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Diff for /loncom/interface/loncommon.pm between versions 1.1344 and 1.1389

version 1.1344, 2020/07/01 20:08:54	version 1.1389, 2022/09/28 15:13:50
Line 61 use POSIX qw(strftime mktime);	Line 61 use POSIX qw(strftime mktime);
use Apache::lonmenu();	use Apache::lonmenu();
use Apache::lonenc();	use Apache::lonenc();
use Apache::lonlocal;	use Apache::lonlocal;
use Apache::lonnet();	use Apache::lonnavmaps();
use HTML::Entities;	use HTML::Entities;
use Apache::lonhtmlcommon();	use Apache::lonhtmlcommon();
use Apache::loncoursedata();	use Apache::loncoursedata();
Line 957 ENDSCRT	Line 957 ENDSCRT
}	}

sub select_timezone {	sub select_timezone {
my ($name,$selected,$onchange,$includeempty,$disabled)=@_;	my ($name,$selected,$onchange,$includeempty,$id,$disabled)=@_;
my $output='<select name="'.$name.'" '.$onchange.$disabled.'>'."\n";	my $output='<select name="'.$name.'" '.$id.$onchange.$disabled.'>'."\n";
if ($includeempty) {	if ($includeempty) {
$output .= '<option value=""';	$output .= '<option value=""';
if (($selected eq '') \|\| ($selected eq 'local')) {	if (($selected eq '') \|\| ($selected eq 'local')) {
Line 1257 END	Line 1257 END

=pod	=pod

=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height,$imgid)	=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height,$imgid,$links_target)

Returns a string corresponding to an HTML link to the given help	Returns a string corresponding to an HTML link to the given help
$topic, where $topic corresponds to the name of a .tex file in	$topic, where $topic corresponds to the name of a .tex file in
Line 1281 $imgid is the id of the img tag used for	Line 1281 $imgid is the id of the img tag used for
used in a javascript call to switch the image src. See	used in a javascript call to switch the image src. See
lonhtmlcommon::htmlareaselectactive() for an example.	lonhtmlcommon::htmlareaselectactive() for an example.

	$links_target will optionally be set to a target (_top, _parent or _self).

=cut	=cut

sub help_open_topic {	sub help_open_topic {
my ($topic, $text, $stayOnPage, $width, $height, $imgid) = @_;	my ($topic, $text, $stayOnPage, $width, $height, $imgid, $links_target) = @_;
$text = "" if (not defined $text);	$text = "" if (not defined $text);
$stayOnPage = 0 if (not defined $stayOnPage);	$stayOnPage = 0 if (not defined $stayOnPage);
$width = 500 if (not defined $width);	$width = 500 if (not defined $width);
Line 1307 sub help_open_topic {	Line 1309 sub help_open_topic {

# Add the text	# Add the text
my $target = ' target="_top"';	my $target = ' target="_top"';
if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {	if ($links_target) {
	$target = ' target="'.$links_target.'"';
	} elsif ((($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) \|\|
	(($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self'))) {
$target = '';	$target = '';
}	}
if ($text ne "") {	if ($text ne "") {
$template.='<span class="LC_help_open_topic">'	$template.='<span class="LC_help_open_topic">'
.'<a'.$target.' href="'.$link.'">'	.'<a'.$target.' href="'.$link.'">'
.$text.'</a>';	.$text.'</a>';
Line 1395 ENDOUTPUT	Line 1400 ENDOUTPUT

# now just updates the help link and generates a blue icon	# now just updates the help link and generates a blue icon
sub help_open_menu {	sub help_open_menu {
my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)	my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text,$links_target)
= @_;	= @_;
$stayOnPage = 1;	$stayOnPage = 1;
my $output;	my $output;
if ($component_help) {	if ($component_help) {
if (!$text) {	if (!$text) {
$output=&help_open_topic($component_help,undef,$stayOnPage,	$output=&help_open_topic($component_help,undef,$stayOnPage,
$width,$height);	$width,$height,'',$links_target);
} else {	} else {
my $help_text;	my $help_text;
$help_text=&unescape($topic);	$help_text=&unescape($topic);
$output='<table><tr><td>'.	$output='<table><tr><td>'.
&help_open_topic($component_help,$help_text,$stayOnPage,	&help_open_topic($component_help,$help_text,$stayOnPage,
$width,$height).'</td></tr></table>';	$width,$height,'',$links_target).'</td></tr></table>';
}	}
}	}
my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);	my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
Line 1416 sub help_open_menu {	Line 1421 sub help_open_menu {
}	}

sub top_nav_help {	sub top_nav_help {
my ($text) = @_;	my ($text,$linkattr) = @_;
$text = &mt($text);	$text = &mt($text);
my $stay_on_page = 1;	my $stay_on_page = 1;

Line 1430 sub top_nav_help {	Line 1435 sub top_nav_help {
if ($link) {	if ($link) {
return <<"END";	return <<"END";
$banner_link	$banner_link
<a href="$link" title="$title">$text</a>	<a href="$link" title="$title" $linkattr>$text</a>
END	END
} else {	} else {
return ' '.$text.' ';	return ' '.$text.' ';
Line 1516 sub help_open_bug {	Line 1521 sub help_open_bug {
$link = $url;	$link = $url;
}	}

my $target = ' target="_top"';	my $target = '_top';
if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {	if ((($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) \|\|
$target = '';	(($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'} eq '_self'))) {
	$target = '_blank';
}	}

# Add the text	# Add the text
if ($text ne "")	if ($text ne "")
{	{
$template .=	$template .=
"<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".	"<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
"<td bgcolor='#FF5555'><a".$target." href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";	"<td bgcolor='#FF5555'><a target=\"$target\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
}	}

# Add the graphic	# Add the graphic
my $title = &mt('Report a Bug');	my $title = &mt('Report a Bug');
my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");	my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
$template .= <<"ENDTEMPLATE";	$template .= <<"ENDTEMPLATE";
<a$target href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>	<a target="$target" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
ENDTEMPLATE	ENDTEMPLATE
if ($text ne '') { $template.='</td></tr></table>' };	if ($text ne '') { $template.='</td></tr></table>' };
return $template;	return $template;
Line 3648 sub check_passwd_rules {	Line 3655 sub check_passwd_rules {
return $warning;	return $warning;
}	}

