loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.657 and 1.692.4.3

version 1.657, 2008/05/29 19:35:53	version 1.692.4.3, 2009/05/21 15:43:52
Line 61 use POSIX qw(strftime mktime);	Line 61 use POSIX qw(strftime mktime);
use Apache::lonmenu();	use Apache::lonmenu();
use Apache::lonenc();	use Apache::lonenc();
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonnet();
use HTML::Entities;	use HTML::Entities;
use Apache::lonhtmlcommon();	use Apache::lonhtmlcommon();
use Apache::loncoursedata();	use Apache::loncoursedata();
Line 68 use Apache::lontexconvert();	Line 69 use Apache::lontexconvert();
use Apache::lonclonecourse();	use Apache::lonclonecourse();
use LONCAPA qw(:DEFAULT :match);	use LONCAPA qw(:DEFAULT :match);
use DateTime::TimeZone;	use DateTime::TimeZone;
	use DateTime::Locale::Catalog;

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 151 sub ssi_with_retries {	Line 153 sub ssi_with_retries {

# ----------------------------------------------- Filetypes/Languages/Copyright	# ----------------------------------------------- Filetypes/Languages/Copyright
my %language;	my %language;
my %timezone;
my %supported_language;	my %supported_language;
my %cprtag;	my %cprtag;
my %scprtag;	my %scprtag;
Line 194 BEGIN {	Line 195 BEGIN {
close($fh);	close($fh);
}	}
}	}
# ------------------------------------------------------------------- timezones
{
my $timetabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/timezone.tab';
if ( open(my $fh,"<$timetabfile") ) {
while (my $line = <$fh>) {
next if ($line=~/^\#/);
chomp($line);
my $value=$line;
$value=~s/\_/ /g;
$timezone{$line}=$value;
}
close($fh);
}
}

# ------------------------------------------------------------------ copyrights	# ------------------------------------------------------------------ copyrights
{	{
my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.	my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
Line 421 sub studentbrowser_javascript {	Line 406 sub studentbrowser_javascript {
\|\| ($env{'request.role'}=~/^(au\|dc\|su)/)	\|\| ($env{'request.role'}=~/^(au\|dc\|su)/)
) { return ''; }	) { return ''; }
return (<<'ENDSTDBRW');	return (<<'ENDSTDBRW');
<script type="text/javascript" language="Javascript" >	<script type="text/javascript" language="Javascript">
var stdeditbrowser;	var stdeditbrowser;
function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {	function openstdbrowser(formname,uname,udom,roleflag,ignorefilter,courseadvonly) {
var url = '/adm/pickstudent?';	var url = '/adm/pickstudent?';
var filter;	var filter;
if (!ignorefilter) {	if (!ignorefilter) {
Line 437 sub studentbrowser_javascript {	Line 422 sub studentbrowser_javascript {
url += 'form=' + formname + '&unameelement='+uname+	url += 'form=' + formname + '&unameelement='+uname+
'&udomelement='+udom;	'&udomelement='+udom;
if (roleflag) { url+="&roles=1"; }	if (roleflag) { url+="&roles=1"; }
	if (courseadvonly) { url+="&courseadvonly=1"; }
var title = 'Student_Browser';	var title = 'Student_Browser';
var options = 'scrollbars=1,resizable=1,menubar=0';	var options = 'scrollbars=1,resizable=1,menubar=0';
options += ',width=700,height=600';	options += ',width=700,height=600';
Line 448 ENDSTDBRW	Line 434 ENDSTDBRW
}	}

sub selectstudent_link {	sub selectstudent_link {
my ($form,$unameele,$udomele)=@_;	my ($form,$unameele,$udomele,$courseadvonly)=@_;
	my $callargs = "'".$form."','".$unameele."','".$udomele."'";
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})	if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
&& !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.	&& !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
'/'.$env{'request.course.sec'})) {	'/'.$env{'request.course.sec'})) {
return '';	return '';
}	}
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.	if ($courseadvonly) {
'","'.$udomele.'");'."'>".&mt('Select User')."</a>";	$callargs .= ",'',1,1";
	}
	return '<span class="LC_nobreak">'.
	'<a href="javascript:openstdbrowser('.$callargs.');">'.
	&mt('Select User').'</a></span>';
}	}
if ($env{'request.role'}=~/^(au\|dc\|su)/) {	if ($env{'request.role'}=~/^(au\|dc\|su)/) {
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.	$callargs .= ",1";
'","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";	return '<span class="LC_nobreak">'.
	'<a href="javascript:openstdbrowser('.$callargs.');">'.
	&mt('Select User').'</a></span>';
}	}
return '';	return '';
}	}
Line 488 sub coursebrowser_javascript {	Line 481 sub coursebrowser_javascript {
my ($domainfilter,$sec_element,$formname)=@_;	my ($domainfilter,$sec_element,$formname)=@_;
my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');	my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
my $output = '	my $output = '
<script type="text/javascript">	<script type="text/javascript" language="JavaScript">
var stdeditbrowser;'."\n";	var stdeditbrowser;'."\n";
$output .= <<"ENDSTDBRW";	$output .= <<"ENDSTDBRW";
function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {	function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
Line 617 function setSect(sectionlist) {	Line 610 function setSect(sectionlist) {

sub selectcourse_link {	sub selectcourse_link {
my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;	my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.	return '<span class="LC_nobreak">'
'","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";	."<a href='"
	.'javascript:opencrsbrowser("'.$form.'","'.$unameele
	.'","'.$udomele.'","'.$desc.'","'.$extra_element
	.'","'.$multflag.'","'.$selecttype.'");'
	."'>".&mt('Select Course').'</a>'
	.'</span>';
}	}

sub selectauthor_link {	sub selectauthor_link {
Line 653 ENDSCRT	Line 651 ENDSCRT
}	}

sub select_timezone {	sub select_timezone {
my ($name,$selected,$onchange)=@_;	my ($name,$selected,$onchange,$includeempty)=@_;
my $output="<select name='$name' $onchange>\n";	my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
	if ($includeempty) {
	$output .= '<option value=""';
	if (($selected eq '') \|\| ($selected eq 'local')) {
	$output .= ' selected="selected" ';
	}
	$output .= '> </option>';
	}
my @timezones = DateTime::TimeZone->all_names;	my @timezones = DateTime::TimeZone->all_names;
foreach my $tzone (@timezones) {	foreach my $tzone (@timezones) {
$output.= '<option value="'.$tzone.'"';	$output.= '<option value="'.$tzone.'"';
Line 667 sub select_timezone {	Line 672 sub select_timezone {
return $output;	return $output;
}	}

	sub select_datelocale {
	my ($name,$selected,$onchange,$includeempty)=@_;
	my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
	if ($includeempty) {
	$output .= '<option value=""';
	if ($selected eq '') {
	$output .= ' selected="selected" ';
	}
	$output .= '> </option>';
	}
	my (@possibles,%locale_names);
	my @locales = DateTime::Locale::Catalog::Locales;
	foreach my $locale (@locales) {
	if (ref($locale) eq 'HASH') {
	my $id = $locale->{'id'};
	if ($id ne '') {
	my $en_terr = $locale->{'en_territory'};
	my $native_terr = $locale->{'native_territory'};
	my @languages = &Apache::lonlocal::preferred_languages();
	if (grep(/^en$/,@languages) \|\| !@languages) {
	if ($en_terr ne '') {
	$locale_names{$id} = '('.$en_terr.')';
	} elsif ($native_terr ne '') {
	$locale_names{$id} = $native_terr;
	}
	} else {
	if ($native_terr ne '') {
	$locale_names{$id} = $native_terr.' ';
	} elsif ($en_terr ne '') {
	$locale_names{$id} = '('.$en_terr.')';
	}
	}
	push (@possibles,$id);
	}
	}
	}
	foreach my $item (sort(@possibles)) {
	$output.= '<option value="'.$item.'"';
	if ($item eq $selected) {
	$output.=' selected="selected"';
	}
	$output.=">$item";
	if ($locale_names{$item} ne '') {
	$output.=" $locale_names{$item}</option>\n";
	}
	$output.="</option>\n";
	}
	$output.="</select>";
	return $output;
	}

	sub select_language {
	my ($name,$selected,$includeempty) = @_;
	my %langchoices;
	if ($includeempty) {
	%langchoices = ('' => 'No language preference');
	}
	foreach my $id (&languageids()) {
	my $code = &supportedlanguagecode($id);
	if ($code) {
	$langchoices{$code} = &plainlanguagedescription($id);
	}
	}
	return &select_form($selected,$name,%langchoices);
	}

=pod	=pod

=item * &linked_select_forms(...)	=item * &linked_select_forms(...)
Line 753 sub linked_select_forms {	Line 824 sub linked_select_forms {
my $first = "document.$formname.$firstselectname";	my $first = "document.$formname.$firstselectname";
# output the javascript to do the changing	# output the javascript to do the changing
my $result = '';	my $result = '';
$result.="<script type=\"text/javascript\">\n";	$result.='<script type="text/javascript" language="JavaScript">'."\n";
$result.="var select2data = new Object();\n";	$result.="var select2data = new Object();\n";
$" = '","';	$" = '","';
my $debug = '';	my $debug = '';
Line 883 sub help_open_topic {	Line 954 sub help_open_topic {
if ($text ne "") {	if ($text ne "") {
$template .=	$template .=
"<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".	"<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
"<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";	"<td bgcolor='#5555FF'><span class=\"LC_nobreak\"><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
}	}

# Add the graphic	# Add the graphic
my $title = &mt('Online Help');	my $title = &mt('Online Help');
my $helpicon=&lonhttpdurl("/res/adm/pages/help.png");	my $helpicon=&lonhttpdurl("/adm/help/help.png");
$template .= <<"ENDTEMPLATE";	$template .= '<a target="_top" href="'.$link.'" title="'.$title.'">'.
<a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>	'<img src="'.$helpicon.'" border="0" alt="'.&mt('Help: [_1]',$topic).
ENDTEMPLATE	'" title="'.$title.'" /></a>';
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') {
	$template.='</span></td></tr></table>';
	}
return $template;	return $template;

