loncom/interface/lonhtmlcommon.pm - diff

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Diff for /loncom/interface/lonhtmlcommon.pm between versions 1.149 and 1.223

version 1.149, 2006/08/04 21:01:52	version 1.223, 2009/06/10 13:32:38
Line 60 use Time::Local;	Line 60 use Time::Local;
use Time::HiRes;	use Time::HiRes;
use Apache::lonlocal;	use Apache::lonlocal;
use Apache::lonnet;	use Apache::lonnet;
use lib '/home/httpd/lib/perl/';
use LONCAPA;	use LONCAPA;

##############################################	##############################################
Line 68 use LONCAPA;	Line 67 use LONCAPA;

=pod	=pod

	=item confirm_success

	Successful completion of an operation message

	=cut

	sub confirm_success {
	my ($message,$failure)=@_;
	if ($failure) {
	return '<span class="LC_error">'."\n"
	.'<img src="/adm/lonIcons/navmap.wrong.gif" alt="'.&mt('Error').'" /> '."\n"
	.$message."\n"
	.'</span>'."\n";
	} else {
	return '<span class="LC_success">'."\n"
	.'<img src="/adm/lonIcons/navmap.correct.gif" alt="'.&mt('Ok').'" /> '."\n"
	.$message."\n"
	.'</span>'."\n";
	}
	}

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

	=pod

	=item dragmath_button

	Creates a button that launches a dragmath popup-window, in which an
	expression can be edited and pasted as LaTeX into a specified textarea.

	textarea - Name of the textarea to edit.
	helpicon - If true, show a help icon to the right of the button.

	=cut

	sub dragmath_button {
	my ($textarea,$helpicon) = @_;
	my $help_text;
	if ($helpicon) {
	$help_text = &Apache::loncommon::help_open_topic('Authoring_Math_Editor');
	}
	my $buttontext=&mt('Edit Math');
	return <<ENDDRAGMATH;
	<input type="button" value="$buttontext", onclick="javascript:mathedit('$textarea',document)" />$help_text
	ENDDRAGMATH
	}

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

	=pod

	=item dragmath_js

	Javascript used to open pop-up window containing dragmath applet which
	can be used to paste LaTeX into a textarea.

	=cut

	sub dragmath_js {
	my ($popup) = @_;
	return <<ENDDRAGMATHJS;
	<script type="text/javascript">
	// <![CDATA[
	function mathedit(textarea, doc) {
	targetEntry = textarea;
	targetDoc = doc;
	newwin = window.open("/adm/dragmath/applet/$popup.html","","width=565,height=500,resizable");
	}
	// ]]>
	</script>

	ENDDRAGMATHJS
	}


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

	=pod

=item authorbombs	=item authorbombs

=cut	=cut
Line 78 use LONCAPA;	Line 158 use LONCAPA;
sub authorbombs {	sub authorbombs {
my $url=shift;	my $url=shift;
$url=&Apache::lonnet::declutter($url);	$url=&Apache::lonnet::declutter($url);
my ($udom,$uname)=($url=~/^(\w+)\/(\w+)\//);	my ($udom,$uname)=($url=~m{^($LONCAPA::domain_re)/($LONCAPA::username_re)/});
my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);	my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
foreach (keys %bombs) {	foreach (keys %bombs) {
if ($_=~/^$udom\/$uname\//) {	if ($_=~/^$udom\/$uname\//) {
return '<a href="/adm/bombs/'.$url.	return '<a href="/adm/bombs/'.$url.
'"><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/bomb.gif').'" border="0" /></a>'.	'"><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/bomb.gif').'" alt="'.&mt('Bomb').'" border="0" /></a>'.
&Apache::loncommon::help_open_topic('About_Bombs');	&Apache::loncommon::help_open_topic('About_Bombs');
}	}
}	}
Line 141 sub select_recent {	Line 221 sub select_recent {
foreach my $value (sort(keys(%recent))) {	foreach my $value (sort(keys(%recent))) {
unless ($value =~/^error\:/) {	unless ($value =~/^error\:/) {
my $escaped = &Apache::loncommon::escape_url($value);	my $escaped = &Apache::loncommon::escape_url($value);
	&Apache::loncommon::inhibit_menu_check(\$escaped);
$return.="\n<option value='$escaped'>".	$return.="\n<option value='$escaped'>".
&unescape((split(/\&/,$recent{$value}))[1]).	&unescape((split(/\&/,$recent{$value}))[1]).
'</option>';	'</option>';
Line 231 sub checkbox {	Line 312 sub checkbox {
$Str .= 'value="'.$value.'"';	$Str .= 'value="'.$value.'"';
}	}
if ($checked) {	if ($checked) {
$Str .= ' checked="1"';	$Str .= ' checked="checked"';
}	}
$Str .= ' />';	$Str .= ' />';
return $Str;	return $Str;
Line 253 sub radio {	Line 334 sub radio {
$Str .= 'value="'.$value.'"';	$Str .= 'value="'.$value.'"';
}	}
if ($checked eq $value) {	if ($checked eq $value) {
$Str .= ' checked="1"';	$Str .= ' checked="checked"';
}	}
$Str .= ' />';	$Str .= ' />';
return $Str;	return $Str;
Line 311 The method used to restrict user input w	Line 392 The method used to restrict user input w
sub date_setter {	sub date_setter {
my ($formname,$dname,$currentvalue,$special,$includeempty,$state,	my ($formname,$dname,$currentvalue,$special,$includeempty,$state,
$no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink) = @_;	$no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink) = @_;
	my $now = time;
my $wasdefined=1;	my $wasdefined=1;
if (! defined($state) \|\| $state ne 'disabled') {	if (! defined($state) \|\| $state ne 'disabled') {
$state = '';	$state = '';
Line 319 sub date_setter {	Line 401 sub date_setter {
$no_hh_mm_ss = 0;	$no_hh_mm_ss = 0;
}	}
if ($currentvalue eq 'now') {	if ($currentvalue eq 'now') {
$currentvalue=time;	$currentvalue = $now;
}	}
if ((!defined($currentvalue)) \|\| ($currentvalue eq '')) {	if ((!defined($currentvalue)) \|\| ($currentvalue eq '')) {
$wasdefined=0;	$wasdefined=0;
if ($includeempty) {	if ($includeempty) {
$currentvalue = 0;	$currentvalue = 0;
} else {	} else {
$currentvalue = time;	$currentvalue = $now;
}	}
}	}
# other potentially useful values: wkday,yrday,is_daylight_savings	# other potentially useful values: wkday,yrday,is_daylight_savings
	my $tzname;
my ($sec,$min,$hour,$mday,$month,$year)=('','',undef,'','','');	my ($sec,$min,$hour,$mday,$month,$year)=('','',undef,'','','');
if ($currentvalue) {	if ($currentvalue) {
($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) =	($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($currentvalue);
localtime($currentvalue);
$year += 1900;
}	}
unless ($wasdefined) {	unless ($wasdefined) {
	($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($now);
if (($defhour) \|\| ($defmin) \|\| ($defsec)) {	if (($defhour) \|\| ($defmin) \|\| ($defsec)) {
($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) =
localtime(time);
$year += 1900;
$sec=($defsec?$defsec:0);	$sec=($defsec?$defsec:0);
$min=($defmin?$defmin:0);	$min=($defmin?$defmin:0);
$hour=($defhour?$defhour:0);	$hour=($defhour?$defhour:0);
Line 353 sub date_setter {	Line 432 sub date_setter {
my $result = "\n<!-- $dname date setting form -->\n";	my $result = "\n<!-- $dname date setting form -->\n";
$result .= <<ENDJS;	$result .= <<ENDJS;
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function $dname\_checkday() {	function $dname\_checkday() {
var day = document.$formname.$dname\_day.value;	var day = document.$formname.$dname\_day.value;
var month = document.$formname.$dname\_month.value;	var month = document.$formname.$dname\_month.value;
Line 413 document.$formname.$dname\_year.value,	Line 493 document.$formname.$dname\_year.value,
}	}

