# The LearningOnline Network
# Request a course
#
# $Id: lonrequestcourse.pm,v 1.95.2.7.2.3 2023/03/11 04:54:24 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/
#
###

=head1 NAME

Apache::lonrequestcourse.pm

=head1 SYNOPSIS

Allows users to request creation of new courses.

This is part of the LearningOnline Network with CAPA project
described at http://www.lon-capa.org.

=head1 SUBROUTINES

=over

=item handler()

=item get_breadcrumbs()

=item header()

=item form_elements()

=item onload_action()

=item print_main_menu()

=item request_administration()

=item close_popup_form()

=item get_instcode()

=item print_request_form()

=item print_enrollment_menu()

=item show_invalid_crosslists()

=item inst_section_selector()

=item date_setting_table()

=item print_personnel_menu()

=item print_request_status()

=item print_request_logs()

=item print_review()

=item dates_from_form()

=item courseinfo_form()

=item clone_form()

=item clone_text()

=item coursecode_form()

=item get_course_dom()

=item display_navbuttons()

=item print_request_outcome()

=item check_autolimit()

=item retrieve_settings()

=item get_request_settings()

=item extract_instcode() 

=item generate_date_items()

=back

=cut

package Apache::lonrequestcourse;

use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet;
use Apache::loncommon;
use Apache::lonlocal;
use Apache::loncoursequeueadmin;
use Apache::lonuserutils;
use LONCAPA qw(:DEFAULT :match);

my $registered_flush;
my $registered_instcats;
my $modified_dom;

sub handler {
    my ($r) = @_;
    &Apache::loncommon::content_type($r,'text/html');
    $r->send_http_header;
    if ($r->header_only) {
        return OK;
    }

    $registered_flush = 0;
    $registered_instcats = 0;
    $modified_dom = '';

    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
        ['action','showdom','cnum','state','crstype','queue','tabs']);
    &Apache::lonhtmlcommon::clear_breadcrumbs();
    my $dom = &get_course_dom();
    my $action = $env{'form.action'};
    my $state = $env{'form.state'};
    my (%states,%stored);
    my ($jscript,$uname,$udom,$result,$warning,$showcredits,$instcredits,%can_request,
        %request_domains,@incdoms);
    my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
    if ($domdefs{'officialcredits'} || $domdefs{'unofficialcredits'} || $domdefs{'textbookcredits'}) {
        $showcredits = 1;
    }

    my $canreq =
        &Apache::lonnet::check_can_request($dom,\%can_request,\%request_domains);

    foreach my $item (keys(%request_domains)) {
        if (ref($request_domains{$item}) eq 'ARRAY') {
            foreach my $possdom (@{$request_domains{$item}}) {
                unless(grep(/^\Q$possdom\E$/,@incdoms)) {
                    push(@incdoms,$possdom);
                }
            }
        }
    }

    if ($canreq) {
        if (($env{'form.crstype'} eq 'textbook') || 
            (scalar(keys(%can_request)) == 1) && ($can_request{'textbook'})) {
            my %domconfig = &Apache::lonnet::get_dom('configuration',['requestcourses'],$dom);
            if ($action eq 'log') {
                my $usetabs;
                if ((scalar(keys(%can_request)) == 1) && ($can_request{'textbook'})) {
                    $usetabs = 1;
                } elsif ($env{'form.tabs'} eq 'on') {
                    $usetabs = 1;
                }
                &Apache::lonhtmlcommon::add_breadcrumb({text=>'Course Request'});
                my $crumb = &Apache::lonhtmlcommon::breadcrumbs('Course Requests','Course_Requests');
                &print_request_logs($r,$dom,undef,undef,$crumb,$usetabs);
            } elsif ($action eq 'process') {
                if ($can_request{'textbook'}) {
                    &process_textbook_request($r,$dom,$action,\%domdefs,\%domconfig,\%can_request);
                } else {
                    &textbook_request_disabled($r,$dom,$action,\%can_request);
                }
            } elsif ($action eq 'display') {
               my ($uname,$udom,$result,$warning) = &domcoord_display($dom);
               if ($warning ne '') {
                   my $args = { only_body => 1 };
                   $r->print(&header('Course/Community Requests','','' ,'',$args).
                             '<h3>'.&mt('Course/Community Request Details').'</h3>'.
                             '<div class="LC_warning">'.$warning.'</div>'.
                             &close_popup_form());
                } else {
                    $states{'display'} = ['details'];
                    my $loaditems = &onload_action($action,$state);
                    my $page = 0;
                    &request_administration($r,$action,$state,$page,\%states,$dom,$jscript,
                                            $loaditems,'','','','','',$showcredits,'','',
                                            $uname,$udom);
                }
            } else {
                if ($can_request{'textbook'}) {
                    &print_textbook_form($r,$dom,\@incdoms,\%domdefs,$domconfig{'requestcourses'},\%can_request);
                } else {
                    &textbook_request_disabled($r,$dom,$action,\%can_request);
                }
            }
            return OK;
        }
    }

    $states{'display'} = ['details'];
    $states{'view'} = ['pick_request','details','cancel','removal'];
    $states{'log'} = ['display'];
    $states{'new'} = ['courseinfo','enrollment','personnel','review','process'];

    if (($action eq 'new') && ($env{'form.crstype'} eq 'official')) {
        unless ($env{'form.state'} eq 'crstype') {
            unshift(@{$states{'new'}},'codepick');
        }
    }

    if (($action eq 'new') && (&Apache::loncoursequeueadmin::author_prompt())) {
        if (ref($states{$action}) eq 'ARRAY') {
            push(@{$states{$action}},'reqauthor');
        }
    }

    foreach my $key (keys(%states)) {
        if (ref($states{$key}) eq 'ARRAY') {
            unshift (@{$states{$key}},'crstype');
        }
    }

    my @invalidcrosslist;
    my %trail = (
                 crstype       => 'Pick Action',
                 codepick      => 'Category',
                 courseinfo    => 'Description',
                 enrollment    => 'Access Dates',
                 personnel     => 'Personnel',
                 review        => 'Review',
                 process       => 'Result',
                 reqauthor     => 'Authoring Space Result',
                 pick_request  => 'Display Summary',
                 details       => 'Request Details',
                 cancel        => 'Cancel Request',
                 removal       => 'Outcome',
                 display       => 'Request Logs',
                );

    if (($env{'form.crstype'} eq 'official') && (&Apache::lonnet::auto_run('',$dom))) {
        $trail{'enrollment'} = 'Enrollment';
    }

    my ($page,$crumb,$newinstcode,$codechk,$checkedcode,$description) =
        &get_breadcrumbs($dom,$action,\$state,\%states,\%trail);
    if ($action eq 'display') {
        ($uname,$udom,$result,$warning) = &domcoord_display($dom);
    } elsif ((defined($state)) && (defined($action))) {
        if (($action eq 'view') && ($state eq 'details')) {
            if ((defined($env{'form.showdom'})) && (defined($env{'form.cnum'}))) {
                my $result = &retrieve_settings($env{'form.showdom'},$env{'form.cnum'});
            }
        } elsif ($env{'form.crstype'} eq 'official') {
            if (&Apache::lonnet::auto_run('',$dom)) {
                if (($action eq 'new') && (($state eq 'enrollment') || 
                    ($state eq 'personnel'))) {
                    my $checkcrosslist = 0;
                    for (my $i=0; $i<$env{'form.crosslisttotal'}; $i++) {
                        if ($env{'form.crosslist_'.$i}) {
                            $checkcrosslist ++;
                        }
                    }
                    if ($checkcrosslist) {
                        my %codechk;
                        my (@codetitles,%cat_titles,%cat_order,@code_order,$lastitem);
                        &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,
                                                                 \%cat_titles,
                                                                 \%cat_order,
                                                                 \@code_order);
                        my $numtitles = scalar(@codetitles);
                        if ($numtitles) {
                            for (my $i=0; $i<$env{'form.crosslisttotal'}; $i++) {
                                if ($env{'form.crosslist_'.$i}) {
                                    my $codecheck;
                                    my $crosslistcode = '';
                                    foreach my $item (@code_order) {
                                        $crosslistcode .= $env{'form.crosslist_'.$i.'_'.$item}; 
                                    }
                                    if ($crosslistcode ne '') { 
                                         ($codechk{$i}, my $rest) = 
                                            &Apache::lonnet::auto_validate_instcode('',$dom,$crosslistcode);
                                    }
                                    unless ($codechk{$i} eq 'valid') {
                                        $env{'form.crosslist_'.$i} = '';
                                        push(@invalidcrosslist,$crosslistcode);
                                    } 
                                }
                            }
                        }
                    }
                }
            }
        }
        (my $elements,$instcredits) = &form_elements($dom,$showcredits);
        my $elementsref = {};
        if ((ref($elements) eq 'HASH') && (ref($elements->{$action}) eq 'HASH')) {
            if (ref($elements->{$action}{$state}) eq 'HASH') {
                $elementsref = $elements->{$action}{$state};
            }
        }
        if (($state eq 'courseinfo') && ($env{'form.clonedom'} eq '')) {
            $env{'form.clonedom'} = $dom;
        }
        if ($state eq 'crstype') {
            $jscript = &mainmenu_javascript();
        } else {
            $jscript = &Apache::lonhtmlcommon::set_form_elements($elementsref,\%stored);
            if ($state eq 'courseinfo') {
                $jscript .= &cloning_javascript();
            }
        }
    }

    if ($state eq 'personnel') {
        $jscript .= "\n".&Apache::loncommon::userbrowser_javascript();
    }

    my $loaditems = &onload_action($action,$state);

    if ($action eq 'new') {
        if ($canreq) {
            if ($state eq 'crstype') {
                &print_main_menu($r,\%can_request,\%states,$dom,$jscript,$loaditems,
                                 $crumb,\@incdoms);
            } else {
                &request_administration($r,$action,$state,$page,\%states,$dom,
                                        $jscript,$loaditems,$crumb,$newinstcode,
                                        $codechk,$checkedcode,$description,
                                        $showcredits,$instcredits,\@invalidcrosslist);
            }
        } else {
            $r->print(&header('Course/Community Requests').$crumb.
                      '<div class="LC_warning">'.
                      &mt('You do not have privileges to request creation of courses or communities.').
                      '</div>'.&Apache::loncommon::end_page());
        }
    } elsif ($action eq 'view') {
        if ($state eq 'crstype') {
            &print_main_menu($r,\%can_request,\%states,$dom,$jscript,$loaditems,$crumb,\@incdoms);
        } else {
            &request_administration($r,$action,$state,$page,\%states,$dom,$jscript,
                                    $loaditems,$crumb,'','','','',$showcredits);
        }
    } elsif ($action eq 'display') {
        if ($warning ne '') {
            my $args = { only_body => 1 };
            $r->print(&header('Course/Community Requests','','' ,'',$args).$crumb.
                      '<h3>'.&mt('Course/Community Request Details').'</h3>'.
                      '<div class="LC_warning">'.$warning.'</div>'.
                      &close_popup_form());
        } else {
            &request_administration($r,$action,$state,$page,\%states,$dom,$jscript,
                                    $loaditems,$crumb,'','','','',$showcredits,'','',
                                    $uname,$udom);
        }
    } elsif ($action eq 'log') {
        if ($state eq 'crstype') {
            &print_main_menu($r,\%can_request,\%states,$dom,$jscript,'',$crumb,\@incdoms);
        } else {
            $jscript .= <<ENDJS;

function backPage(formname,prevstate) {
    formname.state.value = prevstate;
    formname.submit();
}

function setPage(formname) {
    formname.page.value = '1';
    return;
}

ENDJS
            &print_request_logs($r,$dom,$jscript,$loaditems,$crumb,\%can_request);
        }
    } else {
        &print_main_menu($r,\%can_request,\%states,$dom,$jscript,'',$crumb,\@incdoms);
    }
    return OK;
}

sub mainmenu_javascript {
    return <<"END";
function setType(courseForm) {
    for (var i=0; i<courseForm.crstype.length; i++) {
        if (courseForm.crstype.options[i].value == "$env{'form.crstype'}") {
            courseForm.crstype.options[i].selected = true;
        } else {
            courseForm.crstype.options[i].selected = false;
        }
    }
}

function setAction(courseForm) {
    for (var i=0; i<courseForm.action.length; i++) {
        if (courseForm.action.options[i].value == "$env{'form.action'}") {
            courseForm.action.options[i].selected = true;
        } else {
            courseForm.action.options[i].selected = false;
        }
    }
}
END
}

sub cloning_javascript {
    return <<"END";
function setCloneDisplay(courseForm) {
    if (courseForm.cloning.length > 1) {    
        for (var i=0; i<courseForm.cloning.length; i++) {
            if (courseForm.cloning[i].checked) {
                if (courseForm.cloning[i].value == 1) {
                    document.getElementById('cloneoptions').style.display="block";
                }
            }
        }
    }
}
END
}

sub get_breadcrumbs {
    my ($dom,$action,$state,$states,$trail) = @_;
    my ($crumb,$newinstcode,$codechk,$checkedcode,$numtitles,$description);
    my $page = 0;
    if ((ref($states) eq 'HASH') && (ref($trail) eq 'HASH') && (ref($state))) {
        if (defined($action)) {
            my $done = 0;
            my $i=0;
            if (ref($states->{$action}) eq 'ARRAY') {
                while ($i<@{$states->{$action}} && !$done) {
                    if ($states->{$action}[$i] eq $$state) {
                        $page = $i;
                        $done = 1;
                    }
                    $i++;
                }
            }
            if ($env{'form.crstype'} eq 'official') {
                if ($page > 1) {
                    if ($states->{$action}[$page-1] eq 'codepick') {
                        if ($env{'form.instcode'} eq '') {
                            ($newinstcode,$numtitles) = &get_instcode($dom);
                            if ($numtitles) {
                                if ($newinstcode eq '') {
                                    $$state = 'codepick';
                                    $page --;
                                } else {
                                    ($codechk,$description) = 
                                        &Apache::lonnet::auto_validate_instcode('',
                                            $dom,$newinstcode);
                                    if ($codechk ne 'valid') {
                                        $$state = 'codepick';
                                        $page --;
                                    }
                                    $checkedcode = 1;
                                }
                            }
                        }
                    }
                }
            }
            if (ref($states->{$action}) eq 'ARRAY') {
                for (my $i=0; $i<@{$states->{$action}}; $i++) {
                    if ($$state eq $states->{$action}[$i]) {
                        &Apache::lonhtmlcommon::add_breadcrumb(
                           {text=>"$trail->{$$state}"});
                        $crumb = &Apache::lonhtmlcommon::breadcrumbs('Course/Community Requests','Course_Requests');
                        last;
                    } else {
                        if (($$state eq 'process') || ($$state eq 'removal') || ($$state eq 'reqauthor')) {
                            &Apache::lonhtmlcommon::add_breadcrumb(
                                { href => '/adm/requestcourse',
                                  text => "$trail->{$states->{$action}[$i]}",
                                }
                           );
                        } else {
                            &Apache::lonhtmlcommon::add_breadcrumb(
     { href => "javascript:backPage(document.requestcrs,'$states->{$action}[$i]')",
       text => "$trail->{$states->{$action}[$i]}", }
                           );
                        }
                    }
                }
            }
        } else {
            &Apache::lonhtmlcommon::add_breadcrumb(
                    {text=>'Pick Action'});
            $crumb = &Apache::lonhtmlcommon::breadcrumbs('Course/Community Requests','Course_Requests');
        }
    } else {
        &Apache::lonhtmlcommon::add_breadcrumb(
                {text=>'Pick Action'});
        $crumb = &Apache::lonhtmlcommon::breadcrumbs('Course/Community Requests','Course_Requests');
    }
    return ($page,$crumb,$newinstcode,$codechk,$checkedcode,$description);
}

sub header {
    my ($bodytitle,$jscript,$loaditems,$jsextra,$args) = @_;
    if ($jscript) {
        $jscript = '<script type="text/javascript">'."\n".
                   '// <![CDATA['."\n".
                   $jscript."\n".'// ]]>'."\n".'</script>'."\n";
    }
    if ($loaditems) {
        if (ref($args) eq 'HASH') {
            my %loadhash = (
                             'add_entries' => $loaditems,
                           );
            my %arghash = (%loadhash,%{$args});
            $args = \%arghash;                  
        } else {
            $args = {'add_entries' => $loaditems,};
        }
    }
    return &Apache::loncommon::start_page($bodytitle,$jscript.$jsextra,$args);
}

sub form_elements {
    my ($dom,$showcredits) = @_;
    my $instcredits;
    my %elements =
    (
        new => {
            crstype => {
                crstype => 'selectbox',
                action  => 'selectbox',
                origcnum => 'hidden', 
            },
            courseinfo => {
                cdescr           => 'text',
                cloning          => 'radio', 
                clonecrs         => 'text',
                clonedom         => 'selectbox',
                datemode         => 'radio',
                dateshift        => 'text',
                tinyurls         => 'radio',
            },
            enrollment  => {
                accessstart_month  => 'selectbox',
                accessstart_hour   => 'selectbox',
                accessend_month    => 'selectbox',
                accessend_hour     => 'selectbox',
                accessstart_day    => 'text',
                accessstart_year   => 'text',
                accessstart_minute => 'text',
                accessstart_second => 'text',
                accessend_day      => 'text',
                accessend_year     => 'text',
                accessend_minute   => 'text',
                accessend_second   => 'text',
                no_end_date      => 'checkbox',
            },
            personnel => {
                addperson   => 'checkbox', 
            },
            review => {
                cnum => 'hidden',
            },
         },
         view => {
            crstype => {
                crstype => 'selectbox',
                action  => 'selectbox',
            },
         },
    );
    my %servers = &Apache::lonnet::get_servers($dom,'library');
    my $numlib = keys(%servers);
    if ($numlib > 1) {
        $elements{'new'}{'courseinfo'}{'chome'} = 'selectbox';
    } else {
        $elements{'new'}{'courseinfo'}{'chome'} = 'hidden';
    }
    my (@codetitles,%cat_titles,%cat_order,@code_order,$lastitem);
    &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                             \%cat_order,\@code_order);
    my $numtitles = scalar(@codetitles);
    if ($numtitles) {
        my %extras;
        $lastitem = pop(@codetitles);
        $extras{'instcode_'.$lastitem} = 'text'; 
        foreach my $item (@codetitles) {
            $extras{'instcode_'.$item} = 'selectbox';   
        }
        $elements{'new'}{'codepick'} = \%extras;
    }
    if (&Apache::lonnet::auto_run('',$dom)) {
        my %extras = (
                       enrollstart_month  => 'selectbox',
                       enrollstart_hour   => 'selectbox',
                       enrollend_month    => 'selectbox',
                       enrollend_hour     => 'selectbox',
                       enrollstart_day    => 'text',
                       enrollstart_year   => 'text',
                       enrollstart_minute => 'text',
                       enrollstart_second => 'text',
                       enrollend_day      => 'text',
                       enrollend_year     => 'text',
                       enrollend_minute   => 'text',
                       enrollend_second   => 'text',
                       addcrosslist       => 'checkbox',
                       autoadds           => 'radio',
                       autodrops          => 'radio',
        );
        my ($instcode,$titlescount) = &get_instcode($dom);
        if ($instcode) {
            my @sections = &Apache::lonnet::auto_get_sections(undef,$dom,$instcode);
            if (@sections) {
                $extras{'sectotal'} = 'hidden';
                if ($env{'form.sectotal'} > 0) {
                    for (my $i=0; $i<$env{'form.sectotal'}; $i++) {
                        $extras{'sec_'.$i} = 'radio';
                        $extras{'secnum_'.$i} = 'text';
                        $extras{'loncapasec_'.$i} = 'text';
                    }
                }
            } else {
                $extras{'addsection'} = 'checkbox';
                my $sectotal = $env{'form.sectotal'};
                if ($env{'form.addsection'}) {
                    $sectotal ++;
                }
                for (my $i=0; $i<$sectotal; $i++) {
                    $extras{'sec_'.$i} = 'checkbox';
                    $extras{'secnum_'.$i} = 'text',
                    $extras{'loncapasec_'.$i} = 'text',
                }
            }
            (my $outcome,my $desc,$instcredits) = 
                &Apache::lonnet::auto_validate_instcode(undef,$dom,$instcode);
            if ($showcredits && $instcredits eq '') {
                $extras{'coursecredits'} = 'text';
            }
        } elsif (($env{'form.crstype'} eq 'unofficial') || ($env{'form.crstype'} eq 'textbook')) {
            if ($showcredits) {
                $extras{'coursecredits'} = 'text';
            }
        }
        my $crosslisttotal = $env{'form.crosslisttotal'};
        if ($env{'form.addcrosslist'}) {
            $crosslisttotal ++;
        }
        if (!$crosslisttotal) {
            $crosslisttotal = 1;
        }
        for (my $i=0; $i<$env{'form.crosslisttotal'}; $i++) {
            if ($numtitles) {
                $extras{'crosslist_'.$i.'_'.$lastitem} = 'text';
            }
            if (@codetitles > 0) {
                foreach my $item (@codetitles) {
                    $extras{'crosslist_'.$i.'_'.$item} = 'selectbox';
                }
            }
            $extras{'crosslist_'.$i} = 'checkbox';
            $extras{'crosslist_'.$i.'_instsec'} = 'text',
            $extras{'crosslist_'.$i.'_lcsec'} = 'text',
        }
        my %mergedhash = (%{$elements{'new'}{'enrollment'}},%extras);
        %{$elements{'new'}{'enrollment'}} = %mergedhash;
    }
    my %people;
    my $persontotal = $env{'form.persontotal'};
    if ($env{'form.addperson'}) {
        $persontotal ++;
    }
    if ((!defined($persontotal)) || (!$persontotal)) {
        $persontotal = 1;
    }
    for (my $i=0; $i<$persontotal; $i++) {
        $people{'person_'.$i.'_uname'}     = 'text',
        $people{'person_'.$i.'_dom'}       = 'selectbox',
        $people{'person_'.$i.'_hidedom'}   = 'hidden',
        $people{'person_'.$i.'_firstname'} = 'text',
        $people{'person_'.$i.'_lastname'}  = 'text',
        $people{'person_'.$i.'_emailaddr'} = 'text',
        $people{'person_'.$i.'_role'}      = 'selectbox',
        $people{'person_'.$i.'_sec'}       = 'selectbox',
        $people{'person_'.$i.'_newsec'}    = 'text',
    }
    my %personnelhash = (%{$elements{'new'}{'personnel'}},%people);
    %{$elements{'new'}{'personnel'}} = %personnelhash;
    return (\%elements,$instcredits);;
}

sub onload_action {
    my ($action,$state) = @_;
    my %loaditems;
    if (($action eq 'new') || ($action eq 'view')) {
        if ($state eq 'crstype') {
            $loaditems{'onload'} = 'javascript:setAction(document.mainmenu_action);javascript:setType(document.mainmenu_coursetype)';
        } else {
            $loaditems{'onload'} = 'javascript:setFormElements(document.requestcrs);';
        }
        if ($state eq 'courseinfo') {
            $loaditems{'onload'} .= 'javascript:setCloneDisplay(document.requestcrs);';
        }
    }
    return \%loaditems;
}

sub print_main_menu {
    my ($r,$can_request,$states,$dom,$jscript,$loaditems,$crumb,$incdoms) = @_;
    my ($types,$typename) = &Apache::loncommon::course_types();
    my $onchange = 'this.form.submit()';
    my $nextstate_setter = "\n";
    if (ref($states) eq 'HASH') {
        foreach my $key (keys(%{$states})) {
            if (ref($states->{$key}) eq 'ARRAY') {
                $nextstate_setter .= 
"             if (actionchoice == '$key') {
                  nextstate = '".$states->{$key}[1]."';
             }
";
            }
        }
    }

    my $js = <<"END";

function nextPage(formname) {
    var crschoice = document.mainmenu_coursetype.crstype.value;
    var actionchoice = document.mainmenu_action.action.value;
    if (check_can_request(crschoice,actionchoice) == true) {
        if ((actionchoice == 'new') && (crschoice == 'official')) {
            nextstate = 'codepick';
        } else {
$nextstate_setter 
        }
        formname.crstype.value = crschoice;
        formname.action.value = actionchoice; 
        formname.state.value= nextstate;
        formname.submit();
    }
    return;
}

function check_can_request(crschoice,actionchoice) {
    var official = '';
    var unofficial = '';
    var community = '';
    var textbook = '';
END
    if (ref($can_request) eq 'HASH') {
        foreach my $item (keys(%{$can_request})) {
                $js .= " 
        $item = 1;
";
        }
    }
    my %js_lt = &Apache::lonlocal::texthash(
        official => 'You are not permitted to request creation of an official course in this domain.',
        unofficial => 'You are not permitted to request creation of an unofficial course in this domain.',
        community => 'You are not permitted to request creation of a community in this domain.',
        textbook => 'You are not permitted to request creation of a textbook course in this domain',
        all => 'You must choose a specific course type when making a new course request.',
        allt => '"All types" is not allowed.',
    ); 
    &js_escape(\%js_lt);
    $js .= <<END;
    if (crschoice == 'official') {
        if (official != 1) {
            alert("$js_lt{'official'}");
            return false;
        }
    } else {
        if (crschoice == 'unofficial') {
            if (unofficial != 1) {
                alert("$js_lt{'unofficial'}");
                return false;
            }
        } else {
            if (crschoice == 'community') {
                if (community != 1) {
                    alert("$js_lt{'community'}");
                    return false;
                }
            } else {
                if (crschoice == 'textbook') {
                    if (textbook != 1) {
                        alert("$js_lt{'textbook'}");
                        return false;
                    }
                } else {
                    if (actionchoice == 'new') {
                        alert('$js_lt{'all'}'+'\\n'+'$js_lt{'allt'}');
                        return false;
                    }
                }
            }
        }
    }
    return true;
}
END
    my ($pagetitle,$pageinfo,$domaintitle,$earlyout);
    if (ref($can_request) eq 'HASH') {
        if (($can_request->{'official'}) || ($can_request->{'unofficial'}) || $can_request->{'textbook'}) {
            if ($can_request->{'community'}) {
                $pagetitle = 'Course/Community Requests';
                $pageinfo = &mt('Request creation of a new course or community, or review your pending requests.');
                $domaintitle = &mt('Course/Community Domain');
            } else {
                $pagetitle = 'Course Requests';
                $pageinfo = &mt('Request creation of a new course, or review your pending course requests.');
                $domaintitle = &mt('Course Domain');
            }
        } elsif ($can_request->{'community'}) {
            $pagetitle = 'Community Requests';
            $pageinfo = &mt('Request creation of a new course, or review your pending requests.');
            $domaintitle = &mt('Community Domain');
        } elsif ((ref($incdoms) eq 'ARRAY') && ((@{$incdoms} > 1) ||
                 ((@{$incdoms} == 1) && ($incdoms->[0] ne $dom)))) {
            $pagetitle = 'Course/Community Requests';
            $pageinfo = &mt('You do not have rights to request creation of courses in this domain; please choose a different domain.');
            $domaintitle = &mt('Course/Community Domain');
        } else {
            $pagetitle = 'Course/Community Requests';
            $pageinfo  = &mt('You do not have rights to request creation of courses or communities.');
            $earlyout = 1;
        }
    }
    $r->print(&header($pagetitle,$js.$jscript,$loaditems).$crumb.
             '<p>'.$pageinfo.'</p>');
    if ($earlyout) {
        $r->print(&Apache::loncommon::end_page());
        return;
    }
    $r->print('<div>'.
              &Apache::lonhtmlcommon::start_pick_box().
              &Apache::lonhtmlcommon::row_title($domaintitle).
              '<form name="domforcourse" method="post" action="/adm/requestcourse">'.
              &Apache::loncommon::select_dom_form($dom,'showdom','',1,$onchange,$incdoms));
    if (!$onchange) {
        $r->print('&nbsp;<input type="submit" name="godom" value="'.
                   &mt('Change').'" />');
    }
    unless ((ref($can_request) eq 'HASH') && (keys(%{$can_request}) > 0)) {
        $r->print('</form>'.&Apache::lonhtmlcommon::row_closure(1)."\n".
                  &Apache::lonhtmlcommon::end_pick_box().'</div>'."\n".
                  &Apache::loncommon::end_page());
        return;
    }
    $r->print('</form>'.&Apache::lonhtmlcommon::row_closure());
    my $formname = 'requestcrs';
    my $nexttext = &mt('Next');
    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Action')).'
<form name="mainmenu_action" method="post" action=""> 
<select size="1" name="action" >
 <option value="new">'.&mt('New request').'</option>
 <option value="view">'.&mt('View/Modify/Cancel pending requests').'</option>
 <option value="log">'.&mt('View request history').'</option>
</select></form>'.
              &Apache::lonhtmlcommon::row_closure().
              &Apache::lonhtmlcommon::row_title(&mt('Type')).'
<form name="mainmenu_coursetype" method="post" action="">
<select size="1" name="crstype">');
    if (ref($can_request) eq 'HASH') {
        if (keys(%{$can_request}) > 1) {
            $r->print(' <option value="any">'.&mt('All types').'</option>');
        }
        if ((ref($types) eq 'ARRAY') && (ref($typename) eq 'HASH')) {
            foreach my $type (@{$types}) {
                next unless($can_request->{$type});
                my $selected = '';
                if ($env{'form.crstype'} eq '') {
                    if ($type eq 'official') {
                        $selected = ' selected="selected"';
                    }
                } else {
                    if ($type eq $env{'form.crstype'}) {
                        $selected = ' selected="selected"';
                    }
                }
                $r->print('<option value="'.$type.'"'.$selected.'>'.&mt($typename->{$type}).
                          '</option>'."\n");
            }
        }
    }
    $r->print('</select></form>'."\n".
              &Apache::lonhtmlcommon::row_closure(1)."\n".
              &Apache::lonhtmlcommon::end_pick_box().'</div>'."\n".
              '<div><form name="'.$formname.'" method="post" action="/adm/requestcourse">'."\n".
              '<input type="hidden" name="state" value="crstype" />'."\n".
              '<input type="hidden" name="showdom" value="'.$dom.'" />'."\n".
              '<input type="hidden" name="crstype" value="" />'."\n".
              '<input type="hidden" name="action" value="" />'."\n".
              '<input type="button" name="next" value="'.$nexttext.
              '" onclick="javascript:nextPage(document.'.$formname.')" />'."\n".
              '</form></div>');
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub request_administration {
    my ($r,$action,$state,$page,$states,$dom,$jscript,$loaditems,$crumb,
        $newinstcode,$codechk,$checkedcode,$description,$showcredits,
        $instcredits,$invalidcrosslist,$uname,$udom) = @_;
    my $js;
    if (($action eq 'new') || (($action eq 'view') && ($state eq 'pick_request'))) {
        $js =  <<END;

function nextPage(formname,nextstate) {
    formname.state.value= nextstate;
    formname.submit();
}

