1681 lines
50 KiB
PHP
1681 lines
50 KiB
PHP
<?php
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/*
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* Copyright (c) 2010-2012 Tinyboard Development Group
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*/
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if (realpath($_SERVER['SCRIPT_FILENAME']) == str_replace('\\', '/', __FILE__)) {
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// You cannot request this file directly.
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exit;
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}
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require_once 'inc/display.php';
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require_once 'inc/template.php';
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require_once 'inc/database.php';
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require_once 'inc/events.php';
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require_once 'inc/lib/gettext/gettext.inc';
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// the user is not currently logged in as a moderator
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$mod = false;
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register_shutdown_function('fatal_error_handler');
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mb_internal_encoding('UTF-8');
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loadConfig();
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function loadConfig() {
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global $board, $config, $__ip, $debug, $__version;
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$error = function_exists('error') ? 'error' : 'basic_error_function_because_the_other_isnt_loaded_yet';
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reset_events();
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if (!isset($_SERVER['REMOTE_ADDR']))
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$_SERVER['REMOTE_ADDR'] = '0.0.0.0';
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$arrays = array('db', 'cache', 'cookies', 'error', 'dir', 'mod', 'spam', 'flood_filters', 'wordfilters', 'custom_capcode', 'custom_tripcode', 'dnsbl', 'dnsbl_exceptions', 'remote', 'allowed_ext', 'allowed_ext_files', 'file_icons', 'footer', 'stylesheets', 'additional_javascript', 'markup');
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$config = array();
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foreach ($arrays as $key) {
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$config[$key] = array();
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}
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require 'inc/config.php';
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if (!file_exists('inc/instance-config.php'))
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$error('Tinyboard is not configured! Create inc/instance-config.php.');
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require 'inc/instance-config.php';
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if (isset($board['dir']) && file_exists($board['dir'] . '/config.php')) {
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require $board['dir'] . '/config.php';
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}
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if (!isset($__version))
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$__version = file_exists('.installed') ? trim(file_get_contents('.installed')) : false;
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$config['version'] = $__version;
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if ($config['debug']) {
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if (!isset($debug)) {
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$debug = array('sql' => array(), 'purge' => array(), 'cached' => array());
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$debug['start'] = microtime(true);
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}
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}
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date_default_timezone_set($config['timezone']);
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if (!isset($config['blotter']))
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$config['blotter'] = false;
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if (!isset($config['post_url']))
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$config['post_url'] = $config['root'] . $config['file_post'];
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if (!isset($config['referer_match']))
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if (isset($_SERVER['HTTP_HOST'])) {
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$config['referer_match'] = '/^' .
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(preg_match($config['url_regex'], $config['root']) ? '' :
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'https?:\/\/' . $_SERVER['HTTP_HOST']) .
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preg_quote($config['root'], '/') .
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'(' .
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str_replace('%s', '\w+', preg_quote($config['board_path'], '/')) .
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'(' .
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preg_quote($config['file_index'], '/') . '|' .
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str_replace('%d', '\d+', preg_quote($config['file_page'])) .
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')?' .
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'|' .
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str_replace('%s', '\w+', preg_quote($config['board_path'], '/')) .
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preg_quote($config['dir']['res'], '/') .
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str_replace('%d', '\d+', preg_quote($config['file_page'], '/')) .
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'|' .
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preg_quote($config['file_mod'], '/') . '\?\/.+' .
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')([#?](.+)?)?$/i';
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} else {
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// CLI mode
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$config['referer_match'] = '//';
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}
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if (!isset($config['cookies']['path']))
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$config['cookies']['path'] = &$config['root'];
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if (!isset($config['dir']['static']))
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$config['dir']['static'] = $config['root'] . 'static/';
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if (!isset($config['image_sticky']))
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$config['image_sticky'] = $config['dir']['static'] . 'sticky.gif';
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if (!isset($config['image_locked']))
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$config['image_locked'] = $config['dir']['static'] . 'locked.gif';
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if (!isset($config['image_bumplocked']))
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$config['image_bumplocked'] = $config['dir']['static'] . 'sage.gif';
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if (!isset($config['image_deleted']))
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$config['image_deleted'] = $config['dir']['static'] . 'deleted.png';
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if (!isset($config['image_zip']))
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$config['image_zip'] = $config['dir']['static'] . 'zip.png';
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if (!isset($config['uri_thumb']))
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$config['uri_thumb'] = $config['root'] . $board['dir'] . $config['dir']['thumb'];
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elseif (isset($board['dir']))
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$config['uri_thumb'] = sprintf($config['uri_thumb'], $board['dir']);
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if (!isset($config['uri_img']))
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$config['uri_img'] = $config['root'] . $board['dir'] . $config['dir']['img'];
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elseif (isset($board['dir']))
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$config['uri_img'] = sprintf($config['uri_img'], $board['dir']);
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if (!isset($config['uri_stylesheets']))
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$config['uri_stylesheets'] = $config['root'] . 'stylesheets/';
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if (!isset($config['url_stylesheet']))
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$config['url_stylesheet'] = $config['uri_stylesheets'] . 'style.css';
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if (!isset($config['url_javascript']))
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$config['url_javascript'] = $config['root'] . $config['file_script'];
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if (!isset($config['additional_javascript_url']))
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$config['additional_javascript_url'] = $config['root'];
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if ($config['root_file']) {
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chdir($config['root_file']);
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}
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if ($config['verbose_errors']) {
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error_reporting(E_ALL);
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ini_set('display_errors', 1);
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}
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// Keep the original address to properly comply with other board configurations
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if (!isset($__ip))
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$__ip = $_SERVER['REMOTE_ADDR'];
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// ::ffff:0.0.0.0
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if (preg_match('/^\:\:(ffff\:)?(\d+\.\d+\.\d+\.\d+)$/', $__ip, $m))
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$_SERVER['REMOTE_ADDR'] = $m[2];
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if (_setlocale(LC_ALL, $config['locale']) === false) {
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$error('The specified locale (' . $config['locale'] . ') does not exist on your platform!');
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}
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if (extension_loaded('gettext')) {
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bindtextdomain('tinyboard', './inc/locale');
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bind_textdomain_codeset('tinyboard', 'UTF-8');
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textdomain('tinyboard');
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} else {
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_bindtextdomain('tinyboard', './inc/locale');
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_bind_textdomain_codeset('tinyboard', 'UTF-8');
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_textdomain('tinyboard');
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}
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if ($config['syslog'])
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openlog('tinyboard', LOG_ODELAY, LOG_SYSLOG); // open a connection to sysem logger
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if ($config['recaptcha'])
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require_once 'inc/lib/recaptcha/recaptchalib.php';
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if ($config['cache']['enabled'])
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require_once 'inc/cache.php';
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}
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function basic_error_function_because_the_other_isnt_loaded_yet($message, $priority = true) {
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global $config;
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if ($config['syslog'] && $priority !== false) {
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// Use LOG_NOTICE instead of LOG_ERR or LOG_WARNING because most error message are not significant.
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_syslog($priority !== true ? $priority : LOG_NOTICE, $message);
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}
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// Yes, this is horrible.
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die('<!DOCTYPE html><html><head><title>Error</title>' .
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'<style type="text/css">' .
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'body{text-align:center;font-family:arial, helvetica, sans-serif;font-size:10pt;}' .
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'p{padding:0;margin:20px 0;}' .
