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<?php

/**
 * Simple Machines Forum (SMF)
 *
 * @package SMF
 * @author Simple Machines http://www.simplemachines.org
 * @copyright 2019 Simple Machines and individual contributors
 * @license http://www.simplemachines.org/about/smf/license.php BSD
 *
 * @version 2.1 RC1
 */

// Don't do anything if SMF is already loaded.
if (defined('SMF'))
    return true;

define('SMF', 'SSI');
define('SMF_VERSION', '2.1 RC1');
define('SMF_FULL_VERSION', 'SMF ' . SMF_VERSION);
define('SMF_SOFTWARE_YEAR', '2019');

// We're going to want a few globals... these are all set later.
global $time_start, $maintenance, $msubject, $mmessage, $mbname, $language;
global $boardurl, $boarddir, $sourcedir, $webmaster_email, $cookiename;
global $db_type, $db_server, $db_name, $db_user, $db_prefix, $db_persist, $db_error_send, $db_last_error;
global $db_connection, $db_port, $modSettings, $context, $sc, $user_info, $topic, $board, $txt;
global $smcFunc, $ssi_db_user, $scripturl, $ssi_db_passwd, $db_passwd, $cache_enable, $cachedir;

// Remember the current configuration so it can be set back.
$time_start = microtime(true);

// Just being safe...
foreach (array('db_character_set', 'cachedir') as $variable)
    if (isset($GLOBALS[$variable]))
        unset($GLOBALS[$variable]);

// Get the forum's settings for database and file paths.
require_once(dirname(__FILE__) . '/Settings.php');

// Make absolutely sure the cache directory is defined.
if ((empty($cachedir) || !file_exists($cachedir)) && file_exists($boarddir . '/cache'))
    $cachedir = $boarddir . '/cache';

$ssi_error_reporting = error_reporting(E_ALL);
/* Set this to one of three values depending on what you want to happen in the case of a fatal error.
    false:  Default, will just load the error sub template and die - not putting any theme layers around it.
    true:   Will load the error sub template AND put the SMF layers around it (Not useful if on total custom pages).
    string: Name of a callback function to call in the event of an error to allow you to define your own methods. Will die after function returns.
*/
$ssi_on_error_method = false;

// Don't do john didley if the forum's been shut down completely.
if ($maintenance == 2 && (!isset($ssi_maintenance_off) || $ssi_maintenance_off !== true))
    die($mmessage);

// Fix for using the current directory as a path.
if (substr($sourcedir, 0, 1) == '.' && substr($sourcedir, 1, 1) != '.')
    $sourcedir = dirname(__FILE__) . substr($sourcedir, 1);

// Load the important includes.
require_once($sourcedir . '/QueryString.php');
require_once($sourcedir . '/Session.php');
require_once($sourcedir . '/Subs.php');
require_once($sourcedir . '/Errors.php');
require_once($sourcedir . '/Logging.php');
require_once($sourcedir . '/Load.php');
require_once($sourcedir . '/Security.php');
require_once($sourcedir . '/Class-BrowserDetect.php');
require_once($sourcedir . '/Subs-Auth.php');

// Create a variable to store some SMF specific functions in.
$smcFunc = array();

// Initiate the database connection and define some database functions to use.
loadDatabase();

// Load installed 'Mods' settings.
reloadSettings();
// Clean the request variables.
cleanRequest();

// Seed the random generator?
if (empty($modSettings['rand_seed']) || mt_rand(1, 250) == 69)
    smf_seed_generator();

// Check on any hacking attempts.
if (isset($_REQUEST['GLOBALS']) || isset($_COOKIE['GLOBALS']))
    die('No direct access...');
elseif (isset($_REQUEST['ssi_theme']) && (int) $_REQUEST['ssi_theme'] == (int) $ssi_theme)
    die('No direct access...');
elseif (isset($_COOKIE['ssi_theme']) && (int) $_COOKIE['ssi_theme'] == (int) $ssi_theme)
    die('No direct access...');
elseif (isset($_REQUEST['ssi_layers'], $ssi_layers) && (@get_magic_quotes_gpc() ? stripslashes($_REQUEST['ssi_layers']) : $_REQUEST['ssi_layers']) == $ssi_layers)
    die('No direct access...');
if (isset($_REQUEST['context']))
    die('No direct access...');

// Gzip output? (because it must be boolean and true, this can't be hacked.)
if (isset($ssi_gzip) && $ssi_gzip === true && ini_get('zlib.output_compression') != '1' && ini_get('output_handler') != 'ob_gzhandler' && version_compare(PHP_VERSION, '4.2.0', '>='))
    ob_start('ob_gzhandler');
else
    $modSettings['enableCompressedOutput'] = '0';

/**
 * An autoloader for certain classes.
 *
 * @param string $class The fully-qualified class name.
 */
spl_autoload_register(function($class) use ($sourcedir)
{
    $classMap = array(
        'ReCaptcha\\' => 'ReCaptcha/',
        'MatthiasMullie\\Minify\\' => 'minify/src/',
        'MatthiasMullie\\PathConverter\\' => 'minify/path-converter/src/',
    );

    // Do any third-party scripts want in on the fun?
    call_integration_hook('integrate_autoload', array(&$classMap));

    foreach ($classMap as $prefix => $dirName)
    {
        // does the class use the namespace prefix?
        $len = strlen($prefix);
        if (strncmp($prefix, $class, $len) !== 0)
        {
            continue;
        }

        // get the relative class name
        $relativeClass = substr($class, $len);

        // replace the namespace prefix with the base directory, replace namespace
        // separators with directory separators in the relative class name, append
        // with .php
        $fileName = $dirName . strtr($relativeClass, '\\', '/') . '.php';

        // if the file exists, require it
        if (file_exists($fileName = $sourcedir . '/' . $fileName))
        {
            require_once $fileName;

            return;
        }
    }
});

// Primarily, this is to fix the URLs...
ob_start('ob_sessrewrite');

// Start the session... known to scramble SSI includes in cases...
if (!headers_sent())
    loadSession();
else
{
    if (isset($_COOKIE[session_name()]) || isset($_REQUEST[session_name()]))
    {
        // Make a stab at it, but ignore the E_WARNINGs generated because we can't send headers.
        $temp = error_reporting(error_reporting() & !E_WARNING);
        loadSession();
        error_reporting($temp);
    }

    if (!isset($_SESSION['session_value']))
    {
        $_SESSION['session_var'] = substr(md5($smcFunc['random_int']() . session_id() . $smcFunc['random_int']()), 0, rand(7, 12));
        $_SESSION['session_value'] = md5(session_id() . $smcFunc['random_int']());
    }
    $sc = $_SESSION['session_value'];
}

// Get rid of $board and $topic... do stuff loadBoard would do.
unset($board, $topic);
$user_info['is_mod'] = false;
$context['user']['is_mod'] = &$user_info['is_mod'];
$context['linktree'] = array();

// Load the user and their cookie, as well as their settings.
loadUserSettings();

// Load the current user's permissions....
loadPermissions();

// Load the current or SSI theme. (just use $ssi_theme = id_theme;)
loadTheme(isset($ssi_theme) ? (int) $ssi_theme : 0);

// @todo: probably not the best place, but somewhere it should be set...
if (!headers_sent())
    header('content-type: text/html; charset=' . (empty($modSettings['global_character_set']) ? (empty($txt['lang_character_set']) ? 'ISO-8859-1' : $txt['lang_character_set']) : $modSettings['global_character_set']));

// Take care of any banning that needs to be done.
if (isset($_REQUEST['ssi_ban']) || (isset($ssi_ban) && $ssi_ban === true))
    is_not_banned();

// Do we allow guests in here?
if (empty($ssi_guest_access) && empty($modSettings['allow_guestAccess']) && $user_info['is_guest'] && basename($_SERVER['PHP_SELF']) != 'SSI.php')
{
    require_once($sourcedir . '/Subs-Auth.php');
    KickGuest();
    obExit(null, true);
}

// Load the stuff like the menu bar, etc.
if (isset($ssi_layers))
{
    $context['template_layers'] = $ssi_layers;
    template_header();
}
else
    setupThemeContext();

// Make sure they didn't muss around with the settings... but only if it's not cli.
if (isset($_SERVER['REMOTE_ADDR']) && !isset($_SERVER['is_cli']) && session_id() == '')
    trigger_error($txt['ssi_session_broken'], E_USER_NOTICE);

// Without visiting the forum this session variable might not be set on submit.
if (!isset($_SESSION['USER_AGENT']) && (!isset($_GET['ssi_function']) || $_GET['ssi_function'] !== 'pollVote'))
    $_SESSION['USER_AGENT'] = $_SERVER['HTTP_USER_AGENT'];

// Have the ability to easily add functions to SSI.
call_integration_hook('integrate_SSI');

// Ignore a call to ssi_* functions if we are not accessing SSI.php directly.
if (basename($_SERVER['PHP_SELF']) == 'SSI.php')
{
    // You shouldn't just access SSI.php directly by URL!!
    if (!isset($_GET['ssi_function']))
        die(sprintf($txt['ssi_not_direct'], $user_info['is_admin'] ? '\'' . addslashes(__FILE__) . '\'' : '\'SSI.php\''));
    // Call a function passed by GET.
    if (function_exists('ssi_' . $_GET['ssi_function']) && (!empty($modSettings['allow_guestAccess']) || !$user_info['is_guest']))
        call_user_func('ssi_' . $_GET['ssi_function']);
    exit;
}

// To avoid side effects later on.
unset($_GET['ssi_function']);

error_reporting($ssi_error_reporting);

return true;

/**
 * This shuts down the SSI and shows the footer.
 *
 * @return void
 */
function ssi_shutdown()
{
    if (!isset($_GET['ssi_function']) || $_GET['ssi_function'] != 'shutdown')
        template_footer();
}

/**
 * Show the SMF version.
 */
function ssi_version($output_method = 'echo')
{
    if ($output_method == 'echo')
        echo SMF_VERSION;
    else
        return SMF_VERSION;
}

/**
 * Show the full SMF version string.
 */
function ssi_full_version($output_method = 'echo')
{
    if ($output_method == 'echo')
        echo SMF_FULL_VERSION;
    else
        return SMF_FULL_VERSION;
}

/**
 * Show the SMF software year.
 */
function ssi_software_year($output_method = 'echo')
{
    if ($output_method == 'echo')
        echo SMF_SOFTWARE_YEAR;
    else
        return SMF_SOFTWARE_YEAR;
}

/**
 * Show the forum copyright. Only used in our ssi_examples files.
 */
function ssi_copyright($output_method = 'echo')
{
    global $forum_copyright;

    if ($output_method == 'echo')
        printf($forum_copyright, SMF_FULL_VERSION, SMF_SOFTWARE_YEAR);
    else
        return sprintf($forum_copyright, SMF_FULL_VERSION, SMF_SOFTWARE_YEAR);
}

/**
 * Display a welcome message, like: Hey, User, you have 0 messages, 0 are new.
 *
 * @param string $output_method The output method. If 'echo', will display everything. Otherwise returns an array of user info.
 * @return void|array Displays a welcome message or returns an array of user data depending on output_method.
 */
function ssi_welcome($output_method = 'echo')
{
    global $context, $txt, $scripturl;

    if ($output_method == 'echo')
    {
        if ($context['user']['is_guest'])
            echo sprintf($txt[$context['can_register'] ? 'welcome_guest_register' : 'welcome_guest'], $txt['guest_title'], $context['forum_name_html_safe'], $scripturl . '?action=login', 'return reqOverlayDiv(this.href, ' . JavaScriptEscape($txt['login']) . ');', $scripturl . '?action=signup');
        else
            echo $txt['hello_member'], ' <strong>', $context['user']['name'], '</strong>', allowedTo('pm_read') ? ', ' . (empty($context['user']['messages']) ? $txt['msg_alert_no_messages'] : (($context['user']['messages'] == 1 ? sprintf($txt['msg_alert_one_message'], $scripturl . '?action=pm') : sprintf($txt['msg_alert_many_message'], $scripturl . '?action=pm', $context['user']['messages'])) . ', ' . ($context['user']['unread_messages'] == 1 ? $txt['msg_alert_one_new'] : sprintf($txt['msg_alert_many_new'], $context['user']['unread_messages'])))) : '';
    }
    // Don't echo... then do what?!
    else
        return $context['user'];
}