END
    }
    if (($action eq 'new') || ($action eq 'view')) {
        $js .= <<END;   

function backPage(formname,prevstate) {
    formname.state.value = prevstate;
    formname.submit();
}

END
    }
    if ($action eq 'new') {
        my $jsextra;
        if (($state eq 'courseinfo') || ($state eq 'codepick')) {
            $jsextra = "\n".&Apache::loncommon::coursebrowser_javascript($dom,'','','','','',
                                                                         $newinstcode);
        } elsif ($state eq 'enrollment') {
            if (($env{'form.crstype'} eq 'official') && 
                (&Apache::lonnet::auto_run('',$dom))) {
                $js .= "\n".&section_check_javascript()."\n".&enrollment_lcsec_js();
            }
        } elsif ($state eq 'personnel') {
            $js .= "\n".&section_check_javascript()."\n".&personnel_lcsec_js();
        }
        my $title;
        if ($env{'form.crstype'} eq 'community') {
            $title = 'Request a community';
        } else {
            $title = 'Request a course';
        }
        $r->print(&header($title,$js.$jscript,$loaditems,$jsextra).$crumb);
        &print_request_form($r,$action,$state,$page,$states,$dom,$newinstcode,
                            $codechk,$checkedcode,$description,$showcredits,
                            $instcredits,$invalidcrosslist);
    } elsif ($action eq 'view') {
        my $jsextra;
        my $formname = 'requestcrs';
        my $prev = $states->{$action}[$page-1];
        my $next = $states->{$action}[$page+1];
        if ($state eq 'pick_request') {
            $next = $states->{$action}[$page+1];
            $jsextra = &viewrequest_javascript($formname,$next);
        } elsif ($state eq 'details') {
            $jsextra = &viewdetails_javascript($formname);

        } elsif ($state eq 'cancel') {
            $jsextra = &viewcancel_javascript($formname);
        }
        my $title;
        if ($env{'form.crstype'} eq 'community') {
            $title = 'Manage community requests';
        } else {
            $title = 'Manage course requests';
        }
        $r->print(&header($title,$js.$jscript.$jsextra,$loaditems).$crumb);
        my $form = '<form method="post" name="'.$formname.'" action="/adm/requestcourse" />';
        if ($state eq 'pick_request') {
            my $title;
            if ($env{'form.crstype'} eq 'community') {
                $title = &mt('Pending community requests');
            } elsif ($env{'form.crstype'} eq 'official') {
                $title = &mt('Pending requests for official courses');
            } elsif ($env{'form.crstype'} eq 'unofficial') {
                $title = &mt('Pending requests for unofficial courses');
            } elsif ($env{'form.crstype'} eq 'textbook') {
                $title = &mt('Pending requests for textbook courses');
            } else {
                $title = &mt('Pending course/community requests'); 
            }
            $r->print('<h3>'.$title.'</h3><div>'."\n".$form."\n".
                      &print_request_status($dom,$action).'</form></div>');
        } elsif ($state eq 'details') {
            my (@codetitles,%cat_titles,%cat_order,@code_order,$instcode,$code_chk);
            my $origcnum = $env{'form.cnum'};
            if ($origcnum eq '') {
                $origcnum = $env{'form.origcnum'};   
            }
            if ($env{'form.crstype'} eq 'official') {
                &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                         \%cat_order,\@code_order);
            }
            my $title;
            if ($env{'form.crstype'} eq 'community') {
                $title = &mt('Community Request Details');
            } else {
                $title = &mt('Course Request Details');
            }
            $r->print('<h3>'.$title.'</h3><div>'."\n".$form."\n".
                      &print_review($dom,\@codetitles,\%cat_titles,\%cat_order,
                                    \@code_order,'','','','',$instcredits)."\n".
                      '<input name="origcnum" value="'.$origcnum.'" type="hidden" />'."\n");
            my @excluded = &get_excluded_elements($dom,$states,'new','review',
                                                  $showcredits);
            push(@excluded,'origcnum');
            $r->print(&Apache::lonhtmlcommon::echo_form_input(\@excluded).'</div>');
            my $other = 'modify';
            my %navtxt = &Apache::lonlocal::texthash (
                                                      prev => 'Back',
                                                      other => 'Modify Request',
                                                      next => 'Cancel Request',
                                                     );
            &display_navbuttons($r,$dom,$formname,$prev,$navtxt{'prev'},$next,
                                $navtxt{'next'},$state,$other,$navtxt{'other'});
            $r->print('</form>');
        } elsif ($state eq 'cancel') {
            my $title;
            if ($env{'form.crstype'} eq 'community') {
                $title = &mt('Cancel community request');
            } else {
                $title = &mt('Cancel course request');
            }
            my ($result,$output) = &print_cancel_request($dom,$env{'form.origcnum'});
            $r->print('<h3>'.$title.'</h3><div>'."\n".$form."\n".
                      $output);
            my @excluded = &get_excluded_elements($dom,$states,'view','cancel',
                                                  $showcredits);
            $r->print(&Apache::lonhtmlcommon::echo_form_input(\@excluded).'</div>');
            my %navtxt = &Apache::lonlocal::texthash (
                                                      prev => 'Back',
                                                      next => 'Confirm Cancellation',
                                                     );
            if ($result eq 'ok') {
                &display_navbuttons($r,$dom,$formname,$prev,$navtxt{'prev'},$next,
                                    $navtxt{'next'},$state);
            } else {
                &display_navbuttons($r,$dom,$formname,$prev,$navtxt{'prev'},undef,
                                    '',$state);
            }
            $r->print('</form>');
        } elsif ($state eq 'removal') {
            my $cnum = $env{'form.origcnum'};
            my $statuskey = 'status:'.$dom.':'.$cnum;
            my %userreqhash = &Apache::lonnet::get('courserequests',[$statuskey],
                                                   $env{'user.domain'},$env{'user.name'});
            my $currstatus = $userreqhash{$statuskey};
            my ($result,$error); 
            if (($currstatus eq 'approval') || ($currstatus eq 'pending')) { 
                my %status = (
                                 $statuskey => 'cancelled',
                             );
                my $statusresult = &Apache::lonnet::put('courserequests',\%status);
                if ($statusresult eq 'ok') {
                    my $delresult = 
                        &Apache::lonnet::del_dom('courserequestqueue',
                                                 [$cnum.'_'.$currstatus],$dom);
                    if ($delresult eq 'ok') {
                        $result = 'ok';
                    } else {
                        $error = &mt('An error occurred when updating the pending requests queue: [_1]',$delresult);
                    }
                } else {
                    $error = &mt("An error occurred when updating the status of this request in the requestor's records: [_1]",$statusresult);
                }
            } else {
                $error = &mt('The current status of this request could not be verified as pending approval/institutional action.');  
            }
            $r->print('<h3>'.&mt('Request Cancellation').'</h3><div>'."\n".$form."\n".
                      '<input type="hidden" name="state" value="'.$state.'" />'."\n".
                      '<input type="hidden" name="action" value="'.$action.'" />'."\n".
                      '<input type="hidden" name="showdom" value="'.$dom.'" />'."\n".
                      '<input type="hidden" name="orignum" value="'.$cnum.'" />'."\n");
            if ($result eq 'ok') {
                if ($env{'form.crstype'} eq 'community') {
                    $r->print(&mt('Your community request has been cancelled.'));
                } else {
                    $r->print(&mt('Your course request has been cancelled.'));
                }
            } else {
                $r->print('<div class="LC_error">'.
                          &mt('The request cancellation process was not complete.').
                          '<br />'.$error.'</div>');
            }
            $r->print('</form>');
        }
    } elsif ($action eq 'display') {
        my $formname = 'requestcrs';
        my (@codetitles,%cat_titles,%cat_order,@code_order,$instcode,$code_chk);
        if ($env{'form.crstype'} eq 'official') {
            &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                     \%cat_order,\@code_order);
        }
        my ($title,$header);
        if ($env{'form.crstype'} eq 'community') {
            $title = 'Community Request';
            $header = &mt('Community Request');
        } else {
            $title = 'Course Request';
            $header = &mt('Course Request');
        }
        $r->print(&header($title,'','','',{ 'only_body' => 1}).
                  $crumb."\n".'<h3>'.$header.'</h3>'.
                  &print_review($dom,\@codetitles,\%cat_titles,\%cat_order,
                                \@code_order,$uname,$udom,'','',$instcredits)."\n".
                  '</div>'.
                  &close_popup_form());
    }
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub domcoord_display {
    my ($dom) = @_;
    my ($uname,$udom,$result,$warning);
    if (($dom eq $env{'request.role.domain'}) && (&Apache::lonnet::allowed('ccc',$dom))) {
        if ($env{'form.cnum'} ne '') {
            my $cnum = $env{'form.cnum'};
            my $queue = $env{'form.queue'};
            my $reqkey = $cnum.'_'.$queue;
            my $namespace = 'courserequestqueue';
            my $domconfig = &Apache::lonnet::get_domainconfiguser($dom);
            my %queued =
                &Apache::lonnet::get($namespace,[$reqkey],$dom,$domconfig);
            if (ref($queued{$reqkey}) eq 'HASH') {
                $uname = $queued{$reqkey}{'ownername'};
                $udom  = $queued{$reqkey}{'ownerdom'};
                if (($udom =~ /^$match_domain$/) && ($uname =~ /^$match_username$/)) {
                    $result = &retrieve_settings($dom,$cnum,$udom,$uname);
                } else {
                    if ($env{'form.crstype'} eq 'community') {
                        $warning = &mt('Invalid username or domain for community requestor');
                    } else {
                        $warning = &mt('Invalid username or domain for course requestor');
                    }
                }
            } else {
                if ($env{'form.crstype'} eq 'community') {
                    $warning = &mt('No information was found for this community request.');
                } else {
                    $warning = &mt('No information was found for this course request.');
                }
            }
        } else {
            $warning = &mt('No course request ID provided.');
        }
    } else {
        if ($env{'form.crstype'} eq 'any') {
            $warning = &mt('You do not have rights to view course or community request information.');
        } elsif ($env{'form.crstype'} eq 'community') {
            $warning = &mt('You do not have rights to view community request information.');
        } else {
            $warning = &mt('You do not have rights to view course request information.');
        }
    }
    return ($uname,$udom,$result,$warning);
}

sub enrollment_lcsec_js {
    my %alerts = &section_check_alerts();
    my $secname = $alerts{'badsec'};
    my $secnone = $alerts{'reserved'};
    &js_escape(\$secname);
    &js_escape(\$secnone);
    my $output = '
function validateEnrollSections(formname,nextstate) {
    var badsectotal = 0;
    var reservedtotal = 0;
    var secTest = "";
';
    for (my $i=0; $i<$env{'form.sectotal'}; $i++) {
        $output .= "
    var selSec = 0;
    for (var j=0; j<document.requestcrs.sec_".$i.".length; j++) {
        if (document.requestcrs.sec_".$i."[j].checked) {
            selSec = document.requestcrs.sec_".$i."[j].value;
        }
        if (selSec == 1) {
            secTest = validsection(document.requestcrs.loncapasec_".$i.");
            if (secTest == 'badsec') {
                badsectotal++;
            }
            if (secTest == 'reserved') {
                reservedtotal++;
            }
        }
    }
";
    }
    for (my $i=0; $i<$env{'form.crosslisttotal'}; $i++) {
        $output .= "
    if (document.requestcrs.crosslist_".$i.".checked) {
        secTest = validsection(document.requestcrs.crosslist_".$i."_lcsec);
        if (secTest == 'badsec') {
            badsectotal++;
        }
        if (secTest == 'reserved') {
            reservedtotal++;
        }
    }
";
    }
    $output .= "
    if (badsectotal>0) {
        alert('$secname');
        return false;
    }
    if (reservedtotal>0) {
        alert('$secnone');
        return false;
    }
    formname.state.value= nextstate;
    formname.submit();
    return;
}
";
    return $output;
}

sub personnel_lcsec_js {
    my %alerts = &section_check_alerts();
    my $secname = $alerts{'badsec'}."\n".$alerts{'separate'};
    my $secnone = $alerts{'reserved'};
    &js_escape(\$secname);
    &js_escape(\$secnone);
    my $output = '
function validatePersonnelSections(formname,nextstate) {
    var badsectotal = 0;
    var reservedtotal = 0;
    var secTest = "";
';
    for (my $i=0; $i<$env{'form.persontotal'}; $i++) {
        $output .= "
    if (document.requestcrs.person_".$i."_uname.value != '') {
        secTest = validsection(document.requestcrs.person_".$i."_newsec,'1');
        if (secTest == 'badsec') {
            badsectotal++; 
        }
        if (secTest == 'reserved') {
            reservedtotal++;
        }
    }
";
    }
    $output .= "
    if (badsectotal > 0) {
        alert('$secname');
        return false;
    } else {
        if (reservedtotal > 0) {
            alert('$secnone');
            return false;
        }
    }
    formname.state.value = nextstate;
    formname.submit();
    return;
}
";
    return $output;
}

sub section_check_alerts {
    my %lt = 
        &Apache::lonlocal::texthash(
            reserved => "You need to change one or more LON-CAPA section names - none is a reserved word in the system, and may not be used.",
            badsec => 'You need to change one or more LON-CAPA section names - names may only contain letters or numbers.',
            separate => 'Separate multiple sections with a comma.'
        );
    return %lt;
}

sub section_check_javascript {
    return <<"END";
function validsection(field,mult) {
    var str = field.value;
    var badsec=0;
    var reserved=0;
    if (window.RegExp) {
        var badsecnum=0;
        var reservednum=0;
        var pattern=/[^a-zA-Z0-9]/; 
        str = str.replace(/(^\\s*)|(\\s*\$)/gi,"");
        str = str.replace(/[ ]{2,}/gi," ");
        if (mult == '1') {
            var sections = new Array();
            sections = str.split(/\\s*[\\s,;:]\\s*/);
            var i;
            for (i=0; i<sections.length; i++) {
                if ((sections[i] != '') && (sections[i] != undefined) && (sections[i] != null)) {
                    if (pattern.test(sections[i])) {
                        badsecnum++;
                    } else {
                        if (sections[i] == 'none') {
                            reservednum++;
                        }
                    }
                }
            }
        } else {
            if ((str != '') && (str != undefined) && (str != null)) {
                if (pattern.test(str)) {
                    badsecnum++;
                } else {
                    if (str == 'none') {
                        reservednum++;
                    }
                }
            }
        }
        if (badsecnum > 0) {
            return 'badsec';
        }
        if (reservednum > 0) {
            return 'reserved';
        }
    }
    return;
}
END
}

sub close_popup_form {
    my $close= &mt('Close Window');
    return << "END";
<p><form name="displayreq" action="" method="post">
<input type="button" name="closeme" value="$close" onclick="javascript:self.close();" />
</form></p>
END
}

sub get_instcode {
    my ($dom) = @_;
    my ($instcode,$numtitles);
    my (@codetitles,%cat_titles,%cat_order,@code_order,$instcode,$code_chk);
    &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                             \%cat_order,\@code_order);
    $numtitles = scalar(@codetitles);
    if (@code_order > 0) {
        my $message;
        foreach my $item (@code_order) {
            $instcode .= $env{'form.instcode_'.$item};
        }
    }
    return ($instcode,$numtitles);
}

sub print_request_form {
    my ($r,$action,$state,$page,$states,$dom,$newinstcode,$codechk,$checkedcode,
        $description,$showcredits,$instcredits,$invalidcrosslist) = @_;
    my $formname = 'requestcrs';
    my ($next,$prev,$message,$output,$codepicker,$crstype);
    $prev = $states->{$action}[$page-1];
    $next = $states->{$action}[$page+1];
    my %navtxt = &Apache::lonlocal::texthash (
                                               prev => 'Back',
                                               next => 'Next',
                                             );
    $crstype = $env{'form.crstype'};
    $r->print('<br /><form name="'.$formname.'" method="post" action="/adm/requestcourse">');
    my (@codetitles,%cat_titles,%cat_order,@code_order,$instcode,$code_chk,
        @disallowed);
    if ($crstype eq 'official') {
        if ($env{'form.instcode'} ne '') {
            $instcode = $env{'form.instcode'};
        } elsif ($newinstcode ne '') {
            $instcode = $newinstcode;
        }
        if ($checkedcode) {
            if ($codechk eq 'valid') {
                $message = '<div class="LC_info">'.
                           &mt('The chosen course category [_1] is valid.','<b>'.
                           $instcode.'</b>').
                           '<input type="hidden" name="instcode" value="'.
                           $instcode.'" /></div>';
            } else {
                $message = '<div class="LC_warning">'.
                            &mt('No course was found matching your choice of institutional course category.');
                if ($codechk ne '') {
                    $message .= '<br />'.$codechk;
                }
                $message .= '</div>';
                $prev = 'crstype';
            }
            $r->print($message);
        }
    }
    if ($prev eq 'crstype') {
        if ($crstype eq 'official') {
            &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                     \%cat_order,\@code_order);
        }
        if (@code_order > 0) {
            $codepicker = &coursecode_form($dom,'instcode',\@codetitles,
                                           \%cat_titles,\%cat_order);
            if ($codepicker) {
                $r->print(&mt('Specify the course to be created.').
                          '<div>'.&Apache::lonhtmlcommon::start_pick_box().
                          $codepicker.
                          &Apache::lonhtmlcommon::end_pick_box().'</div>');
            } else {
                $next = $states->{$action}[$page+2];
                $r->print(&courseinfo_form($dom,$formname,$crstype,$next));
            }
        } else {
            if ($crstype eq 'official') {
                $next = $states->{$action}[$page+2];
            }
            $r->print(&courseinfo_form($dom,$formname,$crstype,$next));
        }
    } elsif ($prev eq 'codepick') {
        if ($instcode eq '') {
            $prev = $states->{$action}[$page-2];
        }
        $r->print(&courseinfo_form($dom,$formname,$crstype,$next,$description));
    } elsif ($state eq 'enrollment') {
        if ($crstype eq 'official') {
            &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                     \%cat_order,\@code_order);
        }
        $r->print(&print_enrollment_menu($formname,$instcode,$dom,\@codetitles,
                                         \%cat_titles,\%cat_order,\@code_order,
                                         $showcredits,$instcredits,$invalidcrosslist));
    } elsif ($state eq 'personnel') {
        $r->print(&print_personnel_menu($dom,$formname,$crstype,$invalidcrosslist));
    } elsif ($state eq 'review') {
        my (%alerts,%rulematch,%inst_results,%curr_rules,%got_rules,%disallowmsg);
        my $now = time;
        for (my $i=0; $i<$env{'form.persontotal'}; $i++) {
            my $personname = $env{'form.person_'.$i.'_uname'};
            my $persondom = $env{'form.person_'.$i.'_dom'};
            if (($personname =~ /^$match_username$/) && 
                ($persondom =~ /^$match_domain$/)) {
                if (&Apache::lonnet::domain($persondom)) {
                    my $personhome = 
                        &Apache::lonnet::homeserver($personname,$persondom);
                    if ($personhome eq 'no_host') {
                        if ($persondom ne $dom) {
                            my $skipuser = 1;
                            if ($env{'user.role.dc./'.$persondom.'/'}) {
                                my ($start,$end) = split('.',$env{'user.role.dc./'.$persondom.'/'});
                                if (((!$start) || ($start < $now)) && 
                                    ((!$end) || ($end > $now))) {
                                    $skipuser = 0;
                                }
                            }
                            if ($skipuser) {
                                push(@disallowed,$i);
                                $disallowmsg{$i} = &mt('[_1] was excluded because new users need to be from the course domain','<tt>'.$personname.':'.$persondom.'</tt>');
                                next;
                            }
                        }
                        my $usertype = &get_usertype($persondom,$personname,\%curr_rules,\%got_rules);
                        if (&Apache::lonuserutils::can_create_user($dom,'requestcrs',$usertype)) {
                            my ($allowed,$msg,$authtype,$authparam) = 
                                &check_newuser_rules($persondom,$personname,
                                    \%alerts,\%rulematch,\%inst_results,
                                    \%curr_rules,\%got_rules);
                            if ($allowed) {
                                my %domdefaults = &Apache::lonnet::get_domain_defaults($persondom);
                                if ($usertype eq 'official') {
                                    if ($authtype eq '') {
                                        $authtype = $domdefaults{'auth_def'};
                                        $authparam = $domdefaults{'auth_arg_def'};
                                    }
                                } elsif ($usertype eq 'unofficial') {
                                    if ($authtype eq '') {
                                        $authtype = 'internal';
                                        $authparam = '';
                                    }
                                } else {
                                    $authtype = $domdefaults{'auth_def'};
                                    $authparam = $domdefaults{'auth_arg_def'};
                                }
                                if (($authtype eq '') ||
                                    (($authtype =~/^krb/) && ($authparam eq ''))) {
                                    push(@disallowed,$i);
                                    $disallowmsg{$i} = &mt('[_1] was excluded because institutional information is incomplete for this new user.','<tt>'.$personname.':'.$persondom.'</tt>');
                                    next;
                                }
                                if (ref($inst_results{$personname.':'.$persondom}) eq 'HASH') {
                                    if ($inst_results{$personname.':'.$persondom}{'lastname'} ne '') {
                                        $env{'form.person_'.$i.'_lastname'} = $inst_results{$personname.':'.$persondom}{'lastname'};
                                    }
                                    if ($inst_results{$personname.':'.$persondom}{'firstname'} ne '') {
                                        $env{'form.person_'.$i.'_firstname'} = $inst_results{$personname.':'.$persondom}{'firstname'};
                                    }
                                    if ($inst_results{$personname.':'.$persondom}{'permanentemail'} ne '') {
                                        $env{'form.person_'.$i.'_emailaddr'} = $inst_results{$personname.':'.$persondom}{'permanentemail'};
                                    }
                                }
                            } else {
                                push(@disallowed,$i);
                                $disallowmsg{$i} = &mt('[_1] was excluded because the username violated format rules for the domain','<tt>'.$personname.':'.$persondom.'</tt>');  
                            }
                        } else {
                            push(@disallowed,$i);
                            $disallowmsg{$i} = &mt('[_1] was excluded because you may not request new users in the domain','<tt>'.$personname.':'.$persondom.'</tt>');
                        }
                    } else {
                        my %userenv = 
                            &Apache::lonnet::userenvironment($persondom,$personname,'lastname','firstname','permanentemail');
                        if ($env{'form.person_'.$i.'_lastname'} eq '') {
                            $env{'form.person_'.$i.'_lastname'} = $userenv{'lastname'};
                        }
                        if ($env{'form.person_'.$i.'_firstname'} eq '') {
                            $env{'form.person_'.$i.'_firstname'} = $userenv{'firstname'};
                        }
                        if ($env{'form.person_'.$i.'_emailaddr'} eq '') {
                            $env{'form.person_'.$i.'_emailaddr'} = $userenv{'permanentemail'};
                        }
                    }
                } elsif ($personname ne '') {
                    push(@disallowed,$i);
                    $disallowmsg{$i} = &mt('[_1] was excluded because the domain is invalid','<tt>'.$personname.':'.$persondom.'</tt>');
                }
            } elsif ($personname ne '') {
                push(@disallowed,$i);
                $disallowmsg{$i} = &mt('[_1] was excluded because the username or domain is invalid.','<tt>'.$personname.':'.$persondom.'</tt>');
            }
        }
        my $cnum;
        if ($env{'form.origcnum'} =~ /^($match_courseid)$/) {
            $cnum = $env{'form.origcnum'};
        } else {
            my $gentype = 'Course';
            if ($crstype eq 'community') {
                $gentype = 'Community';
            }
            $cnum = &Apache::lonnet::generate_coursenum($dom,$gentype);
        }
        &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                 \%cat_order,\@code_order);
        if ($crstype eq 'community') {
            $r->print('<h3>'.&mt('Review community request details before submission').'</h3>');
        } else {
            $r->print('<h3>'.&mt('Review course request details before submission').'</h3>');
        }
        $r->print(&print_review($dom,\@codetitles,\%cat_titles,\%cat_order,\@code_order,'','',\@disallowed,\%disallowmsg,$instcredits).
                  '<input type="hidden" name="cnum" value="'.$cnum.'" />');
        my $fullname = &Apache::loncommon::plainname($env{'user.name'},
                                                     $env{'user.domain'});
        my $postprocess = &Apache::lonnet::auto_crsreq_update($dom,$cnum,$crstype,'review',$env{'user.name'},
                                                              $env{'user.domain'},$fullname,$env{'form.cdescr'});
        if (ref($postprocess) eq 'HASH') {
            if ($postprocess->{'reviewweb'}) {
                $r->print($postprocess->{'reviewweb'});
            }
        }
        if ($crstype eq 'community') {
            $navtxt{'next'} = &mt('Submit community request');
        } else {
            $navtxt{'next'} = &mt('Submit course request');
        }
    }  elsif ($state eq 'process') {
        if ($crstype eq 'official') {
            &Apache::lonnet::auto_possible_instcodes($dom,\@codetitles,\%cat_titles,
                                                     \%cat_order,\@code_order);
        }
        my $lonhost = $r->dir_config('lonHostID');
        my ($storeresult,$result,$customized) = &print_request_outcome($r,$lonhost,$dom,\@codetitles,
                                                                      \@code_order,$instcredits);
        $r->print($result);
        if (($storeresult eq 'ok') || ($storeresult eq 'created')) {
            if ($storeresult eq 'ok') {
                $r->print('<p><a href="/adm/requestcourse?action=view&state=details&showdom='.$dom.'&cnum='. $env{'form.cnum'}.'">'.
                          &mt('Modify this request').'</a>'.('&nbsp;'x4).
                          '<a href="/adm/requestcourse">'.&mt('Make another request').'</a></p>');
            }
            if (&Apache::loncoursequeueadmin::author_prompt()) {
                unless ($customized) {
                    &print_author_prompt($r,$env{'form.action'},$env{'form.cnum'},$env{'form.showdom'},
                                         $env{'form.crstype'},$storeresult);
                }
            } elsif ($storeresult eq 'created') {
                unless ($customized) {
                    $r->print('<p><a href="/adm/requestcourse">'.&mt('Make another request').'</a></p>');
                }
            }
        }
    } elsif ($state eq 'reqauthor') {
        my ($result,@links); 
        if ($env{'form.requestauthor'}) {
            $r->print(&Apache::loncoursequeueadmin::process_reqauthor(\$result));
            if ($result eq 'created') {
                my $role = 'au';
                my $spec = "$role./$env{'form.showdom'}/";
                push(@links,&mt('Enter your Authoring Space with role: [_1]',
                                '<a href="/adm/roles?selectrole=1&amp;'.$spec.'=1">'.
                                &Apache::lonnet::plaintext($role).'</a>'));
            }
        }
        if (($env{'form.disposition'} eq 'created') &&
            ($env{'form.cnum'} =~ /^$match_courseid$/) &&
            ($env{'form.showdom'} =~ /^$match_domain$/)) {
            my ($spec,$area,$role,$type);
            my $role = 'cc';
            my $spec = "$role./$env{'form.showdom'}/$env{'form.cnum'}";
            my $type = 'Course';
            if ($env{'form.crstype'} eq 'community') {
                $type = 'Community';
            }
            my $showrole = &Apache::lonnet::plaintext($role,$type);
            unshift(@links,&mt('Enter new course with role: [_1]',
                               '<a href="/adm/roles?selectrole=1&amp;'.$spec.'=1">'.$showrole.'</a>'));
        }
        if (@links > 1) {
            $r->print(&mt('New roles will be listed on your [_1]Roles[_2] page.',
                          '<a href="/adm/roles">','</a>').'&nbsp'.&mt('Choose a role:').
                       '<ul>');
            foreach my $link (@links) {
                $r->print('<li>'.$link.'</li>');
            }
            $r->print('</ul>');
        } elsif (@links == 1) {
            $r->print('<p>'.$links[0].'</p>');
        }
    }
    my @excluded = &get_excluded_elements($dom,$states,$action,$state,$showcredits);
    if ($state eq 'personnel') {
        push(@excluded,'persontotal');
    }
    if ($state eq 'review') {
        if (@disallowed > 0) {
            my @items = qw(uname dom lastname firstname emailaddr hidedom role newsec);
            my @currsecs = &current_lc_sections();
            if (@currsecs) {
                push(@items,'sec');
            }
            my $count = 0;
            for (my $i=0; $i<$env{'form.persontotal'}; $i++) {
                unless ($env{'form.person_'.$i.'_uname'} eq '') {
                    if (grep(/^$i$/,@disallowed)) {
                        foreach my $item (@items) {
                            $env{'form.person_'.$i.'_'.$item} = '';
                        }
                    } else { 
                        foreach my $item (@items) {
                            $env{'form.person_'.$count.'_'.$item} = $env{'form.person_'.$i.'_'.$item};
                        }
                    }
                }
                $count ++;
            }
            $env{'form.persontotal'} = $count;
        }
    }
    if ($state eq 'enrollment') {
        push(@excluded,('sectotal','crosslisttotal'));
    }
    if (($state eq 'process') || ($state eq 'reqauthor')) {
        $r->print('</form>');
    } else {
        $r->print(&Apache::lonhtmlcommon::echo_form_input(\@excluded).'</form>');
        &display_navbuttons($r,$dom,$formname,$prev,$navtxt{'prev'},$next,
                            $navtxt{'next'},$state);
    }
    return;
}

