loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.25 and 1.1075.2.103

version 1.1075.2.25, 2013/01/01 19:58:11	version 1.1075.2.103, 2016/08/06 20:15:00
Line 68 use Apache::loncoursedata();	Line 68 use Apache::loncoursedata();
use Apache::lontexconvert();	use Apache::lontexconvert();
use Apache::lonclonecourse();	use Apache::lonclonecourse();
use Apache::lonuserutils();	use Apache::lonuserutils();
	use Apache::lonuserstate();
	use Apache::courseclassifier();
use LONCAPA qw(:DEFAULT :match);	use LONCAPA qw(:DEFAULT :match);
use DateTime::TimeZone;	use DateTime::TimeZone;
use DateTime::Locale::Catalog;	use DateTime::Locale;
	use Encode();
use Authen::Captcha;	use Authen::Captcha;
use Captcha::reCAPTCHA;	use Captcha::reCAPTCHA;
	use Crypt::DES;
	use DynaLoader; # for Crypt::DES version

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 527 ENDAUTHORBRW	Line 532 ENDAUTHORBRW
}	}

sub coursebrowser_javascript {	sub coursebrowser_javascript {
my ($domainfilter,$sec_element,$formname,$role_element,$crstype) = @_;	my ($domainfilter,$sec_element,$formname,$role_element,$crstype,
	$credits_element,$instcode) = @_;
my $wintitle = 'Course_Browser';	my $wintitle = 'Course_Browser';
if ($crstype eq 'Community') {	if ($crstype eq 'Community') {
$wintitle = 'Community_Browser';	$wintitle = 'Community_Browser';
Line 578 sub coursebrowser_javascript {	Line 584 sub coursebrowser_javascript {
var ownername = document.forms[formid].ccuname.value;	var ownername = document.forms[formid].ccuname.value;
var ownerdom = document.forms[formid].ccdomain.options[document.forms[formid].ccdomain.selectedIndex].value;	var ownerdom = document.forms[formid].ccdomain.options[document.forms[formid].ccdomain.selectedIndex].value;
url += '&cloner='+ownername+':'+ownerdom;	url += '&cloner='+ownername+':'+ownerdom;
	if (type == 'Course') {
	url += '&crscode='+document.forms[formid].crscode.value;
	}
	}
	if (formname == 'requestcrs') {
	url += '&crsdom=$domainfilter&crscode=$instcode';
}	}
if (multflag !=null && multflag != '') {	if (multflag !=null && multflag != '') {
url += '&multiple='+multflag;	url += '&multiple='+multflag;
Line 590 sub coursebrowser_javascript {	Line 602 sub coursebrowser_javascript {
}	}
$id_functions	$id_functions
ENDSTDBRW	ENDSTDBRW
if (($sec_element ne '') \|\| ($role_element ne '')) {	if (($sec_element ne '') \|\| ($role_element ne '') \|\| ($credits_element ne '')) {
$output .= &setsec_javascript($sec_element,$formname,$role_element);	$output .= &setsec_javascript($sec_element,$formname,$role_element,
	$credits_element);
}	}
$output .= '	$output .= '
// ]]>	// ]]>
Line 748 ENDUSERBRW	Line 761 ENDUSERBRW
}	}

sub setsec_javascript {	sub setsec_javascript {
my ($sec_element,$formname,$role_element) = @_;	my ($sec_element,$formname,$role_element,$credits_element) = @_;
my (@courserolenames,@communityrolenames,$rolestr,$courserolestr,	my (@courserolenames,@communityrolenames,$rolestr,$courserolestr,
$communityrolestr);	$communityrolestr);
if ($role_element ne '') {	if ($role_element ne '') {
Line 843 function setRole(crstype) {	Line 856 function setRole(crstype) {
}	}
\|;	\|;
}	}
	if ($credits_element) {
	$setsections .= qq\|
	function setCredits(defaultcredits) {
	document.$formname.$credits_element.value = defaultcredits;
	return;
	}
	\|;
	}
return $setsections;	return $setsections;
}	}

Line 944 sub select_datelocale {	Line 965 sub select_datelocale {
}	}
$output .= '> </option>';	$output .= '> </option>';
}	}
	my @languages = &Apache::lonlocal::preferred_languages();
my (@possibles,%locale_names);	my (@possibles,%locale_names);
my @locales = DateTime::Locale::Catalog::Locales;	my @locales = DateTime::Locale->ids();
foreach my $locale (@locales) {	foreach my $id (@locales) {
if (ref($locale) eq 'HASH') {	if ($id ne '') {
my $id = $locale->{'id'};	my ($en_terr,$native_terr);
if ($id ne '') {	my $loc = DateTime::Locale->load($id);
my $en_terr = $locale->{'en_territory'};	if (ref($loc)) {
my $native_terr = $locale->{'native_territory'};	$en_terr = $loc->name();
my @languages = &Apache::lonlocal::preferred_languages();	$native_terr = $loc->native_name();
if (grep(/^en$/,@languages) \|\| !@languages) {	if (grep(/^en$/,@languages) \|\| !@languages) {
if ($en_terr ne '') {	if ($en_terr ne '') {
$locale_names{$id} = '('.$en_terr.')';	$locale_names{$id} = '('.$en_terr.')';
Line 966 sub select_datelocale {	Line 988 sub select_datelocale {
$locale_names{$id} = '('.$en_terr.')';	$locale_names{$id} = '('.$en_terr.')';
}	}
}	}
push (@possibles,$id);	$locale_names{$id} = Encode::encode('UTF-8',$locale_names{$id});
	push(@possibles,$id);
}	}
}	}
}	}
Line 977 sub select_datelocale {	Line 1000 sub select_datelocale {
}	}
$output.=">$item";	$output.=">$item";
if ($locale_names{$item} ne '') {	if ($locale_names{$item} ne '') {
$output.=" $locale_names{$item}</option>\n";	$output.=' '.$locale_names{$item};
}	}
$output.="</option>\n";	$output.="</option>\n";
}	}
Line 997 sub select_language {	Line 1020 sub select_language {
$langchoices{$code} = &plainlanguagedescription($id);	$langchoices{$code} = &plainlanguagedescription($id);
}	}
}	}
	%langchoices = &Apache::lonlocal::texthash(%langchoices);
return &select_form($selected,$name,\%langchoices);	return &select_form($selected,$name,\%langchoices);
}	}

Line 1028 linked_select_forms takes the following	Line 1052 linked_select_forms takes the following

=item * $menuorder, the order of values in the first menu	=item * $menuorder, the order of values in the first menu

	=item * $onchangefirst, additional javascript call to execute for an onchange
	event for the first <select> tag

	=item * $onchangesecond, additional javascript call to execute for an onchange
	event for the second <select> tag

=back	=back

Below is an example of such a hash. Only the 'text', 'default', and	Below is an example of such a hash. Only the 'text', 'default', and
Line 1081 sub linked_select_forms {	Line 1111 sub linked_select_forms {
$secondselectname,	$secondselectname,
$hashref,	$hashref,
$menuorder,	$menuorder,
	$onchangefirst,
	$onchangesecond
) = @_;	) = @_;
my $second = "document.$formname.$secondselectname";	my $second = "document.$formname.$secondselectname";
my $first = "document.$formname.$firstselectname";	my $first = "document.$formname.$firstselectname";
Line 1137 function select1_changed() {	Line 1169 function select1_changed() {
</script>	</script>
END	END
# output the initial values for the selection lists	# output the initial values for the selection lists
$result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";	$result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed();$onchangefirst\">\n";
my @order = sort(keys(%{$hashref}));	my @order = sort(keys(%{$hashref}));
if (ref($menuorder) eq 'ARRAY') {	if (ref($menuorder) eq 'ARRAY') {
@order = @{$menuorder};	@order = @{$menuorder};
Line 1150 END	Line 1182 END
$result .= "</select>\n";	$result .= "</select>\n";
my %select2 = %{$hashref->{$firstdefault}->{'select2'}};	my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
$result .= $middletext;	$result .= $middletext;
$result .= "<select size=\"1\" name=\"$secondselectname\">\n";	$result .= "<select size=\"1\" name=\"$secondselectname\"";
	if ($onchangesecond) {
	$result .= ' onchange="'.$onchangesecond.'"';
	}
	$result .= ">\n";
my $seconddefault = $hashref->{$firstdefault}->{'default'};	my $seconddefault = $hashref->{$firstdefault}->{'default'};

my @secondorder = sort(keys(%select2));	my @secondorder = sort(keys(%select2));
Line 1210 sub help_open_topic {	Line 1246 sub help_open_topic {
$topic=~s/\W/\_/g;	$topic=~s/\W/\_/g;

if (!$stayOnPage) {	if (!$stayOnPage) {
$link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";	if ($env{'browser.mobile'}) {
	$link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";
	} else {
	$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
	}
} elsif ($stayOnPage eq 'popup') {	} elsif ($stayOnPage eq 'popup') {
$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";	$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
} else {	} else {
Line 1261 sub helpLatexCheatsheet {	Line 1301 sub helpLatexCheatsheet {
unless ($not_author) {	unless ($not_author) {
$out .= ' <span>'	$out .= ' <span>'
.&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600)	.&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600)
.'</span>';	.'</span> <span>'
	.&help_open_topic('Authoring_Multilingual_Problems',&mt('Languages'),$stayOnPage,undef,600)
	.'</span>';
}	}
$out .= '</span>'; # End cheatsheet	$out .= '</span>'; # End cheatsheet
return $out;	return $out;
Line 1324 sub help_open_menu {	Line 1366 sub help_open_menu {
sub top_nav_help {	sub top_nav_help {
my ($text) = @_;	my ($text) = @_;
$text = &mt($text);	$text = &mt($text);
my $stay_on_page = 1;	my $stay_on_page;
	unless ($env{'environment.remote'} eq 'on') {
my $link = ($stay_on_page) ? "javascript:helpMenu('display')"	$stay_on_page = 1;
: "javascript:helpMenu('open')";	}
my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);	my ($link,$banner_link);
	unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {
	$link = ($stay_on_page) ? "javascript:helpMenu('display')"
	: "javascript:helpMenu('open')";
	$banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
	}
my $title = &mt('Get help');	my $title = &mt('Get help');
	if ($link) {
return <<"END";	return <<"END";
$banner_link	$banner_link
<a href="$link" title="$title">$text</a>	<a href="$link" title="$title">$text</a>
END	END
	} else {
	return ' '.$text.' ';
	}
}	}

sub help_menu_js {	sub help_menu_js {
my ($text) = @_;	my ($httphost) = @_;
my $stayOnPage = 1;	my $stayOnPage = 1;
my $width = 620;	my $width = 620;
my $height = 600;	my $height = 600;
my $helptopic=&general_help();	my $helptopic=&general_help();
my $details_link = '/adm/help/'.$helptopic.'.hlp';	my $details_link = $httphost.'/adm/help/'.$helptopic.'.hlp';
my $nothing=&Apache::lonhtmlcommon::javascript_nothing();	my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
my $start_page =	my $start_page =
&Apache::loncommon::start_page('Help Menu', undef,	&Apache::loncommon::start_page('Help Menu', undef,
{'frameset' => 1,	{'frameset' => 1,
'js_ready' => 1,	'js_ready' => 1,
	'use_absolute' => $httphost,
'add_entries' => {	'add_entries' => {
'border' => '0',	'border' => '0',
'rows' => "110,*",},});	'rows' => "110,*",},});
Line 1381 function helpMenu(target) {	Line 1431 function helpMenu(target) {
return;	return;
}	}
function writeHelp(caller) {	function writeHelp(caller) {
caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" />\\n<frame name="bodyframe" src="$details_link" />\\n$end_page')	caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" marginwidth="0" marginheight="0" frameborder="0">\\n');
caller.document.close()	caller.document.writeln('<frame name="bodyframe" src="$details_link" marginwidth="0" marginheight="0" frameborder="0">\\n$end_page');
caller.focus()	caller.document.close();
	caller.focus();
}	}
// END LON-CAPA Internal -->	// END LON-CAPA Internal -->
// ]]>	// ]]>
Line 1695 RESIZE	Line 1746 RESIZE

=head1 Excel and CSV file utility routines	=head1 Excel and CSV file utility routines

=over 4

=cut	=cut

###############################################################	###############################################################
Line 1704 RESIZE	Line 1753 RESIZE

=pod	=pod

	=over 4

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

Translate $text to allow it to be output as a 'comma separated values'	Translate $text to allow it to be output as a 'comma separated values'
Line 2137 sub select_level_form {	Line 2188 sub select_level_form {

=pod	=pod

=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms)	=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms)

Returns a string containing a <select name='$name' size='1'> form to	Returns a string containing a <select name='$name' size='1'> form to
allow a user to select the domain to preform an operation in.	allow a user to select the domain to preform an operation in.
Line 2150 If the $showdomdesc flag is set, the dom	Line 2201 If the $showdomdesc flag is set, the dom

The optional $onchange argument specifies what should occur if the domain selector is changed, e.g., 'this.form.submit()' if the form is to be automatically submitted.	The optional $onchange argument specifies what should occur if the domain selector is changed, e.g., 'this.form.submit()' if the form is to be automatically submitted.

The optional $incdoms is a reference to an array of domains which will be the only available options.	The optional $incdoms is a reference to an array of domains which will be the only available options.

	The optional $excdoms is a reference to an array of domains which will be excluded from the available options.

=cut	=cut

#-------------------------------------------	#-------------------------------------------
sub select_dom_form {	sub select_dom_form {
my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms) = @_;	my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms) = @_;
if ($onchange) {	if ($onchange) {
$onchange = ' onchange="'.$onchange.'"';	$onchange = ' onchange="'.$onchange.'"';
}	}
my @domains;	my (@domains,%exclude);
if (ref($incdoms) eq 'ARRAY') {	if (ref($incdoms) eq 'ARRAY') {
@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});	@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});
} else {	} else {
@domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());	@domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
}	}
if ($includeempty) { @domains=('',@domains); }	if ($includeempty) { @domains=('',@domains); }
	if (ref($excdoms) eq 'ARRAY') {
	map { $exclude{$_} = 1; } @{$excdoms};
	}
my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";	my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
foreach my $dom (@domains) {	foreach my $dom (@domains) {
	next if ($exclude{$dom});
$selectdomain.="<option value=\"$dom\" ".	$selectdomain.="<option value=\"$dom\" ".
($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;	($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
if ($showdomdesc) {	if ($showdomdesc) {
Line 2289 Outputs:	Line 2346 Outputs:

=item * $clientos	=item * $clientos

	=item * $clientmobile

	=item * $clientinfo

	=item * $clientosversion

=back	=back

=back	=back
Line 2307 sub decode_user_agent {	Line 2370 sub decode_user_agent {
my $clientversion='0';	my $clientversion='0';
my $clientmathml='';	my $clientmathml='';
my $clientunicode='0';	my $clientunicode='0';
	my $clientmobile=0;
	my $clientosversion='';
for (my $i=0;$i<=$#browsertype;$i++) {	for (my $i=0;$i<=$#browsertype;$i++) {
my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);	my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\%/,$browsertype[$i]);
if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {	if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
$clientbrowser=$bname;	$clientbrowser=$bname;
$httpbrowser=~/$vreg/i;	$httpbrowser=~/$vreg/i;
Line 2318 sub decode_user_agent {	Line 2383 sub decode_user_agent {
}	}
}	}
my $clientos='unknown';	my $clientos='unknown';
	my $clientinfo;
if (($httpbrowser=~/linux/i) \|\|	if (($httpbrowser=~/linux/i) \|\|
($httpbrowser=~/unix/i) \|\|	($httpbrowser=~/unix/i) \|\|
($httpbrowser=~/ux/i) \|\|	($httpbrowser=~/ux/i) \|\|
Line 2327 sub decode_user_agent {	Line 2393 sub decode_user_agent {
if ($httpbrowser=~/next/i) { $clientos='next'; }	if ($httpbrowser=~/next/i) { $clientos='next'; }
if (($httpbrowser=~/mac/i) \|\|	if (($httpbrowser=~/mac/i) \|\|
($httpbrowser=~/powerpc/i)) { $clientos='mac'; }	($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
if ($httpbrowser=~/win/i) { $clientos='win'; }	if ($httpbrowser=~/win/i) {
	$clientos='win';
	if ($httpbrowser =~/Windows\s+NT\s+(\d+\.\d+)/i) {
	$clientosversion = $1;
	}
	}
if ($httpbrowser=~/embed/i) { $clientos='pda'; }	if ($httpbrowser=~/embed/i) { $clientos='pda'; }
	if ($httpbrowser=~/(Android\|iPod\|iPad\|iPhone\|webOS\|Blackberry\|Windows Phone\|Opera m(?:ob\|in)\|Fennec)/i) {
	$clientmobile=lc($1);
	}
	if ($httpbrowser=~ m{Firefox/(\d+\.\d+)}) {
	$clientinfo = 'firefox-'.$1;
	} elsif ($httpbrowser=~ m{chromeframe/(\d+\.\d+)\.}) {
	$clientinfo = 'chromeframe-'.$1;
	}
return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,	return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
$clientunicode,$clientos,);	$clientunicode,$clientos,$clientmobile,$clientinfo,
	$clientosversion);
}	}

###############################################################	###############################################################
Line 3190 sub screenname {	Line 3270 sub screenname {
# ------------------------------------------------------------- Confirm Wrapper	# ------------------------------------------------------------- Confirm Wrapper
=pod	=pod

=item confirmwrapper	=item * &confirmwrapper($message)

Wrap messages about completion of operation in box	Wrap messages about completion of operation in box

Line 3606 sub user_lang {	Line 3686 sub user_lang {
=over 4	=over 4

=item * &get_previous_attempt($symb, $username, $domain, $course,	=item * &get_previous_attempt($symb, $username, $domain, $course,
$getattempt, $regexp, $gradesub)	$getattempt, $regexp, $gradesub, $usec, $identifier)

Return string with previous attempt on problem. Arguments:	Return string with previous attempt on problem. Arguments:

Line 3628 Return string with previous attempt on p	Line 3708 Return string with previous attempt on p

=item * $gradesub: routine that processes the string if it matches $regexp	=item * $gradesub: routine that processes the string if it matches $regexp

	=item * $usec: section of the desired student

	=item * $identifier: counter for student (multiple students one problem) or
	problem (one student; whole sequence).

=back	=back

The output string is a table containing all desired attempts, if any.	The output string is a table containing all desired attempts, if any.
Line 3635 The output string is a table containing	Line 3720 The output string is a table containing
=cut	=cut

sub get_previous_attempt {	sub get_previous_attempt {
my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;	my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub,$usec,$identifier)=@_;
my $prevattempts='';	my $prevattempts='';
no strict 'refs';	no strict 'refs';
if ($symb) {	if ($symb) {
Line 3645 sub get_previous_attempt {	Line 3730 sub get_previous_attempt {
my %lasthash=();	my %lasthash=();
my $version;	my $version;
for ($version=1;$version<=$returnhash{'version'};$version++) {	for ($version=1;$version<=$returnhash{'version'};$version++) {
foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {	foreach my $key (reverse(sort(split(/\:/,$returnhash{$version.':keys'})))) {
$lasthash{$key}=$returnhash{$version.':'.$key};	if ($key =~ /\.rawrndseed$/) {
	my ($id) = ($key =~ /^(.+)\.rawrndseed$/);
	$lasthash{$id.'.rndseed'} = $returnhash{$version.':'.$key};
	} else {
	$lasthash{$key}=$returnhash{$version.':'.$key};
	}
}	}
}	}
$prevattempts=&start_data_table().&start_data_table_header_row();	$prevattempts=&start_data_table().&start_data_table_header_row();
$prevattempts.='<th>'.&mt('History').'</th>';	$prevattempts.='<th>'.&mt('History').'</th>';
my (%typeparts,%lasthidden);	my (%typeparts,%lasthidden,%regraded,%hidestatus);
my $showsurv=&Apache::lonnet::allowed('vas',$env{'request.course.id'});	my $showsurv=&Apache::lonnet::allowed('vas',$env{'request.course.id'});
foreach my $key (sort(keys(%lasthash))) {	foreach my $key (sort(keys(%lasthash))) {
my ($ign,@parts) = split(/\./,$key);	my ($ign,@parts) = split(/\./,$key);
Line 3668 sub get_previous_attempt {	Line 3758 sub get_previous_attempt {
$lasthidden{$ign.'.'.$id} = 1;	$lasthidden{$ign.'.'.$id} = 1;
}	}
}	}
	if ($identifier ne '') {
	my $id = join(',',@parts);
	if (&Apache::lonnet::EXT("resource.$id.problemstatus",$symb,
	$domain,$username,$usec,undef,$course) =~ /^no/) {
	$hidestatus{$ign.'.'.$id} = 1;
	}
	}
	} elsif ($data eq 'regrader') {
	if (($identifier ne '') && (@parts)) {
	my $id = join(',',@parts);
	$regraded{$ign.'.'.$id} = 1;
	}
}	}
} else {	} else {
if ($#parts == 0) {	if ($#parts == 0) {
Line 3679 sub get_previous_attempt {	Line 3781 sub get_previous_attempt {
}	}
$prevattempts.=&end_data_table_header_row();	$prevattempts.=&end_data_table_header_row();
if ($getattempt eq '') {	if ($getattempt eq '') {
	my (%solved,%resets,%probstatus);
	if (($identifier ne '') && (keys(%regraded) > 0)) {
	for ($version=1;$version<=$returnhash{'version'};$version++) {
	foreach my $id (keys(%regraded)) {
	if (($returnhash{$version.':'.$id.'.regrader'}) &&
	($returnhash{$version.':'.$id.'.tries'} eq '') &&
	($returnhash{$version.':'.$id.'.award'} eq '')) {
	push(@{$resets{$id}},$version);
	}
	}
	}
	}
for ($version=1;$version<=$returnhash{'version'};$version++) {	for ($version=1;$version<=$returnhash{'version'};$version++) {
my @hidden;	my (@hidden,@unsolved);
if (%typeparts) {	if (%typeparts) {
foreach my $id (keys(%typeparts)) {	foreach my $id (keys(%typeparts)) {
if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') \|\| ($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) {	if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') \|\|
	($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) {
push(@hidden,$id);	push(@hidden,$id);
	} elsif ($identifier ne '') {
	unless (($returnhash{$version.':'.$id.'.type'} eq 'survey') \|\|
	($returnhash{$version.':'.$id.'.type'} eq 'surveycred') \|\|
	($hidestatus{$id})) {
	next if ((ref($resets{$id}) eq 'ARRAY') && grep(/^\Q$version\E$/,@{$resets{$id}}));
	if ($returnhash{$version.':'.$id.'.solved'} eq 'correct_by_student') {
	push(@{$solved{$id}},$version);
	} elsif (($returnhash{$version.':'.$id.'.solved'} ne '') &&
	(ref($solved{$id}) eq 'ARRAY')) {
	my $skip;
	if (ref($resets{$id}) eq 'ARRAY') {
	foreach my $reset (@{$resets{$id}}) {
	if ($reset > $solved{$id}[-1]) {
	$skip=1;
	last;
	}
	}
	}
	unless ($skip) {
	my ($ign,$partslist) = split(/\./,$id,2);
	push(@unsolved,$partslist);
	}
	}
	}
}	}
}	}
}	}
$prevattempts.=&start_data_table_row().	$prevattempts.=&start_data_table_row().
'<td>'.&mt('Transaction [_1]',$version).'</td>';	'<td>'.&mt('Transaction [_1]',$version);
	if (@unsolved) {
	$prevattempts .= '<span class="LC_nobreak"><label>'.
	'<input type="checkbox" name="HIDE'.$identifier.'" value="'.$version.':'.join('_',@unsolved).'" />'.
	&mt('Hide').'</label></span>';
	}
	$prevattempts .= '</td>';
if (@hidden) {	if (@hidden) {
foreach my $key (sort(keys(%lasthash))) {	foreach my $key (sort(keys(%lasthash))) {
next if ($key =~ /\.foilorder$/);	next if ($key =~ /\.foilorder$/);
Line 3711 sub get_previous_attempt {	Line 3856 sub get_previous_attempt {
}	}
} else {	} else {
if ($key =~ /\./) {	if ($key =~ /\./) {
my $value = &format_previous_attempt_value($key,	my $value = $returnhash{$version.':'.$key};
$returnhash{$version.':'.$key});	if ($key =~ /\.rndseed$/) {
$prevattempts.='<td>'.$value.' </td>';	my ($id) = ($key =~ /^(.+)\.rndseed$/);
	if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {
	$value = $returnhash{$version.':'.$id.'.rawrndseed'};
	}
	}
	$prevattempts.='<td>'.&format_previous_attempt_value($key,$value).
	' </td>';
} else {	} else {
$prevattempts.='<td> </td>';	$prevattempts.='<td> </td>';
}	}
Line 3722 sub get_previous_attempt {	Line 3873 sub get_previous_attempt {
} else {	} else {
foreach my $key (sort(keys(%lasthash))) {	foreach my $key (sort(keys(%lasthash))) {
next if ($key =~ /\.foilorder$/);	next if ($key =~ /\.foilorder$/);
my $value = &format_previous_attempt_value($key,	my $value = $returnhash{$version.':'.$key};
$returnhash{$version.':'.$key});	if ($key =~ /\.rndseed$/) {
$prevattempts.='<td>'.$value.' </td>';	my ($id) = ($key =~ /^(.+)\.rndseed$/);
	if (exists($returnhash{$version.':'.$id.'.rawrndseed'})) {
	$value = $returnhash{$version.':'.$id.'.rawrndseed'};
	}
	}
	$prevattempts.='<td>'.&format_previous_attempt_value($key,$value).
	' </td>';
}	}
}	}
$prevattempts.=&end_data_table_row();	$prevattempts.=&end_data_table_row();
Line 4174 sub findallcourses {	Line 4331 sub findallcourses {
###############################################	###############################################

