--- loncom/interface/loncreateuser.pm	2007/12/21 16:23:54	1.218
+++ loncom/interface/loncreateuser.pm	2008/01/01 17:24:59	1.227
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Create a user
 #
-# $Id: loncreateuser.pm,v 1.218 2007/12/21 16:23:54 raeburn Exp $
+# $Id: loncreateuser.pm,v 1.227 2008/01/01 17:24:59 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -76,30 +76,30 @@ my $authformfsys;
 my $authformloc;
 
 sub initialize_authen_forms {
-    my ($dom,$curr_authtype,$mode) = @_; 
-    my ($krbdefdom)=( $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/);
-    $krbdefdom= uc($krbdefdom);
-    my %param = ( formname => 'document.cu',
+    my ($dom,$formname,$curr_authtype,$mode) = @_;
+    my ($krbdef,$krbdefdom) = &Apache::loncommon::get_kerberos_defaults($dom);
+    my %param = ( formname => $formname,
                   kerb_def_dom => $krbdefdom,
+                  kerb_def_auth => $krbdef,
                   domain => $dom,
                 );
     my %abv_auth = &auth_abbrev();
-    if ($curr_authtype =~ /^(krb4|krb5|internal|localauth|unix):$/) {
+    if ($curr_authtype =~ /^(krb4|krb5|internal|localauth|unix):(.*)$/) {
         my $long_auth = $1;
+        my $curr_autharg = $2;
         my %abv_auth = &auth_abbrev();
         $param{'curr_authtype'} = $abv_auth{$long_auth};
         if ($long_auth =~ /^krb(4|5)$/) {
             $param{'curr_kerb_ver'} = $1;
+            $param{'curr_autharg'} = $curr_autharg;
         }
         if ($mode eq 'modifyuser') {
             $param{'mode'} = $mode;
         }
     }
-# no longer static due to configurable kerberos defaults
-#    $loginscript  = &Apache::loncommon::authform_header(%param);
+    $loginscript  = &Apache::loncommon::authform_header(%param);
+    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
     $authformnop  = &Apache::loncommon::authform_nochange(%param);
-# no longer static due to configurable kerberos defaults
-#    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
     $authformint  = &Apache::loncommon::authform_internal(%param);
     $authformfsys = &Apache::loncommon::authform_filesystem(%param);
     $authformloc  = &Apache::loncommon::authform_local(%param);
@@ -233,7 +233,14 @@ sub print_username_entry_form {
             text=>"Single user search",
             faq=>282,bug=>'Instructor Interface',});
     }
-    my $crumbs = &Apache::lonhtmlcommon::breadcrumbs('User Management');
+    my $helpitem = 'Course_Change_Privileges';
+    if ($env{'form.action'} eq 'custom') {
+        $helpitem = 'Course_Editing_Custom_Roles';
+    } elsif ($env{'form.action'} eq 'singlestudent') {
+        $helpitem = 'Course_Add_Student';
+    }
+    my $crumbs = &Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                     $helpitem);
     my %existingroles=&Apache::lonuserutils::my_custom_roles();
     my $choice=&Apache::loncommon::select_form('make new role','rolename',
 		('make new role' => 'Generate new role ...',%existingroles));
@@ -249,9 +256,6 @@ sub print_username_entry_form {
                     'enrl' => "to enroll one student",
 				       );
     my $help = &Apache::loncommon::help_open_menu(undef,undef,282,'Instructor Interface');
-    my $helpsiur=&Apache::loncommon::help_open_topic('Course_Change_Privileges');
-    my $helpsist=&Apache::loncommon::help_open_topic('Course_Add_Student');
-    my $helpecpr=&Apache::loncommon::help_open_topic('Course_Editing_Custom_Roles');
     my $sellink=&Apache::loncommon::selectstudent_link('crtuser','srchterm','srchdomain');
     if ($sellink) {
         $sellink = "$lt{'or'} ".$sellink;
@@ -263,16 +267,16 @@ sub print_username_entry_form {
 <form action="/adm/createuser" method="post" name="docustom">
 <input type="hidden" name="action" value="$env{'form.action'}" />
 <input type="hidden" name="phase" value="selected_custom_edit" />
-<h3>$lt{'ecrp'}$helpecpr</h3>
+<h3>$lt{'ecrp'}</h3>
 $lt{'nr'}: $choice <input type="text" size="15" name="newrolename" /><br />
 <input name="customeditor" type="submit" value="$lt{'cre'}" />
 </form>
 ENDCUSTOM
         }
     } else {
-        my $actiontext = $lt{'mod'}.$helpsiur;
+        my $actiontext = $lt{'mod'};
         if ($env{'form.action'} eq 'singlestudent') {
-            $actiontext = $lt{'enrl'}.$helpsist;
+            $actiontext = $lt{'enrl'};
         }
         $r->print("
 <h3>$lt{'srch'} $sellink $actiontext</h3>");
@@ -420,7 +424,8 @@ ENDSCRIPT
              {href=>"javascript:backPage(document.usersrchform,'get_user_info','select')",
               text=>"Select User",
               faq=>282,bug=>'Instructor Interface',});
-        $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management'));
+        $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                      'Course_Change_Privileges'));
         $r->print("<b>$lt{'usrch'}</b><br />");
         $r->print(&entry_form($srch->{'srchdomain'},$srch,undef,$context));
         $r->print('<h3>'.$lt{'usel'}.'</h3>');
@@ -432,7 +437,8 @@ ENDSCRIPT
              {href=>"javascript:backPage(document.usersrchform,'get_user_info','select')",
               text=>"Select Student",
               faq=>282,bug=>'Instructor Interface',});
-        $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management'));
+        $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                      'Course_Add_Student'));
         $r->print($jscript."<b>$lt{'stusrch'}</b><br />");
         $r->print(&entry_form($srch->{'srchdomain'},$srch,undef,$context));
         $r->print('</form><h3>'.$lt{'stusel'}.'</h3>');
@@ -509,8 +515,7 @@ sub print_user_modification_page {
         $formname = 'cu';
     }
     my %abv_auth = &auth_abbrev();
-    my ($curr_authtype,%rulematch,%inst_results,$curr_kerb_ver,$newuser,
-        %alerts,%curr_rules,%got_rules);
+    my (%rulematch,%inst_results,$newuser,%alerts,%curr_rules,%got_rules);
     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
     if ($uhome eq 'no_host') {
         my $usertype;
@@ -565,32 +570,10 @@ sub print_user_modification_page {
         }
     } else {
         $newuser = 0;
-        my $currentauth = 
-            &Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
-        if ($currentauth =~ /^(krb4|krb5|unix|internal|localauth):/) {	
-            $curr_authtype = $abv_auth{$1};
-            if ($currentauth =~ /^krb(4|5)/) {
-                $curr_kerb_ver = $1;
-            }
-        }
     }
     if ($response) {
         $response = '<br />'.$response;
     }
-    my $defdom=$env{'request.role.domain'};
-
-    my ($krbdef,$krbdefdom) =
-       &Apache::loncommon::get_kerberos_defaults($defdom);
-
-    my %param = ( formname => 'document.cu',
-                  kerb_def_dom => $krbdefdom,
-                  kerb_def_auth => $krbdef,
-                  curr_authtype => $curr_authtype,
-                  curr_kerb_ver => $curr_kerb_ver,
-                  domain => $ccdomain,
-                );
-    $loginscript  = &Apache::loncommon::authform_header(%param);
-    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
 
     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
     my $dc_setcourse_code = '';
@@ -620,7 +603,12 @@ sub print_user_modification_page {
       ({href=>"javascript:backPage($form,'$env{'form.phase'}','modify')",
         text=>$breadcrumb_text{'modify'},
         faq=>282,bug=>'Instructor Interface',});
-    my $crumbs = &Apache::lonhtmlcommon::breadcrumbs('User Management');
+    my $helpitem = 'Course_Change_Privileges';
+    if ($env{'form.action'} eq 'singlestudent') {
+        $helpitem = 'Course_Add_Student';
+    }
+    my $crumbs = &Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                     $helpitem);
 
     my $forminfo =<<"ENDFORMINFO";
 <form action="/adm/createuser" method="post" name="$formname">
@@ -643,7 +631,7 @@ ENDFORMINFO
             # Current user has quota modification privileges
             $portfolioform = '<br />'.&portfolio_quota($ccuname,$ccdomain);
         }
-        &initialize_authen_forms($ccdomain);
+        &initialize_authen_forms($ccdomain,$formname);
         my %lt=&Apache::lonlocal::texthash(
