--- loncom/interface/loncreateuser.pm	2001/04/12 23:12:58	1.13
+++ loncom/interface/loncreateuser.pm	2002/02/11 21:25:07	1.26
@@ -1,6 +1,30 @@
-# The LearningOnline Network
+# The LearningOnline Network with CAPA
 # Create a user
 #
+# $Id: loncreateuser.pm,v 1.26 2002/02/11 21:25:07 matthew Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
 # (Create a course
 # (My Desk
 #
@@ -10,6 +34,7 @@
 # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
 # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
 #
+# YEAR=2001
 # 3/1/1 Gerd Kortemeyer)
 #
 # 3/1 Gerd Kortemeyer)
@@ -17,13 +42,147 @@
 # 2/14 Gerd Kortemeyer)
 #
 # 2/14,2/17,2/19,2/20,2/21,2/22,2/23,3/2,3/17,3/24,04/12 Gerd Kortemeyer
+# April Guy Albertelli
+# 05/10,10/16 Gerd Kortemeyer 
+# 11/12,11/13,11/15 Scott Harrison
+# 02/11/02 Matthew Hall
 #
+# $Id: loncreateuser.pm,v 1.26 2002/02/11 21:25:07 matthew Exp $
+###
+
 package Apache::loncreateuser;
 
 use strict;
 use Apache::Constants qw(:common :http);
 use Apache::lonnet;
 
+my $loginscript; # piece of javascript used in two separate instances
+my $generalrule;
+my $authformnop;
+my $authformkrb;
+my $authformint;
+my $authformfsys;
+my $authformloc;
+
+BEGIN {
+    $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
+    my $krbdefdom=$1;
+    $krbdefdom=~tr/a-z/A-Z/;
+    $authformnop=(<<END);
+<p>
+<input type=radio name=login value=nop checked='checked'
+onClick="clicknop(this.form);">
+Do not change login data
+</p>
+END
+    $authformkrb=(<<END);
+<p>
+<input type=radio name=login value=krb onClick="clickkrb(this.form);">
+Kerberos authenticated with domain
+<input type=text size=10 name=krbdom onChange="setkrb(this.form);">
+</p>
+END
+    $authformint=(<<END);
+<p>
+<input type=radio name=login value=int onClick="clickint(this.form);"> 
+Internally authenticated (with initial password 
+<input type=text size=10 name=intpwd onChange="setint(this.form);">)
+</p>
+END
+    $authformfsys=(<<END);
+<p>
+<input type=radio name=login value=fsys onClick="clickfsys(this.form);"> 
+Filesystem authenticated (with initial password 
+<input type=text size=10 name=fsyspwd onChange="setfsys(this.form);">)
+</p>
+END
+    $authformloc=(<<END);
+<p>
+<input type=radio name=login value=loc onClick="clickloc(this.form);" />
+Local Authentication with argument
+<input type=text size=10 name=locarg onChange="setloc(this.form);" />
+</p>
+END
+    $loginscript=(<<ENDLOGINSCRIPT);
+<script>
+function setkrb(vf) {
+    if (vf.krbdom.value!='') {
+       vf.login[0].checked=true;
+       vf.krbdom.value=vf.krbdom.value.toUpperCase();
+       vf.intpwd.value='';
+       vf.fsyspwd.value='';
+       vf.locarg.value='';
+   }
+}
+
+function setint(vf) {
+    if (vf.intpwd.value!='') {
+       vf.login[1].checked=true;
+       vf.krbdom.value='';
+       vf.fsyspwd.value='';
+       vf.locarg.value='';
+   }
+}
+
+function setfsys(vf) {
+    if (vf.fsyspwd.value!='') {
+       vf.login[2].checked=true;
+       vf.krbdom.value='';
+       vf.intpwd.value='';
+       vf.locarg.value='';
+   }
+}
+
+function setloc(vf) {
+    if (vf.locarg.value!='') {
+       vf.login[3].checked=true;
+       vf.krbdom.value='';
+       vf.intpwd.value='';
+       vf.fsyspwd.value='';
+   }
+}
+
+function clicknop(vf) {
+    vf.krbdom.value='';
+    vf.intpwd.value='';
+    vf.fsyspwd.value='';
+    vf.locarg.value='';
+}
+
+function clickkrb(vf) {
+    vf.krbdom.value='$krbdefdom';
+    vf.intpwd.value='';
+    vf.fsyspwd.value='';
+    vf.locarg.value='';
+}
+
+function clickint(vf) {
+    vf.krbdom.value='';
+    vf.fsyspwd.value='';
+    vf.locarg.value='';
+}
+
+function clickfsys(vf) {
+    vf.krbdom.value='';
+    vf.intpwd.value='';
+    vf.locarg.value='';
+}
+
+function clickloc(vf) {
+    vf.krbdom.value='';
+    vf.intpwd.value='';
+    vf.fsyspwd.value='';
+}
+</script>
+ENDLOGINSCRIPT
