loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.155 and 1.198

version 1.155, 2003/11/17 15:14:48	version 1.198, 2004/07/12 17:02:07
Line 25	Line 25
#	#
# http://www.lon-capa.org/	# http://www.lon-capa.org/
#	#
# YEAR=2001
# 2/13-12/7 Guy Albertelli
# 12/21 Gerd Kortemeyer
# 12/25,12/28 Gerd Kortemeyer
# YEAR=2002
# 1/4 Gerd Kortemeyer
# 6/24,7/2 H. K. Ng

# Makes a table out of the previous attempts	# Makes a table out of the previous attempts
# Inputs result_from_symbread, user, domain, course_id	# Inputs result_from_symbread, user, domain, course_id
Line 73 use HTML::Entities;	Line 66 use HTML::Entities;

my $readit;	my $readit;

=pod	##
	## Global Variables
=head1 Global Variables	##

=cut

# ----------------------------------------------- Filetypes/Languages/Copyright	# ----------------------------------------------- Filetypes/Languages/Copyright
my %language;	my %language;
my %supported_language;	my %supported_language;
my %cprtag;	my %cprtag;
	my %scprtag;
my %fe; my %fd;	my %fe; my %fd;
my %category_extensions;	my %category_extensions;

Line 111 BEGIN {	Line 103 BEGIN {
unless ($readit) {	unless ($readit) {
# ------------------------------------------------------------------- languages	# ------------------------------------------------------------------- languages
{	{
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.	my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/language.tab');	'/language.tab';
if ($fh) {	if ( open(my $fh,"<$langtabfile") ) {
while (<$fh>) {	while (<$fh>) {
next if /^\#/;	next if /^\#/;
chomp;	chomp;
my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$_));	my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$_));
$language{$key}=$val.' - '.$enc;	$language{$key}=$val.' - '.$enc;
if ($sup) {	if ($sup) {
$supported_language{$key}=$sup;	$supported_language{$key}=$sup;
}	}
}	}
}	close($fh);
	}
}	}
# ------------------------------------------------------------------ copyrights	# ------------------------------------------------------------------ copyrights
{	{
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonIncludes'}.	my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
'/copyright.tab');	'/copyright.tab';
if ($fh) {	if ( open (my $fh,"<$copyrightfile") ) {
while (<$fh>) {	while (<$fh>) {
next if /^\#/;	next if /^\#/;
chomp;	chomp;
my ($key,$val)=(split(/\s+/,$_,2));	my ($key,$val)=(split(/\s+/,$_,2));
$cprtag{$key}=$val;	$cprtag{$key}=$val;
}	}
}	close($fh);
	}
	}
	# ------------------------------------------------------------------ source copyrights
	{
	my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
	'/source_copyright.tab';
	if ( open (my $fh,"<$sourcecopyrightfile") ) {
	while (<$fh>) {
	next if /^\#/;
	chomp;
	my ($key,$val)=(split(/\s+/,$_,2));
	$scprtag{$key}=$val;
	}
	close($fh);
	}
}	}

# -------------------------------------------------------------- domain designs	# -------------------------------------------------------------- domain designs
Line 147 BEGIN {	Line 155 BEGIN {
while ($filename=readdir(DIR)) {	while ($filename=readdir(DIR)) {
my ($domain)=($filename=~/^(\w+)\./);	my ($domain)=($filename=~/^(\w+)\./);
{	{
my $fh=Apache::File->new($designdir.'/'.$filename);	my $designfile = $designdir.'/'.$filename;
if ($fh) {	if ( open (my $fh,"<$designfile") ) {
while (<$fh>) {	while (<$fh>) {
next if /^\#/;	next if /^\#/;
chomp;	chomp;
my ($key,$val)=(split(/\=/,$_));	my ($key,$val)=(split(/\=/,$_));
if ($val) { $designhash{$domain.'.'.$key}=$val; }	if ($val) { $designhash{$domain.'.'.$key}=$val; }
}	}
}	close($fh);
	}
}	}

}	}
Line 164 BEGIN {	Line 173 BEGIN {

# ------------------------------------------------------------- file categories	# ------------------------------------------------------------- file categories
{	{
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.	my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/filecategories.tab');	'/filecategories.tab';
if ($fh) {	if ( open (my $fh,"<$categoryfile") ) {
while (<$fh>) {	while (<$fh>) {
next if /^\#/;	next if /^\#/;
chomp;	chomp;
my ($extension,$category)=(split(/\s+/,$_,2));	my ($extension,$category)=(split(/\s+/,$_,2));
push @{$category_extensions{lc($category)}},$extension;	push @{$category_extensions{lc($category)}},$extension;
}	}
}	close($fh);
	}

}	}
# ------------------------------------------------------------------ file types	# ------------------------------------------------------------------ file types
{	{
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.	my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
'/filetypes.tab');	'/filetypes.tab';
if ($fh) {	if ( open (my $fh,"<$typesfile") ) {
while (<$fh>) {	while (<$fh>) {
next if (/^\#/);	next if (/^\#/);
chomp;	chomp;
my ($ending,$emb,$descr)=split(/\s+/,$_,3);	my ($ending,$emb,$descr)=split(/\s+/,$_,3);
if ($descr ne '') {	if ($descr ne '') {
$fe{$ending}=lc($emb);	$fe{$ending}=lc($emb);
$fd{$ending}=$descr;	$fd{$ending}=$descr;
}	}
}	}
}	close($fh);
	}
}	}
&Apache::lonnet::logthis(	&Apache::lonnet::logthis(
"<font color=yellow>INFO: Read file types</font>");	"<font color=yellow>INFO: Read file types</font>");
Line 204 BEGIN {	Line 216 BEGIN {

=pod	=pod

=head1 General Subroutines

=over 4

=head1 HTML and Javascript Functions	=head1 HTML and Javascript Functions

=over 4	=over 4
Line 219 containing javascript with two functions	Line 227 containing javascript with two functions
C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>	C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
tags.	tags.

