="10" name="fsysarg" value="" '.	}
'onchange="'.$jscall.'"'.$disabled.' />');
	sub authform_lti {
	my %in = (
	formname => 'document.cu',
	kerb_def_dom => 'MSU.EDU',
	@_,
	);
	my ($lticheck,$result,$authtype,$autharg,$jscall,$disabled);
	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
	if ($in{'readonly'}) {
	$disabled = ' disabled="disabled"';
	}
	if (defined($in{'curr_authtype'})) {
	if ($in{'curr_authtype'} eq 'lti') {
	if ($can_assign{'lti'}) {
	$lticheck = 'checked="checked" ';
	if (defined($in{'mode'})) {
	if ($in{'mode'} eq 'modifyuser') {
	$lticheck = '';
	}
	}
	} else {
	$result = &mt('Currently LTI Authenticated.');
	return $result;
	}
	}
	} else {
	if ($authnum == 1) {
	$authtype = '<input type="hidden" name="login" value="lti" />';
	}
	}
	if (!$can_assign{'lti'}) {
	return;
	} elsif ($authtype eq '') {
	if (defined($in{'mode'})) {
	if ($in{'mode'} eq 'modifycourse') {
	if ($authnum == 1) {
	$authtype = '<input type="radio" name="login" value="lti"'.$disabled.' />';
	}
	}
	}
	}
	$jscall = "javascript:changed_radio('lti',$in{'formname'});";
	if (($authtype eq '') && (($in{'mode'} eq 'modifycourse') \|\| ($in{'curr_authtype'} ne 'lti'))) {
	$authtype = '<input type="radio" name="login" value="lti" '.
	$lticheck.' onchange="'.$jscall.'" onclick="'.
	$jscall.'"'.$disabled.' />';
	}
	$autharg = '<input type="hidden" name="ltiarg" value="" />';
	if ($authtype) {
	$result = &mt('[_1] LTI Authenticated',
	'<label>'.$authtype.'</label>'.$autharg);
	} else {
	$result = '<b>'.&mt('LTI Authenticated').'</b>'.
	$autharg;
	}
return $result;	return $result;
}	}

Line 3132 sub get_assignable_auth {	Line 3521 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 3331 sub get_related_words {	Line 3721 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 3801 category	Line 4251 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 3968 Return string with previous attempt on p	Line 4422 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 4055 sub get_previous_attempt {	Line 4509 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 ($identifier ne '') {
Line 4116 sub get_previous_attempt {	Line 4570 sub get_previous_attempt {
if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4133 sub get_previous_attempt {	Line 4587 sub get_previous_attempt {
next if ($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.':'.$id.'.rawrndseed'};
}	}
Line 4164 sub get_previous_attempt {	Line 4618 sub get_previous_attempt {
if ($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>';	$prevattempts.='<td> </td>';
}	}
Line 4180 sub get_previous_attempt {	Line 4634 sub get_previous_attempt {
if ($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 4201 sub get_previous_attempt {	Line 4661 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 4228 sub format_previous_attempt_value {	Line 4690 sub format_previous_attempt_value {
}	}
}	}
} else {	} else {
$value = &unescape($value);	$value = &HTML::Entities::encode(&unescape($value), '"<>&');
}	}
return $value;	return $value;
}	}
Line 4290 sub get_student_view {	Line 4752 sub get_student_view {
}	}
if (defined($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 4612 sub blockcheck {	Line 5077 sub blockcheck {
# boards, chat or groups, check for blocking in current course only.	# boards, chat or groups, check for blocking in current course only.

if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|	if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|
$activity eq 'groups' \|\| $activity eq 'printout') &&	$activity eq 'groups' \|\| $activity eq 'printout' \|\|
	$activity eq 'reinit' \|\| $activity eq 'alert') &&
($env{'request.course.id'})) {	($env{'request.course.id'})) {
foreach my $key (keys(%live_courses)) {	foreach my $key (keys(%live_courses)) {
if ($key ne $env{'request.course.id'}) {	if ($key ne $env{'request.course.id'}) {
Line 4718 sub blockcheck {	Line 5184 sub blockcheck {
($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));	($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
next if ($no_userblock);	next if ($no_userblock);

# Retrieve blocking times and identity of locker 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,$url);	&get_blocks($setters,$activity,$cdom,$cnum,$url);
if (($start != 0) &&	if (($start != 0) &&
Line 4807 sub get_blocks {	Line 5273 sub get_blocks {
my $end = $start + $env{'course.'.$cdom.'_'.$cnum.'.timerinterval.'.$timersymb};	my $end = $start + $env{'course.'.$cdom.'_'.$cnum.'.timerinterval.'.$timersymb};
if ($start && $end) {	if ($start && $end) {
if (($start <= time) && ($end >= time)) {	if (($start <= time) && ($end >= time)) {
unless (grep(/^\Q$block\E$/,@blockers)) {	if (ref($commblocks{$block}) eq 'HASH') {
push(@blockers,$block);	if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
$triggered{$block} = {	if ($commblocks{$block}{'blocks'}{$activity} eq 'on') {
start => $start,	unless(grep(/^\Q$block\E$/,@blockers)) {
end => $end,	push(@blockers,$block);
type => $type,	$triggered{$block} = {
};	start => $start,
	end => $end,
	type => $type,
	};
	}
	}
	}
}	}
}	}
}	}
Line 4895 sub blocking_status {	Line 5367 sub blocking_status {
my $querystring = "?activity=$activity";	my $querystring = "?activity=$activity";
# $uname and $udom decide whose portfolio the user is trying to look at	# $uname and $udom decide whose portfolio the user is trying to look at
if (($activity eq 'port') \|\| ($activity eq 'passwd')) {	if (($activity eq 'port') \|\| ($activity eq 'passwd')) {
$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);	$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);
$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);	$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);
} elsif ($activity eq 'docs') {	} elsif ($activity eq 'docs') {
$querystring .= '&url='.&HTML::Entities::encode($url,'&"');	$querystring .= '&url='.&HTML::Entities::encode($url,'&"');
Line 4923 END_MYBLOCK	Line 5395 END_MYBLOCK
$text = &mt('Printing Blocked');	$text = &mt('Printing Blocked');
} elsif ($activity eq 'passwd') {	} elsif ($activity eq 'passwd') {
$text = &mt('Password Changing Blocked');	$text = &mt('Password Changing Blocked');
	} elsif ($activity eq 'alert') {
	$text = &mt('Checking Critical Messages Blocked');
	} elsif ($activity eq 'reinit') {
	$text = &mt('Checking Course Update Blocked');
}	}
$output .= <<"END_BLOCK";	$output .= <<"END_BLOCK";
<div class='$class'>	<div class='$class'>
Line 4946 sub check_ip_acc {	Line 5422 sub check_ip_acc {
if (!defined($acc) \|\| $acc =~ /^\s$/ \|\| $acc =~/^\sno\s*$/i) {	if (!defined($acc) \|\| $acc =~ /^\s$/ \|\| $acc =~/^\sno\s*$/i) {
return 1;	return 1;
}	}
my $allowed=0;	my $allowed;
my $ip=$ENV{'REMOTE_ADDR'} \|\| $clientip \|\| $env{'request.host'};	my $ip=$ENV{'REMOTE_ADDR'} \|\| $clientip \|\| $env{'request.host'};