+    $generalrule=<<END;
+<p>
+<i>As a general rule, only authors or co-authors should be filesystem
+authenticated (which allows access to the server filesystem).</i>
+</p>
+END
+}
+
 # =================================================================== Phase one
 
 sub phase_one {
@@ -48,7 +207,6 @@ ENDDOCUMENT
 }
 
 # =================================================================== Phase two
-
 sub phase_two {
     my $r=shift;
     my $ccuname=$ENV{'form.ccuname'};
@@ -62,7 +220,7 @@ sub phase_two {
 
     $ccuname=~s/\W//g;
     $ccdomain=~s/\W//g;
-    $r->print(<<ENDENHEAD);
+    my $dochead =<<"ENDDOCHEAD";
 <html>
 <head>
 <title>The LearningOnline Network with CAPA</title>
@@ -92,101 +250,92 @@ sub phase_two {
 </script>
 </head>
 <body bgcolor="#FFFFFF">
-<img align=right src=/adm/lonIcons/lonlogos.gif>
-<h1>Create User, Change User Privileges</h1>
-<form action=/adm/createuser method=post name=cu>
-<input type=hidden name=phase value=three>
-<input type=hidden name=ccuname value=$ccuname>
-<input type=hidden name=ccdomain value=$ccdomain>
-<input type="hidden" value='' name="pres_value">
-<input type="hidden" value='' name="pres_type">
-<input type="hidden" value='' name="pres_marker">
-<input type=hidden name=cuname value="$ccuname">
-<input type=hidden name=cdomain value="$ccdomain">
-
-ENDENHEAD
+<img align="right" src="/adm/lonIcons/lonlogos.gif">
+ENDDOCHEAD
+    my $forminfo =<<"ENDFORMINFO";
+<form action="/adm/createuser" method="post" name="cu">
+<input type="hidden" name="phase"       value="three">
+<input type="hidden" name="ccuname"     value="$ccuname">
+<input type="hidden" name="ccdomain"    value="$ccdomain">
+<input type="hidden" name="pres_value"  value="" >
+<input type="hidden" name="pres_type"   value="" >
+<input type="hidden" name="pres_marker" value="" >
+<input type="hidden" name="cuname"      value="$ccuname">
+<input type="hidden" name="cdomain"     value="$ccdomain">
+ENDFORMINFO
     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
     my %incdomains; 
     my %inccourses;
-    map {
+    foreach (%Apache::lonnet::hostdom) {
        $incdomains{$_}=1;
-    } %Apache::lonnet::hostdom;
-    map {
+    }
+    foreach (keys(%ENV)) {
 	if ($_=~/^user\.priv\.cm\.\/(\w+)\/(\w+)/) {
 	    $inccourses{$1.'_'.$2}=1;
         }
-    } %ENV;
+    }
     if ($uhome eq 'no_host') {
-	$r->print(<<ENDNUSER);
-<h2>New user $ccuname at $ccdomain</h2>
-<script>
-function setkrb(vf) {
-    if (vf.krbdom.value!='') {
-       vf.login[0].checked=true;
-       vf.krbdom.value=vf.krbdom.value.toUpperCase();
-       vf.intpwd.value='';
-   }
-}
-
-function setint(vf) {
-    if (vf.intpwd.value!='') {
-       vf.login[1].checked=true;
-       vf.krbdom.value='';
-   }
-}
-
-function clickkrb(vf) {
-    vf.krbdom.value='$krbdefdom';
-    vf.intpwd.value='';
-}
-
-function clickint(vf) {
-    vf.krbdom.value='';
-}
-</script>
-<input type=hidden name=makeuser value=1>
+	$r->print(<<ENDNEWUSER);
+$dochead
+<h1>Create New User</h1>
+$forminfo
+<h2>New user "$ccuname" in domain $ccdomain</h2>
+$loginscript
+<input type='hidden' name='makeuser' value='1' />
 <h3>Personal Data</h3>
-First Name: <input type=text name=cfirst size=15><br>
-Middle Name: <input type=text name=cmiddle size=15><br>
-Last Name: <input type=text name=clast size=15><br>
-Generation: <input type=text name=cgen size=5><p>
+<p>
+<table>
+<tr><td>First Name  </td>
+    <td><input type='text' name='cfirst'  size='15' /></td></tr>
+<tr><td>Middle Name </td> 
+    <td><input type='text' name='cmiddle' size='15' /></td></tr>
+<tr><td>Last Name   </td>
+    <td><input type='text' name='clast'   size='15' /></td></tr>
+<tr><td>Generation  </td>
+    <td><input type='text' name='cgen'    size='5'  /></td></tr>
+</table>
+ID/Student Number <input type='text' name='cstid'   size='15' /></p>
 