}	}
Line 900 ENDTEMPLATE	Line 973 ENDTEMPLATE
# This is a quicky function for Latex cheatsheet editing, since it	# This is a quicky function for Latex cheatsheet editing, since it
# appears in at least four places	# appears in at least four places
sub helpLatexCheatsheet {	sub helpLatexCheatsheet {
my $other = shift;	my ($topic,$text,$not_author) = @_;
	my $out;
my $addOther = '';	my $addOther = '';
if ($other) {	if ($topic) {
$addOther = Apache::loncommon::help_open_topic($other, shift,	$addOther = &Apache::loncommon::help_open_topic($topic,$text,
undef, undef, 600) .	undef, undef, 600) .
'</td><td>';	'</td><td>';
}	}
return '<table><tr><td>'.	$out = '<table><tr><td>'.
$addOther .	$addOther .
&Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),	&Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
undef,undef,600)	undef,undef,600).
.'</td><td>'.	'</td><td>'.
&Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),	&Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
undef,undef,600)	undef,undef,600).
.'</td></tr></table>';	'</td>';
	unless ($not_author) {
	$out .= '<td>'.
	&Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
	undef,undef,600).
	'</td>';
	}
	$out .= '</tr></table>';
	return $out;
}	}

sub general_help {	sub general_help {
Line 923 sub general_help {	Line 1005 sub general_help {
$helptopic='Authoring_Intro';	$helptopic='Authoring_Intro';
} elsif ($env{'request.role'}=~/^cc/) {	} elsif ($env{'request.role'}=~/^cc/) {
$helptopic='Course_Coordination_Intro';	$helptopic='Course_Coordination_Intro';
	} elsif ($env{'request.role'}=~/^dc/) {
	$helptopic='Domain_Coordination_Intro';
}	}
return $helptopic;	return $helptopic;
}	}
Line 1512 sub create_text_file {	Line 1596 sub create_text_file {
$fh = Apache::File->new('>/home/httpd'.$filename);	$fh = Apache::File->new('>/home/httpd'.$filename);
if (! defined($fh)) {	if (! defined($fh)) {
$r->log_error("Couldn't open $filename for output $!");	$r->log_error("Couldn't open $filename for output $!");
$r->print("Problems occured in creating the output file. ".	$r->print(&mt('Problems occurred in creating the output file. '
"This error has been logged. ".	.'This error has been logged. '
"Please alert your LON-CAPA administrator.");	.'Please alert your LON-CAPA administrator.'));
}	}
return ($fh,$filename)	return ($fh,$filename)
}	}
Line 1581 sub multiple_select_form {	Line 1665 sub multiple_select_form {
$size = scalar(keys(%$hash));	$size = scalar(keys(%$hash));
}	}
}	}
$output.="\n<select name='$name' size='$size' multiple='1'>";	$output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
my @order;	my @order;
if (ref($order) eq 'ARRAY') {	if (ref($order) eq 'ARRAY') {
@order = @{$order};	@order = @{$order};
Line 1638 sub select_form {	Line 1722 sub select_form {
sub display_filter {	sub display_filter {
if (!$env{'form.show'}) { $env{'form.show'}=10; }	if (!$env{'form.show'}) { $env{'form.show'}=10; }
if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }	if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
return '<nobr><label>'.&mt('Records [_1]',	return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
&Apache::lonmeta::selectbox('show',$env{'form.show'},undef,	&Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
(&mt('all'),10,20,50,100,1000,10000))).	(&mt('all'),10,20,50,100,1000,10000))).
'</label></nobr> <nobr>'.	'</label></span> <span class="LC_nobreak">'.
&mt('Filter [_1]',	&mt('Filter [_1]',
&select_form($env{'form.displayfilter'},	&select_form($env{'form.displayfilter'},
'displayfilter',	'displayfilter',
('currentfolder' => 'Current folder/page',	('currentfolder' => 'Current folder/page',
'containing' => 'Containing phrase',	'containing' => 'Containing phrase',
'none' => 'None'))).	'none' => 'None'))).
'<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';	'<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
}	}

sub gradeleveldescription {	sub gradeleveldescription {
Line 1692 sub select_level_form {	Line 1776 sub select_level_form {

=pod	=pod

=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)	=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)

Returns a string containing a <select name='$name' size='1'> form to	Returns a string containing a <select name='$name' size='1'> form to
allow a user to select the domain to preform an operation in.	allow a user to select the domain to preform an operation in.
Line 1701 See loncreateuser.pm for an example invo	Line 1785 See loncreateuser.pm for an example invo
If the $includeempty flag is set, it also includes an empty choice ("no domain	If the $includeempty flag is set, it also includes an empty choice ("no domain
selected");	selected");

If the $showdomdesc flag is set, the domain name is followed by the domain description.	If the $showdomdesc flag is set, the domain name is followed by the domain description.

	If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.

=cut	=cut

#-------------------------------------------	#-------------------------------------------
sub select_dom_form {	sub select_dom_form {
my ($defdom,$name,$includeempty,$showdomdesc) = @_;	my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
	my $onchange;
	if ($autosubmit) {
	$onchange = ' onchange="this.form.submit()"';
	}
my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());	my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
if ($includeempty) { @domains=('',@domains); }	if ($includeempty) { @domains=('',@domains); }
my $selectdomain = "<select name=\"$name\" size=\"1\">\n";	my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
foreach my $dom (@domains) {	foreach my $dom (@domains) {
$selectdomain.="<option value=\"$dom\" ".	$selectdomain.="<option value=\"$dom\" ".
($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;	($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
Line 1766 sub home_server_form_item {	Line 1856 sub home_server_form_item {
if ($numlib > 1) {	if ($numlib > 1) {
$result .= '<select name="'.$name.'" />'."\n";	$result .= '<select name="'.$name.'" />'."\n";
if ($default) {	if ($default) {
$result .= '<option value="default" selected>'.&mt('default').	$result .= '<option value="default" selected="selected">'.&mt('default').
'</option>'."\n";	'</option>'."\n";
}	}
foreach my $hostid (sort(keys(%servers))) {	foreach my $hostid (sort(keys(%servers))) {
Line 2061 sub authform_kerberos {	Line 2151 sub authform_kerberos {
$autharg,$jscall);	$autharg,$jscall);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'kerb_def_auth'} eq 'krb5') {	if ($in{'kerb_def_auth'} eq 'krb5') {
$check5 = ' checked="on"';	$check5 = ' checked="checked"';
} else {	} else {
$check4 = ' checked="on"';	$check4 = ' checked="checked"';
}	}
$krbarg = $in{'kerb_def_dom'};	$krbarg = $in{'kerb_def_dom'};
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'krb') {	if ($in{'curr_authtype'} eq 'krb') {
$krbcheck = ' checked="on"';	$krbcheck = ' checked="checked"';
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifyuser') {	if ($in{'mode'} eq 'modifyuser') {
$krbcheck = '';	$krbcheck = '';
Line 2076 sub authform_kerberos {	Line 2166 sub authform_kerberos {
}	}
if (defined($in{'curr_kerb_ver'})) {	if (defined($in{'curr_kerb_ver'})) {
if ($in{'curr_krb_ver'} eq '5') {	if ($in{'curr_krb_ver'} eq '5') {
$check5 = ' checked="on"';	$check5 = ' checked="checked"';
$check4 = '';	$check4 = '';
} else {	} else {
$check4 = ' checked="on"';	$check4 = ' checked="checked"';
$check5 = '';	$check5 = '';
}	}
}	}
Line 2100 sub authform_kerberos {	Line 2190 sub authform_kerberos {
}	}
} else {	} else {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="krb">';	$authtype = '<input type="hidden" name="login" value="krb" />';
}	}
}	}
if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {	if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
Line 2109 sub authform_kerberos {	Line 2199 sub authform_kerberos {
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="krb">';	$authtype = '<input type="hidden" name="login" value="krb" />';
}	}
}	}
}	}
Line 2170 sub authform_internal{	Line 2260 sub authform_internal{
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'int') {	if ($in{'curr_authtype'} eq 'int') {
if ($can_assign{'int'}) {	if ($can_assign{'int'}) {
$intcheck = 'checked="on" ';	$intcheck = 'checked="checked" ';
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifyuser') {	if ($in{'mode'} eq 'modifyuser') {
$intcheck = '';	$intcheck = '';
Line 2186 sub authform_internal{	Line 2276 sub authform_internal{
}	}
} else {	} else {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="int">';	$authtype = '<input type="hidden" name="login" value="int" />';
}	}
}	}
if (!$can_assign{'int'}) {	if (!$can_assign{'int'}) {
Line 2195 sub authform_internal{	Line 2285 sub authform_internal{
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="int">';	$authtype = '<input type="hidden" name="login" value="int" />';
}	}
}	}
}	}
Line 2225 sub authform_local{	Line 2315 sub authform_local{
if (defined($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'}) {
$loccheck = 'checked="on" ';	$loccheck = 'checked="checked" ';
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifyuser') {	if ($in{'mode'} eq 'modifyuser') {
$loccheck = '';	$loccheck = '';
Line 2241 sub authform_local{	Line 2331 sub authform_local{
}	}
} else {	} else {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="loc">';	$authtype = '<input type="hidden" name="login" value="loc" />';
}	}
}	}
if (!$can_assign{'loc'}) {	if (!$can_assign{'loc'}) {
Line 2250 sub authform_local{	Line 2340 sub authform_local{
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="loc">';	$authtype = '<input type="hidden" name="login" value="loc" />';
}	}
}	}
}	}
Line 2279 sub authform_filesystem{	Line 2369 sub authform_filesystem{
if (defined($in{'curr_authtype'})) {	if (defined($in{'curr_authtype'})) {
if ($in{'curr_authtype'} eq 'fsys') {	if ($in{'curr_authtype'} eq 'fsys') {
if ($can_assign{'fsys'}) {	if ($can_assign{'fsys'}) {
$fsyscheck = 'checked="on" ';	$fsyscheck = 'checked="checked" ';
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifyuser') {	if ($in{'mode'} eq 'modifyuser') {
$fsyscheck = '';	$fsyscheck = '';
Line 2292 sub authform_filesystem{	Line 2382 sub authform_filesystem{
}	}
} else {	} else {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="fsys">';	$authtype = '<input type="hidden" name="login" value="fsys" />';
}	}
}	}
if (!$can_assign{'fsys'}) {	if (!$can_assign{'fsys'}) {
Line 2301 sub authform_filesystem{	Line 2391 sub authform_filesystem{
if (defined($in{'mode'})) {	if (defined($in{'mode'})) {
if ($in{'mode'} eq 'modifycourse') {	if ($in{'mode'} eq 'modifycourse') {
if ($authnum == 1) {	if ($authnum == 1) {
$authtype = '<input type="hidden" name="login" value="fsys">';	$authtype = '<input type="hidden" name="login" value="fsys" />';
}	}
}	}
}	}
Line 2669 sub flush_email_cache {	Line 2759 sub flush_email_cache {
&Apache::lonnet::devalidate_cache_new('emailscache',$id);	&Apache::lonnet::devalidate_cache_new('emailscache',$id);
}	}

	# -------------------------------------------------------------------- getlangs

	=pod

	=item * &getlangs($uname,$udom)

	Gets a user's language preference and returns it as a hash with key:
	language.