my $name;	my $name;
foreach my $pattern (split(',',$acc)) {	my %access = (
$pattern =~ s/^\s*//;	allowfrom => 1,
$pattern =~ s/\s*$//;	denyfrom => 0,
	);
	my @allows;
	my @denies;
	foreach my $item (split(',',$acc)) {
	$item =~ s/^\s*//;
	$item =~ s/\s*$//;
	my $pattern;
	if ($item =~ /^\!(.+)$/) {
	push(@denies,$1);
	} else {
	push(@allows,$item);
	}
	}
	my $numdenies = scalar(@denies);
	my $numallows = scalar(@allows);
	my $count = 0;
	foreach my $pattern (@denies,@allows) {
	$count ++;
	my $acctype = 'allowfrom';
	if ($count <= $numdenies) {
	$acctype = 'denyfrom';
	}
if ($pattern =~ /\*$/) {	if ($pattern =~ /\*$/) {
#35.8.*	#35.8.*
$pattern=~s/\*//;	$pattern=~s/\*//;
if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }	if ($ip =~ /^\Q$pattern\E/) { $allowed=$access{$acctype}; }
} elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {	} elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
#35.8.3.[34-56]	#35.8.3.[34-56]
my $low=$2;	my $low=$2;
Line 4964 sub check_ip_acc {	Line 5462 sub check_ip_acc {
$pattern=$1;	$pattern=$1;
if ($ip =~ /^\Q$pattern\E/) {	if ($ip =~ /^\Q$pattern\E/) {
my $last=(split(/\./,$ip))[3];	my $last=(split(/\./,$ip))[3];
if ($last <=$high && $last >=$low) { $allowed=1; }	if ($last <=$high && $last >=$low) { $allowed=$access{$acctype}; }
}	}
} elsif ($pattern =~ /^\*/) {	} elsif ($pattern =~ /^\*/) {
#*.msu.edu	#*.msu.edu
Line 4974 sub check_ip_acc {	Line 5472 sub check_ip_acc {
my $netaddr=inet_aton($ip);	my $netaddr=inet_aton($ip);
($name)=gethostbyaddr($netaddr,AF_INET);	($name)=gethostbyaddr($netaddr,AF_INET);
}	}
if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }	if ($name =~ /\Q$pattern\E$/i) { $allowed=$access{$acctype}; }
} elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {	} elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
#127.0.0.1	#127.0.0.1
if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }	if ($ip =~ /^\Q$pattern\E/) { $allowed=$access{$acctype}; }
} else {	} else {
#some.name.com	#some.name.com
if (!defined($name)) {	if (!defined($name)) {
Line 4985 sub check_ip_acc {	Line 5483 sub check_ip_acc {
my $netaddr=inet_aton($ip);	my $netaddr=inet_aton($ip);
($name)=gethostbyaddr($netaddr,AF_INET);	($name)=gethostbyaddr($netaddr,AF_INET);
}	}
if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }	if ($name =~ /\Q$pattern\E$/i) { $allowed=$access{$acctype}; }
	}
	if ($allowed =~ /^(0\|1)$/) { last; }
	}
	if ($allowed eq '') {
	if ($numdenies && !$numallows) {
	$allowed = 1;
	} else {
	$allowed = 0;
}	}
if ($allowed) { last; }
}	}
return $allowed;	return $allowed;
}	}
Line 5052 sub get_domainconf {	Line 5557 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 5321 sub CSTR_pageheader {	Line 5827 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 $target;
	if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {
	$target = ' target="_top"'; #FIXME lonpubdir: target="_parent"
	}

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="'.$formaction	.'<form name="dirs" method="post" action="'.$formaction.$target.'>'
.'" target="_top">' #FIXME lonpubdir: target="_parent"
.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);	.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);

if ($lastitem) {	if ($lastitem) {
Line 5335 sub CSTR_pageheader {	Line 5855 sub CSTR_pageheader {
.$lastitem	.$lastitem
.'</span>';	.'</span>';
}	}
$output .=
'<br />'	if ($crsauthor) {
#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />"	$output .= '</form>'.&Apache::lonmenu::constspaceform();
.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')	} else {
.'</form>'	$output .=
.&Apache::lonmenu::constspaceform()	'<br />'
.'</div>';	#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />"
	.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
	.'</form>'
	.&Apache::lonmenu::constspaceform();
	}
	$output .= '</div>';

return $output;	return $output;
}	}
Line 5383 Inputs:	Line 5908 Inputs:

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

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

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

=item * $advtoolsref, optional argument, ref to an array containing	=item * $advtoolsref, optional argument, ref to an array containing
inlineremote items to be added in "Functions" menu below	inlineremote items to be added in "Functions" menu below
Line 5404 other decorations will be returned.	Line 5930 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)=@_;

my $public;	my $public;
if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))	if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
Line 5413 sub bodytag {	Line 5939 sub bodytag {
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
my $httphost = $args->{'use_absolute'};	my $httphost = $args->{'use_absolute'};
	my $hostname = $args->{'hostname'};

$function = &get_users_function() if (!$function);	$function = &get_users_function() if (!$function);
my $img = &designparm($function.'.img',$domain);	my $img = &designparm($function.'.img',$domain);
Line 5447 sub bodytag {	Line 5974 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 ($env{'request.course.sec'}) {	if ($env{'request.course.sec'}) {
$role .= (' 'x2).'- '.&mt('section:').' '.$env{'request.course.sec'};	$role .= (' 'x2).'- '.&mt('section:').' '.$env{'request.course.sec'};
Line 5487 sub bodytag {	Line 6014 sub bodytag {
$dc_info =~ s/\s+$//;	$dc_info =~ s/\s+$//;
}	}