/**
 * Display a menu bar, like is displayed at the top of the forum.
 *
 * @param string $output_method The output method. If 'echo', will display the menu, otherwise returns an array of menu data.
 * @return void|array Displays the menu or returns an array of menu data depending on output_method.
 */
function ssi_menubar($output_method = 'echo')
{
    global $context;

    if ($output_method == 'echo')
        template_menu();
    // What else could this do?
    else
        return $context['menu_buttons'];
}

/**
 * Show a logout link.
 *
 * @param string $redirect_to A URL to redirect the user to after they log out.
 * @param string $output_method The output method. If 'echo', shows a logout link, otherwise returns the HTML for it.
 * @return void|string Displays a logout link or returns its HTML depending on output_method.
 */
function ssi_logout($redirect_to = '', $output_method = 'echo')
{
    global $context, $txt, $scripturl;

    if ($redirect_to != '')
        $_SESSION['logout_url'] = $redirect_to;

    // Guests can't log out.
    if ($context['user']['is_guest'])
        return false;

    $link = '<a href="' . $scripturl . '?action=logout;' . $context['session_var'] . '=' . $context['session_id'] . '">' . $txt['logout'] . '</a>';

    if ($output_method == 'echo')
        echo $link;
    else
        return $link;
}

/**
 * Recent post list:   [board] Subject by Poster    Date
 *
 * @param int $num_recent How many recent posts to display
 * @param null|array $exclude_boards If set, doesn't show posts from the specified boards
 * @param null|array $include_boards If set, only includes posts from the specified boards
 * @param string $output_method The output method. If 'echo', displays the posts, otherwise returns an array of information about them.
 * @param bool $limit_body Whether or not to only show the first 384 characters of each post
 * @return void|array Displays a list of recent posts or returns an array of information about them depending on output_method.
 */
function ssi_recentPosts($num_recent = 8, $exclude_boards = null, $include_boards = null, $output_method = 'echo', $limit_body = true)
{
    global $modSettings, $context;

    // Excluding certain boards...
    if ($exclude_boards === null && !empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0)
        $exclude_boards = array($modSettings['recycle_board']);
    else
        $exclude_boards = empty($exclude_boards) ? array() : (is_array($exclude_boards) ? $exclude_boards : array($exclude_boards));

    // What about including certain boards - note we do some protection here as pre-2.0 didn't have this parameter.
    if (is_array($include_boards) || (int) $include_boards === $include_boards)
    {
        $include_boards = is_array($include_boards) ? $include_boards : array($include_boards);
    }
    elseif ($include_boards != null)
    {
        $include_boards = array();
    }

    // Let's restrict the query boys (and girls)
    $query_where = '
        m.id_msg >= {int:min_message_id}
        ' . (empty($exclude_boards) ? '' : '
        AND b.id_board NOT IN ({array_int:exclude_boards})') . '
        ' . ($include_boards === null ? '' : '
        AND b.id_board IN ({array_int:include_boards})') . '
        AND {query_wanna_see_board}' . ($modSettings['postmod_active'] ? '
        AND m.approved = {int:is_approved}' : '');

    $query_where_params = array(
        'is_approved' => 1,
        'include_boards' => $include_boards === null ? '' : $include_boards,
        'exclude_boards' => empty($exclude_boards) ? '' : $exclude_boards,
        'min_message_id' => $modSettings['maxMsgID'] - (!empty($context['min_message_posts']) ? $context['min_message_posts'] : 25) * min($num_recent, 5),
    );

    // Past to this simpleton of a function...
    return ssi_queryPosts($query_where, $query_where_params, $num_recent, 'm.id_msg DESC', $output_method, $limit_body);
}

/**
 * Fetches one or more posts by ID.
 *
 * @param array $post_ids An array containing the IDs of the posts to show
 * @param bool $override_permissions Whether to ignore permissions. If true, will show posts even if the user doesn't have permission to see them.
 * @param string $output_method The output method. If 'echo', displays the posts, otherwise returns an array of info about them
 * @return void|array Displays the specified posts or returns an array of info about them, depending on output_method.
 */
function ssi_fetchPosts($post_ids = array(), $override_permissions = false, $output_method = 'echo')
{
    global $modSettings;

    if (empty($post_ids))
        return;

    // Allow the user to request more than one - why not?
    $post_ids = is_array($post_ids) ? $post_ids : array($post_ids);

    // Restrict the posts required...
    $query_where = '
        m.id_msg IN ({array_int:message_list})' . ($override_permissions ? '' : '
            AND {query_wanna_see_board}') . ($modSettings['postmod_active'] ? '
            AND m.approved = {int:is_approved}' : '');
    $query_where_params = array(
        'message_list' => $post_ids,
        'is_approved' => 1,
    );

    // Then make the query and dump the data.
    return ssi_queryPosts($query_where, $query_where_params, '', 'm.id_msg DESC', $output_method, false, $override_permissions);
}

/**
 * This handles actually pulling post info. Called from other functions to eliminate duplication.
 *
 * @param string $query_where The WHERE clause for the query
 * @param array $query_where_params An array of parameters for the WHERE clause
 * @param int $query_limit The maximum number of rows to return
 * @param string $query_order The ORDER BY clause for the query
 * @param string $output_method The output method. If 'echo', displays the posts, otherwise returns an array of info about them.
 * @param bool $limit_body If true, will only show the first 384 characters of the post rather than all of it
 * @param bool|false $override_permissions Whether or not to ignore permissions. If true, will show all posts regardless of whether the user can actually see them
 * @return void|array Displays the posts or returns an array of info about them, depending on output_method
 */
function ssi_queryPosts($query_where = '', $query_where_params = array(), $query_limit = 10, $query_order = 'm.id_msg DESC', $output_method = 'echo', $limit_body = false, $override_permissions = false)
{
    global $scripturl, $txt, $user_info;
    global $modSettings, $smcFunc, $context;

    if (!empty($modSettings['enable_likes']))
        $context['can_like'] = allowedTo('likes_like');

    // Find all the posts. Newer ones will have higher IDs.
    $request = $smcFunc['db_query']('substring', '
        SELECT
            m.poster_time, m.subject, m.id_topic, m.id_member, m.id_msg, m.id_board, m.likes, b.name AS board_name,
            COALESCE(mem.real_name, m.poster_name) AS poster_name, ' . ($user_info['is_guest'] ? '1 AS is_read, 0 AS new_from' : '
            COALESCE(lt.id_msg, lmr.id_msg, 0) >= m.id_msg_modified AS is_read,
            COALESCE(lt.id_msg, lmr.id_msg, -1) + 1 AS new_from') . ', ' . ($limit_body ? 'SUBSTRING(m.body, 1, 384) AS body' : 'm.body') . ', m.smileys_enabled
        FROM {db_prefix}messages AS m
            INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
            LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)' . (!$user_info['is_guest'] ? '
            LEFT JOIN {db_prefix}log_topics AS lt ON (lt.id_topic = m.id_topic AND lt.id_member = {int:current_member})
            LEFT JOIN {db_prefix}log_mark_read AS lmr ON (lmr.id_board = m.id_board AND lmr.id_member = {int:current_member})' : '') . '
        WHERE 1=1 ' . ($override_permissions ? '' : '
            AND {query_wanna_see_board}') . ($modSettings['postmod_active'] ? '
            AND m.approved = {int:is_approved}' : '') . '
        ' . (empty($query_where) ? '' : 'AND ' . $query_where) . '
        ORDER BY ' . $query_order . '
        ' . ($query_limit == '' ? '' : 'LIMIT ' . $query_limit),
        array_merge($query_where_params, array(
            'current_member' => $user_info['id'],
            'is_approved' => 1,
        ))
    );
    $posts = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);

        // Censor it!
        censorText($row['subject']);
        censorText($row['body']);

        $preview = strip_tags(strtr($row['body'], array('<br>' => '&#10;')));

        // Build the array.
        $posts[$row['id_msg']] = array(
            'id' => $row['id_msg'],
            'board' => array(
                'id' => $row['id_board'],
                'name' => $row['board_name'],
                'href' => $scripturl . '?board=' . $row['id_board'] . '.0',
                'link' => '<a href="' . $scripturl . '?board=' . $row['id_board'] . '.0">' . $row['board_name'] . '</a>'
            ),
            'topic' => $row['id_topic'],
            'poster' => array(
                'id' => $row['id_member'],
                'name' => $row['poster_name'],
                'href' => empty($row['id_member']) ? '' : $scripturl . '?action=profile;u=' . $row['id_member'],
                'link' => empty($row['id_member']) ? $row['poster_name'] : '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['poster_name'] . '</a>'
            ),
            'subject' => $row['subject'],
            'short_subject' => shorten_subject($row['subject'], 25),
            'preview' => $smcFunc['strlen']($preview) > 128 ? $smcFunc['substr']($preview, 0, 128) . '...' : $preview,
            'body' => $row['body'],
            'time' => timeformat($row['poster_time']),
            'timestamp' => forum_time(true, $row['poster_time']),
            'href' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . ';topicseen#new',
            'link' => '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'] . '" rel="nofollow">' . $row['subject'] . '</a>',
            'new' => !empty($row['is_read']),
            'is_new' => empty($row['is_read']),
            'new_from' => $row['new_from'],
        );

        // Get the likes for each message.
        if (!empty($modSettings['enable_likes']))
            $posts[$row['id_msg']]['likes'] = array(
                'count' => $row['likes'],
                'you' => in_array($row['id_msg'], prepareLikesContext($row['id_topic'])),
                'can_like' => !$context['user']['is_guest'] && $row['id_member'] != $context['user']['id'] && !empty($context['can_like']),
            );
    }
    $smcFunc['db_free_result']($request);

    // If mods want to do something with this list of posts, let them do that now.
    call_integration_hook('integrate_ssi_queryPosts', array(&$posts));

    // Just return it.
    if ($output_method != 'echo' || empty($posts))
        return $posts;

    echo '
        <table style="border: none" class="ssi_table">';
    foreach ($posts as $post)
        echo '
            <tr>
                <td style="text-align: right; vertical-align: top; white-space: nowrap">
                    [', $post['board']['link'], ']
                </td>
                <td style="vertical-align: top">
                    <a href="', $post['href'], '">', $post['subject'], '</a>
                    ', $txt['by'], ' ', $post['poster']['link'], '
                    ', $post['is_new'] ? '<a href="' . $scripturl . '?topic=' . $post['topic'] . '.msg' . $post['new_from'] . ';topicseen#new" rel="nofollow" class="new_posts">' . $txt['new'] . '</a>' : '', '
                </td>
                <td style="text-align: right; white-space: nowrap">
                    ', $post['time'], '
                </td>
            </tr>';
    echo '
        </table>';
}

/**
 * Recent topic list:   [board] Subject by Poster   Date
 *
 * @param int $num_recent How many recent topics to show
 * @param null|array $exclude_boards If set, exclude topics from the specified board(s)
 * @param null|array $include_boards If set, only include topics from the specified board(s)
 * @param string $output_method The output method. If 'echo', displays a list of topics, otherwise returns an array of info about them
 * @return void|array Either displays a list of topics or returns an array of info about them, depending on output_method.
 */
function ssi_recentTopics($num_recent = 8, $exclude_boards = null, $include_boards = null, $output_method = 'echo')
{
    global $settings, $scripturl, $txt, $user_info;
    global $modSettings, $smcFunc, $context;

    if ($exclude_boards === null && !empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0)
        $exclude_boards = array($modSettings['recycle_board']);
    else
        $exclude_boards = empty($exclude_boards) ? array() : (is_array($exclude_boards) ? $exclude_boards : array($exclude_boards));

    // Only some boards?.
    if (is_array($include_boards) || (int) $include_boards === $include_boards)
    {
        $include_boards = is_array($include_boards) ? $include_boards : array($include_boards);
    }
    elseif ($include_boards != null)
    {
        $output_method = $include_boards;
        $include_boards = array();
    }

    $icon_sources = array();
    foreach ($context['stable_icons'] as $icon)
        $icon_sources[$icon] = 'images_url';