                 'cnu'            => 'Create New User',
                 'ast'            => 'as a student',
@@ -764,8 +752,7 @@ ENDCHANGEUSER
             $r->print(&Apache::lonuserutils::forceid_change($context));
         }
         $r->print('</div>');
-        my $user_auth_text = 
-            &user_authentication($ccuname,$ccdomain,$krbdefdom,\%abv_auth);
+        my $user_auth_text =  &user_authentication($ccuname,$ccdomain,$formname);
         my $user_quota_text;
         if (&Apache::lonnet::allowed('mpq',$ccdomain)) {
             # Current user has quota modification privileges
@@ -829,7 +816,7 @@ ENDNOPORTPRIV
             if ($addrolesdisplay) {
                 $r->print('<br /><input type="button" value="'.&mt('Modify User').'"');
                 if ($newuser) {
-                    $r->print(' onClick="verify_message(this.form)" \>'."\n");
+                    $r->print(' onClick="auth_check()" \>'."\n");
                 } else {
                     $r->print('onClick="this.form.submit()" \>'."\n");
                 }
@@ -886,26 +873,28 @@ sub validation_javascript {
     if ($context eq 'domain') {
         my $dcdom = $env{'request.role.domain'};
         $loaditem->{'onload'} = "document.cu.coursedesc.value='';";
-        $dc_setcourse_code = &Apache::lonuserutils::dc_setcourse_js('cu','singleuser');
+        $dc_setcourse_code = 
+            &Apache::lonuserutils::dc_setcourse_js('cu','singleuser',$context);
     } else {
-        $nondc_setsection_code =
-            &Apache::lonuserutils::setsections_javascript($formname,$groupslist);
+        my $checkauth; 
+        if (($newuser) || (&Apache::lonnet::allowed('mau',$ccdomain))) {
+            $checkauth = 1;
+        }
+        if ($context eq 'course') {
+            $nondc_setsection_code =
+                &Apache::lonuserutils::setsections_javascript($formname,$groupslist,
+                                                              undef,$checkauth);
+        }
+        if ($checkauth) {
+            $nondc_setsection_code .= 
+                &Apache::lonuserutils::verify_authen($formname,$context);
+        }
     }
     my $js = &user_modification_js($pjump_def,$dc_setcourse_code,
                                    $nondc_setsection_code,$groupslist);
-
     my ($jsback,$elements) = &crumb_utilities();
-    my $javascript_validations;
-    if ((&Apache::lonnet::allowed('mau',$ccdomain)) || ($newuser)) {
-        my ($krbdef,$krbdefdom) =
-            &Apache::loncommon::get_kerberos_defaults($ccdomain);
-        $javascript_validations =
-            &Apache::lonuserutils::javascript_validations('createuser',$krbdefdom,undef,
-                                                          undef,$ccdomain);
-    }
     $js .= "\n".
-           '<script type="text/javascript">'."\n".$jsback."\n".
-           $javascript_validations.'</script>';
+           '<script type="text/javascript">'."\n".$jsback."\n".'</script>';
     return $js;
 }
 
@@ -1230,22 +1219,9 @@ sub new_domain_roles {
 }
 
 sub user_authentication {
-    my ($ccuname,$ccdomain,$krbdefdom,$abv_auth) = @_;
+    my ($ccuname,$ccdomain,$formname) = @_;
     my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
-    my ($loginscript,$outcome);
-    if ($currentauth=~/^(krb)(4|5):(.*)/) {
-        my $long_auth = $1.$2;
-        my $curr_kerb_ver = $2;
-        my $krbdefdom=$3;
-        my $curr_authtype = $abv_auth->{$long_auth};
-        my %param = ( formname      => 'document.cu',
-                      kerb_def_dom  => $krbdefdom,
-                      domain        => $ccdomain,
-                      curr_authtype => $curr_authtype,
-                      curr_kerb_ver => $curr_kerb_ver,
-                          );
-        $loginscript  = &Apache::loncommon::authform_header(%param);
-    }
+    my $outcome;
     # Check for a bad authentication type
     if ($currentauth !~ /^(krb4|krb5|unix|internal|localauth):/) {
         # bad authentication scheme
@@ -1257,7 +1233,8 @@ sub user_authentication {
                        'ld'    => "Login Data"
         );
         if (&Apache::lonnet::allowed('mau',$ccdomain)) {
-            &initialize_authen_forms($ccdomain);
+            &initialize_authen_forms($ccdomain,$formname);
+
             my $choices = &Apache::lonuserutils::set_login($ccdomain,$authformkrb,$authformint,$authformloc);
             $outcome = <<ENDBADAUTH;
 <script type="text/javascript" language="Javascript">
@@ -1278,7 +1255,7 @@ $lt{'uuas'} ($currentauth). $lt{'adcs'}.
 ENDBADAUTH
         }
     } else { # Authentication type is valid
-        &initialize_authen_forms($ccdomain,$currentauth,'modifyuser');
+        &initialize_authen_forms($ccdomain,$formname,$currentauth,'modifyuser');
         my ($authformcurrent,$can_modify,@authform_others) =
             &modify_login_block($ccdomain,$currentauth);
         if (&Apache::lonnet::allowed('mau',$ccdomain)) {
@@ -1397,15 +1374,17 @@ sub modify_login_block {
 
 sub personal_data_display {
     my ($ccuname,$ccdomain,$newuser,$context,$inst_results) = @_;
-    my ($output,$showforceid,%userenv,%domconfig);
+    my ($output,$showforceid,%userenv,%canmodify);
+    my @userinfo = ('firstname','middlename','lastname','generation',
+                    'permanentemail','id');
     if (!$newuser) {
         # Get the users information
         %userenv = &Apache::lonnet::get('environment',
                    ['firstname','middlename','lastname','generation',
                     'permanentemail','id'],$ccdomain,$ccuname);
-        %domconfig =
-            &Apache::lonnet::get_dom('configuration',['usermodification'],
-                                     $ccdomain);
+        %canmodify =
+            &Apache::lonuserutils::can_modify_userinfo($context,$ccdomain,
+                                                       \@userinfo);
     }
     my %lt=&Apache::lonlocal::texthash(
                 'pd'             => "Personal Data",
@@ -1417,8 +1396,6 @@ sub personal_data_display {
                 'id'             => "ID/Student Number",
                 'lg'             => "Login Data"
     );
-    my @userinfo = ('firstname','middlename','lastname','generation',
-                    'permanentemail','id');
     my %textboxsize = (
                        firstname      => '15',
                        middlename     => '15',
@@ -1447,33 +1424,14 @@ sub personal_data_display {
                 $output .= '<input type="text" name="c'.$item.'" size="'.$textboxsize{$item}.'" value="" />';
             }
         } else {
-            my $canmodify = 0;
-            if (&Apache::lonnet::allowed('mau',$ccdomain)) {
-                $canmodify = 1;
-            } else {
-                if (ref($domconfig{'usermodification'}) eq 'HASH') {
-                    if (ref($domconfig{'usermodification'}{$context}) eq 'HASH') {
-                        foreach my $key (keys(%{$domconfig{'usermodification'}{$context}})) {
-                            if (ref($domconfig{'usermodification'}{$context}{$key}) eq 'HASH') {
-                                if ($domconfig{'usermodification'}{$context}{$key}{$item}) { 
-                                    $canmodify = 1;
-                                    last;
-                                }
-                            }
-                        }
-                    }
-                } elsif ($context eq 'course') {
-                    $canmodify = 1;
-                }
-            }
-            if ($canmodify) {
+            if ($canmodify{$item}) {
                 $output .= '<input type="text" name="c'.$item.'" size="'.$textboxsize{$item}.'" value="'.$userenv{$item}.'" />';
             } else {
                 $output .= $userenv{$item};
             }
             if ($item eq 'id') {
-                $showforceid = $canmodify; 
-            } 
+                $showforceid = $canmodify{$item};
+            }
         }
         $output .= &Apache::lonhtmlcommon::row_closure(1);
     }
@@ -1495,7 +1453,9 @@ sub update_user_data {
     my $end       = '</span><br /><br />';
     my $rtnlink   = '<a href="javascript:backPage(document.userupdate,'.
