From 0435f40999564586dd9bd9669696ec04c16f2e32 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 12 Dec 2012 13:32:24 +0100
Subject: Add EXISTS mode to count() method - return number of all messages in
 a folder, event if skip_deleted is enabled and/or search is active.

---
 program/lib/Roundcube/rcube_imap.php | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'program/lib/Roundcube/rcube_imap.php')

diff --git a/program/lib/Roundcube/rcube_imap.php b/program/lib/Roundcube/rcube_imap.php
index a2495462a..ab90fa23f 100644
--- a/program/lib/Roundcube/rcube_imap.php
+++ b/program/lib/Roundcube/rcube_imap.php
@@ -571,7 +571,7 @@ class rcube_imap extends rcube_storage
      * Get message count for a specific folder
      *
      * @param  string  $folder  Folder name
-     * @param  string  $mode    Mode for count [ALL|THREADS|UNSEEN|RECENT]
+     * @param  string  $mode    Mode for count [ALL|THREADS|UNSEEN|RECENT|EXISTS]
      * @param  boolean $force   Force reading from server and update cache
      * @param  boolean $status  Enables storing folder status info (max UID/count),
      *                          required for folder_status()
@@ -592,7 +592,7 @@ class rcube_imap extends rcube_storage
      * protected method for getting nr of messages
      *
      * @param string  $folder  Folder name
-     * @param string  $mode    Mode for count [ALL|THREADS|UNSEEN|RECENT]
+     * @param string  $mode    Mode for count [ALL|THREADS|UNSEEN|RECENT|EXISTS]
      * @param boolean $force   Force reading from server and update cache
      * @param boolean $status  Enables storing folder status info (max UID/count),
      *                         required for folder_status()
@@ -614,6 +614,10 @@ class rcube_imap extends rcube_storage
             }
         }
 
+        // EXISTS is a special alias for ALL, it allows to get the number
+        // of all messages in a folder also when search is active and with
+        // any skip_deleted setting
+
         $a_folder_cache = $this->get_cache('messagecount');
 
         // return cached value
@@ -644,7 +648,7 @@ class rcube_imap extends rcube_storage
             $count = $this->conn->countRecent($folder);
         }
         // use SEARCH for message counting
-        else if (!empty($this->options['skip_deleted'])) {
+        else if ($mode != 'EXISTS' && !empty($this->options['skip_deleted'])) {
             $search_str = "ALL UNDELETED";
             $keys       = array('COUNT');
 
@@ -683,8 +687,8 @@ class rcube_imap extends rcube_storage
             }
             else {
                 $count = $this->conn->countMessages($folder);
-                if ($status) {
-                    $this->set_folder_stats($folder,'cnt', $count);
+                if ($status && $mode == 'ALL') {
+                    $this->set_folder_stats($folder, 'cnt', $count);
                     $this->set_folder_stats($folder, 'maxuid', $count ? $this->id2uid($count, $folder) : 0);
                 }
             }
-- 
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