Sources/Logging.php ➔ writeLog()

Complexity

Conditions	38
Paths	7208

Size

Total Lines	132
Code Lines	64

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function writeLog($force = false)
{
	global $user_info, $user_settings, $context, $modSettings, $settings, $topic, $board, $smcFunc, $sourcedir;

	// If we are showing who is viewing a topic, let's see if we are, and force an update if so - to make it accurate.
	if (!empty($settings['display_who_viewing']) && ($topic || $board))
	{
		// Take the opposite approach!
		$force = true;
		// Don't update for every page - this isn't wholly accurate but who cares.
		if ($topic)
		{
			if (isset($_SESSION['last_topic_id']) && $_SESSION['last_topic_id'] == $topic)
				$force = false;
			$_SESSION['last_topic_id'] = $topic;
		}
	}

	// Are they a spider we should be tracking? Mode = 1 gets tracked on its spider check...
	if (!empty($user_info['possibly_robot']) && !empty($modSettings['spider_mode']) && $modSettings['spider_mode'] > 1)
	{
		require_once($sourcedir . '/ManageSearchEngines.php');
		logSpider();
	}

	// Don't mark them as online more than every so often.
	if (!empty($_SESSION['log_time']) && $_SESSION['log_time'] >= (time() - 8) && !$force)
		return;

	if (!empty($modSettings['who_enabled']))
	{
		$encoded_get = truncateArray($_GET) + array('USER_AGENT' => $_SERVER['HTTP_USER_AGENT']);

		// In the case of a dlattach action, session_var may not be set.
		if (!isset($context['session_var']))
			$context['session_var'] = $_SESSION['session_var'];

		unset($encoded_get['sesc'], $encoded_get[$context['session_var']]);
		$encoded_get = $smcFunc['json_encode']($encoded_get);
	}
	else
		$encoded_get = '';

	// Guests use 0, members use their session ID.
	$session_id = $user_info['is_guest'] ? 'ip' . $user_info['ip'] : session_id();

	// Grab the last all-of-SMF-specific log_online deletion time.
	$do_delete = cache_get_data('log_online-update', 30) < time() - 30;

	// If the last click wasn't a long time ago, and there was a last click...
	if (!empty($_SESSION['log_time']) && $_SESSION['log_time'] >= time() - $modSettings['lastActive'] * 20)
	{
		if ($do_delete)
		{
			$smcFunc['db_query']('delete_log_online_interval', '
				DELETE FROM {db_prefix}log_online
				WHERE log_time < {int:log_time}
					AND session != {string:session}',
				array(
					'log_time' => time() - $modSettings['lastActive'] * 60,
					'session' => $session_id,
				)
			);

			// Cache when we did it last.
			cache_put_data('log_online-update', time(), 30);
		}

		$smcFunc['db_query']('', '
			UPDATE {db_prefix}log_online
			SET log_time = {int:log_time}, ip = {inet:ip}, url = {string:url}
			WHERE session = {string:session}',
			array(
				'log_time' => time(),
				'ip' => $user_info['ip'],
				'url' => $encoded_get,
				'session' => $session_id,
			)
		);

		// Guess it got deleted.
		if ($smcFunc['db_affected_rows']() == 0)
			$_SESSION['log_time'] = 0;
	}
	else
		$_SESSION['log_time'] = 0;

	// Otherwise, we have to delete and insert.
	if (empty($_SESSION['log_time']))
	{
		if ($do_delete || !empty($user_info['id']))
			$smcFunc['db_query']('', '
				DELETE FROM {db_prefix}log_online
				WHERE ' . ($do_delete ? 'log_time < {int:log_time}' : '') . ($do_delete && !empty($user_info['id']) ? ' OR ' : '') . (empty($user_info['id']) ? '' : 'id_member = {int:current_member}'),
				array(
					'current_member' => $user_info['id'],
					'log_time' => time() - $modSettings['lastActive'] * 60,
				)
			);

		$smcFunc['db_insert']($do_delete ? 'ignore' : 'replace',
			'{db_prefix}log_online',
			array('session' => 'string', 'id_member' => 'int', 'id_spider' => 'int', 'log_time' => 'int', 'ip' => 'inet', 'url' => 'string'),
			array($session_id, $user_info['id'], empty($_SESSION['id_robot']) ? 0 : $_SESSION['id_robot'], time(), $user_info['ip'], $encoded_get),
			array('session')
		);
	}

	// Mark your session as being logged.
	$_SESSION['log_time'] = time();

	// Well, they are online now.
	if (empty($_SESSION['timeOnlineUpdated']))
		$_SESSION['timeOnlineUpdated'] = time();

	// Set their login time, if not already done within the last minute.
	if (SMF != 'SSI' && !empty($user_info['last_login']) && $user_info['last_login'] < time() - 60 && (!isset($_REQUEST['action']) || !in_array($_REQUEST['action'], array('.xml', 'login2', 'logintfa'))))
	{
		// Don't count longer than 15 minutes.
		if (time() - $_SESSION['timeOnlineUpdated'] > 60 * 15)
			$_SESSION['timeOnlineUpdated'] = time();

		$user_settings['total_time_logged_in'] += time() - $_SESSION['timeOnlineUpdated'];
		updateMemberData($user_info['id'], array('last_login' => time(), 'member_ip' => $user_info['ip'], 'member_ip2' => $_SERVER['BAN_CHECK_IP'], 'total_time_logged_in' => $user_settings['total_time_logged_in']));

		if (!empty($modSettings['cache_enable']) && $modSettings['cache_enable'] >= 2)
			cache_put_data('user_settings-' . $user_info['id'], $user_settings, 60);

		$user_info['total_time_logged_in'] += time() - $_SESSION['timeOnlineUpdated'];
		$_SESSION['timeOnlineUpdated'] = time();
	}
}

?>