mirror of
https://github.com/vichan-devel/vichan.git
synced 2024-11-24 07:30:10 +01:00
2861 lines
82 KiB
PHP
Executable File
2861 lines
82 KiB
PHP
Executable File
<?php
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/*
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* Copyright (c) 2010-2014 Tinyboard Development Group
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*/
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if (realpath($_SERVER['SCRIPT_FILENAME']) == str_replace('\\', '/', __FILE__)) {
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// You cannot request this file directly.
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exit;
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}
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define('TINYBOARD', null);
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$microtime_start = microtime(true);
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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/api.php';
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require_once 'inc/mod/auth.php';
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require_once 'inc/lock.php';
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require_once 'inc/queue.php';
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require_once 'inc/polyfill.php';
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@include_once 'inc/lib/parsedown/Parsedown.php'; // fail silently, this isn't a critical piece of code
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if (!extension_loaded('gettext')) {
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require_once 'inc/lib/gettext/gettext.inc';
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}
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// the user is not currently logged in as a moderator
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$mod = false;
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register_shutdown_function('fatal_error_handler');
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mb_internal_encoding('UTF-8');
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loadConfig();
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function init_locale($locale, $error='error') {
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if (extension_loaded('gettext')) {
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if (setlocale(LC_ALL, $locale) === false) {
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//$error('The specified locale (' . $locale . ') does not exist on your platform!');
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}
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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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if (_setlocale(LC_ALL, $locale) === false) {
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$error('The specified locale (' . $locale . ') does not exist on your platform!');
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}
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_bindtextdomain('tinyboard', './inc/locale');
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_bind_textdomain_codeset('tinyboard', 'UTF-8');
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_textdomain('tinyboard');
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}
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}
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$current_locale = 'en';
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function loadConfig() {
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global $board, $config, $__ip, $debug, $__version, $microtime_start, $current_locale, $events;
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$error = function_exists('error') ? 'error' : 'basic_error_function_because_the_other_isnt_loaded_yet';
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$boardsuffix = isset($board['uri']) ? $board['uri'] : '';
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if (!isset($_SERVER['REMOTE_ADDR']))
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$_SERVER['REMOTE_ADDR'] = '0.0.0.0';
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if (file_exists('tmp/cache/cache_config.php')) {
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require_once('tmp/cache/cache_config.php');
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}
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if (isset($config['cache_config']) &&
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$config['cache_config'] &&
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$config = Cache::get('config_' . $boardsuffix ) ) {
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$events = Cache::get('events_' . $boardsuffix );
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define_groups();
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if (file_exists('inc/instance-functions.php')) {
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require_once('inc/instance-functions.php');
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}
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if ($config['locale'] != $current_locale) {
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$current_locale = $config['locale'];
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init_locale($config['locale'], $error);
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}
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}
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else {
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$config = array();
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reset_events();
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$arrays = array(
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'db',
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'api',
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'cache',
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'lock',
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'queue',
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'cookies',
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'error',
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'dir',
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'mod',
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'spam',
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'filters',
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'wordfilters',
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'custom_capcode',
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'custom_tripcode',
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'dnsbl',
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'dnsbl_exceptions',
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'remote',
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'allowed_ext',
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'allowed_ext_files',
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'file_icons',
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'footer',
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'stylesheets',
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'additional_javascript',
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'markup',
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'custom_pages',
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'dashboard_links'
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);
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foreach ($arrays as $key) {
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$config[$key] = array();
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}
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if (!file_exists('inc/instance-config.php'))
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$error('Tinyboard is not configured! Create inc/instance-config.php.');
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// Initialize locale as early as possible
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// Those calls are expensive. Unfortunately, our cache system is not initialized at this point.
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// So, we may store the locale in a tmp/ filesystem.
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if (file_exists($fn = 'tmp/cache/locale_' . $boardsuffix ) ) {
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$config['locale'] = @file_get_contents($fn);
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}
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else {
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$config['locale'] = 'en';
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$configstr = file_get_contents('inc/instance-config.php');
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if (isset($board['dir']) && file_exists($board['dir'] . '/config.php')) {
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$configstr .= file_get_contents($board['dir'] . '/config.php');
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}
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$matches = array();
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preg_match_all('/[^\/#*]\$config\s*\[\s*[\'"]locale[\'"]\s*\]\s*=\s*([\'"])(.*?)\1/', $configstr, $matches);
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if ($matches && isset ($matches[2]) && $matches[2]) {
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$matches = $matches[2];
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$config['locale'] = $matches[count($matches)-1];
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}
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@file_put_contents($fn, $config['locale']);
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}
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if ($config['locale'] != $current_locale) {
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$current_locale = $config['locale'];
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init_locale($config['locale'], $error);
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}
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require 'inc/config.php';
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require 'inc/instance-config.php';
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if (isset($board['dir']) && file_exists($board['dir'] . '/config.php')) {
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require $board['dir'] . '/config.php';
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}
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if ($config['locale'] != $current_locale) {
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$current_locale = $config['locale'];
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init_locale($config['locale'], $error);
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}
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if (!isset($config['global_message']))
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$config['global_message'] = false;
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if (!isset($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('@^https?://@', $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', $config['board_regex'], preg_quote($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', $config['board_regex'], preg_quote($config['board_path'], '/')) .
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preg_quote($config['dir']['res'], '/') .
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'(' .
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str_replace('%d', '\d+', preg_quote($config['file_page'], '/')) . '|' .
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str_replace('%d', '\d+', preg_quote($config['file_page50'], '/')) . '|' .
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str_replace(array('%d', '%s'), array('\d+', '[a-z0-9-]+'), preg_quote($config['file_page_slug'], '/')) . '|' .
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str_replace(array('%d', '%s'), array('\d+', '[a-z0-9-]+'), preg_quote($config['file_page50_slug'], '/')) .
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')' .
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'|' .
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preg_quote($config['file_mod'], '/') . '\?\/.+' .
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')([#?](.+)?)?$/ui';
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} else {
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// CLI mode
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$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_blank']))
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$config['image_blank'] = $config['dir']['static'] . 'blank.gif';
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if (!isset($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['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'] = $config['root'];
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if (!isset($config['uri_flags']))
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$config['uri_flags'] = $config['root'] . 'static/flags/%s.png';
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if (!isset($config['user_flag']))
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$config['user_flag'] = false;
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if (!isset($config['user_flags']))
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$config['user_flags'] = array();
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if (!isset($__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['allow_roll'])
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event_handler('post', 'diceRoller');
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if (in_array('webm', $config['allowed_ext_files']) ||
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in_array('mp4', $config['allowed_ext_files']))
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event_handler('post', 'postHandler');
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}
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// Effectful config processing below:
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date_default_timezone_set($config['timezone']);
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if ($config['root_file']) {
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chdir($config['root_file']);
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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'] = $m[2];
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if ($config['verbose_errors']) {
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set_error_handler('verbose_error_handler');
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error_reporting($config['deprecation_errors'] ? E_ALL : E_ALL & ~E_DEPRECATED);
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ini_set('display_errors', true);
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ini_set('html_errors', false);
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} else {
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ini_set('display_errors', false);
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}
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if ($config['syslog'])
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openlog('tinyboard', LOG_ODELAY, LOG_SYSLOG); // open a connection to sysem logger
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if ($config['cache']['enabled'])
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require_once 'inc/cache.php';
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if (in_array('webm', $config['allowed_ext_files']) ||
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in_array('mp4', $config['allowed_ext_files']))
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require_once 'inc/lib/webm/posthandler.php';
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event('load-config');
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if ($config['cache_config'] && !isset ($config['cache_config_loaded'])) {
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file_put_contents('tmp/cache/cache_config.php', '<?php '.
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'$config = array();'.
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'$config[\'cache\'] = '.var_export($config['cache'], true).';'.
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'$config[\'cache_config\'] = true;'.
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'$config[\'debug\'] = '.var_export($config['debug'], true).';'.
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'require_once(\'inc/cache.php\');'
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);
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$config['cache_config_loaded'] = true;
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Cache::set('config_'.$boardsuffix, $config);
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Cache::set('events_'.$boardsuffix, $events);
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}
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if (is_array($config['anonymous']))
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$config['anonymous'] = $config['anonymous'][array_rand($config['anonymous'])];
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if ($config['debug']) {
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if (!isset($debug)) {
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$debug = array(
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'sql' => array(),
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'exec' => array(),
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'purge' => array(),
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'cached' => array(),
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'write' => array(),
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'time' => array(
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'db_queries' => 0,
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'exec' => 0,
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),
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'start' => $microtime_start,
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'start_debug' => microtime(true)
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);
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$debug['start'] = $microtime_start;
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}
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}
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}
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function basic_error_function_because_the_other_isnt_loaded_yet($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, $message);
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}
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}
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function verbose_error_handler($errno, $errstr, $errfile, $errline) {
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global $config;
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if (error_reporting() == 0)
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return false; // Looks like this warning was suppressed by the @ operator.