$role = '<span class="LC_nobreak">('.$role.')</span>' if ($role && !$env{'browser.mobile'});	my $crstype;
	if ($env{'request.course.id'}) {
if ($env{'request.state'} eq 'construct') { $forcereg=1; }	$crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
	} elsif ($args->{'crstype'}) {
	$crstype = $args->{'crstype'};
	}
my $funclist;	if (($crstype eq 'Placement') && (!$env{'request.role.adv'})) {
if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {	undef($role);
$bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions($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 5514 sub bodytag {	Line 6035 sub bodytag {
$bodytag .= Apache::lonhtmlcommon::scripttag(	$bodytag .= Apache::lonhtmlcommon::scripttag(
Apache::lonmenu::utilityfunctions($httphost), 'start');	Apache::lonmenu::utilityfunctions($httphost), 'start');

my ($left,$right) = Apache::lonmenu::primary_menu();	my ($left,$right) = Apache::lonmenu::primary_menu($crstype);

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>\|;
}	}
$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />	$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
<em>$realm</em> $dc_info</div>\|;	<em>$realm</em> $dc_info</div>\|;
return $bodytag;	return $bodytag;
}	}

Line 5536 sub bodytag {	Line 6057 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 5547 sub bodytag {	Line 6068 sub bodytag {
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');	$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
if ($env{'request.state'} eq 'construct') {	if ($env{'request.state'} eq 'construct') {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'});	$args->{'bread_crumbs'},'','',$hostname);
} elsif ($forcereg) {	} elsif ($forcereg) {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,
$args->{'group'},	$args->{'group'},
$args->{'hide_buttons'});	$args->{'hide_buttons'},
	$hostname);
} else {	} else {
my $forbodytag;	$bodytag .=
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},	$forcereg,$args->{'group'},
$args->{'bread_crumbs'},	$args->{'bread_crumbs'},
$advtoolsref,'',\$forbodytag);	$advtoolsref,'',$hostname);
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 5570 sub bodytag {	Line 6089 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 5649 sub make_attr_string {	Line 6120 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 5981 ul.LC_breadcrumb_tools_outerlist li {	Line 6445 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 6072 td.LC_menubuttons_text {	Line 6542 td.LC_menubuttons_text {
}	}

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

Line 6397 td.LC_parm_overview_restrictions {	Line 6867 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 6748 table.LC_data_table tr > td.LC_docs_entr	Line 7224 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 7045 ol.LC_primary_menu li {	Line 7526 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 7060 ol.LC_primary_menu li p span.LC_primary_	Line 7541 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 7095 ol.LC_primary_menu li:hover li, ol.LC_pr	Line 7576 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 7658 ul.LC_funclist li {	Line 8139 ul.LC_funclist li {
}	}

/*	/*
	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 7678 span.roman {font-family: serif; font-sty	Line 8169 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 7768 sub headtag {	Line 8340 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'}	&& !$args->{'only_body'}
Line 7889 OFFLOAD	Line 8461 OFFLOAD
if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= ' /';	$result .= ' /';
}	}
$result .= '>'	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
my $clientmobile;	my $clientmobile;
Line 7922 sub font_settings {	Line 8494 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 8080 $args - additional optional args support	Line 8652 $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
	will contain https://<hostname> if server uses
	https (as per hosts.tab), but request is for http
	hostname -> hostname, originally from $r->hostname(), (optional).

=back	=back

Line 8118 sub start_page {	Line 8692 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);
}	}
}	}

Line 8152 sub start_page {	Line 8726 sub start_page {
if (@advtools > 0) {	if (@advtools > 0) {
&Apache::lonmenu::advtools_crumbs(@advtools);	&Apache::lonmenu::advtools_crumbs(@advtools);
}	}
	my $ltiscope;
	if (($env{'request.course.id'}) && ($env{'request.lti.login'})) {
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	($ltiscope) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'},$cdom,$cnum);
	}
my $menulink;	my $menulink;
# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.	# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.
if (exists($args->{'bread_crumbs_nomenu'})) {	if ((exists($args->{'bread_crumbs_nomenu'})) \|\|
	($ltiscope eq 'map') \|\| ($ltiscope eq 'resource') \|\|
	((($args->{'crstype'} eq 'Placement') \|\| (($env{'request.course.id'}) &&
	($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement'))) &&
	(!$env{'request.role.adv'}))) {
$menulink = 0;	$menulink = 0;
} else {	} else {
undef($menulink);	undef($menulink);
Line 8162 sub start_page {	Line 8746 sub start_page {
#if bread_crumbs_component exists show it as headline else show only the breadcrumbs	#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
if(exists($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 $result;
}	}
Line 8317 sub modal_adhoc_inner {	Line 8896 sub modal_adhoc_inner {
my ($funcname,$width,$height,$content)=@_;	my ($funcname,$width,$height,$content)=@_;
my $innerwidth=$width-20;	my $innerwidth=$width-20;
$content=&js_ready(	$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).	&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).	&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).
$content.	$content.
&end_scrollbox().	&end_scrollbox().
Line 8394 sub end_togglebox {	Line 8973 sub end_togglebox {
}	}

sub LCprogressbar_script {	sub LCprogressbar_script {
my ($id)=@_;	my ($id,$number_to_do)=@_;
return(<<ENDPROGRESS);	if ($number_to_do) {
	return(<<ENDPROGRESS);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
\$('#progressbar$id').progressbar({	\$('#progressbar$id').progressbar({
Line 8408 sub LCprogressbar_script {	Line 8988 sub LCprogressbar_script {
// ]]>	// ]]>
</script>	</script>
ENDPROGRESS	ENDPROGRESS
	} else {
	return(<<ENDPROGRESS);
	<script type="text/javascript">
	// <![CDATA[
	\$('#progressbar$id').progressbar({
	value: false,
	create: function(event, ui) {
	\$('.ui-widget-header', this).css({'background':'#F0F0F0'});
	\$('.ui-progressbar-overlay', this).css({'margin':'0'});
	}
	});
	// ]]>
	</script>
	ENDPROGRESS
	}
}	}

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

function LCupdateProgress(percent,progresstext,id) {	function LCupdateProgress(percent,progresstext,id,maxnum) {
LCprogressTxt=progresstext;	LCprogressTxt=progresstext;
\$('#progressbar'+id).progressbar('value',percent);	if ((maxnum == '') \|\| (maxnum == undefined) \|\| (maxnum == null)) {
	\$('#progressbar'+id).find('.progress-label').text(LCprogressTxt);
	} else if (percent === \$('#progressbar'+id).progressbar( "value" )) {
	\$('#progressbar'+id).find('.pblabel').text(LCprogressTxt);
	} else {
	\$('#progressbar'+id).progressbar('value',percent);
	}
}	}
// ]]>	// ]]>
</script>	</script>
Line 8434 my $LCidcnt;	Line 9036 my $LCidcnt;
my $LCcurrentid;	my $LCcurrentid;

