Index: nodereference.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/cck/nodereference.module,v
retrieving revision 1.25.2.31
diff -u -r1.25.2.31 nodereference.module
--- nodereference.module	11 Feb 2007 23:07:20 -0000	1.25.2.31
+++ nodereference.module	28 Feb 2007 13:36:01 -0000
@@ -491,3 +491,54 @@
   $options = $options + _nodereference_potential_references($filterinfo['extra']['field']);
   return $options;
 }
+
+/*
+ * Implementation of hook_views_fusion()
+ */
+function nodereference_views_fusion() {
+  $field_types = _content_field_types();
+  $return = array();
+  foreach (content_fields() as $field) {
+    if ($field['type'] == 'nodereference') {
+      $db_info = content_database_info($field);
+      $fusion = array(
+        'title' => $field_types[$field['type']]['label'] .': '. $field['widget']['label'] .' ('. $field['field_name'] .')',
+        'field' => $db_info['columns']['nid']['column'],
+      );
+      $return['node_data_'. $field['field_name']] = $fusion;
+      $fusion = array(
+        'title' => $field_types[$field['type']]['label'] .': '. $field['widget']['label'] .' ('. $field['field_name'] .') - reverse direction',
+        'field' => 'nid',
+      );
+      $return['node_data_'. $field['field_name'] .'_reverse'] = $fusion;
+    }
+  }
+  return $return;
+}
+
+/**
+ * Implementation of hook_views_tables().
+ * Exposes further table definitions to views, which are needed by views_fusion for using the nodereference reverse
+ */
+function nodereference_views_tables() {
+  $field_types = _content_field_types();
+  $tables = array();
+  foreach (content_fields() as $field) {
+    if ($field['type'] == 'nodereference') {
+      $db_info = content_database_info($field);
+      $tables['node_data_'. $field['field_name'] .'_reverse'] = array(
+        'name' => $db_info['table'],
+        'join' => array(
+          'left' => array(
+            'table' => 'node',
+            'field' => 'nid',
+          ),
+          'right' => array(
+            'field' => $db_info['columns']['nid']['column']
+          ),
+        ),
+      );
+    }
+  }
+  return $tables;
+}