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if ($errno == E_DEPRECATED && !$config['deprecation_errors'])
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return false;
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error(utf8tohtml($errstr), true, array(
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'file' => $errfile . ':' . $errline,
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'errno' => $errno,
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'error' => $errstr,
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'backtrace' => array_slice(debug_backtrace(), 1)
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));
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}
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function define_groups() {
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global $config;
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foreach ($config['mod']['groups'] as $group_value => $group_name) {
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$group_name = strtoupper($group_name);
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if(!defined($group_name)) {
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define($group_name, $group_value, true);
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}
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}
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ksort($config['mod']['groups']);
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}
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function create_antibot($board, $thread = null) {
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require_once dirname(__FILE__) . '/anti-bot.php';
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return _create_antibot($board, $thread);
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}
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function rebuildThemes($action, $boardname = false) {
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global $config, $board, $current_locale;
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// Save the global variables
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$_config = $config;
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$_board = $board;
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// List themes
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if ($themes = Cache::get("themes")) {
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// OK, we already have themes loaded
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}
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else {
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$query = query("SELECT `theme` FROM ``theme_settings`` WHERE `name` IS NULL AND `value` IS NULL") or error(db_error());
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$themes = array();
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while ($theme = $query->fetch(PDO::FETCH_ASSOC)) {
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$themes[] = $theme;
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}
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Cache::set("themes", $themes);
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}
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foreach ($themes as $theme) {
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// Restore them
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$config = $_config;
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$board = $_board;
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// Reload the locale
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if ($config['locale'] != $current_locale) {
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$current_locale = $config['locale'];
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init_locale($config['locale']);
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}
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if (PHP_SAPI === 'cli') {
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echo "Rebuilding theme ".$theme['theme']."... ";
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}
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rebuildTheme($theme['theme'], $action, $boardname);
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if (PHP_SAPI === 'cli') {
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echo "done\n";
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}
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}
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// Restore them again
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$config = $_config;
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$board = $_board;
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// Reload the locale
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if ($config['locale'] != $current_locale) {
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$current_locale = $config['locale'];
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init_locale($config['locale']);
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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, $board = false) {
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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), $board);
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}
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}
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function themeSettings($theme) {
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if ($settings = Cache::get("theme_settings_".$theme)) {
|
|
return $settings;
|
|
}
|
|
|
|
$query = prepare("SELECT `name`, `value` FROM ``theme_settings`` WHERE `theme` = :theme AND `name` IS NOT NULL");
|
|
$query->bindValue(':theme', $theme);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$settings = array();
|
|
while ($s = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
$settings[$s['name']] = $s['value'];
|
|
}
|
|
|
|
Cache::set("theme_settings_".$theme, $settings);
|
|
|
|
return $settings;
|
|
}
|
|
|
|
function sprintf3($str, $vars, $delim = '%') {
|
|
$replaces = array();
|
|
foreach ($vars as $k => $v) {
|
|
$replaces[$delim . $k . $delim] = $v;
|
|
}
|
|
return str_replace(array_keys($replaces),
|
|
array_values($replaces), $str);
|
|
}
|
|
|
|
function mb_substr_replace($string, $replacement, $start, $length) {
|
|
return mb_substr($string, 0, $start) . $replacement . mb_substr($string, $start + $length);
|
|
}
|
|
|
|
function setupBoard($array) {
|
|
global $board, $config;
|
|
|
|
$board = array(
|
|
'uri' => $array['uri'],
|
|
'title' => $array['title'],
|
|
'subtitle' => $array['subtitle'],
|
|
#'indexed' => $array['indexed'],
|
|
);
|
|
|
|
// older versions
|
|
$board['name'] = &$board['title'];
|
|
|
|
$board['dir'] = sprintf($config['board_path'], $board['uri']);
|
|
$board['url'] = sprintf($config['board_abbreviation'], $board['uri']);
|
|
|
|
loadConfig();
|
|
|
|
if (!file_exists($board['dir']))
|
|
@mkdir($board['dir'], 0777) or error("Couldn't create " . $board['dir'] . ". Check permissions.", true);
|
|
if (!file_exists($board['dir'] . $config['dir']['img']))
|
|
@mkdir($board['dir'] . $config['dir']['img'], 0777)
|
|
or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
|
|
if (!file_exists($board['dir'] . $config['dir']['thumb']))
|
|
@mkdir($board['dir'] . $config['dir']['thumb'], 0777)
|
|
or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
|
|
if (!file_exists($board['dir'] . $config['dir']['res']))
|
|
@mkdir($board['dir'] . $config['dir']['res'], 0777)
|
|
or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
|
|
}
|
|
|
|
function openBoard($uri) {
|
|
global $config, $build_pages, $board;
|
|
|
|
if ($config['try_smarter'])
|
|
$build_pages = array();
|
|
|
|
// And what if we don't really need to change a board we have opened?
|
|
if (isset ($board) && isset ($board['uri']) && $board['uri'] == $uri) {
|
|
return true;
|
|
}
|
|
|
|
$b = getBoardInfo($uri);
|
|
if ($b) {
|
|
setupBoard($b);
|
|
|
|
if (function_exists('after_open_board')) {
|
|
after_open_board();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function getBoardInfo($uri) {
|
|
global $config;
|
|
|
|
if ($config['cache']['enabled'] && ($board = cache::get('board_' . $uri))) {
|
|
return $board;
|
|
}
|
|
|
|
$query = prepare("SELECT * FROM ``boards`` WHERE `uri` = :uri LIMIT 1");
|
|
$query->bindValue(':uri', $uri);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($board = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if ($config['cache']['enabled'])
|
|
cache::set('board_' . $uri, $board);
|
|
return $board;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function boardTitle($uri) {
|
|
$board = getBoardInfo($uri);
|
|
if ($board)
|
|
return $board['title'];
|
|
return false;
|
|
}
|
|
|
|
function purge($uri) {
|
|
global $config, $debug;
|
|
|
|
// Fix for Unicode
|
|
$uri = rawurlencode($uri);
|
|
|
|
$noescape = "/!~*()+:";
|
|
$noescape = preg_split('//', $noescape);
|
|
$noescape_url = array_map("rawurlencode", $noescape);
|
|
$uri = str_replace($noescape_url, $noescape, $uri);
|
|
|
|
if (preg_match($config['referer_match'], $config['root']) && isset($_SERVER['REQUEST_URI'])) {
|
|
$uri = (str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) == '/' ? '/' : str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) . '/') . $uri;
|
|
} else {
|
|
$uri = $config['root'] . $uri;
|
|
}
|
|
|
|
if ($config['debug']) {
|
|
$debug['purge'][] = $uri;
|
|
}
|
|
|
|
foreach ($config['purge'] as &$purge) {
|
|
$host = &$purge[0];
|
|
$port = &$purge[1];
|
|
$http_host = isset($purge[2]) ? $purge[2] : (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : 'localhost');
|
|
$request = "PURGE {$uri} HTTP/1.1\r\nHost: {$http_host}\r\nUser-Agent: Tinyboard\r\nConnection: Close\r\n\r\n";
|
|
if ($fp = fsockopen($host, $port, $errno, $errstr, $config['purge_timeout'])) {
|
|
fwrite($fp, $request);
|
|
fclose($fp);
|
|
} else {
|
|
// Cannot connect?
|
|
error('Could not PURGE for ' . $host);
|
|
}
|
|
}
|
|
}
|
|
|
|
function file_write($path, $data, $simple = false, $skip_purge = false) {
|
|
global $config, $debug;
|
|
|
|
if (preg_match('/^remote:\/\/(.+)\:(.+)$/', $path, $m)) {
|
|
if (isset($config['remote'][$m[1]])) {
|
|
require_once 'inc/remote.php';
|
|
|
|
$remote = new Remote($config['remote'][$m[1]]);
|
|
$remote->write($data, $m[2]);
|
|
return;
|
|
} else {
|
|
error('Invalid remote server: ' . $m[1]);
|
|
}
|
|
}
|
|
|
|
if (!$fp = fopen($path, $simple ? 'w' : 'c'))
|
|
error('Unable to open file for writing: ' . $path);
|
|
|
|
// File locking
|
|
if (!$simple && !flock($fp, LOCK_EX)) {
|
|
error('Unable to lock file: ' . $path);
|
|
}
|
|
|
|
// Truncate file
|
|
if (!$simple && !ftruncate($fp, 0))
|
|
error('Unable to truncate file: ' . $path);
|
|
|
|
// Write data
|
|
if (($bytes = fwrite($fp, $data)) === false)
|
|
error('Unable to write to file: ' . $path);
|
|
|
|
// Unlock
|
|
if (!$simple)
|
|
flock($fp, LOCK_UN);
|
|
|
|
// Close
|
|
if (!fclose($fp))
|
|
error('Unable to close file: ' . $path);
|
|
|
|
/**
|
|
* Create gzipped file.
|
|
*
|
|
* When writing into a file foo.bar and the size is larger or equal to 1
|
|
* KiB, this also produces the gzipped version foo.bar.gz
|
|
*
|
|
* This is useful with nginx with gzip_static on.
|
|
*/
|
|
if ($config['gzip_static']) {
|
|
$gzpath = "$path.gz";
|
|
|
|
if ($bytes & ~0x3ff) { // if ($bytes >= 1024)
|
|
if (file_put_contents($gzpath, gzencode($data), $simple ? 0 : LOCK_EX) === false)
|
|
error("Unable to write to file: $gzpath");
|
|
//if (!touch($gzpath, filemtime($path), fileatime($path)))
|
|
// error("Unable to touch file: $gzpath");
|
|
}
|
|
else {
|
|
@unlink($gzpath);
|
|
}
|
|
}
|
|
|
|
if (!$skip_purge && isset($config['purge'])) {
|
|
// Purge cache
|
|
if (basename($path) == $config['file_index']) {
|
|
// Index file (/index.html); purge "/" as well
|
|
$uri = dirname($path);
|
|
// root
|
|
if ($uri == '.')
|
|
$uri = '';
|
|
else
|
|
$uri .= '/';
|
|
purge($uri);
|
|
}
|
|
purge($path);
|
|
}
|
|
|
|
if ($config['debug']) {
|
|
$debug['write'][] = $path . ': ' . $bytes . ' bytes';
|
|
}
|
|
|
|
event('write', $path);
|
|
}
|
|
|
|
function file_unlink($path) {
|
|
global $config, $debug;
|
|
|
|
if ($config['debug']) {
|
|
if (!isset($debug['unlink']))
|
|
$debug['unlink'] = array();
|
|
$debug['unlink'][] = $path;
|
|
}
|
|
|
|
$ret = @unlink($path);
|
|
|
|
if ($config['gzip_static']) {
|
|
$gzpath = "$path.gz";
|
|
|
|
@unlink($gzpath);
|
|
}
|
|
|
|
if (isset($config['purge']) && $path[0] != '/' && isset($_SERVER['HTTP_HOST'])) {
|
|
// Purge cache
|
|
if (basename($path) == $config['file_index']) {
|
|
// Index file (/index.html); purge "/" as well
|
|
$uri = dirname($path);
|
|
// root
|
|
if ($uri == '.')
