--- loncom/auth/lonauth.pm	2003/02/03 18:03:52	1.36
+++ loncom/auth/lonauth.pm	2003/02/20 06:49:23	1.41
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # User Authentication Module
 #
-# $Id: lonauth.pm,v 1.36 2003/02/03 18:03:52 harris41 Exp $
+# $Id: lonauth.pm,v 1.41 2003/02/20 06:49:23 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -45,6 +45,9 @@ use Crypt::DES;
 use Apache::lonnet();
 use Apache::lonmenu();
 use Fcntl qw(:flock);
+
+my %FORM;
+
 # ------------------------------------------------------------ Successful login
 
 sub success {
@@ -105,6 +108,18 @@ sub success {
     if ($httpbrowser=~/win/i) { $clientos='win'; }
     if ($httpbrowser=~/embed/i) { $clientos='pda'; }
 
+# -------------------------------------- Any accessibility options to remember?
+    if (($FORM{'interface'}) && ($FORM{'remember'} eq 'true')) {
+	foreach ('imagesuppress','appletsuppress',
+		 'embedsuppress','fontenhance','blackwhite') {
+	    if ($FORM{$_} eq 'true') {
+		&Apache::lonnet::put('environment',{$_ => 'on'},
+				     $domain,$username);
+	    } else {
+		&Apache::lonnet::del('environment',[$_],$domain,$username);
+	    }
+	}
+    }
 # ------------------------------------------------------------- Get environment
 
     my $userenv;
@@ -115,35 +130,50 @@ sub success {
 	    $userenv.="environment.$key=$userenv{$key}\n";
 	}
     }
+    if (($userenv{'interface'}) && (!$FORM{'interface'})) {
+	$FORM{'interface'}=$userenv{'interface'};
+    }
 # --------------------------------------------------------- Write first profile
 
-       {
-	    my $idf=Apache::File->new(">$lonids/$cookie.id");
-	    unless (flock($idf,LOCK_EX)) {
-	      &Apache::lonnet::logthis("<font color=blue>WARNING: ".
-			    'Could not obtain exclusive lock in lonauth: '.$!);
-	      $idf->close();
-	      return 'error: '.$!;
-	    }
-            if ($userenv ne '') { print $idf "$userenv\n"; }
-            print $idf "user.name=$username\n";
-            print $idf "user.domain=$domain\n";
-            print $idf "user.home=$authhost\n";
-            print $idf "browser.type=$clientbrowser\n";
-            print $idf "browser.version=$clientversion\n";
-            print $idf "browser.mathml=$clientmathml\n";
-            print $idf "browser.unicode=$clientunicode\n";
-            print $idf "browser.os=$clientos\n";
-            print $idf "request.course.fn=\n";
-            print $idf "request.course.uri=\n";
-            print $idf "request.course.sec=\n";
-            print $idf "request.role=cm\n";
-            print $idf "request.host=$ENV{'HTTP_HOST'}\n"; 
-            if ($userroles ne '') { print $idf "$userroles"; }
+    {
+	my $idf=Apache::File->new(">$lonids/$cookie.id");
+	unless (flock($idf,LOCK_EX)) {
+	    &Apache::lonnet::logthis("<font color=blue>WARNING: ".
+			   'Could not obtain exclusive lock in lonauth: '.$!);
 	    $idf->close();
-        }
-         $ENV{'request.role'}='cm';
-         $ENV{'browser.type'}=$clientbrowser;
+	    return 'error: '.$!;
+	}
+	if ($userenv ne '') { print $idf "$userenv\n"; }
+	print $idf "user.name=$username\n";
+	print $idf "user.domain=$domain\n";
+	print $idf "user.home=$authhost\n";
+	print $idf "browser.type=$clientbrowser\n";
+	print $idf "browser.version=$clientversion\n";
+	print $idf "browser.mathml=$clientmathml\n";
+	print $idf "browser.unicode=$clientunicode\n";
+	print $idf "browser.os=$clientos\n";
+	print $idf "request.course.fn=\n";
+	print $idf "request.course.uri=\n";
+	print $idf "request.course.sec=\n";
+	print $idf "request.role=cm\n";
+	print $idf "request.host=$ENV{'HTTP_HOST'}\n";
+	if ($FORM{'interface'}) {
+	    $FORM{'interface'}=~s/\W//gs;
+	    print $idf "browser.interface=$FORM{'interface'}\n";
+	    $ENV{'browser.interface'}=$FORM{'interface'};
+	    foreach ('imagesuppress','appletsuppress',
+		     'embedsuppress','fontenhance','blackwhite') {
+		if (($FORM{$_} eq 'true') ||
+		    ($userenv{$_} eq 'on')) {
+		    print $idf "browser.$_=on\n";
+		}
+	    }
+	}
+	if ($userroles ne '') { print $idf "$userroles"; }
+	$idf->close();
+    }
+    $ENV{'request.role'}='cm';
+    $ENV{'browser.type'}=$clientbrowser;
 # -------------------------------------------------------------------- Log this
 
     &Apache::lonnet::log($domain,$username,$authhost,
@@ -223,7 +253,9 @@ sub handler {
     my $buffer;
     $r->read($buffer,$r->header_in('Content-length'));
     my @pairs=split(/&/,$buffer);
-    my $pair; my $name; my $value; my %FORM;
+    my $pair; my $name; my $value;
+    undef %FORM;
+    %FORM=();
     foreach $pair (@pairs) {
        ($name,$value) = split(/=/,$pair);
        $value =~ tr/+/ /;