                     "'$env{'form.prevphase'}','modify')".'" />'.
-                    &mt('Return to previous page').'</a>'.&Apache::loncommon::end_page();
+                    &mt('Return to previous page').'</a>'.
+                    &Apache::loncommon::end_page();
+    my $now = time;
     my $title;
     if (exists($env{'form.makeuser'})) {
 	$title='Set Privileges for New User';
@@ -1520,14 +1480,17 @@ sub update_user_data {
     }
     &Apache::lonhtmlcommon::add_breadcrumb
        ({href=>"javascript:backPage(document.userupdate,'$env{'form.prevphase'}','modify')",
-         text=>"Set user role",
+         text=>$breadcrumb_text{'modify'},
          faq=>282,bug=>'Instructor Interface',},
         {href=>"/adm/createuser",
          text=>"Result",
          faq=>282,bug=>'Instructor Interface',});
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management'));
-
-    my %disallowed;
+    my $helpitem = 'Course_Change_Privileges';
+    if ($env{'form.action'} eq 'singlestudent') {
+        $helpitem = 'Course_Add_Student';
+    }
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                 $helpitem));
     $r->print(&update_result_form($uhome));
     # Check Inputs
     if (! $env{'form.ccuname'} ) {
@@ -1552,6 +1515,9 @@ sub update_user_data {
 		  $end.$rtnlink);
 	return;
     }
+    if ($uhome eq 'no_host') {
+        $newuser = 1;
+    }
     if (! exists($env{'form.makeuser'})) {
         # Modifying an existing user, so check the validity of the name
         if ($uhome eq 'no_host') {
@@ -1589,7 +1555,6 @@ sub update_user_data {
 	    return;
     }
 
-
     $r->print('<h3>'.&mt('User [_1] in domain [_2]',
 			 $env{'form.ccuname'}, $env{'form.ccdomain'}).'</h3>');
     my (%alerts,%rulematch,%inst_results,%curr_rules);
@@ -1616,7 +1581,7 @@ sub update_user_data {
         my %checkhash;
         my %checks = ('id' => 1);
         %{$checkhash{$env{'form.ccuname'}.':'.$env{'form.ccdomain'}}} = (
-            'newuser' => 1, 
+            'newuser' => $newuser, 
             'id' => $env{'form.cid'},
         );
         if ($env{'form.cid'} ne '') {
@@ -1650,10 +1615,10 @@ sub update_user_data {
              $env{'form.cgeneration'},undef,$desiredhost,
              $env{'form.cpermanentemail'});
 	$r->print(&mt('Generating user').': '.$result);
-        my $home = &Apache::lonnet::homeserver($env{'form.ccuname'},
+        $uhome = &Apache::lonnet::homeserver($env{'form.ccuname'},
                                                $env{'form.ccdomain'});
-        $r->print('<br />'.&mt('Home server').': '.$home.' '.
-                  &Apache::lonnet::hostname($home));
+        $r->print('<br />'.&mt('Home server').': '.$uhome.' '.
+                  &Apache::lonnet::hostname($uhome));
     } elsif (($env{'form.login'} ne 'nochange') &&
              ($env{'form.login'} ne ''        )) {
 	# Modify user privileges
@@ -1697,22 +1662,12 @@ sub update_user_data {
         my @statuses = ('active','future');
         my %roles = &Apache::lonnet::get_my_roles($env{'form.ccuname'},$env{'form.ccdomain'},'userroles',\@statuses,undef,$env{'request.role.domain'});
         my ($auname,$audom);
-        if ($context eq 'course') {
-            $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-            $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-            if ($cnum eq '' || $cdom eq '') {
-                my $cid = $env{'request.course.id'};
-                my %coursehash =
-                     &Apache::lonnet::coursedescription($cid,{'one_time' => 1});
-                $cdom = $coursehash{'domain'};
-                $cnum = $coursehash{'num'};
-            } 
-        } elsif ($context eq 'author') {
+        if ($context eq 'author') {
             $auname = $env{'user.name'};
             $audom = $env{'user.domain'};     
         }
         foreach my $item (keys(%roles)) {
-            my ($rolenum,$roledom,$role) = split(/:/,$item);
+            my ($rolenum,$roledom,$role) = split(/:/,$item,-1);
             if ($context eq 'course') {
                 if ($cnum ne '' && $cdom ne '') {
                     if ($rolenum eq $cnum && $roledom eq $cdom) {
@@ -1729,27 +1684,33 @@ sub update_user_data {
                 }
             }
         }
-        # Check for course or co-author roles being activated or re-enabled
-        if ($context eq 'author' || $context eq 'course') {
-            foreach my $key (keys(%env)) {
-                if ($context eq 'author') {
-                    if ($key=~/^form\.act_\Q$audom\E_\Q$auname\E_([^_]+)/) {
-                        if (!grep(/^\Q$1\E$/,@userroles)) {
-                            push(@userroles,$1);
-                        }
-                    } elsif ($key =~/^form\.ren\:\Q$audom\E\/\Q$auname\E_([^_]+)/) {
-                        if (!grep(/^\Q$1\E$/,@userroles)) {
-                            push(@userroles,$1);
-                        }
-                    }
-                } elsif ($context eq 'course') {
-                    if ($key=~/^form\.act_\Q$cdom\E_\Q$cnum\E_([^_]+)/) {
-                        if (!grep(/^\Q$1\E$/,@userroles)) {
-                            push(@userroles,$1);
+        if ($env{'form.action'} eq 'singlestudent') {
+            if (!grep(/^st$/,@userroles)) {
+                push(@userroles,'st');
+            }
+        } else {
+            # Check for course or co-author roles being activated or re-enabled
+            if ($context eq 'author' || $context eq 'course') {
+                foreach my $key (keys(%env)) {
+                    if ($context eq 'author') {
+                        if ($key=~/^form\.act_\Q$audom\E_\Q$auname\E_([^_]+)/) {
+                            if (!grep(/^\Q$1\E$/,@userroles)) {
+                                push(@userroles,$1);
+                            }
+                        } elsif ($key =~/^form\.ren\:\Q$audom\E\/\Q$auname\E_([^_]+)/) {
+                            if (!grep(/^\Q$1\E$/,@userroles)) {
+                                push(@userroles,$1);
+                            }
                         }
-                    } elsif ($key =~/^form\.ren\:\Q$cdom\E\/\Q$cnum\E(\/?\w*)_([^_]+)/) {
-                        if (!grep(/^\Q$1\E$/,@userroles)) {
-                            push(@userroles,$1);
+                    } elsif ($context eq 'course') {
+                        if ($key=~/^form\.act_\Q$cdom\E_\Q$cnum\E_([^_]+)/) {
+                            if (!grep(/^\Q$1\E$/,@userroles)) {
+                                push(@userroles,$1);
+                            }
+                        } elsif ($key =~/^form\.ren\:\Q$cdom\E\/\Q$cnum\E(\/?\w*)_([^_]+)/) {
+                            if (!grep(/^\Q$1\E$/,@userroles)) {
+                                push(@userroles,$1);
+                            }
                         }
                     }
                 }
@@ -1764,33 +1725,12 @@ sub update_user_data {
                 push(@longroles,&Apache::lonnet::plaintext($role)); 
             }
         }
-        foreach my $item ('firstname','middlename','lastname','generation','permanentemail','id') {
-            my $canmodify = 0;
-            if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'})) {
-                $canmodify = 1;
-            } else {
-                if ($context eq 'course' || $context eq 'author') {
-                    if (ref($domconfig{'usermodification'}) eq 'HASH') {
-                        if (ref($domconfig{'usermodification'}{$context}) eq 'HASH') {
-                            foreach my $role (@userroles) {
-                                if (ref($domconfig{'usermodification'}{$context}{$role}) eq 'HASH') {
-                                    if ($domconfig{'usermodification'}{$context}{$role}{$item}) {
-                                        $canmodify = 1;
-                                        last;
-                                    }
-                                }
