--- loncom/homework/externalresponse.pm	2007/09/11 19:24:14	1.9
+++ loncom/homework/externalresponse.pm	2008/11/10 13:18:19	1.14
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # external style responses
 #
-# $Id: externalresponse.pm,v 1.9 2007/09/11 19:24:14 albertel Exp $
+# $Id: externalresponse.pm,v 1.14 2008/11/10 13:18:19 jms Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -26,6 +26,22 @@
 # http://www.lon-capa.org/
 #
 
+=pod
+
+=head1 NAME
+
+Apache::externalresponse.pm
+
+=head1 SYNOPSIS
+
+Handler to evaluate externally graded responses.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+
+=cut
+
 package Apache::externalresponse;
 use strict;
 use HTTP::Request::Common;
@@ -36,14 +52,38 @@ BEGIN {
     &Apache::lonxml::register('Apache::externalresponse',('externalresponse'));
 }
 
-#FIXME
-# send of response params and there current values
-# accept a string to be printed out (Where does it get shown?) (.message)
-# need to get a correct answer from somewhere (probably here since randomized)
+=pod
+
+=head1 FIXME
+
+send of response params and their current values (form good enough? what parameters to send?)
+Need to get returned message displayed
+
+=cut
+
+
 sub start_externalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     my $id = &Apache::response::start_response($parstack,$safeeval);
+
+    if ($target eq 'edit') {
+  	$result .=&Apache::edit::tag_start($target,$token);
+	$result .=&Apache::edit::text_arg('URL:','url',$token,60).'<br />';
+	$result .=&Apache::edit::text_arg('Answer:','answer',$token);
+	$result .=&Apache::edit::text_arg('Form:','form',$token);
+	$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
+    } elsif ($target eq 'modified') {
+	my $constructtag =
+	    &Apache::edit::get_new_args($token,$parstack,$safeeval,
+					'answer','form','url');
+	if ($constructtag) {
+	    $result = &Apache::edit::rebuild_tag($token);
+	}
+    } elsif ($target eq 'meta') {
+  	$result=&Apache::response::meta_package_write('externalresponse');
+    }
+    
     return $result;
 }
 
@@ -104,7 +144,12 @@ sub end_externalresponse {
 
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
 	$target eq 'tex' || $target eq 'analyze') {
-	&Apache::lonxml::increment_counter($increment);
+	&Apache::lonxml::increment_counter($increment, "$part.$id");
+
+	if ($target eq 'analyze') {
+            $Apache::lonhomework::analyze{"$part.$id.type"} = 'externalresponse';
+	    &Apache::lonhomework::set_bubble_lines();
+	}
     }
     &Apache::response::end_response();
     return $result;