1522 lines
50 KiB
PHP
1522 lines
50 KiB
PHP
<?php
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if($_SERVER['SCRIPT_FILENAME'] == str_replace('\\', '/', __FILE__)) {
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// You cannot request this file directly.
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header('Location: ../', true, 302);
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exit;
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}
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register_shutdown_function('fatal_error_handler');
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loadConfig();
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function loadConfig() {
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global $board, $config, $__ip, $debug;
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require 'config.php';
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if (file_exists('inc/instance-config.php')) {
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require 'inc/instance-config.php';
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}
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if(isset($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['debug']) {
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if(!isset($debug)) {
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$debug = Array('sql' => Array(), 'purge' => Array(), 'memcached' => Array());
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$debug['start'] = microtime(true);
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}
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}
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date_default_timezone_set($config['timezone']);
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if(!isset($config['post_url']))
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$config['post_url'] = $config['root'] . $config['file_post'];
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if(!isset($config['referer_match']))
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$config['referer_match'] = '/^' .
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(preg_match($config['url_regex'], $config['root']) ? '' :
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(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] && $_SERVER['HTTPS'] != 'off' ? 'https' : 'http') .
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':\/\/'.$_SERVER['HTTP_HOST']) .
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preg_quote($config['root'], '/') .
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'(' .
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str_replace('%s', '\w+', preg_quote($config['board_path'], '/')) .
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'(' . preg_quote($config['file_index'], '/') . ')?' .
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'|' .
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str_replace('%s', '\w+', preg_quote($config['board_path'], '/')) .
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preg_quote($config['dir']['res'], '/') .
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str_replace('%d', '\d+', preg_quote($config['file_page'], '/')) .
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'|' .
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preg_quote($config['file_mod'], '/') . '\?\/.+' .
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')$/i';
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if(!isset($config['cookies']['path']))
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$config['cookies']['path'] = &$config['root'];
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if(!isset($config['dir']['static']))
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$config['dir']['static'] = $config['root'] . 'static/';
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if(!isset($config['image_sticky']))
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$config['image_sticky'] = $config['dir']['static'] . 'sticky.gif';
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if(!isset($config['image_locked']))
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$config['image_locked'] = $config['dir']['static'] . 'locked.gif';
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if(!isset($config['image_deleted']))
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$config['image_deleted'] = $config['dir']['static'] . 'deleted.png';
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if(!isset($config['image_zip']))
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$config['image_zip'] = $config['dir']['static'] . 'zip.png';
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if(!isset($config['uri_thumb']))
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$config['uri_thumb'] = $config['root'] . $board['dir'] . $config['dir']['thumb'];
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else
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$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'] . $config['dir']['img'];
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else
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$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'] = $config['root'] . 'main.js';
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if($config['root_file']) {
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chdir($config['root_file']);
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}
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if($config['verbose_errors']) {
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error_reporting(E_ALL);
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ini_set('display_errors', 1);
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}
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if($config['ipv6_ipv4'] && isset($_SERVER['REMOTE_ADDR'])) {
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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'] = $m[2];
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}
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if($config['recaptcha'])
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require_once 'inc/contrib/recaptcha/recaptchalib.php';
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if($config['memcached']['enabled'])
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memcached_open();
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}
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function basic_error_function_because_the_other_isnt_loaded_yet($message) {
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if(function_exists('sql_close')) sql_close();
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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']);
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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']);
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}
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}
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}
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}
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// Memcached
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function memcached_open() {
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global $memcached, $config;
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if($memcached) return;
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$memcached = new Memcached();
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$memcached->addServers($config['memcached']['servers']);
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}
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function loadThemeConfig($_theme) {
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global $config;
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if(!file_exists($config['dir']['themes'] . '/' . $_theme . '/info.php'))
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return false;
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// Load theme information into $theme
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include $config['dir']['themes'] . '/' . $_theme . '/info.php';
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return $theme;
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}
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function rebuildTheme($theme, $action) {
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global $config, $_theme;
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$_theme = $theme;
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$theme = loadThemeConfig($_theme);
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if(file_exists($config['dir']['themes'] . '/' . $_theme . '/theme.php')) {
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require_once $config['dir']['themes'] . '/' . $_theme . '/theme.php';
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$theme['build_function']($action, themeSettings($_theme));
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}
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}
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function rebuildThemes($action) {
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global $config, $_theme;
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// List themes
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$query = query("SELECT `theme` FROM `theme_settings` WHERE `name` IS NULL AND `value` IS NULL") or error(db_error());
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while($theme = $query->fetch()) {
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rebuildTheme($theme['theme'], $action);
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}
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}
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function themeSettings($theme) {
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$query = prepare("SELECT `name`, `value` FROM `theme_settings` WHERE `theme` = :theme AND `name` IS NOT NULL");
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$query->bindValue(':theme', $theme);
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$query->execute() or error(db_error($query));
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$settings = Array();
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while($s = $query->fetch()) {
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$settings[$s['name']] = $s['value'];
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}
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return $settings;