-                            }
-                        }
-                    }
-                } elsif ($context eq 'course') {
-                    if (grep(/^st$/,@userroles)) {
-                        $canmodify = 1;
-                    }
-                }
-            }
+        my @userinfo = ('firstname','middlename','lastname','generation','permanentemail','id');
+        my %canmodify = &Apache::lonuserutils::can_modify_userinfo($context,$env{'form.ccdomain'},\@userinfo,\@userroles);
+        foreach my $item (@userinfo) {
             # Strip leading and trailing whitespace
             $env{'form.c'.$item} =~ s/(\s+$|^\s+)//g;
-            if (!$canmodify) {
+            if (!$canmodify{$item}) {
                 if (defined($env{'form.c'.$item})) {
                     if ($env{'form.c'.$item} ne $userenv{$item}) {
                         push(@mod_disallowed,$item);
@@ -1802,7 +1742,6 @@ sub update_user_data {
         # Check to see if we can change the ID/student number
         my $forceid = $env{'form.forceid'};
         my $recurseid = $env{'form.recurseid'};
-        my $newuser = 0;
         my (%alerts,%rulematch,%idinst_results,%curr_rules,%got_rules);
         my %uidhash = &Apache::lonnet::idrget($env{'form.ccdomain'},
                                             $env{'form.ccuname'});
@@ -1834,6 +1773,10 @@ sub update_user_data {
             $newdefquotatext);
         my ($defquota,$settingstatus) = 
             &Apache::loncommon::default_quota($env{'form.ccdomain'},$inststatus);
+        my $showquota;
+        if (&Apache::lonnet::allowed('mpq',$env{'form.ccdomain'})) {
+            $showquota = 1;
+        }
         my %changeHash;
         $changeHash{'portfolioquota'} = $userenv{'portfolioquota'};
         if ($userenv{'portfolioquota'} ne '') {
@@ -1904,6 +1847,13 @@ sub update_user_data {
                         $changeHash{'firstname'},$changeHash{'middlename'},
                         $changeHash{'lastname'},$changeHash{'generation'},
                         $changeHash{'id'},undef,$changeHash{'permanentemail'});
+                %userupdate = (
+                               lastname   => $env{'form.clastname'},
+                               middlename => $env{'form.cmiddlename'},
+                               firstname  => $env{'form.cfirstname'},
+                               generation => $env{'form.cgeneration'},
+                               id         => $env{'form.cid'},
+                             );
             }
             if (($namechanged && $namechgresult eq 'ok') || 
                 ($quotachanged && $quotachgresult eq 'ok')) {
@@ -1931,8 +1881,11 @@ sub update_user_data {
     <th>$lt{'gen'}</th>
     <th>$lt{'id'}</th>
     <th>$lt{'mail'}</th>
-    <th>$lt{'disk'}</th>
 END
+                if ($showquota) {
+                    $r->print("
+    <th>$lt{'disk'}</th>\n");
+                }
                 $r->print(&Apache::loncommon::end_data_table_header_row().
                           &Apache::loncommon::start_data_table_row());
                 $r->print(<<"END");
@@ -1943,8 +1896,11 @@ END
     <td>$userenv{'generation'} </td>
     <td>$userenv{'id'}</td>
     <td>$userenv{'permanentemail'} </td>
-    <td>$oldportfolioquota Mb $olddefquotatext </td>
 END
+                if ($showquota) {
+                    $r->print("
+    <td>$oldportfolioquota Mb $olddefquotatext </td>\n");
+                }
                 $r->print(&Apache::loncommon::end_data_table_row().
                           &Apache::loncommon::start_data_table_row());
                 $r->print(<<"END");
@@ -1955,8 +1911,11 @@ END
     <td>$env{'form.cgeneration'} </td>
     <td>$env{'form.cid'} </td>
     <td>$env{'form.cpermanentemail'} </td>
-    <td>$newportfolioquota Mb $newdefquotatext </td>
 END
+                if ($showquota) {
+                    $r->print("
+    <td>$newportfolioquota Mb $newdefquotatext </td>\n");
+                }
                 $r->print(&Apache::loncommon::end_data_table_row().
                           &Apache::loncommon::end_data_table().'<br />');
                 if ($env{'form.cid'} ne $userenv{'id'}) {
@@ -1964,13 +1923,6 @@ END
                          ($env{'form.ccuname'} => $env{'form.cid'}));
                     if (($recurseid) &&
                         (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'}))) {
-                        %userupdate = (
-                                  lastname   => $env{'form.clasaname'},
-                                  middlename => $env{'form.cmiddlename'},
-                                  firstname  => $env{'form.cfirstname'},
-                                  generation => $env{'fora.cgeneration'},
-                                  id         => $env{'form.cid'},
-                             );
                         my $idresult = 
                             &Apache::lonuserutils::propagate_id_change(
                                 $env{'form.ccuname'},$env{'form.ccdomain'},
@@ -2006,8 +1958,11 @@ END
                 $r->print('<br />['.$lt{'mail'}.': '.
                           $userenv{'permanentemail'}.']');
             }
-            $r->print('<br />['.$lt{'disk'}.': '.$oldportfolioquota.' Mb '. 
-                 $olddefquotatext.']</h4>');
+            if ($showquota) {
+                $r->print('<br />['.$lt{'disk'}.': '.$oldportfolioquota.' Mb '. 
+                          $olddefquotatext.']');
+            }
+            $r->print('</h4>');
         }
         if (@mod_disallowed) {
             my ($rolestr,$contextname);
@@ -2038,9 +1993,38 @@ END
         $r->print($no_forceid_alert.
                   &Apache::lonuserutils::print_namespacing_alerts($env{'form.ccdomain'},\%alerts, \%curr_rules));
     }
-    ##
+    if ($env{'form.action'} eq 'singlestudent') {
+        &enroll_single_student($r,$uhome,$amode,$genpwd,$now,$newuser);
+        $r->print('<p><a href="javascript:backPage(document.userupdate)">'.                  &mt('Enroll Another Student').'</a></p>');
+    } else {
+        my @rolechanges = &update_roles($r);
+        if ($namechanged) {
+            if ($context eq 'course') {
+                if (@userroles > 0) {
+                    if ((@rolechanges == 0) || 
+                        (!(grep(/^st$/,@rolechanges)))) {
+                        if (grep(/^st$/,@userroles)) {
+                            my $classlistupdated =
+                                &Apache::lonuserutils::update_classlist($cdom,
+                                              $cnum,$env{'form.ccdomain'},
+                                       $env{'form.ccuname'},\%userupdate);
+                        }
+                    }
+                }
+            }
+        }
+        my $userinfo = &Apache::loncommon::plainname($env{'form.ccuname'},
+                                                     $env{'form.ccdomain'}); 
+        $r->print('<p><a href="javascript:backPage(document.userupdate,'."'$env{'form.prevphase'}','modify'".')">'.&mt('Modify this user: <span class="LC_cusr_emph">([_1])</span>',$userinfo).'</a>'.('&nbsp;'x5).'<a href="javascript:backPage(document.userupdate)">'.&mt('Create/Modify Another User').'</a></p>');
+    }
+    $r->print(&Apache::loncommon::end_page());
+}
+
+sub update_roles {
+    my ($r) = @_;
     my $now=time;
-    my $rolechanges = 0;
+    my @rolechanges;
+    my %disallowed;
     $r->print('<h3>'.&mt('Modifying Roles').'</h3>');
     foreach my $key (keys (%env)) {
 	next if (! $env{$key});
@@ -2063,6 +2047,9 @@ END
 			    $now);
 		    $r->print($result);
 		}
+                if (!grep(/^\Q$role\E$/,@rolechanges)) {
+                    push(@rolechanges,$role);
+                }
 	    }
 	    if ($key=~m{^form\.rev\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}s) {
 # Revoke custom role
@@ -2071,8 +2058,10 @@ END
                       &Apache::lonnet::revokecustomrole($env{'form.ccdomain'},
 				  $env{'form.ccuname'},$1,$2,$3,$4).
