From 566747af00ae413c942a7c6702e24c044af36f17 Mon Sep 17 00:00:00 2001
From: Thomas <tb@woodcrest.local>
Date: Mon, 14 Oct 2013 21:57:53 +0200
Subject: First attempt to search in multiple folders; do it multi-threaded
 using pthreads if available

---
 program/lib/Roundcube/rcube_result_multifolder.php | 211 +++++++++++++++++++++
 1 file changed, 211 insertions(+)
 create mode 100644 program/lib/Roundcube/rcube_result_multifolder.php

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

diff --git a/program/lib/Roundcube/rcube_result_multifolder.php b/program/lib/Roundcube/rcube_result_multifolder.php
new file mode 100644
index 000000000..8d7ae5de8
--- /dev/null
+++ b/program/lib/Roundcube/rcube_result_multifolder.php
@@ -0,0 +1,211 @@
+<?php
+
+/*
+ +-----------------------------------------------------------------------+
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2011, The Roundcube Dev Team                       |
+ | Copyright (C) 2011, Kolab Systems AG                                  |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   SORT/SEARCH/ESEARCH response handler                                |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com>                        |
+ +-----------------------------------------------------------------------+
+*/
+
+/**
+ * Class holding a set of rcube_result_index instances that together form a
+ * result set of a multi-folder search
+ *
+ * @package    Framework
+ * @subpackage Storage
+ */
+class rcube_result_multifolder
+{
+    public $multi = true;
+    public $sets = array();
+
+    protected $meta = array();
+    protected $order = 'ASC';
+
+
+    /**
+     * Object constructor.
+     */
+    public function __construct()
+    {
+        $this->meta = array('count' => 0);
+    }
+
+
+    /**
+     * Initializes object with SORT command response
+     *
+     * @param string $data IMAP response string
+     */
+    public function add($result)
+    {
+        $this->sets[] = $result;
+        $this->meta['count'] += $result->count();
+    }
+
+
+    /**
+     * Checks the result from IMAP command
+     *
+     * @return bool True if the result is an error, False otherwise
+     */
+    public function is_error()
+    {
+        return false;
+    }
+
+
+    /**
+     * Checks if the result is empty
+     *
+     * @return bool True if the result is empty, False otherwise
+     */
+    public function is_empty()
+    {
+        return empty($this->sets) || $this->meta['count'] == 0;
+    }
+
+
+    /**
+     * Returns number of elements in the result
+     *
+     * @return int Number of elements
+     */
+    public function count()
+    {
+        return $this->meta['count'];
+    }
+
+
+    /**
+     * Returns number of elements in the result.
+     * Alias for count() for compatibility with rcube_result_thread
+     *
+     * @return int Number of elements
+     */
+    public function count_messages()
+    {
+        return $this->count();
+    }
+
+
+    /**
+     * Reverts order of elements in the result
+     */
+    public function revert()
+    {
+        $this->order = $this->order == 'ASC' ? 'DESC' : 'ASC';
+    }
+
+
+    /**
+     * Check if the given message ID exists in the object
+     *
+     * @param int  $msgid     Message ID
+     * @param bool $get_index When enabled element's index will be returned.
+     *                        Elements are indexed starting with 0
+     * @return mixed False if message ID doesn't exist, True if exists or
+     *               index of the element if $get_index=true
+     */
+    public function exists($msgid, $get_index = false)
+    {
+        return false;
+    }
+
+
+    /**
+     * Filters data set. Removes elements listed in $ids list.
+     *
+     * @param array $ids List of IDs to remove.
+     * @param string $folder IMAP folder
+     */
+    public function filter($ids = array(), $folder = null)
+    {
+        $this->meta['count'] = 0;
+        foreach ($this->sets as $set) {
+            if ($set->get_parameters('MAILBOX') == $folder) {
+                $set->filter($ids);
+            }
+            $this->meta['count'] += $set->count();
+        }
+    }
+
+    /**
+     * Filters data set. Removes elements not listed in $ids list.
+     *
+     * @param array $ids List of IDs to keep.
+     */
+    public function intersect($ids = array())
+    {
+        // not implemented
+    }
+
+    /**
+     * Return all messages in the result.
+     *
+     * @return array List of message IDs
+     */
+    public function get()
+    {
+        return array();
+    }
+
+
+    /**
+     * Return all messages in the result.
+     *
+     * @return array List of message IDs
+     */
+    public function get_compressed()
+    {
+        return '';
+    }
+
+
+    /**
+     * Return result element at specified index
+     *
+     * @param int|string  $index  Element's index or "FIRST" or "LAST"
+     *
+     * @return int Element value
+     */
+    public function get_element($index)
+    {
+        return null;
+    }
+
+
+    /**
+     * Returns response parameters, e.g. ESEARCH's MIN/MAX/COUNT/ALL/MODSEQ
+     * or internal data e.g. MAILBOX, ORDER
+     *
+     * @param string $param  Parameter name
+     *
+     * @return array|string Response parameters or parameter value
+     */
+    public function get_parameters($param=null)
+    {
+        return $params;
+    }
+
+
+    /**
+     * Returns length of internal data representation
+     *
+     * @return int Data length
+     */
+    protected function length()
+    {
+        return $this->count();
+    }
+}
-- 
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