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'p.c{font-size:11px;}' .
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'</style></head>' .
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'<body><h2>Error</h2>' . $message . '<hr/>' .
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'<p class="c">This alternative error page is being displayed because the other couldn\'t be found or hasn\'t loaded yet.</p></body></html>');
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}
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function fatal_error_handler() {
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if ($error = error_get_last()) {
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if ($error['type'] == E_ERROR) {
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if (function_exists('error')) {
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error('Caught fatal error: ' . $error['message'] . ' in <strong>' . $error['file'] . '</strong> on line ' . $error['line'], LOG_ERR);
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} else {
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basic_error_function_because_the_other_isnt_loaded_yet('Caught fatal error: ' . $error['message'] . ' in ' . $error['file'] . ' on line ' . $error['line'], LOG_ERR);
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}
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}
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}
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}
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function _syslog($priority, $message) {
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if (isset($_SERVER['REMOTE_ADDR'], $_SERVER['REQUEST_METHOD'], $_SERVER['REQUEST_URI'])) {
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// CGI
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syslog($priority, $message . ' - client: ' . $_SERVER['REMOTE_ADDR'] . ', request: "' . $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . '"');
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} else {
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syslog($priority, $message);
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}
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}
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function create_antibot($board, $thread = null) {
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require_once 'inc/anti-bot.php';
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return _create_antibot($board, $thread);
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}
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function rebuildThemes($action) {
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// List themes
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$query = query("SELECT `theme` FROM `theme_settings` WHERE `name` IS NULL AND `value` IS NULL") or error(db_error());
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while ($theme = $query->fetch()) {
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rebuildTheme($theme['theme'], $action);
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}
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}
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function loadThemeConfig($_theme) {
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global $config;
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if (!file_exists($config['dir']['themes'] . '/' . $_theme . '/info.php'))
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return false;
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// Load theme information into $theme
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include $config['dir']['themes'] . '/' . $_theme . '/info.php';
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return $theme;
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}
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function rebuildTheme($theme, $action) {
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global $config, $_theme;
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$_theme = $theme;
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$theme = loadThemeConfig($_theme);
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if (file_exists($config['dir']['themes'] . '/' . $_theme . '/theme.php')) {
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require_once $config['dir']['themes'] . '/' . $_theme . '/theme.php';
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$theme['build_function']($action, themeSettings($_theme));
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}
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}
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function themeSettings($theme) {
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$query = prepare("SELECT `name`, `value` FROM `theme_settings` WHERE `theme` = :theme AND `name` IS NOT NULL");
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$query->bindValue(':theme', $theme);
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$query->execute() or error(db_error($query));
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$settings = array();
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while ($s = $query->fetch()) {
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$settings[$s['name']] = $s['value'];
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}
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return $settings;
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}
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function sprintf3($str, $vars, $delim = '%') {
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$replaces = array();
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foreach ($vars as $k => $v) {
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$replaces[$delim . $k . $delim] = $v;
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}
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return str_replace(array_keys($replaces),
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array_values($replaces), $str);
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}
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function setupBoard($array) {
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global $board, $config;
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$board = array(
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'uri' => $array['uri'],
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'title' => $array['title'],
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'subtitle' => $array['subtitle']
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);
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// older versions
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$board['name'] = &$board['title'];
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$board['dir'] = sprintf($config['board_path'], $board['uri']);
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$board['url'] = sprintf($config['board_abbreviation'], $board['uri']);
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loadConfig();
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if (!file_exists($board['dir']))
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@mkdir($board['dir'], 0777) or error("Couldn't create " . $board['dir'] . ". Check permissions.", true);
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if (!file_exists($board['dir'] . $config['dir']['img']))
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@mkdir($board['dir'] . $config['dir']['img'], 0777)
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or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
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if (!file_exists($board['dir'] . $config['dir']['thumb']))
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@mkdir($board['dir'] . $config['dir']['thumb'], 0777)
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or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
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if (!file_exists($board['dir'] . $config['dir']['res']))
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@mkdir($board['dir'] . $config['dir']['res'], 0777)
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or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
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}
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function openBoard($uri) {
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global $config;
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if ($config['cache']['enabled'] && ($board = cache::get('board_' . $uri))) {
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setupBoard($board);
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return true;
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}
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$query = prepare("SELECT * FROM `boards` WHERE `uri` = :uri LIMIT 1");
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$query->bindValue(':uri', $uri);
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$query->execute() or error(db_error($query));
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if ($board = $query->fetch()) {
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if ($config['cache']['enabled'])
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cache::set('board_' . $uri, $board);
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setupBoard($board);
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return true;
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} else return false;
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}
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function boardTitle($uri) {
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global $config;
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if ($config['cache']['enabled'] && ($board = cache::get('board_' . $uri))) {
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return $board['title'];
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}
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$query = prepare("SELECT `title` FROM `boards` WHERE `uri` = :uri LIMIT 1");
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$query->bindValue(':uri', $uri);
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$query->execute() or error(db_error($query));
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if ($title = $query->fetch()) {
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return $title['title'];
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} else return false;
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}
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function purge($uri) {
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global $config, $debug;
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if (preg_match($config['referer_match'], $config['root'])) {
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$uri = (str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) == '/' ? '/' : str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) . '/') . $uri;
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} else {
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$uri = $config['root'] . $uri;
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}
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if ($config['debug']) {
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$debug['purge'][] = $uri;
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}
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foreach ($config['purge'] as &$purge) {
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$host = &$purge[0];
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$port = &$purge[1];
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$http_host = isset($purge[2]) ? $purge[2] : $_SERVER['HTTP_HOST'];
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$request = "PURGE {$uri} HTTP/1.1\r\nHost: {$http_host}\r\nUser-Agent: Tinyboard\r\nConnection: Close\r\n\r\n";
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if ($fp = fsockopen($host, $port, $errno, $errstr, $config['purge_timeout'])) {
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fwrite($fp, $request);
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fclose($fp);
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} else {
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// Cannot connect?
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error('Could not PURGE for ' . $host);
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}
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}
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}
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function file_write($path, $data, $simple = false, $skip_purge = false) {
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global $config;
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if (preg_match('/^remote:\/\/(.+)\:(.+)$/', $path, $m)) {
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if (isset($config['remote'][$m[1]])) {
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require_once 'inc/remote.php';
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$remote = new Remote($config['remote'][$m[1]]);
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$remote->write($data, $m[2]);
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return;
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} else {
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error('Invalid remote server: ' . $m[1]);
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}
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}
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if (!$fp = fopen($path, $simple ? 'w' : 'c'))
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error('Unable to open file for writing: ' . $path);
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// File locking
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if (!$simple && !flock($fp, LOCK_EX)) {
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error('Unable to lock file: ' . $path);
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}
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// Truncate file
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if (!$simple && !ftruncate($fp, 0))
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error('Unable to truncate file: ' . $path);
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// Write data
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if (fwrite($fp, $data) === false)
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error('Unable to write to file: ' . $path);
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// Unlock
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if (!$simple)
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flock($fp, LOCK_UN);
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// Close
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if (!fclose($fp))
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error('Unable to close file: ' . $path);
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if (!$skip_purge && isset($config['purge']) && isset($_SERVER['HTTP_HOST'])) {
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// Purge cache
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if (basename($path) == $config['file_index']) {
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// Index file (/index.html); purge "/" as well
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$uri = dirname($path);
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// root
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if ($uri == '.')
