[LON-CAPA-cvs] cvs: loncom /auth switchserver.pm

[albertel]

albertel		Tue Nov 29 15:59:37 2005 EDT

  Modified files:              
    /loncom/auth	switchserver.pm 
  Log:
  -making switchserver work when something has already loaded the env
  
  
Index: loncom/auth/switchserver.pm
diff -u loncom/auth/switchserver.pm:1.4 loncom/auth/switchserver.pm:1.5
--- loncom/auth/switchserver.pm:1.4	Fri Oct 28 17:51:43 2005
+++ loncom/auth/switchserver.pm	Tue Nov 29 15:59:37 2005
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Switch Servers Handler
 #
-# $Id: switchserver.pm,v 1.4 2005/10/28 21:51:43 albertel Exp $
+# $Id: switchserver.pm,v 1.5 2005/11/29 20:59:37 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -37,6 +37,10 @@
 
 sub init_env {
     my ($r) = @_;
+    
+    if (-e $env{'user.environment'}) {
+	return  $env{'user.environment'};
+    }
     my $requrl=$r->uri;
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
     my $lonid=$cookies{'lonID'};
@@ -53,31 +57,31 @@
 
     &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
     
-    return $handle;
+    return $r->dir_config('lonIDsDir')."/$handle.id";
 }
 
 sub handler {
-    my $r = shift;
-    
+    my ($r) = @_;
     
     my $handle=&init_env($r);
     if (!defined($handle)) { return FORBIDDEN; }
 
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 					    ['otherserver','role']);
-   
+
     my $switch_to=$Apache::lonnet::hostname{$env{'form.otherserver'}};
     if (!$env{'form.otherserver'}) {
 	$env{'form.otherserver'}=&Apache::lonnet::spareserver(30000,undef,1);
 	$switch_to=$Apache::lonnet::hostname{$env{'form.otherserver'}};
     }
+
     if (!defined($switch_to)) { return FORBIDDEN; }
 
     if ($env{'form.role'} && 
 	!exists($env{'user.role.'.$env{'form.role'}})) { return FORBIDDEN; }
 
     #remove session env, and log event
-    unlink($r->dir_config('lonIDsDir')."/$handle.id");
+    unlink($handle);
     my %temp=('switchserver' => time.':'.$env{'form.otherserver'},
 	      $env{'form.role'});
     &Apache::lonnet::put('email_status',\%temp);