From 4da5cec41bc20263880c4c19d7b81f5cbc9f39a9 Mon Sep 17 00:00:00 2001
From: Chuck Hagenbuch <chuck@horde.org>
Date: Sun, 18 Jan 2009 23:25:17 -0500
Subject: [PATCH] i had empty arrays in the cache, so this check wasn't
 sufficient to fetch and store the info

---
 imp/lib/Mailbox.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/imp/lib/Mailbox.php b/imp/lib/Mailbox.php
index 957c27435..8479a65af 100644
--- a/imp/lib/Mailbox.php
+++ b/imp/lib/Mailbox.php
@@ -189,7 +189,7 @@ class IMP_Mailbox
                         (($preview === 2) ||
                          !$GLOBALS['prefs']->getValue('preview_show_unread') ||
                          !in_array('\\seen', $v['flags']))) {
-                        if (!isset($preview_info[$k])) {
+                        if (empty($preview_info[$k])) {
                             $imp_contents = IMP_Contents::singleton($k . IMP::IDX_SEP . $mbox);
                             if (is_a($imp_contents, 'PEAR_Error')) {
                                 $preview_info[$k] = array('IMPpreview' => '', 'IMPpreviewc' => false);
-- 
2.11.0