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$uri = '';
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else
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$uri .= '/';
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purge($uri);
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}
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purge($path);
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}
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event('write', $path);
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}
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function file_unlink($path) {
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global $config, $debug;
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if ($config['debug']) {
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if (!isset($debug['unlink']))
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$debug['unlink'] = array();
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$debug['unlink'][] = $path;
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}
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$ret = @unlink($path);
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if (isset($config['purge']) && $path[0] != '/' && isset($_SERVER['HTTP_HOST'])) {
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// Purge cache
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if (basename($path) == $config['file_index']) {
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// Index file (/index.html); purge "/" as well
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$uri = dirname($path);
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// root
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if ($uri == '.')
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$uri = '';
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else
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$uri .= '/';
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purge($uri);
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}
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purge($path);
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}
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event('unlink', $path);
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return $ret;
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}
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function hasPermission($action = null, $board = null, $_mod = null) {
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global $config;
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if (isset($_mod))
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$mod = &$_mod;
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else
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global $mod;
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if (!is_array($mod))
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return false;
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if (isset($action) && $mod['type'] < $action)
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return false;
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if (!isset($board) || $config['mod']['skip_per_board'])
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return true;
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if (!isset($mod['boards']))
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return false;
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if (!in_array('*', $mod['boards']) && !in_array($board, $mod['boards']))
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return false;
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return true;
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}
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|
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function listBoards() {
|
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global $config;
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if ($config['cache']['enabled'] && ($boards = cache::get('all_boards')))
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return $boards;
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$query = query("SELECT * FROM `boards` ORDER BY `uri`") or error(db_error());
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$boards = $query->fetchAll();
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if ($config['cache']['enabled'])
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cache::set('all_boards', $boards);
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return $boards;
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}
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function checkFlood($post) {
|
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global $board, $config;
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|
|
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE (`ip` = :ip AND `time` >= :floodtime) OR (`ip` = :ip AND `body` != '' AND `body` = :body AND `time` >= :floodsameiptime) OR (`body` != '' AND `body` = :body AND `time` >= :floodsametime) LIMIT 1", $board['uri']));
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':body', $post['body'], PDO::PARAM_INT);
|
|
$query->bindValue(':floodtime', time()-$config['flood_time'], PDO::PARAM_INT);
|
|
$query->bindValue(':floodsameiptime', time()-$config['flood_time_ip'], PDO::PARAM_INT);
|
|
$query->bindValue(':floodsametime', time()-$config['flood_time_same'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$flood = (bool)$query->fetch();
|
|
|
|
if (event('check-flood', $post))
|
|
return true;
|
|
|
|
return $flood;
|
|
}
|
|
|
|
function until($timestamp) {
|
|
$difference = $timestamp - time();
|
|
if ($difference < 60) {
|
|
return $difference . ' second' . ($difference != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60) {
|
|
return ($num = round($difference/(60))) . ' minute' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24) {
|
|
return ($num = round($difference/(60*60))) . ' hour' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24*7) {
|
|
return ($num = round($difference/(60*60*24))) . ' day' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24*365) {
|
|
return ($num = round($difference/(60*60*24*7))) . ' week' . ($num != 1 ? 's' : '');
|
|
} else {
|
|
return ($num = round($difference/(60*60*24*365))) . ' year' . ($num != 1 ? 's' : '');
|
|
}
|
|
}
|
|
|
|
function ago($timestamp) {
|
|
$difference = time() - $timestamp;
|
|
if ($difference < 60) {
|
|
return $difference . ' second' . ($difference != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60) {
|
|
return ($num = round($difference/(60))) . ' minute' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24) {
|
|
return ($num = round($difference/(60*60))) . ' hour' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24*7) {
|
|
return ($num = round($difference/(60*60*24))) . ' day' . ($num != 1 ? 's' : '');
|
|
} elseif ($difference < 60*60*24*365) {
|
|
return ($num = round($difference/(60*60*24*7))) . ' week' . ($num != 1 ? 's' : '');
|
|
} else {
|
|
return ($num = round($difference/(60*60*24*365))) . ' year' . ($num != 1 ? 's' : '');
|
|
}
|
|
}
|
|
|
|
function displayBan($ban) {
|
|
global $config;
|
|
|
|
$ban['ip'] = $_SERVER['REMOTE_ADDR'];
|
|
|
|
// Show banned page and exit
|
|
die(
|
|
Element('page.html', array(
|
|
'title' => 'Banned!',
|
|
'config' => $config,
|
|
'body' => Element('banned.html', array(
|
|
'config' => $config,
|
|
'ban' => $ban
|
|
)
|
|
))
|
|
));
|
|
}
|
|
|
|
function checkBan($board = 0) {
|
|
global $config;
|
|
|
|
if (!isset($_SERVER['REMOTE_ADDR'])) {
|
|
// Server misconfiguration
|
|
return;
|
|
}
|
|
|
|
if (event('check-ban', $board))
|
|
return true;
|
|
|
|
$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `bans`.`id` FROM `bans` WHERE (`board` IS NULL OR `board` = :board) AND `ip` = :ip ORDER BY `expires` IS NULL DESC, `expires` DESC, `expires` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':board', $board);
|
|
$query->execute() or error(db_error($query));
|
|
if ($query->rowCount() < 1 && $config['ban_range']) {
|
|
$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `bans`.`id` FROM `bans` WHERE (`board` IS NULL OR `board` = :board) AND :ip LIKE REPLACE(REPLACE(`ip`, '%', '!%'), '*', '%') ESCAPE '!' ORDER BY `expires` IS NULL DESC, `expires` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':board', $board);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
if ($query->rowCount() < 1 && $config['ban_cidr'] && !isIPv6()) {
|
|
// my most insane SQL query yet
|
|
$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `bans`.`id` FROM `bans` WHERE (`board` IS NULL OR `board` = :board)
|
|
AND (
|
|
`ip` REGEXP '^(\[0-9]+\.\[0-9]+\.\[0-9]+\.\[0-9]+\)\/(\[0-9]+)$'
|
|
AND
|
|
:ip >= INET_ATON(SUBSTRING_INDEX(`ip`, '/', 1))
|
|
AND
|
|
:ip < INET_ATON(SUBSTRING_INDEX(`ip`, '/', 1)) + POW(2, 32 - SUBSTRING_INDEX(`ip`, '/', -1))
|
|
)
|
|
ORDER BY `expires` IS NULL DESC, `expires` DESC LIMIT 1");
|
|
$query->bindValue(':ip', ip2long($_SERVER['REMOTE_ADDR']));
|
|
$query->bindValue(':board', $board);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
if ($ban = $query->fetch()) {
|
|
if ($ban['expires'] && $ban['expires'] < time()) {
|
|
// Ban expired
|
|
$query = prepare("DELETE FROM `bans` WHERE `id` = :id LIMIT 1");
|
|
$query->bindValue(':id', $ban['id'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return;
|
|
}
|
|
|
|
displayBan($ban);
|
|
}
|
|
}
|
|
|
|
function threadLocked($id) {
|
|
global $board;
|
|
|
|
if (event('check-locked', $id))
|
|
return true;
|
|
|
|
$query = prepare(sprintf("SELECT `locked` FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error());
|
|
|
|
if (!$post = $query->fetch()) {
|
|
// Non-existant, so it can't be locked...