=over 4

=item * openbrowser(formname,elementname,only,omit) [javascript]	=item * openbrowser(formname,elementname,only,omit) [javascript]

inputs: formname, elementname, only, omit	inputs: formname, elementname, only, omit
Line 229 formname and elementname indicate the na	Line 235 formname and elementname indicate the na
the element that the results of the browsing selection are to be placed in.	the element that the results of the browsing selection are to be placed in.

Specifying 'only' will restrict the browser to displaying only files	Specifying 'only' will restrict the browser to displaying only files
with the given extension. Can be a comma seperated list.	with the given extension. Can be a comma separated list.

Specifying 'omit' will restrict the browser to NOT displaying files	Specifying 'omit' will restrict the browser to NOT displaying files
with the given extension. Can be a comma seperated list.	with the given extension. Can be a comma separated list.

=item * opensearcher(formname, elementname) [javascript]	=item * opensearcher(formname, elementname) [javascript]

Line 241 Inputs: formname, elementname	Line 247 Inputs: formname, elementname
formname and elementname specify the name of the html form and the name	formname and elementname specify the name of the html form and the name
of the element the selection from the search results will be placed in.	of the element the selection from the search results will be placed in.

=back

=cut	=cut

sub browser_and_searcher_javascript {	sub browser_and_searcher_javascript {
	my $resurl=&lastresurl();
return <<END;	return <<END;
var editbrowser = null;	var editbrowser = null;
function openbrowser(formname,elementname,only,omit,titleelement) {	function openbrowser(formname,elementname,only,omit,titleelement) {
var url = '/res/?';	var url = '$resurl/?';
if (editbrowser == null) {	if (editbrowser == null) {
url += 'launch=1&';	url += 'launch=1&';
}	}
Line 294 sub browser_and_searcher_javascript {	Line 299 sub browser_and_searcher_javascript {
END	END
}	}

	sub lastresurl {
	if ($ENV{'environment.lastresurl'}) {
	return $ENV{'environment.lastresurl'}
	} else {
	return '/res';
	}
	}

	sub storeresurl {
	my $resurl=&Apache::lonnet::clutter(shift);
	unless ($resurl=~/^\/res/) { return 0; }
	$resurl=~s/\/$//;
	&Apache::lonnet::put('environment',{'lastresurl' => $resurl});
	&Apache::lonnet::appenv('environment.lastresurl' => $resurl);
	return 1;
	}

sub studentbrowser_javascript {	sub studentbrowser_javascript {
unless (	unless (
(($ENV{'request.course.id'}) &&	(($ENV{'request.course.id'}) &&
Line 346 sub coursebrowser_javascript {	Line 368 sub coursebrowser_javascript {
return (<<ENDSTDBRW);	return (<<ENDSTDBRW);
<script type="text/javascript" language="Javascript" >	<script type="text/javascript" language="Javascript" >
var stdeditbrowser;	var stdeditbrowser;
function opencrsbrowser(formname,uname,udom) {	function opencrsbrowser(formname,uname,udom,desc) {
var url = '/adm/pickcourse?';	var url = '/adm/pickcourse?';
var filter;	var filter;
if (filter != null) {	if (filter != null) {
Line 361 sub coursebrowser_javascript {	Line 383 sub coursebrowser_javascript {
}	}
}	}
url += 'form=' + formname + '&cnumelement='+uname+	url += 'form=' + formname + '&cnumelement='+uname+
'&cdomelement='+udom;	'&cdomelement='+udom+
	'&cnameelement='+desc;
var title = 'Course_Browser';	var title = 'Course_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 373 ENDSTDBRW	Line 396 ENDSTDBRW
}	}

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

=pod	=pod
Line 565 sub help_open_topic {	Line 588 sub help_open_topic {
my $template = "";	my $template = "";
my $link;	my $link;

	$topic=~s/\W/\_/g;

if (!$stayOnPage)	if (!$stayOnPage)
{	{
$link = "javascript:void(open('/adm/help/${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'))";
Line 583 sub help_open_topic {	Line 608 sub help_open_topic {
}	}

# Add the graphic	# Add the graphic
	my $title = &mt('Online Help');
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>	<a href="$link" title="$title"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>
ENDTEMPLATE	ENDTEMPLATE
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') { $template.='</td></tr></table>' };
return $template;	return $template;
Line 611 sub helpLatexCheatsheet {	Line 637 sub helpLatexCheatsheet {
.'</td></tr></table>';	.'</td></tr></table>';
}	}

	sub help_open_menu {
	my ($color,$topic,$component_help,$function,$faq,$bug,$stayOnPage,$width,$height,$text) = @_;
	$text = "" if (not defined $text);
	$stayOnPage = 0 if (not defined $stayOnPage);
	if ($ENV{'browser.interface'} eq 'textual' \|\|
	$ENV{'environment.remote'} eq 'off' ) {
	$stayOnPage=1;
	}
	$width = 620 if (not defined $width);
	$height = 600 if (not defined $height);
	my $link='';
	my $title = &mt('Choose your help');
	my $origurl = $ENV{'REQUEST_URI'};
	my $timestamp = time;
	foreach (\$color,\$function,\$topic,\$component_help,\$faq,\$bug,\$origurl) {
	$$_ = &Apache::lonnet::escape($$_);
	}