    // Find all the posts in distinct topics.  Newer ones will have higher IDs.
    $request = $smcFunc['db_query']('substring', '
        SELECT
            t.id_topic, b.id_board, b.name AS board_name
        FROM {db_prefix}topics AS t
            INNER JOIN {db_prefix}messages AS ml ON (ml.id_msg = t.id_last_msg)
            LEFT JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
        WHERE t.id_last_msg >= {int:min_message_id}' . (empty($exclude_boards) ? '' : '
            AND b.id_board NOT IN ({array_int:exclude_boards})') . '' . (empty($include_boards) ? '' : '
            AND b.id_board IN ({array_int:include_boards})') . '
            AND {query_wanna_see_board}' . ($modSettings['postmod_active'] ? '
            AND t.approved = {int:is_approved}
            AND ml.approved = {int:is_approved}' : '') . '
        ORDER BY t.id_last_msg DESC
        LIMIT ' . $num_recent,
        array(
            'include_boards' => empty($include_boards) ? '' : $include_boards,
            'exclude_boards' => empty($exclude_boards) ? '' : $exclude_boards,
            'min_message_id' => $modSettings['maxMsgID'] - (!empty($context['min_message_topics']) ? $context['min_message_topics'] : 35) * min($num_recent, 5),
            'is_approved' => 1,
        )
    );
    $topics = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
        $topics[$row['id_topic']] = $row;
    $smcFunc['db_free_result']($request);

    // Did we find anything? If not, bail.
    if (empty($topics))
        return array();

    $recycle_board = !empty($modSettings['recycle_enable']) && !empty($modSettings['recycle_board']) ? (int) $modSettings['recycle_board'] : 0;

    // Find all the posts in distinct topics.  Newer ones will have higher IDs.
    $request = $smcFunc['db_query']('substring', '
        SELECT
            mf.poster_time, mf.subject, ml.id_topic, mf.id_member, ml.id_msg, t.num_replies, t.num_views, mg.online_color, t.id_last_msg,
            COALESCE(mem.real_name, mf.poster_name) AS poster_name, ' . ($user_info['is_guest'] ? '1 AS is_read, 0 AS new_from' : '
            COALESCE(lt.id_msg, lmr.id_msg, 0) >= ml.id_msg_modified AS is_read,
            COALESCE(lt.id_msg, lmr.id_msg, -1) + 1 AS new_from') . ', SUBSTRING(mf.body, 1, 384) AS body, mf.smileys_enabled, mf.icon
        FROM {db_prefix}topics AS t
            INNER JOIN {db_prefix}messages AS ml ON (ml.id_msg = t.id_last_msg)
            INNER JOIN {db_prefix}messages AS mf ON (mf.id_msg = t.id_last_msg)
            LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = mf.id_member)' . (!$user_info['is_guest'] ? '
            LEFT JOIN {db_prefix}log_topics AS lt ON (lt.id_topic = t.id_topic AND lt.id_member = {int:current_member})
            LEFT JOIN {db_prefix}log_mark_read AS lmr ON (lmr.id_board = t.id_board AND lmr.id_member = {int:current_member})' : '') . '
            LEFT JOIN {db_prefix}membergroups AS mg ON (mg.id_group = mem.id_group)
        WHERE t.id_topic IN ({array_int:topic_list})
        ORDER BY t.id_last_msg DESC',
        array(
            'current_member' => $user_info['id'],
            'topic_list' => array_keys($topics),
        )
    );
    $posts = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        $row['body'] = strip_tags(strtr(parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']), array('<br>' => '&#10;')));
        if ($smcFunc['strlen']($row['body']) > 128)
            $row['body'] = $smcFunc['substr']($row['body'], 0, 128) . '...';

        // Censor the subject.
        censorText($row['subject']);
        censorText($row['body']);

        // Recycled icon
        if (!empty($recycle_board) && $topics[$row['id_topic']]['id_board'])
            $row['icon'] = 'recycled';

        if (!empty($modSettings['messageIconChecks_enable']) && !isset($icon_sources[$row['icon']]))
            $icon_sources[$row['icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $row['icon'] . '.png') ? 'images_url' : 'default_images_url';
        elseif (!isset($icon_sources[$row['icon']]))
            $icon_sources[$row['icon']] = 'images_url';

        // Build the array.
        $posts[] = array(
            'board' => array(
                'id' => $topics[$row['id_topic']]['id_board'],
                'name' => $topics[$row['id_topic']]['board_name'],
                'href' => $scripturl . '?board=' . $topics[$row['id_topic']]['id_board'] . '.0',
                'link' => '<a href="' . $scripturl . '?board=' . $topics[$row['id_topic']]['id_board'] . '.0">' . $topics[$row['id_topic']]['board_name'] . '</a>',
            ),
            'topic' => $row['id_topic'],
            'poster' => array(
                'id' => $row['id_member'],
                'name' => $row['poster_name'],
                'href' => empty($row['id_member']) ? '' : $scripturl . '?action=profile;u=' . $row['id_member'],
                'link' => empty($row['id_member']) ? $row['poster_name'] : '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['poster_name'] . '</a>'
            ),
            'subject' => $row['subject'],
            'replies' => $row['num_replies'],
            'views' => $row['num_views'],
            'short_subject' => shorten_subject($row['subject'], 25),
            'preview' => $row['body'],
            'time' => timeformat($row['poster_time']),
            'timestamp' => forum_time(true, $row['poster_time']),
            'href' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . ';topicseen#new',
            'link' => '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#new" rel="nofollow">' . $row['subject'] . '</a>',
            // Retained for compatibility - is technically incorrect!
            'new' => !empty($row['is_read']),
            'is_new' => empty($row['is_read']),
            'new_from' => $row['new_from'],
            'icon' => '<img src="' . $settings[$icon_sources[$row['icon']]] . '/post/' . $row['icon'] . '.png" style="vertical-align:middle;" alt="' . $row['icon'] . '">',
        );
    }
    $smcFunc['db_free_result']($request);

    // If mods want to do somthing with this list of topics, let them do that now.
    call_integration_hook('integrate_ssi_recentTopics', array(&$posts));

    // Just return it.
    if ($output_method != 'echo' || empty($posts))
        return $posts;

    echo '
        <table style="border: none" class="ssi_table">';
    foreach ($posts as $post)
        echo '
            <tr>
                <td style="text-align: right; vertical-align: top; white-space: nowrap">
                    [', $post['board']['link'], ']
                </td>
                <td style="vertical-align: top">
                    <a href="', $post['href'], '">', $post['subject'], '</a>
                    ', $txt['by'], ' ', $post['poster']['link'], '
                    ', !$post['is_new'] ? '' : '<a href="' . $scripturl . '?topic=' . $post['topic'] . '.msg' . $post['new_from'] . ';topicseen#new" rel="nofollow" class="new_posts">' . $txt['new'] . '</a>', '
                </td>
                <td style="text-align: right; white-space: nowrap">
                    ', $post['time'], '
                </td>
            </tr>';
    echo '
        </table>';
}

/**
 * Shows a list of top posters
 *
 * @param int $topNumber How many top posters to list
 * @param string $output_method The output method. If 'echo', will display a list of users, otherwise returns an array of info about them.
 * @return void|array Either displays a list of users or returns an array of info about them, depending on output_method.
 */
function ssi_topPoster($topNumber = 1, $output_method = 'echo')
{
    global $scripturl, $smcFunc;

    // Find the latest poster.
    $request = $smcFunc['db_query']('', '
        SELECT id_member, real_name, posts
        FROM {db_prefix}members
        ORDER BY posts DESC
        LIMIT ' . $topNumber,
        array(
        )
    );
    $return = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
        $return[] = array(
            'id' => $row['id_member'],
            'name' => $row['real_name'],
            'href' => $scripturl . '?action=profile;u=' . $row['id_member'],
            'link' => '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['real_name'] . '</a>',
            'posts' => $row['posts']
        );
    $smcFunc['db_free_result']($request);

    // If mods want to do somthing with this list of members, let them do that now.
    call_integration_hook('integrate_ssi_topPoster', array(&$return));

    // Just return all the top posters.
    if ($output_method != 'echo')
        return $return;

    // Make a quick array to list the links in.
    $temp_array = array();
    foreach ($return as $member)
        $temp_array[] = $member['link'];

    echo implode(', ', $temp_array);
}

/**
 * Shows a list of top boards based on activity
 *
 * @param int $num_top How many boards to display
 * @param string $output_method The output method. If 'echo', displays a list of boards, otherwise returns an array of info about them.
 * @return void|array Displays a list of the top boards or returns an array of info about them, depending on output_method.
 */
function ssi_topBoards($num_top = 10, $output_method = 'echo')
{
    global $txt, $scripturl, $user_info, $modSettings, $smcFunc;

    // Find boards with lots of posts.
    $request = $smcFunc['db_query']('', '
        SELECT
            b.name, b.num_topics, b.num_posts, b.id_board,' . (!$user_info['is_guest'] ? ' 1 AS is_read' : '
            (COALESCE(lb.id_msg, 0) >= b.id_last_msg) AS is_read') . '
        FROM {db_prefix}boards AS b
            LEFT JOIN {db_prefix}log_boards AS lb ON (lb.id_board = b.id_board AND lb.id_member = {int:current_member})
        WHERE {query_wanna_see_board}' . (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? '
            AND b.id_board != {int:recycle_board}' : '') . '
        ORDER BY b.num_posts DESC
        LIMIT ' . $num_top,
        array(
            'current_member' => $user_info['id'],
            'recycle_board' => (int) $modSettings['recycle_board'],
        )
    );
    $boards = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
        $boards[] = array(
            'id' => $row['id_board'],
            'num_posts' => $row['num_posts'],
            'num_topics' => $row['num_topics'],
            'name' => $row['name'],
            'new' => empty($row['is_read']),
            'href' => $scripturl . '?board=' . $row['id_board'] . '.0',
            'link' => '<a href="' . $scripturl . '?board=' . $row['id_board'] . '.0">' . $row['name'] . '</a>'
        );
    $smcFunc['db_free_result']($request);

    // If mods want to do somthing with this list of boards, let them do that now.
    call_integration_hook('integrate_ssi_topBoards', array(&$boards));

    // If we shouldn't output or have nothing to output, just jump out.
    if ($output_method != 'echo' || empty($boards))
        return $boards;

    echo '
        <table class="ssi_table">
            <tr>
                <th style="text-align: left">', $txt['board'], '</th>
                <th style="text-align: left">', $txt['board_topics'], '</th>
                <th style="text-align: left">', $txt['posts'], '</th>
            </tr>';
    foreach ($boards as $sBoard)
        echo '
            <tr>
                <td>', $sBoard['link'], $sBoard['new'] ? ' <a href="' . $sBoard['href'] . '" class="new_posts">' . $txt['new'] . '</a>' : '', '</td>
                <td style="text-align: right">', comma_format($sBoard['num_topics']), '</td>
                <td style="text-align: right">', comma_format($sBoard['num_posts']), '</td>
            </tr>';
    echo '
        </table>';
}

// Shows the top topics.
/**
 * Shows a list of top topics based on views or replies
 *
 * @param string $type Can be either replies or views
 * @param int $num_topics How many topics to display
 * @param string $output_method The output method. If 'echo', displays a list of topics, otherwise returns an array of info about them.
 * @return void|array Either displays a list of topics or returns an array of info about them, depending on output_method.
 */
function ssi_topTopics($type = 'replies', $num_topics = 10, $output_method = 'echo')
{
    global $txt, $scripturl, $modSettings, $smcFunc;

    if ($modSettings['totalMessages'] > 100000)
    {
        // @todo Why don't we use {query(_wanna)_see_board}?
        $request = $smcFunc['db_query']('', '
            SELECT id_topic
            FROM {db_prefix}topics
            WHERE num_' . ($type != 'replies' ? 'views' : 'replies') . ' != 0' . ($modSettings['postmod_active'] ? '
                AND approved = {int:is_approved}' : '') . '
            ORDER BY num_' . ($type != 'replies' ? 'views' : 'replies') . ' DESC
            LIMIT {int:limit}',
            array(
                'is_approved' => 1,
                'limit' => $num_topics > 100 ? ($num_topics + ($num_topics / 2)) : 100,
            )
        );
        $topic_ids = array();
        while ($row = $smcFunc['db_fetch_assoc']($request))
            $topic_ids[] = $row['id_topic'];
        $smcFunc['db_free_result']($request);
    }
    else
        $topic_ids = array();