-ID/Student Number: <input type=text name=cstid size=10><p>
+<hr />
 
 <h3>Login Data</h3>
-<input type=radio name=login value=krb onClick="clickkrb(this.form);">
-Kerberos authenticated with domain
-<input type=text size=10 name=krbdom onChange="setkrb(this.form);"><p>
-<input type=radio name=login value=int onClick="clickint(this.form);"> 
-Internally authenticated (with initial password 
-<input type=text size=10 name=intpwd onChange="setint(this.form);">)
-ENDNUSER
-    } else {
-	$r->print('<h2>Existing user '.$ccuname.' at '.$ccdomain.'</h2>');
-
+$generalrule
+$authformkrb
+$authformint
+$authformfsys
+$authformloc
+ENDNEWUSER
+    } else { # user already exists
+	$r->print(<<ENDCHANGEUSER);
+$dochead
+<h1>Change User Privileges</h1>
+$forminfo
+<h2>User "$ccuname" in domain $ccdomain </h2>
+ENDCHANGEUSER
         my $rolesdump=&Apache::lonnet::reply(
                                   "dump:$ccdomain:$ccuname:roles",$uhome);
-        unless ($rolesdump eq 'con_lost') { 
+        # Build up table of user roles to allow revocation of a role.
+        unless ($rolesdump eq 'con_lost' || $rolesdump =~ m/^error/i) { 
            my $now=time;
-           $r->print('<h4>Revoke Existing Roles</h4>'.
+           $r->print('<hr /><h3>Revoke Existing Roles</h3>'.
              '<table border=2><tr><th>Revoke</th><th>Role</th><th>Extent</th>'.
-		     '<th>Start</th><th>End</th>');
-           map {
+	     '<th>Start</th><th>End</th>');
+	   foreach (split(/&/,$rolesdump)) {
              if ($_!~/^rolesdef\&/) {
-
               my ($area,$role)=split(/=/,$_);
               my $thisrole=$area;
               $area=~s/\_\w\w$//;
-              my ($trole,$tend,$tstart)=split(/_/,$role);
+              my ($role_code,$role_end_time,$role_start_time)=split(/_/,$role);
               my $bgcol='ffffff';
               my $allows=0;
               if ($area=~/^\/(\w+)\/(\d\w+)/) {
                  my %coursedata=&Apache::lonnet::coursedescription($1.'_'.$2);
                  my $carea='Course: '.$coursedata{'description'};
                  $inccourses{$1.'_'.$2}=1;
-                 if (&Apache::lonnet::allowed('c'.$trole,$1.'/'.$2)) {
+                 if (&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) {
 		     $allows=1;
                  }
+		 # Compute the background color based on $area
                  $bgcol=$1.'_'.$2;
                  $bgcol=~s/[^8-9b-e]//g;
                  $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',0,6);
@@ -196,49 +345,174 @@ ENDNUSER
                  $area=$carea;
 	      } else {
                  if ($area=~/^\/(\w+)\//) {
-                     if (&Apache::lonnet::allowed('c'.$trole,$1)) {
+                     if (&Apache::lonnet::allowed('c'.$role_code,$1)) {
 			 $allows=1;
                      }
                  } else {
-                     if (&Apache::lonnet::allowed('c'.$trole,'/')) {
+                     if (&Apache::lonnet::allowed('c'.$role_code,'/')) {
 			 $allows=1;
                      }
                  }
 	      }
 
+              $r->print('<tr bgcolor=#"'.$bgcol.'"><td>');
               my $active=1;
-              if (($tend) && ($now>$tend)) { $active=0; }
-
-              $r->print('<tr bgcolor=#'.$bgcol.'><td>');
-              if ($active) {
-                  if ($allows) {
-		     $r->print(
-                             '<input type=checkbox name="rev:'.$thisrole.'">');
-		 } else {
-                     $r->print('&nbsp;');
-                 }
+              if (($role_end_time) && ($now>$role_end_time)) { $active=0; }
+              if (!($active) && ($allows)) {
+		  $r->print('<input type=checkbox name="rev:'.$thisrole.'">');
               } else {
                   $r->print('&nbsp;');
               }
-              $r->print('</td><td>'.&Apache::lonnet::plaintext($trole).
