<?php
/************************************************************************
Telaen is a GPL'ed software developed by

 - The Telaen Group
 - http://jimjag.github.io/telaen/

*************************************************************************/
define('I_AM_TELAEN', basename($_SERVER['SCRIPT_NAME']));

// @ini_set('output_buffering',      1024);
// @ob_start();
require './inc/init.php';
/* @var $TLN Telaen */

extract(Telaen::pullFromArray($_GET, ['decision'], 'str'));
extract(Telaen::pullFromArray($_GET, ['refr', 'mlist'], true));
extract(Telaen::pullFromArray($_POST, ['decision', 'aval_folders'], 'str'));
extract(Telaen::pullFromArray($_POST, ['start_pos', 'end_pos'], 1));
extract(Telaen::pullFromArray($_POST, ['back'], true));

$headers = $tdb->getMessages($folder);
$messagecount = count($headers);

if (!$messagecount
    || isset($decision)
    || isset($refr)
    || isset($mlist)) {

    $expunge = false;
    $require_update = false;
    $reg_pp = $TLN->prefs['rpp'];

    if (isset($pag) && isset($mlist) && !isset($start_pos)) {
        $start_pos = ($pag-1)*$reg_pp;
    } else {
        $start_pos = 0;
    }

    if (isset($start_pos) && isset($end_pos)) { // eg: messages.php or readmsg.php
        foreach (array_keys($_POST) as $key) {
            $matches = [];
            if (preg_match('|msg_([0-9a-fA-F]+)|', $key, $matches)) {
                $msg = $TLN->tdb->getMessage($matches[1], $folder);
                if (empty($msg)) {
                    continue;
                    /* TODO: Should we log this?? */
                }
                if ($decision == 'delete') {
                    $TLN->mailDeleteMsg($msg);
                    $expunge = true;
                } elseif ($decision == 'move') {
                    $TLN->mailMoveMsg($msg, $aval_folders);
                    $expunge = true;
                } elseif ($decision == 'mark') {
                    $TLN->mailSetFlag($msg, 'seen', '+');
                } elseif ($decision == 'unmark') {
                    $TLN->mailSetFlag($msg, 'seen', '-');
                }
            }
        }
        if ($expunge) {
            $TLN->mailExpunge();
        }

        if ($back) {
            $back_to = $start_pos;
        }
    }
    if ($mlist) {
        $TLN->mailListMsgs($folder, $start_pos, $reg_pp);
        require './apply_filters.php';
    }
    if ($require_update) {
        $TLN->mailListMsgs($folder, $start_pos, $reg_pp);
    }

    $TLN->mailDisconnect();
}

$auth['havespam'] = ($TLN->havespam || $tdb->countMessages('spam') > 0);
$AuthSession->Save($auth);
$tdb->syncMessages();

/*
 * If they used a different version (ignoring patchlevel) then
 * they really should checkout the preferences page, since
 * they have likely changed.
 *
 * HACK:
 */
$same_version = true;
if ($TLN->prefs['version'] != $TLN->appversion) {
    list($their_major, $their_minor, $patch_level) = explode('.', $TLN->prefs['version']);
    list($our_major, $our_minor, $patch_level, $devver) = explode('.', $TLN->appversion);
    if (!$devver && (($their_minor != $our_minor) || ($their_major != $our_major))) {
        $same_version = false;
    }
}
if ((!$same_version) ||
    ($TLN->config['check_first_login'] && !$TLN->prefs['first-login'])) {
    $TLN->prefs['first-login'] = 1;
    $TLN->savePrefs($TLN->prefs);
    $TLN->redirectAndExit('preferences.php?folder='.urlencode($folder));
    exit;
}
if (isset($back_to)) {
    if (count($headers) > $back_to) {
        $TLN->redirectAndExit('readmsg.php?folder='.urlencode($folder)."&pag=$pag&ix=$back_to");
    }
}

$refreshurl = 'messages.php?folder='.urlencode($folder)."&pag=$pag";
$TLN->redirectAndExit("$refreshurl");