	=cut


	sub getlangs {
	my ($uname,$udom) = @_;
	if (!$udom) { $udom =$env{'user.domain'}; }
	if (!$uname) { $uname=$env{'user.name'}; }
	my $id=$uname.':'.$udom;
	my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
	if ($cached) {
	return %{$langs};
	} else {
	my %loadlangs=&Apache::lonnet::get('environment',['languages'],
	$udom,$uname);
	&Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
	return %loadlangs;
	}
	}

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

# ------------------------------------------------------------------ Screenname	# ------------------------------------------------------------------ Screenname

=pod	=pod
Line 2687 sub screenname {	Line 2814 sub screenname {
return $names{'screenname'};	return $names{'screenname'};
}	}

	# ------------------------------------------------------------- Confirm Wrapper
	=pod

	=item confirmwrapper

	Wrap messages about completion of operation in box

	=cut

	sub confirmwrapper {
	my ($message)=@_;
	if ($message) {
	return "\n".'<div class="LC_confirm_box">'."\n"
	.$message."\n"
	.'</div>'."\n";
	} else {
	return $message;
	}
	}

# ------------------------------------------------------------- Message Wrapper	# ------------------------------------------------------------- Message Wrapper

Line 2713 sub aboutmewrapper {	Line 2859 sub aboutmewrapper {
return;	return;
}	}
return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.	return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';	($target?' target="$target"':'').' title="'.&mt("View this user's personal information page").'">'.$link.'</a>';
}	}

# ------------------------------------------------------------ Syllabus Wrapper	# ------------------------------------------------------------ Syllabus Wrapper
Line 2748 sub track_student_link {	Line 2894 sub track_student_link {
&help_open_topic('View_recent_activity');	&help_open_topic('View_recent_activity');
}	}

	sub slot_reservations_link {
	my ($linktext,$sname,$sdom,$target) = @_;
	my $link ="/adm/slotrequest?command=showresv&origin=aboutme";
	my $title = 'View slot reservation history';
	if (defined($sname) && $sname !~ /^\s*$/ &&
	defined($sdom) && $sdom !~ /^\s*$/) {
	$link .= "&uname=$sname&udom=$sdom";
	$title .= ' of this student';
	}
	if (defined($target) && $target !~ /^\s*$/) {
	$target = qq{target="$target"};
	} else {
	$target = '';
	}
	$title = &mt($title);
	$linktext = &mt($linktext);
	return qq{<a href="$link" title="$title" $target>$linktext</a>};
	# FIXME uncomment when help item created: &help_open_topic('Slot_Reservation_History');

	}

# ===================================================== Display a student photo	# ===================================================== Display a student photo


Line 2950 sub fileextensions {	Line 3117 sub fileextensions {

sub display_languages {	sub display_languages {
my %languages=();	my %languages=();
foreach my $lang (&preferred_languages()) {	foreach my $lang (&Apache::lonlocal::preferred_languages()) {
$languages{$lang}=1;	$languages{$lang}=1;
}	}
&get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);	&get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
Line 2962 sub display_languages {	Line 3129 sub display_languages {
return %languages;	return %languages;
}	}

sub preferred_languages {
my @languages=();
if (($env{'request.role.adv'}) && ($env{'form.languages'})) {
@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,$env{'form.languages'}));
}
if ($env{'course.'.$env{'request.course.id'}.'.languages'}) {
@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,
$env{'course.'.$env{'request.course.id'}.'.languages'}));
}

if ($env{'environment.languages'}) {
@languages=(@languages,
split(/\s(\,\|\;\|\:)\s/,$env{'environment.languages'}));
}
my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};
if ($browser) {
my @browser =
map { (split(/\s;\s/,$_))[0] } (split(/\s,\s/,$browser));
push(@languages,@browser);
}

foreach my $domtype ($env{'user.domain'},$env{'request.role.domain'},
$Apache::lonnet::perlvar{'lonDefDomain'}) {
if ($domtype ne '') {
my %domdefs = &Apache::lonnet::get_domain_defaults($domtype);
if ($domdefs{'lang_def'} ne '') {
push(@languages,$domdefs{'lang_def'});
}
}
}
# turn "en-ca" into "en-ca,en"
my @genlanguages;
foreach my $lang (@languages) {
unless ($lang=~/\w/) { next; }
push(@genlanguages,$lang);
if ($lang=~/(\-\|\_)/) {
push(@genlanguages,(split(/(\-\|\_)/,$lang))[0]);
}
}
#uniqueify the languages list
my %count;
@genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;
return @genlanguages;
}

sub languages {	sub languages {
my ($possible_langs) = @_;	my ($possible_langs) = @_;
my @preferred_langs = &preferred_languages();	my @preferred_langs = &Apache::lonlocal::preferred_languages();
if (!ref($possible_langs)) {	if (!ref($possible_langs)) {
if( wantarray ) {	if( wantarray ) {
return @preferred_langs;	return @preferred_langs;
Line 3030 sub languages {	Line 3152 sub languages {
return $preferred_possibilities[0];	return $preferred_possibilities[0];
}	}

	sub user_lang {
	my ($touname,$toudom,$fromcid) = @_;
	my @userlangs;
	if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
	@userlangs=(@userlangs,split(/\s(\,\|\;\|\:)\s/,
	$env{'course.'.$fromcid.'.languages'}));
	} else {
	my %langhash = &getlangs($touname,$toudom);
	if ($langhash{'languages'} ne '') {
	@userlangs = split(/\s(\,\|\;\|\:)\s/,$langhash{'languages'});
	} else {
	my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
	if ($domdefs{'lang_def'} ne '') {
	@userlangs = ($domdefs{'lang_def'});
	}
	}
	}
	my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
	my $user_lh = Apache::localize->get_handle(@languages);
	return $user_lh;
	}

###############################################################	###############################################################
## Student Answer Attempts ##	## Student Answer Attempts ##
###############################################################	###############################################################
Line 3168 sub relative_to_absolute {	Line 3312 sub relative_to_absolute {
}	}
$thisdir=~s-/[^/]*$--;	$thisdir=~s-/[^/]*$--;
foreach my $link (@rlinks) {	foreach my $link (@rlinks) {
unless (($link=~/^http:\/\//i) \|\|	unless (($link=~/^https?\:\/\//i) \|\|
($link=~/^\//) \|\|	($link=~/^\//) \|\|
($link=~/^javascript:/i) \|\|	($link=~/^javascript:/i) \|\|
($link=~/^mailto:/i) \|\|	($link=~/^mailto:/i) \|\|
Line 3353 sub pprmlink {	Line 3497 sub pprmlink {


sub timehash {	sub timehash {
my @ltime=localtime(shift);	my ($thistime) = @_;
return ( 'seconds' => $ltime[0],	my $timezone = &Apache::lonlocal::gettimezone();
'minutes' => $ltime[1],	my $dt = DateTime->from_epoch(epoch => $thistime)
'hours' => $ltime[2],	->set_time_zone($timezone);
'day' => $ltime[3],	my $wday = $dt->day_of_week();
'month' => $ltime[4]+1,	if ($wday == 7) { $wday = 0; }
'year' => $ltime[5]+1900,	return ( 'second' => $dt->second(),
'weekday' => $ltime[6],	'minute' => $dt->minute(),
'dayyear' => $ltime[7]+1,	'hour' => $dt->hour(),
'dlsav' => $ltime[8] );	'day' => $dt->day_of_month(),
	'month' => $dt->month(),
	'year' => $dt->year(),
	'weekday' => $wday,
	'dayyear' => $dt->day_of_year(),
	'dlsav' => $dt->is_dst() );
}	}

sub utc_string {	sub utc_string {
Line 3372 sub utc_string {	Line 3521 sub utc_string {

sub maketime {	sub maketime {
my %th=@_;	my %th=@_;
	my ($epoch_time,$timezone,$dt);
	$timezone = &Apache::lonlocal::gettimezone();
	eval {
	$dt = DateTime->new( year => $th{'year'},
	month => $th{'month'},
	day => $th{'day'},
	hour => $th{'hour'},
	minute => $th{'minute'},
	second => $th{'second'},
	time_zone => $timezone,
	);
	};
	if (!$@) {
	$epoch_time = $dt->epoch;
	if ($epoch_time) {
	return $epoch_time;
	}
	}
return POSIX::mktime(	return POSIX::mktime(
($th{'seconds'},$th{'minutes'},$th{'hours'},	($th{'seconds'},$th{'minutes'},$th{'hours'},
$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));	$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
Line 3722 sub blocking_status {	Line 3889 sub blocking_status {
&Apache::lonnet::coursedescription($course);	&Apache::lonnet::coursedescription($course);
$coursedesc = $courseinfo{'description'};	$coursedesc = $courseinfo{'description'};
}	}
$category = "Group files in the course '$coursedesc'";	$category = "Group portfolio files in the course '$coursedesc'";
} else {	} else {
$category = 'Portfolio files belonging to ';	$category = 'Portfolio files belonging to ';
if ($env{'user.name'} eq 'public' &&	if ($env{'user.name'} eq 'public' &&
Line 3752 sub blocking_status {	Line 3919 sub blocking_status {

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

	sub check_ip_acc {
	my ($acc)=@_;
	&Apache::lonxml::debug("acc is $acc");
	if (!defined($acc) \|\| $acc =~ /^\s$/ \|\| $acc =~/^\sno\s*$/i) {
	return 1;
	}
	my $allowed=0;
	my $ip=$env{'request.host'} \|\| $ENV{'REMOTE_ADDR'};

	my $name;
	foreach my $pattern (split(',',$acc)) {
	$pattern =~ s/^\s*//;
	$pattern =~ s/\s*$//;
	if ($pattern =~ /\*$/) {
	#35.8.*
	$pattern=~s/\*//;
	if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
	} elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
	#35.8.3.[34-56]
	my $low=$2;
	my $high=$3;
	$pattern=$1;
	if ($ip =~ /^\Q$pattern\E/) {
	my $last=(split(/\./,$ip))[3];
	if ($last <=$high && $last >=$low) { $allowed=1; }
	}
	} elsif ($pattern =~ /^\*/) {
	#*.msu.edu
	$pattern=~s/\*//;
	if (!defined($name)) {
	use Socket;
	my $netaddr=inet_aton($ip);
	($name)=gethostbyaddr($netaddr,AF_INET);
	}
	if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
	} elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
	#127.0.0.1
	if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
	} else {
	#some.name.com
	if (!defined($name)) {
	use Socket;
	my $netaddr=inet_aton($ip);
	($name)=gethostbyaddr($netaddr,AF_INET);
	}
	if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
	}
	if ($allowed) { last; }
	}
	return $allowed;
	}

