loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.158 and 1.227

version 1.158, 2003/12/08 15:06:42	version 1.227, 2004/11/08 22:50:37
Line 59 use Apache::lonnet();	Line 59 use Apache::lonnet();
use GDBM_File;	use GDBM_File;
use POSIX qw(strftime mktime);	use POSIX qw(strftime mktime);
use Apache::Constants qw(:common :http :methods);	use Apache::Constants qw(:common :http :methods);
use Apache::lonmsg();
use Apache::lonmenu();	use Apache::lonmenu();
use Apache::lonlocal;	use Apache::lonlocal;
use HTML::Entities;	use HTML::Entities;
Line 74 my $readit;	Line 73 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 131 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 234 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 235 of the element the selection from the se	Line 249 of the element the selection from the se
=cut	=cut

sub browser_and_searcher_javascript {	sub browser_and_searcher_javascript {
	my ($mode)=@_;
	if (!defined($mode)) { $mode='edit'; }
	my $resurl=&lastresurl();
return <<END;	return <<END;
	// <!-- BEGIN LON-CAPA Internal
var editbrowser = null;	var editbrowser = null;
function openbrowser(formname,elementname,only,omit,titleelement) {	function openbrowser(formname,elementname,only,omit,titleelement) {
var url = '/res/?';	var url = '$resurl/?';
if (editbrowser == null) {	if (editbrowser == null) {
url += 'launch=1&';	url += 'launch=1&';
}	}
url += 'catalogmode=interactive&';	url += 'catalogmode=interactive&';
url += 'mode=edit&';	url += 'mode=$mode&';
url += 'form=' + formname + '&';	url += 'form=' + formname + '&';
if (only != null) {	if (only != null) {
url += 'only=' + only + '&';	url += 'only=' + only + '&';
}	} else {
	url += 'only=&';
	}
if (omit != null) {	if (omit != null) {
url += 'omit=' + omit + '&';	url += 'omit=' + omit + '&';
}	} else {
	url += 'omit=&';
	}
if (titleelement != null) {	if (titleelement != null) {
url += 'titleelement=' + titleelement + '&';	url += 'titleelement=' + titleelement + '&';
}	} else {
	url += 'titleelement=&';
	}
url += 'element=' + elementname + '';	url += 'element=' + elementname + '';
var title = 'Browser';	var title = 'Browser';
var options = 'scrollbars=1,resizable=1,menubar=0';	var options = 'scrollbars=1,resizable=1,menubar=1,location=1';
options += ',width=700,height=600';	options += ',width=700,height=600';
editbrowser = open(url,title,options,'1');	editbrowser = open(url,title,options,'1');
editbrowser.focus();	editbrowser.focus();
Line 268 sub browser_and_searcher_javascript {	Line 292 sub browser_and_searcher_javascript {
url += 'launch=1&';	url += 'launch=1&';
}	}
url += 'catalogmode=interactive&';	url += 'catalogmode=interactive&';
url += 'mode=edit&';	url += 'mode=$mode&';
url += 'form=' + formname + '&';	url += 'form=' + formname + '&';
if (titleelement != null) {	if (titleelement != null) {
url += 'titleelement=' + titleelement + '&';	url += 'titleelement=' + titleelement + '&';
}	} else {
	url += 'titleelement=&';
	}
url += 'element=' + elementname + '';	url += 'element=' + elementname + '';
var title = 'Search';	var title = 'Search';
var options = 'scrollbars=1,resizable=1,menubar=0';	var options = 'scrollbars=1,resizable=1,menubar=0';
Line 280 sub browser_and_searcher_javascript {	Line 306 sub browser_and_searcher_javascript {
editsearcher = open(url,title,options,'1');	editsearcher = open(url,title,options,'1');
editsearcher.focus();	editsearcher.focus();
}	}
	// END LON-CAPA Internal -->
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 335 sub coursebrowser_javascript {	Line 379 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 350 sub coursebrowser_javascript {	Line 394 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 362 ENDSTDBRW	Line 407 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 447 sub linked_select_forms {	Line 492 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>\n";	$result.="<script type=\"text/javascript\">\n";
$result.="var select2data = new Object();\n";	$result.="var select2data = new Object();\n";
$" = '","';	$" = '","';
my $debug = '';	my $debug = '';
Line 554 sub help_open_topic {	Line 599 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 572 sub help_open_topic {	Line 619 sub help_open_topic {
}	}