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

sub LCprogressbarUpdate {	sub LCprogressbarUpdate {
my ($r,$val,$text)=@_;	my ($r,$val,$text,$number_to_do)=@_;
unless ($val) {	if ($number_to_do) {
if ($LClastpercent) {	unless ($val) {
$val=$LClastpercent;	if ($LClastpercent) {
} else {	$val=$LClastpercent;
$val=0;	} else {
}	$val=0;
	}
	}
	if ($val<0) { $val=0; }
	if ($val>100) { $val=0; }
	$LClastpercent=$val;
	unless ($text) { $text=$val.'%'; }
	} else {
	$val = 'false';
}	}
if ($val<0) { $val=0; }
if ($val>100) { $val=0; }
$LClastpercent=$val;
unless ($text) { $text=$val.'%'; }
$text=&js_ready($text);	$text=&js_ready($text);
&r_print($r,<<ENDUPDATE);	&r_print($r,<<ENDUPDATE);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
LCupdateProgress($val,'$text','$LCcurrentid');	LCupdateProgress($val,'$text','$LCcurrentid','$number_to_do');
// ]]>	// ]]>
</script>	</script>
ENDUPDATE	ENDUPDATE
Line 8649 function expand_div(caller) {	Line 9268 function expand_div(caller) {

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

my $page =	my $page =
&Apache::loncommon::start_page($title).	&Apache::loncommon::start_page($title,'',\%displayargs).
'<p class="LC_error">'.$msg.'</p>'.	'<p class="LC_error">'.$msg.'</p>'.
&Apache::loncommon::end_page();	&Apache::loncommon::end_page();
if (ref($r)) {	if (ref($r)) {
Line 8962 sub get_sections {	Line 9588 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 9284 Incoming parameters:	Line 9910 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 9358 sub get_user_quota {	Line 9984 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 9507 Inputs: 7	Line 10134 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 9543 sub excess_filesize_warning {	Line 10170 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 9651 sub user_picker {	Line 10280 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 9856 sub user_rule_check {	Line 10494 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;	$checkid = 1;
Line 9867 sub user_rule_check {	Line 10505 sub user_rule_check {
if ($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.':'.$udom} = {};
Line 9937 sub user_rule_check {	Line 10575 sub user_rule_check {
if (ref($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->{$user}->{'id'} ne '') {
Line 9960 sub user_rule_check {	Line 10598 sub user_rule_check {
if (ref($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 9983 sub user_rule_check {	Line 10621 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 10285 future_reservable - ref to hash of stude	Line 10923 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 10295 future_reservable - ref to hash of stude	Line 10933 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 10354 sub get_future_slots {	Line 11014 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 10519 sub get_env_multiple {	Line 11179 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 10535 sub ask_for_embedded_content {	Line 11211 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 10542 sub ask_for_embedded_content {	Line 11221 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 10574 sub ask_for_embedded_content {	Line 11253 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 10619 sub ask_for_embedded_content {	Line 11298 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 10661 sub ask_for_embedded_content {	Line 11350 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 10736 sub ask_for_embedded_content {	Line 11438 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 10774 sub ask_for_embedded_content {	Line 11479 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 10802 sub ask_for_embedded_content {	Line 11509 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 11036 sub ask_for_embedded_content {	Line 11751 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 11055 sub clean_path {	Line 11770 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 11394 sub modify_html_refs {	Line 12109 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 11529 sub modify_html_refs {	Line 12244 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 12008 sub decompress_uploaded_file {	Line 12723 sub decompress_uploaded_file {