    $request = $smcFunc['db_query']('', '
        SELECT m.subject, m.id_topic, t.num_views, t.num_replies
        FROM {db_prefix}topics AS t
            INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
            INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
        WHERE {query_wanna_see_board}' . ($modSettings['postmod_active'] ? '
            AND t.approved = {int:is_approved}' : '') . (!empty($topic_ids) ? '
            AND t.id_topic IN ({array_int:topic_list})' : '') . (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? '
            AND b.id_board != {int:recycle_enable}' : '') . '
        ORDER BY t.num_' . ($type != 'replies' ? 'views' : 'replies') . ' DESC
        LIMIT {int:limit}',
        array(
            'topic_list' => $topic_ids,
            'is_approved' => 1,
            'recycle_enable' => $modSettings['recycle_board'],
            'limit' => $num_topics,
        )
    );
    $topics = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        censorText($row['subject']);

        $topics[] = array(
            'id' => $row['id_topic'],
            'subject' => $row['subject'],
            'num_replies' => $row['num_replies'],
            'num_views' => $row['num_views'],
            'href' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
            'link' => '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.0">' . $row['subject'] . '</a>',
        );
    }
    $smcFunc['db_free_result']($request);

    // If mods want to do somthing with this list of topics, let them do that now.
    call_integration_hook('integrate_ssi_topTopics', array(&$topics, $type));

    if ($output_method != 'echo' || empty($topics))
        return $topics;

    echo '
        <table class="ssi_table">
            <tr>
                <th style="text-align: left"></th>
                <th style="text-align: left">', $txt['views'], '</th>
                <th style="text-align: left">', $txt['replies'], '</th>
            </tr>';
    foreach ($topics as $sTopic)
        echo '
            <tr>
                <td style="text-align: left">
                    ', $sTopic['link'], '
                </td>
                <td style="text-align: right">', comma_format($sTopic['num_views']), '</td>
                <td style="text-align: right">', comma_format($sTopic['num_replies']), '</td>
            </tr>';
    echo '
        </table>';
}

/**
 * Top topics based on replies
 *
 * @param int $num_topics How many topics to show
 * @param string $output_method The output method. If 'echo', displays a list of topics, otherwise returns an array of info about them
 * @return void|array Either displays a list of top topics or returns an array of info about them, depending on output_method.
 */
function ssi_topTopicsReplies($num_topics = 10, $output_method = 'echo')
{
    return ssi_topTopics('replies', $num_topics, $output_method);
}

/**
 * Top topics based on views
 *
 * @param int $num_topics How many topics to show
 * @param string $output_method The output method. If 'echo', displays a list of topics, otherwise returns an array of info about them
 * @return void|array Either displays a list of top topics or returns an array of info about them, depending on output_method.
 */
function ssi_topTopicsViews($num_topics = 10, $output_method = 'echo')
{
    return ssi_topTopics('views', $num_topics, $output_method);
}

/**
 * Show a link to the latest member: Please welcome, Someone, our latest member.
 *
 * @param string $output_method The output method. If 'echo', returns a string with a link to the latest member's profile, otherwise returns an array of info about them.
 * @return void|array Displays a "welcome" message for the latest member or returns an array of info about them, depending on output_method.
 */
function ssi_latestMember($output_method = 'echo')
{
    global $txt, $context;

    if ($output_method == 'echo')
        echo '
    ', sprintf($txt['welcome_newest_member'], $context['common_stats']['latest_member']['link']), '<br>';
    else
        return $context['common_stats']['latest_member'];
}

/**
 * Fetches a random member.
 *
 * @param string $random_type If 'day', only fetches a new random member once a day.
 * @param string $output_method The output method. If 'echo', displays a link to the member's profile, otherwise returns an array of info about them.
 * @return void|array Displays a link to a random member's profile or returns an array of info about them depending on output_method.
 */
function ssi_randomMember($random_type = '', $output_method = 'echo')
{
    global $modSettings;

    // If we're looking for something to stay the same each day then seed the generator.
    if ($random_type == 'day')
    {
        // Set the seed to change only once per day.
        mt_srand(floor(time() / 86400));
    }

    // Get the lowest ID we're interested in.
    $member_id = mt_rand(1, $modSettings['latestMember']);

    $where_query = '
        id_member >= {int:selected_member}
        AND is_activated = {int:is_activated}';

    $query_where_params = array(
        'selected_member' => $member_id,
        'is_activated' => 1,
    );

    $result = ssi_queryMembers($where_query, $query_where_params, 1, 'id_member ASC', $output_method);

    // If we got nothing do the reverse - in case of unactivated members.
    if (empty($result))
    {
        $where_query = '
            id_member <= {int:selected_member}
            AND is_activated = {int:is_activated}';

        $query_where_params = array(
            'selected_member' => $member_id,
            'is_activated' => 1,
        );

        $result = ssi_queryMembers($where_query, $query_where_params, 1, 'id_member DESC', $output_method);
    }

    // Just to be sure put the random generator back to something... random.
    if ($random_type != '')
        mt_srand(time());

    return $result;
}

/**
 * Fetch specific members
 *
 * @param array $member_ids The IDs of the members to fetch
 * @param string $output_method The output method. If 'echo', displays a list of links to the members' profiles, otherwise returns an array of info about them.
 * @return void|array Displays links to the specified members' profiles or returns an array of info about them, depending on output_method.
 */
function ssi_fetchMember($member_ids = array(), $output_method = 'echo')
{
    if (empty($member_ids))
        return;

    // Can have more than one member if you really want...
    $member_ids = is_array($member_ids) ? $member_ids : array($member_ids);

    // Restrict it right!
    $query_where = '
        id_member IN ({array_int:member_list})';

    $query_where_params = array(
        'member_list' => $member_ids,
    );

    // Then make the query and dump the data.
    return ssi_queryMembers($query_where, $query_where_params, '', 'id_member', $output_method);
}

/**
 * Get al members in the specified group
 *
 * @param int $group_id The ID of the group to get members from
 * @param string $output_method The output method. If 'echo', returns a list of group members, otherwise returns an array of info about them.
 * @return void|array Displays a list of group members or returns an array of info about them, depending on output_method.
 */
function ssi_fetchGroupMembers($group_id = null, $output_method = 'echo')
{
    if ($group_id === null)
        return;

    $query_where = '
        id_group = {int:id_group}
        OR id_post_group = {int:id_group}
        OR FIND_IN_SET({int:id_group}, additional_groups) != 0';

    $query_where_params = array(
        'id_group' => $group_id,
    );

    return ssi_queryMembers($query_where, $query_where_params, '', 'real_name', $output_method);
}

/**
 * Pulls info about members based on the specified parameters. Used by other functions to eliminate duplication.
 *
 * @param string $query_where The info for the WHERE clause of the query
 * @param array $query_where_params The parameters for the WHERE clause
 * @param string|int $query_limit The number of rows to return or an empty string to return all
 * @param string $query_order The info for the ORDER BY clause of the query
 * @param string $output_method The output method. If 'echo', displays a list of members, otherwise returns an array of info about them
 * @return void|array Displays a list of members or returns an array of info about them, depending on output_method.
 */
function ssi_queryMembers($query_where = null, $query_where_params = array(), $query_limit = '', $query_order = 'id_member DESC', $output_method = 'echo')
{
    global $smcFunc, $memberContext;

    if ($query_where === null)
        return;

    // Fetch the members in question.
    $request = $smcFunc['db_query']('', '
        SELECT id_member
        FROM {db_prefix}members
        WHERE ' . $query_where . '
        ORDER BY ' . $query_order . '
        ' . ($query_limit == '' ? '' : 'LIMIT ' . $query_limit),
        array_merge($query_where_params, array(
        ))
    );
    $members = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
        $members[] = $row['id_member'];
    $smcFunc['db_free_result']($request);

    if (empty($members))
        return array();

    // If mods want to do somthing with this list of members, let them do that now.
    call_integration_hook('integrate_ssi_queryMembers', array(&$members));

    // Load the members.
    loadMemberData($members);

    // Draw the table!
    if ($output_method == 'echo')
        echo '
        <table style="border: none" class="ssi_table">';

    $query_members = array();
    foreach ($members as $member)
    {
        // Load their context data.
        if (!loadMemberContext($member))
            continue;

        // Store this member's information.
        $query_members[$member] = $memberContext[$member];

        // Only do something if we're echo'ing.
        if ($output_method == 'echo')
            echo '
            <tr>
                <td style="text-align: right; vertical-align: top; white-space: nowrap">
                    ', $query_members[$member]['link'], '
                    <br>', $query_members[$member]['blurb'], '
                    <br>', $query_members[$member]['avatar']['image'], '
                </td>
            </tr>';
    }

    // End the table if appropriate.
    if ($output_method == 'echo')
        echo '
        </table>';

    // Send back the data.
    return $query_members;
}

/**
 * Show some basic stats:   Total This: XXXX, etc.
 *
 * @param string $output_method The output method. If 'echo', displays the stats, otherwise returns an array of info about them
 * @return void|array Doesn't return anything if the user can't view stats. Otherwise either displays the stats or returns an array of info about them, depending on output_method.
 */
function ssi_boardStats($output_method = 'echo')
{
    global $txt, $scripturl, $modSettings, $smcFunc;

    if (!allowedTo('view_stats'))
        return;

    $totals = array(
        'members' => $modSettings['totalMembers'],
        'posts' => $modSettings['totalMessages'],
        'topics' => $modSettings['totalTopics']
    );

    $result = $smcFunc['db_query']('', '
        SELECT COUNT(*)
        FROM {db_prefix}boards',
        array(
        )
    );
    list ($totals['boards']) = $smcFunc['db_fetch_row']($result);
    $smcFunc['db_free_result']($result);

    $result = $smcFunc['db_query']('', '
        SELECT COUNT(*)
        FROM {db_prefix}categories',
        array(
        )
    );
    list ($totals['categories']) = $smcFunc['db_fetch_row']($result);
    $smcFunc['db_free_result']($result);

    // If mods want to do somthing with the board stats, let them do that now.
    call_integration_hook('integrate_ssi_boardStats', array(&$totals));

    if ($output_method != 'echo')
        return $totals;

    echo '
        ', $txt['total_members'], ': <a href="', $scripturl . '?action=mlist">', comma_format($totals['members']), '</a><br>
        ', $txt['total_posts'], ': ', comma_format($totals['posts']), '<br>
        ', $txt['total_topics'], ': ', comma_format($totals['topics']), ' <br>
        ', $txt['total_cats'], ': ', comma_format($totals['categories']), '<br>
        ', $txt['total_boards'], ': ', comma_format($totals['boards']);
}

/**
 * Shows a list of online users:  YY Guests, ZZ Users and then a list...
 *
 * @param string $output_method The output method. If 'echo', displays a list, otherwise returns an array of info about the online users.
 * @return void|array Either displays a list of online users or returns an array of info about them, depending on output_method.
 */
function ssi_whosOnline($output_method = 'echo')
{
    global $user_info, $txt, $sourcedir, $settings;

    require_once($sourcedir . '/Subs-MembersOnline.php');
    $membersOnlineOptions = array(
        'show_hidden' => allowedTo('moderate_forum'),
    );
    $return = getMembersOnlineStats($membersOnlineOptions);

    // If mods want to do somthing with the list of who is online, let them do that now.
    call_integration_hook('integrate_ssi_whosOnline', array(&$return));

    // Add some redundancy for backwards compatibility reasons.
    if ($output_method != 'echo')
        return $return + array(
            'users' => $return['users_online'],
            'guests' => $return['num_guests'],
            'hidden' => $return['num_users_hidden'],
            'buddies' => $return['num_buddies'],
            'num_users' => $return['num_users_online'],
            'total_users' => $return['num_users_online'] + $return['num_guests'],
        );

    echo '
        ', comma_format($return['num_guests']), ' ', $return['num_guests'] == 1 ? $txt['guest'] : $txt['guests'], ', ', comma_format($return['num_users_online']), ' ', $return['num_users_online'] == 1 ? $txt['user'] : $txt['users'];

    $bracketList = array();
    if (!empty($user_info['buddies']))
        $bracketList[] = comma_format($return['num_buddies']) . ' ' . ($return['num_buddies'] == 1 ? $txt['buddy'] : $txt['buddies']);
    if (!empty($return['num_spiders']))
        $bracketList[] = comma_format($return['num_spiders']) . ' ' . ($return['num_spiders'] == 1 ? $txt['spider'] : $txt['spiders']);
    if (!empty($return['num_users_hidden']))
        $bracketList[] = comma_format($return['num_users_hidden']) . ' ' . $txt['hidden'];

    if (!empty($bracketList))
        echo ' (' . implode(', ', $bracketList) . ')';

    echo '<br>
            ', implode(', ', $return['list_users_online']);