	sub passwd_validation_js {
	my ($currpasswdval,$domain,$context,$id) = @_;
	my (%passwdconf,$alertmsg);
	if ($context eq 'linkprot') {
	my %domconfig = &Apache::lonnet::get_dom('configuration',['ltisec'],$domain);
	if (ref($domconfig{'ltisec'}) eq 'HASH') {
	if (ref($domconfig{'ltisec'}{'rules'}) eq 'HASH') {
	%passwdconf = %{$domconfig{'ltisec'}{'rules'}};
	}
	}
	if ($id eq 'add') {
	$alertmsg = &mt('Secret for added launcher did not satisfy requirement(s):').'\n\n';
	} elsif ($id =~ /^\d+$/) {
	my $pos = $id+1;
	$alertmsg = &mt('Secret for launcher [_1] did not satisfy requirement(s):','#'.$pos).'\n\n';
	} else {
	$alertmsg = &mt('A secret did not satisfy requirement(s):').'\n\n';
	}
	} else {
	%passwdconf = &Apache::lonnet::get_passwdconf($domain);
	$alertmsg = &mt('Initial password did not satisfy requirement(s):').'\n\n';
	}
	my ($min,$max,@chars,$numrules,$intargjs,%alert);
	$numrules = 0;
	$min = $Apache::lonnet::passwdmin;
	if (ref($passwdconf{'chars'}) eq 'ARRAY') {
	if ($passwdconf{'min'} =~ /^\d+$/) {
	if ($passwdconf{'min'} > $min) {
	$min = $passwdconf{'min'};
	}
	}
	if ($passwdconf{'max'} =~ /^\d+$/) {
	$max = $passwdconf{'max'};
	$numrules ++;
	}
	@chars = @{$passwdconf{'chars'}};
	if (@chars) {
	$numrules ++;
	}
	}
	if ($min > 0) {
	$numrules ++;
	}
	if (($min > 0) \|\| ($max ne '') \|\| (@chars > 0)) {
	if ($min) {
	$alert{'min'} = &mt('minimum [quant,_1,character]',$min).'\n';
	}
	if ($max) {
	$alert{'max'} = &mt('maximum [quant,_1,character]',$max).'\n';
	}
	my (@charalerts,@charrules);
	if (@chars) {
	if (grep(/^uc$/,@chars)) {
	push(@charalerts,&mt('contain at least one upper case letter'));
	push(@charrules,'uc');
	}
	if (grep(/^lc$/,@chars)) {
	push(@charalerts,&mt('contain at least one lower case letter'));
	push(@charrules,'lc');
	}
	if (grep(/^num$/,@chars)) {
	push(@charalerts,&mt('contain at least one number'));
	push(@charrules,'num');
	}
	if (grep(/^spec$/,@chars)) {
	push(@charalerts,&mt('contain at least one non-alphanumeric'));
	push(@charrules,'spec');
	}
	}
	$intargjs = qq\| var rulesmsg = '';\n\|.
	qq\| var currpwval = $currpasswdval;\n\|;
	if ($min) {
	$intargjs .= qq\|
	if (currpwval.length < $min) {
	rulesmsg += ' - $alert{min}';
	}
	\|;
	}
	if ($max) {
	$intargjs .= qq\|
	if (currpwval.length > $max) {
	rulesmsg += ' - $alert{max}';
	}
	\|;
	}
	if (@chars > 0) {
	my $charrulestr = '"'.join('","',@charrules).'"';
	my $charalertstr = '"'.join('","',@charalerts).'"';
	$intargjs .= qq\| var brokerules = new Array();\n\|.
	qq\| var charrules = new Array($charrulestr);\n\|.
	qq\| var charalerts = new Array($charalertstr);\n\|;
	my %rules;
	map { $rules{$_} = 1; } @chars;
	if ($rules{'uc'}) {
	$intargjs .= qq\|
	var ucRegExp = /[A-Z]/;
	if (!ucRegExp.test(currpwval)) {
	brokerules.push('uc');
	}
	\|;
	}
	if ($rules{'lc'}) {
	$intargjs .= qq\|
	var lcRegExp = /[a-z]/;
	if (!lcRegExp.test(currpwval)) {
	brokerules.push('lc');
	}
	\|;
	}
	if ($rules{'num'}) {
	$intargjs .= qq\|
	var numRegExp = /[0-9]/;
	if (!numRegExp.test(currpwval)) {
	brokerules.push('num');
	}
	\|;
	}
	if ($rules{'spec'}) {
	$intargjs .= q\|
	var specRegExp = /[!"#$%&'()*+,\-.\/:;<=>?@[\\^\]_`{\\|}~]/;
	if (!specRegExp.test(currpwval)) {
	brokerules.push('spec');
	}
	\|;
	}
	$intargjs .= qq\|
	if (brokerules.length > 0) {
	for (var i=0; i<brokerules.length; i++) {
	for (var j=0; j<charrules.length; j++) {
	if (brokerules[i] == charrules[j]) {
	rulesmsg += ' - '+charalerts[j]+'\\n';
	break;
	}
	}
	}
	}
	\|;
	}
	$intargjs .= qq\|
	if (rulesmsg != '') {
	rulesmsg = '$alertmsg'+rulesmsg;
	alert(rulesmsg);
	return false;
	}
	\|;
	}
	return ($numrules,$intargjs);
	}

###############################################################	###############################################################
## Get Kerberos Defaults for Domain ##	## Get Kerberos Defaults for Domain ##
###############################################################	###############################################################
Line 4893 sub get_student_view_with_retries {	Line 5049 sub get_student_view_with_retries {
}	}
}	}

	sub css_links {
	my ($currsymb,$level) = @_;
	my ($links,@symbs,%cssrefs,%httpref);
	if ($level eq 'map') {
	my $navmap = Apache::lonnavmaps::navmap->new();
	if (ref($navmap)) {
	my ($map,undef,$url)=&Apache::lonnet::decode_symb($currsymb);
	my @resources = $navmap->retrieveResources($map,sub { $_[0]->is_problem() },0,0);
	foreach my $res (@resources) {
	if (ref($res) && $res->symb()) {
	push(@symbs,$res->symb());
	}
	}
	}
	} else {
	@symbs = ($currsymb);
	}
	foreach my $symb (@symbs) {
	my $css_href = &Apache::lonnet::EXT('resource.0.cssfile',$symb);
	if ($css_href =~ /\S/) {
	unless ($css_href =~ m{https?://}) {
	my $url = (&Apache::lonnet::decode_symb($symb))[-1];
	my $proburl = &Apache::lonnet::clutter($url);
	my ($probdir) = ($proburl =~ m{(.+)/[^/]+$});
	unless ($css_href =~ m{^/}) {
	$css_href = &Apache::lonnet::hreflocation($probdir,$css_href);
	}
	if ($css_href =~ m{^/(res\|uploaded)/}) {
	unless (($httpref{'httpref.'.$css_href}) \|\|
	(&Apache::lonnet::is_on_map($css_href))) {
	my $thisurl = $proburl;
	if ($env{'httpref.'.$proburl}) {
	$thisurl = $env{'httpref.'.$proburl};
	}
	$httpref{'httpref.'.$css_href} = $thisurl;
	}
	}
	}
	$cssrefs{$css_href} = 1;
	}
	}
	if (keys(%httpref)) {
	&Apache::lonnet::appenv(\%httpref);
	}
	if (keys(%cssrefs)) {
	foreach my $css_href (keys(%cssrefs)) {
	next unless ($css_href =~ m{^(/res/\|/uploaded/\|https?://)});
	$links .= '<link rel="stylesheet" type="text/css" href="'.$css_href.'" />'."\n";
	}
	}
	return $links;
	}

=pod	=pod

=item * &get_student_answers()	=item * &get_student_answers()
Line 5148 sub findallcourses {	Line 5357 sub findallcourses {
###############################################	###############################################

sub blockcheck {	sub blockcheck {
my ($setters,$activity,$uname,$udom,$url,$is_course) = @_;	my ($setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_;
	unless (($activity eq 'docs') \|\| ($activity eq 'reinit') \|\| ($activity eq 'alert')) {
	my ($has_evb,$check_ipaccess);
	my $dom = $env{'user.domain'};
	if ($env{'request.course.id'}) {
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $checkrole = "cm./$cdom/$cnum";
	my $sec = $env{'request.course.sec'};
	if ($sec ne '') {
	$checkrole .= "/$sec";
	}
	if ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
	($env{'request.role'} !~ /^st/)) {
	$has_evb = 1;
	}
	unless ($has_evb) {
	if (($activity eq 'printout') \|\| ($activity eq 'grades') \|\| ($activity eq 'search') \|\|
	($activity eq 'boards') \|\| ($activity eq 'groups') \|\| ($activity eq 'chat')) {
	if ($udom eq $cdom) {
	$check_ipaccess = 1;
	}
	}
	}
	} elsif (($activity eq 'com') \|\| ($activity eq 'port') \|\| ($activity eq 'blogs') \|\|
	($activity eq 'about') \|\| ($activity eq 'wishlist') \|\| ($activity eq 'passwd')) {
	my $checkrole;
	if ($env{'request.role.domain'} eq '') {
	$checkrole = "cm./$env{'user.domain'}/";
	} else {
	$checkrole = "cm./$env{'request.role.domain'}/";
	}
	if (($checkrole) && (&Apache::lonnet::allowed('evb',undef,undef,$checkrole))) {
	$has_evb = 1;
	}
	}
	unless ($has_evb \|\| $check_ipaccess) {
	my @machinedoms = &Apache::lonnet::current_machine_domains();
	if (($dom eq 'public') && ($activity eq 'port')) {
	$dom = $udom;
	}
	if (($dom ne '') && (grep(/^\Q$dom\E$/,@machinedoms))) {
	$check_ipaccess = 1;
	} else {
	my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
	my $internet_names = &Apache::lonnet::get_internet_names($lonhost);
	my $prim = &Apache::lonnet::domain($dom,'primary');
	my $intdom = &Apache::lonnet::internet_dom($prim);
	if (($intdom ne '') && (ref($internet_names) eq 'ARRAY')) {
	if (grep(/^\Q$intdom\E$/,@{$internet_names})) {
	$check_ipaccess = 1;
	}
	}
	}
	}
	if ($check_ipaccess) {
	my ($ipaccessref,$cached)=&Apache::lonnet::is_cached_new('ipaccess',$dom);
	unless (defined($cached)) {
	my %domconfig =
	&Apache::lonnet::get_dom('configuration',['ipaccess'],$dom);
	$ipaccessref = &Apache::lonnet::do_cache_new('ipaccess',$dom,$domconfig{'ipaccess'},1800);
	}
	if ((ref($ipaccessref) eq 'HASH') && ($clientip)) {
	foreach my $id (keys(%{$ipaccessref})) {
	if (ref($ipaccessref->{$id}) eq 'HASH') {
	my $range = $ipaccessref->{$id}->{'ip'};
	if ($range) {
	if (&Apache::lonnet::ip_match($clientip,$range)) {
	if (ref($ipaccessref->{$id}->{'commblocks'}) eq 'HASH') {
	if ($ipaccessref->{$id}->{'commblocks'}->{$activity} eq 'on') {
	return ('','','',$id,$dom);
	last;
	}
	}
	}
	}
	}
	}
	}
	}
	if (($activity eq 'wishlist') \|\| ($activity eq 'annotate')) {
	return ();
	}
	}
if (defined($udom) && defined($uname)) {	if (defined($udom) && defined($uname)) {
# If uname and udom are for a course, check for blocks in the course.	# If uname and udom are for a course, check for blocks in the course.
if (($is_course) \|\| (&Apache::lonnet::is_course($udom,$uname))) {	if (($is_course) \|\| (&Apache::lonnet::is_course($udom,$uname))) {
my ($startblock,$endblock,$triggerblock) =	my ($startblock,$endblock,$triggerblock) =
&get_blocks($setters,$activity,$udom,$uname,$url);	&get_blocks($setters,$activity,$udom,$uname,$url,$symb,$caller);
return ($startblock,$endblock,$triggerblock);	return ($startblock,$endblock,$triggerblock);
}	}
} else {	} else {
Line 5165 sub blockcheck {	Line 5456 sub blockcheck {
my $startblock = 0;	my $startblock = 0;
my $endblock = 0;	my $endblock = 0;
my $triggerblock = '';	my $triggerblock = '';
my %live_courses = &findallcourses(undef,$uname,$udom);	my %live_courses;
	unless (($activity eq 'wishlist') \|\| ($activity eq 'annotate')) {
	%live_courses = &findallcourses(undef,$uname,$udom);
	}