# Add the graphic	# Add the graphic
	my $title = &mt('Online Help');
	my $helpicon=&lonhttpdurl("/adm/help/gif/smallHelp.gif");
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>	<a href="$link" title="$title"><img src="$helpicon" 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 600 sub helpLatexCheatsheet {	Line 649 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('Get help');
	my $origurl = $ENV{'REQUEST_URI'};
	$origurl=~s\|^/~\|/priv/\|;
	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 "") {
	$template .=
	"<table bgcolor='#773311' cellspacing='1' cellpadding='1' border='0'><tr>".
	"<td bgcolor='#886622'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
	}
	my $helpicon=&lonhttpdurl("/adm/lonIcons/helpgateway.gif");
	$template .= <<"ENDTEMPLATE";
	<script type="text/javascript">
	//<!-- BEGIN LON-CAPA Internal
	function helpMenu(caller) {
	if (caller == 'open') {
	newWindow = window.open("","helpmenu","HEIGHT=$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='$details_link'></frameset>")
	caller.write("</html>")
	caller.close()
	if (caller == newWindow.document) {
	caller.focus()
	}
	}
	// END LON-CAPA Internal -->
	</script>
	<a href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help Menu)" /></a>
	ENDTEMPLATE
	if ($component_help) {
	if (!$text) {
	$template=&help_open_topic($component_help,undef,$stayOnPage,
	$width,$height).' '.$template;
	} else {
	my $help_text;
	$help_text=&Apache::lonnet::unescape($topic);
	$template='<table><tr><td>'.
	&help_open_topic($component_help,$help_text,$stayOnPage,
	$width,$height).'</td><td>'.$template.
	'</td></tr></table>';
	}
	}
	if ($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');
	my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
	$template .= <<"ENDTEMPLATE";
	<a href="$link" title="$title"><img src="$bugicon" 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');
	my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
	$template .= <<"ENDTEMPLATE";
	<a href="$link" title="$title"><img src="$faqicon" 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;
$text =~ s/\n//g;	$text =~ s/\n/ /g;
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=>
	'mm/dd/yyyy hh:mm:ss');
	return $format;
	}

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

=pod	=pod

=item * change_content_javascript():	=item * change_content_javascript():
Line 724 sub get_domains {	Line 994 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 760 sub select_form {	Line 1065 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 985 END	Line 1326 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 1075 sub authform_kerberos{	Line 1436 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 1101 sub authform_internal{	Line 1474 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 1117 sub authform_local{	Line 1502 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 1296 sub keyword {	Line 1693 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 1344 sub get_related_words {	Line 1741 sub get_related_words {

=over 4	=over 4

=item * plainname($uname,$udom)	=item * plainname($uname,$udom,$first)

Takes a users logon name and returns it as a string in	Takes a users logon name and returns it as a string in
"first middle last generation" form	"first middle last generation" form
	if $first is set to 'lastname' then it returns it as
	'lastname generation, firstname middlename' if their is a lastname

=cut	=cut

###############################################################	###############################################################
sub plainname {	sub plainname {
my ($uname,$udom)=@_;	my ($uname,$udom,$first)=@_;
my %names=&Apache::lonnet::get('environment',	my %names=&Apache::lonnet::get('environment',
['firstname','middlename','lastname','generation'],	['firstname','middlename','lastname','generation'],
$udom,$uname);	$udom,$uname);
my $name=$names{'firstname'}.' '.$names{'middlename'}.' '.	my $name=&Apache::lonnet::format_name($names{'firstname'},
$names{'lastname'}.' '.$names{'generation'};	$names{'middlename'},
	$names{'lastname'},
	$names{'generation'},$first);
	$name=~s/^\s+//;
$name=~s/\s+$//;	$name=~s/\s+$//;
$name=~s/\s+/ /g;	$name=~s/\s+/ /g;
	if ($name !~ /\S/) { $name=$uname.'@'.$udom; }
return $name;	return $name;
}	}