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}
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function sprintf3($str, $vars, $delim = '%') {
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$replaces = array();
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foreach($vars as $k => $v) {
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$replaces[$delim . $k . $delim] = $v;
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}
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return str_replace(array_keys($replaces),
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array_values($replaces), $str);
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}
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function setupBoard($array) {
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global $board, $config;
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$board = Array(
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'id' => $array['id'],
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'uri' => $array['uri'],
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'name' => $array['title'],
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'title' => $array['subtitle']);
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$board['dir'] = sprintf($config['board_path'], $board['uri']);
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$board['url'] = sprintf($config['board_abbreviation'], $board['uri']);
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loadConfig();
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if(!file_exists($board['dir'])) mkdir($board['dir'], 0777);
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if(!file_exists($board['dir'] . $config['dir']['img'])) @mkdir($board['dir'] . $config['dir']['img'], 0777) or error("Couldn't create " . $config['dir']['img'] . ". Check permissions.", true);
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if(!file_exists($board['dir'] . $config['dir']['thumb'])) @mkdir($board['dir'] . $config['dir']['thumb'], 0777) or error("Couldn't create " . $config['dir']['thumb'] . ". Check permissions.", true);
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if(!file_exists($board['dir'] . $config['dir']['res'])) @mkdir($board['dir'] . $config['dir']['res'], 0777) or error("Couldn't create " . $config['dir']['res'] . ". Check permissions.", true);
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}
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function openBoard($uri) {
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$query = prepare("SELECT * FROM `boards` WHERE `uri` = :uri LIMIT 1");
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$query->bindValue(':uri', $uri);
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$query->execute() or error(db_error($query));
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if($board = $query->fetch()) {
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setupBoard($board);
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return true;
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} else return false;
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}
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function boardTitle($uri) {
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$query = prepare("SELECT `title` FROM `boards` WHERE `uri` = :uri LIMIT 1");
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$query->bindValue(':uri', $uri);
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$query->execute() or error(db_error($query));
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if($title = $query->fetch()) {
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return $title['title'];
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} else return false;
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}
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function purge($uri) {
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global $config, $debug;
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if(preg_match($config['referer_match'], $config['root'])) {
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$uri = (str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) == '/' ? '/' : str_replace('\\', '/', dirname($_SERVER['REQUEST_URI'])) . '/') . $uri;
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} else {
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$uri = $config['root'] . $uri;
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}
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if($config['debug']) {
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$debug['purge'][] = $uri;
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}
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foreach($config['purge'] as &$purge) {
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$host = &$purge[0];
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$port = &$purge[1];
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$http_host = isset($purge[2]) ? $purge[2] : $_SERVER['HTTP_HOST'];
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$request = "PURGE {$uri} HTTP/1.0\r\nHost: {$http_host}\r\nUser-Agent: Tinyboard\r\nConnection: Close\r\n\r\n";
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if($fp = fsockopen($host, $port, $errno, $errstr, $config['purge_timeout'])) {
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fwrite($fp, $request);
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fclose($fp);
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} else {
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// Cannot connect?
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error('Could not PURGE for ' . $host);
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}
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}
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}
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function file_write($path, $data, $simple = false, $skip_purge = false) {
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global $config;
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if(preg_match('/^remote:\/\/(.+)\:(.+)$/', $path, $m)) {
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if(isset($config['remote'][$m[1]])) {
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require_once 'inc/remote.php';
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$remote = new Remote($config['remote'][$m[1]]);
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$remote->write($data, $m[2]);
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return;
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} else {
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error('Invalid remote server: ' . $m[1]);
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}
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}
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if(!$fp = fopen($path, $simple ? 'w' : 'c'))
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error('Unable to open file for writing: ' . $path);
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// File locking
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if(!$simple && !flock($fp, LOCK_EX)) {
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error('Unable to lock file: ' . $path);
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}
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// Truncate file
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if(!$simple && !ftruncate($fp, 0))
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error('Unable to truncate file: ' . $path);
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// Write data
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if(fwrite($fp, $data) === false)
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error('Unable to write to file: ' . $path);
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// Unlock
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if(!$simple)
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flock($fp, LOCK_UN);
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// Close
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if(!fclose($fp))
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error('Unable to close file: ' . $path);
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if(!$skip_purge && isset($config['purge']) && isset($_SERVER['HTTP_HOST'])) {
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// Purge cache
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if(basename($path) == $config['file_index']) {
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// Index file (/index.html); purge "/" as well
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$uri = dirname($path);
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// root
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if($uri == '.')
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$uri = '';
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else
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$uri .= '/';
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purge($uri);
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}
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purge($path);
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}
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}
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function file_unlink($path) {
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global $config, $debug;
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if($config['debug']) {
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if(!isset($debug['unlink']))
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$debug['unlink'] = Array();
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$debug['unlink'][] = $path;
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}
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$ret = @unlink($path);
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if(isset($config['purge']) && isset($_SERVER['HTTP_HOST'])) {
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// Purge cache
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if(basename($path) == $config['file_index']) {
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// Index file (/index.html); purge "/" as well
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$uri = dirname($path);
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// root
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if($uri == '.')