|
|
$uri = '';
|
|
else
|
|
$uri .= '/';
|
|
purge($uri);
|
|
}
|
|
purge($path);
|
|
}
|
|
|
|
event('unlink', $path);
|
|
|
|
return $ret;
|
|
}
|
|
|
|
function hasPermission($action = null, $board = null, $_mod = null) {
|
|
global $config;
|
|
|
|
if (isset($_mod))
|
|
$mod = &$_mod;
|
|
else
|
|
global $mod;
|
|
|
|
if (!is_array($mod))
|
|
return false;
|
|
|
|
if (isset($action) && $mod['type'] < $action)
|
|
return false;
|
|
|
|
if (!isset($board) || $config['mod']['skip_per_board'])
|
|
return true;
|
|
|
|
if (!isset($mod['boards']))
|
|
return false;
|
|
|
|
if (!in_array('*', $mod['boards']) && !in_array($board, $mod['boards']))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
function listBoards($just_uri = false) {
|
|
global $config;
|
|
|
|
$just_uri ? $cache_name = 'all_boards_uri' : $cache_name = 'all_boards';
|
|
|
|
if ($config['cache']['enabled'] && ($boards = cache::get($cache_name)))
|
|
return $boards;
|
|
|
|
if (!$just_uri) {
|
|
$query = query("SELECT * FROM ``boards`` ORDER BY `uri`") or error(db_error());
|
|
$boards = $query->fetchAll();
|
|
} else {
|
|
$boards = array();
|
|
$query = query("SELECT `uri` FROM ``boards``") or error(db_error());
|
|
while ($board = $query->fetchColumn()) {
|
|
$boards[] = $board;
|
|
}
|
|
}
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set($cache_name, $boards);
|
|
|
|
return $boards;
|
|
}
|
|
|
|
function until($timestamp) {
|
|
$difference = $timestamp - time();
|
|
switch(TRUE){
|
|
case ($difference < 60):
|
|
return $difference . ' ' . ngettext('second', 'seconds', $difference);
|
|
case ($difference < 3600): //60*60 = 3600
|
|
return ($num = round($difference/(60))) . ' ' . ngettext('minute', 'minutes', $num);
|
|
case ($difference < 86400): //60*60*24 = 86400
|
|
return ($num = round($difference/(3600))) . ' ' . ngettext('hour', 'hours', $num);
|
|
case ($difference < 604800): //60*60*24*7 = 604800
|
|
return ($num = round($difference/(86400))) . ' ' . ngettext('day', 'days', $num);
|
|
case ($difference < 31536000): //60*60*24*365 = 31536000
|
|
return ($num = round($difference/(604800))) . ' ' . ngettext('week', 'weeks', $num);
|
|
default:
|
|
return ($num = round($difference/(31536000))) . ' ' . ngettext('year', 'years', $num);
|
|
}
|
|
}
|
|
|
|
function ago($timestamp) {
|
|
$difference = time() - $timestamp;
|
|
switch(TRUE){
|
|
case ($difference < 60) :
|
|
return $difference . ' ' . ngettext('second', 'seconds', $difference);
|
|
case ($difference < 3600): //60*60 = 3600
|
|
return ($num = round($difference/(60))) . ' ' . ngettext('minute', 'minutes', $num);
|
|
case ($difference < 86400): //60*60*24 = 86400
|
|
return ($num = round($difference/(3600))) . ' ' . ngettext('hour', 'hours', $num);
|
|
case ($difference < 604800): //60*60*24*7 = 604800
|
|
return ($num = round($difference/(86400))) . ' ' . ngettext('day', 'days', $num);
|
|
case ($difference < 31536000): //60*60*24*365 = 31536000
|
|
return ($num = round($difference/(604800))) . ' ' . ngettext('week', 'weeks', $num);
|
|
default:
|
|
return ($num = round($difference/(31536000))) . ' ' . ngettext('year', 'years', $num);
|
|
}
|
|
}
|
|
|
|
function displayBan($ban) {
|
|
global $config, $board;
|
|
|
|
if (!$ban['seen']) {
|
|
Bans::seen($ban['id']);
|
|
}
|
|
|
|
$ban['ip'] = $_SERVER['REMOTE_ADDR'];
|
|
|
|
if ($ban['post'] && isset($ban['post']['board'], $ban['post']['id'])) {
|
|
if (openBoard($ban['post']['board'])) {
|
|
$query = query(sprintf("SELECT `files` FROM ``posts_%s`` WHERE `id` = " .
|
|
(int)$ban['post']['id'], $board['uri']));
|
|
if ($_post = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
$ban['post'] = array_merge($ban['post'], $_post);
|
|
}
|
|
}
|
|
if ($ban['post']['thread']) {
|
|
$post = new Post($ban['post']);
|
|
} else {
|
|
$post = new Thread($ban['post'], null, false, false);
|
|
}
|
|
}
|
|
|
|
$denied_appeals = array();
|
|
$pending_appeal = false;
|
|
|
|
if ($config['ban_appeals']) {
|
|
$query = query("SELECT `time`, `denied` FROM ``ban_appeals`` WHERE `ban_id` = " . (int)$ban['id']) or error(db_error());
|
|
while ($ban_appeal = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if ($ban_appeal['denied']) {
|
|
$denied_appeals[] = $ban_appeal['time'];
|
|
} else {
|
|
$pending_appeal = $ban_appeal['time'];
|
|
}
|
|
}
|
|
}
|
|
|
|
// Show banned page and exit
|
|
die(
|
|
Element('page.html', array(
|
|
'title' => _('Banned!'),
|
|
'config' => $config,
|
|
'boardlist' => createBoardlist(isset($mod) ? $mod : false),
|
|
'body' => Element('banned.html', array(
|
|
'config' => $config,
|
|
'ban' => $ban,
|
|
'board' => $board,
|
|
'post' => isset($post) ? $post->build(true) : false,
|
|
'denied_appeals' => $denied_appeals,
|
|
'pending_appeal' => $pending_appeal
|
|
)
|
|
))
|
|
));
|
|
}
|
|
|
|
function checkBan($board = false) {
|
|
global $config;
|
|
|
|
if (!isset($_SERVER['REMOTE_ADDR'])) {
|
|
// Server misconfiguration
|
|
return;
|
|
}
|
|
|
|
if (event('check-ban', $board))
|
|
return true;
|
|
|
|
$ips = array();
|
|
|
|
$ips[] = $_SERVER['REMOTE_ADDR'];
|
|
|
|
if ($config['proxy_check'] && isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
|
|
$ips = array_merge($ips, explode(", ", $_SERVER['HTTP_X_FORWARDED_FOR']));
|
|
}
|
|
|
|
foreach ($ips as $ip) {
|
|
$bans = Bans::find($_SERVER['REMOTE_ADDR'], $board, $config['show_modname']);
|
|
|
|
foreach ($bans as &$ban) {
|
|
if ($ban['expires'] && $ban['expires'] < time()) {
|
|
Bans::delete($ban['id']);
|
|
if ($config['require_ban_view'] && !$ban['seen']) {
|
|
if (!isset($_POST['json_response'])) {
|
|
displayBan($ban);
|
|
} else {
|
|
header('Content-Type: text/json');
|
|
die(json_encode(array('error' => true, 'banned' => true)));
|
|
}
|
|
}
|
|
} else {
|
|
if (!isset($_POST['json_response'])) {
|
|
displayBan($ban);
|
|
} else {
|
|
header('Content-Type: text/json');
|
|
die(json_encode(array('error' => true, 'banned' => true)));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// I'm not sure where else to put this. It doesn't really matter where; it just needs to be called every
|
|
// now and then to keep the ban list tidy.
|
|
if ($config['cache']['enabled'] && $last_time_purged = cache::get('purged_bans_last')) {
|
|
if (time() - $last_time_purged < $config['purge_bans'] )
|
|
return;
|
|
}
|
|
|
|
Bans::purge();
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set('purged_bans_last', time());
|
|
}
|
|
|
|
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);
|
|
$query->execute() or error(db_error());
|
|
|
|
if (($locked = $query->fetchColumn()) === false) {
|
|
// Non-existant, so it can't be locked...
|
|
return false;
|
|
}
|
|
|
|
return (bool)$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);
|
|
$query->execute() or error(db_error());
|
|
|
|
if (($sagelocked = $query->fetchColumn()) === false) {
|
|
// Non-existant, so it can't be locked...
|
|
return false;
|
|
}
|
|
|
|
return (bool)$sagelocked;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function insertFloodPost(array $post) {
|
|
global $board;
|
|
|
|
$query = prepare("INSERT INTO ``flood`` VALUES (NULL, :ip, :board, :time, :posthash, :filehash, :isreply)");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':board', $board['uri']);
|
|
$query->bindValue(':time', time());
|
|
$query->bindValue(':posthash', make_comment_hex($post['body_nomarkup']));
|
|
if ($post['has_file'])
|
|
$query->bindValue(':filehash', $post['filehash']);
|
|
else
|
|
$query->bindValue(':filehash', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':isreply', !$post['op'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
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, :files, :num_files, :filehash, :password, :ip, :sticky, :locked, :cycle, 0, :embed, :slug)", $board['uri']));
|
|
|
|
// Basic stuff
|
|
if (!empty($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['op'] && $post['mod'] && isset($post['sticky']) && $post['sticky']) {
|
|
$query->bindValue(':sticky', true, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':sticky', false, PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['op'] && $post['mod'] && isset($post['locked']) && $post['locked']) {
|
|
$query->bindValue(':locked', true, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':locked', false, PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['op'] && $post['mod'] && isset($post['cycle']) && $post['cycle']) {
|
|
$query->bindValue(':cycle', true, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':cycle', false, PDO::PARAM_INT);
|
|
}
|
|
|
|
if ($post['mod'] && isset($post['capcode']) && $post['capcode']) {
|
|
$query->bindValue(':capcode', $post['capcode'], PDO::PARAM_STR);
|
|
} 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']) {
|
|
$query->bindValue(':files', json_encode($post['files']));
|
|
$query->bindValue(':num_files', $post['num_files']);
|
|
$query->bindValue(':filehash', $post['filehash']);
|
|
} else {
|
|
$query->bindValue(':files', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':num_files', 0);
|
|
$query->bindValue(':filehash', null, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if ($post['op']) {
|
|
$query->bindValue(':slug', slugify($post));
|
|
}
|
|
else {
|
|
$query->bindValue(':slug', NULL);
|
|
}
|
|
|
|
if (!$query->execute()) {
|
|
undoImage($post);
|
|
error(db_error($query));
|
|
}
|
|
|
|
return $pdo->lastInsertId();
|
|
}
|
|
|
|
function bumpThread($id) {
|
|
global $config, $board, $build_pages;
|
|
|
|
if (event('bump', $id))
|
|
return true;
|
|
|
|
if ($config['try_smarter']) {
|
|
$build_pages = array_merge(range(1, thread_find_page($id)), $build_pages);
|
|
}
|
|
|
|
$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, $file=null) {
|
|
global $board, $config;
|
|
|
|
$query = prepare(sprintf("SELECT `thread`, `files`, `num_files` 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 (!$post = $query->fetch(PDO::FETCH_ASSOC))
|
|
error($config['error']['invalidpost']);
|
|
$files = json_decode($post['files']);
|
|
$file_to_delete = $file !== false ? $files[(int)$file] : (object)array('file' => false);
|
|
|
|
if (!$files[0]) error(_('That post has no files.'));
|
|
|
|
if ($files[0]->file == 'deleted' && $post['num_files'] == 1 && !$post['thread'])
|
|
return; // Can't delete OP's image completely.