|
|
return false;
|
|
}
|
|
|
|
return (bool)$post['locked'];
|
|
}
|
|
|
|
function threadSageLocked($id) {
|
|
global $board;
|
|
|
|
if (event('check-sage-locked', $id))
|
|
return true;
|
|
|
|
$query = prepare(sprintf("SELECT `sage` FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error());
|
|
|
|
if (!$post = $query->fetch()) {
|
|
// Non-existant, so it can't be locked...
|
|
return false;
|
|
}
|
|
|
|
return (bool) $post['sage'];
|
|
}
|
|
|
|
function threadExists($id) {
|
|
global $board;
|
|
|
|
$query = prepare(sprintf("SELECT 1 FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error());
|
|
|
|
if ($query->rowCount()) {
|
|
return true;
|
|
} else return false;
|
|
}
|
|
|
|
function post(array $post) {
|
|
global $pdo, $board;
|
|
$query = prepare(sprintf("INSERT INTO `posts_%s` VALUES ( NULL, :thread, :subject, :email, :name, :trip, :capcode, :body, :body_nomarkup, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked, 0, :embed)", $board['uri']));
|
|
|
|
// Basic stuff
|
|
if (!empty($post['subject'])) {
|
|
$query->bindValue(':subject', $post['subject']);
|
|
} else {
|
|
$query->bindValue(':subject', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if (!empty($post['email'])) {
|
|
$query->bindValue(':email', $post['email']);
|
|
} else {
|
|
$query->bindValue(':email', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if (!empty($post['trip'])) {
|
|
$query->bindValue(':trip', $post['trip']);
|
|
} else {
|
|
$query->bindValue(':trip', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
$query->bindValue(':name', $post['name']);
|
|
$query->bindValue(':body', $post['body']);
|
|
$query->bindValue(':body_nomarkup', $post['body_nomarkup']);
|
|
$query->bindValue(':time', isset($post['time']) ? $post['time'] : time(), PDO::PARAM_INT);
|
|
$query->bindValue(':password', $post['password']);
|
|
$query->bindValue(':ip', isset($post['ip']) ? $post['ip'] : $_SERVER['REMOTE_ADDR']);
|
|
|
|
if ($post['mod'] && $post['sticky']) {
|
|
$query->bindValue(':sticky', 1, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':sticky', 0, PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['mod'] && $post['locked']) {
|
|
$query->bindValue(':locked', 1, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':locked', 0, PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['mod'] && isset($post['capcode']) && $post['capcode']) {
|
|
$query->bindValue(':capcode', $post['capcode'], PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':capcode', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if (!empty($post['embed'])) {
|
|
$query->bindValue(':embed', $post['embed']);
|
|
} else {
|
|
$query->bindValue(':embed', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if ($post['op']) {
|
|
// No parent thread, image
|
|
$query->bindValue(':thread', null, PDO::PARAM_NULL);
|
|
} else {
|
|
$query->bindValue(':thread', $post['thread'], PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['has_file']) {
|
|
$query->bindValue(':thumb', $post['thumb']);
|
|
$query->bindValue(':thumbwidth', $post['thumbwidth'], PDO::PARAM_INT);
|
|
$query->bindValue(':thumbheight', $post['thumbheight'], PDO::PARAM_INT);
|
|
$query->bindValue(':file', $post['file']);
|
|
|
|
if (isset($post['width'], $post['height'])) {
|
|
$query->bindValue(':width', $post['width'], PDO::PARAM_INT);
|
|
$query->bindValue(':height', $post['height'], PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':width', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':height', null, PDO::PARAM_NULL);
|
|
}
|
|
|
|
$query->bindValue(':filesize', $post['filesize'], PDO::PARAM_INT);
|
|
$query->bindValue(':filename', $post['filename']);
|
|
$query->bindValue(':filehash', $post['filehash']);
|
|
} else {
|
|
$query->bindValue(':thumb', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':thumbwidth', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':thumbheight', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':file', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':width', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':height', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filesize', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filename', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filehash', null, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if (!$query->execute()) {
|
|
undoImage($post);
|
|
error(db_error($query));
|
|
}
|
|
|
|
return $pdo->lastInsertId();
|
|
}
|
|
|
|
function bumpThread($id) {
|
|
global $board;
|
|
|
|
if (event('bump', $id))
|
|
return true;
|
|
|
|
$query = prepare(sprintf("UPDATE `posts_%s` SET `bump` = :time WHERE `id` = :id AND `thread` IS NULL", $board['uri']));
|
|
$query->bindValue(':time', time(), PDO::PARAM_INT);
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
// Remove file from post
|
|
function deleteFile($id, $remove_entirely_if_already=true) {
|
|
global $board, $config;
|
|
|
|
$query = prepare(sprintf("SELECT `thread`,`thumb`,`file` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($query->rowCount() < 1) {
|
|
error($config['error']['invalidpost']);
|
|
}
|
|
|
|
$post = $query->fetch();
|
|
|
|
if ($post['file'] == 'deleted' && !$post['thread'])
|
|
return; // Can't delete OP's image completely.
|
|
|
|
$query = prepare(sprintf("UPDATE `posts_%s` SET `thumb` = NULL, `thumbwidth` = NULL, `thumbheight` = NULL, `filewidth` = NULL, `fileheight` = NULL, `filesize` = NULL, `filename` = NULL, `filehash` = NULL, `file` = :file WHERE `id` = :id", $board['uri']));
|
|
if ($post['file'] == 'deleted' && $remove_entirely_if_already) {
|
|
// Already deleted; remove file fully
|
|
$query->bindValue(':file', null, PDO::PARAM_NULL);
|
|
} else {
|
|
// Delete thumbnail
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
|
|
|
// Delete file
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $post['file']);
|
|
|
|
// Set file to 'deleted'
|
|
$query->bindValue(':file', 'deleted', PDO::PARAM_INT);
|
|
}
|
|
// Update database
|
|
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post['thread'])
|
|
buildThread($post['thread']);
|
|
}
|
|
|
|
// rebuild post (markup)
|
|
function rebuildPost($id) {
|
|
global $board;
|
|
|
|
$query = prepare(sprintf("SELECT `body_nomarkup`, `thread` FROM `posts_%s` WHERE `id` = :id", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if (!$post = $query->fetch())
|
|
return false;
|
|
|
|
if (!$post['body_nomarkup'])
|
|
return false;
|
|
|
|
markup($body = &$post['body_nomarkup']);
|
|
|
|
$query = prepare(sprintf("UPDATE `posts_%s` SET `body` = :body WHERE `id` = :id", $board['uri']));
|
|
$query->bindValue(':body', $body);
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
buildThread($post['thread'] ? $post['thread'] : $id);
|
|
|
|
return true;
|
|
}
|
|
|
|
// Delete a post (reply or thread)
|
|
function deletePost($id, $error_if_doesnt_exist=true, $rebuild_after=true) {
|
|
global $board, $config;
|
|
|
|
// Select post and replies (if thread) in one query
|
|
$query = prepare(sprintf("SELECT `id`,`thread`,`thumb`,`file` FROM `posts_%s` WHERE `id` = :id OR `thread` = :id", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($query->rowCount() < 1) {
|
|
if ($error_if_doesnt_exist)
|
|
error($config['error']['invalidpost']);
|
|
else return false;
|
|
}
|
|
|
|
$ids = array();
|
|
|
|
// Delete posts and maybe replies
|
|
while ($post = $query->fetch()) {
|
|
if (!$post['thread']) {
|
|
// Delete thread HTML page
|
|
file_unlink($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $post['id']));
|
|
} elseif ($query->rowCount() == 1) {
|
|
// Rebuild thread
|
|
$rebuild = &$post['thread'];
|
|
}
|
|
if ($post['thumb']) {
|
|
// Delete thumbnail
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
|
}
|
|
if ($post['file']) {
|
|
// Delete file
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $post['file']);
|
|
}
|
|
|
|
$ids[] = (int)$post['id'];
|
|
|
|
}
|
|
|
|
$query = prepare(sprintf("DELETE FROM `posts_%s` WHERE `id` = :id OR `thread` = :id", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$query = prepare("SELECT `board`, `post` FROM `cites` WHERE `target_board` = :board AND (`target` = " . implode(' OR `target` = ', $ids) . ")");
|
|
$query->bindValue(':board', $board['uri']);
|
|
$query->execute() or error(db_error($query));
|
|
while ($cite = $query->fetch()) {
|
|
if ($board['uri'] != $cite['board']) {
|
|
if (!isset($tmp_board))
|
|
$tmp_board = $board['uri'];
|
|
openBoard($cite['board']);
|
|
}
|
|
rebuildPost($cite['post']);
|
|
}
|
|
|
|
if (isset($tmp_board))
|
|
openBoard($tmp_board);
|
|
|
|
$query = prepare("DELETE FROM `cites` WHERE (`target_board` = :board AND `target` = :id) OR (`board` = :board AND `post` = :id)");
|
|
$query->bindValue(':board', $board['uri']);
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if (isset($rebuild) && $rebuild_after) {
|
|
buildThread($rebuild);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function clean() {
|
|
global $board, $config;
|
|
$offset = round($config['max_pages']*$config['threads_per_page']);
|
|
|
|
// I too wish there was an easier way of doing this...