sub print_author_prompt {
    my ($r,$action,$cnum,$showdom,$crstype,$storeresult) = @_;
    $r->print('<h3>'.&mt('Access to Authoring Space').'</h3>'.
              '<p>'.
              &mt('Although assessment items can be created directly inside a course, such items only use part of the assessment capabilities of LON-CAPA.').
              '<br />'.
              &mt('By contrast, items created in Authoring Space, then imported into a course, can use all of the features of the assessment engine.').'</p>'.
              '<p>'.&mt('Request Authoring Space access now?').
              '<span class="LC_nobreak">&nbsp;'.
              '<label><input type="radio" name="requestauthor" value="1" />'.&mt('Yes').'</label>'.
              ('&nbsp;'x2).
              '<label><input type="radio" name="requestauthor" value="0" checked="checked"/>'.&mt('No').'</label>'.
              '</span></p>'.
              '<input type="submit" name="newauthor" value="'.&mt('Submit authoring request').'" />'.
              '<input type="hidden" name="state" value="reqauthor" />'.
              '<input type="hidden" name="action" value="'.$action.'" />'.
              '<input type="hidden" name="cnum" value="'.$cnum.'" />'.
              '<input type="hidden" name="showdom" value="'.$showdom.'" />'.
              '<input type="hidden" name="crstype" value="'.$crstype.'" />'.
              '<input type="hidden" name="disposition" value="'.$storeresult.'" />'.
              '<br />');
}    

sub get_usertype {
    my ($persondom,$personname,$curr_rules,$got_rules) = @_;
    my ($rules,$ruleorder) =
        &Apache::lonnet::inst_userrules($persondom,'username');
    my $usertype = &Apache::lonuserutils::check_usertype($persondom,$personname,
                                                         $rules,$curr_rules,$got_rules);
    return $usertype;
}

sub check_newuser_rules {
    my ($persondom,$personname,$alerts,$rulematch,$inst_results,$curr_rules,
        $got_rules) = @_;
    my $allowed = 1;
    my $newuser = 1;
    my ($checkhash,$userchkmsg,$authtype,$authparam);
    my $checks = { 'username' => 1 };
    $checkhash->{$personname.':'.$persondom} = { 'newuser' => $newuser };
    &Apache::loncommon::user_rule_check($checkhash,$checks,$alerts,$rulematch,
                                        $inst_results,$curr_rules,$got_rules);
    if (ref($alerts->{'username'}) eq 'HASH') {
        if (ref($alerts->{'username'}{$persondom}) eq 'HASH') {
            my $domdesc =
                &Apache::lonnet::domain($persondom,'description');
            if ($alerts->{'username'}{$persondom}{$personname}) {
                if (ref($curr_rules->{$persondom}) eq 'HASH') {
                    $userchkmsg =
                        &Apache::loncommon::instrule_disallow_msg('username',
                                                                  $domdesc,1).
                        &Apache::loncommon::user_rule_formats($persondom,
                            $domdesc,$curr_rules->{$persondom}{'username'},
                            'username');
                }
                $allowed = 0;
            }
        }
    }
    if ($allowed) {
        if (ref($rulematch) eq 'HASH') {
            if (ref($rulematch->{$personname.':'.$persondom}) eq 'HASH') {
                my $matchedrule = $rulematch->{$personname.':'.$persondom}{'username'};
                my ($rules,$ruleorder) =
                    &Apache::lonnet::inst_userrules($persondom,'username');
                if (ref($rules) eq 'HASH') {
                    if (ref($rules->{$matchedrule}) eq 'HASH') {
                        $authtype = $rules->{$matchedrule}{'authtype'};
                        $authparam = $rules->{$matchedrule}{'authparm'};
                    }
                }
            }
        }
    }
    return ($allowed,$userchkmsg,$authtype,$authparam);
}

sub get_excluded_elements {
    my ($dom,$states,$action,$state,$showcredits) = @_;
    my @excluded = ('counter');
    my ($elements,$instcredits) = &form_elements($dom,$showcredits);
    if (ref($states) eq 'HASH') {
        if (ref($states->{$action}) eq 'ARRAY') {
            my @items = @{$states->{$action}};
            my $numitems = scalar(@items);
            if ($numitems) {
                for (my $i=$numitems-1; $i>=0; $i--) {
                    if ((ref($elements) eq 'HASH') && 
                        (ref($elements->{$action}) eq 'HASH')) {
                        if (ref($elements->{$action}{$items[$i]}) eq 'HASH') {
                            foreach my $key (keys(%{$elements->{$action}{$items[$i]}})) {
                                push(@excluded,$key);
                            }
                        }
                    }
                    last if ($items[$i] eq $state);
                }
            }
        }
    }
    if (grep(/^instcode_/,@excluded)) {
        push(@excluded,'instcode');
    }
    return @excluded;
}

sub print_enrollment_menu {
    my ($formname,$instcode,$dom,$codetitles,$cat_titles,$cat_order,$code_order,
        $showcredits,$instcredits,$invalidcrosslist) =@_;
    my ($sections,$autoenroll,$access_dates,$output,$hasauto,$hascredits,
        $creditsrow,$domdefcredits);
    my $starttime = time;
    my $endtime = time+(6*30*24*60*60); # 6 months from now, approx

    my %accesstitles = (
                          'start' => 'Default start access',
                           'end'   => 'Default end access',
                       );
    my %enrolltitles = (
                           'start' => 'Start auto-enrollment',
                           'end'   => 'End auto-enrollment',
                       );
    if ($showcredits) {
        unless ($env{'form.crstype'} eq 'community') {
            my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
            $domdefcredits = $domdefs{$env{'form.crstype'}.'credits'};
        }
    }
    if ($env{'form.crstype'} eq 'official') {
        if (&Apache::lonnet::auto_run('',$dom)) {
            $output = &show_invalid_crosslists($invalidcrosslist);
            my ($section_form,$crosslist_form);
            if ($instcode ne '') {
                $section_form = &inst_section_selector($dom,$instcode);
                if ($section_form eq '') {
                    my $sectotal = $env{'form.sectotal'};
                    if (!$sectotal) {
                        $sectotal = 1;
                    }
                    if ($env{'form.addsection'}) {
                        $sectotal ++;
                    }
                    for (my $i=0; $i<$sectotal; $i++) {
                        $section_form .= &sections_form($dom,$instcode,$i);
                    }
                    if ($section_form) {
                        $section_form .=
                    &Apache::lonhtmlcommon::row_title(&mt('Add another')).
                    '<input name="sectotal" type="hidden" value="'.$sectotal.'" />'.
                    '<input name="addsection" type="checkbox" value="'.$sectotal.'"'.
                    ' onclick="javascript:nextPage(document.'.$formname.",'".$env{'form.state'}.
                   "'".');" />'.&mt('Add?').&Apache::lonhtmlcommon::row_closure();
                    }
                }
            }
            if ($section_form) {
                $sections = &Apache::lonhtmlcommon::row_headline().
                            '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Sections').
                            '&nbsp;'.&mt('Sections for auto-enrollment').'</h3>'.
                            &Apache::lonhtmlcommon::row_closure(1).
                            $section_form;
            }
            my $crosslisttotal = $env{'form.crosslisttotal'};
            if (!$crosslisttotal) {
                $crosslisttotal = 1;
            }
            if ($env{'form.addcrosslist'}) {
                $crosslisttotal ++;
            }
            for (my $i=0; $i<$crosslisttotal; $i++) {
                $crosslist_form .= &coursecode_form($dom,'crosslist',$codetitles, 
                                                  $cat_titles,$cat_order,$i);
            }
            if ($crosslist_form) { 
                $crosslist_form .= 
                    &Apache::lonhtmlcommon::row_title(&mt('Add another')).
                    '<input name="crosslisttotal" type="hidden" value="'.$crosslisttotal.'" />'.
                    '<input name="addcrosslist" type="checkbox" value="'.$crosslisttotal.'"'.
                    ' onclick="javascript:nextPage(document.'.$formname.",'".$env{'form.state'}.
                   "'".');" />'.&mt('Add?').&Apache::lonhtmlcommon::row_closure();
                $sections .=  &Apache::lonhtmlcommon::row_headline.
                              '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Crosslist').'&nbsp;'.&mt('Crosslisted courses for auto-enrollment').'</h3>'.
                              &Apache::lonhtmlcommon::row_closure(1).
                              $crosslist_form;
            }
            $hasauto = 1;
            $autoenroll = 
                &Apache::lonhtmlcommon::row_title(&Apache::loncommon::help_open_topic('Course_Request_Autoadd').'&nbsp;'.&mt('Add registered students automatically')).
                '<span class="LC_nobreak"><label>'.
                '<input type="radio" name="autoadds" value="1">'.
                &mt('Yes').'</label>'.('&nbsp;'x3).'<label>'.
                '<input type="radio" name="autoadds" value="0" checked="checked">'.
                &mt('No').'</label></span>'.
                &Apache::lonhtmlcommon::row_closure(1).
                &Apache::lonhtmlcommon::row_title(&Apache::loncommon::help_open_topic('Course_Request_Autodrop').'&nbsp;'.&mt('Drop unregistered students automatically')).
                '<span class="LC_nobreak"><label>'.
                '<input type="radio" name="autodrops" value="1">'.
                &mt('Yes').'</label>'.('&nbsp;'x3).'<label>'.
                '<input type="radio" name="autodrops" value="0" checked="checked">'.
                &mt('No').'</label></span>'. 
                &Apache::lonhtmlcommon::row_closure(1).
                &date_setting_table($starttime,$endtime,$formname,'enroll',
                                    $hasauto,undef,%enrolltitles);
            if ($showcredits) {
                if ($instcredits) {
                    $creditsrow = &mt('[quant,_1,credit]',$instcredits);
                } else {
                    $creditsrow = '<span class="LC_nobreak">'.
                                  '<input type="text" size="3" name="coursecredits"'.
                                  ' value="'.$domdefcredits.'" />';
                }
                $hascredits = 1;
            }
        }
    } elsif (($env{'form.crstype'} eq 'unofficial') || ($env{'form.crstype'} eq 'textbook')) {
        if ($showcredits) {
            $creditsrow = '<span class="LC_nobreak">'.
                          '<input type="text" size="3" name="coursecredits"'.
                          ' value="'.$domdefcredits.'"/>';
            $hascredits = 1;
        }
    }
    my $access_dates = 
        &date_setting_table($starttime,$endtime,$formname,'access',$hasauto,
                            $hascredits,%accesstitles);
    $output .= &Apache::lonhtmlcommon::start_pick_box();
    if ($sections) {
        $output .=  $sections;
    }
    if ($autoenroll) {
        $output .= &Apache::lonhtmlcommon::row_headline('Auto-enroll').
                   '<h3>'.&mt('Auto-enrollment settings').'</h3>'.
                   &Apache::lonhtmlcommon::row_closure(1).
                   $autoenroll;
    }
    if ($access_dates) {
        my $header = &mt('Access dates for students');
        if ($env{'form.crstype'} eq 'community') {
            $header = &mt('Access dates for community members');
        }
        $output .= &Apache::lonhtmlcommon::row_headline('Access').
                   '<h3>'.$header.'</h3>'.
                   &Apache::lonhtmlcommon::row_closure(1).
                   $access_dates;
    }
    if ($creditsrow) {
        $output .= &Apache::lonhtmlcommon::row_headline('Credits').
                   '<h3>'.&mt('Credits earned by students').'</h3>'.
                   &Apache::lonhtmlcommon::row_closure(1).
                   &Apache::lonhtmlcommon::row_title(&mt('Default credits')).
                   $creditsrow.
                   &Apache::lonhtmlcommon::row_closure(1);
    }
    return '<div>'.&Apache::lonhtmlcommon::start_pick_box().$output.
           &Apache::lonhtmlcommon::end_pick_box().'</div>';
}

sub show_invalid_crosslists {
    my ($invalidcrosslist) = @_;
    my $output;
    if (ref($invalidcrosslist) eq 'ARRAY') {
        if (@{$invalidcrosslist} > 0) {
            $output = '<div class="LC_warning">'.
                      &mt('The following crosslisted courses were invalid:').'<ul>';
            foreach my $item (@{$invalidcrosslist}) {
                $output .= '<li>'.$item.'</li>';
            }
            $output .= '</ul></div><br />';
        }
    }
    return $output;
}


sub inst_section_selector {
    my ($dom,$instcode) = @_;
    my @sections = &Apache::lonnet::auto_get_sections(undef,$dom,$instcode);
    my $sectotal = scalar(@sections);
    my $output;
    if ($sectotal) {
        $output .=  &Apache::lonhtmlcommon::row_title(&mt('Sections of [_1]',$instcode)).
                    &Apache::loncommon::start_data_table().
                    &Apache::loncommon::start_data_table_row().
                    '<th>'.&mt('Include?').'<input type="hidden" name="sectotal" '.
                    'value="'.$sectotal.'"  /></th>'.
                    '<th>'.&mt('Institutional Section').'</th>'.
                    '<th>'.&Apache::loncommon::help_open_topic('Course_Request_LCSection').
                          '&nbsp;'.&mt('LON-CAPA section').'</th>'.
                    &Apache::loncommon::end_data_table_row();
        for (my $i=0; $i<@sections; $i++) {
            my $colflag = $i%2;
            my $secon = ' checked="checked"';
            my $secoff = '';
            if ($env{'form.origcnum'}) {
                $secoff = $secon;
                $secon='';
            }
            $output .= &Apache::loncommon::start_data_table_row().
                       '<td><label><input type="radio" name="sec_'.$i.
                       '"'.$secon.' value="1" />'.&mt('Yes').'</label>'.
                       ('&nbsp;'x2).'<label><input type="radio" name="sec_'.$i.
                        '"'.$secoff.' value="0" />'.&mt('No').'</label></td>'.
                       '<td align="center">'.$sections[$i].
                       '<input type="hidden" name="secnum_'.$i.'" value="'.
                       $sections[$i].'" /></td>'.
                       '<td><input type="text" size="10" name="loncapasec_'.$i.
                       '" value="'.$sections[$i].'" /></td>'.
                       &Apache::loncommon::end_data_table_row();
        }
        $output .= &Apache::loncommon::end_data_table().
                   &Apache::lonhtmlcommon::row_closure();
    }
    return $output;
}

sub date_setting_table {
    my ($starttime,$endtime,$formname,$prefix,$hasauto,$hascredits,%datetitles)=@_;
    my ($perpetual,$table);
    my $startform = &Apache::lonhtmlcommon::date_setter($formname,$prefix.'start',
                                                        $starttime,'','','',1,'','','',1);
    my $endform = &Apache::lonhtmlcommon::date_setter($formname,$prefix.'end',
                                                      $endtime,'','','',1,'','','',1);
    my $closure = '';
    if ($prefix eq 'access') {
        $perpetual = ' <span class="LC_nobreak"><label>'.
                     '<input type="checkbox" name="no_end_date" />'.
                     &mt('No end date').'</label></span>';
        unless ($hascredits) {
            $closure = '1';
        }
    }

    my %help_item = (
                      access => {
                                  start => 'Course_Request_Access_Start', 
                                  end   => 'Course_Request_Access_End',
                                },
                      enroll => {
                                  start => 'Course_Request_Enroll_Start',
                                  end   => 'Course_Request_Enroll_End',
                                },
                     );
    if ($hasauto) {
        $help_item{'access'}{'start'} = 'Course_Request_RegAccess_Start';
        $help_item{'access'}{'end'}   = 'Course_Request_RegAccess_End';
    }

    $table = &Apache::lonhtmlcommon::row_title(&Apache::loncommon::help_open_topic($help_item{$prefix}{'start'}).
             '&nbsp;'.&mt($datetitles{'start'})).$startform.
             &Apache::lonhtmlcommon::row_closure(1).
             &Apache::lonhtmlcommon::row_title(&Apache::loncommon::help_open_topic($help_item{$prefix}{'end'}).
             '&nbsp;'.&mt($datetitles{'end'})).$endform.$perpetual.
             &Apache::lonhtmlcommon::row_closure($closure);
    return $table;
}

sub print_personnel_menu {
    my ($dom,$formname,$crstype,$invalidcrosslist) = @_;
    my $output;
    if ($crstype eq 'official') {
        if (&Apache::lonnet::auto_run('',$dom)) {
            $output .= &show_invalid_crosslists($invalidcrosslist);
        }  
    }
    $output .= '<div>'.&Apache::lonhtmlcommon::start_pick_box();
    my $persontotal = $env{'form.persontotal'};
    if ((!defined($persontotal)) || (!$persontotal)) {
        $persontotal = 1;
    }
    if ($env{'form.addperson'}) {
        $persontotal ++;
    }
    my @items = ('uname','dom','lastname','firstname','emailaddr','hidedom');

    my $type = 'Course';
    if ($crstype eq 'community') {
        $type = 'Community';
    }
    my $roleoptions;
    my @roles = &Apache::lonuserutils::roles_by_context('course','',$type);
    foreach my $role (@roles) {
        my $plrole = &Apache::lonnet::plaintext($role,$type);
        $roleoptions .= '  <option value="'.$role.'">'.$plrole.'</option>'."\n";
    }
    my %customroles=&Apache::lonuserutils::my_custom_roles();
    if (keys(%customroles) > 0) {
        foreach my $cust (sort(keys(%customroles))) {
            my $custrole="cr/$env{'user.domain'}/$env{'user.name'}/$cust";
            $roleoptions .= '  <option value="'.$custrole.'">'.$cust.'</option>'."\n";
        }
    }

    my @currsecs = &current_lc_sections();

    my ($existtitle,$existops,$existmult,$newtitle,$seccolspan);
    if (@currsecs) {
        my $existsize = scalar(@currsecs);
        if ($existsize > 3) {
            $existsize = 3;
        }
        if ($existsize > 1) {
            $existmult = ' multiple="multiple" size="'.$existsize.'" ';
        }
        @currsecs = sort { $a <=> $b } (@currsecs);
        $existtitle = &mt('Official').':&nbsp;';
        $existops = '<option value="">'.&mt('None').'</option>';
        foreach my $sec (@currsecs) {
            $existops .= '<option value="'.$sec.'">'.$sec.'</option>'."\n";
        }
        $seccolspan = ' colspan="2"';
        $newtitle = &mt('Other').':&nbsp;';
    }

    if ($persontotal) {
        my %lt = &Apache::lonlocal::texthash(
            community => 'Requestor is automatically assigned Coordinator role.',
            official => 'Requestor is automatically assigned Course Coordinator role.',
        );
        $lt{'unofficial'} = $lt{'official'};
        $lt{'textbook'} = $lt{'textbook'};
        $output .= &Apache::lonhtmlcommon::row_headline().
                  '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Personnel').'&nbsp;'.$lt{$crstype}.' '.&mt('Include other personnel?').'</h3>';
    }
    my $cansearch = 1;
    my @alldoms = &Apache::lonnet::all_domains();
    if (@alldoms == 1) {
        my %domsrch = &Apache::lonnet::get_dom('configuration',
                                               ['directorysrch'],$alldoms[0]);
        if (ref($domsrch{'directorysrch'}) eq 'HASH') {
            if ((!$domsrch{'directorysrch'}{'available'}) &&
                ($domsrch{'directorysrch'}{'lcavailable'} eq '0')) {
                $cansearch = 0;
            }
        }
    }
    for (my $i=0; $i<$persontotal; $i++) { 
        my @linkargs = map { 'person_'.$i.'_'.$_ } (@items);
        my $linkargstr = join("','",@linkargs);
        my $uname_form = '<input type="text" name="person_'.$i.'_uname" value="" size="20" />';
        my $onchange = 'javascript:fix_domain('."'$formname','person_".$i."_dom',".
                       "'person_".$i."_hidedom','person_".$i."_uname'".');';
        my $udom_form = &Apache::loncommon::select_dom_form($dom,'person_'.$i.'_dom','',
                                                            1,$onchange).
                        '<input type="hidden" name="person_'.$i.'_hidedom" value="" />';
        my %form_elems;
        foreach my $item (@items) {
            next if (($item eq 'dom') || ($item eq 'uname') || ($item eq 'hidedom'));
            $form_elems{$item} = '<input type="text" name="person_'.$i.'_'.$item.'" '.
                                 'value="" readonly="readonly" />';
        }
        my $roleselector = '<select name="person_'.$i.'_role">'."\n".
                           $roleoptions.'</select>';
        my $sectionselector;
        if (@currsecs) {
            $sectionselector = $existtitle.'<select name="person_'.$i.'_sec"'.
                               $existmult.'>'."\n".$existops.'</select>'.('&nbsp;' x3);
        }
        $sectionselector .= $newtitle.
            '<input type="text" name="person_'.$i.'_newsec" size="15" value="" />'."\n";
        my $usersrchlink;
        if ($cansearch) {
            my $usersrchlinktxt = &mt('Search for user');
            $usersrchlink = &Apache::loncommon::selectuser_link($formname,@linkargs,$dom,
                                                                $usersrchlinktxt);
        } else {
            $usersrchlink = '&nbsp;';
        }
        my $userchklinktxt = &mt('Check username');
        my $userchklink = &Apache::loncommon::selectuser_link($formname,@linkargs,$dom,
                            $userchklinktxt,'checkusername');
        $output .= 
            &Apache::lonhtmlcommon::row_title(&mt('Additional Personnel')).
            '<table><tr><td align="center" valign="middle"><b>'.$usersrchlink.'</b></td>'."\n".
            '<td align="left" valign="top" colspan="2"><span class="LC_nobreak">'.
            &mt('Username').':&nbsp;'.$uname_form.'&nbsp;'.$userchklink.'</span><br />'."\n".
            '<span class="LC_nobreak">'.&mt('Domain').':&nbsp;'.$udom_form.'</span></td>'.
            '</tr>'."\n".'<tr>'.
            '<td align="center" valign="top">'.&mt('First Name').'<br />'.$form_elems{'firstname'}.'</td>'."\n".
            '<td align="center" valign="top">'.&mt('Last Name').'<br />'.$form_elems{'lastname'}.'</td>'."\n".
            '<td align="center" valign="top">'.&mt('E-mail').'<br />'.$form_elems{'emailaddr'}.'</td></tr>'."\n".
            '<tr><td align="center" valign="top">'.&Apache::loncommon::help_open_topic('Course_Roles').'&nbsp;'.&mt('Role').'<br />'.$roleselector.'</td>'."\n".
            '<td'.$seccolspan.' align="center" valign="top">'.
            &Apache::loncommon::help_open_topic('Course_Request_Rolesection').'&nbsp;'.&mt('LON-CAPA Section(s)').'<br />'.$sectionselector.'</td>'."\n".
            '</tr></table>'.&Apache::lonhtmlcommon::row_closure();
    }
    $output .= &Apache::lonhtmlcommon::row_title(&mt('Add another')).
               '<input name="persontotal" type="hidden" value="'.$persontotal.'" />'.
               '<input name="addperson" type="checkbox" value="'.$persontotal.'"'.
               ' onclick="javascript:nextPage(document.'.$formname.",'".$env{'form.state'}.
               "'".');" />'.&mt('Add?').&Apache::lonhtmlcommon::row_closure(1).
               &Apache::lonhtmlcommon::end_pick_box().'</div>';
    if ($crstype eq 'community') {
        $output .= '<p>'.&mt('You may also add users later, once the community has been created, by using the "Manage community users" link, accessible from the "Main Menu".').'</p>';
    } else {
        $output .= '<p>'.&mt('You may also add users later, once the course has been created, by using the "Manage course users" link, accessible from the "Main Menu".').'</p>';
    }
    return $output;
}