+              $r->print('</td><td>'.&Apache::lonnet::plaintext($role_code).
                         '</td><td>'.$area.'</td><td>'.
-                        ($tstart?localtime($tstart):'&nbsp;').'</td><td>'.
-                        ($tend?localtime($tend):'&nbsp;')."</td></tr>\n");
+                        ($role_start_time ? localtime($role_start_time)
+                                          : '&nbsp;' )
+			.'</td><td>'.
+                        ($role_end_time   ? localtime($role_end_time)
+                                          : '&nbsp;' )
+			."</td></tr>\n");
 	     }
-	   } split(/&/,$rolesdump);
+	   } 
 	   $r->print('</table>');
          }   
+	my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
+	if ($currentauth=~/^krb4:/) {
+	    $currentauth=~/^krb4:(.*)/;
+	    my $krbdefdom2=$1;
+	    $loginscript=~s/vf\.krbdom\.value='.*?';/vf.krbdom.value='$krbdefdom2';/;
+	}
+	# Check for a bad authentication type
+        unless ($currentauth=~/^krb4:/ or
+		$currentauth=~/^unix:/ or
+		$currentauth=~/^internal:/ or
+		$currentauth=~/^localauth:/
+		) { # bad authentication scheme
+	    if (&Apache::lonnet::allowed('mau',$ENV{'user.domain'})) {
+		$r->print(<<ENDBADAUTH);
+<hr />
+$loginscript
+<font color='#ff0000'>ERROR:</font>
+This user has an unrecognized authentication scheme ($currentauth).
+Please specify login data below.
+<h3>Login Data</h3>
+$generalrule
+$authformkrb
+$authformint
+$authformfsys
+$authformloc
+ENDBADAUTH
+            } else { 
+                # This user is not allowed to modify the users 
+                # authentication scheme, so just notify them of the problem
+		$r->print(<<ENDBADAUTH);
+<hr />
+$loginscript
+<font color="#ff0000"> ERROR: </font>
+This user has an unrecognized authentication scheme ($currentauth).
+Please alert a domain coordinator of this situation.
+<hr />
+ENDBADAUTH
+            }
+        } else { # Authentication type is valid
+	    my $authformcurrent='';
+	    my $authform_other='';
+	    if ($currentauth=~/^krb4:/) {
+		$authformcurrent=$authformkrb;
+		$authform_other=$authformint.$authformfsys.$authformloc;
+		# embarrassing script hack here
+		$loginscript=~s/login\[3\]/login\[4\]/; # loc
+		$loginscript=~s/login\[2\]/login\[3\]/; # fsys
+		$loginscript=~s/login\[1\]/login\[2\]/; # int
+		$loginscript=~s/login\[0\]/login\[1\]/; # krb4
+	    }
+	    elsif ($currentauth=~/^internal:/) {
+		$authformcurrent=$authformint;
+		$authform_other=$authformkrb.$authformfsys.$authformloc;
+		# embarrassing script hack here
+		$loginscript=~s/login\[3\]/login\[4\]/; # loc
+		$loginscript=~s/login\[2\]/login\[3\]/; # fsys
+		$loginscript=~s/login\[1\]/login\[1\]/; # int
+		$loginscript=~s/login\[0\]/login\[2\]/; # krb4
+	    }
+	    elsif ($currentauth=~/^unix:/) {
+		$authformcurrent=$authformfsys;
+		$authform_other=$authformkrb.$authformint.$authformloc;
+		# embarrassing script hack here
+		$loginscript=~s/login\[3\]/login\[4\]/; # loc
+		$loginscript=~s/login\[1\]/login\[3\]/; # int
+		$loginscript=~s/login\[2\]/login\[1\]/; # fsys