sub process_decompression {	sub process_decompression {
my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;	my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;
	unless (($dir_root eq '/userfiles') && ($destination =~ m{^(docs\|supplemental)/(default\|\d+)/\d+$})) {
	return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
	&mt('Unexpected file path.').'</p>'."\n";
	}
	unless (($docudom =~ /^$match_domain$/) && ($docuname =~ /^$match_courseid$/)) {
	return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
	&mt('Unexpected course context.').'</p>'."\n";
	}
	unless ($file eq &Apache::lonnet::clean_filename($file)) {
	return '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
	&mt('Filename contained unexpected characters.').'</p>'."\n";
	}
my ($dir,$error,$warning,$output);	my ($dir,$error,$warning,$output);
if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/i) {	if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/i) {
$error = &mt('Filename not a supported archive file type.').	$error = &mt('Filename not a supported archive file type.').
Line 12042 sub process_decompression {	Line 12769 sub process_decompression {
}	}
}	}
my $numskip = scalar(@to_skip);	my $numskip = scalar(@to_skip);
if (($numskip > 0) &&	my $numoverwrite = scalar(@to_overwrite);
($numskip == $env{'form.archive_itemcount'})) {	if (($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.');	$error = &mt('Directory containing archive file unavailable.');
} elsif (!$error) {	} elsif (!$error) {
my ($decompressed,$display);	my ($decompressed,$display);
if ($numskip > 0) {	if (($numskip) \|\| ($numoverwrite)) {
my $tempdir = time.'_'.$$.int(rand(10000));	my $tempdir = time.'_'.$$.int(rand(10000));
mkdir("$dir/$tempdir",0755);	mkdir("$dir/$tempdir",0755);
system("mv $dir/$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") {
system("rm -rf $dir/$tempdir/$item");	&File::Path::remove_tree("$dir/$tempdir/$item",{ safe => 1 });
	}
}	}
}	}
	foreach my $item (@to_overwrite) {
	if ((-e "$dir/$tempdir/$item") && (-e "$dir/$item")) {
	if (($item ne '') && ($item !~ /\.\./)) {
	if (-f "$dir/$item") {
	unlink("$dir/$item");
	} elsif (-d "$dir/$item") {
	&File::Path::remove_tree("$dir/$item",{ safe => 1 });
	}
	&File::Copy::move("$dir/$tempdir/$item","$dir/$item");
	}
	}
	}
	if (&File::Copy::move("$dir/$tempdir/$file","$dir/$file")) {
	&File::Path::remove_tree("$dir/$tempdir",{ safe => 1 });
	}
}	}
system("mv $dir/$tempdir/* $dir");
rmdir("$dir/$tempdir");
} else {	} else {
($decompressed,$display) =	($decompressed,$display) =
&decompress_uploaded_file($file,$dir);	&decompress_uploaded_file($file,$dir);
Line 12083 sub process_decompression {	Line 12824 sub process_decompression {
if (ref($newdirlistref) eq 'ARRAY') {	if (ref($newdirlistref) eq 'ARRAY') {
foreach my $dir_line (@{$newdirlistref}) {	foreach my $dir_line (@{$newdirlistref}) {
my ($item,undef,undef,$testdir)=split(/\&/,$dir_line,5);	my ($item,undef,undef,$testdir)=split(/\&/,$dir_line,5);
unless (($item =~ /^\.+$/) \|\| ($item eq $file) \|\|	unless (($item =~ /^\.+$/) \|\| ($item eq $file)) {
((@to_skip > 0) && (grep(/^\Q$item\E$/,@to_skip)))) {
push(@newitems,$item);	push(@newitems,$item);
if ($dirptr&$testdir) {	if ($dirptr&$testdir) {
$is_dir{$item} = 1;	$is_dir{$item} = 1;
Line 12139 sub process_decompression {	Line 12879 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'} = $i;
Line 12569 END	Line 13309 END
sub process_extracted_files {	sub process_extracted_files {
my ($context,$docudom,$docuname,$destination,$dir_root,$hiddenelem) = @_;	my ($context,$docudom,$docuname,$destination,$dir_root,$hiddenelem) = @_;
my $numitems = $env{'form.archive_count'};	my $numitems = $env{'form.archive_count'};
return unless ($numitems);	return if ((!$numitems) \|\| ($numitems =~ /\D/));
my @ids=&Apache::lonnet::current_machine_ids();	my @ids=&Apache::lonnet::current_machine_ids();
my ($prefix,$pathtocheck,$dir,$ishome,$error,$warning,%toplevelitems,%is_dir,	my ($prefix,$pathtocheck,$dir,$ishome,$error,$warning,%toplevelitems,%is_dir,
%folders,%containers,%mapinner,%prompttofetch);	%folders,%containers,%mapinner,%prompttofetch);
Line 12582 sub process_extracted_files {	Line 13322 sub process_extracted_files {
} else {	} else {
$prefix = $Apache::lonnet::perlvar{'lonDocRoot'};	$prefix = $Apache::lonnet::perlvar{'lonDocRoot'};
$pathtocheck = "$dir_root/$docudom/$docuname/$destination";	$pathtocheck = "$dir_root/$docudom/$docuname/$destination";
$dir = "$dir_root/$docudom/$docuname";	$dir = "$dir_root/$docudom/$docuname";
}	}
my $currdir = "$dir_root/$destination";	my $currdir = "$dir_root/$destination";
(my $docstype,$mapinner{'0'}) = ($destination =~ m{^(docs\|supplemental)/(\w+)/});	(my $docstype,$mapinner{'0'}) = ($destination =~ m{^(docs\|supplemental)/(\w+)/});
Line 12591 sub process_extracted_files {	Line 13331 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';	$containers{'0'}='sequence';
}	}
}	}
Line 12671 sub process_extracted_files {	Line 13411 sub process_extracted_files {
'.'.$containers{$outer},1,1);	'.'.$containers{$outer},1,1);
$newseqid{$i} = $newidx;	$newseqid{$i} = $newidx;
unless ($errtext) {	unless ($errtext) {
$result .= '<li>'.&mt('Folder: [_1] added to course',$docstitle).'</li>'."\n";	$result .= '<li>'.&mt('Folder: [_1] added to course',
	&HTML::Entities::encode($docstitle,'<>&"')).
	'</li>'."\n";
}	}
}	}
} else {	} else {
Line 12680 sub process_extracted_files {	Line 13422 sub process_extracted_files {
my $url = '/uploaded/'.$docudom.'/'.$docuname.'/'.	my $url = '/uploaded/'.$docudom.'/'.$docuname.'/'.
$docstype.'/'.$mapinner{$outer}.'/'.$newidx.'/'.	$docstype.'/'.$mapinner{$outer}.'/'.$newidx.'/'.
$title;	$title;
if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {	if (($outer !~ /\D/) && ($mapinner{$outer} !~ /\D/) && ($newidx !~ /\D/)) {
mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);	if (!-e "$prefix$dir/$docstype/$mapinner{$outer}") {
}	mkdir("$prefix$dir/$docstype/$mapinner{$outer}",0755);
if (!-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
mkdir("$prefix$dir/$docstype/$mapinner{$outer}/$newidx");
}
if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
system("mv $prefix$path $prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title");
$newdest{$i} = "$prefix$dir/$docstype/$mapinner{$outer}/$newidx";
unless ($ishome) {
my $fetch = "$newdest{$i}/$title";
$fetch =~ s/^\Q$prefix$dir\E//;
$prompttofetch{$fetch} = 1;
}	}
}	if (!-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
$LONCAPA::map::resources[$newidx]=	mkdir("$prefix$dir/$docstype/$mapinner{$outer}/$newidx");
$docstitle.':'.$url.':false:normal:res';
push(@LONCAPA::map::order, $newidx);
my ($outtext,$errtext)=
&LONCAPA::map::storemap('/uploaded/'.$docudom.'/'.
$docuname.'/'.$folders{$outer}.
'.'.$containers{$outer},1,1);
unless ($errtext) {
if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title") {
$result .= '<li>'.&mt('File: [_1] added to course',$docstitle).'</li>'."\n";
}	}
	if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx") {
	if (rename("$prefix$path","$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title")) {
	$newdest{$i} = "$prefix$dir/$docstype/$mapinner{$outer}/$newidx";
	unless ($ishome) {
	my $fetch = "$newdest{$i}/$title";
	$fetch =~ s/^\Q$prefix$dir\E//;
	$prompttofetch{$fetch} = 1;
	}
	}
	}
	$LONCAPA::map::resources[$newidx]=
	$docstitle.':'.$url.':false:normal:res';
	push(@LONCAPA::map::order, $newidx);
	my ($outtext,$errtext)=
	&LONCAPA::map::storemap('/uploaded/'.$docudom.'/'.
	$docuname.'/'.$folders{$outer}.
	'.'.$containers{$outer},1,1);
	unless ($errtext) {
	if (-e "$prefix$dir/$docstype/$mapinner{$outer}/$newidx/$title") {
	$result .= '<li>'.&mt('File: [_1] added to course',
	&HTML::Entities::encode($docstitle,'<>&"')).
	'</li>'."\n";
	}
	}
	} else {
	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',
	&HTML::Entities::encode($path,'<>&"')).'<br />';
}	}
}	}
}	}
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',
	&HTML::Entities::encode($path,'<>&"')).'<br />';
}	}
}	}
for (my $i=1; $i<=$numitems; $i++) {	for (my $i=1; $i<=$numitems; $i++) {
Line 12733 sub process_extracted_files {	Line 13484 sub process_extracted_files {
}	}
if ($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{$i}}";
Line 12772 sub process_extracted_files {	Line 13523 sub process_extracted_files {
}	}
if ($fullpath ne '') {	if ($fullpath ne '') {
if (-e "$prefix$path") {	if (-e "$prefix$path") {
system("mv $prefix$path $fullpath/$title");	unless (rename("$prefix$path","$fullpath/$title")) {
	$warning .= &mt('Failed to rename dependency').'<br />';
	}
}	}
if (-e "$fullpath/$title") {	if (-e "$fullpath/$title") {
my $showpath;	my $showpath;
Line 12780 sub process_extracted_files {	Line 13533 sub process_extracted_files {
$showpath = "$relpath/$title";	$showpath = "$relpath/$title";
} else {	} else {
$showpath = "/$title";	$showpath = "/$title";
	}
	$result .= '<li>'.&mt('[_1] included as a dependency',
	&HTML::Entities::encode($showpath,'<>&"')).
	'</li>'."\n";
	unless ($ishome) {
	my $fetch = "$fullpath/$title";
	$fetch =~ s/^\Q$prefix$dir\E//;
	$prompttofetch{$fetch} = 1;
}	}
$result .= '<li>'.&mt('[_1] included as a dependency',$showpath).'</li>'."\n";
}
unless ($ishome) {
my $fetch = "$fullpath/$title";
$fetch =~ s/^\Q$prefix$dir\E//;
$prompttofetch{$fetch} = 1;
}	}
}	}
}	}
} elsif ($env{'form.archive_'.$referrer{$i}} eq 'discard') {	} elsif ($env{'form.archive_'.$referrer{$i}} eq 'discard') {
$warning .= &mt('[_1] is a dependency of [_2], which was discarded.',	$warning .= &mt('[_1] is a dependency of [_2], which was discarded.',
$path,$env{'form.archive_content_'.$referrer{$i}}).'<br />';	&HTML::Entities::encode($path,'<>&"'),
	&HTML::Entities::encode($env{'form.archive_content_'.$referrer{$i}},'<>&"')).
	'<br />';
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',
	&HTML::Entities::encode($path)).'<br />';
}	}
}	}
if (keys(%todelete)) {	if (keys(%todelete)) {
Line 13069 sub upfile_store {	Line 13827 sub upfile_store {
$env{'form.upfile'}=~s/\n+/\n/gs;	$env{'form.upfile'}=~s/\n+/\n/gs;
$env{'form.upfile'}=~s/\n+$//gs;	$env{'form.upfile'}=~s/\n+$//gs;