sub current_lc_sections {
    my @currsecs;
    if ($env{'form.sectotal'}) {
        for (my $i=0; $i<$env{'form.sectotal'}; $i++) {
            if ($env{'form.sec_'.$i}) { 
                if (defined($env{'form.loncapasec_'.$i})) {
                    my $lcsec = $env{'form.loncapasec_'.$i};
                    unless (grep(/^\Q$lcsec\E$/,@currsecs)) {
                        push(@currsecs,$lcsec);
                    }
                }
            }
        }
    }
    return @currsecs;
}

sub sorted_request_history {
    my ($dom,$action,$curr_req) = @_;
    my ($after,$before,$statusfilter,$crstypefilter);
    if ($env{'form.status'} ne '') {
        $statusfilter = $env{'form.status'};
    }
    if ($env{'form.crstype'} ne '') {
        $crstypefilter = $env{'form.crstype'};
    }
    if (ref($curr_req) eq 'HASH') {
        $after = $curr_req->{'requested_after_date'},
        $before = $curr_req->{'requested_before_date'};
        $statusfilter = $curr_req->{'status'};
        $crstypefilter = $curr_req->{'crstype'};
    }
    my %statusinfo = &Apache::lonnet::dump('courserequests',$env{'user.domain'},
                                           $env{'user.name'},'^status:'.$dom);
    my %queue_by_date;
    my ($types,$typenames) = &Apache::loncommon::course_types();
    foreach my $key (keys(%statusinfo)) {
        if ($action eq 'view') {
            next unless (($statusinfo{$key} eq 'approval') || ($statusinfo{$key} eq 'pending'));
        } else {
            next unless (($statusfilter eq 'any') ||
                          ($statusfilter eq $statusinfo{$key}));
        }
        (undef,my($cdom,$cnum)) = split(':',$key);
        next if ($cdom ne $dom);   
        my $requestkey = $cdom.'_'.$cnum;
        if ($requestkey =~ /^($match_domain)_($match_courseid)$/) {
            my %history = &Apache::lonnet::restore($requestkey,'courserequests',
                                                   $env{'user.domain'},$env{'user.name'});
            my $entry;
            my $reqtime = $history{'reqtime'};
            my $lastupdate = $history{'timestamp'};
            my $crstype = $history{'crstype'};
            my $disposition = $history{'disposition'};
            my $status = $history{'status'};
            my $uniquecode = $history{'code'}; 
            if ($action eq 'view') {
                next if ((exists($history{'status'})) && ($history{'status'} eq 'created'));
            } else {
                next if (($reqtime < $after) || ($reqtime > $before));
            }
            next unless (($crstypefilter eq 'any') || 
                         ($crstypefilter eq $crstype));
            if ($action eq 'view') {
                next unless (($disposition eq 'approval') || 
                             ($disposition eq 'pending'));
            }
            if (ref($history{'details'}) eq 'HASH') {
                $entry = $requestkey.':'.$crstype.':'.
                         &escape($history{'details'}{'cdescr'});
                if ($action eq 'log') {
                    $entry .= ':'.$uniquecode.':'.$lastupdate.':';
                    if ($statusinfo{$key} ne '') {
                        $entry .= $statusinfo{$key};
                    } elsif ($status ne '') {
                        $entry .= $status;
                    } else {
                        $entry .= $disposition;
                    }
                }
                if ($crstype eq 'official') {
                    $entry .= ':'.&escape($history{'details'}{'instcode'}); 
                }
            }
            if ($entry ne '') {
                if (exists($queue_by_date{$reqtime})) {
                    if (ref($queue_by_date{$reqtime}) eq 'ARRAY') {
                        push(@{$queue_by_date{$reqtime}},$entry);
                    }
                } else {
                    @{$queue_by_date{$reqtime}} = ($entry);
                }
            }
        }
    }
    return %queue_by_date;
}

sub print_request_status {
    my ($dom,$action) = @_;
    my %queue_by_date = &sorted_request_history($dom,$action);
    my @sortedtimes = sort {$a <=> $b} (keys(%queue_by_date));
    my $formname = 'requestcrs';
    my ($types,$typenames) = &Apache::loncommon::course_types();
    my $output = '<input type="hidden" name="action" value="'.$env{'form.action'}.'" />'."\n".

              '<input type="hidden" name="state" value="'.$env{'form.state'}.'" />'."\n".
              '<input type="hidden" name="crstype" value="'.$env{'form.crstype'}.'" />'."\n".
              '<input type="hidden" name="showdom" value="" />'."\n".
              '<input type="hidden" name="cnum" value="" />'."\n";
    if (@sortedtimes > 0) {
        my $desctitle;
        if ($env{'form.crstype'} eq 'any') {
            $desctitle = &mt('Course/Community Description')
        } elsif ($env{'form.crstype'} eq 'community') {
            $desctitle = &mt('Community Description')
        } else {
            $desctitle = &mt('Course Description');
        }
        $output .= &Apache::loncommon::start_data_table().
                   &Apache::loncommon::start_data_table_header_row().
                   '<th>'.&mt('Action').'</th>'.
                   '<th>'.$desctitle.'</th>'.
                   '<th>'.&mt('Domain').'</th>';
        if ($env{'form.crstype'} eq 'any') {
            $output .= '<th>'.&mt('Type').'</th>';
        }
        if (($env{'form.crstype'} eq 'any') || ($env{'form.crstype'} eq 'official')) {
            $output .= '<th>'.&mt('Institutional Code').'</th>';
        }
        $output .= '<th>'.&mt('Date requested').'</th>'.
                   &Apache::loncommon::end_data_table_header_row();
        my $count = 0;
        foreach my $item (@sortedtimes) {
            my $showtime = &Apache::lonlocal::locallocaltime($item);
            if (ref($queue_by_date{$item}) eq 'ARRAY') {
                foreach my $request (sort(@{$queue_by_date{$item}})) {
                    my ($key,$type,$desc,$instcode) = split(':',$request);
                    my ($cdom,$cnum) = split('_',$key);
                    $output .= &Apache::loncommon::start_data_table_row().
     '<td><input type="button" value="'.&mt('Select').'" onclick="javascript:chooseRequest('."'$cdom','$cnum'".')" /></td>'.
     '<td>'.&unescape($desc).'</td>'.
     '<td>'.$cdom.'</td>';
                    if ($env{'form.crstype'} eq 'any') {
                        my $typename;
                        if (ref($typenames) eq 'HASH') {
                            $typename = &mt($typenames->{$type});
                        }
                        if ($typename eq '') {
                            $typename = &mt('Unknown type');
                        }
                        $output .= '<td>'.$typename.'</td>';
                    }
                    if (($env{'form.crstype'} eq 'any') || 
                        ($env{'form.crstype'} eq 'official')) {
                        my $showinstcode;
                        if ($type eq 'official') {
                            $showinstcode = &unescape($instcode);
                        } else {
                            $showinstcode = &mt('Not applicable');
                        }
                        $output .= '<td>'.$showinstcode.'</td>';
                    }
                    $output .= '<td>'.$showtime.'</td>'.
                               &Apache::loncommon::end_data_table_row();
                }
            }
        }
        $output .= &Apache::loncommon::end_data_table();
    } else {
        if ($env{'form.crstype'} eq 'any') {
$output .= '<div>'.&mt('You have no matching course or community requests awaiting approval by a Domain Coordinator or held in a queue pending administrative action at your institution.').'</div>';
        } elsif ($env{'form.crstype'} eq 'community') {
            $output .= '<div>'.&mt('You have no matching community requests awaiting approval by a Domain Coordinator or held in a queue pending administrative action at your institution.').'</div>';
        } else {
            $output .= '<div>'.&mt('You have no matching course requests awaiting approval by a Domain Coordinator or held in a queue pending administrative action at your institution.').'</div>';
        }
    }
    $output .= '
<br /><input type="button" name="prev" value="'.&mt('Back').'" onclick="javascript:backPage(document.'.$formname.",'crstype'".')" />';
    return $output;
}

sub print_cancel_request {
    my ($dom,$cnum) = @_;
    my $requestkey = $dom.'_'.$cnum;
    my ($result,$output);
    if ($requestkey =~ /^($match_domain)_($match_courseid)$/) {
        my %history = &Apache::lonnet::restore($requestkey,'courserequests',
                                               $env{'user.domain'},$env{'user.name'});
        my $timestamp = $history{'reqtime'};
        my $crstype = $history{'crstype'};
        my $status = $history{'status'};
        if (($status eq 'cancelled') || ($status eq 'created')) { 
            if ($status eq 'cancelled') {
                $output = &mt('This request has already been cancelled.');
            } elsif ($status eq 'created') {
                $output = &mt('This request has already been processed, and a course created.');
            }
            $output = &mt('No further action will be taken');
        } elsif (ref($history{'details'}) eq 'HASH') {
            my ($types,$typename) = &Apache::loncommon::course_types();
            my $showtype = $crstype;
            if (defined($typename->{$crstype})) {
                $showtype = $typename->{$crstype}; 
            }
            $output = '<p>'.&Apache::loncommon::start_data_table().
                      &Apache::loncommon::start_data_table_header_row().
                      '<th>'.&mt('Description').'</th><th>'.&mt('Requested').'</th>'.
                      '<th>'.&mt('Type').'</th>'.
                      &Apache::loncommon::end_data_table_header_row().
                      &Apache::loncommon::start_data_table_row().
                      '<td>'.$history{details}{'cdescr'}.'</td><td>'.
                      &Apache::lonlocal::locallocaltime($timestamp).'</td>'.
                      '<td>'.&mt($showtype).'</td>'.
                      &Apache::loncommon::end_data_table_row().
                      &Apache::loncommon::end_data_table().
                      '<br /><div class="LC_warning">';
            if ($crstype eq 'community') {
                $output .= &mt('Cancelling the request will remove it from the queue of pending community requests').'</div>';
            } else {
                $output .= &mt('Cancelling the request will remove it from the queue of pending course requests').'</div>';
            }
            $result = 'ok';
        } else {
            $output = '<div class="LC_error">'.&mt('No record exists for the course ID').'</div>';
        }
    } else {
        $output = '<div class="LC_error">'.&mt('Invalid course ID').'</div>';
    }
    return ($result,$output);
}

sub viewrequest_javascript {
    my ($formname,$next) = @_;
    return <<"ENDJS";

function chooseRequest(cdom,cnum) {
    document.$formname.showdom.value = cdom;
    document.$formname.cnum.value = cnum;
    nextPage(document.$formname,'$next');
}

ENDJS
}

sub viewdetails_javascript {
    my ($formname) = @_;
    return << "ENDJS";

function nextPage(formname,nextstate) {
    if (nextstate == "modify") { 
        formname.state.value = "personnel";
        formname.action.value = "new";
    } else {
        formname.state.value = nextstate;
    }
    formname.submit();
}

function backPage(formname,prevstate) {
    formname.state.value = prevstate;
    formname.submit();
}

ENDJS
}

sub viewcancel_javascript {
    my $alert = &mt('Are you sure you want to cancel this request?')."\n".
                &mt('Your request will be removed.');
    &js_escape(\$alert);
    return << "ENDJS";
function nextPage(formname,nextstate) {
    if (confirm('$alert')) {
        formname.state.value = nextstate;
        formname.submit();
    }
    return;
}

ENDJS
}

sub print_request_logs {
    my ($r,$dom,$jscript,$loaditems,$crumb,$usetabs) = @_;
    my $title;
    if ($env{'form.crstype'} eq 'community') {
        $title = 'Community Request Logs';
    } elsif ($env{'form.crstype'} eq 'any') {
        $title = 'Course/Community Request Logs';
    } else {
        $title = 'Course Request Logs';
    }
    $r->print(&header($title,$jscript,$loaditems).$crumb);
    if ($usetabs) {
        &startContentScreen($r,'textbooklogs');
    }
    my $formname = 'requestcrs';
    $r->print('<form action="/adm/requestcourse" method="post" name="'.$formname.'" onsubmit="javascript:setPage(this);">'."\n".
              '<input type="hidden" name="action" value="log" />'."\n".
              '<input type="hidden" name="state" value="display" />'."\n");
    # set defaults
    my $now = time();
    my $defstart = $now - (7*24*3600); #7 days ago
    my %defaults = (
                     page                => '1',
                     show                => '10',
                     crstype             => 'any',
                     status              => 'any',
                     requested_before_date => $now,
                     requested_after_date  => $defstart,
                   );
    my ($types,$typenames) = &Apache::loncommon::course_types();
    my $more_records = 0;
    my %curr;
    foreach my $item ('show','page','crstype','status') {
        $curr{$item} = $env{'form.'.$item};
    }
    $curr{'requested_after_date'} = &Apache::lonhtmlcommon::get_date_from_form('requested_after_date');
    $curr{'requested_before_date'} = &Apache::lonhtmlcommon::get_date_from_form('requested_before_date');
    foreach my $key (keys(%defaults)) {
        if ($curr{$key} eq '') {
            $curr{$key} = $defaults{$key};
        }
    }
    my ($statuses,$statusnames) = &reqstatus_names($curr{'crstype'});
    $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'.
              &requestlog_display_filter($formname,\%curr));
    my %queue_by_date = &sorted_request_history($dom,$env{'form.action'},\%curr);
    my @sortedtimes = sort {$a <=> $b} (keys(%queue_by_date));
    my $showntablehdr = 0;
    my $tablehdr = &Apache::loncommon::start_data_table().
                   &Apache::loncommon::start_data_table_header_row().
                   '<th>&nbsp;</th><th>'.&mt('Request Date').'</th>'.
                   '<th>'.&mt('Description').'</th>';
    if ($curr{'crstype'} eq 'any') {
        $tablehdr .= '<th>'.&mt('Course Type').'</th>';
    }
    if (($curr{'crstype'} eq 'official') || ($curr{'crstype'} eq 'any')) {
        $tablehdr .= '<th>'.&mt('Institutional Code').'</th>';
    }
    my $showuniquecode;
    my %domconfig = &Apache::lonnet::get_dom('configuration',['requestcourses'],$dom);
    if (($curr{'status'} eq 'any') || ($curr{'status'} eq 'created')) {
        if (ref($domconfig{'requestcourses'}) eq 'HASH') {
            if (ref($domconfig{'requestcourses'}{'uniquecode'}) eq 'HASH') {
                if ($curr{'crstype'} eq 'any') {
                    my @types = qw(official unofficial community textbook);
                    foreach my $type (@types) {
                        if ($domconfig{'requestcourses'}{'uniquecode'}{$type}) {
                            $showuniquecode = 1;
                            last;
                        }
                    }
                } elsif ($domconfig{'requestcourses'}{'uniquecode'}{$curr{'crstype'}}) {
                    $showuniquecode = 1;
                }
            }
        }
    }
    if ($showuniquecode) {
        $tablehdr .= '<th>'.&mt('Unique Code').'</th>';    
    }
    if ($curr{'status'} eq 'any') {
        $tablehdr .= '<th>'.&mt('Status').'</th>';
    } elsif ($curr{'status'} eq 'created') {
        $tablehdr .= '<th>'.&mt('Creation Date').'</th>';
    } elsif ($curr{'status'} eq 'cancelled') {
        $tablehdr .= '<th>'.&mt('Cancellation Date').'</th>';
    } elsif ($curr{'status'} eq 'rejected') {
        $tablehdr .= '<th>'.&mt('Rejection Date').'</th>';
    }
    $tablehdr .= &Apache::loncommon::end_data_table_header_row();
    my ($minshown,$maxshown);
    $minshown = 1;
    my $count = 0;
    if ($curr{'show'} ne &mt('all')) {
        $maxshown = $curr{'page'} * $curr{'show'};
        if ($curr{'page'} > 1) {
            $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
        }
    }
    my $norecords;
    if (@sortedtimes > 0) {
        foreach my $item (@sortedtimes) {
            if ($curr{'show'} ne &mt('all')) {
                if ($count >= $curr{'page'} * $curr{'show'}) {
                    $more_records = 1;
                    last;
                }
            }
            $count ++;
            next if ($count < $minshown);
            if (!$showntablehdr) {
                $r->print($tablehdr);
                $showntablehdr = 1;
            }
            my $showtime = &Apache::lonlocal::locallocaltime($item);
            if (ref($queue_by_date{$item}) eq 'ARRAY') {
                foreach my $request (sort(@{$queue_by_date{$item}})) {
                    my ($key,$crstype,$desc,$uniquecode,$timestamp,$status,$instcode) = split(':',$request);
                    my ($cdom,$cnum) = split('_',$key);
                    my $output = &Apache::loncommon::start_data_table_row().
     '<td>'.$count.'</td>'.
     '<td>'.$showtime.'</td>'.
     '<td>'.&unescape($desc).'</td>';
                    if ($curr{'crstype'} eq 'any') {
                        my $typename;
                        if (ref($typenames) eq 'HASH') {
                            $typename = &mt($typenames->{$crstype});
                        }
                        if ($typename eq '') {
                            $typename = &mt('Unknown type');
                        }
                        $output .= '<td>'.$typename.'</td>';
                    }
                    if (($curr{'crstype'} eq 'any') ||
                        ($curr{'crstype'} eq 'official')) {
                        my $showinstcode;
                        if ($crstype eq 'official') {
                            $showinstcode = &unescape($instcode);
                        } else {
                            $showinstcode = &mt('Not applicable');
                        }
                        $output .= '<td>'.$showinstcode.'</td>';
                    }
                    if ($showuniquecode) {
                        if ($status eq 'created') {
                            $output .= '<td>'.$uniquecode.'</td>';
                        } else {
                            $output .= '<td>'.&mt('Not applicable').'</td>';
                        }    
                    }
                    if ($curr{'status'} eq 'any') {
                        my $statusname = &mt('Unknown status');
                        if (ref($statusnames) eq 'HASH') {
                            if ($statusnames->{$status} ne '') {
                                $statusname = $statusnames->{$status};
                            }
                        }
                        if (($status eq 'created') || ($status eq 'cancelled') ||
                            ($status eq 'rejected')) {
                            $statusname .= ' '.&Apache::lonlocal::locallocaltime($timestamp);
                        }
                        $output .= '<td>'.$statusname.'</td>';
                    } elsif (($status eq 'created') || ($status eq 'cancelled') ||
                             ($status eq 'rejected')) {
                         $output .= '<td>'.&Apache::lonlocal::locallocaltime($timestamp).'</td>';
                    }
                    $output .= &Apache::loncommon::end_data_table_row();
                    $r->print($output);
                }
            }
        }
        if ($showntablehdr) {  
            $r->print(&Apache::loncommon::end_data_table());
            if (($curr{'page'} > 1) || ($more_records)) {
                $r->print('<table><tr>');
                if ($curr{'page'} > 1) {
                    $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>');
                }
                if ($more_records) {
                    $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>');
                }
                $r->print('</tr></table>');
                $r->print(<<"ENDSCRIPT");
<script type="text/javascript">
// <![CDATA[
function chgPage(caller) {
    if (caller == 'previous') {
        document.$formname.page.value --;
    }
    if (caller == 'next') {
        document.$formname.page.value ++;
    }
    document.$formname.submit();
    return;
}
// ]]>
</script>
ENDSCRIPT
            }
        } else {
            $norecords = 1;
        }
    } else {
        $norecords = 1;
    }
    if ($norecords) {
        $r->print('<p class="LC_info">'.
                  &mt('There are no records to display').
                  '</p>');
    }
    if ($usetabs) {
        $r->print('<input type="hidden" name="tabs" value="on" />');
    }
    $r->print('</form>');
    if ($usetabs) {
        &endContentScreen($r);
    }
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub reqstatus_names {
    my ($crstype) = @_;
    my @statuses = qw(created approval pending rejected cancelled);
    my %statusnames =
            &Apache::lonlocal::texthash (
                        created   => 'Created',
                        approval  => 'Queued pending approval',
                        pending   => 'Queued pending validation',
                        rejected  => 'Request rejected',
                        cancelled => 'Request cancelled',
            );
    if (($crstype eq 'official') || ($crstype eq 'unofficial') || ($crstype eq 'textbook')) {
        $statusnames{'created'} = &mt('Course created');
    } elsif ($crstype eq 'community') {
        $statusnames{'created'} = &mt('Community created');
    }
    return (\@statuses,\%statusnames);
}

sub requestlog_display_filter {
    my ($formname,$curr) = @_;
    my $nolink = 1;
    my $output = '<table><tr><td valign="top">'.
                 '<span class="LC_nobreak"><b>'.&mt('Records/page:').'</b></span><br />'.
                 &Apache::lonmeta::selectbox('show',$curr->{'show'},undef,
                                              (&mt('all'),5,10,20,50,100,1000,10000)).
                 '</td><td>&nbsp;&nbsp;</td>';
    my $startform =
        &Apache::lonhtmlcommon::date_setter($formname,'requested_after_date',
                                            $curr->{'requested_after_date'},undef,
                                            undef,undef,undef,undef,undef,undef,$nolink);
    my $endform =
        &Apache::lonhtmlcommon::date_setter($formname,'requested_before_date',
                                            $curr->{'requested_before_date'},undef,
                                            undef,undef,undef,undef,undef,undef,$nolink);
    $output .= '<td valign="top"><b>'.&mt('Window during which course/community was requested:').'</b><br />'.
               '<table><tr><td>'.&mt('After:').
               '</td><td>'.$startform.'</td></tr>'.
               '<tr><td>'.&mt('Before:').'</td>'.
               '<td>'.$endform.'</td></tr></table>'.
               '</td>'.
               '<td>&nbsp;&nbsp;</td>';
    my ($types,$typenames) = &Apache::loncommon::course_types();
    if (ref($types) eq 'ARRAY') {
        if (@{$types} > 1) {
            $output .= '<td valign="top"><b>'.
                       &mt('Course Type:').'</b><br /><select name="crstype">';
            my $selstr = '';
            if ($curr->{'crstype'} eq 'any') {
                $selstr = ' selected="selected"';
            }
            $output .= '<option value="any"'.$selstr.'>'.&mt('All types').'</option>'."\n";
            foreach my $crstype (@{$types}) {
                my $selstr = '';
                if ($curr->{'crstype'} eq $crstype) {
                    $selstr = ' selected="selected"';
                }
                my $typename = $crstype;
                if (ref($typenames) eq 'HASH') {
                    if ($typenames->{$crstype} ne '') {
                        $typename = $typenames->{$crstype};
                    }
                }
                $output .= '<option value="'.$crstype.'"'.$selstr.'>'.&mt($typename).'</option>'."\n";
            }
            $output .= '</select></td>';
        }
    }
    my ($statuses,$statusnames) = &reqstatus_names($curr->{'crstype'});
    if (ref($statuses) eq 'ARRAY') {
        if (@{$statuses} > 1) {
            $output .= '<td valign="top"><b>'.
                       &mt('Request Status:').'</b><br /><select name="status">';
            my $selstr = '';
            if ($curr->{'status'} eq 'any') {
                $selstr = ' selected="selected"';
            }
            $output .= '<option value="any"'.$selstr.'>'.&mt('Any status').'</option>'."\n";
            foreach my $status (@{$statuses}) {
                my $selstr = '';
                if ($curr->{'status'} eq $status) {
                    $selstr = ' selected="selected"';
                }
                my $statusname = $status;
                if (ref($statusnames) eq 'HASH') {
                    if ($statusnames->{$status} ne '') {
                        $statusname = $statusnames->{$status};
                    }
                }
                $output .= '<option value="'.$status.'"'.$selstr.'>'.$statusname.'</option>'."\n";
            }
            $output .= '</select></td>';
        }
    }
    $output .= '</tr></table>';

    # Update Display button
    $output .= '<p>'.
               '<input type="submit" value="'.&mt('Update Display').'" />'.
               '</p><hr />';
    return $output;
}

sub print_review {
    my ($dom,$codetitles,$cat_titles,$cat_order,$code_order,$uname,$udom,
        $disallowed,$disallowmsg,$instcredits) = @_;
    my ($types,$typename) = &Apache::loncommon::course_types();
    my ($owner,$ownername,$owneremail);
    if ($uname eq '' || $udom eq '') {
        $uname = $env{'user.name'};
        $udom = $env{'user.domain'};
    }
    $owner = $uname.':'.$udom;
    $ownername = &Apache::loncommon::plainname($uname,$udom,'first');
    my %emails = &Apache::loncommon::getemails($uname,$udom);
    foreach my $email ('permanentemail','critnotification','notification') {
        $owneremail = $emails{$email};
        last if ($owneremail ne '');
    }
    my ($inst_headers,$inst_values,$crstypename,$enroll_headers,$enroll_values,
        $section_headers,$section_values,$personnel_headers,$personnel_values);

    $crstypename = $env{'form.crstype'};
    if (ref($typename) eq 'HASH') {
        unless ($typename->{$env{'form.crstype'}} eq '') {
            $crstypename = &mt($typename->{$env{'form.crstype'}});
        }
    }
    my $category = 'Course';
    if ($env{'form.crstype'} eq 'community') {
        $category = 'Community';
    }