|
|
|
|
$query = prepare(sprintf("UPDATE ``posts_%s`` SET `files` = :file WHERE `id` = :id", $board['uri']));
|
|
if (($file && $file_to_delete->file == 'deleted') && $remove_entirely_if_already) {
|
|
// Already deleted; remove file fully
|
|
$files[$file] = null;
|
|
} else {
|
|
foreach ($files as $i => $f) {
|
|
if (($file !== false && $i == $file) || $file === null) {
|
|
// Delete thumbnail
|
|
if (isset ($f->thumb) && $f->thumb) {
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $f->thumb);
|
|
unset($files[$i]->thumb);
|
|
}
|
|
|
|
// Delete file
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $f->file);
|
|
$files[$i]->file = 'deleted';
|
|
}
|
|
}
|
|
}
|
|
|
|
$query->bindValue(':file', json_encode($files), PDO::PARAM_STR);
|
|
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post['thread'])
|
|
buildThread($post['thread']);
|
|
else
|
|
buildThread($id);
|
|
}
|
|
|
|
// rebuild post (markup)
|
|
function rebuildPost($id) {
|
|
global $board, $mod;
|
|
|
|
$query = prepare(sprintf("SELECT * FROM ``posts_%s`` WHERE `id` = :id", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ((!$post = $query->fetch(PDO::FETCH_ASSOC)) || !$post['body_nomarkup'])
|
|
return false;
|
|
|
|
markup($post['body'] = &$post['body_nomarkup']);
|
|
$post = (object)$post;
|
|
event('rebuildpost', $post);
|
|
$post = (array)$post;
|
|
|
|
$query = prepare(sprintf("UPDATE ``posts_%s`` SET `body` = :body WHERE `id` = :id", $board['uri']));
|
|
$query->bindValue(':body', $post['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`,`files`,`slug` 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(PDO::FETCH_ASSOC)) {
|
|
event('delete', $post);
|
|
|
|
$thread_id = $post['thread'];
|
|
if (!$post['thread']) {
|
|
// Delete thread HTML page
|
|
file_unlink($board['dir'] . $config['dir']['res'] . link_for($post) );
|
|
file_unlink($board['dir'] . $config['dir']['res'] . link_for($post, true) ); // noko50
|
|
file_unlink($board['dir'] . $config['dir']['res'] . sprintf('%d.json', $post['id']));
|
|
|
|
$antispam_query = prepare('DELETE FROM ``antispam`` WHERE `board` = :board AND `thread` = :thread');
|
|
$antispam_query->bindValue(':board', $board['uri']);
|
|
$antispam_query->bindValue(':thread', $post['id']);
|
|
$antispam_query->execute() or error(db_error($antispam_query));
|
|
} elseif ($query->rowCount() == 1) {
|
|
// Rebuild thread
|
|
$rebuild = &$post['thread'];
|
|
}
|
|
if ($post['files']) {
|
|
// Delete file
|
|
foreach (json_decode($post['files']) as $i => $f) {
|
|
if ($f->file !== 'deleted') {
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $f->file);
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $f->thumb);
|
|
}
|
|
}
|
|
}
|
|
|
|
$ids[] = (int)$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) . ") ORDER BY `board`");
|
|
$query->bindValue(':board', $board['uri']);
|
|
$query->execute() or error(db_error($query));
|
|
while ($cite = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if ($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` = " . implode(' OR `target` = ', $ids) . ")) OR (`board` = :board AND (`post` = " . implode(' OR `post` = ', $ids) . "))");
|
|
$query->bindValue(':board', $board['uri']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($config['anti_bump_flood']) {
|
|
$query = prepare(sprintf("SELECT `time` FROM ``posts_%s`` WHERE (`thread` = :thread OR `id` = :thread) AND `sage` = 0 ORDER BY `time` DESC LIMIT 1", $board['uri']));
|
|
$query->bindValue(':thread', $thread_id);
|
|
$query->execute() or error(db_error($query));
|
|
$bump = $query->fetchColumn();
|
|
|
|
$query = prepare(sprintf("UPDATE ``posts_%s`` SET `bump` = :bump WHERE `id` = :thread", $board['uri']));
|
|
$query->bindValue(':bump', $bump);
|
|
$query->bindValue(':thread', $thread_id);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
if (isset($rebuild) && $rebuild_after) {
|
|
buildThread($rebuild);
|
|
buildIndex();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function clean($pid = false) {
|
|
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 = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
deletePost($post['id'], false, false);
|
|
if ($pid) modLog("Automatically deleting thread #{$post['id']} due to new thread #{$pid}");
|
|
}
|
|
|
|
// Bump off threads with X replies earlier, spam prevention method
|
|
if ($config['early_404']) {
|
|
$offset = round($config['early_404_page']*$config['threads_per_page']);
|
|
$query = prepare(sprintf("SELECT `id` AS `thread_id`, (SELECT COUNT(`id`) FROM ``posts_%s`` WHERE `thread` = `thread_id`) AS `reply_count` FROM ``posts_%s`` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT :offset, 9001", $board['uri'], $board['uri']));
|
|
$query->bindValue(':offset', $offset, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($config['early_404_staged']) {
|
|
$page = $config['early_404_page'];
|
|
$iter = 0;
|
|
}
|
|
else {
|
|
$page = 1;
|
|
}
|
|
|
|
while ($post = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if ($post['reply_count'] < $page*$config['early_404_replies']) {
|
|
deletePost($post['thread_id'], false, false);
|
|
if ($pid) modLog("Automatically deleting thread #{$post['thread_id']} due to new thread #{$pid} (early 404 is set, #{$post['thread_id']} had {$post['reply_count']} replies)");
|
|
}
|
|
|
|
if ($config['early_404_staged']) {
|
|
$iter++;
|
|
|
|
if ($iter == $config['threads_per_page']) {
|
|
$page++;
|
|
$iter = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function thread_find_page($thread) {
|
|
global $config, $board;
|
|
|
|
$query = query(sprintf("SELECT `id` FROM ``posts_%s`` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC", $board['uri'])) or error(db_error($query));
|
|
$threads = $query->fetchAll(PDO::FETCH_COLUMN);
|
|
if (($index = array_search($thread, $threads)) === false)
|
|
return false;
|
|
return floor(($config['threads_per_page'] + $index) / $config['threads_per_page']);
|
|
}
|
|
|
|
// $brief means that we won't need to generate anything yet
|
|
function index($page, $mod=false, $brief = 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 ($page == 1 && $query->rowCount() < $config['threads_per_page'])
|
|
$board['thread_count'] = $query->rowCount();
|
|
|
|
if ($query->rowCount() < 1 && $page > 1)
|
|
return false;
|
|
|
|
$threads = array();
|
|
|
|
while ($th = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
$thread = new Thread($th, $mod ? '?/' : $config['root'], $mod);
|
|
|
|
if ($config['cache']['enabled']) {
|
|
$cached = cache::get("thread_index_{$board['uri']}_{$th['id']}");
|
|
if (isset($cached['replies'], $cached['omitted'])) {
|
|
$replies = $cached['replies'];
|
|
$omitted = $cached['omitted'];
|
|
} else {
|
|
unset($cached);
|
|
}
|
|
}
|
|
|
|
if (!isset($cached)) {
|
|
$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));
|
|
|
|
$replies = array_reverse($posts->fetchAll(PDO::FETCH_ASSOC));
|
|
|
|
if (count($replies) == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
|
|
$count = numPosts($th['id']);
|
|
$omitted = array('post_count' => $count['replies'], 'image_count' => $count['images']);
|
|
} else {
|
|
$omitted = false;
|
|
}
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set("thread_index_{$board['uri']}_{$th['id']}", array(
|
|
'replies' => $replies,
|
|
'omitted' => $omitted,
|
|
));
|
|
}
|
|
|
|
$num_images = 0;
|
|
foreach ($replies as $po) {
|
|
if ($po['num_files'])
|
|
$num_images+=$po['num_files'];
|
|
|
|
$thread->add(new Post($po, $mod ? '?/' : $config['root'], $mod));
|
|
}
|
|
|
|
$thread->images = $num_images;
|
|
$thread->replies = isset($omitted['post_count']) ? $omitted['post_count'] : count($replies);
|
|
|
|
if ($omitted) {
|
|
$thread->omitted = $omitted['post_count'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
|
|
$thread->omitted_images = $omitted['image_count'] - $num_images;
|
|
}
|
|
|
|
$threads[] = $thread;
|
|
|
|
if (!$brief) {
|
|
$body .= $thread->build(true);
|
|
}
|
|
}
|
|
|
|
if ($config['file_board']) {
|
|
$body = Element('fileboard.html', array('body' => $body, 'mod' => $mod));
|
|
}
|
|
|
|
return array(
|
|
'board' => $board,
|
|
'body' => $body,
|
|
'post_url' => $config['post_url'],
|
|
'config' => $config,
|
|
'boardlist' => createBoardlist($mod),
|
|
'threads' => $threads,
|
|
);
|
|
}
|
|
|
|
function getPageButtons($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, $config;
|
|
|
|
if (isset($board['thread_count'])) {
|
|
$count = $board['thread_count'];
|
|
} else {
|
|
// Count threads
|
|
$query = query(sprintf("SELECT COUNT(*) FROM ``posts_%s`` WHERE `thread` IS NULL", $board['uri'])) or error(db_error());
|
|
$count = $query->fetchColumn();
|
|
}
|
|
$count = floor(($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 $pages;
|
|
}
|
|
|
|
// Stolen with permission from PlainIB (by Frank Usrs)
|
|
function make_comment_hex($str) {
|
|
// remove cross-board citations
|
|
// the numbers don't matter
|
|
$str = preg_replace('!>>>/[A-Za-z0-9]+/!', '', $str);
|
|
|
|
if (function_exists('iconv')) {
|
|
// remove diacritics and other noise
|
|
// FIXME: this removes cyrillic entirely
|
|
$oldstr = $str;
|
|
$str = @iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $str);
|
|
if (!$str) $str = $oldstr;
|
|
}
|
|
|
|
$str = strtolower($str);
|
|
|
|
// strip all non-alphabet characters
|
|
$str = preg_replace('/[^a-z]/', '', $str);
|
|
|
|
return md5($str);
|
|
}
|
|
|
|
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) || 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->fetchColumn()) {
|
|
return true;
|
|
}
|
|
|
|
// Insert new hash
|
|
$query = prepare("INSERT INTO ``robot`` VALUES (:hash)");
|
|
$query->bindValue(':hash', $body);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return false;
|
|
}
|
|
|
|
// Returns an associative array with 'replies' and 'images' keys
|
|
function numPosts($id) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT COUNT(*) AS `replies`, SUM(`num_files`) AS `images` FROM ``posts_%s`` WHERE `thread` = :thread", $board['uri'], $board['uri']));
|
|
$query->bindValue(':thread', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return $query->fetch(PDO::FETCH_ASSOC);
|
|
}
|
|
|
|
function muteTime() {
|
|
global $config;
|
|
|
|
if ($time = event('mute-time'))
|
|
return $time;
|
|
|
|
// Find number of mutes in the past X hours
|
|
$query = prepare("SELECT 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));
|
|
|
|
if (!$result = $query->fetchColumn())
|
|
return 0;
|
|
return pow($config['robot_mute_multiplier'], $result);
|
|
}
|
|
|
|
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 = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
// What!? He's muted but he's not muted...
