From 16378fe3a255943c7b2f374443158670a0eedf86 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Mon, 03 May 2010 02:41:57 -0400
Subject: [PATCH] - preformance fix: don't load full folders list when checking for folder existance in sendmail.inc, use internal cache to make mailbox_exists() faster when called more than one time for the same folder
---
program/include/rcube_imap.php | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 9db6427..6e4d989 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -2774,6 +2774,10 @@
if ($mbox_name == 'INBOX')
return true;
+ $key = $subscription ? 'subscribed' : 'existing';
+ if (is_array($this->icache[$key]) && in_array($mbox_name, $this->icache[$key]))
+ return true;
+
if ($subscription) {
$a_folders = $this->conn->listSubscribed($this->mod_mailbox(''), $mbox_name);
}
@@ -2782,6 +2786,7 @@
}
if (is_array($a_folders) && in_array($this->mod_mailbox($mbox_name), $a_folders)) {
+ $this->icache[$key][] = $mbox_name;
return true;
}
}
--
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