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$uri = '';
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else
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$uri .= '/';
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purge($uri);
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}
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purge($path);
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}
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return $ret;
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}
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function listBoards() {
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$query = query("SELECT * FROM `boards` ORDER BY `uri`") or error(db_error());
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$boards = $query->fetchAll();
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return $boards;
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}
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function checkFlood($post) {
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global $board, $config;
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$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE (`ip` = :ip AND `time` >= :floodtime) OR (`ip` = :ip AND `body` = :body AND `time` >= :floodsameiptime) OR (`body` = :body AND `time` >= :floodsametime) LIMIT 1", $board['uri']));
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$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
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$query->bindValue(':body', $post['body'], PDO::PARAM_INT);
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$query->bindValue(':floodtime', time()-$config['flood_time'], PDO::PARAM_INT);
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$query->bindValue(':floodsameiptime', time()-$config['flood_time_ip'], PDO::PARAM_INT);
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$query->bindValue(':floodsametime', time()-$config['flood_time_same'], PDO::PARAM_INT);
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$query->execute() or error(db_error($query));
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return (bool)$query->fetch();
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}
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function until($timestamp) {
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$difference = $timestamp - time();
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if($difference < 60) {
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return $difference . ' second' . ($difference != 1 ? 's' : '');
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} elseif($difference < 60*60) {
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return ($num = round($difference/(60))) . ' minute' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24) {
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return ($num = round($difference/(60*60))) . ' hour' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24*7) {
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return ($num = round($difference/(60*60*24))) . ' day' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24*365) {
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return ($num = round($difference/(60*60*24*7))) . ' week' . ($num != 1 ? 's' : '');
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} else {
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return ($num = round($difference/(60*60*24*365))) . ' year' . ($num != 1 ? 's' : '');
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}
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}
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function ago($timestamp) {
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$difference = time() - $timestamp;
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if($difference < 60) {
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return $difference . ' second' . ($difference != 1 ? 's' : '');
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} elseif($difference < 60*60) {
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return ($num = round($difference/(60))) . ' minute' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24) {
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return ($num = round($difference/(60*60))) . ' hour' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24*7) {
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return ($num = round($difference/(60*60*24))) . ' day' . ($num != 1 ? 's' : '');
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} elseif($difference < 60*60*24*365) {
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return ($num = round($difference/(60*60*24*7))) . ' week' . ($num != 1 ? 's' : '');
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} else {
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return ($num = round($difference/(60*60*24*365))) . ' year' . ($num != 1 ? 's' : '');
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}
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}
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function formatDate($timestamp) {
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return date('jS F, Y', $timestamp);
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}
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function displayBan($ban) {
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global $config;
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$body = '<div class="ban">
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<h2>You are banned! ;_;</h2>
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<p>You have been banned from ' .
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(!isset($ban['uri']) ?
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'all boards':
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'<strong>' . sprintf($config['board_abbreviation'], $ban['uri']) . '</strong>'
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) .
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' ' .
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($ban['reason'] ? 'for the following reason:' : 'for an unspecified reason.') .
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'</p>' .
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($ban['reason'] ?
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'<p class="reason">' .
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$ban['reason'] .
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'</p>'
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: '') .
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'<p>Your ban was filed on <strong>' .
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formatDate($ban['set']) .
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'</strong>, and <span id="expires">' .
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($ban['expires'] ?
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'expires <span id="countdown">' . until($ban['expires']) . '</span> from now, which is on <strong>' .
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formatDate($ban['expires']) .
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'</strong>
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<script>
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// return date("jS F, Y", $timestamp);
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var secondsLeft = ' . ($ban['expires'] - time()) . '
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var end = new Date().getTime() + secondsLeft*1000;
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function updateExpiresTime() {
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countdown.firstChild.nodeValue = until(end);
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}
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function until(end) {
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var now = new Date().getTime();
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var diff = Math.round((end - now) / 1000); // in seconds
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if (diff < 0) {
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document.getElementById("expires").innerHTML = "has since expired. Refresh the page to continue.";
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//location.reload(true);
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clearInterval(int);
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return "";
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} else if (diff < 60) {
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return diff + " second" + (diff == 1 ? "" : "s");
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} else if (diff < 60*60) {
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return (num = Math.round(diff/(60))) + " minute" + (num == 1 ? "" : "s");
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} else if (diff < 60*60*24) {
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return (num = Math.round(diff/(60*60))) + " hour" + (num == 1 ? "" : "s");
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} else if (diff < 60*60*24*7) {
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return (num = Math.round(diff/(60*60*24))) + " day" + (num == 1 ? "" : "s");
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} else if (diff < 60*60*24*365) {
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return (num = Math.round(diff/(60*60*24*7))) + " week" + (num == 1 ? "" : "s");
|
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} else {
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return (num = Math.round(diff/(60*60*24*365))) + " year" + (num == 1 ? "" : "s");
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}
|
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}
|
|
var countdown = document.getElementById("countdown");
|
|
|
|
updateExpiresTime();
|
|
var int = setInterval(updateExpiresTime, 1000);
|
|
</script>'
|
|
: '<em>will not expire</em>.' ) .
