From 39cd51aff59d8a85321474ee573b09b507b3f24e Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Thu, 4 Dec 2008 19:07:29 +0000
Subject: - performance: connect to imap server only when needed   (some mail
 actions do not require imap connection)

---
 index.php                   | 13 -------------
 program/steps/mail/func.inc | 21 ++++++++++++++++++++-
 2 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/index.php b/index.php
index d4fc54304..74c7c21d8 100644
--- a/index.php
+++ b/index.php
@@ -121,14 +121,6 @@ else if ($RCMAIL->action != 'login' && $_SESSION['user_id'] && $RCMAIL->action !
 }
 
 
-// log in to imap server
-if (!empty($RCMAIL->user->ID) && $RCMAIL->task == 'mail') {
-  if (!$RCMAIL->imap_connect()) {
-    $RCMAIL->kill_session();
-  }
-}
-
-
 // check client X-header to verify request origin
 if ($OUTPUT->ajax_call) {
   if (!$RCMAIL->config->get('devel_mode') && !rc_request_header('X-RoundCube-Referer')) {
@@ -223,11 +215,6 @@ while ($redirects < 5) {
 }
 
 
-// make sure the message count is refreshed (for default view)
-if ($RCMAIL->task == 'mail') {
-  $IMAP->messagecount($_SESSION['mbox'], 'ALL', true);
-}
-
 // parse main template (default)
 $OUTPUT->send($RCMAIL->task);
 
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index dc0a70834..33503aec1 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -22,9 +22,25 @@
 require_once('lib/enriched.inc');
 require_once('include/rcube_smtp.inc');
 
-
 $EMAIL_ADDRESS_PATTERN = '/([a-z0-9][a-z0-9\-\.\+\_]*@[a-z0-9]([a-z0-9\-][.]?)*[a-z0-9]\\.[a-z]{2,5})/i';
 
+// actions that do not require imap connection
+$NOIMAP_ACTIONS = array('spell', 'addcontact', 'autocomplete', 'upload');
+
+
+// log in to imap server
+if (!in_array($RCMAIL->action, $NOIMAP_ACTIONS) && !$RCMAIL->imap_connect()) {
+  $RCMAIL->kill_session();
+
+  if ($OUTPUT->ajax_call)
+    $OUTPUT->redirect(array(), 2000);
+
+  $OUTPUT->set_env('task', 'login');
+  $OUTPUT->send('login');
+}
+
+
+
 // set imap properties and session vars
 if ($mbox = get_input_value('_mbox', RCUBE_INPUT_GPC))
   $IMAP->set_mailbox(($_SESSION['mbox'] = $mbox));
@@ -64,6 +80,9 @@ if (empty($RCMAIL->action) || $RCMAIL->action == 'list')
       $_SESSION['search'][$search_request] = $IMAP->get_search_set();
       $OUTPUT->set_env('search_request', $search_request);
       }
+    
+      // make sure the message count is refreshed (for default view)
+      $IMAP->messagecount($mbox_name, 'ALL', true);
     }
 	
   // set current mailbox in client environment
-- 
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