# If uname is for a user, and activity is course-specific, i.e.,	# If uname is for a user, and activity is course-specific, i.e.,
# boards, chat or groups, check for blocking in current course only.	# boards, chat or groups, check for blocking in current course only.

if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|	if (($activity eq 'boards' \|\| $activity eq 'chat' \|\|
$activity eq 'groups' \|\| $activity eq 'printout' \|\|	$activity eq 'groups' \|\| $activity eq 'printout' \|\|
$activity eq 'reinit' \|\| $activity eq 'alert') &&	$activity eq 'search' \|\| $activity eq 'reinit' \|\|
	$activity eq 'alert') &&
($env{'request.course.id'})) {	($env{'request.course.id'})) {
foreach my $key (keys(%live_courses)) {	foreach my $key (keys(%live_courses)) {
if ($key ne $env{'request.course.id'}) {	if ($key ne $env{'request.course.id'}) {
Line 5282 sub blockcheck {	Line 5577 sub blockcheck {
# of specified user, unless user has 'evb' privilege.	# of specified user, unless user has 'evb' privilege.

my ($start,$end,$trigger) =	my ($start,$end,$trigger) =
&get_blocks($setters,$activity,$cdom,$cnum,$url);	&get_blocks($setters,$activity,$cdom,$cnum,$url,$symb,$caller);
if (($start != 0) &&	if (($start != 0) &&
(($startblock == 0) \|\| ($startblock > $start))) {	(($startblock == 0) \|\| ($startblock > $start))) {
$startblock = $start;	$startblock = $start;
Line 5302 sub blockcheck {	Line 5597 sub blockcheck {
}	}

sub get_blocks {	sub get_blocks {
my ($setters,$activity,$cdom,$cnum,$url) = @_;	my ($setters,$activity,$cdom,$cnum,$url,$symb,$caller) = @_;
my $startblock = 0;	my $startblock = 0;
my $endblock = 0;	my $endblock = 0;
my $triggerblock = '';	my $triggerblock = '';
Line 5315 sub get_blocks {	Line 5610 sub get_blocks {
my $now = time;	my $now = time;
my %commblocks = &Apache::lonnet::get_comm_blocks($cdom,$cnum);	my %commblocks = &Apache::lonnet::get_comm_blocks($cdom,$cnum);
if ($activity eq 'docs') {	if ($activity eq 'docs') {
@blockers = &Apache::lonnet::has_comm_blocking('bre',undef,$url,\%commblocks);	my ($blocked,$nosymbcache,$noenccheck);
	if (($caller eq 'blockedaccess') \|\| ($caller eq 'blockingstatus')) {
	$blocked = 1;
	$nosymbcache = 1;
	$noenccheck = 1;
	}
	@blockers = &Apache::lonnet::has_comm_blocking('bre',$symb,$url,$nosymbcache,$noenccheck,$blocked,\%commblocks);
foreach my $block (@blockers) {	foreach my $block (@blockers) {
if ($block =~ /^firstaccess____(.+)$/) {	if ($block =~ /^firstaccess____(.+)$/) {
my $item = $1;	my $item = $1;
Line 5443 sub parse_block_record {	Line 5744 sub parse_block_record {
}	}

sub blocking_status {	sub blocking_status {
my ($activity,$uname,$udom,$url,$is_course) = @_;	my ($activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_;
my %setters;	my %setters;

# check for active blocking	# check for active blocking
my ($startblock,$endblock,$triggerblock) =	if ($clientip eq '') {
&blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course);	$clientip = &Apache::lonnet::get_requestor_ip();
	}
	my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
	&blockcheck(\%setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller);
my $blocked = 0;	my $blocked = 0;
if ($startblock && $endblock) {	if (($startblock && $endblock) \|\| ($by_ip)) {
$blocked = 1;	$blocked = 1;
}	}

Line 5459 sub blocking_status {	Line 5763 sub blocking_status {

# build a link to a popup window containing the details	# build a link to a popup window containing the details
my $querystring = "?activity=$activity";	my $querystring = "?activity=$activity";
# $uname and $udom decide whose portfolio the user is trying to look at	# $uname and $udom decide whose portfolio (or information page) the user is trying to look at
if (($activity eq 'port') \|\| ($activity eq 'passwd')) {	if (($activity eq 'port') \|\| ($activity eq 'about') \|\| ($activity eq 'passwd')) {
$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);	$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);
$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);	$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);
} elsif ($activity eq 'docs') {	} elsif ($activity eq 'docs') {
$querystring .= '&url='.&HTML::Entities::encode($url,'&"');	my $showurl = &Apache::lonenc::check_encrypt($url);
	$querystring .= '&url='.&HTML::Entities::encode($showurl,'\'&"<>');
	if ($symb) {
	my $showsymb = &Apache::lonenc::check_encrypt($symb);
	$querystring .= '&symb='.&HTML::Entities::encode($showsymb,'\'&"<>');
	}
}	}

my $output .= <<'END_MYBLOCK';	my $output .= <<'END_MYBLOCK';
Line 5489 END_MYBLOCK	Line 5798 END_MYBLOCK
$text = &mt('Printing Blocked');	$text = &mt('Printing Blocked');
} elsif ($activity eq 'passwd') {	} elsif ($activity eq 'passwd') {
$text = &mt('Password Changing Blocked');	$text = &mt('Password Changing Blocked');
	} elsif ($activity eq 'grades') {
	$text = &mt('Gradebook Blocked');
	} elsif ($activity eq 'search') {
	$text = &mt('Search Blocked');
} elsif ($activity eq 'alert') {	} elsif ($activity eq 'alert') {
$text = &mt('Checking Critical Messages Blocked');	$text = &mt('Checking Critical Messages Blocked');
} elsif ($activity eq 'reinit') {	} elsif ($activity eq 'reinit') {
$text = &mt('Checking Course Update Blocked');	$text = &mt('Checking Course Update Blocked');
	} elsif ($activity eq 'about') {
	$text = &mt('Access to User Information Pages Blocked');
	} elsif ($activity eq 'wishlist') {
	$text = &mt('Access to Stored Links Blocked');
	} elsif ($activity eq 'annotate') {
	$text = &mt('Access to Annotations Blocked');
}	}
$output .= <<"END_BLOCK";	$output .= <<"END_BLOCK";
<div class='$class'>	<div class='$class'>
Line 5521 sub check_ip_acc {	Line 5840 sub check_ip_acc {
($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) {	($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) {
$ip = $env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;	$ip = $env{'request.host'} \|\| $ENV{'REMOTE_ADDR'} \|\| $clientip;
} else {	} else {
$ip = $ENV{'REMOTE_ADDR'} \|\| $env{'request.host'} \|\| $clientip;	my $remote_ip = &Apache::lonnet::get_requestor_ip();
	$ip = $remote_ip \|\| $env{'request.host'} \|\| $clientip;
}	}