|
|
'</span></p>
|
|
<p>Your IP address is <strong>' . $_SERVER['REMOTE_ADDR'] . '</strong>.</p>
|
|
</div>';
|
|
|
|
// Show banned page and exit
|
|
die(Element('page.html', Array(
|
|
'config' => $config,
|
|
'title' => 'Banned',
|
|
'subtitle' => 'You are banned!',
|
|
'body' => $body
|
|
)
|
|
));
|
|
}
|
|
|
|
function checkBan($board = 0) {
|
|
global $config, $memcached;
|
|
|
|
if(!isset($_SERVER['REMOTE_ADDR'])) {
|
|
// Server misconfiguration
|
|
return;
|
|
}
|
|
|
|
|
|
$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `uri`, `bans`.`id` FROM `bans` LEFT JOIN `boards` ON `boards`.`id` = `board` WHERE (`board` IS NULL OR `uri` = :board) AND `ip` = :ip ORDER BY `expires` IS NULL DESC, `expires` DESC, `expires` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':board', $board);
|
|
$query->execute() or error(db_error($query));
|
|
if($query->rowCount() < 1 && $config['ban_range']) {
|
|
$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `uri` FROM `bans` LEFT JOIN `boards` ON `boards`.`id` = `board` WHERE (`board` IS NULL OR `uri` = :board) AND :ip REGEXP CONCAT('^', REPLACE(REPLACE(`ip`, '.', '\\.'), '*', '[0-9]*'), '$') ORDER BY `expires` IS NULL DESC, `expires` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->bindValue(':board', $board);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
if($ban = $query->fetch()) {
|
|
if($ban['expires'] && $ban['expires'] < time()) {
|
|
// Ban expired
|
|
$query = prepare("DELETE FROM `bans` WHERE `id` = :id LIMIT 1");
|
|
$query->bindValue(':id', $ban['id'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return;
|
|
}
|
|
|
|
displayBan($ban);
|
|
}
|
|
}
|
|
|
|
function threadLocked($id) {
|
|
global $board;
|
|
|
|
$query = prepare(sprintf("SELECT `locked` FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error());
|
|
|
|
if(!$post = $query->fetch()) {
|
|
// Non-existant, so it can't be locked...
|
|
return false;
|
|
}
|
|
|
|
return (bool) $post['locked'];
|
|
}
|
|
|
|
function threadExists($id) {
|
|
global $board;
|
|
|
|
$query = prepare(sprintf("SELECT 1 FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error());
|
|
|
|
if($query->rowCount()) {
|
|
return true;
|
|
} else return false;
|
|
}
|
|
|
|
function post($post, $OP) {
|
|
global $pdo, $board;
|
|
$query = prepare(sprintf("INSERT INTO `posts_%s` VALUES ( NULL, :thread, :subject, :email, :name, :trip, :capcode, :body, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked, :embed)", $board['uri']));
|
|
|
|
// Basic stuff
|
|
$query->bindValue(':subject', $post['subject']);
|
|
$query->bindValue(':email', $post['email']);
|
|
$query->bindValue(':name', $post['name']);
|
|
$query->bindValue(':trip', $post['trip']);
|
|
$query->bindValue(':body', $post['body']);
|
|
$query->bindValue(':time', time(), PDO::PARAM_INT);
|
|
$query->bindValue(':password', $post['password']);
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
|
|
if($post['mod'] && $post['sticky']) {
|
|
$query->bindValue(':sticky', 1, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':sticky', 0, PDO::PARAM_INT);
|
|
}
|
|
|
|
if($post['mod'] && $post['locked']) {
|
|
$query->bindValue(':locked', 1, PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':locked', 0, PDO::PARAM_INT);
|
|
}
|
|
|
|
if($post['mod'] && isset($post['capcode']) && $post['capcode']) {
|
|
$query->bindValue(':capcode', $post['capcode'], PDO::PARAM_INT);
|
|
} else {
|
|
$query->bindValue(':capcode', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if(!empty($post['embed'])) {
|
|
$query->bindValue(':embed', $post['embed']);
|
|
} else {
|
|
$query->bindValue(':embed', NULL, PDO::PARAM_NULL);
|
|
}
|
|
|
|
if($OP) {
|
|
// No parent thread, image
|
|
$query->bindValue(':thread', null, PDO::PARAM_NULL);
|
|
} else {
|
|
$query->bindValue(':thread', $post['thread'], PDO::PARAM_INT);
|
|
}
|
|
|
|
if($post['has_file']) {
|
|
$query->bindValue(':thumb', $post['thumb']);
|
|
$query->bindValue(':thumbwidth', $post['thumbwidth'], PDO::PARAM_INT);
|
|
$query->bindValue(':thumbheight', $post['thumbheight'], PDO::PARAM_INT);
