From df05f8de89a10e07fc8677ab9594e1a485990d5e Mon Sep 17 00:00:00 2001
From: Ian Jackson <ian@liberator.relativity.greenend.org.uk>
Date: Sat, 4 Jul 2009 20:21:29 +0100
Subject: [PATCH] Version protocol

---
 pctb/dictionary-update-receiver | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pctb/dictionary-update-receiver b/pctb/dictionary-update-receiver
index 35b1704..25a6dfc 100755
--- a/pctb/dictionary-update-receiver
+++ b/pctb/dictionary-update-receiver
@@ -161,6 +161,14 @@ sub pipeval ($@) {
 
 #---------- determine properties of the submission ----------
 
+my $version= param('version');
+my $spec_aadepth= param('depth');
+if ($version ne '3'  ||  $spec_aadepth ne $aadepth) {
+    print header('text/plain','403 Client out of date');
+    print "\nYour YPP SC client is out of date.\n";
+    exit 0;
+}
+
 my $dict= param('dict');
 my $entry_in= param('entry');
 defined $entry_in or die Dump()." ?";
-- 
2.30.2