}	}
	// ]]>
</script>	</script>
ENDJS	ENDJS
$result .= ' <span style="white-space: nowrap;">';	$result .= ' <span class="LC_nobreak">';
my $monthselector = qq{<select name="$dname\_month" $special $state onchange="javascript:$dname\_checkday()" >};	my $monthselector = qq{<select name="$dname\_month" $special $state onchange="javascript:$dname\_checkday()" >};
# Month	# Month
my @Months = qw/January February March April May June	my @Months = qw/January February March April May June
Line 463 ENDJS	Line 544 ENDJS
$cal_link = qq{<a href="javascript:$dname\_opencalendar()">};	$cal_link = qq{<a href="javascript:$dname\_opencalendar()">};
}	}
#	#
	my $tzone = ' '.$tzname.' ';
if ($no_hh_mm_ss) {	if ($no_hh_mm_ss) {
$result .= &mt('[_1] [_2] [_3] ',	$result .= &mt('[_1] [_2] [_3] ',
$monthselector,$dayselector,$yearselector);	$monthselector,$dayselector,$yearselector).
	$tzone;
if (!$nolink) {	if (!$nolink) {
$result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');	$result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');
}	}
} else {	} else {
$result .= &mt('[_1] [_2] [_3] [_4] [_5]m [_6]s ',	$result .= &mt('[_1] [_2] [_3] [_4] [_5]m [_6]s ',
$monthselector,$dayselector,$yearselector,	$monthselector,$dayselector,$yearselector,
$hourselector,$minuteselector,$secondselector);	$hourselector,$minuteselector,$secondselector).
	$tzone;
if (!$nolink) {	if (!$nolink) {
$result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');	$result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');
}	}
Line 481 ENDJS	Line 565 ENDJS
return $result;	return $result;
}	}

	sub get_timedates {
	my ($epoch) = @_;
	my $dt = DateTime->from_epoch(epoch => $epoch)
	->set_time_zone(&Apache::lonlocal::gettimezone());
	my $tzname = $dt->time_zone_short_name();
	my $sec = $dt->second;
	my $min = $dt->minute;
	my $hour = $dt->hour;
	my $mday = $dt->day;
	my $month = $dt->month;
	if ($month) {
	$month --;
	}
	my $year = $dt->year;
	return ($tzname,$sec,$min,$hour,$mday,$month,$year);
	}

	sub build_url {
	my ($base, $fields)=@_;
	my $url;
	$url = $base.'?';
	foreach my $key (keys(%$fields)) {
	$url.=&escape($key).'='.&escape($$fields{$key}).'&';
	}
	$url =~ s/&$//;
	return $url;
	}


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

Line 549 sub get_date_from_form {	Line 662 sub get_date_from_form {
if (defined($env{'form.'.$dname.'_month'})) {	if (defined($env{'form.'.$dname.'_month'})) {
my $tmpmonth = $env{'form.'.$dname.'_month'};	my $tmpmonth = $env{'form.'.$dname.'_month'};
if (($tmpmonth =~ /^\d+$/) && ($tmpmonth > 0) && ($tmpmonth < 13)) {	if (($tmpmonth =~ /^\d+$/) && ($tmpmonth > 0) && ($tmpmonth < 13)) {
$month = $tmpmonth - 1;	$month = $tmpmonth;
}	}
}	}
if (defined($env{'form.'.$dname.'_year'})) {	if (defined($env{'form.'.$dname.'_year'})) {
my $tmpyear = $env{'form.'.$dname.'_year'};	my $tmpyear = $env{'form.'.$dname.'_year'};
if (($tmpyear =~ /^\d+$/) && ($tmpyear > 1900)) {	if (($tmpyear =~ /^\d+$/) && ($tmpyear >= 1970)) {
$year = $tmpyear - 1900;	$year = $tmpyear;
}	}
}	}
if (($year<70) \|\| ($year>137)) { return undef; }	if (($year<1970) \|\| ($year>2037)) { return undef; }
if (defined($sec) && defined($min) && defined($hour) &&	if (defined($sec) && defined($min) && defined($hour) &&
defined($day) && defined($month) && defined($year) &&	defined($day) && defined($month) && defined($year)) {
eval('&timelocal($sec,$min,$hour,$day,$month,$year)')) {	my $timezone = &Apache::lonlocal::gettimezone();
return &timelocal($sec,$min,$hour,$day,$month,$year);	my $dt = DateTime->new( year => $year,
	month => $month,
	day => $day,
	hour => $hour,
	minute => $min,
	second => $sec,
	time_zone => $timezone,
	);
	my $epoch_time = $dt->epoch;
	if ($epoch_time ne '') {
	return $epoch_time;
	} else {
	return undef;
	}
} else {	} else {
return undef;	return undef;
}	}
Line 632 sub javascript_nothing {	Line 758 sub javascript_nothing {
##############################################	##############################################
##############################################	##############################################
sub javascript_docopen {	sub javascript_docopen {
	my ($mimetype) = @_;
	$mimetype \|\|= 'text/html';
# safari does not understand document.open() and loads "text/html"	# safari does not understand document.open() and loads "text/html"
my $nothing = "''";	my $nothing = "''";
my $user_browser;	my $user_browser;
Line 645 sub javascript_docopen {	Line 773 sub javascript_docopen {
if ($user_browser eq 'safari' && $user_os =~ 'mac') {	if ($user_browser eq 'safari' && $user_os =~ 'mac') {
$nothing = "document.clear()";	$nothing = "document.clear()";
} else {	} else {
$nothing = "document.open('text/html','replace')";	$nothing = "document.open('$mimetype','replace')";
}	}
return $nothing;	return $nothing;
}	}
Line 682 Returns: a perl string as described.	Line 810 Returns: a perl string as described.
##############################################	##############################################
##############################################	##############################################
sub StatusOptions {	sub StatusOptions {
my ($status, $formName,$size,$onchange)=@_;	my ($status, $formName,$size,$onchange,$mult)=@_;
$size = 1 if (!defined($size));	$size = 1 if (!defined($size));
if (! defined($status)) {	if (! defined($status)) {
$status = 'Active';	$status = 'Active';
$status = $env{'form.Status'} if (exists($env{'form.Status'}));	$status = $env{'form.Status'} if (exists($env{'form.Status'}));
}	}

