--- loncom/interface/lonuserutils.pm	2007/11/15 21:24:51	1.5
+++ loncom/interface/lonuserutils.pm	2010/01/20 20:28:40	1.97.2.6
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.5 2007/11/15 21:24:51 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.97.2.6 2010/01/20 20:28:40 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -35,18 +35,18 @@ use Apache::lonnet;
 use Apache::loncommon();
 use Apache::lonhtmlcommon;
 use Apache::lonlocal;
-use LONCAPA();
+use Apache::longroup;
+use LONCAPA qw(:DEFAULT :match);
 
 ###############################################################
 ###############################################################
 # Drop student from all sections of a course, except optional $csec
 sub modifystudent {
-    my ($udom,$unam,$courseid,$csec,$desiredhost)=@_;
+    my ($udom,$unam,$courseid,$csec,$desiredhost,$context)=@_;
     # if $csec is undefined, drop the student from all the courses matching
     # this one.  If $csec is defined, drop them from all other sections of
     # this course and add them to section $csec
-    my $cdom = $env{'course.'.$courseid.'.domain'};
-    my $cnum = $env{'course.'.$courseid.'.num'};
+    my ($cnum,$cdom) = &get_course_identity($courseid);
     my %roles = &Apache::lonnet::dump('roles',$udom,$unam);
     my ($tmp) = keys(%roles);
     # Bail out if we were unable to get the students roles
@@ -68,14 +68,15 @@ sub modifystudent {
                     my $reply=&Apache::lonnet::modifystudent
                         # dom  name  id mode pass     f     m     l     g
                         ($udom,$unam,'',  '',  '',undef,undef,undef,undef,
-                         $section,time,undef,undef,$desiredhost);
+                         $section,time,undef,undef,$desiredhost,'','manual',
+                         '',$courseid,'',$context);
                     $result .= $reply.':';
                 }
             }
         }
     }
     if ($result eq '') {
-        $result = 'Unable to find section for this student';
+        $result = &mt('Unable to find section for this student');
     } else {
         $result =~ s/(ok:)+/ok/g;
     }
@@ -85,17 +86,17 @@ sub modifystudent {
 sub modifyuserrole {
     my ($context,$setting,$changeauth,$cid,$udom,$uname,$uid,$umode,$upass,
         $first,$middle,$last,$gene,$sec,$forceid,$desiredhome,$email,$role,
-        $end,$start,$checkid) = @_;
+        $end,$start,$checkid,$inststatus) = @_;
     my ($scope,$userresult,$authresult,$roleresult,$idresult);
     if ($setting eq 'course' || $context eq 'course') {
         $scope = '/'.$cid;
         $scope =~ s/\_/\//g;
-        if ($role ne 'cc' && $sec ne '') {
+        if (($role ne 'cc') && ($role ne 'co') && ($sec ne '')) {
             $scope .='/'.$sec;
         }
     } elsif ($context eq 'domain') {
         $scope = '/'.$env{'request.role.domain'}.'/';
-    } elsif ($context eq 'construction_space') {
+    } elsif ($context eq 'author') {
         $scope =  '/'.$env{'user.domain'}.'/'.$env{'user.name'};
     }
     if ($context eq 'domain') {
@@ -123,11 +124,13 @@ sub modifyuserrole {
     $userresult =
         &Apache::lonnet::modifyuser($udom,$uname,$uid,$umode,$upass,$first,
                                     $middle,$last,$gene,$forceid,$desiredhome,
-                                    $email,$role,$start,$end);
+                                    $email,$inststatus);
     if ($userresult eq 'ok') {
         if ($role ne '') {
+            $role =~ s/_/\//g;
             $roleresult = &Apache::lonnet::assignrole($udom,$uname,$scope,
-                                                      $role,$end,$start);
+                                                      $role,$end,$start,'',
+                                                      '',$context);
         }
     }
     return ($userresult,$authresult,$roleresult,$idresult);
@@ -135,22 +138,30 @@ sub modifyuserrole {
 
 sub propagate_id_change {
     my ($uname,$udom,$user) = @_;
-    my (@types,@roles,@cdoms);
+    my (@types,@roles);
     @types = ('active','future');
     @roles = ('st');
     my $idresult;
     my %roleshash = &Apache::lonnet::get_my_roles($uname,
-                        $udom,'userroles',\@types,\@roles,\@cdoms);
+                        $udom,'userroles',\@types,\@roles);
+    my %args = (
+                one_time => 1,
+               );
     foreach my $item (keys(%roleshash)) {
-        my ($cnum,$cdom,$role) = split(/:/,$item);
+        my ($cnum,$cdom,$role) = split(/:/,$item,-1);
         my ($start,$end) = split(/:/,$roleshash{$item});
         if (&Apache::lonnet::is_course($cdom,$cnum)) {
-            my %userupdate;
-            my $result = &update_classlist($cdom,$cnum,$udom,$uname,\%userupdate);
+            my $result = &update_classlist($cdom,$cnum,$udom,$uname,$user);
+            my %coursehash = 
+                &Apache::lonnet::coursedescription($cdom.'_'.$cnum,\%args);
+            my $cdesc = $coursehash{'description'};
+            if ($cdesc eq '') { 
+                $cdesc = $cdom.'_'.$cnum;
+            }
             if ($result eq 'ok') {
-                $idresult .= "Classlist change: $uname:$udom - class -> $cnum:$cdom\n";
+                $idresult .= &mt('Classlist update for "[_1]" in "[_2]".',$uname.':'.$udom,$cdesc).'<br />'."\n";
             } else {
-                $idresult .= "Error - $result -during classlist update for $uname:$udom in $cnum:$cdom\n";
+                $idresult .= &mt('Error: "[_1]" during classlist update for "[_2]" in "[_3]".',$result,$uname.':'.$udom,$cdesc).'<br />'."\n";
             }
         }
     }
@@ -158,8 +169,8 @@ sub propagate_id_change {
 }
 
 sub update_classlist {
-    my ($cdom,$cnum,$udom,$uname,$user) = @_;
-    my ($uid,$fullname,$classlistentry);
+    my ($cdom,$cnum,$udom,$uname,$user,$newend) = @_;
+    my ($uid,$classlistentry);
     my $fullname =
         &Apache::lonnet::format_name($user->{'firstname'},$user->{'middlename'},
                                      $user->{'lastname'},$user->{'generation'},
@@ -169,15 +180,37 @@ sub update_classlist {
     my @classinfo = split(/:/,$classhash{$uname.':'.$udom});
     my $ididx=&Apache::loncoursedata::CL_ID() - 2;
     my $nameidx=&Apache::loncoursedata::CL_FULLNAME() - 2;
+    my $endidx = &Apache::loncoursedata::CL_END() - 2;
+    my $startidx = &Apache::loncoursedata::CL_START() - 2;
     for (my $i=0; $i<@classinfo; $i++) {
-        if ($i == $ididx) {
+        if ($i == $endidx) {
+            if ($newend ne '') {
+                $classlistentry .= $newend.':';
+            } else {
+                $classlistentry .= $classinfo[$i].':';
+            }
+        } elsif ($i == $startidx) {
+            if ($newend ne '') {
+                if ($classinfo[$i] > $newend) {
+                    $classlistentry .= $newend.':';
+                } else {
+                    $classlistentry .= $classinfo[$i].':';
+                }
+            } else {
+                $classlistentry .= $classinfo[$i].':';
+            }
+        } elsif ($i == $ididx) {
             if (defined($user->{'id'})) {
                 $classlistentry .= $user->{'id'}.':';
             } else {
                 $classlistentry .= $classinfo[$i].':';
             }
         } elsif ($i == $nameidx) {
-            $classlistentry .= $fullname.':';
+            if (defined($user->{'lastname'})) {
+                $classlistentry .= $fullname.':';
+            } else {
+                $classlistentry .= $classinfo[$i].':';
+            }
         } else {
             $classlistentry .= $classinfo[$i].':';
         }
@@ -202,7 +235,7 @@ sub domain_roles_select {
     # domain context   
     #
     # Role types
-    my @roletypes = ('domain','construction_space','course');
+    my @roletypes = ('domain','author','course','community');
     my %lt = &role_type_names();
     #
     # build up the menu information to be passed to
@@ -214,6 +247,10 @@ sub domain_roles_select {
     foreach my $roletype (@roletypes) {
         # set up the text for this domain
         $select_menus{$roletype}->{'text'}= $lt{$roletype};
+        my $crstype;
+        if ($roletype eq 'community') {
+            $crstype = 'Community';
+        }
         # we want a choice of 'default' as the default in the second menu
         if ($env{'form.roletype'} ne '') {
             $select_menus{$roletype}->{'default'} = $env{'form.showrole'};
@@ -224,11 +261,11 @@ sub domain_roles_select {
         my @roles;
         if ($roletype eq 'domain') {
             @roles = &domain_roles();
-        } elsif ($roletype eq 'construction_space') {
+        } elsif ($roletype eq 'author') {
             @roles = &construction_space_roles();
         } else {
-            @roles = &course_roles('domain');
-            unshift(@roles,'cr');
+            my $custom = 1;
+            @roles = &course_roles('domain',undef,$custom,$roletype);
         }
         my $order = ['Any',@roles];
         $select_menus{$roletype}->{'order'} = $order; 
@@ -238,14 +275,15 @@ sub domain_roles_select {
                               &mt('Custom role');
             } else {
                 $select_menus{$roletype}->{'select2'}->{$role} = 
-                              &Apache::lonnet::plaintext($role);
+                              &Apache::lonnet::plaintext($role,$crstype);
             }
         }
         $select_menus{$roletype}->{'select2'}->{'Any'} = &mt('Any');
     }
     my $result = &Apache::loncommon::linked_select_forms
         ('studentform',('&nbsp;'x3).&mt('Role: '),$env{'form.roletype'},
-         'roletype','showrole',\%select_menus,['domain','construction_space','course']);
+         'roletype','showrole',\%select_menus,
+         ['domain','author','course','community']);
     return $result;
 }
 
@@ -257,7 +295,7 @@ sub hidden_input {
 }
 
 sub print_upload_manager_header {
-    my ($r,$datatoken,$distotal,$krbdefdom,$context)=@_;
+    my ($r,$datatoken,$distotal,$krbdefdom,$context,$permission,$crstype)=@_;
     my $javascript;
     #
     if (! exists($env{'form.upfile_associate'})) {
@@ -287,12 +325,19 @@ sub print_upload_manager_header {
         $password_choice = 'int';
     }
     #
+    my $groupslist;
+    if ($context eq 'course') {
+        $groupslist = &get_groupslist();
+    }
     my $javascript_validations =
-        &javascript_validations('auth',$krbdefdom,$password_choice,undef,
-                                $env{'request.role.domain'});
-    my $checked=(($env{'form.noFirstLine'})?' checked="checked" ':'');
-    $r->print(&mt('Total number of records found in file: <b>[_1]</b>.',$distotal).
-              "<br />\n");
+        &javascript_validations('upload',$krbdefdom,$password_choice,undef,
+                                $env{'request.role.domain'},$context,
+                                $groupslist,$crstype);
+    my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
+    $r->print('<p>'
+             .&mt('Total number of records found in file: [_1]'
+                 ,'<b>'.$distotal.'</b>')
+             ."</p>\n");
     $r->print('<div class="LC_left_float"><h3>'.
               &mt('Identify fields in uploaded list')."</h3>\n");
     $r->print(&mt('Enter as many fields as you can.<br /> The system will inform you and bring you back to this page, <br /> if the data selected are insufficient to add users.')."<br />\n");
@@ -303,39 +348,63 @@ sub print_upload_manager_header {
               &hidden_input('fileupload',$env{'form.fileupload'}).
               &hidden_input('upfiletype',$env{'form.upfiletype'}).
               &hidden_input('upfile_associate',$env{'form.upfile_associate'}));
-    $r->print('<br /><input type="button" value="Reverse Association" '.
-              'name="'.&mt('Reverse Association').'" '.
-              'onClick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />');
-    $r->print('<label><input type="checkbox" name="noFirstLine"'.$checked.'/>'.
-              &mt('Ignore First Line').'</label>');
+    $r->print('<br /><label><input type="checkbox" name="noFirstLine"'.$checked.' />'.
+              &mt('Ignore First Line').'</label><br />');
+    $r->print('<br /><input type="button" value="'.&mt('Reverse Association').'" '.
+              'name="Reverse Association" '.
+              'onclick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />');
     $r->print("<br /><br />\n".
               '<script type="text/javascript" language="Javascript">'."\n".
-              $javascript."\n".$javascript_validations.'</script>');
+              '// <![CDATA['."\n".
+              $javascript."\n".$javascript_validations."\n".
+              '// ]]>'."\n".
+              '</script>');
 }
 
 ###############################################################
 ###############################################################
 sub javascript_validations {
-    my ($mode,$krbdefdom,$curr_authtype,$curr_authfield,$domain)=@_;
-    my $authheader;
-    if ($mode eq 'auth') {
-        my %param = ( formname => 'studentform',
-                      kerb_def_dom => $krbdefdom,
-                      curr_authtype => $curr_authtype);
-        $authheader = &Apache::loncommon::authform_header(%param);
-    } elsif ($mode eq 'createcourse') {
-        my %param = ( formname => 'ccrs',
-                      kerb_def_dom => $krbdefdom,
-                      curr_authtype => $curr_authtype );
-        $authheader = &Apache::loncommon::authform_header(%param);
-    } elsif ($mode eq 'modifycourse') {
-        my %param = ( formname => 'cmod',
+    my ($mode,$krbdefdom,$curr_authtype,$curr_authfield,$domain,
+        $context,$groupslist,$crstype)=@_;
+    my %param = (
                   kerb_def_dom => $krbdefdom,
-                  mode => 'modifycourse',
                   curr_authtype => $curr_authtype,
-                  curr_autharg => $curr_authfield );
-        $authheader = &Apache::loncommon::authform_header(%param);
+                );
+    if ($mode eq 'upload') {
+        $param{'formname'} = 'studentform';
+    } elsif ($mode eq 'createcourse') {
+        $param{'formname'} = 'ccrs';
+    } elsif ($mode eq 'modifycourse') {
+        $param{'formname'} = 'cmod';
+        $param{'mode'} = 'modifycourse',
+        $param{'curr_autharg'} = $curr_authfield;
+    }
+
+    my ($setsection_call,$setsections_js);
+    my $finish = "  vf.submit();\n";
+    if ($mode eq 'upload') {
+        if (($context eq 'course') || ($context eq 'domain')) {
+            if ($context eq 'course') {
+                if ($env{'request.course.sec'} eq '') {
+                    $setsection_call = 'setSections(document.'.$param{'formname'}."'$crstype'".');';
+
+                    $setsections_js =
+                        &setsections_javascript($param{'formname'},$groupslist,
+                                                $mode,'',$crstype);
+                } else {
+                    $setsection_call = "'ok'";
+                }
+            } elsif ($context eq 'domain') {
+                $setsection_call = 'setCourse()';
+                $setsections_js = &dc_setcourse_js($param{'formname'},$mode,$context);
+            }
+            $finish = "  var checkSec = $setsection_call\n".
+                      "  if (checkSec == 'ok') {\n".
+                      "      vf.submit();\n".
+                      "   }\n";
+        }
     }
+    my $authheader = &Apache::loncommon::authform_header(%param);
 
     my %alert = &Apache::lonlocal::texthash
         (username => 'You need to specify the username field.',
@@ -343,16 +412,20 @@ sub javascript_validations {
          krb      => 'You need to specify the Kerberos domain.',
          ipass    => 'You need to specify the initial password.',
          name     => 'The optional name field was not specified.',
-         snum     => 'The optional ID number field was not specified.',
+         snum     => 'The optional student/employee ID field was not specified.',
          section  => 'The optional section field was not specified.',
-         email    => 'The optional email address field was not specified.',
+         email    => 'The optional e-mail address field was not specified.',
          role     => 'The optional role field was not specified.',
+         domain   => 'The optional domain field was not specified.',
          continue => 'Continue adding users?',
          );
+    if (($mode eq 'upload') && ($context eq 'domain')) {
+        $alert{'inststatus'} = &mt('The optional affiliation field was not specified'); 
+    }
+    my $function_name = <<"END";
+$setsections_js
 
-#    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
-    my $function_name =(<<END);
-function verify_message (vf,founduname,foundpwd,foundname,foundid,foundsec,foundemail) {
+function verify_message (vf,founduname,foundpwd,foundname,foundid,foundsec,foundemail,foundrole,founddomain,foundinststatus) {
 END
     my ($authnum,%can_assign) =  &Apache::loncommon::get_assignable_auth($domain);
     my $auth_checks;
@@ -415,7 +488,7 @@ END
     foundatype=1;
     if (current.argfield == null || current.argfield == '') {
         var alertmsg = '';
-        switch (current.value) {
+        switch (current.radiovalue) {
             case 'krb':
                 alertmsg = '$alert{'krb'}';
                 break;
@@ -467,27 +540,47 @@ END
         }
         message+='$alert{'email'}';
     }
+    if (foundrole==0) {
+        if (message!='') {
+            message+='\\n';
+        }
+        message+='$alert{'role'}';
+    }
+    if (founddomain==0) {
+        if (message!='') {
+            message+='\\n';
+        }
+        message+='$alert{'domain'}';
+    }
+END
+        if (($mode eq 'upload') && ($context eq 'domain')) {
+            $optional_checks .= (<<END);
+
+    if (foundinststatus==0) {
+        if (message!='') {
+            message+='\\n';
+        }
+        message+='$alert{'inststatus'}';
+    }
+END
+        }
+        $optional_checks .= (<<END);
+
     if (message!='') {
         message+= '\\n$alert{'continue'}';
         if (confirm(message)) {
             vf.state.value='enrolling';
-            vf.submit();
+            $finish
         }
     } else {
         vf.state.value='enrolling';
-        vf.submit();
+        $finish
     }
 }
 END
     }
-    my $result = $function_name;
-    if ( ($mode eq 'auth') || ($mode eq 'createcourse') || ($mode eq 'modifycourse')  ) {
-        $result .= $auth_checks;
-    }
-    $result .= $optional_checks."\n".$section_checks;
-    if ( ($mode eq 'auth') || ($mode eq 'createcourse') || ($mode eq 'modifycourse')  ) {
-        $result .= $authheader;
-    }
+    my $result = $function_name.$auth_checks.$optional_checks."\n".
+                 $section_checks.$authheader;
     return $result;
 }
 ###############################################################
@@ -502,6 +595,8 @@ function verify(vf,sec_caller) {
     var foundsec=0;
     var foundemail=0;
     var foundrole=0;
+    var founddomain=0;
+    var foundinststatus=0;
     var tw;
     for (i=0;i<=vf.nfields.value;i++) {
         tw=eval('vf.f'+i+'.selectedIndex');
@@ -512,8 +607,10 @@ function verify(vf,sec_caller) {
         if (tw==9) { foundpwd=1; }
         if (tw==10) { foundemail=1; }
         if (tw==11) { foundrole=1; }
+        if (tw==12) { founddomain=1; }
+        if (tw==13) { foundinststatus=1; }
     }
-    verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec,foundemail,foundrole);
+    verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec,foundemail,foundrole,founddomain,foundinststatus);
 }
 
 //
@@ -534,6 +631,8 @@ function verify(vf,sec_caller) {
 // 9 = ipwd  (password)
 // 10 = email address
 // 11 = role
+// 12 = domain
+// 13 = inststatus
 
 function flip(vf,tf) {
    var nw=eval('vf.f'+tf+'.selectedIndex');
@@ -597,6 +696,8 @@ function verify(vf,sec_caller) {
     var foundid=0;
     var foundsec=0;
     var foundrole=0;
+    var founddomain=0;
+    var foundinststatus=0;
     var tw;
     for (i=0;i<=vf.nfields.value;i++) {
         tw=eval('vf.f'+i+'.selectedIndex');
@@ -606,8 +707,10 @@ function verify(vf,sec_caller) {
         if (i==7 && tw!=0) { foundsec=1; }
         if (i==8 && tw!=0) { foundpwd=1; }
         if (i==9 && tw!=0) { foundrole=1; }
+        if (i==10 && tw!=0) { founddomain=1; }
+        if (i==13 && tw!=0) { foundinstatus=1; }
     }
-    verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec,foundrole);
+    verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec,foundrole,founddomain,foundinststatus);
 }
 
 function flip(vf,tf) {
@@ -646,18 +749,12 @@ ENDPICK
 ###############################################################
 ###############################################################
 sub print_upload_manager_footer {
-    my ($r,$i,$keyfields,$defdom,$today,$halfyear,$context)=@_;
-    my $formname;
-    if ($context eq 'course') {
-        $formname = 'document.studentform';
-    } elsif ($context eq 'construction_space') {
-        $formname = 'document.studentform';
-    } elsif ($context eq 'domain') {
-        $formname = 'document.studentform';
-    }
+    my ($r,$i,$keyfields,$defdom,$today,$halfyear,$context,$permission,$crstype) = @_;
+    my $form = 'document.studentform';
+    my $formname = 'studentform';
     my ($krbdef,$krbdefdom) =
         &Apache::loncommon::get_kerberos_defaults($defdom);
-    my %param = ( formname => $formname,
+    my %param = ( formname => $form,
                   kerb_def_dom => $krbdefdom,
                   kerb_def_auth => $krbdef
                   );
@@ -669,76 +766,148 @@ sub print_upload_manager_footer {
     my $krbform = &Apache::loncommon::authform_kerberos(%param);
     my $intform = &Apache::loncommon::authform_internal(%param);
     my $locform = &Apache::loncommon::authform_local(%param);
-    my $date_table = &date_setting_table(undef,undef,$context);
+    my $date_table = &date_setting_table(undef,undef,$context,undef,
+                                         $formname,$permission,$crstype);
 
     my $Str = "\n".'<div class="LC_left_float">';
     $Str .= &hidden_input('nfields',$i);
     $Str .= &hidden_input('keyfields',$keyfields);
-    $Str .= "<h3>".&mt('Login Type')."</h3>\n";
+
+    $Str .= '<h3>'.&mt('Options').'</h3>'
+           .&Apache::lonhtmlcommon::start_pick_box();
+
+    $Str .= &Apache::lonhtmlcommon::row_title(&mt('Login Type'));
     if ($context eq 'domain') {
-        $Str .= '<p>'.&mt('Change authentication for existing users to these settings?').'&nbsp;<span class="LC_nobreak"><label><input type="radio" name="changeauth" value="No" checked="checked" />'.&mt('No').'</label>&nbsp;&nbsp;<label><input type="radio" name="changeauth" value="Yes" />'.&mt('Yes').'</label></span></p>'; 
+        $Str .= '<p>'
+               .&mt('Change authentication for existing users in domain "[_1]" to these settings?'
+                   ,$defdom)
+               .'&nbsp;<span class="LC_nobreak"><label>'
+               .'<input type="radio" name="changeauth" value="No" checked="checked" />'
+               .&mt('No').'</label>'
+               .'&nbsp;&nbsp;<label>'
+               .'<input type="radio" name="changeauth" value="Yes" />'
+               .&mt('Yes').'</label>'
+               .'</span></p>'; 
     } else {
-        $Str .= "<p>\n".
-            &mt('Note: this will not take effect if the user already exists').
+        $Str .= '<p class="LC_info">'."\n".
+            &mt('This will not take effect if the user already exists.').
             &Apache::loncommon::help_open_topic('Auth_Options').
             "</p>\n";
     }
     $Str .= &set_login($defdom,$krbform,$intform,$locform);
+
     my ($home_server_pick,$numlib) =
         &Apache::loncommon::home_server_form_item($defdom,'lcserver',
                                                   'default','hide');
     if ($numlib > 1) {
-        $Str .= '<h3>'.&mt('LON-CAPA Home Server for New Users')."</h3>\n".
-                &mt('LON-CAPA domain: [_1] with home server: [_2]',$defdom,
-                $home_server_pick).'<br />';
-    } else {
-        $Str .= $home_server_pick;
-    }
-    $Str .= '<h3>'.&mt('Starting and Ending Dates').
-            "</h3>\n";
-    $Str .= "<p>\n".$date_table."</p>\n";
-    if ($context eq 'domain') {
-        $Str .= '<h3>'.&mt('Settings for assigning roles:').'</h3>'."\n".
-                &mt('Pick the action to take on roles for these users:').'<br /><span class="LC_nobreak"><label><input type="radio" name="roleaction" value="norole" checked="checked" />&nbsp;'.&mt('No role changes').'</label>&nbsp;&nbsp;&nbsp;<label><input type="radio" name="roleaction" value="domain" />&nbsp;'.&mt('Add a domain role').'</label>&nbsp;&nbsp;&nbsp;<label><input type="radio" name="roleaction" value="course" />&nbsp;'.&mt('Add a course role').'</label></span>';
-    }
-    if ($context eq 'construction_space') {
-        $Str .= '<h3>'.&mt('Default role')."</h3>\n".
-                &mt('Choose the role to assign to users without one specified in the uploaded file');
-    } elsif ($context eq 'course') {
-        $Str .= '<h3>'.&mt('Default role and section')."</h3>\n".
-                &mt('Choose the role and/or section to assign to users without one specified in the uploaded file');
+        $Str .= &Apache::lonhtmlcommon::row_closure()
+               .&Apache::lonhtmlcommon::row_title(
+                    &mt('LON-CAPA Home Server for New Users'))
+               .&mt('LON-CAPA domain: [_1] with home server:','"'.$defdom.'"')
+               .$home_server_pick
+               .&Apache::lonhtmlcommon::row_closure();
     } else {
-        $Str .= '<br /><br /><b>'.&mt('Default role and/or section')."</b><br />\n".
-                &mt('Role and/or section for users without one in the uploaded file.');
+        $Str .= $home_server_pick.
+                &Apache::lonhtmlcommon::row_closure();
     }
-    $Str .= '<br /><br />';
-    my ($options,$cb_script,$coursepick) = &default_role_selector($context,'defaultrole',1);
+
+    $Str .= &Apache::lonhtmlcommon::row_title(&mt('Default domain'))
+           .&Apache::loncommon::select_dom_form($defdom,'defaultdomain',undef,1)
+           .&Apache::lonhtmlcommon::row_closure();
+
+    $Str .= &Apache::lonhtmlcommon::row_title(&mt('Starting and Ending Dates'))
+           ."<p>\n".$date_table."</p>\n"
+           .&Apache::lonhtmlcommon::row_closure();
+
     if ($context eq 'domain') {
-        $Str .= '<span class="LC_role_level">'.&mt('Domain Level').'</span><br />'.$options.'<br /><br /><span class="LC_role_level">'.&mt('Course Level').'</span><br />'.$cb_script.$coursepick;
-    } elsif ($context eq 'construction_space') {
-        $Str .= $options;
-    } else {
-        $Str .= '<table><tr><td><span class="LC_nobreak"<b>'.&mt('role').':&nbsp;</b>'.
-                $options.'</span></td><td>&nbsp;</td><td><span class="LC_nobreak">'.
-                '<b>'.&mt('section').':&nbsp;</b><input type="text" name="section" value="" size="12" /></span></td></tr></table>';
-    }
-    if ($context eq 'course') {
-        $Str .= "<h3>".&mt('Full Update')."</h3>\n".
-                '<label><input type="checkbox" name="fullup" value="yes">'.
-                ' '.&mt('Full update (also print list of users not enrolled anymore)').
-                "</label></p>\n";
+        $Str .= &Apache::lonhtmlcommon::row_title(
+                    &mt('Settings for assigning roles'))
+               .&mt('Pick the action to take on roles for these users:').'<br />'
+               .'<span class="LC_nobreak"><label>'
+               .'<input type="radio" name="roleaction" value="norole" checked="checked" />'
+               .'&nbsp;'.&mt('No role changes').'</label>'
+               .'&nbsp;&nbsp;&nbsp;<label>'
+               .'<input type="radio" name="roleaction" value="domain" />'
+               .'&nbsp;'.&mt('Add a domain role').'</label>'
+               .'&nbsp;&nbsp;&nbsp;<label>'
+               .'<input type="radio" name="roleaction" value="course" />'
+               .'&nbsp;'.&mt('Add a course/community role').'</label>'
+               .'</span>';
+    } elsif ($context eq 'author') {
+        $Str .= &Apache::lonhtmlcommon::row_title(
+                    &mt('Default role'))
+               .&mt('Choose the role to assign to users without a value specified in the uploaded file.')
+    } elsif ($context eq 'course') {
+        $Str .= &Apache::lonhtmlcommon::row_title(
+                    &mt('Default role and section'))
+               .&mt('Choose the role and/or section(s) to assign to users without values specified in the uploaded file.');
+    } else {
+        $Str .= &Apache::lonhtmlcommon::row_title(
+                    &mt('Default role and/or section(s)'))
+               .&mt('Role and/or section(s) for users without values specified in the uploaded file.');
+    }
+    if (($context eq 'domain') || ($context eq 'author')) {
+        $Str .= '<br />';
+        my ($options,$cb_script,$coursepick) = &default_role_selector($context,1);
+        if ($context eq 'domain') {
+            $Str .= '<p>'
+                   .'<b>'.&mt('Domain Level').'</b><br />'
+                   .$options
+                   .'</p><p>'
+                   .'<b>'.&mt('Course Level').'</b>'
+                   .'</p>'
+                   .$cb_script.$coursepick
+                   .&Apache::lonhtmlcommon::row_closure();
+        } elsif ($context eq 'author') {
+            $Str .= $options
+                   .&Apache::lonhtmlcommon::row_closure(1); # last row in pick_box
+        }
+    } else {
+        my ($cnum,$cdom) = &get_course_identity();
+        my $rowtitle = &mt('section');
+        my $secbox = &section_picker($cdom,$cnum,'Any',$rowtitle,
+                                     $permission,$context,'upload',$crstype);
+        $Str .= $secbox
+               .&Apache::lonhtmlcommon::row_closure();
+        my %lt;
+        if ($crstype eq 'Community') {
+            %lt = &Apache::lonlocal::texthash (
+                    disp => 'Display members with current/future access who are not in the uploaded file',
+                    stus => 'Members selected from this list can be dropped.'
+            );
+        } else {
+            %lt = &Apache::lonlocal::texthash (
+                    disp => 'Display students with current/future access who are not in the uploaded file',
+                    stus => 'Students selected from this list can be dropped.'
+            );
+        }
+        $Str .= &Apache::lonhtmlcommon::row_title(&mt('Full Update'))
+               .'<label><input type="checkbox" name="fullup" value="yes" />'
+               .' '.$lt{'disp'}
+               .'</label><br />'
+               .$lt{'stus'}
+               .&Apache::lonhtmlcommon::row_closure();
     }
     if ($context eq 'course' || $context eq 'domain') {
         $Str .= &forceid_change($context);
     }
-    $Str .= '</div><div class="LC_clear_float_footer"><br /><input type="button"'.
-              'onClick="javascript:verify(this.form,this.form.csec)" '.
-        'value="Update Users" />'."<br />\n";
-    if ($context eq 'course') {
-        $Str .= &mt('Note: for large courses, this operation may be time '.
-                    'consuming');
-    }
+
+    $Str .= &Apache::lonhtmlcommon::end_pick_box();
     $Str .= '</div>';
+
+    # Footer
+    $Str .= '<div class="LC_clear_float_footer">'
+           .'<hr />';
+    if ($context eq 'course') {
+        $Str .= '<p class="LC_info">'
+               .&mt('Note: This operation may be time consuming when adding several users.')
+               .'</p>';
+    }
+    $Str .= '<p><input type="button"'
+           .' onclick="javascript:verify(this.form,this.form.csec)"'
+           .' value="'.&mt('Update Users').'" />'
+           .'</p>'."\n"
+           .'</div>';
     $r->print($Str);
     return;
 }
@@ -746,24 +915,25 @@ sub print_upload_manager_footer {
 sub forceid_change {
     my ($context) = @_;
     my $output = 
-        "<h3>".&mt('ID/Student Number')."</h3>\n".
-        "<p>\n".'<label><input type="checkbox" name="forceid" value="yes">'.
-        &mt('Disable ID/Student Number Safeguard and Force Change '.
-        'of Conflicting IDs').'</label><br />'."\n".
-        &mt('(only do if you know what you are doing.)')."</br><br />\n";
+        &Apache::lonhtmlcommon::row_title(&mt('Student/Employee ID'))
+       .'<label><input type="checkbox" name="forceid" value="yes" />'
+       .&mt('Disable Student/Employee ID Safeguard and force change of conflicting IDs')
+       .'</label><br />'."\n"
+       .&mt('(only do if you know what you are doing.)')."\n";
     if ($context eq 'domain') {
-        $output .= '<label><input type="checkbox" name="recurseid"'.
-                   ' value="yes">'. 
-  &mt('Update ID/Student Number in courses in which user is an Active or Future student, (if forcing change).').
-                   '</label></p>'."\n";
+        $output .= '<br /><label><input type="checkbox" name="recurseid"'.
+                   ' value="yes" />'. 
+  &mt('Update student/employee ID in courses in which user is active/future student,[_1](if forcing change).','<br />').
+                   '</label>'."\n";
     }
+    $output .= &Apache::lonhtmlcommon::row_closure(1); # last row in pick_box
     return $output;
 }
 
