# The LearningOnline Network with CAPA
# handler for DC-only modifiable course settings
#
# $Id: lonmodifycourse.pm,v 1.105 2024/04/14 17:12:27 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
package Apache::lonmodifycourse;
use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet;
use Apache::loncommon;
use Apache::lonhtmlcommon;
use Apache::lonlocal;
use Apache::lonuserutils;
use Apache::loncreateuser;
use Apache::lonpickcourse;
use lib '/home/httpd/lib/perl';
use LONCAPA qw(:DEFAULT :match);
my $registered_cleanup;
my $modified_dom;
sub get_dc_settable {
my ($type,$cdom) = @_;
if ($type eq 'Community') {
return ('courseowner','selfenrollmgrdc','selfenrollmgrcc');
} else {
my @items = ('courseowner','coursecode','authtype','autharg','selfenrollmgrdc',
'selfenrollmgrcc','mysqltables');
if (&showcredits($cdom)) {
push(@items,'defaultcredits');
}
my %passwdconf = &Apache::lonnet::get_passwdconf($cdom);
if (($passwdconf{'crsownerchg'}) && ($type ne 'Placement')) {
push(@items,'nopasswdchg');
}
return @items;
}
}
sub autoenroll_keys {
my $internals = ['coursecode','courseowner','authtype','autharg','defaultcredits',
'autoadds','autodrops','autostart','autoend','sectionnums',
'crosslistings','co-owners','autodropfailsafe'];
my $accessdates = ['default_enrollment_start_date','default_enrollment_end_date'];
return ($internals,$accessdates);
}
sub catalog_settable {
my ($confhash,$type) = @_;
my @settable;
if (ref($confhash) eq 'HASH') {
if ($type eq 'Community') {
if ($confhash->{'togglecatscomm'} ne 'comm') {
push(@settable,'togglecats');
}
if ($confhash->{'categorizecomm'} ne 'comm') {
push(@settable,'categorize');
}
} elsif ($type eq 'Placement') {
if ($confhash->{'togglecatsplace'} ne 'place') {
push(@settable,'togglecats');
}
if ($confhash->{'categorizeplace'} ne 'place') {
push(@settable,'categorize');
}
} else {
if ($confhash->{'togglecats'} ne 'crs') {
push(@settable,'togglecats');
}
if ($confhash->{'categorize'} ne 'crs') {
push(@settable,'categorize');
}
}
} else {
push(@settable,('togglecats','categorize'));
}
return @settable;
}
sub get_enrollment_settings {
my ($cdom,$cnum) = @_;
my ($internals,$accessdates) = &autoenroll_keys();
my @items;
if ((ref($internals) eq 'ARRAY') && (ref($accessdates) eq 'ARRAY')) {
@items = map { 'internal.'.$_; } (@{$internals});
push(@items,@{$accessdates});
}
push(@items,'internal.nopasswdchg');
my %settings = &Apache::lonnet::get('environment',\@items,$cdom,$cnum);
my %enrollvar;
$enrollvar{'autharg'} = '';
$enrollvar{'authtype'} = '';
foreach my $item (keys(%settings)) {
if ($item =~ m/^internal\.(.+)$/) {
my $type = $1;
if ( ($type eq "autoadds") || ($type eq "autodrops") ) {
if ($settings{$item} == 1) {
$enrollvar{$type} = "ON";
} else {
$enrollvar{$type} = "OFF";
}
} elsif ( ($type eq "autostart") || ($type eq "autoend") ) {
if ( ($type eq "autoend") && ($settings{$item} == 0) ) {
$enrollvar{$type} = &mt('No end date');
} else {
$enrollvar{$type} = &Apache::lonlocal::locallocaltime($settings{$item});
}
} elsif (($type eq 'sectionnums') || ($type eq 'co-owners')) {
$enrollvar{$type} = $settings{$item};
$enrollvar{$type} =~ s/,/, /g;
} elsif ($type eq "authtype"
|| $type eq "autharg" || $type eq "coursecode"
|| $type eq "crosslistings" || $type eq "selfenrollmgr"
|| $type eq "autodropfailsafe" || $type eq 'nopasswdchg') {
$enrollvar{$type} = $settings{$item};
} elsif ($type eq 'defaultcredits') {
if (&showcredits($cdom)) {
$enrollvar{$type} = $settings{$item};
}
} elsif ($type eq 'courseowner') {
if ($settings{$item} =~ /^[^:]+:[^:]+$/) {
$enrollvar{$type} = $settings{$item};
} else {
if ($settings{$item} ne '') {
$enrollvar{$type} = $settings{$item}.':'.$cdom;
}
}
}
} elsif ($item =~ m/^default_enrollment_(start|end)_date$/) {
my $type = $1;
if ( ($type eq 'end') && ($settings{$item} == 0) ) {
$enrollvar{$item} = &mt('No end date');
} elsif ( ($type eq 'start') && ($settings{$item} eq '') ) {
$enrollvar{$item} = 'When enrolled';
} else {
$enrollvar{$item} = &Apache::lonlocal::locallocaltime($settings{$item});
}
}
}
return %enrollvar;
}
sub print_course_search_page {
my ($r,$dom,$domdesc) = @_;
my $action = '/adm/modifycourse';
my $type = $env{'form.type'};
if (!defined($env{'form.type'})) {
$type = 'Course';
}
&print_header($r,$type);
my ($filterlist,$filter) = &get_filters($dom);
my ($numtitles,$cctitle,$dctitle,@codetitles);
my $ccrole = 'cc';
if ($type eq 'Community') {
$ccrole = 'co';
}
$cctitle = &Apache::lonnet::plaintext($ccrole,$type);
$dctitle = &Apache::lonnet::plaintext('dc');
$r->print(&Apache::loncommon::js_changer());
if ($type eq 'Community') {
$r->print('
'.&mt('Search for a community in the [_1] domain',$domdesc).'
');
} elsif ($type eq 'Placement') {
$r->print('
'.&mt('Search for a placement test in the [_1] domain',$domdesc).'
');
} else {
$r->print('
'.&mt('Search for a course in the [_1] domain',$domdesc).'