    $inst_headers = '<th>'.&mt('Description').'</th><th>'.&mt('Type').'</th>';
    $inst_values = '<td>'.$env{'form.cdescr'}.'</td><td>'.$crstypename.'</td>';

    my $enrollrow_title = &mt('Default Access Dates').'<br />'.
                          '('.&Apache::lonnet::plaintext('st',$category).')';
    my $instcode;
    if ($env{'form.crstype'} eq 'official') {
        if ((ref($codetitles) eq 'ARRAY') && (ref($cat_titles) eq 'HASH')) {
            foreach my $title (@{$codetitles}) {
                if ($env{'form.instcode_'.$title} ne '') {
                    $inst_headers .= '<th>'.$title.'</th>';
                    my $longitem = $env{'form.instcode_'.$title};
                    if (ref($cat_titles->{$title}) eq 'HASH') {
                        if ($cat_titles->{$title}{$env{'form.instcode_'.$title}} ne '') {
                            $longitem = $cat_titles->{$title}{$env{'form.instcode_'.$title}};
                        }
                    }
                    $inst_values .= '<td>'.$longitem.'</td>';
                }
            }
        }
        if (ref($code_order) eq 'ARRAY') {
            foreach my $item (@{$code_order}) {
                $instcode .= $env{'form.instcode_'.$item};
            }
        }
        $inst_headers .= '<th>'.&mt('Credits').'</th>';
        if ($instcredits) {
            $inst_values .= '<td>'.$instcredits.'</td>';
        } else {
            $inst_values .= '<td>'.$env{'form.coursecredits'}.'</td>';
        }
        if (&Apache::lonnet::auto_run('',$dom)) {
            $enrollrow_title = &mt('Enrollment');
            $enroll_headers = '<th>'.&mt('Automatic Adds').'</th>'.
                              '<th>'.&mt('Automatic Drops').'</th>'.
                              '<th>'.&mt('Enrollment Starts').'</th>'.
                              '<th>'.&mt('Enrollment Ends').'</th>';
            $section_headers = '<th>'.&mt('Sections').'</th>'.
                               '<th>'.&mt('Crosslistings').'</th>';

            my ($enrollstart,$enrollend) = &dates_from_form('enrollstart','enrollend');
            my @autoroster = (&mt('No'),&mt('Yes'));
            $enroll_values = '<td>'.$autoroster[$env{'form.autoadds'}].'</td>'.
                             '<td>'.$autoroster[$env{'form.autodrops'}].'</td>'.
                             '<td>'.&Apache::lonlocal::locallocaltime($enrollstart).'</td>'.
                             '<td>'.&Apache::lonlocal::locallocaltime($enrollend).'</td>';
            $section_values = '<td><table class="LC_innerpickbox"><tr><th>'.
                              &mt('Institutional section').'</th>'.
                              '<th>'.&mt('LON-CAPA section').'</th></tr>';
            my $secinfo;
            if ($env{'form.sectotal'} > 0) {
                for (my $i=0; $i<$env{'form.sectotal'}; $i++) {
                    if ($env{'form.sec_'.$i}) {
                        $secinfo .= '<tr><td>'.$env{'form.secnum_'.$i}.'</td><td>';
                        if ($env{'form.loncapasec_'.$i} ne '') {
                            $secinfo .= $env{'form.loncapasec_'.$i};
                        } else {
                            $secinfo .= &mt('None');
                        }
                        $secinfo .= '</td></tr>';
                    }
                }
            }
            if ($secinfo eq '') {
                $secinfo = '<tr><td colspan="2">'.&mt('None').'</td></tr>';
            }
            $section_values .= $secinfo.'</table></td><td>'.
                               '<table class="LC_innerpickbox"><tr><th>'.
                               &mt('Institutional course/section').'</th>'.
                               '<th>'.&mt('LON-CAPA section').'</th></tr>';
            my $xlistinfo;
            my $crosslisttotal = $env{'form.crosslisttotal'};
            if (!$crosslisttotal) {
                $crosslisttotal = 1;
            }
            for (my $i=0; $i<$crosslisttotal; $i++) {
                if ($env{'form.crosslist_'.$i}) {
                    $xlistinfo .= '<tr><td>';
                    if (ref($code_order) eq 'ARRAY') {
                        if (@{$code_order} > 0) {
                            foreach my $item (@{$code_order}) {
                                $xlistinfo .= $env{'form.crosslist_'.$i.'_'.$item};
                            }
                        }
                    }
                    $xlistinfo .= $env{'form.crosslist_'.$i.'_instsec'}.'</td><td>';
                    if ($env{'form.crosslist_'.$i.'_lcsec'}) {
                        $xlistinfo .= $env{'form.crosslist_'.$i.'_lcsec'};
                    } else {
                        $xlistinfo .= &mt('None');
                    }
                    $xlistinfo .= '</td></tr>';
                }
            }
            if ($xlistinfo eq '') {
                $xlistinfo = '<tr><td colspan="2">'.&mt('None').'</td></tr>';
            }
            $section_values .= $xlistinfo;
        }
        $section_values .= '</table></td>';
    } elsif (($env{'form.crstype'} eq 'unofficial') || ($env{'form.crstype'} eq 'textbook')) {
        $inst_headers .= '<th>'.&mt('Credits').'</th>';
        $inst_values .= '<td>'.$env{'form.coursecredits'}.'</td>';
    }

    my %ctxt = &clone_text($env{'form.crstype'});
    $inst_headers .= '<th>'.&mt('Clone From').'</th>';
    if (($env{'form.cloning'}) &&
        ($env{'form.clonecrs'} =~ /^$match_name$/) && 
        ($env{'form.clonedom'} =~ /^$match_domain$/)) {
        my $canclone = &Apache::loncoursequeueadmin::can_clone_course($uname,
                           $udom,$env{'form.clonecrs'},$env{'form.clonedom'},
                           $env{'form.crstype'},$dom,$instcode);
        if ($canclone) {
            my %courseenv = &Apache::lonnet::userenvironment($env{'form.clonedom'},
                              $env{'form.clonecrs'},('description','internal.coursecode'));
            if (keys(%courseenv) > 0) {
                $inst_headers .= '<th>'.$ctxt{'dsh'}.'</th>'.
                                 '<th>'.$ctxt{'dpl'}.'</th>';
                $inst_values .= '<td>'.$courseenv{'description'}.'&nbsp;';
                my $cloneinst = $courseenv{'internal.coursecode'};
                if ($cloneinst ne '') {
                    $inst_values .= $cloneinst.' '.&mt('in').' '.$env{'form.clonedom'};
                } else {
                    $inst_values .= &mt('from').' '.$env{'form.clonedom'};
                }
                $inst_values .= '</td><td>';
                if ($env{'form.datemode'} eq 'preserve') {
                    $inst_values .= $ctxt{'prd'}; 
                } elsif ($env{'form.datemode'} eq 'shift') {
                    $inst_values .= &mt('Shift dates by [_1] days',$env{'form.dateshift'});
                } else {
                    $inst_values .= $ctxt{'ncd'};
                }
                $inst_values .= '</td><td>';
                if ($env{'form.tinyurls'} eq 'delete') {
                    $inst_values .= $ctxt{'nsl'};
                } elsif ($env{'form.tinyurls'} eq 'transfer') {
                    $inst_values .= $ctxt{'tsl'};
                } else {
                    $inst_values .= $ctxt{'csl'};
                }
                $inst_values .= '</td>';
             } else {
                 $inst_values .= '<td>'.&mt('Unknown').'</td>';
             }
         } else {
             $inst_values .= '<td>'.&mt('Not permitted'),'</td>';
         }
    } else {
        $inst_values .= '<td>'.&mt('None').'</td>';
    }
    $enroll_headers .= '<th>'.&mt('Access Starts').'</th>'.
                       '<th>'.&mt('Access Ends').'</th>';
    my ($accessstart,$accessend) = &dates_from_form('accessstart','accessend');
    $enroll_values .= '<td>'.&Apache::lonlocal::locallocaltime($accessstart).'</td>';
    if ($accessend == 0) {
        $enroll_values .= '<td>'.&mt('No end date').'</td>';
    } else {
        $enroll_values .= '<td>'.&Apache::lonlocal::locallocaltime($accessend).'</td>';
    }

    my $container = 'Course';
    my $ccrole = 'cc';
    if ($env{'form.crstype'} eq 'community') {
        $container = 'Community';
        $ccrole = 'co';
    }

    $personnel_headers = '<th>'.&mt('Name').'</th><th>'.&mt('Username:Domain').
                         '</th><th>'.&mt('Role').'</th><th>'.&mt('LON-CAPA Sections').
                         '</th>';

    $personnel_values .= '<tr><td>'.$ownername.'</td><td>'.$owner.'</td>'.
                         '<td>'.&Apache::lonnet::plaintext($ccrole,$container).'</td>'.
                         '<td>'.&mt('None').'</td></tr>';
    for (my $i=0; $i<$env{'form.persontotal'}; $i++) {
        if ($env{'form.person_'.$i.'_uname'} ne '') {
            if (ref($disallowed) eq 'ARRAY') {
                next if (grep(/^$i$/,@{$disallowed}));
            } 
            my @officialsecs = &Apache::loncommon::get_env_multiple('form.person_'.$i.'_sec');
            my @allsecs;
            foreach my $sec (@officialsecs) {
                next unless ($sec =~ /\w/);
                next if ($sec =~ /\W/);
                next if ($sec eq 'none');
                push(@allsecs,$sec);
            }
            my $newsec = $env{'form.person_'.$i.'_newsec'};
            $newsec =~ s/^\s+//;
            $newsec =~s/\s+$//;
            my @newsecs = split(/\s*[\s,;:]\s*/,$newsec);
            foreach my $sec (@newsecs) {
                next unless ($sec =~ /\w/); 
                next if ($sec =~ /\W/);
                next if ($sec eq 'none');
                if ($sec ne '') {
                    unless (grep(/^\Q$sec\E$/,@allsecs)) {
                        push(@allsecs,$sec); 
                    }
                }
            }
            my $showsec;
            if (@allsecs) {
                $showsec = join(', ',@allsecs);
            }
            if ($showsec eq '') {
                $showsec = &mt('None');
            }
            if ($env{'form.person_'.$i.'_role'} eq $ccrole) {
                $showsec = &mt('None');
            }
            my $role = $env{'form.person_'.$i.'_role'}; 
            $personnel_values .= 
                '<tr><td>'.$env{'form.person_'.$i.'_firstname'}.' '.
                $env{'form.person_'.$i.'_lastname'}.'</td>'.
                '<td>'.$env{'form.person_'.$i.'_uname'}.':'.
                $env{'form.person_'.$i.'_dom'}.'</td>'.
                '<td>'.&Apache::lonnet::plaintext($role,$container).'</td>'.
                '<td>'.$showsec.'</td></tr>';
        }
    }
    my $output;
    if (ref($disallowed) eq 'ARRAY') {
        if (@{$disallowed} > 0) {
            if (ref($disallowmsg) eq 'HASH') {
                $output = '<p class="LC_warning">'.
                          &mt('Not all requested personnel could be included.').'<ul>'; 
                foreach my $item (@{$disallowed}) {
                    $output .= '<li>'.$disallowmsg->{$item}.'</li>';
                }
                $output .= '</ul></p>';
            }
        }
    }
    $output .=    '<div>'.&Apache::lonhtmlcommon::start_pick_box().
                  &Apache::lonhtmlcommon::row_title(&mt('Owner')).
                  '<table class="LC_innerpickbox"><tr>'.
                  '<th>'.&mt('Name').'</th>'.
                  '<th>'.&mt('Username:Domain').'</th>'.
                  '<th>'.&mt('E-mail address').'</th>'.
                  '</tr><tr>'."\n".
                  '<td>'.$ownername.'</td><td>'.$owner.'</td>'.
                  '<td>'.$owneremail.'</td>'.
                  '</tr></table>'."\n".
                  &Apache::lonhtmlcommon::row_closure().
                  &Apache::lonhtmlcommon::row_title(&mt('Description')).
                  '<table class="LC_innerpickbox"><tr>'.$inst_headers.'</tr>'."\n".
                  '<tr>'.$inst_values.'</tr></table>'."\n".
                  &Apache::lonhtmlcommon::row_closure().
                  &Apache::lonhtmlcommon::row_title($enrollrow_title).
                  '<table class="LC_innerpickbox"><tr>'.$enroll_headers.'</tr>'."\n".
                  '<tr>'.$enroll_values.'</tr></table>'."\n".
                  &Apache::lonhtmlcommon::row_closure();
    if ($section_headers ne '') {
        $output .= &Apache::lonhtmlcommon::row_title(&mt('Sections')).
                   '<table class="LC_innerpickbox"><tr>'.$section_headers.'</tr>'."\n".
                   '<tr>'.$section_values.'</tr></table>'."\n".
                   &Apache::lonhtmlcommon::row_closure();
    }
    $output .= &Apache::lonhtmlcommon::row_title(&mt('Personnel')).
               '<table class="LC_innerpickbox"><tr>'.$personnel_headers.'</tr>'."\n".
               $personnel_values.'</table>'."\n".
               &Apache::lonhtmlcommon::row_closure(1).
               &Apache::lonhtmlcommon::end_pick_box().'</div>';
    return $output;
}

sub dates_from_form {
    my ($startname,$endname) = @_;
    my $startdate = &Apache::lonhtmlcommon::get_date_from_form($startname);
    my $enddate   = &Apache::lonhtmlcommon::get_date_from_form($endname);
    if ($endname eq 'accessend') {
        if (exists($env{'form.no_end_date'}) ) {
            $enddate = 0;
        }
    }
    return ($startdate,$enddate);
}

sub courseinfo_form {
    my ($dom,$formname,$crstype,$next,$description) = @_;
    my %js_lt = &Apache::lonlocal::texthash(
                official => 'You must provide a (brief) course description.',
                community => 'You must provide a (brief) community description.'
             );
    &js_escape(\%js_lt);
    $js_lt{'unofficial'} = $js_lt{'official'};
    $js_lt{'textbook'} = $js_lt{'official'};
    my $js_validate = <<"ENDJS";
<script type="text/javascript">
// <![CDATA['

function validateForm() {
    if ((document.$formname.cdescr.value == "")  || (document.$formname.cdescr.value == "undefined")) {
        alert('$js_lt{$crstype}');
        return;
    }
    nextPage(document.$formname,'$next');
}

function toggleCloning() {
    var willclone;
    if (document.$formname.cloning.length > 1) {
        for (var i=0; i<document.$formname.cloning.length; i++) {
            if (document.$formname.cloning[i].checked) {
                willclone = document.$formname.cloning[i].value;
            }
        }
    }
    if (willclone == 1) {
        document.getElementById('cloneoptions').style.display="block";
    } else {
        document.getElementById('cloneoptions').style.display="none";
        document.$formname.clonecrs.value = '';
    }
}

// ]]
</script>

ENDJS
    my $title = &mt('Brief Course Description');
    my $clonetitle = &mt('Clone content and settings from an existing course?');
    if ($crstype eq 'community') {
        $title = &mt('Brief Community Description');
        $clonetitle = &mt('Clone content and settings from an existing community?');
    }
    my $output .= $js_validate."\n".&Apache::lonhtmlcommon::start_pick_box().
                  &Apache::lonhtmlcommon::row_headline().
                  '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Description').'&nbsp;'.$title.'</h3>'.
                  &Apache::lonhtmlcommon::row_closure(1).
                  &Apache::lonhtmlcommon::row_title(&mt('Description')).
                 '<input type="text" size="60" name="cdescr" value="'.$description.'" />';
    my ($home_server_pick,$numlib) =
        &Apache::loncommon::home_server_form_item($dom,'chome',
                                                  'default','hide');
    if ($numlib > 1) {
        $output .= &Apache::lonhtmlcommon::row_closure().
                   &Apache::lonhtmlcommon::row_title(&mt('Home Server for Course'));
    }
    $output .= $home_server_pick.
               &Apache::lonhtmlcommon::row_closure().
               &Apache::lonhtmlcommon::row_headline().
               '<h3>'.&Apache::loncommon::help_open_topic('Course_Request_Clone').'&nbsp;'.$clonetitle.
               &Apache::lonhtmlcommon::row_closure(1).
               &Apache::lonhtmlcommon::row_title(&mt('Clone?')).
               '<label><input type="radio" name="cloning" value="1" '.
               'onclick="javascript:toggleCloning()" />'.
               &mt('Yes').('&nbsp;'x2).'</label><label>'.
               '<input type="radio" name="cloning" value="0" checked="checked" '.
               'onclick="javascript:toggleCloning()" />'.&mt('No').'</label>'.
               '</h3>'.
               &Apache::lonhtmlcommon::row_closure(1).
               &Apache::lonhtmlcommon::row_headline().
               '<div id="cloneoptions" style="display: none" >'.
               &Apache::lonhtmlcommon::start_pick_box().
               &clone_form($dom,$formname,$crstype).
               &Apache::lonhtmlcommon::end_pick_box().'</div>'.
               &Apache::lonhtmlcommon::end_pick_box()."\n";
    return $output;
}

sub clone_form {
    my ($dom,$formname,$crstype) = @_;
    my $type = 'Course';
    if ($crstype eq 'community') {
        $type = 'Community';
    }
    my %lt = &clone_text($crstype);
    my $output .= 
        &Apache::lonhtmlcommon::row_title($lt{'dmn'}).'<label>'.
        &Apache::loncommon::select_dom_form($dom,'clonedom').'</label>'.
        &Apache::lonhtmlcommon::row_closure(1).
        &Apache::lonhtmlcommon::row_title($lt{'cid'}).'<label>'.
        '<input type="text" size="25" name="clonecrs" value="" onfocus="this.blur();opencrsbrowser('."'$formname','clonecrs','clonedom','','','','$type'".')" />'.
        '</label>&nbsp;'.
        &Apache::loncommon::selectcourse_link($formname,'clonecrs','clonedom','','','',$type).
        &Apache::lonhtmlcommon::row_closure(1).
        &Apache::lonhtmlcommon::row_title($lt{'dsh'}).'<label>'.
        '<input type="radio" name="datemode" value="delete" /> '.$lt{'ncd'}.
        '</label><br /><label>'.
        '<input type="radio" name="datemode" value="preserve" /> '.$lt{'prd'}.
        '</label><br /><label>'.
        '<input type="radio" name="datemode" value="shift" checked="checked" /> '.
        $lt{'shd'}.'</label>'.
        '<input type="text" size="5" name="dateshift" value="364" />'.
        &Apache::lonhtmlcommon::row_closure(1).
        &Apache::lonhtmlcommon::row_title($lt{'dpl'}).'<label>'.
        '<input type="radio" name="tinyurls" value="delete" /> '.$lt{'nsl'}.
        '</label><br /><label>'.
        '<input type="radio" name="tinyurls" value="transfer" /> '.$lt{'tsl'}.
        '</label><br /><label>'.
        '<input type="radio" name="tinyurls" value="create" checked="checked" /> '.$lt{'csl'}.
        '</label>'.
        &Apache::lonhtmlcommon::row_closure(1);
    return $output;
}

sub clone_text {
    my ($crstype) = @_;
    my %lt = &Apache::lonlocal::texthash(
               'cid'  => 'Course ID',
               'dmn'  => 'Domain',
               'dsh'  => 'Date Shift',
               'ncd'  => 'Do not clone date parameters',
               'prd'  => 'Clone date parameters as-is',
               'shd'  => 'Shift date parameters by number of days',
               'dpl'  => 'URL shortcuts (for deep linking)',
               'nsl'  => 'Do not clone URL shortcuts',
               'tsl'  => 'Transfer URL shortcuts from existing course to new course',
               'csl'  => 'Create new URL shortcuts in new course',
    );
    if ($crstype eq 'Community') {
        $lt{'tsl'} = &mt('Transfer URL shortcuts from existing course to new community');
        $lt{'csl'} = &mt('Create new URL shortcuts in new course');
    }
    return %lt;
}

sub coursecode_form {
    my ($dom,$context,$codetitles,$cat_titles,$cat_order,$num) = @_;
    my $output;
    my %rowtitle = &Apache::lonlocal::texthash (
                    instcode  => 'Course Category',
                    crosslist => 'Cross Listed Course',
                   );
    my %helpitem = ( 
                     instcode => 'Course_Request_Category',
                   );
    if ((ref($codetitles) eq 'ARRAY') && (ref($cat_titles) eq 'HASH') && 
        (ref($cat_order))) {
        my ($sel,$instsec,$lcsec);
        $sel = $context;
        if ($context eq 'crosslist') {
            $sel .= '_'.$num;
            $instsec = &mt('Institutional section').'<br />'.
                       '<input type="text" size="10" name="'.$sel.'_instsec" />';
            $lcsec = &mt('LON-CAPA section').'<br />'.
                     '<input type="text" size="10" name="'.$sel.'_lcsec" />';
        }
        if (@{$codetitles} > 0) {
            my $lastitem = pop(@{$codetitles});
            my $lastinput = '<input type="text" size="5" name="'.$sel.'_'.$lastitem.'" />';
            if (@{$codetitles} > 0) {
                my $helplink;
                if (defined($helpitem{$context})) {
                    $helplink = &Apache::loncommon::help_open_topic($helpitem{$context}).'&nbsp;';
                }
                $output = &Apache::lonhtmlcommon::row_title($helplink.$rowtitle{$context}).
                          '<table><tr>';
                if ($context eq 'crosslist') {
                    $output .= '<td>'.&mt('Include?').'<br />'.
                               '<input type="checkbox" name="'.$sel.'" value="1" /></td>';
                }
                foreach my $title (@{$codetitles}) {
                    if (ref($cat_order->{$title}) eq 'ARRAY') {
                        if (@{$cat_order->{$title}} > 0) {
                            $output .= '<td align="center">'.$title.'<br />'."\n".
                                       '<select name="'.$sel.'_'.$title.'">'."\n".
                                       ' <option value="" selected="selected">'.
                                       &mt('Select').'</option>'."\n";
                            foreach my $item (@{$cat_order->{$title}}) {
                                my $longitem = $item;
                                if (ref($cat_titles->{$title}) eq 'HASH') {
                                    if ($cat_titles->{$title}{$item} ne '') {
                                        $longitem = $cat_titles->{$title}{$item};
                                    }
                                }
                                $output .= '<option value="'.$item.'">'.$longitem.
                                           '</option>'."\n";
                            }
                        }
                        $output .= '</select></td>'."\n";
                    }
                }
                if ($context eq 'crosslist') {
                    $output .= '<td align="center">'.$lastitem.'<br />'."\n".
                               $lastinput.'</td><td align="center">'.$instsec.'</td>'.
                               '<td align="center">'.$lcsec.'</td></tr></table>';
                } else {
                    $output .= '</tr></table>'.
                               &Apache::lonhtmlcommon::row_closure().
                               &Apache::lonhtmlcommon::row_title('Course '.$lastitem).
                               $lastinput;
                }
            } else {
                if ($context eq 'crosslist') {
                    $output .= &Apache::lonhtmlcommon::row_title($rowtitle{$context}).
                               '<table><tr>'.
                               '<td align="center">'.$lastitem.'<br />'.$lastinput.'</td>'.
                               '<td align="center">'.$instsec.'</td><td>'.$lcsec.'</td>'.
                               '</tr></table>';
                } else { 
                    $output .= &Apache::lonhtmlcommon::row_title('Course '.$lastitem).
                               $lastinput;
                }
            }
            $output .=  &Apache::lonhtmlcommon::row_closure(1);
            push(@$codetitles,$lastitem);    
        } elsif ($context eq 'crosslist') {
            $output .= &Apache::lonhtmlcommon::row_title($rowtitle{$context}).
                       '<table><tr><td align="center">'.
                       '<span class="LC_nobreak">'.&mt('Include?').
                       '<input type="checkbox" name="'.$sel.'" value="1" /></span>'.
                       '</td><td align="center">'.&mt('Institutional ID').'<br />'.
                       '<input type="text" size="10" name="'.$sel.'_instsec" />'.
                       '</td><td align="center">'.$lcsec.'</td></tr></table>'.
                       &Apache::lonhtmlcommon::row_closure(1);
        }
    }
    return $output;
}

sub sections_form {
    my ($dom,$instcode,$num) = @_;
    my $rowtitle;
    if ($instcode eq '') {
        $rowtitle = &mt('Sections');
    } else {
        $rowtitle = &mt('Sections of [_1]',$instcode);
    }
    return &Apache::lonhtmlcommon::row_title($rowtitle).
           '<table><tr><td align="center">'.
           '<span class="LC_nobreak">'.&mt('Include?').
           '<input type="checkbox" name="sec_'.$num.'" value="1" /></span>'.
           '</td><td align="center">'.&mt('Institutional section').'<br />'.
           '<input type="text" size="10" name="secnum_'.$num.'" />'.
           '</td><td align="center">'.&mt('LON-CAPA section').'<br />'.
           '<input type="text" size="10" name="loncapasec_'.$num.'" />'.
           '</td></tr></table>'.
           &Apache::lonhtmlcommon::row_closure(1);
}

sub get_course_dom {
    my $codedom = &Apache::lonnet::default_login_domain();
    if ($env{'form.showdom'} ne '') {
        if (&Apache::lonnet::domain($env{'form.showdom'}) ne '') {
            return $env{'form.showdom'};
        }
    }
    if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne 'public')) {
        my ($types,$typename) = &Apache::loncommon::course_types();
        if (ref($types) eq 'ARRAY') {
            foreach my $type (@{$types}) {
                if (&Apache::lonnet::usertools_access($env{'user.name'},
                                                      $env{'user.domain'},$type,
                                                      undef,'requestcourses')) {
                    return $env{'user.domain'};
                }
            }
            my @possible_doms;
            foreach my $type (@{$types}) {
                my $dom_str = $env{'environment.reqcrsotherdom.'.$type};
                if ($dom_str ne '') {
                    my @domains = split(',',$dom_str);
                    foreach my $entry (@domains) {
                        my ($extdom,$extopt) = split(':',$entry);
                        if ($extdom eq $env{'request.role.domain'}) {
                            return $extdom;
                        } 
                        unless(grep(/^\Q$extdom\E$/,@possible_doms)) {
                            push(@possible_doms,$extdom);
                        }
                    }
                }
            }
            if (@possible_doms) {
                @possible_doms = sort(@possible_doms);
                return $possible_doms[0];
            }
        }
        $codedom = $env{'user.domain'};
        if ($env{'request.role.domain'} ne '') {
            $codedom = $env{'request.role.domain'};
        }
    }
    return $codedom;
}