 ###############################################################
 ###############################################################
 sub print_upload_manager_form {
-    my ($r,$context) = @_;
+    my ($r,$context,$permission,$crstype) = @_;
     my $firstLine;
     my $datatoken;
     if (!$env{'form.datatoken'}) {
@@ -793,6 +963,8 @@ sub print_upload_manager_form {
                                'ipwd_choice' => 'scalar',
                                'email_choice' => 'scalar',
                                'role_choice' => 'scalar',
+                               'domain_choice' => 'scalar',
+                               'inststatus_choice' => 'scalar',
                              };
     my $defdom = $env{'request.role.domain'};
     if ($context eq 'course') {
@@ -807,7 +979,8 @@ sub print_upload_manager_form {
     my ($krbdef,$krbdefdom) =
         &Apache::loncommon::get_kerberos_defaults($defdom);
     #
-    &print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom,$context);
+    &print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom,$context,
+                                 $permission,$crstype);
     my $i;
     my $keyfields;
     if ($total>=0) {
@@ -818,11 +991,13 @@ sub print_upload_manager_form {
              ['mname',&mt('Middle Names/Initials'),$env{'form.mname_choice'}],
              ['lname',&mt('Last Name'),       $env{'form.lname_choice'}],
              ['gen',  &mt('Generation'),      $env{'form.gen_choice'}],
-             ['id',   &mt('ID/Student Number'),$env{'form.id_choice'}],
+             ['id',   &mt('Student/Employee ID'),$env{'form.id_choice'}],
              ['sec',  &mt('Section'),          $env{'form.sec_choice'}],
              ['ipwd', &mt('Initial Password'),$env{'form.ipwd_choice'}],
              ['email',&mt('E-mail Address'),   $env{'form.email_choice'}],
-             ['role',&mt('Role'),             $env{'form.role_choice'}]);
+             ['role',&mt('Role'),             $env{'form.role_choice'}],
+             ['domain',&mt('Domain'),         $env{'form.domain_choice'}],
+             ['inststatus',&mt('Affiliation'), $env{'form.inststatus_choice'}]);
         if ($env{'form.upfile_associate'} eq 'reverse') {
             &Apache::loncommon::csv_print_samples($r,\@records);
             $i=&Apache::loncommon::csv_print_select_table($r,\@records,
@@ -841,11 +1016,14 @@ sub print_upload_manager_form {
     }
     $r->print('</div>');
     &print_upload_manager_footer($r,$i,$keyfields,$defdom,$today,$halfyear,
-                                 $context);
+                                 $context,$permission,$crstype);
 }
 
 sub setup_date_selectors {
-    my ($starttime,$endtime,$mode) = @_;
+    my ($starttime,$endtime,$mode,$nolink,$formname) = @_;
+    if ($formname eq '') {
+        $formname = 'studentform';
+    }
     if (! defined($starttime)) {
         $starttime = time;
         unless ($mode eq 'create_enrolldates' || $mode eq 'create_defaultdates') {
@@ -866,12 +1044,15 @@ sub setup_date_selectors {
             }
         }
     }
-    my $startdateform = &Apache::lonhtmlcommon::date_setter('studentform',
-                                                            'startdate',
-                                                            $starttime);
-    my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform',
-                                                          'enddate',
-                                                          $endtime);
+
+    my $startdateform = 
+        &Apache::lonhtmlcommon::date_setter($formname,'startdate',$starttime,
+            undef,undef,undef,undef,undef,undef,undef,$nolink);
+
+    my $enddateform = 
+        &Apache::lonhtmlcommon::date_setter($formname,'enddate',$endtime,
+            undef,undef,undef,undef,undef,undef,undef,$nolink);
+
     if ($mode eq 'create_enrolldates') {
         $startdateform = &Apache::lonhtmlcommon::date_setter('ccrs',
                                                             'startenroll',
@@ -893,8 +1074,15 @@ sub setup_date_selectors {
 
 
 sub get_dates_from_form {
-    my $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
-    my $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
+    my ($startname,$endname) = @_;
+    if ($startname eq '') {
+        $startname = 'startdate';
+    }
+    if ($endname eq '') {
+        $endname = 'enddate';
+    }
+    my $startdate = &Apache::lonhtmlcommon::get_date_from_form($startname);
+    my $enddate   = &Apache::lonhtmlcommon::get_date_from_form($endname);
     if ($env{'form.no_end_date'}) {
         $enddate = 0;
     }
@@ -902,35 +1090,51 @@ sub get_dates_from_form {
 }
 
 sub date_setting_table {
-    my ($starttime,$endtime,$mode) = @_;
-    my ($startform,$endform)=&setup_date_selectors($starttime,$endtime,$mode);
+    my ($starttime,$endtime,$mode,$bulkaction,$formname,$permission,$crstype) = @_;
+    my $nolink;
+    if ($bulkaction) {
+        $nolink = 1;
+    }
+    my ($startform,$endform) = 
+        &setup_date_selectors($starttime,$endtime,$mode,$nolink,$formname);
     my $dateDefault;
     if ($mode eq 'create_enrolldates' || $mode eq 'create_defaultdates') {
         $dateDefault = '&nbsp;';
-    } elsif ($mode ne 'construction_space' && $mode ne 'domain') {
-        $dateDefault = '<nobr>'.
-        '<label><input type="checkbox" name="makedatesdefault" /> '.
-        &mt('make these dates the default for future enrollment').
-        '</label></nobr>';
+    } elsif ($mode ne 'author' && $mode ne 'domain') {
+        if (($bulkaction eq 'reenable') || 
+            ($bulkaction eq 'activate') || 
+            ($bulkaction eq 'chgdates') ||
+            ($env{'form.action'} eq 'upload')) {
+            if ($env{'request.course.sec'} eq '') {
+                $dateDefault = '<span class="LC_nobreak">'.
+                    '<label><input type="checkbox" name="makedatesdefault" value="1" /> ';
+                if ($crstype eq 'Community') {
+                    $dateDefault .= &mt("make these dates the default access dates for future community enrollment");
+                } else {
+                    $dateDefault .= &mt("make these dates the default access dates for future course enrollment");
+                }
+                $dateDefault .= '</label></span>';
+            }
+        }
     }
-    my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date"';
+    my $perpetual = '<span class="LC_nobreak"><label><input type="checkbox" name="no_end_date"';
     if (defined($endtime) && $endtime == 0) {
-        $perpetual .= ' checked';
+        $perpetual .= ' checked="checked"';
     }
-    $perpetual.= ' /> '.&mt('no ending date').'</label></nobr>';
+    $perpetual.= ' /> '.&mt('no ending date').'</label></span>';
     if ($mode eq 'create_enrolldates') {
         $perpetual = '&nbsp;';
     }
-    my $result = &Apache::lonhtmlcommon::start_pick_box()."\n".
-                 &Apache::lonhtmlcommon::row_title(&mt('Starting Date'),
-                                                   'LC_oddrow_value')."\n".
-                 $startform."\n".
-                 &Apache::lonhtmlcommon::row_closure(1).
-                 &Apache::lonhtmlcommon::row_title(&mt('Ending Date'),
-                                                   'LC_oddrow_value')."\n".
-                 $endform.'&nbsp;'.$perpetual.
-                 &Apache::lonhtmlcommon::row_closure(1).
-                 &Apache::lonhtmlcommon::end_pick_box().'<br />';
+    my $result = &Apache::lonhtmlcommon::start_pick_box()."\n";
+    $result .= &Apache::lonhtmlcommon::row_title(&mt('Starting Date'),
+                                                     'LC_oddrow_value')."\n".
+               $startform."\n".
+               &Apache::lonhtmlcommon::row_closure(1).
+               &Apache::lonhtmlcommon::row_title(&mt('Ending Date'), 
+                                                     'LC_oddrow_value')."\n".
+               $endform.'&nbsp;'.$perpetual.
+               &Apache::lonhtmlcommon::row_closure(1).
+               &Apache::lonhtmlcommon::end_pick_box();
     if ($dateDefault) {
         $result .=  $dateDefault.'<br />'."\n";
     }
@@ -938,33 +1142,41 @@ sub date_setting_table {
 }
 
 sub make_dates_default {
-    my ($startdate,$enddate,$context) = @_;
+    my ($startdate,$enddate,$context,$crstype = @_;
     my $result = '';
     if ($context eq 'course') {
-        my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-        my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+        my ($cnum,$cdom) = &get_course_identity();
         my $put_result = &Apache::lonnet::put('environment',
                 {'default_enrollment_start_date'=>$startdate,
-                 'default_enrollment_end_date'  =>$enddate},$dom,$crs);
+                 'default_enrollment_end_date'  =>$enddate},$cdom,$cnum);
         if ($put_result eq 'ok') {
-            $result .= "Set default start and end dates for course<br />";
+            if ($crstype eq 'Community') {
+                $result .= &mt('Set default start and end access dates for community.');
+            } else {
+                $result .= &mt('Set default start and end access dates for course.');
+            }
+            $result .= '<br />'."\n";
             #
             # Refresh the course environment
             &Apache::lonnet::coursedescription($env{'request.course.id'},
                                                {'freshen_cache' => 1});
         } else {
-            $result .= &mt('Unable to set default dates for course').":".$put_result.
-                       '<br />';
+            if ($crstype eq 'Community') {
+                $result .= &mt('Unable to set default access dates for community');
+            } else {
+                $result .= &mt('Unable to set default access dates for course');
+            }
+            $result .= ':'.$put_result.'<br />';
         }
     }
     return $result;
 }
 
 sub default_role_selector {
-    my ($context,$checkpriv) = @_;
+    my ($context,$checkpriv,$crstype) = @_;
     my %customroles;
     my ($options,$coursepick,$cb_jscript);
-    if ($context ne 'construction_space') {
+    if ($context ne 'author') {
         %customroles = &my_custom_roles();
     }
 
@@ -977,8 +1189,8 @@ sub default_role_selector {
     $options = '<select name="defaultrole">'."\n".
                ' <option value="">'.&mt('Please select').'</option>'."\n"; 
     if ($context eq 'course') {
-        $options .= &default_course_roles($context,$checkpriv,%customroles);
-    } elsif ($context eq 'construction_space') {
+        $options .= &default_course_roles($context,$checkpriv,$crstype,%customroles);
+    } elsif ($context eq 'author') {
         my @roles = &construction_space_roles($checkpriv);
         foreach my $role (@roles) {
            my $plrole=&Apache::lonnet::plaintext($role);
@@ -991,52 +1203,60 @@ sub default_role_selector {
            $options .= '  <option value="'.$role.'">'.$plrole.'</option>';
         }
         my $courseform = &Apache::loncommon::selectcourse_link
-            ('studentform','defaultcourse','defaultdomain','defaultdesc',"$env{'request.role.domain'}",undef,'Course');
+            ('studentform','dccourse','dcdomain','coursedesc',"$env{'request.role.domain'}",undef,'Course/Community');
         $cb_jscript = 
-            &Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'},'defaultsec','studentform');
+            &Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'},'currsec','studentform','courserole','Course/Community');
         $coursepick = &Apache::loncommon::start_data_table().
                       &Apache::loncommon::start_data_table_header_row().
                       '<th>'.$courseform.'</th><th>'.$lt{'rol'}.'</th>'.
                       '<th>'.$lt{'grs'}.'</th>'.
                       &Apache::loncommon::end_data_table_header_row().
                       &Apache::loncommon::start_data_table_row()."\n".
-                      '<td><input type="text" name="defaultdesc" value="" onFocus="this.blur();opencrsbrowser('."'studentform','defcourse','defdomain','coursedesc',''".')" /></td>'."\n".
+                      '<td><input type="text" name="coursedesc" value="" onfocus="this.blur();opencrsbrowser('."'studentform','dccourse','dcdomain','coursedesc','','','','crstype'".')" /></td>'."\n".
                       '<td><select name="courserole">'."\n".
-                      &default_course_roles($context,$checkpriv,%customroles)."\n".
+                      &default_course_roles($context,$checkpriv,'Course',%customroles)."\n".
                       '</select></td><td>'.
                       '<table class="LC_createuser">'.
                       '<tr class="LC_section_row"><td valign"top">'.
-                      $lt{'exs'}.'<br /><select name="defaultsec">'.
+                      $lt{'exs'}.'<br /><select name="currsec">'.
                       ' <option value=""><--'.&mt('Pick course first').
                       '</select></td>'.
                       '<td>&nbsp;&nbsp;</td>'.
                       '<td valign="top">'.$lt{'new'}.'<br />'.
                       '<input type="text" name="newsec" value="" size="5" />'.
-                      '<input type="hidden" name="groups" value="" /></td>'.
-                      '</tr></table></td>'.
+                      '<input type="hidden" name="groups" value="" />'.
+                      '<input type="hidden" name="sections" value="" />'.
+                      '<input type="hidden" name="origdom" value="'.
+                      $env{'request.role.domain'}.'" />'.
+                      '<input type="hidden" name="dccourse" value="" />'.
+                      '<input type="hidden" name="dcdomain" value="" />'.
+                      '<input type="hidden" name="crstype" value="" />'.
+                      '</td></tr></table></td>'.
                       &Apache::loncommon::end_data_table_row().
-                      &Apache::loncommon::end_data_table()."\n".
-                      '<input type="hidden" name="defaultcourse" value="" />'.
-                      '<input type="hidden" name="defaultdomain" value="" />';
+                      &Apache::loncommon::end_data_table()."\n";
     }
     $options .= '</select>';
     return ($options,$cb_jscript,$coursepick);
 }
 
 sub default_course_roles {
-    my ($context,$checkpriv,%customroles) = @_;
+    my ($context,$checkpriv,$crstype,%customroles) = @_;
     my $output;
-    my @roles = &course_roles($context,$checkpriv);
+    my $custom = 1;
+    my @roles = &course_roles($context,$checkpriv,$custom,lc($crstype));
     foreach my $role (@roles) {
-        my $plrole=&Apache::lonnet::plaintext($role);
-        $output .= '  <option value="'.$role.'">'.$plrole.'</option>';
+        if ($role ne 'cr') {
+            my $plrole=&Apache::lonnet::plaintext($role,$crstype);
+            $output .= '  <option value="'.$role.'">'.$plrole.'</option>';
+        }
     }
     if (keys(%customroles) > 0) {
-        my %customroles = &my_custom_roles();
-        foreach my $cust (sort(keys(%customroles))) {
-            my $custrole='cr_cr_'.$env{'user.domain'}.
-                '_'.$env{'user.name'}.'_'.$cust;
-            $output .= '  <option value="'.$custrole.'">'.$cust.'</option>';
+        if (grep(/^cr$/,@roles)) {
+            foreach my $cust (sort(keys(%customroles))) {
+                my $custrole='cr_'.$env{'user.domain'}.
+                             '_'.$env{'user.name'}.'_'.$cust;
+                $output .= '  <option value="'.$custrole.'">'.$cust.'</option>';
+            }
         }
     }
     return $output;
@@ -1044,7 +1264,7 @@ sub default_course_roles {
 
 sub construction_space_roles {
     my ($checkpriv) = @_;
-    my @allroles = ('ca','aa');
+    my @allroles = &roles_by_context('author');
     my @roles;
     if ($checkpriv) {
         foreach my $role (@allroles) {
@@ -1060,7 +1280,7 @@ sub construction_space_roles {
 
 sub domain_roles {
     my ($checkpriv) = @_;
-    my @allroles = ('dc','li','dg','au','sc');
+    my @allroles = &roles_by_context('domain');
     my @roles;
     if ($checkpriv) {
         foreach my $role (@allroles) {
@@ -1075,8 +1295,14 @@ sub domain_roles {
 }
 
 sub course_roles {
-    my ($context,$checkpriv) = @_;
-    my @allroles = ('st','ta','ep','in','cc');
+    my ($context,$checkpriv,$custom,$roletype) = @_;
+    my $crstype;
+    if ($roletype eq 'community') {
+        $crstype = 'Community' ;
+    } else {
+        $crstype = 'Course';
+    }
+    my @allroles = &roles_by_context('course',$custom,$crstype);
     my @roles;
     if ($context eq 'domain') {
         @roles = @allroles;
@@ -1087,10 +1313,10 @@ sub course_roles {
                     if (&Apache::lonnet::allowed('c'.$role,$env{'request.course.id'})) {
                         push(@roles,$role);
                     } else {
-                        if ($role ne 'cc' && $env{'request.course.section'} ne '') {
-                            if (!&Apache::lonnet::allowed('c'.$role,
+                        if ((($role ne 'cc') && ($role ne 'co')) && ($env{'request.course.sec'} ne '')) {
+                            if (&Apache::lonnet::allowed('c'.$role,
                                              $env{'request.course.id'}.'/'.
-                                             $env{'request.course.section'})) {
+                                             $env{'request.course.sec'})) {
                                 push(@roles,$role);
                             }
                         }
@@ -1105,18 +1331,19 @@ sub course_roles {
 }
 
 sub curr_role_permissions {
-    my ($context,$setting,$checkpriv) = @_; 
+    my ($context,$setting,$checkpriv,$type) = @_; 
+    my $custom = 1;
     my @roles;
-    if ($context eq 'construction_space') {
+    if ($context eq 'author') {
         @roles = &construction_space_roles($checkpriv);
     } elsif ($context eq 'domain') {
         if ($setting eq 'course') {
-            @roles = &course_roles($context,$checkpriv); 
+            @roles = &course_roles($context,$checkpriv,$custom,$type); 
         } else {
             @roles = &domain_roles($checkpriv);
         }
     } elsif ($context eq 'course') {
-        @roles = &course_roles($context,$checkpriv);
+        @roles = &course_roles($context,$checkpriv,$custom,$type);
     }
     return @roles;
 }
@@ -1148,7 +1375,11 @@ sub print_userlist {
         ($env{'form.Status'});
 