|
|
$query->bindValue(':file', $post['file']);
|
|
$query->bindValue(':width', $post['width'], PDO::PARAM_INT);
|
|
$query->bindValue(':height', $post['height'], PDO::PARAM_INT);
|
|
$query->bindValue(':filesize', $post['filesize'], PDO::PARAM_INT);
|
|
$query->bindValue(':filename', $post['filename']);
|
|
$query->bindValue(':filehash', $post['filehash']);
|
|
} else {
|
|
$query->bindValue(':thumb', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':thumbwidth', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':thumbheight', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':file', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':width', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':height', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filesize', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filename', null, PDO::PARAM_NULL);
|
|
$query->bindValue(':filehash', null, PDO::PARAM_NULL);
|
|
}
|
|
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return $pdo->lastInsertId();
|
|
}
|
|
|
|
function bumpThread($id) {
|
|
global $board;
|
|
$query = prepare(sprintf("UPDATE `posts_%s` SET `bump` = :time WHERE `id` = :id AND `thread` IS NULL", $board['uri']));
|
|
$query->bindValue(':time', time(), PDO::PARAM_INT);
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
}
|
|
|
|
// Remove file from post
|
|
function deleteFile($id, $remove_entirely_if_already=true) {
|
|
global $board, $config;
|
|
|
|
$query = prepare(sprintf("SELECT `thread`,`thumb`,`file` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($query->rowCount() < 1) {
|
|
error($config['error']['invalidpost']);
|
|
}
|
|
|
|
$post = $query->fetch();
|
|
|
|
if($post['file'] == 'deleted' && !$post['thread'])
|
|
return; // Can't delete OP's image completely.
|
|
|
|
$query = prepare(sprintf("UPDATE `posts_%s` SET `thumb` = NULL, `thumbwidth` = NULL, `thumbheight` = NULL, `filewidth` = NULL, `fileheight` = NULL, `filesize` = NULL, `filename` = NULL, `filehash` = NULL, `file` = :file WHERE `id` = :id", $board['uri']));
|
|
if($post['file'] == 'deleted' && $remove_entirely_if_already) {
|
|
// Already deleted; remove file fully
|
|
$query->bindValue(':file', null, PDO::PARAM_NULL);
|
|
} else {
|
|
// Delete thumbnail
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
|
|
|
// Delete file
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $post['file']);
|
|
|
|
// Set file to 'deleted'
|
|
$query->bindValue(':file', 'deleted', PDO::PARAM_INT);
|
|
}
|
|
// Update database
|
|
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($post['thread'])
|
|
buildThread($post['thread']);
|
|
}
|
|
|
|
// Delete a post (reply or thread)
|
|
function deletePost($id, $error_if_doesnt_exist=true) {
|
|
global $board, $config;
|
|
|
|
// Select post and replies (if thread) in one query
|
|
$query = prepare(sprintf("SELECT `id`,`thread`,`thumb`,`file` FROM `posts_%s` WHERE `id` = :id OR `thread` = :id", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($query->rowCount() < 1) {
|
|
if($error_if_doesnt_exist)
|
|
error($config['error']['invalidpost']);
|
|
else return false;
|
|
}
|
|
|
|
// Delete posts and maybe replies
|
|
while($post = $query->fetch()) {
|
|
if(!$post['thread']) {
|
|
// Delete thread HTML page
|
|
file_unlink($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $post['id']));
|
|
} elseif($query->rowCount() == 1) {
|
|
// Rebuild thread
|
|
$rebuild = &$post['thread'];
|
|
}
|
|
if($post['thumb']) {
|
|
// Delete thumbnail
|
|
file_unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
|
}
|
|
if($post['file']) {
|
|
// Delete file
|
|
file_unlink($board['dir'] . $config['dir']['img'] . $post['file']);
|
|
}
|
|
}
|
|
|
|
$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));
|
|
|
|
if(isset($rebuild)) {
|
|
buildThread($rebuild);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function clean() {
|
|
global $board, $config;
|
|
$offset = round($config['max_pages']*$config['threads_per_page']);
|
|
|
|
// I too wish there was an easier way of doing this...