my $OpSel1 = '';
my $OpSel2 = '';
my $OpSel3 = '';

if($status eq 'Any') { $OpSel3 = ' selected'; }
elsif($status eq 'Expired' ) { $OpSel2 = ' selected'; }
else { $OpSel1 = ' selected'; }

my $Str = '';	my $Str = '';
$Str .= '<select name="Status"';	$Str .= '<select name="Status"';
	if (defined($mult)){
	$Str .= ' multiple="multiple" ';
	}
if(defined($formName) && $formName ne '' && ! defined($onchange)) {	if(defined($formName) && $formName ne '' && ! defined($onchange)) {
$Str .= ' onchange="document.'.$formName.'.submit()"';	$Str .= ' onchange="document.'.$formName.'.submit()"';
}	}
Line 707 sub StatusOptions {	Line 830 sub StatusOptions {
}	}
$Str .= ' size="'.$size.'" ';	$Str .= ' size="'.$size.'" ';
$Str .= '>'."\n";	$Str .= '>'."\n";
$Str .= '<option value="Active" '.$OpSel1.'>'.	foreach my $type (['Active', &mt('Currently Has Access')],
&mt('Currently Enrolled').'</option>'."\n";	['Future', &mt('Will Have Future Access')],
$Str .= '<option value="Expired" '.$OpSel2.'>'.	['Expired', &mt('Previously Had Access')],
&mt('Previously Enrolled').'</option>'."\n";	['Any', &mt('Any Access Status')]) {
$Str .= '<option value="Any" '.$OpSel3.'>'.	my ($name,$label) = @$type;
&mt('Any Enrollment Status').'</option>'."\n";	$Str .= '<option value="'.$name.'" ';
	if ($status eq $name) {
	$Str .= 'selected="selected" ';
	}
	$Str .= '>'.$label.'</option>'."\n";
	}

$Str .= '</select>'."\n";	$Str .= '</select>'."\n";
}	}

Line 850 sub Create_PrgWin {	Line 979 sub Create_PrgWin {
#the whole function called through timeout is due to issues	#the whole function called through timeout is due to issues
#in mozilla Read BUG #2665 if you want to know the whole story	#in mozilla Read BUG #2665 if you want to know the whole story
&r_print($r,'<script type="text/javascript">'.	&r_print($r,'<script type="text/javascript">'.
	'// <![CDATA['.
"var popwin;	"var popwin;
function openpopwin () {	function openpopwin () {
popwin=open(\'\',\'popwin\',\'width=400,height=100\');".	popwin=open(\'\',\'popwin\',\'width=400,height=100\');".
"popwin.document.writeln(\'".$start_page.	"popwin.document.writeln(\'".$start_page.
"<h4>$heading<\/h4>".	"<h4>".&mt("$heading")."<\/h4>".
"<form name=\"popremain\" method=\"post\">".	"<form action=\"\" name=\"popremain\" method=\"post\">".
'<input type="text" size="'.$width.'" name="remaining" value="'.	'<input type="text" size="'.$width.'" name="remaining" value="'.
&mt('Starting').'" /><\\/form>'.$end_page.	&mt('Starting').'" /><\\/form>'.$end_page.
"\');".	"\');".
"popwin.document.close();}".	"popwin.document.close();}".
"\nwindow.setTimeout(openpopwin,0)</script>");	"\nwindow.setTimeout(openpopwin,0)".
	'// ]]>'.
	'</script>');
$prog_state{'formname'}='popremain';	$prog_state{'formname'}='popremain';
$prog_state{'inputname'}="remaining";	$prog_state{'inputname'}="remaining";
} elsif ($type eq 'inline') {	} elsif ($type eq 'inline') {
$prog_state{'window'}='window';	$prog_state{'window'}='window';
if (!$formname) {	if (!$formname) {
$prog_state{'formname'}=&get_uniq_name();	$prog_state{'formname'}=&get_uniq_name();
&r_print($r,'<form name="'.$prog_state{'formname'}.'">');	&r_print($r,'<form action="" name="'.$prog_state{'formname'}.'">');
} else {	} else {
$prog_state{'formname'}=$formname;	$prog_state{'formname'}=$formname;
}	}
if (!$inputname) {	if (!$inputname) {
$prog_state{'inputname'}=&get_uniq_name();	$prog_state{'inputname'}=&get_uniq_name();
&r_print($r,$heading.' <input type="text" name="'.$prog_state{'inputname'}.	&r_print($r,&mt("$heading [_1]",' <input type="text" name="'.$prog_state{'inputname'}.'" size="'.$width.'" />'));
'" size="'.$width.'" />');
} else {	} else {
$prog_state{'inputname'}=$inputname;	$prog_state{'inputname'}=$inputname;