     if ($env{'form.showrole'} eq '') {
-        $env{'form.showrole'} = 'Any';
+        if ($context eq 'course') {
+            $env{'form.showrole'} = 'st';
+        } else {
+            $env{'form.showrole'} = 'Any';            
+        }
     }
     if (! defined($env{'form.output'}) ||
         $env{'form.output'} !~ /^(csv|excel|html)$/ ) {
@@ -1181,154 +1412,163 @@ sub print_userlist {
                                            'html'  => 'HTML');
         my $output_selector = '<select size="1" name="output" >';
         foreach my $outputformat ('html','csv','excel') {
-            my $option = '<option value="'.$outputformat.'" ';
+            my $option = '<option value="'.$outputformat.'"';
             if ($outputformat eq $env{'form.output'}) {
-                $option .= 'selected ';
+                $option .= ' selected="selected"';
             }
             $option .='>'.$lt{$outputformat}.'</option>';
             $output_selector .= "\n".$option;
         }
         $output_selector .= '</select>';
-        $r->print('<label>'.&mt('Output Format: [_1]',$output_selector).'</label>'.('&nbsp;'x3));
-    }
-    $r->print('<label>'.&mt('User Status: [_1]',$status_select).'</label>'.('&nbsp;'x3)."\n");
+        $r->print('<label><span class="LC_nobreak">'
+                 .&mt('Output Format: [_1]',$output_selector)
+                 .'</span></label>'.('&nbsp;'x3));
+    }
+    $r->print('<label><span class="LC_nobreak">'
+             .&mt('User Status: [_1]',$status_select)
+             .'</span></label>'.('&nbsp;'x3)."\n");
     my $roleselected = '';
     if ($env{'form.showrole'} eq 'Any') {
-       $roleselected = ' selected="selected" '; 
+       $roleselected = ' selected="selected"'; 
     }
-    my $role_select;
-    if ($context eq 'domain') {
-        $role_select = &domain_roles_select();
-        $r->print('<label>'.&mt('Role Type: [_1]',$role_select).'</label>');
-    } else {
-        $role_select = '<select name="showrole">'."\n".
-                       '<option value="Any" '.$roleselected.'>'.
-                       &mt('Any role').'</option>';
-        my @poss_roles = &curr_role_permissions($context);
-        foreach my $role (@poss_roles) {
-            $roleselected = '';
-            if ($role eq $env{'form.showrole'}) {
-                $roleselected = ' selected="selected" ';
-            }
-            my $plrole=&Apache::lonnet::plaintext($role);
-            $role_select .= '<option value="'.$role.'"'.$roleselected.'>'.$plrole.'</option>';
-        }
-        $roleselected = '';
-        if ($env{'form.showrole'} eq 'cr') {
-            $roleselected = ' selected="selected" ';
-        }
-        $role_select .= '<option value="cr"'.$roleselected.'>'.&mt('Custom role').'</option>'.
-                        '</select>';
-        $r->print('<label>'.&mt('Role: [_1]',$role_select).'</label>');
+    my ($cnum,$cdom);
+    $r->print(&role_filter($context));
+    if ($context eq 'course') {
+        ($cnum,$cdom) = &get_course_identity();
+        $r->print(&section_group_filter($cnum,$cdom));
     }
-    if (!(($context eq 'domain') && ($env{'form.roletype'} eq 'course'))) {
-        $r->print(&list_submit_button(&mt('Update Display'))."\n</p>\n");
+    if ($env{'form.phase'} eq '') {
+        $r->print('<br /><br />'.&list_submit_button(&mt('Display List of Users')).
+                  "\n</p>\n".
+                  '<input type="hidden" name="phase" value="" /></form>');
+        return;
+    }
+    if (!(($context eq 'domain') && 
+        (($env{'form.roletype'} eq 'course') || ($env{'form.roletype'} eq 'community')))) {
+        $r->print('&nbsp;'.&list_submit_button(&mt('Update Display')).
+                  "\n</p>\n");
     }
     my ($indexhash,$keylist) = &make_keylist_array();
-    my (%userlist,%userinfo);
-    if ($context eq 'domain' && $env{'form.roletype'} eq 'course') {
+    my (%userlist,%userinfo,$clearcoursepick);
+    if (($context eq 'domain') && 
+        ($env{'form.roletype'} eq 'course') ||
+        ($env{'form.roletype'} eq 'community')) {
+        my ($crstype,$numcodes,$title,$warning);
+        if ($env{'form.roletype'} eq 'course') {
+            $crstype = 'Course';
+            $numcodes = $totcodes;
+            $title = &mt('Select Courses');
+            $warning = &mt('Warning: data retrieval for multiple courses can take considerable time, as this operation is not currently optimized.');
+        } elsif ($env{'form.roletype'} eq 'community') {
+            $crstype = 'Community';
+            $numcodes = 0;
+            $title = &mt('Select Communities');
+            $warning = &mt('Warning: data retrieval for multiple communities can take considerable time, as this operation is not currently optimized.');
+        }
         my $courseform =
-            &Apache::lonhtmlcommon::course_selection($formname,$totcodes,
-                                         $codetitles,$idlist,$idlist_titles);
+            &Apache::lonhtmlcommon::course_selection($formname,$numcodes,
+                            $codetitles,$idlist,$idlist_titles,$crstype);
         $r->print('<p>'.&Apache::lonhtmlcommon::start_pick_box()."\n".
                   &Apache::lonhtmlcommon::start_pick_box()."\n".
-                  &Apache::lonhtmlcommon::row_title(&mt('Select Course(s)'),
-                                                    'LC_oddrow_value')."\n".
+                  &Apache::lonhtmlcommon::row_title($title,'LC_oddrow_value')."\n".
                   $courseform."\n".
                   &Apache::lonhtmlcommon::row_closure(1).
                   &Apache::lonhtmlcommon::end_pick_box().'</p>'.
-                  '<p>'.&list_submit_button(&mt('Update Display')).
-                  "\n</p>\n");
+                  '<p><input type="hidden" name="origroletype" value="'.$env{'form.roletype'}.'" />'.
+                  &list_submit_button(&mt('Update Display')).
+                  "\n".'</p><span class="LC_warning">'.$warning.'</span>'."\n");
+        $clearcoursepick = 0;
+        if (($env{'form.origroletype'} ne '') &&
+            ($env{'form.origroletype'} ne $env{'form.roletype'})) {
+            $clearcoursepick = 1;
+        }
+        if (($env{'form.coursepick'}) && (!$clearcoursepick)) {
+            $r->print('<hr />'.&mt('Searching').' ...<br />&nbsp;<br />');
+        }
+    } else {
+        $r->print('<hr />'.&mt('Searching').' ...<br />&nbsp;<br />');
     }
-    $r->print('<hr />'.&mt('Searching').' ...<br />&nbsp;<br />');
     $r->rflush();
     if ($context eq 'course') {
-        my $classlist = &Apache::loncoursedata::get_classlist();
-        my $secidx = &Apache::loncoursedata::CL_SECTION();
-        foreach my $student (keys(%{$classlist})) {
-            if (exists($permission->{'view_section'})) {
-                if ($classlist->{$student}[$secidx] ne $permission->{'view_section'}) {
-                    next;
-                } else {
-                    $userlist{$student} = $classlist->{$student};
-                }
-            } else {
-                $userlist{$student} = $classlist->{$student};
+        if (($env{'form.showrole'} eq 'st') || ($env{'form.showrole'} eq 'Any')) { 
+            my $classlist = &Apache::loncoursedata::get_classlist();
+            if (ref($classlist) eq 'HASH') {
+                %userlist = %{$classlist};
             }
         }
-        my $cid =$env{'request.course.id'};
-        my $cdom=$env{'course.'.$cid.'.domain'};
-        my $cnum=$env{'course.'.$cid.'.num'};
-        my $showroles;
-        if ($env{'form.showrole'} ne 'Any') {
-            $showroles = [$env{'form.showrole'}];
-        } else {
-            $showroles = undef;
+        if ($env{'form.showrole'} ne 'st') {
+            my $showroles;
+            if ($env{'form.showrole'} ne 'Any') {
+                $showroles = [$env{'form.showrole'}];
+            } else {
+                $showroles = undef;
+            }
+            my $withsec = 1;
+            my $hidepriv = 1;
+            my %advrolehash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,
+                              \@statuses,$showroles,undef,$withsec,$hidepriv);
+            &gather_userinfo($context,$format,\%userlist,$indexhash,\%userinfo,
+                             \%advrolehash,$permission);
         }
-        my %advrolehash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,
-                                                        \@statuses,$showroles);
-        &gather_userinfo($context,$format,\%userlist,$indexhash,\%userinfo,
-                         \%advrolehash);
     } else {
         my (%cstr_roles,%dom_roles);
-        if ($context eq 'construction_space') {
+        if ($context eq 'author') {
             # List co-authors and assistant co-authors
-            my @possroles = ('ca','aa');
+            my @possroles = &roles_by_context($context);
             %cstr_roles = &Apache::lonnet::get_my_roles(undef,undef,undef,
                                               \@statuses,\@possroles);
             &gather_userinfo($context,$format,\%userlist,$indexhash,\%userinfo,
-                             \%cstr_roles);
+                             \%cstr_roles,$permission);
         } elsif ($context eq 'domain') {
             if ($env{'form.roletype'} eq 'domain') {
                 %dom_roles = &Apache::lonnet::get_domain_roles($env{'request.role.domain'});
                 foreach my $key (keys(%dom_roles)) {
                     if (ref($dom_roles{$key}) eq 'HASH') {
                         &gather_userinfo($context,$format,\%userlist,$indexhash,
-                                         \%userinfo,$dom_roles{$key});
+                                         \%userinfo,$dom_roles{$key},$permission);
                     }
                 }
-            } elsif ($env{'form.roletype'} eq 'construction_space') {
+            } elsif ($env{'form.roletype'} eq 'author') {
                 my %dom_roles = &Apache::lonnet::get_domain_roles($env{'request.role.domain'},['au']);
                 my %coauthors;
                 foreach my $key (keys(%dom_roles)) {
                     if (ref($dom_roles{$key}) eq 'HASH') {
                         if ($env{'form.showrole'} eq 'au') {
                             &gather_userinfo($context,$format,\%userlist,$indexhash,
-                                             \%userinfo,$dom_roles{$key});
+                                             \%userinfo,$dom_roles{$key},$permission);
                         } else {
                             my @possroles;
                             if ($env{'form.showrole'} eq 'Any') {
-                                @possroles = ('ca','aa');
+                                @possroles = &roles_by_context('author');
                             } else {
                                 @possroles = ($env{'form.showrole'}); 
                             }
                             foreach my $author (sort(keys(%{$dom_roles{$key}}))) {
-                                my ($role,$authorname,$authordom) = split(/:/,$author);
+                                my ($role,$authorname,$authordom) = split(/:/,$author,-1);
                                 my $extent = '/'.$authordom.'/'.$authorname;
                                 %{$coauthors{$extent}} =
                                     &Apache::lonnet::get_my_roles($authorname,
                                        $authordom,undef,\@statuses,\@possroles);
                             }
                             &gather_userinfo($context,$format,\%userlist,
-                                             $indexhash,\%userinfo,\%coauthors);
+                                     $indexhash,\%userinfo,\%coauthors,$permission);
                         }
                     }
                 }
             } elsif ($env{'form.roletype'} eq 'course') {
-                if ($env{'form.coursepick'}) {
+                if (($env{'form.coursepick'}) && (!$clearcoursepick)) {
                     my %courses = &process_coursepick();
-                    my %allusers; 
+                    my %allusers;
+                    my $hidepriv = 1;
                     foreach my $cid (keys(%courses)) {
-                        my %coursehash =
-                            &Apache::lonnet::coursedescription($cid,{'one_time' => 1});
-                        my $cdom = $coursehash{'domain'};
-                        my $cnum = $coursehash{'num'};
-                        my $cdesc = $coursehash{'description'};
+                        my ($cnum,$cdom,$cdesc) = &get_course_identity($cid);
+                        next if ($cnum eq '' || $cdom eq '');
+                        my $custom = 1;
                         my (@roles,@sections,%access,%users,%userdata,
-                            %users,%statushash);
+                            %statushash);
                         if ($env{'form.showrole'} eq 'Any') {
-                            @roles = &course_roles($context);
-                            unshift(@roles,'cr');
+                            @roles = &course_roles($context,undef,$custom,
+                                                   $env{'form.roletype'});
                         } else {
                             @roles = ($env{'form.showrole'});
                         }
@@ -1338,7 +1578,7 @@ sub print_userlist {
                         foreach my $type (@statuses) {
                             $access{$type} = $type;
                         }
-                        &Apache::loncommon::get_course_users($cdom,$cnum,\%access,\@roles,\@sections,\%users,\%userdata,\%statushash);
+                        &Apache::loncommon::get_course_users($cdom,$cnum,\%access,\@roles,\@sections,\%users,\%userdata,\%statushash,$hidepriv);
                         foreach my $user (keys(%userdata)) {
                             next if (ref($userinfo{$user}) eq 'HASH');
                             foreach my $item ('fullname','id') {
@@ -1355,23 +1595,27 @@ sub print_userlist {
                         }
                     }
                     &gather_userinfo($context,$format,\%userlist,$indexhash,
-                                     \%userinfo,\%allusers);
+                                     \%userinfo,\%allusers,$permission);
                 } else {
+                    $r->print('<input type="hidden" name="phase" value="'.
+                              $env{'form.phase'}.'" /></form>');
                     return;
                 }
             }
         }
     }
     if (keys(%userlist) == 0) {
-        if ($context eq 'construction_space') {
+        if ($context eq 'author') {
             $r->print(&mt('There are no co-authors to display.')."\n");
         } elsif ($context eq 'domain') {
             if ($env{'form.roletype'} eq 'domain') {
                 $r->print(&mt('There are no users with domain roles to display.')."\n");
-            } elsif ($env{'form.roletype'} eq 'construction_space') {
+            } elsif ($env{'form.roletype'} eq 'author') {
                 $r->print(&mt('There are no authors or co-authors to display.')."\n");
             } elsif ($env{'form.roletype'} eq 'course') {
                 $r->print(&mt('There are no course users to display')."\n"); 
+            } elsif ($env{'form.roletype'} eq 'community') {
+                $r->print(&mt('There are no community users to display')."\n");
             }
         } elsif ($context eq 'course') {
             $r->print(&mt('There are no course users to display.')."\n");
@@ -1380,41 +1624,163 @@ sub print_userlist {
         # Print out the available choices
         my $usercount;
         if ($env{'form.action'} eq 'modifystudent') {
-            ($usercount) = &show_users_list($r,$context,'view','modify',
+            ($usercount) = &show_users_list($r,$context,'view',$permission,
                                  $env{'form.Status'},\%userlist,$keylist);
         } else {
             ($usercount) = &show_users_list($r,$context,$env{'form.output'},
-                               'aboutme',$env{'form.Status'},\%userlist,$keylist);
+                               $permission,$env{'form.Status'},\%userlist,$keylist);
         }
         if (!$usercount) {
-            $r->print('<br />'.&mt('There are no users matching the search criteria.')); 
+            $r->print('<br /><span class="LC_warning">'
+                     .&mt('There are no users matching the search criteria.')
+                     .'</span>'
+            ); 
         }
     }
-    $r->print('</form>');
+    $r->print('<input type="hidden" name="phase" value="'.
+              $env{'form.phase'}.'" /></form>');
+}
+
+sub role_filter {
+    my ($context) = @_;
+    my $output;
+    my $roleselected = '';
+    if ($env{'form.showrole'} eq 'Any') {
+       $roleselected = ' selected="selected"';
+    }
+    my ($role_select);
+    if ($context eq 'domain') {
+        $role_select = &domain_roles_select();
+        $output = '<label><span class="LC_nobreak">'
+                 .&mt('Role Type: [_1]',$role_select)
+                 .'</span></label>';
+    } else {
+        $role_select = '<select name="showrole">'."\n".
+                       '<option value="Any" '.$roleselected.'>'.
+                       &mt('Any role').'</option>';
+        my ($roletype,$crstype);
+        if ($context eq 'course') {
+            $crstype = &Apache::loncommon::course_type();
+            if ($crstype eq 'Community') {
+                $roletype = 'community';
+            } else {
+                $roletype = 'course';
+            } 
+        }
+        my @poss_roles = &curr_role_permissions($context,'','',$roletype);
+        foreach my $role (@poss_roles) {
+            $roleselected = '';
+            if ($role eq $env{'form.showrole'}) {
+                $roleselected = ' selected="selected"';
+            }
+            my $plrole;
+            if ($role eq 'cr') {
+                $plrole = &mt('Custom role');
+            } else {
+                $plrole=&Apache::lonnet::plaintext($role,$crstype);
+            }
+            $role_select .= '<option value="'.$role.'"'.$roleselected.'>'.$plrole.'</option>';
+        }
+        $role_select .= '</select>';
+        $output = '<label><span class="LC_nobreak">'
+                 .&mt('Role: [_1]',$role_select)
+                 .'</span></label>';
+    }
+    return $output;
+}
+
+sub section_group_filter {
+    my ($cnum,$cdom) = @_;
+    my @filters;
+    if ($env{'request.course.sec'} eq '') {
+        @filters = ('sec');
+    }
+    push(@filters,'grp');
+    my %name = (
+                 sec => 'secfilter',
+                 grp => 'grpfilter',
+               );
+    my %title = &Apache::lonlocal::texthash (
+                                              sec  => 'Section(s)',
+                                              grp  => 'Group(s)',
+                                              all  => 'all',
+                                              none => 'none',
+                                            );
+    my $output;
+    foreach my $item (@filters) {
+        my ($markup,@options); 
+        if ($env{'form.'.$name{$item}} eq '') {
+            $env{'form.'.$name{$item}} = 'all';
+        }
+        if ($item eq 'sec') {
+            if (($env{'form.showrole'} eq 'cc') || ($env{'form.showrole'} eq 'co')) {
+                $env{'form.'.$name{$item}} = 'none';
+            }
+            my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum);
+            @options = sort(keys(%sections_count));
+        } elsif ($item eq 'grp') {
+            my %curr_groups = &Apache::longroup::coursegroups();
+            @options = sort(keys(%curr_groups));
+        }
+        if (@options > 0) {
+            my $currsel;
+            $markup = '<select name="'.$name{$item}.'" />'."\n";
+            foreach my $option ('all','none',@options) { 
+                $currsel = '';
+                if ($env{'form.'.$name{$item}} eq $option) {
+                    $currsel = ' selected="selected"';
+                }
+                $markup .= ' <option value="'.$option.'"'.$currsel.'>';
+                if (($option eq 'all') || ($option eq 'none')) {
+                    $markup .= $title{$option};
+                } else {
+                    $markup .= $option;
+                }   
+                $markup .= '</option>'."\n";
+            }
+            $markup .= '</select>'."\n";
+            $output .= ('&nbsp;'x3).'<label>'.$title{$item}.': '.$markup.'</label>';
+        }
+    }
+    return $output;
 }
 
 sub list_submit_button {
     my ($text) = @_;
-    return '<input type="submit" value="'.$text.'" />';
+    return '<input type="button" name="updatedisplay" value="'.$text.'" onclick="javascript:display_update()" />';
 }
 
 sub gather_userinfo {
-    my ($context,$format,$userlist,$indexhash,$userinfo,$rolehash) = @_;
+    my ($context,$format,$userlist,$indexhash,$userinfo,$rolehash,$permission) = @_;
+    my $viewablesec;
+    if ($context eq 'course') {
+        $viewablesec = &viewable_section($permission);
+    }
     foreach my $item (keys(%{$rolehash})) {
-        @{$userlist->{$item}} = ();
         my %userdata;
-        if ($context eq 'construction_space' || $context eq 'course') { 
+        if ($context eq 'author') { 
             ($userdata{'username'},$userdata{'domain'},$userdata{'role'}) =
                 split(/:/,$item);
             ($userdata{'start'},$userdata{'end'})=split(/:/,$rolehash->{$item});
-            &build_user_record(\%userdata,$userinfo,$indexhash,$item,$userlist);
+            &build_user_record($context,\%userdata,$userinfo,$indexhash,
+                               $item,$userlist);
+        } elsif ($context eq 'course') {
+            ($userdata{'username'},$userdata{'domain'},$userdata{'role'},
+             $userdata{'section'}) = split(/:/,$item,-1);
+            ($userdata{'start'},$userdata{'end'})=split(/:/,$rolehash->{$item});
+            if (($viewablesec ne '') && ($userdata{'section'} ne '')) {
+                next if ($viewablesec ne $userdata{'section'});
+            }
+            &build_user_record($context,\%userdata,$userinfo,$indexhash,
+                               $item,$userlist);
         } elsif ($context eq 'domain') {
             if ($env{'form.roletype'} eq 'domain') {
                 ($userdata{'role'},$userdata{'username'},$userdata{'domain'}) =
                     split(/:/,$item);
                 ($userdata{'end'},$userdata{'start'})=split(/:/,$rolehash->{$item});
-                &build_user_record(\%userdata,$userinfo,$indexhash,$item,$userlist);
-            } elsif ($env{'form.roletype'} eq 'construction_space') {
+                &build_user_record($context,\%userdata,$userinfo,$indexhash,
+                                   $item,$userlist);
+            } elsif ($env{'form.roletype'} eq 'author') {
                 if (ref($rolehash->{$item}) eq 'HASH') {
                     $userdata{'extent'} = $item;
                     foreach my $key (keys(%{$rolehash->{$item}})) {
@@ -1422,13 +1788,16 @@ sub gather_userinfo {
                         ($userdata{'start'},$userdata{'end'}) = 
                             split(/:/,$rolehash->{$item}{$key});
                         my $uniqid = $key.':'.$item;
-                        &build_user_record(\%userdata,$userinfo,$indexhash,$uniqid,$userlist);
+                        &build_user_record($context,\%userdata,$userinfo,
+                                           $indexhash,$uniqid,$userlist);
                     }
                 }
-            } elsif ($env{'form.roletype'} eq 'course') {
+            } elsif (($env{'form.roletype'} eq 'course') || 
+                     ($env{'form.roletype'} eq 'community')) {
                 ($userdata{'username'},$userdata{'domain'},$userdata{'role'}) =
                     split(/:/,$item);
                 if (ref($rolehash->{$item}) eq 'HASH') {
+                    my $numcids = keys(%{$rolehash->{$item}});
                     foreach my $cid (sort(keys(%{$rolehash->{$item}}))) {
                         if (ref($rolehash->{$item}{$cid}) eq 'HASH') {
                             my $spanstart = '';
@@ -1436,6 +1805,14 @@ sub gather_userinfo {
                             my $space = ', ';
                             if ($format eq 'html' || $format eq 'view') {
                                 $spanstart = '<span class="LC_nobreak">';
+                                # FIXME: actions on courses disabled for now
+#                                if ($permission->{'cusr'}) {
+#                                    if ($numcids > 1) {
+#                                        $spanstart .= '<input type="radio" name="'.$item.'" value="'.$cid.'" />&nbsp;';
+#                                    } else {
+#                                        $spanstart .= '<input type="hidden" name="'.$item.'" value="'.$cid.'" />&nbsp;';
+#                                    }
+#                                }
                                 $spanend = '</span><br />';
                                 $space = ',&nbsp;';
                             }
@@ -1443,13 +1820,20 @@ sub gather_userinfo {
                                     $rolehash->{$item}{$cid}{'desc'}.$space;
                             if (ref($rolehash->{$item}{$cid}{'secs'}) eq 'HASH') { 
                                 foreach my $sec (sort(keys(%{$rolehash->{$item}{$cid}{'secs'}}))) {
-                                    $userdata{'extent'} .= $sec.$space.$rolehash->{$item}{$cid}{'secs'}{$sec}.$spanend;
+                                    if (($env{'form.Status'} eq 'Any') ||
+                                        ($env{'form.Status'} eq $rolehash->{$item}{$cid}{'secs'}{$sec})) {
+                                        $userdata{'extent'} .= $sec.$space.$rolehash->{$item}{$cid}{'secs'}{$sec}.$spanend;
+                                        $userdata{'status'} = $rolehash->{$item}{$cid}{'secs'}{$sec};
+                                    }
                                 }
                             }
                         }
                     }
                 }
-                &build_user_record(\%userdata,$userinfo,$indexhash,$item,$userlist);
+                if ($userdata{'status'} ne '') {
+                    &build_user_record($context,\%userdata,$userinfo,
+                                       $indexhash,$item,$userlist);
+                }
             }
         }
     }
@@ -1457,13 +1841,16 @@ sub gather_userinfo {
 }
 
 sub build_user_record {
-    my ($userdata,$userinfo,$indexhash,$record_key,$userlist) = @_;
-    &process_date_info($userdata);
+    my ($context,$userdata,$userinfo,$indexhash,$record_key,$userlist) = @_;
+    next if ($userdata->{'start'} eq '-1' && $userdata->{'end'} eq '-1');
+    if (!(($context eq 'domain') && (($env{'form.roletype'} eq 'course')
+                             && ($env{'form.roletype'} eq 'community')))) {
+        &process_date_info($userdata);
+    }
     my $username = $userdata->{'username'};
     my $domain = $userdata->{'domain'};
     if (ref($userinfo->{$username.':'.$domain}) eq 'HASH') {
-        $userdata->{'fullname'} =
-        $userinfo->{$username.':'.$domain}{'fullname'};
+        $userdata->{'fullname'} = $userinfo->{$username.':'.$domain}{'fullname'};
         $userdata->{'id'} = $userinfo->{$username.':'.$domain}{'id'};
     } else {
         &aggregate_user_info($domain,$username,$userinfo);
@@ -1489,11 +1876,11 @@ sub courses_selector {
     my %idnums = ();
     my %idlist_titles = ();
     my $caller = 'global';
-    my $totcodes = 0;
     my $format_reply;
     my $jscript = '';
 
-    my $totcodes =
+    my $totcodes = 0;
+    $totcodes =
         &Apache::courseclassifier::retrieve_instcodes(\%coursecodes,
                                                       $cdom,$totcodes);
     if ($totcodes > 0) {
@@ -1647,6 +2034,8 @@ sub make_keylist_array {
     $index->{'email'} = &Apache::loncoursedata::CL_PERMANENTEMAIL();
     $index->{'role'} = &Apache::loncoursedata::CL_ROLE();
     $index->{'extent'} = &Apache::loncoursedata::CL_EXTENT();
+    $index->{'photo'} = &Apache::loncoursedata::CL_PHOTO();
+    $index->{'thumbnail'} = &Apache::loncoursedata::CL_THUMBNAIL();
     foreach my $key (keys(%{$index})) {
         $keylist->[$index->{$key}] = $key;
     }
@@ -1695,7 +2084,10 @@ sub process_date_info {
 }
 
 sub show_users_list {
-    my ($r,$context,$mode,$linkto,$statusmode,$userlist,$keylist)=@_;
+    my ($r,$context,$mode,$permission,$statusmode,$userlist,$keylist,$formname)=@_;
+    if ($formname eq '') {
+        $formname = 'studentform';
+    }
     #
     # Variables for excel output
     my ($excel_workbook, $excel_sheet, $excel_filename,$row,$format);
@@ -1710,27 +2102,35 @@ sub show_users_list {
     } else {
         push(@sortable,'extent');
     }
+    if ($mode eq 'pickauthor') {
+        @sortable = ('username','fullname','email','status');
+    }
     if (!grep(/^\Q$sortby\E$/,@sortable)) {
         $sortby = 'username';
     }
-    my ($cid,$cdom,$cnum,$classgroups,$displayphotos,$displayclickers);
+    my $setting = $env{'form.roletype'};
+    my ($cid,$cdom,$cnum,$classgroups,$displayphotos,$displayclickers,$crstype);
     if ($context eq 'course') {
-        $cid=$env{'request.course.id'};
-        $cdom = $env{'course.'.$cid.'.domain'};
-        $cnum = $env{'course.'.$cid.'.num'};
+        $cid = $env{'request.course.id'};
+        $crstype = &Apache::loncommon::course_type();
+        ($cnum,$cdom) = &get_course_identity($cid);
         ($classgroups) = &Apache::loncoursedata::get_group_memberships(
                                      $userlist,$keylist,$cdom,$cnum);
-        if (! exists($env{'form.displayphotos'})) {
-            $env{'form.displayphotos'} = 'off';
-        }
-        $displayphotos = $env{'form.displayphotos'};
-        if (! exists($env{'form.displayclickers'})) {
-            $env{'form.displayclickers'} = 'off';
-        }
-        $displayclickers = $env{'form.displayclickers'};
-        if ($env{'course.'.$cid.'.internal.showphoto'}) {
-            $r->print('
+        if ($mode eq 'autoenroll') {
+            $env{'form.showrole'} = 'st';
+        } else {
+            if (! exists($env{'form.displayphotos'})) {
+                $env{'form.displayphotos'} = 'off';
+            }
+            $displayphotos = $env{'form.displayphotos'};
+            if (! exists($env{'form.displayclickers'})) {
+                $env{'form.displayclickers'} = 'off';
+            }
+            $displayclickers = $env{'form.displayclickers'};
+            if ($env{'course.'.$cid.'.internal.showphoto'}) {
+                $r->print('
 <script type="text/javascript">
+// <![CDATA[
 function photowindow(photolink) {
     var title = "Photo_Viewer";
     var options = "scrollbars=1,resizable=1,menubar=0";
@@ -1738,16 +2138,82 @@ function photowindow(photolink) {
     stdeditbrowser = open(photolink,title,options,"1");
     stdeditbrowser.focus();
 }
+// ]]>
 </script>
-           ');
-        }
-        $r->print(<<END);
+               ');
+            }
+            $r->print(<<END);
 <input type="hidden" name="displayphotos" value="$displayphotos" />
 <input type="hidden" name="displayclickers" value="$displayclickers" />
 END
+        }
+    } elsif ($context eq 'domain') {
+        if ($setting eq 'community') {
+            $crstype = 'Community';
+        } elsif ($crstype eq 'course') {
+            $crstype = 'Course';
+        }
     }
-    unless ($mode eq 'autoenroll') {
+    if ($mode ne 'autoenroll' && $mode ne 'pickauthor') {
+        my $check_uncheck_js = &Apache::loncommon::check_uncheck_jscript();
+        my $date_sec_selector = &date_section_javascript($context,$setting,$statusmode);
+        my $verify_action_js = &bulkaction_javascript($formname);
         $r->print(<<END);
+
+<script type="text/javascript" language="Javascript">
+// <![CDATA[
+$check_uncheck_js
+
+$verify_action_js
+
+function username_display_launch(username,domain) {
+    var target;
+    for (var i=0; i<document.$formname.usernamelink.length; i++) {
+        if (document.$formname.usernamelink[i].checked) {
+            target = document.$formname.usernamelink[i].value;
+        }
+    }
+    if (target == 'modify') {
+        if (document.$formname.userwin.checked == true) {
+            var url = '/adm/createuser?srchterm='+username+'&srchdomain='+domain+'&phase=get_user_info&action=singleuser&srchin=dom&srchby=uname&srchtype=exact&popup=1';
+            var options = 'height=600,width=800,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no';
+            modifywin = window.open(url,'',options,1);
+            modifywin.focus();
+            return;
+        } else {
+            document.$formname.srchterm.value=username;
+            document.$formname.srchdomain.value=domain;
+            document.$formname.phase.value='get_user_info';
+            document.$formname.action.value = 'singleuser';
+            document.$formname.submit();
+        }
+    }
+    if (target == 'aboutme') {
+        if (document.$formname.userwin.checked == true) {
+            var url = '/adm/'+domain+'/'+username+'/aboutme?popup=1';
+            var options = 'height=600,width=800,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no';
+            aboutmewin = window.open(url,'',options,1);
+            aboutmewin.focus();
+            return;
+        } else {
+            document.location.href = '/adm/'+domain+'/'+username+'/aboutme';
+        }
+    }
+    if (target == 'track') {
+        if (document.$formname.userwin.checked == true) {
+            var url = '/adm/trackstudent?selected_student='+username+':'+domain+'&only_body=1';
+            var options = 'height=600,width=800,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no';
+            var trackwin = window.open(url,'',options,1);
+            trackwin.focus();
+            return;
+        } else {
+            document.location.href = '/adm/trackstudent?selected_student='+username+':'+domain;
+        }
+    }
+}
+// ]]>
+</script>
+$date_sec_selector
 <input type="hidden" name="state" value="$env{'form.state'}" />
 END
     }
@@ -1767,38 +2233,57 @@ END
                        'status'     => "status",
                        'role'       => "role",
                        'type'       => "enroll type/action",
-                       'email'      => "email address",
-                       'clicker'    => "clicker id",
+                       'email'      => "e-mail address",
                        'photo'      => "photo",
                        'extent'     => "extent",
+                       'pr'         => "Proceed",
+                       'ca'         => "check all",
+                       'ua'         => "uncheck all",
+                       'ac'         => "Action to take for selected users",
+                       'link'       => "Behavior of clickable username link for each user",
+                       'aboutme'    => "Display a user's personal information page",
+                       'owin'       => "Open in a new window",
+                       'modify'     => "Modify a user's information",
+                       'track'      => "View a user's recent activity",
+                       'clicker'    => "Clicker-ID",
                       );
     if ($context eq 'domain' && $env{'form.roletype'} eq 'course') {
         $lt{'extent'} = &mt('Course(s): description, section(s), status');
-    } elsif ($context eq 'construction_space') {
+    } elsif ($context eq 'domain' && $env{'form.roletype'} eq 'community') {
+        $lt{'extent'} = &mt('Communities: description, section(s), status');
+    } elsif ($context eq 'author') {
         $lt{'extent'} = &mt('Author'); 
     }
-    my @cols = ('username','domain','id','fullname');
-    if ($context eq 'course') {
-        push(@cols,'section');
-    }
-    if (!($context eq 'domain' && $env{'form.roletype'} eq 'course')) { 
-        push(@cols,('start','end'));
-    }
-    if ($env{'form.showrole'} eq 'Any' || $env{'form.showrole'} eq 'cr') {
-        push(@cols,'role');
-    }
-    if ($context eq 'domain' && ($env{'form.roletype'} eq 'construction_space' ||
-                                $env{'form.roletype'} eq 'course')) {
-        push (@cols,'extent');
-    }
-    if (($statusmode eq 'Any') && 
-        (!($context eq 'domain' && $env{'form.roletype'} eq 'course'))) {
-        push(@cols,'status');
-    }
-    if ($context eq 'course') {
-        push(@cols,'groups');
+    my @cols;
+    if ($mode eq 'pickauthor') {
+        @cols = ('username','fullname','status','email');
+    } else {
+        @cols = ('username','domain','id','fullname');
+        if ($context eq 'course') {
+            push(@cols,'section');
+        }
+        if (!($context eq 'domain' && ($env{'form.roletype'} eq 'course')
+                              && ($env{'form.roletype'} eq 'community'))) {
+            push(@cols,('start','end'));
+        }
+        if ($env{'form.showrole'} eq 'Any' || $env{'form.showrole'} eq 'cr') {
+            push(@cols,'role');
+        }
+        if ($context eq 'domain' && ($env{'form.roletype'} eq 'author' ||
+                                    $env{'form.roletype'} eq 'course' ||
+                                    $env{'form.roletype'} eq 'community')) {
+            push (@cols,'extent');
+        }
+        if (($statusmode eq 'Any') &&
+            (!($context eq 'domain' && (($env{'form.roletype'} eq 'course')
+             || ($env{'form.roletype'} eq 'community'))))) {
+            push(@cols,'status');
+        }
+        if ($context eq 'course') {
+            push(@cols,'groups');
+        }
+        push(@cols,'email');
     }
-    push(@cols,'email');
 