	if (!$stayOnPage) {
	$link = "javascript:helpMenu('open')";
	} else {
	$link = "javascript:helpMenu('display')";
	}
	my $banner_link = "/adm/helpmenu?page=banner&color=$color&function=$function&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
	my $details_link = "/adm/helpmenu?page=body&color=$color&function=$function&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp";
	my $template;
	if ($text ne "") {
	$template .=
	"<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
	"<td bgcolor='#448844'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
	}
	$template .= <<"ENDTEMPLATE";
	<script>
	function helpMenu(caller) {
	if (caller == 'open') {
	newWindow = window.open("","helpmenu","HEIGHT=$height,WIDTH=$width,resize=yes,scrollbars=yes" )
	caller = newWindow.document
	} else {
	caller = this.document
	}
	caller.write("<html><head><title>LON-CAPA Help Menu</title><meta http-equiv='pragma' content='no-cache'></head>")
	caller.write("<frameset rows='105,*' border='0'><frame name='bannerframe' src='$banner_link'><frame name='bodyframe' src='$details_link'></frameset>")
	caller.write("</html>")
	caller.close()
	if (caller == newWindow.document) {
	caller.focus()
	}
	}
	</script>
	<a href="$link" title="$title"><image src="/adm/lonMisc/smallFAQ.gif" border="0" alt="(Help Menu)" /></a>
	ENDTEMPLATE
	if ($text ne '') { $template.='</td></tr></table>' };
	return $template;
	}

	sub help_open_bug {
	my ($topic, $text, $stayOnPage, $width, $height) = @_;
	unless ($ENV{'user.adv'}) { return ''; }
	unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
	$text = "" if (not defined $text);
	$stayOnPage = 0 if (not defined $stayOnPage);
	if ($ENV{'browser.interface'} eq 'textual' \|\|
	$ENV{'environment.remote'} eq 'off' ) {
	$stayOnPage=1;
	}
	$width = 600 if (not defined $width);
	$height = 600 if (not defined $height);

	$topic=~s/\W+/\+/g;
	my $link='';
	my $template='';
	my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
	&Apache::lonnet::escape($ENV{'REQUEST_URI'}).'&component='.$topic;
	if (!$stayOnPage)
	{
	$link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
	}
	else
	{
	$link = $url;
	}
	# Add the text
	if ($text ne "")
	{
	$template .=
	"<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
	"<td bgcolor='#FF5555'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
	}

	# Add the graphic
	my $title = &mt('Report a Bug');
	$template .= <<"ENDTEMPLATE";
	<a href="$link" title="$title"><image src="/adm/lonMisc/smallBug.gif" border="0" alt="(Bug: $topic)" /></a>
	ENDTEMPLATE
	if ($text ne '') { $template.='</td></tr></table>' };
	return $template;

	}

	sub help_open_faq {
	my ($topic, $text, $stayOnPage, $width, $height) = @_;
	unless ($ENV{'user.adv'}) { return ''; }
	unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
	$text = "" if (not defined $text);
	$stayOnPage = 0 if (not defined $stayOnPage);
	if ($ENV{'browser.interface'} eq 'textual' \|\|
	$ENV{'environment.remote'} eq 'off' ) {
	$stayOnPage=1;
	}
	$width = 350 if (not defined $width);
	$height = 400 if (not defined $height);

	$topic=~s/\W+/\+/g;
	my $link='';
	my $template='';
	my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
	if (!$stayOnPage)
	{
	$link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
	}
	else
	{
	$link = $url;
	}

	# Add the text
	if ($text ne "")
	{
	$template .=
	"<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
	"<td bgcolor='#448844'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
	}

	# Add the graphic
	my $title = &mt('View the FAQ');
	$template .= <<"ENDTEMPLATE";
	<a href="$link" title="$title"><image src="/adm/lonMisc/smallFAQ.gif" border="0" alt="(FAQ: $topic)" /></a>
	ENDTEMPLATE
	if ($text ne '') { $template.='</td></tr></table>' };
	return $template;

	}

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

=pod	=pod

=item * csv_translate($text)	=item * csv_translate($text)

Translate $text to allow it to be output as a 'comma seperated values'	Translate $text to allow it to be output as a 'comma separated values'
format.	format.

=cut	=cut

	###############################################################
	###############################################################
sub csv_translate {	sub csv_translate {
my $text = shift;	my $text = shift;
$text =~ s/\"/\"\"/g;	$text =~ s/\"/\"\"/g;
Line 627 sub csv_translate {	Line 801 sub csv_translate {
return $text;	return $text;
}	}


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

	=pod

	=item * define_excel_formats

	Define some commonly used Excel cell formats.

	Currently supported formats:

	=over 4

	=item header

	=item bold

	=item h1

	=item h2

	=item h3

	=item date

	=back

	Inputs: $workbook

	Returns: $format, a hash reference.

	=cut

	###############################################################
	###############################################################
	sub define_excel_formats {
	my ($workbook) = @_;
	my $format;
	$format->{'header'} = $workbook->add_format(bold => 1,
	bottom => 1,
	align => 'center');
	$format->{'bold'} = $workbook->add_format(bold=>1);
	$format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
	$format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
	$format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
	$format->{'date'} = $workbook->add_format(num_format=>
	'mmm d yyyy hh:mm AM/PM');
	return $format;
	}

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

=pod	=pod

=item * change_content_javascript():	=item * change_content_javascript():
Line 735 sub get_domains {	Line 963 sub get_domains {
my @domains;	my @domains;
my %seen;	my %seen;
foreach (sort values(%Apache::lonnet::hostdom)) {	foreach (sort values(%Apache::lonnet::hostdom)) {
push (@domains,$_) unless $seen{$_}++;	push (@domains,$_) unless $seen{$_}++;
}	}
return @domains;	return @domains;
}	}

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

	sub domain_select {
	my ($name,$value,$multiple)=@_;
	my %domains=map {
	$_ => $_.' '.$Apache::lonnet::domaindescription{$_}
	} &get_domains;
	if ($multiple) {
	$domains{''}=&mt('Any domain');
	return &multiple_select_form($name,$value,4,%domains);
	} else {
	return &select_form($name,$value,%domains);
	}
	}

	sub multiple_select_form {
	my ($name,$value,$size,%hash)=@_;
	my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
	my $output='';
	if (! defined($size)) {
	$size = 4;
	if (scalar(keys(%hash))<4) {
	$size = scalar(keys(%hash));
	}
	}
	$output.="\n<select name='$name' size='$size' multiple='1'>";
	foreach (sort(keys(%hash))) {
	$output.='<option value="'.$_.'" ';
	$output.='selected ' if ($selected{$_});
	$output.='>'.$hash{$_}."</option>\n";
	}
	$output.="</select>\n";
	return $output;
	}

