From 16378fe3a255943c7b2f374443158670a0eedf86 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Mon, 3 May 2010 06:41:57 +0000
Subject: - 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/steps/mail/sendmail.inc | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

(limited to 'program/steps')

diff --git a/program/steps/mail/sendmail.inc b/program/steps/mail/sendmail.inc
index e9d215003..aed7af9ac 100644
--- a/program/steps/mail/sendmail.inc
+++ b/program/steps/mail/sendmail.inc
@@ -566,17 +566,14 @@ else
 
 if ($store_target)
   {
-  // check if mailbox exists
-  if (!in_array($store_target, $IMAP->list_mailboxes()))
-    {
-      // folder may be existing but not subscribed (#1485241)
-      if (!in_array($store_target, $IMAP->list_unsubscribed()))
-        $store_folder = $IMAP->create_mailbox($store_target, TRUE);
-      else if ($IMAP->subscribe($store_target))
-        $store_folder = TRUE;
-    }
-  else
-    $store_folder = TRUE;
+  // check if folder is subscribed
+  if ($IMAP->mailbox_exists($store_target, true))
+    $store_folder = true;
+  // folder may be existing but not subscribed (#1485241)
+  else if (!$IMAP->mailbox_exists($store_target))
+    $store_folder = $IMAP->create_mailbox($store_target, true);
+  else if ($IMAP->subscribe($store_target))
+    $store_folder = true;
 
   // append message to sent box
   if ($store_folder) {
-- 
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