my $name;	my $name;
Line 5673 sub get_domainconf {	Line 5993 sub get_domainconf {
}	}
}	}
}	}
	} elsif ($key eq 'saml') {
	if (ref($domconfig{'login'}{$key}) eq 'HASH') {
	foreach my $host (keys(%{$domconfig{'login'}{$key}})) {
	if (ref($domconfig{'login'}{$key}{$host}) eq 'HASH') {
	$designhash{$udom.'.login.'.$key.'_'.$host} = 1;
	foreach my $item ('text','img','alt','url','title','window','notsso') {
	$designhash{$udom.'.login.'.$key.'_'.$item.'_'.$host} = $domconfig{'login'}{$key}{$host}{$item};
	}
	}
	}
	}
} else {	} else {
foreach my $img (keys(%{$domconfig{'login'}{$key}})) {	foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
$designhash{$udom.'.login.'.$key.'_'.$img} =	$designhash{$udom.'.login.'.$key.'_'.$img} =
Line 5777 sub domainlogo {	Line 6108 sub domainlogo {
&Apache::lonnet::repcopy($local_name);	&Apache::lonnet::repcopy($local_name);
}	}
$imgsrc = &lonhttpdurl($imgsrc);	$imgsrc = &lonhttpdurl($imgsrc);
}	}
return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';	my $alttext = $domain;
	if ($designhash{$domain.'.login.alttext_domlogo'} ne '') {
	$alttext = $designhash{$domain.'.login.alttext_domlogo'};
	}
	return '<img src="'.$imgsrc.'" alt="'.$alttext.'" id="lclogindomlogo" />';
} elsif (defined(&Apache::lonnet::domain($domain,'description'))) {	} elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
return &Apache::lonnet::domain($domain,'description');	return &Apache::lonnet::domain($domain,'description');
} else {	} else {
Line 5896 sub head_subbox {	Line 6231 sub head_subbox {
Input: (optional) filename from which breadcrumb trail is built.	Input: (optional) filename from which breadcrumb trail is built.
In most cases no input as needed, as $env{'request.filename'}	In most cases no input as needed, as $env{'request.filename'}
is appropriate for use in building the breadcrumb trail.	is appropriate for use in building the breadcrumb trail.
	frameset flag
	If page header is being requested for use in a frameset, then
	the second (option) argument -- frameset will be true, and
	the target attribute set for links should be target="_parent".

Returns: HTML div with CSTR path and recent box	Returns: HTML div with CSTR path and recent box
To be included on Authoring Space pages	To be included on Authoring Space pages
Line 5903 Returns: HTML div with CSTR path and rec	Line 6242 Returns: HTML div with CSTR path and rec
=cut	=cut

sub CSTR_pageheader {	sub CSTR_pageheader {
my ($trailfile) = @_;	my ($trailfile,$frameset) = @_;
if ($trailfile eq '') {	if ($trailfile eq '') {
$trailfile = $env{'request.filename'};	$trailfile = $env{'request.filename'};
}	}
Line 5936 sub CSTR_pageheader {	Line 6275 sub CSTR_pageheader {
$title = &mt('Authoring Space');	$title = &mt('Authoring Space');
}	}

my ($target,$crumbtarget) = (' target="_top"','_top'); #FIXME lonpubdir: target="_parent"	my ($target,$crumbtarget) = (' target="_top"','_top');
if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {	if ($frameset) {
	$target = ' target="_parent"';
	$crumbtarget = '_parent';
	} elsif (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {
$target = '';	$target = '';
$crumbtarget = '';	$crumbtarget = '';
	} elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) {
	$target = ' target="'.$env{'request.deeplink.target'}.'"';
	$crumbtarget = $env{'request.deeplink.target'};
}	}

my $output =	my $output =
Line 5957 sub CSTR_pageheader {	Line 6302 sub CSTR_pageheader {
}	}

if ($crsauthor) {	if ($crsauthor) {
$output .= '</form>'.&Apache::lonmenu::constspaceform();	$output .= '</form>'.&Apache::lonmenu::constspaceform($frameset);
} else {	} else {
$output .=	$output .=
'<br />'	'<br />'
#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."</b></tt><br />"	#FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."</b></tt><br />"
.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')	.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
.'</form>'	.'</form>'
.&Apache::lonmenu::constspaceform();	.&Apache::lonmenu::constspaceform($frameset);
}	}
$output .= '</div>';	$output .= '</div>';

Line 6032 Inputs:	Line 6377 Inputs:
context, this will contain a reference to hash of items	context, this will contain a reference to hash of items
to be included in the page header and/or inline menu.	to be included in the page header and/or inline menu.

	=item * $menucoll, optional argument, if specific menu collection is in
	effect, either set as the default for the course, or set for
	the deeplink paramater for $env{'request.deeplink.login'}
	then $menucoll will be the number of that collection.

	=item * $menuref, optional argument, reference to a hash, containing the
	menu options included for the menu in effect, based on the
	configuration for the numbered menu collection in use.

	=item * $showncrumbsref, reference to a scalar. Calls to lonmenu::innerregister
	within &bodytag() can result in calls to lonhtmlcommon::breadcrumbs(),
	if so, $showncrumbsref is set there to 1, and will propagate back
	via &bodytag() to &start_page(), to prevent lonhtmlcommon::breadcrumbs()
	being called a second time.

=back	=back

Returns: A uniform header for LON-CAPA web pages.	Returns: A uniform header for LON-CAPA web pages.
Line 6043 other decorations will be returned.	Line 6403 other decorations will be returned.

sub bodytag {	sub bodytag {
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,	my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,
$no_nav_bar,$bgcolor,$args,$advtoolsref,$ltiscope,$ltiuri,$ltimenu)=@_;	$no_nav_bar,$bgcolor,$args,$advtoolsref,$ltiscope,$ltiuri,
	$ltimenu,$menucoll,$menuref,$showncrumbsref)=@_;

my $public;	my $public;
if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))	if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
Line 6072 sub bodytag {	Line 6433 sub bodytag {
if ($realm) {	if ($realm) {
$realm = '/'.$realm;	$realm = '/'.$realm;
}	}
if ($role eq 'ca') {	if ($role eq 'ca') {
my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});	my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
$realm = &plainname($rname,$rdom);	$realm = &plainname($rname,$rdom);
}	}
# realm	# realm
	my ($cid,$sec);
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
	$cid = $env{'request.course.id'};
	if ($env{'request.course.sec'}) {
	$sec = $env{'request.course.sec'};
	}
	} elsif ($realm =~ m{^/($match_domain)/($match_courseid)(?:\|/(\w+))$}) {
	if (&Apache::lonnet::is_course($1,$2)) {
	$cid = $1.'_'.$2;
	$sec = $3;
	}
	}
	if ($cid) {
if ($env{'request.role'} !~ /^cr/) {	if ($env{'request.role'} !~ /^cr/) {
$role = &Apache::lonnet::plaintext($role,&course_type());	$role = &Apache::lonnet::plaintext($role,&course_type());
} elsif ($role =~ m{^cr/($match_domain)/\1-domainconfig/(\w+)$}) {	} elsif ($role =~ m{^cr/($match_domain)/\1-domainconfig/(\w+)$}) {
Line 6089 sub bodytag {	Line 6462 sub bodytag {
} else {	} else {
$role = (split(/\//,$role,4))[-1];	$role = (split(/\//,$role,4))[-1];
}	}
if ($env{'request.course.sec'}) {	if ($sec) {
$role .= (' 'x2).'- '.&mt('section:').' '.$env{'request.course.sec'};	$role .= (' 'x2).'- '.&mt('section:').' '.$sec;
}	}
$realm = $env{'course.'.$env{'request.course.id'}.'.description'};	$realm = $env{'course.'.$cid.'.description'};
} else {	} else {
$role = &Apache::lonnet::plaintext($role);	$role = &Apache::lonnet::plaintext($role);
}	}
Line 6115 sub bodytag {	Line 6488 sub bodytag {
undef($role);	undef($role);
}	}

if (($env{'request.course.id'}) && ($env{'request.lti.login'})) {	my $showcrstitle = 1;
	if (($cid) && ($env{'request.lti.login'})) {
if (ref($ltimenu) eq 'HASH') {	if (ref($ltimenu) eq 'HASH') {
unless ($ltimenu->{'role'}) {	unless ($ltimenu->{'role'}) {
undef($role);	undef($role);
}	}
unless ($ltimenu->{'coursetitle'}) {	unless ($ltimenu->{'coursetitle'}) {
$realm=' ';	$realm=' ';
	$showcrstitle = 0;
	}
	}
	} elsif (($cid) && ($menucoll)) {
	if (ref($menuref) eq 'HASH') {
	unless ($menuref->{'role'}) {
	undef($role);
	}
	unless ($menuref->{'crs'}) {
	$realm=' ';
	$showcrstitle = 0;
}	}
}	}
}	}
Line 6130 sub bodytag {	Line 6515 sub bodytag {
#	#
# Extra info if you are the DC	# Extra info if you are the DC
my $dc_info = '';	my $dc_info = '';
if ($env{'user.adv'} && exists($env{'user.role.dc./'.	if (($env{'user.adv'}) && ($env{'request.course.id'}) && $showcrstitle &&
$env{'course.'.$env{'request.course.id'}.	(exists($env{'user.role.dc./'.$env{'course.'.$cid.'.domain'}.'/'}))) {
'.domain'}.'/'})) {
my $cid = $env{'request.course.id'};
$dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};	$dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
$dc_info =~ s/\s+$//;	$dc_info =~ s/\s+$//;
}	}