    // Showing membergroups?
    if (!empty($settings['show_group_key']) && !empty($return['membergroups']))
        echo '<br>
            [' . implode(']&nbsp;&nbsp;[', $return['membergroups']) . ']';
}

/**
 * Just like whosOnline except it also logs the online presence.
 *
 * @param string $output_method The output method. If 'echo', displays a list, otherwise returns an array of info about the online users.
 * @return void|array Either displays a list of online users or returns an aray of info about them, depending on output_method.
 */
function ssi_logOnline($output_method = 'echo')
{
    writeLog();

    if ($output_method != 'echo')
        return ssi_whosOnline($output_method);
    else
        ssi_whosOnline($output_method);
}

// Shows a login box.
/**
 * Shows a login box
 *
 * @param string $redirect_to The URL to redirect the user to after they login
 * @param string $output_method The output method. If 'echo' and the user is a guest, displays a login box, otherwise returns whether the user is a guest
 * @return void|bool Either displays a login box or returns whether the user is a guest, depending on whether the user is logged in and output_method.
 */
function ssi_login($redirect_to = '', $output_method = 'echo')
{
    global $scripturl, $txt, $user_info, $context;

    if ($redirect_to != '')
        $_SESSION['login_url'] = $redirect_to;

    if ($output_method != 'echo' || !$user_info['is_guest'])
        return $user_info['is_guest'];

    // Create a login token
    createToken('login');

    echo '
        <form action="', $scripturl, '?action=login2" method="post" accept-charset="', $context['character_set'], '">
            <table style="border: none" class="ssi_table">
                <tr>
                    <td style="text-align: right; border-spacing: 1"><label for="user">', $txt['username'], ':</label>&nbsp;</td>
                    <td><input type="text" id="user" name="user" size="9" value="', $user_info['username'], '"></td>
                </tr><tr>
                    <td style="text-align: right; border-spacing: 1"><label for="passwrd">', $txt['password'], ':</label>&nbsp;</td>
                    <td><input type="password" name="passwrd" id="passwrd" size="9"></td>
                </tr>
                <tr>
                    <td>
                        <input type="hidden" name="cookielength" value="-1">
                        <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '" />
                        <input type="hidden" name="', $context['login_token_var'], '" value="', $context['login_token'], '">
                    </td>
                    <td><input type="submit" value="', $txt['login'], '" class="button"></td>
                </tr>
            </table>
        </form>';

}

/**
 * Show the top poll based on votes
 *
 * @param string $output_method The output method. If 'echo', displays the poll, otherwise returns an array of info about it
 * @return void|array Either shows the top poll or returns an array of info about it, depending on output_method.
 */
function ssi_topPoll($output_method = 'echo')
{
    // Just use recentPoll, no need to duplicate code...
    return ssi_recentPoll(true, $output_method);
}

// Show the most recently posted poll.
/**
 * Shows the most recent poll
 *
 * @param bool $topPollInstead Whether to show the top poll (based on votes) instead of the most recent one
 * @param string $output_method The output method. If 'echo', displays the poll, otherwise returns an array of info about it.
 * @return void|array Either shows the poll or returns an array of info about it, depending on output_method.
 */
function ssi_recentPoll($topPollInstead = false, $output_method = 'echo')
{
    global $txt, $boardurl, $user_info, $context, $smcFunc, $modSettings;

    $boardsAllowed = array_intersect(boardsAllowedTo('poll_view'), boardsAllowedTo('poll_vote'));

    if (empty($boardsAllowed))
        return array();

    $request = $smcFunc['db_query']('', '
        SELECT p.id_poll, p.question, t.id_topic, p.max_votes, p.guest_vote, p.hide_results, p.expire_time
        FROM {db_prefix}polls AS p
            INNER JOIN {db_prefix}topics AS t ON (t.id_poll = p.id_poll' . ($modSettings['postmod_active'] ? ' AND t.approved = {int:is_approved}' : '') . ')
            INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)' . ($topPollInstead ? '
            INNER JOIN {db_prefix}poll_choices AS pc ON (pc.id_poll = p.id_poll)' : '') . '
            LEFT JOIN {db_prefix}log_polls AS lp ON (lp.id_poll = p.id_poll AND lp.id_member > {int:no_member} AND lp.id_member = {int:current_member})
        WHERE p.voting_locked = {int:voting_opened}
            AND (p.expire_time = {int:no_expiration} OR {int:current_time} < p.expire_time)
            AND ' . ($user_info['is_guest'] ? 'p.guest_vote = {int:guest_vote_allowed}' : 'lp.id_choice IS NULL') . '
            AND {query_wanna_see_board}' . (!in_array(0, $boardsAllowed) ? '
            AND b.id_board IN ({array_int:boards_allowed_list})' : '') . (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? '
            AND b.id_board != {int:recycle_enable}' : '') . '
        ORDER BY ' . ($topPollInstead ? 'pc.votes' : 'p.id_poll') . ' DESC
        LIMIT 1',
        array(
            'current_member' => $user_info['id'],
            'boards_allowed_list' => $boardsAllowed,
            'is_approved' => 1,
            'guest_vote_allowed' => 1,
            'no_member' => 0,
            'voting_opened' => 0,
            'no_expiration' => 0,
            'current_time' => time(),
            'recycle_enable' => $modSettings['recycle_board'],
        )
    );
    $row = $smcFunc['db_fetch_assoc']($request);
    $smcFunc['db_free_result']($request);

    // This user has voted on all the polls.
    if (empty($row) || !is_array($row))
        return array();

    // If this is a guest who's voted we'll through ourselves to show poll to show the results.
    if ($user_info['is_guest'] && (!$row['guest_vote'] || (isset($_COOKIE['guest_poll_vote']) && in_array($row['id_poll'], explode(',', $_COOKIE['guest_poll_vote'])))))
        return ssi_showPoll($row['id_topic'], $output_method);

    $request = $smcFunc['db_query']('', '
        SELECT COUNT(DISTINCT id_member)
        FROM {db_prefix}log_polls
        WHERE id_poll = {int:current_poll}',
        array(
            'current_poll' => $row['id_poll'],
        )
    );
    list ($total) = $smcFunc['db_fetch_row']($request);
    $smcFunc['db_free_result']($request);

    $request = $smcFunc['db_query']('', '
        SELECT id_choice, label, votes
        FROM {db_prefix}poll_choices
        WHERE id_poll = {int:current_poll}',
        array(
            'current_poll' => $row['id_poll'],
        )
    );
    $sOptions = array();
    while ($rowChoice = $smcFunc['db_fetch_assoc']($request))
    {
        censorText($rowChoice['label']);

        $sOptions[$rowChoice['id_choice']] = array($rowChoice['label'], $rowChoice['votes']);
    }
    $smcFunc['db_free_result']($request);

    // Can they view it?
    $is_expired = !empty($row['expire_time']) && $row['expire_time'] < time();
    $allow_view_results = allowedTo('moderate_board') || $row['hide_results'] == 0 || $is_expired;

    $return = array(
        'id' => $row['id_poll'],
        'image' => 'poll',
        'question' => $row['question'],
        'total_votes' => $total,
        'is_locked' => false,
        'topic' => $row['id_topic'],
        'allow_view_results' => $allow_view_results,
        'options' => array()
    );

    // Calculate the percentages and bar lengths...
    $divisor = $return['total_votes'] == 0 ? 1 : $return['total_votes'];
    foreach ($sOptions as $i => $option)
    {
        $bar = floor(($option[1] * 100) / $divisor);
        $return['options'][$i] = array(
            'id' => 'options-' . ($topPollInstead ? 'top-' : 'recent-') . $i,
            'percent' => $bar,
            'votes' => $option[1],
            'option' => parse_bbc($option[0]),
            'vote_button' => '<input type="' . ($row['max_votes'] > 1 ? 'checkbox' : 'radio') . '" name="options[]" id="options-' . ($topPollInstead ? 'top-' : 'recent-') . $i . '" value="' . $i . '">'
        );
    }

    $return['allowed_warning'] = $row['max_votes'] > 1 ? sprintf($txt['poll_options_limit'], min(count($sOptions), $row['max_votes'])) : '';

    // If mods want to do somthing with this list of polls, let them do that now.
    call_integration_hook('integrate_ssi_recentPoll', array(&$return, $topPollInstead));

    if ($output_method != 'echo')
        return $return;

    if ($allow_view_results)
    {
        echo '
        <form class="ssi_poll" action="', $boardurl, '/SSI.php?ssi_function=pollVote" method="post" accept-charset="', $context['character_set'], '">
            <strong>', $return['question'], '</strong><br>
            ', !empty($return['allowed_warning']) ? $return['allowed_warning'] . '<br>' : '';

        foreach ($return['options'] as $option)
            echo '
            <label for="', $option['id'], '">', $option['vote_button'], ' ', $option['option'], '</label><br>';

        echo '
            <input type="submit" value="', $txt['poll_vote'], '" class="button">
            <input type="hidden" name="poll" value="', $return['id'], '">
            <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '">
        </form>';
    }
    else
        echo $txt['poll_cannot_see'];
}

/**
 * Shows the poll from the specified topic
 *
 * @param null|int $topic The topic to show the poll from. If null, $_REQUEST['ssi_topic'] will be used instead.
 * @param string $output_method The output method. If 'echo', displays the poll, otherwise returns an array of info about it.
 * @return void|array Either displays the poll or returns an array of info about it, depending on output_method.
 */
function ssi_showPoll($topic = null, $output_method = 'echo')
{
    global $txt, $boardurl, $user_info, $context, $smcFunc, $modSettings;

    $boardsAllowed = boardsAllowedTo('poll_view');

    if (empty($boardsAllowed))
        return array();

    if ($topic === null && isset($_REQUEST['ssi_topic']))
        $topic = (int) $_REQUEST['ssi_topic'];
    else
        $topic = (int) $topic;

    $request = $smcFunc['db_query']('', '
        SELECT
            p.id_poll, p.question, p.voting_locked, p.hide_results, p.expire_time, p.max_votes, p.guest_vote, b.id_board
        FROM {db_prefix}topics AS t
            INNER JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
            INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
        WHERE t.id_topic = {int:current_topic}
            AND {query_see_board}' . (!in_array(0, $boardsAllowed) ? '
            AND b.id_board IN ({array_int:boards_allowed_see})' : '') . ($modSettings['postmod_active'] ? '
            AND t.approved = {int:is_approved}' : '') . '
        LIMIT 1',
        array(
            'current_topic' => $topic,
            'boards_allowed_see' => $boardsAllowed,
            'is_approved' => 1,
        )
    );

    // Either this topic has no poll, or the user cannot view it.
    if ($smcFunc['db_num_rows']($request) == 0)
        return array();

    $row = $smcFunc['db_fetch_assoc']($request);
    $smcFunc['db_free_result']($request);

    // Check if they can vote.
    $already_voted = false;
    if (!empty($row['expire_time']) && $row['expire_time'] < time())
        $allow_vote = false;
    elseif ($user_info['is_guest'])
    {
        // There's a difference between "allowed to vote" and "already voted"...
        $allow_vote = $row['guest_vote'];

        // Did you already vote?
        if (isset($_COOKIE['guest_poll_vote']) && in_array($row['id_poll'], explode(',', $_COOKIE['guest_poll_vote'])))
        {
            $already_voted = true;
        }
    }
    elseif (!empty($row['voting_locked']) || !allowedTo('poll_vote', $row['id_board']))
        $allow_vote = false;
    else
    {
        $request = $smcFunc['db_query']('', '
            SELECT id_member
            FROM {db_prefix}log_polls
            WHERE id_poll = {int:current_poll}
                AND id_member = {int:current_member}
            LIMIT 1',
            array(
                'current_member' => $user_info['id'],
                'current_poll' => $row['id_poll'],
            )
        );
        $allow_vote = $smcFunc['db_num_rows']($request) == 0;
        $already_voted = $allow_vote;
        $smcFunc['db_free_result']($request);
    }