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

=pod	=pod
Line 771 sub select_form {	Line 1034 sub select_form {
return $selectform;	return $selectform;
}	}

	sub gradeleveldescription {
	my $gradelevel=shift;
	my %gradelevels=(0 => 'Not specified',
	1 => 'Grade 1',
	2 => 'Grade 2',
	3 => 'Grade 3',
	4 => 'Grade 4',
	5 => 'Grade 5',
	6 => 'Grade 6',
	7 => 'Grade 7',
	8 => 'Grade 8',
	9 => 'Grade 9',
	10 => 'Grade 10',
	11 => 'Grade 11',
	12 => 'Grade 12',
	13 => 'Grade 13',
	14 => '100 Level',
	15 => '200 Level',
	16 => '300 Level',
	17 => '400 Level',
	18 => 'Graduate Level');
	return &mt($gradelevels{$gradelevel});
	}

	sub select_level_form {
	my ($deflevel,$name)=@_;
	unless ($deflevel) { $deflevel=0; }
	my $selectform = "<select name=\"$name\" size=\"1\">\n";
	for (my $i=0; $i<=18; $i++) {
	$selectform.="<option value=\"$i\" ".
	($i==$deflevel ? 'selected' : '').
	">".&gradeleveldescription($i)."</option>\n";
	}
	$selectform.="</select>";
	return $selectform;
	}

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

Line 887 Outputs:	Line 1186 Outputs:

=back	=back

	=back

=cut	=cut

###############################################################	###############################################################
Line 925 sub decode_user_agent {	Line 1226 sub decode_user_agent {
$clientunicode,$clientos,);	$clientunicode,$clientos,);
}	}

=pod

=back

=cut

###############################################################	###############################################################
## Authentication changing form generation subroutines ##	## Authentication changing form generation subroutines ##
###############################################################	###############################################################
Line 971 See loncreateuser.pm for invocation and	Line 1266 See loncreateuser.pm for invocation and

=back	=back

	=back

=cut	=cut

#-------------------------------------------	#-------------------------------------------
Line 998 END	Line 1295 END
$Javascript_toUpperCase = "";	$Javascript_toUpperCase = "";
}	}

	my $radioval = "'nochange'";
	if (exists($in{'curr_authtype'}) &&
	defined($in{'curr_authtype'}) &&
	$in{'curr_authtype'} ne '') {
	$radioval = "'$in{'curr_authtype'}arg'";
	}
	my $argfield = 'null';
	if ( grep/^mode$/,(keys %in) ) {
	if ($in{'mode'} eq 'modifycourse') {
	if ( grep/^curr_authtype$/,(keys %in) ) {
	$radioval = "'$in{'curr_authtype'}'";
	}
	if ( grep/^curr_autharg$/,(keys %in) ) {
	unless ($in{'curr_autharg'} eq '') {
	$argfield = "'$in{'curr_autharg'}'";
	}
	}
	}
	}

$result.=<<"END";	$result.=<<"END";
var current = new Object();	var current = new Object();
current.radiovalue = 'nochange';	current.radiovalue = $radioval;
current.argfield = null;	current.argfield = $argfield;

function changed_radio(choice,currentform) {	function changed_radio(choice,currentform) {
var choicearg = choice + 'arg';	var choicearg = choice + 'arg';
Line 1088 sub authform_kerberos{	Line 1405 sub authform_kerberos{
kerb_def_auth => 'krb4',	kerb_def_auth => 'krb4',
@_,	@_,
);	);
my ($check4,$check5);	my ($check4,$check5,$krbarg);
if ($in{'kerb_def_auth'} eq 'krb5') {	if ($in{'kerb_def_auth'} eq 'krb5') {
$check5 = " checked=\"on\"";	$check5 = " checked=\"on\"";
} else {	} else {
$check4 = " checked=\"on\"";	$check4 = " checked=\"on\"";
}	}
	$krbarg = $in{'kerb_def_dom'};

	my $krbcheck = "";
	if ( grep/^curr_authtype$/,(keys %in) ) {
	if ($in{'curr_authtype'} =~ m/^krb/) {
	$krbcheck = " checked=\"on\"";
	if ( grep/^curr_autharg$/,(keys %in) ) {
	$krbarg = $in{'curr_autharg'};
	}
	}
	}

my $jscall = "javascript:changed_radio('krb',$in{'formname'});";	my $jscall = "javascript:changed_radio('krb',$in{'formname'});";
my $result .= &mt	my $result .= &mt
('[_1] Kerberos authenticated with domain [_2] '.	('[_1] Kerberos authenticated with domain [_2] '.
'[_3] Version 4 [_4] Version 5',	'[_3] Version 4 [_4] Version 5',
'<input type="radio" name="login" value="krb" '.	'<input type="radio" name="login" value="krb" '.
'onclick="'.$jscall.'" onchange="'.$jscall.'" />',	'onclick="'.$jscall.'" onchange="'.$jscall.'"'.$krbcheck.' />',
'<input type="text" size="10" name="krbarg" '.	'<input type="text" size="10" name="krbarg" '.
'value="'.$in{'kerb_def_dom'}.'" '.	'value="'.$krbarg.'" '.
'onchange="'.$jscall.'" />',	'onchange="'.$jscall.'" />',
'<input type="radio" name="krbver" value="4" '.$check4.' />',	'<input type="radio" name="krbver" value="4" '.$check4.' />',
'<input type="radio" name="krbver" value="5" '.$check5.' />');	'<input type="radio" name="krbver" value="5" '.$check5.' />');
Line 1114 sub authform_internal{	Line 1443 sub authform_internal{
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);