my $crstype;	my $crstype;
if ($env{'request.course.id'}) {	if ($cid) {
$crstype = $env{'course.'.$env{'request.course.id'}.'.type'};	$crstype = $env{'course.'.$cid.'.type'};
} elsif ($args->{'crstype'}) {	} elsif ($args->{'crstype'}) {
$crstype = $args->{'crstype'};	$crstype = $args->{'crstype'};
}	}
Line 6160 sub bodytag {	Line 6543 sub bodytag {
Apache::lonmenu::utilityfunctions($httphost), 'start');	Apache::lonmenu::utilityfunctions($httphost), 'start');

unless ($args->{'no_primary_menu'}) {	unless ($args->{'no_primary_menu'}) {
my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu);	my ($left,$right) = Apache::lonmenu::primary_menu($crstype,$ltimenu,$menucoll,$menuref,
	$args->{'links_disabled'},
	$args->{'links_target'});

if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
if ($dc_info) {	if ($dc_info) {
Line 6191 sub bodytag {	Line 6576 sub bodytag {
if (!$public){	if (!$public){
unless ($args->{'no_inline_menu'}) {	unless ($args->{'no_inline_menu'}) {
$bodytag .= Apache::lonmenu::secondary_menu($httphost,$ltiscope,$ltimenu,	$bodytag .= Apache::lonmenu::secondary_menu($httphost,$ltiscope,$ltimenu,
$args->{'no_primary_menu'});	$args->{'no_primary_menu'},
	$menucoll,$menuref,
	$args->{'links_disabled'},
	$args->{'links_target'});
}	}
$bodytag .= Apache::lonmenu::serverform();	$bodytag .= Apache::lonmenu::serverform();
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');	$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
if ($env{'request.state'} eq 'construct') {	if ($env{'request.state'} eq 'construct') {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'},'','',$hostname,$ltiscope,$ltiuri);	$args->{'bread_crumbs'},'','',$hostname,
	$ltiscope,$ltiuri,$showncrumbsref);
} elsif ($forcereg) {	} elsif ($forcereg) {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,
$args->{'group'},	$args->{'group'},$args->{'hide_buttons'},
$args->{'hide_buttons'},	$hostname,$ltiscope,$ltiuri,$showncrumbsref);
$hostname,$ltiscope,$ltiuri);
} else {	} else {
$bodytag .=	$bodytag .=
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
Line 6286 sub endbodytag {	Line 6674 sub endbodytag {
}	}
if ( exists( $env{'internal.head.redirect'} ) ) {	if ( exists( $env{'internal.head.redirect'} ) ) {
if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {	if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
	my ($endbodyjs,$idattr);
	if ($env{'internal.head.to_opener'}) {
	my $linkid = 'LC_continue_link';
	$idattr = ' id="'.$linkid.'"';
	my $redirect_for_js = &js_escape($env{'internal.head.redirect'});
	$endbodyjs=<<ENDJS;
	<script type="text/javascript">
	// <![CDATA[
	function ebFunction(evt) {
	evt.preventDefault();
	var dest = '$redirect_for_js';
	if (window.opener != null && !window.opener.closed) {
	window.opener.location.href=dest;
	window.close();
	} else {
	window.location.href=dest;
	}
	return false;
	}

	\$(document).ready(function () {
	if (document.getElementById('$linkid')) {
	var clickelem = document.getElementById('$linkid');
	clickelem.addEventListener('click',ebFunction,false);
	}
	});
	// ]]>
	</script>
	ENDJS
	}
$endbodytag=	$endbodytag=
"<br /><a href=\"$env{'internal.head.redirect'}\">".	"$endbodyjs<br /><a href=\"$env{'internal.head.redirect'}\"$idattr>".
&mt('Continue').'</a>'.	&mt('Continue').'</a>'.
$endbodytag;	$endbodytag;
}	}
Line 8151 a#LC_content_toolbar_edittoplevel {	Line 8569 a#LC_content_toolbar_edittoplevel {
background-image:url(/res/adm/pages/edittoplevel.gif);	background-image:url(/res/adm/pages/edittoplevel.gif);
}	}

	a#LC_content_toolbar_printout {
	background-image:url(/res/adm/pages/printout.gif);
	}

ul#LC_toolbar li a:hover {	ul#LC_toolbar li a:hover {
background-position: bottom center;	background-position: bottom center;
}	}
Line 8268 ul.LC_funclist li {	Line 8690 ul.LC_funclist li {
cursor:pointer;	cursor:pointer;
}	}

	.LCisDisabled {
	cursor: not-allowed;
	opacity: 0.5;
	}

	a[aria-disabled="true"] {
	color: currentColor;
	display: inline-block; /* For IE11/ MS Edge bug */
	pointer-events: none;
	text-decoration: none;
	}

pre.LC_wordwrap {	pre.LC_wordwrap {
white-space: pre-wrap;	white-space: pre-wrap;
white-space: -moz-pre-wrap;	white-space: -moz-pre-wrap;
Line 8441 Inputs: $title - optional title for the	Line 8875 Inputs: $title - optional title for the
3- whether the side effect should occur	3- whether the side effect should occur
(side effect of setting	(side effect of setting
$env{'internal.head.redirect'} to the url	$env{'internal.head.redirect'} to the url
redirected too)	redirected to)
	4- whether the redirect target should be
	the opener of the current (pop-up)
	window (side effect of setting
	$env{'internal.head.to_opener'} to
	1, if true.
	5- whether encrypt check should be skipped
domain -> force to color decorate a page for a specific	domain -> force to color decorate a page for a specific
domain	domain
function -> force usage of a specific rolish color scheme	function -> force usage of a specific rolish color scheme
Line 8504 sub headtag {	Line 8944 sub headtag {
}	}
}	}
if (ref($args->{'redirect'})) {	if (ref($args->{'redirect'})) {
my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};	my ($time,$url,$inhibit_continue,$to_opener,$skip_enc_check) = @{$args->{'redirect'}};
$url = &Apache::lonenc::check_encrypt($url);	if (!$skip_enc_check) {
	$url = &Apache::lonenc::check_encrypt($url);
	}
if (!$inhibit_continue) {	if (!$inhibit_continue) {
$env{'internal.head.redirect'} = $url;	$env{'internal.head.redirect'} = $url;
}	}
$result.=<<ADDMETA	$result.=<<"ADDMETA";
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
	ADDMETA
	if ($to_opener) {
	$env{'internal.head.to_opener'} = 1;
	my $dest = &js_escape($url);
	my $timeout = int($time * 1000);
	$result .=<<"ENDJS";
	<script type="text/javascript">
	// <![CDATA[
	function LC_To_Opener() {
	var dest = '$dest';
	if (dest != '') {
	if (window.opener != null && !window.opener.closed) {
	window.opener.location.href=dest;
	window.close();
	} else {
	window.location.href=dest;
	}
	}
	}
	\$(document).ready(function () {
	setTimeout('LC_To_Opener()',$timeout);
	});
	// ]]>
	</script>
	ENDJS
	} else {
	$result.=<<"ADDMETA";
<meta http-equiv="Refresh" content="$time; url=$url" />	<meta http-equiv="Refresh" content="$time; url=$url" />
ADDMETA	ADDMETA
	}
} else {	} else {
unless (($args->{'frameset'}) \|\| ($args->{'js_ready'}) \|\| ($args->{'only_body'}) \|\| ($args->{'no_nav_bar'})) {	unless (($args->{'frameset'}) \|\| ($args->{'js_ready'}) \|\| ($args->{'only_body'}) \|\| ($args->{'no_nav_bar'})) {
my $requrl = $env{'request.uri'};	my $requrl = $env{'request.uri'};
Line 8527 ADDMETA	Line 8997 ADDMETA
unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {	unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {
my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);	my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);
my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};	my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
my $offload;	my ($offload,$offloadoth);
if (ref($domdefs{'offloadnow'}) eq 'HASH') {	if (ref($domdefs{'offloadnow'}) eq 'HASH') {
if ($domdefs{'offloadnow'}{$lonhost}) {	if ($domdefs{'offloadnow'}{$lonhost}) {
$offload = 1;	$offload = 1;
	if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne $dom_in_use) &&
	(!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) {
	unless (&Apache::lonnet::shared_institution($env{'user.domain'})) {
	$offloadoth = 1;
	$dom_in_use = $env{'user.domain'};
	}
	}
}	}
}	}
unless ($offload) {	unless ($offload) {
Line 8540 ADDMETA	Line 9017 ADDMETA
(!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) {	(!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) {
unless (&Apache::lonnet::shared_institution($env{'user.domain'})) {	unless (&Apache::lonnet::shared_institution($env{'user.domain'})) {
$offload = 1;	$offload = 1;
	$offloadoth = 1;
$dom_in_use = $env{'user.domain'};	$dom_in_use = $env{'user.domain'};
}	}
}	}
Line 8547 ADDMETA	Line 9025 ADDMETA
}	}
}	}
if ($offload) {	if ($offload) {
my $newserver = &Apache::lonnet::spareserver(30000,undef,1,$dom_in_use);	my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use);
	if (($newserver eq '') && ($offloadoth)) {
	my @domains = &Apache::lonnet::current_machine_domains();
	if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {
	($newserver) = &Apache::lonnet::choose_server($dom_in_use);
	}
	}
if (($newserver) && ($newserver ne $lonhost)) {	if (($newserver) && ($newserver ne $lonhost)) {
my $numsec = 5;	my $numsec = 5;
my $timeout = $numsec * 1000;	my $timeout = $numsec * 1000;
Line 8561 ADDMETA	Line 9045 ADDMETA
}	}
if ($locknum) {	if ($locknum) {
my @lockinfo = sort(values(%locks));	my @lockinfo = sort(values(%locks));
$msg = &mt('Once the following tasks are complete: ')."\n".	$msg = &mt('Once the following tasks are complete:')." \n".
join(", ",sort(values(%locks)))."\n";	join(", ",sort(values(%locks)))."\n";
if (&show_course()) {	if (&show_course()) {
$msg .= &mt('your session will be transferred to a different server, after you click "Courses".');	$msg .= &mt('your session will be transferred to a different server, after you click "Courses".');
Line 8723 sub print_suppression {	Line 9207 sub print_suppression {
}	}
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1);	my $clientip = &Apache::lonnet::get_requestor_ip();
	my $blocked = &blocking_status('printout',$clientip,$cnum,$cdom,undef,1);
if ($blocked) {	if ($blocked) {
my $checkrole = "cm./$cdom/$cnum";	my $checkrole = "cm./$cdom/$cnum";
if ($env{'request.course.sec'} ne '') {	if ($env{'request.course.sec'} ne '') {
Line 8842 $args - additional optional args support	Line 9327 $args - additional optional args support
will contain https://<hostname> if server uses	will contain https://<hostname> if server uses
https (as per hosts.tab), but request is for http	https (as per hosts.tab), but request is for http
hostname -> hostname, originally from $r->hostname(), (optional).	hostname -> hostname, originally from $r->hostname(), (optional).
	links_disabled -> Links in primary and secondary menus are disabled
	(Can enable them once page has loaded - see lonroles.pm
	for an example).
	links_target -> Target for links, e.g., _parent (optional).