    // Can they view?
    $is_expired = !empty($row['expire_time']) && $row['expire_time'] < time();
    $allow_view_results = allowedTo('moderate_board') || $row['hide_results'] == 0 || ($row['hide_results'] == 1 && $already_voted) || $is_expired;

    $request = $smcFunc['db_query']('', '
        SELECT COUNT(DISTINCT id_member)
        FROM {db_prefix}log_polls
        WHERE id_poll = {int:current_poll}',
        array(
            'current_poll' => $row['id_poll'],
        )
    );
    list ($total) = $smcFunc['db_fetch_row']($request);
    $smcFunc['db_free_result']($request);

    $request = $smcFunc['db_query']('', '
        SELECT id_choice, label, votes
        FROM {db_prefix}poll_choices
        WHERE id_poll = {int:current_poll}',
        array(
            'current_poll' => $row['id_poll'],
        )
    );
    $sOptions = array();
    $total_votes = 0;
    while ($rowChoice = $smcFunc['db_fetch_assoc']($request))
    {
        censorText($rowChoice['label']);

        $sOptions[$rowChoice['id_choice']] = array($rowChoice['label'], $rowChoice['votes']);
        $total_votes += $rowChoice['votes'];
    }
    $smcFunc['db_free_result']($request);

    $return = array(
        'id' => $row['id_poll'],
        'image' => empty($row['voting_locked']) ? 'poll' : 'locked_poll',
        'question' => $row['question'],
        'total_votes' => $total,
        'is_locked' => !empty($row['voting_locked']),
        'allow_vote' => $allow_vote,
        'allow_view_results' => $allow_view_results,
        'topic' => $topic
    );

    // Calculate the percentages and bar lengths...
    $divisor = $total_votes == 0 ? 1 : $total_votes;
    foreach ($sOptions as $i => $option)
    {
        $bar = floor(($option[1] * 100) / $divisor);
        $return['options'][$i] = array(
            'id' => 'options-' . $i,
            'percent' => $bar,
            'votes' => $option[1],
            'option' => parse_bbc($option[0]),
            'vote_button' => '<input type="' . ($row['max_votes'] > 1 ? 'checkbox' : 'radio') . '" name="options[]" id="options-' . $i . '" value="' . $i . '">'
        );
    }

    $return['allowed_warning'] = $row['max_votes'] > 1 ? sprintf($txt['poll_options_limit'], min(count($sOptions), $row['max_votes'])) : '';

    // If mods want to do somthing with this poll, let them do that now.
    call_integration_hook('integrate_ssi_showPoll', array(&$return));

    if ($output_method != 'echo')
        return $return;

    if ($return['allow_vote'])
    {
        echo '
            <form class="ssi_poll" action="', $boardurl, '/SSI.php?ssi_function=pollVote" method="post" accept-charset="', $context['character_set'], '">
                <strong>', $return['question'], '</strong><br>
                ', !empty($return['allowed_warning']) ? $return['allowed_warning'] . '<br>' : '';

        foreach ($return['options'] as $option)
            echo '
                <label for="', $option['id'], '">', $option['vote_button'], ' ', $option['option'], '</label><br>';

        echo '
                <input type="submit" value="', $txt['poll_vote'], '" class="button">
                <input type="hidden" name="poll" value="', $return['id'], '">
                <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '">
            </form>';
    }
    else
    {
        echo '
            <div class="ssi_poll">
                <strong>', $return['question'], '</strong>
                <dl>';

        foreach ($return['options'] as $option)
        {
            echo '
                    <dt>', $option['option'], '</dt>
                    <dd>';

            if ($return['allow_view_results'])
            {
                echo '
                        <div class="ssi_poll_bar" style="border: 1px solid #666; height: 1em">
                            <div class="ssi_poll_bar_fill" style="background: #ccf; height: 1em; width: ', $option['percent'], '%;">
                            </div>
                        </div>
                        ', $option['votes'], ' (', $option['percent'], '%)';
            }

            echo '
                    </dd>';
        }

        echo '
                </dl>', ($return['allow_view_results'] ? '
                <strong>' . $txt['poll_total_voters'] . ': ' . $return['total_votes'] . '</strong>' : ''), '
            </div>';
    }
}

/**
 * Handles voting in a poll (done automatically)
 */
function ssi_pollVote()
{
    global $context, $db_prefix, $user_info, $sc, $smcFunc, $sourcedir, $modSettings;

    if (!isset($_POST[$context['session_var']]) || $_POST[$context['session_var']] != $sc || empty($_POST['options']) || !isset($_POST['poll']))
    {
        echo '<!DOCTYPE html>
<html>
<head>
    <script>
        history.go(-1);
    </script>
</head>
<body>&laquo;</body>
</html>';
        return;
    }

    // This can cause weird errors! (ie. copyright missing.)
    checkSession();

    $_POST['poll'] = (int) $_POST['poll'];

    // Check if they have already voted, or voting is locked.
    $request = $smcFunc['db_query']('', '
        SELECT
            p.id_poll, p.voting_locked, p.expire_time, p.max_votes, p.guest_vote,
            t.id_topic,
            COALESCE(lp.id_choice, -1) AS selected
        FROM {db_prefix}polls AS p
            INNER JOIN {db_prefix}topics AS t ON (t.id_poll = {int:current_poll})
            INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
            LEFT JOIN {db_prefix}log_polls AS lp ON (lp.id_poll = p.id_poll AND lp.id_member = {int:current_member})
        WHERE p.id_poll = {int:current_poll}
            AND {query_see_board}' . ($modSettings['postmod_active'] ? '
            AND t.approved = {int:is_approved}' : '') . '
        LIMIT 1',
        array(
            'current_member' => $user_info['id'],
            'current_poll' => $_POST['poll'],
            'is_approved' => 1,
        )
    );
    if ($smcFunc['db_num_rows']($request) == 0)
        die;
    $row = $smcFunc['db_fetch_assoc']($request);
    $smcFunc['db_free_result']($request);

    if (!empty($row['voting_locked']) || ($row['selected'] != -1 && !$user_info['is_guest']) || (!empty($row['expire_time']) && time() > $row['expire_time']))
        redirectexit('topic=' . $row['id_topic'] . '.0');

    // Too many options checked?
    if (count($_REQUEST['options']) > $row['max_votes'])
        redirectexit('topic=' . $row['id_topic'] . '.0');

    // It's a guest who has already voted?
    if ($user_info['is_guest'])
    {
        // Guest voting disabled?
        if (!$row['guest_vote'])
            redirectexit('topic=' . $row['id_topic'] . '.0');
        // Already voted?
        elseif (isset($_COOKIE['guest_poll_vote']) && in_array($row['id_poll'], explode(',', $_COOKIE['guest_poll_vote'])))
            redirectexit('topic=' . $row['id_topic'] . '.0');
    }

    $sOptions = array();
    $inserts = array();
    foreach ($_REQUEST['options'] as $id)
    {
        $id = (int) $id;

        $sOptions[] = $id;
        $inserts[] = array($_POST['poll'], $user_info['id'], $id);
    }

    // Add their vote in to the tally.
    $smcFunc['db_insert']('insert',
        $db_prefix . 'log_polls',
        array('id_poll' => 'int', 'id_member' => 'int', 'id_choice' => 'int'),
        $inserts,
        array('id_poll', 'id_member', 'id_choice')
    );
    $smcFunc['db_query']('', '
        UPDATE {db_prefix}poll_choices
        SET votes = votes + 1
        WHERE id_poll = {int:current_poll}
            AND id_choice IN ({array_int:option_list})',
        array(
            'option_list' => $sOptions,
            'current_poll' => $_POST['poll'],
        )
    );

    // Track the vote if a guest.
    if ($user_info['is_guest'])
    {
        $_COOKIE['guest_poll_vote'] = !empty($_COOKIE['guest_poll_vote']) ? ($_COOKIE['guest_poll_vote'] . ',' . $row['id_poll']) : $row['id_poll'];

        require_once($sourcedir . '/Subs-Auth.php');
        $cookie_url = url_parts(!empty($modSettings['localCookies']), !empty($modSettings['globalCookies']));
        smf_setcookie('guest_poll_vote', $_COOKIE['guest_poll_vote'], time() + 2500000, $cookie_url[1], $cookie_url[0], false, false);
    }

    redirectexit('topic=' . $row['id_topic'] . '.0');
}

// Show a search box.
/**
 * Shows a search box
 *
 * @param string $output_method The output method. If 'echo', displays a search box, otherwise returns the URL of the search page.
 * @return void|string Displays a search box or returns the URL to the search page depending on output_method. If you don't have permission to search, the function won't return anything.
 */
function ssi_quickSearch($output_method = 'echo')
{
    global $scripturl, $txt, $context;

    if (!allowedTo('search_posts'))
        return;

    if ($output_method != 'echo')
        return $scripturl . '?action=search';

    echo '
        <form action="', $scripturl, '?action=search2" method="post" accept-charset="', $context['character_set'], '">
            <input type="hidden" name="advanced" value="0"><input type="text" name="ssi_search" size="30"> <input type="submit" value="', $txt['search'], '" class="button">
        </form>';
}

/**
 * Show a random forum news item
 *
 * @param string $output_method The output method. If 'echo', shows the news item, otherwise returns it.
 * @return void|string Shows or returns a random forum news item, depending on output_method.
 */
function ssi_news($output_method = 'echo')
{
    global $context;

    $context['random_news_line'] = !empty($context['news_lines']) ? $context['news_lines'][mt_rand(0, count($context['news_lines']) - 1)] : '';

    // If mods want to do somthing with the news, let them do that now. Don't need to pass the news line itself, since it is already in $context.
    call_integration_hook('integrate_ssi_news');

    if ($output_method != 'echo')
        return $context['random_news_line'];

    echo $context['random_news_line'];
}

/**
 * Show today's birthdays.
 *
 * @param string $output_method The output method. If 'echo', displays a list of users, otherwise returns an array of info about them.
 * @return void|array Displays a list of users or returns an array of info about them depending on output_method.
 */
function ssi_todaysBirthdays($output_method = 'echo')
{
    global $scripturl, $modSettings, $user_info;

    if (empty($modSettings['cal_enabled']) || !allowedTo('calendar_view') || !allowedTo('profile_view'))
        return;

    $eventOptions = array(
        'include_birthdays' => true,
        'num_days_shown' => empty($modSettings['cal_days_for_index']) || $modSettings['cal_days_for_index'] < 1 ? 1 : $modSettings['cal_days_for_index'],
    );
    $return = cache_quick_get('calendar_index_offset_' . ($user_info['time_offset'] + $modSettings['time_offset']), 'Subs-Calendar.php', 'cache_getRecentEvents', array($eventOptions));

    // The ssi_todaysCalendar variants all use the same hook and just pass on $eventOptions so the hooked code can distinguish different cases if necessary
    call_integration_hook('integrate_ssi_calendar', array(&$return, $eventOptions));

    if ($output_method != 'echo')
        return $return['calendar_birthdays'];

    foreach ($return['calendar_birthdays'] as $member)
        echo '
            <a href="', $scripturl, '?action=profile;u=', $member['id'], '"><span class="fix_rtl_names">' . $member['name'] . '</span>' . (isset($member['age']) ? ' (' . $member['age'] . ')' : '') . '</a>' . (!$member['is_last'] ? ', ' : '');
}

/**
 * Shows today's holidays.
 *
 * @param string $output_method The output method. If 'echo', displays a list of holidays, otherwise returns an array of info about them.
 * @return void|array Displays a list of holidays or returns an array of info about them depending on output_method
 */
function ssi_todaysHolidays($output_method = 'echo')
{
    global $modSettings, $user_info;

    if (empty($modSettings['cal_enabled']) || !allowedTo('calendar_view'))
        return;

    $eventOptions = array(
        'include_holidays' => true,
        'num_days_shown' => empty($modSettings['cal_days_for_index']) || $modSettings['cal_days_for_index'] < 1 ? 1 : $modSettings['cal_days_for_index'],
    );
    $return = cache_quick_get('calendar_index_offset_' . ($user_info['time_offset'] + $modSettings['time_offset']), 'Subs-Calendar.php', 'cache_getRecentEvents', array($eventOptions));