Line 1383 if the user does not	Line 1786 if the user does not

sub nickname {	sub nickname {
my ($uname,$udom)=@_;	my ($uname,$udom)=@_;
my %names=&Apache::lonnet::get('environment',	my %names;
['nickname','firstname','middlename','lastname','generation'],$udom,$uname);	if ($uname eq $ENV{'user.name'} &&
	$udom eq $ENV{'user.domain'}) {
	%names=('nickname' => $ENV{'environment.nickname'} ,
	'firstname' => $ENV{'environment.firstname'} ,
	'middlename' => $ENV{'environment.middlename'},
	'lastname' => $ENV{'environment.lastname'} ,
	'generation' => $ENV{'environment.generation'});
	} else {
	%names=&Apache::lonnet::get('environment',
	['nickname','firstname','middlename',
	'lastname','generation'],$udom,$uname);
	}
my $name=$names{'nickname'};	my $name=$names{'nickname'};
if ($name) {	if ($name) {
$name='"'.$name.'"';	$name='"'.$name.'"';
Line 1410 Gets a users screenname and returns it a	Line 1824 Gets a users screenname and returns it a

sub screenname {	sub screenname {
my ($uname,$udom)=@_;	my ($uname,$udom)=@_;
my %names=	if ($uname eq $ENV{'user.name'} &&
&Apache::lonnet::get('environment',['screenname'],$udom,$uname);	$udom eq $ENV{'user.domain'}) {return $ENV{'environment.screenname'};}
	my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
return $names{'screenname'};	return $names{'screenname'};
}	}


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

sub messagewrapper {	sub messagewrapper {
my ($link,$un,$do)=@_;	my ($link,$username,$domain)=@_;
return	return
"<a href='/adm/email?compose=individual&recname=$un&recdom=$do'>$link</a>";	'<a href="/adm/email?compose=individual&'.
	'recname='.$username.'&recdom='.$domain.'" '.
	'title="'.&mt('Send message').'">'.$link.'</a>';
}	}
# --------------------------------------------------------------- Notes Wrapper	# --------------------------------------------------------------- Notes Wrapper

Line 1432 sub noteswrapper {	Line 1850 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"':'').' title="'.&mt('View this users personal page').'">'.$link.'</a>';
}	}

# ------------------------------------------------------------ Syllabus Wrapper	# ------------------------------------------------------------ Syllabus Wrapper
Line 1444 sub syllabuswrapper {	Line 1863 sub syllabuswrapper {
if ($fontcolor) {	if ($fontcolor) {
$linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>';	$linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>';
}	}
return "<a href='/public/$domain/$coursedir/syllabus'>$linktext</a>";	return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
}	}

	sub track_student_link {
	my ($linktext,$sname,$sdom,$target) = @_;
	my $link ="/adm/trackstudent";
	my $title = 'View recent activity';
	if (defined($sname) && $sname !~ /^\s*$/ &&
	defined($sdom) && $sdom !~ /^\s*$/) {
	$link .= "?selected_student=$sname:$sdom";
	$title .= ' of this student';
	}
	if (defined($target) && $target !~ /^\s*$/) {
	$target = qq{target="$target"};
	} else {
	$target = '';
	}
	return qq{<a href="$link" title="$title" $target>$linktext</a>};
	}