+		$loginscript=~s/login\[0\]/login\[2\]/; # krb4
+	    }
+	    elsif ($currentauth=~/^localauth:/) {
+		$authformcurrent=$authformloc;
+		$authform_other=$authformkrb.$authformint.$authformfsys;
+		# embarrassing script hack here
+		$loginscript=~s/login\[3\]/login\[loc\]/; # loc
+		$loginscript=~s/login\[2\]/login\[4\]/; # fsys
+		$loginscript=~s/login\[1\]/login\[3\]/; # int
+		$loginscript=~s/login\[0\]/login\[2\]/; # krb4
+		$loginscript=~s/login\[loc\]/login\[1\]/; # loc
+	    }
+	    $authformcurrent=<<ENDCURRENTAUTH;
+<table border='1'>
+<tr>
+<td><font color='#ff0000'>* * * WARNING * * *</font></td>
+<td><font color='#ff0000'>* * * WARNING * * *</font></td>
+</tr>
+<tr><td bgcolor='#cbbcbb'>$authformcurrent</td>
+<td bgcolor='#cbbcbb'>Changing this value will overwrite existing authentication for the user; you should notify the user of this change.</td></tr>
+</table>
+ENDCURRENTAUTH
+            if (&Apache::lonnet::allowed('mau',$ENV{'user.domain'})) {
+		# Current user has login modification privileges
+		$r->print(<<ENDOTHERAUTHS);
+<hr />
+$loginscript
+<h3>Change Current Login Data</h3>
+$generalrule
+$authformnop
+$authformcurrent
+<h3>Enter New Login Data</h3>
+$authform_other
+ENDOTHERAUTHS
+            }
+        }  ## End of "check for bad authentication type" logic
+    } ## End of new user/old user logic
+    $r->print('<hr /><h3>Add Roles</h3>');
+#
+# Co-Author
+# 
+
+    if (&Apache::lonnet::allowed('cca',$ENV{'user.domain'})) {
+	my $cuname=$ENV{'user.name'};
+        my $cudom=$ENV{'user.domain'};
+       $r->print(<<ENDCOAUTH);
+<h4>Construction Space</h4>
+<table border=2><tr><th>Activate</th><th>Role</th><th>Extent</th>
+<th>Start</th><th>End</th></tr>
+<tr>
+<td><input type=checkbox name="act_$cudom\_$cuname\_ca"></td>
+<td>Co-Author</td>
+<td>$cudom\_$cuname</td>
+<td><input type=hidden name="start_$cudom\_$cuname\_ca" value=''>
+<a href=
+"javascript:pjump('date_start','Start Date Co-Author',document.cu.start_$cudom\_$cuname\_ca.value,'start_$cudom\_$cuname\_ca','cu.pres','dateset')">Set Start Date</a></td>
+<td><input type=hidden name="end_$cudom\_$cuname\_ca" value=''>
+<a href=
+"javascript:pjump('date_end','End Date Co-Author',document.cu.end_$cudom\_$cuname\_ca.value,'end_$cudom\_$cuname\_ca','cu.pres','dateset')">Set End Date</a></td>
+</tr>
+</table>
+ENDCOAUTH
     }
-    $r->print('<hr><h3>Add Roles</h3>');
 #
 # Domain level
 #
     $r->print('<h4>Domain Level</h4>'.
     '<table border=2><tr><th>Activate</th><th>Role</th><th>Extent</th>'.
     '<th>Start</th><th>End</th></tr>');
-    map {
+    foreach ( sort( keys(%incdomains))) {
 	my $thisdomain=$_;
-        map {
+        foreach ('dc','li','dg','au') {
             if (&Apache::lonnet::allowed('c'.$_,$thisdomain)) {
                my $plrole=&Apache::lonnet::plaintext($_);
                $r->print(<<ENDDROW);
@@ -255,51 +529,18 @@ ENDNUSER
 </tr>
 ENDDROW
             }
-        } ('dc','li','dg','au');
-    } sort keys %incdomains;
+        } 
+    }
     $r->print('</table>');
 #
 # Course level
 #
-    $r->print('<h4>Course Level</h4>'.
