From 38ae11711eecfc2470f80d99a210fefedf92e987 Mon Sep 17 00:00:00 2001
From: Rich Lane <rlane@club.cc.cmu.edu>
Date: Sat, 1 Aug 2009 15:56:09 -0700
Subject: [PATCH] xapian: drop excessively long terms

---
 lib/sup/xapian_index.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/sup/xapian_index.rb b/lib/sup/xapian_index.rb
index 6358a20..5a5dfc1 100644
--- a/lib/sup/xapian_index.rb
+++ b/lib/sup/xapian_index.rb
@@ -304,6 +304,8 @@ class XapianIndex < BaseIndex
 
   DATE_VALUENO = 0
 
+  MAX_TERM_LENGTH = 245
+
   # Xapian can very efficiently sort in ascending docid order. Sup always wants
   # to sort by descending date, so this method maps between them. In order to
   # handle multiple messages per second, we use a logistic curve centered
@@ -428,7 +430,7 @@ class XapianIndex < BaseIndex
 
     @term_generator.document = doc
     text.each { |text,prefix| @term_generator.index_text text, 1, prefix }
-    terms.each { |term| doc.add_term term }
+    terms.each { |term| doc.add_term term if term.length <= MAX_TERM_LENGTH }
     doc.add_value DATE_VALUENO, date_value
     doc.data = m.id
 
-- 
2.45.2