--- loncom/auth/loncacc.pm	2001/12/21 16:57:54	1.18
+++ loncom/auth/loncacc.pm	2003/02/03 18:03:52	1.25
@@ -2,7 +2,7 @@
 # Cookie Based Access Handler for Construction Area
 # (lonacc: 5/21/99,5/22,5/29,5/31 Gerd Kortemeyer)
 #
-# $Id: loncacc.pm,v 1.18 2001/12/21 16:57:54 harris41 Exp $
+# $Id: loncacc.pm,v 1.25 2003/02/03 18:03:52 harris41 Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -31,8 +31,8 @@
 # YEAR=2001
 # 01/06,01/11,6/1,9/25,9/28,11/22,12/25,12/26,
 # 01/06/01,05/04,05/05,05/09 Gerd Kortemeyer
-# 12/21 Scott Harrison
-#
+# YEAR=2002
+# 1/4 Gerd Kortemeyer
 ###
 
 package Apache::loncacc;
@@ -47,7 +47,8 @@ sub constructaccess {
     my ($url,$ownerdomain)=@_;
     my ($ownername)=($url=~/\/(?:\~|priv\/|home\/)(\w+)/);
     unless (($ownername) && ($ownerdomain)) { return ''; }
-
+    # We do not allow editing of previous versions of files.
+    if ($url=~/\.(\d+)\.(\w+)$/) { return ''; }
     if (($ownername eq $ENV{'user.name'}) &&
         ($ownerdomain eq $ENV{'user.domain'})) {
 	return ($ownername,$ownerdomain);
@@ -68,6 +69,7 @@ sub constructaccess {
 sub handler {
     my $r = shift;
     my $requrl=$r->uri;
+    $ENV{'request.editurl'}=$requrl;
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
     my $lonid=$cookies{'lonID'};
     my $cookie;
@@ -114,7 +116,7 @@ sub handler {
                $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
                $name  =~ tr/+/ /;
                $name  =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
-               $ENV{"form.$name"}=$value;
+	       &Apache::loncommon::add_to_env("form.$name",$value);
             } 
         } else {
 	    my $contentsep=$1;
@@ -134,7 +136,7 @@ sub handler {
                         } else {
                             $value=~s/\s+$//s;
                         }
-                        $ENV{"form.$name"}=$value;
+			&Apache::loncommon::add_to_env("form.$name",$value);
                     }
                     if ($i<$#lines) {
 			$i++;
@@ -162,6 +164,7 @@ sub handler {
                 }
             }
 	}
+            $ENV{'request.method'}=$ENV{'REQUEST_METHOD'};
             $r->method_number(M_GET);
 	    $r->method('GET');
             $r->headers_in->unset('Content-length');
@@ -187,7 +190,7 @@ Apache::lonacc - Cookie Based Access Han
 
 =head1 SYNOPSIS
 
-Invoked (for various locations) by /etc/httpd/conf/srm.conf:
+Invoked (for various locations) by /etc/httpd/conf/loncapa_apache.conf:
 
  PerlAccessHandler       Apache::loncacc