Line 894 sub Create_PrgWin {	Line 1025 sub Create_PrgWin {
# update progress	# update progress
sub Update_PrgWin {	sub Update_PrgWin {
my ($r,$prog_state,$displayString)=@_;	my ($r,$prog_state,$displayString)=@_;
&r_print($r,'<script>'.$$prog_state{'window'}.'.document.'.	&r_print($r,'<script type="text/javascript">'.
	'// <![CDATA['.
	$$prog_state{'window'}.'.document.'.
$$prog_state{'formname'}.'.'.	$$prog_state{'formname'}.'.'.
$$prog_state{'inputname'}.'.value="'.	$$prog_state{'inputname'}.'.value="'.
$displayString.'";</script>');	$displayString.'";'.
	'// ]]>'.
	'</script>');
$$prog_state{'laststart'}=&Time::HiRes::time();	$$prog_state{'laststart'}=&Time::HiRes::time();
}	}

Line 950 sub Increment_PrgWin {	Line 1085 sub Increment_PrgWin {
if ($user_browser eq 'explorer' && $user_os =~ 'mac') {	if ($user_browser eq 'explorer' && $user_os =~ 'mac') {
$lasttime = '';	$lasttime = '';
}	}
&r_print($r,'<script>'.$$prog_state{'window'}.'.document.'.	&r_print($r,'<script>'.
	'// <![CDATA['.
	$$prog_state{'window'}.'.document.'.
$$prog_state{'formname'}.'.'.	$$prog_state{'formname'}.'.'.
$$prog_state{'inputname'}.'.value="'.	$$prog_state{'inputname'}.'.value="'.
$$prog_state{'done'}.'/'.$$prog_state{'max'}.	$$prog_state{'done'}.'/'.$$prog_state{'max'}.
': '.$time_est.' '.&mt('remaining').' '.$lasttime.'";'.'</script>');	': '.$time_est.' '.&mt('remaining').' '.$lasttime.'";'.
	'// ]]>'.
	'</script>');
$$prog_state{'laststart'}=&Time::HiRes::time();	$$prog_state{'laststart'}=&Time::HiRes::time();
}	}

Line 962 sub Increment_PrgWin {	Line 1101 sub Increment_PrgWin {
sub Close_PrgWin {	sub Close_PrgWin {
my ($r,$prog_state)=@_;	my ($r,$prog_state)=@_;
if ($$prog_state{'type'} eq 'popup') {	if ($$prog_state{'type'} eq 'popup') {
&r_print($r,'<script>popwin.close()</script>'."\n");	&r_print($r,'<script>'.
	'// <![CDATA['.
	'popwin.close()'.
	'// ]]>'.
	'</script>'."\n");
} elsif ($$prog_state{'type'} eq 'inline') {	} elsif ($$prog_state{'type'} eq 'inline') {
&Update_PrgWin($r,$prog_state,&mt('Done'));	&Update_PrgWin($r,$prog_state,&mt('Done'));
}	}
Line 998 sub crumbs {	Line 1141 sub crumbs {
foreach my $dir (split('/',$uri)) {	foreach my $dir (split('/',$uri)) {
if (! $dir) { next; }	if (! $dir) { next; }
$path .= $dir;	$path .= $dir;
	if ($path eq $uri) {
if ($skiplast) {	if ($skiplast) {
$output.=$dir;	$output.=$dir;
last;	last;
}	}
} else {	} else {
$path.='/';	$path.='/';
	}
	my $href_path = &HTML::Entities::encode($path,'<>&"');
	&Apache::loncommon::inhibit_menu_check(\$href_path);
	if ($form) {
	my $href = 'javascript:'.$form.".action='".$href_path."';".$form.'.submit();';
	$output.=qq{<a href="$href" $target>$dir</a>/};
	} else {
	$output.=qq{<a href="$href_path" $target>$dir</a>/};
}	}
my $linkpath = &Apache::loncommon::escape_single($path);
if ($form) {
$linkpath=
qq{javascript:$form.action='$linkpath';$form.submit();};
}
$output.=qq{<a href="$linkpath" $target>$dir</a>/};
}	}
} else {	} else {
foreach my $dir (split('/',$uri)) {	foreach my $dir (split('/',$uri)) {
Line 1042 sub spellheader {	Line 1187 sub spellheader {
my $nothing=&javascript_nothing();	my $nothing=&javascript_nothing();
return (<<ENDCHECK);	return (<<ENDCHECK);
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
//<!-- BEGIN LON-CAPA Internal	//<!-- BEGIN LON-CAPA Internal
var checkwin;	var checkwin;

function spellcheckerwindow(string) {	function spellcheckerwindow(string) {
var esc_string = string.replace(/\"/g,'"');	var esc_string = string.replace(/\"/g,'"');
checkwin=window.open($nothing,'spellcheckwin','height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');	checkwin=window.open($nothing,'spellcheckwin','height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
checkwin.document.writeln('$start_page<form name="spellcheckform" action="/adm/spellcheck" method="post"><input type="hidden" name="text" value="'+esc_string+'" /><\/form>$end_page');	checkwin.document.writeln('$start_page<form name="spellcheckform" action="/adm/spellcheck" method="post"><input type="hidden" name="text" value="'+esc_string+'" /><\\/form>$end_page');
checkwin.document.close();	checkwin.document.close();
}	}
// END LON-CAPA Internal -->	// END LON-CAPA Internal -->
	// ]]>
</script>	</script>
ENDCHECK	ENDCHECK
}	}
Line 1085 ENDLINK	Line 1232 ENDLINK
}	}

sub htmlareaheaders {	sub htmlareaheaders {
if (&htmlareablocked()) { return ''; }	return if (&htmlareablocked());
unless (&htmlareabrowser()) { return ''; }	return if (!&htmlareabrowser());
my $lang='en';
if (&mt('htmlarea_lang') ne 'htmlarea_lang') {
$lang=&mt('htmlarea_lang');
}
return (<<ENDHEADERS);	return (<<ENDHEADERS);
<script type="text/javascript">	<script type="text/javascript" src="/fckeditor/fckeditor.js"></script>
_editor_url='/htmlarea/';
_editor_lang='$lang';
</script>
<script type="text/javascript" src="/htmlarea/htmlarea.js"></script>
<link rel="stylesheet" type="text/css" href="/htmlarea/htmlarea.css" />
ENDHEADERS	ENDHEADERS
}	}