|
|
$query = prepare(sprintf("SELECT `id` FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT :offset, 9001", $board['uri']));
|
|
$query->bindValue(':offset', $offset, PDO::PARAM_INT);
|
|
|
|
$query->execute() or error(db_error($query));
|
|
while($post = $query->fetch()) {
|
|
deletePost($post['id']);
|
|
}
|
|
}
|
|
|
|
function index($page, $mod=false) {
|
|
global $board, $config, $memcached, $debug;
|
|
|
|
$body = '';
|
|
$offset = round($page*$config['threads_per_page']-$config['threads_per_page']);
|
|
|
|
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT :offset,:threads_per_page", $board['uri']));
|
|
$query->bindValue(':offset', $offset, PDO::PARAM_INT);
|
|
$query->bindValue(':threads_per_page', $config['threads_per_page'], PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($query->rowcount() < 1 && $page > 1) return false;
|
|
while($th = $query->fetch()) {
|
|
$thread = new Thread($th['id'], $th['subject'], $th['email'], $th['name'], $th['trip'], $th['capcode'], $th['body'], $th['time'], $th['thumb'], $th['thumbwidth'], $th['thumbheight'], $th['file'], $th['filewidth'], $th['fileheight'], $th['filesize'], $th['filename'], $th['ip'], $th['sticky'], $th['locked'], $th['embed'], $mod ? '?/' : $config['root'], $mod);
|
|
|
|
if($config['memcached']['enabled'] && !$mod) {
|
|
if($built = $memcached->get("threadindex_{$board['uri']}_{$th['id']}")) {
|
|
$body .= $built;
|
|
if($config['debug']) {
|
|
$debug['memcached'][] = "threadindex_{$board['uri']}_{$th['id']}";
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$posts = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` = :id ORDER BY `id` DESC LIMIT :limit", $board['uri']));
|
|
$posts->bindValue(':id', $th['id']);
|
|
$posts->bindValue(':limit', ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']), PDO::PARAM_INT);
|
|
$posts->execute() or error(db_error($posts));
|
|
|
|
$num_images = 0;
|
|
while($po = $posts->fetch()) {
|
|
if($po['file'])
|
|
$num_images++;
|
|
|
|
$thread->add(new Post($po['id'], $th['id'], $po['subject'], $po['email'], $po['name'], $po['trip'], $po['capcode'], $po['body'], $po['time'], $po['thumb'], $po['thumbwidth'], $po['thumbheight'], $po['file'], $po['filewidth'], $po['fileheight'], $po['filesize'], $po['filename'], $po['ip'], $po['embed'], $mod ? '?/' : $config['root'], $mod));
|
|
}
|
|
|
|
if($posts->rowCount() == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
|
|
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
|
|
$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
|
|
$count->execute() or error(db_error($count));
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted = $c['num'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
|
|
|
|
$c = $count->fetch();
|
|
$thread->omitted_images = $c['num'] - $num_images;
|
|
}
|
|
|
|
$thread->posts = array_reverse($thread->posts);
|
|
|
|
$built = '<div id="thread_' . $thread->id . '">' . $thread->build(true) . '</div>';
|
|
|
|
if($config['memcached']['enabled'] && !$mod) {
|
|
$memcached->set("threadindex_{$board['uri']}_{$th['id']}", $built, time() + $config['memcached']['timeout']);
|
|
}
|
|
|
|
$body .= $built;
|
|
}
|
|
|
|
return Array(
|
|
'board'=>$board,
|
|
'body'=>$body,
|
|
'post_url' => $config['post_url'],
|
|
'config' => $config,
|
|
'boardlist' => createBoardlist($mod)
|
|
);
|
|
}
|
|
|
|
function getPageButtons($pages, $mod=false) {
|
|
global $config, $board;
|
|
|
|
$btn = Array();
|
|
$root = ($mod ? '?/' : $config['root']) . $board['dir'];
|
|
|
|
foreach($pages as $num => $page) {
|
|
if(isset($page['selected'])) {
|
|
// Previous button
|
|
if($num == 0) {
|
|
// There is no previous page.
|
|
$btn['prev'] = 'Previous';
|
|
} else {
|
|
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') .
|
|
($num == 1 ?
|
|
$config['file_index']
|
|
:
|
|
sprintf($config['file_page'], $num)
|
|
);
|
|
|
|
$btn['prev'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
|
($mod ?
|
|
'<input type="hidden" name="status" value="301" />' .
|
|
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
|
:'') .
|
|
'<input type="submit" value="Previous" /></form>';
|
|
}
|
|
|
|
if($num == count($pages) - 1) {
|
|
// There is no next page.
|
|
$btn['next'] = 'Next';
|
|
} else {
|
|
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') . sprintf($config['file_page'], $num + 2);
|
|
|
|
$btn['next'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
|
($mod ?
|
|
'<input type="hidden" name="status" value="301" />' .
|
|
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
|
:'') .