=back	=back

Line 8854 sub start_page {	Line 9343 sub start_page {
#&Apache::lonnet::logthis("start_page ".join(':',caller(0)));	#&Apache::lonnet::logthis("start_page ".join(':',caller(0)));

$env{'internal.start_page'}++;	$env{'internal.start_page'}++;
my ($result,@advtools,$ltiscope,$ltiuri,%ltimenu);	my ($result,@advtools,$ltiscope,$ltiuri,%ltimenu,$menucoll,%menu);

if (! exists($args->{'skip_phases'}{'head'}) ) {	if (! exists($args->{'skip_phases'}{'head'}) ) {
$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);	$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
Line 8889 sub start_page {	Line 9378 sub start_page {
($ltiscope,$ltiuri) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'},	($ltiscope,$ltiuri) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});	$env{'course.'.$env{'request.course.id'}.'.num'});
	} elsif ($env{'request.course.id'}) {
	my $expiretime=600;
	if ((time-$env{'course.'.$env{'request.course.id'}.'.last_cache'}) > $expiretime) {
	&Apache::lonnet::coursedescription($env{'request.course.id'},{'freshen_cache' => 1});
	}
	my ($deeplinkmenu,$menuref);
	($menucoll,$deeplinkmenu,$menuref) = &menucoll_in_effect();
	if ($menucoll) {
	if (ref($menuref) eq 'HASH') {
	%menu = %{$menuref};
	}
	if ($menu{'top'} eq 'n') {
	$args->{'no_primary_menu'} = 1;
	}
	if ($menu{'inline'} eq 'n') {
	unless (&Apache::lonnet::allowed('opa')) {
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $crstype = &course_type();
	my $now = time;
	my $ccrole;
	if ($crstype eq 'Community') {
	$ccrole = 'co';
	} else {
	$ccrole = 'cc';
	}
	if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
	my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
	if ((($start) && ($start<0)) \|\|
	(($end) && ($end<$now)) \|\|
	(($start) && ($now<$start))) {
	$args->{'no_inline_menu'} = 1;
	}
	} else {
	$args->{'no_inline_menu'} = 1;
	}
	}
	}
	}
}	}

	my $showncrumbs;
if (! exists($args->{'skip_phases'}{'body'}) ) {	if (! exists($args->{'skip_phases'}{'body'}) ) {
if ($args->{'frameset'}) {	if ($args->{'frameset'}) {
my $attr_string = &make_attr_string($args->{'force_register'},	my $attr_string = &make_attr_string($args->{'force_register'},
Line 8903 sub start_page {	Line 9432 sub start_page {
$args->{'only_body'}, $args->{'domain'},	$args->{'only_body'}, $args->{'domain'},
$args->{'force_register'}, $args->{'no_nav_bar'},	$args->{'force_register'}, $args->{'no_nav_bar'},
$args->{'bgcolor'}, $args,	$args->{'bgcolor'}, $args,
\@advtools,$ltiscope,$ltiuri,\%ltimenu);	\@advtools,$ltiscope,$ltiuri,\%ltimenu,$menucoll,
	\%menu,\$showncrumbs);
}	}
}	}

Line 8925 sub start_page {	Line 9455 sub start_page {

#Breadcrumbs	#Breadcrumbs
if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {	if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
	unless ($showncrumbs) {
&Apache::lonhtmlcommon::clear_breadcrumbs();	&Apache::lonhtmlcommon::clear_breadcrumbs();
#if any br links exists, add them to the breadcrumbs	#if any br links exists, add them to the breadcrumbs
if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {	if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {
Line 8947 sub start_page {	Line 9478 sub start_page {
} else {	} else {
undef($menulink);	undef($menulink);
}	}
	my $linkprotout;
	if ($env{'request.deeplink.login'}) {
	my $linkprotout = &Apache::lonmenu::linkprot_exit();
	if ($linkprotout) {
	&Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$linkprotout);
	}
	}
#if bread_crumbs_component exists show it as headline else show only the breadcrumbs	#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
if(exists($args->{'bread_crumbs_component'})){	if(exists($args->{'bread_crumbs_component'})){
$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'},'',$menulink);	$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'},'',$menulink);
} else {	} else {
$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);	$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);
}	}
	}
}	}
return $result;	return $result;
}	}
Line 8989 sub end_page {	Line 9528 sub end_page {
return $result;	return $result;
}	}

	sub menucoll_in_effect {
	my ($menucoll,$deeplinkmenu,%menu);
	if ($env{'request.course.id'}) {
	$menucoll = $env{'course.'.$env{'request.course.id'}.'.menudefault'};
	if ($env{'request.deeplink.login'}) {
	my ($deeplink_symb,$deeplink,$check_login_symb);
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	if ($env{'request.noversionuri'} =~ m{^/(res\|uploaded)/}) {
	if ($env{'request.noversionuri'} =~ /\.(page\|sequence)$/) {
	my $navmap = Apache::lonnavmaps::navmap->new();
	if (ref($navmap)) {
	$deeplink = $navmap->get_mapparam(undef,
	&Apache::lonnet::declutter($env{'request.noversionuri'}),
	'0.deeplink');
	} else {
	$check_login_symb = 1;
	}
	} else {
	my $symb = &Apache::lonnet::symbread();
	if ($symb) {
	$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb);
	} else {
	$check_login_symb = 1;
	}
	}
	} else {
	$check_login_symb = 1;
	}
	if ($check_login_symb) {
	$deeplink_symb = &deeplink_login_symb($cnum,$cdom);
	if ($deeplink_symb =~ /\.(page\|sequence)$/) {
	my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]);
	my $navmap = Apache::lonnavmaps::navmap->new();
	if (ref($navmap)) {
	$deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink');
	}
	} else {
	$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb);
	}
	}
	if ($deeplink ne '') {
	my ($state,$others,$listed,$scope,$protect,$display,$target) = split(/,/,$deeplink);
	if ($display =~ /^\d+$/) {
	$deeplinkmenu = 1;
	$menucoll = $display;
	}
	}
	}
	if ($menucoll) {
	%menu = &page_menu($env{'course.'.$env{'request.course.id'}.'.menucollections'},$menucoll);
	}
	}
	return ($menucoll,$deeplinkmenu,\%menu);
	}