 		'</b><br />');
+                if (!grep(/^cr$/,@rolechanges)) {
+                    push(@rolechanges,'cr');
+                }
 	    }
-            $rolechanges ++;
 	} elsif ($key=~/^form\.del/) {
 	    if ($key=~/^form\.del\:([^\_]+)\_([^\_\.]+)$/) {
 # Delete standard role
@@ -2090,6 +2079,9 @@ END
 			    $now);
 		    $r->print($result);
 		}
+                if (!grep(/^\Q$role\E$/,@rolechanges)) {
+                    push(@rolechanges,$role);
+                }
             }
 	    if ($key=~m{^form\.del\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}) {
                 my ($url,$rdom,$rnam,$rolename) = ($1,$2,$3,$4);
@@ -2099,8 +2091,10 @@ END
                       &Apache::lonnet::assigncustomrole($env{'form.ccdomain'},
                          $env{'form.ccuname'},$url,$rdom,$rnam,$rolename,$now,
                          0,1).'</b><br />');
+                if (!grep(/^cr$/,@rolechanges)) {
+                    push(@rolechanges,'cr');
+                }
             }
-            $rolechanges ++;
 	} elsif ($key=~/^form\.ren/) {
             my $udom = $env{'form.ccdomain'};
             my $uname = $env{'form.ccuname'};
@@ -2113,8 +2107,12 @@ END
                 if ($role eq 'st') {
                     if ($url =~ m-^/($match_domain)/($match_courseid)/?(\w*)$-) {
                         my $result = &Apache::loncommon::commit_studentrole(\$logmsg,$udom,$uname,$url,$role,$now,0,$1,$2,$3);
-                        if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
-                            $output = "Error: $result\n";
+                        if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course') || ($result eq 'refused')) {
+                            if ($result eq 'refused' && $logmsg) {
+                                $output = $logmsg;
+                            } else { 
+                                $output = "Error: $result\n";
+                            }
                         } else {
                             $output = &mt('Assigning').' '.$role.' in '.$url.
                                       &mt('starting').' '.localtime($now).
@@ -2129,6 +2127,9 @@ END
 			      $role,$url,$result).'<br />';
 		}
                 $r->print($output);
+                if (!grep(/^\Q$role\E$/,@rolechanges)) {
+                    push(@rolechanges,$role);
+                }
 	    }
 # Re-enable custom role
 	    if ($key=~m{^form\.ren\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}) {
@@ -2138,8 +2139,10 @@ END
                                $url,$rdom,$rnam,$rolename,0,$now);
                 $r->print(&mt('Re-enabling custom role [_1] by [_2]@[_3] in [_4] : <b>[_5]</b>',
                           $rolename,$rnam,$rdom,$url,$result).'<br />');
+                if (!grep(/^cr$/,@rolechanges)) {
+                    push(@rolechanges,'cr');
+                }
             }
-            $rolechanges ++;
 	} elsif ($key=~/^form\.act/) {
             my $udom = $env{'form.ccdomain'};
             my $uname = $env{'form.ccuname'};
@@ -2174,6 +2177,9 @@ END
 		        $r->print(&Apache::loncommon::commit_customrole($udom,$uname,$securl,$three,$four,$five,$start,$end));
                     }
                 }
+                if (!grep(/^cr$/,@rolechanges)) {
+                    push(@rolechanges,'cr');
+                }
 	    } elsif ($key=~/^form\.act\_($match_domain)\_($match_name)\_([^\_]+)$/) {
 		# Activate roles for sections with 3 id numbers
 		# set start, end times, and the url for the class
@@ -2212,7 +2218,10 @@ END
                     if ($emptysec) {
                         $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
                     }
-                } 
+                }
+                if (!grep(/^\Q$three\E$/,@rolechanges)) {
+                    push(@rolechanges,$three);
+                }
 	    } elsif ($key=~/^form\.act\_([^\_]+)\_([^\_]+)$/) {
 		# Activate roles for sections with two id numbers
 		# set start, end times, and the url for the class
@@ -2222,26 +2231,31 @@ END
 		my $end   = ( $env{'form.end_'.$1.'_'.$2} ? 
 			      $env{'form.end_'.$1.'_'.$2} :
 			      0 );
-		my $url='/'.$1.'/';
+                my $one = $1;
+                my $two = $2;
+		my $url='/'.$one.'/';
                 # split multiple sections
                 my %sections = ();
-                my $num_sections = &build_roles($env{'form.sec_'.$1.'_'.$2},\%sections,$2);
+                my $num_sections = &build_roles($env{'form.sec_'.$one.'_'.$two},\%sections,$two);
                 if ($num_sections == 0) {
-                    $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
+                    $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$two,$start,$end,$one,undef,''));
                 } else {
                     my $emptysec = 0;
                     foreach my $sec (sort {$a cmp $b} keys %sections) {
                         if ($sec ne '') {
                             my $securl = $url.'/'.$sec;
-                            $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$securl,$2,$start,$end,$1,undef,$sec));
+                            $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$securl,$two,$start,$end,$one,undef,$sec));
                         } else {
                             $emptysec = 1;
                         }
                     }
                     if ($emptysec) {
-                        $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
+                        $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$two,$start,$end,$one,undef,''));
                     }
                 }
+                if (!grep(/^\Q$two\E$/,@rolechanges)) {
+                    push(@rolechanges,$two);
+                }
 	    } else {
 		$r->print('<p><span class="LC_error">'.&mt('ERROR').': '.&mt('Unknown command').' <tt>'.$key.'</tt></span></p><br />');
             }
@@ -2253,15 +2267,57 @@ END
                 }
                 $r->print(' '.&mt('Please <a href="javascript:history.go(-1)">go back</a> and choose a different section name.').'</p><br />');
             }
-            $rolechanges ++;
 	}
     } # End of foreach (keys(%env))
 # Flush the course logs so reverse user roles immediately updated
     &Apache::lonnet::flushcourselogs();
-    if (!$rolechanges) {
+    if (@rolechanges == 0) {
         $r->print(&mt('No roles to modify'));
     }
-    $r->print(&Apache::loncommon::end_page());
+    return @rolechanges;
+}
+
+sub enroll_single_student {
+    my ($r,$uhome,$amode,$genpwd,$now,$newuser) = @_;
+    $r->print('<h3>'.&mt('Enrolling Student').'</h3>');
+
+    # Remove non alphanumeric values from section
+    $env{'form.sections'}=~s/\W//g;
+
+    # Clean out any old student roles the user has in this class.
