--- loncom/homework/lonhomework.pm	2002/03/29 18:32:46	1.74
+++ loncom/homework/lonhomework.pm	2002/05/23 21:12:44	1.78
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Homework handler
 #
-# $Id: lonhomework.pm,v 1.74 2002/03/29 18:32:46 albertel Exp $
+# $Id: lonhomework.pm,v 1.78 2002/05/23 21:12:44 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -334,7 +334,8 @@ sub renderpage {
     &Apache::edit::initialize_edit;
     if ($target eq 'analyze') { %Apache::lonhomework::anaylze=(); }
     if ($target eq 'web') {
-      if (&Apache::lonnet::symbread() eq '') {
+      my ($symb)=&Apache::lonxml::whichuser();
+      if ($symb eq '') {
 	if ($ENV{'request.state'} eq "construct") {
 	} else {
 	  $request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />");
@@ -350,7 +351,7 @@ sub renderpage {
       $default='';
     }
     &Apache::lonxml::debug("Should be parsing now");
-    $result = &Apache::lonxml::xmlparse($target, $problem,
+    $result = &Apache::lonxml::xmlparse($request, $target, $problem,
 			$default.&setup_vars($target),%mystyle);
 
     #$request->print("Result follows:");
@@ -359,6 +360,7 @@ sub renderpage {
     } else {
       if ($target eq 'analyze') {
 	$result=&Apache::lonnet::hashref2str(\%Apache::lonhomework::analyze);
+	undef(%Apache::lonhomework::analyze);
       }
       #my $td=&tv_interval($t0);
       #if ( $Apache::lonxml::debug) {
@@ -470,7 +472,7 @@ sub handler {
   # some times multiple problemmodes are submitted, need to select
   # the last one
   if ( defined($ENV{'form.problemmode'}) &&
-       defined(@{ $ENV{'form.problemmode'} })) {
+       ref($ENV{'form.problemmode'}) ) {
     my $mode=$ENV{'form.problemmode'}->[-1];
     undef $ENV{'form.problemmode'};
     $ENV{'form.problemmode'}=$mode;