Index: invite.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/invite/invite.module,v
retrieving revision 1.10.2.68
diff -u -r1.10.2.68 invite.module
--- invite.module	2 Sep 2007 01:49:44 -0000	1.10.2.68
+++ invite.module	2 Sep 2007 01:55:22 -0000
@@ -888,11 +888,15 @@
       'data'    => array('subject' => $subject, 'message' => $message),
     ));
 
+    // Allow other modules to modify the invitation
+    $args = array('invite' => &$invite);
+    module_invoke_all('invite', 'prepare', $args);
+
     // Perform token replacement on mail body
     $body = token_replace_multiple(t(_invite_get_mail_template()), _invite_token_types($invite));
 
     // Send e-mail
-    if (_invite_send_invite($email, $subject, $body)) {
+    if (_invite_send_invite($invite->email, $invite->subject, $body)) {
       // Save invite
       invite_save($invite);