|
|
$query = prepare(sprintf("SELECT `id` FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT :offset, 9001", $board['uri']));
|
|
$query->bindValue(':offset', $offset, PDO::PARAM_INT);
|
|
|
|
$query->execute() or error(db_error($query));
|
|
while ($post = $query->fetch()) {
|
|
deletePost($post['id']);
|
|
}
|
|
}
|
|
|
|
function index($page, $mod=false) {
|
|
global $board, $config, $debug;
|
|
|
|
$body = '';
|
|
$offset = round($page*$config['threads_per_page']-$config['threads_per_page']);
|
|
|
|
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT :offset,:threads_per_page", $board['uri']));
|
|
$query->bindValue(':offset', $offset, PDO::PARAM_INT);
|
|
$query->bindValue(':threads_per_page', $config['threads_per_page'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($query->rowcount() < 1 && $page > 1)
|
|
return false;
|
|
while ($th = $query->fetch()) {
|
|
if (!$mod && $config['cache']['enabled']) {
|
|
if ($built = cache::get("thread_index_{$board['uri']}_{$th['id']}")) {
|
|
$body .= $built;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$thread = new Thread(
|
|
$th['id'], $th['subject'], $th['email'], $th['name'], $th['trip'], $th['capcode'], $th['body'], $th['time'], $th['thumb'],
|
|
$th['thumbwidth'], $th['thumbheight'], $th['file'], $th['filewidth'], $th['fileheight'], $th['filesize'], $th['filename'], $th['ip'],
|
|
$th['sticky'], $th['locked'], $th['sage'], $th['embed'], $mod ? '?/' : $config['root'], $mod
|
|
);
|
|
|
|
$posts = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` = :id ORDER BY `id` DESC LIMIT :limit", $board['uri']));
|
|
$posts->bindValue(':id', $th['id']);
|
|
$posts->bindValue(':limit', ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']), PDO::PARAM_INT);
|
|
$posts->execute() or error(db_error($posts));
|
|
|
|
$num_images = 0;
|
|
while ($po = $posts->fetch()) {
|
|
if ($po['file'])
|
|
$num_images++;
|
|
|
|
$thread->add(new Post(
|
|
$po['id'], $th['id'], $po['subject'], $po['email'], $po['name'], $po['trip'], $po['capcode'], $po['body'], $po['time'],
|
|
$po['thumb'], $po['thumbwidth'], $po['thumbheight'], $po['file'], $po['filewidth'], $po['fileheight'], $po['filesize'],
|
|
$po['filename'], $po['ip'], $po['embed'], $mod ? '?/' : $config['root'], $mod)
|
|
);
|
|
}
|
|
|
|
if ($posts->rowCount() == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
|
|
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
|
|
$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
|
|
$count->execute() or error(db_error($count));
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted = $c['num'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted_images = $c['num'] - $num_images;
|
|
}
|
|
|
|
$thread->posts = array_reverse($thread->posts);
|
|
|
|
$body .= $thread->build(true);
|
|
}
|
|
|
|
return array(
|
|
'board'=>$board,
|
|
'body'=>$body,
|
|
'post_url' => $config['post_url'],
|
|
'config' => $config,
|
|
'boardlist' => createBoardlist($mod)
|
|
);
|
|
}
|
|
|
|
function getPageButtons($pages, $mod=false) {
|
|
global $config, $board;
|
|
|
|
$btn = array();
|
|
$root = ($mod ? '?/' : $config['root']) . $board['dir'];
|
|
|
|
foreach ($pages as $num => $page) {
|
|
if (isset($page['selected'])) {
|
|
// Previous button
|
|
if ($num == 0) {
|
|
// There is no previous page.
|
|
$btn['prev'] = _('Previous');
|
|
} else {
|
|
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') .
|
|
($num == 1 ?
|
|
$config['file_index']
|
|
:
|
|
sprintf($config['file_page'], $num)
|
|
);
|
|
|
|
$btn['prev'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
|
($mod ?
|
|
'<input type="hidden" name="status" value="301" />' .
|
|
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
|
:'') .
|
|
'<input type="submit" value="' . _('Previous') . '" /></form>';
|
|
}
|
|
|
|
if ($num == count($pages) - 1) {
|
|
// There is no next page.
|
|
$btn['next'] = _('Next');
|
|
} else {
|
|
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') . sprintf($config['file_page'], $num + 2);
|
|
|
|
$btn['next'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
|
($mod ?
|
|
'<input type="hidden" name="status" value="301" />' .
|
|
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
|
:'') .