');
}
$r->print(&Apache::loncommon::build_filters($filterlist,$type,undef,undef,$filter,$action,
\$numtitles,'modifycourse',undef,undef,undef,
\@codetitles,$dom));
my ($actiontext,$roleoption,$settingsoption);
if ($type eq 'Community') {
$actiontext = &mt('Actions available after searching for a community:');
} elsif ($type eq 'Placement') {
$actiontext = &mt('Actions available after searching for a placement test:')
} else {
$actiontext = &mt('Actions available after searching for a course:');
}
if (&Apache::lonnet::allowed('ccc',$dom)) {
if ($type eq 'Community') {
$roleoption = &mt('Enter the community with the role of [_1]',$cctitle);
$settingsoption = &mt('View or modify community settings which only a [_1] may modify.',$dctitle);
} elsif ($type eq 'Placement') {
$roleoption = &mt('Enter the placement test with the role of [_1]',$cctitle);
$settingsoption = &mt('View or modify placement test settings which only a [_1] may modify.',$dctitle);
} else {
$roleoption = &mt('Enter the course with the role of [_1]',$cctitle);
$settingsoption = &mt('View or modify course settings which only a [_1] may modify.',$dctitle);
}
} elsif (&Apache::lonnet::allowed('rar',$dom)) {
my ($roles_by_num,$description,$accessref,$accessinfo) = &Apache::lonnet::get_all_adhocroles($dom);
if ((ref($roles_by_num) eq 'ARRAY') && (ref($description) eq 'HASH')) {
if (@{$roles_by_num} > 1) {
if ($type eq 'Community') {
$roleoption = &mt('Enter the community with one of the available ad hoc roles');
} elsif ($type eq 'Placement') {
$roleoption = &mt('Enter the placement test with one of the available ad hoc roles.');
} else {
$roleoption = &mt('Enter the course with one of the available ad hoc roles.');
}
} else {
my $rolename = $description->{$roles_by_num->[0]};
if ($type eq 'Community') {
$roleoption = &mt('Enter the community with the ad hoc role of: [_1]',$rolename);
} elsif ($type eq 'Placement') {
$roleoption = &mt('Enter the placement test with the ad hoc role of: [_1]',$rolename);
} else {
$roleoption = &mt('Enter the course with the ad hoc role of: [_1]',$rolename);
}
}
}
if ($type eq 'Community') {
$settingsoption = &mt('View community settings which only a [_1] may modify.',$dctitle);
} elsif ($type eq 'Placement') {
$settingsoption = &mt('View placement test settings which only a [_1] may modify.',$dctitle);
} else {
$settingsoption = &mt('View course settings which only a [_1] may modify.',$dctitle);
}
}
$r->print($actiontext.'
');
if ($roleoption) {
$r->print('
'.$roleoption.'
'."\n");
}
$r->print('
'.$settingsoption.'
'."\n".'
');
return;
}
sub print_course_selection_page {
my ($r,$dom,$domdesc,$permission) = @_;
my $type = $env{'form.type'};
if (!defined($type)) {
$type = 'Course';
}
&print_header($r,$type);
if ($permission->{'adhocrole'} eq 'custom') {
my %lt = &Apache::lonlocal::texthash(
title => 'Ad hoc role selection',
preamble => 'Please choose an ad hoc role in the course.',
cancel => 'Click "OK" to enter the course, or "Cancel" to choose a different course.',
);
my %jslt = &Apache::lonlocal::texthash (
none => 'You are not eligible to use an ad hoc role for the selected course',
ok => 'OK',
exit => 'Cancel',
);
&js_escape(\%jslt);
$r->print(<<"END");
$lt{'preamble'}
$lt{'cancel'}
END
} elsif ($permission->{'adhocrole'} eq 'coord') {
$r->print(<<"END");
END
}
# Criteria for course search
my ($filterlist,$filter) = &get_filters();
my $action = '/adm/modifycourse';
my $dctitle = &Apache::lonnet::plaintext('dc');
my ($numtitles,@codetitles);
$r->print(&Apache::loncommon::js_changer());
$r->print(&mt('Revise your search criteria for this domain').' ('.$domdesc.'). ');
$r->print(&Apache::loncommon::build_filters($filterlist,$type,undef,undef,$filter,$action,
\$numtitles,'modifycourse',undef,undef,undef,
\@codetitles,$dom,$env{'form.form'}));
my %courses = &Apache::loncommon::search_courses($dom,$type,$filter,$numtitles,
undef,undef,undef,\@codetitles);
&Apache::lonpickcourse::display_matched_courses($r,$type,0,$action,undef,undef,undef,
$dom,undef,%courses);
return;
}
sub get_filters {
my ($dom) = @_;
my @filterlist = ('descriptfilter','instcodefilter','ownerfilter',
'ownerdomfilter','coursefilter','sincefilter');
# created filter
my $loncaparev = &Apache::lonnet::get_server_loncaparev($dom);
if ($loncaparev ne 'unknown_cmd') {
push(@filterlist,'createdfilter');
}
my %filter;
foreach my $item (@filterlist) {
$filter{$item} = $env{'form.'.$item};
}
return (\@filterlist,\%filter);
}
sub print_modification_menu {
my ($r,$cdesc,$domdesc,$dom,$type,$cid,$coursehash,$permission) = @_;
&print_header($r,$type);
my ($ccrole,$categorytitle,$setquota_text,$setuploadquota_text,$cdom,$cnum,
$extendedtype);
if (ref($coursehash) eq 'HASH') {
$cdom = $coursehash->{'domain'};
$cnum = $coursehash->{'num'};
} else {
($cdom,$cnum) = split(/_/,$cid);
}
if ($type eq 'Community') {
$ccrole = 'co';
} else {
$ccrole = 'cc';
}
my %linktext;
if ($permission->{'setparms'} eq 'edit') {
%linktext = (
'setquota' => 'View/Modify quotas for group portfolio files, and for uploaded content',
'setanon' => 'View/Modify responders threshold for anonymous survey submissions display',
'selfenroll' => 'View/Modify Self-Enrollment configuration',
'setpostsubmit' => 'View/Modify submit button behavior, post-submission',
'setltiauth' => 'View/Modify re-authentication requirement for LTI launch of deep-linked item',
'setexttool' => 'View/Modify External Tools permissions',
'setcrsauthor' => 'View/Modify In-course Authoring permissions',
'setcrseditors' => 'View/Modify permitted course resource editors',
);
} else {
%linktext = (
'setquota' => 'View quotas for group portfolio files, and for uploaded content',
'setanon' => 'View responders threshold for anonymous survey submissions display',
'selfenroll' => 'View Self-Enrollment configuration',