|
|
return;
|
|
}
|
|
|
|
if ($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_api = "yes") {
|
|
global $board, $config, $build_pages;
|
|
|
|
$catalog_api_action = generation_strategy('sb_api', array($board['uri']));
|
|
|
|
$pages = null;
|
|
$antibot = null;
|
|
|
|
if ($config['api']['enabled']) {
|
|
$api = new Api();
|
|
$catalog = array();
|
|
}
|
|
|
|
for ($page = 1; $page <= $config['max_pages']; $page++) {
|
|
$filename = $board['dir'] . ($page == 1 ? $config['file_index'] : sprintf($config['file_page'], $page));
|
|
$jsonFilename = $board['dir'] . ($page - 1) . '.json'; // pages should start from 0
|
|
|
|
$wont_build_this_page = $config['try_smarter'] && isset($build_pages) && !empty($build_pages) && !in_array($page, $build_pages);
|
|
|
|
if ((!$config['api']['enabled'] || $global_api == "skip") && $wont_build_this_page)
|
|
continue;
|
|
|
|
$action = generation_strategy('sb_board', array($board['uri'], $page));
|
|
if ($action == 'rebuild' || $catalog_api_action == 'rebuild') {
|
|
$content = index($page, false, $wont_build_this_page);
|
|
if (!$content)
|
|
break;
|
|
|
|
// json api
|
|
if ($config['api']['enabled']) {
|
|
$threads = $content['threads'];
|
|
$json = json_encode($api->translatePage($threads));
|
|
file_write($jsonFilename, $json);
|
|
|
|
$catalog[$page-1] = $threads;
|
|
|
|
if ($wont_build_this_page) continue;
|
|
}
|
|
|
|
if ($config['try_smarter']) {
|
|
$antibot = create_antibot($board['uri'], 0 - $page);
|
|
$content['current_page'] = $page;
|
|
}
|
|
elseif (!$antibot) {
|
|
$antibot = create_antibot($board['uri']);
|
|
}
|
|
$antibot->reset();
|
|
if (!$pages) {
|
|
$pages = getPages();
|
|
}
|
|
$content['pages'] = $pages;
|
|
$content['pages'][$page-1]['selected'] = true;
|
|
$content['btn'] = getPageButtons($content['pages']);
|
|
$content['antibot'] = $antibot;
|
|
|
|
file_write($filename, Element('index.html', $content));
|
|
}
|
|
elseif ($action == 'delete' || $catalog_api_action == 'delete') {
|
|
file_unlink($filename);
|
|
file_unlink($jsonFilename);
|
|
}
|
|
}
|
|
|
|
// $action is an action for our last page
|
|
if (($catalog_api_action == 'rebuild' || $action == 'rebuild' || $action == 'delete') && $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);
|
|
|
|
if ($config['api']['enabled']) {
|
|
$jsonFilename = $board['dir'] . ($page - 1) . '.json';
|
|
file_unlink($jsonFilename);
|
|
}
|
|
}
|
|
}
|
|
|
|
// json api catalog
|
|
if ($config['api']['enabled'] && $global_api != "skip") {
|
|
if ($catalog_api_action == 'delete') {
|
|
$jsonFilename = $board['dir'] . 'catalog.json';
|
|
file_unlink($jsonFilename);
|
|
$jsonFilename = $board['dir'] . 'threads.json';
|
|
file_unlink($jsonFilename);
|
|
}
|
|
elseif ($catalog_api_action == 'rebuild') {
|
|
$json = json_encode($api->translateCatalog($catalog));
|
|
$jsonFilename = $board['dir'] . 'catalog.json';
|
|
file_write($jsonFilename, $json);
|
|
|
|
$json = json_encode($api->translateCatalog($catalog, true));
|
|
$jsonFilename = $board['dir'] . 'threads.json';
|
|
file_write($jsonFilename, $json);
|
|
}
|
|
}
|
|
|
|
if ($config['try_smarter'])
|
|
$build_pages = array();
|
|
}
|
|
|
|
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' => $stylesheets
|
|
));
|
|
|
|
// Check if we have translation for the javascripts; if yes, we add it to additional javascripts
|
|
list($pure_locale) = explode(".", $config['locale']);
|
|
if (file_exists ($jsloc = "inc/locale/$pure_locale/LC_MESSAGES/javascript.js")) {
|
|
$script = file_get_contents($jsloc) . "\n\n" . $script;
|
|
}
|
|
|
|
if ($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 (preg_match("/^(::(ffff:)?)?(127\.|192\.168\.|10\.|172\.(1[6-9]|2[0-9]|3[0-1])\.|0\.|255\.)/", $_SERVER['REMOTE_ADDR']))
|
|
return; // It's pointless to check for local IP addresses in dnsbls, isn't it?
|
|
|
|
if (in_array($_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]) && $filter[2]) {
|
|
if (is_callable($filter[1]))
|
|
$body = preg_replace_callback($filter[0], $filter[1], $body);
|
|
else
|
|
$body = preg_replace($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 $config, $markup_urls;
|
|
|
|
$url = $matches[1];
|
|
$after = $matches[2];
|
|
|
|
$markup_urls[] = $url;
|
|
|
|
$link = (object) array(
|
|
'href' => $config['link_prefix'] . $url,
|
|
'text' => $url,
|
|
'rel' => 'nofollow',
|
|
'target' => '_blank',
|
|
);
|
|
|
|
event('markup-url', $link);
|
|
$link = (array)$link;
|
|
|
|
$parts = array();
|
|
foreach ($link as $attr => $value) {
|
|
if ($attr == 'text' || $attr == 'after')
|
|
continue;
|
|
$parts[] = $attr . '="' . $value . '"';
|
|
}
|
|
if (isset($link['after']))
|
|
$after = $link['after'] . $after;
|
|
return '<a ' . implode(' ', $parts) . '>' . $link['text'] . '</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 $body;
|
|
}
|
|
|
|
function extract_modifiers($body) {
|
|
$modifiers = array();
|
|
|
|
if (preg_match_all('@<tinyboard ([\w\s]+)>(.*?)</tinyboard>@us', $body, $matches, PREG_SET_ORDER)) {
|
|
foreach ($matches as $match) {
|
|
if (preg_match('/^escape /', $match[1]))
|
|
continue;
|
|
$modifiers[$match[1]] = html_entity_decode($match[2]);
|
|
}
|
|
}
|
|
|
|
return $modifiers;
|
|
}
|
|
|
|
function remove_modifiers($body) {
|
|
return preg_replace('@<tinyboard ([\w\s]+)>(.+?)</tinyboard>@usm', '', $body);
|
|
}
|
|
|
|
function markup(&$body, $track_cites = false, $op = false) {
|
|
global $board, $config, $markup_urls;
|
|
|
|
$modifiers = extract_modifiers($body);
|
|
|
|
$body = preg_replace('@<tinyboard (?!escape )([\w\s]+)>(.+?)</tinyboard>@us', '', $body);
|
|
$body = preg_replace('@<(tinyboard) escape ([\w\s]+)>@i', '<$1 $2>', $body);
|
|
|
|
if (isset($modifiers['raw html']) && $modifiers['raw html'] == '1') {
|
|
return array();
|
|
}
|
|
|
|
$body = str_replace("\r", '', $body);
|
|
$body = utf8tohtml($body);
|
|
|
|
if (mysql_version() < 50503)
|
|
$body = mb_encode_numericentity($body, array(0x010000, 0xffffff, 0, 0xffffff), 'UTF-8');
|
|
|
|
if ($config['markup_code']) {
|
|
$code_markup = array();
|
|
$body = preg_replace_callback($config['markup_code'], function($matches) use (&$code_markup) {
|
|
$d = count($code_markup);
|
|
$code_markup[] = $matches;
|
|
return "<code $d>";
|
|
}, $body);
|
|
}
|
|
|
|
foreach ($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['markup_repair_tidy'])
|
|
$body = str_replace(' ', ' ', $body);
|
|
|
|
if ($config['auto_unicode']) {
|
|
$body = unicodify($body);
|
|
|
|
if ($config['markup_urls']) {
|
|
foreach ($markup_urls as &$url) {
|
|
$body = str_replace(unicodify($url), $url, $body);
|
|
}
|
|
}
|
|
}
|
|
|
|
$tracked_cites = array();
|
|
|
|
// Cites
|
|
if (isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.)?]|$)/m', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
|
|
if (count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycites']);
|
|
}
|
|
|
|
$skip_chars = 0;
|
|
$body_tmp = $body;
|
|
|
|
$search_cites = array();
|
|
foreach ($cites as $matches) {
|
|
$search_cites[] = '`id` = ' . $matches[2][0];
|
|
}
|
|
$search_cites = array_unique($search_cites);
|
|
|
|
$query = query(sprintf('SELECT `thread`, `id` FROM ``posts_%s`` WHERE ' .