|
|
'<input type="submit" value="' . _('Next') . '" /></form>';
|
|
}
|
|
}
|
|
}
|
|
|
|
return $btn;
|
|
}
|
|
|
|
function getPages($mod=false) {
|
|
global $board, $config;
|
|
|
|
// Count threads
|
|
$query = query(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` IS NULL", $board['uri'])) or error(db_error());
|
|
|
|
$count = current($query->fetch());
|
|
$count = floor(($config['threads_per_page'] + $count - 1) / $config['threads_per_page']);
|
|
|
|
if ($count < 1) $count = 1;
|
|
|
|
$pages = array();
|
|
for ($x=0;$x<$count && $x<$config['max_pages'];$x++) {
|
|
$pages[] = array(
|
|
'num' => $x+1,
|
|
'link' => $x==0 ? ($mod ? '?/' : $config['root']) . $board['dir'] . $config['file_index'] : ($mod ? '?/' : $config['root']) . $board['dir'] . sprintf($config['file_page'], $x+1)
|
|
);
|
|
}
|
|
|
|
return $pages;
|
|
}
|
|
|
|
function makerobot($body) {
|
|
global $config;
|
|
$body = strtolower($body);
|
|
|
|
// Leave only letters
|
|
$body = preg_replace('/[^a-z]/i', '', $body);
|
|
// Remove repeating characters
|
|
if ($config['robot_strip_repeating'])
|
|
$body = preg_replace('/(.)\\1+/', '$1', $body);
|
|
|
|
return sha1($body);
|
|
}
|
|
|
|
function checkRobot($body) {
|
|
if (empty($body))
|
|
return true;
|
|
|
|
if (event('check-robot', $body))
|
|
return true;
|
|
|
|
$body = makerobot($body);
|
|
$query = prepare("SELECT 1 FROM `robot` WHERE `hash` = :hash LIMIT 1");
|
|
$query->bindValue(':hash', $body);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($query->fetch()) {
|
|
return true;
|
|
} else {
|
|
// Insert new hash
|
|
|
|
$query = prepare("INSERT INTO `robot` VALUES (:hash)");
|
|
$query->bindValue(':hash', $body);
|
|
$query->execute() or error(db_error($query));
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function numPosts($id) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT COUNT(*) as `count` FROM `posts_%s` WHERE `thread` = :thread", $board['uri']));
|
|
$query->bindValue(':thread', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$result = $query->fetch();
|
|
return $result['count'];
|
|
}
|
|
|
|
function muteTime() {
|
|
global $config;
|
|
|
|
if ($time = event('mute-time'))
|
|
return $time;
|
|
|
|
// Find number of mutes in the past X hours
|
|
$query = prepare("SELECT COUNT(*) as `count` FROM `mutes` WHERE `time` >= :time AND `ip` = :ip");
|
|
$query->bindValue(':time', time()-($config['robot_mute_hour']*3600), PDO::PARAM_INT);
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$result = $query->fetch();
|
|
if ($result['count'] == 0) return 0;
|
|
return pow($config['robot_mute_multiplier'], $result['count']);
|
|
}
|
|
|
|
function mute() {
|
|
// Insert mute
|
|
$query = prepare("INSERT INTO `mutes` VALUES (:ip, :time)");
|
|
$query->bindValue(':time', time(), PDO::PARAM_INT);
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return muteTime();
|
|
}
|
|
|
|
function checkMute() {
|
|
global $config, $debug;
|
|
|
|
if ($config['cache']['enabled']) {
|
|
// Cached mute?
|
|
if (($mute = cache::get("mute_${_SERVER['REMOTE_ADDR']}")) && ($mutetime = cache::get("mutetime_${_SERVER['REMOTE_ADDR']}"))) {
|
|
error(sprintf($config['error']['youaremuted'], $mute['time'] + $mutetime - time()));
|
|
}
|
|
}
|
|
|
|
$mutetime = muteTime();
|
|
if ($mutetime > 0) {
|
|
// Find last mute time
|
|
$query = prepare("SELECT `time` FROM `mutes` WHERE `ip` = :ip ORDER BY `time` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if (!$mute = $query->fetch()) {
|
|
// What!? He's muted but he's not muted...
|
|
return;
|
|
}
|
|
|
|
if ($mute['time'] + $mutetime > time()) {
|
|
if ($config['cache']['enabled']) {
|
|
cache::set("mute_${_SERVER['REMOTE_ADDR']}", $mute, $mute['time'] + $mutetime - time());
|
|
cache::set("mutetime_${_SERVER['REMOTE_ADDR']}", $mutetime, $mute['time'] + $mutetime - time());
|
|
}
|
|
// Not expired yet
|
|
error(sprintf($config['error']['youaremuted'], $mute['time'] + $mutetime - time()));
|
|
} else {
|
|
// Already expired
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function buildIndex() {
|
|
global $board, $config;
|
|
|
|
$pages = getPages();
|
|
|
|
$page = 1;
|
|
while ($page <= $config['max_pages'] && $content = index($page)) {
|
|
$filename = $board['dir'] . ($page==1 ? $config['file_index'] : sprintf($config['file_page'], $page));
|
|
if (file_exists($filename)) $md5 = md5_file($filename);
|
|
|
|
$content['pages'] = $pages;
|
|
$content['pages'][$page-1]['selected'] = true;
|
|
$content['btn'] = getPageButtons($content['pages']);
|
|
$content['antibot'] = create_antibot($board['uri']);
|
|
file_write($filename, Element('index.html', $content));
|
|
|
|
if (isset($md5) && $md5 == md5_file($filename)) {
|
|
break;
|
|
}
|
|
$page++;
|
|
}
|
|
if ($page < $config['max_pages']) {
|
|
for (;$page<=$config['max_pages'];$page++) {
|
|
$filename = $board['dir'] . ($page==1 ? $config['file_index'] : sprintf($config['file_page'], $page));
|
|
file_unlink($filename);
|
|
}
|
|
}
|
|
}
|
|
|
|
function buildJavascript() {
|
|
global $config;
|
|
|
|
$stylesheets = array();
|
|
foreach ($config['stylesheets'] as $name => $uri) {
|
|
$stylesheets[] = array(
|
|
'name' => addslashes($name),
|
|
'uri' => addslashes((!empty($uri) ? $config['uri_stylesheets'] : '') . $uri));
|
|
}
|
|
|
|
$script = Element('main.js', array(
|
|
'config' => $config,
|
|
'stylesheets' => $stylesheets
|
|
));
|
|
if ($config['additional_javascript_compile']) {
|
|
foreach ($config['additional_javascript'] as $file) {
|
|
$script .= file_get_contents($file);
|
|
}
|
|
}
|
|
|
|
if ($config['minify_js']) {
|
|
require_once 'inc/lib/minify/JSMin.php';
|
|
$script = JSMin::minify($script);
|
|
}
|
|
|
|
file_write($config['file_script'], $script);
|
|
}
|
|
|
|
function checkDNSBL() {
|
|
global $config;
|
|
|
|
|
|
if (isIPv6())
|
|
return; // No IPv6 support yet.
|
|
|
|
if (!isset($_SERVER['REMOTE_ADDR']))
|
|
return; // Fix your web server configuration
|
|
|
|
if (in_array($_SERVER['REMOTE_ADDR'], $config['dnsbl_exceptions']))
|
|
return;
|
|
|
|
$ipaddr = ReverseIPOctets($_SERVER['REMOTE_ADDR']);
|
|
|
|
foreach ($config['dnsbl'] as $blacklist) {
|
|
if (!is_array($blacklist))
|
|
$blacklist = array($blacklist);
|
|
|
|
if (($lookup = str_replace('%', $ipaddr, $blacklist[0])) == $blacklist[0])
|
|
$lookup = $ipaddr . '.' . $blacklist[0];
|
|
|
|
if (!$ip = DNS($lookup))
|
|
continue; // not in list
|
|
|
|
$blacklist_name = isset($blacklist[2]) ? $blacklist[2] : $blacklist[0];
|
|
|
|
if (!isset($blacklist[1])) {
|
|
// If you're listed at all, you're blocked.