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

=pod	=pod

=head1 Domain Template Functions	=head1 Domain Template Functions
Line 3800 sub get_domainconf {	Line 4021 sub get_domainconf {
if (ref($domconfig{'login'}) eq 'HASH') {	if (ref($domconfig{'login'}) eq 'HASH') {
if (keys(%{$domconfig{'login'}})) {	if (keys(%{$domconfig{'login'}})) {
foreach my $key (keys(%{$domconfig{'login'}})) {	foreach my $key (keys(%{$domconfig{'login'}})) {
$designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};	if (ref($domconfig{'login'}{$key}) eq 'HASH') {
	foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
	$designhash{$udom.'.login.'.$key.'_'.$img} =
	$domconfig{'login'}{$key}{$img};
	}
	} else {
	$designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
	}
}	}
} else {	} else {
$legacy{'login'} = 1;	$legacy{'login'} = 1;
Line 4022 sub bodytag {	Line 4250 sub bodytag {
my $font = &designparm($function.'.font',$domain);	my $font = &designparm($function.'.font',$domain);
my $pgbg = $bgcolor \|\| &designparm($function.'.pgbg',$domain);	my $pgbg = $bgcolor \|\| &designparm($function.'.pgbg',$domain);

my %design = ( 'style' => 'margin-top: 0px',	my %design = ( 'style' => 'margin-top: 0',
'bgcolor' => $pgbg,	'bgcolor' => $pgbg,
'text' => $font,	'text' => $font,
'alink' => &designparm($function.'.alink',$domain),	'alink' => &designparm($function.'.alink',$domain),
Line 4324 sub standard_css {	Line 4552 sub standard_css {
my $mail_other_hover = '#669999';	my $mail_other_hover = '#669999';
my $table_header = '#DDDDDD';	my $table_header = '#DDDDDD';
my $feedback_link_bg = '#BBBBBB';	my $feedback_link_bg = '#BBBBBB';
	my $lg_border_color = '#C8C8C8';

my $border = ($env{'browser.type'} eq 'explorer' \|\|	my $border = ($env{'browser.type'} eq 'explorer' \|\|
$env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'	$env{'browser.type'} eq 'safari' ) ? '0 2px 0 2px'
: '0px 3px 0px 4px';	: '0 3px 0 4px';


return <<END;	return <<END;
Line 4362 form, .inline { display: inline; }	Line 4591 form, .inline { display: inline; }
.LC_diff_added {	.LC_diff_added {
color: green;	color: green;
}	}
.LC_unknown {
color: yellow;	div.LC_confirm_box {
	background-color: #FAFAFA;
	border: 1px solid $lg_border_color;
	margin-right: 0;
	padding: 5px;
	}

	div.LC_confirm_box .LC_error img,
	div.LC_confirm_box .LC_success img {
	vertical-align: middle;
}	}

.LC_icon {	.LC_icon {
border: 0px;	border: none;
}	}
.LC_indexer_icon {	.LC_indexer_icon {
border: 0px;	border: 0;
height: 22px;	height: 22px;
}	}
.LC_docs_spacer {	.LC_docs_spacer {
width: 25px;	width: 25px;
height: 1px;	height: 1px;
border: 0px;	border: none;
}	}

.LC_internal_info {	.LC_internal_info {
color: #999;	color: #999999;
}	}

table.LC_pastsubmission {	table.LC_pastsubmission {
Line 4393 table#LC_top_nav, table#LC_menubuttons,t	Line 4631 table#LC_top_nav, table#LC_menubuttons,t
background: $pgbg;	background: $pgbg;
border: 2px;	border: 2px;
border-collapse: separate;	border-collapse: separate;
padding: 0px;	padding: 0;
}	}

table#LC_title_bar, table.LC_breadcrumbs,	table#LC_title_bar, table.LC_breadcrumbs,
Line 4406 table#LC_title_bar.LC_with_remote {	Line 4644 table#LC_title_bar.LC_with_remote {
background: $pgbg;	background: $pgbg;
font-family: $sans;	font-family: $sans;
border-collapse: collapse;	border-collapse: collapse;
padding: 0px;	padding: 0;
}	}

table.LC_docs_path {	table.LC_docs_path {
Line 4415 table.LC_docs_path {	Line 4653 table.LC_docs_path {
background: $pgbg;	background: $pgbg;
font-family: $sans;	font-family: $sans;
border-collapse: collapse;	border-collapse: collapse;
padding: 0px;	padding: 0;
}	}

table#LC_title_bar td {	table#LC_title_bar td {
Line 4436 span.LC_title_bar_title {	Line 4674 span.LC_title_bar_title {
table#LC_title_bar td.LC_title_bar_domain_logo {	table#LC_title_bar td.LC_title_bar_domain_logo {
background: $sidebg;	background: $sidebg;
text-align: right;	text-align: right;
padding: 0px;	padding: 0;
}	}
table#LC_title_bar td.LC_title_bar_role_logo {	table#LC_title_bar td.LC_title_bar_role_logo {
background: $sidebg;	background: $sidebg;
padding: 0px;	padding: 0;
}	}

table#LC_menubuttons_mainmenu {	table#LC_menubuttons_mainmenu {
width: 100%;	width: 100%;
border: 0px;	border: 0;
border-spacing: 1px;	border-spacing: 1px;
padding: 0px 1px;	padding: 0 1px;
margin: 0px;	margin: 0;
border-collapse: separate;	border-collapse: separate;
}	}
table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {	table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
border: 0px;	border: none;
}	}
table#LC_top_nav td {	table#LC_top_nav td {
background: $tabbg;	background: $tabbg;
border: 0px;	border: none;
font-size: small;	font-size: small;
}	}
table#LC_top_nav td a, div#LC_top_nav a {	table#LC_top_nav td a, div#LC_top_nav a {
Line 4470 table#LC_top_nav td.LC_top_nav_logo {	Line 4708 table#LC_top_nav td.LC_top_nav_logo {
width: 31px;	width: 31px;
}	}
table#LC_top_nav td.LC_top_nav_logo img {	table#LC_top_nav td.LC_top_nav_logo img {
border: 0px;	border: none;
vertical-align: bottom;	vertical-align: bottom;
}	}
table#LC_top_nav td.LC_top_nav_exit,	table#LC_top_nav td.LC_top_nav_exit,
Line 4498 table.LC_docs_path td.LC_docs_path_compo	Line 4736 table.LC_docs_path td.LC_docs_path_compo
td.LC_table_cell_checkbox {	td.LC_table_cell_checkbox {
text-align: center;	text-align: center;
}	}

table#LC_mainmenu td.LC_mainmenu_column {	table#LC_mainmenu td.LC_mainmenu_column {
vertical-align: top;	vertical-align: top;
}	}
Line 4512 table#LC_mainmenu td.LC_mainmenu_column	Line 4749 table#LC_mainmenu td.LC_mainmenu_column
.LC_menubuttons_link {	.LC_menubuttons_link {
text-decoration: none;	text-decoration: none;
}	}
	/2008--9-5: new menu style sheet.Changed category/
.LC_menubuttons_category {	.LC_menubuttons_category {
color: $font;	color: $font;
background: $pgbg;	background: $pgbg;
Line 4540 td.LC_menubuttons_img {	Line 4777 td.LC_menubuttons_img {
font-weight: bold;	font-weight: bold;
}	}

.LC_rolesmenu_is {
font-family: $sans;
}

.LC_rolesmenu_selected {
font-family: $sans;
}

.LC_rolesmenu_future {
font-family: $sans;
}


.LC_rolesmenu_will {
font-family: $sans;
}

.LC_rolesmenu_will_not {
font-family: $sans;
}

.LC_rolesmenu_expired {
font-family: $sans;
}

.LC_rolesinfo {
font-family: $sans;
}

.LC_dropadd_labeltext {	.LC_dropadd_labeltext {
font-family: $sans;	font-family: $sans;
text-align: right;	text-align: right;
Line 4579 td.LC_menubuttons_img {	Line 4787 td.LC_menubuttons_img {
text-align: right;	text-align: right;
}	}

	.LC_roleslog_note {
	font-size: smaller;
	}

	.LC_mail_functions {
	font-weight: bold;
	}

table.LC_aboutme_port {	table.LC_aboutme_port {
border: 0px;	border: none;
border-collapse: collapse;	border-collapse: collapse;
border-spacing: 0px;	border-spacing: 0;
}	}
table.LC_data_table, table.LC_mail_list {	table.LC_data_table, table.LC_mail_list {
border: 1px solid #000000;	border: 1px solid #000000;
Line 4596 table.LC_data_table, table.LC_mail_list	Line 4812 table.LC_data_table, table.LC_mail_list
table.LC_nested_outer {	table.LC_nested_outer {
border: 1px solid #000000;	border: 1px solid #000000;
border-collapse: collapse;	border-collapse: collapse;
border-spacing: 0px;	border-spacing: 0;
width: 100%;	width: 100%;
}	}
table.LC_nested {	table.LC_nested {
border: 0px;	border: none;
border-collapse: collapse;	border-collapse: collapse;
border-spacing: 0px;	border-spacing: 0;
width: 100%;	width: 100%;
}	}
table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,	table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
Line 4611 table.LC_prior_tries tr th {	Line 4827 table.LC_prior_tries tr th {
background-color: $data_table_head;	background-color: $data_table_head;
font-size: smaller;	font-size: smaller;
}	}
	table.LC_data_table tr.LC_info_row > td {
	background-color: #CCCCCC;
	font-weight: bold;
	text-align: left;
	}
table.LC_data_table tr.LC_odd_row > td,	table.LC_data_table tr.LC_odd_row > td,
	table.LC_pick_box tr > td.LC_odd_row,
table.LC_aboutme_port tr td {	table.LC_aboutme_port tr td {
background-color: $data_table_light;	background-color: $data_table_light;
padding: 2px;	padding: 2px;
}	}
table.LC_data_table tr.LC_even_row > td,	table.LC_data_table tr.LC_even_row > td,
	table.LC_pick_box tr > td.LC_even_row,
table.LC_aboutme_port tr.LC_even_row td {	table.LC_aboutme_port tr.LC_even_row td {
background-color: $data_table_dark;	background-color: $data_table_dark;
	padding: 2px;
}	}
table.LC_data_table tr.LC_data_table_highlight td {	table.LC_data_table tr.LC_data_table_highlight td {
background-color: $data_table_darker;	background-color: $data_table_darker;
Line 4652 table.LC_nested_outer tr td.LC_subheader	Line 4876 table.LC_nested_outer tr td.LC_subheader
text-align: right;	text-align: right;
}	}
table.LC_nested tr.LC_info_row td {	table.LC_nested tr.LC_info_row td {
background-color: #CCC;	background-color: #CCCCCC;
font-weight: bold;	font-weight: bold;
font-size: small;	font-size: small;
text-align: center;	text-align: center;
Line 4662 table.LC_nested_outer tr th.LC_left_item	Line 4886 table.LC_nested_outer tr th.LC_left_item
text-align: left;	text-align: left;
}	}
table.LC_nested td {	table.LC_nested td {
background-color: #FFF;	background-color: #FFFFFF;
font-size: small;	font-size: small;
}	}
table.LC_nested_outer tr th.LC_right_item,	table.LC_nested_outer tr th.LC_right_item,
Line 4673 table.LC_nested tr td.LC_right_item {	Line 4897 table.LC_nested tr td.LC_right_item {
}	}

