From fec2d8e1309d1f16f9cd772b82b28627d9359354 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 21 Feb 2012 16:43:39 -0500
Subject: [PATCH] Refactored IMAP cache expunge: delegate to storage object; don't rely on deprecated 'enable_caching' config option
---
program/include/rcube_imap_cache.php | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/program/include/rcube_imap_cache.php b/program/include/rcube_imap_cache.php
index 96c49f7..655979d 100644
--- a/program/include/rcube_imap_cache.php
+++ b/program/include/rcube_imap_cache.php
@@ -599,6 +599,27 @@
/**
+ * Delete cache entries older than TTL
+ *
+ * @param string $ttl Lifetime of message cache entries
+ */
+ function expunge($ttl)
+ {
+ // get expiration timestamp
+ $ts = get_offset_time($ttl, -1);
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_messages')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_index')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_thread')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
+ }
+
+
+ /**
* Fetches index data from database
*/
private function get_index_row($mailbox)
--
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