From f06aa8058b7e32ba32d4551074b6e0b8a300f751 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 21 Oct 2013 15:02:40 -0400
Subject: [PATCH] Bump version after security fix

---
 program/include/rcube_imap_cache.php |   32 +++++++++++++++++++++++++++-----
 1 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/program/include/rcube_imap_cache.php b/program/include/rcube_imap_cache.php
index 96c49f7..b295bac 100644
--- a/program/include/rcube_imap_cache.php
+++ b/program/include/rcube_imap_cache.php
@@ -314,10 +314,10 @@
             $uid          = intval($sql_arr['uid']);
             $result[$uid] = $this->build_message($sql_arr);
 
-            // save memory, we don't need message body here (?)
-            $result[$uid]->body = null;
-
             if (!empty($result[$uid])) {
+                // save memory, we don't need message body here (?)
+                $result[$uid]->body = null;
+
                 unset($msgs[$uid]);
             }
         }
@@ -353,8 +353,9 @@
     function get_message($mailbox, $uid, $update = true, $cache = true)
     {
         // Check internal cache
-        if (($message = $this->icache['message'])
-            && $message['mailbox'] == $mailbox && $message['object']->uid == $uid
+        if ($this->icache['message']
+            && $this->icache['message']['mailbox'] == $mailbox
+            && $this->icache['message']['object']->uid == $uid
         ) {
             return $this->icache['message']['object'];
         }
@@ -599,6 +600,27 @@
 
 
     /**
+     * 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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