-    '<table border=2><tr><th>Activate</th><th>Role</th><th>Extent</th>'.
-    '<th>Group/Section</th><th>Start</th><th>End</th></tr>');
-    map {
-	my $thiscourse=$_;
-        $thiscourse=~s/\_/\//g;
-        my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
-        my $area=$coursedata{'description'};
-        my $bgcol=$thiscourse;
-        $bgcol=~s/[^8-9b-e]//g;
-        $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',0,6);
-        map {
-            if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) {
-               my $plrole=&Apache::lonnet::plaintext($_);
-               $r->print(<<ENDROW);
-<tr bgcolor=#$bgcol>
-<td><input type=checkbox name="act_$thiscourse\_$_"></td>
-<td>$plrole</td>
-<td>$area</td>
-<td><input type=text size=5 name="sec_$thiscourse\_$_"></td>
-<td><input type=hidden name="start_$thiscourse\_$_" value=''>
-<a href=
-"javascript:pjump('date_start','Start Date $plrole',document.cu.start_$thiscourse\_$_.value,'start_$thiscourse\_$_','cu.pres','dateset')">Set Start Date</a></td>
-<td><input type=hidden name="end_$thiscourse\_$_" value=''>
-<a href=
-"javascript:pjump('date_end','End Date $plrole',document.cu.end_$thiscourse\_$_.value,'end_$thiscourse\_$_','cu.pres','dateset')">Set End Date</a></td>
-</tr>
-ENDROW
-
-            }
-        } ('st','ta','ep','ad','in','cc');
-    } sort keys %inccourses;
-    $r->print('</table>');
-    $r->print('<input type=submit value="Modify User">');
-    $r->print('</form></body></html>');
+    $r->print(&course_level_table(%inccourses));
+    $r->print("<hr /><input type=submit value=\"Modify User\">\n");
+    $r->print("</form></body></html>");
 }
 
 # ================================================================= Phase Three
-
 sub phase_three {
     my $r=shift;
     $r->print(<<ENDTHREEHEAD);
@@ -324,7 +565,14 @@ ENDTHREEHEAD
         } elsif ($ENV{'form.login'} eq 'int') {
            $amode='internal';
            $genpwd=$ENV{'form.intpwd'};
-        }
+        } elsif ($ENV{'form.login'} eq 'fsys') {
+           $amode='unix';
+           $genpwd=$ENV{'form.fsyspwd'};
+        } elsif ($ENV{'form.login'} eq 'loc') {
+	    $amode='localauth';
+	    $genpwd=$ENV{'form.locarg'};
+	    if (!$genpwd) { $genpwd=" "; }
+	}
         if (($amode) && ($genpwd)) {
           $r->print('Generating user: '.&Apache::lonnet::modifyuser(
                       $ENV{'form.cdomain'},$ENV{'form.cuname'},
@@ -341,9 +589,44 @@ ENDTHREEHEAD
         $r->print('Invalid username or domain');
     }
    }
+   if (!$ENV{'form.makeuser'} and $ENV{'form.login'} ne 'nop') {
+    $r->print('<h3>Changing User Login Data</h3>');
+    if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&&
+        ($ENV{'form.cdomain'})&&($ENV{'form.cdomain'}!~/\W/)) {
+	my $amode='';
+        my $genpwd='';
+        if ($ENV{'form.login'} eq 'krb') {
+           $amode='krb4';
+           $genpwd=$ENV{'form.krbdom'};
+        } elsif ($ENV{'form.login'} eq 'int') {
+           $amode='internal';
+           $genpwd=$ENV{'form.intpwd'};
+        } elsif ($ENV{'form.login'} eq 'fsys') {
+           $amode='unix';
+           $genpwd=$ENV{'form.fsyspwd'};
+        } elsif ($ENV{'form.login'} eq 'loc') {
+	    $amode='localauth';
+	    $genpwd=$ENV{'form.locarg'};
+	    if (!$genpwd) { $genpwd=" "; }
+	}
+        if (($amode) && ($genpwd)) {
+	    $r->print('Modifying authentication: '.