sub blockcheck {	sub blockcheck {
my ($setters,$activity,$uname,$udom,$url) = @_;	my ($setters,$activity,$uname,$udom,$url,$is_course) = @_;

if (!defined($udom)) {	if (defined($udom) && defined($uname)) {
	# If uname and udom are for a course, check for blocks in the course.
	if (($is_course) \|\| (&Apache::lonnet::is_course($udom,$uname))) {
	my ($startblock,$endblock,$triggerblock) =
	&get_blocks($setters,$activity,$udom,$uname,$url);
	return ($startblock,$endblock,$triggerblock);
	}
	} else {
$udom = $env{'user.domain'};	$udom = $env{'user.domain'};
}
if (!defined($uname)) {
$uname = $env{'user.name'};	$uname = $env{'user.name'};
}	}

# If uname and udom are for a course, check for blocks in the course.

if (&Apache::lonnet::is_course($udom,$uname)) {
my ($startblock,$endblock,$triggerblock) =
&get_blocks($setters,$activity,$udom,$uname,$url);
return ($startblock,$endblock,$triggerblock);
}

my $startblock = 0;	my $startblock = 0;
my $endblock = 0;	my $endblock = 0;
my $triggerblock = '';	my $triggerblock = '';
Line 4200 sub blockcheck {	Line 4354 sub blockcheck {
# 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' \|\|
$activity eq 'groups') && ($env{'request.course.id'})) {	$activity eq 'groups' \|\| $activity eq 'printout') &&
	($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 $env{'request.course.id'}) {
delete($live_courses{$key});	delete($live_courses{$key});
Line 4464 sub parse_block_record {	Line 4619 sub parse_block_record {
}	}

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

# check for active blocking	# check for active blocking
my ($startblock,$endblock,$triggerblock) =	my ($startblock,$endblock,$triggerblock) =
&blockcheck(\%setters,$activity,$uname,$udom,$url);	&blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course);
my $blocked = 0;	my $blocked = 0;
if ($startblock && $endblock) {	if ($startblock && $endblock) {
$blocked = 1;	$blocked = 1;
Line 4481 sub blocking_status {	Line 4636 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 $udom decide whose portfolio the user is trying to look at
if ($activity eq 'port') {	if (($activity eq 'port') \|\| ($activity eq 'passwd')) {
$querystring .= "&udom=$udom" if $udom;	$querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/);
$querystring .= "&uname=$uname" if $uname;	$querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/);
} elsif ($activity eq 'docs') {	} elsif ($activity eq 'docs') {
$querystring .= '&url='.&HTML::Entities::encode($url,'&"');	$querystring .= '&url='.&HTML::Entities::encode($url,'&"');
}	}
Line 4502 END_MYBLOCK	Line 4657 END_MYBLOCK

my $popupUrl = "/adm/blockingstatus/$querystring";	my $popupUrl = "/adm/blockingstatus/$querystring";
my $text = &mt('Communication Blocked');	my $text = &mt('Communication Blocked');
	my $class = 'LC_comblock';
if ($activity eq 'docs') {	if ($activity eq 'docs') {
$text = &mt('Content Access Blocked');	$text = &mt('Content Access Blocked');
	$class = '';
} elsif ($activity eq 'printout') {	} elsif ($activity eq 'printout') {
$text = &mt('Printing Blocked');	$text = &mt('Printing Blocked');
	} elsif ($activity eq 'passwd') {
	$text = &mt('Password Changing Blocked');
}	}
$output .= <<"END_BLOCK";	$output .= <<"END_BLOCK";
<div class='LC_comblock'>	<div class='$class'>
<a onclick='openWindow("$popupUrl","Blocking Table",600,300,"no","no");return false;' href='/adm/blockingstatus/$querystring'	<a onclick='openWindow("$popupUrl","Blocking Table",600,300,"no","no");return false;' href='/adm/blockingstatus/$querystring'
title='$text'>	title='$text'>
<img class='LC_noBorder LC_middle' title='$text' src='/res/adm/pages/comblock.png' alt='$text'/></a>	<img class='LC_noBorder LC_middle' title='$text' src='/res/adm/pages/comblock.png' alt='$text'/></a>
Line 4626 sub get_domainconf {	Line 4785 sub get_domainconf {
if (keys(%{$domconfig{'login'}})) {	if (keys(%{$domconfig{'login'}})) {
foreach my $key (keys(%{$domconfig{'login'}})) {	foreach my $key (keys(%{$domconfig{'login'}})) {
if (ref($domconfig{'login'}{$key}) eq 'HASH') {	if (ref($domconfig{'login'}{$key}) eq 'HASH') {
if ($key eq 'loginvia') {	if (($key eq 'loginvia') \|\| ($key eq 'headtag')) {
if (ref($domconfig{'login'}{'loginvia'}) eq 'HASH') {	if (ref($domconfig{'login'}{$key}) eq 'HASH') {
foreach my $hostname (keys(%{$domconfig{'login'}{'loginvia'}})) {	foreach my $hostname (keys(%{$domconfig{'login'}{$key}})) {
if (ref($domconfig{'login'}{'loginvia'}{$hostname}) eq 'HASH') {	if (ref($domconfig{'login'}{$key}{$hostname}) eq 'HASH') {
if ($domconfig{'login'}{'loginvia'}{$hostname}{'server'}) {	if ($key eq 'loginvia') {
my $server = $domconfig{'login'}{'loginvia'}{$hostname}{'server'};	if ($domconfig{'login'}{'loginvia'}{$hostname}{'server'}) {
$designhash{$udom.'.login.loginvia'} = $server;	my $server = $domconfig{'login'}{'loginvia'}{$hostname}{'server'};
if ($domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'} eq 'custom') {	$designhash{$udom.'.login.loginvia'} = $server;
	if ($domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'} eq 'custom') {
$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'custompath'};	$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'custompath'};
} else {	} else {
$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'};	$designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'};
	}
}	}
if ($domconfig{'login'}{'loginvia'}{$hostname}{'exempt'}) {	} elsif ($key eq 'headtag') {
$designhash{$udom.'.login.loginvia_exempt_'.$hostname} = $domconfig{'login'}{'loginvia'}{$hostname}{'exempt'};	if ($domconfig{'login'}{'headtag'}{$hostname}{'url'}) {
	$designhash{$udom.'.login.headtag_'.$hostname} = $domconfig{'login'}{'headtag'}{$hostname}{'url'};
}	}
}	}
	if ($domconfig{'login'}{$key}{$hostname}{'exempt'}) {
	$designhash{$udom.'.login.'.$key.'_exempt_'.$hostname} = $domconfig{'login'}{$key}{$hostname}{'exempt'};
	}
}	}
}	}
}	}
Line 4808 sub designparm {	Line 4972 sub designparm {

Inputs: $url (usually will be undef).	Inputs: $url (usually will be undef).

Returns: Path to Construction Space containing the resource or	Returns: Path to Authoring Space containing the resource or
directory being viewed (or for which action is being taken).	directory being viewed (or for which action is being taken).
If $url is provided, and begins /priv/<domain>/<uname>	If $url is provided, and begins /priv/<domain>/<uname>
the path will be that portion of the $context argument.	the path will be that portion of the $context argument.
Line 4871 Input: (optional) filename from which br	Line 5035 Input: (optional) filename from which br
is appropriate for use in building the breadcrumb trail.	is appropriate for use in building the breadcrumb trail.

Returns: HTML div with CSTR path and recent box	Returns: HTML div with CSTR path and recent box
To be included on Construction Space pages	To be included on Authoring Space pages

=cut	=cut

Line 4886 sub CSTR_pageheader {	Line 5050 sub CSTR_pageheader {

my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};	my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
my ($udom,$uname,$thisdisfn)=	my ($udom,$uname,$thisdisfn)=
($trailfile =~ m{^\Q$londocroot\E/priv/([^/]+)/([^/]+)/(.*)$});	($trailfile =~ m{^\Q$londocroot\E/priv/([^/]+)/([^/]+)(?:\|/(.*))$});
my $formaction = "/priv/$udom/$uname/$thisdisfn";	my $formaction = "/priv/$udom/$uname/$thisdisfn";
$formaction =~ s{/+}{/}g;	$formaction =~ s{/+}{/}g;

Line 4902 sub CSTR_pageheader {	Line 5066 sub CSTR_pageheader {
my $output =	my $output =
'<div>'	'<div>'
.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?	.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
.'<b>'.&mt('Construction Space:').'</b> '	.'<b>'.&mt('Authoring Space:').'</b> '
.'<form name="dirs" method="post" action="'.$formaction	.'<form name="dirs" method="post" action="'.$formaction
.'" target="_top">' #FIXME lonpubdir: target="_parent"	.'" target="_top">' #FIXME lonpubdir: target="_parent"
.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);	.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);
Line 4966 Inputs:	Line 5130 Inputs:

=item * $args, optional argument valid values are	=item * $args, optional argument valid values are
no_auto_mt_title -> prevents &mt()ing the title arg	no_auto_mt_title -> prevents &mt()ing the title arg
inherit_jsmath -> when creating popup window in a page,
should it have jsmath forced on by the
current page

=item * $advtoolsref, optional argument, ref to an array containing	=item * $advtoolsref, optional argument, ref to an array containing
inlineremote items to be added in "Functions" menu below	inlineremote items to be added in "Functions" menu below
Line 4993 sub bodytag {	Line 5154 sub bodytag {
$public = 1;	$public = 1;
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
	my $httphost = $args->{'use_absolute'};

$function = &get_users_function() if (!$function);	$function = &get_users_function() if (!$function);
my $img = &designparm($function.'.img',$domain);	my $img = &designparm($function.'.img',$domain);
Line 5008 sub bodytag {	Line 5170 sub bodytag {
@design{keys(%$addentries)} = @$addentries{keys(%$addentries)};	@design{keys(%$addentries)} = @$addentries{keys(%$addentries)};

# role and realm	# role and realm
my ($role,$realm) = split(/\./,$env{'request.role'},2);	my ($role,$realm) = split(m{\./},$env{'request.role'},2);
	if ($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);
Line 5032 sub bodytag {	Line 5197 sub bodytag {

# construct main body tag	# construct main body tag
my $bodytag = "<body $extra_body_attr>".	my $bodytag = "<body $extra_body_attr>".
&Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});	&Apache::lontexconvert::init_math_support();

if ($bodyonly) {	&get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);

	if (($bodyonly) \|\| ($no_nav_bar) \|\| ($env{'form.inhibitmenu'} eq 'yes')) {
return $bodytag;	return $bodytag;
}	}

my $name = &plainname($env{'user.name'},$env{'user.domain'});
if ($public) {	if ($public) {
undef($role);	undef($role);
} else {
$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
undef,'LC_menubuttons_link');
}	}

my $titleinfo = '<h1>'.$title.'</h1>';	my $titleinfo = '<h1>'.$title.'</h1>';
Line 5059 sub bodytag {	Line 5222 sub bodytag {
}	}

$role = '<span class="LC_nobreak">('.$role.')</span>' if $role;	$role = '<span class="LC_nobreak">('.$role.')</span>' if $role;
&get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);

if ($no_nav_bar \|\| $env{'form.inhibitmenu'} eq 'yes') {
return $bodytag;
}

if ($env{'request.state'} eq 'construct') { $forcereg=1; }	if ($env{'request.state'} eq 'construct') { $forcereg=1; }



my $funclist;	my $funclist;
if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {	if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {
$bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions(), 'start')."\n".	$bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions($httphost), 'start')."\n".
Apache::lonmenu::serverform();	Apache::lonmenu::serverform();
my $forbodytag;	my $forbodytag;
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
Line 5085 sub bodytag {	Line 5245 sub bodytag {
# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls	# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
# }	# }

	$bodytag .= Apache::lonhtmlcommon::scripttag(
	Apache::lonmenu::utilityfunctions($httphost), 'start');

	my ($left,$right) = Apache::lonmenu::primary_menu();

if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
if ($dc_info) {	if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;	$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
}	}
$bodytag .= qq\|<div id="LC_nav_bar">$name $role<br />	$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
<em>$realm</em> $dc_info</div>\|;	<em>$realm</em> $dc_info</div>\|;
return $bodytag;	return $bodytag;
}	}

unless ($env{'request.symb'} =~ m/\.page___\d+___/) {	unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>\|;	$bodytag .= qq\|<div id="LC_nav_bar">$left $role</div>\|;
}	}

$bodytag .= Apache::lonhtmlcommon::scripttag(	$bodytag .= $right;
Apache::lonmenu::utilityfunctions(), 'start');

$bodytag .= Apache::lonmenu::primary_menu();

if ($dc_info) {	if ($dc_info) {
$dc_info = &dc_courseid_toggle($dc_info);	$dc_info = &dc_courseid_toggle($dc_info);
}	}
$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;	$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;

	#if directed to not display the secondary menu, don't.
	if ($args->{'no_secondary_menu'}) {
	return $bodytag;
	}
#don't show menus for public users	#don't show menus for public users
if (!$public){	if (!$public){
$bodytag .= Apache::lonmenu::secondary_menu();	$bodytag .= Apache::lonmenu::secondary_menu($httphost);
$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') {
Line 5151 sub bodytag {	Line 5315 sub bodytag {
}	}
my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';	my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';

	my $help=($no_inline_link?''
	:&Apache::loncommon::top_nav_help('Help'));

# Explicit link to get inline menu	# Explicit link to get inline menu
my $menu= ($no_inline_link?''	my $menu= ($no_inline_link?''
:'<a href="/adm/remote?action=collapse" target="_top">'.&mt('Switch to Inline Menu Mode').'</a>');	:'<a href="/adm/remote?action=collapse" target="_top">'.&mt('Switch to Inline Menu Mode').'</a>');
Line 5159 sub bodytag {	Line 5326 sub bodytag {
$dc_info = qq\|<span class="LC_cusr_subheading">($dc_info)</span>\|;	$dc_info = qq\|<span class="LC_cusr_subheading">($dc_info)</span>\|;
}	}

	my $name = &plainname($env{'user.name'},$env{'user.domain'});
	unless ($public) {
	$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
	undef,'LC_menubuttons_link');
	}

unless ($env{'form.inhibitmenu'}) {	unless ($env{'form.inhibitmenu'}) {
$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>	$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>
<ol class="LC_primary_menu LC_right">	<ol class="LC_primary_menu LC_floatright LC_right">
	<li>$help</li>
<li>$menu</li>	<li>$menu</li>
</ol><div id="LC_realm"> $realm $dc_info</div>\|;	</ol><div id="LC_realm"> $realm $dc_info</div>\|;
}	}
Line 5169 sub bodytag {	Line 5343 sub bodytag {
if (!$public){	if (!$public){
if ($env{'request.state'} eq 'construct') {	if ($env{'request.state'} eq 'construct') {
$funclist = &Apache::lonhtmlcommon::scripttag(	$funclist = &Apache::lonhtmlcommon::scripttag(
&Apache::lonmenu::utilityfunctions(), 'start').	&Apache::lonmenu::utilityfunctions($httphost), 'start').
&Apache::lonhtmlcommon::scripttag('','end').	&Apache::lonhtmlcommon::scripttag('','end').
&Apache::lonmenu::innerregister($forcereg,	&Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'});	$args->{'bread_crumbs'});
Line 5220 sub make_attr_string {	Line 5394 sub make_attr_string {
}	}

my $attr_string;	my $attr_string;
foreach my $attr (keys(%$attr_ref)) {	foreach my $attr (sort(keys(%$attr_ref))) {
$attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';	$attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
}	}
return $attr_string;	return $attr_string;
Line 5250 sub endbodytag {	Line 5424 sub endbodytag {
unless ((ref($args) eq 'HASH') && ($args->{'notbody'})) {	unless ((ref($args) eq 'HASH') && ($args->{'notbody'})) {
$endbodytag='</body>';	$endbodytag='</body>';
}	}
$endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$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'})) {
$endbodytag=	$endbodytag=
Line 5351 form, .inline {	Line 5524 form, .inline {
vertical-align:middle;	vertical-align:middle;
}	}

	.LC_floatleft {
	float: left;
	}

	.LC_floatright {
	float: right;
	}

.LC_400Box {	.LC_400Box {
width:400px;	width:400px;
}	}
Line 5694 table.LC_nested tr.LC_empty_row td {	Line 5875 table.LC_nested tr.LC_empty_row td {
padding: 8px;	padding: 8px;
}	}

table.LC_data_table tr.LC_empty_row td {	table.LC_data_table tr.LC_empty_row td,
	table.LC_data_table tr.LC_footer_row td {
background-color: $sidebg;	background-color: $sidebg;
}	}

Line 6420 div.LC_edit_problem_saves {	Line 6602 div.LC_edit_problem_saves {
padding-bottom: 5px;	padding-bottom: 5px;
}	}

	.LC_edit_opt {
	padding-left: 1em;
	white-space: nowrap;
	}

	.LC_edit_problem_latexhelper{
	text-align: right;
	}

	#LC_edit_problem_colorful div{
	margin-left: 40px;
	}

img.stift {	img.stift {
border-width: 0;	border-width: 0;
vertical-align: middle;	vertical-align: middle;
Line 6434 div.LC_createcourse {	Line 6629 div.LC_createcourse {
}	}