     my $rolefilter = $env{'form.showrole'};
     if ($env{'form.showrole'} eq 'cr') {
@@ -1806,52 +2291,140 @@ END
     } elsif ($env{'form.showrole'} ne 'Any') {
         $rolefilter = &Apache::lonnet::plaintext($env{'form.showrole'});
     }
-    my $results_description = &results_header_row($rolefilter,$statusmode,
-                                                  $context);
-    $r->print('<b>'.$results_description.'</b><br />');
-    my $output;
-    if ($mode eq 'html' || $mode eq 'view') {
-        $r->print(<<END);
-<input type="hidden" name="sname"  value="" />
-<input type="hidden" name="sdom"   value="" />
+    my $results_description;
+    if ($mode ne 'autoenroll') {
+        $results_description = &results_header_row($rolefilter,$statusmode,
+                                                   $context,$permission,$mode,$crstype);
+
+        $r->print('<b>'.$results_description.'</b><br /><br />');
+    }
+    my ($output,$actionselect,%canchange,%canchangesec);
+    if ($mode eq 'html' || $mode eq 'view' || $mode eq 'autoenroll' || $mode eq 'pickauthor') {
+        if ($mode ne 'autoenroll' && $mode ne 'pickauthor') {
+            if ($permission->{'cusr'}) {
+                $actionselect = &select_actions($context,$setting,$statusmode,$formname);
+            }
+            $r->print(<<END);
+<input type="hidden" name="srchby"  value="uname" />
+<input type="hidden" name="srchin"   value="dom" />
+<input type="hidden" name="srchtype" value="exact" />
+<input type="hidden" name="srchterm" value="" />
+<input type="hidden" name="srchdomain" value="" /> 
+END
+            if ($actionselect) {
+                $output .= <<"END";
+<div class="LC_left_float"><fieldset><legend><b>$lt{'ac'}</b></legend>
+$actionselect
+<br/><br /><input type="button" value="$lt{'ca'}" onclick="javascript:checkAll(document.$formname.actionlist)" /> &nbsp;
+<input type="button" value="$lt{'ua'}" onclick="javascript:uncheckAll(document.$formname.actionlist)" /><br /><input type="button" value="$lt{'pr'}" onclick="javascript:verify_action('actionlist')" /></fieldset></div>
 END
-        if ($linkto eq 'aboutme') {
-            $output = &mt("Select a user name to view the user's personal page.");
-        } elsif ($linkto eq 'modify') {
-            $output = &mt("Select a user name to modify the user's information");
+                my @allroles;
+                if ($env{'form.showrole'} eq 'Any') {
+                    my $custom = 1;
+                    if ($context eq 'domain') {
+                        @allroles = &roles_by_context($setting,$custom,$crstype);
+                    } else {
+                        @allroles = &roles_by_context($context,$custom,$crstype);
+                    }
+                } else {
+                    @allroles = ($env{'form.showrole'});
+                }
+                foreach my $role (@allroles) {
+                    if ($context eq 'domain') {
+                        if ($setting eq 'domain') {
+                            if (&Apache::lonnet::allowed('c'.$role,
+                                    $env{'request.role.domain'})) {
+                                $canchange{$role} = 1;
+                            }
+                        } elsif ($setting eq 'author') {
+                            if (&Apache::lonnet::allowed('c'.$role,
+                                    $env{'request.role.domain'})) {
+                                $canchange{$role} = 1;
+                            }
+                        }
+                    } elsif ($context eq 'author') {
+                        if (&Apache::lonnet::allowed('c'.$role,
+                            $env{'user.domain'}.'/'.$env{'user.name'})) {
+                            $canchange{$role} = 1;
+                        }
+                    } elsif ($context eq 'course') {
+                        if (&Apache::lonnet::allowed('c'.$role,$env{'request.course.id'})) {
+                            $canchange{$role} = 1;
+                        } elsif ($env{'request.course.sec'} ne '') {
+                            if (&Apache::lonnet::allowed('c'.$role,$env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
+                                $canchangesec{$role} = $env{'request.course.sec'};
+                            }
+                        }
+                    }
+                }
+            }
+            $output .= '<div class="LC_left_float"><fieldset><legend><b>'.$lt{'link'}.'</b></legend>'.
+                       '<table><tr>';
+            my @linkdests = ('aboutme');
+            if ($permission->{'cusr'}) {
+                unshift (@linkdests,'modify');
+            }
+            if (&Apache::lonnet::allowed('vsa', $env{'request.course.id'}) ||
+                &Apache::lonnet::allowed('vsa', $env{'request.course.id'}.'/'.
+                                         $env{'request.course.sec'})) {
+                push(@linkdests,'track');
+            }
+            $output .= '<td>';
+            my $usernamelink = $env{'form.usernamelink'};
+            if ($usernamelink eq '') {
+                $usernamelink = 'aboutme';
+            }
+            foreach my $item (@linkdests) {
+                my $checkedstr = '';
+                if ($item eq $usernamelink) {
+                    $checkedstr = ' checked="checked"';
+                }
+                $output .= '<span class="LC_nobreak"><label><input type="radio" name="usernamelink" value="'.$item.'"'.$checkedstr.' />&nbsp;'.$lt{$item}.'</label></span><br />';
+            }
+            my $checkwin;
+            if ($env{'form.userwin'}) {
+                $checkwin = ' checked="checked"';
+            }
+            $output .= '</td><td valign="top"><span class="LC_nobreak"><input type="checkbox" name="userwin" value="1"'.$checkwin.' />'.$lt{'owin'}.'</span></td></tr></table></fieldset></div>';
         }
-        $output .= "\n<p>\n".
+        $output .= "\n".'<div class="LC_clear_float_footer">&nbsp;</div>'."\n".
                   &Apache::loncommon::start_data_table().
                   &Apache::loncommon::start_data_table_header_row();
         if ($mode eq 'autoenroll') {
             $output .= "
- <th><a href=\"javascript:document.studentform.sortby.value='type';document.studentform.submit();\">$lt{'type'}</a></th>
+ <th><a href=\"javascript:document.$formname.sortby.value='type';document.$formname.submit();\">$lt{'type'}</a></th>
             ";
         } else {
-            $output .= "
-<th>Count</th>
-            ";
+            if ($mode eq 'pickauthor') {
+                $output .= "\n".'<th>&nbsp;</th>'."\n";
+            } else { 
+                $output .= "\n".'<th>'.&mt('Count').'</th>'."\n";
+            }
+            if ($actionselect) {
+                $output .= '<th>'.&mt('Select').'</th>'."\n";
+            }
         }
         foreach my $item (@cols) {
-            $output .= "<th><a href=\"javascript:document.studentform.sortby.value='$item';document.studentform.submit();\">$lt{$item}</a></th>\n";
+            $output .= "<th><a href=\"javascript:document.$formname.sortby.value='$item';document.$formname.submit();\">$lt{$item}</a></th>\n";
         }
         my %role_types = &role_type_names();
-        if ($context eq 'course') {
+        if ($context eq 'course' && $mode ne 'autoenroll') {
             if ($env{'form.showrole'} eq 'st' || $env{'form.showrole'} eq 'Any') {
                 # Clicker display on or off?
-                my %clicker_options = &Apache::lonlocal::texthash(
-                                                            'on' => 'Show',
-                                                            'off' => 'Hide',
-                                                           );
+                my %clicker_options = (
+                                        'on' => 'Show',
+                                        'off' => 'Hide',
+                                      );
                 my $clickerchg = 'on';
                 if ($displayclickers eq 'on') {
                     $clickerchg = 'off';
                 }
-                $output .= '    <th>'."\n".'     '.
-                    '<a href="javascript:document.studentform.displayclickers.value='.
-                      "'".$clickerchg."'".';document.studentform.submit();">'.
-                      $clicker_options{$clickerchg}.'</a>&nbsp;'.$lt{'clicker'}."\n".
-                      '    </th>'."\n";
+                $output .= '    <th>'."\n".'     '
+                        .&mt('[_1]'.$clicker_options{$clickerchg}.'[_2] clicker id'
+                            ,'<a href="javascript:document.'.$formname.'.displayclickers.value='
+                             ."'".$clickerchg."'".';document.'.$formname.'.submit();">'
+                            ,'</a>')
+                        ."\n".'    </th>'."\n";
 
                 # Photo display on or off?
                 if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
@@ -1864,14 +2437,14 @@ END
                         $photochg = 'off';
                     }
                     $output .= '    <th>'."\n".'     '.
-                '<a href="javascript:document.studentform.displayphotos.value='.
-                      "'".$photochg."'".';document.studentform.submit();">'.
+                '<a href="javascript:document.'.$formname.'.displayphotos.value='.
+                      "'".$photochg."'".';document.'.$formname.'.submit();">'.
                       $photo_options{$photochg}.'</a>&nbsp;'.$lt{'photo'}."\n".
                       '    </th>'."\n";
                 }
             }
-            $output .= &Apache::loncommon::end_data_table_header_row();
         }
+        $output .= &Apache::loncommon::end_data_table_header_row();
 # Done with the HTML header line
     } elsif ($mode eq 'csv') {
         #
@@ -1881,18 +2454,20 @@ END
                        time.'_'.rand(1000000000).'.csv';
         unless ($CSVfile = Apache::File->new('>/home/httpd'.$CSVfilename)) {
             $r->log_error("Couldn't open $CSVfilename for output $!");
-            $r->print("Problems occured in writing the csv file.  ".
-                      "This error has been logged.  ".
-                      "Please alert your LON-CAPA administrator.");
+            $r->print(&mt('Problems occurred in writing the CSV file. '
+                         .'This error has been logged. '
+                         .'Please alert your LON-CAPA administrator.'));
             $CSVfile = undef;
         }
         #
+        push @cols,'clicker';
         # Write headers and data to file
         print $CSVfile '"'.$results_description.'"'."\n"; 
         print $CSVfile '"'.join('","',map {
             &Apache::loncommon::csv_translate($lt{$_})
-            } (@cols)).'"'."\n";
+            } (@cols))."\"\n";
     } elsif ($mode eq 'excel') {
+        push @cols,'clicker';
         # Create the excel spreadsheet
         ($excel_workbook,$excel_filename,$format) =
             &Apache::loncommon::create_workbook($r);
@@ -1901,20 +2476,44 @@ END
         $excel_sheet->write($row++,0,$results_description,$format->{'h2'});
         #
         my @colnames = map {$lt{$_}} (@cols);
+
         $excel_sheet->write($row++,0,\@colnames,$format->{'bold'});
     }
 
 # Done with header lines in all formats
-
     my %index;
     my $i;
     foreach my $idx (@$keylist) {
         $index{$idx} = $i++;
     }
     my $usercount = 0;
+    my ($secfilter,$grpfilter);
+    if ($context eq 'course') {
+        $secfilter = $env{'form.secfilter'};
+        $grpfilter = $env{'form.grpfilter'};
+        if ($secfilter eq '') {
+            $secfilter = 'all';
+        }
+        if ($grpfilter eq '') {
+            $grpfilter = 'all';
+        }
+    }
+    my %ltstatus = &Apache::lonlocal::texthash(
+                                                Active  => 'Active',
+                                                Future  => 'Future',
+                                                Expired => 'Expired',
+                                               );
     # Get groups, role, permanent e-mail so we can sort on them if
     # necessary.
     foreach my $user (keys(%{$userlist})) {
+        if ($user eq '' ) {
+            delete($userlist->{$user});
+            next;
+        }
+        if ($context eq 'domain' &&  $user eq $env{'request.role.domain'}.'-domainconfig:'.$env{'request.role.domain'}) {
+            delete($userlist->{$user});
+            next;
+        }
         my ($uname,$udom,$role,$groups,$email);
         if (($statusmode ne 'Any') && 
                  ($userlist->{$user}->[$index{'status'}] ne $statusmode)) {
@@ -1924,10 +2523,15 @@ END
         if ($context eq 'domain') {
             if ($env{'form.roletype'} eq 'domain') {
                 ($role,$uname,$udom) = split(/:/,$user);
-               
-            } elsif ($env{'form.roletype'} eq 'construction_space') {
+                if (($uname eq $env{'request.role.domain'}.'-domainconfig') &&
+                    ($udom eq $env{'request.role.domain'})) {
+                    delete($userlist->{$user});
+                    next;
+                }
+            } elsif ($env{'form.roletype'} eq 'author') {
                 ($uname,$udom,$role) = split(/:/,$user,-1);
-            } elsif ($env{'form.roletype'} eq 'course') {
+            } elsif (($env{'form.roletype'} eq 'course') || 
+                     ($env{'form.roletype'} eq 'community')) {
                 ($uname,$udom,$role) = split(/:/,$user);
             }
         } else {
@@ -1941,11 +2545,56 @@ END
             delete($userlist->{$user});
             next;
         }
-        if (ref($classgroups) eq 'HASH') {
-            $groups = $classgroups->{$user};
-        }
-        if (ref($groups->{active}) eq 'HASH') {
-            $userlist->{$user}->[$index{'groups'}] = join(', ',keys(%{$groups->{'active'}}));
+        if ($context eq 'course') {
+            my @ac_groups;
+            if (ref($classgroups) eq 'HASH') {
+                $groups = $classgroups->{$user};
+            }
+            if (ref($groups->{'active'}) eq 'HASH') {
+                @ac_groups = keys(%{$groups->{'active'}});
+                $userlist->{$user}->[$index{'groups'}] = join(', ',@ac_groups);
+            }
+            if ($mode ne 'autoenroll') {
+                my $section = $userlist->{$user}->[$index{'section'}];
+                if (($env{'request.course.sec'} ne '') && 
+                    ($section ne $env{'request.course.sec'})) {
+                    if ($role eq 'st') {
+                        delete($userlist->{$user});
+                        next;
+                    }
+                }
+                if ($secfilter eq 'none') {
+                    if ($section ne '') {
+                        delete($userlist->{$user});
+                        next;
+                    }
+                } elsif ($secfilter ne 'all') {
+                    if ($section ne $secfilter) {
+                        delete($userlist->{$user});
+                        next;
+                    }
+                }
+                if ($grpfilter eq 'none') {
+                    if (@ac_groups > 0) {
+                        delete($userlist->{$user});
+                        next;
+                    }
+                } elsif ($grpfilter ne 'all') {
+                    if (!grep(/^\Q$grpfilter\E$/,@ac_groups)) {
+                        delete($userlist->{$user});
+                        next;
+                    }
+                }
+                if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
+                    if (($displayphotos eq 'on') && ($role eq 'st')) {
+                        $userlist->{$user}->[$index{'photo'}] =
+                            &Apache::lonnet::retrievestudentphoto($udom,$uname,'jpg');
+                        $userlist->{$user}->[$index{'thumbnail'}] =
+                            &Apache::lonnet::retrievestudentphoto($udom,$uname,
+                                                                'gif','thumbnail');
+                    }
+                }
+            }
         }
         my %emails   = &Apache::loncommon::getemails($uname,$udom);
         if ($emails{'permanentemail'} =~ /\S/) {
@@ -1985,7 +2634,11 @@ END
         foreach my $item (@{$keylist}) {
             $in{$item} = $sdata->[$index{$item}];
         }
-        $in{'role'}=&Apache::lonnet::plaintext($sdata->[$index{'role'}]); 
+        my $clickers = (&Apache::lonnet::userenvironment($in{'domain'},$in{'username'},'clickers'))[1];
+        if ($clickers!~/\w/) { $clickers='-'; }
+        $in{'clicker'} = $clickers; 
+	my $role = $in{'role'};
+        $in{'role'}=&Apache::lonnet::plaintext($sdata->[$index{'role'}],$crstype); 
         if (! defined($in{'start'}) || $in{'start'} == 0) {
             $in{'start'} = &mt('none');
         } else {
@@ -1996,27 +2649,84 @@ END
         } else {
             $in{'end'} = &Apache::lonlocal::locallocaltime($in{'end'});
         }
-        if ($mode eq 'view' || $mode eq 'html' || $mode eq 'autoenroll') {
+        if ($mode eq 'view' || $mode eq 'html' || $mode eq 'autoenroll' || $mode eq 'pickauthor') {
             $r->print(&Apache::loncommon::start_data_table_row());
-            $r->print("<td>$rowcount</td>\n");
-            if ($linkto eq 'aboutme') {
-                $in{'username'} = 
-                    &Apache::loncommon::aboutmewrapper($in{'username'},
-                                                       $in{'username'},
-                                                       $in{'domain'});
-            } elsif ($linkto eq 'modify') {
-                $in{'username'} = '<a href="'.
-                          "javascript:document.studentform.sname.value='".
-                           $in{'username'}.
-                           "';document.studentform.sdom.value='".$in{'domain'}.
-                           "';document.studentform.state.value='selected".
-                           "';document.studentform.submit();".'">'.
-                           $in{'username'}."</a>\n";
+            my $checkval;
+            if ($mode eq 'autoenroll') {
+                my $cellentry;
+                if ($in{'type'} eq 'auto') {
+                    $cellentry = '<b>'.&mt('auto').'</b>&nbsp;<label><input type="checkbox" name="chgauto" value="'.$in{'username'}.':'.$in{'domain'}.'" />&nbsp;Change</label>';
+                    $autocount ++;
+                } else {
+                    $cellentry = '<table border="0" cellspacing="0"><tr><td rowspan="2"><b>'.&mt('manual').'</b></td><td><span class="LC_nobreak"><label><input type="checkbox" name="chgmanual" value="'.$in{'username'}.':'.$in{'domain'}.'" />&nbsp;Change</label></span></td></tr><tr><td><span class="LC_nobreak">';
+                    $manualcount ++;
+                    if ($in{'lockedtype'}) {
+                        $cellentry .= '<label><input type="checkbox" name="unlockchg" value="'.$in{'username'}.':'.$in{'domain'}.'" />&nbsp;'.&mt('Unlock').'</label>';
+                        $unlockcount ++;
+                    } else {
+                        $cellentry .= '<label><input type="checkbox" name="lockchg" value="'.$in{'username'}.':'.$in{'domain'}.'" />&nbsp;'.&mt('Lock').'</label>';
+                        $lockcount ++;
+                    }
+                    $cellentry .= '</span></td></tr></table>';
+                }
+                $r->print("<td>$cellentry</td>\n");
+            } else {
+                if ($mode ne 'pickauthor') {  
+                    $r->print("<td>$rowcount</td>\n");
+                }
+                if ($actionselect) {
+                    my $showcheckbox;
+                    if ($role =~ /^cr\//) {
+                        $showcheckbox = $canchange{'cr'};
+                    } else {
+                        $showcheckbox = $canchange{$role};
+                    }
+                    if (!$showcheckbox) {
+                        if ($context eq 'course') {
+                            if ($canchangesec{$role} ne '') {
+                                if ($canchangesec{$role} eq $in{'section'}) {
+                                    $showcheckbox = 1;
+                                }
+                            }
+                        }
+                    }
+                    if ($showcheckbox) {
+                        $checkval = $user; 
+                        if ($context eq 'course') {
+                            if ($role eq 'st') {
+                                $checkval .= ':st';
+                            }
+                            $checkval .= ':'.$in{'section'};
+                            if ($role eq 'st') {
+                                $checkval .= ':'.$in{'type'}.':'.
+                                             $in{'lockedtype'};
+                            }
+                        }
+                        $r->print('<td><input type="checkbox" name="'.
+                                  'actionlist" value="'.$checkval.'" /></td>');
+                    } else {
+                        $r->print('<td>&nbsp;</td>');
+                    }
+                } elsif ($mode eq 'pickauthor') {
+                        $r->print('<td><input type="button" name="chooseauthor" onclick="javascript:gochoose('."'$in{'username'}'".');" value="'.&mt('Select').'" /></td>');
+                }
             }
             foreach my $item (@cols) {
-                $r->print('<td>'.$in{$item}.'</td>'."\n");
+                if ($item eq 'username') {
+                    $r->print('<td>'.&print_username_link($mode,\%in).'</td>');
+                } elsif (($item eq 'start' || $item eq 'end') && ($actionselect)) {
+                    $r->print('<td>'.$in{$item}.'<input type="hidden" name="'.$checkval.'_'.$item.'" value="'.$sdata->[$index{$item}].'" /></td>'."\n");
+                } elsif ($item eq 'status') {
+                    my $showitem = $in{$item};
+                    if (defined($ltstatus{$in{$item}})) {
+                        $showitem = $ltstatus{$in{$item}};
+                    }
+                    $r->print('<td>'.$showitem.'</td>'."\n");
+                } else {
+                    $r->print('<td>'.$in{$item}.'</td>'."\n");
+                }
             }
-            if ($context eq 'course') {
+            if (($context eq 'course') && ($mode ne 'autoenroll')) {
                 if ($env{'form.showrole'} eq 'st' || $env{'form.showrole'} eq 'Any') {
                     if ($displayclickers eq 'on') {
                         my $clickers =
@@ -2027,11 +2737,8 @@ END
                         $r->print('    <td>&nbsp;</td>  ');
                     }
                     if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
-                        if ($displayphotos eq 'on' && $sdata->[$index{'role'}] eq 'st') {
-                            my $imgurl =
-                        &Apache::lonnet::retrievestudentphoto($in{'domain'},$in{'username'},
-                                                          'gif','thumbnail');
-                            $r->print('    <td align="right"><a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($in{'domain'},$in{'username'},'jpg')."'".')"><img src="'.$imgurl.'" border="1"></a></td>');
+                        if ($displayphotos eq 'on' && $role eq 'st' && $in{'photo'} ne '') {
+                            $r->print('    <td align="right"><a href="javascript:photowindow('."'".$in{'photo'}."'".')"><img src="'.$in{'thumbnail'}.'" border="1" alt="" /></a></td>');
                         } else {
                             $r->print('    <td>&nbsp;</td>  ');
                         }
@@ -2056,7 +2763,7 @@ END
             foreach my $item (@cols) {
                 push @line,&Apache::loncommon::csv_translate($in{$item});
             }
-            print $CSVfile '"'.join('","',@line).'"'."\n";
+            print $CSVfile '"'.join('","',@line)."\"\n";
         } elsif ($mode eq 'excel') {
             my $col = 0;
             foreach my $item (@cols) {
@@ -2075,17 +2782,14 @@ END
             $row++;
         }
     }
-    if ($mode eq 'view' || $mode eq 'html' || $mode eq 'autoenroll') {
+    if ($mode eq 'view' || $mode eq 'html' || $mode eq 'autoenroll' || $mode eq 'pickauthor') {
             $r->print(&Apache::loncommon::end_data_table().'<br />');
     } elsif ($mode eq 'excel') {
         $excel_workbook->close();
-        $r->print('<p><a href="'.$excel_filename.'">'.
-                  &mt('Your Excel spreadsheet').'</a> '.&mt('is ready for download').'.</p>'."\n");
+	$r->print(&mt('[_1]Your Excel spreadsheet[_2] is ready for download.', '<p><a href="'.$excel_filename.'">','</a>')."</p>\n");
     } elsif ($mode eq 'csv') {
         close($CSVfile);
-        $r->print('<a href="'.$CSVfilename.'">'.
-                  &mt('Your CSV file').'</a> is ready for download.'.
-                  "\n");
+	$r->print(&mt('[_1]Your CSV file[_2] is ready for download.', '<p><a href="'.$CSVfilename.'">','</a>')."</p>\n");
         $r->rflush();
     }
     if ($mode eq 'autoenroll') {
@@ -2095,39 +2799,553 @@ END
     }
 }
 