sub display_navbuttons {
    my ($r,$dom,$formname,$prev,$prevtext,$next,$nexttext,$state,$other,$othertext) = @_;
    $r->print('<div class="LC_navbuttons">');
    if ($prev) {
        $r->print('<input type="button" name="previous" value = "'.$prevtext.'" '.
                  'onclick="javascript:backPage('."document.$formname,'$prev'".')"/>'.
                  ('&nbsp;'x3));
    } elsif ($prevtext) {
        $r->print('<input type="button" name="previous" value = "'.$prevtext.'" '.
                  'onclick="javascript:history.back()"/>'.('&nbsp;'x3));
    }
    if ($state eq 'details') {
        $r->print(' <input type="button" name="other" value="'.$othertext.'" '.
                  'onclick="javascript:nextPage('."document.$formname,'$other'".
                  ')" />');
    }
    my $gotnext;
    if ($state eq 'courseinfo') {
        $r->print('<input type="button" name="next" value="'.$nexttext.'" '.
                  'onclick="javascript:validateForm();" />');
        $gotnext = 1;
    } elsif ($state eq 'enrollment') {
        if (($env{'form.crstype'} eq 'official') && 
            (&Apache::lonnet::auto_run('',$dom))) {
            $r->print('<input type="button" name="next" value="'.$nexttext.'" '.
                      'onclick="javascript:validateEnrollSections('."document.$formname,'$next'".');" />');
                $gotnext = 1;
        }
    } elsif ($state eq 'personnel') {
        if ($env{'form.persontotal'} > 0) { 
            $r->print('<input type="button" name="next" value="'.$nexttext.'" '.
                      'onclick="javascript:validatePersonnelSections('."document.$formname,'$next'".');" />');
            $gotnext = 1;
        }
    }
    unless ($gotnext) {
        if ($next) {
            $r->print('
                      <input type="button" name="next" value="'.$nexttext.'" '.
      'onclick="javascript:nextPage('."document.$formname,'$next'".')" />');
        }
    }
    $r->print('</div>');
}

sub print_request_outcome {
    my ($r,$lonhost,$dom,$codetitles,$code_order,$instcredits) = @_;
    my ($output,$cnum,$now,$req_notifylist,$crstype,$enrollstart,$enrollend,
        %sections,%crosslistings,%personnel,@baduname,@missingdom,%domconfig,
        $uniquecode);
    my $sectotal = $env{'form.sectotal'};
    my $crosslisttotal = 0;
    $cnum = $env{'form.cnum'};
    unless ($cnum =~ /^$match_courseid$/) {
        $output = &mt('Invalid LON-CAPA course number for the new course')."\n"; 
        return $output;
    }
    $crstype = $env{'form.crstype'};
    my %domconfig = &Apache::lonnet::get_dom('configuration',['requestcourses'],$dom);
    if (ref($domconfig{'requestcourses'}) eq 'HASH') {
        if (ref($domconfig{'requestcourses'}{'notify'}) eq 'HASH') {
            $req_notifylist = $domconfig{'requestcourses'}{'notify'}{'approval'};
        }
        if (ref($domconfig{'requestcourses'}{'uniquecode'}) eq 'HASH') {
            $uniquecode = $domconfig{'requestcourses'}{'uniquecode'}{$crstype};
        }
    }
    $now = time;
    my $ccrole = 'cc';
    if ($crstype eq 'community') {
        $ccrole = 'co';
    }
    my @instsections;
    if ($crstype eq 'official') {
        if (&Apache::lonnet::auto_run('',$dom)) {
            ($enrollstart,$enrollend)=&dates_from_form('enrollstart','enrollend');
        }
        for (my $i=0; $i<$env{'form.sectotal'}; $i++) {
            if ($env{'form.sec_'.$i}) {
                if ($env{'form.secnum_'.$i} ne '') {
                    my $sec = $env{'form.secnum_'.$i};
                    $sections{$i}{'inst'} = $sec;
                    if (($sec ne '') && (!grep(/^\Q$sec\E$/,@instsections))) {
                        push(@instsections,$sec);
                    }
                    $sections{$i}{'loncapa'} = $env{'form.loncapasec_'.$i};
                    $sections{$i}{'loncapa'} =~ s/\W//g;
                    if ($sections{$i}{'loncapa'} eq 'none') {
                        $sections{$i}{'loncapa'} = '';
                    }
                }
            }
        }
        for (my $i=0; $i<$env{'form.crosslisttotal'}; $i++) {
            if ($env{'form.crosslist_'.$i}) {
                my $xlistinfo = '';
                if (ref($code_order) eq 'ARRAY') {
                    if (@{$code_order} > 0) {
                        foreach my $item (@{$code_order}) {
                            $xlistinfo .= $env{'form.crosslist_'.$i.'_'.$item};
                        }
                    }
                }
                $crosslistings{$i}{'instcode'} = $xlistinfo;
                if ($xlistinfo ne '') {
                    $crosslisttotal ++;
                }
                $crosslistings{$i}{'instsec'} = $env{'form.crosslist_'.$i.'_instsec'}; 
                $crosslistings{$i}{'loncapa'} = $env{'form.crosslist_'.$i.'_lcsec'};
            }
        }
    } else {
        $enrollstart = '';
        $enrollend = '';
    }
    my (%alerts,%rulematch,%inst_results,%curr_rules,%got_rules,%disallowmsg,%skipped);
    for (my $i=0; $i<$env{'form.persontotal'}; $i++) {
        my $uname = $env{'form.person_'.$i.'_uname'};
        my $udom = $env{'form.person_'.$i.'_dom'};
        if (($uname =~ /^$match_username$/) && ($udom =~ /^$match_domain$/)) {
            if (&Apache::lonnet::domain($udom) ne '') {
                unless (ref($personnel{$uname.':'.$udom}) eq 'HASH') {
                    $personnel{$uname.':'.$udom} = {
                             firstname    => $env{'form.person_'.$i.'_firstname'},
                             lastname     => $env{'form.person_'.$i.'_lastname'},
                             emailaddr    => $env{'form.person_'.$i.'_emailaddr'},
                                                   };
                    if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
                        my $usertype = &get_usertype($udom,$uname,\%curr_rules,\%got_rules);
                        if (&Apache::lonuserutils::can_create_user($udom,'requestcrs',$usertype)) {
                            my ($allowed,$msg,$authtype,$authparam) =
                                &check_newuser_rules($udom,$uname,\%alerts,\%rulematch,
                                                     \%inst_results,\%curr_rules,\%got_rules);
                            if ($allowed) {
                                my %domdefaults = &Apache::lonnet::get_domain_defaults($udom);
                                if ($usertype eq 'official') {
                                    if ($authtype eq '') {
                                        $authtype = $domdefaults{'auth_def'};
                                        $authparam = $domdefaults{'auth_arg_def'};
                                    } else {
                                        if ($authtype eq 'loc') {
                                            $authtype = 'localauth';
                                        } elsif ($authtype eq 'int') {
                                            $authtype = 'internal';
                                        }
                                        if ($authtype !~ /^(krb4|krb5|internal|localauth)$/) {
                                            $authtype = $domdefaults{'auth_def'};
                                            $authparam = $domdefaults{'auth_arg_def'};
                                        }
                                    }
                                } elsif ($usertype eq 'unofficial') {
                                    if ($authtype eq '') {
                                        $authtype = 'internal';
                                        $authparam = '';
                                    }
                                } else {
                                    $authtype = $domdefaults{'auth_def'};
                                    $authparam = $domdefaults{'auth_arg_def'};
                                }
                                if (($authtype eq '') ||
                                    (($authtype =~/^krb(4|5)$/) && ($authparam eq '')) ||
                                    ($authtype !~ /^(krb4|krb5|internal|localauth)$/)) {
                                    $skipped{$uname.':'.$udom} = 1;
                                    next;
                                } else {
                                    $personnel{$uname.':'.$udom}{'authtype'} = $authtype;
                                    $personnel{$uname.':'.$udom}{'autharg'} = $authparam;
                                }
                            } else {
                                $skipped{$uname.':'.$udom} = 1;
                                next;
                            }
                        } else {
                            $skipped{$uname.':'.$udom} = 1;
                            next;
                        }
                    }
                }
                my $role = $env{'form.person_'.$i.'_role'};
                unless ($role eq '') {
                    if (ref($personnel{$uname.':'.$udom}{'roles'}) eq 'ARRAY') {
                        my @curr_roles = @{$personnel{$uname.':'.$udom}{'roles'}};
                        unless (grep(/^\Q$role\E$/,@curr_roles)) {
                            push(@{$personnel{$uname.':'.$udom}{'roles'}},$role);
                        }
                    } else {
                        @{$personnel{$uname.':'.$udom}{'roles'}} = ($role);
                    }
                    if ($role eq $ccrole) {
                        @{$personnel{$uname.':'.$udom}{$role}{'usec'}} = ();
                    } else {
                        my @currsec = &Apache::loncommon::get_env_multiple('form.person_'.$i.'_sec');
                        my @allsecs;
                        foreach my $sec (@currsec) {
                            next unless ($sec =~ /\w/);
                            next if ($sec =~ /\W/);
                            next if ($sec eq 'none');
                            push(@allsecs,$sec);
                        }
                        my $newsec = $env{'form.person_'.$i.'_newsec'};
                        $newsec =~ s/^\s+//;
                        $newsec =~s/\s+$//;
                        my @newsecs = split(/[\s,;]+/,$newsec);
                        foreach my $sec (@newsecs) {
                            next if ($sec =~ /\W/);
                            next if ($sec eq 'none');
                            if ($sec ne '') {
                                unless (grep(/^\Q$sec\E$/,@allsecs)) {
                                    push(@allsecs,$sec);
                                }
                            }
                        }
                        @{$personnel{$uname.':'.$udom}{$role}{'usec'}} = @allsecs;
                    }
                }
            } else {
                push(@missingdom,$uname.':'.$udom);
            }
        } else {
            push(@baduname,$uname.':'.$udom);
        }
    }
    if (keys(%skipped)) {
        foreach my $key (keys(%skipped)) {
            delete($personnel{$key}); 
        }
    }
    my ($accessstart,$accessend) = &dates_from_form('accessstart','accessend');
    my $autodrops = 0;
    if ($env{'form.autodrops'}) {
        $autodrops = $env{'form.autodrops'}; 
    }
    my $autoadds = 0;
    if ($env{'form.autoadds'}) {
        $autoadds = $env{'form.autoadds'};
    }
    my $instcode = '';
    if (exists($env{'form.instcode'})) {
        $instcode = $env{'form.instcode'};
    }
    my $credits;
    if ($instcredits) {
        $credits = $instcredits;
    } elsif (exists($env{'form.coursecredits'})) {
        $credits = $env{'form.coursecredits'};
    }
    my $clonecrs = '';
    my $clonedom = '';
    if (($env{'form.cloning'}) &&
        ($env{'form.clonecrs'} =~ /^($match_courseid)$/) && 
        ($env{'form.clonedom'} =~ /^($match_domain)$/)) {
        my $clonehome = &Apache::lonnet::homeserver($env{'form.clonecrs'},
                                                    $env{'form.clonedom'});
        if ($clonehome ne 'no_host') {  
            my $canclone =  
                &Apache::loncoursequeueadmin::can_clone_course($env{'user.name'},
                        $env{'user.domain'},$env{'form.clonecrs'},$env{'form.clonedom'},
                        $crstype,$dom,$instcode);
            if ($canclone) {
                $clonecrs = $env{'form.clonecrs'};
                $clonedom = $env{'form.clonedom'};
            }
        }
    }
    if ($env{'form.chome'} eq 'default') {
        my %servers = &Apache::lonnet::get_servers($dom,'library');
        my $numlib = keys(%servers);
        if ($numlib) {
            my $loadm=10000000;
            my $chome;
            foreach my $tryserver (keys(%servers)) {
                ($chome,$loadm) =
                    &Apache::lonnet::compare_server_load($tryserver,$chome,$loadm);
            }
            $env{'form.chome'} = $chome;
        }
    }
    my $details = {
                    owner          => $env{'user.name'},
                    domain         => $env{'user.domain'}, 
                    cdom           => $dom,
                    cnum           => $cnum,
                    coursehome     => $env{'form.chome'},
                    cdescr         => $env{'form.cdescr'},
                    crstype        => $env{'form.crstype'},
                    instcode       => $instcode,
                    defaultcredits => $credits, 
                    uniquecode     => $uniquecode,
                    clonedom       => $clonedom,
                    clonecrs       => $clonecrs,
                    datemode       => $env{'form.datemode'},
                    dateshift      => $env{'form.dateshift'},
                    tinyurls       => $env{'form.tinyurls'},
                    sectotal       => $sectotal,
                    sections       => \%sections,
                    crosslisttotal => $crosslisttotal,
                    crosslists     => \%crosslistings,
                    autoadds       => $autoadds,
                    autodrops      => $autodrops,
                    enrollstart    => $enrollstart,
                    enrollend      => $enrollend,
                    accessstart    => $accessstart,
                    accessend      => $accessend,
                    personnel      => \%personnel,
                  };
    my ($result,$output,$customized) = &process_request($r,$lonhost,$dom,$cnum,$crstype,$now,$details,
                                                        $instcode,$req_notifylist,\@instsections,\%domconfig);
    return ($result,$output,$customized);
}
    
sub process_request {
    my ($r,$lonhost,$dom,$cnum,$crstype,$now,$details,$instcode,$req_notifylist,$instsections,
        $domconfig) = @_; 
    my (@inststatuses,$storeresult,$creationresult,$output,$customized);
    my $val = 
        &Apache::loncoursequeueadmin::get_processtype('course',$env{'user.name'},
                                                      $env{'user.domain'},$env{'user.adv'},
                                                      $dom,$crstype,\@inststatuses,$domconfig);
    if ($val eq '') {
        if ($crstype eq 'official') {
            $output = &mt('You are not permitted to request creation of official courses.');
        } elsif ($crstype eq 'unofficial') {
            $output = &mt('You are not permitted to request creation of unofficial courses.');
        } elsif ($crstype eq 'community') {
            $output = &mt('You are not permitted to request creation of communities');
        } elsif ($crstype eq 'textbook') {
            $output = &mt('You are not permitted to request creation of textbook courses');
        } else {
            $output = &mt('Unrecognized course type: [_1]',$crstype);
        }
        $storeresult = 'notpermitted'; 
    } else {
        my ($disposition,$message,$reqstatus,$coursedesc,$accessstart,$accessend,%customvalidation);
        my %reqhash = (
                        reqtime   => $now,
                        crstype   => $crstype,
                        details   => $details,
                      );
        my $requestkey = $dom.'_'.$cnum;
        my $validationerror;
        my $fullname = &Apache::loncommon::plainname($env{'user.name'},
                                                     $env{'user.domain'});
        if (ref($details) eq 'HASH') {
            $coursedesc = $details->{'cdescr'};
            $accessstart = $details->{'accessstart'};
            $accessend = $details->{'accessend'};
        }
        if ($val eq 'autolimit=') {
            $disposition = 'process';
        } elsif ($val =~ /^autolimit=(\d+)$/) {
            my $limit = $1;
            $disposition = &check_autolimit($env{'user.name'},$env{'user.domain'},
                                            $dom,$crstype,$limit,\$message);
        } elsif ($val eq 'validate') {
            my ($inststatuslist,$validationchk,$validation);
            if (ref($details) eq 'HASH') {
                if ($details->{'clonecrs'}) {
                    $customvalidation{'_LC_clonefrom'} = $details->{'clonedom'}.'_'.$details->{'clonecrs'};
                }
            }
            if (@inststatuses > 0) {
                $inststatuslist = join(',',@inststatuses);
            }
            my $instseclist;
            if (ref($instsections) eq 'ARRAY') {
                if (@{$instsections} > 0) {
                    $instseclist = join(',',@{$instsections});
                }
            }
#
# Retrieve any custom form information used for validation 
#
            my $preprocess = &Apache::lonnet::auto_crsreq_update($dom,$cnum,$crstype,'prevalidate',$env{'user.name'},
                                                                 $env{'user.domain'},$fullname,$coursedesc);
            if (ref($preprocess) eq 'HASH') {
                &custom_formitems($preprocess,\%customvalidation);
            }
            $validationchk = 
                &Apache::lonnet::auto_courserequest_validation($dom,
                    $env{'user.name'}.':'.$env{'user.domain'},$crstype,
                    $inststatuslist,$instcode,$instseclist,\%customvalidation);
            if ($validationchk =~ /:/) {
                ($validation,$message) = split(':',$validationchk);
            } else {
                $validation = $validationchk;
            }
            if ($validation =~ /^error(.*)$/) {
                $disposition = 'approval';
                $validationerror = $1;
            } else {
                $disposition = $validation;
            }
        } else {
            $disposition = 'approval';
        }
        $reqhash{'disposition'} = $disposition;
        $reqstatus = $disposition;
        my ($modified,$queued,$token,%customitems);
        unless ($disposition eq 'rejected') {
            my $inprocess = &Apache::lonnet::auto_crsreq_update($dom,$cnum,$crstype,'process',$env{'user.name'},
                                                                $env{'user.domain'},$fullname,$coursedesc,undef,
                                                                undef,undef,\%customvalidation);
#
# Retrieve any custom form information submitted with review page and include in request details.
#
            if (ref($inprocess) eq 'HASH') {
                &custom_formitems($inprocess,\%customitems);
                foreach my $key (keys(%customitems)) {
                    $reqhash{'custom'}{$key} = $customitems{$key};
                }
            }
        }
        if ($disposition eq 'rejected') {
            if ($crstype eq 'community') {
                $output = &mt('Your community request was rejected.');
            } else {
                $output = &mt('Your course request was rejected.');
            }
            if ($message) {
                $output .= '<div class="LC_warning">'.$message.'</div>';
            }
            $storeresult = 'rejected';
        } elsif ($disposition eq 'process') {
            my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
            my ($logmsg,$newusermsg,$addresult,$enrollcount,$response,
                $keysmsg,%longroles,$code);
            my $clonemsg = [];
            my $type = 'Course';
            if ($crstype eq 'community') {
                $type = 'Community';
            }
            my @roles = &Apache::lonuserutils::roles_by_context('course','',$type);
            foreach my $role (@roles) {
                $longroles{$role}=&Apache::lonnet::plaintext($role,$type);
            }
            my $preamble = '<div id="LC_update" class="LC_info">'.
                           '<br />'.
                           &mt("Please be patient while your request is processed").
                           '<br /></div>'.
                           '<div style="padding:0;clear:both;margin:0;border:0"></div>';
                        my $closure = <<ENDCLOSE;
<script type="text/javascript">
// <![CDATA[
\$("#LC_update").hide('slow');
// ]]>
</script>
ENDCLOSE
            my %prog_state = &Apache::lonhtmlcommon::Create_PrgWin($r,undef,$preamble);
            &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Processing ...'));
            $r->rflush();
            if (ref($details) eq 'HASH') {
                if ($details->{'clonecrs'}) {
                    $customitems{'_LC_clonefrom'} = $details->{'clonedom'}.'_'.$details->{'clonecrs'};
                }
            }
            $customitems{'_LC_ownerfullname'} = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'},'first');
            my $owneremail;
            my %emails = &Apache::loncommon::getemails();
            foreach my $email ('permanentemail','critnotification','notification') {
                $owneremail = $emails{$email};
                last if ($owneremail ne '');
            }
            if ($owneremail ne '') {
                $customitems{'_LC_owneremail'} = $owneremail;
            }
            $customitems{'_LC_coursedomainname'} = &Apache::lonnet::domain($dom,'description');
            $customitems{'_LC_coursedescription'} = $coursedesc;
            $customitems{'_LC_coursestartdate'} = $accessstart;
            $customitems{'_LC_courseenddate'} = $accessend;
            my ($result,$postprocess) = &Apache::loncoursequeueadmin::course_creation($dom,$cnum,
                                          'autocreate',$details,\$logmsg,$clonemsg,\$newusermsg,
                                          \$addresult,\$enrollcount,\$response,\$keysmsg,\%domdefs,
                                          \%longroles,\$code,\%customitems);
            &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Finished!'));
            &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
            $r->print($closure);
            if (ref($postprocess) eq 'HASH') {
                $customized = $postprocess->{'createdcustomized'};
            }
            if ($result eq 'created') {
                $disposition = 'created';
                $reqstatus = 'created';
                my $role_result = &update_requestors_roles($dom,$cnum,$crstype,$details,
                                                           \%longroles);
                if ($crstype eq 'community') {
                    $output = '<p>'.&mt('Your community request has been processed and the community has been created.');
                } else {
                    $output = '<p>'.&mt('Your course request has been processed and the course has been created.');
                }
                if (($code) || ((ref($postprocess) eq 'HASH') && 
                                (($postprocess->{'createdweb'}) || ($postprocess->{'createdmsg'})))) {
                    $output .= &notification_information($disposition,$env{'user.name'}.':'.$env{'user.domain'},
                                                         $dom,$cnum,$now,$code,$postprocess);
                }
                if ($code) {
                    $reqhash{'code'} = $code;
                }
                if (ref($postprocess) eq 'HASH') {
                    if (ref($postprocess->{'createdactions'}) eq 'HASH') {
                        if (ref($postprocess->{'createdactions'}{'environment'}) eq 'HASH') {
                            &Apache::loncoursequeueadmin::postprocess_crsenv($dom,$cnum,
                                                                             $postprocess->{'createdactions'}{'environment'});
                        }
                    }
                }
                unless ($customized) { 
                    $output .= '<br />'.$role_result;
                }
                $output .= '</p>';
                if ($logmsg) {
                    $output .= '<p>'.$logmsg.'</p>';
                }
                if ((ref($clonemsg) eq 'ARRAY') && (@{$clonemsg})) {
                    $output .= '<p class="LC_info">';
                    my $user_lh = &Apache::loncommon::user_lang($env{'user.name'},$env{'user.domain'});
                    foreach my $item (@{$clonemsg}) {
                        if (ref($item) eq 'HASH') {
                            $output .= &mt_user($user_lh,$item->{mt},
                                                @{$item->{args}}).'<br />'."\n";
                        }
                    }
                    $output .= '</p>'."\n";
                }
                $creationresult = 'created';
                # Flush the course logs so reverse user roles immediately updated
                unless ($registered_flush) {
                    my $handlers = $r->get_handlers('PerlCleanupHandler');
                    $r->set_handlers('PerlCleanupHandler' => [\&Apache::lonnet::flushcourselogs,@{$handlers}]);
                    $registered_flush=1;
                }
                if ($instcode ne '') {
                    &Apache::lonnet::devalidate_cache_new('instcats',$dom);
                    # Update cache of self-cataloging courses on institution's server(s).
                    if (&Apache::lonnet::shared_institution($dom)) {
                        unless ($registered_instcats) {
                            my $handlers = $r->get_handlers('PerlCleanupHandler');
                            $r->set_handlers('PerlCleanupHandler' => [\&devalidate_remote_instcats,@{$handlers}]);
                            $registered_instcats=1;
                            $modified_dom = $dom;
                        }
                    }
                }
            } else {
                $output = '<span class="LC_error">';
                if ($crstype eq 'community') {
                    $output .= &mt('An error occurred when processing your community request.');
                } else {
                    $output .= &mt('An error occurred when processing your course request.');
                }
                $output .= '<br />'.
                           &mt('You may want to review the request details and submit the request again.').
                          '</span>';
                $creationresult = 'error';
            }
        } else {
            my $requestid = $cnum.'_'.$disposition;
            my $request = {
                            $requestid => {
                                            timestamp   => $now,
                                            crstype     => $crstype,
                                            ownername   => $env{'user.name'},
                                            ownerdom    => $env{'user.domain'},
                                            description => $env{'form.cdescr'},
                                            lonhost     => $lonhost,
                                          },
                          };
            if ($crstype eq 'official') {
                $request->{$requestid}->{'instcode'} = $instcode;
            }
            my $statuskey = 'status:'.$dom.':'.$cnum;
            my %userreqhash = &Apache::lonnet::get('courserequests',[$statuskey],
                                                   $env{'user.domain'},$env{'user.name'});
            if ($userreqhash{$statuskey} ne '') {
                $modified = 1;
                my $uname = &Apache::lonnet::get_domainconfiguser($dom);
                my %queuehash = &Apache::lonnet::get('courserequestqueue',
                                                     [$cnum.'_approval',
                                                      $cnum.'_pending'],$dom,$uname);
                if (($queuehash{$cnum.'_approval'} ne '') || 
                    ($queuehash{$cnum.'_pending'} ne '')) {
                    $queued = 1;
                    if (ref($queuehash{$cnum.'_pending'}) eq 'HASH') {
                        $token = $queuehash{$cnum.'_pending'}{'token'};
                    } 
                }
            }
            unless ($queued) {
                if (($disposition eq 'pending') && ($crstype ne 'official')) {
                    my %reqinfo = (
                                    $cnum.':'.$dom => $now.':'.$env{'user.name'}.':'.$env{'user.domain'},
                                  );
                     $token = &Apache::lonnet::tmpput(\%reqinfo,$lonhost);
                     $request->{$requestid}->{'token'} = $token;
                }
                my $putresult = &Apache::lonnet::newput_dom('courserequestqueue',$request,
                                                            $dom);
                if ($putresult eq 'ok') {
                    if ($crstype eq 'community') {
                        $output .= &mt('Your community request has been recorded.');
                    } else {
                        $output .= &mt('Your course request has been recorded.') 
                    }
                    unless ($disposition eq 'pending') { 
                        $output .= '<br />'.
                                   &notification_information($disposition,$req_notifylist,
                                                             $dom,$cnum,$now);
                    }
                } else {
                    $reqstatus = 'domainerror';
                    $reqhash{'disposition'} = $disposition;
                    my $warning = &mt('An error occurred saving your request in the pending requests queue.');
                    $output = '<span class"LC_warning">'.$warning.'</span><br />';
                }
            }
        }
        ($storeresult,my $updateresult) = 
            &Apache::loncoursequeueadmin::update_coursereq_status(\%reqhash,$dom,
                $cnum,$reqstatus,'request',$env{'user.domain'},$env{'user.name'});
        if ($storeresult eq 'ok') {
            my $postprocess;
            if (($disposition eq 'approval') || ($disposition eq 'pending')) {
                my $updateaction = $disposition;
                if ($disposition eq 'approval') {
                    $updateaction = 'queued';
                }
                my $fullname = &Apache::loncommon::plainname($env{'user.name'},
                                                             $env{'user.domain'});
                $postprocess =
                    &Apache::lonnet::auto_crsreq_update($dom,$cnum,$crstype,$updateaction,$env{'user.name'},
                                                        $env{'user.domain'},$fullname,$env{'form.cdescr'});
            }
            if ($modified && $queued) {
                if ($crstype eq 'community') {
                    $output .= '<p>'.&mt('Your community request has been updated').'</p>';
                } else {
                    $output .= '<p>'.&mt('Your course request has been updated').'</p>';
                }
                if ($disposition eq 'approval') {
                    $output .= &notification_information($disposition,$req_notifylist,$dom,$cnum,$now);
                }
            }
            if ($disposition eq 'approval') {
                if ((ref($postprocess) eq 'HASH') && 
                    ((ref($postprocess->{'queuedmsg'}) eq 'HASH') || ($postprocess->{'queuedweb'}))) { 
                    &notification_information($disposition,undef,$dom,$cnum,$now,undef,$postprocess);
                    $customized = $postprocess->{'createdcustomized'};
                }
            } elsif ($disposition eq 'pending') {
                my $pendingform;
                if ($crstype ne 'official') {
                    $pendingform = &pending_validation_form($r,$dom,$cnum,$crstype,$now,$token,
                                                            $lonhost,$env{'form.cdescr'});
                }
                if ($pendingform) {
                    $output .= $pendingform;
                } else { 
                    $output .= &notification_information($disposition,undef,$dom,$cnum,$now,undef,$postprocess);
                }
                if (ref($postprocess) eq 'HASH') {
                    $customized = $postprocess->{'createdcustomized'};
                }
            }
        }
        if ($validationerror ne '') {
            $output .= '<p class="LC_warning">'.&mt('An error occurred validating your request with institutional data sources: [_1].',$validationerror).'</p>';
        }
        if ($updateresult) {
            $output .= $updateresult;
        }
    }
    if ($creationresult ne '') {
        return ($creationresult,$output,$customized);
    } else {
        return ($storeresult,$output,$customized);
    }
}