.LC_dccid {	.LC_dccid {
	float: right;
margin: 0.2em 0 0 0;	margin: 0.2em 0 0 0;
padding: 0;	padding: 0;
font-size: 90%;	font-size: 90%;
Line 6506 fieldset {	Line 6702 fieldset {
/* overflow: hidden; */	/* overflow: hidden; */
}	}

	article.geogebraweb div {
	margin: 0;
	}

fieldset > legend {	fieldset > legend {
font-weight: bold;	font-weight: bold;
padding: 0 5px 0 5px;	padding: 0 5px 0 5px;
Line 6531 fieldset > legend {	Line 6731 fieldset > legend {
}	}

ol.LC_primary_menu {	ol.LC_primary_menu {
float: right;
margin: 0;	margin: 0;
padding: 0;	padding: 0;
background-color: $pgbg_or_bgcolor;	background-color: $pgbg_or_bgcolor;
Line 6676 ul#LC_secondary_menu li ul li {	Line 6875 ul#LC_secondary_menu li ul li {
vertical-align: top;	vertical-align: top;
border-left: 1px solid black;	border-left: 1px solid black;
border-right: 1px solid black;	border-right: 1px solid black;
background-color: $data_table_light	background-color: $data_table_light;
list-style:none;	list-style:none;
float: none;	float: none;
}	}
Line 7186 sub headtag {	Line 7385 sub headtag {
my $function = $args->{'function'} \|\| &get_users_function();	my $function = $args->{'function'} \|\| &get_users_function();
my $domain = $args->{'domain'} \|\| &determinedomain();	my $domain = $args->{'domain'} \|\| &determinedomain();
my $bgcolor = $args->{'bgcolor'} \|\| &designparm($function.'.pgbg',$domain);	my $bgcolor = $args->{'bgcolor'} \|\| &designparm($function.'.pgbg',$domain);
	my $httphost = $args->{'use_absolute'};
my $url = join(':',$env{'user.name'},$env{'user.domain'},	my $url = join(':',$env{'user.name'},$env{'user.domain'},
$Apache::lonnet::perlvar{'lonVersion'},	$Apache::lonnet::perlvar{'lonVersion'},
#time(),	#time(),
Line 7196 sub headtag {	Line 7396 sub headtag {

my $result =	my $result =
'<head>'.	'<head>'.
&font_settings();	&font_settings($args);

my $inhibitprint = &print_suppression();	my $inhibitprint;
	if ($args->{'print_suppress'}) {
	$inhibitprint = &print_suppression();
	}

if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= &Apache::lonhtmlcommon::htmlareaheaders();	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
Line 7209 sub headtag {	Line 7412 sub headtag {
if (!$args->{'no_nav_bar'}	if (!$args->{'no_nav_bar'}
&& !$args->{'only_body'}	&& !$args->{'only_body'}
&& !$args->{'frameset'}) {	&& !$args->{'frameset'}) {
$result .= &help_menu_js();	$result .= &help_menu_js($httphost);
$result.=&modal_window();	$result.=&modal_window();
$result.=&togglebox_script();	$result.=&togglebox_script();
$result.=&wishlist_window();	$result.=&wishlist_window();
Line 7238 sub headtag {	Line 7441 sub headtag {
<meta http-equiv="pragma" content="no-cache" />	<meta http-equiv="pragma" content="no-cache" />
<meta http-equiv="Refresh" content="$time; url=$url" />	<meta http-equiv="Refresh" content="$time; url=$url" />
ADDMETA	ADDMETA
	} else {
	unless (($args->{'frameset'}) \|\| ($args->{'js_ready'}) \|\| ($args->{'only_body'}) \|\| ($args->{'no_nav_bar'})) {
	my $requrl = $env{'request.uri'};
	if ($requrl eq '') {
	$requrl = $ENV{'REQUEST_URI'};
	$requrl =~ s/\?.+$//;
	}
	unless (($requrl =~ m{^/adm/(?:switchserver\|login\|authenticate\|logout\|groupsort\|cleanup\|helper\|slotrequest\|grades)(\?\|$)}) \|\|
	(($requrl =~ m{^/res/}) && (($env{'form.submitted'} eq 'scantron') \|\|
	($env{'form.grade_symb'}) \|\| ($Apache::lonhomework::scantronmode)))) {
	my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};
	unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {
	my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);
	if (ref($domdefs{'offloadnow'}) eq 'HASH') {
	my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
	if ($domdefs{'offloadnow'}{$lonhost}) {
	my $newserver = &Apache::lonnet::spareserver(30000,undef,1,$dom_in_use);
	if (($newserver) && ($newserver ne $lonhost)) {
	my $numsec = 5;
	my $timeout = $numsec * 1000;
	my ($newurl,$locknum,%locks,$msg);
	if ($env{'request.role.adv'}) {
	($locknum,%locks) = &Apache::lonnet::get_locks();
	}
	my $disable_submit = 0;
	if ($requrl =~ /$LONCAPA::assess_re/) {
	$disable_submit = 1;
	}
	if ($locknum) {
	my @lockinfo = sort(values(%locks));
	$msg = &mt('Once the following tasks are complete: ')."\\n".
	join(", ",sort(values(%locks)))."\\n".
	&mt('your session will be transferred to a different server, after you click "Roles".');
	} else {
	if (($requrl =~ m{^/res/}) && ($env{'form.submitted'} =~ /^part_/)) {
	$msg = &mt('Your LON-CAPA submission has been recorded')."\\n";
	}
	$msg .= &mt('Your current LON-CAPA session will be transferred to a different server in [quant,_1,second].',$numsec);
	$newurl = '/adm/switchserver?otherserver='.$newserver;
	if (($env{'request.role'}) && ($env{'request.role'} ne 'cm')) {
	$newurl .= '&role='.$env{'request.role'};
	}
	if ($env{'request.symb'}) {
	$newurl .= '&symb='.$env{'request.symb'};
	} else {
	$newurl .= '&origurl='.$requrl;
	}
	}
	&js_escape(\$msg);
	$result.=<<OFFLOAD
	<meta http-equiv="pragma" content="no-cache" />
	<script type="text/javascript">
	// <![CDATA[
	function LC_Offload_Now() {
	var dest = "$newurl";
	if (dest != '') {
	window.location.href="$newurl";
	}
	}
	\$(document).ready(function () {
	window.alert('$msg');
	if ($disable_submit) {
	\$(".LC_hwk_submit").prop("disabled", true);
	\$( ".LC_textline" ).prop( "readonly", "readonly");
	}
	setTimeout('LC_Offload_Now()', $timeout);
	});
	// ]]>
	</script>
	OFFLOAD
	}
	}
	}
	}
	}
	}
}	}
if (!defined($title)) {	if (!defined($title)) {
$title = 'The LearningOnline Network with CAPA';	$title = 'The LearningOnline Network with CAPA';
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
$result .= '<title> LON-CAPA '.$title.'</title>'	$result .= '<title> LON-CAPA '.$title.'</title>'
.'<link rel="stylesheet" type="text/css" href="'.$url.'" />'	.'<link rel="stylesheet" type="text/css" href="'.$url.'"';
	if (!$args->{'frameset'}) {
	$result .= ' /';
	}
	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
	if ($env{'browser.mobile'}) {
	$result .= '
	<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
	<meta name="apple-mobile-web-app-capable" content="yes" />';
	}
return $result.'</head>';	return $result.'</head>';
}	}

Line 7256 ADDMETA	Line 7544 ADDMETA

Returns neccessary <meta> to set the proper encoding	Returns neccessary <meta> to set the proper encoding

Inputs: none	Inputs: optional reference to HASH -- $args passed to &headtag()

=cut	=cut

sub font_settings {	sub font_settings {
	my ($args) = @_;
my $headerstring='';	my $headerstring='';
if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {	if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) \|\|
	((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) {
$headerstring.=	$headerstring.=
'<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';	'<meta http-equiv="Content-Type" content="text/html; charset=utf-8"';
	if (!$args->{'frameset'}) {
	$headerstring.= ' /';
	}
	$headerstring .= '>'."\n";
}	}
return $headerstring;	return $headerstring;
}	}
Line 7309 sub print_suppression {	Line 7603 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);	my $blocked = &blocking_status('printout',$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 7356 Inputs: none	Line 7650 Inputs: none
=cut	=cut

sub xml_begin {	sub xml_begin {
	my ($is_frameset) = @_;
my $output='';	my $output='';

if ($env{'browser.mathml'}) {	if ($env{'browser.mathml'}) {
Line 7367 sub xml_begin {	Line 7662 sub xml_begin {
.'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'	.'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'
.'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '	.'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
.'xmlns="http://www.w3.org/1999/xhtml">';	.'xmlns="http://www.w3.org/1999/xhtml">';
	} elsif ($is_frameset) {
	$output='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">'."\n".
	'<html>'."\n";
} else {	} else {
$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'."\n".
.'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">';	'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">'."\n";
}	}
return $output;	return $output;
}	}
Line 7416 $args - additional optional args support	Line 7714 $args - additional optional args support
no_inline_link -> if true and in remote mode, don't show the	no_inline_link -> if true and in remote mode, don't show the
'Switch To Inline Menu' link	'Switch To Inline Menu' link
no_auto_mt_title -> prevent &mt()ing the title arg	no_auto_mt_title -> prevent &mt()ing the title arg
inherit_jsmath -> when creating popup window in a page,
should it have jsmath forced on by the
current page
bread_crumbs -> Array containing breadcrumbs	bread_crumbs -> Array containing breadcrumbs
bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs	bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs
group -> includes the current group, if page is for a	group -> includes the current group, if page is for a
Line 7438 sub start_page {	Line 7733 sub start_page {
my ($result,@advtools);	my ($result,@advtools);

if (! exists($args->{'skip_phases'}{'head'}) ) {	if (! exists($args->{'skip_phases'}{'head'}) ) {
$result .= &xml_begin() . &headtag($title, $head_extra, $args);	$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
}	}

if (! exists($args->{'skip_phases'}{'body'}) ) {	if (! exists($args->{'skip_phases'}{'body'}) ) {
Line 7544 function set_wishlistlink(title, path) {	Line 7839 function set_wishlistlink(title, path) {
title = document.title;	title = document.title;
title = title.replace(/^LON-CAPA /,'');	title = title.replace(/^LON-CAPA /,'');
}	}
	title = encodeURIComponent(title);
	title = title.replace("'","\\\'");
if (!path) {	if (!path) {
path = location.pathname;	path = location.pathname;
}	}
	path = encodeURIComponent(path);
	path = path.replace("'","\\\'");
Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path,	Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path,
'wishlistNewLink','width=560,height=350,scrollbars=0');	'wishlistNewLink','width=560,height=350,scrollbars=0');
}	}
Line 7587 var modalWindow = {	Line 7886 var modalWindow = {
$(".LCmodal-overlay").click(function(){modalWindow.close();});	$(".LCmodal-overlay").click(function(){modalWindow.close();});
}	}
};	};
var openMyModal = function(source,width,height,scrolling)	var openMyModal = function(source,width,height,scrolling,transparency,style)
{	{
	source = source.replace("'","'");
modalWindow.windowId = "myModal";	modalWindow.windowId = "myModal";
modalWindow.width = width;	modalWindow.width = width;
modalWindow.height = height;	modalWindow.height = height;
modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='true' src='" + source + "'>&lt/iframe>";	modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='"+transparency+"' src='" + source + "' style='"+style+"'></iframe>";
modalWindow.open();	modalWindow.open();
};	};
// END LON-CAPA Internal -->	// END LON-CAPA Internal -->
// ]]>	// ]]>
</script>	</script>
Line 7602 ENDMODAL	Line 7902 ENDMODAL
}	}

sub modal_link {	sub modal_link {
my ($link,$linktext,$width,$height,$target,$scrolling,$title)=@_;	my ($link,$linktext,$width,$height,$target,$scrolling,$title,$transparency,$style)=@_;
unless ($width) { $width=480; }	unless ($width) { $width=480; }
unless ($height) { $height=400; }	unless ($height) { $height=400; }
unless ($scrolling) { $scrolling='yes'; }	unless ($scrolling) { $scrolling='yes'; }
	unless ($transparency) { $transparency='true'; }

my $target_attr;	my $target_attr;
if (defined($target)) {	if (defined($target)) {
$target_attr = 'target="'.$target.'"';	$target_attr = 'target="'.$target.'"';
}	}
return <<"ENDLINK";	return <<"ENDLINK";
<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling'); return false;">	<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling','$transparency','$style'); return false;">
$linktext</a>	$linktext</a>
ENDLINK	ENDLINK
}	}
Line 7639 sub modal_adhoc_inner {	Line 7941 sub modal_adhoc_inner {
my $innerwidth=$width-20;	my $innerwidth=$width-20;
$content=&js_ready(	$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).	&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
&start_scrollbox($width.'px',$innerwidth.'px',$height.'px').	&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).
$content.	$content.
&end_scrollbox().	&end_scrollbox().
&end_page()	&end_page()
);	);
return &modal_adhoc_script($funcname,$width,$height,$content);	return &modal_adhoc_script($funcname,$width,$height,$content);
}	}
Line 7761 sub LCprogressbar {	Line 8063 sub LCprogressbar {
$LCcurrentid=$$.'_'.$LCidcnt;	$LCcurrentid=$$.'_'.$LCidcnt;
my $starting=&mt('Starting');	my $starting=&mt('Starting');
my $content=(<<ENDPROGBAR);	my $content=(<<ENDPROGBAR);
<p>
<div id="progressbar$LCcurrentid">	<div id="progressbar$LCcurrentid">
<span class="pblabel">$starting</span>	<span class="pblabel">$starting</span>
</div>	</div>
</p>
ENDPROGBAR	ENDPROGBAR
&r_print($r,$content.&LCprogressbar_script($LCcurrentid));	&r_print($r,$content.&LCprogressbar_script($LCcurrentid));
}	}
Line 7861 sub validate_page {	Line 8161 sub validate_page {


sub start_scrollbox {	sub start_scrollbox {
my ($outerwidth,$width,$height,$id,$bgcolor)=@_;	my ($outerwidth,$width,$height,$id,$bgcolor,$cursor,$needjsready) = @_;
unless ($outerwidth) { $outerwidth='520px'; }	unless ($outerwidth) { $outerwidth='520px'; }
unless ($width) { $width='500px'; }	unless ($width) { $width='500px'; }
unless ($height) { $height='200px'; }	unless ($height) { $height='200px'; }
my ($table_id,$div_id,$tdcol);	my ($table_id,$div_id,$tdcol);
if ($id ne '') {	if ($id ne '') {
$table_id = " id='table_$id'";	$table_id = ' id="table_'.$id.'"';
$div_id = " id='div_$id'";	$div_id = ' id="div_'.$id.'"';
}	}
if ($bgcolor ne '') {	if ($bgcolor ne '') {
$tdcol = "background-color: $bgcolor;";	$tdcol = "background-color: $bgcolor;";
}	}
	my $nicescroll_js;
	if ($env{'browser.mobile'}) {
	$nicescroll_js = &nicescroll_javascript('div_'.$id,$cursor,$needjsready);
	}
return <<"END";	return <<"END";
<table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol"><div style="overflow:auto; width:$width; height: $height;"$div_id>	$nicescroll_js

	<table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol">
	<div style="overflow:auto; width:$width; height:$height;"$div_id>
END	END
}	}

Line 7882 sub end_scrollbox {	Line 8189 sub end_scrollbox {
return '</div></td></tr></table>';	return '</div></td></tr></table>';
}	}

	sub nicescroll_javascript {
	my ($id,$cursor,$needjsready,$framecheck,$location) = @_;
	my %options;
	if (ref($cursor) eq 'HASH') {
	%options = %{$cursor};
	}
	unless ($options{'railalign'} =~ /^left\|right$/) {
	$options{'railalign'} = 'left';
	}
	unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
	my $function = &get_users_function();
	$options{'cursorcolor'} = &designparm($function.'.sidebg',$env{'request.role.domain'});
	unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
	$options{'cursorcolor'} = '#00F';
	}
	}
	if ($options{'cursoropacity'} =~ /^[\d.]+$/) {
	unless ($options{'cursoropacity'} >= 0.0 && $options{'cursoropacity'} <=1.0) {
	$options{'cursoropacity'}='1.0';
	}
	} else {
	$options{'cursoropacity'}='1.0';
	}
	if ($options{'cursorfixedheight'} eq 'none') {
	delete($options{'cursorfixedheight'});
	} else {
	unless ($options{'cursorfixedheight'} =~ /^\d+$/) { $options{'cursorfixedheight'}='50'; }
	}
	unless ($options{'railoffset'} =~ /^{[\w\:\d\-,]+}$/) {
	delete($options{'railoffset'});
	}
	my @niceoptions;
	while (my($key,$value) = each(%options)) {
	if ($value =~ /^\{.+\}$/) {
	push(@niceoptions,$key.':'.$value);
	} else {
	push(@niceoptions,$key.':"'.$value.'"');
	}
	}
	my $nicescroll_js = '
	$(document).ready(
	function() {
	$("#'.$id.'").niceScroll({'.join(',',@niceoptions).'});
	}
	);
	';
	if ($framecheck) {
	$nicescroll_js .= '
	function expand_div(caller) {
	if (top === self) {
	document.getElementById("'.$id.'").style.width = "auto";
	document.getElementById("'.$id.'").style.height = "auto";
	} else {
	try {
	if (parent.frames) {
	if (parent.frames.length > 1) {
	var framesrc = parent.frames[1].location.href;
	var currsrc = framesrc.replace(/\#.*$/,"");
	if ((caller == "search") \|\| (currsrc == "'.$location.'")) {
	document.getElementById("'.$id.'").style.width = "auto";
	document.getElementById("'.$id.'").style.height = "auto";
	}
	}
	}
	} catch (e) {
	return;
	}
	}
	return;
	}
	';
	}
	if ($needjsready) {
	$nicescroll_js = '
	<script type="text/javascript">'."\n".$nicescroll_js."\n</script>\n";
	} else {
	$nicescroll_js = &Apache::lonhtmlcommon::scripttag($nicescroll_js);
	}
	return $nicescroll_js;
	}

sub simple_error_page {	sub simple_error_page {
my ($r,$title,$msg) = @_;	my ($r,$title,$msg,$args) = @_;
	if (ref($args) eq 'HASH') {
	if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }
	} else {
	$msg = &mt($msg);
	}

my $page =	my $page =
&Apache::loncommon::start_page($title).	&Apache::loncommon::start_page($title).
'<p class="LC_error">'.&mt($msg).'</p>'.	'<p class="LC_error">'.$msg.'</p>'.
&Apache::loncommon::end_page();	&Apache::loncommon::end_page();
if (ref($r)) {	if (ref($r)) {
$r->print($page);	$r->print($page);
Line 8102 role status: active, previous or future.	Line 8496 role status: active, previous or future.
sub check_user_status {	sub check_user_status {
my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;	my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);	my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
my @uroles = keys %userinfo;	my @uroles = keys(%userinfo);
my $srchstr;	my $srchstr;
my $active_chk = 'none';	my $active_chk = 'none';
my $now = time;	my $now = time;
Line 8179 sub get_sections {	Line 8573 sub get_sections {
my %sectioncount;	my %sectioncount;
my $now = time;	my $now = time;

if (!defined($possible_roles) \|\| (grep(/^st$/,@$possible_roles))) {	my $check_students = 1;
	my $only_students = 0;
	if (ref($possible_roles) eq 'ARRAY') {
	if (grep(/^st$/,@{$possible_roles})) {
	if (@{$possible_roles} == 1) {
	$only_students = 1;
	}
	} else {
	$check_students = 0;
	}
	}

	if ($check_students) {
my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);	my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
my $sec_index = &Apache::loncoursedata::CL_SECTION();	my $sec_index = &Apache::loncoursedata::CL_SECTION();
my $status_index = &Apache::loncoursedata::CL_STATUS();	my $status_index = &Apache::loncoursedata::CL_STATUS();
Line 8206 sub get_sections {	Line 8612 sub get_sections {
}	}
}	}
}	}
	if ($only_students) {
	return %sectioncount;
	}
my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);	my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
foreach my $user (sort(keys(%courseroles))) {	foreach my $user (sort(keys(%courseroles))) {
if ($user !~ /^(\w{2})/) { next; }	if ($user !~ /^(\w{2})/) { next; }
Line 8353 sub get_course_users {	Line 8762 sub get_course_users {
active => 'Active',	active => 'Active',
future => 'Future',	future => 'Future',
);	);
my %nothide;	my (%nothide,@possdoms);
if ($hidepriv) {	if ($hidepriv) {
my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);	my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
foreach my $user (split(/\s\,\s/,$coursehash{'nothideprivileged'})) {	foreach my $user (split(/\s\,\s/,$coursehash{'nothideprivileged'})) {
Line 8363 sub get_course_users {	Line 8772 sub get_course_users {
$nothide{$user} = 1;	$nothide{$user} = 1;
}	}
}	}
	my @possdoms = ($cdom);
	if ($coursehash{'checkforpriv'}) {
	push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
	}
}	}
foreach my $person (sort(keys(%coursepersonnel))) {	foreach my $person (sort(keys(%coursepersonnel))) {
my $match = 0;	my $match = 0;
Line 8398 sub get_course_users {	Line 8811 sub get_course_users {
}	}
if ($uname ne '' && $udom ne '') {	if ($uname ne '' && $udom ne '') {
if ($hidepriv) {	if ($hidepriv) {
if ((&Apache::lonnet::privileged($uname,$udom)) &&	if ((&Apache::lonnet::privileged($uname,$udom,\@possdoms)) &&
(!$nothide{$uname.':'.$udom})) {	(!$nothide{$uname.':'.$udom})) {
next;	next;
}	}
Line 8486 sub get_user_info {	Line 8899 sub get_user_info {

=item * &get_user_quota()	=item * &get_user_quota()

Retrieves quota assigned for storage of portfolio files for a user	Retrieves quota assigned for storage of user files.
	Default is to report quota for portfolio files.

Incoming parameters:	Incoming parameters:
1. user's username	1. user's username
2. user's domain	2. user's domain
	3. quota name - portfolio, author, or course
	(if no quota name provided, defaults to portfolio).
	4. crstype - official, unofficial, textbook or community, if quota name is
	course

Returns:	Returns:
1. Disk quota (in Mb) assigned to student.	1. Disk quota (in MB) assigned to student.
2. (Optional) Type of setting: custom or default	2. (Optional) Type of setting: custom or default
(individually assigned or default for user's	(individually assigned or default for user's
institutional status).	institutional status).
Line 8504 Returns:	Line 8922 Returns:

If a value has been stored in the user's environment,	If a value has been stored in the user's environment,
it will return that, otherwise it returns the maximal default	it will return that, otherwise it returns the maximal default
defined for the user's instituional status(es) in the domain.	defined for the user's institutional status(es) in the domain.

=cut	=cut

Line 8512 defined for the user's instituional stat	Line 8930 defined for the user's instituional stat


sub get_user_quota {	sub get_user_quota {
my ($uname,$udom) = @_;	my ($uname,$udom,$quotaname,$crstype) = @_;
my ($quota,$quotatype,$settingstatus,$defquota);	my ($quota,$quotatype,$settingstatus,$defquota);
if (!defined($udom)) {	if (!defined($udom)) {
$udom = $env{'user.domain'};	$udom = $env{'user.domain'};
Line 8527 sub get_user_quota {	Line 8945 sub get_user_quota {
$defquota = 0;	$defquota = 0;
} else {	} else {
my $inststatus;	my $inststatus;
if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {	if ($quotaname eq 'course') {
$quota = $env{'environment.portfolioquota'};	if (($env{'course.'.$udom.'_'.$uname.'.num'} eq $uname) &&
$inststatus = $env{'environment.inststatus'};	($env{'course.'.$udom.'_'.$uname.'.domain'} eq $udom)) {
} else {	$quota = $env{'course.'.$udom.'_'.$uname.'.internal.uploadquota'};
my %userenv =	} else {
&Apache::lonnet::get('environment',['portfolioquota',	my %cenv = &Apache::lonnet::coursedescription("$udom/$uname");
'inststatus'],$udom,$uname);	$quota = $cenv{'internal.uploadquota'};
my ($tmp) = keys(%userenv);	}
if ($tmp !~ /^(con_lost\|error\|no_such_host)/i) {
$quota = $userenv{'portfolioquota'};
$inststatus = $userenv{'inststatus'};
} else {
undef(%userenv);
}
}
($defquota,$settingstatus) = &default_quota($udom,$inststatus);
if ($quota eq '') {
$quota = $defquota;
$quotatype = 'default';
} else {	} else {
$quotatype = 'custom';	if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
	if ($quotaname eq 'author') {
	$quota = $env{'environment.authorquota'};
	} else {
	$quota = $env{'environment.portfolioquota'};
	}
	$inststatus = $env{'environment.inststatus'};
	} else {
	my %userenv =
	&Apache::lonnet::get('environment',['portfolioquota',
	'authorquota','inststatus'],$udom,$uname);
	my ($tmp) = keys(%userenv);
	if ($tmp !~ /^(con_lost\|error\|no_such_host)/i) {
	if ($quotaname eq 'author') {
	$quota = $userenv{'authorquota'};
	} else {
	$quota = $userenv{'portfolioquota'};
	}
	$inststatus = $userenv{'inststatus'};
	} else {
	undef(%userenv);
	}
	}
	}
	if ($quota eq '' \|\| wantarray) {
	if ($quotaname eq 'course') {
	my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
	if (($crstype eq 'official') \|\| ($crstype eq 'unofficial') \|\|
	($crstype eq 'community') \|\| ($crstype eq 'textbook')) {
	$defquota = $domdefs{$crstype.'quota'};
	}
	if ($defquota eq '') {
	$defquota = 500;
	}
	} else {
	($defquota,$settingstatus) = &default_quota($udom,$inststatus,$quotaname);
	}
	if ($quota eq '') {
	$quota = $defquota;
	$quotatype = 'default';
	} else {
	$quotatype = 'custom';
	}
}	}
}	}
if (wantarray) {	if (wantarray) {
Line 8567 Retrieves default quota assigned for sto	Line 9016 Retrieves default quota assigned for sto
given an (optional) user's institutional status.	given an (optional) user's institutional status.

