--- loncom/auth/lonacc.pm	2003/09/20 17:44:22	1.48
+++ loncom/auth/lonacc.pm	2005/02/21 18:22:04	1.60.2.1
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Cookie Based Access Handler
 #
-# $Id: lonacc.pm,v 1.48 2003/09/20 17:44:22 www Exp $
+# $Id: lonacc.pm,v 1.60.2.1 2005/02/21 18:22:04 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -52,6 +52,9 @@ sub handler {
     my $r = shift;
     my $requrl=$r->uri;
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
+    if ($r->header_in('User-Agent')=~/NSDL\_Search\_Bot/) {
+       return OK;
+    }
     my $lonid=$cookies{'lonID'};
     my $cookie;
     if ($lonid) {
@@ -70,13 +73,13 @@ sub handler {
 
 # -------------------------------------------------------------- Resource State
 
-            if ($requrl=~/^\/res\//) {
+            if ($requrl=~/^\/+(res|uploaded)\//) {
                $ENV{'request.state'} = "published";
 	    } else {
 	       $ENV{'request.state'} = 'unknown';
             }
             $ENV{'request.filename'} = $r->filename;
-
+            $ENV{'request.noversionuri'} = &Apache::lonnet::deversion($requrl);
 # -------------------------------------------------------- Load POST parameters
 
 	    &Apache::loncommon::get_posted_cgi($r);
@@ -109,6 +112,7 @@ sub handler {
             if ((&Apache::loncommon::fileembstyle($1) eq 'ssi') ||
  ($requrl=~/^\/adm\/.*\/(aboutme|navmaps|smppg|bulletinboard)(\?|$)/) ||
  ($requrl=~/^\/adm\/wrapper\//) ||
+ ($requrl=~m|\.problem/smpedit$|) ||
  ($requrl=~/^\/public\/.*\/syllabus$/)) {
 # ------------------------------------- This is serious stuff, get symb and log
 		my $query=$r->args;
@@ -118,8 +122,14 @@ sub handler {
                 }
                 if ($ENV{'form.symb'}) {
 		    $symb=&Apache::lonnet::symbclean($ENV{'form.symb'});
-                    if (&Apache::lonnet::symbverify($symb,$requrl)) {
-                      my ($map,$mid,$murl)=split(/\_\_\_/,$symb);
+                    if ($requrl =~ m|^/adm/wrapper/|) {
+                        my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb);
+                        &Apache::lonnet::symblist($map,$murl => $mid,
+                                               'last_known' => $murl);
+                    } elsif ((&Apache::lonnet::symbverify($symb,$requrl)) ||
+			     (($requrl=~m|(.*)/smpedit$|) &&
+			      &Apache::lonnet::symbverify($symb,$1))) {
+                      my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb);
                       &Apache::lonnet::symblist($map,$murl => $mid,
                                                'last_known' => $murl);
 		    } else {
@@ -131,6 +141,13 @@ sub handler {
                     }
                 } else {
 	            $symb=&Apache::lonnet::symbread($requrl);
+		    if (&Apache::lonnet::is_on_map($requrl) && $symb &&
+			!&Apache::lonnet::symbverify($symb,$requrl)) {
+			$r->log_reason('Invalid symb for '.$requrl.': '.$symb);
+		        $ENV{'user.error.msg'}=
+                                "$requrl:bre:1:1:Invalid Access";
+  	                return HTTP_NOT_ACCEPTABLE; 
+		    }
                     my ($map,$mid,$murl)=split(/\_\_\_/,$symb);
 		    &Apache::lonnet::symblist($map,$murl => $mid,
                                               'last_known' => $murl);
@@ -152,29 +169,36 @@ sub handler {
     if ($requrl=~m|^/public/|
 	|| (&Apache::lonnet::metadata($requrl,'copyright') eq 'public')) {
         &Apache::lonnet::logthis('Granting public access: '.$requrl);
-	my $buffer;
-	$r->read($buffer,$r->header_in('Content-length'),0);
-	&Apache::loncommon::get_unprocessed_cgi($buffer);
+	&Apache::loncommon::get_posted_cgi($r);
 	$ENV{'user.name'}='public';
         $ENV{'user.domain'}='public';
         $ENV{'request.state'} = "published";
         $ENV{'request.publicaccess'} = 1;
         $ENV{'request.filename'} = $r->filename;
+	my ($httpbrowser,  $clientbrowser, $clientversion,
+	    $clientmathml, $clientunicode, $clientos) =
+		&Apache::loncommon::decode_user_agent($r);
+	$ENV{'browser.type'}=$clientbrowser;
+        $ENV{'browser.version'}=$clientversion;
+        $ENV{'browser.mathml'}=$clientmathml;
+        $ENV{'browser.unicode'}=$clientunicode;
+        $ENV{'browser.os'}=$clientos;
+
         return OK;
     }
 # -------------------------------------------------------------- Not authorized
     $requrl=~/\.(\w+)$/;
-    if ((&Apache::loncommon::fileembstyle($1) eq 'ssi') ||
-        ($requrl=~/^\/adm\/(roles|logout|email|menu|remote)/) ||
-        ($requrl=~m|^/prtspool/|)) {
+#    if ((&Apache::loncommon::fileembstyle($1) eq 'ssi') ||
+#        ($requrl=~/^\/adm\/(roles|logout|email|menu|remote)/) ||
+#        ($requrl=~m|^/prtspool/|)) {
 # -------------------------- Store where they wanted to go and get login screen
 	$ENV{'request.querystring'}=$r->args;
 	$ENV{'request.firsturl'}=$requrl;
        return FORBIDDEN;
-   } else {
+#   } else {
 # --------------------------------------------------------------------- Goodbye
-       return HTTP_BAD_REQUEST;
-   }
+#       return HTTP_BAD_REQUEST;
+#   }
 }
 
 1;
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>500 Internal Server Error</title>
</head><body>
<h1>Internal Server Error</h1>
<p>The server encountered an internal error or
misconfiguration and was unable to complete
your request.</p>
<p>Please contact the server administrator at 
 root@localhost to inform them of the time this error occurred,
 and the actions you performed just before this error.</p>
<p>More information about this error may be available
in the server error log.</p>
</body></html>