loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.175 and 1.198

version 1.175, 2004/01/19 16:53:34	version 1.198, 2004/07/12 17:02:07
Line 74 my $readit;	Line 74 my $readit;
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 131 BEGIN {	Line 132 BEGIN {
close($fh);	close($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 220 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 353 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 368 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 380 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 592 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" title="Online Help"><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 620 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 {	sub help_open_bug {
my ($topic, $text, $stayOnPage, $width, $height) = @_;	my ($topic, $text, $stayOnPage, $width, $height) = @_;
unless ($ENV{'user.adv'}) { return ''; }	unless ($ENV{'user.adv'}) { return ''; }
Line 630 sub help_open_bug {	Line 702 sub help_open_bug {
$ENV{'environment.remote'} eq 'off' ) {	$ENV{'environment.remote'} eq 'off' ) {
$stayOnPage=1;	$stayOnPage=1;
}	}
$width = 350 if (not defined $width);	$width = 600 if (not defined $width);
$height = 400 if (not defined $height);	$height = 600 if (not defined $height);

$topic=~s/\W+/\+/g;	$topic=~s/\W+/\+/g;
my $link='';	my $link='';
Line 655 sub help_open_bug {	Line 727 sub help_open_bug {
}	}

# Add the graphic	# Add the graphic
	my $title = &mt('Report a Bug');
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a href="$link" title="Report a Bug"><image src="/adm/lonMisc/smallBug.gif" border="0" alt="(Bug: $topic)" /></a>	<a href="$link" title="$title"><image src="/adm/lonMisc/smallBug.gif" border="0" alt="(Bug: $topic)" /></a>
ENDTEMPLATE	ENDTEMPLATE
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') { $template.='</td></tr></table>' };
return $template;	return $template;
Line 698 sub help_open_faq {	Line 771 sub help_open_faq {
}	}

# Add the graphic	# Add the graphic
	my $title = &mt('View the FAQ');
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a href="$link" title="View the FAQ"><image src="/adm/lonMisc/smallFAQ.gif" border="0" alt="(FAQ: $topic)" /></a>	<a href="$link" title="$title"><image src="/adm/lonMisc/smallFAQ.gif" border="0" alt="(FAQ: $topic)" /></a>
ENDTEMPLATE	ENDTEMPLATE
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') { $template.='</td></tr></table>' };
return $template;	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 722 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 844 sub domain_select {	Line 977 sub domain_select {
} &get_domains;	} &get_domains;
if ($multiple) {	if ($multiple) {
$domains{''}=&mt('Any domain');	$domains{''}=&mt('Any domain');
return &multiple_select_form($name,$value,%domains);	return &multiple_select_form($name,$value,4,%domains);
} else {	} else {
return &select_form($name,$value,%domains);	return &select_form($name,$value,%domains);
}	}
}	}

sub multiple_select_form {	sub multiple_select_form {
my ($name,$value,%hash)=@_;	my ($name,$value,$size,%hash)=@_;
my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);	my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
my $output='';	my $output='';
my $size =(scalar keys %hash<4?scalar keys %hash:4);	if (! defined($size)) {
	$size = 4;
	if (scalar(keys(%hash))<4) {
	$size = scalar(keys(%hash));
	}
	}
$output.="\n<select name='$name' size='$size' multiple='1'>";	$output.="\n<select name='$name' size='$size' multiple='1'>";
foreach (sort keys %hash) {	foreach (sort(keys(%hash))) {
$output.="<option name='$_'".	$output.='<option value="'.$_.'" ';
($selected{$_}?' selected="1"' :'').">$hash{$_}</option>\n";	$output.='selected ' if ($selected{$_});
	$output.='>'.$hash{$_}."</option>\n";
}	}
$output.="</select>\n";	$output.="</select>\n";
return $output;	return $output;
Line 1588 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 1744 sub copyrightdescription {	Line 1884 sub copyrightdescription {

=pod	=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

=item * filecategories()	=item * filecategories()

returns list of all file categories	returns list of all file categories
Line 1782 sub fileembstyle {	Line 1946 sub fileembstyle {

sub filecategoryselect {	sub filecategoryselect {
my ($name,$value)=@_;	my ($name,$value)=@_;
return &select_form($name,$value,	return &select_form($value,$name,
'' => &mt('Any category'),	'' => &mt('Any category'),
map { $_,$_ } sort(keys(%category_extensions)));	map { $_,$_ } sort(keys(%category_extensions)));
}	}
Line 1796 returns description for a specified file	Line 1960 returns description for a specified file
=cut	=cut

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

=pod	=pod
Line 1810 extra formatting	Line 1976 extra formatting

sub filedescriptionex {	sub filedescriptionex {
my $ex=shift;	my $ex=shift;
return '.'.$ex.' '.&mt($fd{lc($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 1845 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 2031 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;	$userview=~s/\<html\>//gi;
Line 2069 show a snapshot of how student was answe	Line 2234 show a snapshot of how student was answe
sub get_student_answers {	sub get_student_answers {
my ($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 2297 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 2397 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 2531 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 2992 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 3007 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 3050 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 3110 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 3358 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.'.$setting})) {
# Save this value away	# Save this value away
Line 3403 sub restore_course_settings {	Line 3589 sub restore_course_settings {
my ($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') {

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Removed from v.1.175
changed lines
	Added in v.1.198