Incoming parameters:	Incoming parameters:

1. domain	1. domain
2. (Optional) institutional status(es). This is a : separated list of	2. (Optional) institutional status(es). This is a : separated list of
status types (e.g., faculty, staff, student etc.)	status types (e.g., faculty, staff, student etc.)
which apply to the user for whom the default is being retrieved.	which apply to the user for whom the default is being retrieved.
If the institutional status string in undefined, the domain	If the institutional status string in undefined, the domain
default quota will be returned.	default quota will be returned.
	3. quota name - portfolio, author, or course
	(if no quota name provided, defaults to portfolio).

Returns:	Returns:
1. Default disk quota (in Mb) for user portfolios in the domain.
	1. Default disk quota (in MB) for user portfolios in the domain.
2. (Optional) institutional type which determined the value of the	2. (Optional) institutional type which determined the value of the
default quota.	default quota.

If a value has been stored in the domain's configuration db,	If a value has been stored in the domain's configuration db,
it will return that, otherwise it returns 20 (for backwards	it will return that, otherwise it returns 20 (for backwards
compatibility with domains which have not set up a configuration	compatibility with domains which have not set up a configuration
db file; the original statically defined portfolio quota was 20 Mb).	db file; the original statically defined portfolio quota was 20 MB).

If the user's status includes multiple types (e.g., staff and student),	If the user's status includes multiple types (e.g., staff and student),
the largest default quota which applies to the user determines the	the largest default quota which applies to the user determines the
default quota returned.	default quota returned.

=back

=cut	=cut

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


sub default_quota {	sub default_quota {
my ($udom,$inststatus) = @_;	my ($udom,$inststatus,$quotaname) = @_;
my ($defquota,$settingstatus);	my ($defquota,$settingstatus);
my %quotahash = &Apache::lonnet::get_dom('configuration',	my %quotahash = &Apache::lonnet::get_dom('configuration',
['quotas'],$udom);	['quotas'],$udom);
	my $key = 'defaultquota';
	if ($quotaname eq 'author') {
	$key = 'authorquota';
	}
if (ref($quotahash{'quotas'}) eq 'HASH') {	if (ref($quotahash{'quotas'}) eq 'HASH') {
if ($inststatus ne '') {	if ($inststatus ne '') {
my @statuses = map { &unescape($_); } split(/:/,$inststatus);	my @statuses = map { &unescape($_); } split(/:/,$inststatus);
foreach my $item (@statuses) {	foreach my $item (@statuses) {
if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {	if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {	if ($quotahash{'quotas'}{$key}{$item} ne '') {
if ($defquota eq '') {	if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};	$defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;	$settingstatus = $item;
} elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {	} elsif ($quotahash{'quotas'}{$key}{$item} > $defquota) {
$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};	$defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;	$settingstatus = $item;
}	}
}	}
} else {	} elsif ($key eq 'defaultquota') {
if ($quotahash{'quotas'}{$item} ne '') {	if ($quotahash{'quotas'}{$item} ne '') {
if ($defquota eq '') {	if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{$item};	$defquota = $quotahash{'quotas'}{$item};
Line 8628 sub default_quota {	Line 9083 sub default_quota {
}	}
}	}
if ($defquota eq '') {	if ($defquota eq '') {
if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {	if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
$defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};	$defquota = $quotahash{'quotas'}{$key}{'default'};
} else {	} elsif ($key eq 'defaultquota') {
$defquota = $quotahash{'quotas'}{'default'};	$defquota = $quotahash{'quotas'}{'default'};
}	}
$settingstatus = 'default';	$settingstatus = 'default';
	if ($defquota eq '') {
	if ($quotaname eq 'author') {
	$defquota = 500;
	}
	}
}	}
} else {	} else {
$settingstatus = 'default';	$settingstatus = 'default';
$defquota = 20;	if ($quotaname eq 'author') {
	$defquota = 500;
	} else {
	$defquota = 20;
	}
}	}
if (wantarray) {	if (wantarray) {
return ($defquota,$settingstatus);	return ($defquota,$settingstatus);
Line 8646 sub default_quota {	Line 9110 sub default_quota {
}	}
}	}

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

	=pod

	=item * &excess_filesize_warning()

	Returns warning message if upload of file to authoring space, or copying
	of existing file within authoring space will cause quota for the authoring
	space to be exceeded.

	Same, if upload of a file directly to a course/community via Course Editor
	will cause quota for uploaded content for the course to be exceeded.

	Inputs: 7
	1. username or coursenum
	2. domain
	3. context ('author' or 'course')
	4. filename of file for which action is being requested
	5. filesize (kB) of file
	6. action being taken: copy or upload.
	7. quotatype (in course context -- official, unofficial, community or textbook).

	Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,
	otherwise return null.

	=back

	=cut

	sub excess_filesize_warning {
	my ($uname,$udom,$context,$filename,$filesize,$action,$quotatype) = @_;
	my $current_disk_usage = 0;
	my $disk_quota = &get_user_quota($uname,$udom,$context,$quotatype); #expressed in MB
	if ($context eq 'author') {
	my $authorspace = $Apache::lonnet::perlvar{'lonDocRoot'}."/priv/$udom/$uname";
	$current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$authorspace);
	} else {
	foreach my $subdir ('docs','supplemental') {
	$current_disk_usage += &Apache::lonnet::diskusage($udom,$uname,"userfiles/$subdir",1);
	}
	}
	$disk_quota = int($disk_quota * 1000);
	if (($current_disk_usage + $filesize) > $disk_quota) {
	return '<p class="LC_warning">'.
	&mt("Unable to $action [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.",
	'<span class="LC_filename">'.$filename.'</span>',$filesize).'</p>'.
	'<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
	$disk_quota,$current_disk_usage).
	'</p>';
	}
	return;
	}

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


sub get_secgrprole_info {	sub get_secgrprole_info {
my ($cdom,$cnum,$needroles,$type) = @_;	my ($cdom,$cnum,$needroles,$type) = @_;
my %sections_count = &get_sections($cdom,$cnum);	my %sections_count = &get_sections($cdom,$cnum);
Line 8706 sub user_picker {	Line 9226 sub user_picker {
}	}
$srchterm = $srch->{'srchterm'};	$srchterm = $srch->{'srchterm'};
}	}
my %lt=&Apache::lonlocal::texthash(	my %html_lt=&Apache::lonlocal::texthash(
'usr' => 'Search criteria',	'usr' => 'Search criteria',
'doma' => 'Domain/institution to search',	'doma' => 'Domain/institution to search',
'uname' => 'username',	'uname' => 'username',
Line 8719 sub user_picker {	Line 9239 sub user_picker {
'exact' => 'is',	'exact' => 'is',
'contains' => 'contains',	'contains' => 'contains',
'begins' => 'begins with',	'begins' => 'begins with',
	);
	my %js_lt=&Apache::lonlocal::texthash(
'youm' => "You must include some text to search for.",	'youm' => "You must include some text to search for.",
'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",	'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",	'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
Line 8728 sub user_picker {	Line 9250 sub user_picker {
'whse' => "When searching by last,first you must include at least one character in the first name.",	'whse' => "When searching by last,first you must include at least one character in the first name.",
'thfo' => "The following need to be corrected before the search can be run:",	'thfo' => "The following need to be corrected before the search can be run:",
);	);
	&html_escape(\%html_lt);
	&js_escape(\%js_lt);
my $domform = &select_dom_form($currdom,'srchdomain',1,1);	my $domform = &select_dom_form($currdom,'srchdomain',1,1);
my $srchinsel = ' <select name="srchin">';	my $srchinsel = ' <select name="srchin">';

Line 8742 sub user_picker {	Line 9266 sub user_picker {
next if ($option eq 'crs' && !$env{'request.course.id'});	next if ($option eq 'crs' && !$env{'request.course.id'});
if ($curr_selected{'srchin'} eq $option) {	if ($curr_selected{'srchin'} eq $option) {
$srchinsel .= '	$srchinsel .= '
<option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';	<option value="'.$option.'" selected="selected">'.$html_lt{$option}.'</option>';
} else {	} else {
$srchinsel .= '	$srchinsel .= '
<option value="'.$option.'">'.$lt{$option}.'</option>';	<option value="'.$option.'">'.$html_lt{$option}.'</option>';
}	}
}	}
$srchinsel .= "\n </select>\n";	$srchinsel .= "\n </select>\n";
Line 8754 sub user_picker {	Line 9278 sub user_picker {
foreach my $option ('lastname','lastfirst','uname') {	foreach my $option ('lastname','lastfirst','uname') {
if ($curr_selected{'srchby'} eq $option) {	if ($curr_selected{'srchby'} eq $option) {
$srchbysel .= '	$srchbysel .= '
<option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';	<option value="'.$option.'" selected="selected">'.$html_lt{$option}.'</option>';
} else {	} else {
$srchbysel .= '	$srchbysel .= '
<option value="'.$option.'">'.$lt{$option}.'</option>';	<option value="'.$option.'">'.$html_lt{$option}.'</option>';
}	}
}	}
$srchbysel .= "\n </select>\n";	$srchbysel .= "\n </select>\n";
Line 8766 sub user_picker {	Line 9290 sub user_picker {
foreach my $option ('begins','contains','exact') {	foreach my $option ('begins','contains','exact') {
if ($curr_selected{'srchtype'} eq $option) {	if ($curr_selected{'srchtype'} eq $option) {
$srchtypesel .= '	$srchtypesel .= '
<option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';	<option value="'.$option.'" selected="selected">'.$html_lt{$option}.'</option>';
} else {	} else {
$srchtypesel .= '	$srchtypesel .= '
<option value="'.$option.'">'.$lt{$option}.'</option>';	<option value="'.$option.'">'.$html_lt{$option}.'</option>';
}	}
}	}
$srchtypesel .= "\n </select>\n";	$srchtypesel .= "\n </select>\n";
Line 8854 function validateEntry(callingForm) {	Line 9378 function validateEntry(callingForm) {

if (srchterm == "") {	if (srchterm == "") {
checkok = 0;	checkok = 0;
msg += "$lt{'youm'}\\n";	msg += "$js_lt{'youm'}\\n";
}	}

if (srchtype== 'begins') {	if (srchtype== 'begins') {
if (srchterm.length < 2) {	if (srchterm.length < 2) {
checkok = 0;	checkok = 0;
msg += "$lt{'thte'}\\n";	msg += "$js_lt{'thte'}\\n";
}	}
}	}

if (srchtype== 'contains') {	if (srchtype== 'contains') {
if (srchterm.length < 3) {	if (srchterm.length < 3) {
checkok = 0;	checkok = 0;
msg += "$lt{'thet'}\\n";	msg += "$js_lt{'thet'}\\n";
}	}
}	}
if (srchin == 'instd') {	if (srchin == 'instd') {
if (srchdomain == '') {	if (srchdomain == '') {
checkok = 0;	checkok = 0;
msg += "$lt{'yomc'}\\n";	msg += "$js_lt{'yomc'}\\n";
}	}
}	}
if (srchin == 'dom') {	if (srchin == 'dom') {
if (srchdomain == '') {	if (srchdomain == '') {
checkok = 0;	checkok = 0;
msg += "$lt{'ymcd'}\\n";	msg += "$js_lt{'ymcd'}\\n";
}	}
}	}
if (srchby == 'lastfirst') {	if (srchby == 'lastfirst') {
if (srchterm.indexOf(",") == -1) {	if (srchterm.indexOf(",") == -1) {
checkok = 0;	checkok = 0;
msg += "$lt{'whus'}\\n";	msg += "$js_lt{'whus'}\\n";
}	}
if (srchterm.indexOf(",") == srchterm.length -1) {	if (srchterm.indexOf(",") == srchterm.length -1) {
checkok = 0;	checkok = 0;
msg += "$lt{'whse'}\\n";	msg += "$js_lt{'whse'}\\n";
}	}
}	}
if (checkok == 0) {	if (checkok == 0) {
alert("$lt{'thfo'}\\n"+msg);	alert("$js_lt{'thfo'}\\n"+msg);
return;	return;
}	}
if (checkok == 1) {	if (checkok == 1) {
Line 8911 $new_user_create	Line 9435 $new_user_create
END_BLOCK	END_BLOCK

$output .= &Apache::lonhtmlcommon::start_pick_box().	$output .= &Apache::lonhtmlcommon::start_pick_box().
&Apache::lonhtmlcommon::row_title($lt{'doma'}).	&Apache::lonhtmlcommon::row_title($html_lt{'doma'}).
$domform.	$domform.
&Apache::lonhtmlcommon::row_closure().	&Apache::lonhtmlcommon::row_closure().
&Apache::lonhtmlcommon::row_title($lt{'usr'}).	&Apache::lonhtmlcommon::row_title($html_lt{'usr'}).
$srchbysel.	$srchbysel.
$srchtypesel.	$srchtypesel.
'<input type="text" size="15" name="srchterm" value="'.$srchterm.'" />'.	'<input type="text" size="15" name="srchterm" value="'.$srchterm.'" />'.
Line 8927 END_BLOCK	Line 9451 END_BLOCK

sub user_rule_check {	sub user_rule_check {
my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;	my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
my $response;	my ($response,%inst_response);
if (ref($usershash) eq 'HASH') {	if (ref($usershash) eq 'HASH') {
foreach my $user (keys(%{$usershash})) {	if (keys(%{$usershash}) > 1) {
my ($uname,$udom) = split(/:/,$user);	my (%by_username,%by_id,%userdoms);
next if ($udom eq '' \|\| $uname eq '');	my $checkid;
my ($id,$newuser);
if (ref($usershash->{$user}) eq 'HASH') {
$newuser = $usershash->{$user}->{'newuser'};
$id = $usershash->{$user}->{'id'};
}
my $inst_response;
if (ref($checks) eq 'HASH') {	if (ref($checks) eq 'HASH') {
if (defined($checks->{'username'})) {	if ((!defined($checks->{'username'})) && (defined($checks->{'id'}))) {
($inst_response,%{$inst_results->{$user}}) =	$checkid = 1;
&Apache::lonnet::get_instuser($udom,$uname);	}
} elsif (defined($checks->{'id'})) {	}
($inst_response,%{$inst_results->{$user}}) =	foreach my $user (keys(%{$usershash})) {
&Apache::lonnet::get_instuser($udom,undef,$id);	my ($uname,$udom) = split(/:/,$user);
	if ($checkid) {
	if (ref($usershash->{$user}) eq 'HASH') {
	if ($usershash->{$user}->{'id'} ne '') {
	$by_id{$udom}{$usershash->{$user}->{'id'}} = $uname;
	$userdoms{$udom} = 1;
	if (ref($inst_results) eq 'HASH') {
	$inst_results->{$uname.':'.$udom} = {};
	}
	}
	}
	} else {
	$by_username{$udom}{$uname} = 1;
	$userdoms{$udom} = 1;
	if (ref($inst_results) eq 'HASH') {
	$inst_results->{$uname.':'.$udom} = {};
	}
	}
	}
	foreach my $udom (keys(%userdoms)) {
	if (!$got_rules->{$udom}) {
	my %domconfig = &Apache::lonnet::get_dom('configuration',
	['usercreation'],$udom);
	if (ref($domconfig{'usercreation'}) eq 'HASH') {
	foreach my $item ('username','id') {
	if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
	$$curr_rules{$udom}{$item} =
	$domconfig{'usercreation'}{$item.'_rule'};
	}
	}
	}
	$got_rules->{$udom} = 1;
	}
	}
	if ($checkid) {
	foreach my $udom (keys(%by_id)) {
	my ($outcome,$results) = &Apache::lonnet::get_multiple_instusers($udom,$by_id{$udom},'id');
	if ($outcome eq 'ok') {
	foreach my $id (keys(%{$by_id{$udom}})) {
	my $uname = $by_id{$udom}{$id};
	$inst_response{$uname.':'.$udom} = $outcome;
	}
	if (ref($results) eq 'HASH') {
	foreach my $uname (keys(%{$results})) {
	if (exists($inst_response{$uname.':'.$udom})) {
	$inst_response{$uname.':'.$udom} = $outcome;
	$inst_results->{$uname.':'.$udom} = $results->{$uname};
	}
	}
	}
	}
}	}
} else {	} else {
($inst_response,%{$inst_results->{$user}}) =	foreach my $udom (keys(%by_username)) {
&Apache::lonnet::get_instuser($udom,$uname);	my ($outcome,$results) = &Apache::lonnet::get_multiple_instusers($udom,$by_username{$udom});
return;	if ($outcome eq 'ok') {
	foreach my $uname (keys(%{$by_username{$udom}})) {
	$inst_response{$uname.':'.$udom} = $outcome;
	}
	if (ref($results) eq 'HASH') {
	foreach my $uname (keys(%{$results})) {
	$inst_results->{$uname.':'.$udom} = $results->{$uname};
	}
	}
	}
	}
}	}
if (!$got_rules->{$udom}) {	} elsif (keys(%{$usershash}) == 1) {
my %domconfig = &Apache::lonnet::get_dom('configuration',	my $user = (keys(%{$usershash}))[0];
['usercreation'],$udom);	my ($uname,$udom) = split(/:/,$user);
if (ref($domconfig{'usercreation'}) eq 'HASH') {	if (($udom ne '') && ($uname ne '')) {
foreach my $item ('username','id') {	if (ref($usershash->{$user}) eq 'HASH') {
if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {	if (ref($checks) eq 'HASH') {
$$curr_rules{$udom}{$item} =	if (defined($checks->{'username'})) {
$domconfig{'usercreation'}{$item.'_rule'};	($inst_response{$user},%{$inst_results->{$user}}) =
	&Apache::lonnet::get_instuser($udom,$uname);
	} elsif (defined($checks->{'id'})) {
	if ($usershash->{$user}->{'id'} ne '') {
	($inst_response{$user},%{$inst_results->{$user}}) =
	&Apache::lonnet::get_instuser($udom,undef,
	$usershash->{$user}->{'id'});
	} else {
	($inst_response{$user},%{$inst_results->{$user}}) =
	&Apache::lonnet::get_instuser($udom,$uname);
	}
	}
	} else {
	($inst_response{$user},%{$inst_results->{$user}}) =
	&Apache::lonnet::get_instuser($udom,$uname);
	return;
	}
	if (!$got_rules->{$udom}) {
	my %domconfig = &Apache::lonnet::get_dom('configuration',
	['usercreation'],$udom);
	if (ref($domconfig{'usercreation'}) eq 'HASH') {
	foreach my $item ('username','id') {
	if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
	$$curr_rules{$udom}{$item} =
	$domconfig{'usercreation'}{$item.'_rule'};
	}
	}
}	}
	$got_rules->{$udom} = 1;
}	}
}	}
$got_rules->{$udom} = 1;	} else {
	return;
	}
	} else {
	return;
	}
	foreach my $user (keys(%{$usershash})) {
	my ($uname,$udom) = split(/:/,$user);
	next if (($udom eq '') \|\| ($uname eq ''));
	my $id;
	if (ref($inst_results) eq 'HASH') {
	if (ref($inst_results->{$user}) eq 'HASH') {
	$id = $inst_results->{$user}->{'id'};
	}
	}
	if ($id eq '') {
	if (ref($usershash->{$user})) {
	$id = $usershash->{$user}->{'id'};
	}
}	}
foreach my $item (keys(%{$checks})) {	foreach my $item (keys(%{$checks})) {
if (ref($$curr_rules{$udom}) eq 'HASH') {	if (ref($$curr_rules{$udom}) eq 'HASH') {
if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {	if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
if (@{$$curr_rules{$udom}{$item}} > 0) {	if (@{$$curr_rules{$udom}{$item}} > 0) {
my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});	my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,
	$$curr_rules{$udom}{$item});
foreach my $rule (@{$$curr_rules{$udom}{$item}}) {	foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
if ($rule_check{$rule}) {	if ($rule_check{$rule}) {
$$rulematch{$user}{$item} = $rule;	$$rulematch{$user}{$item} = $rule;
if ($inst_response eq 'ok') {	if ($inst_response{$user} eq 'ok') {
if (ref($inst_results) eq 'HASH') {	if (ref($inst_results) eq 'HASH') {
if (ref($inst_results->{$user}) eq 'HASH') {	if (ref($inst_results->{$user}) eq 'HASH') {
if (keys(%{$inst_results->{$user}}) == 0) {	if (keys(%{$inst_results->{$user}}) == 0) {
$$alerts{$item}{$udom}{$uname} = 1;	$$alerts{$item}{$udom}{$uname} = 1;
	} elsif ($item eq 'id') {
	if ($inst_results->{$user}->{'id'} eq '') {
	$$alerts{$item}{$udom}{$uname} = 1;
	}
}	}
}	}
}	}
Line 9087 sub personal_data_fieldtitles {	Line 9715 sub personal_data_fieldtitles {

sub sorted_inst_types {	sub sorted_inst_types {
my ($dom) = @_;	my ($dom) = @_;
my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);	my ($usertypes,$order);
	my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
	if (ref($domdefaults{'inststatus'}) eq 'HASH') {
	$usertypes = $domdefaults{'inststatus'}{'inststatustypes'};
	$order = $domdefaults{'inststatus'}{'inststatusorder'};
	} else {
	($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
	}
my $othertitle = &mt('All users');	my $othertitle = &mt('All users');
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$othertitle = &mt('Any users');	$othertitle = &mt('Any users');
Line 9485 sub ask_for_embedded_content {	Line 10120 sub ask_for_embedded_content {
my $numexisting = 0;	my $numexisting = 0;
my $numunused = 0;	my $numunused = 0;
my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath,$cdom,$cnum,	my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath,$cdom,$cnum,
$fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path);	$fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path,$navmap);
my $heading = &mt('Upload embedded files');	my $heading = &mt('Upload embedded files');
my $buttontext = &mt('Upload');	my $buttontext = &mt('Upload');