'setpostsubmit' => 'View submit button behavior, post-submission',
'setltiauth' => 'View re-authentication requirement for LTI launch of deep-linked item',
'setexttool' => 'View External Tools permissions',
'setcrsauthor' => 'View In-course Authoring permissions',
'setcrseditors' => 'View permitted course resource editors',
);
}
if ($type eq 'Community') {
if ($permission->{'setparms'} eq 'edit') {
$categorytitle = 'View/Modify Community Settings';
$linktext{'setparms'} = 'View/Modify community owner, self-enrollment and table lifetime';
$linktext{'catsettings'} = 'View/Modify catalog settings for community';
} else {
$categorytitle = 'View Community Settings';
$linktext{'setparms'} = 'View community owner, self-enrollment and table lifetime';
$linktext{'catsettings'} = 'View catalog settings for community';
}
$setquota_text = &mt('Total disk space allocated for storage of portfolio files in all groups in a community.');
$setuploadquota_text = &mt('Disk space allocated for storage of content uploaded directly to a community via Content Editor.');
} else {
if ($permission->{'setparms'} eq 'edit') {
$categorytitle = 'View/Modify Course Settings';
$linktext{'catsettings'} = 'View/Modify catalog settings for course';
if (($type ne 'Placement') && (&showcredits($dom))) {
$linktext{'setparms'} = 'View/Modify course owner, institutional code, default authentication, credits, self-enrollment and table lifetime';
} else {
$linktext{'setparms'} = 'View/Modify course owner, institutional code, default authentication, self-enrollment and table lifetime';
}
} else {
$categorytitle = 'View Course Settings';
$linktext{'catsettings'} = 'View catalog settings for course';
if (($type ne 'Placement') && (&showcredits($dom))) {
$linktext{'setparms'} = 'View course owner, institutional code, default authentication, credits, self-enrollment and table lifetime';
} else {
$linktext{'setparms'} = 'View course owner, institutional code, default authentication, self-enrollment and table lifetime';
}
}
$setquota_text = &mt('Total disk space allocated for storage of portfolio files in all groups in a course.');
$setuploadquota_text = &mt('Disk space allocated for storage of content uploaded directly to a course via Content Editor.');
my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.textbook'],
$cdom,$cnum);
$extendedtype = ucfirst(&Apache::lonuserutils::get_extended_type($cdom,$cnum,$type,\%settings));
}
my $anon_text = &mt('Responder threshold required to display anonymous survey submissions.');
my $postsubmit_text = &mt('Override defaults for submit button behavior post-submission for this specific course.');
my $mysqltables_text = &mt('Override default for lifetime of "temporary" MySQL tables containing student performance data.');
my $ltiauth_text = &mt('Override default for requirement for re-authentication for LTI-limited launch of deep-linked item.');
my $exttool_text = &mt('Override default permissions for external tools use for this specific course.');
$linktext{'viewparms'} = 'Display current settings for automated enrollment';
my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
my @additional_params = &catalog_settable($domconf{'coursecategories'},$type);
sub manage_selfenrollment {
my ($cdom,$cnum,$type,$coursehash,$permission) = @_;
if ($permission->{'selfenroll'}) {
my ($managed_by_cc,$managed_by_dc) = &Apache::lonuserutils::selfenrollment_administration($cdom,$cnum,$type,$coursehash);
if (ref($managed_by_dc) eq 'ARRAY') {
if (@{$managed_by_dc}) {
return 1;
}
}
}
return 0;
}
sub phaseurl {
my $phase = shift;
return "javascript:changePage(document.menu,'$phase')"
}
my @menu =
({ categorytitle => $categorytitle,
items => [
{
linktext => $linktext{'setparms'},
url => &phaseurl('setparms'),
permission => $permission->{'setparms'},
#help => '',
icon => 'crsconf.png',
linktitle => ''
},
{
linktext => $linktext{'setquota'},
url => &phaseurl('setquota'),
permission => $permission->{'setquota'},
#help => '',
icon => 'groupportfolioquota.png',
linktitle => ''
},
{
linktext => $linktext{'setanon'},
url => &phaseurl('setanon'),
permission => $permission->{'setanon'},
#help => '',
icon => 'anonsurveythreshold.png',
linktitle => ''
},
{
linktext => $linktext{'catsettings'},
url => &phaseurl('catsettings'),
permission => (($permission->{'catsettings'}) && (@additional_params > 0)),
#help => '',
icon => 'ccatconf.png',
linktitle => ''
},
{
linktext => $linktext{'viewparms'},
url => &phaseurl('viewparms'),
permission => ($permission->{'viewparms'} && ($type ne 'Community') && ($type ne 'Placement')),
#help => '',
icon => 'roles.png',
linktitle => ''
},
{
linktext => $linktext{'selfenroll'},
icon => 'self_enroll.png',
#help => 'Course_Self_Enrollment',
url => &phaseurl('selfenroll'),
permission => &manage_selfenrollment($cdom,$cnum,$type,$coursehash,$permission),
linktitle => 'Configure user self-enrollment.',
},
{
linktext => $linktext{'setpostsubmit'},
icon => 'emblem-readonly.png',
#help => '',
url => &phaseurl('setpostsubmit'),
permission => $permission->{'setpostsubmit'},
linktitle => '',
},
{
linktext => $linktext{'setltiauth'},
icon => 'system-lock-screen.png',
#help => '',
url => &phaseurl('setltiauth'),
permission => $permission->{'setltiauth'},
linktitle => '',
},
{
linktext => $linktext{'setexttool'},
icon => 'exttool.png',
#help => '',
url => &phaseurl('setexttool'),
permission => $permission->{'setexttool'},
linktitle => '',
},
{
linktext => $linktext{'setcrsauthor'},
icon => 'crsauthor.png',
#help => '',
url => &phaseurl('setcrsauthor'),
permission => $permission->{'setcrsauthor'},
linktitle => '',
},
{
linktext => $linktext{'setcrseditors'},
icon => 'crseditors.png',
#help => '',
url => &phaseurl('setcrseditors'),
permission => $permission->{'setcrseditors'},
linktitle => '',
},
]
},
);
$r->print(
'
'
.&mt($type).': '.$cdesc.''