+sub bulkaction_javascript {
+    my ($formname,$caller) = @_;
+    my $docstart = 'document';
+    if ($caller eq 'popup') {
+        $docstart = 'opener.document';
+    }
+    my %lt = &Apache::lonlocal::texthash(
+              acwi => 'Access will be set to start immediately',
+              asyo => 'as you did not select an end date in the pop-up window',
+              accw => 'Access will be set to continue indefinitely',
+              asyd => 'as you did not select an end date in the pop-up window',
+              sewi => "Sections will be switched to 'No section'",
+              ayes => "as you either selected the 'No section' option",
+              oryo => 'or you did not select a section in the pop-up window',
+              arol => 'A role with no section will be added',
+              swbs => 'Sections will be switched to:',
+              rwba => 'Roles will be added for section(s):',
+            );
+    my $alert = &mt("You must select at least one user by checking a user's 'Select' checkbox");
+    my $noaction = &mt("You need to select an action to take for the user(s) you have selected"); 
+    my $singconfirm = &mt(' for a single user?');
+    my $multconfirm = &mt(' for multiple users?');
+    my $output = <<"ENDJS";
+function verify_action (field) {
+    var numchecked = 0;
+    var singconf = '$singconfirm';
+    var multconf = '$multconfirm';
+    if ($docstart.$formname.elements[field].length > 0) {
+        for (i=0; i<$docstart.$formname.elements[field].length; i++) {
+            if ($docstart.$formname.elements[field][i].checked == true) {
+               numchecked ++;
+            }
+        }
+    } else {
+        if ($docstart.$formname.elements[field].checked == true) {
+            numchecked ++;
+        }
+    }
+    if (numchecked == 0) {
+        alert("$alert");
+        return;
+    } else {
+        var message = $docstart.$formname.bulkaction[$docstart.$formname.bulkaction.selectedIndex].text;
+        var choice = $docstart.$formname.bulkaction[$docstart.$formname.bulkaction.selectedIndex].value;
+        if (choice == '') {
+            alert("$noaction");
+            return;
+        } else {
+            if (numchecked == 1) {
+                message += singconf;
+            } else {
+                message += multconf;
+            }
+ENDJS
+    if ($caller ne 'popup') {
+        $output .= <<"NEWWIN";
+            if (choice == 'chgdates' || choice == 'reenable' || choice == 'activate' || choice == 'chgsec') {
+                opendatebrowser(document.$formname,'$formname','go');
+                return;
+
+            } else {
+                if (confirm(message)) {
+                    document.$formname.phase.value = 'bulkchange';
+                    document.$formname.submit();
+                    return;
+                }
+            }
+NEWWIN
+    } else {
+        $output .= <<"POPUP";
+            if (choice == 'chgdates' || choice == 'reenable' || choice == 'activate') {
+                var datemsg = '';
+                if (($docstart.$formname.startdate_month.value == '') &&
+                    ($docstart.$formname.startdate_day.value  == '') &&
+                    ($docstart.$formname.startdate_year.value == '')) {
+                    datemsg = "\\n$lt{'acwi'},\\n$lt{'asyo'}.\\n";
+                }
+                if (($docstart.$formname.enddate_month.value == '') &&
+                    ($docstart.$formname.enddate_day.value  == '') &&
+                    ($docstart.$formname.enddate_year.value == '')) {
+                    datemsg += "\\n$lt{'accw'},\\n$lt{'asyd'}.\\n";
+                }
+                if (datemsg != '') {
+                    message += "\\n"+datemsg;
+                }
+            }
+            if (choice == 'chgsec') {
+                var rolefilter = $docstart.$formname.showrole.options[$docstart.$formname.showrole.selectedIndex].value;
+                var retained =  $docstart.$formname.retainsec.value;
+                var secshow = $docstart.$formname.newsecs.value;
+                if (secshow == '') {
+                    if (rolefilter == 'st' || retained == 0 || retained == "") {
+                        message += "\\n\\n$lt{'sewi'},\\n$lt{'ayes'},\\n$lt{'oryo'}.\\n";
+                    } else {
+                        message += "\\n\\n$lt{'arol'}\\n$lt{'ayes'},\\n$lt{'oryo'}.\\n";
+                    }
+                } else {
+                    if (rolefilter == 'st' || retained == 0 || retained == "") {
+                        message += "\\n\\n$lt{'swbs'} "+secshow+".\\n";
+                    } else {
+                        message += "\\n\\n$lt{'rwba'} "+secshow+".\\n";
+                    }
+                }
+            }
+            if (confirm(message)) {
+                $docstart.$formname.phase.value = 'bulkchange';
+                $docstart.$formname.submit();
+                window.close();
+            }
+POPUP
+    }
+    $output .= '
+        }
+    }
+}
+';
+    return $output;
+}
+
+sub print_username_link {
+    my ($mode,$in) = @_;
+    my $output;
+    if ($mode eq 'autoenroll') {
+        $output = $in->{'username'};
+    } else {
+        $output = '<a href="javascript:username_display_launch('.
+                  "'$in->{'username'}','$in->{'domain'}'".')" />'.
+                  $in->{'username'}.'</a>';
+    }
+    return $output;
+}
+
 sub role_type_names {
     my %lt = &Apache::lonlocal::texthash (
-                         'domain'             => 'Domain Roles',
-                         'construction_space' => 'Co-Author Roles',
-                         'course'             => 'Course Roles',
+                         'domain' => 'Domain Roles',
+                         'author' => 'Co-Author Roles',
+                         'course' => 'Course Roles',
+                         'community' => 'Community Roles',
+
              );
     return %lt;
 }
 
+sub select_actions {
+    my ($context,$setting,$statusmode,$formname) = @_;
+    my %lt = &Apache::lonlocal::texthash(
+                revoke   => "Revoke user roles",
+                delete   => "Delete user roles",
+                reenable => "Re-enable expired user roles",
+                activate => "Make future user roles active now",
+                chgdates  => "Change starting/ending dates",
+                chgsec   => "Change section associated with user roles",
+    );
+    my ($output,$options,%choices);
+    # FIXME Disable actions for now for roletype=course in domain context
+    if ($context eq 'domain' && $setting eq 'course') {
+        return;
+    }
+    if ($context eq 'course') {
+        if ($env{'form.showrole'} ne 'Any') {
+             if (!&Apache::lonnet::allowed('c'.$env{'form.showrole'},
+                                           $env{'request.course.id'})) {
+                 if ($env{'request.course.sec'} eq '') {
+                     return;
+                 } else {
+                     if (!&Apache::lonnet::allowed('c'.$env{'form.showrole'},$env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
+                         return;
+                     }
+                 }
+            }
+        }
+    }
+    if ($statusmode eq 'Any') {
+        $options .= '
+<option value="chgdates">'.$lt{'chgdates'}.'</option>';
+        $choices{'dates'} = 1;
+    } else {
+        if ($statusmode eq 'Future') {
+            $options .= '
+<option value="activate">'.$lt{'activate'}.'</option>';
+            $choices{'dates'} = 1;
+        } elsif ($statusmode eq 'Expired') {
+            $options .= '
+<option value="reenable">'.$lt{'reenable'}.'</option>';
+            $choices{'dates'} = 1;
+        }
+        if ($statusmode eq 'Active' || $statusmode eq 'Future') {
+            $options .= '
+<option value="chgdates">'.$lt{'chgdates'}.'</option>
+<option value="revoke">'.$lt{'revoke'}.'</option>';
+            $choices{'dates'} = 1;
+        }
+    }
+    if ($context eq 'domain') {
+        $options .= '
+<option value="delete">'.$lt{'delete'}.'</option>';
+    }
+    if (($context eq 'course') || ($context eq 'domain' && $setting eq 'course')) {
+        if (($statusmode ne 'Expired') && ($env{'request.course.sec'} eq '')) {
+            $options .= '
+<option value="chgsec">'.$lt{'chgsec'}.'</option>';
+            $choices{'sections'} = 1;
+        }
+    }
+    if ($options) {
+        $output = '<select name="bulkaction">'."\n".
+                  '<option value="" selected="selected">'.
+                  &mt('Please select').'</option>'."\n".$options."\n".'</select>';
+        if ($choices{'dates'}) {
+            $output .= 
+                '<input type="hidden" name="startdate_month" value="" />'."\n".
+                '<input type="hidden" name="startdate_day" value="" />'."\n".
+                '<input type="hidden" name="startdate_year" value="" />'."\n".
+                '<input type="hidden" name="startdate_hour" value="" />'."\n".
+                '<input type="hidden" name="startdate_minute" value="" />'."\n".
+                '<input type="hidden" name="startdate_second" value="" />'."\n".
+                '<input type="hidden" name="enddate_month" value="" />'."\n".
+                '<input type="hidden" name="enddate_day" value="" />'."\n".
+                '<input type="hidden" name="enddate_year" value="" />'."\n".
+                '<input type="hidden" name="enddate_hour" value="" />'."\n".
+                '<input type="hidden" name="enddate_minute" value="" />'."\n".
+                '<input type="hidden" name="enddate_second" value="" />'."\n".
+                '<input type="hidden" name="no_end_date" value="" />'."\n";
+            if ($context eq 'course') {
+                $output .= '<input type="hidden" name="makedatesdefault" value="" />'."\n";
+            }
+        }
+        if ($choices{'sections'}) {
+            $output .= '<input type="hidden" name="retainsec" value="" />'."\n".
+                       '<input type="hidden" name="newsecs" value="" />'."\n";
+        }
+    }
+    return $output;
+}
+
+sub date_section_javascript {
+    my ($context,$setting) = @_;
+    my $title = 'Date_And_Section_Selector';
+    my %nopopup = &Apache::lonlocal::texthash (
+        revoke => "Check the boxes for any users for whom roles are to be revoked, and click 'Proceed'",
+        delete => "Check the boxes for any users for whom roles are to be deleted, and click 'Proceed'",
+        none   => "Choose an action to take for selected users",
+    );  
+    my $output = <<"ENDONE";
+<script type="text/javascript">
+// <![CDATA[
+    function opendatebrowser(callingform,formname,calledby) {
+        var bulkaction = callingform.bulkaction.options[callingform.bulkaction.selectedIndex].value;
+        var url = '/adm/createuser?';
+        var type = '';
+        var showrole = callingform.showrole.options[callingform.showrole.selectedIndex].value;
+ENDONE
+    if ($context eq 'domain') {
+        $output .= '
+        type = callingform.roletype.options[callingform.roletype.selectedIndex].value;
+';
+    }
+    my $width= '700';
+    my $height = '400';
+    $output .= <<"ENDTWO";
+        url += 'action=dateselect&callingform=' + formname + 
+               '&roletype='+type+'&showrole='+showrole +'&bulkaction='+bulkaction;
+        var title = '$title';
+        var options = 'scrollbars=1,resizable=1,menubar=0';
+        options += ',width=$width,height=$height';
+        stdeditbrowser = open(url,title,options,'1');
+        stdeditbrowser.focus();
+    }
+// ]]>
+</script>
+ENDTWO
+    return $output;
+}
+
+sub date_section_selector {
+    my ($context,$permission,$crstype) = @_;
+    my $callingform = $env{'form.callingform'};
+    my $formname = 'dateselect';  
+    my $groupslist = &get_groupslist();
+    my $sec_js = &setsections_javascript($formname,$groupslist);
+    my $output = <<"END";
+<script type="text/javascript">
+// <![CDATA[
+
+$sec_js
+
+function saveselections(formname) {
+
+END
+    if ($env{'form.bulkaction'} eq 'chgsec') {
+        $output .= <<"END";
+        if (formname.retainsec.length > 1) {  
+            for (var i=0; i<formname.retainsec.length; i++) {
+                if (formname.retainsec[i].checked == true) {
+                    opener.document.$callingform.retainsec.value = formname.retainsec[i].value;
+                }
+            }
+        } else {
+            opener.document.$callingform.retainsec.value = formname.retainsec.value;
+        }
+        setSections(formname,'$crstype');
+        if (seccheck == 'ok') {
+            opener.document.$callingform.newsecs.value = formname.sections.value;
+        }
+END
+    } else {
+        if ($context eq 'course') {
+            if (($env{'form.bulkaction'} eq 'reenable') || 
+                ($env{'form.bulkaction'} eq 'activate') || 
+                ($env{'form.bulkaction'} eq 'chgdates')) {
+                if ($env{'request.course.sec'} eq '') {
+                    $output .= <<"END";
+ 
+        if (formname.makedatesdefault.checked == true) {
+            opener.document.$callingform.makedatesdefault.value = 1;
+        }
+        else {
+            opener.document.$callingform.makedatesdefault.value = 0;
+        }
+
+END
+                }
+            }
+        }
+        $output .= <<"END";
+    opener.document.$callingform.startdate_month.value =  formname.startdate_month.options[formname.startdate_month.selectedIndex].value;
+    opener.document.$callingform.startdate_day.value =  formname.startdate_day.value;
+    opener.document.$callingform.startdate_year.value = formname.startdate_year.value;
+    opener.document.$callingform.startdate_hour.value =  formname.startdate_hour.options[formname.startdate_hour.selectedIndex].value;
+    opener.document.$callingform.startdate_minute.value =  formname.startdate_minute.value;
+    opener.document.$callingform.startdate_second.value = formname.startdate_second.value;
+    opener.document.$callingform.enddate_month.value =  formname.enddate_month.options[formname.enddate_month.selectedIndex].value;
+    opener.document.$callingform.enddate_day.value =  formname.enddate_day.value;
+    opener.document.$callingform.enddate_year.value = formname.enddate_year.value;
+    opener.document.$callingform.enddate_hour.value =  formname.enddate_hour.options[formname.enddate_hour.selectedIndex].value;
+    opener.document.$callingform.enddate_minute.value =  formname.enddate_minute.value;
+    opener.document.$callingform.enddate_second.value = formname.enddate_second.value;
+    if (formname.no_end_date.checked) {
+        opener.document.$callingform.no_end_date.value = '1';
+    } else {
+        opener.document.$callingform.no_end_date.value = '0';
+    }
+END
+    }
+    my $verify_action_js = &bulkaction_javascript($callingform,'popup');
+    $output .= <<"ENDJS";
+    verify_action('actionlist');
+}
+
+$verify_action_js
+
+// ]]>
+</script>
+ENDJS
+    my %lt = &Apache::lonlocal::texthash (
+                 chac => 'Access dates to apply for selected users',
+                 chse => 'Changes in section affiliation to apply to selected users',
+                 fors => 'For student roles changing the section, will result in a section switch as students may only be in one section of a course at a time.',
+                 forn => 'For a role in a course that is not a student role, a user may have roles in more than one section of a course at a time.',
+                 reta => "Retain each user's current section affiliations?", 
+                 dnap => '(Does not apply to student roles).',
+            );
+    my ($date_items,$headertext);
+    if ($env{'form.bulkaction'} eq 'chgsec') {
+        $headertext = $lt{'chse'};
+    } else {
+        $headertext = $lt{'chac'};
+        my $starttime;
+        if (($env{'form.bulkaction'} eq 'activate') || 
+            ($env{'form.bulkaction'} eq 'reenable')) {
+            $starttime = time;
+        }
+        $date_items = &date_setting_table($starttime,undef,$context,
+                                          $env{'form.bulkaction'},$formname,
+                                          $permission,$crstype);
+    }
+    $output .= '<h3>'.$headertext.'</h3>'.
+               '<form name="'.$formname.'" method="post">'."\n".
+                $date_items;
+    if ($context eq 'course' && $env{'form.bulkaction'} eq 'chgsec') {
+        my ($cnum,$cdom) = &get_course_identity();
+        my $crstype = &Apache::loncommon::course_type();
+        if ($crstype eq 'Community') {
+            $lt{'fors'} = &mt('For member roles changing the section, will result in a section switch as members may only be in one section of a community at a time.');
+            $lt{'forn'} = &mt('For a role in a community that is not a member role, a user may have roles in more than one section of a community at a time.');
+            $lt{'dnap'} = &mt('(Does not apply to member roles).'); 
+        }
+        my $info;
+        if ($env{'form.showrole'} eq 'st') {
+            $output .= '<p>'.$lt{'fors'}.'</p>'; 
+        } elsif ($env{'form.showrole'} eq 'Any') {
+            $output .= '<p>'.$lt{'fors'}.'</p>'.
+                       '<p>'.$lt{'forn'}.'&nbsp;';
+            $info = $lt{'reta'};
+        } else {
+            $output .= '<p>'.$lt{'forn'}.'&nbsp;';
+            $info = $lt{'reta'};
+        }
+        if ($info) {
+            $info .= '<span class="LC_nobreak">'.
+                     '<label><input type="radio" name="retainsec" value="1" '.
+                     'checked="checked" />'.&mt('Yes').'</label>&nbsp;&nbsp;'.
+                     '<label><input type="radio" name="retainsec" value="0" />'.
+                     &mt('No').'</label></span>';
+            if ($env{'form.showrole'} eq 'Any') {
+                $info .= '<br />'.$lt{'dnap'};
+            }
+            $info .= '</p>';
+        } else {
+            $info = '<input type="hidden" name="retainsec" value="0" />'; 
+        }
+        my $rowtitle = &mt('New section to assign');
+        my $secbox = &section_picker($cdom,$cnum,$env{'form.showrole'},$rowtitle,$permission,$context,'',$crstype);
+        $output .= $info.$secbox;
+    }
+    $output .= '<p>'.
+'<input type="button" name="dateselection" value="'.&mt('Save').'" onclick="javascript:saveselections(this.form)" /></p>'."\n".
+'</form>';
+    return $output;
+}
+
+sub section_picker {
+    my ($cdom,$cnum,$role,$rowtitle,$permission,$context,$mode,$crstype) = @_;
+    my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum);
+    my $sections_select .= &course_sections(\%sections_count,$role);
+    my $secbox = '<p>'.&Apache::lonhtmlcommon::start_pick_box()."\n";
+    if ($mode eq 'upload') {
+        my ($options,$cb_script,$coursepick) =
+            &default_role_selector($context,1,$crstype);
+        $secbox .= &Apache::lonhtmlcommon::row_title(&mt('role'),'LC_oddrow_value').
+                   $options. &Apache::lonhtmlcommon::row_closure(1)."\n";
+    }
+    $secbox .= &Apache::lonhtmlcommon::row_title($rowtitle,'LC_oddrow_value')."\n";
+    if ($env{'request.course.sec'} eq '') {
+        $secbox .= '<table class="LC_createuser"><tr class="LC_section_row">'."\n".
+                   '<td align="center">'.&mt('Existing sections')."\n".
+                   '<br />'.$sections_select.'</td><td align="center">'.
+                   &mt('New section').'<br />'."\n".
+                   '<input type="text" name="newsec" size="15" />'."\n".
+                   '<input type="hidden" name="sections" value="" />'."\n".
+                   '</td></tr></table>'."\n";
+    } else {
+       $secbox .= '<input type="hidden" name="sections" value="'.
+                   $env{'request.course.sec'}.'" />'.
+                   $env{'request.course.sec'};
+    }
+    $secbox .= &Apache::lonhtmlcommon::row_closure(1)."\n".
+               &Apache::lonhtmlcommon::end_pick_box().'</p>';
+    return $secbox;
+}
+
 sub results_header_row {
-    my ($rolefilter,$statusmode,$context) = @_;
+    my ($rolefilter,$statusmode,$context,$permission,$mode,$crstype) = @_;
     my ($description,$showfilter);
     if ($rolefilter ne 'Any') {
         $showfilter = $rolefilter;
     }
     if ($context eq 'course') {
-        $description = &mt('Course - ').$env{'course.'.$env{'request.course.id'}.'.description'}.': ';
-        if ($statusmode eq 'Expired') {
-            $description .= &mt('Users in course with expired [_1] roles',$showfilter);
+        if ($mode eq 'csv' || $mode eq 'excel') {
+            if ($crstype eq 'Community') {
+                $description = &mt('Community - [_1]:',$env{'course.'.$env{'request.course.id'}.'.description'}).' ';
+            } else {
+                $description = &mt('Course - [_1]:',$env{'course.'.$env{'request.course.id'}.'.description'}).' ';
+            }
         }
-        if ($statusmode eq 'Future') {
-            $description .= &mt('Users in course with future [_1] roles',$showfilter);
+        if ($statusmode eq 'Expired') {
+            if ($crstype eq 'Community') {
+                $description .= &mt('Users in community with expired [_1] roles',$showfilter);
+            } else {
+                $description .= &mt('Users in course with expired [_1] roles',$showfilter);
+            }
+        } elsif ($statusmode eq 'Future') {
+            if ($crstype eq 'Community') {
+                $description .= &mt('Users in community with future [_1] roles',$showfilter);
+            } else {
+                $description .= &mt('Users in course with future [_1] roles',$showfilter);
+            }
         } elsif ($statusmode eq 'Active') {
-            $description .= &mt('Users in course with active [_1] roles',$showfilter);
+            if ($crstype eq 'Community') {
+                $description .= &mt('Users in community with active [_1] roles',$showfilter);
+            } else {
+                $description .= &mt('Users in course with active [_1] roles',$showfilter);
+            }
         } else {
             if ($rolefilter eq 'Any') {
-                $description .= &mt('All users in course');
+                if ($crstype eq 'Community') {
+                    $description .= &mt('All users in community');
+                } else {
+                    $description .= &mt('All users in course');
+                }
             } else {
-                $description .= &mt('All users in course with [_1] roles',$rolefilter);
+                if ($crstype eq 'Community') {
+                    $description .= &mt('All users in community with [_1] roles',$rolefilter);
+                } else {
+                    $description .= &mt('All users in course with [_1] roles',$rolefilter);
+                }
+            }
+        }
+        my $constraint;
+        my $viewablesec = &viewable_section($permission);
+        if ($viewablesec ne '') {
+            if ($env{'form.showrole'} eq 'st') {
+                $constraint = &mt('only users in section "[_1]"',$viewablesec);
+            } elsif (($env{'form.showrole'} ne 'cc') && ($env{'form.showrole'} ne 'co')) {
+                $constraint = &mt('only users affiliated with no section or section "[_1]"',$viewablesec);
+            }
+            if (($env{'form.grpfilter'} ne 'all') && ($env{'form.grpfilter'} ne '')) {
+                if ($env{'form.grpfilter'} eq 'none') {
+                    $constraint .= &mt(' and not in any group');
+                } else {
+                    $constraint .= &mt(' and members of group: "[_1]"',$env{'form.grpfilter'});
+                }
+            }
+        } else {
+            if (($env{'form.secfilter'} ne 'all') && ($env{'form.secfilter'} ne '')) {
+                if ($env{'form.secfilter'} eq 'none') {
+                    $constraint = &mt('only users affiliated with no section');
+                } else {
+                    $constraint = &mt('only users affiliated with section "[_1]"',$env{'form.secfilter'});
+                }
+            }
+            if (($env{'form.grpfilter'} ne 'all') && ($env{'form.grpfilter'} ne '')) {
+                if ($env{'form.grpfilter'} eq 'none') {
+                    if ($constraint eq '') {
+                        $constraint = &mt('only users not in any group');
+                    } else {
+                        $constraint .= &mt(' and also not in any group'); 
+                    }
+                } else {
+                    if ($constraint eq '') {
+                        $constraint = &mt('only members of group: "[_1]"',$env{'form.grpfilter'});
+                    } else {
+                        $constraint .= &mt(' and also members of group: "[_1]"'.$env{'form.grpfilter'});
+                    }
+                }
             }
         }
-    } elsif ($context eq 'construction_space') {
-        $description = &mt('Author space for [_1].').' ';
+        if ($constraint ne '') {
+            $description .= ' ('.$constraint.')';
+        } 
+    } elsif ($context eq 'author') {
+        $description = 
+            &mt('Author space for [_1]'
+                ,'<span class="LC_cusr_emph">'
+                .&Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'})
+                .'</span>')
+            .':&nbsp;&nbsp;';
         if ($statusmode eq 'Expired') {
             $description .= &mt('Co-authors with expired [_1] roles',$showfilter);
         } elsif ($statusmode eq 'Future') {
@@ -2143,7 +3361,7 @@ sub results_header_row {
         }
     } elsif ($context eq 'domain') {
         my $domdesc = &Apache::lonnet::domain($env{'request.role.domain'},'description');
-        $description = &mt('Domain - ').$domdesc.': ';
+        $description = &mt('Domain - [_1]:',$domdesc).' ';
         if ($env{'form.roletype'} eq 'domain') {
             if ($statusmode eq 'Expired') {
                 $description .= &mt('Users in domain with expired [_1] roles',$showfilter);
@@ -2158,7 +3376,7 @@ sub results_header_row {
                     $description .= &mt('All users in domain with [_1] roles',$rolefilter);
                 }
             }
-        } elsif ($env{'form.roletype'} eq 'construction_space') {
+        } elsif ($env{'form.roletype'} eq 'author') {
             if ($statusmode eq 'Expired') {
                 $description .= &mt('Co-authors in domain with expired [_1] roles',$showfilter);
             } elsif ($statusmode eq 'Future') {
@@ -2172,19 +3390,29 @@ sub results_header_row {
                     $description .= &mt('All co-authors in domain  with [_1] roles',$rolefilter);
                 }
             }
-        } elsif ($env{'form.roletype'} eq 'course') {
+        } elsif (($env{'form.roletype'} eq 'course') || 
+                 ($env{'form.roletype'} eq 'community')) {
+
             my $coursefilter = $env{'form.coursepick'};
-            if ($coursefilter eq 'category') {
-                my $instcode = &instcode_from_coursefilter();
-                if ($instcode eq '.') {
+            if ($env{'form.roletype'} eq 'course') {
+                if ($coursefilter eq 'category') {
+                    my $instcode = &instcode_from_coursefilter();
+                    if ($instcode eq '.') {
+                        $description .= &mt('All courses in domain').' - ';
+                    } else {
+                        $description .= &mt('Courses in domain with institutional code: [_1]',$instcode).' - ';
+                    }
+                } elsif ($coursefilter eq 'selected') {
+                    $description .= &mt('Selected courses in domain').' - ';
+                } elsif ($coursefilter eq 'all') {
                     $description .= &mt('All courses in domain').' - ';
-                } else {
-                    $description .= &mt('Courses in domain with institutional code: [_1]',$instcode).' - ';
                 }
-            } elsif ($coursefilter eq 'selected') {
-                $description .= &mt('Selected courses in domain').' - ';
-            } elsif ($coursefilter eq 'all') {
-                $description .= &mt('All courses in domain').' - ';
+            } elsif ($env{'form.roletype'} eq 'community') {
+                if ($coursefilter eq 'selected') {
+                    $description .= &mt('Selected communities in domain').' - ';
+                } elsif ($coursefilter eq 'all') {
+                    $description .= &mt('All communities in domain').' - ';
+                }
             }
             if ($statusmode eq 'Expired') {
                 $description .= &mt('users with expired [_1] roles',$showfilter);
@@ -2203,12 +3431,27 @@ sub results_header_row {
     }
     return $description;
 }
+
+sub viewable_section {
+    my ($permission) = @_;
+    my $viewablesec;
+    if (ref($permission) eq 'HASH') {
+        if (exists($permission->{'view_section'})) {
+            $viewablesec = $permission->{'view_section'};
+        } elsif (exists($permission->{'cusr_section'})) {
+            $viewablesec = $permission->{'cusr_section'};
+        }
+    }
+    return $viewablesec;
+}
+
     