|
|
'<input type="submit" value="Next" /></form>';
|
|
}
|
|
}
|
|
}
|
|
|
|
return $btn;
|
|
}
|
|
|
|
function getPages($mod=false) {
|
|
global $board, $config;
|
|
|
|
// Count threads
|
|
$query = query(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` IS NULL", $board['uri'])) or error(db_error());
|
|
|
|
$count = current($query->fetch());
|
|
$count = floor(($config['threads_per_page'] + $count - 1) / $config['threads_per_page']);
|
|
|
|
if($count < 1) $count = 1;
|
|
|
|
$pages = Array();
|
|
for($x=0;$x<$count && $x<$config['max_pages'];$x++) {
|
|
$pages[] = Array(
|
|
'num' => $x+1,
|
|
'link' => $x==0 ? ($mod ? '?/' : $config['root']) . $board['dir'] . $config['file_index'] : ($mod ? '?/' : $config['root']) . $board['dir'] . sprintf($config['file_page'], $x+1)
|
|
);
|
|
}
|
|
|
|
return $pages;
|
|
}
|
|
|
|
function makerobot($body) {
|
|
global $config;
|
|
$body = strtolower($body);
|
|
|
|
// Leave only letters
|
|
$body = preg_replace('/[^a-z]/i', '', $body);
|
|
// Remove repeating characters
|
|
if($config['robot_strip_repeating'])
|
|
$body = preg_replace('/(.)\\1+/', '$1', $body);
|
|
|
|
return sha1($body);
|
|
}
|
|
|
|
function checkRobot($body) {
|
|
$body = makerobot($body);
|
|
$query = prepare("SELECT 1 FROM `robot` WHERE `hash` = :hash LIMIT 1");
|
|
$query->bindValue(':hash', $body);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($query->fetch()) {
|
|
return true;
|
|
} else {
|
|
// Insert new hash
|
|
|
|
$query = prepare("INSERT INTO `robot` VALUES (:hash)");
|
|
$query->bindValue(':hash', $body);
|
|
$query->execute() or error(db_error($query));
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function numPosts($id) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT COUNT(*) as `count` FROM `posts_%s` WHERE `thread` = :thread", $board['uri']));
|
|
$query->bindValue(':thread', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$result = $query->fetch();
|
|
return $result['count'];
|
|
}
|
|
|
|
function muteTime() {
|
|
global $config;
|
|
// Find number of mutes in the past X hours
|
|
$query = prepare("SELECT COUNT(*) as `count` FROM `mutes` WHERE `time` >= :time AND `ip` = :ip");
|
|
$query->bindValue(':time', time()-($config['robot_mute_hour']*3600), PDO::PARAM_INT);
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
$result = $query->fetch();
|
|
if($result['count'] == 0) return 0;
|
|
return pow($config['robot_mute_multiplier'], $result['count']);
|
|
}
|
|
|
|
function mute() {
|
|
// Insert mute
|
|
$query = prepare("INSERT INTO `mutes` VALUES (:ip, :time)");
|
|
$query->bindValue(':time', time(), PDO::PARAM_INT);
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
return muteTime();
|
|
}
|
|
|
|
function checkMute() {
|
|
global $config, $memcached;
|
|
|
|
if($config['memcached']['enabled']) {
|
|
// Cached mute?
|
|
if(($mute = $memcached->get("mute_${_SERVER['REMOTE_ADDR']}")) && ($mutetime = $memcached->get("mutetime_${_SERVER['REMOTE_ADDR']}"))) {
|
|
error(sprintf($config['error']['youaremuted'], $mute['time'] + $mutetime - time()));
|
|
}
|
|
}
|
|
|
|
$mutetime = muteTime();
|
|
if($mutetime > 0) {
|
|
// Find last mute time
|
|
$query = prepare("SELECT `time` FROM `mutes` WHERE `ip` = :ip ORDER BY `time` DESC LIMIT 1");
|
|
$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if(!$mute = $query->fetch()) {
|
|
// What!? He's muted but he's not muted...
|
|
return;
|
|
}
|
|
|
|
if($mute['time'] + $mutetime > time()) {
|
|
if($config['memcached']['enabled']) {
|
|
$memcached->set("mute_${_SERVER['REMOTE_ADDR']}", $mute, $mute['time'] + $mutetime);
|
|
$memcached->set("mutetime_${_SERVER['REMOTE_ADDR']}", $mutetime, $mute['time'] + $mutetime);
|
|
}
|
|
// Not expired yet
|
|
error(sprintf($config['error']['youaremuted'], $mute['time'] + $mutetime - time()));
|
|
} else {
|
|
// Already expired
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
function createHiddenInputs() {
|
|
global $config;
|
|
|
|
$inputs = Array();
|
|
|
|
shuffle($config['spam']['hidden_input_names']);
|
|
$hidden_input_names_x = 0;
|
|
|
|
$input_count = rand($config['spam']['hidden_inputs_min'], $config['spam']['hidden_inputs_max']);
|
|
for($x=0;$x<$input_count;$x++) {
|
|
if(rand(0, 2) == 0 || $hidden_input_names_x < 0) {
|
|
// Use an obscure name
|
|
$name = substr(base64_encode(sha1(rand())), 0, rand(2, 40));
|
|
} else {
|
|
// Use a pre-defined confusing name
|
|