|
|
implode(' OR ', $search_cites), $board['uri'])) or error(db_error());
|
|
|
|
$cited_posts = array();
|
|
while ($cited = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
$cited_posts[$cited['id']] = $cited['thread'] ? $cited['thread'] : false;
|
|
}
|
|
|
|
foreach ($cites as $matches) {
|
|
$cite = $matches[2][0];
|
|
|
|
// preg_match_all is not multibyte-safe
|
|
foreach ($matches as &$match) {
|
|
$match[1] = mb_strlen(substr($body_tmp, 0, $match[1]));
|
|
}
|
|
|
|
if (isset($cited_posts[$cite])) {
|
|
$replacement = '<a onclick="highlightReply(\''.$cite.'\', event);" href="' .
|
|
$config['root'] . $board['dir'] . $config['dir']['res'] .
|
|
link_for(array('id' => $cite, 'thread' => $cited_posts[$cite])) . '#' . $cite . '">' .
|
|
'>>' . $cite .
|
|
'</a>';
|
|
|
|
$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[3][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
|
|
$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[3][0]) - mb_strlen($matches[0][0]);
|
|
|
|
if ($track_cites && $config['track_cites'])
|
|
$tracked_cites[] = array($board['uri'], $cite);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Cross-board linking
|
|
if (preg_match_all('/(^|\s)>>>\/(' . $config['board_regex'] . 'f?)\/(\d+)?([\s,.)?]|$)/um', $body, $cites, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
|
|
if (count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycross']);
|
|
}
|
|
|
|
$skip_chars = 0;
|
|
$body_tmp = $body;
|
|
|
|
if (isset($cited_posts)) {
|
|
// Carry found posts from local board >>X links
|
|
foreach ($cited_posts as $cite => $thread) {
|
|
$cited_posts[$cite] = $config['root'] . $board['dir'] . $config['dir']['res'] .
|
|
($thread ? $thread : $cite) . '.html#' . $cite;
|
|
}
|
|
|
|
$cited_posts = array(
|
|
$board['uri'] => $cited_posts
|
|
);
|
|
} else
|
|
$cited_posts = array();
|
|
|
|
$crossboard_indexes = array();
|
|
$search_cites_boards = array();
|
|
|
|
foreach ($cites as $matches) {
|
|
$_board = $matches[2][0];
|
|
$cite = @$matches[3][0];
|
|
|
|
if (!isset($search_cites_boards[$_board]))
|
|
$search_cites_boards[$_board] = array();
|
|
$search_cites_boards[$_board][] = $cite;
|
|
}
|
|
|
|
$tmp_board = $board['uri'];
|
|
|
|
foreach ($search_cites_boards as $_board => $search_cites) {
|
|
$clauses = array();
|
|
foreach ($search_cites as $cite) {
|
|
if (!$cite || isset($cited_posts[$_board][$cite]))
|
|
continue;
|
|
$clauses[] = '`id` = ' . $cite;
|
|
}
|
|
$clauses = array_unique($clauses);
|
|
|
|
if ($board['uri'] != $_board) {
|
|
if (!openBoard($_board))
|
|
continue; // Unknown board
|
|
}
|
|
|
|
if (!empty($clauses)) {
|
|
$cited_posts[$_board] = array();
|
|
|
|
$query = query(sprintf('SELECT `thread`, `id`, `slug` FROM ``posts_%s`` WHERE ' .
|
|
implode(' OR ', $clauses), $board['uri'])) or error(db_error());
|
|
|
|
while ($cite = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
$cited_posts[$_board][$cite['id']] = $config['root'] . $board['dir'] . $config['dir']['res'] .
|
|
link_for($cite) . '#' . $cite['id'];
|
|
}
|
|
}
|
|
|
|
$crossboard_indexes[$_board] = $config['root'] . $board['dir'] . $config['file_index'];
|
|
}
|
|
|
|
// Restore old board
|
|
if ($board['uri'] != $tmp_board)
|
|
openBoard($tmp_board);
|
|
|
|
foreach ($cites as $matches) {
|
|
$_board = $matches[2][0];
|
|
$cite = @$matches[3][0];
|
|
|
|
// preg_match_all is not multibyte-safe
|
|
foreach ($matches as &$match) {
|
|
$match[1] = mb_strlen(substr($body_tmp, 0, $match[1]));
|
|
}
|
|
|
|
if ($cite) {
|
|
if (isset($cited_posts[$_board][$cite])) {
|
|
$link = $cited_posts[$_board][$cite];
|
|
|
|
$replacement = '<a ' .
|
|
($_board == $board['uri'] ?
|
|
'onclick="highlightReply(\''.$cite.'\', event);" '
|
|
: '') . 'href="' . $link . '">' .
|
|
'>>>/' . $_board . '/' . $cite .
|
|
'</a>';
|
|
|
|
$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[4][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
|
|
$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[4][0]) - mb_strlen($matches[0][0]);
|
|
|
|
if ($track_cites && $config['track_cites'])
|
|
$tracked_cites[] = array($_board, $cite);
|
|
}
|
|
} elseif(isset($crossboard_indexes[$_board])) {
|
|
$replacement = '<a href="' . $crossboard_indexes[$_board] . '">' .
|
|
'>>>/' . $_board . '/' .
|
|
'</a>';
|
|
$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[4][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
|
|
$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[4][0]) - mb_strlen($matches[0][0]);
|
|
}
|
|
}
|
|
}
|
|
|
|
$tracked_cites = array_unique($tracked_cites, SORT_REGULAR);
|
|
|
|
$body = preg_replace("/^\s*>.*$/m", '<span class="quote">$0</span>', $body);
|
|
|
|
if ($config['strip_superfluous_returns'])
|
|
$body = preg_replace('/\s+$/', '', $body);
|
|
|
|
$body = preg_replace("/\n/", '<br/>', $body);
|
|
|
|
// Fix code markup
|
|
if ($config['markup_code']) {
|
|
foreach ($code_markup as $id => $val) {
|
|
$code = isset($val[2]) ? $val[2] : $val[1];
|
|
$code_lang = isset($val[2]) ? $val[1] : "";
|
|
|
|
$code = "<pre class='code lang-$code_lang'>".str_replace(array("\n","\t"), array(" ","	"), htmlspecialchars($code))."</pre>";
|
|
|
|
$body = str_replace("<code $id>", $code, $body);
|
|
}
|
|
}
|
|
|
|
if ($config['markup_repair_tidy']) {
|
|
$tidy = new tidy();
|
|
$body = str_replace("\t", '	', $body);
|
|
$body = $tidy->repairString($body, array(
|
|
'doctype' => 'omit',
|
|
'bare' => $config['markup_repair_tidy_bare'],
|
|
'literal-attributes' => true,
|
|
'indent' => false,
|
|
'show-body-only' => true,
|
|
'wrap' => 0,
|
|
'output-bom' => false,
|
|
'output-html' => true,
|
|
'newline' => 'LF',
|
|
'quiet' => true,
|
|
), 'utf8');
|
|
$body = str_replace("\n", '', $body);
|
|
}
|
|
|
|
// replace tabs with 8 spaces
|
|
$body = str_replace("\t", ' ', $body);
|
|
|
|
return $tracked_cites;
|
|
}
|
|
|
|
function escape_markup_modifiers($string) {
|
|
return preg_replace('@<(tinyboard) ([\w\s]+)>@mi', '<$1 escape $2>', $string);
|
|
}
|
|
|
|
function utf8tohtml($utf8) {
|
|
return htmlspecialchars($utf8, ENT_NOQUOTES, 'UTF-8');
|
|
}
|
|
|
|
function ordutf8($string, &$offset) {
|
|
$code = ord(substr($string, $offset,1));
|
|
if ($code >= 128) { // otherwise 0xxxxxxx
|
|
if ($code < 224)
|
|
$bytesnumber = 2; // 110xxxxx
|
|
else if ($code < 240)
|
|
$bytesnumber = 3; // 1110xxxx
|
|
else if ($code < 248)
|
|
$bytesnumber = 4; // 11110xxx
|
|
$codetemp = $code - 192 - ($bytesnumber > 2 ? 32 : 0) - ($bytesnumber > 3 ? 16 : 0);
|
|
for ($i = 2; $i <= $bytesnumber; $i++) {
|
|
$offset ++;
|
|
$code2 = ord(substr($string, $offset, 1)) - 128; //10xxxxxx
|
|
$codetemp = $codetemp*64 + $code2;
|
|
}
|
|
$code = $codetemp;
|
|
}
|
|
$offset += 1;
|
|
if ($offset >= strlen($string))
|
|
$offset = -1;
|
|
return $code;
|
|
}
|
|
|
|
function strip_combining_chars($str) {
|
|
$chars = preg_split('//u', $str, -1, PREG_SPLIT_NO_EMPTY);
|
|
$str = '';
|
|
foreach ($chars as $char) {
|
|
$o = 0;
|
|
$ord = ordutf8($char, $o);
|
|
|
|
if ( ($ord >= 768 && $ord <= 879) || ($ord >= 1536 && $ord <= 1791) || ($ord >= 3655 && $ord <= 3659) || ($ord >= 7616 && $ord <= 7679) || ($ord >= 8400 && $ord <= 8447) || ($ord >= 65056 && $ord <= 65071))
|
|
continue;
|
|
|
|
$str .= $char;
|
|
}
|
|
return $str;
|
|
}
|
|
|
|
function buildThread($id, $return = false, $mod = false) {
|
|
global $board, $config, $build_pages;
|
|
$id = round($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']}_{$id}");