 #################################################
 #################################################
 sub show_drop_list {
-    my ($r,$classlist,$keylist,$nosort)=@_;
-    my $cid=$env{'request.course.id'};
+    my ($r,$classlist,$nosort,$permission,$crstype) = @_;
+    my $cid = $env{'request.course.id'};
+    my ($cnum,$cdom) = &get_course_identity($cid);
     if (! exists($env{'form.sortby'})) {
         &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                                 ['sortby']);
@@ -2217,107 +3460,125 @@ sub show_drop_list {
     if ($sortby !~ /^(username|domain|section|groups|fullname|id|start|end)$/) {
         $sortby = 'username';
     }
-    my $cdom = $env{'course.'.$cid.'.domain'};
-    my $cnum = $env{'course.'.$cid,'.num'};
-    my ($classgroups) = &Apache::loncoursedata::get_group_memberships(
-                                              $classlist,$keylist,$cdom,$cnum);
-    #
     my $action = "drop";
+    my $check_uncheck_js = &Apache::loncommon::check_uncheck_jscript();
     $r->print(<<END);
 <input type="hidden" name="sortby" value="$sortby" />
 <input type="hidden" name="action" value="$action" />
 <input type="hidden" name="state"  value="done" />
-<script>
-function checkAll(field) {
-    for (i = 0; i < field.length; i++)
-        field[i].checked = true ;
-}
-
-function uncheckAll(field) {
-    for (i = 0; i < field.length; i++)
-        field[i].checked = false ;
-}
+<script type="text/javascript" language="Javascript">
+// <![CDATA[
+$check_uncheck_js
+// ]]>
 </script>
 <p>
-<input type="hidden" name="phase" value="four">
+<input type="hidden" name="phase" value="four" />
 END
-
-my %lt=&Apache::lonlocal::texthash('usrn'   => "username",
-                                   'dom'    => "domain",
-                                   'sn'     => "student name",
-                                   'sec'    => "section",
-                                   'start'  => "start date",
-                                   'end'    => "end date",
-                                   'groups' => "active groups",
-                                   );
+    my ($indexhash,$keylist) = &make_keylist_array();
+    my $studentcount = 0;
+    if (ref($classlist) eq 'HASH') {
+        foreach my $student (keys(%{$classlist})) {
+            my $sdata = $classlist->{$student}; 
+            my $status = $sdata->[$indexhash->{'status'}];
+            my $section = $sdata->[$indexhash->{'section'}];
+            if ($status ne 'Active') {
+                delete($classlist->{$student});
+                next;
+            }
+            if ($env{'request.course.sec'} ne '') {
+                if ($section ne $env{'request.course.sec'}) {
+                    delete($classlist->{$student});
+                    next;
+                }
+            }
+            $studentcount ++;
+        }
+    }
+    if (!$studentcount) {
+        if ($crstype eq 'Community') {
+            $r->print(&mt('There are no members to drop.'));
+        } else {
+            $r->print(&mt('There are no students to drop.'));
+        }
+        return;
+    }
+    my ($classgroups) = &Apache::loncoursedata::get_group_memberships(
+                                              $classlist,$keylist,$cdom,$cnum);
+    my %lt=&Apache::lonlocal::texthash('usrn'   => "username",
+                                       'dom'    => "domain",
+                                       'sn'     => "student name",
+                                       'mn'     => "member name",
+                                       'sec'    => "section",
+                                       'start'  => "start date",
+                                       'end'    => "end date",
+                                       'groups' => "active groups",
+                                      );
+    my $nametitle = $lt{'sn'};
+    if ($crstype eq 'Community') {
+        $nametitle = $lt{'mn'};
+    }
     if ($nosort) {
-        $r->print(&Apache::loncommon::start_data_table());
+        $r->print(&Apache::loncommon::start_data_table().
+                  &Apache::loncommon::start_data_table_header_row());
         $r->print(<<END);
-<tr>
     <th>&nbsp;</th>
     <th>$lt{'usrn'}</th>
     <th>$lt{'dom'}</th>
     <th>ID</th>
-    <th>$lt{'sn'}</th>
+    <th>$nametitle</th>
     <th>$lt{'sec'}</th>
     <th>$lt{'start'}</th>
     <th>$lt{'end'}</th>
     <th>$lt{'groups'}</th>
-</tr>
 END
-
+        $r->print(&Apache::loncommon::end_data_table_header_row());
     } else  {
-        $r->print(&Apache::loncommon::start_data_table());
+        $r->print(&Apache::loncommon::start_data_table().
+                  &Apache::loncommon::start_data_table_header_row());
         $r->print(<<END);
-<tr><th>&nbsp;</th>
+    <th>&nbsp;</th>
     <th>
-       <a href="/adm/dropadd?action=$action&sortby=username">$lt{'usrn'}</a>
+       <a href="/adm/createuser?action=$action&sortby=username">$lt{'usrn'}</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=domain">$lt{'dom'}</a>
+       <a href="/adm/createuser?action=$action&sortby=domain">$lt{'dom'}</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=id">ID</a>
+       <a href="/adm/createuser?action=$action&sortby=id">ID</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=fullname">$lt{'sn'}</a>
+       <a href="/adm/createuser?action=$action&sortby=fullname">$nametitle</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=section">$lt{'sec'}</a>
+       <a href="/adm/createuser?action=$action&sortby=section">$lt{'sec'}</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=start">$lt{'start'}</a>
+       <a href="/adm/createuser?action=$action&sortby=start">$lt{'start'}</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=end">$lt{'end'}</a>
+       <a href="/adm/createuser?action=$action&sortby=end">$lt{'end'}</a>
     </th><th>
-       <a href="/adm/dropadd?action=$action&sortby=groups">$lt{'groups'}</a>
+       <a href="/adm/createuser?action=$action&sortby=groups">$lt{'groups'}</a>
     </th>
-</tr>
 END
+        $r->print(&Apache::loncommon::end_data_table_header_row());
     }
     #
     # Sort the students
-    my %index;
-    my $i;
-    foreach (@$keylist) {
-        $index{$_} = $i++;
-    }
-    $index{'groups'} = scalar(@$keylist);
-    my $index  = $index{$sortby};
-    my $second = $index{'username'};
-    my $third  = $index{'domain'};
+    my $index  = $indexhash->{$sortby};
+    my $second = $indexhash->{'username'};
+    my $third  = $indexhash->{'domain'};
     my @Sorted_Students = sort {
         lc($classlist->{$a}->[$index])  cmp lc($classlist->{$b}->[$index])
             ||
         lc($classlist->{$a}->[$second]) cmp lc($classlist->{$b}->[$second])
             ||
         lc($classlist->{$a}->[$third]) cmp lc($classlist->{$b}->[$third])
-        } (keys(%$classlist));
+        } (keys(%{$classlist}));
     foreach my $student (@Sorted_Students) {
         my $error;
         my $sdata = $classlist->{$student};
-        my $username = $sdata->[$index{'username'}];
-        my $domain   = $sdata->[$index{'domain'}];
-        my $section  = $sdata->[$index{'section'}];
-        my $name     = $sdata->[$index{'fullname'}];
-        my $id       = $sdata->[$index{'id'}];
-        my $start    = $sdata->[$index{'start'}];
-        my $end      = $sdata->[$index{'end'}];
+        my $username = $sdata->[$indexhash->{'username'}];
+        my $domain   = $sdata->[$indexhash->{'domain'}];
+        my $section  = $sdata->[$indexhash->{'section'}];
+        my $name     = $sdata->[$indexhash->{'fullname'}];
+        my $id       = $sdata->[$indexhash->{'id'}];
+        my $start    = $sdata->[$indexhash->{'start'}];
+        my $end      = $sdata->[$indexhash->{'end'}];
         my $groups = $classgroups->{$student};
         my $active_groups;
         if (ref($groups->{active}) eq 'HASH') {
@@ -2333,18 +3594,18 @@ END
         } else {
             $end = &Apache::lonlocal::locallocaltime($end);
         }
-        my $status   = $sdata->[$index{'status'}];
-        next if ($status ne 'Active');
+        my $studentkey = $student.':'.$section;
+        my $startitem = '<input type="hidden" name="'.$studentkey.'_start" value="'.$sdata->[$indexhash->{'start'}].'" />';
         #
         $r->print(&Apache::loncommon::start_data_table_row());
         $r->print(<<"END");
-    <td><input type="checkbox" name="droplist" value="$student"></td>
+    <td><input type="checkbox" name="droplist" value="$studentkey" /></td>
     <td>$username</td>
     <td>$domain</td>
     <td>$id</td>
     <td>$name</td>
     <td>$section</td>
-    <td>$start</td>
+    <td>$start $startitem</td>
     <td>$end</td>
     <td>$active_groups</td>
 END
@@ -2352,15 +3613,24 @@ END
     }
     $r->print(&Apache::loncommon::end_data_table().'<br />');
     %lt=&Apache::lonlocal::texthash(
-                       'dp'   => "Expire Users' Roles",
+                       'dp'   => "Drop Students",
+                       'dm'   => "Drop Members",
                        'ca'   => "check all",
                        'ua'   => "uncheck all",
                                        );
+    my $btn = $lt{'dp'};
+    if ($crstype eq 'Community') {
+        $btn = $lt{'dm'}; 
+    }
     $r->print(<<"END");
-</p><p>
-<input type="button" value="$lt{'ca'}" onclick="javascript:checkAll(document.studentform.droplist)"> &nbsp;
-<input type="button" value="$lt{'ua'}" onclick="javascript:uncheckAll(document.studentform.droplist)">
-<p><input type=submit value="$lt{'dp'}"></p>
+</p>
+<p>
+<input type="button" value="$lt{'ca'}" onclick="javascript:checkAll(document.studentform.droplist)" /> &nbsp;
+<input type="button" value="$lt{'ua'}" onclick="javascript:uncheckAll(document.studentform.droplist)" />
+</p>
+<p>
+<input type="submit" value="$btn" />
+</p>
 END
     return;
 }
@@ -2371,30 +3641,47 @@ END
 sub print_first_users_upload_form {
     my ($r,$context) = @_;
     my $str;
-    $str  = '<input type="hidden" name="phase" value="two">';
+    $str  = '<input type="hidden" name="phase" value="two" />';
     $str .= '<input type="hidden" name="action" value="upload" />';
-    $str .= '<input type="hidden"   name="state"  value="got_file" />';
-    $str .= "<h3>".&mt('Upload a file containing information about users')."</h3>\n";
-    $str .= &Apache::loncommon::upfile_select_html();
-    $str .= "<p>\n";
-    $str .= '<input type="submit" name="fileupload" value="'.
-        &mt('Upload file of users').'">'."\n";
-    $str .= '<label><input type="checkbox" name="noFirstLine" /> '.
-        &mt('Ignore First Line')."</label></p>\n";
-    $str .= &Apache::loncommon::help_open_topic("Course_Create_Class_List",
-                         &mt("How do I create a users list from a spreadsheet")).
-                             "<br />\n";
-    $str .= &Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
-                           &mt("How do I create a CSV file from a spreadsheet")).
-                               "<br />\n";
+    $str .= '<input type="hidden" name="state"  value="got_file" />';
+
+
+    $str .= '<h2>'.&mt('Upload a file containing information about users').'</h2>'."\n";
+
+    # Excel and CSV Help
+    $str .= '<p>'
+           .&Apache::loncommon::help_open_topic("Course_Create_Class_List",
+                &mt("How do I create a users list from a spreadsheet"))
+           ."<br />\n"
+           .&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
+                &mt("How do I create a CSV file from a spreadsheet"))
+           ."</p>\n";
+
+    $str .= &Apache::lonhtmlcommon::start_pick_box()
+           .&Apache::lonhtmlcommon::row_title(&mt('File'))
+           .&Apache::loncommon::upfile_select_html()
+           .&Apache::lonhtmlcommon::row_closure()
+           .&Apache::lonhtmlcommon::row_title(
+                '<label for="noFirstLine">'
+               .&mt('Ignore First Line')
+               .'</label>')
+           .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />'
+           .&Apache::lonhtmlcommon::row_closure(1)
+           .&Apache::lonhtmlcommon::end_pick_box();
+
+    $str .= '<p>'
+           .'<input type="submit" name="fileupload" value="'.&mt('Next').'" />'
+           .'</p>';
+
     $str .= &Apache::loncommon::end_page();
+
     $r->print($str);
     return;
 }
 
 # ================================================= Drop/Add from uploaded file
 sub upfile_drop_add {
-    my ($r,$context) = @_;
+    my ($r,$context,$permission) = @_;
     &Apache::loncommon::load_tmp_file($r);
     my @userdata=&Apache::loncommon::upfile_record_sep();
     if($env{'form.noFirstLine'}){shift(@userdata);}
@@ -2409,10 +3696,14 @@ sub upfile_drop_add {
             $fields{$env{'form.f'.$i}}=$keyfields[$i];
         }
     }
+    if ($env{'form.fullup'} ne 'yes') {
+        $r->print('<form name="studentform" method="post" action="/adm/createuser">'."\n".
+                  '<input type="hidden" name="action" value="'.$env{'form.action'}.'" />');
+    }
     #
     # Store the field choices away
     foreach my $field (qw/username names
-                       fname mname lname gen id sec ipwd email role/) {
+                       fname mname lname gen id sec ipwd email role domain/) {
         $env{'form.'.$field.'_choice'}=$fields{$field};
     }
     &Apache::loncommon::store_course_settings('enrollment_upload',
@@ -2426,19 +3717,40 @@ sub upfile_drop_add {
                                                 'sec_choice' => 'scalar',
                                                 'ipwd_choice' => 'scalar',
                                                 'email_choice' => 'scalar',
-                                                'role_choice'  => 'scalar' });
+                                                'role_choice'  => 'scalar',
+                                                'domain_choice' => 'scalar',
+                                                'inststatus_choice' => 'scalar'});
     #
+    my ($cid,$crstype,$setting);
+    if ($context eq 'domain') {
+        $setting = $env{'form.roleaction'};
+    }
+    if ($env{'request.course.id'} ne '') {
+        $cid = $env{'request.course.id'};
+        $crstype = &Apache::loncommon::course_type();
+    } elsif ($setting eq 'course') {
+        if (&Apache::lonnet::is_course($env{'form.dcdomain'},$env{'form.dccourse'})) {
+            $cid = $env{'form.dcdomain'}.'_'.$env{'form.dccourse'};
+            $crstype = &Apache::loncommon::course_type($cid);
+        }
+    }
     my ($startdate,$enddate) = &get_dates_from_form();
     if ($env{'form.makedatesdefault'}) {
-        $r->print(&make_dates_default($startdate,$enddate));
+        $r->print(&make_dates_default($startdate,$enddate,$context,$crstype);
     }
     # Determine domain and desired host (home server)
-    my $domain=$env{'request.role.domain'};
+    my $defdom=$env{'request.role.domain'};
+    my $domain;
+    if ($env{'form.defaultdomain'} ne '') {
+        $domain = $env{'form.defaultdomain'};
+    } else {
+        $domain = $defdom;
+    }
     my $desiredhost = $env{'form.lcserver'};
     if (lc($desiredhost) eq 'default') {
         $desiredhost = undef;
     } else {
-        my %home_servers = &Apache::lonnet::get_servers($domain,'library');
+        my %home_servers = &Apache::lonnet::get_servers($defdom,'library');
         if (! exists($home_servers{$desiredhost})) {
             $r->print('<span class="LC_error">'.&mt('Error').
                       &mt('Invalid home server specified').'</span>');
@@ -2476,30 +3788,62 @@ sub upfile_drop_add {
             $amode = ''; # This causes the loop below to be skipped
         }
     }
-    my ($cid,$defaultsec,$defaultrole,$setting);
+    my ($defaultsec,$defaultrole);
     if ($context eq 'domain') {
-        $setting = $env{'form.roleaction'};
         if ($setting eq 'domain') {
             $defaultrole = $env{'form.defaultrole'};
         } elsif ($setting eq 'course') {
             $defaultrole = $env{'form.courserole'};
-        }  
-    } elsif ($context eq 'construction_space') {
+            $defaultsec = $env{'form.sections'};
+        }
+    } elsif ($context eq 'author') {
+        $defaultrole = $env{'form.defaultrole'};
+    } elsif ($context eq 'course') {
         $defaultrole = $env{'form.defaultrole'};
+        $defaultsec = $env{'form.sections'};
     }
-    if ($context eq 'domain' && $setting eq 'course') { 
-        if ($env{'form.newsec'} ne '') {
-            $defaultsec = $env{'form.newsec'};
-        } elsif ($env{'form.defaultsec'} ne '') {
-            $defaultsec = $env{'form.defaultsec'}
+    # Check to see if user information can be changed
+    my @userinfo = ('firstname','middlename','lastname','generation',
+                    'permanentemail','id');
+    my %canmodify;
+    if (&Apache::lonnet::allowed('mau',$domain)) {
+        push(@userinfo,'inststatus');
+        foreach my $field (@userinfo) {
+            $canmodify{$field} = 1;
+        }
+    }
+    my (%userlist,%modifiable_fields,@poss_roles);
+    my $secidx = &Apache::loncoursedata::CL_SECTION();
+    my @courseroles = &roles_by_context('course',1,$crstype);
+    if (!&Apache::lonnet::allowed('mau',$domain)) {
+        if ($context eq 'course' || $context eq 'author') {
+            @poss_roles =  &curr_role_permissions($context,'','',$crstype);
+            my @statuses = ('active','future');
+            my ($indexhash,$keylist) = &make_keylist_array();
+            my %info;
+            foreach my $role (@poss_roles) {
+                %{$modifiable_fields{$role}} = &can_modify_userinfo($context,$domain,
+                                                        \@userinfo,[$role]);
+            }
+            if ($context eq 'course') {
+                my ($cnum,$cdom) = &get_course_identity();
+                my $roster = &Apache::loncoursedata::get_classlist();
+                if (ref($roster) eq 'HASH') {
+                    %userlist = %{$roster};
+                }
+                my %advrolehash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,
+                                                         \@statuses,\@poss_roles);
+                &gather_userinfo($context,'view',\%userlist,$indexhash,\%info,
+                                \%advrolehash,$permission);
+            } elsif ($context eq 'author') {
+                my %cstr_roles = &Apache::lonnet::get_my_roles(undef,undef,undef,
+                                                  \@statuses,\@poss_roles);
+                &gather_userinfo($context,'view',\%userlist,$indexhash,\%info,
+                             \%cstr_roles,$permission);
+
+            }
         }
     }
-    if ($env{'request.course.id'} ne '') {
-        $cid = $env{'request.course.id'};
-    } elsif ($env{'form.defaultdomain'} ne '' && $env{'form.defaultcourse'} ne '') {
-        $cid = $env{'form.defaultdomain'}.'_'.
-               $env{'form.defaultcourse'};
-    }
     if ( $domain eq &LONCAPA::clean_domain($domain)
         && ($amode ne '')) {
         #######################################
@@ -2507,11 +3851,13 @@ sub upfile_drop_add {
         #######################################
         if ($context eq 'course') {
             $r->print('<h3>'.&mt('Enrolling Users')."</h3>\n<p>\n");
-        } elsif ($context eq 'construction_space') {
+        } elsif ($context eq 'author') {
             $r->print('<h3>'.&mt('Updating Co-authors')."</h3>\n<p>\n");
         } else {
             $r->print('<h3>'.&mt('Adding/Modifying Users')."</h3>\n<p>\n");
         }
+        $r->rflush;
+
         my %counts = (
                        user => 0,
                        auth => 0,
@@ -2519,16 +3865,51 @@ sub upfile_drop_add {
                      );
         my $flushc=0;
         my %student=();
-        my %curr_groups;
+        my (%curr_groups,@sections,@cleansec,$defaultwarn,$groupwarn);
         my %userchg;
-        if ($context eq 'course') {
-            # Get information about course groups
-            %curr_groups = &Apache::longroup::coursegroups();
+        if ($context eq 'course' || $setting eq 'course') {
+            if ($context eq 'course') {
+                # Get information about course groups
+                %curr_groups = &Apache::longroup::coursegroups();
+            } elsif ($setting eq 'course') {
+                if ($cid) {
+                    %curr_groups =
+                        &Apache::longroup::coursegroups($env{'form.dcdomain'},
+                                                        $env{'form.dccourse'});
+                }
+            }
+            # determine section number
+            if ($defaultsec =~ /,/) {
+                push(@sections,split(/,/,$defaultsec));
+            } else {
+                push(@sections,$defaultsec);
+            }
+            # remove non alphanumeric values from section
+            foreach my $item (@sections) {
+                $item =~ s/\W//g;
+                if ($item eq "none" || $item eq 'all') {
+                    $defaultwarn = &mt('Default section name [_1] could not be used as it is a reserved word.',$item);
+                } elsif ($item ne ''  && exists($curr_groups{$item})) {
+                    $groupwarn = &mt('Default section name "[_1]" is the name of a course group. Section names and group names must be distinct.',$item);
+                } elsif ($item ne '') {
+                    push(@cleansec,$item);
+                }
+            }
+            if ($defaultwarn) {
+                $r->print($defaultwarn.'<br />');
+            }
+            if ($groupwarn) {
+                $r->print($groupwarn.'<br />');
+            }
         }
         my (%curr_rules,%got_rules,%alerts);
+        my %customroles = &my_custom_roles();
+        my @permitted_roles = 
+            &roles_on_upload($context,$setting,$crstype,%customroles); 
         # Get new users list
-        foreach (@userdata) {
-            my %entries=&Apache::loncommon::record_sep($_);
+        foreach my $line (@userdata) {
+            my @secs;
+            my %entries=&Apache::loncommon::record_sep($line);
             # Determine user name
             unless (($entries{$fields{'username'}} eq '') ||
                     (!defined($entries{$fields{'username'}}))) {
@@ -2553,33 +3934,55 @@ sub upfile_drop_add {
                 if ($entries{$fields{'username'}}
                     ne &LONCAPA::clean_username($entries{$fields{'username'}})) {
                     $r->print('<br />'.
-      &mt('<b>[_1]</b>: Unacceptable username for user [_2] [_3] [_4] [_5]',
-          $entries{$fields{'username'}},$fname,$mname,$lname,$gen).
-                              '</b>');
+      &mt('[_1]: Unacceptable username for user [_2] [_3] [_4] [_5]',
+          '<b>'.$entries{$fields{'username'}}.'</b>',$fname,$mname,$lname,$gen));
+                    next;
                 } else {
+                    if ($entries{$fields{'domain'}} 
+                        ne &LONCAPA::clean_domain($entries{$fields{'domain'}})) {
+                        $r->print('<br />'. '<b>'.$entries{$fields{'domain'}}.
+                                  '</b>: '.&mt('Unacceptable domain for user [_2] [_3] [_4] [_5]',$fname,$mname,$lname,$gen));
+                        next;
+                    }
                     my $username = $entries{$fields{'username'}};
-                    my $sec;
-                    if ($context eq 'course' || $setting eq 'course') {
-                        # determine section number
-                        if (defined($fields{'sec'})) {
-                            if (defined($entries{$fields{'sec'}})) {
-                                $sec=$entries{$fields{'sec'}};
+                    my $userdomain = $entries{$fields{'domain'}};
+                    if ($userdomain eq '') {
+                        $userdomain = $domain;
+                    }
+                    if (defined($fields{'sec'})) {
+                        if (defined($entries{$fields{'sec'}})) {
+                            $entries{$fields{'sec'}} =~ s/\W//g;
+                            my $item = $entries{$fields{'sec'}};
+                            if ($item eq "none" || $item eq 'all') {
+                                $r->print('<br />'.&mt('[_1]: Unable to enroll user [_2] [_3] [_4] [_5] in a section named "[_6]" - this is a reserved word.','<b>'.$username.'</b>',$fname,$mname,$lname,$gen,$item));
+                                next;
+                            } elsif (exists($curr_groups{$item})) {
+                                $r->print('<br />'.&mt('[_1]: Unable to enroll user [_2] [_3] [_4] [_5] in a section named "[_6]" - this is a course group.','<b>'.$username.'</b>',$fname,$mname,$lname,$gen,$item).' '.&mt('Section names and group names must be distinct.'));
+                                next;
+                            } else {
+                                push(@secs,$item);
                             }
-                        } else {
-                            $sec = $defaultsec;
                         }
-                        # remove non alphanumeric values from section
-                        $sec =~ s/\W//g;
-                        if ($sec eq "none" || $sec eq 'all') {
-                            $r->print('<br />'.
-      &mt('<b>[_1]</b>: Unable to enroll: section name "[_2]" for user [_3] [_4] [_5] [_6] is a reserved word.',
-                                      $username,$sec,$fname,$mname,$lname,$gen));
-                            next;
-                        } elsif (($sec ne '') && (exists($curr_groups{$sec}))) {
-                            $r->print('<br />'.
-      &mt('<b>[_1]</b>: Unable to enroll: section name "[_2]" for user [_3] [_4] [_5] [_6] is a course group. Section names and group names must be distinct.',
-                                      $username,$sec,$fname,$mname,$lname,$gen));
-                            next;
+                    }
+                    if ($env{'request.course.sec'} ne '') {
+                        @secs = ($env{'request.course.sec'});
+                        if (ref($userlist{$username.':'.$userdomain}) eq 'ARRAY') {
+                            my $currsec = $userlist{$username.':'.$userdomain}[$secidx];
+                            if ($currsec ne $env{'request.course.sec'}) {
+                                $r->print('<br />'.&mt('[_1]: Unable to enroll user [_2] [_3] [_4] [_5] in a section named "[_6]".','<b>'.$username.'</b>',$fname,$mname,$lname,$gen,$secs[0]).'<br />');
+                                if ($currsec eq '') {
+                                    $r->print(&mt('This user already has an active/future student role in the course, unaffiliated to any section.'));
+
+                                } else {
+                                    $r->print(&mt('This user already has an active/future role in section "[_1]" of the course.',$currsec));
+                                }
+                                $r->print('<br />'.&mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$secs[0]).'<br />');
+                                next;
+                            }
+                        }
+                    } elsif ($context eq 'course' || $setting eq 'course') {
+                        if (@secs == 0) {
+                            @secs = @cleansec;
                         }
                     }
                     # determine id number
@@ -2595,7 +3998,15 @@ sub upfile_drop_add {
                     if (defined($fields{'email'})) {
                         if (defined($entries{$fields{'email'}})) {
                             $email=$entries{$fields{'email'}};
-                            unless ($email=~/^[^\@]+\@[^\@]+$/) { $email=''; }                        }
+                            unless ($email=~/^[^\@]+\@[^\@]+$/) { $email=''; }
+                        }
+                    }
+                    # determine affiliation
+                    my $inststatus='';
+                    if (defined($fields{'inststatus'})) {
+                        if (defined($entries{$fields{'inststatus'}})) {
+                            $inststatus=$entries{$fields{'inststatus'}};
+                        }
                     }
                     # determine user password
                     my $password = $genpwd;
@@ -2608,14 +4019,21 @@ sub upfile_drop_add {
                     my $role = '';
                     if (defined($fields{'role'})) {
                         if ($entries{$fields{'role'}}) {
-                            my @poss_roles = 
-                                 &curr_role_permissions($context,$setting);
-                            if (grep(/^\Q$entries{$fields{'role'}}\E/,@poss_roles)) {
-                                $role=$entries{$fields{'role'}};
-                            } else {
-                                my $rolestr = join(', ',@poss_roles);
-                                $r->print('<br />'.
-      &mt('<b>[_1]</b>: You do not have permission to add the requested role [_2] for the user.',$entries{$fields{'username'}},$entries{$fields{'role'}}).'<br />'.&mt('Allowable role(s) is/are: [_1].',$rolestr)."\n");
+                            $entries{$fields{'role'}}  =~ s/(\s+$|^\s+)//g;
+                            if ($entries{$fields{'role'}} ne '') {
+                                if (grep(/^\Q$entries{$fields{'role'}}\E$/,@permitted_roles)) {
+                                    $role = $entries{$fields{'role'}};
+                                }
+                            }
+                            if ($role eq '') {
+                                my $rolestr = join(', ',@permitted_roles);
+                                $r->print('<br />'
+                                         .&mt('[_1]: You do not have permission to add the requested role [_2] for the user.'
+                                             ,'<b>'.$entries{$fields{'username'}}.'</b>'
+                                             ,$entries{$fields{'role'}})
+                                         .'<br />'
+                                         .&mt('Allowable role(s) is/are: [_1].',$rolestr)."\n"
+                                );
                                 next;
                             }
                         }
@@ -2624,16 +4042,16 @@ sub upfile_drop_add {
                         $role = $defaultrole;
                     }
                     # Clean up whitespace
-                    foreach (\$domain,\$username,\$id,\$fname,\$mname,
-                             \$lname,\$gen,\$sec,\$role) {
+                    foreach (\$id,\$fname,\$mname,\$lname,\$gen) {
                         $$_ =~ s/(\s+$|^\s+)//g;
                     }
                     # check against rules
                     my $checkid = 0;
                     my $newuser = 0;
                     my (%rulematch,%inst_results,%idinst_results);
-                    my $uhome=&Apache::lonnet::homeserver($username,$domain);
+                    my $uhome=&Apache::lonnet::homeserver($username,$userdomain);
                     if ($uhome eq 'no_host') {
+                        next if ($userdomain ne $domain);
                         $checkid = 1;
                         $newuser = 1;
                         my $checkhash;
@@ -2647,10 +4065,42 @@ sub upfile_drop_add {
                                 next if ($alerts{'username'}{$domain}{$username});
                             }
                         }
+                    } else {
+                        if ($context eq 'course' || $context eq 'author') {
+                            if ($userdomain eq $domain ) {
+                                if ($role eq '') {
+                                    my @checkroles;
+                                    foreach my $role (@poss_roles) {
+                                        my $endkey;
+                                        if ($role ne 'st') {
+                                            $endkey = ':'.$role;
+                                        }
+                                        if (exists($userlist{$username.':'.$userdomain.$endkey})) {
+                                            if (!grep(/^\Q$role\E$/,@checkroles)) {
+                                                push(@checkroles,$role);
+                                            }
+                                        }
+                                    }
+                                    if (@checkroles > 0) {
+                                        %canmodify = &can_modify_userinfo($context,$domain,\@userinfo,\@checkroles);
+                                    }
+                                } elsif (ref($modifiable_fields{$role}) eq 'HASH') {
+                                    %canmodify = %{$modifiable_fields{$role}};
+                                }
+                            }
+                            my @newinfo = (\$fname,\$mname,\$lname,\$gen,\$email,\$id);
+                            for (my $i=0; $i<@newinfo; $i++) {
+                                if (${$newinfo[$i]} ne '') {
+                                    if (!$canmodify{$userinfo[$i]}) {
+                                        ${$newinfo[$i]} = '';
+                                    }
+                                }
+                            }
+                        }
                     }
                     if ($id ne '') {
                         if (!$newuser) {
-                            my %idhash = &Apache::lonnet::idrget($domain,($username));
+                            my %idhash = &Apache::lonnet::idrget($userdomain,($username));
                             if ($idhash{$username} ne $id) {
                                 $checkid = 1;
                             }
@@ -2658,54 +4108,101 @@ sub upfile_drop_add {
                         if ($checkid) {
                             my $checkhash;
                             my $checks = { 'id' => 1 };
-                            $checkhash->{$username.':'.$domain} = { 'newuser' => $newuser,
+                            $checkhash->{$username.':'.$userdomain} = { 'newuser' => $newuser,
                                                                     'id'  => $id };
                             &Apache::loncommon::user_rule_check($checkhash,$checks,
                                 \%alerts,\%rulematch,\%idinst_results,\%curr_rules,
                                 \%got_rules);
                             if (ref($alerts{'id'}) eq 'HASH') {
-                                if (ref($alerts{'id'}{$domain}) eq 'HASH') {
-                                    next if ($alerts{'id'}{$domain}{$id});
+                                if (ref($alerts{'id'}{$userdomain}) eq 'HASH') {
+                                    next if ($alerts{'id'}{$userdomain}{$id});
                                 }
                             }
                         }
                     }
                     if ($password || $env{'form.login'} eq 'loc') {
-                        my ($userresult,$authresult,$roleresult);
+                        my $multiple = 0;
+                        my ($userresult,$authresult,$roleresult,$idresult);
+                        my (%userres,%authres,%roleres,%idres);
+                        my $singlesec = '';
                         if ($role eq 'st') {
-                            &modifystudent($domain,$username,$cid,$sec,
-                                           $desiredhost);
-                            $roleresult = 
+                            my $sec;
+                            if (@secs > 0) {
+                                $sec = $secs[0];
+                            }
+                            &modifystudent($userdomain,$username,$cid,$sec,
+                                           $desiredhost,$context);
+                            $roleresult =
                                 &Apache::lonnet::modifystudent
-                                    ($domain,$username,$id,$amode,$password,
+                                    ($userdomain,$username,$id,$amode,$password,
                                      $fname,$mname,$lname,$gen,$sec,$enddate,
                                      $startdate,$env{'form.forceid'},
-                                     $desiredhost,$email);
+                                     $desiredhost,$email,'manual','',$cid,
+                                     '',$context,$inststatus);
+                            $userresult = $roleresult;
+                        } else {
+                            if ($role ne '') { 
+                                if ($context eq 'course' || $setting eq 'course') {
+                                    if ($customroles{$role}) {
+                                        $role = 'cr_'.$env{'user.domain'}.'_'.
+                                                $env{'user.name'}.'_'.$role;
+                                    }
+                                    if (($role ne 'cc') && ($role ne 'co')) {
+                                        if (@secs > 1) {
+                                            $multiple = 1;
+                                            foreach my $sec (@secs) {
+                                                ($userres{$sec},$authres{$sec},$roleres{$sec},$idres{$sec}) =
+                                                &modifyuserrole($context,$setting,
+                                                    $changeauth,$cid,$userdomain,$username,
+                                                    $id,$amode,$password,$fname,
+                                                    $mname,$lname,$gen,$sec,
+                                                    $env{'form.forceid'},$desiredhost,
+                                                    $email,$role,$enddate,
+                                                    $startdate,$checkid,$inststatus);
+                                            }
+                                        } elsif (@secs > 0) {
+                                            $singlesec = $secs[0];
+                                        }
+                                    }
+                                }
+                            }
+                            if (!$multiple) {
+                                ($userresult,$authresult,$roleresult,$idresult) = 
+                                    &modifyuserrole($context,$setting,
+                                                    $changeauth,$cid,$userdomain,$username, 
+                                                    $id,$amode,$password,$fname,
+                                                    $mname,$lname,$gen,$singlesec,
+                                                    $env{'form.forceid'},$desiredhost,
+                                                    $email,$role,$enddate,$startdate,
+                                                    $checkid,$inststatus);
+                            }
+                        }
+                        if ($multiple) {
+                            foreach my $sec (sort(keys(%userres))) {
+                                $flushc =
+                                &user_change_result($r,$userres{$sec},$authres{$sec},
+                                                    $roleres{$sec},$idres{$sec},\%counts,$flushc,
+                                                    $username,$userdomain,\%userchg);
+
+                            }
                         } else {
-                            ($userresult,$authresult,$roleresult) = 
-                                &modifyuserrole($context,$setting,
-                                    $changeauth,$cid,$domain,$username, 
-                                    $id,$amode,$password,$fname,
-                                    $mname,$lname,$gen,$sec,
-                                    $env{'form.forceid'},$desiredhost,
-                                    $email,$role,$enddate,$startdate,$checkid);
-                        }
-                        $flushc = 
-                            &user_change_result($r,$userresult,$authresult,
-                                                $roleresult,\%counts,$flushc,
-                                                $username,%userchg);
+                            $flushc = 
+                                &user_change_result($r,$userresult,$authresult,
+                                                    $roleresult,$idresult,\%counts,$flushc,
+                                                    $username,$userdomain,\%userchg);
+                        }
                     } else {
                         if ($context eq 'course') {
                             $r->print('<br />'. 
-      &mt('<b>[_1]</b>: Unable to enroll.  No password specified.',$username)
+      &mt('[_1]: Unable to enroll. No password specified.','<b>'.$username.'</b>')
                                      );
-                        } elsif ($context eq 'construction_space') {
+                        } elsif ($context eq 'author') {
                             $r->print('<br />'.
-      &mt('<b>[_1]</b>: Unable to add co-author.  No password specified.',$username)
+      &mt('[_1]: Unable to add co-author. No password specified.','<b>'.$username.'</b>')
                                      );
                         } else {
                             $r->print('<br />'.
-      &mt('<b>[_1]</b>: Unable to add user.  No password specified.',$username)
+      &mt('[_1]: Unable to add user. No password specified.','<b>'.$username.'</b>')
                                      );
                         }
                     }
@@ -2714,67 +4211,36 @@ sub upfile_drop_add {
         } # end of foreach (@userdata)
         # Flush the course logs so reverse user roles immediately updated
         &Apache::lonnet::flushcourselogs();
-        $r->print("</p>\n<p>\n".&mt('Processed [_1] user(s).',$counts{'user'}).
+        $r->print("</p>\n<p>\n".&mt('Processed [quant,_1,user].',$counts{'user'}).
                   "</p>\n");
         if ($counts{'role'} > 0) {
             $r->print("<p>\n".
-                      &mt('Roles added for [_1] users. If user is active, the new role will be available when the user next logs in to LON-CAPA.',$counts{'role'})."</p>\n");
+                      &mt('Roles added for [quant,_1,user].',$counts{'role'}).' '.&mt('If a user is currently logged-in to LON-CAPA, any new roles which are active will be available when the user next logs in.')."</p>\n");
+        } else {
+            $r->print('<p>'.&mt('No roles added').'</p>');
         }
         if ($counts{'auth'} > 0) {
             $r->print("<p>\n".
                       &mt('Authentication changed for [_1] existing users.',
                           $counts{'auth'})."</p>\n");
         }
-        if (keys(%alerts) > 0) {
-            if (ref($alerts{'username'}) eq 'HASH') {
-                foreach my $dom (sort(keys(%{$alerts{'username'}}))) {
-                    my $count;
-                    if (ref($alerts{'username'}{$dom}) eq 'HASH') {
-                        $count = keys(%{$alerts{'username'}{$dom}});
-                    } 
-                    my $domdesc = &Apache::lonnet::domain($domain,'description');
-                    if (ref($curr_rules{$dom}) eq 'HASH') {
-                        $r->print(&Apache::loncommon::instrule_disallow_msg(
-                                 'username',$domdesc,$count,'upload'));
-                    }
-                    $r->print(&Apache::loncommon::user_rule_formats($dom,
-                              $domdesc,$curr_rules{$dom}{'username'},
-                             'username'));
-                }
-            }
-            if (ref($alerts{'id'}) eq 'HASH') {
-                foreach my $dom (sort(keys(%{$alerts{'id'}}))) {
-                    my $count;
-                    if (ref($alerts{'id'}{$dom}) eq 'HASH') {
-                        $count = keys(%{$alerts{'id'}{$dom}});
-                    }
-                    my $domdesc = &Apache::lonnet::domain($domain,'description');
-                    if (ref($curr_rules{$dom}) eq 'HASH') {
-                        $r->print(&Apache::loncommon::instrule_disallow_msg(
-                                 'id',$domdesc,$count,'upload'));
-                    }
-                    $r->print(&Apache::loncommon::user_rule_formats($dom,
-                              $domdesc,$curr_rules{$dom}{'id'},'id'));
-                }
-            }
-        }
-        $r->print('<form name="uploadresult" action="/adm/createuser">');
-        $r->print(&Apache::lonhtmlcommon::echo_form_input(['phase','prevphase','currstate']));
-        $r->print('</form>');
+        $r->print(&print_namespacing_alerts($domain,\%alerts,\%curr_rules));
         #####################################
-        #           Drop students           #
+        # Display list of students to drop  #
         #####################################
         if ($env{'form.fullup'} eq 'yes') {
-            $r->print('<h3>'.&mt('Dropping Students')."</h3>\n");
+            $r->print('<h3>'.&mt('Students to Drop')."</h3>\n");
             #  Get current classlist
-            my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
+            my $classlist = &Apache::loncoursedata::get_classlist();
             if (! defined($classlist)) {
-                $r->print(&mt('There are no students currently enrolled.').
-                          "\n");
-            } else {
+                $r->print('<form name="studentform" method="post" action="/adm/createuser" />'.
+                          '<input type="hidden" name="action" value="'.$env{'form.action'}.'" />'.
+                          &mt('There are no students with current/future access to the course.').
+                          '</form>'."\n");
+            } elsif (ref($classlist) eq 'HASH') {
                 # Remove the students we just added from the list of students.
-                foreach (@userdata) {
-                    my %entries=&Apache::loncommon::record_sep($_);
+                foreach my $line (@userdata) {
+                    my %entries=&Apache::loncommon::record_sep($line);
                     unless (($entries{$fields{'username'}} eq '') ||
                             (!defined($entries{$fields{'username'}}))) {
                         delete($classlist->{$entries{$fields{'username'}}.
@@ -2782,21 +4248,64 @@ sub upfile_drop_add {
                     }
                 }
                 # Print out list of dropped students.
-                &show_drop_list($r,$classlist,$keylist,'nosort');
+                &show_drop_list($r,$classlist,'nosort',$permission);
             }
         }
     } # end of unless
+    if ($env{'form.fullup'} ne 'yes') {
+        $r->print('</form>');
+    }
+}
+
+sub print_namespacing_alerts {
+    my ($domain,$alerts,$curr_rules) = @_;
+    my $output;
+    if (ref($alerts) eq 'HASH') {
+        if (keys(%{$alerts}) > 0) {
+            if (ref($alerts->{'username'}) eq 'HASH') {
+                foreach my $dom (sort(keys(%{$alerts->{'username'}}))) {
+                    my $count;
+                    if (ref($alerts->{'username'}{$dom}) eq 'HASH') {
+                        $count = keys(%{$alerts->{'username'}{$dom}});
+                    }
+                    my $domdesc = &Apache::lonnet::domain($domain,'description');
+                    if (ref($curr_rules->{$dom}) eq 'HASH') {
+                        $output .= &Apache::loncommon::instrule_disallow_msg(
+                                        'username',$domdesc,$count,'upload');
+                    }
+                    $output .= &Apache::loncommon::user_rule_formats($dom,
+                                   $domdesc,$curr_rules->{$dom}{'username'},
+                                   'username');
+                }
+            }
+            if (ref($alerts->{'id'}) eq 'HASH') {
+                foreach my $dom (sort(keys(%{$alerts->{'id'}}))) {
+                    my $count;
+                    if (ref($alerts->{'id'}{$dom}) eq 'HASH') {
+                        $count = keys(%{$alerts->{'id'}{$dom}});
+                    }
+                    my $domdesc = &Apache::lonnet::domain($domain,'description');
+                    if (ref($curr_rules->{$dom}) eq 'HASH') {
+                        $output .= &Apache::loncommon::instrule_disallow_msg(
+                                              'id',$domdesc,$count,'upload');
+                    }
+                    $output .= &Apache::loncommon::user_rule_formats($dom,
+                                    $domdesc,$curr_rules->{$dom}{'id'},'id');
+                }
+            }
+        }
+    }
 }
 