# ------------------------------------------------- Activate additional buttons

sub htmlareaaddbuttons {
if (&htmlareablocked()) { return ''; }
unless (&htmlareabrowser()) { return ''; }
return (<<ENDADDBUTTON);
var config=new HTMLArea.Config();
config.registerButton('ed_math','LaTeX Inline',
'/htmlarea/images/ed_math.gif',false,
function(editor,id) {
editor.surroundHTML(' <m>\$','\$</m> ');
}
);
config.registerButton('ed_math_eqn','LaTeX Equation',
'/htmlarea/images/ed_math_eqn.gif',false,
function(editor,id) {
editor.surroundHTML(
' \\n<center><m>\\\\[','\\\\]</m></center>\\n ');
}
);
config.toolbar.push(['ed_math','ed_math_eqn']);
ENDADDBUTTON
}

# ----------------------------------------------------------------- Preferences	# ----------------------------------------------------------------- Preferences

sub disablelink {	sub disablelink {
Line 1143 sub enablelink {	Line 1257 sub enablelink {
return '<a href="'.&HTML::Entities::encode('/adm/preferences?action=set_wysiwyg&wysiwyg=on&returnurl=','<>&"').&escape($ENV{'REQUEST_URI'}).'">'.&mt('Enable WYSIWYG Editor').'</a>';	return '<a href="'.&HTML::Entities::encode('/adm/preferences?action=set_wysiwyg&wysiwyg=on&returnurl=','<>&"').&escape($ENV{'REQUEST_URI'}).'">'.&mt('Enable WYSIWYG Editor').'</a>';
}	}

	# ------------------------------------------------- lang to use in html editor
	sub htmlarea_lang {
	my $lang='en';
	if (&mt('htmlarea_lang') ne 'htmlarea_lang') {
	$lang=&mt('htmlarea_lang');
	}
	return $lang;
	}

# ----------------------------------------- Script to activate only some fields	# ----------------------------------------- Script to activate only some fields

sub htmlareaselectactive {	sub htmlareaselectactive {
my @fields=@_;	my @fields=@_;
unless (&htmlareabrowser()) { return ''; }	unless (&htmlareabrowser()) { return ''; }
if (&htmlareablocked()) { return '<br />'.&enablelink(@fields); }	if (&htmlareablocked()) { return '<br />'.&enablelink(@fields); }
my $output='<script type="text/javascript" defer="1">'.	my $output='<script type="text/javascript" defer="1">'
&htmlareaaddbuttons();	.'// <![CDATA[';
foreach(@fields) {	my $lang = &htmlarea_lang();
$output.="\nHTMLArea.replace('$_',config);";	foreach my $field (@fields) {
}	$output.="
$output.="\nwindow.status='Activated Editfields';\n</script><br />".	{
	var oFCKeditor = new FCKeditor('$field');
	oFCKeditor.Config['CustomConfigurationsPath'] =
	'/fckeditor/loncapaconfig.js';
	oFCKeditor.ReplaceTextarea();
	oFCKeditor.Config['AutoDetectLanguage'] = false;
	oFCKeditor.Config['DefaultLanguage'] = '$lang';
	}";
	}
	$output.="\nwindow.status='Activated Editfields';\n"
	.'// ]]>'
	.'</script><br />'.
&disablelink(@fields);	&disablelink(@fields);
return $output;	return $output;
}	}
Line 1180 sub htmlareabrowser {	Line 1314 sub htmlareabrowser {
=item breadcrumbs	=item breadcrumbs

Compiles the previously registered breadcrumbs into an series of links.	Compiles the previously registered breadcrumbs into an series of links.
FAQ and BUG links will be placed on the left side of the table if they
are defined for the last registered breadcrumb.
Additionally supports a 'component', which will be displayed on the	Additionally supports a 'component', which will be displayed on the
right side of the table (without a link).	right side of the breadcrumbs enclosing div (without a link).
A link to help for the component will be included if one is specified.	A link to help for the component will be included if one is specified.

All inputs can be undef without problems.	All inputs can be undef without problems.

Inputs: $component (the large text on the right side of the table),	Inputs: $component (the text on the right side of the breadcrumbs trail),
$component_help	$component_help
$menulink (boolean, controls whether to include a link to /adm/menu)	$menulink (boolean, controls whether to include a link to /adm/menu)
$helplink (if 'nohelp' don't include the orange help link)	$helplink (if 'nohelp' don't include the orange help link)
$css_class (optional name for the class to apply to the table for CSS)	$css_class (optional name for the class to apply to the table for CSS)
	$no_mt (optional flag, 1 if &mt() is _not_ to be applied to $component
	when including the text on the right.
Returns a string containing breadcrumbs for the current page.	Returns a string containing breadcrumbs for the current page.

=item clear_breadcrumbs	=item clear_breadcrumbs
Line 1205 Pushes a breadcrumb on the stack of crum	Line 1339 Pushes a breadcrumb on the stack of crum

input: $breadcrumb, a hash reference. The keys 'href','title', and 'text'	input: $breadcrumb, a hash reference. The keys 'href','title', and 'text'
are required. If present the keys 'faq' and 'bug' will be used to provide	are required. If present the keys 'faq' and 'bug' will be used to provide
links to the FAQ and bug sites.	links to the FAQ and bug sites. If the key 'no_mt' is present the 'title'
	and 'text' values won't be sent through &mt()

returns: nothing	returns: nothing

Line 1217 returns: nothing	Line 1352 returns: nothing
my @Crumbs;	my @Crumbs;

sub breadcrumbs {	sub breadcrumbs {
my ($component,$component_help,$menulink,$helplink,$css_class) = @_;	my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, $CourseBreadcrumbs) = @_;
#
$css_class \|\|= 'LC_breadcrumbs';
my $Str = "\n".'<table class="'.$css_class.'"><tr><td>';
#	#
	$css_class \|\|= 'LC_breadcrumbs';