my $navmap;
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$navmap = Apache::lonnavmaps::navmap->new();	if ($actionurl eq '/adm/dependencies') {
	$navmap = Apache::lonnavmaps::navmap->new();
	}
	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
}	}
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my $current_path='/';	my $current_path='/';
if ($env{'form.currentpath'}) {	if ($env{'form.currentpath'}) {
$current_path = $env{'form.currentpath'};	$current_path = $env{'form.currentpath'};
}	}
if ($actionurl eq '/adm/coursegrp_portfolio') {	if ($actionurl eq '/adm/coursegrp_portfolio') {
$udom = $env{'course.'.$env{'request.course.id'}.'.domain'};	$udom = $cdom;
$uname = $env{'course.'.$env{'request.course.id'}.'.num'};	$uname = $cnum;
$url = '/userfiles/groups/'.$env{'form.group'}.'/portfolio';	$url = '/userfiles/groups/'.$env{'form.group'}.'/portfolio';
} else {	} else {
$udom = $env{'user.domain'};	$udom = $env{'user.domain'};
Line 9532 sub ask_for_embedded_content {	Line 10171 sub ask_for_embedded_content {
}	}
} elsif ($actionurl eq '/adm/dependencies') {	} elsif ($actionurl eq '/adm/dependencies') {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
if (ref($args) eq 'HASH') {	if (ref($args) eq 'HASH') {
$url = $args->{'docs_url'};	$url = $args->{'docs_url'};
$title = $args->{'docs_title'};	$title = $args->{'docs_title'};
$toplevel = "/$url";	$toplevel = $url;
	unless ($toplevel =~ m{^/}) {
	$toplevel = "/$url";
	}
($rem) = ($toplevel =~ m{^(.+/)[^/]+$});	($rem) = ($toplevel =~ m{^(.+/)[^/]+$});
($path) =	if ($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/portfolio/syllabus\E)}) {
($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});	$path = $1;
$fileloc = &Apache::lonnet::filelocation('',$toplevel);	} else {
	($path) =
	($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});
	}
	if ($toplevel=~/^\/*(uploaded\|editupload)/) {
	$fileloc = $toplevel;
	$fileloc=~ s/^\s(\S+)\s$/$1/;
	my ($udom,$uname,$fname) =
	($fileloc=~ m{^/+(?:uploaded\|editupload)/+($match_domain)/+($match_name)/+(.*)$});
	$fileloc = propath($udom,$uname).'/userfiles/'.$fname;
	} else {
	$fileloc = &Apache::lonnet::filelocation('',$toplevel);
	}
$fileloc =~ s{^/}{};	$fileloc =~ s{^/}{};
($filename) = ($fileloc =~ m{.+/([^/]+)$});	($filename) = ($fileloc =~ m{.+/([^/]+)$});
$heading = &mt('Status of dependencies in [_1]',"$title ($filename)");	$heading = &mt('Status of dependencies in [_1]',"$title ($filename)");
}	}
}	}
}	} elsif ($actionurl eq "/public/$cdom/$cnum/syllabus") {
my $now = time();	$udom = $cdom;
foreach my $embed_file (keys(%{$allfiles})) {	$uname = $cnum;
my $absolutepath;	$url = "/uploaded/$cdom/$cnum/portfolio/syllabus";
	$toplevel = $url;
	$path = $url;
	$fileloc = &Apache::lonnet::filelocation('',$toplevel).'/';
	$fileloc =~ s{^/}{};
	}
	foreach my $file (keys(%{$allfiles})) {
	my $embed_file;
	if (($path eq "/uploaded/$cdom/$cnum/portfolio/syllabus") && ($file =~ m{^\Q$path/\E(.+)$})) {
	$embed_file = $1;
	} else {
	$embed_file = $file;
	}
	my ($absolutepath,$cleaned_file);
if ($embed_file =~ m{^\w+://}) {	if ($embed_file =~ m{^\w+://}) {
$newfiles{$embed_file} = 1;	$cleaned_file = $embed_file;
$mapping{$embed_file} = $embed_file;	$newfiles{$cleaned_file} = 1;
	$mapping{$cleaned_file} = $embed_file;
} else {	} else {
	$cleaned_file = &clean_path($embed_file);
if ($embed_file =~ m{^/}) {	if ($embed_file =~ m{^/}) {
$absolutepath = $embed_file;	$absolutepath = $embed_file;
$embed_file =~ s{^(/+)}{};
}	}
if ($embed_file =~ m{/}) {	if ($cleaned_file =~ m{/}) {
my ($path,$fname) = ($embed_file =~ m{^(.+)/([^/]*)$});	my ($path,$fname) = ($cleaned_file =~ m{^(.+)/([^/]*)$});
$path = &check_for_traversal($path,$url,$toplevel);	$path = &check_for_traversal($path,$url,$toplevel);
my $item = $fname;	my $item = $fname;
if ($path ne '') {	if ($path ne '') {
Line 9577 sub ask_for_embedded_content {	Line 10243 sub ask_for_embedded_content {
} else {	} else {
$dependencies{$embed_file} = 1;	$dependencies{$embed_file} = 1;
if ($absolutepath) {	if ($absolutepath) {
$mapping{$embed_file} = $absolutepath;	$mapping{$cleaned_file} = $absolutepath;
} else {	} else {
$mapping{$embed_file} = $embed_file;	$mapping{$cleaned_file} = $embed_file;
}	}
}	}
}	}
Line 9587 sub ask_for_embedded_content {	Line 10253 sub ask_for_embedded_content {
my $dirptr = 16384;	my $dirptr = 16384;
foreach my $path (keys(%subdependencies)) {	foreach my $path (keys(%subdependencies)) {
$currsubfile{$path} = {};	$currsubfile{$path} = {};
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my ($sublistref,$listerror) =	my ($sublistref,$listerror) =
&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);	&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);
if (ref($sublistref) eq 'ARRAY') {	if (ref($sublistref) eq 'ARRAY') {
Line 9603 sub ask_for_embedded_content {	Line 10270 sub ask_for_embedded_content {
}	}
} elsif (($actionurl eq '/adm/dependencies') \|\|	} elsif (($actionurl eq '/adm/dependencies') \|\|
(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&	(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&
($args->{'context'} eq 'paste'))) {	($args->{'context'} eq 'paste')) \|\|
	($actionurl eq "/public/$cdom/$cnum/syllabus")) {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});	my $dir;
	if ($actionurl eq "/public/$cdom/$cnum/syllabus") {
	$dir = $fileloc;
	} else {
	($dir) = ($fileloc =~ m{^(.+/)[^/]+$});
	}
if ($dir ne '') {	if ($dir ne '') {
my ($sublistref,$listerror) =	my ($sublistref,$listerror) =
&Apache::lonnet::dirlist($dir.$path,$cdom,$cnum,$getpropath,undef,'/');	&Apache::lonnet::dirlist($dir.$path,$cdom,$cnum,$getpropath,undef,'/');
Line 9653 sub ask_for_embedded_content {	Line 10326 sub ask_for_embedded_content {
}	}
}	}
my %currfile;	my %currfile;
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my ($dirlistref,$listerror) =	my ($dirlistref,$listerror) =
&Apache::lonnet::dirlist($url,$udom,$uname,$getpropath);	&Apache::lonnet::dirlist($url,$udom,$uname,$getpropath);
if (ref($dirlistref) eq 'ARRAY') {	if (ref($dirlistref) eq 'ARRAY') {
Line 9669 sub ask_for_embedded_content {	Line 10343 sub ask_for_embedded_content {
}	}
} elsif (($actionurl eq '/adm/dependencies') \|\|	} elsif (($actionurl eq '/adm/dependencies') \|\|
(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&	(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&
($args->{'context'} eq 'paste'))) {	($args->{'context'} eq 'paste')) \|\|
	($actionurl eq "/public/$cdom/$cnum/syllabus")) {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});	my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});
if ($dir ne '') {	if ($dir ne '') {
Line 9704 sub ask_for_embedded_content {	Line 10379 sub ask_for_embedded_content {
($file eq $filename.'.bak') \|\|	($file eq $filename.'.bak') \|\|
($dependencies{$file})) {	($dependencies{$file})) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
next if (($rem ne '') &&	unless ($toplevel =~ m{^\Q/uploaded/$cdom/$cnum/portfolio/syllabus\E}) {
(($env{"httpref.$rem".$file} ne '') \|\|	next if (($rem ne '') &&
(ref($navmap) &&	(($env{"httpref.$rem".$file} ne '') \|\|
(($navmap->getResourceByUrl($rem.$file) ne '') \|\|	(ref($navmap) &&
(($file =~ /^(.*\.s?html?)\.bak$/i) &&	(($navmap->getResourceByUrl($rem.$file) ne '') \|\|
($navmap->getResourceByUrl($rem.$1)))))));	(($file =~ /^(.*\.s?html?)\.bak$/i) &&
	($navmap->getResourceByUrl($rem.$1)))))));
	}
}	}
$unused{$file} = 1;	$unused{$file} = 1;
}	}
Line 9719 sub ask_for_embedded_content {	Line 10396 sub ask_for_embedded_content {
$counter = scalar(keys(%existing));	$counter = scalar(keys(%existing));
$numpathchg = scalar(keys(%pathchanges));	$numpathchg = scalar(keys(%pathchanges));
return ($output,$counter,$numpathchg,\%existing);	return ($output,$counter,$numpathchg,\%existing);
	} elsif (($actionurl eq "/public/$cdom/$cnum/syllabus") &&
	(ref($args) eq 'HASH') && ($args->{'context'} eq 'rewrites')) {
	$counter = scalar(keys(%existing));
	$numpathchg = scalar(keys(%pathchanges));
	return ($output,$counter,$numpathchg,\%existing,\%mapping);
}	}
foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {	foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
next if ($embed_file =~ m{^\w+://});	next if ($embed_file =~ m{^\w+://});
}	}
$upload_output .= &start_data_table_row().	$upload_output .= &start_data_table_row().
'<td><img src="'.&icon($embed_file).'" /> '.	'<td valign="top"><img src="'.&icon($embed_file).'" /> '.
'<span class="LC_filename">'.$embed_file.'</span>';	'<span class="LC_filename">'.$embed_file.'</span>';
unless ($mapping{$embed_file} eq $embed_file) {	unless ($mapping{$embed_file} eq $embed_file) {
$upload_output .= '<br /><span class="LC_info" style="font-size:smaller;">'.&mt('changed from: [_1]',$mapping{$embed_file}).'</span>';	$upload_output .= '<br /><span class="LC_info" style="font-size:smaller;">'.
	&mt('changed from: [_1]',$mapping{$embed_file}).'</span>';
}	}
$upload_output .= '</td><td>';	$upload_output .= '</td>';
if ($args->{'ignore_remote_references'} && $embed_file =~ m{^\w+://}) {	if ($args->{'ignore_remote_references'} && $embed_file =~ m{^\w+://}) {
$upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';	$upload_output.='<td align="right">'.
	'<span class="LC_info LC_fontsize_medium">'.
	&mt("URL points to web address").'</span>';
$numremref++;	$numremref++;
} elsif ($args->{'error_on_invalid_names'}	} elsif ($args->{'error_on_invalid_names'}
&& $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {	&& $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
$upload_output.='<span class="LC_warning">'.&mt('Invalid characters').'</span>';	$upload_output.='<td align="right"><span class="LC_warning">'.
	&mt('Invalid characters').'</span>';
$numinvalid++;	$numinvalid++;
} else {	} else {
$upload_output .= &embedded_file_element('upload_embedded',$counter,	$upload_output .= '<td>'.
	&embedded_file_element('upload_embedded',$counter,
$embed_file,\%mapping,	$embed_file,\%mapping,
$allfiles,$codebase,'upload');	$allfiles,$codebase,'upload');
$counter ++;	$counter ++;
Line 9768 sub ask_for_embedded_content {	Line 10455 sub ask_for_embedded_content {
$counter ++;	$counter ++;
} else {	} else {
$upload_output .= &start_data_table_row().	$upload_output .= &start_data_table_row().
'<td><span class="LC_filename">'.$embed_file.'</span></td>';	'<td valign="top"><img src="'.&icon($embed_file).'" /> '.
'<td><span class="LC_warning">'.&mt('Already exists').'</span></td>'.	'<span class="LC_filename">'.$embed_file.'</span></td>'.
	'<td align="right"><span class="LC_info LC_fontsize_medium">'.&mt('Already exists').'</span></td>'.
&Apache::loncommon::end_data_table_row()."\n";	&Apache::loncommon::end_data_table_row()."\n";
}	}
}	}
Line 9864 sub ask_for_embedded_content {	Line 10552 sub ask_for_embedded_content {
$output = '<b>'.&mt('Referenced files').'</b>:<br />';	$output = '<b>'.&mt('Referenced files').'</b>:<br />';
if ($applies > 1) {	if ($applies > 1) {
$output .=	$output .=
&mt('No files need to be uploaded, as one of the following applies to each reference:').'<ul>';	&mt('No dependencies need to be uploaded, as one of the following applies to each reference:').'<ul>';
if ($numremref) {	if ($numremref) {
$output .= '<li>'.&mt('reference is to a URL which points to another server').'</li>'."\n";	$output .= '<li>'.&mt('reference is to a URL which points to another server').'</li>'."\n";
}	}
Line 9907 sub ask_for_embedded_content {	Line 10595 sub ask_for_embedded_content {
$chgcount ++;	$chgcount ++;
}	}
}	}
if ($counter) {	if (($counter) \|\| ($numunused)) {
if ($numpathchg) {	if ($numpathchg) {
$output .= '<input type ="hidden" name="number_pathchange_items" value="'.	$output .= '<input type ="hidden" name="number_pathchange_items" value="'.
$numpathchg.'" />'."\n";	$numpathchg.'" />'."\n";
Line 9920 sub ask_for_embedded_content {	Line 10608 sub ask_for_embedded_content {
} elsif ($actionurl eq '/adm/dependencies') {	} elsif ($actionurl eq '/adm/dependencies') {
$output .= '<input type="hidden" name="action" value="process_changes" />';	$output .= '<input type="hidden" name="action" value="process_changes" />';
}	}
$output .= '<input type ="submit" value="'.$buttontext.'" />'."\n".'</form>'."\n";	$output .= '<input type ="submit" value="'.$buttontext.'" />'."\n".'</form>'."\n";
} elsif ($numpathchg) {	} elsif ($numpathchg) {
my %pathchange = ();	my %pathchange = ();
$output .= &modify_html_form('pathchange',$actionurl,$state,\%pathchange,$pathchange_output);	$output .= &modify_html_form('pathchange',$actionurl,$state,\%pathchange,$pathchange_output);
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {
$output .= '<p>'.&mt('or').'</p>';	$output .= '<p>'.&mt('or').'</p>';
}	}
}	}
return ($output,$counter,$numpathchg);	return ($output,$counter,$numpathchg);
}	}

	=pod

	=item * clean_path($name)

	Performs clean-up of directories, subdirectories and filename in an
	embedded object, referenced in an HTML file which is being uploaded
	to a course or portfolio, where
	"Upload embedded images/multimedia files if HTML file" checkbox was
	checked.

	Clean-up is similar to replacements in lonnet::clean_filename()
	except each / between sub-directory and next level is preserved.

	=cut

	sub clean_path {
	my ($embed_file) = @_;
	$embed_file =~s{^/+}{};
	my @contents;
	if ($embed_file =~ m{/}) {
	@contents = split(/\//,$embed_file);
	} else {
	@contents = ($embed_file);
	}
	my $lastidx = scalar(@contents)-1;
	for (my $i=0; $i<=$lastidx; $i++) {
	$contents[$i]=~s{\\}{/}g;
	$contents[$i]=~s/\s+/\_/g;
	$contents[$i]=~s{[^/\w\.\-]}{}g;
	if ($i == $lastidx) {
	$contents[$i]=~s/\.(\d+)(?=\.)/_$1/g;
	}
	}
	if ($lastidx > 0) {
	return join('/',@contents);
	} else {
	return $contents[0];
	}
	}

sub embedded_file_element {	sub embedded_file_element {
my ($context,$num,$embed_file,$mapping,$allfiles,$codebase,$type) = @_;	my ($context,$num,$embed_file,$mapping,$allfiles,$codebase,$type) = @_;
return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&	return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&
Line 10055 sub upload_embedded {	Line 10783 sub upload_embedded {
# Check if extension is valid	# Check if extension is valid
if (($fname =~ /\.(\w+)$/) &&	if (($fname =~ /\.(\w+)$/) &&
(&Apache::loncommon::fileembstyle($1) eq 'hdn')) {	(&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
$output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1).'<br />';	$output .= &mt('Invalid file extension ([_1]) - reserved for internal use.',$1)
	.' '.&mt('Rename the file with a different extension and re-upload.').'<br />';
next;	next;
} elsif (($fname =~ /\.(\w+)$/) &&	} elsif (($fname =~ /\.(\w+)$/) &&
(!defined(&Apache::loncommon::fileembstyle($1)))) {	(!defined(&Apache::loncommon::fileembstyle($1)))) {
$output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1).'<br />';	$output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1).'<br />';
next;	next;
} elsif ($fname=~/\.(\d+)\.(\w+)$/) {	} elsif ($fname=~/\.(\d+)\.(\w+)$/) {
$output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2).'<br />';	$output .= &mt('Filename not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2).'<br />';
next;	next;
}	}
$env{'form.embedded_item_'.$i.'.filename'}=$fname;	$env{'form.embedded_item_'.$i.'.filename'}=$fname;
	my $subdir = $path;
	$subdir =~ s{/+$}{};
if ($context eq 'portfolio') {	if ($context eq 'portfolio') {
my $result;	my $result;
if ($state eq 'existingfile') {	if ($state eq 'existingfile') {
$result=	$result=
&Apache::lonnet::userfileupload('embedded_item_'.$i,'existingfile',	&Apache::lonnet::userfileupload('embedded_item_'.$i,'existingfile',
$dirpath.$env{'form.currentpath'}.$path);	$dirpath.$env{'form.currentpath'}.$subdir);
} else {	} else {
$result=	$result=
&Apache::lonnet::userfileupload('embedded_item_'.$i,'',	&Apache::lonnet::userfileupload('embedded_item_'.$i,'',
$dirpath.	$dirpath.
$env{'form.currentpath'}.$path);	$env{'form.currentpath'}.$subdir);
if ($result !~ m\|^/uploaded/\|) {	if ($result !~ m\|^/uploaded/\|) {
$output .= '<span class="LC_error">'	$output .= '<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'	.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
Line 10088 sub upload_embedded {	Line 10819 sub upload_embedded {
$path.$fname.'</span>').'<br />';	$path.$fname.'</span>').'<br />';
}	}
}	}
} elsif ($context eq 'coursedoc') {	} elsif (($context eq 'coursedoc') \|\| ($context eq 'syllabus')) {
	my $extendedsubdir = $dirpath.'/'.$subdir;
	$extendedsubdir =~ s{/+$}{};
my $result =	my $result =
&Apache::lonnet::userfileupload('embedded_item_'.$i,'coursedoc',	&Apache::lonnet::userfileupload('embedded_item_'.$i,$context,$extendedsubdir);
$dirpath.'/'.$path);
if ($result !~ m\|^/uploaded/\|) {	if ($result !~ m\|^/uploaded/\|) {
$output .= '<span class="LC_error">'	$output .= '<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'	.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
Line 10101 sub upload_embedded {	Line 10833 sub upload_embedded {
} else {	} else {
$output .= &mt('Uploaded [_1]','<span class="LC_filename">'.	$output .= &mt('Uploaded [_1]','<span class="LC_filename">'.
$path.$fname.'</span>').'<br />';	$path.$fname.'</span>').'<br />';
	if ($context eq 'syllabus') {
	&Apache::lonnet::make_public_indefinitely($result);
	}
}	}
} else {	} else {
# Save the file	# Save the file
Line 10232 sub modify_html_form {	Line 10967 sub modify_html_form {
}	}

sub modify_html_refs {	sub modify_html_refs {
my ($context,$dirpath,$uname,$udom,$dir_root) = @_;	my ($context,$dirpath,$uname,$udom,$dir_root,$url) = @_;
my $container;	my $container;
if ($context eq 'portfolio') {	if ($context eq 'portfolio') {
$container = $env{'form.container'};	$container = $env{'form.container'};
Line 10241 sub modify_html_refs {	Line 10976 sub modify_html_refs {
} elsif ($context eq 'manage_dependencies') {	} elsif ($context eq 'manage_dependencies') {
(undef,undef,$container) = &Apache::lonnet::decode_symb($env{'form.symb'});	(undef,undef,$container) = &Apache::lonnet::decode_symb($env{'form.symb'});
$container = "/$container";	$container = "/$container";
	} elsif ($context eq 'syllabus') {
	$container = $url;
} else {	} else {
$container = $Apache::lonnet::perlvar{'lonDocRoot'}.$env{'form.filename'};	$container = $Apache::lonnet::perlvar{'lonDocRoot'}.$env{'form.filename'};
}	}
my (%allfiles,%codebase,$output,$content);	my (%allfiles,%codebase,$output,$content);
my @changes = &get_env_multiple('form.namechange');	my @changes = &get_env_multiple('form.namechange');
unless (@changes > 0) {	unless ((@changes > 0) \|\| ($context eq 'syllabus')) {
if (wantarray) {	if (wantarray) {
return ('',0,0);	return ('',0,0);
} else {	} else {
Line 10254 sub modify_html_refs {	Line 10991 sub modify_html_refs {
}	}
}	}
if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|	if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|
($context eq 'manage_dependencies')) {	($context eq 'manage_dependencies') \|\| ($context eq 'syllabus')) {
unless ($container =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/}) {	unless ($container =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/}) {
if (wantarray) {	if (wantarray) {
return ('',0,0);	return ('',0,0);
Line 10310 sub modify_html_refs {	Line 11047 sub modify_html_refs {
if ($content =~ m{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}) {	if ($content =~ m{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}) {
my $numchg = ($content =~ s{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);	my $numchg = ($content =~ s{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
$count += $numchg;	$count += $numchg;
	$allfiles{$newname} = $allfiles{$ref};
	delete($allfiles{$ref});
}	}
if ($env{'form.embedded_codebase_'.$i} ne '') {	if ($env{'form.embedded_codebase_'.$i} ne '') {
$codebase = &unescape($env{'form.embedded_codebase_'.$i});	$codebase = &unescape($env{'form.embedded_codebase_'.$i});
Line 10318 sub modify_html_refs {	Line 11057 sub modify_html_refs {
}	}
}	}
}	}
	my $skiprewrites;
if ($count \|\| $codebasecount) {	if ($count \|\| $codebasecount) {
my $saveresult;	my $saveresult;
if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|	if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|
($context eq 'manage_dependencies')) {	($context eq 'manage_dependencies') \|\| ($context eq 'syllabus')) {
my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);	my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
if ($url eq $container) {	if ($url eq $container) {
my ($fname) = ($container =~ m{/([^/]+)$});	my ($fname) = ($container =~ m{/([^/]+)$});
Line 10334 sub modify_html_refs {	Line 11074 sub modify_html_refs {
'<span class="LC_filename">'.	'<span class="LC_filename">'.
$container.'</span>').'</p>';	$container.'</span>').'</p>';
}	}
	if ($context eq 'syllabus') {
	unless ($saveresult eq 'ok') {
	$skiprewrites = 1;
	}
	}
} else {	} else {
if (open(my $fh,">$container")) {	if (open(my $fh,">$container")) {
print $fh $content;	print $fh $content;
Line 10349 sub modify_html_refs {	Line 11094 sub modify_html_refs {
}	}
}	}
}	}
	if (($context eq 'syllabus') && (!$skiprewrites)) {
	my ($actionurl,$state);
	$actionurl = "/public/$udom/$uname/syllabus";
	my ($ignore,$num,$numpathchanges,$existing,$mapping) =
	&ask_for_embedded_content($actionurl,$state,\%allfiles,
	\%codebase,
	{'context' => 'rewrites',
	'ignore_remote_references' => 1,});
	if (ref($mapping) eq 'HASH') {
	my $rewrites = 0;
	foreach my $key (keys(%{$mapping})) {
	next if ($key =~ m{^https?://});
	my $ref = $mapping->{$key};
	my $newname = "/uploaded/$udom/$uname/portfolio/syllabus/$key";
	my $attrib;
	if (ref($allfiles{$mapping->{$key}}) eq 'ARRAY') {
	$attrib = join('\|',@{$allfiles{$mapping->{$key}}});
	}
	if ($content =~ m{($attrib\s=\s['"]?)\Q$ref\E(['"]?)}) {
	my $numchg = ($content =~ s{($attrib\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
	$rewrites += $numchg;
	}
	}
	if ($rewrites) {
	my $saveresult;
	my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
	if ($url eq $container) {
	my ($fname) = ($container =~ m{/([^/]+)$});
	$output .= '<p>'.&mt('Rewrote [quant,_1,link] as [quant,_1,absolute link] in [_2].',
	$count,'<span class="LC_filename">'.
	$fname.'</span>').'</p>';
	} else {
	$output .= '<p class="LC_error">'.
	&mt('Error: could not update links in [_1].',
	'<span class="LC_filename">'.
	$container.'</span>').'</p>';