.'
'."\n");
if ($extendedtype) {
$r->print('
'.&mt('Type').': '.&mt("$extendedtype $type").'
');
}
$r->print(
'');
return;
}
sub print_adhocrole_selected {
my ($r,$type,$permission) = @_;
&print_header($r,$type);
my ($cdom,$cnum) = split(/_/,$env{'form.pickedcourse'});
my ($newrole,$selectrole);
if ($permission->{'adhocrole'} eq 'coord') {
if ($type eq 'Community') {
$newrole = "co./$cdom/$cnum";
} else {
$newrole = "cc./$cdom/$cnum";
}
$selectrole = 1;
} elsif ($permission->{'adhocrole'} eq 'custom') {
my ($okroles,$description) = &Apache::lonnet::get_my_adhocroles($env{'form.pickedcourse'},1);
if (ref($okroles) eq 'ARRAY') {
my $possrole = $env{'form.adhocrole'};
if (($possrole ne '') && (grep(/^\Q$possrole\E$/,@{$okroles}))) {
my $confname = &Apache::lonnet::get_domainconfiguser($cdom);
$newrole = "cr/$cdom/$confname/$possrole./$cdom/$cnum";
$selectrole = 1;
}
}
}
if ($selectrole) {
$r->print('');
} else {
$r->print('');
}
return;
}
sub print_settings_display {
my ($r,$cdom,$cnum,$cdesc,$type,$permission) = @_;
my %enrollvar = &get_enrollment_settings($cdom,$cnum);
my %longtype = &course_settings_descrip($type);
my %lt = &Apache::lonlocal::texthash(
'valu' => 'Current value',
'cour' => 'Current settings are:',
'cose' => "Settings which control auto-enrollment using classlists from your institution's student information system fall into two groups:",
'dcon' => 'Modifiable only by Domain Coordinator',
'back' => 'Pick another action',
);
my $ccrole = 'cc';
if ($type eq 'Community') {
$ccrole = 'co';
}
my $cctitle = &Apache::lonnet::plaintext($ccrole,$type);
my $dctitle = &Apache::lonnet::plaintext('dc');
my @modifiable_params = &get_dc_settable($type,$cdom);
my ($internals,$accessdates) = &autoenroll_keys();
my @items;
if ((ref($internals) eq 'ARRAY') && (ref($accessdates) eq 'ARRAY')) {
@items = (@{$internals},@{$accessdates});
}
my $disp_table = &Apache::loncommon::start_data_table()."\n".
&Apache::loncommon::start_data_table_header_row()."\n".
"
\n".
"
$lt{'valu'}
\n".
"
$lt{'dcon'}
\n".
&Apache::loncommon::end_data_table_header_row()."\n";
foreach my $item (@items) {
my $shown = $enrollvar{$item};
if ($item eq 'crosslistings') {
my (@xlists,@lcsecs);
foreach my $entry (split(/,/,$enrollvar{$item})) {
my ($xlist,$lc_sec) = split(/:/,$entry);
push(@xlists,$xlist);
push(@lcsecs,$lc_sec);
}
if (@xlists) {
my $crskey = $cnum.':'.$enrollvar{'coursecode'};
my %reformatted =
&Apache::lonnet::auto_instsec_reformat($cdom,'declutter',
{$crskey => \@xlists});
if (ref($reformatted{$crskey}) eq 'ARRAY') {
my @show;
my @xlcodes = @{$reformatted{$crskey}};
for (my $i=0; $i<@xlcodes; $i++) {
push(@show,$xlcodes[$i].':'.$lcsecs[$i]);
}
if (@show) {
$shown = join(',',@show);
}
}
}
}
$disp_table .= &Apache::loncommon::start_data_table_row()."\n".
"
$longtype{$item}
\n".
"
$shown
\n";
if (grep(/^\Q$item\E$/,@modifiable_params)) {
$disp_table .= '
'.&mt('Yes').'
'."\n";
} else {
$disp_table .= '
'.&mt('No').'
'."\n";
}
$disp_table .= &Apache::loncommon::end_data_table_row()."\n";
}
$disp_table .= &Apache::loncommon::end_data_table()."\n";
&print_header($r,$type);
my ($enroll_link_start,$enroll_link_end,$setparms_link_start,$setparms_link_end);
if (&Apache::lonnet::allowed('ccc',$cdom)) {
my $newrole = $ccrole.'./'.$cdom.'/'.$cnum;
my $escuri = &HTML::Entities::encode('/adm/roles?selectrole=1&'.$newrole.
'=1&destinationurl=/adm/populate','&<>"');
$enroll_link_start = '';
$enroll_link_end = '';
}
if ($permission->{'setparms'}) {
$setparms_link_start = '';
$setparms_link_end = '';
}
$r->print('
'.&mt('Current automated enrollment settings').'
'."\n".
'
'.&mt($type).': '.$cdesc.'
'."\n".
''."\n");
my @actions =
(''.
$lt{'back'}.'');
$r->print(' '.&Apache::lonhtmlcommon::actionbox(\@actions));
}
sub print_setquota {
my ($r,$cdom,$cnum,$cdesc,$type,$readonly) = @_;
my $lctype = lc($type);
my $headline = '
'.&mt("Set disk space quotas for $lctype").'
'."\n".
'
'.&mt($type).': '.$cdesc.'