	my $intcheck = "";
	my $intarg = 'value=""';
	if ( grep/^curr_authtype$/,(keys %args) ) {
	if ($args{'curr_authtype'} eq 'int') {
	$intcheck = " checked=\"on\"";
	if ( grep/^curr_autharg$/,(keys %args) ) {
	$intarg = "value=\"$args{'curr_autharg'}\"";
	}
	}
	}

my $jscall = "javascript:changed_radio('int',$args{'formname'});";	my $jscall = "javascript:changed_radio('int',$args{'formname'});";
my $result.=&mt	my $result.=&mt
('[_1] Internally authenticated (with initial password [_2])',	('[_1] Internally authenticated (with initial password [_2])',
'<input type="radio" name="login" value="int" '.	'<input type="radio" name="login" value="int" '.$intcheck.
'onchange="'.$jscall.'" onclick="'.$jscall.'" />',	' onchange="'.$jscall.'" onclick="'.$jscall.'" />',
'<input type="text" size="10" name="intarg" value="" '.	'<input type="text" size="10" name="intarg" '.$intarg.
'onchange="'.$jscall.'" />');	' onchange="'.$jscall.'" />');
return $result;	return $result;
}	}

Line 1130 sub authform_local{	Line 1471 sub authform_local{
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);

	my $loccheck = "";
	my $locarg = 'value=""';
	if ( grep/^curr_authtype$/,(keys %in) ) {
	if ($in{'curr_authtype'} eq 'loc') {
	$loccheck = " checked=\"on\"";
	if ( grep/^curr_autharg$/,(keys %in) ) {
	$locarg = "value=\"$in{'curr_autharg'}\"";
	}
	}
	}

my $jscall = "javascript:changed_radio('loc',$in{'formname'});";	my $jscall = "javascript:changed_radio('loc',$in{'formname'});";
my $result.=&mt('[_1] Local Authentication with arguement [_2]',	my $result.=&mt('[_1] Local Authentication with argument [_2]',
'<input type="radio" name="login" value="loc" '.	'<input type="radio" name="login" value="loc" '.$loccheck.
'onchange="'.$jscall.'" onclick="'.$jscall.'" />',	' onchange="'.$jscall.'" onclick="'.$jscall.'" />',
'<input type="text" size="10" name="locarg" value="" '.	'<input type="text" size="10" name="locarg" '.$locarg.
'onchange="'.$jscall.'" />');	' onchange="'.$jscall.'" />');
return $result;	return $result;
}	}

Line 1155 sub authform_filesystem{	Line 1508 sub authform_filesystem{
return $result;	return $result;
}	}

=pod

=back

=cut

###############################################################	###############################################################
## Get Authentication Defaults for Domain ##	## Get Authentication Defaults for Domain ##
###############################################################	###############################################################
Line 1315 sub keyword {	Line 1662 sub keyword {

=item * get_related_words	=item * get_related_words

Look up a word in the thesaurus. Takes a scalar arguement and returns	Look up a word in the thesaurus. Takes a scalar argument and returns
an array of words. If the keyword is not in the thesaurus, an empty array	an array of words. If the keyword is not in the thesaurus, an empty array
will be returned. The order of the words returned is determined by the	will be returned. The order of the words returned is determined by the
database which holds them.	database which holds them.
Line 1380 sub plainname {	Line 1727 sub plainname {
$names{'lastname'}.' '.$names{'generation'};	$names{'lastname'}.' '.$names{'generation'};
$name=~s/\s+$//;	$name=~s/\s+$//;
$name=~s/\s+/ /g;	$name=~s/\s+/ /g;
	if ($name !~ /\S/) { $name=$uname.'@'.$udom; }
return $name;	return $name;
}	}

Line 1451 sub noteswrapper {	Line 1799 sub noteswrapper {
# ------------------------------------------------------------- Aboutme Wrapper	# ------------------------------------------------------------- Aboutme Wrapper

sub aboutmewrapper {	sub aboutmewrapper {
my ($link,$username,$domain)=@_;	my ($link,$username,$domain,$target)=@_;
return "<a href='/adm/$domain/$username/aboutme'>$link</a>";	return "<a href='/adm/$domain/$username/aboutme'".
	($target?" target='$target'":'').">$link</a>";
}	}

# ------------------------------------------------------------ Syllabus Wrapper	# ------------------------------------------------------------ Syllabus Wrapper
Line 1530 returns description of a specified copyr	Line 1879 returns description of a specified copyr
=cut	=cut

sub copyrightdescription {	sub copyrightdescription {
return $cprtag{shift(@_)};	return &mt($cprtag{shift(@_)});
	}

	=pod

	=item * source_copyrightids()

	returns list of all source copyrights

	=cut

	sub source_copyrightids {
	return sort(keys(%scprtag));
	}

	=pod

	=item * source_copyrightdescription()

	returns description of a specified source copyright id

	=cut

	sub source_copyrightdescription {
	return &mt($scprtag{shift(@_)});
}	}

=pod	=pod
Line 1570 sub fileembstyle {	Line 1943 sub fileembstyle {
return $fe{lc(shift(@_))};	return $fe{lc(shift(@_))};
}	}


	sub filecategoryselect {
	my ($name,$value)=@_;
	return &select_form($value,$name,
	'' => &mt('Any category'),
	map { $_,$_ } sort(keys(%category_extensions)));
	}

=pod	=pod

=item * filedescription()	=item * filedescription()
Line 1579 returns description for a specified file	Line 1960 returns description for a specified file
=cut	=cut

sub filedescription {	sub filedescription {
return $fd{lc(shift(@_))};	my $file_description = $fd{lc(shift())};
	$file_description =~ s:([\[\]]):~$1:g;
	return &mt($file_description);
}	}