	}
	}
	}
	}
} else {	} else {
&logthis('Failed to parse '.$container.	&logthis('Failed to parse '.$container.
' to modify references: '.$parse_result);	' to modify references: '.$parse_result);
Line 10438 sub check_for_upload {	Line 11224 sub check_for_upload {
if ($currsize < $filesize) {	if ($currsize < $filesize) {
my $extra = $filesize - $currsize;	my $extra = $filesize - $currsize;
if (($current_disk_usage + $extra) > $disk_quota) {	if (($current_disk_usage + $extra) > $disk_quota) {
my $msg = '<span class="LC_error">'.	my $msg = '<p class="LC_warning">'.
&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.',	&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.',
'<span class="LC_filename">'.$fname.'</span>',$filesize,$currsize).'</span>'.	'<span class="LC_filename">'.$fname.'</span>',$filesize,$currsize).'</p>'.
'<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',	'<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
$disk_quota,$current_disk_usage);	$disk_quota,$current_disk_usage).'</p>';
return ('will_exceed_quota',$msg);	return ('will_exceed_quota',$msg);
}	}
}	}
Line 10451 sub check_for_upload {	Line 11237 sub check_for_upload {
}	}
}	}
if (($current_disk_usage + $filesize) > $disk_quota){	if (($current_disk_usage + $filesize) > $disk_quota){
my $msg = '<span class="LC_error">'.	my $msg = '<p class="LC_warning">'.
&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.	&mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</p>'.
'<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);	'<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage).'</p>';
return ('will_exceed_quota',$msg);	return ('will_exceed_quota',$msg);
} elsif ($found_file) {	} elsif ($found_file) {
if ($locked_file) {	if ($locked_file) {
my $msg = '<span class="LC_error">';	my $msg = '<p class="LC_warning">';
$msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');	$msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
$msg .= '</span><br />';	$msg .= '</p>';
$msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');	$msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
return ('file_locked',$msg);	return ('file_locked',$msg);
} else {	} else {
my $msg = '<span class="LC_error">';	my $msg = '<p class="LC_error">';
$msg .= &mt(' A file by that name: [_1] was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});	$msg .= &mt(' A file by that name: [_1] was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
$msg .= '</span>';	$msg .= '</p>';
return ('existingfile',$msg);	return ('existingfile',$msg);
}	}
}	}
Line 10556 sub decompress_form {	Line 11342 sub decompress_form {
}	}
}	}
if ($mimetype =~ m{^application/(x\-)?(compressed\|zip)}) {	if ($mimetype =~ m{^application/(x\-)?(compressed\|zip)}) {
my @camtasia = ("$topdir/","$topdir/index.html",	my @camtasia6 = ("$topdir/","$topdir/index.html",
"$topdir/media/",	"$topdir/media/",
"$topdir/media/$topdir.mp4",	"$topdir/media/$topdir.mp4",
"$topdir/media/FirstFrame.png",	"$topdir/media/FirstFrame.png",
"$topdir/media/player.swf",	"$topdir/media/player.swf",
"$topdir/media/swfobject.js",	"$topdir/media/swfobject.js",
"$topdir/media/expressInstall.swf");	"$topdir/media/expressInstall.swf");
my @diffs = &compare_arrays(\@paths,\@camtasia);	my @camtasia8_1 = ("$topdir/","$topdir/$topdir.html",
	"$topdir/$topdir.mp4",
	"$topdir/$topdir\_config.xml",
	"$topdir/$topdir\_controller.swf",
	"$topdir/$topdir\_embed.css",
	"$topdir/$topdir\_First_Frame.png",
	"$topdir/$topdir\_player.html",
	"$topdir/$topdir\_Thumbnails.png",
	"$topdir/playerProductInstall.swf",
	"$topdir/scripts/",
	"$topdir/scripts/config_xml.js",
	"$topdir/scripts/handlebars.js",
	"$topdir/scripts/jquery-1.7.1.min.js",
	"$topdir/scripts/jquery-ui-1.8.15.custom.min.js",
	"$topdir/scripts/modernizr.js",
	"$topdir/scripts/player-min.js",
	"$topdir/scripts/swfobject.js",
	"$topdir/skins/",
	"$topdir/skins/configuration_express.xml",
	"$topdir/skins/express_show/",
	"$topdir/skins/express_show/player-min.css",
	"$topdir/skins/express_show/spritesheet.png");
	my @camtasia8_4 = ("$topdir/","$topdir/$topdir.html",
	"$topdir/$topdir.mp4",
	"$topdir/$topdir\_config.xml",
	"$topdir/$topdir\_controller.swf",
	"$topdir/$topdir\_embed.css",
	"$topdir/$topdir\_First_Frame.png",
	"$topdir/$topdir\_player.html",
	"$topdir/$topdir\_Thumbnails.png",
	"$topdir/playerProductInstall.swf",
	"$topdir/scripts/",
	"$topdir/scripts/config_xml.js",
	"$topdir/scripts/techsmith-smart-player.min.js",
	"$topdir/skins/",
	"$topdir/skins/configuration_express.xml",
	"$topdir/skins/express_show/",
	"$topdir/skins/express_show/spritesheet.min.css",
	"$topdir/skins/express_show/spritesheet.png",
	"$topdir/skins/express_show/techsmith-smart-player.min.css");
	my @diffs = &compare_arrays(\@paths,\@camtasia6);
if (@diffs == 0) {	if (@diffs == 0) {
$is_camtasia = 1;	$is_camtasia = 6;
	} else {
	@diffs = &compare_arrays(\@paths,\@camtasia8_1);
	if (@diffs == 0) {
	$is_camtasia = 8;
	} else {
	@diffs = &compare_arrays(\@paths,\@camtasia8_4);
	if (@diffs == 0) {
	$is_camtasia = 8;
	}
	}
}	}
}	}
my $output;	my $output;
Line 10577 sub decompress_form {	Line 11413 sub decompress_form {
function camtasiaToggle() {	function camtasiaToggle() {
for (var i=0; i<document.uploaded_decompress.autoextract_camtasia.length; i++) {	for (var i=0; i<document.uploaded_decompress.autoextract_camtasia.length; i++) {
if (document.uploaded_decompress.autoextract_camtasia[i].checked) {	if (document.uploaded_decompress.autoextract_camtasia[i].checked) {
if (document.uploaded_decompress.autoextract_camtasia[i].value == 1) {	if (document.uploaded_decompress.autoextract_camtasia[i].value == $is_camtasia) {

document.getElementById('camtasia_titles').style.display='block';	document.getElementById('camtasia_titles').style.display='block';
} else {	} else {
document.getElementById('camtasia_titles').style.display='none';	document.getElementById('camtasia_titles').style.display='none';
Line 10640 ENDCAM	Line 11475 ENDCAM
if ($is_camtasia) {	if ($is_camtasia) {
$output .= $lt{'auto'}.'<br />'.	$output .= $lt{'auto'}.'<br />'.
'<span class="LC_nobreak">'.$lt{'proa'}.'<label>'.	'<span class="LC_nobreak">'.$lt{'proa'}.'<label>'.
'<input type="radio" name="autoextract_camtasia" value="1" onclick="javascript:camtasiaToggle();" checked="checked" />'.	'<input type="radio" name="autoextract_camtasia" value="'.$is_camtasia.'" onclick="javascript:camtasiaToggle();" checked="checked" />'.
$lt{'yes'}.'</label> <label>'.	$lt{'yes'}.'</label> <label>'.
'<input type="radio" name="autoextract_camtasia" value="0" onclick="javascript:camtasiaToggle();" />'.	'<input type="radio" name="autoextract_camtasia" value="0" onclick="javascript:camtasiaToggle();" />'.
$lt{'no'}.'</label></span><br />'.	$lt{'no'}.'</label></span><br />'.
Line 10763 sub decompress_uploaded_file {	Line 11598 sub decompress_uploaded_file {
sub process_decompression {	sub process_decompression {
my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;	my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;
my ($dir,$error,$warning,$output);	my ($dir,$error,$warning,$output);
if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/) {	if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/i) {
$error = &mt('File name not a supported archive file type.').	$error = &mt('Filename not a supported archive file type.').
'<br />'.&mt('File name should end with one of: [_1].',	'<br />'.&mt('Filename should end with one of: [_1].',
'.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz');	'.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz');
} else {	} else {
my $docuhome = &Apache::lonnet::homeserver($docuname,$docudom);	my $docuhome = &Apache::lonnet::homeserver($docuname,$docudom);
Line 10873 sub process_decompression {	Line 11708 sub process_decompression {
\%titles,\%children);	\%titles,\%children);
}	}
if ($env{'form.autoextract_camtasia'}) {	if ($env{'form.autoextract_camtasia'}) {
	my $version = $env{'form.autoextract_camtasia'};
my %displayed;	my %displayed;
my $total = 1;	my $total = 1;
$env{'form.archive_directory'} = [];	$env{'form.archive_directory'} = [];
Line 10891 sub process_decompression {	Line 11727 sub process_decompression {
$env{'form.archive_'.$i} = 'display';	$env{'form.archive_'.$i} = 'display';
$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};
$displayed{'folder'} = $i;	$displayed{'folder'} = $i;
} elsif ($item eq "$contents[0]/index.html") {	} elsif ((($item eq "$contents[0]/index.html") && ($version == 6)) \|\|
	(($item eq "$contents[0]/$contents[0]".'.html') && ($version == 8))) {
$env{'form.archive_'.$i} = 'display';	$env{'form.archive_'.$i} = 'display';
$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};
$displayed{'web'} = $i;	$displayed{'web'} = $i;
} else {	} else {
if ($item eq "$contents[0]/media") {	if ((($item eq "$contents[0]/media") && ($version == 6)) \|\|
	((($item eq "$contents[0]/scripts") \|\| ($item eq "$contents[0]/skins") \|\|
	($item eq "$contents[0]/skins/express_show")) && ($version == 8))) {
push(@{$env{'form.archive_directory'}},$i);	push(@{$env{'form.archive_directory'}},$i);
}	}
$env{'form.archive_'.$i} = 'dependency';	$env{'form.archive_'.$i} = 'dependency';
Line 11604 sub cleanup_empty_dirs {	Line 12443 sub cleanup_empty_dirs {
my $numitems = 0;	my $numitems = 0;
foreach my $item (@dircontents) {	foreach my $item (@dircontents) {
if (-d "$path/$item") {	if (-d "$path/$item") {
&recurse_dirs("$path/$item");	&cleanup_empty_dirs("$path/$item");
if (-e "$path/$item") {	if (-e "$path/$item") {
$numitems ++;	$numitems ++;
}	}
Line 11623 sub cleanup_empty_dirs {	Line 12462 sub cleanup_empty_dirs {

=pod	=pod

=item &get_folder_hierarchy()	=item * &get_folder_hierarchy()

Provides hierarchy of names of folders/sub-folders containing the current	Provides hierarchy of names of folders/sub-folders containing the current
item,	item,
Line 11651 sub get_folder_hierarchy {	Line 12490 sub get_folder_hierarchy {
my @pcs = split(/,/,$pcslist);	my @pcs = split(/,/,$pcslist);
foreach my $pc (@pcs) {	foreach my $pc (@pcs) {
if ($pc == 1) {	if ($pc == 1) {
push(@pathitems,&mt('Main Course Documents'));	push(@pathitems,&mt('Main Content'));
} else {	} else {
my $res = $navmap->getByMapPc($pc);	my $res = $navmap->getByMapPc($pc);
if (ref($res)) {	if (ref($res)) {
Line 11666 sub get_folder_hierarchy {	Line 12505 sub get_folder_hierarchy {
}	}
if ($showitem) {	if ($showitem) {
if ($mapres->{ID} eq '0.0') {	if ($mapres->{ID} eq '0.0') {
push(@pathitems,&mt('Main Course Documents'));	push(@pathitems,&mt('Main Content'));
} else {	} else {
my $maptitle = $mapres->compTitle();	my $maptitle = $mapres->compTitle();
$maptitle =~ s/\W+/_/g;	$maptitle =~ s/\W+/_/g;
Line 11733 sub get_turnedin_filepath {	Line 12572 sub get_turnedin_filepath {
my $title = $res->compTitle();	my $title = $res->compTitle();
$title =~ s/\W+/_/g;	$title =~ s/\W+/_/g;
if ($title ne '') {	if ($title ne '') {
	if (($pc > 1) && (length($title) > 12)) {
	$title = substr($title,0,12);
	}
push(@pathitems,$title);	push(@pathitems,$title);
}	}
}	}
Line 11741 sub get_turnedin_filepath {	Line 12583 sub get_turnedin_filepath {
my $maptitle = $mapres->compTitle();	my $maptitle = $mapres->compTitle();
$maptitle =~ s/\W+/_/g;	$maptitle =~ s/\W+/_/g;
if ($maptitle ne '') {	if ($maptitle ne '') {
	if (length($maptitle) > 12) {
	$maptitle = substr($maptitle,0,12);
	}
push(@pathitems,$maptitle);	push(@pathitems,$maptitle);
}	}
unless ($env{'request.state'} eq 'construct') {	unless ($env{'request.state'} eq 'construct') {
Line 11781 sub get_turnedin_filepath {	Line 12626 sub get_turnedin_filepath {
$restitle = time;	$restitle = time;
}	}
}	}
	if (length($restitle) > 12) {
	$restitle = substr($restitle,0,12);
	}
push(@pathitems,$restitle);	push(@pathitems,$restitle);
$path .= join('/',@pathitems);	$path .= join('/',@pathitems);
}	}
Line 12718 sub restore_settings {	Line 13566 sub restore_settings {

=item * &build_recipient_list()	=item * &build_recipient_list()

Build recipient lists for five types of e-mail:	Build recipient lists for following types of e-mail:
(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors	(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
(d) Help requests, (e) Course requests needing approval, generated by	(d) Help requests, (e) Course requests needing approval, (f) loncapa
lonerrorhandler.pm, CHECKRPMS, loncron, lonsupportreq.pm and	module change checking, student/employee ID conflict checks, as
loncoursequeueadmin.pm respectively.	generated by lonerrorhandler.pm, CHECKRPMS, loncron,
	lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.

Inputs:	Inputs:
defmail (scalar - email address of default recipient),	defmail (scalar - email address of default recipient),
mailing type (scalar - errormail, packagesmail, or helpdeskmail),	mailing type (scalar: errormail, packagesmail, helpdeskmail,
	requestsmail, updatesmail, or idconflictsmail).

defdom (domain for which to retrieve configuration settings),	defdom (domain for which to retrieve configuration settings),
origmail (scalar - email address of recipient from loncapa.conf,
i.e., predates configuration by DC via domainprefs.pm	origmail (scalar - email address of recipient from loncapa.conf,
	i.e., predates configuration by DC via domainprefs.pm

Returns: comma separated list of addresses to which to send e-mail.	Returns: comma separated list of addresses to which to send e-mail.

Line 12923 sub extract_categories {	Line 13775 sub extract_categories {

=pod	=pod

=item *&recurse_categories()	=item * &recurse_categories()

Recursively used to generate breadcrumb trails for course categories.	Recursively used to generate breadcrumb trails for course categories.

Line 12994 sub recurse_categories {	Line 13846 sub recurse_categories {

=pod	=pod

=item *&assign_categories_table()	=item * &assign_categories_table()

Create a datatable for display of hierarchical categories in a domain,	Create a datatable for display of hierarchical categories in a domain,
with checkboxes to allow a course to be categorized.	with checkboxes to allow a course to be categorized.
Line 13071 sub assign_categories_table {	Line 13923 sub assign_categories_table {

=pod	=pod

=item *&assign_category_rows()	=item * &assign_category_rows()

Create a datatable row for display of nested categories in a domain,	Create a datatable row for display of nested categories in a domain,
with checkboxes to allow a course to be categorized,called recursively.	with checkboxes to allow a course to be categorized,called recursively.
Line 13105 sub assign_category_rows {	Line 13957 sub assign_category_rows {
if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {	if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
my $numchildren = @{$cats->[$depth]{$parent}};	my $numchildren = @{$cats->[$depth]{$parent}};
my $css_class = $itemcount%2?' class="LC_odd_row"':'';	my $css_class = $itemcount%2?' class="LC_odd_row"':'';
$text .= '<td><table class="LC_datatable">';	$text .= '<td><table class="LC_data_table">';
for (my $j=0; $j<$numchildren; $j++) {	for (my $j=0; $j<$numchildren; $j++) {
$name = $cats->[$depth]{$parent}[$j];	$name = $cats->[$depth]{$parent}[$j];
$item = &escape($name).':'.&escape($parent).':'.$depth;	$item = &escape($name).':'.&escape($parent).':'.$depth;
Line 13137 sub assign_category_rows {	Line 13989 sub assign_category_rows {
return $text;	return $text;
}	}

	=pod

	=back

	=cut

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

Line 13153 sub commit_customrole {	Line 14011 sub commit_customrole {
}	}

sub commit_standardrole {	sub commit_standardrole {
my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;	my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context,$credits) = @_;
my ($output,$logmsg,$linefeed);	my ($output,$logmsg,$linefeed);
if ($context eq 'auto') {	if ($context eq 'auto') {
$linefeed = "\n";	$linefeed = "\n";
Line 13162 sub commit_standardrole {	Line 14020 sub commit_standardrole {
}	}
if ($three eq 'st') {	if ($three eq 'st') {
my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,	my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
$one,$two,$sec,$context);	$one,$two,$sec,$context,$credits);
if (($result =~ /^error/) \|\| ($result eq 'not_in_class') \|\|	if (($result =~ /^error/) \|\| ($result eq 'not_in_class') \|\|
($result eq 'unknown_course') \|\| ($result eq 'refused')) {	($result eq 'unknown_course') \|\| ($result eq 'refused')) {
$output = $logmsg.' '.&mt('Error: ').$result."\n";	$output = $logmsg.' '.&mt('Error: ').$result."\n";
Line 13193 sub commit_standardrole {	Line 14051 sub commit_standardrole {
}	}

sub commit_studentrole {	sub commit_studentrole {
my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;	my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context,
	$credits) = @_;
my ($result,$linefeed,$oldsecurl,$newsecurl);	my ($result,$linefeed,$oldsecurl,$newsecurl);
if ($context eq 'auto') {	if ($context eq 'auto') {
$linefeed = "\n";	$linefeed = "\n";
Line 13240 sub commit_studentrole {	Line 14099 sub commit_studentrole {
}	}
}	}
if (($expire_role_result eq 'ok') \|\| ($secchange == 0)) {	if (($expire_role_result eq 'ok') \|\| ($secchange == 0)) {
$modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);	$modify_section_result =
	&Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,
	undef,undef,undef,$sec,
	$end,$start,'','',$cid,
	'',$context,$credits);
if ($modify_section_result =~ /^ok/) {	if ($modify_section_result =~ /^ok/) {
if ($secchange == 1) {	if ($secchange == 1) {
if ($sec eq '') {	if ($sec eq '') {
Line 13349 sub check_clone {	Line 14212 sub check_clone {
(&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {	(&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
$can_clone = 1;	$can_clone = 1;
} else {	} else {
my %clonehash = &Apache::lonnet::get('environment',['cloners'],	my %clonehash = &Apache::lonnet::get('environment',['cloners','internal.coursecode'],
$args->{'clonedomain'},$args->{'clonecourse'});	$args->{'clonedomain'},$args->{'clonecourse'});
my @cloners = split(/,/,$clonehash{'cloners'});	if ($clonehash{'cloners'} eq '') {
if (grep(/^\*$/,@cloners)) {	my %domdefs = &Apache::lonnet::get_domain_defaults($args->{'course_domain'});
$can_clone = 1;	if ($domdefs{'canclone'}) {
} elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {	unless ($domdefs{'canclone'} eq 'none') {
$can_clone = 1;	if ($domdefs{'canclone'} eq 'domain') {
	if ($args->{'ccdomain'} eq $args->{'clonedomain'}) {
	$can_clone = 1;
	}
	} elsif (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
	($args->{'clonedomain'} eq $args->{'course_domain'})) {
	if (&Apache::lonnet::default_instcode_cloning($args->{'clonedomain'},$domdefs{'canclone'},
	$clonehash{'internal.coursecode'},$args->{'crscode'})) {
	$can_clone = 1;
	}
	}
	}
	}
} else {	} else {
	my @cloners = split(/,/,$clonehash{'cloners'});
	if (grep(/^\*$/,@cloners)) {
	$can_clone = 1;
	} elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
	$can_clone = 1;
	} elsif (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners)) {
	$can_clone = 1;
	}
	unless ($can_clone) {
	if (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
	($args->{'clonedomain'} eq $args->{'course_domain'})) {
	my (%gotdomdefaults,%gotcodedefaults);
	foreach my $cloner (@cloners) {
	if (($cloner ne '') && ($cloner !~ /^\\:$match_domain$/) &&
	($cloner !~ /^$match_username\:$match_domain$/) && ($cloner ne '')) {
	my (%codedefaults,@code_order);
	if (ref($gotcodedefaults{$args->{'clonedomain'}}) eq 'HASH') {
	if (ref($gotcodedefaults{$args->{'clonedomain'}}{'defaults'}) eq 'HASH') {
	%codedefaults = %{$gotcodedefaults{$args->{'clonedomain'}}{'defaults'}};
	}
	if (ref($gotcodedefaults{$args->{'clonedomain'}}{'order'}) eq 'ARRAY') {
	@code_order = @{$gotcodedefaults{$args->{'clonedomain'}}{'order'}};
	}
	} else {
	&Apache::lonnet::auto_instcode_defaults($args->{'clonedomain'},
	\%codedefaults,
	\@code_order);
	$gotcodedefaults{$args->{'clonedomain'}}{'defaults'} = \%codedefaults;
	$gotcodedefaults{$args->{'clonedomain'}}{'order'} = \@code_order;
	}
	if (@code_order > 0) {
	if (&Apache::lonnet::check_instcode_cloning(\%codedefaults,\@code_order,
	$cloner,$clonehash{'internal.coursecode'},
	$args->{'crscode'})) {
	$can_clone = 1;
	last;
	}
	}
	}
	}
	}
	}
	}
	unless ($can_clone) {
my $ccrole = 'cc';	my $ccrole = 'cc';
if ($args->{'crstype'} eq 'Community') {	if ($args->{'crstype'} eq 'Community') {
$ccrole = 'co';	$ccrole = 'co';
}	}
my %roleshash =	my %roleshash =
&Apache::lonnet::get_my_roles($args->{'ccuname'},	&Apache::lonnet::get_my_roles($args->{'ccuname'},
$args->{'ccdomain'},	$args->{'ccdomain'},
'userroles',['active'],[$ccrole],	'userroles',['active'],[$ccrole],
[$args->{'clonedomain'}]);	[$args->{'clonedomain'}]);
if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) \|\| (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {	if ($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) {
$can_clone = 1;	$can_clone = 1;
} elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},$args->{'ccuname'},$args->{'ccdomain'})) {	} elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},
	$args->{'ccuname'},$args->{'ccdomain'})) {
$can_clone = 1;	$can_clone = 1;
	}
	}
	unless ($can_clone) {
	if ($args->{'crstype'} eq 'Community') {
	$clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
} else {	} else {
if ($args->{'crstype'} eq 'Community') {	$clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
$clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
} else {
$clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
}
}	}
}	}
}	}
Line 13384 sub check_clone {	Line 14305 sub check_clone {
}	}

sub construct_course {	sub construct_course {
my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category) = @_;	my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category,$coderef) = @_;
my $outcome;	my $outcome;
my $linefeed = '<br />'."\n";	my $linefeed = '<br />'."\n";
if ($context eq 'auto') {	if ($context eq 'auto') {
Line 13480 sub construct_course {	Line 14401 sub construct_course {
'pch.users.denied',	'pch.users.denied',
'plc.users.denied',	'plc.users.denied',
'hidefromcat',	'hidefromcat',
'categories'],	'checkforpriv',
	'categories',
	'internal.uniquecode'],
$$crsudom,$$crsunum);	$$crsudom,$$crsunum);
	if ($args->{'textbook'}) {
	$cenv{'internal.textbook'} = $args->{'textbook'};
	}
}	}