 sub user_change_result {
-    my ($r,$userresult,$authresult,$roleresult,$counts,$flushc,$username,
-        $userchg) = @_;
+    my ($r,$userresult,$authresult,$roleresult,$idresult,$counts,$flushc,
+        $username,$userdomain,$userchg) = @_;
     my $okresult = 0;
     if ($userresult ne 'ok') {
         if ($userresult =~ /^error:(.+)$/) {
             my $error = $1;
             $r->print('<br />'.
-                  &mt('<b>[_1]</b>:  Unable to add/modify: [_2]',$username,$error));
+                  &mt('[_1]: Unable to add/modify: [_2]','<b>'.$username.':'.$userdomain.'</b>',$error));
         }
     } else {
         $counts->{'user'} ++;
@@ -2806,7 +4315,7 @@ sub user_change_result {
         if ($authresult =~ /^error:(.+)$/) {
             my $error = $1;
             $r->print('<br />'.
-                  &mt('<b>[_1]</b>:  Unable to modify authentication: [_2]',$username,$error));
+                  &mt('[_1]: Unable to modify authentication: [_2]','<b>'.$username.':'.$userdomain.'</b>',$error));
         } 
     } else {
         $counts->{'auth'} ++;
@@ -2816,7 +4325,7 @@ sub user_change_result {
         if ($roleresult =~ /^error:(.+)$/) {
             my $error = $1;
             $r->print('<br />'.
-                  &mt('<b>[_1]</b>:  Unable to add role: [_2]',$username,$error));
+                  &mt('[_1]: Unable to add role: [_2]','<b>'.$username.':'.$userdomain.'</b>',$error));
         }
     } else {
         $counts->{'role'} ++;
@@ -2824,64 +4333,325 @@ sub user_change_result {
     }
     if ($okresult) {
         $flushc++;
-        $userchg->{$username}=1;
+        $userchg->{$username.':'.$userdomain}=1;
         $r->print('. ');
         if ($flushc>15) {
             $r->rflush;
             $flushc=0;
         }
     }
+    if ($idresult) {
+        $r->print($idresult);
+    }
     return $flushc;
 }
 
 # ========================================================= Menu Phase Two Drop
-sub print_expire_menu {
-    my ($r,$context) = @_;
-    $r->print("<h3>".&mt("Expire Users' Roles")."</h3>");
-    my $cid=$env{'request.course.id'};
-    my ($classlist,$keylist) = &Apache::loncoursedata::get_classlist();
+sub print_drop_menu {
+    my ($r,$context,$permission,$crstype) = @_;
+    my $heading;
+    if ($crstype eq 'Community') {
+        $heading = &mt("Drop Members");
+    } else {
+        $heading = &mt("Drop Students");
+    }
+    $r->print('<h3>'.$heading.'</h3>'."\n".
+              '<form name="studentform" method="post">'."\n");
+    my $classlist = &Apache::loncoursedata::get_classlist();
     if (! defined($classlist)) {
-        $r->print(&mt('There are no students currently enrolled.')."\n");
-        return;
+        if ($crstype eq 'Community') {
+            $r->print(&mt('There are no members currently enrolled.')."\n");
+        } else {
+            $r->print(&mt('There are no students currently enrolled.')."\n");
+        }
+    } else {
+        &show_drop_list($r,$classlist,'nosort',$permission,$crstype);
     }
-    # Print out the available choices
-    &show_drop_list($r,$classlist,$keylist);
+    $r->print('</form>'. &Apache::loncommon::end_page());
     return;
 }
 
-
 # ================================================================== Phase four
 
-sub expire_user_list {
-    my ($r,$context) = @_;
+sub update_user_list {
+    my ($r,$context,$setting,$choice) = @_;
+    my $now = time;
     my $count=0;
-    my @droplist = &Apache::loncommon::get_env_multiple('form.droplist');
-    foreach (@droplist) {
-        my ($uname,$udom)=split(/\:/,$_);
-        # drop student
-        my $result = &modifystudent($udom,$uname,$env{'request.course.id'});
+    my $crstype;
+    if ($context eq 'course') {
+        $crstype = &Apache::loncommon::course_type();
+    }
+    my @changelist;
+    if ($choice eq 'drop') {
+        @changelist = &Apache::loncommon::get_env_multiple('form.droplist');
+    } else {
+        @changelist = &Apache::loncommon::get_env_multiple('form.actionlist');
+    }
+    my %result_text = ( ok    => { 'revoke'   => 'Revoked',
+                                   'delete'   => 'Deleted',
+                                   'reenable' => 'Re-enabled',
+                                   'activate' => 'Activated',
+                                   'chgdates' => 'Changed Access Dates for',
+                                   'chgsec'   => 'Changed section for',
+                                   'drop'     => 'Dropped',
+                                 },
+                        error => {'revoke'    => 'revoking',
+                                  'delete'    => 'deleting',
+                                  'reenable'  => 're-enabling',
+                                  'activate'  => 'activating',
+                                  'chgdates'  => 'changing access dates for',
+                                  'chgsec'    => 'changing section for',
+                                  'drop'      => 'dropping',
+                                 },
+                      );
+    my ($startdate,$enddate);
+    if ($choice eq 'chgdates' || $choice eq 'reenable' || $choice eq 'activate') {
+        ($startdate,$enddate) = &get_dates_from_form();
+    }
+    foreach my $item (@changelist) {
+        my ($role,$uname,$udom,$cid,$sec,$scope,$result,$type,$locktype,@sections,
+            $scopestem);
+        if ($choice eq 'drop') {
+            ($uname,$udom,$sec) = split(/:/,$item,-1);
+            $role = 'st';
+            $cid = $env{'request.course.id'};
+            $scopestem = '/'.$cid;
+            $scopestem =~s/\_/\//g;
+            if ($sec eq '') {
+                $scope = $scopestem;
+            } else {
+                $scope = $scopestem.'/'.$sec;
+            }
+        } elsif ($context eq 'course') {
+            ($uname,$udom,$role,$sec,$type,$locktype) = split(/\:/,$item,-1);
+            $cid = $env{'request.course.id'};
+            $scopestem = '/'.$cid;
+            $scopestem =~s/\_/\//g;
+            if ($sec eq '') {
+                $scope = $scopestem;
+            } else {
+                $scope = $scopestem.'/'.$sec;
+            }
+        } elsif ($context eq 'author') {
+            ($uname,$udom,$role) = split(/\:/,$item,-1);
+            $scope = '/'.$env{'user.domain'}.'/'.$env{'user.name'};
+        } elsif ($context eq 'domain') {
+            if ($setting eq 'domain') {
+                ($role,$uname,$udom) = split(/\:/,$item,-1);
+                $scope = '/'.$env{'request.role.domain'}.'/';
+            } elsif ($setting eq 'author') { 
+                ($uname,$udom,$role,$scope) = split(/\:/,$item);
+            } elsif ($setting eq 'course') {
+                ($uname,$udom,$role,$cid,$sec,$type,$locktype) = 
+                    split(/\:/,$item);
+                $scope = '/'.$cid;
+                $scope =~s/\_/\//g;
+                if ($sec ne '') {
+                    $scope .= '/'.$sec;
+                }
+            }
+        }
+        my $plrole = &Apache::lonnet::plaintext($role,$crstype);
+        my $start = $env{'form.'.$item.'_start'};
+        my $end = $env{'form.'.$item.'_end'};
+        if ($choice eq 'drop') {
+            # drop students
+            $end = $now;
+            $type = 'manual';
+            $result =
+                &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,$type,$locktype,$cid,'',$context);
+        } elsif ($choice eq 'revoke') {
+            # revoke or delete user role
+            $end = $now; 
+            if ($role eq 'st') {
+                $result = 
+                    &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,$type,$locktype,$cid,'',$context);
+            } else {
+                $result = 
+                    &Apache::lonnet::revokerole($udom,$uname,$scope,$role,
+                                                '','',$context);
+            }
+        } elsif ($choice eq 'delete') {
+            if ($role eq 'st') {
+                &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$now,$start,$type,$locktype,$cid,'',$context);
+            }
+            $result =
+                &Apache::lonnet::assignrole($udom,$uname,$scope,$role,$now,
+                                            $start,1,'',$context);
+        } else {
+            #reenable, activate, change access dates or change section
+            if ($choice ne 'chgsec') {
+                $start = $startdate; 
+                $end = $enddate;
+            }
+            if ($choice eq 'reenable') {
+                if ($role eq 'st') {
+                    $result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,$type,$locktype,$cid,'',$context);
+                } else {
+                    $result = 
+                        &Apache::lonnet::assignrole($udom,$uname,$scope,$role,$end,
+                                                    $now,'','',$context);
+                }
+            } elsif ($choice eq 'activate') {
+                if ($role eq 'st') {
+                    $result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,$type,$locktype,$cid,'',$context);
+                } else {
+                    $result = &Apache::lonnet::assignrole($udom,$uname,$scope,$role,$end,
+                                            $now,'','',$context);
+                }
+            } elsif ($choice eq 'chgdates') {
+                if ($role eq 'st') {
+                    $result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,$type,$locktype,$cid,'',$context);
+                } else {
+                    $result = &Apache::lonnet::assignrole($udom,$uname,$scope,$role,$end,
+                                                $start,'','',$context);
+                }
+            } elsif ($choice eq 'chgsec') {
+                my (@newsecs,$revresult,$nochg,@retained);
+                if (($role ne 'cc') && ($role ne 'co')) {
+                    @newsecs = split(/,/,$env{'form.newsecs'});
+                }
+                # remove existing section if not to be retained.   
+                if (!$env{'form.retainsec'}) {
+                    if ($sec eq '') {
+                        if (@newsecs == 0) {
+                            $result = &mt('No change in section assignment (none)');
+                            $nochg = 1;
+                        } else {
+                            $revresult =
+                                &Apache::lonnet::revokerole($udom,$uname,
+                                                            $scope,$role,
+                                                            '','',$context);
+                        } 
+                    } else {
+                        if (@newsecs > 0) {
+                            if (grep(/^\Q$sec\E$/,@newsecs)) {
+                                push(@retained,$sec);
+                            } else {
+                                $revresult =
+                                    &Apache::lonnet::revokerole($udom,$uname,
+                                                                $scope,$role,
+                                                                '','',$context);
+                            }
+                        } else {
+                            $revresult =
+                                &Apache::lonnet::revokerole($udom,$uname,
+                                                            $scope,$role,
+                                                            '','',$context);
+                        }
+                    }
+                } else {
+                    if ($sec eq '') {
+                        $nochg = 1;
+                    } else { 
+                        push(@retained,$sec);
+                    }
+                }
+                # add new sections
+                if (@newsecs == 0) {
+                    if (!$nochg) {
+                        if ($role eq 'st') {
+                            $result = 
+                                &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,undef,$end,$start,$type,$locktype,$cid,'',$context);
+                        } else {
+                            my $newscope = $scopestem;
+                            $result = &Apache::lonnet::assignrole($udom,$uname,$newscope,$role,$end,$start,'','',$context);
+                        }
+                    }
+                } else {
+                    foreach my $newsec (@newsecs) { 
+                        if (!grep(/^\Q$newsec\E$/,@retained)) {
+                            if ($role eq 'st') {
+                                $result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$newsec,$end,$start,$type,$locktype,$cid,'',$context);
+                            } else {
+                                my $newscope = $scopestem;
+                                if ($newsec ne '') {
+                                   $newscope .= '/'.$newsec;
+                                }
+                                $result = &Apache::lonnet::assignrole($udom,$uname,
+                                                        $newscope,$role,$end,$start);
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        my $extent = $scope;
+        if ($choice eq 'drop' || $context eq 'course') {
+            my ($cnum,$cdom,$cdesc) = &get_course_identity($cid);
+            if ($cdesc) {
+                $extent = $cdesc;
+            }
+        }
         if ($result eq 'ok' || $result eq 'ok:') {
-            $r->print(&mt('Dropped [_1]',$uname.'@'.$udom).'<br>');
+            $r->print(&mt("$result_text{'ok'}{$choice} role of '[_1]' in [_2] for [_3]",
+                          $plrole,$extent,$uname.':'.$udom).'<br />');
             $count++;
         } else {
             $r->print(
-          &mt('Error dropping [_1]:[_2]',$uname.'@'.$udom,$result).
-                      '<br />');
+                &mt("Error $result_text{'error'}{$choice} [_1] in [_2] for [_3]: [_4].",
+                    $plrole,$extent,$uname.':'.$udom,$result).'<br />');
+        }
+    }
+    $r->print('<form name="studentform" method="post" action="/adm/createuser">'."\n");
+    if ($choice eq 'drop') {
+        $r->print('<input type="hidden" name="action" value="listusers" />'."\n".
+                  '<input type="hidden" name="Status" value="Active" />'."\n".
+                  '<input type="hidden" name="showrole" value="st" />'."\n");
+    } else {
+        foreach my $item ('action','sortby','roletype','showrole','Status','secfilter','grpfilter') {
+            if ($env{'form.'.$item} ne '') {
+                $r->print('<input type="hidden" name="'.$item.'" value="'.$env{'form.'.$item}.
+                          '" />'."\n");
+            }
+        }
+    }
+    $r->print('<p><b>'.&mt("$result_text{'ok'}{$choice} role(s) for [quant,_1,user,users,no users].",$count).'</b></p>');
+    if ($count > 0) {
+        if ($choice eq 'revoke' || $choice eq 'drop') {
+            $r->print('<p>'.&mt('Re-enabling will re-activate data for the role.').'</p>');
+        }
+        # Flush the course logs so reverse user roles immediately updated
+        &Apache::lonnet::flushcourselogs();
+    }
+    if ($env{'form.makedatesdefault'}) {
+        if ($choice eq 'chgdates' || $choice eq 'reenable' || $choice eq 'activate') {
+            $r->print(&make_dates_default($startdate,$enddate,$context,$crstype));
+        }
+    }
+    my $linktext = &mt('Display User Lists');
+    if ($choice eq 'drop') {
+        $linktext = &mt('Display current class roster');
+    }
+    $r->print('<a href="javascript:document.studentform.submit()">'.$linktext.'</a></form>'."\n");
+}
+
+sub classlist_drop {
+    my ($scope,$uname,$udom,$now) = @_;
+    my ($cdom,$cnum) = ($scope=~m{^/($match_domain)/($match_courseid)});
+    if (&Apache::lonnet::is_course($cdom,$cnum)) {
+        if (!&active_student_roles($cnum,$cdom,$uname,$udom)) {
+            my %user;
+            my $result = &update_classlist($cdom,$cnum,$udom,$uname,\%user,$now);
+            return &mt('Drop from classlist: [_1]',
+                       '<b>'.$result.'</b>').'<br />';
         }
     }
-    $r->print('<p><b>'.&mt('Dropped [_1] user(s).',$count).'</b></p>');
-    $r->print('<p>'.&mt('Re-enrollment will re-activate data.')) if ($count);
+}
+
+sub active_student_roles {
+    my ($cnum,$cdom,$uname,$udom) = @_;
+    my %roles =
+        &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
+                                      ['future','active'],['st']);
+    return exists($roles{"$cnum:$cdom:st"});
 }
 
 sub section_check_js {
-    my $groupslist;
-    my %curr_groups = &Apache::longroup::coursegroups();
-    if (%curr_groups) {
-        $groupslist = join('","',sort(keys(%curr_groups)));
-    }
+    my $groupslist= &get_groupslist();
     return <<"END";
 function validate(caller) {
-    var groups = new Array("$groupslist");
+    var groups = new Array($groupslist);
     var secname = caller.value;
     if ((secname == 'all') || (secname == 'none')) {
         alert("'"+secname+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
@@ -2928,5 +4698,683 @@ sub set_login {
     return $response;
 }
 