+    &Apache::lonuserutils::modifystudent($env{'form.ccdomain'},
+         $env{'form.ccuname'},$env{'request.course.id'},undef,$uhome);
+    my ($startdate,$enddate) = &Apache::lonuserutils::get_dates_from_form();
+    my $enroll_result =
+        &Apache::lonnet::modify_student_enrollment($env{'form.ccdomain'},
+            $env{'form.ccuname'},$env{'form.cid'},$env{'form.cfirstname'},
+            $env{'form.cmiddlename'},$env{'form.clastname'},
+            $env{'form.generation'},$env{'form.sections'},$enddate,
+            $startdate,'manual',undef,$env{'request.course.id'});
+    if ($enroll_result =~ /^ok/) {
+        $r->print(&mt('<b>[_1]</b> enrolled',$env{'form.ccuname'}.':'.$env{'form.ccdomain'}));
+        if ($env{'form.sections'} ne '') {
+            $r->print(' '.&mt('in section [_1]',$env{'form.sections'}));
+        }
+        my ($showstart,$showend);
+        if ($startdate <= $now) {
+            $showstart = &mt('Access starts immediately');
+        } else {
+            $showstart = &mt('Access starts: ').&Apache::lonlocal::locallocaltime($startdate);
+        }
+        if ($enddate == 0) {
+            $showend = &mt('ends: no ending date');
+        } else {
+            $showend = &mt('ends: ').&Apache::lonlocal::locallocaltime($enddate);
+        }
+        $r->print('.<br />'.$showstart.'; '.$showend);
+        if ($startdate <= $now && !$newuser) {
+            $r->print("<p> ".&mt('If the student is currently logged-in to LON-CAPA, the new role will be available when the student next logs in.')."</p>");
+        }
+    } else {
+        $r->print(&mt('unable to enroll').": ".$enroll_result);
+    }
+    return;
 }
 
 sub get_defaultquota_text {
@@ -2301,7 +2357,7 @@ sub update_result_form {
     }
     $outcome .= '<input type="hidden" name="phase" value="" />'."\n".
                 '<input type ="hidden" name="currstate" value="" />'."\n".
-                '<input type ="hidden" name="action" value="singleuser" />'."\n".
+                '<input type ="hidden" name="action" value="'.$env{'form.action'}.'" />'."\n".
                 '</form>';
     return $outcome;
 }
@@ -2437,7 +2493,8 @@ sub custom_role_editor {
       {href=>"javascript:backPage(document.form1,'','')",
          text=>"Edit custom role",
          faq=>282,bug=>'Instructor Interface',});
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                  'Course_Editing_Custom_Roles'));
 
     $r->print($body_top);
     my %lt=&Apache::lonlocal::texthash(
@@ -2577,7 +2634,8 @@ sub set_custom_role {
          {href=>"javascript:backPage(document.customresult,'set_custom_roles','')",
           text=>"Result",
           faq=>282,bug=>'Instructor Interface',});
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('User Management',
+                                                  'Course_Editing_Custom_Roles'));
 
     my ($rdummy,$roledef)=
 	&Apache::lonnet::get('roles',["rolesdef_$rolename"]);
@@ -2685,17 +2743,18 @@ sub handler {
             ({href=>'/adm/createuser?action=upload&state=',
               text=>"Upload Users List"});
         $r->print(&Apache::lonhtmlcommon::breadcrumbs('Upload Users List',
-                                                   'User_Management_Upload'));
+                                                   'Course_Create_Class_List'));
         $r->print('<form name="studentform" method="post" '.
                   'enctype="multipart/form-data" '.
                   ' action="/adm/createuser">'."\n");
         if (! exists($env{'form.state'})) {
             &Apache::lonuserutils::print_first_users_upload_form($r,$context);
         } elsif ($env{'form.state'} eq 'got_file') {
-            &Apache::lonuserutils::print_upload_manager_form($r,$context);
+            &Apache::lonuserutils::print_upload_manager_form($r,$context,
+                                                             $permission);
         } elsif ($env{'form.state'} eq 'enrolling') {
             if ($env{'form.datatoken'}) {
-                &Apache::lonuserutils::upfile_drop_add($r,$context);
+                &Apache::lonuserutils::upfile_drop_add($r,$context,$permission);
             }
         } else {
             &Apache::lonuserutils::print_first_users_upload_form($r,$context);
@@ -2717,16 +2776,18 @@ sub handler {
                 my $response;
                 if ($env{'form.srchterm'} !~ /^$match_username$/) {
                     my $response = &mt('You must specify a valid username. Only the following are allowed: letters numbers - . @');
+                    $env{'form.phase'} = '';
                     &print_username_entry_form($r,$context,$response,$srch);
                 } else {
                     my $ccuname =&LONCAPA::clean_username($srch->{'srchterm'});
                     my $ccdomain=&LONCAPA::clean_domain($srch->{'srchdomain'});
                     &print_user_modification_page($r,$ccuname,$ccdomain,
-                                                  $srch,$response,$context);
+                                                  $srch,$response,$context,
+                                                  $permission);
                 }
             } elsif ($env{'form.phase'} eq 'get_user_info') {
                 my ($currstate,$response,$forcenewuser,$results) = 
-                    &user_search_result($srch);
+                    &user_search_result($context,$srch);
                 if ($env{'form.currstate'} eq 'modify') {
                     $currstate = $env{'form.currstate'};
                 }
@@ -2755,7 +2816,8 @@ sub handler {
                         $response = '';
                     }
                     &print_user_modification_page($r,$ccuname,$ccdomain,
-                                                  $srch,$response,$context);
+                                                  $srch,$response,$context,
+                                                  $permission);
                 } elsif ($currstate eq 'query') {
                     &print_user_query_page($r,'createuser');
                 } else {
@@ -2766,7 +2828,7 @@ sub handler {
                 my $ccuname = &LONCAPA::clean_username($env{'form.seluname'});
                 my $ccdomain = &LONCAPA::clean_domain($env{'form.seludom'});
                 &print_user_modification_page($r,$ccuname,$ccdomain,$srch,'',
-                                              $context);
+                                              $context,$permission);
             }
         } elsif ($env{'form.phase'} eq 'update_user_data') {
             &update_user_data($r,$context);
@@ -2783,15 +2845,22 @@ sub handler {
              ($permission->{'view'} || $permission->{'cusr'})) {
         if ($env{'form.phase'} eq 'bulkchange') {
             &Apache::lonhtmlcommon::add_breadcrumb
-                ({href=>'backPage(document.studentform)',
-                  text=>"List Users"});
+                ({href=>'/adm/createuser?action=listusers',
+                  text=>"List Users"},
+                {href=>"/adm/createuser",
+                  text=>"Result"});
             my $setting = $env{'form.roletype'};
             my $choice = $env{'form.bulkaction'};
             $r->print(&header());
-            $r->print(&Apache::lonhtmlcommon::breadcrumbs("List Users",
-                                                          'User_Management_List'));
+            $r->print(&Apache::lonhtmlcommon::breadcrumbs("Update Users",
+                                                          'Course_View_Class_List'));
             if ($permission->{'cusr'}) {
                 &Apache::lonuserutils::update_user_list($r,$context,$setting,$choice);
+                $r->print(&Apache::loncommon::end_page());
+            } else {
+                $r->print(&mt('You are not authorized to make bulk changes to user roles'));
+                $r->print('<p><a href="/adm/createuser?action=listusers">'.&mt('Display User Lists').'</a>');
+                $r->print(&Apache::loncommon::end_page());
             }
         } else {
             &Apache::lonhtmlcommon::add_breadcrumb
@@ -2816,7 +2885,7 @@ sub handler {
                 $r->print(&header(&add_script(&verify_user_display())));
             }
             $r->print(&Apache::lonhtmlcommon::breadcrumbs("List Users",
-                                                          'User_Management_List'));
+                                                          'Course_View_Class_List'));
             &Apache::lonuserutils::print_userlist($r,undef,$permission,$context,
                          $formname,$totcodes,$codetitles,$idlist,$idlist_titles);
             $r->print(&Apache::loncommon::end_page());
@@ -2844,7 +2913,8 @@ sub handler {
     } elsif ($env{'form.action'} eq 'dateselect') {
         if ($permission->{'cusr'}) {
             $r->print(&header(undef,undef,{'no_nav_bar' => 1}).
-                      &Apache::lonuserutils::date_section_selector($context).
+                      &Apache::lonuserutils::date_section_selector($context,
+                                                                   $permission).
                       &Apache::loncommon::end_page());
         } else {
             $r->print(&header().