'."\n";
my %lt = &Apache::lonlocal::texthash(
'gpqu' => 'Disk space for storage of group portfolio files',
'upqu' => 'Disk space for storage of content directly uploaded to course via Content Editor',
'modi' => 'Save',
'back' => 'Pick another action',
);
my %staticdefaults = (
coursequota => 20,
uploadquota => 500,
);
my %settings = &Apache::lonnet::get('environment',['internal.coursequota','internal.uploadquota','internal.coursecode'],
$cdom,$cnum);
my $coursequota = $settings{'internal.coursequota'};
my $uploadquota = $settings{'internal.uploadquota'};
if (($uploadquota eq '') || ($coursequota eq '')) {
my %domdefs = &Apache::lonnet::get_domain_defaults($cdom);
my $quotatype = &Apache::lonuserutils::get_extended_type($cdom,$cnum,$type,\%settings);
if ($uploadquota eq '') {
$uploadquota = $domdefs{$quotatype.'quota'};
if ($uploadquota eq '') {
$uploadquota = $staticdefaults{'uploadquota'};
}
}
if ($coursequota eq '') {
$coursequota = $domdefs{$quotatype.'coursequota'};
if ($coursequota eq '') {
$coursequota = $staticdefaults{'coursequota'};
}
}
}
&print_header($r,$type);
my $hidden_elements = &hidden_form_elements();
my $porthelpitem = &Apache::loncommon::help_open_topic('Modify_Course_Quota');
my $uploadhelpitem = &Apache::loncommon::help_open_topic('Modify_Course_Upload_Quota');
my ($disabled,$submit);
if ($readonly) {
$disabled = ' disabled="disabled"';
} else {
$submit = '';
}
$r->print(<
'.&Apache::lonhtmlcommon::actionbox(\@actions));
return;
}
sub get_selfenroll_settings {
my ($coursehash) = @_;
my %currsettings;
if (ref($coursehash) eq 'HASH') {
%currsettings = (
selfenroll_types => $coursehash->{'internal.selfenroll_types'},
selfenroll_registered => $coursehash->{'internal.selfenroll_registered'},
selfenroll_section => $coursehash->{'internal.selfenroll_section'},
selfenroll_notifylist => $coursehash->{'internal.selfenroll_notifylist'},
selfenroll_approval => $coursehash->{'internal.selfenroll_approval'},
selfenroll_limit => $coursehash->{'internal.selfenroll_limit'},
selfenroll_cap => $coursehash->{'internal.selfenroll_cap'},
selfenroll_start_date => $coursehash->{'internal.selfenroll_start_date'},
selfenroll_end_date => $coursehash->{'internal.selfenroll_end_date'},
selfenroll_start_access => $coursehash->{'internal.selfenroll_start_access'},
selfenroll_end_access => $coursehash->{'internal.selfenroll_end_access'},
default_enrollment_start_date => $coursehash->{'default_enrollment_start_date'},
default_enrollment_end_date => $coursehash->{'default_enrollment_end_date'},
uniquecode => $coursehash->{'internal.uniquecode'},
);
}
return %currsettings;
}
sub modifiable_only_title {
my ($type) = @_;
my $dctitle = &Apache::lonnet::plaintext('dc');
if ($type eq 'Community') {
return &mt('Community settings modifiable only by [_1]',$dctitle);
} else {
return &mt('Course settings modifiable only by [_1]',$dctitle);
}
}
sub gather_authenitems {
my ($cdom,$enrollvar,$readonly) = @_;
my ($krbdef,$krbdefdom)=&Apache::loncommon::get_kerberos_defaults($cdom);
my $curr_authtype = '';
my $curr_authfield = '';
if (ref($enrollvar) eq 'HASH') {
if ($enrollvar->{'authtype'} =~ /^krb/) {
$curr_authtype = 'krb';
} elsif ($enrollvar->{'authtype'} eq 'internal' ) {
$curr_authtype = 'int';
} elsif ($enrollvar->{'authtype'} eq 'localauth' ) {
$curr_authtype = 'loc';
} elsif ($enrollvar->{'authtype'} eq 'lti' ) {
$curr_authtype = 'lti';
}
}
unless ($curr_authtype eq '') {
$curr_authfield = $curr_authtype.'arg';
}
my $javascript_validations =
&Apache::lonuserutils::javascript_validations('modifycourse',$krbdefdom,
$curr_authtype,$curr_authfield);
my %param = ( formname => 'document.'.$env{'form.phase'},
kerb_def_dom => $krbdefdom,
kerb_def_auth => $krbdef,
mode => 'modifycourse',
curr_authtype => $curr_authtype,
curr_autharg => $enrollvar->{'autharg'},
readonly => $readonly,
);
my (%authform,$authenitems);
$authform{'krb'} = &Apache::loncommon::authform_kerberos(%param);
$authform{'int'} = &Apache::loncommon::authform_internal(%param);
$authform{'loc'} = &Apache::loncommon::authform_local(%param);
$authform{'lti'} = &Apache::loncommon::authform_lti(%param);
foreach my $item ('krb','int','loc','lti') {
if ($authform{$item} ne '') {
$authenitems .= $authform{$item}.' ';
}
}
return($javascript_validations,$authenitems);
}
sub modify_course {
my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
my %longtype = &course_settings_descrip($type);
my @items = ('internal.courseowner','description','internal.co-owners',
'internal.pendingco-owners','internal.selfenrollmgrdc',
'internal.selfenrollmgrcc','internal.mysqltables');
my ($selfenrollrows,$selfenrolltitles) = &Apache::lonuserutils::get_selfenroll_titles();
unless (($type eq 'Community') || ($type eq 'Placement')) {
push(@items,('internal.coursecode','internal.authtype','internal.autharg',
'internal.sectionnums','internal.crosslistings'));
if (&showcredits($cdom)) {
push(@items,'internal.defaultcredits');
}
my %passwdconf = &Apache::lonnet::get_passwdconf($cdom);
if ($passwdconf{'crsownerchg'}) {
push(@items,'internal.nopasswdchg');
}
}
my %settings = &Apache::lonnet::get('environment',\@items,$cdom,$cnum);
my $description = $settings{'description'};