|
|
error(sprintf($config['error']['dnsbl'], $blacklist_name));
|
|
} elseif (is_array($blacklist[1])) {
|
|
foreach ($blacklist[1] as $octet) {
|
|
if ($ip == $octet || $ip == '127.0.0.' . $octet)
|
|
error(sprintf($config['error']['dnsbl'], $blacklist_name));
|
|
}
|
|
} elseif (is_callable($blacklist[1])) {
|
|
if ($blacklist[1]($ip))
|
|
error(sprintf($config['error']['dnsbl'], $blacklist_name));
|
|
} else {
|
|
if ($ip == $blacklist[1] || $ip == '127.0.0.' . $blacklist[1])
|
|
error(sprintf($config['error']['dnsbl'], $blacklist_name));
|
|
}
|
|
}
|
|
}
|
|
|
|
function isIPv6() {
|
|
return strstr($_SERVER['REMOTE_ADDR'], ':') !== false;
|
|
}
|
|
|
|
function ReverseIPOctets($ip) {
|
|
return implode('.', array_reverse(explode('.', $ip)));
|
|
}
|
|
|
|
function wordfilters(&$body) {
|
|
global $config;
|
|
|
|
foreach ($config['wordfilters'] as $filter) {
|
|
if (isset($filter[2]) && $filter[2]) {
|
|
$body = preg_replace($filter[0], $filter[1], $body);
|
|
} else {
|
|
$body = str_ireplace($filter[0], $filter[1], $body);
|
|
}
|
|
}
|
|
}
|
|
|
|
function quote($body, $quote=true) {
|
|
global $config;
|
|
|
|
$body = str_replace('<br/>', "\n", $body);
|
|
|
|
$body = strip_tags($body);
|
|
|
|
$body = preg_replace("/(^|\n)/", '$1>', $body);
|
|
|
|
$body .= "\n";
|
|
|
|
if ($config['minify_html'])
|
|
$body = str_replace("\n", '
', $body);
|
|
|
|
return $body;
|
|
}
|
|
|
|
function markup_url($matches) {
|
|
global $markup_urls;
|
|
|
|
$url = $matches[1];
|
|
$after = $matches[2];
|
|
|
|
$markup_urls[] = $url;
|
|
|
|
return '<a target="_blank" rel="nofollow" href="' . $url . '">' . $url . '</a>' . $after;
|
|
}
|
|
|
|
function unicodify($body) {
|
|
$body = str_replace('...', '…', $body);
|
|
$body = str_replace('<--', '←', $body);
|
|
$body = str_replace('-->', '→', $body);
|
|
|
|
// En and em- dashes are rendered exactly the same in
|
|
// most monospace fonts (they look the same in code
|
|
// editors).
|
|
$body = str_replace('---', '–', $body); // em dash
|
|
$body = str_replace('--', '—', $body); // en dash
|
|
|
|
return $body;
|
|
}
|
|
|
|
function markup(&$body, $track_cites = false) {
|
|
global $board, $config, $markup_urls;
|
|
|
|
$body = str_replace("\r", '', $body);
|
|
$body = utf8tohtml($body);
|
|
|
|
foreach ($config['markup'] as $markup) {
|
|
if (is_string($markup[1])) {
|
|
$body = preg_replace($markup[0], $markup[1], $body);
|
|
} elseif (is_callable($markup[1])) {
|
|
$body = preg_replace_callback($markup[0], $markup[1], $body);
|
|
}
|
|
}
|
|
|
|
if ($config['markup_urls']) {
|
|
$markup_urls = array();
|
|
|
|
$body = preg_replace_callback(
|
|
'/((?:https?:\/\/|ftp:\/\/|irc:\/\/)[^\s<>()"]+?(?:\([^\s<>()"]*?\)[^\s<>()"]*?)*)((?:\s|<|>|"|\.||\]|!|\?|,|,|")*(?:[\s<>()"]|$))/',
|
|
'markup_url',
|
|
$body,
|
|
-1,
|
|
$num_links);
|
|
|
|
if ($num_links > $config['max_links'])
|
|
error($config['error']['toomanylinks']);
|
|
}
|
|
|
|
if ($config['auto_unicode']) {
|
|
$body = unicodify($body);
|
|
|
|
foreach ($markup_urls as &$url) {
|
|
$body = str_replace(unicodify($url), $url, $body);
|
|
}
|
|
}
|
|
|
|
// replace tabs with 8 spaces
|
|
$body = str_replace("\t", ' ', $body);
|
|
|
|
$tracked_cites = array();
|
|
|
|
// Cites
|
|
if (isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.)?]|$)/m', $body, $cites)) {
|
|
if (count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycites']);
|
|
}
|
|
|
|
for ($index=0;$index<count($cites[0]);$index++) {
|
|
$cite = $cites[2][$index];
|
|
$query = prepare(sprintf("SELECT `thread`,`id` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $cite);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post = $query->fetch()) {
|
|
$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
|
|
$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
|
|
'>>' . $cite .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[3][$index], $body);
|
|
|
|
if ($track_cites && $config['track_cites'])
|
|
$tracked_cites[] = array($board['uri'], $post['id']);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Cross-board linking
|
|
if (preg_match_all('/(^|\s)>>>\/(\w+?)\/(\d+)?([\s,.)?]|$)/m', $body, $cites)) {
|
|
if (count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycross']);
|
|
}
|
|
|
|
for ($index=0;$index<count($cites[0]);$index++) {
|
|
$_board = $cites[2][$index];
|
|
$cite = @$cites[3][$index];
|
|
|
|
// Temporarily store board information because it will be overwritten
|
|
$tmp_board = $board['uri'];
|
|
|
|
// Check if the board exists, and load settings
|
|
if (openBoard($_board)) {
|
|
if ($cite) {
|
|
$query = prepare(sprintf("SELECT `thread`,`id` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $cite);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post = $query->fetch()) {
|
|
$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
|
|
$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
|
|
'>>>/' . $_board . '/' . $cite .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[4][$index], $body);
|
|
|
|
if ($track_cites && $config['track_cites'])
|
|
$tracked_cites[] = array($board['uri'], $post['id']);
|
|
}
|
|
} else {
|
|
$replacement = '<a href="' .
|
|
$config['root'] . $board['dir'] . $config['file_index'] . '">' .