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

{	{
my $datafile = $r->dir_config('lonDaemons').	my $datafile = $r->dir_config('lonDaemons').
'/tmp/'.$datatoken.'.tmp';	'/tmp/'.$datatoken.'.tmp';
Line 13084 sub upfile_store {	Line 13845 sub upfile_store {

=pod	=pod

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

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

=cut	=cut

sub load_tmp_file {	sub load_tmp_file {
my $r=shift;	my ($r,$datatoken) = @_;
	return if ($datatoken eq '');
my @studentdata=();	my @studentdata=();
{	{
my $studentfile = $r->dir_config('lonDaemons').	my $studentfile = $r->dir_config('lonDaemons').
'/tmp/'.$env{'form.datatoken'}.'.tmp';	'/tmp/'.$datatoken.'.tmp';
if ( open(my $fh,"<$studentfile") ) {	if ( open(my $fh,"<$studentfile") ) {
@studentdata=<$fh>;	@studentdata=<$fh>;
close($fh);	close($fh);
Line 13106 sub load_tmp_file {	Line 13868 sub load_tmp_file {
$env{'form.upfile'}=join('',@studentdata);	$env{'form.upfile'}=join('',@studentdata);
}	}

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

=pod	=pod

=item * &upfile_record_sep()	=item * &upfile_record_sep()
Line 13985 generated by lonerrorhandler.pm, CHECKRP	Line 14755 generated by lonerrorhandler.pm, CHECKRP
lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.	lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.

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

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

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

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

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

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


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

=back	=back
Line 14003 Returns: comma separated list of address	Line 14780 Returns: comma separated list of address
############################################################	############################################################
############################################################	############################################################
sub build_recipient_list {	sub build_recipient_list {
my ($defmail,$mailing,$defdom,$origmail) = @_;	my ($defmail,$mailing,$defdom,$origmail,$requname,$requdom,$reqemail) = @_;
my @recipients;	my @recipients;
my ($otheremails,$lastresort,$allbcc,$addtext);	my ($otheremails,$lastresort,$allbcc,$addtext);
my %domconfig =	my %domconfig =
Line 14044 sub build_recipient_list {	Line 14821 sub build_recipient_list {
} elsif ($origmail ne '') {	} elsif ($origmail ne '') {
$lastresort = $origmail;	$lastresort = $origmail;
}	}
	if ($mailing eq 'helpdeskmail') {
	if ((ref($domconfig{'contacts'}{'overrides'}) eq 'HASH') &&
	(keys(%{$domconfig{'contacts'}{'overrides'}}))) {
	my ($inststatus,$inststatus_checked);
	if (($env{'user.name'} ne '') && ($env{'user.domain'} ne '') &&
	($env{'user.domain'} ne 'public')) {
	$inststatus_checked = 1;
	$inststatus = $env{'environment.inststatus'};
	}
	unless ($inststatus_checked) {
	if (($requname ne '') && ($requdom ne '')) {
	if (($requname =~ /^$match_username$/) &&
	($requdom =~ /^$match_domain$/) &&
	(&Apache::lonnet::domain($requdom))) {
	my $requhome = &Apache::lonnet::homeserver($requname,
	$requdom);
	unless ($requhome eq 'no_host') {
	my %userenv = &Apache::lonnet::userenvironment($requdom,$requname,'inststatus');
	$inststatus = $userenv{'inststatus'};
	$inststatus_checked = 1;
	}
	}
	}
	}
	unless ($inststatus_checked) {
	if ($reqemail =~ /^[^\@]+\@[^\@]+$/) {
	my %srch = (srchby => 'email',
	srchdomain => $defdom,
	srchterm => $reqemail,
	srchtype => 'exact');
	my %srch_results = &Apache::lonnet::usersearch(\%srch);
	foreach my $uname (keys(%srch_results)) {
	if (ref($srch_results{$uname}{'inststatus'}) eq 'ARRAY') {
	$inststatus = join(',',@{$srch_results{$uname}{'inststatus'}});
	$inststatus_checked = 1;
	last;
	}
	}
	unless ($inststatus_checked) {
	my ($dirsrchres,%srch_results) = &Apache::lonnet::inst_directory_query(\%srch);
	if ($dirsrchres eq 'ok') {
	foreach my $uname (keys(%srch_results)) {
	if (ref($srch_results{$uname}{'inststatus'}) eq 'ARRAY') {
	$inststatus = join(',',@{$srch_results{$uname}{'inststatus'}});
	$inststatus_checked = 1;
	last;
	}
	}
	}
	}
	}
	}
	if ($inststatus ne '') {
	foreach my $status (split(/\:/,$inststatus)) {
	if (ref($domconfig{'contacts'}{'overrides'}{$status}) eq 'HASH') {
	my @contacts = ('adminemail','supportemail');
	foreach my $item (@contacts) {
	if ($domconfig{'contacts'}{'overrides'}{$status}{$item}) {
	my $addr = $domconfig{'contacts'}{'overrides'}{$status};
	if (!grep(/^\Q$addr\E$/,@recipients)) {
	push(@recipients,$addr);
	}
	}
	}
	$otheremails = $domconfig{'contacts'}{'overrides'}{$status}{'others'};
	if ($domconfig{'contacts'}{'overrides'}{$status}{'bcc'}) {
	my @bccs = split(/,/,$domconfig{'contacts'}{'overrides'}{$status}{'bcc'});
	my @ok_bccs;
	foreach my $bcc (@bccs) {
	$bcc =~ s/^\s+//g;
	$bcc =~ s/\s+$//g;
	if ($bcc =~ m/^[^\@]+\@[^\@]+$/) {
	if (!(grep(/^\Q$bcc\E$/,@ok_bccs))) {
	push(@ok_bccs,$bcc);
	}
	}
	}
	if (@ok_bccs > 0) {
	$allbcc = join(', ',@ok_bccs);
	}
	}
	$addtext = $domconfig{'contacts'}{'overrides'}{$status}{'include'};
	last;
	}
	}
	}
	}
	}
} elsif ($origmail ne '') {	} elsif ($origmail ne '') {
$lastresort = $origmail;	$lastresort = $origmail;
}	}
	if (($mailing eq 'helpdeskmail') && ($lastresort ne '')) {
if (($mailing eq 'helpdesk') && ($lastresort ne '')) {
unless (grep(/^\Q$defdom\E$/,&Apache::lonnet::current_machine_domains())) {	unless (grep(/^\Q$defdom\E$/,&Apache::lonnet::current_machine_domains())) {
my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};	my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
my $machinedom = $Apache::lonnet::perlvar{'lonDefDomain'};	my $machinedom = $Apache::lonnet::perlvar{'lonDefDomain'};
Line 14128 sub build_recipient_list {	Line 14992 sub build_recipient_list {
}	}
}	}
}	}
if ($mailing eq 'helpdesk') {	if ($mailing eq 'helpdeskmail') {
if ((!@recipients) && ($lastresort ne '')) {	if ((!@recipients) && ($lastresort ne '')) {
push(@recipients,$lastresort);	push(@recipients,$lastresort);
}	}
Line 14150 sub build_recipient_list {	Line 15014 sub build_recipient_list {

