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