sub devalidate_remote_instcats {
    if ($modified_dom ne '') {
        my %servers = &Apache::lonnet::internet_dom_servers($modified_dom);
        my %thismachine;
        map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
        if (keys(%servers)) {
            foreach my $server (keys(%servers)) {
                next if ($thismachine{$server});
                &Apache::lonnet::remote_devalidate_cache($server,['instcats:'.$modified_dom]);
            }
        }
        $modified_dom = '';
    }
    return;
}

sub custom_formitems {
    my ($preprocess,$customhash) = @_;
    return unless ((ref($preprocess) eq 'HASH') && (ref($customhash) eq 'HASH'));  
    if (ref($preprocess->{'formitems'}) eq 'HASH') {
        foreach my $key (keys(%{$preprocess->{'formitems'}})) {
            if ($preprocess->{'formitems'}->{$key} eq 'multiple') {
                if (exists($env{'form.'.$key})) {
                    my @items = &Apache::loncommon::get_env_multiple($env{'form.'.$key});
                    foreach my $item (@items) {
                        $item =~ s/(`)/'/g;
                        $item =~ s/\$/\(\$\)/g;
                        push(@{$customhash->{$key}},$item);
                    }
                }
            } else {
                if (exists($env{'form.'.$key})) {
                    $customhash->{$key} = $env{'form.'.$key};
                    $customhash->{$key} =~ s/(`)/'/g;
                    $customhash->{$key} =~ s/\$/\(\$\)/g;
                }
            }
        }
    }
}

sub update_requestors_roles {
    my ($dom,$cnum,$crstype,$details,$longroles) = @_;
    my $now = time;
    my ($active,$future,$numactive,$numfuture,$output);
    my $owner = $env{'user.name'}.':'.$env{'user.domain'};
    if (ref($details) eq 'HASH') {
        if (ref($details->{'personnel'}) eq 'HASH') {
            my $ccrole = 'cc';
            if ($crstype eq 'community') {
                $ccrole = 'co';
            }
            unless (ref($details->{'personnel'}{$owner}) eq 'HASH') {
                $details->{'personnel'}{$owner} = {
                                                    'roles' => [$ccrole],
                                                    $ccrole => { 'usec' => [] },
                                                  };
            }
            my @roles;
            if (ref($details->{'personnel'}{$owner}{'roles'}) eq 'ARRAY') {
                @roles = sort(@{$details->{'personnel'}{$owner}{'roles'}});
                unless (grep(/^\Q$ccrole\E$/,@roles)) {
                    push(@roles,$ccrole);
                }
            } else {
                @roles = ($ccrole);
            }
            foreach my $role (@roles) {
                my $refresh=$env{'user.refresh.time'};
                if ($refresh eq '') {
                    $refresh = $env{'user.login.time'};
                }
                if ($refresh eq '') {
                    $refresh = $now;
                }
                my $start = $refresh-1;
                my $end = '0';
                if ($role eq 'st') {
                    if ($details->{'accessstart'} ne '') {
                        $start = $details->{'accessstart'};
                    }
                    if ($details->{'accessend'} ne '') {
                        $end = $details->{'accessend'};
                    }
                }
                my @usecs;
                if ($role ne $ccrole) {
                    if (ref($details->{'personnel'}{$owner}{$role}{'usec'}) eq 'ARRAY') {
                        @usecs = @{$details->{'personnel'}{$owner}{$role}{'usec'}};
                    }
                } 
                if ($role eq 'st') {
                    if (@usecs > 1) {
                        my $firstsec = $usecs[0];
                        @usecs = ($firstsec);
                    }
                }
                if (@usecs == 0) {
                    push(@usecs,'');
                }
                foreach my $usec (@usecs) {
                    my (%userroles,%newrole,%newgroups,$spec,$area);
                    my $area = '/'.$dom.'/'.$cnum;
                    my $spec = $role.'.'.$area;
                    if ($usec ne '') {
                       $spec .= '/'.$usec;
                       $area .= '/'.$usec;
                    }
                    if ($role =~ /^cr\//) {
                        &Apache::lonnet::custom_roleprivs(\%newrole,$role,$dom,
                                                          $cnum,$spec,$area);
                    } else {
                        &Apache::lonnet::standard_roleprivs(\%newrole,$role,$dom,
                                                            $spec,$cnum,$area);
                    }
                    &Apache::lonnet::set_userprivs(\%userroles,\%newrole,
                                                   \%newgroups);
                    $userroles{'user.role.'.$spec} = $start.'.'.$end;
                    &Apache::lonnet::appenv(\%userroles,[$role,'cm']);
                    if (($end == 0) || ($end > $now)) {
                        my $showrole = $role;
                        if ($role =~ /^cr\//) {
                            $showrole = &Apache::lonnet::plaintext($role,$crstype);
                        } elsif (ref($longroles) eq 'HASH') {
                            if ($longroles->{$role} ne '') {
                                $showrole = $longroles->{$role};
                            }
                        }
                        if ($start <= $now) {
                            $active .= '<li><a href="/adm/roles?selectrole=1&'.
                                       $spec.'=1">'.$showrole;
                            if ($usec ne '') {
                                $active .= ' - '.&mt('section:').' '.$usec; 
                            }
                            $active .= '</a></li>';
                            $numactive ++;
                        } else { 
                            $future .= '<li>'.$showrole;
                            if ($usec ne '') {
                                $future .= ' - '.&mt('section:').' '.$usec;
                            }
                            $future .= '</li>';
                            $numfuture ++;
                        }
                    }
                }
            }
        }
    }
    if ($active) {
        if ($numactive == 1) {
            if ($crstype eq 'Community') {
                $output = &mt('Use the following link to enter the community:');
            } else {
                $output = &mt('Use the following link to enter the course:'); 
            }
        } else {
            if ($crstype eq 'Community') {
                $output = &mt('Use the following links to your new roles to enter the community:');
            } else {
                $output = &mt('Use the following links to your new roles to enter the course:');
            }
        }
        $output .= ' <ul>'.$active.'</ul><br />';
    }
    if ($future) {
        if ($crstype eq 'Community') {
            $output .= &mt('The following community [quant,_1,role] will become available for selection from your [_2]roles page[_3], once the default student access start date - [_4] - has been reached:',$numfuture,'<a href="/adm/roles">','</a>',&Apache::lonlocal::locallocaltime($details->{'accessstart'}))
        } else {
            $output .= &mt('The following course [quant,_1,role] will become available for selection from your [_2]roles page[_3], once the default student access start date - [_4] - has been reached:',$numfuture,'<a href="/adm/roles">','</a>',&Apache::lonlocal::locallocaltime($details->{'accessstart'}));
        }
        $output .= ' <ul>'.$future.'</ul>';
    }
    return $output;
}

sub notification_information {
    my ($disposition,$req_notifylist,$dom,$cnum,$now,$code,$postprocess) = @_;
    my %emails = &Apache::loncommon::getemails();
    my $address;
    if (($emails{'permanentemail'} ne '') || ($emails{'notification'} ne '')) {
        $address = $emails{'permanentemail'};
        if ($address eq '') {
            $address = $emails{'notification'};
        }
    }
    my $output;
    if ($disposition eq 'approval') {
        $output .= &mt('A message will be sent to your LON-CAPA account when a domain coordinator takes action on your request.').'<br />'.
                   &mt('To access your LON-CAPA message, go to the Main Menu and click on "Send and Receive Messages".').'<br />';
        if ($address ne '') {
            $output.= &mt('An e-mail will also be sent to: [_1] when this occurs.',$address).'<br />';
        }
        if ($req_notifylist) {
            my $fullname = &Apache::loncommon::plainname($env{'user.name'},
                                                         $env{'user.domain'});
            my $sender = $env{'user.name'}.':'.$env{'user.domain'};
            &Apache::loncoursequeueadmin::send_selfserve_notification($req_notifylist,"$fullname ($env{'user.name'}:$env{'user.domain'})",
                                                                      'undef',$env{'form.cdescr'},$now,'coursereq',$sender);
        }
        if (ref($postprocess) eq 'HASH') {
            if (ref($postprocess->{'queuedmsg'}) eq 'ARRAY') {
                if (scalar(@{$postprocess->{'queuedmsg'}}) > 0) {
                    my $recipient = $env{'user.name'}.':'.$env{'user.domain'};
                    my $sender = $recipient;
                    my $addmsg = [];
                    foreach my $item (@{$postprocess->{'queuedmsg'}}) {
                        if (ref($item) eq 'HASH') {
                            if ($item->{'mt'} ne '') {
                                push(@{$addmsg},$item);
                            }
                        }
                    }
                    if (scalar(@{$addmsg}) > 0) {
                        &Apache::loncoursequeueadmin::send_selfserve_notification($recipient,$addmsg,undef,
                                                                                  $env{'form.cdescr'},$now,
                                                                                  'queuedcrsreq',$sender);
                    }
                }
            }
            if ($postprocess->{'queuedweb'}) {
                $output .= $postprocess->{'queuedweb'};
            }
        }
    } elsif ($disposition eq 'pending') {
        my $pending_default = '<div class="LC_info">'.
&mt('Your request has been placed in a queue pending administrative action.').'<br />'.
&mt("Usually this means that your institution's information systems do not list you among the instructional personnel for this course.").'<br />'.
&mt('The list of instructional personnel for the course will be automatically checked daily, and once you are listed the request will be processed.').
                       '</div>';
        if (ref($postprocess) eq 'HASH') {
            if ($postprocess->{'pendingweb'}) {
                $output .= $postprocess->{'pendingweb'};
            } else {
                $output .= $pending_default;
            }
        } else {
            $output .= $pending_default;
        }
    } elsif ($disposition eq 'created') {
        if (($code) || ((ref($postprocess) eq 'HASH') && 
            ((ref($postprocess->{'createdmsg'}) eq 'ARRAY') || ($postprocess->{'createdweb'})))) {
            my $addmsg = [];
            my $recipient = $env{'user.name'}.':'.$env{'user.domain'};
            my $sender = $recipient;
            if ($code) {
                push(@{$addmsg},{
                                  mt   => 'Students can automatically select your course: "[_1]" by entering this code: [_2]',
                                  args => [$env{'form.cdescr'},$code],
                                });
                $output .= '<p>'.
                           &mt('Students can automatically select your course by entering this code: [_1].','<b>'.$code.'</b>').
                           '<br />'.
                           &mt('A message has been sent to your LON-CAPA account with this information.');
                if ($address ne '') {
                    $output.= '<br />'.&mt('An e-mail has also been sent to: [_1] with this code.',$address);
                }
                $output .= '</p>';
            }
            if (ref($postprocess) eq 'HASH') {
                if (ref($postprocess->{'createdmsg'}) eq 'ARRAY') {
                    foreach my $item (@{$postprocess->{'createdmsg'}}) {
                        if (ref($item) eq 'HASH') {
                            if ($item->{'mt'} ne '') {  
                                push(@{$addmsg},$item);
                            }
                        }
                    }
                }
                if ($postprocess->{'createdweb'}) {
                    $output .= $postprocess->{'createdweb'}
                }
            }
            if (scalar(@{$addmsg}) > 0) {
                my $type = 'createdcrsreq';
                if ($code) {
                    $type = 'uniquecode';
                }
                &Apache::loncoursequeueadmin::send_selfserve_notification($recipient,$addmsg,$dom.'_'.$cnum,$env{'form.cdescr'},
                                                                          $now,$type,$sender);
            }
        }
    } else {
        $output .= '<div class="LC_warning">'.
                   &mt('Your request status is: [_1].',$disposition).
                   '</div>';
    }
    return $output;
}

sub pending_validation_form {
    my ($r,$cdom,$cnum,$crstype,$now,$token,$lonhost,$cdesc) = @_;
    my $output;
    my %postvalues = (
                      'owner'      => $env{'user.name'}.':'.$env{'user.domain'},
                      'course'     => $cdom.'_'.$cnum,
                      'coursetype' => $crstype,
                     );
    my %domconfig = &Apache::lonnet::get_dom('configuration',['requestcourses'],$cdom);

    if (ref($domconfig{'requestcourses'}) eq 'HASH') {
        my ($url,$buttontext,$code,@fields);
        if (ref($domconfig{'requestcourses'}{'validation'}) eq 'HASH') {
            $postvalues{'description'} = $cdesc;
            $url = $domconfig{'requestcourses'}{'validation'}{'url'};
            if (ref($domconfig{'requestcourses'}{'validation'}{'fields'}) eq 'ARRAY') {
                @fields = @{$domconfig{'requestcourses'}{'validation'}{'fields'}};
            }
            $buttontext = $domconfig{'requestcourses'}{'validation'}{'button'};
            $output .= $domconfig{'requestcourses'}{'validation'}{'markup'};
            if (($url =~ m{^(https?\://|/)}) && (@fields > 0)) {
                $output .= '<form name="crsreqvalidation" action="'.$url.'" method="post">'."\n";
                foreach my $field (@fields) {
                    if ($postvalues{$field}) {
                        $output .= '<input type="hidden" name="'.$field.'" value="'.$postvalues{$field}.'" />'."\n";
                    }
                }
                if ($buttontext eq '') {
                    if ($crstype eq 'community') {
                        $buttontext = &mt('Create community');
                    } else {
                        $buttontext = &mt('Create course');
                    }
                }
                my $hostname = &Apache::lonnet::hostname($lonhost);
                my $protocol = $Apache::lonnet::protocol{$lonhost};
                $protocol = 'http' if ($protocol ne 'https');
                my $alias = &Apache::lonnet::use_proxy_alias($r,$lonhost);
                $hostname = $alias if ($alias ne '');
                my $crscreator = $protocol.'://'.$hostname.'/cgi-bin/createpending.pl';
                $output .= '<input type="hidden" name="crscreator" value="'.$crscreator.'" />'."\n".
                           '<input type="hidden" name="token" value="'.$token.'" />'."\n".
                           '<input type="submit" name="validate" value="'.$buttontext.'" />'."\n".
                           '</form>'."\n";
            }
        }
    }
    return $output;
}

sub check_autolimit {
    my ($uname,$udom,$dom,$crstype,$limit,$message) = @_;
    my %crsroles = &Apache::lonnet::get_my_roles($env{'user.name'},$env{'user.domain'},
                       'userroles',['active','future'],['cc','co'],[$dom]);
    my ($types,$typename) = &Apache::loncommon::course_types();
    my %requests = &Apache::lonnet::dumpstore('courserequests',$udom,$uname);
    my $count = 0;
    foreach my $key (keys(%requests)) {
        my ($cdom,$cnum) = split('_',$key);
        if (ref($requests{$key}) eq 'HASH') {
            next if ($requests{$key}{'crstype'} ne $crstype);
            if (($crstype eq 'community') && 
                (exists($crsroles{$cnum.':'.$cdom.':co'}))) {
                $count ++;
            } elsif ((($crstype eq 'official') || ($crstype eq 'unofficial') || ($crstype eq 'textbook')) &&
                     (exists($crsroles{$cnum.':'.$cdom.':cc'}))) {
                $count ++;
            }
        }
    }
    if ($count < $limit) {
        return 'process';
    } else {
        if (ref($typename) eq 'HASH') {
            if ($crstype eq 'community') {
                $$message = &mt('Your request has not been processed because you have reached the limit for the number of communities.').
                            '<br />'.&mt("Your limit is [_1].",$limit);
            } else {
                $$message = &mt('Your request has not been processed because you have reached the limit for the number of courses of this type.').
                            '<br />'.&mt("Your $typename->{$crstype} limit is [_1].",$limit);
            }
        }
        return 'rejected';
    }
    return;
}

sub retrieve_settings {
    my ($dom,$cnum,$udom,$uname) = @_;
    if ($udom eq '' || $uname eq '') {
        $udom = $env{'user.domain'};
        $uname = $env{'user.name'};
    }
    my ($result,%reqinfo) = &get_request_settings($dom,$cnum,$udom,$uname);
    if ($result eq 'ok') {
        if (($udom eq $reqinfo{'domain'}) &&  ($uname eq $reqinfo{'owner'})) {
            $env{'form.chome'} = $reqinfo{'coursehome'};
            $env{'form.cdescr'} = $reqinfo{'cdescr'};
            $env{'form.crstype'} = $reqinfo{'crstype'}; 
            &generate_date_items($reqinfo{'accessstart'},'accessstart');
            &generate_date_items($reqinfo{'accessend'},'accessend');
            if ($reqinfo{'accessend'} == 0) {
                $env{'form.no_end_date'} = 1;
            }
            if (($reqinfo{'crstype'} eq 'official') && (&Apache::lonnet::auto_run('',$dom))) {
                &generate_date_items($reqinfo{'enrollstart'},'enrollstart');
                &generate_date_items($reqinfo{'enrollend'},'enrollend');
            }
            $env{'form.clonecrs'} = $reqinfo{'clonecrs'};
            $env{'form.clonedom'} = $reqinfo{'clonedom'};
            if (($reqinfo{'clonecrs'} ne '') && ($reqinfo{'clonedom'} ne '')) {
                $env{'form.cloning'} = 1;
            }
            $env{'form.datemode'} = $reqinfo{'datemode'};
            $env{'form.dateshift'} = $reqinfo{'dateshift'};
            $env{'form.tinyurls'} = $reqinfo{'tinyurls'};
            if ($reqinfo{'crstype'} eq 'official') {
                $env{'form.autoadds'} = $reqinfo{'autoadds'};
                $env{'form.autodrops'} = $reqinfo{'autodrops'};
                if ($reqinfo{'instcode'} ne '') { 
                    $env{'form.sectotal'} = $reqinfo{'sectotal'};
                    $env{'form.crosslisttotal'} = $reqinfo{'crosslisttotal'};
                    $env{'form.instcode'} = $reqinfo{'instcode'};
                    my $crscode = { 
                                    $cnum => $reqinfo{'instcode'},
                                  };
                    &extract_instcode($dom,'instcode',$crscode,$cnum);
                    (undef,undef,my $instcredits) =
                        &Apache::lonnet::auto_validate_instcode(undef,$dom,
                                                                $reqinfo{'instcode'});
                    if ($instcredits ne $reqinfo{'defaultcredits'}) {
                        $env{'form.coursecredits'} = $reqinfo{'defaultcredits'};
                    }
                }
            } elsif (($reqinfo{'crstype'} eq 'unofficial') || ($reqinfo{'crstype'} eq 'textbook')) {
                $env{'form.coursecredits'} = $reqinfo{'defaultcredits'};
            }
            my @currsec;
            if (ref($reqinfo{'sections'}) eq 'HASH') {
                foreach my $i (sort(keys(%{$reqinfo{'sections'}}))) {
                    if (ref($reqinfo{'sections'}{$i}) eq 'HASH') {
                        my $sec = $reqinfo{'sections'}{$i}{'inst'};
                        $env{'form.secnum_'.$i} = $sec;
                        $env{'form.sec_'.$i} = '1';
                        if (!grep(/^\Q$sec\E$/,@currsec)) {
                            push(@currsec,$sec);
                        }
                        $env{'form.loncapasec_'.$i} = $reqinfo{'sections'}{$i}{'loncapa'};
                    }
                }
            }
            if (ref($reqinfo{'crosslists'}) eq 'HASH') {
                foreach my $i (sort(keys(%{$reqinfo{'crosslists'}}))) {
                    if (ref($reqinfo{'crosslists'}{$i}) eq 'HASH') {
                        $env{'form.crosslist_'.$i} = '1';
                        $env{'form.crosslist_'.$i.'_instsec'} = $reqinfo{'crosslists'}{$i}{'instsec'};
                        $env{'form.crosslist_'.$i.'_lcsec'} = $reqinfo{'crosslists'}{$i}{'loncapa'};
                        if ($reqinfo{'crosslists'}{$i}{'instcode'} ne '') {
                            my $key = $cnum.$i; 
                            my $crscode = {
                                              $key => $reqinfo{'crosslists'}{$i}{'instcode'},
                                          };
                            &extract_instcode($dom,'crosslist',$crscode,$key,$i);
                        }
                    }
                }
            }
            if (ref($reqinfo{'personnel'}) eq 'HASH') {
                my $i = 0;
                foreach my $user (sort(keys(%{$reqinfo{'personnel'}}))) {
                    my ($uname,$udom) = split(':',$user);
                    if (ref($reqinfo{'personnel'}{$user}) eq 'HASH') {
                        if (ref($reqinfo{'personnel'}{$user}{'roles'}) eq 'ARRAY') {
                            foreach my $role (sort(@{$reqinfo{'personnel'}{$user}{'roles'}})) {
                                $env{'form.person_'.$i.'_role'} = $role;
                                $env{'form.person_'.$i.'_firstname'} = $reqinfo{'personnel'}{$user}{'firstname'};
                                $env{'form.person_'.$i.'_lastname'} = $reqinfo{'personnel'}{$user}{'lastname'}; ;
                                $env{'form.person_'.$i.'_emailaddr'} = $reqinfo{'personnel'}{$user}{'emailaddr'};
                                $env{'form.person_'.$i.'_uname'} = $uname;
                                $env{'form.person_'.$i.'_dom'} = $udom;
                                if (ref($reqinfo{'personnel'}{$user}{$role}) eq 'HASH') {
                                    if (ref($reqinfo{'personnel'}{$user}{$role}{'usec'}) eq 'ARRAY') {
                                        my @usecs = @{$reqinfo{'personnel'}{$user}{$role}{'usec'}};
                                        my @newsecs;
                                        if (@usecs > 0) {
                                            foreach my $sec (@usecs) {
                                                if (grep(/^\Q$sec\E/,@currsec)) {
                                                    $env{'form.person_'.$i.'_sec'} = $sec;
                                                } else {
                                                    push(@newsecs,$sec);
                                                }
                                            }
                                        }
                                        if (@newsecs > 0) {
                                            $env{'form.person_'.$i.'_newsec'} = join(',',@newsecs); 
                                        }
                                    }
                                }
                                $i ++;
                            }
                        }
                    }
                }
                $env{'form.persontotal'} = $i;
            }
        }
    }
    return $result;
}

sub get_request_settings {
    my ($dom,$cnum,$udom,$uname) = @_;
    my $requestkey = $dom.'_'.$cnum;
    my ($result,%reqinfo);
    if ($requestkey =~ /^($match_domain)_($match_courseid)$/) {
        my %history = &Apache::lonnet::restore($requestkey,'courserequests',$udom,$uname);
        my $disposition = $history{'disposition'};
        if (($disposition eq 'approval') || ($disposition eq 'pending')) { 
            if (ref($history{'details'}) eq 'HASH') {
                %reqinfo = %{$history{'details'}};
                $result = 'ok';
            } else {
                $result = 'nothash';
            }
        } else {
            $result = 'notqueued';
        }
    } else {
        $result = 'invalid';
    }
    return ($result,%reqinfo);
}

sub extract_instcode {
    my ($cdom,$element,$crscode,$crskey,$counter) = @_;
    my (%codes,@codetitles,%cat_titles,%cat_order);
    if (&Apache::lonnet::auto_instcode_format('requests',$cdom,$crscode,\%codes,
                                              \@codetitles,\%cat_titles,
                                              \%cat_order) eq 'ok') {
        if (ref($codes{$crskey}) eq 'HASH') {
            if (@codetitles > 0) {
                my $sel = $element;
                if ($element eq 'crosslist') {
                    $sel .= '_'.$counter;
                }
                foreach my $title (@codetitles) {
                    $env{'form.'.$sel.'_'.$title} = $codes{$crskey}{$title};
                }
            }
        }
    }
    return;
}

sub generate_date_items {
    my ($currentval,$item) = @_;
    if ($currentval =~ /\d+/) {
        my ($tzname,$sec,$min,$hour,$mday,$month,$year) = 
            &Apache::lonhtmlcommon::get_timedates($currentval);
        $env{'form.'.$item.'_day'} = $mday;
        $env{'form.'.$item.'_month'} = $month+1;
        $env{'form.'.$item.'_year'} = $year;
    }
    return;
}

sub print_textbook_form {
    my ($r,$dom,$incdoms,$domdefs,$settings,$can_request) = @_;
    my (%prefab,%ordered,%numprefab);
    my $crstype = 'textbook';
#
#  Retrieve list of prefabricated courses (textbook courses and templates) cloneable by user
#
    foreach my $type ('textbooks','templates') {
        $numprefab{$type} = 0;
        if (ref($settings) eq 'HASH') {
            $prefab{$type} = $settings->{$type};
            if (ref($prefab{$type}) eq 'HASH') {
                foreach my $item (keys(%{$prefab{$type}})) {
                    my ($clonedom,$clonecrs) = split(/_/,$item);
                    if (ref($prefab{$type}{$item}) eq 'HASH') {
                        if (&Apache::loncoursequeueadmin::can_clone_course($env{'user.name'},
                                          $env{'user.domain'},$clonecrs,$clonedom,$crstype,$dom)) {

                            my $num = $prefab{$type}{$item}{'order'};
                            $ordered{$type}{$num} = $item;
                            $numprefab{$type} ++;
                        }
                    }
                }
            }
        }
    }

#
# Check if domain has multiple library servers
#
    my ($home_server_pick,$numlib) =
        &Apache::loncommon::home_server_form_item($dom,'chome',
                                                  'default','hide');
    if ($numlib > 1) {
        $home_server_pick = &mt('Home Server for Course').': '.$home_server_pick.'<br />';
    }

#
# Retrieve information about courses owned by user, or in which user has an active
# Course Coordinator role
#
    my $numcurrent;
    my %cloneable = &Apache::lonnet::courseiddump($dom,'.',1,'.',$env{'user.name'}.':'.$env{'user.domain'},
                                                  '.',undef,undef,'Course');
    my %ccroles = &Apache::lonnet::get_my_roles($env{'user.name'},$env{'user.domain'},'userroles',
                                                ['active'],['cc']);

    my $cc_clone = '';
    foreach my $role (keys(%ccroles)) {
        my ($cnum,$cdom,$rest) = split(/:/,$role,3);
        $cc_clone .= $cdom.':'.$cnum.'&';
        unless (exists($cloneable{$cdom.'_'.$cnum})) {
            my %courseinfo = &Apache::lonnet::coursedescription($cdom.'_'.$cnum,{'one_time' => 1});
            $cloneable{$cdom.'_'.$cnum} = {
                                               context => $courseinfo{'internal.creationcontext'},
                                               created => $courseinfo{'internal.created'},
                                               creator => $courseinfo{'internal.creator'},
                                               description => $courseinfo{'description'},
                                               inst_code => $courseinfo{'coursecode'},
                                               owner => $courseinfo{'internal.courseowner'},
                                               releaserequired => $courseinfo{'internal.releaserequired'},
                                               type  => $courseinfo{'type'},
                                           };
        }
    }

    my $numcurrent = scalar(keys(%cloneable));