=pod	=pod

	=over 4

	=item * &mime_email()

	Sends an email with a possible attachment

	Inputs:

	=over 4

	from - Sender's email address

	to - Email address of recipient

	subject - Subject of email

	body - Body of email

	cc_string - Carbon copy email address

	bcc - Blind carbon copy email address

	type - File type of attachment

	attachment_path - Path of file to be attached

	file_name - Name of file to be attached

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

	=back

	=back

	=cut

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

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

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

	=pod

=head1 Course Catalog Routines	=head1 Course Catalog Routines

=over 4	=over 4
Line 14252 sub extract_categories {	Line 15197 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 = $name;
}	}
Line 14393 sub assign_categories_table {	Line 15340 sub assign_categories_table {
next if ($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 14407 sub assign_categories_table {	Line 15356 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 14637 sub commit_studentrole {	Line 15588 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.$linefeed;
Line 14716 sub check_clone {	Line 15667 sub check_clone {
my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});	my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
if ($clonedesc{'type'} ne 'Community') {	if ($clonedesc{'type'} ne 'Community') {
$clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});	$clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
return ($can_clone, $clonemsg, $cloneid, $clonehome);	return ($can_clone, $clonemsg, $cloneid, $clonehome);
}	}
}	}
Line 14734 sub check_clone {	Line 15685 sub check_clone {
if ($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 14753 sub check_clone {	Line 15704 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 $cloner (@cloners) {
Line 14792 sub check_clone {	Line 15743 sub check_clone {
if ($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 14809 sub check_clone {	Line 15760 sub check_clone {
$clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});	$clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
} else {	} else {
$clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});	$clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
}	}
}	}
}	}
}	}
Line 14846 sub construct_course {	Line 15797 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 14863 sub construct_course {	Line 15819 sub construct_course {
# Utils::Course. This needs to at least be output as a comment	# Utils::Course. This needs to at least be output as a comment
# if anyone ever decides to not show this, and Utils::Course::new	# if anyone ever decides to not show this, and Utils::Course::new
# will need to be suitably modified.	# will need to be suitably modified.
$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;	$outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$showncrstype,$$courseid).$linefeed;
if ($$courseid =~ /^error:/) {	if ($$courseid =~ /^error:/) {
return (0,$outcome);	return (0,$outcome);
}	}
Line 14883 sub construct_course {	Line 15839 sub construct_course {
# Do the cloning	# Do the cloning
#	#
if ($can_clone && $cloneid) {	if ($can_clone && $cloneid) {
$clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);	$clonemsg = &mt('Cloning [_1] from [_2]',$showncrstype,$clonehome);
if ($context ne 'auto') {	if ($context ne 'auto') {
$clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';	$clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
}	}
Line 15051 sub construct_course {	Line 16007 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;	$args->{'endaccess'} = 0;
Line 15120 sub construct_course {	Line 16076 sub construct_course {
if (ref($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 15192 sub construct_course {	Line 16148 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,$outcome);	return (1,$outcome);
}	}