my ($ccrole,$response,$chgresponse,$nochgresponse,$reply,%currattr,%newattr,
%cenv,%changed,@changes,@nochanges,@sections,@xlists,@warnings);
my @modifiable_params = &get_dc_settable($type,$cdom);
foreach my $param (@modifiable_params) {
$currattr{$param} = $settings{'internal.'.$param};
}
if ($type eq 'Community') {
%changed = ( owner => 0 );
$ccrole = 'co';
} else {
%changed = ( code => 0,
owner => 0,
passwd => 0,
);
$ccrole = 'cc';
unless ($settings{'internal.sectionnums'} eq '') {
if ($settings{'internal.sectionnums'} =~ m/,/) {
@sections = split/,/,$settings{'internal.sectionnums'};
} else {
$sections[0] = $settings{'internal.sectionnums'};
}
}
unless ($settings{'internal.crosslistings'} eq '') {
if ($settings{'internal.crosslistings'} =~ m/,/) {
@xlists = split/,/,$settings{'internal.crosslistings'};
} else {
$xlists[0] = $settings{'internal.crosslistings'};
}
}
if ($env{'form.login'} eq 'krb') {
$newattr{'authtype'} = $env{'form.login'};
$newattr{'authtype'} .= $env{'form.krbver'};
$newattr{'autharg'} = $env{'form.krbarg'};
} elsif ($env{'form.login'} eq 'int') {
$newattr{'authtype'} ='internal';
if ((defined($env{'form.intarg'})) && ($env{'form.intarg'})) {
$newattr{'autharg'} = $env{'form.intarg'};
}
} elsif ($env{'form.login'} eq 'loc') {
$newattr{'authtype'} = 'localauth';
if ((defined($env{'form.locarg'})) && ($env{'form.locarg'})) {
$newattr{'autharg'} = $env{'form.locarg'};
}
} elsif ($env{'form.login'} eq 'lti') {
$newattr{'authtype'} = 'lti';
}
if ( $newattr{'authtype'}=~ /^krb/) {
if ($newattr{'autharg'} eq '') {
push(@warnings,
&mt('As you did not include the default Kerberos domain'
.' to be used for authentication in this class, the'
.' institutional data used by the automated'
.' enrollment process must include the Kerberos'
.' domain for each new student.'));
}
}
if ( exists($env{'form.coursecode'}) ) {
$newattr{'coursecode'}=$env{'form.coursecode'};
unless ( $newattr{'coursecode'} eq $currattr{'coursecode'} ) {
$changed{'code'} = 1;
}
}
if ( exists($env{'form.mysqltables'}) ) {
$newattr{'mysqltables'} = $env{'form.mysqltables'};
$newattr{'mysqltables'} =~ s/\D+//g;
}
if ($type ne 'Placement') {
if (&showcredits($cdom) && exists($env{'form.defaultcredits'})) {
$newattr{'defaultcredits'}=$env{'form.defaultcredits'};
$newattr{'defaultcredits'} =~ s/[^\d\.]//g;
}
if (grep(/^nopasswdchg$/,@modifiable_params)) {
if ($env{'form.nopasswdchg'}) {
$newattr{'nopasswdchg'} = 1;
unless ($currattr{'nopasswdchg'}) {
$changed{'passwd'} = 1;
}
} elsif ($currattr{'nopasswdchg'}) {
$changed{'passwd'} = 1;
}
}
}
}
my @newmgrdc = ();
my @newmgrcc = ();
my @currmgrdc = split(/,/,$currattr{'selfenrollmgrdc'});
my @currmgrcc = split(/,/,$currattr{'selfenrollmgrcc'});
foreach my $item (@{$selfenrollrows}) {
if ($env{'form.selfenrollmgr_'.$item} eq '0') {
push(@newmgrdc,$item);
} elsif ($env{'form.selfenrollmgr_'.$item} eq '1') {
push(@newmgrcc,$item);
}
}
$newattr{'selfenrollmgrdc'}=join(',',@newmgrdc);
$newattr{'selfenrollmgrcc'}=join(',',@newmgrcc);
my $cctitle;
if ($type eq 'Community') {
$cctitle = &mt('Community personnel');
} else {
$cctitle = &mt('Course personnel');
}
my $dctitle = &Apache::lonnet::plaintext('dc');
if ( exists($env{'form.courseowner'}) ) {
$newattr{'courseowner'}=$env{'form.courseowner'};
unless ( $newattr{'courseowner'} eq $currattr{'courseowner'} ) {
$changed{'owner'} = 1;
}
}
if ($changed{'owner'} || $changed{'code'} || $changed{'passwd'}) {
my %crsinfo = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,
undef,undef,'.');
if (ref($crsinfo{$env{'form.pickedcourse'}}) eq 'HASH') {
if ($changed{'code'}) {
$crsinfo{$env{'form.pickedcourse'}}{'inst_code'} = $env{'form.coursecode'};
}
if ($changed{'owner'}) {
$crsinfo{$env{'form.pickedcourse'}}{'owner'} = $env{'form.courseowner'};
}
if ($changed{'passwd'}) {
if ($env{'form.nopasswdchg'}) {
$crsinfo{$env{'form.pickedcourse'}}{'nopasswdchg'} = 1;
} else {
delete($crsinfo{'nopasswdchg'});
}
}
my $chome = &Apache::lonnet::homeserver($cnum,$cdom);
my $putres = &Apache::lonnet::courseidput($cdom,\%crsinfo,$chome,'notime');
if (($putres eq 'ok') && (($changed{'owner'} || $changed{'code'}))) {
&update_coowners($cdom,$cnum,$chome,\%settings,\%newattr);
if ($changed{'code'}) {
&Apache::lonnet::devalidate_cache_new('instcats',$cdom);
# Update cache of self-cataloging courses on institution's server(s).
if (&Apache::lonnet::shared_institution($cdom)) {
unless ($registered_cleanup) {
my $handlers = $r->get_handlers('PerlCleanupHandler');
$r->set_handlers('PerlCleanupHandler' => [\&devalidate_remote_instcats,@{$handlers}]);
$registered_cleanup=1;
$modified_dom = $cdom;
}
}
}
}
}
}
foreach my $param (@modifiable_params) {
if ($currattr{$param} eq $newattr{$param}) {
push(@nochanges,$param);
} else {
$cenv{'internal.'.$param} = $newattr{$param};
push(@changes,$param);
}
}
if (@changes > 0) {
$chgresponse = &mt('The following settings have been changed:').'
';
}
if (@nochanges > 0) {
$nochgresponse = &mt('The following settings remain unchanged:').'
';
}
if (@changes > 0) {
my $putreply = &Apache::lonnet::put('environment',\%cenv,$cdom,$cnum);
if ($putreply !~ /^ok$/) {
$response = '
'.