# Make the faq and bug data cascade	# Make the faq and bug data cascade
my $faq = '';	my $faq = '';
my $bug = '';	my $bug = '';
my $help='';	my $help = '';
	# Crumb Symbol
	my $crumbsymbol = '»';
# The last breadcrumb does not have a link, so handle it separately.	# The last breadcrumb does not have a link, so handle it separately.
my $last = pop(@Crumbs);	my $last = pop(@Crumbs);
#	#
# The first one should be the course or a menu link	# The first one should be the course or a menu link
if (!defined($menulink)) { $menulink=1; }	if (!defined($menulink)) { $menulink=1; }
if ($menulink) {	if ($menulink) {
my $description = 'Menu';	my $description = 'Menu';
	my $no_mt_descr = 0;
if (exists($env{'request.course.id'}) &&	if (exists($env{'request.course.id'}) &&
$env{'request.course.id'} ne '') {	$env{'request.course.id'} ne '') {
$description =	$description =
$env{'course.'.$env{'request.course.id'}.'.description'};	$env{'course.'.$env{'request.course.id'}.'.description'};
	$no_mt_descr = 1;
	}
	$menulink = { href =>'/adm/menu',
	title =>'Go to main menu',
	target =>'_top',
	text =>$description,
	no_mt =>$no_mt_descr, };
	if($last) {
	#$last set, so we have some crumbs
	unshift(@Crumbs,$menulink);
	} else {
	#only menulink crumb present
	$last = $menulink;
}	}
unshift(@Crumbs,{
href =>'/adm/menu',
title =>'Go to main menu',
target =>'_top',
text =>$description,
});
}	}
my $links .=	my $links = join "",
join('->',
map {	map {
$faq = $_->{'faq'} if (exists($_->{'faq'}));	$faq = $_->{'faq'} if (exists($_->{'faq'}));
$bug = $_->{'bug'} if (exists($_->{'bug'}));	$bug = $_->{'bug'} if (exists($_->{'bug'}));
$help = $_->{'help'} if (exists($_->{'help'}));	$help = $_->{'help'} if (exists($_->{'help'}));
my $result = '<a href="'.$_->{'href'}.'" ';
if (defined($_->{'target'}) && $_->{'target'} ne '') {	my $result = htmltag( 'a',
$result .= 'target="'.$_->{'target'}.'" ';	$_->{no_mt} ?
}	$_->{text} : mt($_->{text}),
$result .='title="'.&mt($_->{'title'}).'">'.	{
&mt($_->{'text'}).'</a>';	href => $_->{href},
$result;	title => $_->{no_mt} ?
} @Crumbs	$_->{title} : mt($_->{title}),
);	target => $_->{target},
$links .= '->' if ($links ne '');	});
$links .= '<b>'.&mt($last->{'text'}).'</b>';	$result = htmltag( 'li', "$result $crumbsymbol");
#	} @Crumbs;

	#should the last Element be translated?
	$links .= htmltag( 'li',
	htmltag( 'b',
	$last->{'no_mt'} ?
	$last->{'text'} : mt($last->{'text'}) ));

my $icons = '';	my $icons = '';
$faq = $last->{'faq'} if (exists($last->{'faq'}));	$faq = $last->{'faq'} if (exists($last->{'faq'}));
$bug = $last->{'bug'} if (exists($last->{'bug'}));	$bug = $last->{'bug'} if (exists($last->{'bug'}));
$help = $last->{'help'} if (exists($last->{'help'}));	$help = $last->{'help'} if (exists($last->{'help'}));
$component_help=($component_help?$component_help:$help);	$component_help=($component_help?$component_help:$help);
# if ($faq ne '') {	# if ($faq ne '') {
Line 1274 returns: nothing	Line 1424 returns: nothing
# if ($bug ne '') {	# if ($bug ne '') {
# $icons .= &Apache::loncommon::help_open_bug($bug);	# $icons .= &Apache::loncommon::help_open_bug($bug);
# }	# }
if ($faq ne '' \|\| $component_help ne '' \|\| $bug ne '') {	if ($faq ne '' \|\| $component_help ne '' \|\| $bug ne '') {
$icons .= &Apache::loncommon::help_open_menu($component,	$icons .= &Apache::loncommon::help_open_menu($component,
$component_help,	$component_help,
$faq,$bug);	$faq,$bug);
}
#
$Str .= $links.'</td>';
#
if (defined($component)) {
$Str .= '<td class="'.$css_class.'_component">'.
&mt($component);
if ($icons ne '') {
$Str .= ' '.$icons;
}
$Str .= '</td>';
}	}
$Str .= '</tr></table>'."\n";
#	#


	unless ($CourseBreadcrumbs) {
	$links = htmltag('ol', $links, { id => "LC_MenuBreadcrumbs" });
	} else {
	$links = htmltag('ul', $links, { id => "LC_CourseBreadcrumbs" });
	}

	if ($component) {
	$links = htmltag('span',
	( $no_mt ? $component : mt($component) ).
	( $icons ? $icons : '' ),
	{ class => 'LC_breadcrumbs_component' } )
	.$links;
	}

	$links = htmltag('div', $links,
	{ id => "LC_head_subbox" }) unless ($CourseBreadcrumbs) ;

# Return the @Crumbs stack to what we started with	# Return the @Crumbs stack to what we started with
push(@Crumbs,$last);	push(@Crumbs,$last);
shift(@Crumbs);	shift(@Crumbs);
#	# Return the breadcrumb's line
return $Str;	return "$links";
}	}

sub clear_breadcrumbs {	sub clear_breadcrumbs {
Line 1323 returns: nothing	Line 1480 returns: nothing
# row1	# row1
# row2	# row2
# row3 ... etc.	# row3 ... etc.
# &submit_row(0	# &submit_row()
# &end_pickbox()	# &end_pick_box()
#	#
# where row1, row 2 etc. are chosen from &role_select_row,&course_select_row,	# where row1, row 2 etc. are chosen from &role_select_row,&course_select_row,
# &status_select_row and &email_default_row	# &status_select_row and &email_default_row
Line 1365 returns: nothing	Line 1522 returns: nothing
# routines, but can also be called directly to start and end rows which have	# routines, but can also be called directly to start and end rows which have
# needs that are not accommodated by the *_select_row() routines.	# needs that are not accommodated by the *_select_row() routines.