Line 15205 sub make_unique_code {	Line 16185 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 15252 sub generate_code {	Line 16232 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 15271 sub group_term {	Line 16250 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 15368 sub init_user_environment {	Line 16350 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 15391 sub init_user_environment {	Line 16371 sub init_user_environment {
}	}
if (!$cookie) { $cookie="publicuser_$oldest"; }	if (!$cookie) { $cookie="publicuser_$oldest"; }
} else {	} else {
# if this isn't a robot, kill any existing non-robot sessions	# See if old ID present, if so, remove if this isn't a robot,
	# killing any existing non-robot sessions
if (!$args->{'robot'}) {	if (!$args->{'robot'}) {
opendir(DIR,$lonids);	opendir(DIR,$lonids);
while ($filename=readdir(DIR)) {	while ($filename=readdir(DIR)) {
if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {	if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
unlink($lonids.'/'.$filename);	if ($ENV{'SERVER_PORT'} == 443) {
	my $linkedfile;
	if (tie(my %oldenv,'GDBM_File',"$lonids/$cookie.id",
	&GDBM_READER(),0640)) {
	if (exists($oldenv{'user.linkedenv'})) {
	$linkedfile = $oldenv{'user.linkedenv'};
	}
	untie(%oldenv);
	}
	if (unlink($lonids.'/'.$filename)) {
	if ($linkedfile =~ /^[a-f0-9]+_linked\.id$/) {
	unlink($lonids.'/'.$linkedfile);
	}
	}
	} else {
	unlink($lonids.'/'.$filename);
	}
}	}
}	}
closedir(DIR);	closedir(DIR);
Line 15431 sub init_user_environment {	Line 16428 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 15503 sub init_user_environment {	Line 16499 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 15517 sub init_user_environment {	Line 16513 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 15628 and quotacheck.pl	Line 16652 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 15649 cloneruname - username of owner of new c	Line 16673 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 15752 sub build_filters {	Line 16776 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 15768 sub build_filters {	Line 16796 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 15776 sub build_filters {	Line 16806 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>";	$typeselectform.="</select>";
}	}
Line 15803 sub build_filters {	Line 16839 sub build_filters {
if (exists($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 15932 $typeelement	Line 16968 $typeelement
return $jscript.$clonewarning.$output;	return $jscript.$clonewarning.$output;
}	}

=pod	=pod

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

Line 15947 item - name of form element (sincefilter	Line 16983 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 15984 page load completion for page showing se	Line 17020 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 16023 to retrieve a hash for which keys are co	Line 17059 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 16035 cloneruname - optional username of new c	Line 17071 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 16045 cc_clone - escaped comma separated list	Line 17081 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 16172 $required - LON-CAPA version needed by c	Line 17208 $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 16286 Inputs:	Line 17322 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 16294 Returns: an array; first element is:	Line 17330 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 16304 Returns: an array; first element is:	Line 17340 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 16325 sub needs_coursereinit {	Line 17361 sub needs_coursereinit {
$interval = 600;	$interval = 600;
}	}
if (($now-$env{'request.course.timechecked'})>$interval) {	if (($now-$env{'request.course.timechecked'})>$interval) {
my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
&Apache::lonnet::appenv({'request.course.timechecked'=>$now});	&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
	my $blocked = &blocking_status('reinit',$cnum,$cdom,undef,1);
	if ($blocked) {
	return ();
	}
	my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
if ($lastchange > $env{'request.course.tied'}) {	if ($lastchange > $env{'request.course.tied'}) {
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
if ($curr_reqd_hash{'internal.releaserequired'} ne '') {	if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
Line 16352 sub update_content_constraints {	Line 17392 sub update_content_constraints {
my ($cdom,$cnum,$chome,$cid) = @_;	my ($cdom,$cnum,$chome,$cid) = @_;
my %curr_reqd_hash = &Apache::lonnet::userenvironment($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{$key}));
Line 16377 sub update_content_constraints {	Line 17429 sub update_content_constraints {
($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 $suppmap = 'supplemental.sequence';
	my ($suppcount,$supptools,$errors) = (0,0,0);
	($suppcount,$supptools,$errors) = &recurse_supplemental($cnum,$cdom,$suppmap,
	$suppcount,$supptools,$errors);
	if ($supptools) {
	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 16435 sub parse_supplemental_title {	Line 17503 sub parse_supplemental_title {
}	}

sub recurse_supplemental {	sub recurse_supplemental {
my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;	my ($cnum,$cdom,$suppmap,$numfiles,$numexttools,$errors) = @_;
if ($suppmap) {	if ($suppmap) {
my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);	my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);
if ($fatal) {	if ($fatal) {
Line 16446 sub recurse_supplemental {	Line 17514 sub recurse_supplemental {
my ($title,$src,$ext,$type,$status)=split(/\:/,$res);	my ($title,$src,$ext,$type,$status)=split(/\:/,$res);
if (($src ne '') && ($status eq 'res')) {	if (($src ne '') && ($status eq 'res')) {
if ($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,$errors);	($numfiles,$numexttools,$errors) = &recurse_supplemental($cnum,$cdom,$1,
	$numfiles,$numexttools,$errors);
} else {	} else {
	if ($src =~ m{^/adm/$cdom/$cnum/\d+/ext\.tool$}) {
	$numexttools ++;
	}
$numfiles ++;	$numfiles ++;
}	}
}	}
Line 16455 sub recurse_supplemental {	Line 17527 sub recurse_supplemental {
}	}
}	}
}	}
return ($numfiles,$errors);	return ($numfiles,$numexttools,$errors);
}	}

sub symb_to_docspath {	sub symb_to_docspath {
Line 16531 sub symb_to_docspath {	Line 17603 sub symb_to_docspath {
sub captcha_display {	sub captcha_display {
my ($context,$lonhost) = @_;	my ($context,$lonhost) = @_;
my ($output,$error);	my ($output,$error);
my ($captcha,$pubkey,$privkey,$version) =	my ($captcha,$pubkey,$privkey,$version) =
&get_captcha_config($context,$lonhost);	&get_captcha_config($context,$lonhost);
if ($captcha eq 'original') {	if ($captcha eq 'original') {
$output = &create_captcha();	$output = &create_captcha();
Line 16602 sub get_captcha_config {	Line 17674 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 16684 sub create_recaptcha {	Line 17756 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 $captcha_chk;
if ($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 => $ENV{'REMOTE_ADDR'},	remoteip => $ENV{'REMOTE_ADDR'},
);	);
my $response = $ua->post('https://www.google.com/recaptcha/api/siteverify',\%info);	my $request=new HTTP::Request('POST','https://www.google.com/recaptcha/api/siteverify');
	$request->content(join('&',map {
	my $name = escape($_);
	"$name=" . ( ref($info{$_}) eq 'ARRAY'
	? join("&$name=", map {escape($_) } @{$info{$_}})
	: &escape($info{$_}) );
	} keys(%info)));
	my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',10,1);
if ($response->is_success) {	if ($response->is_success) {
my $data = JSON::DWIW->from_json($response->decoded_content);	my $data = JSON::DWIW->from_json($response->decoded_content);
if (ref($data) eq 'HASH') {	if (ref($data) eq 'HASH') {
Line 16761 sub cleanup_html {	Line 17838 sub cleanup_html {

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

Line 16829 sub des_decrypt {	Line 17922 sub des_decrypt {
return $plaintext;	return $plaintext;
}	}

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

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

1;	1;
__END__;	__END__;

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

Removed from v.1.1075.2.127.4.1
changed lines
	Added in v.1.1313