#
# Retrieve information about courses from user's domain which user can clone, but which not owned
# or cloneable based on Course Coordinator role.
#
    my ($numdomcourses,%domcloneable);
    my %allcloneable = &Apache::lonnet::courseiddump($dom,'.',1,'.','.','.',undef,undef,'Course',
                                                     undef,undef,undef,undef,undef,
                                                     $env{'user.name'}.':'.$env{'user.domain'},
                                                     $cc_clone,1);
    foreach my $cid (keys(%allcloneable)) {
        unless (exists($cloneable{$cid})) {
            $domcloneable{$cid} = $allcloneable{$cid};
        }
    }
    $numdomcourses = scalar(keys(%domcloneable));

    my $fullname = &Apache::loncommon::plainname($env{'user.name'},
                                                 $env{'user.domain'});

#
# Retrieve any custom form information prior to rendering page
#

    my $initprocess = &Apache::lonnet::auto_crsreq_update($dom,undef,$crstype,'initializereview',$env{'user.name'},
                                                         $env{'user.domain'},$fullname);
    my %custominit;
    if (ref($initprocess) eq 'HASH') {
        &custom_formitems($initprocess,\%custominit);
    }

#
# Retrieve any custom onload actions or javascript used for page before rendering
#

    my ($customonload,$customjs,$customvalidationjs);
    my $inprocess = &Apache::lonnet::auto_crsreq_update($dom,undef,$crstype,'prereview',$env{'user.name'},
                                                        $env{'user.domain'},$fullname,undef,undef,
                                                        undef,undef,\%custominit);
    if (ref($inprocess) eq 'HASH') {
        $customonload = $inprocess->{'onload'};
        $customjs = $inprocess->{'javascript'};
        $customvalidationjs = $inprocess->{'validationjs'};
    }

    my $postprocess = &Apache::lonnet::auto_crsreq_update($dom,undef,$crstype,'review',
                                                          $env{'user.name'},
                                                          $env{'user.domain'},$fullname,undef,undef,
                                                          undef,undef,\%custominit);

    my $jscript = &textbook_request_javascript(\%numprefab,$numcurrent,$numdomcourses,$customvalidationjs);
    $jscript .= $customjs;
    my %loaditems;
    $loaditems{'onload'} = 'javascript:uncheckAllRadio();'.$customonload;
    $r->print(&header('Course Request',$jscript,\%loaditems));

    if (ref($can_request) eq 'HASH') {
        unless ((scalar(keys(%{$can_request})) == 1) && ($can_request->{'textbook'})) {
            &Apache::lonhtmlcommon::add_breadcrumb(
                { href => '/adm/requestcourse',
                  text => 'Pick action',
                });
        }
    }
    &Apache::lonhtmlcommon::add_breadcrumb({text=>'Course Request'});
    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Requests','Course_Requests'));

    &startContentScreen($r,'textbookrequests');
#
# Show domain selector form, if required.
#
    if (@{$incdoms} > 1) {
        my $onchange = 'this.form.submit()';
        $r->print('<form name="domforcourse" method="post" action="/adm/requestcourse">'.
                  '<div><fieldset><legend>'.&mt('Domain').'</legend>'.
                  &Apache::loncommon::select_dom_form($dom,'showdom','',1,$onchange,$incdoms).
                  '</fieldset></form>');
    }

#
# Course request form
#

#
# Course Title
#
    $r->print('<form name="requestcourse" method="post" action="/adm/requestcourse" onsubmit="return validTextbookReq();">'.
              '<div>'.
              '<fieldset>'.
              '<legend>'.&mt('Course Information').'</legend>'.
              '<span class="LC_nobreak">'.&mt('Title').':&nbsp'.
              '<input type="text" size="60" name="cdescr" value="" /></span><br />'.
              $home_server_pick.'<br /></fieldset>'.
              '</div>');

#
# Content source selection, if more than one available
#
    if (keys(%cloneable) || keys(%ordered) || keys(%domcloneable)) {
        $r->print('<div>'. 
                  '<fieldset><legend>'.&mt('Course Content').'</legend>');
        if (keys(%ordered)) {
            if (ref($ordered{'textbooks'}) eq 'HASH') {
                $r->print('<span class="LC_nobreak"><label>'.
                          '<input type="radio" name="cloning" value="textbook" onclick="javascript:cloneChoice();" />'.
                          &mt('Load textbook content').'</span>'.('&nbsp;'x2).' ');
            }
            if (ref($ordered{'templates'}) eq 'HASH') {
                $r->print('<span class="LC_nobreak"><label>'.
                          '<input type="radio" name="cloning" value="template" onclick="javascript:cloneChoice();" />'.
                          &mt('Load pre-existing template').'</span>'.('&nbsp;'x2).' ');
            }
        }
        if (keys(%cloneable)) {
            $r->print('<span class="LC_nobreak"><label>'.
                      '<input type="radio" name="cloning" value="existing" onclick="javascript:cloneChoice();" />'.
                      &mt('Copy one of your courses').'</label></span>'.('&nbsp;'x2).' ');
        }
        if (keys(%domcloneable)) {
            $r->print('<span class="LC_nobreak"><label>'.
                      '<input type="radio" name="cloning" value="colleague" onclick="javascript:cloneChoice();" />'.
                      &mt("Copy a colleague's course").'</label></span>'.('&nbsp;'x2).' ');
        }
        $r->print('<span class="LC_nobreak"><label>'.
                  '<input type="radio" name="cloning" value="none" checked="checked" onclick="javascript:cloneChoice();" />'.
                  &mt('Empty course shell').'</label></span>');
    } else {
        $r->print('<input type="hidden" name="cloning" value="none" />');
    }

#
# Table of cloneable textbook courses
#
    if (keys(%ordered)) {
        foreach my $type ('textbooks','templates') {
            my $divid = 'showtextbook';
            my $radioid = 'book';
            if ($type eq 'templates') {
                $divid = 'showtemplate'; 
                $radioid = 'template';
            }
            if (ref($ordered{$type}) eq 'HASH') {
                $r->print('<div id="'.$divid.'" style="display:none">'.
                          &Apache::loncommon::start_data_table().
                          &Apache::loncommon::start_data_table_header_row().
                          '<th>'.&mt('Title').'</th>');
                if ($type eq 'textbooks') {
                    $r->print('<th>'.&mt('Author(s)').'</th>');
                }
                $r->print('<th>'.&mt('Subject').'</th>');
                if ($type eq 'textbooks') {
                    $r->print('<th>'.&mt('Publisher').'</th>'.
                              '<th>'.&mt('Book').'</th>');
                }
                $r->print(&Apache::loncommon::end_data_table_header_row());
                my @items = sort { $a <=> $b } keys(%{$ordered{$type}});
                foreach my $num (@items) {
                    my $item = $ordered{$type}{$num};
                    my $cleantitle=&HTML::Entities::encode($prefab{$type}{$item}{'title'},'<>&"');
                    $cleantitle=~s/'/\\'/g;
                    $cleantitle =~ s/^\s+//;
                    $r->print(&Apache::loncommon::start_data_table_row().
                              '<td><label><input type="radio" name="'.$radioid.'" value="'.$item.'" />'.
                              $cleantitle.'</label></td>');
                    if ($type eq 'textbooks') {
                         $r->print('<td>'.$prefab{$type}{$item}{'author'}.'</td>');
                    }
                    $r->print('<td>'.$prefab{$type}{$item}{'subject'}.'</td>');
                    if ($type eq 'textbooks') {
                        $r->print('<td>'.$prefab{$type}{$item}{'publisher'}.'</td>'.
                                  '<td><img border="0" src="'.$prefab{$type}{$item}{'image'}.
                                  '" alt="'.$cleantitle.'" /></td>');
                    }
                    $r->print(&Apache::loncommon::end_data_table_row());
                }
                $r->print(&Apache::loncommon::end_data_table().
                          '</div>');
            }
        }
    }

#
# Table of user's current courses (owner and/or course coordinator)
#
    my %lt = &clone_text('Course');
    if (keys(%cloneable)) {
        $r->print('<div id="showexisting" style="display:none">'.
                  &clone_selection_table($dom,'owned',\%cloneable).
                  '<fieldset style="display:inline-block"><legend>'.$lt{'dsh'}.'</legend><label>'.
                  '<input type="radio" name="owndatemode" value="delete" /> '.$lt{'ncd'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="owndatemode" value="preserve" /> '.$lt{'prd'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="owndatemode" value="shift" checked="checked" /> '.
                  $lt{'shd'}.'</label>'.
                  '<input type="text" size="5" name="owndateshift" value="364" />'.
                  '</fieldset><fieldset style="display:inline-block">'.
                  '<legend>'.$lt{'dpl'}.'</legend><label>'.
                  '<input type="radio" name="owntinyurls" value="delete" />'.$lt{'nsl'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="owntinyurls" value="transfer" />'.$lt{'tsl'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="owntinyurls" value="create" checked="checked" />'.$lt{'csl'}.
                  '</label></fieldset>'.
                  '</div>');
    }
#
# Table of other cloneable courses from user's domain (exclude own courses)
#
    if (keys(%domcloneable)) {
        $r->print('<div id="showcolleague" style="display:none">'.
                  &clone_selection_table($dom,'colleague',\%domcloneable).
                  '<fieldset style="display:inline-block"><legend>'.$lt{'dsh'}.'</legend><label>'.
                  '<input type="radio" name="colldatemode" value="delete" /> '.$lt{'ncd'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="colldatemode" value="preserve" /> '.$lt{'prd'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="colldatemode" value="shift" checked="checked" /> '.
                  $lt{'shd'}.'</label>'.
                  '<input type="text" size="5" name="colldateshift" value="364" />'.
                  '</fieldset><fieldset style="display:inline-block">'.
                  '<legend>'.$lt{'dpl'}.'</legend><label>'.
                  '<input type="radio" name="colltinyurls" value="delete" />'.$lt{'nsl'}.
                  '</label><br /><label>'.
                  '<input type="radio" name="colltinyurls" value="create" checked="checked" />'.$lt{'csl'}.
                  '</label></fieldset>'.
                  '</div>');
    }

#
# End of content selector
#
    if (keys(%cloneable) || keys(%domcloneable) || keys(%ordered)) {
        $r->print('</fieldset></div>');
    }

    my %accesstitles = (
                          'start' => 'Default start access',
                           'end'   => 'Default end access',
                       );
    my %help_item = (
                       start => 'Course_Request_Access_Start',
                       end   => 'Course_Request_Access_End',
                    );
    my $starttime = time;
    my $endtime = time+(6*30*24*60*60); # 6 months from now, approx
    my $startform = &Apache::lonhtmlcommon::date_setter('requestcourse','accessstart',
                                                        $starttime,'','','',1,'','','',1);
    my $endform = &Apache::lonhtmlcommon::date_setter('requestcourse','accessend',
                                                      $endtime,'','','',1,'','','',1);
#
# Set default start and end dates for student access
# 
    $r->print('<div>'.
              '<fieldset><legend>'.&mt('Student Access Dates').'</legend>'.
              &Apache::loncommon::help_open_topic($help_item{'start'}).
              '&nbsp;'.&mt($accesstitles{'start'}).$startform.'<br />'.
              &Apache::loncommon::help_open_topic($help_item{'end'}).
              '&nbsp;'.&mt($accesstitles{'end'}).$endform.'<br /></div>');

#
# Display any custom fields for this course type
#
    if (ref($postprocess) eq 'HASH') {
        if ($postprocess->{'reviewweb'}) {
            $r->print($postprocess->{'reviewweb'});
        }
    }

#
# Submit button
#
    $r->print('<input type="hidden" name="crstype" value="textbook" />'.
              '<input type="hidden" name="action" value="process" />'.
              '<input type="submit" value="'.&mt('Create course').'" />');

#
# End request form
#
    $r->print('</form>');
    &endContentScreen($r).
    $r->print(&Apache::loncommon::end_page());
    return;
}

sub clone_selection_table {
    my ($dom,$name,$cloneableref) = @_;
    return unless ((ref($cloneableref) eq 'HASH') && (($name eq 'owned') || ($name eq 'colleague')));
    my %allownernames;
    my %sortbytitle;
    my $output;
    foreach my $cid (sort(keys(%{$cloneableref}))) {
        if (ref($cloneableref->{$cid}) eq 'HASH') {
            my $cdesc = $cloneableref->{$cid}{'description'};
            $cdesc =~ s/`/'/g;
            if ($cdesc ne '') {
                push(@{$sortbytitle{$cdesc}},$cid);
            }
        }
    }
    foreach my $title (sort(keys(%sortbytitle))) {
         if (ref($sortbytitle{$title}) eq 'ARRAY') {
            foreach my $cid (sort(@{$sortbytitle{$title}})) {
                my $cleantitle=&HTML::Entities::encode($title,'<>&"');
                $cleantitle=~s/'/\\'/g;
                $cleantitle =~ s/^\s+//;
                my ($namestr,@owners,%ownernames);
                if ($cloneableref->{$cid}{'owner'} ne '') {
                    push(@owners,$cloneableref->{$cid}{'owner'});
                }
                if ($cloneableref->{$cid}{'co-owners'} ne '') {
                    foreach my $item (split(/,/,$cloneableref->{$cid}{'co-owners'})) {
                        if (($item ne '') && (!grep(/^\Q$item\E$/,@owners))) {
                            push(@owners,$item);
                        }
                    }
                }
                foreach my $owner (@owners) {
                    my ($ownername,$ownerdom);
                    if ($owner =~ /:/) {
                        ($ownername,$ownerdom) = split(/:/,$owner);
                    } else {
                        $ownername = $owner;
                        if ($owner ne '') {
                            $ownerdom = $dom;
                        }
                    }
                    if ($ownername ne '' && $ownerdom ne '') {
                        if (exists($allownernames{$ownername.':'.$ownerdom})) {
                            $ownernames{$ownername.':'.$ownerdom} = $allownernames{$ownername.':'.$ownerdom};
                        } else {
                            my %namehash=&Apache::loncommon::getnames($ownername,$ownerdom);
                            $ownernames{$ownername.':'.$ownerdom} = \%namehash;
                            $allownernames{$ownername.':'.$ownerdom} = $ownernames{$ownername.':'.$ownerdom};
                        }
                    }
                }
                my @lastnames;
                foreach my $owner (keys(%ownernames)) {
                    if (ref($ownernames{$owner}) eq 'HASH') {
                        push(@lastnames,$ownernames{$owner}{'lastname'});
                    }
                }
                if (@lastnames) {
                    $namestr = join(', ',sort(@lastnames));
                }
                $output .= &Apache::loncommon::start_data_table_row().
                           '<td><label><input type="radio" name="'.$name.'" value="'.$cid.'" />'.
                           '&nbsp;'.$cleantitle.'</label></td>'.
                           '<td>'.$namestr.'</td>'.
                           &Apache::loncommon::end_data_table_row();
            }
        }
    }
    if ($output) {
        return &Apache::loncommon::start_data_table().
               &Apache::loncommon::start_data_table_header_row().
               '<th>'.&mt('Title').'</th>'.
               '<th>'.&mt('Owner/co-owner(s)').'</th>'.
               &Apache::loncommon::end_data_table_header_row().
               $output.
               &Apache::loncommon::end_data_table();
    }
    return;
}

sub process_textbook_request {
    my ($r,$dom,$action,$domdefs,$domconfig,$can_request) = @_;
    my ($uniquecode,$req_notifylist);
    my $crstype = 'textbook';
    if (ref($domconfig) eq 'HASH') {
        if (ref($domconfig->{'requestcourses'}) eq 'HASH') {
            if (ref($domconfig->{'requestcourses'}{'notify'}) eq 'HASH') {
                $req_notifylist = $domconfig->{'requestcourses'}{'notify'}{'approval'};
            }
            if (ref($domconfig->{'requestcourses'}{'uniquecode'}) eq 'HASH') {
                $uniquecode = $domconfig->{'requestcourses'}{'uniquecode'}{$crstype};
            }
        }
    }
    my $now = time;
    my $reqtype = $env{'form.cloning'};
    my (@inststatuses,$storeresult,$creationresult);
    my $cnum = &Apache::lonnet::generate_coursenum($dom,'Course');
    my ($clonefrom,$clonedom,$clonecrs);
    if ($reqtype eq 'textbook') {
        $clonefrom = $env{'form.book'};
    } elsif ($reqtype eq 'template') {
        $clonefrom = $env{'form.template'};
    } elsif ($reqtype eq 'existing') {
        $clonefrom = $env{'form.owned'};
    } elsif ($reqtype eq 'colleague') {
        $clonefrom = $env{'form.colleague'};
    }
    my ($accessstart,$accessend) = &dates_from_form('accessstart','accessend');
    if ($clonefrom) {
        ($clonedom,$clonecrs) = split(/_/,$clonefrom);
        if (&Apache::lonnet::homeserver($clonecrs,$clonedom) ne 'no_host') {
            my $canclone =
                &Apache::loncoursequeueadmin::can_clone_course($env{'user.name'},
                            $env{'user.domain'},$clonecrs,$clonedom,$crstype,$dom);
            unless ($canclone) {
                undef($clonecrs);
                undef($clonedom);
            }
        } else {
            undef($clonecrs);
            undef($clonedom);
        }
    }
    $r->print(&header('Course Creation'));

    if (ref($can_request) eq 'HASH') {
        unless ((scalar(keys(%{$can_request})) == 1) && ($can_request->{'textbook'})) {
            &Apache::lonhtmlcommon::add_breadcrumb(
                { href => '/adm/requestcourse',
                  text => 'Pick action',
                });
        }
    }
    &Apache::lonhtmlcommon::add_breadcrumb(
                                           { href => '/adm/requestcourse',
                                             text => "Create Course",
                                           }
                                          );
    &Apache::lonhtmlcommon::add_breadcrumb({text=>'Request Processed'});
    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Requests','Course_Requests'));
    &startContentScreen($r,'textbookrequests');

    my $details = {
                    owner          => $env{'user.name'},
                    domain         => $env{'user.domain'},
                    cdom           => $dom,
                    cnum           => $cnum,
                    coursehome     => $env{'form.chome'},
                    cdescr         => $env{'form.cdescr'},
                    crstype        => $crstype,
                    uniquecode     => $uniquecode,
                    clonedom       => $clonedom,
                    clonecrs       => $clonecrs,
                    accessstart    => $accessstart,
                    accessend      => $accessend,
                    personnel      => {},
                  };
    if (($clonecrs ne '') && ($clonedom ne '')) {
        if ($reqtype eq 'existing') {
            $details->{datemode} = $env{'form.owndatemode'};
            if ($details->{datemode} eq 'shift') {
                $details->{dateshift} = $env{'form.owndateshift'};
            } else {
                $details->{dateshift} = '';
            }
            $details->{tinyurls} = $env{'form.owntinyurls'};
        } elsif ($reqtype eq 'colleague') {
            $details->{datemode} = $env{'form.colldatemode'};
            if ($details->{datemode} eq 'shift') {
                $details->{dateshift} = $env{'form.colldateshift'};
            } else {
                $details->{dateshift} = '';
            }
            $details->{tinyurls} = $env{'form.colltinyurls'};
        } elsif (($reqtype eq 'textbook') || ($reqtype eq 'template')) {
            $details->{datemode} = 'delete';
            $details->{dateshift} = '';
            $details->{tinyurls} = '';
        }
        if ($details->{dateshift} ne '') {
            $details->{dateshift} =~ s/[^\d\.]+//g;
        }
    } else {
        $details->{datemode} = '';
        $details->{dateshift} = '';
        $details->{tinyurls} = '';
    }
    my $lonhost = $r->dir_config('lonHostID');
    $r->rflush();
    my ($result,$output,$customized) = &process_request($r,$lonhost,$dom,$cnum,$crstype,$now,$details,
                                                        '',$req_notifylist,[],$domconfig);
    $r->print($output);
    if (&Apache::loncoursequeueadmin::author_prompt()) {
        unless ($customized) {
            &print_author_prompt($r,$action,$cnum,$dom,$crstype,$result);
        }
    } elsif ($result eq 'created') {
        unless ($customized) {
            $r->print('<p><a href="/adm/requestcourse">'.&mt('Create another course').'</a></p>');
        }
    }
    &endContentScreen($r);
    $r->print(&Apache::loncommon::end_page());
}

sub textbook_request_javascript {
    my ($numprefab,$numcurrent,$numcolleague,$customvalidationjs) = @_;
    return unless (ref($numprefab) eq 'HASH');
    return if (!$numprefab->{'textbooks'} && !$numprefab->{'templates'} && !$numcurrent && !$numcolleague);
    my %js_lt = &Apache::lonlocal::texthash(
                 choose    => 'Please select a content option.',
                 textbook  => 'Please select a textbook, or choose a different option.',
                 template  => 'Please select a template, or choose a different option.',        
                 existing  => 'Please select one of your existing courses to copy, or choose a different option.',
                 colleague => "Please select a colleague's course to copy, or choose a different option.", 
                 title     => 'Please enter a course title.',
             );
    &js_escape(\%js_lt);
    return <<"ENDSCRIPT";
function cloneChoice() {
    if (document.requestcourse.cloning) {
        var radioLength = document.requestcourse.cloning.length;
        if (radioLength == undefined) {
            var val = document.requestcourse.cloning.value;
            if ((val == 'textbook') || (val == 'template') || (val == 'existing') || (val == 'colleague')) {
                var elem = document.getElementById('show'+val);
                if (document.requestcourse.cloning.checked) {
                    elem.style.display = 'block';
                } else {
                    uncheckRadio(val);
                    elem.style.display = 'none';
                }
            }
        } else {
            for (var i=0; i<radioLength; i++) {
                var val = document.requestcourse.cloning[i].value;
                if ((val == 'textbook') || (val == 'template') || (val == 'existing') || (val == 'colleague')) {
                    var elem = document.getElementById('show'+val);
                    if (document.requestcourse.cloning[i].checked) {
                        elem.style.display = 'block';
                    }  else {
                        if (val == 'textbook') {
                            uncheckRadio('book');
                        }
                        if (val == 'template') {
                            uncheckRadio('template');
                        }
                        if (val == 'existing') {
                            uncheckRadio('owned');
                        }
                        if (val == 'colleague') {
                            uncheckRadio('colleague');
                        }
                        elem.style.display = 'none';
                    }
                }
            }
        }
    }
    return;
}

function uncheckRadio(radioGroupName) {
    var group = document.getElementsByName(radioGroupName);
    var radioLength = group.length;
    if (radioLength == undefined) {
        group.checked = false;
    } else {
        for (var i=0; i<radioLength; i++) {
            group[i].checked = false;
        }
    }
    return;
}

function uncheckAllRadio() {
    uncheckRadio('cloning');
    var numbook = $numprefab->{'textbooks'};
    var numtemplate = $numprefab->{'templates'};
    var numcurrent = $numcurrent;
    var numcolleague = $numcolleague;
    if (numbook > 0) {
        uncheckRadio('textbook'); 
    }
    if (numtemplate > 0) {
        uncheckRadio('template');
    }
    if (numcurrent > 0) {
        uncheckRadio('existing');
    }
    if (numcolleague > 0) {
        uncheckRadio('colleague');
    }
    return;
}

function validTextbookReq() {
    if (document.requestcourse.cloning) {
        var cloneChoice = 0;
        var radioLength = document.requestcourse.cloning.length;
        if (radioLength == undefined) {
            if (document.requestcourse.cloning.checked == false) {
                alert("$js_lt{'choose'}");
                return false;
            } else {
                cloneChoice = document.requestcourse.cloning.value;
            }
        } else {
            for (var i=0; i<radioLength; i++) {
                if (document.requestcourse.cloning[i].checked) {
                    cloneChoice = document.requestcourse.cloning[i].value;
                    break;
                }
            }
            if (cloneChoice == 0) {
                alert("$js_lt{'choose'}");
                return false;
            }
        }
        var group;
        if ((cloneChoice == 'textbook') || (cloneChoice == 'template') || (cloneChoice == 'existing') || (cloneChoice == 'colleague')) {
            var group;
            if (cloneChoice == 'textbook') {
                group = document.getElementsByName('book');
            } else {
                if (cloneChoice == 'template') {
                    group = document.getElementsByName('template');
                } else {
                    if (cloneChoice == 'existing') {
                        group = document.getElementsByName('owned');
                    } else {
                        group = document.getElementsByName('colleague');
                    }
                }
            }
            var groupLength = group.length;
            var chosen = 0;
            if (groupLength == undefined) {
                if (group.checked) {
                    chosen = 1;
                }
            } else {
                for (var j=0; j<groupLength; j++) {
                    if (group[j].checked) {
                        chosen = 1;
                        break;
                    }
                }
           }
           if (chosen == 0) {
               if (cloneChoice == 'textbook') {
                   alert("$js_lt{'textbook'}");
               } else {
                   if (cloneChoice == 'template') {
                       alert("$js_lt{'template'}");
                   } else {
                       if (cloneChoice == 'existing') {
                           alert("$js_lt{'existing'}");
                       } else {
                           alert("$js_lt{'colleague'}");
                       }
                   }
               }
               return false;
            }
        }
    }
    if (document.requestcourse.cdescr.value == '') {
        alert("$js_lt{'title'}");
        return false;
    }
    $customvalidationjs
    return true;
}
 
ENDSCRIPT

}

sub textbook_request_disabled {
    my ($r,$dom,$action,$can_request) = @_;
    if (ref($can_request) eq 'HASH') {
        if ($action eq 'process') {
            unless ((scalar(keys(%{$can_request})) == 1)) {
                &Apache::lonhtmlcommon::add_breadcrumb(
                   { href => '/adm/requestcourse',
                     text => 'Pick action',
                   });
            }
        }
    }
    $r->print(&header('Course Request'));
    &Apache::lonhtmlcommon::add_breadcrumb({text=>'Course Request'});
    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Requests','Course_Requests').
              '<div>'.
              '<p class="LC_info">'.&mt('You do not have privileges to request creation of textbook courses.').'</p>');
    if (ref($can_request) eq 'HASH') {
        if (scalar(keys(%{$can_request})) > 1) {
            $r->print('<a href="/adm/requestcourse">'.&mt('Go back').'</a>');
         }
    }
    $r->print('</div>'.
              &Apache::loncommon::end_page());
    return;
}

sub startContentScreen {
    my ($r,$mode)=@_;
    $r->print("\n".'<ul class="LC_TabContentBigger" id="textbookreq">'."\n");
    $r->print('<li'.(($mode eq 'textbookrequests')?' class="active"':'').'><a href="/adm/requestcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Request a Course').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n");
    $r->print('<li'.(($mode eq 'textbooklogs')?' class="active"':'').'><a href="/adm/requestcourse?action=log&amp;crstype=textbook&amp;tabs=on"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Course Request History').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n");
    $r->print("\n".'</ul>'."\n");
    $r->print('<div class="LC_Box" style="clear:both;margin:0;"><div id="mainbox" style="margin:0 0;padding:0 0;"><div class="LC_ContentBox" id="maincontentbox" style="display: block;">');
}

sub endContentScreen {
   my ($r)=@_;
   $r->print('</div></div></div>');
}
   
1;