table.LC_nested tr.LC_odd_row td {	table.LC_nested tr.LC_odd_row td {
background-color: #EEE;	background-color: #EEEEEE;
}	}

table.LC_createuser {	table.LC_createuser {
Line 4684 table.LC_createuser tr.LC_section_row td	Line 4908 table.LC_createuser tr.LC_section_row td
}	}

table.LC_createuser tr.LC_info_row td {	table.LC_createuser tr.LC_info_row td {
background-color: #CCC;	background-color: #CCCCCC;
font-weight: bold;	font-weight: bold;
text-align: center;	text-align: center;
}	}
Line 4740 table.LC_mail_list tr.LC_mail_odd {	Line 4964 table.LC_mail_list tr.LC_mail_odd {
table#LC_portfolio_actions {	table#LC_portfolio_actions {
width: auto;	width: auto;
background: $pgbg;	background: $pgbg;
border: 0px;	border: none;
border-spacing: 2px 2px;	border-spacing: 2px 2px;
padding: 0px;	padding: 0;
margin: 0px;	margin: 0;
border-collapse: separate;	border-collapse: separate;
}	}
table#LC_portfolio_actions td.LC_label {	table#LC_portfolio_actions td.LC_label {
Line 4799 table#LC_browser tr.LC_browser_file_meta	Line 5023 table#LC_browser tr.LC_browser_file_meta
table#LC_browser tr.LC_browser_folder {	table#LC_browser tr.LC_browser_folder {
background: #CCCCFF;	background: #CCCCFF;
}	}

	table.LC_data_table tr > td.LC_roles_is {
	/* background: #77FF77; */
	}
	table.LC_data_table tr > td.LC_roles_future {
	background: #FFFF77;
	}
	table.LC_data_table tr > td.LC_roles_will {
	background: #FFAA77;
	}
	table.LC_data_table tr > td.LC_roles_expired {
	background: #FF7777;
	}
	table.LC_data_table tr > td.LC_roles_will_not {
	background: #AAFF77;
	}
	table.LC_data_table tr > td.LC_roles_selected {
	background: #11CC55;
	}

span.LC_current_location {	span.LC_current_location {
font-size: x-large;	font-size: x-large;
background: $pgbg;	background: $pgbg;
Line 4844 table.LC_parm_overview_restrictions th {	Line 5088 table.LC_parm_overview_restrictions th {
border-color: $pgbg;	border-color: $pgbg;
}	}
table#LC_helpmenu {	table#LC_helpmenu {
border: 0px;	border: none;
height: 55px;	height: 55px;
border-spacing: 0px;	border-spacing: 0;
}	}

table#LC_helpmenu fieldset legend {	table#LC_helpmenu fieldset legend {
Line 4857 table#LC_helpmenu_links {	Line 5101 table#LC_helpmenu_links {
width: 100%;	width: 100%;
border: 1px solid black;	border: 1px solid black;
background: $pgbg;	background: $pgbg;
padding: 0px;	padding: 0;
border-spacing: 1px;	border-spacing: 1px;
}	}
table#LC_helpmenu_links tr td {	table#LC_helpmenu_links tr td {
Line 4899 table.LC_pick_box td.LC_pick_box_title {	Line 5143 table.LC_pick_box td.LC_pick_box_title {
background: $tabbg;	background: $tabbg;
font-weight: bold;	font-weight: bold;
text-align: right;	text-align: right;
	vertical-align: top;
width: 184px;	width: 184px;
padding: 8px;	padding: 8px;
}	}
Line 4919 table.LC_pick_box td.LC_pick_box_select	Line 5164 table.LC_pick_box td.LC_pick_box_select
padding: 8px;	padding: 8px;
}	}
table.LC_pick_box td.LC_pick_box_separator {	table.LC_pick_box td.LC_pick_box_separator {
padding: 0px;	padding: 0;
height: 1px;	height: 1px;
background: black;	background: black;
}	}
Line 4961 table.LC_helpform_receipt td.LC_oddrow_v	Line 5206 table.LC_helpform_receipt td.LC_oddrow_v
background-color: $data_table_light;	background-color: $data_table_light;
}	}
table.LC_helpform_receipt td.LC_pick_box_separator {	table.LC_helpform_receipt td.LC_pick_box_separator {
padding: 0px;	padding: 0;
height: 1px;	height: 1px;
background: black;	background: black;
}	}
Line 4994 table.LC_group_priv_box td.LC_groups_fun	Line 5239 table.LC_group_priv_box td.LC_groups_fun
}	}
table.LC_group_priv td {	table.LC_group_priv td {
text-align: left;	text-align: left;
padding: 0px;	padding: 0;
}	}

table.LC_notify_front_page {	table.LC_notify_front_page {
Line 5015 table.LC_notify_front_page td {	Line 5260 table.LC_notify_front_page td {
background: $tabbg;	background: $tabbg;
vertical-align: middle;	vertical-align: middle;
margin: 2ex 0ex 2ex 0ex;	margin: 2ex 0ex 2ex 0ex;
	padding: 3px;
}	}
.LC_topic_bar span {	.LC_topic_bar span {
vertical-align: middle;	vertical-align: middle;
Line 5131 span.LC_cusr_subheading {	Line 5377 span.LC_cusr_subheading {

table.LC_docs_documents {	table.LC_docs_documents {
background: #BBBBBB;	background: #BBBBBB;
border-width: 0px;	border-width: 0;
border-collapse: collapse;	border-collapse: collapse;
}	}

Line 5148 table.LC_docs_documents td.LC_docs_docum	Line 5394 table.LC_docs_documents td.LC_docs_docum
}	}

.LC_docs_entry_move {	.LC_docs_entry_move {
border: 0px;	border: none;
border-collapse: collapse;	border-collapse: collapse;
}	}

Line 5204 table.LC_sty_end {	Line 5450 table.LC_sty_end {
}	}

table.LC_double_column {	table.LC_double_column {
border-width: 0px;	border-width: 0;
border-collapse: collapse;	border-collapse: collapse;
width: 100%;	width: 100%;
padding: 2px;	padding: 2px;
Line 5343 table.LC_edit_problem_header_title {	Line 5589 table.LC_edit_problem_header_title {

background: $tabbg;	background: $tabbg;
border-collapse: collapse;	border-collapse: collapse;
padding: 0px	padding: 0;
}	}

div.LC_edit_problem_discards {	div.LC_edit_problem_discards {
Line 5359 hr.LC_edit_problem_divide {	Line 5605 hr.LC_edit_problem_divide {
color: $tabbg;	color: $tabbg;
background-color: $tabbg;	background-color: $tabbg;
height: 3px;	height: 3px;
border: 0px;	border: none;
	}
	img.stift{
	border-width:0;
	vertical-align:middle;
	}

	table#LC_mainmenu{
	margin-top:10px;
	width:80%;

	}

	table#LC_mainmenu td.LC_mainmenu_col_fieldset{
	vertical-align: top;
	width: 45%;
	}
	.LC_mainmenu_fieldset_category {
	color: $font;
	background: $pgbg;
	font-family: $sans;
	font-size: small;
	font-weight: bold;
	}
	fieldset#LC_mainmenu_fieldset {
	margin:0 10px 10px 0;

	}

	div.LC_createcourse {
	margin: 10px 10px 10px 10px;
}	}

END	END
}	}

Line 5629 sub start_page {	Line 5906 sub start_page {
if ($args->{'html_encode'}) {	if ($args->{'html_encode'}) {
$result = &html_encode($result);	$result = &html_encode($result);
}	}
	#Breadcrumbs
	if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
	&Apache::lonhtmlcommon::clear_breadcrumbs();
	#if any br links exists, add them to the breadcrumbs
	if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {
	foreach my $crumb (@{$args->{'bread_crumbs'}}){
	&Apache::lonhtmlcommon::add_breadcrumb($crumb);
	}
	}

	#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
	if (exists($args->{'bread_crumbs_component'})){
	$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'});
	} else {
	$result .= &Apache::lonhtmlcommon::breadcrumbs();
	}
	}
return $result;	return $result;
}	}


=pod	=pod

=item * &head()	=item * &head()
Line 5874 sub get_users_function {	Line 6167 sub get_users_function {

=pod	=pod

	=item * &show_course()

	Used by lonmenu.pm and lonroles.pm to determine whether to use the word
	'Courses' or 'Roles' in inline navigation and on screen displaying user's roles.
	Inputs:
	None

	Outputs:
	Scalar: 1 if 'Course' to be used, 0 otherwise.

	=cut

	###############################################
	sub show_course {
	my $course = !$env{'user.adv'};
	if (!$env{'user.adv'}) {
	foreach my $env (keys(%env)) {
	next if ($env !~ m/^user\.priv\./);
	if ($env !~ m/^user\.priv\.(?:st\|cm)/) {
	$course = 0;
	last;
	}
	}
	}
	return $course;
	}

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

	=pod

=item * &check_user_status()	=item * &check_user_status()

