--- loncom/homework/externalresponse.pm	2014/12/07 02:48:55	1.30
+++ loncom/homework/externalresponse.pm	2017/05/23 03:07:34	1.33
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # external style responses
 #
-# $Id: externalresponse.pm,v 1.30 2014/12/07 02:48:55 raeburn Exp $
+# $Id: externalresponse.pm,v 1.33 2017/05/23 03:07:34 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -40,6 +40,7 @@ use Apache::loncommon;
 use Apache::lonnavmaps;
 use Apache::essayresponse;
 use LONCAPA qw(:DEFAULT :match);
+use LONCAPA::LWPReq;
 
 BEGIN {
     &Apache::lonxml::register('Apache::externalresponse',('externalresponse'));
@@ -97,7 +98,8 @@ sub start_externalresponse {
                     ($Apache::lonhomework::type eq 'anonsurveycred')) {
                     $hiddendraft = '<input type="hidden" name="HWDRAFT'.$part.'_'.$id.'" value="yes" />';
                 } else {
-                    $result = &Apache::essayresponse::draft_row($part,$id,$ncol,$uploadedfiletypes);
+                    $result = &Apache::essayresponse::draft_row($part,$id,$ncol,$uploadedfiletypes,
+                                                                'externalresponse');
                 }
                 if ($ncol > 0) {
                     $result .= &Apache::essayresponse::get_collab_row($part,$id,$coll,$ncol);
@@ -261,12 +263,24 @@ sub end_externalresponse {
 		&Apache::lonhomework::showhash(%form);
                 my $udom = &Apache::lonnet::EXT('user.domain');
                 my $uname = &Apache::lonnet::EXT('user.name');
-                my $symb = $env{'resource.symb'};
+                my $symb = &Apache::lonnet::symbread();
                 my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
-		my $ua = LWP::UserAgent->new;
-		my $res = $ua->request(POST $url, \%form);
+                my $request=new HTTP::Request('POST',$url);
+                $request->content(join('&',map {
+                                  my $name = escape($_);
+                                  "$name=" . ( ref($form{$_}) eq 'ARRAY'
+                                  ? join("&$name=", map {escape($_) } @{$form{$_}})
+                                  : &escape($form{$_}) );
+                                  } keys(%form)));
+                my $res = &LONCAPA::LWPReq::makerequest('',$request,'','',10,1);
                 my @delaccess = keys(%currently_turned_in);
                 &Apache::lonnet::automated_portfile_access('ip',undef,\@delaccess,\%info);
+                my @submitted_portfiles = split(/,/,$Apache::lonhomework::results{"resource.$part.$id.portfiles"}); 
+                my @versioned_portfiles;
+                &Apache::lonnet::portfiles_versioning($symb,$udom,$uname,\@submitted_portfiles,
+                                                      \@versioned_portfiles);
+                $Apache::lonhomework::results{"resource.$part.$id.portfiles"} =
+                    join(',',@versioned_portfiles); 
 		%Apache::loncapagrade::results=();
 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
 		if ($res->is_error()) {