--- loncom/lonnet/perl/lonnet.pm	2004/04/01 15:12:26	1.483
+++ loncom/lonnet/perl/lonnet.pm	2004/04/03 00:13:01	1.485
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.483 2004/04/01 15:12:26 albertel Exp $
+# $Id: lonnet.pm,v 1.485 2004/04/03 00:13:01 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1186,7 +1186,8 @@ sub tokenwrapper {
 # --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course
 # input: action, courseID, current domain, home server for course, intended
 #        path to file, source of file.
-# output: ok if successful, diagnostic message otherwise
+# output: url to file (if action was uploaddoc), 
+#         ok if successful, or diagnostic message otherwise (if action was propagate or copy)
 #
 # Allows directory structure to be used within lonUsers/../userfiles/ for a 
 # course.
@@ -1201,8 +1202,9 @@ sub tokenwrapper {
 #         and will then be copied to
 #          /home/httpd/lonUsers/$domain/1/2/3/$course/userfiles/$file in
 #         course's home server.
+#
 # action = uploaddoc - /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
-#         will be retrived from $ENV{form.$source} via DOCS interface to
+#         will be retrived from $ENV{form.uploaddoc} (from DOCS interface) to
 #         /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
 #         and will then be copied to /home/httpd/lonUsers/1/2/3/$course/userfiles/$file
 #         in course's home server.
@@ -1255,7 +1257,7 @@ sub process_coursefile {
             }
         }
     }
-    unless ( ($fetchresult eq 'ok') || ($fetchresult eq 'no source file') ) {
+    unless ( $fetchresult eq 'ok') {
         &logthis('Failed to transfer '.$docudom.'/'.$docuname.'/'.$file.
              ' to host '.$docuhome.': '.$fetchresult);
     }
@@ -1280,7 +1282,6 @@ sub userfileupload {
 # See if there is anything left
     unless ($fname) { return 'error: no uploaded file'; }
     chop($ENV{'form.'.$formname});
-    my $url = '';
 # Create the directory if not present
     my $docuname='';
     my $docudom='';
@@ -1290,18 +1291,17 @@ sub userfileupload {
 	$docudom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
 	$docuhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'};
         if ($ENV{'form.folder'} =~ m/^default/) {
-            $url = &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
+            return &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
         } else {
             $fname=$ENV{'form.folder'}.'/'.$fname;
-            $url = &process_coursefile('uploaddoc',$docuname,$docudom,$docuhome,$fname,$formname);
+            return &process_coursefile('uploaddoc',$docuname,$docudom,$docuhome,$fname,$formname);
         }
     } else {
         $docuname=$ENV{'user.name'};
         $docudom=$ENV{'user.domain'};
         $docuhome=$ENV{'user.home'};
+        return &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
     }
-    return 
-        &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
 }
 
 sub finishuserfileupload {
@@ -4418,6 +4418,21 @@ sub numval {
     return int($txt);
 }
 
+sub numval2 {
+    my $txt=shift;
+    $txt=~tr/A-J/0-9/;
+    $txt=~tr/a-j/0-9/;
+    $txt=~tr/K-T/0-9/;
+    $txt=~tr/k-t/0-9/;
+    $txt=~tr/U-Z/0-5/;
+    $txt=~tr/u-z/0-5/;
+    $txt=~s/\D//g;
+    my @txts=split(/(\d\d\d\d\d\d\d\d\d)/,$txt);
+    my $total;
+    foreach my $val (@txts) { $total+=$val; }
+    return int($total);
+}
+
 sub latest_rnd_algorithm_id {
     return '64bit2';
 }
@@ -4433,9 +4448,9 @@ sub rndseed {
     if (!$domain) { $domain=$wdomain; }
     if (!$username) { $username=$wusername }
     my $which=$ENV{"course.$courseid.rndseed"};
-    my $CODE=$ENV{'scantron.CODE'};
+    my $CODE=$ENV{'form.CODE'};
     if (defined($CODE)) {
-	&rndseed_CODE_64bit($symb,$courseid,$domain,$username);
+	return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);
     } elsif ($which eq '64bit2') {
 	return &rndseed_64bit2($symb,$courseid,$domain,$username);
     } elsif ($which eq '64bit') {
@@ -4508,12 +4523,13 @@ sub rndseed_CODE_64bit {
     {
 	use integer;
 	my $symbchck=unpack("%32S*",$symb.' ') << 16;
-	my $symbseed=numval($symb);
-	my $CODEseed=numval($ENV{'scantron.CODE'}) << 16;
+	my $symbseed=numval2($symb);
+	my $CODEchck=unpack("%32S*",$ENV{'form.CODE'}.' ') << 16;
+	my $CODEseed=numval($ENV{'form.CODE'});
 	my $courseseed=unpack("%32S*",$courseid.' ');
-	my $num1=$symbseed+$CODEseed;
-	my $num2=$courseseed+$symbchck;
-	#&Apache::lonxml::debug("$symbseed:$CODEseed|$courseseed:$symbchck");
+	my $num1=$symbseed+$CODEchck;
+	my $num2=$CODEseed+$courseseed+$symbchck;
+	#&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
 	#&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");
 	return "$num1,$num2";
     }
@@ -4831,7 +4847,7 @@ BEGIN {
     open(my $config,"</etc/httpd/conf/loncapa.conf");
 
     while (my $configline=<$config>) {
-        if ($configline =~ /^[^\#]*PerlSetVar/) {
+        if ($configline=~/\S/ && $configline =~ /^[^\#]*PerlSetVar/) {
 	   my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
            chomp($varvalue);
            $perlvar{$varname}=$varvalue;