- Add threads() result checking

alecpl

2010-11-18 e9a974990e6bceb2db0f814bc09671e36d441da6

- Add threads() result checking

 program/include/rcube_imap.php

@@ -904,14 +904,14 @@
    {
        if (empty($this->icache['threads'])) {
            // get all threads
            list ($thread_tree, $msg_depth, $has_children) = $this->conn->thread(
                $mailbox, $this->threading, $this->skip_deleted ? 'UNDELETED' : '');
            $result = $this->conn->thread($mailbox, $this->threading,
                $this->skip_deleted ? 'UNDELETED' : '');

            // add to internal (fast) cache
            $this->icache['threads'] = array();
            $this->icache['threads']['tree'] = $thread_tree;
            $this->icache['threads']['depth'] = $msg_depth;
            $this->icache['threads']['has_children'] = $has_children;
            $this->icache['threads']['tree'] = is_array($result) ? $result[0] : array();
            $this->icache['threads']['depth'] = is_array($result) ? $result[1] : array();
            $this->icache['threads']['has_children'] = is_array($result) ? $result[2] : array();
        }

        return array(
@@ -1692,7 +1692,7 @@

            return $a_messages;
        }
        

        if ($sort_field && $this->get_capability('SORT')) {
            $charset = $charset ? $charset : $this->default_charset;
            $a_messages = $this->conn->sort($mailbox, $sort_field, $criteria, false, $charset);