	sub deeplink_login_symb {
	my ($cnum,$cdom) = @_;
	my $login_symb;
	if ($env{'request.deeplink.login'}) {
	$login_symb = &symb_from_tinyurl($env{'request.deeplink.login'},$cnum,$cdom);
	}
	return $login_symb;
	}

	sub symb_from_tinyurl {
	my ($url,$cnum,$cdom) = @_;
	if ($url =~ m{^\Q/tiny/$cdom/\E(\w+)$}) {
	my $key = $1;
	my ($tinyurl,$login);
	my ($result,$cached)=&Apache::lonnet::is_cached_new('tiny',$cdom."\0".$key);
	if (defined($cached)) {
	$tinyurl = $result;
	} else {
	my $configuname = &Apache::lonnet::get_domainconfiguser($cdom);
	my %currtiny = &Apache::lonnet::get('tiny',[$key],$cdom,$configuname);
	if ($currtiny{$key} ne '') {
	$tinyurl = $currtiny{$key};
	&Apache::lonnet::do_cache_new('tiny',$cdom."\0".$key,$currtiny{$key},600);
	}
	}
	if ($tinyurl ne '') {
	my ($cnumreq,$symb) = split(/\&/,$tinyurl);
	if (wantarray) {
	return ($cnumreq,$symb);
	} elsif ($cnumreq eq $cnum) {
	return $symb;
	}
	}
	}
	if (wantarray) {
	return ();
	} else {
	return;
	}
	}

sub wishlist_window {	sub wishlist_window {
return(<<'ENDWISHLIST');	return(<<'ENDWISHLIST');
<script type="text/javascript">	<script type="text/javascript">
Line 9078 ENDLINK	Line 9714 ENDLINK
}	}

sub modal_adhoc_script {	sub modal_adhoc_script {
my ($funcname,$width,$height,$content)=@_;	my ($funcname,$width,$height,$content,$possmathjax)=@_;
	my $mathjax;
	if ($possmathjax) {
	$mathjax = <<'ENDJAX';
	if (typeof MathJax == 'object') {
	MathJax.Hub.Queue(["Typeset",MathJax.Hub]);
	}
	ENDJAX
	}
return (<<ENDADHOC);	return (<<ENDADHOC);
<script type="text/javascript">	<script type="text/javascript">
// <![CDATA[	// <![CDATA[
Line 9089 sub modal_adhoc_script {	Line 9733 sub modal_adhoc_script {
modalWindow.height = $height;	modalWindow.height = $height;
modalWindow.content = '$content';	modalWindow.content = '$content';
modalWindow.open();	modalWindow.open();
	$mathjax
};	};
// ]]>	// ]]>
</script>	</script>
Line 9096 ENDADHOC	Line 9741 ENDADHOC
}	}

sub modal_adhoc_inner {	sub modal_adhoc_inner {
my ($funcname,$width,$height,$content)=@_;	my ($funcname,$width,$height,$content,$possmathjax)=@_;
my $innerwidth=$width-20;	my $innerwidth=$width-20;
$content=&js_ready(	$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).	&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
Line 9105 sub modal_adhoc_inner {	Line 9750 sub modal_adhoc_inner {
&end_scrollbox().	&end_scrollbox().
&end_page()	&end_page()
);	);
return &modal_adhoc_script($funcname,$width,$height,$content);	return &modal_adhoc_script($funcname,$width,$height,$content,$possmathjax);
}	}

sub modal_adhoc_window {	sub modal_adhoc_window {
my ($funcname,$width,$height,$content,$linktext)=@_;	my ($funcname,$width,$height,$content,$linktext,$possmathjax)=@_;
return &modal_adhoc_inner($funcname,$width,$height,$content).	return &modal_adhoc_inner($funcname,$width,$height,$content,$possmathjax).
"<a href=\"javascript:$funcname();void(0);\">".$linktext."</a>";	"<a href=\"javascript:$funcname();void(0);\">".$linktext."</a>";
}	}

Line 10985 sub sorted_inst_types {	Line 11630 sub sorted_inst_types {
}	}

sub get_institutional_codes {	sub get_institutional_codes {
my ($settings,$allcourses,$LC_code) = @_;	my ($cdom,$crs,$settings,$allcourses,$LC_code) = @_;
# Get complete list of course sections to update	# Get complete list of course sections to update
my @currsections = ();	my @currsections = ();
my @currxlists = ();	my @currxlists = ();
	my (%unclutteredsec,%unclutteredlcsec);
my $coursecode = $$settings{'internal.coursecode'};	my $coursecode = $$settings{'internal.coursecode'};
	my $crskey = $crs.':'.$coursecode;
	@{$unclutteredsec{$crskey}} = ();
	@{$unclutteredlcsec{$crskey}} = ();

if ($$settings{'internal.sectionnums'} ne '') {	if ($$settings{'internal.sectionnums'} ne '') {
@currsections = split(/,/,$$settings{'internal.sectionnums'});	@currsections = split(/,/,$$settings{'internal.sectionnums'});
Line 11000 sub get_institutional_codes {	Line 11649 sub get_institutional_codes {
}	}

if (@currxlists > 0) {	if (@currxlists > 0) {
foreach (@currxlists) {	foreach my $xl (@currxlists) {
if (m/^([^:]+):(\w*)$/) {	if ($xl =~ /^([^:]+):(\w*)$/) {
unless (grep/^$1$/,@{$allcourses}) {	unless (grep/^$1$/,@{$allcourses}) {
push(@{$allcourses},$1);	push(@{$allcourses},$1);
$$LC_code{$1} = $2;	$$LC_code{$1} = $2;
Line 11009 sub get_institutional_codes {	Line 11658 sub get_institutional_codes {
}	}
}	}
}	}

if (@currsections > 0) {	if (@currsections > 0) {
foreach (@currsections) {	foreach my $sec (@currsections) {
if (m/^(\w+):(\w*)$/) {	if ($sec =~ m/^(\w+):(\w*)$/ ) {
my $sec = $coursecode.$1;	my $instsec = $1;
my $lc_sec = $2;	my $lc_sec = $2;
unless (grep/^$sec$/,@{$allcourses}) {	unless (grep/^\Q$instsec\E$/,@{$unclutteredsec{$crskey}}) {
	push(@{$unclutteredsec{$crskey}},$instsec);
	push(@{$unclutteredlcsec{$crskey}},$lc_sec);
	}
	}
	}
	}

	if (@{$unclutteredsec{$crskey}} > 0) {
	my %formattedsec = &Apache::lonnet::auto_instsec_reformat($cdom,'clutter',\%unclutteredsec);
	if ((ref($formattedsec{$crskey}) eq 'ARRAY') && (ref($unclutteredlcsec{$crskey}) eq 'ARRAY')) {
	for (my $i=0; $i<@{$formattedsec{$crskey}}; $i++) {
	my $sec = $coursecode.$formattedsec{$crskey}[$i];
	unless (grep/^\Q$sec\E$/,@{$allcourses}) {
push(@{$allcourses},$sec);	push(@{$allcourses},$sec);
$$LC_code{$sec} = $lc_sec;	$$LC_code{$sec} = $unclutteredlcsec{$crskey}[$i];
}	}
}	}
}	}
Line 16137 sub construct_course {	Line 16799 sub construct_course {
'plc.users.denied',	'plc.users.denied',
'hidefromcat',	'hidefromcat',
'checkforpriv',	'checkforpriv',
'categories',	'categories'],
'internal.uniquecode'],
$$crsudom,$$crsunum);	$$crsudom,$$crsunum);
if ($args->{'textbook'}) {	if ($args->{'textbook'}) {
$cenv{'internal.textbook'} = $args->{'textbook'};	$cenv{'internal.textbook'} = $args->{'textbook'};
Line 16153 sub construct_course {	Line 16814 sub construct_course {
if ($args->{'crstype'}) {	if ($args->{'crstype'}) {
$cenv{'type'}=$args->{'crstype'};	$cenv{'type'}=$args->{'crstype'};
}	}
	if ($args->{'lti'}) {
	$cenv{'internal.lti'}=$args->{'lti'};
	}
if ($args->{'crsid'}) {	if ($args->{'crsid'}) {
$cenv{'courseid'}=$args->{'crsid'};	$cenv{'courseid'}=$args->{'crsid'};
}	}
Line 16732 sub init_user_environment {	Line 17396 sub init_user_environment {
# --------------------------------------------------------- Write first profile	# --------------------------------------------------------- Write first profile