=pod	=pod
Line 1593 extra formatting	Line 1976 extra formatting

sub filedescriptionex {	sub filedescriptionex {
my $ex=shift;	my $ex=shift;
return '.'.$ex.' '.$fd{lc($ex)};	my $file_description = $fd{lc($ex)};
	$file_description =~ s:([\[\]]):~$1:g;
	return '.'.$ex.' '.&mt($file_description);
}	}

# End of .tab access	# End of .tab access
Line 1628 sub display_languages {	Line 2013 sub display_languages {

sub preferred_languages {	sub preferred_languages {
my @languages=();	my @languages=();
if ($ENV{'environment.languages'}) {
@languages=split(/\s(\,\|\;\|\:)\s/,$ENV{'environment.languages'});
}
if ($ENV{'course.'.$ENV{'request.course.id'}.'.languages'}) {	if ($ENV{'course.'.$ENV{'request.course.id'}.'.languages'}) {
@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,	@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,
$ENV{'course.'.$ENV{'request.course.id'}.'.languages'}));	$ENV{'course.'.$ENV{'request.course.id'}.'.languages'}));
}	}
	if ($ENV{'environment.languages'}) {
	@languages=split(/\s(\,\|\;\|\:)\s/,$ENV{'environment.languages'});
	}
my $browser=(split(/\;/,$ENV{'HTTP_ACCEPT_LANGUAGE'}))[0];	my $browser=(split(/\;/,$ENV{'HTTP_ACCEPT_LANGUAGE'}))[0];
if ($browser) {	if ($browser) {
@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,$browser));	@languages=(@languages,split(/\s(\,\|\;\|\:)\s/,$browser));
Line 1814 show a snapshot of what student was look	Line 2199 show a snapshot of what student was look
=cut	=cut

sub get_student_view {	sub get_student_view {
my ($symb,$username,$domain,$courseid,$target) = @_;	my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);	my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
my (%old,%moreenv);	my (%form);
my @elements=('symb','courseid','domain','username');	my @elements=('symb','courseid','domain','username');
foreach my $element (@elements) {	foreach my $element (@elements) {
$old{$element}=$ENV{'form.grade_'.$element};	$form{'grade_'.$element}=eval '$'.$element #'
$moreenv{'form.grade_'.$element}=eval '$'.$element #'
}	}
if ($target eq 'tex') {$moreenv{'form.grade_target'} = 'tex';}	if (defined($moreenv)) {
&Apache::lonnet::appenv(%moreenv);	%form=(%form,%{$moreenv});
$feedurl=&Apache::lonnet::clutter($feedurl);
my $userview=&Apache::lonnet::ssi_body($feedurl);
&Apache::lonnet::delenv('form.grade_');
foreach my $element (@elements) {
$ENV{'form.grade_'.$element}=$old{$element};
}	}
	if ($target eq 'tex') {$form{'grade_target'} = 'tex';}
	$feedurl=&Apache::lonnet::clutter($feedurl);
	my $userview=&Apache::lonnet::ssi_body($feedurl,%form);
$userview=~s/\<body[^\>]*\>//gi;	$userview=~s/\<body[^\>]*\>//gi;
$userview=~s/\<\/body\>//gi;	$userview=~s/\<\/body\>//gi;
$userview=~s/\<html\>//gi;	$userview=~s/\<html\>//gi;
Line 1852 show a snapshot of how student was answe	Line 2234 show a snapshot of how student was answe
sub get_student_answers {	sub get_student_answers {
my ($symb,$username,$domain,$courseid,%form) = @_;	my ($symb,$username,$domain,$courseid,%form) = @_;
my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);	my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
my (%old,%moreenv);	my (%moreenv);
my @elements=('symb','courseid','domain','username');	my @elements=('symb','courseid','domain','username');
foreach my $element (@elements) {	foreach my $element (@elements) {
$old{$element}=$ENV{'form.grade_'.$element};	$moreenv{'grade_'.$element}=eval '$'.$element #'
$moreenv{'form.grade_'.$element}=eval '$'.$element #'
}
$moreenv{'form.grade_target'}='answer';
&Apache::lonnet::appenv(%moreenv);
my $userview=&Apache::lonnet::ssi('/res/'.$feedurl,%form);
&Apache::lonnet::delenv('form.grade_');
foreach my $element (@elements) {
$ENV{'form.grade_'.$element}=$old{$element};
}	}
	$moreenv{'grade_target'}='answer';
	%moreenv=(%form,%moreenv);
	my $userview=&Apache::lonnet::ssi('/res/'.$feedurl,%moreenv);
return $userview;	return $userview;
}	}

Line 1921 sub maketime {	Line 2298 sub maketime {
$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'}));	$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'}));
}	}


#########################################
#
# Retro-fixing of un-backward-compatible time format

sub unsqltime {
my $timestamp=shift;
if ($timestamp=~/^(\d+)\-(\d+)\-(\d+)\s+(\d+)\:(\d+)\:(\d+)$/) {
$timestamp=&maketime(
'year'=>$1,'month'=>$2,'day'=>$3,
'hours'=>$4,'minutes'=>$5,'seconds'=>$6);
}
return $timestamp;
}

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

sub findallcourses {	sub findallcourses {
Line 2095 other decorations will be returned.	Line 2457 other decorations will be returned.
sub bodytag {	sub bodytag {
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg)=@_;	my ($title,$function,$addentries,$bodyonly,$domain,$forcereg)=@_;
$title=&mt($title);	$title=&mt($title);
unless ($function) {	$function = &get_users_function() if (!$function);
$function='student';
if ($ENV{'request.role'}=~/^(cc\|in\|ta\|ep)/) {
$function='coordinator';
}
if ($ENV{'request.role'}=~/^(su\|dc\|ad\|li)/) {
$function='admin';
}
if (($ENV{'request.role'}=~/^(au\|ca)/) \|\|
($ENV{'REQUEST_URI'}=~/^(\/priv\|\~)/)) {
$function='author';
}
}
my $img=&designparm($function.'.img',$domain);	my $img=&designparm($function.'.img',$domain);
my $pgbg=&designparm($function.'.pgbg',$domain);	my $pgbg=&designparm($function.'.pgbg',$domain);
my $tabbg=&designparm($function.'.tabbg',$domain);	my $tabbg=&designparm($function.'.tabbg',$domain);
Line 2195 ENDBODY	Line 2545 ENDBODY

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

	=pod

	=item get_users_function

	Used by &bodytag to determine the current users primary role.
	Returns either 'student','coordinator','admin', or 'author'.