	{ # Start: row_count block for pick_box
	my @row_count;

sub start_pick_box {	sub start_pick_box {
my ($css_class) = @_;	my ($css_class) = @_;
if (defined($css_class)) {	if (defined($css_class)) {
Line 1372 sub start_pick_box {	Line 1532 sub start_pick_box {
} else {	} else {
$css_class= 'class="LC_pick_box"';	$css_class= 'class="LC_pick_box"';
}	}
	unshift(@row_count,0);
my $output = <<"END";	my $output = <<"END";
<table $css_class>	<table $css_class>
END	END
Line 1379 END	Line 1540 END
}	}

sub end_pick_box {	sub end_pick_box {
	shift(@row_count);
my $output = <<"END";	my $output = <<"END";
</table>	</table>
END	END
return $output;	return $output;
}	}

	sub row_headline {
	my $output = <<"END";
	<tr><td colspan="2">
	END
	return $output;
	}

sub row_title {	sub row_title {
my ($title,$css_title_class,$css_value_class) = @_;	my ($title,$css_title_class,$css_value_class) = @_;
	$row_count[0]++;
	my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
$css_title_class \|\|= 'LC_pick_box_title';	$css_title_class \|\|= 'LC_pick_box_title';
$css_title_class = 'class="'.$css_title_class.'"';	$css_title_class = 'class="'.$css_title_class.'"';

$css_value_class \|\|= 'LC_pick_box_value';	$css_value_class \|\|= 'LC_pick_box_value';
$css_value_class = 'class="'.$css_value_class.'"';

	if ($title ne '') {
	$title .= ':';
	}
my $output = <<"ENDONE";	my $output = <<"ENDONE";
<tr class="LC_pick_box_row">	<tr class="LC_pick_box_row">
<td $css_title_class>	<td $css_title_class>
$title:	$title
</td>	</td>
<td $css_value_class>	<td class="$css_value_class $css_class">
ENDONE	ENDONE
return $output;	return $output;
}	}
Line 1420 ENDTWO	Line 1593 ENDTWO
return $output;	return $output;
}	}

	} # End: row_count block for pick_box


sub role_select_row {	sub role_select_row {
my ($roles,$title,$css_class,$show_separate_custom,$cdom,$cnum) = @_;	my ($roles,$title,$css_class,$show_separate_custom,$cdom,$cnum) = @_;
my $output;	my $output;
Line 1427 sub role_select_row {	Line 1603 sub role_select_row {
$output = &row_title($title,$css_class);	$output = &row_title($title,$css_class);
}	}
$output .= qq\|	$output .= qq\|
<select name="roles" multiple >\n\|;	<select name="roles" multiple="multiple">\n\|;
foreach my $role (@$roles) {	foreach my $role (@$roles) {
my $plrole;	my $plrole;
if ($role eq 'ow') {	if ($role eq 'ow') {
Line 1463 sub course_select_row {	Line 1639 sub course_select_row {
my ($title,$formname,$totcodes,$codetitles,$idlist,$idlist_titles,	my ($title,$formname,$totcodes,$codetitles,$idlist,$idlist_titles,
$css_class) = @_;	$css_class) = @_;
my $output = &row_title($title,$css_class);	my $output = &row_title($title,$css_class);
$output .= qq\|	$output .= &course_selection($formname,$totcodes,$codetitles,$idlist,$idlist_titles);
	$output .= &row_closure();
	return $output;
	}

	sub course_selection {
	my ($formname,$totcodes,$codetitles,$idlist,$idlist_titles) = @_;
	my $output = qq\|
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function coursePick (formname) {	function coursePick (formname) {
for (var i=0; i<formname.coursepick.length; i++) {	for (var i=0; i<formname.coursepick.length; i++) {
if (formname.coursepick[i].value == 'category') {	if (formname.coursepick[i].value == 'category') {
Line 1487 sub course_select_row {	Line 1671 sub course_select_row {
formname.courselist = '';	formname.courselist = '';
}	}
}	}
	// ]]>
</script>	</script>
\|;	\|;
my $courseform='<b>'.&Apache::loncommon::selectcourse_link	my $courseform='<b>'.&Apache::loncommon::selectcourse_link
Line 1536 sub course_select_row {	Line 1721 sub course_select_row {
$output .= '</tr></table><br />';	$output .= '</tr></table><br />';
}	}
}	}
$output .= '<input type="radio" name="coursepick" value="specific" onclick="coursePick(this.form);opencrsbrowser('."'".$formname."'".','."'".'dccourse'."'".','."'".'dcdomain'."'".','."'".'coursedesc'."','','1'".')" />'.&mt('Pick specific course(s):').' '.$courseform.'  <input type="text" value="0" size="4" name="coursetotal" /><input type="hidden" name="courselist" value="" />selected.<br />'."\n";	$output .= '<input type="radio" name="coursepick" value="specific" onclick="coursePick(this.form);opencrsbrowser('."'".$formname."','dccourse','dcdomain','coursedesc','','1'".')" />'.&mt('Pick specific course(s):').' '.$courseform.'  <input type="text" value="0" size="4" name="coursetotal" /><input type="hidden" name="courselist" value="" />selected.<br />'."\n";
$output .= &row_closure();
return $output;	return $output;
}	}

Line 1548 sub status_select_row {	Line 1732 sub status_select_row {
$output = &row_title($title,$css_class,'LC_pick_box_select');	$output = &row_title($title,$css_class,'LC_pick_box_select');
}	}
$output .= qq\|	$output .= qq\|
<select name="types" multiple>\n\|;	<select name="types" multiple="multiple">\n\|;
foreach my $status_type (sort(keys(%{$types}))) {	foreach my $status_type (sort(keys(%{$types}))) {
$output .= ' <option value="'.$status_type.'">'.$$types{$status_type}.'</option>';	$output .= ' <option value="'.$status_type.'">'.$$types{$status_type}.'</option>';
}	}
Line 1562 sub status_select_row {	Line 1746 sub status_select_row {
sub email_default_row {	sub email_default_row {
my ($authtypes,$title,$descrip,$css_class) = @_;	my ($authtypes,$title,$descrip,$css_class) = @_;
my $output = &row_title($title,$css_class);	my $output = &row_title($title,$css_class);
my @rowcols = ('#eeeeee','#dddddd');
$output .= $descrip.	$output .= $descrip.
&Apache::loncommon::start_data_table().	&Apache::loncommon::start_data_table().
&Apache::loncommon::start_data_table_header_row().	&Apache::loncommon::start_data_table_header_row().
Line 1623 sub course_custom_roles {	Line 1806 sub course_custom_roles {