    // The ssi_todaysCalendar variants all use the same hook and just pass on $eventOptions so the hooked code can distinguish different cases if necessary
    call_integration_hook('integrate_ssi_calendar', array(&$return, $eventOptions));

    if ($output_method != 'echo')
        return $return['calendar_holidays'];

    echo '
        ', implode(', ', $return['calendar_holidays']);
}

/**
 * @param string $output_method The output method. If 'echo', displays a list of events, otherwise returns an array of info about them.
 * @return void|array Displays a list of events or returns an array of info about them depending on output_method
 */
function ssi_todaysEvents($output_method = 'echo')
{
    global $modSettings, $user_info;

    if (empty($modSettings['cal_enabled']) || !allowedTo('calendar_view'))
        return;

    $eventOptions = array(
        'include_events' => true,
        'num_days_shown' => empty($modSettings['cal_days_for_index']) || $modSettings['cal_days_for_index'] < 1 ? 1 : $modSettings['cal_days_for_index'],
    );
    $return = cache_quick_get('calendar_index_offset_' . ($user_info['time_offset'] + $modSettings['time_offset']), 'Subs-Calendar.php', 'cache_getRecentEvents', array($eventOptions));

    // The ssi_todaysCalendar variants all use the same hook and just pass on $eventOptions so the hooked code can distinguish different cases if necessary
    call_integration_hook('integrate_ssi_calendar', array(&$return, $eventOptions));

    if ($output_method != 'echo')
        return $return['calendar_events'];

    foreach ($return['calendar_events'] as $event)
    {
        if ($event['can_edit'])
            echo '
    <a href="' . $event['modify_href'] . '" style="color: #ff0000;">*</a> ';
        echo '
    ' . $event['link'] . (!$event['is_last'] ? ', ' : '');
    }
}

/**
 * Shows today's calendar items (events, birthdays and holidays)
 *
 * @param string $output_method The output method. If 'echo', displays a list of calendar items, otherwise returns an array of info about them.
 * @return void|array Displays a list of calendar items or returns an array of info about them depending on output_method
 */
function ssi_todaysCalendar($output_method = 'echo')
{
    global $modSettings, $txt, $scripturl, $user_info;

    if (empty($modSettings['cal_enabled']) || !allowedTo('calendar_view'))
        return;

    $eventOptions = array(
        'include_birthdays' => allowedTo('profile_view'),
        'include_holidays' => true,
        'include_events' => true,
        'num_days_shown' => empty($modSettings['cal_days_for_index']) || $modSettings['cal_days_for_index'] < 1 ? 1 : $modSettings['cal_days_for_index'],
    );
    $return = cache_quick_get('calendar_index_offset_' . ($user_info['time_offset'] + $modSettings['time_offset']), 'Subs-Calendar.php', 'cache_getRecentEvents', array($eventOptions));

    // The ssi_todaysCalendar variants all use the same hook and just pass on $eventOptions so the hooked code can distinguish different cases if necessary
    call_integration_hook('integrate_ssi_calendar', array(&$return, $eventOptions));

    if ($output_method != 'echo')
        return $return;

    if (!empty($return['calendar_holidays']))
        echo '
            <span class="holiday">' . $txt['calendar_prompt'] . ' ' . implode(', ', $return['calendar_holidays']) . '<br></span>';
    if (!empty($return['calendar_birthdays']))
    {
        echo '
            <span class="birthday">' . $txt['birthdays_upcoming'] . '</span> ';
        foreach ($return['calendar_birthdays'] as $member)
            echo '
            <a href="', $scripturl, '?action=profile;u=', $member['id'], '"><span class="fix_rtl_names">', $member['name'], '</span>', isset($member['age']) ? ' (' . $member['age'] . ')' : '', '</a>', !$member['is_last'] ? ', ' : '';
        echo '
            <br>';
    }
    if (!empty($return['calendar_events']))
    {
        echo '
            <span class="event">' . $txt['events_upcoming'] . '</span> ';
        foreach ($return['calendar_events'] as $event)
        {
            if ($event['can_edit'])
                echo '
            <a href="' . $event['modify_href'] . '" style="color: #ff0000;">*</a> ';
            echo '
            ' . $event['link'] . (!$event['is_last'] ? ', ' : '');
        }
    }
}

/**
 * Show the latest news, with a template... by board.
 *
 * @param null|int $board The ID of the board to get the info from. Defaults to $board or $_GET['board'] if not set.
 * @param null|int $limit How many items to show. Defaults to $_GET['limit'] or 5 if not set.
 * @param null|int $start Start with the specified item. Defaults to $_GET['start'] or 0 if not set.
 * @param null|int $length How many characters to show from each post. Defaults to $_GET['length'] or 0 (no limit) if not set.
 * @param string $output_method The output method. If 'echo', displays the news items, otherwise returns an array of info about them.
 * @return void|array Displays the news items or returns an array of info about them, depending on output_method.
 */
function ssi_boardNews($board = null, $limit = null, $start = null, $length = null, $output_method = 'echo')
{
    global $scripturl, $txt, $settings, $modSettings, $context;
    global $smcFunc;

    loadLanguage('Stats');

    // Must be integers....
    if ($limit === null)
        $limit = isset($_GET['limit']) ? (int) $_GET['limit'] : 5;
    else
        $limit = (int) $limit;

    if ($start === null)
        $start = isset($_GET['start']) ? (int) $_GET['start'] : 0;
    else
        $start = (int) $start;

    if ($board !== null)
        $board = (int) $board;
    elseif (isset($_GET['board']))
        $board = (int) $_GET['board'];

    if ($length === null)
        $length = isset($_GET['length']) ? (int) $_GET['length'] : 0;
    else
        $length = (int) $length;

    $limit = max(0, $limit);
    $start = max(0, $start);

    // Make sure guests can see this board.
    $request = $smcFunc['db_query']('', '
        SELECT id_board
        FROM {db_prefix}boards
        WHERE ' . ($board === null ? '' : 'id_board = {int:current_board}
            AND ') . 'FIND_IN_SET(-1, member_groups) != 0
        LIMIT 1',
        array(
            'current_board' => $board,
        )
    );
    if ($smcFunc['db_num_rows']($request) == 0)
    {
        if ($output_method == 'echo')
            die($txt['ssi_no_guests']);
        else
            return array();
    }
    list ($board) = $smcFunc['db_fetch_row']($request);
    $smcFunc['db_free_result']($request);

    $icon_sources = array();
    foreach ($context['stable_icons'] as $icon)
        $icon_sources[$icon] = 'images_url';

    if (!empty($modSettings['enable_likes']))
    {
        $context['can_like'] = allowedTo('likes_like');
    }

    // Find the post ids.
    $request = $smcFunc['db_query']('', '
        SELECT t.id_first_msg
        FROM {db_prefix}topics as t
            LEFT JOIN {db_prefix}boards as b ON (b.id_board = t.id_board)
        WHERE t.id_board = {int:current_board}' . ($modSettings['postmod_active'] ? '
            AND t.approved = {int:is_approved}' : '') . '
            AND {query_see_board}
        ORDER BY t.id_first_msg DESC
        LIMIT ' . $start . ', ' . $limit,
        array(
            'current_board' => $board,
            'is_approved' => 1,
        )
    );
    $posts = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
        $posts[] = $row['id_first_msg'];
    $smcFunc['db_free_result']($request);

    if (empty($posts))
        return array();

    // Find the posts.
    $request = $smcFunc['db_query']('', '
        SELECT
            m.icon, m.subject, m.body, COALESCE(mem.real_name, m.poster_name) AS poster_name, m.poster_time, m.likes,
            t.num_replies, t.id_topic, m.id_member, m.smileys_enabled, m.id_msg, t.locked, t.id_last_msg, m.id_board
        FROM {db_prefix}topics AS t
            INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
            LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
        WHERE t.id_first_msg IN ({array_int:post_list})
        ORDER BY t.id_first_msg DESC
        LIMIT ' . count($posts),
        array(
            'post_list' => $posts,
        )
    );
    $return = array();
    $recycle_board = !empty($modSettings['recycle_enable']) && !empty($modSettings['recycle_board']) ? (int) $modSettings['recycle_board'] : 0;
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        // If we want to limit the length of the post.
        if (!empty($length) && $smcFunc['strlen']($row['body']) > $length)
        {
            $row['body'] = $smcFunc['substr']($row['body'], 0, $length);
            $cutoff = false;

            $last_space = strrpos($row['body'], ' ');
            $last_open = strrpos($row['body'], '<');
            $last_close = strrpos($row['body'], '>');
            if (empty($last_space) || ($last_space == $last_open + 3 && (empty($last_close) || (!empty($last_close) && $last_close < $last_open))) || $last_space < $last_open || $last_open == $length - 6)
                $cutoff = $last_open;
            elseif (empty($last_close) || $last_close < $last_open)
                $cutoff = $last_space;

            if ($cutoff !== false)
                $row['body'] = $smcFunc['substr']($row['body'], 0, $cutoff);
            $row['body'] .= '...';
        }

        $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);

        if (!empty($recycle_board) && $row['id_board'] == $recycle_board)
            $row['icon'] = 'recycled';

        // Check that this message icon is there...
        if (!empty($modSettings['messageIconChecks_enable']) && !isset($icon_sources[$row['icon']]))
            $icon_sources[$row['icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $row['icon'] . '.png') ? 'images_url' : 'default_images_url';
        elseif (!isset($icon_sources[$row['icon']]))
            $icon_sources[$row['icon']] = 'images_url';

        censorText($row['subject']);
        censorText($row['body']);

        $return[] = array(
            'id' => $row['id_topic'],
            'message_id' => $row['id_msg'],
            'icon' => '<img src="' . $settings[$icon_sources[$row['icon']]] . '/post/' . $row['icon'] . '.png" alt="' . $row['icon'] . '">',
            'subject' => $row['subject'],
            'time' => timeformat($row['poster_time']),
            'timestamp' => forum_time(true, $row['poster_time']),
            'body' => $row['body'],
            'href' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
            'link' => '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.0">' . $row['num_replies'] . ' ' . ($row['num_replies'] == 1 ? $txt['ssi_comment'] : $txt['ssi_comments']) . '</a>',
            'replies' => $row['num_replies'],
            'comment_href' => !empty($row['locked']) ? '' : $scripturl . '?action=post;topic=' . $row['id_topic'] . '.' . $row['num_replies'] . ';last_msg=' . $row['id_last_msg'],
            'comment_link' => !empty($row['locked']) ? '' : '<a href="' . $scripturl . '?action=post;topic=' . $row['id_topic'] . '.' . $row['num_replies'] . ';last_msg=' . $row['id_last_msg'] . '">' . $txt['ssi_write_comment'] . '</a>',
            'new_comment' => !empty($row['locked']) ? '' : '<a href="' . $scripturl . '?action=post;topic=' . $row['id_topic'] . '.' . $row['num_replies'] . '">' . $txt['ssi_write_comment'] . '</a>',
            'poster' => array(
                'id' => $row['id_member'],
                'name' => $row['poster_name'],
                'href' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : '',
                'link' => !empty($row['id_member']) ? '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['poster_name'] . '</a>' : $row['poster_name']
            ),
            'locked' => !empty($row['locked']),
            'is_last' => false,
            // Nasty ternary for likes not messing around the "is_last" check.
            'likes' => !empty($modSettings['enable_likes']) ? array(
                'count' => $row['likes'],
                'you' => in_array($row['id_msg'], prepareLikesContext((int) $row['id_topic'])),
                'can_like' => !$context['user']['is_guest'] && $row['id_member'] != $context['user']['id'] && !empty($context['can_like']),
            ) : array(),
        );
    }
    $smcFunc['db_free_result']($request);

    if (empty($return))
        return $return;

    $return[count($return) - 1]['is_last'] = true;

    // If mods want to do somthing with this list of posts, let them do that now.
    call_integration_hook('integrate_ssi_boardNews', array(&$return));

    if ($output_method != 'echo')
        return $return;

    foreach ($return as $news)
    {
        echo '
            <div class="news_item">
                <h3 class="news_header">
                    ', $news['icon'], '
                    <a href="', $news['href'], '">', $news['subject'], '</a>
                </h3>
                <div class="news_timestamp">', $news['time'], ' ', $txt['by'], ' ', $news['poster']['link'], '</div>
                <div class="news_body" style="padding: 2ex 0;">', $news['body'], '</div>
                ', $news['link'], $news['locked'] ? '' : ' | ' . $news['comment_link'], '';