Determines current status of supplied role for a	Determines current status of supplied role for a
Line 6389 sub default_quota {	Line 6713 sub default_quota {
['quotas'],$udom);	['quotas'],$udom);
if (ref($quotahash{'quotas'}) eq 'HASH') {	if (ref($quotahash{'quotas'}) eq 'HASH') {
if ($inststatus ne '') {	if ($inststatus ne '') {
my @statuses = split(/:/,$inststatus);	my @statuses = map { &unescape($_); } split(/:/,$inststatus);
foreach my $item (@statuses) {	foreach my $item (@statuses) {
if ($quotahash{'quotas'}{$item} ne '') {	if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
if ($defquota eq '') {	if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
$defquota = $quotahash{'quotas'}{$item};	if ($defquota eq '') {
$settingstatus = $item;	$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
} elsif ($quotahash{'quotas'}{$item} > $defquota) {	$settingstatus = $item;
$defquota = $quotahash{'quotas'}{$item};	} elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
$settingstatus = $item;	$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
	$settingstatus = $item;
	}
	}
	} else {
	if ($quotahash{'quotas'}{$item} ne '') {
	if ($defquota eq '') {
	$defquota = $quotahash{'quotas'}{$item};
	$settingstatus = $item;
	} elsif ($quotahash{'quotas'}{$item} > $defquota) {
	$defquota = $quotahash{'quotas'}{$item};
	$settingstatus = $item;
	}
}	}
}	}
}	}
}	}
if ($defquota eq '') {	if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{'default'};	if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
	$defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
	} else {
	$defquota = $quotahash{'quotas'}{'default'};
	}
$settingstatus = 'default';	$settingstatus = 'default';
}	}
} else {	} else {
Line 6552 sub user_picker {	Line 6892 sub user_picker {
if ($cancreate) {	if ($cancreate) {
$new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';	$new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
} else {	} else {
my $helplink = ' href="javascript:helpMenu('."'display'".')"';	my $helplink = 'javascript:helpMenu('."'display'".')';
my %usertypetext = (	my %usertypetext = (
official => 'institutional',	official => 'institutional',
unofficial => 'non-institutional',	unofficial => 'non-institutional',
);	);
$new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';	$new_user_create = '<p class="LC_warning">'.
	&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.
	&mt('Please contact the [_1]helpdesk[_2] for assistance.','<a href="'.$helplink.'">','</a>').'</p><br />';
}	}
}	}
}	}
Line 6809 sub instrule_disallow_msg {	Line 7151 sub instrule_disallow_msg {
$text{'action'} = 'IDs';	$text{'action'} = 'IDs';
}	}
}	}
$response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for <span class=\"LC_cusr_emph\">[_1]</span>, but the $text{'item'} $text{'do'} not exist in the institutional directory.",$domdesc).'<br />';	$response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for [_1], but the $text{'item'} $text{'do'} not exist in the institutional directory.",'<span class="LC_cusr_emph">'.$domdesc.'</span>').'<br />';
if ($mode eq 'upload') {	if ($mode eq 'upload') {
if ($checkitem eq 'username') {	if ($checkitem eq 'username') {
$response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");	$response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
} elsif ($checkitem eq 'id') {	} elsif ($checkitem eq 'id') {
$response .= &mt("Either upload a file which includes $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the ID/Student Number field.");	$response .= &mt("Either upload a file which includes $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the Student/Employee ID field.");
	}
	} elsif ($mode eq 'selfcreate') {
	if ($checkitem eq 'id') {
	$response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
}	}
} else {	} else {
if ($checkitem eq 'username') {	if ($checkitem eq 'username') {
Line 6835 sub personal_data_fieldtitles {	Line 7181 sub personal_data_fieldtitles {
middlename => 'Middle Name',	middlename => 'Middle Name',
generation => 'Generation',	generation => 'Generation',
gen => 'Generation',	gen => 'Generation',
	inststatus => 'Affiliation',
);	);
return %fieldtitles;	return %fieldtitles;
}	}
Line 6844 sub sorted_inst_types {	Line 7191 sub sorted_inst_types {
my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);	my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
my $othertitle = &mt('All users');	my $othertitle = &mt('All users');
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$othertitle = 'any';	$othertitle = &mt('Any users');
}	}
my @types;	my @types;
if (ref($order) eq 'ARRAY') {	if (ref($order) eq 'ARRAY') {
Line 6857 sub sorted_inst_types {	Line 7204 sub sorted_inst_types {
}	}
if (keys(%{$usertypes}) > 0) {	if (keys(%{$usertypes}) > 0) {
$othertitle = &mt('Other users');	$othertitle = &mt('Other users');
if ($env{'request.course.id'}) {
$othertitle = 'other';
}
}	}
return ($othertitle,$usertypes,\@types);	return ($othertitle,$usertypes,\@types);
}	}
Line 6907 sub get_institutional_codes {	Line 7251 sub get_institutional_codes {

=pod	=pod

	=head1 Slot Helpers

	=over 4

	=item * sorted_slots()

	Sorts an array of slot names in order of slot start time (earliest first).

	Inputs:

	=over 4

	slotsarr - Reference to array of unsorted slot names.

	slots - Reference to hash of hash, where outer hash keys are slot names.

	=back

	Returns:

	=over 4

	sorted - An array of slot names sorted by the start time of the slot.

	=back

	=back

	=cut


	sub sorted_slots {
	my ($slotsarr,$slots) = @_;
	my @sorted;
	if ((ref($slotsarr) eq 'ARRAY') && (ref($slots) eq 'HASH')) {
	@sorted =
	sort {
	if (ref($slots->{$a}) && ref($slots->{$b})) {
	return $slots->{$a}{'starttime'} <=> $slots->{$b}{'starttime'}
	}
	if (ref($slots->{$a})) { return -1;}
	if (ref($slots->{$b})) { return 1;}
	return 0;
	} @{$slotsarr};
	}
	return @sorted;
	}

	=pod

=back	=back

=head1 HTTP Helpers	=head1 HTTP Helpers
Line 7045 sub get_env_multiple {	Line 7439 sub get_env_multiple {
return(@values);	return(@values);
}	}

	sub ask_for_embedded_content {
	my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
	my $upload_output = '
	<form name="upload_embedded" action="'.$actionurl.'"
	method="post" enctype="multipart/form-data">';
	$upload_output .= $state;
	$upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();

	my $num = 0;
	foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
	$upload_output .= &start_data_table_row().
	'<td>'.$embed_file.'</td><td>';
	if ($args->{'ignore_remote_references'}
	&& $embed_file =~ m{^\w+://}) {
	$upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
	} elsif ($args->{'error_on_invalid_names'}
	&& $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {

	$upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';

	} else {
	$upload_output .='
	<input name="embedded_item_'.$num.'" type="file" value="" />
	<input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
	my $attrib = join(':',@{$$allfiles{$embed_file}});
	$upload_output .=
	"\n\t\t".
	'<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
	$attrib.'" />';
	if (exists($$codebase{$embed_file})) {
	$upload_output .=
	"\n\t\t".
	'<input name="codebase_'.$num.'" type="hidden" value="'.
	&escape($$codebase{$embed_file}).'" />';
	}
	}
	$upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
	$num++;
	}
	$upload_output .= &Apache::loncommon::end_data_table().'<br />
	<input type ="hidden" name="number_embedded_items" value="'.$num.'" />
	<input type ="submit" value="'.&mt('Upload Listed Files').'" />
	'.&mt('(only files for which a location has been provided will be uploaded)').'
	</form>';
	return $upload_output;
	}

	sub upload_embedded {
	my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
	$current_disk_usage) = @_;
	my $output;
	for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
	next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
	my $orig_uploaded_filename =
	$env{'form.embedded_item_'.$i.'.filename'};

	$env{'form.embedded_orig_'.$i} =
	&unescape($env{'form.embedded_orig_'.$i});
	my ($path,$fname) =
	($env{'form.embedded_orig_'.$i} =~ m{(./)([^/])});
	# no path, whole string is fname
	if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };

	$path = $env{'form.currentpath'}.$path;
	$fname = &Apache::lonnet::clean_filename($fname);
	# See if there is anything left
	next if ($fname eq '');

	# Check if file already exists as a file or directory.
	my ($state,$msg);
	if ($context eq 'portfolio') {
	my $port_path = $dirpath;
	if ($group ne '') {
	$port_path = "groups/$group/$port_path";
	}
	($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
	$dir_root,$port_path,$disk_quota,
	$current_disk_usage,$uname,$udom);
	if ($state eq 'will_exceed_quota'
	\|\| $state eq 'file_locked'
	\|\| $state eq 'file_exists' ) {
	$output .= $msg;
	next;
	}
	} elsif (($context eq 'author') \|\| ($context eq 'testbank')) {
	($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
	if ($state eq 'exists') {
	$output .= $msg;
	next;
	}
	}
	# Check if extension is valid
	if (($fname =~ /\.(\w+)$/) &&
	(&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
	$output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
	next;
	} elsif (($fname =~ /\.(\w+)$/) &&
	(!defined(&Apache::loncommon::fileembstyle($1)))) {
	$output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
	next;
	} elsif ($fname=~/\.(\d+)\.(\w+)$/) {
	$output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
	next;
	}

	$env{'form.embedded_item_'.$i.'.filename'}=$fname;
	if ($context eq 'portfolio') {
	my $result=
	&Apache::lonnet::userfileupload('embedded_item_'.$i,'',
	$dirpath.$path);
	if ($result !~ m\|^/uploaded/\|) {
	$output .= '<span class="LC_error">'
	.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
	,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
	.'</span><br />';
	next;
	} else {
	$output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
	$path.$fname.'</span>').'</p>';
	}
	} else {
	# Save the file
	my $target = $env{'form.embedded_item_'.$i};
	my $fullpath = $dir_root.$dirpath.'/'.$path;
	my $dest = $fullpath.$fname;
	my $url = $url_root.$dirpath.'/'.$path.$fname;
	my @parts=split(/\//,$fullpath);
	my $count;
	my $filepath = $dir_root;
	for ($count=4;$count<=$#parts;$count++) {
	$filepath .= "/$parts[$count]";
	if ((-e $filepath)!=1) {
	mkdir($filepath,0770);
	}
	}
	my $fh;
	if (!open($fh,'>'.$dest)) {
	&Apache::lonnet::logthis('Failed to create '.$dest);
	$output .= '<span class="LC_error">'.
	&mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
	'</span><br />';
	} else {
	if (!print $fh $env{'form.embedded_item_'.$i}) {
	&Apache::lonnet::logthis('Failed to write to '.$dest);
	$output .= '<span class="LC_error">'.
	&mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
	'</span><br />';
	} else {
	if ($context eq 'testbank') {
	$output .= &mt('Embedded file uploaded successfully:').
	' <a href="'.$url.'">'.
	$orig_uploaded_filename.'</a><br />';
	} else {
	$output .= '<font size="+2">'.
	&mt('View embedded file: [_1]','<a href="'.$url.'">'.
	$orig_uploaded_filename.'</a>').'</font><br />';
	}
	}
	close($fh);
	}
	}
	}
	return $output;
	}

	sub check_for_existing {
	my ($path,$fname,$element) = @_;
	my ($state,$msg);
	if (-d $path.'/'.$fname) {
	$state = 'exists';
	$msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
	} elsif (-e $path.'/'.$fname) {
	$state = 'exists';
	$msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
	}
	if ($state eq 'exists') {
	$msg = '<span class="LC_error">'.$msg.'</span><br />';
	}
	return ($state,$msg);
	}

	sub check_for_upload {
	my ($path,$fname,$group,$element,$portfolio_root,$port_path,
	$disk_quota,$current_disk_usage,$uname,$udom) = @_;
	my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
	my $getpropath = 1;
	my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
	$getpropath);
	my $found_file = 0;
	my $locked_file = 0;
	foreach my $line (@dir_list) {
	my ($file_name)=split(/\&/,$line,2);
	if ($file_name eq $fname){
	$file_name = $path.$file_name;
	if ($group ne '') {
	$file_name = $group.$file_name;
	}
	$found_file = 1;
	if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
	$locked_file = 1;
	}
	}
	}
	if (($current_disk_usage + $filesize) > $disk_quota){
	my $msg = '<span class="LC_error">'.
	&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
	'<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
	return ('will_exceed_quota',$msg);
	} elsif ($found_file) {
	if ($locked_file) {
	my $msg = '<span class="LC_error">';
	$msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
	$msg .= '</span><br />';
	$msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
	return ('file_locked',$msg);
	} else {
	my $msg = '<span class="LC_error">';
	$msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
	$msg .= '</span>';
	$msg .= '<br />';
	$msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
	return ('file_exists',$msg);
	}
	}
	}