&mt('There was a problem processing your requested changes.').' ';
if ($type eq 'Community') {
$response .= &mt('Settings for this community have been left unchanged.');
} else {
$response .= &mt('Settings for this course have been left unchanged.');
}
$response .= ' '.&mt('Error: ').$putreply.'
'.&mt('[_1] still set to: [_2]',$longtype{$attr},$shown).'
';
}
}
if (($type ne 'Community') && ($type ne 'Placement') && ($changed{'code'} || $changed{'owner'})) {
if ( $newattr{'courseowner'} eq '') {
push(@warnings,&mt('There is no owner associated with this LON-CAPA course.').
' '.&mt('If automated enrollment at your institution requires validation of course owners, automated enrollment will fail.'));
} else {
my %crsenv = &Apache::lonnet::get('environment',['internal.co-owners'],$cdom,$cnum);
my $coowners = $crsenv{'internal.co-owners'};
if (@sections > 0) {
if ($changed{'code'}) {
foreach my $sec (@sections) {
if ($sec =~ m/^(.+):/) {
my $instsec = $1;
my $inst_course_id = $newattr{'coursecode'}.$1;
my $course_check = &Apache::lonnet::auto_validate_courseID($cnum,$cdom,$inst_course_id);
if ($course_check eq 'ok') {
my $outcome = &Apache::lonnet::auto_new_course($cnum,$cdom,$inst_course_id,$newattr{'courseowner'},$coowners);
unless ($outcome eq 'ok') {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for "[_2]" - section: [_3] for the following reason: "[_4]".',$description,$newattr{'coursecode'},$instsec,$outcome).' ');
}
} else {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for "[_2]" - section: [_3] for the following reason: "[_4]".',$description,$newattr{'coursecode'},$instsec,$course_check));
}
} else {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for "[_2]" - section: [_3], because this is not a valid section entry.',$description,$newattr{'coursecode'},$sec));
}
}
} elsif ($changed{'owner'}) {
foreach my $sec (@sections) {
if ($sec =~ m/^(.+):/) {
my $instsec = $1;
my $inst_course_id = $newattr{'coursecode'}.$instsec;
my $outcome = &Apache::lonnet::auto_new_course($cnum,$cdom,$inst_course_id,$newattr{'courseowner'},$coowners);
unless ($outcome eq 'ok') {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for "[_2]" - section: [_3] for the following reason: "[_4]".',$description,$newattr{'coursecode'},$instsec,$outcome));
}
} else {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for "[_2]" - section: [_3], because this is not a valid section entry.',$description,$newattr{'coursecode'},$sec));
}
}
}
} else {
push(@warnings,&mt('As no section numbers are currently listed for "[_1]", automated enrollment will not occur for any sections of institutional course code: "[_2]".',$description,$newattr{'coursecode'}));
}
if ( (@xlists > 0) && ($changed{'owner'}) ) {
foreach my $xlist (@xlists) {
if ($xlist =~ m/^(.+):/) {
my $instxlist = $1;
my $outcome = &Apache::lonnet::auto_new_course($cnum,$cdom,$instxlist,$newattr{'courseowner'},$coowners);
unless ($outcome eq 'ok') {
push(@warnings,&mt('If automatic enrollment is enabled for "[_1]", automated enrollment may fail for crosslisted class "[_2]" for the following reason: "[_3]".',$description,$instxlist,$outcome));
}
}
}
}
}
}
}
} else {
foreach my $attr (@modifiable_params) {
my $shown = $currattr{$attr};
if ($attr eq 'selfenrollmgrdc') {
$shown = &selfenroll_config_status(\@currmgrdc,$selfenrolltitles);
} elsif ($attr eq 'selfenrollmgrcc') {
$shown = &selfenroll_config_status(\@currmgrcc,$selfenrolltitles);
} elsif (($attr eq 'defaultcredits') && ($shown eq '')) {
$shown = &mt('None');
} elsif (($attr eq 'mysqltables') && ($shown eq '')) {
$shown = &mt('domain default');
}
$nochgresponse .= '
'.&mt('[_1] still set to: [_2]',$longtype{$attr},$shown).'
';
}
}
if (@changes > 0) {
$chgresponse .= "
";
}
if (@nochanges > 0) {
$nochgresponse .= "
";
}
my ($warning,$numwarnings);
my $numwarnings = scalar(@warnings);
if ($numwarnings) {
$warning = &mt('The following [quant,_1,warning was,warnings were] generated when applying your changes to automated enrollment:',$numwarnings).'
'."\n".
''.
' '.&Apache::lonhtmlcommon::actionbox(\@actions);
$r->print($reply);
return;
}
sub selfenroll_config_status {
my ($items,$selfenrolltitles) = @_;
my $shown;
if ((ref($items) eq 'ARRAY') && (ref($selfenrolltitles) eq 'HASH')) {
if (@{$items} > 0) {
$shown = '
';
foreach my $item (@{$items}) {
$shown .= '
'.$selfenrolltitles->{$item}.'