#	#
Line 13509 sub construct_course {	Line 14435 sub construct_course {
} else {	} else {
$cenv{'internal.courseowner'} = $args->{'curruser'};	$cenv{'internal.courseowner'} = $args->{'curruser'};
}	}
	if ($args->{'defaultcredits'}) {
	$cenv{'internal.defaultcredits'} = $args->{'defaultcredits'};
	}
my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.	my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
if ($args->{'crssections'}) {	if ($args->{'crssections'}) {
$cenv{'internal.sectionnums'} = '';	$cenv{'internal.sectionnums'} = '';
Line 13533 sub construct_course {	Line 14462 sub construct_course {
# do not hide course coordinator from staff listing,	# do not hide course coordinator from staff listing,
# even if privileged	# even if privileged
$cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};	$cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
	# add course coordinator's domain to domains to check for privileged users
	# if different to course domain
	if ($$crsudom ne $args->{'ccdomain'}) {
	$cenv{'checkforpriv'} = $args->{'ccdomain'};
	}
# add crosslistings	# add crosslistings
if ($args->{'crsxlist'}) {	if ($args->{'crsxlist'}) {
$cenv{'internal.crosslistings'}='';	$cenv{'internal.crosslistings'}='';
Line 13657 sub construct_course {	Line 14591 sub construct_course {
}	}
}	}

	#
	# generate and store uniquecode (available to course requester), if course should have one.
	#
	if ($args->{'uniquecode'}) {
	my ($code,$error) = &make_unique_code($$crsudom,$$crsunum);
	if ($code) {
	$cenv{'internal.uniquecode'} = $code;
	my %crsinfo =
	&Apache::lonnet::courseiddump($$crsudom,'.',1,'.','.',$$crsunum,undef,undef,'.');
	if (ref($crsinfo{$$crsudom.'_'.$$crsunum}) eq 'HASH') {
	$crsinfo{$$crsudom.'_'.$$crsunum}{'uniquecode'} = $code;
	my $putres = &Apache::lonnet::courseidput($$crsudom,\%crsinfo,$crsuhome,'notime');
	}
	if (ref($coderef)) {
	$$coderef = $code;
	}
	}
	}

if ($args->{'disresdis'}) {	if ($args->{'disresdis'}) {
$cenv{'pch.roles.denied'}='st';	$cenv{'pch.roles.denied'}='st';
}	}
Line 13725 sub construct_course {	Line 14678 sub construct_course {
return (1,$outcome);	return (1,$outcome);
}	}

	sub make_unique_code {
	my ($cdom,$cnum) = @_;
	# get lock on uniquecodes db
	my $lockhash = {
	$cnum."\0".'uniquecodes' => $env{'user.name'}.
	':'.$env{'user.domain'},
	};
	my $tries = 0;
	my $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
	my ($code,$error);

	while (($gotlock ne 'ok') && ($tries<3)) {
	$tries ++;
	sleep 1;
	$gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
	}
	if ($gotlock eq 'ok') {
	my %currcodes = &Apache::lonnet::dump_dom('uniquecodes',$cdom);
	my $gotcode;
	my $attempts = 0;
	while ((!$gotcode) && ($attempts < 100)) {
	$code = &generate_code();
	if (!exists($currcodes{$code})) {
	$gotcode = 1;
	unless (&Apache::lonnet::newput_dom('uniquecodes',{ $code => $cnum },$cdom) eq 'ok') {
	$error = 'nostore';
	}
	}
	$attempts ++;
	}
	my @del_lock = ($cnum."\0".'uniquecodes');
	my $dellockoutcome = &Apache::lonnet::del_dom('uniquecodes',\@del_lock,$cdom);
	} else {
	$error = 'nolock';
	}
	return ($code,$error);
	}

	sub generate_code {
	my $code;
	my @letts = qw(B C D G H J K M N P Q R S T V W X Z);
	for (my $i=0; $i<6; $i++) {
	my $lettnum = int (rand 2);
	my $item = '';
	if ($lettnum) {
	$item = $letts[int( rand(18) )];
	} else {
	$item = 1+int( rand(8) );
	}
	$code .= $item;
	}
	return $code;
	}

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

Line 13752 sub group_term {	Line 14759 sub group_term {
}	}

sub course_types {	sub course_types {
my @types = ('official','unofficial','community');	my @types = ('official','unofficial','community','textbook');
my %typename = (	my %typename = (
official => 'Official course',	official => 'Official course',
unofficial => 'Unofficial course',	unofficial => 'Unofficial course',
community => 'Community',	community => 'Community',
	textbook => 'Textbook course',
);	);
return (\@types,\%typename);	return (\@types,\%typename);
}	}
Line 13817 sub escape_url {	Line 14825 sub escape_url {
my ($url) = @_;	my ($url) = @_;
my @urlslices = split(/\//, $url,-1);	my @urlslices = split(/\//, $url,-1);
my $lastitem = &escape(pop(@urlslices));	my $lastitem = &escape(pop(@urlslices));
return join('/',@urlslices).'/'.$lastitem;	return &HTML::Entities::encode(join('/',@urlslices),"'").'/'.$lastitem;
}	}

sub compare_arrays {	sub compare_arrays {
Line 13875 sub init_user_environment {	Line 14883 sub init_user_environment {
}	}
}	}
closedir(DIR);	closedir(DIR);
	# If there is a undeleted lockfile for the user's paste buffer remove it.
	my $namespace = 'nohist_courseeditor';
	my $lockingkey = 'paste'."\0".'locked_num';
	my %lockhash = &Apache::lonnet::get($namespace,[$lockingkey],
	$domain,$username);
	if (exists($lockhash{$lockingkey})) {
	my $delresult = &Apache::lonnet::del($namespace,[$lockingkey],$domain,$username);
	unless ($delresult eq 'ok') {
	&Apache::lonnet::logthis("Failed to delete paste buffer locking key in $namespace for ".$username.":".$domain." Result was: $delresult");
	}
	}
}	}
# Give them a new cookie	# Give them a new cookie
my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}	my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
Line 13888 sub init_user_environment {	Line 14907 sub init_user_environment {
}	}
# ------------------------------------ Check browser type and MathML capability	# ------------------------------------ Check browser type and MathML capability

my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,	my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,$clientunicode,
$clientunicode,$clientos) = &decode_user_agent($r);	$clientos,$clientmobile,$clientinfo,$clientosversion) = &decode_user_agent($r);

# ------------------------------------------------------------- Get environment	# ------------------------------------------------------------- Get environment

Line 13920 sub init_user_environment {	Line 14939 sub init_user_environment {
"browser.mathml" => $clientmathml,	"browser.mathml" => $clientmathml,
"browser.unicode" => $clientunicode,	"browser.unicode" => $clientunicode,
"browser.os" => $clientos,	"browser.os" => $clientos,
	"browser.mobile" => $clientmobile,
	"browser.info" => $clientinfo,
	"browser.osversion" => $clientosversion,
"server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},	"server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
"request.course.fn" => '',	"request.course.fn" => '',
"request.course.uri" => '',	"request.course.uri" => '',
Line 13939 sub init_user_environment {	Line 14961 sub init_user_environment {
$env{'browser.interface'}=$form->{'interface'};	$env{'browser.interface'}=$form->{'interface'};
}	}

	if ($form->{'iptoken'}) {
	my $lonhost = $r->dir_config('lonHostID');
	$initial_env{"user.noloadbalance"} = $lonhost;
	$env{'user.noloadbalance'} = $lonhost;
	}

my %is_adv = ( is_adv => $env{'user.adv'} );	my %is_adv = ( is_adv => $env{'user.adv'} );
my %domdef;	my %domdef;
unless ($domain eq 'public') {	unless ($domain eq 'public') {
Line 13951 sub init_user_environment {	Line 14979 sub init_user_environment {
undef,\%userenv,\%domdef,\%is_adv);	undef,\%userenv,\%domdef,\%is_adv);
}	}

foreach my $crstype ('official','unofficial','community') {	foreach my $crstype ('official','unofficial','community','textbook') {
$userenv{'canrequest.'.$crstype} =	$userenv{'canrequest.'.$crstype} =
&Apache::lonnet::usertools_access($username,$domain,$crstype,	&Apache::lonnet::usertools_access($username,$domain,$crstype,
'reload','requestcourses',	'reload','requestcourses',
Line 14056 sub clean_symb {	Line 15084 sub clean_symb {
return ($symb,$enc);	return ($symb,$enc);
}	}

sub build_release_hashes {	############################################################
my ($checkparms,$checkresponsetypes,$checkcrstypes,$anonsurvey,$randomizetry) = @_;	############################################################
return unless((ref($checkparms) eq 'HASH') && (ref($checkresponsetypes) eq 'HASH') &&
(ref($checkcrstypes) eq 'HASH') && (ref($anonsurvey) eq 'HASH') &&	=pod
(ref($randomizetry) eq 'HASH'));
foreach my $key (keys(%Apache::lonnet::needsrelease)) {	=head1 Routines for building display used to search for courses
my ($item,$name,$value) = split(/:/,$key);
if ($item eq 'parameter') {
if (ref($checkparms->{$name}) eq 'ARRAY') {	=over 4
unless(grep(/^\Q$name\E$/,@{$checkparms->{$name}})) {
push(@{$checkparms->{$name}},$value);	=item * &build_filters()
}
	Create markup for a table used to set filters to use when selecting
	courses in a domain. Used by lonpickcourse.pm, lonmodifycourse.pm
	and quotacheck.pl


	Inputs:

	filterlist - anonymous array of fields to include as potential filters

	crstype - course type

	roleelement - fifth arg in selectcourse_link() populates fifth arg in javascript: opencrsbrowser() function, used
	to pop-open a course selector (will contain "extra element").

	multelement - if multiple course selections will be allowed, this will be a hidden form element: name: multiple; value: 1

	filter - anonymous hash of criteria and their values

	action - form action

	numfiltersref - ref to scalar (count of number of elements in institutional codes -- e.g., 4 for year, semester, department, and number)

	caller - caller context (e.g., set to 'modifycourse' when routine is called from lonmodifycourse.pm)

	cloneruname - username of owner of new course who wants to clone

	clonerudom - domain of owner of new course who wants to clone

	typeelem - text to use for left column in row containing course type (i.e., Course, Community or Course/Community)

	codetitlesref - reference to array of titles of components in institutional codes (official courses)

	codedom - domain

	formname - value of form element named "form".

	fixeddom - domain, if fixed.

	prevphase - value to assign to form element named "phase" when going back to the previous screen

	cnameelement - name of form element in form on opener page which will receive title of selected course

	cnumelement - name of form element in form on opener page which will receive courseID of selected course

	cdomelement - name of form element in form on opener page which will receive domain of selected course

	setroles - includes access constraint identifier when setting a roles-based condition for acces to a portfolio file

	clonetext - hidden form elements containing list of courses cloneable by intended course owner when DC creates a course

	clonewarning - warning message about missing information for intended course owner when DC creates a course


	Returns: $output - HTML for display of search criteria, and hidden form elements.


	Side Effects: None

	=cut

	# ---------------------------------------------- search for courses based on last activity etc.

	sub build_filters {
	my ($filterlist,$crstype,$roleelement,$multelement,$filter,$action,
	$numtitlesref,$caller,$cloneruname,$clonerudom,$typeelement,
	$codetitlesref,$codedom,$formname,$fixeddom,$prevphase,
	$cnameelement,$cnumelement,$cdomelement,$setroles,
	$clonetext,$clonewarning) = @_;
	my ($list,$jscript);
	my $onchange = 'javascript:updateFilters(this)';
	my ($domainselectform,$sincefilterform,$createdfilterform,
	$ownerdomselectform,$persondomselectform,$instcodeform,
	$typeselectform,$instcodetitle);
	if ($formname eq '') {
	$formname = $caller;
	}
	foreach my $item (@{$filterlist}) {
	unless (($item eq 'descriptfilter') \|\| ($item eq 'instcodefilter') \|\|
	($item eq 'sincefilter') \|\| ($item eq 'createdfilter')) {
	if ($item eq 'domainfilter') {
	$filter->{$item} = &LONCAPA::clean_domain($filter->{$item});
	} elsif ($item eq 'coursefilter') {
	$filter->{$item} = &LONCAPA::clean_courseid($filter->{$item});
	} elsif ($item eq 'ownerfilter') {
	$filter->{$item} = &LONCAPA::clean_username($filter->{$item});
	} elsif ($item eq 'ownerdomfilter') {
	$filter->{'ownerdomfilter'} =
	&LONCAPA::clean_domain($filter->{$item});
	$ownerdomselectform = &select_dom_form($filter->{'ownerdomfilter'},
	'ownerdomfilter',1);
	} elsif ($item eq 'personfilter') {
	$filter->{$item} = &LONCAPA::clean_username($filter->{$item});
	} elsif ($item eq 'persondomfilter') {
	$persondomselectform = &select_dom_form($filter->{'persondomfilter'},
	'persondomfilter',1);
} else {	} else {
push(@{$checkparms->{$name}},$value);	$filter->{$item} =~ s/\W//g;
}	}
} elsif ($item eq 'resourcetag') {	if (!$filter->{$item}) {
if ($name eq 'responsetype') {	$filter->{$item} = '';
$checkresponsetypes->{$value} = $Apache::lonnet::needsrelease{$key}
}	}
} elsif ($item eq 'course') {	}
if ($name eq 'crstype') {	if ($item eq 'domainfilter') {
$checkcrstypes->{$value} = $Apache::lonnet::needsrelease{$key};	my $allow_blank = 1;
	if ($formname eq 'portform') {
	$allow_blank=0;
	} elsif ($formname eq 'studentform') {
	$allow_blank=0;
	}
	if ($fixeddom) {
	$domainselectform = '<input type="hidden" name="domainfilter"'.
	' value="'.$codedom.'" />'.
	&Apache::lonnet::domain($codedom,'description');
	} else {
	$domainselectform = &select_dom_form($filter->{$item},
	'domainfilter',
	$allow_blank,'',$onchange);
}	}
	} else {
	$list->{$item} = &HTML::Entities::encode($filter->{$item},'<>&"');
}	}
}	}
($anonsurvey->{major},$anonsurvey->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:anonsurvey'});
($randomizetry->{major},$randomizetry->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:randomizetry'});	# last course activity filter and selection
	$sincefilterform = &timebased_select_form('sincefilter',$filter);

	# course created filter and selection
	if (exists($filter->{'createdfilter'})) {
	$createdfilterform = &timebased_select_form('createdfilter',$filter);
	}

	my %lt = &Apache::lonlocal::texthash(
	'cac' => "$crstype Activity",
	'ccr' => "$crstype Created",
	'cde' => "$crstype Title",
	'cdo' => "$crstype Domain",
	'ins' => 'Institutional Code',
	'inc' => 'Institutional Categorization',
	'cow' => "$crstype Owner/Co-owner",
	'cop' => "$crstype Personnel Includes",
	'cog' => 'Type',
	);

	if (($formname eq 'ccrs') \|\| ($formname eq 'requestcrs')) {
	my $typeval = 'Course';
	if ($crstype eq 'Community') {
	$typeval = 'Community';
	}
	$typeselectform = '<input type="hidden" name="type" value="'.$typeval.'" />';
	} else {
	$typeselectform = '<select name="type" size="1"';
	if ($onchange) {
	$typeselectform .= ' onchange="'.$onchange.'"';
	}
	$typeselectform .= '>'."\n";
	foreach my $posstype ('Course','Community') {
	$typeselectform.='<option value="'.$posstype.'"'.
	($posstype eq $crstype ? ' selected="selected" ' : ''). ">".&mt($posstype)."</option>\n";
	}
	$typeselectform.="</select>";
	}

	my ($cloneableonlyform,$cloneabletitle);
	if (exists($filter->{'cloneableonly'})) {
	my $cloneableon = '';
	my $cloneableoff = ' checked="checked"';
	if ($filter->{'cloneableonly'}) {
	$cloneableon = $cloneableoff;
	$cloneableoff = '';
	}
	$cloneableonlyform = '<span class="LC_nobreak"><label><input type="radio" name="cloneableonly" value="1" '.$cloneableon.'/> '.&mt('Required').'</label>'.(' 'x3).'<label><input type="radio" name="cloneableonly" value="" '.$cloneableoff.' /> '.&mt('No restriction').'</label></span>';
	if ($formname eq 'ccrs') {
	$cloneabletitle = &mt('Cloneable for [_1]',$cloneruname.':'.$clonerudom);
	} else {
	$cloneabletitle = &mt('Cloneable by you');
	}
	}
	my $officialjs;
	if ($crstype eq 'Course') {
	if (exists($filter->{'instcodefilter'})) {
	# if (($fixeddom) \|\| ($formname eq 'requestcrs') \|\|
	# ($formname eq 'modifycourse') \|\| ($formname eq 'filterpicker')) {
	if ($codedom) {
	$officialjs = 1;
	($instcodeform,$jscript,$$numtitlesref) =
	&Apache::courseclassifier::instcode_selectors($codedom,'filterpicker',
	$officialjs,$codetitlesref);
	if ($jscript) {
	$jscript = '<script type="text/javascript">'."\n".
	'// <![CDATA['."\n".
	$jscript."\n".
	'// ]]>'."\n".
	'</script>'."\n";
	}
	}
	if ($instcodeform eq '') {
	$instcodeform =
	'<input type="text" name="instcodefilter" size="10" value="'.
	$list->{'instcodefilter'}.'" />';
	$instcodetitle = $lt{'ins'};
	} else {
	$instcodetitle = $lt{'inc'};
	}
	if ($fixeddom) {
	$instcodetitle .= '<br />('.$codedom.')';
	}
	}
	}
	my $output = qq\|
	<form method="post" name="filterpicker" action="$action">
	<input type="hidden" name="form" value="$formname" />
	\|;
	if ($formname eq 'modifycourse') {
	$output .= '<input type="hidden" name="phase" value="courselist" />'."\n".
	'<input type="hidden" name="prevphase" value="'.
	$prevphase.'" />'."\n";
	} elsif ($formname eq 'quotacheck') {
	$output .= qq\|
	<input type="hidden" name="sortby" value="" />
	<input type="hidden" name="sortorder" value="" />
	\|;
	} else {
	my $name_input;
	if ($cnameelement ne '') {
	$name_input = '<input type="hidden" name="cnameelement" value="'.
	$cnameelement.'" />';
	}
	$output .= qq\|
	<input type="hidden" name="cnumelement" value="$cnumelement" />
	<input type="hidden" name="cdomelement" value="$cdomelement" />
	$name_input
	$roleelement
	$multelement
	$typeelement
	\|;
	if ($formname eq 'portform') {
	$output .= '<input type="hidden" name="setroles" value="'.$setroles.'" />'."\n";
	}
	}
	if ($fixeddom) {
	$output .= '<input type="hidden" name="fixeddom" value="'.$fixeddom.'" />'."\n";
	}
	$output .= "<br />\n".&Apache::lonhtmlcommon::start_pick_box();
	if ($sincefilterform) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cac'})
	.$sincefilterform
	.&Apache::lonhtmlcommon::row_closure();
	}
	if ($createdfilterform) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'ccr'})
	.$createdfilterform
	.&Apache::lonhtmlcommon::row_closure();
	}
	if ($domainselectform) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cdo'})
	.$domainselectform
	.&Apache::lonhtmlcommon::row_closure();
	}
	if ($typeselectform) {
	if (($formname eq 'ccrs') \|\| ($formname eq 'requestcrs')) {
	$output .= $typeselectform;
	} else {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cog'})
	.$typeselectform
	.&Apache::lonhtmlcommon::row_closure();
	}
	}
	if ($instcodeform) {
	$output .= &Apache::lonhtmlcommon::row_title($instcodetitle)
	.$instcodeform
	.&Apache::lonhtmlcommon::row_closure();
	}
	if (exists($filter->{'ownerfilter'})) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cow'}).
	'<table><tr><td>'.&mt('Username').'<br />'.
	'<input type="text" name="ownerfilter" size="20" value="'.
	$list->{'ownerfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
	$ownerdomselectform.'</td></tr></table>'.
	&Apache::lonhtmlcommon::row_closure();
	}
	if (exists($filter->{'personfilter'})) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cop'}).
	'<table><tr><td>'.&mt('Username').'<br />'.
	'<input type="text" name="personfilter" size="20" value="'.
	$list->{'personfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
	$persondomselectform.'</td></tr></table>'.
	&Apache::lonhtmlcommon::row_closure();
	}
	if (exists($filter->{'coursefilter'})) {
	$output .= &Apache::lonhtmlcommon::row_title(&mt('LON-CAPA course ID'))
	.'<input type="text" name="coursefilter" size="25" value="'
	.$list->{'coursefilter'}.'" />'
	.&Apache::lonhtmlcommon::row_closure();
	}
	if ($cloneableonlyform) {
	$output .= &Apache::lonhtmlcommon::row_title($cloneabletitle).
	$cloneableonlyform.&Apache::lonhtmlcommon::row_closure();
	}
	if (exists($filter->{'descriptfilter'})) {
	$output .= &Apache::lonhtmlcommon::row_title($lt{'cde'})
	.'<input type="text" name="descriptfilter" size="40" value="'
	.$list->{'descriptfilter'}.'" />'
	.&Apache::lonhtmlcommon::row_closure(1);
	}
	$output .= &Apache::lonhtmlcommon::end_pick_box().'<p>'.$clonetext."\n".
	'<input type="hidden" name="updater" value="" />'."\n".
	'<input type="submit" name="gosearch" value="'.
	&mt('Search').'" /></p>'."\n".'</form>'."\n".'<hr />'."\n";
	return $jscript.$clonewarning.$output;
	}

	=pod

	=item * &timebased_select_form()

	Create markup for a dropdown list used to select a time-based
	filter e.g., Course Activity, Course Created, when searching for courses
	or communities

	Inputs:

	item - name of form element (sincefilter or createdfilter)

	filter - anonymous hash of criteria and their values

	Returns: HTML for a select box contained a blank, then six time selections,
	with value set in incoming form variables currently selected.