=pod	=pod

Line 7233 sub upfile_select_html {	Line 7853 sub upfile_select_html {
# xml => &mt('HTML/XML'),	# xml => &mt('HTML/XML'),
);	);
my $Str = '<input type="file" name="upfile" size="50" />'.	my $Str = '<input type="file" name="upfile" size="50" />'.
'<br />Type: <select name="upfiletype">';	'<br />'.&mt('Type').': <select name="upfiletype">';
foreach my $type (sort(keys(%Types))) {	foreach my $type (sort(keys(%Types))) {
$Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";	$Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
}	}
Line 7274 Apache Request ref, $records is an array	Line 7894 Apache Request ref, $records is an array
######################################################	######################################################
sub csv_print_samples {	sub csv_print_samples {
my ($r,$records) = @_;	my ($r,$records) = @_;
my $samples = &get_samples($records,3);	my $samples = &get_samples($records,5);

$r->print(&mt('Samples').'<br />'.&start_data_table().	$r->print(&mt('Samples').'<br />'.&start_data_table().
&start_data_table_header_row());	&start_data_table_header_row());
Line 7321 sub csv_print_select_table {	Line 7941 sub csv_print_select_table {
&end_data_table_header_row()."\n");	&end_data_table_header_row()."\n");
foreach my $array_ref (@$d) {	foreach my $array_ref (@$d) {
my ($value,$display,$defaultcol)=@{ $array_ref };	my ($value,$display,$defaultcol)=@{ $array_ref };
$r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');	$r->print(&start_data_table_row().'<td>'.$display.'</td>');

$r->print('<td><select name=f'.$i.	$r->print('<td><select name=f'.$i.
' onchange="javascript:flip(this.form,'.$i.');">');	' onchange="javascript:flip(this.form,'.$i.');">');
Line 7329 sub csv_print_select_table {	Line 7949 sub csv_print_select_table {
foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {	foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
$r->print('<option value="'.$sample.'"'.	$r->print('<option value="'.$sample.'"'.
($sample eq $defaultcol ? ' selected="selected" ' : '').	($sample eq $defaultcol ? ' selected="selected" ' : '').
'>Column '.($sample+1).'</option>');	'>'.&mt('Column [_1]',($sample+1)).'</option>');
}	}
$r->print('</select></td>'.&end_data_table_row()."\n");	$r->print('</select></td>'.&end_data_table_row()."\n");
$i++;	$i++;
Line 7360 sub csv_samples_select_table {	Line 7980 sub csv_samples_select_table {
my ($r,$records,$d) = @_;	my ($r,$records,$d) = @_;
my $i=0;	my $i=0;
#	#
my $samples = &get_samples($records,3);	my $max_samples = 5;
	my $samples = &get_samples($records,$max_samples);
$r->print(&start_data_table().	$r->print(&start_data_table().
&start_data_table_header_row().'<th>'.	&start_data_table_header_row().'<th>'.
&mt('Field').'</th><th>'.&mt('Samples').'</th>'.	&mt('Field').'</th><th>'.&mt('Samples').'</th>'.
Line 7376 sub csv_samples_select_table {	Line 7997 sub csv_samples_select_table {
$display.'</option>');	$display.'</option>');
}	}
$r->print('</select></td><td>');	$r->print('</select></td><td>');
foreach my $line (0..2) {	foreach my $line (0..($max_samples-1)) {
if (defined($samples->[$line]{$key})) {	if (defined($samples->[$line]{$key})) {
$r->print($samples->[$line]{$key}."<br />\n");	$r->print($samples->[$line]{$key}."<br />\n");
}	}
Line 7976 sub restore_settings {	Line 8597 sub restore_settings {

=item * &build_recipient_list()	=item * &build_recipient_list()

Build recipient lists for three types of e-mail:	Build recipient lists for four types of e-mail:
(a) Error Reports, (b) Package Updates, (c) Help requests, generated by	(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.	(d) Help requests, generated by
	lonerrorhandler.pm, CHECKRPMS, loncron, and lonsupportreq.pm respectively.

Inputs:	Inputs:
defmail (scalar - email address of default recipient),	defmail (scalar - email address of default recipient),
Line 8002 sub build_recipient_list {	Line 8624 sub build_recipient_list {
my %domconfig =	my %domconfig =
&Apache::lonnet::get_dom('configuration',['contacts'],$defdom);	&Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
if (ref($domconfig{'contacts'}) eq 'HASH') {	if (ref($domconfig{'contacts'}) eq 'HASH') {
if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {	if (exists($domconfig{'contacts'}{$mailing})) {
my @contacts = ('adminemail','supportemail');	if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
foreach my $item (@contacts) {	my @contacts = ('adminemail','supportemail');
if ($domconfig{'contacts'}{$mailing}{$item}) {	foreach my $item (@contacts) {
my $addr = $domconfig{'contacts'}{$item};	if ($domconfig{'contacts'}{$mailing}{$item}) {
if (!grep(/^\Q$addr\E$/,@recipients)) {	my $addr = $domconfig{'contacts'}{$item};
push(@recipients,$addr);	if (!grep(/^\Q$addr\E$/,@recipients)) {
	push(@recipients,$addr);
	}
}	}
	$otheremails = $domconfig{'contacts'}{$mailing}{'others'};
}	}
$otheremails = $domconfig{'contacts'}{$mailing}{'others'};
}	}
	} elsif ($origmail ne '') {
	push(@recipients,$origmail);
}	}
} elsif ($origmail ne '') {	} elsif ($origmail ne '') {
push(@recipients,$origmail);	push(@recipients,$origmail);
}	}
if ($defmail ne '') {	if (defined($defmail)) {
push(@recipients,$defmail);	if ($defmail ne '') {
	push(@recipients,$defmail);
	}
}	}
if ($otheremails) {	if ($otheremails) {
my @others;	my @others;
Line 8054 domain - to an array. Also generates ja	Line 8682 domain - to an array. Also generates ja
generate Domain Coordinator interface for editing Course Categories.	generate Domain Coordinator interface for editing Course Categories.

Inputs:	Inputs:

categories (reference to hash of category definitions).	categories (reference to hash of category definitions).

cats (reference to array of arrays/hashes which encapsulates hierarchy of	cats (reference to array of arrays/hashes which encapsulates hierarchy of
categories and subcategories).	categories and subcategories).

idx (reference to hash of counters used in Domain Coordinator interface for	idx (reference to hash of counters used in Domain Coordinator interface for
editing Course Categories).	editing Course Categories).

jsarray (reference to array of categories used to create Javascript arrays for	jsarray (reference to array of categories used to create Javascript arrays for
Domain Coordinator interface for editing Course Categories).	Domain Coordinator interface for editing Course Categories).

Line 8101 sub gather_categories {	Line 8733 sub gather_categories {
Used to generate breadcrumb trails for course categories.	Used to generate breadcrumb trails for course categories.

Inputs:	Inputs:

categories (reference to hash of category definitions).	categories (reference to hash of category definitions).

cats (reference to array of arrays/hashes which encapsulates hierarchy of	cats (reference to array of arrays/hashes which encapsulates hierarchy of
categories and subcategories).	categories and subcategories).

trails (reference to array of breacrumb trails for each category).	trails (reference to array of breacrumb trails for each category).

allitems (reference to hash - key is category key	allitems (reference to hash - key is category key
(format: escaped(name):escaped(parent category):depth in hierarchy).	(format: escaped(name):escaped(parent category):depth in hierarchy).

idx (reference to hash of counters used in Domain Coordinator interface for	idx (reference to hash of counters used in Domain Coordinator interface for
editing Course Categories).	editing Course Categories).

jsarray (reference to array of categories used to create Javascript arrays for	jsarray (reference to array of categories used to create Javascript arrays for
Domain Coordinator interface for editing Course Categories).	Domain Coordinator interface for editing Course Categories).

	subcats (reference to hash of arrays containing all subcategories within each
	category, -recursive)

Returns: nothing	Returns: nothing

Side effects: populates trails and allitems hash references.	Side effects: populates trails and allitems hash references.
Line 8119 Side effects: populates trails and allit	Line 8760 Side effects: populates trails and allit
=cut	=cut

sub extract_categories {	sub extract_categories {
my ($categories,$cats,$trails,$allitems,$idx,$jsarray) = @_;	my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
if (ref($categories) eq 'HASH') {	if (ref($categories) eq 'HASH') {
&gather_categories($categories,$cats,$idx,$jsarray);	&gather_categories($categories,$cats,$idx,$jsarray);
if (ref($cats->[0]) eq 'ARRAY') {	if (ref($cats->[0]) eq 'ARRAY') {
Line 8140 sub extract_categories {	Line 8781 sub extract_categories {
if (ref($cats->[1]{$name}) eq 'ARRAY') {	if (ref($cats->[1]{$name}) eq 'ARRAY') {
for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {	for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
my $category = $cats->[1]{$name}[$j];	my $category = $cats->[1]{$name}[$j];
&recurse_categories($cats,2,$category,$trails,$allitems,\@parents);	if (ref($subcats) eq 'HASH') {
	push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
	}
	&recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
	}
	} else {
	if (ref($subcats) eq 'HASH') {
	$subcats->{$item} = [];
}	}
}	}
}	}
Line 8156 sub extract_categories {	Line 8804 sub extract_categories {
Recursively used to generate breadcrumb trails for course categories.	Recursively used to generate breadcrumb trails for course categories.

Inputs:	Inputs:

cats (reference to array of arrays/hashes which encapsulates hierarchy of	cats (reference to array of arrays/hashes which encapsulates hierarchy of
categories and subcategories).	categories and subcategories).

depth (current depth in hierarchy of categories and sub-categories - 0 indexed).	depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
category (current course category, for which breadcrumb trail is being generated).
trails (reference to array of breacrumb trails for each category).	category (current course category, for which breadcrumb trail is being generated).

	trails (reference to array of breadcrumb trails for each category).

allitems (reference to hash - key is category key	allitems (reference to hash - key is category key
(format: escaped(name):escaped(parent category):depth in hierarchy).	(format: escaped(name):escaped(parent category):depth in hierarchy).

parents (array containing containers directories for current category,	parents (array containing containers directories for current category,
back to top level).	back to top level).