|
|
'>>>/' . $_board . '/' .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[4][$index], $body);
|
|
}
|
|
}
|
|
|
|
// Restore main board settings
|
|
openBoard($tmp_board);
|
|
}
|
|
}
|
|
|
|
$body = preg_replace("/^\s*>.*$/m", '<span class="quote">$0</span>', $body);
|
|
|
|
if ($config['strip_superfluous_returns'])
|
|
$body = preg_replace('/\s+$/', '', $body);
|
|
|
|
$body = preg_replace("/\n/", '<br/>', $body);
|
|
|
|
return $tracked_cites;
|
|
}
|
|
|
|
function utf8tohtml($utf8) {
|
|
return mb_encode_numericentity(htmlspecialchars($utf8, ENT_NOQUOTES, 'UTF-8'), array(0x80, 0xffff, 0, 0xffff), 'UTF-8');
|
|
}
|
|
|
|
function buildThread($id, $return=false, $mod=false) {
|
|
global $board, $config;
|
|
$id = round($id);
|
|
|
|
if (event('build-thread', $id))
|
|
return;
|
|
|
|
if ($config['cache']['enabled'] && !$mod) {
|
|
// Clear cache
|
|
cache::delete("thread_index_{$board['uri']}_{$id}");
|
|
cache::delete("thread_{$board['uri']}_{$id}");
|
|
}
|
|
|
|
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`id`", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
while ($post = $query->fetch()) {
|
|
if (!isset($thread)) {
|
|
$thread = new Thread(
|
|
$post['id'], $post['subject'], $post['email'], $post['name'], $post['trip'], $post['capcode'], $post['body'], $post['time'],
|
|
$post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'],
|
|
$post['filename'], $post['ip'], $post['sticky'], $post['locked'], $post['sage'], $post['embed'], $mod ? '?/' : $config['root'], $mod
|
|
);
|
|
} else {
|
|
$thread->add(new Post(
|
|
$post['id'], $thread->id, $post['subject'], $post['email'], $post['name'], $post['trip'], $post['capcode'], $post['body'],
|
|
$post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'],
|
|
$post['filesize'], $post['filename'], $post['ip'], $post['embed'], $mod ? '?/' : $config['root'], $mod)
|
|
);
|
|
}
|
|
}
|
|
|
|
// Check if any posts were found
|
|
if (!isset($thread))
|
|
error($config['error']['nonexistant']);
|
|
|
|
$body = Element('thread.html', array(
|
|
'board'=>$board,
|
|
'body'=>$thread->build(),
|
|
'config' => $config,
|
|
'id' => $id,
|
|
'mod' => $mod,
|
|
'antibot' => $mod ? false : create_antibot($board['uri'], $id),
|
|
'boardlist' => createBoardlist($mod),
|
|
'return' => ($mod ? '?' . $board['url'] . $config['file_index'] : $config['root'] . $board['uri'] . '/' . $config['file_index'])
|
|
));
|
|
|
|
if ($return)
|
|
return $body;
|
|
else
|
|
file_write($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $id), $body);
|
|
}
|
|
|
|
function rrmdir($dir) {
|
|
if (is_dir($dir)) {
|
|
$objects = scandir($dir);
|
|
foreach ($objects as $object) {
|
|
if ($object != "." && $object != "..") {
|
|
if (filetype($dir."/".$object) == "dir")
|
|
rrmdir($dir."/".$object);
|
|
else
|
|
file_unlink($dir."/".$object);
|
|
}
|
|
}
|
|
reset($objects);
|
|
rmdir($dir);
|
|
}
|
|
}
|
|
|
|
function poster_id($ip, $thread) {
|
|
global $config;
|
|
|
|
if ($id = event('poster-id', $ip, $thread))
|
|
return $id;
|
|
|
|
// Confusing, hard to brute-force, but simple algorithm
|
|
return substr(sha1(sha1($ip . $config['secure_trip_salt'] . $thread) . $config['secure_trip_salt']), 0, $config['poster_id_length']);
|
|
}
|
|
|
|
function generate_tripcode($name) {
|
|
global $config;
|
|
|
|
if ($trip = event('tripcode', $name))
|
|
return $trip;
|
|
|
|
if (!preg_match('/^([^#]+)?(##|#)(.+)$/', $name, $match))
|
|
return array($name);
|
|
|
|
$name = $match[1];
|
|
$secure = $match[2] == '##';
|
|
$trip = $match[3];
|
|
|
|
// convert to SHIT_JIS encoding
|
|
$trip = mb_convert_encoding($trip, 'Shift_JIS', 'UTF-8');
|
|
|
|
// generate salt
|
|
$salt = substr($trip . 'H..', 1, 2);
|
|
$salt = preg_replace('/[^\.-z]/', '.', $salt);
|
|
$salt = strtr($salt, ':;<=>?@[\]^_`', 'ABCDEFGabcdef');
|
|
|
|
if ($secure) {
|
|
if (isset($config['custom_tripcode']["##{$trip}"]))
|
|
$trip = $config['custom_tripcode']["##{$trip}"];
|
|
else
|
|
$trip = '!!' . substr(crypt($trip, $config['secure_trip_salt']), -10);
|
|
} else {
|
|
if (isset($config['custom_tripcode']["#{$trip}"]))
|
|
$trip = $config['custom_tripcode']["#{$trip}"];
|
|
else
|
|
$trip = '!' . substr(crypt($trip, $salt), -10);
|
|
}
|
|
|
|
return array($name, $trip);
|
|
}
|
|
|
|
// Highest common factor
|
|
function hcf($a, $b){
|
|
$gcd = 1;
|
|
if ($a>$b) {
|
|
$a = $a+$b;
|
|
$b = $a-$b;
|
|
$a = $a-$b;
|
|
}
|
|
if ($b==(round($b/$a))*$a)
|
|
$gcd=$a;
|
|
else {
|
|
for ($i=round($a/2);$i;$i--) {
|
|
if ($a == round($a/$i)*$i && $b == round($b/$i)*$i) {
|
|
$gcd = $i;
|
|
$i = false;
|
|
}
|
|
}
|
|
}
|
|
return $gcd;
|
|
}
|
|
|
|
function fraction($numerator, $denominator, $sep) {
|
|
$gcf = hcf($numerator, $denominator);
|
|
$numerator = $numerator / $gcf;
|
|
$denominator = $denominator / $gcf;
|
|
|
|
return "{$numerator}{$sep}{$denominator}";
|
|
}
|
|
|
|
|
|
|
|
function getPostByHash($hash) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT `id`,`thread` FROM `posts_%s` WHERE `filehash` = :hash", $board['uri']));
|
|
$query->bindValue(':hash', $hash, PDO::PARAM_STR);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post = $query->fetch()) {
|
|
return $post;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function undoImage(array $post) {
|
|
if (!$post['has_file'])
|
|
return;
|
|
|
|
if (isset($post['file']))
|
|
file_unlink($post['file']);
|
|
if (isset($post['thumb']))
|
|
file_unlink($post['thumb']);
|
|
}
|
|
|
|
function rDNS($ip_addr) {
|
|
global $config;
|
|
|
|
if ($config['cache']['enabled'] && ($host = cache::get('rdns_' . $ip_addr))) {
|
|
return $host;
|
|
}
|
|
|
|
if (!$config['dns_system']) {
|
|
$host = gethostbyaddr($ip_addr);
|
|
} else {
|
|
$resp = shell_exec('host -W 1 ' . $ip_addr);
|
|
if (preg_match('/domain name pointer ([^\s]+)$/', $resp, $m))
|
|
$host = $m[1];
|
|
else
|
|
$host = $ip_addr;
|
|
}
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set('rdns_' . $ip_addr, $host, 3600);
|
|
|
|
return $host;
|
|
}
|
|
|
|
function DNS($host) {
|
|
global $config;
|
|
|
|
if ($config['cache']['enabled'] && ($ip_addr = cache::get('dns_' . $host))) {
|
|
return $ip_addr;
|
|
}
|
|
|
|
if (!$config['dns_system']) {
|
|
$ip_addr = gethostbyname($host);
|
|
if ($ip_addr == $host)
|
|
$ip_addr = false;
|
|
} else {
|
|
$resp = shell_exec('host -W 1 ' . $host);
|
|
if (preg_match('/has address ([^\s]+)$/', $resp, $m))
|
|
$ip_addr = $m[1];
|
|
else
|
|
$ip_addr = false;
|
|
}
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set('dns_' . $host, $ip_addr, 3600);
|
|
|
|
return $ip_addr;
|
|
}
|
|
|