--- loncom/lonnet/perl/lonnet.pm	2009/08/14 17:46:10	1.1016
+++ loncom/lonnet/perl/lonnet.pm	2009/08/22 18:53:41	1.1020
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1016 2009/08/14 17:46:10 raeburn Exp $
+# $Id: lonnet.pm,v 1.1020 2009/08/22 18:53:41 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3146,10 +3146,10 @@ sub dcmaildump {
 
 sub get_domain_roles {
     my ($dom,$roles,$startdate,$enddate)=@_;
-    if (undef($startdate) || $startdate eq '') {
+    if ((!defined($startdate)) || ($startdate eq '')) {
         $startdate = '.';
     }
-    if (undef($enddate) || $enddate eq '') {
+    if ((!defined($enddate)) || ($enddate eq '')) {
         $enddate = '.';
     }
     my $rolelist;
@@ -5874,13 +5874,36 @@ sub auto_possible_instcodes {
 
 sub auto_courserequest_checks {
     my ($dom) = @_;
-    my %validations;
+    my ($homeserver,%validations);
+    if ($dom =~ /^$match_domain$/) {
+        $homeserver = &domain($dom,'primary');
+    }
+    unless ($homeserver eq 'no_host') {
+        my $response=&reply('autocrsreqchecks:'.$dom,$homeserver);
+        unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+            my @items = split(/&/,$response);
+            foreach my $item (@items) {
+                my ($key,$value) = split('=',$item);
+                $validations{&unescape($key)} = &thaw_unescape($value);
+            }
+        }
+    }
     return %validations; 
 }
 
 sub auto_courserequest_validation {
-    my ($dom,$details,$inststatuses,$message) = @_;
-    return 'pending';
+    my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = @_;
+    my ($homeserver,$response);
+    if ($dom =~ /^$match_domain$/) {
+        $homeserver = &domain($dom,'primary');
+    }
+    unless ($homeserver eq 'no_host') {  
+        $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner).
+                                    ':'.&escape($crstype).':'/&escape($inststatuslist).
+                                    ':'.&escape($instcode).':'.&escape($instseclist),
+                                    $homeserver));
+    }
+    return $response;
 }
 
 sub auto_validate_class_sec {
@@ -6102,7 +6125,17 @@ sub assignrole {
             if ($refused) {
                 if (($selfenroll == 1) && ($role eq 'st') && ($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
                     $refused = '';
-                } else {
+                } elsif ($context eq 'requestcourses') {
+                    if (($role eq 'cc') && ($env{'user.name'} ne '' && $env{'user.domain'} ne '')) {
+                        my ($cdom,$cnum) = ($cwosec =~ m{^/($match_domain)/($match_courseid)$});
+                        my %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+                        if ($crsenv{'internal.courseowner'} eq 
+                             $env{'user.name'}.':'.$env{'user.domain'}) {
+                            $refused = '';
+                        }
+                    }
+                }
+                if ($refused) {
                     &logthis('Refused assignrole: '.$udom.' '.$uname.' '.$url.
                              ' '.$role.' '.$end.' '.$start.' by '.
 	  	             $env{'user.name'}.' at '.$env{'user.domain'});
@@ -6426,11 +6459,17 @@ sub writecoursepref {
 
 sub createcourse {
     my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,
-        $course_owner,$crstype,$cnum)=@_;
+        $course_owner,$crstype,$cnum,$context,$category)=@_;
     $url=&declutter($url);
     my $cid='';
     unless (&allowed('ccc',$udom)) {
-        return 'refused';
+        if ($context eq 'requestcourses') {
+            unless (&usertools_access($course_owner,$udom,$category,undef,$context)) {
+                return 'refused';
+            }
+        } else {
+            return 'refused';
+        }
     }
 # --------------------------------------------------------------- Get Unique ID
     my $uname;
@@ -6534,7 +6573,11 @@ sub store_userdata {
     my $result;
     if ($datakey ne '') {
         if (ref($storehash) eq 'HASH') {
-            my $uhome=&homeserver();
+            if ($udom eq '' || $uname eq '') {
+                $udom = $env{'user.domain'};
+                $uname = $env{'user.name'};
+            }
+            my $uhome=&homeserver($uname,$udom);
             if (($uhome eq '') || ($uhome eq 'no_host')) {
                 $result = 'error: no_host';
             } else {