{	{
	my $ip = &Apache::lonnet::get_requestor_ip($r);
my %initial_env =	my %initial_env =
("user.name" => $username,	("user.name" => $username,
"user.domain" => $domain,	"user.domain" => $domain,
Line 16750 sub init_user_environment {	Line 17415 sub init_user_environment {
"request.course.sec" => '',	"request.course.sec" => '',
"request.role" => 'cm',	"request.role" => 'cm',
"request.role.adv" => $env{'user.adv'},	"request.role.adv" => $env{'user.adv'},
"request.host" => $ENV{'REMOTE_ADDR'},);	"request.host" => $ip,);

if ($form->{'localpath'}) {	if ($form->{'localpath'}) {
$initial_env{"browser.localpath"} = $form->{'localpath'};	$initial_env{"browser.localpath"} = $form->{'localpath'};
Line 16782 sub init_user_environment {	Line 17447 sub init_user_environment {
my %is_adv = ( is_adv => $env{'user.adv'} );	my %is_adv = ( is_adv => $env{'user.adv'} );
my %domdef = &Apache::lonnet::get_domain_defaults($domain);	my %domdef = &Apache::lonnet::get_domain_defaults($domain);

foreach my $tool ('aboutme','blog','webdav','portfolio') {	foreach my $tool ('aboutme','blog','webdav','portfolio','timezone') {
$userenv{'availabletools.'.$tool} =	$userenv{'availabletools.'.$tool} =
&Apache::lonnet::usertools_access($username,$domain,$tool,'reload',	&Apache::lonnet::usertools_access($username,$domain,$tool,'reload',
undef,\%userenv,\%domdef,\%is_adv);	undef,\%userenv,\%domdef,\%is_adv);
Line 17651 sub needs_coursereinit {	Line 18316 sub needs_coursereinit {
}	}
if (($now-$env{'request.course.timechecked'})>$interval) {	if (($now-$env{'request.course.timechecked'})>$interval) {
&Apache::lonnet::appenv({'request.course.timechecked'=>$now});	&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
my $blocked = &blocking_status('reinit',$cnum,$cdom,undef,1);	my $blocked = &blocking_status('reinit',undef,$cnum,$cdom,undef,1);
if ($blocked) {	if ($blocked) {
return ();	return ();
}	}
Line 17812 sub recurse_supplemental {	Line 18477 sub recurse_supplemental {
if ($fatal) {	if ($fatal) {
$errors ++;	$errors ++;
} else {	} else {
if ($#LONCAPA::map::resources > 0) {	my @order = @LONCAPA::map::order;
foreach my $res (@LONCAPA::map::resources) {	if (@order > 0) {
my ($title,$src,$ext,$type,$status)=split(/\:/,$res);	my @resources = @LONCAPA::map::resources;
	foreach my $idx (@order) {
	my ($title,$src,$ext,$type,$status)=split(/\:/,$resources[$idx]);
if (($src ne '') && ($status eq 'res')) {	if (($src ne '') && ($status eq 'res')) {
if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {	if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {
($numfiles,$numexttools,$errors) = &recurse_supplemental($cnum,$cdom,$1,	($numfiles,$numexttools,$errors) = &recurse_supplemental($cnum,$cdom,$1,
Line 18023 sub create_captcha {	Line 18690 sub create_captcha {

if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {	if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {
$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".	$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
	'<span class="LC_nobreak">'.
&mt('Type in the letters/numbers shown below').' '.	&mt('Type in the letters/numbers shown below').' '.
'<input type="text" size="5" name="code" value="" autocomplete="off" />'.	'<input type="text" size="5" name="code" value="" autocomplete="off" />'.
'<br />'.	'</span><br />'.
'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';	'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';
last;	last;
}	}
Line 18071 sub check_captcha {	Line 18739 sub check_captcha {
sub create_recaptcha {	sub create_recaptcha {
my ($pubkey,$version) = @_;	my ($pubkey,$version) = @_;
if ($version >= 2) {	if ($version >= 2) {
return '<div class="g-recaptcha" data-sitekey="'.$pubkey.'"></div>';	return '<div class="g-recaptcha" data-sitekey="'.$pubkey.'"></div>'.
	'<div style="padding:0;clear:both;margin:0;border:0"></div>';
} else {	} else {
my $use_ssl;	my $use_ssl;
if ($ENV{'SERVER_PORT'} == 443) {	if ($ENV{'SERVER_PORT'} == 443) {
Line 18089 sub create_recaptcha {	Line 18758 sub create_recaptcha {
sub check_recaptcha {	sub check_recaptcha {
my ($privkey,$version) = @_;	my ($privkey,$version) = @_;
my $captcha_chk;	my $captcha_chk;
	my $ip = &Apache::lonnet::get_requestor_ip();
if ($version >= 2) {	if ($version >= 2) {
my %info = (	my %info = (
secret => $privkey,	secret => $privkey,
response => $env{'form.g-recaptcha-response'},	response => $env{'form.g-recaptcha-response'},
remoteip => $ENV{'REMOTE_ADDR'},	remoteip => $ip,
);	);
my $request=new HTTP::Request('POST','https://www.google.com/recaptcha/api/siteverify');	my $request=new HTTP::Request('POST','https://www.google.com/recaptcha/api/siteverify');
$request->content(join('&',map {	$request->content(join('&',map {
Line 18116 sub check_recaptcha {	Line 18786 sub check_recaptcha {
my $captcha_result =	my $captcha_result =
$captcha->check_answer(	$captcha->check_answer(
$privkey,	$privkey,
$ENV{'REMOTE_ADDR'},	$ip,
$env{'form.recaptcha_challenge_field'},	$env{'form.recaptcha_challenge_field'},
$env{'form.recaptcha_response_field'},	$env{'form.recaptcha_response_field'},
);	);
Line 18168 sub cleanup_html {	Line 18838 sub cleanup_html {
# $context is the calling context -- roles, grades, contents, menu or flip.	# $context is the calling context -- roles, grades, contents, menu or flip.
sub critical_redirect {	sub critical_redirect {
my ($interval,$context) = @_;	my ($interval,$context) = @_;
	unless (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
	return ();
	}
if ((time-$env{'user.criticalcheck.time'})>$interval) {	if ((time-$env{'user.criticalcheck.time'})>$interval) {
if (($env{'request.course.id'}) && (($context eq 'flip') \|\| ($context eq 'contents'))) {	if (($env{'request.course.id'}) && (($context eq 'flip') \|\| ($context eq 'contents'))) {
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $blocked = &blocking_status('alert',$cnum,$cdom,undef,1);	my $blocked = &blocking_status('alert',undef,$cnum,$cdom,undef,1);
if ($blocked) {	if ($blocked) {
my $checkrole = "cm./$cdom/$cnum";	my $checkrole = "cm./$cdom/$cnum";
if ($env{'request.course.sec'} ne '') {	if ($env{'request.course.sec'} ne '') {
Line 18189 sub critical_redirect {	Line 18862 sub critical_redirect {
&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});	&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});
my $redirecturl;	my $redirecturl;
if ($what[0]) {	if ($what[0]) {
if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {	if (($what[0] ne 'con_lost') && ($what[0] ne 'no_such_host') && ($what[0]!~/^error\:/)) {
$redirecturl='/adm/email?critical=display';	$redirecturl='/adm/email?critical=display';
my $url=&Apache::lonnet::absolute_url().$redirecturl;	my $url=&Apache::lonnet::absolute_url().$redirecturl;
return (1, $url);	return (1, $url);
Line 18551 sub is_nonframeable {	Line 19224 sub is_nonframeable {
return $uselink;	return $uselink;
}	}

	sub page_menu {
	my ($menucolls,$menunum) = @_;
	my %menu;
	foreach my $item (split(/;/,$menucolls)) {
	my ($num,$value) = split(/\%/,$item);
	if ($num eq $menunum) {
	my @entries = split(/\&/,$value);
	foreach my $entry (@entries) {
	my ($name,$fields) = split(/=/,$entry);
	if (($name eq 'top') \|\| ($name eq 'inline') \|\| ($name eq 'foot') \|\| ($name eq 'main')) {
	$menu{$name} = $fields;
	} else {
	my @shown;
	if ($fields =~ /,/) {
	@shown = split(/,/,$fields);
	} else {
	@shown = ($fields);
	}
	if (@shown) {
	foreach my $field (@shown) {
	next if ($field eq '');
	$menu{$field} = 1;
	}
	}
	}
	}
	}
	}
	return %menu;
	}

1;	1;
__END__;	__END__;

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

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Removed from v.1.1344
changed lines
	Added in v.1.1389