=pod	=pod

=back	=back
Line 1511 returns description of a specified copyr	Line 1949 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 1551 sub fileembstyle {	Line 2013 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 1560 returns description for a specified file	Line 2030 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 1574 extra formatting	Line 2046 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 1609 sub display_languages {	Line 2083 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 1795 show a snapshot of what student was look	Line 2269 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;	$userview=~s/\<html\>//gi;
Line 1833 show a snapshot of how student was answe	Line 2304 show a snapshot of how student was answe
sub get_student_answers {	sub get_student_answers {
my ($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 1899 sub maketime {	Line 2365 sub maketime {
my %th=@_;	my %th=@_;
return POSIX::mktime(	return POSIX::mktime(
($th{'seconds'},$th{'minutes'},$th{'hours'},	($th{'seconds'},$th{'minutes'},$th{'hours'},
$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'}));	$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
}


#########################################
#
# 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;
}	}

#########################################	#########################################
Line 1985 sub domainlogo {	Line 2436 sub domainlogo {
my $domain = &determinedomain(shift);	my $domain = &determinedomain(shift);
# See if there is a logo	# See if there is a logo
if (-e '/home/httpd/html/adm/lonDomLogos/'.$domain.'.gif') {	if (-e '/home/httpd/html/adm/lonDomLogos/'.$domain.'.gif') {
my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};	my $logo=&lonhttpdurl("/adm/lonDomLogos/$domain.gif");
if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }	return '<img src="'.$logo.'" alt="'.$domain.'" />';
return '<img src="http://'.$ENV{'HTTP_HOST'}.':'.$lonhttpdPort.
'/adm/lonDomLogos/'.$domain.'.gif" alt="'.$domain.'" />';
} elsif(exists($Apache::lonnet::domaindescription{$domain})) {	} elsif(exists($Apache::lonnet::domaindescription{$domain})) {
return $Apache::lonnet::domaindescription{$domain};	return $Apache::lonnet::domaindescription{$domain};
} else {	} else {
Line 2074 other decorations will be returned.	Line 2523 other decorations will be returned.
=cut	=cut

sub bodytag {	sub bodytag {
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg)=@_;	my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle)=@_;
$title=&mt($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 2132 END	Line 2569 END
return $bodytag;	return $bodytag;
} elsif ($ENV{'browser.interface'} eq 'textual') {	} elsif ($ENV{'browser.interface'} eq 'textual') {
# Accessibility	# Accessibility

return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',	return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',
$forcereg).	$forcereg).
'<h1>LON-CAPA: '.$title.'</h1>';	'<h1>LON-CAPA: '.$title.'</h1>';
} elsif ($ENV{'environment.remote'} eq 'off') {	} elsif ($ENV{'environment.remote'} eq 'off') {
# No Remote	# No Remote
	my $roleinfo=(<<ENDROLE);
	<td bgcolor="$tabbg" align="right">
	<p>
	<font size="2" face="Arial, Helvetica, sans-serif">
	$ENV{'environment.firstname'}
	$ENV{'environment.middlename'}
	$ENV{'environment.lastname'}
	$ENV{'environment.generation'}
	</font>
	<br />
	<font size="2" face="Arial, Helvetica, sans-serif">$role</font>
	<br />
	<font size="2" face="Arial, Helvetica, sans-serif">$realm</font>
	</p>
	</td>
	ENDROLE
	my $titleinfo = '<font face="Arial, Helvetica, sans-serif" size="+3" color="'.
	$font.'"><b>'.$title.'</b></font>';
	if ($customtitle) {
	$titleinfo = $customtitle;
	}
return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',	return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',
$forcereg).	$forcereg).
'<table bgcolor="'.$pgbg.'" width="100%" border="0" cellspacing="3" cellpadding="3"><tr><td bgcolor="'.$tabbg.'"><font face="Arial, Helvetica, sans-serif" size="+3" color="'.$font.'"><b>'.$title.	'<table bgcolor="'.$pgbg.'" width="100%" border="0" cellspacing="3" cellpadding="3"><tr><td rowspan="3" bgcolor="'.$tabbg.'">'.$titleinfo.'</td>'.$roleinfo.'</tr></table>';
'</b></font></td></tr></table>';
}	}

