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|
<?php
/*
+-----------------------------------------------------------------------+
| program/steps/mail/pagenav.inc |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2009, The Roundcube Dev Team |
| Licensed under the GNU GPL |
| |
| PURPOSE: |
| Updates message page navigation controls |
| |
+-----------------------------------------------------------------------+
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
$Id: show.inc 4176 2010-11-04 09:59:55Z alec $
*/
$uid = get_input_value('_uid', RCUBE_INPUT_GET);
// Select mailbox first, for better performance
$mbox_name = $IMAP->get_mailbox_name();
$IMAP->select_mailbox($mbox_name);
// Get messages count (only messages, no threads here)
$cnt = $IMAP->messagecount(NULL, 'ALL');
if ($_SESSION['sort_col'] == 'date' && $_SESSION['sort_order'] != 'DESC'
&& empty($_REQUEST['_search']) && !$CONFIG['skip_deleted'] && !$IMAP->threading
) {
// this assumes that we are sorted by date_DESC
$seq = $IMAP->get_id($uid);
$index = $cnt - $seq;
$prev = $IMAP->get_uid($seq + 1);
$first = $IMAP->get_uid($cnt);
$next = $IMAP->get_uid($seq - 1);
$last = $IMAP->get_uid(1);
}
else {
// Only if we use custom sorting
$a_msg_index = $IMAP->message_index(NULL, $_SESSION['sort_col'], $_SESSION['sort_order']);
$index = array_search($IMAP->get_id($uid), $a_msg_index);
$count = count($a_msg_index);
$prev = isset($a_msg_index[$index-1]) ? $IMAP->get_uid($a_msg_index[$index-1]) : -1;
$first = $count > 1 ? $IMAP->get_uid($a_msg_index[0]) : -1;
$next = isset($a_msg_index[$index+1]) ? $IMAP->get_uid($a_msg_index[$index+1]) : -1;
$last = $count > 1 ? $IMAP->get_uid($a_msg_index[$count-1]) : -1;
}
// Set UIDs and activate navigation buttons
if ($prev > 0) {
$OUTPUT->set_env('prev_uid', $prev);
$OUTPUT->command('enable_command', 'previousmessage', 'firstmessage', true);
}
if ($next > 0) {
$OUTPUT->set_env('next_uid', $next);
$OUTPUT->command('enable_command', 'nextmessage', 'lastmessage', true);
}
if ($first > 0)
$OUTPUT->set_env('first_uid', $first);
if ($last > 0)
$OUTPUT->set_env('last_uid', $last);
// Don't need a real messages count value
$OUTPUT->set_env('messagecount', 1);
// Set rowcount text
$OUTPUT->command('set_rowcount', rcube_label(array(
'name' => 'messagenrof',
'vars' => array('nr' => $index+1, 'count' => $cnt)
)));
$OUTPUT->send();
|