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

	# topic_bar
	#
	# Generates a div containing a numbered (static image) followed by a title
	# with a background color defined in the corresponding CSS: LC_topic_bar
	#
	sub topic_bar {
	my ($imgnum,$title) = @_;
	return '<div class="LC_topic_bar">'
	.'<img src="/res/adm/pages/bl_step'.$imgnum.'.gif"'
	.' alt="'.&mt('Step [_1]',$imgnum).'" />'
	.' '.$title
	.'</div>';
	}

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

# echo_form_input	# echo_form_input
#	#
Line 1833 sub set_form_elements {	Line 2033 sub set_form_elements {
return $output;	return $output;
}	}

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

	# javascript_valid_email
	#
	# Generates javascript to validate an e-mail address.
	# Returns a javascript function which accetps a form field as argumnent, and
	# returns false if field.value does not satisfy two regular expression matches
	# for a valid e-mail address. Backwards compatible with old browsers without
	# support for javascript RegExp (just checks for @ in field.value in this case).

	sub javascript_valid_email {
	my $scripttag .= <<'END';
	function validmail(field) {
	var str = field.value;
	if (window.RegExp) {
	var reg1str = "(@.*@)\|(\\.\\.)\|(@\\.)\|(\\.@)\|(^\\.)";
	var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}\|[0-9]{1,3})(\\]?)$"; //"
	var reg1 = new RegExp(reg1str);
	var reg2 = new RegExp(reg2str);
	if (!reg1.test(str) && reg2.test(str)) {
	return true;
	}
	return false;
	}
	else
	{
	if(str.indexOf("@") >= 0) {
	return true;
	}
	return false;
	}
	}
	END
	return $scripttag;
	}


	# USAGE: htmltag(element, content, {attribute => value,...});
	#
	# EXAMPLES:
	# - htmltag('a', 'this is an anchor', {href => 'www.example.com',
	# title => 'this is a title'})
	#
	# - You might want to set up needed tags like:
	#
	# my $h3 = sub { return htmltag( "h3", @_ ) };
	#
	# ... and use them: $h3->("This is a headline")
	#
	# - To set up a couple of tags, see sub inittags
	#
	# NOTES:
	# - Empty elements, such as <br/> are correctly terminated,
	# i.e. htmltag('br') returns <br/>
	# - Empty attributes (title="") are filtered out.
	# - The function will not check for deprecated attributes.
	#
	# OUTPUT: content enclosed in xhtml conform tags
	sub htmltag{
	return
	qq\|<$_[0]\|
	. join( '', map { qq\| $_="${$_[2]}{$_}"\| if ${$_[2]}{$_} } keys %{ $_[2] } )
	. ($_[1] ? qq\|>$_[1]</$_[0]>\| : qq\|/>\|). "\n";
	};


	# USAGE: inittags(@tags);
	#
	# EXAMPLES:
	# - my ($h1, $h2, $h3) = initTags( qw( h1 h2 h3 ) )
	# $h1->("This is a headline") #Returns: <h1>This is a headline</h1>
	#
	# NOTES: See sub htmltag for further information.
	#
	# OUTPUT: List of subroutines.
	sub inittags {
	my @tags = @_;
	return map { my $tag = $_;
	sub { return htmltag( $tag, @_ ) }
	} @tags;
	}


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

	# generate_menu
	#
	# Generates html markup for a menu.
	#
	# Inputs:
	# An array of following structure:
	# ({ categorytitle => 'Categorytitle',
	# items => [
	# {
	# linktext => 'Text to be displayed',
	# url => 'URL the link is pointing to, i.e. /adm/site?action=dosomething',
	# permission => 'Contains permissions as returned from lonnet::allowed(),
	# must evaluate to true in order to activate the link',
	# icon => 'icon filename',
	# alttext => 'alt text for the icon',
	# help => 'Name of the corresponding helpfile',
	# linktitle => 'Description of the link (used for title tag)'
	# },
	# ...
	# ]
	# },
	# ...
	# )
	#
	# Outputs: A scalar containing the html markup for the menu.

	# ---- Remove when done ----
	# This routine is part of the redesign of LON-CAPA and it's
	# subject to change during this project.
	# Don't rely on its current functionality as it might be
	# changed or removed.
	# --------------------------
	sub generate_menu {
	my @menu = @_;
	# subs for specific html elements
	my ($h3, $div, $ul, $li, $a, $img) = inittags( qw(h3 div ul li a img) );

	my @categories; # each element represents the entire markup for a category

	foreach my $category (@menu) {
	my @links; # contains the links for the current $category
	foreach my $link (@{$$category{items}}) {
	next unless $$link{permission};

	# create the markup for the current $link and push it into @links.
	# each entry consists of an image and a text optionally followed
	# by a help link.
	push @links, $li->(
	$a->(
	$img->("", {
	class => "LC_noBorder LC_middle",
	src => "/res/adm/pages/$$link{icon}",
	alt => mt(defined($$link{alttext}) ?
	$$link{alttext} : $$link{linktext})
	}), {
	href => $$link{url},
	title => mt($$link{linktitle})
	}).
	$a->(mt($$link{linktext}), {
	href => $$link{url},
	title => mt($$link{linktitle}),
	class => "LC_menubuttons_link"
	}).
	(defined($$link{help}) ?
	Apache::loncommon::help_open_topic($$link{help}) : ''),
	{class => "LC_menubuttons_inline_text"});
	}

	# wrap categorytitle in <h3>, concatenate with
	# joined and in <ul> tags wrapped @links
	# and wrap everything in an enclosing <div> and push it into
	# @categories
	# such that each element looks like:
	# <div><h3>title</h3><ul><li>...</li>...</ul></div>
	# the category won't be added if there aren't any links
	push @categories,
	$div->($h3->(mt($$category{categorytitle}), {class=>"LC_hcell"}).
	$ul->(join('' ,@links), {class =>"LC_ListStyleNormal" }),
	{class=>"LC_Box LC_400Box"}) if scalar(@links);
	}

	# wrap the joined @categories in another <div> (column layout)
	return $div->(join('', @categories), {class => "LC_columnSection"});
	}

1;	1;

__END__	__END__

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

Removed from v.1.149
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	Added in v.1.223