@@ -2898,41 +2968,41 @@ sub print_main_menu {
     my %links = (
                        domain => {
                                    upload => 'Upload a File of Users',
-                                   singleuser => 'Add/Manage a Single User',
+                                   singleuser => 'Add/Modify a Single User',
                                    listusers => 'Manage Multiple Users',
                                  },
                        author => {
                                    upload => 'Upload a File of Co-authors',
-                                   singleuser => 'Add/Manage a Single Co-author',
+                                   singleuser => 'Add/Modify a Single Co-author',
                                    listusers => 'Display Co-authors and Manage Multiple Users',
                                  },
                        course => {
                                    upload => 'Upload a File of Course Users',
-                                   singleuser => 'Add/Manage a Single Course User',
+                                   singleuser => 'Add/Modify a Single Course User',
                                    listusers => 'Display Class Lists and Manage Multiple Users',
                                  },
                      );
     my @menu =
         (
           { text => $links{$context}{'upload'},
-            help => 'User_Management_Upload',
+            help => 'Course_Create_Class_List',
             action => 'upload',
             permission => $permission->{'cusr'},
             },
           { text => $links{$context}{'singleuser'}, 
-            help => 'User_Management_Single_User',
+            help => 'Course_Change_Privileges',
             action => 'singleuser',
             permission => $permission->{'cusr'},
             },
           { text => $links{$context}{'listusers'},
-            help => 'User_Management_List',
+            help => 'Course_View_Class_List',
             action => 'listusers',
             permission => ($permission->{'view'} || $permission->{'cusr'}),
           },
         );
     if ($context eq 'domain' || $context eq 'course') {
         my $customlink =  { text => 'Edit Custom Roles',
-                            help => 'Custom_Role_Edit',
+                            help => 'Course_Editing_Custom_Roles',
                             action => 'custom',
                             permission => $permission->{'custom'},
                           };
@@ -2943,7 +3013,7 @@ sub print_main_menu {
         my @courselinks =
             (
               { text => 'Enroll a Single Student',
-                 help => 'Course_Single_Student',
+                 help => 'Course_Add_Student',
                  action => 'singlestudent',
                  permission => $permission->{'cusr'},
                  },
@@ -3002,7 +3072,7 @@ sub restore_prev_selections {
 
 #-------------------------------------------------- functions for &phase_two
 sub user_search_result {
-    my ($srch) = @_;
+    my ($context,$srch) = @_;
     my %allhomes;
     my %inst_matches;
     my %srch_results;
@@ -3071,14 +3141,14 @@ sub user_search_result {
                         my $uhome=&Apache::lonnet::homeserver($srch->{'srchterm'},$srch->{'srchdomain'});
                         if ($uhome eq 'no_host') {
                             ($currstate,$response,$forcenewuser) =
-                                &build_search_response($srch,%srch_results);
+                                &build_search_response($context,$srch,%srch_results);
                         } else {
                             $currstate = 'modify';
                         }
                     } else {
                         %srch_results = &Apache::lonnet::usersearch($srch);
                         ($currstate,$response,$forcenewuser) =
-                            &build_search_response($srch,%srch_results);
+                            &build_search_response($context,$srch,%srch_results);
                     }
                 } else {
                     my $courseusers = &get_courseusers();
@@ -3087,7 +3157,7 @@ sub user_search_result {
                             $currstate = 'modify';
                         } else {
                             ($currstate,$response,$forcenewuser) =
-                                &build_search_response($srch,%srch_results);
+                                &build_search_response($context,$srch,%srch_results);
                         }
                     } else {
                         foreach my $user (keys(%$courseusers)) {
@@ -3114,7 +3184,7 @@ sub user_search_result {
                             }
                         }
                         ($currstate,$response,$forcenewuser) =
-                            &build_search_response($srch,%srch_results);
+                            &build_search_response($context,$srch,%srch_results);
                     }
                 }
             }
@@ -3124,7 +3194,7 @@ sub user_search_result {
             ($dirsrchres,%srch_results) = &Apache::lonnet::inst_directory_query($srch);
             if ($dirsrchres eq 'ok') {
                 ($currstate,$response,$forcenewuser) = 
-                    &build_search_response($srch,%srch_results);
+                    &build_search_response($context,$srch,%srch_results);
             } else {
                 my $showdom = &display_domain_info($srch->{'srchdomain'});
                 $response = '<span class="LC_warning">'.
@@ -3138,7 +3208,7 @@ sub user_search_result {
         if ($srch->{'srchin'} eq 'dom') {
             %srch_results = &Apache::lonnet::usersearch($srch);
             ($currstate,$response,$forcenewuser) = 
-                &build_search_response($srch,%srch_results); 
+                &build_search_response($context,$srch,%srch_results); 
         } elsif ($srch->{'srchin'} eq 'crs') {
             my $courseusers = &get_courseusers(); 
             foreach my $user (keys(%$courseusers)) {
@@ -3190,14 +3260,14 @@ sub user_search_result {
                 }
             }
             ($currstate,$response,$forcenewuser) = 
-                &build_search_response($srch,%srch_results); 
+                &build_search_response($context,$srch,%srch_results); 
         } elsif ($srch->{'srchin'} eq 'alc') {
             $currstate = 'query';
         } elsif ($srch->{'srchin'} eq 'instd') {
             ($dirsrchres,%srch_results) = &Apache::lonnet::inst_directory_query($srch); 
             if ($dirsrchres eq 'ok') {
                 ($currstate,$response,$forcenewuser) = 
-                    &build_search_response($srch,%srch_results);
+                    &build_search_response($context,$srch,%srch_results);
             } else {
                 my $showdom = &display_domain_info($srch->{'srchdomain'});                $response = '<span class="LC_warning">'.
                     &mt('Institutional directory search is not available in domain: [_1]',$showdom).
@@ -3303,7 +3373,7 @@ sub get_courseusers {
 }
 
 sub build_search_response {
-    my ($srch,%srch_results) = @_;
+    my ($context,$srch,%srch_results) = @_;
     my ($currstate,$response,$forcenewuser);
     my %names = (
           'uname' => 'username',
@@ -3362,8 +3432,15 @@ sub build_search_response {
                 }
             }
             if (!($srch->{'srchby'} eq 'uname' && $srch->{'srchin'} eq 'dom' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchdomain'} eq $env{'request.role.domain'})) {
-                my $showdom = &display_domain_info($env{'request.role.domain'}); 
+                my $cancreate =
+                    &Apache::lonuserutils::can_create_user($env{'request.role.domain'},$context);
+                if ($cancreate) {
+                    my $showdom = &display_domain_info($env{'request.role.domain'}); 
                 $response .= '<br /><br />'.&mt("<b>To add a new user</b> (you can only create new users in your current role's domain - <span class=\"LC_cusr_emph\">[_1]</span>):",$env{'request.role.domain'}).'<ul><li>'.&mt("Set 'Domain/institution to search' to: <span class=\"LC_cusr_emph\">[_1]</span>",$showdom).'<li>'.&mt("Set 'Search criteria' to: <span class=\"LC_cusr_emph\">'username is ...... in selected LON-CAPA domain'").'</span></li><li>'.&mt('Provide the proposed username').'</li><li>'.&mt('Search').'</li></ul><br />';
+                } else {
+                    my $helplink = ' href="javascript:helpMenu('."'display'".')"';
+                    $response .= '<br /><br />'.&mt("You are not authorized to create new users in your current role's domain - <span class=\"LC_cusr_emph\">[_1]</span>.",$env{'request.role.domain'}).'<br />'.&mt('Contact the <a[_1]>helpdesk</a> if you need to create a new user.',$helplink).'<br /><br />';
+                }
             }
         }
     }
@@ -3465,83 +3542,24 @@ sub course_level_table {
         }
         my @roles = &Apache::lonuserutils::roles_by_context('course');
 	foreach my $role (@roles) {
+            my $plrole=&Apache::lonnet::plaintext($role);
 	    if (&Apache::lonnet::allowed('c'.$role,$thiscourse)) {
-		my $plrole=&Apache::lonnet::plaintext($role);
-		$table .= &Apache::loncommon::start_data_table_row().