        // Is there any likes to show?
        if (!empty($modSettings['enable_likes']))
        {
            echo '
                    <ul>';

            if (!empty($news['likes']['can_like']))
            {
                echo '
                        <li class="smflikebutton" id="msg_', $news['message_id'], '_likes"><a href="', $scripturl, '?action=likes;ltype=msg;sa=like;like=', $news['message_id'], ';', $context['session_var'], '=', $context['session_id'], '" class="msg_like"><span class="', $news['likes']['you'] ? 'unlike' : 'like', '"></span>', $news['likes']['you'] ? $txt['unlike'] : $txt['like'], '</a></li>';
            }

            if (!empty($news['likes']['count']))
            {
                $context['some_likes'] = true;
                $count = $news['likes']['count'];
                $base = 'likes_';
                if ($news['likes']['you'])
                {
                    $base = 'you_' . $base;
                    $count--;
                }
                $base .= (isset($txt[$base . $count])) ? $count : 'n';

                echo '
                        <li class="like_count smalltext">', sprintf($txt[$base], $scripturl . '?action=likes;sa=view;ltype=msg;like=' . $news['message_id'] . ';' . $context['session_var'] . '=' . $context['session_id'], comma_format($count)), '</li>';
            }

            echo '
                    </ul>';
        }

        // Close the main div.
        echo '
            </div>';

        if (!$news['is_last'])
            echo '
            <hr>';
    }
}

/**
 * Show the most recent events
 *
 * @param int $max_events The maximum number of events to show
 * @param string $output_method The output method. If 'echo', displays the events, otherwise returns an array of info about them.
 * @return void|array Displays the events or returns an array of info about them, depending on output_method.
 */
function ssi_recentEvents($max_events = 7, $output_method = 'echo')
{
    global $user_info, $scripturl, $modSettings, $txt, $context, $smcFunc;

    if (empty($modSettings['cal_enabled']) || !allowedTo('calendar_view'))
        return;

    // Find all events which are happening in the near future that the member can see.
    $request = $smcFunc['db_query']('', '
        SELECT
            cal.id_event, cal.start_date, cal.end_date, cal.title, cal.id_member, cal.id_topic,
            cal.start_time, cal.end_time, cal.timezone, cal.location,
            cal.id_board, t.id_first_msg, t.approved
        FROM {db_prefix}calendar AS cal
            LEFT JOIN {db_prefix}boards AS b ON (b.id_board = cal.id_board)
            LEFT JOIN {db_prefix}topics AS t ON (t.id_topic = cal.id_topic)
        WHERE cal.start_date <= {date:current_date}
            AND cal.end_date >= {date:current_date}
            AND (cal.id_board = {int:no_board} OR {query_wanna_see_board})
        ORDER BY cal.start_date DESC
        LIMIT ' . $max_events,
        array(
            'current_date' => strftime('%Y-%m-%d', forum_time(false)),
            'no_board' => 0,
        )
    );
    $return = array();
    $duplicates = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        // Check if we've already come by an event linked to this same topic with the same title... and don't display it if we have.
        if (!empty($duplicates[$row['title'] . $row['id_topic']]))
            continue;

        // Censor the title.
        censorText($row['title']);

        if ($row['start_date'] < strftime('%Y-%m-%d', forum_time(false)))
            $date = strftime('%Y-%m-%d', forum_time(false));
        else
            $date = $row['start_date'];

        // If the topic it is attached to is not approved then don't link it.
        if (!empty($row['id_first_msg']) && !$row['approved'])
            $row['id_board'] = $row['id_topic'] = $row['id_first_msg'] = 0;

        $allday = (empty($row['start_time']) || empty($row['end_time']) || empty($row['timezone']) || !in_array($row['timezone'], timezone_identifiers_list(DateTimeZone::ALL_WITH_BC))) ? true : false;

        $return[$date][] = array(
            'id' => $row['id_event'],
            'title' => $row['title'],
            'location' => $row['location'],
            'can_edit' => allowedTo('calendar_edit_any') || ($row['id_member'] == $user_info['id'] && allowedTo('calendar_edit_own')),
            'modify_href' => $scripturl . '?action=' . ($row['id_board'] == 0 ? 'calendar;sa=post;' : 'post;msg=' . $row['id_first_msg'] . ';topic=' . $row['id_topic'] . '.0;calendar;') . 'eventid=' . $row['id_event'] . ';' . $context['session_var'] . '=' . $context['session_id'],
            'href' => $row['id_board'] == 0 ? '' : $scripturl . '?topic=' . $row['id_topic'] . '.0',
            'link' => $row['id_board'] == 0 ? $row['title'] : '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.0">' . $row['title'] . '</a>',
            'start_date' => $row['start_date'],
            'end_date' => $row['end_date'],
            'start_time' => !$allday ? $row['start_time'] : null,
            'end_time' => !$allday ? $row['end_time'] : null,
            'tz' => !$allday ? $row['timezone'] : null,
            'allday' => $allday,
            'is_last' => false
        );

        // Let's not show this one again, huh?
        $duplicates[$row['title'] . $row['id_topic']] = true;
    }
    $smcFunc['db_free_result']($request);

    foreach ($return as $mday => $array)
        $return[$mday][count($array) - 1]['is_last'] = true;

    // If mods want to do somthing with this list of events, let them do that now.
    call_integration_hook('integrate_ssi_recentEvents', array(&$return));

    if ($output_method != 'echo' || empty($return))
        return $return;

    // Well the output method is echo.
    echo '
            <span class="event">' . $txt['events'] . '</span> ';
    foreach ($return as $mday => $array)
        foreach ($array as $event)
        {
            if ($event['can_edit'])
                echo '
                <a href="' . $event['modify_href'] . '" style="color: #ff0000;">*</a> ';

            echo '
                ' . $event['link'] . (!$event['is_last'] ? ', ' : '');
        }
}

/**
 * Checks whether the specified password is correct for the specified user.
 *
 * @param int|string $id The ID or username of a user
 * @param string $password The password to check
 * @param bool $is_username If true, treats $id as a username rather than a user ID
 * @return bool Whether or not the password is correct.
 */
function ssi_checkPassword($id = null, $password = null, $is_username = false)
{
    global $smcFunc;

    // If $id is null, this was most likely called from a query string and should do nothing.
    if ($id === null)
        return;

    $request = $smcFunc['db_query']('', '
        SELECT passwd, member_name, is_activated
        FROM {db_prefix}members
        WHERE ' . ($is_username ? 'member_name' : 'id_member') . ' = {string:id}
        LIMIT 1',
        array(
            'id' => $id,
        )
    );
    list ($pass, $user, $active) = $smcFunc['db_fetch_row']($request);
    $smcFunc['db_free_result']($request);

    return hash_verify_password($user, $password, $pass) && $active == 1;
}

/**
 * Shows the most recent attachments that the user can see
 *
 * @param int $num_attachments How many to show
 * @param array $attachment_ext Only shows attachments with the specified extensions ('jpg', 'gif', etc.) if set
 * @param string $output_method The output method. If 'echo', displays a table with links/info, otherwise returns an array with information about the attachments
 * @return void|array Displays a table of attachment info or returns an array containing info about the attachments, depending on output_method.
 */
function ssi_recentAttachments($num_attachments = 10, $attachment_ext = array(), $output_method = 'echo')
{
    global $smcFunc, $modSettings, $scripturl, $txt, $settings;

    // We want to make sure that we only get attachments for boards that we can see *if* any.
    $attachments_boards = boardsAllowedTo('view_attachments');

    // No boards?  Adios amigo.
    if (empty($attachments_boards))
        return array();

    // Is it an array?
    $attachment_ext = (array) $attachment_ext;

    // Lets build the query.
    $request = $smcFunc['db_query']('', '
        SELECT
            att.id_attach, att.id_msg, att.filename, COALESCE(att.size, 0) AS filesize, att.downloads, mem.id_member,
            COALESCE(mem.real_name, m.poster_name) AS poster_name, m.id_topic, m.subject, t.id_board, m.poster_time,
            att.width, att.height' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : ', COALESCE(thumb.id_attach, 0) AS id_thumb, thumb.width AS thumb_width, thumb.height AS thumb_height') . '
        FROM {db_prefix}attachments AS att
            INNER JOIN {db_prefix}messages AS m ON (m.id_msg = att.id_msg)
            INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
            LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : '
            LEFT JOIN {db_prefix}attachments AS thumb ON (thumb.id_attach = att.id_thumb)') . '
        WHERE att.attachment_type = 0' . ($attachments_boards === array(0) ? '' : '
            AND m.id_board IN ({array_int:boards_can_see})') . (!empty($attachment_ext) ? '
            AND att.fileext IN ({array_string:attachment_ext})' : '') .
            (!$modSettings['postmod_active'] || allowedTo('approve_posts') ? '' : '
            AND t.approved = {int:is_approved}
            AND m.approved = {int:is_approved}
            AND att.approved = {int:is_approved}') . '
        ORDER BY att.id_attach DESC
        LIMIT {int:num_attachments}',
        array(
            'boards_can_see' => $attachments_boards,
            'attachment_ext' => $attachment_ext,
            'num_attachments' => $num_attachments,
            'is_approved' => 1,
        )
    );

    // We have something.
    $attachments = array();
    while ($row = $smcFunc['db_fetch_assoc']($request))
    {
        $filename = preg_replace('~&amp;#(\\d{1,7}|x[0-9a-fA-F]{1,6});~', '&#\\1;', htmlspecialchars($row['filename']));

        // Is it an image?
        $attachments[$row['id_attach']] = array(
            'member' => array(
                'id' => $row['id_member'],
                'name' => $row['poster_name'],
                'link' => empty($row['id_member']) ? $row['poster_name'] : '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['poster_name'] . '</a>',
            ),
            'file' => array(
                'filename' => $filename,
                'filesize' => round($row['filesize'] / 1024, 2) . $txt['kilobyte'],
                'downloads' => $row['downloads'],
                'href' => $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $row['id_attach'],
                'link' => '<img src="' . $settings['images_url'] . '/icons/clip.png" alt=""> <a href="' . $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $row['id_attach'] . '">' . $filename . '</a>',
                'is_image' => !empty($row['width']) && !empty($row['height']) && !empty($modSettings['attachmentShowImages']),
            ),
            'topic' => array(
                'id' => $row['id_topic'],
                'subject' => $row['subject'],
                'href' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
                'link' => '<a href="' . $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'] . '">' . $row['subject'] . '</a>',
                'time' => timeformat($row['poster_time']),
            ),
        );

        // Images.
        if ($attachments[$row['id_attach']]['file']['is_image'])
        {
            $id_thumb = empty($row['id_thumb']) ? $row['id_attach'] : $row['id_thumb'];
            $attachments[$row['id_attach']]['file']['image'] = array(
                'id' => $id_thumb,
                'width' => $row['width'],
                'height' => $row['height'],
                'img' => '<img src="' . $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $row['id_attach'] . ';image" alt="' . $filename . '">',
                'thumb' => '<img src="' . $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $id_thumb . ';image" alt="' . $filename . '">',
                'href' => $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $id_thumb . ';image',
                'link' => '<a href="' . $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $row['id_attach'] . ';image"><img src="' . $scripturl . '?action=dlattach;topic=' . $row['id_topic'] . '.0;attach=' . $id_thumb . ';image" alt="' . $filename . '"></a>',
            );
        }
    }
    $smcFunc['db_free_result']($request);

    // If mods want to do somthing with this list of attachments, let them do that now.
    call_integration_hook('integrate_ssi_recentAttachments', array(&$attachments));

    // So you just want an array?  Here you can have it.
    if ($output_method == 'array' || empty($attachments))
        return $attachments;

    // Give them the default.
    echo '
        <table class="ssi_downloads">
            <tr>
                <th style="text-align: left; padding: 2">', $txt['file'], '</th>
                <th style="text-align: left; padding: 2">', $txt['posted_by'], '</th>
                <th style="text-align: left; padding: 2">', $txt['downloads'], '</th>
                <th style="text-align: left; padding: 2">', $txt['filesize'], '</th>
            </tr>';
    foreach ($attachments as $attach)
        echo '
            <tr>
                <td>', $attach['file']['link'], '</td>
                <td>', $attach['member']['link'], '</td>
                <td style="text-align: center">', $attach['file']['downloads'], '</td>
                <td>', $attach['file']['filesize'], '</td>
            </tr>';
    echo '
        </table>';
}

?>