|
|
}
|
|
|
|
if ($config['try_smarter'] && !$mod)
|
|
$build_pages[] = thread_find_page($id);
|
|
|
|
$action = generation_strategy('sb_thread', array($board['uri'], $id));
|
|
|
|
if ($action == 'rebuild' || $return || $mod) {
|
|
$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 = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if (!isset($thread)) {
|
|
$thread = new Thread($post, $mod ? '?/' : $config['root'], $mod);
|
|
} else {
|
|
$thread->add(new Post($post, $mod ? '?/' : $config['root'], $mod));
|
|
}
|
|
}
|
|
|
|
// Check if any posts were found
|
|
if (!isset($thread))
|
|
error($config['error']['nonexistant']);
|
|
|
|
$hasnoko50 = $thread->postCount() >= $config['noko50_min'];
|
|
$antibot = $mod || $return ? false : create_antibot($board['uri'], $id);
|
|
|
|
$body = Element('thread.html', array(
|
|
'board' => $board,
|
|
'thread' => $thread,
|
|
'body' => $thread->build(),
|
|
'config' => $config,
|
|
'id' => $id,
|
|
'mod' => $mod,
|
|
'hasnoko50' => $hasnoko50,
|
|
'isnoko50' => false,
|
|
'antibot' => $antibot,
|
|
'boardlist' => createBoardlist($mod),
|
|
'return' => ($mod ? '?' . $board['url'] . $config['file_index'] : $config['root'] . $board['dir'] . $config['file_index'])
|
|
));
|
|
|
|
// json api
|
|
if ($config['api']['enabled'] && !$mod) {
|
|
$api = new Api();
|
|
$json = json_encode($api->translateThread($thread));
|
|
$jsonFilename = $board['dir'] . $config['dir']['res'] . $id . '.json';
|
|
file_write($jsonFilename, $json);
|
|
}
|
|
}
|
|
elseif($action == 'delete') {
|
|
$jsonFilename = $board['dir'] . $config['dir']['res'] . $id . '.json';
|
|
file_unlink($jsonFilename);
|
|
}
|
|
|
|
if ($action == 'delete' && !$return && !$mod) {
|
|
$noko50fn = $board['dir'] . $config['dir']['res'] . link_for(array('id' => $id), true);
|
|
file_unlink($noko50fn);
|
|
|
|
file_unlink($board['dir'] . $config['dir']['res'] . link_for(array('id' => $id)));
|
|
} elseif ($return) {
|
|
return $body;
|
|
} elseif ($action == 'rebuild') {
|
|
$noko50fn = $board['dir'] . $config['dir']['res'] . link_for($thread, true);
|
|
if ($hasnoko50 || file_exists($noko50fn)) {
|
|
buildThread50($id, $return, $mod, $thread, $antibot);
|
|
}
|
|
|
|
file_write($board['dir'] . $config['dir']['res'] . link_for($thread), $body);
|
|
}
|
|
}
|
|
|
|
function buildThread50($id, $return = false, $mod = false, $thread = null, $antibot = false) {
|
|
global $board, $config, $build_pages;
|
|
$id = round($id);
|
|
|
|
if ($antibot)
|
|
$antibot->reset();
|
|
|
|
if (!$thread) {
|
|
$query = prepare(sprintf("SELECT * FROM ``posts_%s`` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`id` DESC LIMIT :limit", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->bindValue(':limit', $config['noko50_count']+1, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$num_images = 0;
|
|
while ($post = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
if (!isset($thread)) {
|
|
$thread = new Thread($post, $mod ? '?/' : $config['root'], $mod);
|
|
} else {
|
|
if ($post['files'])
|
|
$num_images += $post['num_files'];
|
|
|
|
$thread->add(new Post($post, $mod ? '?/' : $config['root'], $mod));
|
|
}
|
|
}
|
|
|
|
// Check if any posts were found
|
|
if (!isset($thread))
|
|
error($config['error']['nonexistant']);
|
|
|
|
|
|
if ($query->rowCount() == $config['noko50_count']+1) {
|
|
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM ``posts_%s`` WHERE `thread` = :thread UNION ALL
|
|
SELECT SUM(`num_files`) FROM ``posts_%s`` WHERE `files` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
|
|
$count->bindValue(':thread', $id, PDO::PARAM_INT);
|
|
$count->execute() or error(db_error($count));
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted = $c['num'] - $config['noko50_count'];
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted_images = $c['num'] - $num_images;
|
|
}
|
|
|
|
$thread->posts = array_reverse($thread->posts);
|
|
} else {
|
|
$allPosts = $thread->posts;
|
|
|
|
$thread->posts = array_slice($allPosts, -$config['noko50_count']);
|
|
$thread->omitted += count($allPosts) - count($thread->posts);
|
|
foreach ($allPosts as $index => $post) {
|
|
if ($index == count($allPosts)-count($thread->posts))
|
|
break;
|
|
if ($post->files)
|
|
$thread->omitted_images += $post->num_files;
|
|
}
|
|
}
|
|
|
|
$hasnoko50 = $thread->postCount() >= $config['noko50_min'];
|
|
|
|
$body = Element('thread.html', array(
|
|
'board' => $board,
|
|
'thread' => $thread,
|
|
'body' => $thread->build(false, true),
|
|
'config' => $config,
|
|
'id' => $id,
|
|
'mod' => $mod,
|
|
'hasnoko50' => $hasnoko50,
|
|
'isnoko50' => true,
|
|
'antibot' => $mod ? false : ($antibot ? $antibot : create_antibot($board['uri'], $id)),
|
|
'boardlist' => createBoardlist($mod),
|
|
'return' => ($mod ? '?' . $board['url'] . $config['file_index'] : $config['root'] . $board['dir'] . $config['file_index'])
|
|
));
|
|
|
|
if ($return) {
|
|
return $body;
|
|
} else {
|
|
file_write($board['dir'] . $config['dir']['res'] . link_for($thread, true), $body);
|
|
}
|
|
}
|
|
|
|
function rrmdir($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, str_replace('+', '.', '_..A.' . substr(base64_encode(sha1($trip . $config['secure_trip_salt'], true)), 0, 4))), -10);
|
|
} else {
|
|
if (isset($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(PDO::FETCH_ASSOC)) {
|
|
return $post;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function getPostByHashInThread($hash, $thread) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT `id`,`thread` FROM ``posts_%s`` WHERE `filehash` = :hash AND ( `thread` = :thread OR `id` = :thread )", $board['uri']));
|
|
$query->bindValue(':hash', $hash, PDO::PARAM_STR);
|
|
$query->bindValue(':thread', $thread, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
|
|
return $post;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function undoImage(array $post) {
|
|
if (!$post['has_file'] || !isset($post['files']))
|
|
return;
|
|
|
|
foreach ($post['files'] as $key => $file) {
|
|
if (isset($file['file_path']))
|
|
file_unlink($file['file_path']);
|
|
if (isset($file['thumb_path']))
|
|
file_unlink($file['thumb_path']);
|
|
}
|
|
}
|
|
|
|
function rDNS($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_error('host -W 3 ' . $ip_addr);
|
|
if (preg_match('/domain name pointer ([^\s]+)$/', $resp, $m))
|
|
$host = $m[1];
|
|
else
|
|
$host = $ip_addr;
|
|
}
|
|
|
|
$isip = filter_var($host, FILTER_VALIDATE_IP);
|
|
|
|
if ($config['fcrdns'] && !$isip && DNS($host) != $ip_addr) {
|
|
$host = $ip_addr;
|
|
}
|
|
|
|
if ($config['cache']['enabled'])
|
|
cache::set('rdns_' . $ip_addr, $host);
|
|
|
|
return $host;
|
|
}
|
|
|
|
function DNS($host) {
|
|
global $config;
|
|
|
|
if ($config['cache']['enabled'] && ($ip_addr = cache::get('dns_' . $host))) {
|
|
return $ip_addr != '?' ? $ip_addr : false;
|
|
}
|
|
|
|
if (!$config['dns_system']) {
|
|
$ip_addr = gethostbyname($host);
|
|
if ($ip_addr == $host)
|
|
$ip_addr = false;
|
|
} else {
|
|
$resp = shell_exec_error('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 !== false ? $ip_addr : '?');
|
|
|
|
return $ip_addr;
|
|
}
|
|
|
|
function shell_exec_error($command, $suppress_stdout = false) {
|
|
global $config, $debug;
|
|
|
|
if ($config['debug'])
|
|
$start = microtime(true);
|
|
|
|
$return = trim(shell_exec('PATH="' . escapeshellcmd($config['shell_path']) . ':$PATH";' .