#	#
# Top frame rendering, Remote is up	# Top frame rendering, Remote is up
#	#
	my $titleinfo = ' <font size="5" face="Arial, Helvetica, sans-serif"><b>'.$title.'</b></font>';
	if ($customtitle) {
	$titleinfo = $customtitle;
	}
return(<<ENDBODY);	return(<<ENDBODY);
$bodytag	$bodytag
<table width="100%" cellspacing="0" border="0" cellpadding="0">	<table width="100%" cellspacing="0" border="0" cellpadding="0">
Line 2155 $upperleft</td>	Line 2617 $upperleft</td>
</tr>	</tr>
<tr>	<tr>
<td rowspan="3" bgcolor="$tabbg">	<td rowspan="3" bgcolor="$tabbg">
<font size="5" face="Arial, Helvetica, sans-serif"><b>$title</b></font>	$titleinfo
<td bgcolor="$tabbg" align="right">	<td bgcolor="$tabbg" align="right">
<font size="2" face="Arial, Helvetica, sans-serif">	<font size="2" face="Arial, Helvetica, sans-serif">
$ENV{'environment.firstname'}	$ENV{'environment.firstname'}
Line 2170 $upperleft</td>	Line 2632 $upperleft</td>
</td></tr>	</td></tr>
<tr>	<tr>
<td bgcolor="$tabbg" align="right"><font size="2" face="Arial, Helvetica, sans-serif">$realm</font> </td></tr>	<td bgcolor="$tabbg" align="right"><font size="2" face="Arial, Helvetica, sans-serif">$realm</font> </td></tr>
</table><br>	</table><br />
ENDBODY	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 2284 returns cache-controlling header code	Line 2773 returns cache-controlling header code
=cut	=cut

sub cacheheader {	sub cacheheader {
unless ($ENV{'request.method'} eq 'GET') { return ''; }	unless ($ENV{'request.method'} eq 'GET') { return ''; }
my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);	my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />	my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
<meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />	<meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
<meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';	<meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
return $output;	return $output;
}	}

=pod	=pod
Line 2301 specifies header code to not have cache	Line 2790 specifies header code to not have cache
=cut	=cut

sub no_cache {	sub no_cache {
my ($r) = @_;	my ($r) = @_;
unless ($ENV{'request.method'} eq 'GET') { return ''; }	if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
#my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);	$ENV{'request.method'} ne 'GET') { return ''; }
$r->no_cache(1);	my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
$r->header_out("Pragma" => "no-cache");	$r->no_cache(1);
#$r->header_out("Expires" => $date);	$r->header_out("Expires" => $date);
	$r->header_out("Pragma" => "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 2470 sub record_sep {	Line 2965 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 2578 Prints a table to create associations be	Line 3073 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 2593 sub csv_print_select_table {	Line 3088 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 2641 sub csv_samples_select_table {	Line 3138 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 2767 If $Max is < any data point, the graph w	Line 3266 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 2782 information for the plot.	Line 3283 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',	$colors = ['#33ff00',
Line 2796 sub DrawBarGraph {	Line 3297 sub DrawBarGraph {
if (! @Values \|\| ref($Values[0]) ne 'ARRAY') {	if (! @Values \|\| ref($Values[0]) ne 'ARRAY') {
return '';	return '';
}	}
	#
	my @Labels;
	if (defined($labels)) {
	@Labels = @$labels;
	} else {
	for (my $i=0;$i<@{$Values[0]};$i++) {
	push (@Labels,$i+1);
	}
	}
	#
my $NumBars = scalar(@{$Values[0]});	my $NumBars = scalar(@{$Values[0]});
	if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
my %ValuesHash;	my %ValuesHash;
my $NumSets=1;	my $NumSets=1;
foreach my $array (@Values) {	foreach my $array (@Values) {
Line 2806 sub DrawBarGraph {	Line 3318 sub DrawBarGraph {
}	}
#	#
my ($height,$width,$xskip,$bar_width) = (200,120,1,15);	my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
if ($NumBars < 10) {	if ($NumBars < 3) {
	$width = 120+$NumBars*32;
	$xskip = 1;
	$bar_width = 30;
	} elsif ($NumBars < 5) {
	$width = 120+$NumBars*20;
	$xskip = 1;
	$bar_width = 20;
	} elsif ($NumBars < 10) {
$width = 120+$NumBars*15;	$width = 120+$NumBars*15;
$xskip = 1;	$xskip = 1;
$bar_width = 15;	$bar_width = 15;
Line 2824 sub DrawBarGraph {	Line 3344 sub DrawBarGraph {
$bar_width = 4;	$bar_width = 4;
}	}
#	#
my @Labels;
for (my $i=0;$i<@{$Values[0]};$i++) {
push (@Labels,$i+1);
}
#
$Max = 1 if ($Max < 1);	$Max = 1 if ($Max < 1);
if ( int($Max) < $Max ) {	if ( int($Max) < $Max ) {
$Max++;	$Max++;
Line 2885 plotted in. If undefined, default value	Line 3400 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 3085 Inputs:	Line 3600 Inputs:
sub chartlink {	sub chartlink {
my ($linktext, $sname, $sdomain) = @_;	my ($linktext, $sname, $sdomain) = @_;
my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.	my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
'&SelectedStudent='.&Apache::lonnet::escape($sname.':'.$sdomain).	'&SelectedStudent='.&Apache::lonnet::escape($sname.':'.$sdomain).
'&chartoutputmode='.HTML::Entities::encode('html, with all links').	'&chartoutputmode='.HTML::Entities::encode('html, with all links').
'">'.$linktext.'</a>';	'">'.$linktext.'</a>';
}	}