+sub course_sections {
+    my ($sections_count,$role,$current_sec) = @_;
+    my $output = '';
+    my @sections = (sort {$a <=> $b} keys %{$sections_count});
+    my $numsec = scalar(@sections);
+    my $is_selected = ' selected="selected"';
+    if ($numsec <= 1) {
+        $output = '<select name="currsec_'.$role.'" >'."\n".
+                  '  <option value="">'.&mt('Select').'</option>'."\n";
+        if ($current_sec eq 'none') {
+            $output .=       
+                  '  <option value=""'.$is_selected.'>'.&mt('No section').'</option>'."\n";
+        } else {
+            $output .=
+                  '  <option value="">'.&mt('No section').'</option>'."\n";
+        }
+        if ($numsec == 1) {
+            if ($current_sec eq $sections[0]) {
+                $output .=
+                  '  <option value="'.$sections[0].'"'.$is_selected.'>'.$sections[0].'</option>'."\n";
+            } else {
+                $output .=  
+                  '  <option value="'.$sections[0].'" >'.$sections[0].'</option>'."\n";
+            }
+        }
+    } else {
+        $output = '<select name="currsec_'.$role.'" ';
+        my $multiple = 4;
+        if (scalar(@sections) < 4) { $multiple = scalar(@sections); }
+        if ($role eq 'st') {
+            $output .= '>'."\n".
+                       '  <option value="">'.&mt('Select').'</option>'."\n";
+            if ($current_sec eq 'none') {
+                $output .= 
+                       '  <option value=""'.$is_selected.'>'.&mt('No section')."</option>\n";
+            } else {
+                $output .=
+                       '  <option value="">'.&mt('No section')."</option>\n";
+            }
+        } else {
+            $output .= 'multiple="multiple" size="'.$multiple.'">'."\n";
+        }
+        foreach my $sec (@sections) {
+            if ($current_sec eq $sec) {
+                $output .= '<option value="'.$sec.'"'.$is_selected.'>'.$sec."</option>\n";
+            } else {
+                $output .= '<option value="'.$sec.'">'.$sec."</option>\n";
+            }
+        }
+    }
+    $output .= '</select>';
+    return $output;
+}
+
+sub get_groupslist {
+    my $groupslist;
+    my %curr_groups = &Apache::longroup::coursegroups();
+    if (%curr_groups) {
+        $groupslist = join('","',sort(keys(%curr_groups)));
+        $groupslist = '"'.$groupslist.'"';
+    }
+    return $groupslist; 
+}
+
+sub setsections_javascript {
+    my ($formname,$groupslist,$mode,$checkauth,$crstype) = @_;
+    my ($checkincluded,$finish,$rolecode,$setsection_js);
+    if ($mode eq 'upload') {
+        $checkincluded = 'formname.name == "'.$formname.'"';
+        $finish = "return 'ok';";
+        $rolecode = "var role = formname.defaultrole.options[formname.defaultrole.selectedIndex].value;\n";
+    } elsif ($formname eq 'cu') {
+        $checkincluded = 'formname.elements[i-1].checked == true';
+        if ($checkauth) {
+            $finish = "var authcheck = auth_check();\n".
+                      "   if (authcheck == 'ok') {\n".
+                      "       formname.submit();\n".
+                      "   }\n";
+        } else {
+            $finish = 'formname.submit()';
+        }
+        $rolecode = "var match = str.split('_');
+                var role = match[3];\n";
+    } elsif ($formname eq 'enrollstudent') {
+        $checkincluded = 'formname.name == "'.$formname.'"';
+        if ($checkauth) {
+            $finish = "var authcheck = auth_check();\n".
+                      "   if (authcheck == 'ok') {\n".
+                      "       formname.submit();\n".
+                      "   }\n";
+        } else {
+            $finish = 'formname.submit()';
+        }
+        $rolecode = "var match = str.split('_');
+                var role = match[1];\n";
+    } else {
+        $checkincluded = 'formname.name == "'.$formname.'"'; 
+        $finish = "seccheck = 'ok';";
+        $rolecode = "var match = str.split('_');
+                var role = match[1];\n";
+        $setsection_js = "var seccheck = 'alert';"; 
+    }
+    my %alerts = &Apache::lonlocal::texthash(
+                    secd => 'Section designations do not apply to Course Coordinator roles.',
+                    sedn => 'Section designations do not apply to Coordinator roles.',
+                    accr => 'A course coordinator role will be added with access to all sections.',
+                    acor => 'A coordinator role will be added with access to all sections',
+                    inea => 'In each course, each user may only have one student role at a time.',
+                    inec => 'In each community, each user may only have one member role at a time.',
+                    youh => 'You had selected ',
+                    secs => 'sections.',
+                    plmo => 'Please modify your selections so they include no more than one section.',
+                    mayn => 'may not be used as the name for a section, as it is a reserved word.',
+                    plch => 'Please choose a different section name.',
+                    mnot => 'may not be used as a section name, as it is the name of a course group.',
+                    secn => 'Section names and group names must be distinct. Please choose a different section name.',
+                 );                
+    $setsection_js .= <<"ENDSECCODE";
+
+function setSections(formname,crstype) {
+    var re1 = /^currsec_/;
+    var groups = new Array($groupslist);
+    for (var i=0;i<formname.elements.length;i++) {
+        var str = formname.elements[i].name;
+        var checkcurr = str.match(re1);
+        if (checkcurr != null) {
+            if ($checkincluded) {
+                $rolecode
+                if (role == 'cc' || role == 'co') {
+                    if (role == 'cc') {
+                        alert("$alerts{'secd'}\\n$alerts{'accr'}");
+                    } else {
+                        alert("$alerts{'sedn'}\\n$alerts{'acor'}");
+                    }
+                } else {
+                    var sections = '';
+                    var numsec = 0;
+                    var sections;
+                    for (var j=0; j<formname.elements[i].length; j++) {
+                        if (formname.elements[i].options[j].selected == true ) {
+                            if (formname.elements[i].options[j].value != "") {
+                                if (numsec == 0) {
+                                    if (formname.elements[i].options[j].value != "") {
+                                        sections = formname.elements[i].options[j].value;
+                                        numsec ++;
+                                    }
+                                }
+                                else {
+                                    sections = sections + "," +  formname.elements[i].options[j].value
+                                    numsec ++;
+                                }
+                            }
+                        }
+                    }
+                    if (numsec > 0) {
+                        if (formname.elements[i+1].value != "" && formname.elements[i+1].value != null) {
+                            sections = sections + "," +  formname.elements[i+1].value;
+                        }
+                    }
+                    else {
+                        sections = formname.elements[i+1].value;
+                    }
+                    var newsecs = formname.elements[i+1].value;
+                    var numsplit;
+                    if (newsecs != null && newsecs != "") {
+                        numsplit = newsecs.split(/,/g);
+                        numsec = numsec + numsplit.length;
+                    }
+
+                    if ((role == 'st') && (numsec > 1)) {
+                        if (crstype == 'Community') {
+                            alert("$alerts{'inea'} $alerts{'youh'} "+numsec+" $alerts{'secs'}\\n$alerts{'plmo'}");
+                        } else {
+                            alert("$alerts{'inco'} $alerts{'youh'} "+numsec+" $alerts{'secs'}\\n$alerts{'plmo'}");
+                        }
+                        return;
+                    }
+                    else {
+                        if (numsplit != null) {
+                            for (var j=0; j<numsplit.length; j++) {
+                                if ((numsplit[j] == 'all') ||
+                                    (numsplit[j] == 'none')) {
+                                    alert("'"+numsplit[j]+"' $alerts{'mayn'}\\n$alerts{'plch'}");
+                                    return;
+                                }
+                                for (var k=0; k<groups.length; k++) {
+                                    if (numsplit[j] == groups[k]) {
+                                        alert("'"+numsplit[j]+"' $alerts{'mnot'}\\n$alerts{'secn'}");
+                                        return;
+                                    }
+                                }
+                            }
+                        }
+                        formname.elements[i+2].value = sections;
+                    }
+                }
+            }
+        }
+    }
+    $finish
+}
+ENDSECCODE
+    return $setsection_js; 
+}
+
+sub can_create_user {
+    my ($dom,$context,$usertype) = @_;
+    my %domconf = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
+    my $cancreate = 1;
+    if (&Apache::lonnet::allowed('mau',$dom)) {
+        return $cancreate;
+    }
+    if (ref($domconf{'usercreation'}) eq 'HASH') {
+        if (ref($domconf{'usercreation'}{'cancreate'}) eq 'HASH') {
+            if ($context eq 'course' || $context eq 'author' || $context eq 'requestcrs') {
+                my $creation = $domconf{'usercreation'}{'cancreate'}{$context};
+                if ($creation eq 'none') {
+                    $cancreate = 0;
+                } elsif ($creation ne 'any') {
+                    if (defined($usertype)) {
+                        if ($creation ne $usertype) {
+                            $cancreate = 0;
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return $cancreate;
+}
+
+sub can_modify_userinfo {
+    my ($context,$dom,$fields,$userroles) = @_;
+    my %domconfig =
+       &Apache::lonnet::get_dom('configuration',['usermodification'],
+                                $dom);
+    my %canmodify;
+    if (ref($fields) eq 'ARRAY') {
+        foreach my $field (@{$fields}) {
+            $canmodify{$field}  = 0;
+            if (&Apache::lonnet::allowed('mau',$dom)) {
+                $canmodify{$field} = 1;
+            } else {
+                if (ref($domconfig{'usermodification'}) eq 'HASH') {
+                    if (ref($domconfig{'usermodification'}{$context}) eq 'HASH') {
+                        if (ref($userroles) eq 'ARRAY') {
+                            foreach my $role (@{$userroles}) {
+                                my $testrole;
+                                if ($context eq 'selfcreate') {
+                                    $testrole = $role;
+                                } else {
+                                    if ($role =~ /^cr\//) {
+                                        $testrole = 'cr';
+                                    } else {
+                                        $testrole = $role;
+                                    }
+                                }
+                                if (ref($domconfig{'usermodification'}{$context}{$testrole}) eq 'HASH') {
+                                    if ($domconfig{'usermodification'}{$context}{$testrole}{$field}) {
+                                        $canmodify{$field} = 1;
+                                        last;
+                                    }
+                                }
+                            }
+                        } else {
+                            foreach my $key (keys(%{$domconfig{'usermodification'}{$context}})) {
+                                if (ref($domconfig{'usermodification'}{$context}{$key}) eq 'HASH') {
+                                    if ($domconfig{'usermodification'}{$context}{$key}{$field}) {
+                                        $canmodify{$field} = 1;
+                                        last;
+                                    }
+                                }
+                            }
+                        }
+                    }
+                } elsif ($context eq 'course') {
+                    if (ref($userroles) eq 'ARRAY') {
+                        if (grep(/^st$/,@{$userroles})) {
+                            $canmodify{$field} = 1;
+                        }
+                    } else {
+                        $canmodify{$field} = 1;
+                    }
+                }
+            }
+        }
+    }
+    return %canmodify;
+}
+
+sub check_usertype {
+    my ($dom,$uname,$rules) = @_;
+    my $usertype;
+    if (ref($rules) eq 'HASH') {
+        my @user_rules = keys(%{$rules});
+        if (@user_rules > 0) {
+            my %rule_check = &Apache::lonnet::inst_rulecheck($dom,$uname,undef,'username',\@user_rules);
+            if (keys(%rule_check) > 0) {
+                $usertype = 'unofficial';
+                foreach my $item (keys(%rule_check)) {
+                    if ($rule_check{$item}) {
+                        $usertype = 'official';
+                        last;
+                    }
+                }
+            }
+        }
+    }
+    return $usertype;
+}
+
+sub roles_by_context {
+    my ($context,$custom,$crstype) = @_;
+    my @allroles;
+    if ($context eq 'course') {
+        @allroles = ('st');
+        if ($env{'request.role'} =~ m{^dc\./}) {
+            push(@allroles,'ad');
+        }
+        push(@allroles,('ta','ep','in'));
+        if ($crstype eq 'Community') {
+            push(@allroles,'co');
+        } else {
+            push(@allroles,'cc');
+        }
+        if ($custom) {
+            push(@allroles,'cr');
+        }
+    } elsif ($context eq 'author') {
+        @allroles = ('ca','aa');
+    } elsif ($context eq 'domain') {
+        @allroles = ('li','ad','dg','sc','au','dc');
+    }
+    return @allroles;
+}
+
+sub get_permission {
+    my ($context,$crstype) = @_;
+    my %permission;
+    if ($context eq 'course') {
+        my $custom = 1;
+        my @allroles = &roles_by_context($context,$custom,$crstype);
+        foreach my $role (@allroles) {
+            if (&Apache::lonnet::allowed('c'.$role,$env{'request.course.id'})) {
+                $permission{'cusr'} = 1;
+                last;
+            }
+        }
+        if (&Apache::lonnet::allowed('ccr',$env{'request.course.id'})) {
+            $permission{'custom'} = 1;
+        }
+        if (&Apache::lonnet::allowed('vcl',$env{'request.course.id'})) {
+            $permission{'view'} = 1;
+        }
+        if (!$permission{'view'}) {
+            my $scope = $env{'request.course.id'}.'/'.$env{'request.course.sec'};
+            $permission{'view'} =  &Apache::lonnet::allowed('vcl',$scope);
+            if ($permission{'view'}) {
+                $permission{'view_section'} = $env{'request.course.sec'};
+            }
+        }
+        if (!$permission{'cusr'}) {
+            if ($env{'request.course.sec'} ne '') {
+                my $scope = $env{'request.course.id'}.'/'.$env{'request.course.sec'};
+                $permission{'cusr'} = (&Apache::lonnet::allowed('cst',$scope));
+                if ($permission{'cusr'}) {
+                    $permission{'cusr_section'} = $env{'request.course.sec'};
+                }
+            }
+        }
+        if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
+            $permission{'grp_manage'} = 1;
+        }
+    } elsif ($context eq 'author') {
+        $permission{'cusr'} = &authorpriv($env{'user.name'},$env{'request.role.domain'});
+        $permission{'view'} = $permission{'cusr'};
+    } else {
+        my @allroles = &roles_by_context($context);
+        foreach my $role (@allroles) {
+            if (&Apache::lonnet::allowed('c'.$role,$env{'request.role.domain'})) {
+                $permission{'cusr'} = 1;
+                last;
+            }
+        }
+        if (!$permission{'cusr'}) {
+            if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
+                $permission{'cusr'} = 1;
+            }
+        }
+        if (&Apache::lonnet::allowed('ccr',$env{'request.role.domain'})) {
+            $permission{'custom'} = 1;
+        }
+        $permission{'view'} = $permission{'cusr'};
+    }
+    my $allowed = 0;
+    foreach my $perm (values(%permission)) {
+        if ($perm) { $allowed=1; last; }
+    }
+    return (\%permission,$allowed);
+}
+
+# ==================================================== Figure out author access
+
+sub authorpriv {
+    my ($auname,$audom)=@_;
+    unless ((&Apache::lonnet::allowed('cca',$audom.'/'.$auname))
+         || (&Apache::lonnet::allowed('caa',$audom.'/'.$auname))) { return ''; }    return 1;
+}
+
+sub roles_on_upload {
+    my ($context,$setting,$crstype,%customroles) = @_;
+    my (@possible_roles,@permitted_roles);
+    @possible_roles = &curr_role_permissions($context,$setting,1,$crstype);
+    foreach my $role (@possible_roles) {
+        if ($role eq 'cr') {
+            push(@permitted_roles,keys(%customroles));
+        } else {
+            push(@permitted_roles,$role);
+        }
+    }
+    return @permitted_roles;
+}
+
+sub get_course_identity {
+    my ($cid) = @_;
+    my ($cnum,$cdom,$cdesc);
+    if ($cid eq '') {
+        $cid = $env{'request.course.id'}
+    }
+    if ($cid ne '') {
+        $cnum = $env{'course.'.$cid.'.num'};
+        $cdom = $env{'course.'.$cid.'.domain'};
+        $cdesc = $env{'course.'.$cid.'.description'};
+        if ($cnum eq '' || $cdom eq '') {
+            my %coursehash =
+                &Apache::lonnet::coursedescription($cid,{'one_time' => 1});
+            $cdom = $coursehash{'domain'};
+            $cnum = $coursehash{'num'};
+            $cdesc = $coursehash{'description'};
+        }
+    }
+    return ($cnum,$cdom,$cdesc);
+}
+
+sub dc_setcourse_js {
+    my ($formname,$mode,$context) = @_;
+    my ($dc_setcourse_code,$authen_check);
+    my $cctext = &Apache::lonnet::plaintext('cc');
+    my $cotext = &Apache::lonnet::plaintext('co');
+    my %alerts = &sectioncheck_alerts();
+    my $role = 'role';
+    if ($mode eq 'upload') {
+        $role = 'courserole';
+    } else {
+        $authen_check = &verify_authen($formname,$context);
+    }
+    $dc_setcourse_code = (<<"SCRIPTTOP");
+$authen_check
+
+function setCourse() {
+    var course = document.$formname.dccourse.value;
+    if (course != "") {
+        if (document.$formname.dcdomain.value != document.$formname.origdom.value) {
+            alert("$alerts{'curd'}");
+            return;
+        }
+        var userrole = document.$formname.$role.options[document.$formname.$role.selectedIndex].value
+        var section="";
+        var numsections = 0;
+        var newsecs = new Array();
+        for (var i=0; i<document.$formname.currsec.length; i++) {
+            if (document.$formname.currsec.options[i].selected == true ) {
+                if (document.$formname.currsec.options[i].value != "" && document.$formname.currsec.options[i].value != null) {
+                    if (numsections == 0) {
+                        section = document.$formname.currsec.options[i].value
+                        numsections = 1;
+                    }
+                    else {
+                        section = section + "," +  document.$formname.currsec.options[i].value
+                        numsections ++;
+                    }
+                }
+            }
+        }
+        if (document.$formname.newsec.value != "" && document.$formname.newsec.value != null) {
+            if (numsections == 0) {
+                section = document.$formname.newsec.value
+            }
+            else {
+                section = section + "," +  document.$formname.newsec.value
+            }
+            newsecs = document.$formname.newsec.value.split(/,/g);
+            numsections = numsections + newsecs.length;
+        }
+        if ((userrole == 'st') && (numsections > 1)) {
+            if (document.$formname.crstype.value == 'Community') {
+                alert("$alerts{'inco'}. $alerts{'youh'} "+numsections+" $alerts{'sect'}.\\n$alerts{'plsm'}.")
+            } else {
+                alert("$alerts{'inea'}. $alerts{'youh'} "+numsections+" $alerts{'sect'}.\\n$alerts{'plsm'}.")
+            }
+            return;
+        }
+        for (var j=0; j<newsecs.length; j++) {
+            if ((newsecs[j] == 'all') || (newsecs[j] == 'none')) {
+                alert("'"+newsecs[j]+"' $alerts{'mayn'}.\\n$alerts{'plsc'}.");
+                return;
+            }
+            if (document.$formname.groups.value != '') {
+                var groups = document.$formname.groups.value.split(/,/g);
+                for (var k=0; k<groups.length; k++) {
+                    if (newsecs[j] == groups[k]) {
+                        if (document.$formname.crstype.value == 'Community') {
+                            alert("'"+newsecs[j]+"' $alerts{'mayc'}.\\n$alerts{'secn'}. $alerts{'plsc'}.");
+                        } else {
+                            alert("'"+newsecs[j]+"' $alerts{'mayt'}.\\n$alerts{'secn'}. $alerts{'plsc'}.");
+                        }
+                        return;
+                    }
+                }
+            }
+        }
+        if ((userrole == 'cc') && (numsections > 0)) {
+            alert("$alerts{'secd'} $cctext $alerts{'role'}.\\n$alerts{'accr'}.");
+            section = "";
+        }
+        if ((userrole == 'co') && (numsections > 0)) {
+            alert("$alerts{'secd'} $cotext $alerts{'role'}.\\n$alerts{'accr'}.");
+            section = "";
+        }
+SCRIPTTOP
+    if ($mode ne 'upload') {
+        $dc_setcourse_code .= (<<"ENDSCRIPT");
+        var coursename = "_$env{'request.role.domain'}"+"_"+course+"_"+userrole
+        var numcourse = getIndex(document.$formname.dccourse);
+        if (numcourse == "-1") {
+            if (document.$formname.type == 'Community') {
+                alert("$alerts{'thwc'}");
+            } else {
+                alert("$alerts{'thwa'}");
+            }
+            return;
+        }
+        else {
+            document.$formname.elements[numcourse].name = "act"+coursename;
+            var numnewsec = getIndex(document.$formname.newsec);
+            if (numnewsec != "-1") {
+                document.$formname.elements[numnewsec].name = "sec"+coursename;
+                document.$formname.elements[numnewsec].value = section;
+            }
+            var numstart = getIndex(document.$formname.start);
+            if (numstart != "-1") {
+                document.$formname.elements[numstart].name = "start"+coursename;
+            }
+            var numend = getIndex(document.$formname.end);
+            if (numend != "-1") {
+                document.$formname.elements[numend].name = "end"+coursename
+            }
+        }
+    }
+    var authcheck = auth_check();
+    if (authcheck == 'ok') {
+        document.$formname.submit();
+    }
+}
+ENDSCRIPT
+    } else {
+        $dc_setcourse_code .=  "
+        document.$formname.sections.value = section;
+    }
+    return 'ok';
+}
+";
+    }
+    $dc_setcourse_code .= (<<"ENDSCRIPT");
+
+    function getIndex(caller) {
+        for (var i=0;i<document.$formname.elements.length;i++) {
+            if (document.$formname.elements[i] == caller) {
+                return i;
+            }
+        }
+        return -1;
+    }
+ENDSCRIPT
+    return $dc_setcourse_code;
+}
+
+sub verify_authen {
+    my ($formname,$context) = @_;
+    my %alerts = &authcheck_alerts();
+    my $finish = "return 'ok';";
+    if ($context eq 'author') {
+        $finish = "document.$formname.submit();";
+    }
+    my $outcome = <<"ENDSCRIPT";
+
+function auth_check() {
+    var logintype;
+    if (document.$formname.login.length) {
+        if (document.$formname.login.length > 0) {
+            var loginpicked = 0;
+            for (var i=0; i<document.$formname.login.length; i++) {
+                if (document.$formname.login[i].checked == true) {
+                    loginpicked = 1;
+                    logintype = document.$formname.login[i].value;
+                }
+            }
+            if (loginpicked == 0) {
+                alert("$alerts{'authen'}");
+                return;
+            }
+        }
+    } else {
+        logintype = document.$formname.login.value;
+    }
+    if (logintype == 'nochange') {
+        return 'ok';
+    }
+    var argpicked = document.$formname.elements[logintype+'arg'].value;
+    if ((argpicked == null) || (argpicked == '') || (typeof argpicked == 'undefined')) {
+        var alertmsg = '';
+        switch (logintype) {
+            case 'krb':
+                alertmsg = '$alerts{'krb'}';
+                break;
+            case 'int':
+                alertmsg = '$alerts{'ipass'}';
+            case 'fsys':
+                alertmsg = '$alerts{'ipass'}';
+                break;
+            case 'loc':
+                alertmsg = '';
+                break;
+            default:
+                alertmsg = '';
+        }
+        if (alertmsg != '') {
+            alert(alertmsg);
+            return;
+        }
+    }
+    $finish
+}
+ENDSCRIPT
+}
+
+sub sectioncheck_alerts {
+    my %alerts = &Apache::lonlocal::texthash(
+                    curd => 'You must select a course or community in the current domain',
+                    inea => 'In each course, each user may only have one student role at a time',
+                    inco => 'In each community, each user may only have one member role at a time',
+                    youh => 'You had selected',
+                    sect => 'sections',
+                    plsm => 'Please modify your selections so they include no more than one section',
+                    mayn => 'may not be used as the name for a section, as it is a reserved word',
+                    plsc => 'Please choose a different section name',
+                    mayt => 'may not be used as the name for a section, as it is the name of a course group',
+                    mayc => 'may not be used as the name for a section, as it is the name of a community group',
+                    secn => 'Section names and group names must be distinct',
+                    secd => 'Section designations do not apply to ',
+                    role => 'roles',
+                    accr => 'role will be added with access to all sections',
+                    thwa => 'There was a problem with your course selection',
+                    thwc => 'There was a problem with your community selection',
+                 );
+    return %alerts;
+}
+
+sub authcheck_alerts {
+    my %alerts = 
+        &Apache::lonlocal::texthash(
+                    authen => 'You must choose an authentication type.',
+                    krb    => 'You need to specify the Kerberos domain.',
+                    ipass  => 'You need to specify the initial password.',
+        );
+    return %alerts;
+}
+
 1;