	=cut

	###############################################
	sub get_users_function {
	my $function = 'student';
	if ($ENV{'request.role'}=~/^(cc\|in\|ta\|ep)/) {
	$function='coordinator';
	}
	if ($ENV{'request.role'}=~/^(su\|dc\|ad\|li)/) {
	$function='admin';
	}
	if (($ENV{'request.role'}=~/^(au\|ca)/) \|\|
	($ENV{'REQUEST_URI'}=~/^(\/priv\|\~)/)) {
	$function='author';
	}
	return $function;
	}

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

sub get_posted_cgi {	sub get_posted_cgi {
my $r=shift;	my $r=shift;

Line 2329 sub no_cache {	Line 2706 sub no_cache {
}	}

sub content_type {	sub content_type {
my ($r,$type,$charset) = @_;	my ($r,$type,$charset) = @_;
unless ($charset) {	unless ($charset) {
$charset=&Apache::lonlocal::current_encoding;	$charset=&Apache::lonlocal::current_encoding;
}	}
$r->content_type($type.($charset?'; charset='.$charset:''));	if ($charset) { $type.='; charset='.$charset; }
	if ($r) {
	$r->content_type($type);
	} else {
	print("Content-type: $type\n\n");
	}
}	}

=pod	=pod
Line 2415 sub upfile_store {	Line 2797 sub upfile_store {
my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}.	my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}.
'_enroll_'.$ENV{'request.course.id'}.'_'.time.'_'.$$;	'_enroll_'.$ENV{'request.course.id'}.'_'.time.'_'.$$;
{	{
my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons').	my $datafile = $r->dir_config('lonDaemons').
'/tmp/'.$datatoken.'.tmp');	'/tmp/'.$datatoken.'.tmp';
print $fh $ENV{'form.upfile'};	if ( open(my $fh,">$datafile") ) {
	print $fh $ENV{'form.upfile'};
	close($fh);
	}
}	}
return $datatoken;	return $datatoken;
}	}
Line 2436 sub load_tmp_file {	Line 2821 sub load_tmp_file {
my $r=shift;	my $r=shift;
my @studentdata=();	my @studentdata=();
{	{
my $fh;	my $studentfile = $r->dir_config('lonDaemons').
if ($fh=Apache::File->new($r->dir_config('lonDaemons').	'/tmp/'.$ENV{'form.datatoken'}.'.tmp';
'/tmp/'.$ENV{'form.datatoken'}.'.tmp')) {	if ( open(my $fh,"<$studentfile") ) {
@studentdata=<$fh>;	@studentdata=<$fh>;
}	close($fh);
	}
}	}
$ENV{'form.upfile'}=join('',@studentdata);	$ENV{'form.upfile'}=join('',@studentdata);
}	}
Line 2485 sub record_sep {	Line 2871 sub record_sep {
}	}
} elsif ($ENV{'form.upfiletype'} eq 'tab') {	} elsif ($ENV{'form.upfiletype'} eq 'tab') {
my $i=0;	my $i=0;
foreach (split(/\t+/,$record)) {	foreach (split(/\t/,$record)) {
my $field=$_;	my $field=$_;
$field=~s/^(\"\|\')//;	$field=~s/^(\"\|\')//;
$field=~s/(\"\|\')$//;	$field=~s/(\"\|\')$//;
Line 2593 Prints a table to create associations be	Line 2979 Prints a table to create associations be

$r is an Apache Request ref,	$r is an Apache Request ref,
$records is an arrayref from &Apache::loncommon::upfile_record_sep,	$records is an arrayref from &Apache::loncommon::upfile_record_sep,
$d is an array of 2 element arrays (internal name, displayed name)	$d is an array of 2 element arrays (internal name, displayed name,defaultcol)

=cut	=cut

Line 2608 sub csv_print_select_table {	Line 2994 sub csv_print_select_table {
'<th>'.&mt('Attribute').'</th>'.	'<th>'.&mt('Attribute').'</th>'.
'<th>'.&mt('Column').'</th></tr>'."\n");	'<th>'.&mt('Column').'</th></tr>'."\n");
foreach (@$d) {	foreach (@$d) {
my ($value,$display)=@{ $_ };	my ($value,$display,$defaultcol)=@{ $_ };
$r->print('<tr><td>'.$display.'</td>');	$r->print('<tr><td>'.$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.');">');
$r->print('<option value="none"></option>');	$r->print('<option value="none"></option>');
foreach (sort({$a <=> $b} keys(%sone))) {	foreach (sort({$a <=> $b} keys(%sone))) {
$r->print('<option value="'.$_.'">Column '.($_+1).'</option>');	$r->print('<option value="'.$_.'"'.
	($_ eq $defaultcol ? ' selected ' : '').
	'>Column '.($_+1).'</option>');
}	}
$r->print('</select></td></tr>'."\n");	$r->print('</select></td></tr>'."\n");
$i++;	$i++;
Line 2656 sub csv_samples_select_table {	Line 3044 sub csv_samples_select_table {
$r->print('<tr><td><select name="f'.$i.'"'.	$r->print('<tr><td><select name="f'.$i.'"'.
' onchange="javascript:flip(this.form,'.$i.');">');	' onchange="javascript:flip(this.form,'.$i.');">');
foreach (@$d) {	foreach (@$d) {
my ($value,$display)=@{ $_ };	my ($value,$display,$defaultcol)=@{ $_ };
$r->print('<option value="'.$value.'">'.$display.'</option>');	$r->print('<option value="'.$value.'"'.
	($i eq $defaultcol ? ' selected ':'').'>'.
	$display.'</option>');
}	}
$r->print('</select></td><td>');	$r->print('</select></td><td>');
if (defined($sone{$_})) { $r->print($sone{$_}."</br>\n"); }	if (defined($sone{$_})) { $r->print($sone{$_}."</br>\n"); }
Line 2729 sub check_if_partid_hidden {	Line 3119 sub check_if_partid_hidden {