+		 &Apache::lonnet::modifyuserauth(
+		       $ENV{'form.cdomain'},$ENV{'form.cuname'},
+                       $amode,$genpwd));
+            $r->print('<br>Home server: '.&Apache::lonnet::homeserver
+                      ($ENV{'form.cuname'},$ENV{'form.cdomain'}));
+
+	} else {
+           $r->print('Invalid login mode or password');    
+        }          
+    } else {
+        $r->print('Invalid username or domain');
+    }
+   }
     my $now=time;
     $r->print('<h3>Modifying Roles</h3>');
-    map {
+    foreach (keys (%ENV)) {
 	if (($_=~/^form\.rev\:([^\_]+)\_([^\_]+)$/) && ($ENV{$_})) {
            $r->print('Revoking '.$2.' in '.$1.': '.
           &Apache::lonnet::assignrole($ENV{'form.cdomain'},$ENV{'form.cuname'},
@@ -360,8 +643,8 @@ ENDTHREEHEAD
 	              $ENV{'course.'.$cid.'.home'}).'<br>');
            }
 	}
-    } keys %ENV;
-    map {
+    } 
+    foreach (keys(%ENV)) {
 	if (($_=~/^form\.act\_([^\_]+)\_([^\_]+)\_([^\_]+)$/) && ($ENV{$_})) {
             my $url='/'.$1.'/'.$2;
             if ($ENV{'form.sec_'.$1.'_'.$2.'_'.$3}) {
@@ -403,7 +686,7 @@ ENDTHREEHEAD
           &Apache::lonnet::assignrole($ENV{'form.cdomain'},$ENV{'form.cuname'},
                                       $url,$2,$end,$start).'<br>');
         }
-    } keys %ENV;
+    }
     $r->print('</body></html>');
 }
 
@@ -421,6 +704,7 @@ sub handler {
         (&Apache::lonnet::allowed('cin',$ENV{'request.course.id'})) || 
         (&Apache::lonnet::allowed('ccr',$ENV{'request.course.id'})) || 
         (&Apache::lonnet::allowed('cep',$ENV{'request.course.id'})) ||
+        (&Apache::lonnet::allowed('cca',$ENV{'user.domain'})) ||
         (&Apache::lonnet::allowed('mau',$ENV{'user.domain'}))) {
        $r->content_type('text/html');
        $r->send_http_header;
@@ -440,6 +724,61 @@ sub handler {
    return OK;
 } 
 
+
+sub course_level_table {
+    my %inccourses = @_;
+    my $table = '';
+    foreach (sort( keys(%inccourses))) {
+	my $thiscourse=$_;
+	my $protectedcourse=$_;
+	$thiscourse=~s:_:/:g;
+	my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
+	my $area=$coursedata{'description'};
+	my $bgcol=$thiscourse;
+	$bgcol=~s/[^8-9b-e]//g;
+	$bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',0,6);
+	foreach  ('st','ta','ep','ad','in','cc') {
+	    if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) {
+		my $plrole=&Apache::lonnet::plaintext($_);
+		$table .= <<ENDEXTENT;
+<tr bgcolor="#$bgcol">
+<td><input type="checkbox" name="act_$protectedcourse\_$_"></td>
+<td>$plrole</td>
+<td>$area</td>
+ENDEXTENT
+	        if ($_ ne 'cc') {
+		    $table .= <<ENDSECTION;
+<td><input type="text" size="5" name="sec_$protectedcourse\_$_"></td>
+ENDSECTION
+                } else { 
+		    $table .= <<ENDSECTION;
+<td>&nbsp</td> 
+ENDSECTION
+                }
+		$table .= <<ENDTIMEENTRY;
+<td><input type=hidden name="start_$protectedcourse\_$_" value=''>
+<a href=
+"javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$_.value,'start_$protectedcourse\_$_','cu.pres','dateset')">Set Start Date</a></td>
+<td><input type=hidden name="end_$protectedcourse\_$_" value=''>
+<a href=
+"javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$_.value,'end_$protectedcourse\_$_','cu.pres','dateset')">Set End Date</a></td>
+ENDTIMEENTRY
+                $table.= "</tr>\n";
+            }
+        }
+    }
+    return '' if ($table eq ''); # return nothing if there is nothing 
+                                 # in the table
+    my $result = <<ENDTABLE;
+<h4>Course Level</h4>
+<table border=2><tr><th>Activate</th><th>Role</th><th>Extent</th>
+<th>Group/Section</th><th>Start</th><th>End</th></tr>
+$table
+</table>
+ENDTABLE
+    return $result;
+}
+
 1;
 __END__