|
|
$command . ' 2>&1 ' . ($suppress_stdout ? '> /dev/null ' : '') . '&& echo "TB_SUCCESS"'));
|
|
$return = preg_replace('/TB_SUCCESS$/', '', $return);
|
|
|
|
if ($config['debug']) {
|
|
$time = microtime(true) - $start;
|
|
$debug['exec'][] = array(
|
|
'command' => $command,
|
|
'time' => '~' . round($time * 1000, 2) . 'ms',
|
|
'response' => $return ? $return : null
|
|
);
|
|
$debug['time']['exec'] += $time;
|
|
}
|
|
|
|
return $return === 'TB_SUCCESS' ? false : $return;
|
|
}
|
|
|
|
/* Die rolling:
|
|
* If "dice XdY+/-Z" is in the email field (where X or +/-Z may be
|
|
* missing), X Y-sided dice are rolled and summed, with the modifier Z
|
|
* added on. The result is displayed at the top of the post.
|
|
*/
|
|
function diceRoller($post) {
|
|
global $config;
|
|
if(strpos(strtolower($post->email), 'dice%20') === 0) {
|
|
$dicestr = str_split(substr($post->email, strlen('dice%20')));
|
|
|
|
// Get params
|
|
$diceX = '';
|
|
$diceY = '';
|
|
$diceZ = '';
|
|
|
|
$curd = 'diceX';
|
|
for($i = 0; $i < count($dicestr); $i ++) {
|
|
if(is_numeric($dicestr[$i])) {
|
|
$$curd .= $dicestr[$i];
|
|
} else if($dicestr[$i] == 'd') {
|
|
$curd = 'diceY';
|
|
} else if($dicestr[$i] == '-' || $dicestr[$i] == '+') {
|
|
$curd = 'diceZ';
|
|
$$curd = $dicestr[$i];
|
|
}
|
|
}
|
|
|
|
// Default values for X and Z
|
|
if($diceX == '') {
|
|
$diceX = '1';
|
|
}
|
|
|
|
if($diceZ == '') {
|
|
$diceZ = '+0';
|
|
}
|
|
|
|
// Intify them
|
|
$diceX = intval($diceX);
|
|
$diceY = intval($diceY);
|
|
$diceZ = intval($diceZ);
|
|
|
|
// Continue only if we have valid values
|
|
if($diceX > 0 && $diceY > 0) {
|
|
$dicerolls = array();
|
|
$dicesum = $diceZ;
|
|
for($i = 0; $i < $diceX; $i++) {
|
|
$roll = rand(1, $diceY);
|
|
$dicerolls[] = $roll;
|
|
$dicesum += $roll;
|
|
}
|
|
|
|
// Prepend the result to the post body
|
|
$modifier = ($diceZ != 0) ? ((($diceZ < 0) ? ' - ' : ' + ') . abs($diceZ)) : '';
|
|
$dicesum = ($diceX > 1) ? ' = ' . $dicesum : '';
|
|
$post->body = '<table class="diceroll"><tr><td><img src="'.$config['dir']['static'].'d10.svg" alt="Dice roll" width="24"></td><td>Rolled ' . implode(', ', $dicerolls) . $modifier . $dicesum . '</td></tr></table><br/>' . $post->body;
|
|
}
|
|
}
|
|
}
|
|
|
|
function slugify($post) {
|
|
global $config;
|
|
|
|
$slug = "";
|
|
|
|
if (isset($post['subject']) && $post['subject'])
|
|
$slug = $post['subject'];
|
|
elseif (isset ($post['body_nomarkup']) && $post['body_nomarkup'])
|
|
$slug = $post['body_nomarkup'];
|
|
elseif (isset ($post['body']) && $post['body'])
|
|
$slug = strip_tags($post['body']);
|
|
|
|
// Fix UTF-8 first
|
|
$slug = mb_convert_encoding($slug, "UTF-8", "UTF-8");
|
|
|
|
// Transliterate local characters like ü, I wonder how would it work for weird alphabets :^)
|
|
$slug = iconv("UTF-8", "ASCII//TRANSLIT//IGNORE", $slug);
|
|
|
|
// Remove Tinyboard custom markup
|
|
$slug = preg_replace("/<tinyboard [^>]+>.*?<\/tinyboard>/s", '', $slug);
|
|
|
|
// Downcase everything
|
|
$slug = strtolower($slug);
|
|
|
|
// Strip bad characters, alphanumerics should suffice
|
|
$slug = preg_replace('/[^a-zA-Z0-9]/', '-', $slug);
|
|
|
|
// Replace multiple dashes with single ones
|
|
$slug = preg_replace('/-+/', '-', $slug);
|
|
|
|
// Strip dashes at the beginning and at the end
|
|
$slug = preg_replace('/^-|-$/', '', $slug);
|
|
|
|
// Slug should be X characters long, at max (80?)
|
|
$slug = substr($slug, 0, $config['slug_max_size']);
|
|
|
|
// Slug is now ready
|
|
return $slug;
|
|
}
|
|
|
|
function link_for($post, $page50 = false, $foreignlink = false, $thread = false) {
|
|
global $config, $board;
|
|
|
|
$post = (array)$post;
|
|
|
|
// Where do we need to look for OP?
|
|
$b = $foreignlink ? $foreignlink : (isset($post['board']) ? array('uri' => $post['board']) : $board);
|
|
|
|
$id = (isset($post['thread']) && $post['thread']) ? $post['thread'] : $post['id'];
|
|
|
|
$slug = false;
|
|
|
|
if ($config['slugify'] && ( (isset($post['thread']) && $post['thread']) || !isset ($post['slug']) ) ) {
|
|
$cvar = "slug_".$b['uri']."_".$id;
|
|
if (!$thread) {
|
|
$slug = Cache::get($cvar);
|
|
|
|
if ($slug === false) {
|
|
$query = prepare(sprintf("SELECT `slug` FROM ``posts_%s`` WHERE `id` = :id", $b['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$thread = $query->fetch(PDO::FETCH_ASSOC);
|
|
|
|
$slug = $thread['slug'];
|
|
|
|
Cache::set($cvar, $slug);
|
|
}
|
|
}
|
|
else {
|
|
$slug = $thread['slug'];
|
|
}
|
|
}
|
|
elseif ($config['slugify']) {
|
|
$slug = $post['slug'];
|
|
}
|
|
|
|
|
|
if ( $page50 && $slug) $tpl = $config['file_page50_slug'];
|
|
else if (!$page50 && $slug) $tpl = $config['file_page_slug'];
|
|
else if ( $page50 && !$slug) $tpl = $config['file_page50'];
|
|
else if (!$page50 && !$slug) $tpl = $config['file_page'];
|
|
|
|
return sprintf($tpl, $id, $slug);
|
|
}
|
|
|
|
function prettify_textarea($s){
|
|
return str_replace("\t", '	', str_replace("\n", ' ', htmlentities($s)));
|
|
}
|
|
|
|
/*class HTMLPurifier_URIFilter_NoExternalImages extends HTMLPurifier_URIFilter {
|
|
public $name = 'NoExternalImages';
|
|
public function filter(&$uri, $c, $context) {
|
|
global $config;
|
|
$ct = $context->get('CurrentToken');
|
|
|
|
if (!$ct || $ct->name !== 'img') return true;
|
|
|
|
if (!isset($uri->host) && !isset($uri->scheme)) return true;
|
|
|
|
if (!in_array($uri->scheme . '://' . $uri->host . '/', $config['allowed_offsite_urls'])) {
|
|
error('No off-site links in board announcement images.');
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}*/
|
|
|
|
function purify_html($s) {
|
|
global $config;
|
|
|
|
$c = HTMLPurifier_Config::createDefault();
|
|
$c->set('HTML.Allowed', $config['allowed_html']);
|
|
$uri = $c->getDefinition('URI');
|
|
$uri->addFilter(new HTMLPurifier_URIFilter_NoExternalImages(), $c);
|
|
$purifier = new HTMLPurifier($c);
|
|
$clean_html = $purifier->purify($s);
|
|
return $clean_html;
|
|
}
|
|
|
|
function markdown($s) {
|
|
$pd = new Parsedown();
|
|
$pd->setMarkupEscaped(true);
|
|
$pd->setimagesEnabled(false);
|
|
|
|
return $pd->text($s);
|
|
}
|
|
|
|
function generation_strategy($fun, $array=array()) { global $config;
|
|
$action = false;
|
|
|
|
foreach ($config['generation_strategies'] as $s) {
|
|
if ($action = $s($fun, $array)) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
switch ($action[0]) {
|
|
case 'immediate':
|
|
return 'rebuild';
|
|
case 'defer':
|
|
// Ok, it gets interesting here :)
|
|
get_queue('generate')->push(serialize(array('build', $fun, $array, $action)));
|
|
return 'ignore';
|
|
case 'build_on_load':
|
|
return 'delete';
|
|
}
|
|
}
|
|
|
|
function strategy_immediate($fun, $array) {
|
|
return array('immediate');
|
|
}
|
|
|
|
function strategy_smart_build($fun, $array) {
|
|
return array('build_on_load');
|
|
}
|
|
|
|
function strategy_sane($fun, $array) { global $config;
|
|
if (php_sapi_name() == 'cli') return false;
|
|
else if (isset($_POST['mod'])) return false;
|
|
// Thread needs to be done instantly. Same with a board page, but only if posting a new thread.
|
|
else if ($fun == 'sb_thread' || ($fun == 'sb_board' && $array[1] == 1 && isset ($_POST['page']))) return array('immediate');
|
|
else return false;
|
|
}
|
|
|
|
// My first, test strategy.
|
|
function strategy_first($fun, $array) {
|
|
switch ($fun) {
|
|
case 'sb_thread':
|
|
return array('defer');
|
|
case 'sb_board':
|
|
if ($array[1] > 8) return array('build_on_load');
|
|
else return array('defer');
|
|
case 'sb_api':
|
|
return array('defer');
|
|
case 'sb_catalog':
|
|
return array('defer');
|
|
case 'sb_recent':
|
|
return array('build_on_load');
|
|
case 'sb_sitemap':
|
|
return array('build_on_load');
|
|
case 'sb_ukko':
|
|
return array('defer');
|
|
}
|
|
}
|