Line 3133 sub store_course_settings {	Line 3648 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.'.$setting})) {
# Save this value away	# Save this value away
Line 3178 sub restore_course_settings {	Line 3693 sub restore_course_settings {
my ($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 3209 sub propath {	Line 3724 sub propath {

sub icon {	sub icon {
my ($file)=@_;	my ($file)=@_;
my @file_ext = split(/\./,$file);	my $curfext = (split(/\./,$file))[-1];
my $curfext = $file_ext[-1];	my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
my $iconname="unknown.gif";
my $embstyle = &Apache::loncommon::fileembstyle($curfext);	my $embstyle = &Apache::loncommon::fileembstyle($curfext);
# The unless conditional that follows is a bit of overkill	if (!(!defined($embstyle) \|\| $embstyle eq 'unk' \|\| $embstyle eq 'hdn')) {
$iconname = $curfext.".gif" unless	if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
(!defined($embstyle) \|\| $embstyle eq 'unk' \|\| $embstyle eq 'hdn');	$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
return $Apache::lonnet::perlvar{'lonIconsURL'}."/$iconname";	$curfext.".gif") {
	$iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
	$curfext.".gif";
	}
	}
	return $iconname;
}	}

	sub lonhttpdurl {
	my ($url)=@_;
	my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
	if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
	return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
	}

	sub connection_aborted {
	my ($r)=@_;
	$r->print(" ");$r->rflush();
	my $c = $r->connection;
	return $c->aborted();
	}

	# Escapes strings that may have embedded 's that will be put into
	# strings as 'strings'.
	sub escape_single {
	my ($input) = @_;
	$input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
	$input =~ s/\'/\\\'/g; # Esacpe the 's....
	return $input;
	}

	# Same as escape_single, but escape's "'s This
	# can be used for "strings"
	sub escape_double {
	my ($input) = @_;
	$input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
	$input =~ s/\"/\\\"/g; # Esacpe the "s....
	return $input;
	}

	# Escapes the last element of a full URL.
	sub escape_url {
	my ($url) = @_;
	my @urlslices = split(/\//, $url);
	my $lastitem = &Apache::lonnet::escape(pop(@urlslices));
	return join('/',@urlslices).'/'.$lastitem;
	}
=pod	=pod

=back	=back

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

Removed from v.1.158
changed lines
	Added in v.1.227