=pod	=pod

	=back

=head1 cgi-bin script and graphing routines	=head1 cgi-bin script and graphing routines

	=over 4

=item get_cgi_id	=item get_cgi_id

Inputs: none	Inputs: none
Line 2778 If $Max is < any data point, the graph w	Line 3172 If $Max is < any data point, the graph w
=item $colors: array ref holding the colors to be used for the data sets when	=item $colors: array ref holding the colors to be used for the data sets when
they are plotted. If undefined, default values will be used.	they are plotted. If undefined, default values will be used.

	=item $labels: array ref holding the labels to use on the x-axis for the bars.

=item @Values: An array of array references. Each array reference holds data	=item @Values: An array of array references. Each array reference holds data
to be plotted in a stacked bar chart.	to be plotted in a stacked bar chart.

Line 2793 information for the plot.	Line 3189 information for the plot.
############################################################	############################################################
############################################################	############################################################
sub DrawBarGraph {	sub DrawBarGraph {
my ($Title,$xlabel,$ylabel,$Max,$colors,@Values)=@_;	my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
#	#
if (! defined($colors)) {	if (! defined($colors)) {
$colors = ['#33ff00',	$colors = ['#33ff00',
Line 2836 sub DrawBarGraph {	Line 3232 sub DrawBarGraph {
}	}
#	#
my @Labels;	my @Labels;
for (my $i=0;$i<@{$Values[0]};$i++) {	if (defined($labels)) {
push (@Labels,$i+1);	@Labels = @$labels;
	} else {
	for (my $i=0;$i<@{$Values[0]};$i++) {
	push (@Labels,$i+1);
	}
}	}
#	#
$Max = 1 if ($Max < 1);	$Max = 1 if ($Max < 1);
Line 2896 plotted in. If undefined, default value	Line 3296 plotted in. If undefined, default value
=item $Xlabels: Array ref containing the labels to be used for the X-axis.	=item $Xlabels: Array ref containing the labels to be used for the X-axis.

=item $Ydata: Array ref containing Array refs.	=item $Ydata: Array ref containing Array refs.
Each of the contained arrays will be plotted as a seperate curve.	Each of the contained arrays will be plotted as a separate curve.

=item %Values: hash indicating or overriding any default values which are	=item %Values: hash indicating or overriding any default values which are
passed to graph.png.	passed to graph.png.
Line 3063 sub DrawXYYGraph {	Line 3463 sub DrawXYYGraph {

=pod	=pod

	=back

=head1 Statistics helper routines?	=head1 Statistics helper routines?

Bad place for them but what the hell.	Bad place for them but what the hell.

	=over 4

=item &chartlink	=item &chartlink

Returns a link to the chart for a specific student.	Returns a link to the chart for a specific student.
Line 3083 Inputs:	Line 3487 Inputs:

=back	=back

	=back

=cut	=cut

############################################################	############################################################
Line 3102 sub chartlink {	Line 3508 sub chartlink {

=head1 Course Environment Routines	=head1 Course Environment Routines

	=over 4

=item &restore_course_settings	=item &restore_course_settings

=item &store_course_settings	=item &store_course_settings
Line 3136 sub store_course_settings {	Line 3544 sub store_course_settings {
my %SaveHash;	my %SaveHash;
my %AppHash;	my %AppHash;
while (my ($setting,$type) = each(%$Settings)) {	while (my ($setting,$type) = each(%$Settings)) {
my $basename = 'env.internal.'.$prefix.'.'.$setting;	my $basename = 'internal.'.$prefix.'.'.$setting;
my $envname = 'course.'.$courseid.'.'.$basename;	my $envname = 'course.'.$courseid.'.'.$basename;
if (exists($ENV{'form.'.$setting})) {	if (exists($ENV{'form.'.$setting})) {
# Save this value away	# Save this value away
Line 3181 sub restore_course_settings {	Line 3589 sub restore_course_settings {
my ($prefix,$Settings) = @_;	my ($prefix,$Settings) = @_;
while (my ($setting,$type) = each(%$Settings)) {	while (my ($setting,$type) = each(%$Settings)) {
next if (exists($ENV{'form.'.$setting}));	next if (exists($ENV{'form.'.$setting}));
my $envname = 'course.'.$courseid.'.env.internal.'.$prefix.	my $envname = 'course.'.$courseid.'.internal.'.$prefix.
'.'.$setting;	'.'.$setting;
if (exists($ENV{$envname})) {	if (exists($ENV{$envname})) {
if ($type eq 'scalar') {	if ($type eq 'scalar') {
Line 3210 sub propath {	Line 3618 sub propath {
return $proname;	return $proname;
}	}

	sub icon {
	my ($file)=@_;
	my $curfext = (split(/\./,$file))[-1];
	my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
	my $embstyle = &Apache::loncommon::fileembstyle($curfext);
	if (!(!defined($embstyle) \|\| $embstyle eq 'unk' \|\| $embstyle eq 'hdn')) {
	if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
	$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
	$curfext.".gif") {
	$iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
	$curfext.".gif";
	}
	}
	return $iconname;
	}

=pod	=pod

=back	=back

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

Removed from v.1.155
changed lines
	Added in v.1.198