	Side Effects: None

	=cut

	sub timebased_select_form {
	my ($item,$filter) = @_;
	if (ref($filter) eq 'HASH') {
	$filter->{$item} =~ s/[^\d-]//g;
	if (!$filter->{$item}) { $filter->{$item}=-1; }
	return &select_form(
	$filter->{$item},
	$item,
	{ '-1' => '',
	'86400' => &mt('today'),
	'604800' => &mt('last week'),
	'2592000' => &mt('last month'),
	'7776000' => &mt('last three months'),
	'15552000' => &mt('last six months'),
	'31104000' => &mt('last year'),
	'select_form_order' =>
	['-1','86400','604800','2592000','7776000',
	'15552000','31104000']});
	}
	}

	=pod

	=item * &js_changer()

	Create script tag containing Javascript used to submit course search form
	when course type or domain is changed, and also to hide 'Searching ...' on
	page load completion for page showing search result.

	Inputs: None

	Returns: markup containing updateFilters() and hideSearching() javascript functions.

	Side Effects: None

	=cut

	sub js_changer {
	return <<ENDJS;
	<script type="text/javascript">
	// <![CDATA[
	function updateFilters(caller) {
	if (typeof(caller) != "undefined") {
	document.filterpicker.updater.value = caller.name;
	}
	document.filterpicker.submit();
	}

	function hideSearching() {
	if (document.getElementById('searching')) {
	document.getElementById('searching').style.display = 'none';
	}
return;	return;
}	}

	// ]]>
	</script>

	ENDJS
	}

	=pod

	=item * &search_courses()

	Process selected filters form course search form and pass to lonnet::courseiddump
	to retrieve a hash for which keys are courseIDs which match the selected filters.

	Inputs:

	dom - domain being searched

	type - course type ('Course' or 'Community' or '.' if any).

	filter - anonymous hash of criteria and their values

	numtitles - for institutional codes - number of categories

	cloneruname - optional username of new course owner

	clonerudom - optional domain of new course owner

	domcloner - optional "domcloner" flag; has value=1 if user has ccc priv in domain being filtered by,
	(used when DC is using course creation form)

	codetitles - reference to array of titles of components in institutional codes (official courses).

	cc_clone - escaped comma separated list of courses for which course cloner has active CC role
	(and so can clone automatically)

	reqcrsdom - domain of new course, where search_courses is used to identify potential courses to clone

	reqinstcode - institutional code of new course, where search_courses is used to identify potential
	courses to clone

	Returns: %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type.


	Side Effects: None

	=cut


	sub search_courses {
	my ($dom,$type,$filter,$numtitles,$cloneruname,$clonerudom,$domcloner,$codetitles,
	$cc_clone,$reqcrsdom,$reqinstcode) = @_;
	my (%courses,%showcourses,$cloner);
	if (($filter->{'ownerfilter'} ne '') \|\|
	($filter->{'ownerdomfilter'} ne '')) {
	$filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'.
	$filter->{'ownerdomfilter'};
	}
	foreach my $item ('descriptfilter','coursefilter','combownerfilter') {
	if (!$filter->{$item}) {
	$filter->{$item}='.';
	}
	}
	my $now = time;
	my $timefilter =
	($filter->{'sincefilter'}==-1?1:$now-$filter->{'sincefilter'});
	my ($createdbefore,$createdafter);
	if (($filter->{'createdfilter'} ne '') && ($filter->{'createdfilter'} !=-1)) {
	$createdbefore = $now;
	$createdafter = $now-$filter->{'createdfilter'};
	}
	my ($instcodefilter,$regexpok);
	if ($numtitles) {
	if ($env{'form.official'} eq 'on') {
	$instcodefilter =
	&Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles);
	$regexpok = 1;
	} elsif ($env{'form.official'} eq 'off') {
	$instcodefilter = &Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles);
	unless ($instcodefilter eq '') {
	$regexpok = -1;
	}
	}
	} else {
	$instcodefilter = $filter->{'instcodefilter'};
	}
	if ($instcodefilter eq '') { $instcodefilter = '.'; }
	if ($type eq '') { $type = '.'; }

	if (($clonerudom ne '') && ($cloneruname ne '')) {
	$cloner = $cloneruname.':'.$clonerudom;
	}
	%courses = &Apache::lonnet::courseiddump($dom,
	$filter->{'descriptfilter'},
	$timefilter,
	$instcodefilter,
	$filter->{'combownerfilter'},
	$filter->{'coursefilter'},
	undef,undef,$type,$regexpok,undef,undef,
	undef,undef,$cloner,$cc_clone,
	$filter->{'cloneableonly'},
	$createdbefore,$createdafter,undef,
	$domcloner,undef,$reqcrsdom,$reqinstcode);
	if (($filter->{'personfilter'} ne '') && ($filter->{'persondomfilter'} ne '')) {
	my $ccrole;
	if ($type eq 'Community') {
	$ccrole = 'co';
	} else {
	$ccrole = 'cc';
	}
	my %rolehash = &Apache::lonnet::get_my_roles($filter->{'personfilter'},
	$filter->{'persondomfilter'},
	'userroles',undef,
	[$ccrole,'in','ad','ep','ta','cr'],
	$dom);
	foreach my $role (keys(%rolehash)) {
	my ($cnum,$cdom,$courserole) = split(':',$role);
	my $cid = $cdom.'_'.$cnum;
	if (exists($courses{$cid})) {
	if (ref($courses{$cid}) eq 'HASH') {
	if (ref($courses{$cid}{roles}) eq 'ARRAY') {
	if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) {
	push (@{$courses{$cid}{roles}},$courserole);
	}
	} else {
	$courses{$cid}{roles} = [$courserole];
	}
	$showcourses{$cid} = $courses{$cid};
	}
	}
	}
	%courses = %showcourses;
	}
	return %courses;
	}

	=pod

	=back

	=head1 Routines for version requirements for current course.

	=over 4

	=item * &check_release_required()

	Compares required LON-CAPA version with version on server, and
	if required version is newer looks for a server with the required version.

	Looks first at servers in user's owen domain; if none suitable, looks at
	servers in course's domain are permitted to host sessions for user's domain.

	Inputs:

	$loncaparev - Version on current server (format: Major.Minor.Subrelease-datestamp)

	$courseid - Course ID of current course

	$rolecode - User's current role in course (for switchserver query string).

	$required - LON-CAPA version needed by course (format: Major.Minor).


	Returns:

	$switchserver - query string tp append to /adm/switchserver call (if
	current server's LON-CAPA version is too old.

	$warning - Message is displayed if no suitable server could be found.

	=cut

	sub check_release_required {
	my ($loncaparev,$courseid,$rolecode,$required) = @_;
	my ($switchserver,$warning);
	if ($required ne '') {
	my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/);
	my ($major,$minor) = ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
	if ($reqdmajor ne '' && $reqdminor ne '') {
	my $otherserver;
	if (($major eq '' && $minor eq '') \|\|
	(($reqdmajor > $major) \|\| (($reqdmajor == $major) && ($reqdminor > $minor)))) {
	my ($userdomserver) = &Apache::lonnet::choose_server($env{'user.domain'},undef,$required,1);
	my $switchlcrev =
	&Apache::lonnet::get_server_loncaparev($env{'user.domain'},
	$userdomserver);
	my ($swmajor,$swminor) = ($switchlcrev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
	if (($swmajor eq '' && $swminor eq '') \|\| ($reqdmajor > $swmajor) \|\|
	(($reqdmajor == $swmajor) && ($reqdminor > $swminor))) {
	my $cdom = $env{'course.'.$courseid.'.domain'};
	if ($cdom ne $env{'user.domain'}) {
	my ($coursedomserver,$coursehostname) = &Apache::lonnet::choose_server($cdom,undef,$required,1);
	my $serverhomeID = &Apache::lonnet::get_server_homeID($coursehostname);
	my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
	my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
	my %udomdefaults = &Apache::lonnet::get_domain_defaults($env{'user.domain'});
	my $remoterev = &Apache::lonnet::get_server_loncaparev($serverhomedom,$coursedomserver);
	my $canhost =
	&Apache::lonnet::can_host_session($env{'user.domain'},
	$coursedomserver,
	$remoterev,
	$udomdefaults{'remotesessions'},
	$defdomdefaults{'hostedsessions'});

	if ($canhost) {
	$otherserver = $coursedomserver;
	} else {
	$warning = &mt('Requires LON-CAPA version [_1].',$env{'course.'.$courseid.'.internal.releaserequired'}).'<br />'. &mt("No suitable server could be found amongst servers in either your own domain or in the course's domain.");
	}
	} else {
	$warning = &mt('Requires LON-CAPA version [_1].',$env{'course.'.$courseid.'.internal.releaserequired'}).'<br />'.&mt("No suitable server could be found amongst servers in your own domain (which is also the course's domain).");
	}
	} else {
	$otherserver = $userdomserver;
	}
	}
	if ($otherserver ne '') {
	$switchserver = 'otherserver='.$otherserver.'&role='.$rolecode;
	}
	}
	}
	return ($switchserver,$warning);
	}

	=pod

	=item * &check_release_result()

	Inputs:

	$switchwarning - Warning message if no suitable server found to host session.

	$switchserver - query string to append to /adm/switchserver containing lonHostID
	and current role.

	Returns: HTML to display with information about requirement to switch server.
	Either displaying warning with link to Roles/Courses screen or
	display link to switchserver.

	=cut

	sub check_release_result {
	my ($switchwarning,$switchserver) = @_;
	my $output = &start_page('Selected course unavailable on this server').
	'<p class="LC_warning">';
	if ($switchwarning) {
	$output .= $switchwarning.'<br /><a href="/adm/roles">';
	if (&show_course()) {
	$output .= &mt('Display courses');
	} else {
	$output .= &mt('Display roles');
	}
	$output .= '</a>';
	} elsif ($switchserver) {
	$output .= &mt('This course requires a newer version of LON-CAPA than is installed on this server.').
	'<br />'.
	'<a href="/adm/switchserver?'.$switchserver.'">'.
	&mt('Switch Server').
	'</a>';
	}
	$output .= '</p>'.&end_page();
	return $output;
	}

	=pod

	=item * &needs_coursereinit()

	Determine if course contents stored for user's session needs to be
	refreshed, because content has changed since "Big Hash" last tied.

	Check for change is made if time last checked is more than 10 minutes ago
	(by default).

	Inputs:

	$loncaparev - Version on current server (format: Major.Minor.Subrelease-datestamp)

	$interval (optional) - Time which may elapse (in s) between last check for content
	change in current course. (default: 600 s).

	Returns: an array; first element is:

	=over 4

	'switch' - if content updates mean user's session
	needs to be switched to a server running a newer LON-CAPA version

	'update' - if course session needs to be refreshed (i.e., Big Hash needs to be reloaded)
	on current server hosting user's session

	'' - if no action required.

	=back

	If first item element is 'switch':

	second item is $switchwarning - Warning message if no suitable server found to host session.

	third item is $switchserver - query string to append to /adm/switchserver containing lonHostID
	and current role.

	otherwise: no other elements returned.

	=back

	=cut

	sub needs_coursereinit {
	my ($loncaparev,$interval) = @_;
	return() unless ($env{'request.course.id'} && $env{'request.course.tied'});
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $now = time;
	if ($interval eq '') {
	$interval = 600;
	}
	if (($now-$env{'request.course.timechecked'})>$interval) {
	my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
	&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
	if ($lastchange > $env{'request.course.tied'}) {
	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
	if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
	my $required = $env{'course.'.$cdom.'_'.$cnum.'.internal.releaserequired'};
	if ($curr_reqd_hash{'internal.releaserequired'} ne $required) {
	&Apache::lonnet::appenv({'course.'.$cdom.'_'.$cnum.'.internal.releaserequired' =>
	$curr_reqd_hash{'internal.releaserequired'}});
	my ($switchserver,$switchwarning) =
	&check_release_required($loncaparev,$cdom.'_'.$cnum,$env{'request.role'},
	$curr_reqd_hash{'internal.releaserequired'});
	if ($switchwarning ne '' \|\| $switchserver ne '') {
	return ('switch',$switchwarning,$switchserver);
	}
	}
	}
	return ('update');
	}
	}
	return ();
	}

sub update_content_constraints {	sub update_content_constraints {
my ($cdom,$cnum,$chome,$cid) = @_;	my ($cdom,$cnum,$chome,$cid) = @_;
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');	my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
Line 14123 sub update_content_constraints {	Line 15860 sub update_content_constraints {
return;	return;
}	}

	sub allmaps_incourse {
	my ($cdom,$cnum,$chome,$cid) = @_;
	if ($cdom eq '' \|\| $cnum eq '' \|\| $chome eq '' \|\| $cid eq '') {
	$cid = $env{'request.course.id'};
	$cdom = $env{'course.'.$cid.'.domain'};
	$cnum = $env{'course.'.$cid.'.num'};
	$chome = $env{'course.'.$cid.'.home'};
	}
	my %allmaps = ();
	my $lastchange =
	&Apache::lonnet::get_coursechange($cdom,$cnum);
	if ($lastchange > $env{'request.course.tied'}) {
	my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
	unless ($ferr) {
	&update_content_constraints($cdom,$cnum,$chome,$cid);
	}
	}
	my $navmap = Apache::lonnavmaps::navmap->new();
	if (defined($navmap)) {
	foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_map() },1,0,1)) {
	$allmaps{$res->src()} = 1;
	}
	}
	return \%allmaps;
	}

sub parse_supplemental_title {	sub parse_supplemental_title {
my ($title) = @_;	my ($title) = @_;

Line 14146 sub parse_supplemental_title {	Line 15909 sub parse_supplemental_title {
return $title;	return $title;
}	}

	sub recurse_supplemental {
	my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;
	if ($suppmap) {
	my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);
	if ($fatal) {
	$errors ++;
	} else {
	if ($#LONCAPA::map::resources > 0) {
	foreach my $res (@LONCAPA::map::resources) {
	my ($title,$src,$ext,$type,$status)=split(/\:/,$res);
	if (($src ne '') && ($status eq 'res')) {
	if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {
	($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors);
	} else {
	$numfiles ++;
	}
	}
	}
	}
	}
	}
	return ($numfiles,$errors);
	}

sub symb_to_docspath {	sub symb_to_docspath {
my ($symb) = @_;	my ($symb) = @_;
return unless ($symb);	return unless ($symb);
Line 14175 sub symb_to_docspath {	Line 15962 sub symb_to_docspath {
my $thistitle = $res->title();	my $thistitle = $res->title();
$path .= '&'.	$path .= '&'.
&Apache::lonhtmlcommon::entity_encode($thisurl).'&'.	&Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
&Apache::lonhtmlcommon::entity_encode($thistitle).	&escape($thistitle).
':'.$res->randompick().	':'.$res->randompick().
':'.$res->randomout().	':'.$res->randomout().
':'.$res->encrypted().	':'.$res->encrypted().
Line 14187 sub symb_to_docspath {	Line 15974 sub symb_to_docspath {
$path =~ s/^\&//;	$path =~ s/^\&//;
my $maptitle = $mapresobj->title();	my $maptitle = $mapresobj->title();
if ($mapurl eq 'default') {	if ($mapurl eq 'default') {
$maptitle = 'Main Course Documents';	$maptitle = 'Main Content';
}	}
$path .= (($path ne '')? '&' : '').	$path .= (($path ne '')? '&' : '').
&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.	&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($maptitle).	&escape($maptitle).
':'.$mapresobj->randompick().	':'.$mapresobj->randompick().
':'.$mapresobj->randomout().	':'.$mapresobj->randomout().
':'.$mapresobj->encrypted().	':'.$mapresobj->encrypted().
Line 14201 sub symb_to_docspath {	Line 15988 sub symb_to_docspath {
my $maptitle = &Apache::lonnet::gettitle($mapurl);	my $maptitle = &Apache::lonnet::gettitle($mapurl);
my $ispage = (($type eq 'page')? 1 : '');	my $ispage = (($type eq 'page')? 1 : '');
if ($mapurl eq 'default') {	if ($mapurl eq 'default') {
$maptitle = 'Main Course Documents';	$maptitle = 'Main Content';
}	}
$path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.	$path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($maptitle).':::::'.$ispage;	&escape($maptitle).':::::'.$ispage;
}	}
unless ($mapurl eq 'default') {	unless ($mapurl eq 'default') {
$path = 'default&'.	$path = 'default&'.
&Apache::lonhtmlcommon::entity_encode('Main Course Documents').	&escape('Main Content').
':::::&'.$path;	':::::&'.$path;
}	}
return $path;	return $path;
Line 14229 sub captcha_display {	Line 16016 sub captcha_display {
$error = 'recaptcha';	$error = 'recaptcha';
}	}
}	}
return ($output,$error);	return ($output,$error,$captcha);
}	}

sub captcha_response {	sub captcha_response {
Line 14305 sub create_captcha {	Line 16092 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".
&mt('Type in the letters/numbers shown below').' '.	&mt('Type in the letters/numbers shown below').' '.
'<input type="text" size="5" name="code" value="" /><br />'.	'<input type="text" size="5" name="code" value="" autocomplete="off" />'.
'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" />';	'<br />'.
	'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';
last;	last;
}	}
}	}
Line 14332 sub check_captcha {	Line 16120 sub check_captcha {
output_folder => $captcha_params{'output_dir'},	output_folder => $captcha_params{'output_dir'},
data_folder => $captcha_params{'db_dir'},	data_folder => $captcha_params{'db_dir'},
);	);
my $captcha_chk = $captcha->check_code($code,$md5sum);	$captcha_chk = $captcha->check_code($code,$md5sum);
my %captcha_hash = (	my %captcha_hash = (
0 => 'Code not checked (file error)',	0 => 'Code not checked (file error)',
-1 => 'Failed: code expired',	-1 => 'Failed: code expired',
Line 14347 sub check_captcha {	Line 16135 sub check_captcha {

sub create_recaptcha {	sub create_recaptcha {
my ($pubkey) = @_;	my ($pubkey) = @_;
	my $use_ssl;
	if ($ENV{'SERVER_PORT'} == 443) {
	$use_ssl = 1;
	}
my $captcha = Captcha::reCAPTCHA->new;	my $captcha = Captcha::reCAPTCHA->new;
return $captcha->get_options_setter({theme => 'white'})."\n".	return $captcha->get_options_setter({theme => 'white'})."\n".
$captcha->get_html($pubkey).	$captcha->get_html($pubkey,undef,$use_ssl).
&mt('If either word is hard to read, [_1] will replace them.',	&mt('If the text is hard to read, [_1] will replace them.',
'<image src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').	'<img src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').
'<br /><br />';	'<br /><br />';
}	}

Line 14372 sub check_recaptcha {	Line 16164 sub check_recaptcha {
return $captcha_chk;	return $captcha_chk;
}	}

=pod	sub emailusername_info {
	my @fields = ('firstname','lastname','institution','web','location','officialemail','id');
	my %titles = &Apache::lonlocal::texthash (
	lastname => 'Last Name',
	firstname => 'First Name',
	institution => 'School/college/university',
	location => "School's city, state/province, country",
	web => "School's web address",
	officialemail => 'E-mail address at institution (if different)',
	id => 'Student/Employee ID',
	);
	return (\@fields,\%titles);
	}

=back	sub cleanup_html {
	my ($incoming) = @_;
	my $outgoing;
	if ($incoming ne '') {
	$outgoing = $incoming;
	$outgoing =~ s/;/;/g;
	$outgoing =~ s/\#/#/g;
	$outgoing =~ s/\&/&/g;
	$outgoing =~ s/</</g;
	$outgoing =~ s/>/>/g;
	$outgoing =~ s/\(/&#040/g;
	$outgoing =~ s/\)/)/g;
	$outgoing =~ s/"/"/g;
	$outgoing =~ s/'/'/g;
	$outgoing =~ s/\$/$/g;
	$outgoing =~ s{/}{/}g;
	$outgoing =~ s/=/=/g;
	$outgoing =~ s/\\/\/g
	}
	return $outgoing;
	}

	# Checks for critical messages and returns a redirect url if one exists.
	# $interval indicates how often to check for messages.
	sub critical_redirect {
	my ($interval) = @_;
	if ((time-$env{'user.criticalcheck.time'})>$interval) {
	my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},
	$env{'user.name'});
	&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});
	my $redirecturl;
	if ($what[0]) {
	if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
	$redirecturl='/adm/email?critical=display';
	my $url=&Apache::lonnet::absolute_url().$redirecturl;
	return (1, $url);
	}
	}
	}
	return ();
	}

=cut	# Use:
	# my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
	#
	##################################################
	# password associated functions #
	##################################################
	sub des_keys {
	# Make a new key for DES encryption.
	# Each key has two parts which are returned separately.
	# Please note: Each key must be passed through the &hex function
	# before it is output to the web browser. The hex versions cannot
	# be used to decrypt.
	my @hexstr=('0','1','2','3','4','5','6','7',
	'8','9','a','b','c','d','e','f');
	my $lkey='';
	for (0..7) {
	$lkey.=$hexstr[rand(15)];
	}
	my $ukey='';
	for (0..7) {
	$ukey.=$hexstr[rand(15)];
	}
	return ($lkey,$ukey);
	}

	sub des_decrypt {
	my ($key,$cyphertext) = @_;
	my $keybin=pack("H16",$key);
	my $cypher;
	if ($Crypt::DES::VERSION>=2.03) {
	$cypher=new Crypt::DES $keybin;
	} else {
	$cypher=new DES $keybin;
	}
	my $plaintext=
	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
	$plaintext.=
	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
	$plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
	return $plaintext;
	}

1;	1;
__END__;	__END__;

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

Removed from v.1.1075.2.25
changed lines
	Added in v.1.1075.2.103