';
}
$shown .= '
';
} else {
$shown = &mt('None');
}
}
return $shown;
}
sub update_coowners {
my ($cdom,$cnum,$chome,$settings,$newattr) = @_;
return unless ((ref($settings) eq 'HASH') && (ref($newattr) eq 'HASH'));
my %designhash = &Apache::loncommon::get_domainconf($cdom);
my (%cchash,$autocoowners);
if ($designhash{$cdom.'.autoassign.co-owners'}) {
$autocoowners = 1;
%cchash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,undef,['cc']);
}
if ($settings->{'internal.courseowner'} ne $newattr->{'courseowner'}) {
my $oldowner_to_coowner;
my @types = ('co-owners');
if (($newattr->{'coursecode'}) && ($autocoowners)) {
my $oldowner = $settings->{'internal.courseowner'};
if ($cchash{$oldowner.':cc'}) {
my ($result,$desc) = &Apache::lonnet::auto_validate_instcode($cnum,$cdom,$newattr->{'coursecode'},$oldowner);
if ($result eq 'valid') {
if ($settings->{'internal.co-owner'}) {
my @current = split(',',$settings->{'internal.co-owners'});
unless (grep(/^\Q$oldowner\E$/,@current)) {
$oldowner_to_coowner = 1;
}
} else {
$oldowner_to_coowner = 1;
}
}
}
} else {
push(@types,'pendingco-owners');
}
foreach my $type (@types) {
if ($settings->{'internal.'.$type}) {
my @current = split(',',$settings->{'internal.'.$type});
my $newowner = $newattr->{'courseowner'};
my @newvalues = ();
if (($newowner ne '') && (grep(/^\Q$newowner\E$/,@current))) {
foreach my $person (@current) {
unless ($person eq $newowner) {
push(@newvalues,$person);
}
}
} else {
@newvalues = @current;
}
if ($oldowner_to_coowner) {
push(@newvalues,$settings->{'internal.courseowner'});
@newvalues = sort(@newvalues);
}
my $newownstr = join(',',@newvalues);
if ($newownstr ne $settings->{'internal.'.$type}) {
if ($type eq 'co-owners') {
my $deleted = '';
unless (@newvalues) {
$deleted = 1;
}
&Apache::lonnet::store_coowners($cdom,$cnum,$chome,
$deleted,@newvalues);
} else {
my $pendingcoowners;
my $cid = $cdom.'_'.$cnum;
if (@newvalues) {
$pendingcoowners = join(',',@newvalues);
my %pendinghash = (
'internal.pendingco-owners' => $pendingcoowners,
);
my $putresult = &Apache::lonnet::put('environment',\%pendinghash,$cdom,$cnum);
if ($putresult eq 'ok') {
if ($env{'course.'.$cid.'.num'} eq $cnum) {
&Apache::lonnet::appenv({'course.'.$cid.'.internal.pendingco-owners' => $pendingcoowners});
}
}
} else {
my $delresult = &Apache::lonnet::del('environment',['internal.pendingco-owners'],$cdom,$cnum);
if ($delresult eq 'ok') {
if ($env{'course.'.$cid.'.internal.pendingco-owners'}) {
&Apache::lonnet::delenv('course.'.$cid.'.internal.pendingco-owners');
}
}
}
}
} elsif ($oldowner_to_coowner) {
&Apache::lonnet::store_coowners($cdom,$cnum,$chome,'',
$settings->{'internal.courseowner'});
}
} elsif ($oldowner_to_coowner) {
&Apache::lonnet::store_coowners($cdom,$cnum,$chome,'',
$settings->{'internal.courseowner'});
}
}
}
if ($settings->{'internal.coursecode'} ne $newattr->{'coursecode'}) {
if ($newattr->{'coursecode'} ne '') {
my %designhash = &Apache::loncommon::get_domainconf($cdom);
if ($designhash{$cdom.'.autoassign.co-owners'}) {
my @newcoowners = ();
if ($settings->{'internal.co-owners'}) {
my @currcoown = split(',',$settings->{'internal.co-owners'});
my ($updatecoowners,$delcoowners);
foreach my $person (@currcoown) {
my ($result,$desc) = &Apache::lonnet::auto_validate_instcode($cnum,$cdom,$newattr->{'coursecode'},$person);
if ($result eq 'valid') {
push(@newcoowners,$person);
}
}
foreach my $item (sort(keys(%cchash))) {
my ($uname,$udom,$urole) = split(':',$item);
next if ($uname.':'.$udom eq $newattr->{'courseowner'});
unless (grep(/^\Q$uname\E:\Q$udom\E$/,@newcoowners)) {
my ($result,$desc) = &Apache::lonnet::auto_validate_instcode($cnum,$cdom,$newattr->{'coursecode'},$uname.':'.$udom);
if ($result eq 'valid') {
push(@newcoowners,$uname.':'.$udom);
}
}
}
if (@newcoowners) {
my $coowners = join(',',sort(@newcoowners));
unless ($coowners eq $settings->{'internal.co-owners'}) {
$updatecoowners = 1;
}
} else {
$delcoowners = 1;
}
if ($updatecoowners || $delcoowners) {
&Apache::lonnet::store_coowners($cdom,$cnum,$chome,
$delcoowners,@newcoowners);
}
} else {
foreach my $item (sort(keys(%cchash))) {
my ($uname,$udom,$urole) = split(':',$item);
push(@newcoowners,$uname.':'.$udom);
}
if (@newcoowners) {
&Apache::lonnet::store_coowners($cdom,$cnum,$chome,'',
@newcoowners);
}
}
}
}
}
return;
}
sub modify_quota {
my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
&print_header($r,$type);
my $lctype = lc($type);
$r->print('
'.&mt("Disk space quotas for $lctype")."
\n".
'
'.&mt($type).' :'.$cdesc.'
'."\n".
'');
my @actions =
(''.
&mt('Pick another action').'');
$r->print(' '.&Apache::lonhtmlcommon::actionbox(\@actions));
return;
}
sub modify_anonsurvey_threshold {
my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
&print_header($r,$type);
$r->print('
'.&mt('Responder threshold required for display of anonymous survey submissions').'
'."\n".
'
'.&mt($type).': '.$cdesc.'
'."\n".
'');
my @actions =
(''.
&mt('Pick another action').'');
$r->print(' '.&Apache::lonhtmlcommon::actionbox(\@actions));
return;
}
sub modify_postsubmit_config {
my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
&print_header($r,$type);
my %lt = &Apache::lonlocal::texthash(
subb => 'Submit button behavior after student makes a submission:',
unch => 'Post submission behavior of the Submit button is unchanged.',
erro => 'An error occurred when saving your proposed changes.',
inva => 'An invalid response was recorded.',
back => 'Pick another action',
);
$r->print('
'.$lt{'subb'}.'
'."\n".
'
'.&mt($type).': '.$cdesc.'
'."\n".
'');
my @actions =
(''.
$lt{'back'}.'');
$r->print(' '.&Apache::lonhtmlcommon::actionbox(\@actions));
return;
}
sub modify_catsettings {
my ($r,$cdom,$cnum,$cdesc,$domdesc,$type) = @_;
&print_header($r,$type);
my ($ccrole,%desc);
if ($type eq 'Community') {
$desc{'hidefromcat'} = &mt('Excluded from community catalog');
$desc{'categories'} = &mt('Assigned categories for this community');
$ccrole = 'co';
} else {
$desc{'hidefromcat'} = &mt('Excluded from course catalog');
$desc{'categories'} = &mt('Assigned categories for this course');
$ccrole = 'cc';
}
$r->print('