-'<td><input type="checkbox" name="act_'.$protectedcourse.'_'.$role.'" /></td>
-<td>'.$plrole.'</td>
-<td>'.$area.'<br />Domain: '.$domain.'</td>'."\n";
-	        if ($role ne 'cc') {
-                    if (%sections_count) {
-                        my $currsec = 
-                            &Apache::lonuserutils::course_sections(\%sections_count,
-                                                        $protectedcourse.'_'.$role);
-                        $table .= 
-                    '<td><table class="LC_createuser">'.
-                     '<tr class="LC_section_row">
-                        <td valign="top">'.$lt{'exs'}.'<br />'.
-                        $currsec.'</td>'.
-                     '<td>&nbsp;&nbsp;</td>'.
-                     '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
-                     '<input type="text" name="newsec_'.$protectedcourse.'_'.$role.'" value="" />'.
-                     '<input type="hidden" '.
-                     'name="sec_'.$protectedcourse.'_'.$role.'" /></td>'.
-                     '</tr></table></td>';
-                    } else {
-                        $table .= '<td><input type="text" size="10" '.
-                     'name="sec_'.$protectedcourse.'_'.$role.'" /></td>';
-                    }
-                } else { 
-		    $table .= '<td>&nbsp</td>';
+                $table .= &course_level_row($protectedcourse,$role,$area,$domain,
+                                            $plrole,\%sections_count,\%lt);    
+            } elsif ($env{'request.course.sec'} ne '') {
+                if (&Apache::lonnet::allowed('c'.$role,$thiscourse.'/'.
+                                             $env{'request.course.sec'})) {
+                    $table .= &course_level_row($protectedcourse,$role,$area,$domain,
+                                                $plrole,\%sections_count,\%lt);
                 }
-		$table .= <<ENDTIMEENTRY;
-<td><input type="hidden" name="start_$protectedcourse\_$role" value='' />
-<a href=
-"javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$role.value,'start_$protectedcourse\_$role','cu.pres','dateset')">$lt{'ssd'}</a></td>
-<td><input type="hidden" name="end_$protectedcourse\_$role" value='' />
-<a href=
-"javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$role.value,'end_$protectedcourse\_$role','cu.pres','dateset')">$lt{'sed'}</a></td>
-ENDTIMEENTRY
-                $table.= &Apache::loncommon::end_data_table_row();
             }
         }
-        foreach my $cust (sort keys %customroles) {
-	    if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
-		my $plrole=$cust;
-                my $customrole=$protectedcourse.'_cr_cr_'.$env{'user.domain'}.
-		    '_'.$env{'user.name'}.'_'.$plrole;
-		$table .= &Apache::loncommon::start_data_table_row().
-'<td><input type="checkbox" name="act_'.$customrole.'" /></td>
-<td>'.$plrole.'</td>
-<td>'.$area.'</td>'."\n";
-                if (%sections_count) {
-                    my $currsec = 
-                        &Apache::lonuserutils::course_sections(\%sections_count,
-                                                               $customrole);
-                    $table.=
-                   '<td><table class="LC_createuser">'.
-                   '<tr class="LC_section_row"><td valign="top">'.
-                   $lt{'exs'}.'<br />'.$currsec.'</td>'.
-                   '<td>&nbsp;&nbsp;</td>'.
-                   '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
-                   '<input type="text" name="newsec_'.$customrole.'" value="" /></td>'.
-                   '<input type="hidden" '.
-                   'name="sec_'.$customrole.'" /></td>'.
-                   '</tr></table></td>';
-                } else {
-                    $table .= '<td><input type="text" size="10" '.
-                     'name="sec_'.$customrole.'" /></td>';
-                }
-                $table .= <<ENDENTRY;
-<td><input type="hidden" name="start_$customrole" value='' />
-<a href=
-"javascript:pjump('date_start','Start Date $plrole',document.cu.start_$customrole.value,'start_$customrole','cu.pres','dateset')">$lt{'ssd'}</a></td>
-<td><input type="hidden" name="end_$customrole" value='' />
-<a href=
-"javascript:pjump('date_end','End Date $plrole',document.cu.end_$customrole.value,'end_$customrole','cu.pres','dateset')">$lt{'sed'}</a></td>
-ENDENTRY
-               $table .= &Apache::loncommon::end_data_table_row();
-           }
+        if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
+            foreach my $cust (sort keys %customroles) {
+                my $role = 'cr_cr_'.$env{'user.domain'}.'_'.$env{'user.name'}.'_'.$cust;
+                $table .= &course_level_row($protectedcourse,$role,$area,$domain,
+                                            $cust,\%sections_count,\%lt);
+            }
 	}
     }
     return '' if ($table eq ''); # return nothing if there is nothing 
@@ -3561,6 +3579,53 @@ $table.
     return $result;
 }
 
+sub course_level_row {
+    my ($protectedcourse,$role,$area,$domain,$plrole,$sections_count,$lt) = @_;
+    my $row = &Apache::loncommon::start_data_table_row().
+              ' <td><input type="checkbox" name="act_'.
+              $protectedcourse.'_'.$role.'" /></td>'."\n".
+              ' <td>'.$plrole.'</td>'."\n".
+              ' <td>'.$area.'<br />Domain: '.$domain.'</td>'."\n";
+    if ($role eq 'cc') {
+        $row .= '<td>&nbsp;</td>';
+    } elsif ($env{'request.course.sec'} ne '') {
+        $row .= ' <td><input type="hidden" value="'.
+                $env{'request.course.sec'}.'" '.
+                'name="sec_'.$protectedcourse.'_'.$role.'" />'.
+                $env{'request.course.sec'}.'</td>';
+    } else {
+        if (ref($sections_count) eq 'HASH') {
+            my $currsec = 
+                &Apache::lonuserutils::course_sections($sections_count,
+                                                       $protectedcourse.'_'.$role);
+            $row .= '<td><table class="LC_createuser">'."\n".
+                    '<tr class="LC_section_row">'."\n".
+                    ' <td valign="top">'.$lt->{'exs'}.'<br />'.
+                       $currsec.'</td>'."\n".
+                     ' <td>&nbsp;&nbsp;</td>'."\n".
+                     ' <td valign="top">&nbsp;'.$lt->{'new'}.'<br />'.
+                     '<input type="text" name="newsec_'.$protectedcourse.'_'.$role.
+                     '" value="" />'.
+                     '<input type="hidden" '.
+                     'name="sec_'.$protectedcourse.'_'.$role.'" /></td>'."\n".
+                     '</tr></table></td>'."\n";
+        } else {
+            $row .= '<td><input type="text" size="10" '.
+                      'name="sec_'.$protectedcourse.'_'.$role.'" /></td>'."\n";
+        }
+    }
+    $row .= <<ENDTIMEENTRY;
+<td><input type="hidden" name="start_$protectedcourse\_$role" value="" />
+<a href=
+"javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$role.value,'start_$protectedcourse\_$role','cu.pres','dateset')">$lt->{'ssd'}</a></td>
+<td><input type="hidden" name="end_$protectedcourse\_$role" value="" />
+<a href=
+"javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$role.value,'end_$protectedcourse\_$role','cu.pres','dateset')">$lt->{'sed'}</a></td>
+ENDTIMEENTRY
+    $row .= &Apache::loncommon::end_data_table_row();
+    return $row;
+}
+
 sub course_level_dc {
     my ($dcdom) = @_;
     my %customroles=&Apache::lonuserutils::my_custom_roles();
@@ -3607,6 +3672,7 @@ sub course_level_dc {
                      '<td>&nbsp;&nbsp;</td>'.
                      '<td valign="top">&nbsp;<b>'.$lt{'new'}.'</b><br />'.
                      '<input type="text" name="newsec" value="" />'.
+                     '<input type="hidden" name="sections" value="" />'.
                      '<input type="hidden" name="groups" value="" /></td>'.
                      '</tr></table></td>';
     $otheritems .= <<ENDTIMEENTRY;