--- loncom/interface/Attic/londropadd.pm	2001/08/07 14:07:36	1.14
+++ loncom/interface/Attic/londropadd.pm	2002/01/04 15:56:07	1.18
@@ -1,6 +1,30 @@
 # The LearningOnline Network with CAPA
 # Handler to drop and add students in courses 
 #
+# $Id: londropadd.pm,v 1.18 2002/01/04 15:56:07 www 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/
+#
 # (Handler to set parameters for assessments
 #
 # (Handler to resolve ambiguous file locations
@@ -19,6 +43,11 @@
 # YEAR=2001
 # 01/01/01,01/15,02/10,02/13,02/14,02/22 Gerd Kortemeyer
 # 8/6 Scott Harrison
+# Guy Albertelli
+# 9/25 Gerd Kortemeyer
+# 12/19 Guy Albertelli
+# YEAR=2002
+# 1/4 Gerd Kortemeyer
 
 package Apache::londropadd;
 
@@ -150,7 +179,7 @@ sub dropstudent {
         if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) {
           my $section=$1;
           if ($key eq $courseid.'_st') { $section=''; }
-          if ($section ne $csec) {
+          if (((!$section) && (!$csec)) || ($section ne $csec)) {
 	    my ($dummy,$end,$start)=split(/\_/,
                                     &Apache::lonnet::unescape($value));
             my $now=time;
@@ -260,6 +289,10 @@ function verify(vf) {
             return;
         }
     }
+    if (vf.login[2].checked) {
+	foundatype=1;
+	//An argument is not required
+    }
     if (foundatype==0) {
 	alert('You need to set the login type');
         return;
@@ -318,6 +351,7 @@ function flip(vf,tf) {
        vf.login[1].checked=true;
        vf.intpwd.value='';
        vf.krbdom.value='';
+       vf.locarg.value='';
    }
 
 }
@@ -434,13 +468,22 @@ ENDPICK
 <input type=hidden name=nfields value=$i>
 <input type=hidden name=keyfields value="$keyfields">
 <h3>Login Type</h3>
-Note: this will not take effect if the user already exists<p>
-<input type=radio name=login value=krb onClick="clickkrb(this.form);">
+<p>Note: this will not take effect if the user already exists</p>
+<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>
-<input type=radio name=login value=int onClick="clickint(this.form);"> 
+<input type=text size=10 name=krbdom onChange="setkrb(this.form);" />
+</p>
+<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);">)
+<input type=text size=10 name=intpwd onChange="setint(this.form);" />)
+</p>
+<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>
 <h3>LON-CAPA Domain for Students</h3>
 LON-CAPA domain: <input type=text size=10 value=$defdom name=lcdomain><p>
 <h3>Starting and Ending Dates</h3>
@@ -459,6 +502,10 @@ LON-CAPA domain: <input type=text size=1
 <h3>Full Update</h3>
 <input type=checkbox name=fullup value=yes> Full update 
 (also print list of users not enrolled anymore)<p>
+<h3>ID/Student Number</h3>
+<input type=checkbox name=forceid value=yes> 
+Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
+(only do if you know what you are doing)  
 <input type=button onClick="verify(this.form)" value="Update Courselist"><br>
 Note: for large courses, this operation might be time consuming.
 ENDPICK
@@ -479,7 +526,11 @@ sub enroll_single_student {
         } elsif ($ENV{'form.login'} eq 'int') {
            $amode='internal';
            $genpwd=$ENV{'form.intpwd'};
-        }
+        }  elsif ($ENV{'form.login'} eq 'loc') {
+	    $amode='localauth';
+	    $genpwd=$ENV{'form.locarg'};
+	    if (!$genpwd) { $genpwd=" "; }
+	}
         if (($amode) && ($genpwd)) {
  	  &dropstudent($ENV{'form.cdomain'},$ENV{'form.cuname'},
 		       $ENV{'request.course.id'},$ENV{'form.csec'});
@@ -555,6 +606,10 @@ function verify(vf) {
             return;
         }
     }
+    if (vf.login[2].checked) {
+	foundatype=1;
+	//An argument is not required
+    }
     if (foundatype==0) {
 	alert('You need to set the login type');
         return;
@@ -591,6 +646,7 @@ function setkrb(vf) {
        vf.login[0].checked=true;
        vf.krbdom.value=vf.krbdom.value.toUpperCase();
        vf.intpwd.value='';
+       vf.locarg.value='';
    }
 }
 
@@ -598,16 +654,32 @@ function setint(vf) {
     if (vf.intpwd.value!='') {
        vf.login[1].checked=true;
        vf.krbdom.value='';
+       vf.locarg.value='';
+   }
+}
+
+function setloc(vf) {
+    if (vf.locarg.value!='') {
+       vf.login[2].checked=true;
+       vf.krbdom.value='';
+       vf.intpwd.value='';
    }
 }
 
 function clickkrb(vf) {
     vf.krbdom.value='$krbdefdom';
     vf.intpwd.value='';
+    vf.locarg.value='';
 }
 
 function clickint(vf) {
     vf.krbdom.value='';
+    vf.locarg.value='';
+}
+
+function clickloc(vf) {
+    vf.krbdom.value='';
+    vf.intpwd.value='';
 }
 
     function pclose() {
@@ -659,7 +731,11 @@ Kerberos authenticated with domain
 <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>
+<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>
 <h3>Starting and Ending Dates</h3>
 <input type="hidden" value='' name="pres_value">
 <input type="hidden" value='' name="pres_type">
@@ -673,6 +749,10 @@ Internally authenticated (with initial p
 <a 
  href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
 >Set Ending Date</a><p>
+<h3>ID/Student Number</h3>
+<input type=checkbox name=forceid value=yes> 
+Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
+(only do if you know what you are doing)  
 <input type=button onClick="verify(this.form)" value="Enroll as student"><br>
 <input type=hidden name=phase value=five>
 ENDSENROLL
@@ -770,7 +850,12 @@ sub upfile_drop_add {
                  if ((defined($ENV{'form.intpwd'})) && ($ENV{'form.intpwd'})) {
 		     $genpwd=$ENV{'form.intpwd'};
                  }
-             }
+             } elsif ($ENV{'form.login'} eq 'loc') {
+		 $amode='localauth';
+		 if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {
+		     $genpwd=$ENV{'form.locarg'};
+                 }
+	     }
              unless (($domain=~/\W/) || ($amode eq '')) {
               $r->print('<h3>Enrolling Students</h3>');
               my $count=0;