Line 8170 Returns: nothing	Line 8824 Returns: nothing

Side effects: populates trails and allitems hash references	Side effects: populates trails and allitems hash references

=back

=cut	=cut

sub recurse_categories {	sub recurse_categories {
my ($cats,$depth,$category,$trails,$allitems,$parents) = @_;	my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
my $shallower = $depth - 1;	my $shallower = $depth - 1;
if (ref($cats->[$depth]{$category}) eq 'ARRAY') {	if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {	for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
Line 8188 sub recurse_categories {	Line 8840 sub recurse_categories {
}	}
my $deeper = $depth+1;	my $deeper = $depth+1;
push(@{$parents},$category);	push(@{$parents},$category);
&recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents);	if (ref($subcats) eq 'HASH') {
	my $subcat = &escape($name).':'.$category.':'.$depth;
	for (my $j=@{$parents}; $j>=0; $j--) {
	my $higher;
	if ($j > 0) {
	$higher = &escape($parents->[$j]).':'.
	&escape($parents->[$j-1]).':'.$j;
	} else {
	$higher = &escape($parents->[$j]).'::'.$j;
	}
	push(@{$subcats->{$higher}},$subcat);
	}
	}
	&recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
	$subcats);
pop(@{$parents});	pop(@{$parents});
}	}
} else {	} else {
Line 8202 sub recurse_categories {	Line 8868 sub recurse_categories {
return;	return;
}	}

	=pod

	=item *&assign_categories_table()

	Create a datatable for display of hierarchical categories in a domain,
	with checkboxes to allow a course to be categorized.

	Inputs:

	cathash - reference to hash of categories defined for the domain (from
	configuration.db)

	currcat - scalar with an & separated list of categories assigned to a course.

	Returns: $output (markup to be displayed)

	=cut

	sub assign_categories_table {
	my ($cathash,$currcat) = @_;
	my $output;
	if (ref($cathash) eq 'HASH') {
	my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
	&extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
	$maxdepth = scalar(@cats);
	if (@cats > 0) {
	my $itemcount = 0;
	if (ref($cats[0]) eq 'ARRAY') {
	$output = &Apache::loncommon::start_data_table();
	my @currcategories;
	if ($currcat ne '') {
	@currcategories = split('&',$currcat);
	}
	for (my $i=0; $i<@{$cats[0]}; $i++) {
	my $parent = $cats[0][$i];
	my $css_class = $itemcount%2?' class="LC_odd_row"':'';
	next if ($parent eq 'instcode');
	my $item = &escape($parent).'::0';
	my $checked = '';
	if (@currcategories > 0) {
	if (grep(/^\Q$item\E$/,@currcategories)) {
	$checked = ' checked="checked" ';
	}
	}
	$output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
	'<input type="checkbox" name="usecategory" value="'.
	$item.'"'.$checked.' />'.$parent.'</span>'.
	'<input type="hidden" name="catname" value="'.$parent.'" /></td>';
	my $depth = 1;
	push(@path,$parent);
	$output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
	pop(@path);
	$output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
	$itemcount ++;
	}
	$output .= &Apache::loncommon::end_data_table();
	}
	}
	}
	return $output;
	}

	=pod

	=item *&assign_category_rows()

	Create a datatable row for display of nested categories in a domain,
	with checkboxes to allow a course to be categorized,called recursively.

	Inputs:

	itemcount - track row number for alternating colors

	cats - reference to array of arrays/hashes which encapsulates hierarchy of
	categories and subcategories.

	depth - current depth in hierarchy of categories and sub-categories - 0 indexed.

	parent - parent of current category item

	path - Array containing all categories back up through the hierarchy from the
	current category to the top level.

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

	Returns: $output (markup to be displayed).

	=cut

	sub assign_category_rows {
	my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
	my ($text,$name,$item,$chgstr);
	if (ref($cats) eq 'ARRAY') {
	my $maxdepth = scalar(@{$cats});
	if (ref($cats->[$depth]) eq 'HASH') {
	if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
	my $numchildren = @{$cats->[$depth]{$parent}};
	my $css_class = $itemcount%2?' class="LC_odd_row"':'';
	$text .= '<td><table class="LC_datatable">';
	for (my $j=0; $j<$numchildren; $j++) {
	$name = $cats->[$depth]{$parent}[$j];
	$item = &escape($name).':'.&escape($parent).':'.$depth;
	my $deeper = $depth+1;
	my $checked = '';
	if (ref($currcategories) eq 'ARRAY') {
	if (@{$currcategories} > 0) {
	if (grep(/^\Q$item\E$/,@{$currcategories})) {
	$checked = ' checked="checked" ';
	}
	}
	}
	$text .= '<tr><td><span class="LC_nobreak"><label>'.
	'<input type="checkbox" name="usecategory" value="'.
	$item.'"'.$checked.' />'.$name.'</label></span>'.
	'<input type="hidden" name="catname" value="'.$name.'" />'.
	'</td><td>';
	if (ref($path) eq 'ARRAY') {
	push(@{$path},$name);
	$text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
	pop(@{$path});
	}
	$text .= '</td></tr>';
	}
	$text .= '</table></td>';
	}
	}
	}
	return $text;
	}

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


sub commit_customrole {	sub commit_customrole {
my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;	my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.	my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
($start?', '.&mt('starting').' '.localtime($start):'').	($start?', '.&mt('starting').' '.localtime($start):'').
($end?', ending '.localtime($end):'').': <b>'.	($end?', ending '.localtime($end):'').': <b>'.
&Apache::lonnet::assigncustomrole(	&Apache::lonnet::assigncustomrole(
$udom,$uname,$url,$three,$four,$five,$end,$start).	$udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
'</b><br />';	'</b><br />';
return $output;	return $output;
}	}
Line 8486 sub construct_course {	Line 9282 sub construct_course {
'policy.email',	'policy.email',
'comment.email',	'comment.email',
'pch.users.denied',	'pch.users.denied',
'plc.users.denied'],	'plc.users.denied',
	'hidefromcat',
	'categories'],
$$crsudom,$$crsunum);	$$crsudom,$$crsunum);
}	}

Line 8714 sub construct_course {	Line 9512 sub construct_course {
$outcome .= ($fatal?$errtext:'read ok').' - ';	$outcome .= ($fatal?$errtext:'read ok').' - ';
my $title; my $url;	my $title; my $url;
if ($args->{'firstres'} eq 'syl') {	if ($args->{'firstres'} eq 'syl') {
$title='Syllabus';	$title=&mt('Syllabus');
$url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';	$url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
} else {	} else {
$title='Navigate Contents';	$title=&mt('Navigate Contents');
$url='/adm/navmaps';	$url='/adm/navmaps';
}	}

Line 8771 sub icon {	Line 9569 sub icon {
return &lonhttpdurl($iconname);	return &lonhttpdurl($iconname);
}	}

sub lonhttpd_port {
my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
# IE doesn't like a secure page getting images from a non-secure
# port (when logging we haven't parsed the browser type so default
# back to secure
if ((!exists($env{'browser.type'}) \|\| $env{'browser.type'} eq 'explorer')
&& $ENV{'SERVER_PORT'} == 443) {
return 443;
}
return $lonhttpd_port;

}

sub lonhttpdurl {	sub lonhttpdurl {
	#
	# Had been used for "small fry" static images on separate port 8080.
	# Modify here if lightweight http functionality desired again.
	# Currently eliminated due to increasing firewall issues.
	#
my ($url)=@_;	my ($url)=@_;
	return $url;
my $lonhttpd_port = &lonhttpd_port();
if ($lonhttpd_port == 443) {
return 'https://'.$ENV{'SERVER_NAME'}.$url;
}
return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
}	}

sub connection_aborted {	sub connection_aborted {
Line 8828 sub escape_url {	Line 9612 sub escape_url {
return join('/',@urlslices).'/'.$lastitem;	return join('/',@urlslices).'/'.$lastitem;
}	}

	sub compare_arrays {
	my ($arrayref1,$arrayref2) = @_;
	my (@difference,%count);
	@difference = ();
	%count = ();
	if ((ref($arrayref1) eq 'ARRAY') && (ref($arrayref2) eq 'ARRAY')) {
	foreach my $element (@{$arrayref1}, @{$arrayref2}) { $count{$element}++; }
	foreach my $element (keys(%count)) {
	if ($count{$element} == 1) {
	push(@difference,$element);
	}
	}
	}
	return @difference;
	}

# -------------------------------------------------------- Initliaze user login	# -------------------------------------------------------- Initliaze user login
sub init_user_environment {	sub init_user_environment {
my ($r, $username, $domain, $authhost, $form, $args) = @_;	my ($r, $username, $domain, $authhost, $form, $args) = @_;
Line 8870 sub init_user_environment {	Line 9670 sub init_user_environment {
}	}
# Give them a new cookie	# Give them a new cookie
my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}	my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
: $now);	: $now.$$.int(rand(10000)));
$cookie="$username\_$id\_$domain\_$authhost";	$cookie="$username\_$id\_$domain\_$authhost";

# Initialize roles	# Initialize roles
Line 8958 sub init_user_environment {	Line 9758 sub init_user_environment {
}	}
}	}

	foreach my $tool ('aboutme','blog','portfolio') {
	$userenv{'availabletools.'.$tool} =
	&Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
	}

	foreach my $crstype ('official','unofficial') {
	$userenv{'canrequest.'.$crstype} =
	&Apache::lonnet::usertools_access($username,$domain,$crstype,
	'reload','requestcourses');
	}

$env{'user.environment'} = "$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 8985 sub init_user_environment {	Line 9796 sub init_user_environment {

sub _add_to_env {	sub _add_to_env {
my ($idf,$env_data,$prefix) = @_;	my ($idf,$env_data,$prefix) = @_;
while (my ($key,$value) = each(%$env_data)) {	if (ref($env_data) eq 'HASH') {
$idf->{$prefix.$key} = $value;	while (my ($key,$value) = each(%$env_data)) {
$env{$prefix.$key} = $value;	$idf->{$prefix.$key} = $value;
	$env{$prefix.$key} = $value;
	}
}	}
}	}

	# --- Get the symbolic name of a problem and the url
	sub get_symb {
	my ($request,$silent) = @_;
	(my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}\|$ENV{'HTTP_HOST'})--;
	my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
	if ($symb eq '') {
	if (!$silent) {
	$request->print("Unable to handle ambiguous references:$url:.");
	return ();
	}
	}
	&Apache::lonenc::check_decrypt(\$symb);
	return ($symb);
	}

	# --------------------------------------------------------------Get annotation

	sub get_annotation {
	my ($symb,$enc) = @_;

	my $key = $symb;
	if (!$enc) {
	$key =
	&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
	}
	my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
	return $annotation{$key};
	}

	sub clean_symb {
	my ($symb,$delete_enc) = @_;

	&Apache::lonenc::check_decrypt(\$symb);
	my $enc = $env{'request.enc'};
	if ($delete_enc) {
	delete($env{'request.enc'});
	}

	return ($symb,$enc);
	}

=pod	=pod

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

Removed from v.1.657
changed lines
	Added in v.1.692.4.3