$name = $config['spam']['hidden_input_names'][$hidden_input_names_x++];
|
|
if($hidden_input_names_x >= count($config['spam']['hidden_input_names']))
|
|
$hidden_input_names_x = -1;
|
|
}
|
|
|
|
if(rand(0, 2) == 0) {
|
|
// Value must be null
|
|
$inputs[$name] = '';
|
|
} elseif(rand(0, 4) == 0) {
|
|
// Numeric value
|
|
$inputs[$name] = rand(0, 100);
|
|
} else {
|
|
// Obscure value
|
|
$inputs[$name] = substr(base64_encode(sha1(rand())), 0, rand(2, 40));
|
|
}
|
|
}
|
|
|
|
$content = '';
|
|
foreach($inputs as $name => $value) {
|
|
$display_type = rand(0, 8);
|
|
|
|
switch($display_type) {
|
|
case 0:
|
|
$content .= '<input type="hidden" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" />';
|
|
break;
|
|
case 1:
|
|
$content .= '<input style="display:none" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" />';
|
|
break;
|
|
case 2:
|
|
$content .= '<input type="hidden" value="' . htmlspecialchars($value) . '" name="' . htmlspecialchars($name) . '" />';
|
|
break;
|
|
case 3:
|
|
$content .= '<input type="hidden" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" />';
|
|
break;
|
|
case 4:
|
|
$content .= '<span style="display:none"><input type="text" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" /></span>';
|
|
break;
|
|
case 5:
|
|
$content .= '<div style="display:none"><input type="text" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" /></div>';
|
|
break;
|
|
case 6:
|
|
if(!empty($value))
|
|
$content .= '<textarea style="display:none" name="' . htmlspecialchars($name) . '">' . htmlspecialchars($value) . '</textarea>';
|
|
else
|
|
$content .= '<input type="hidden" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" />';
|
|
break;
|
|
case 7:
|
|
if(!empty($value))
|
|
$content .= '<textarea name="' . htmlspecialchars($name) . '" style="display:none">' . htmlspecialchars($value) . '</textarea>';
|
|
else
|
|
$content .= '<input type="hidden" name="' . htmlspecialchars($name) . '" value="' . htmlspecialchars($value) . '" />';
|
|
break;
|
|
case 8:
|
|
$content .= '<div style="display:none"><textarea name="' . htmlspecialchars($name) . '" style="display:none">' . htmlspecialchars($value) . '</textarea></div>';
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Create a hash to validate it after
|
|
// This is the tricky part.
|
|
|
|
// First, sort the keys in alphabetical order (A-Z)
|
|
ksort($inputs);
|
|
|
|
$hash = '';
|
|
|
|
// Iterate through each input
|
|
foreach($inputs as $name => $value) {
|
|
$hash .= $name . '=' . $value;
|
|
}
|
|
|
|
// Add a salt to the hash
|
|
$hash .= $config['cookies']['salt'];
|
|
|
|
// Use SHA1 for the hash
|
|
$hash = sha1($hash);
|
|
|
|
// Append it to the HTML
|
|
$content .= '<input type="hidden" name="hash" value="' . $hash . '" />';
|
|
|
|
return $content;
|
|
}
|
|
|
|
function checkSpam() {
|
|
global $config;
|
|
|
|
if(!isset($_POST['hash']))
|
|
return true;
|
|
|
|
$hash = $_POST['hash'];
|
|
|
|
// Reconsturct the $inputs array
|
|
$inputs = Array();
|
|
|
|
foreach($_POST as $name => $value) {
|
|
if(in_array($name, $config['spam']['valid_inputs']))
|
|
continue;
|
|
|
|
$inputs[$name] = $value;
|
|
}
|
|
|
|
// Sort the inputs in alphabetical order (A-Z)
|
|
ksort($inputs);
|
|
|
|
$_hash = '';
|
|
|
|
// Iterate through each input
|
|
foreach($inputs as $name => $value) {
|
|
$_hash .= $name . '=' . $value;
|
|
}
|
|
|
|
// Add a salt to the hash
|
|
$_hash .= $config['cookies']['salt'];
|
|
|
|
// Use SHA1 for the hash
|
|
$_hash = sha1($_hash);
|
|
|
|
return $hash != $_hash;
|
|
}
|
|
|
|
function buildIndex() {
|
|
global $board, $config;
|
|
|
|
$pages = getPages();
|
|
|
|
$page = 1;
|
|
while($page <= $config['max_pages'] && $content = index($page)) {
|
|
$filename = $board['dir'] . ($page==1 ? $config['file_index'] : sprintf($config['file_page'], $page));
|
|
if(file_exists($filename)) $md5 = md5_file($filename);
|
|
|
|
$content['pages'] = $pages;
|
|
$content['pages'][$page-1]['selected'] = true;
|
|
$content['btn'] = getPageButtons($content['pages']);
|
|
$content['hidden_inputs'] = createHiddenInputs();
|
|
file_write($filename, Element('index.html', $content));
|
|
|
|
if(isset($md5) && $md5 == md5_file($filename)) {
|
|
break;
|
|
}
|
|
$page++;
|
|
}
|
|
if($page < $config['max_pages']) {
|
|
for(;$page<=$config['max_pages'];$page++) {
|
|
$filename = $page==1 ? $config['file_index'] : sprintf($config['file_page'], $page);
|
|
file_unlink($filename);
|
|
}
|
|
}
|
|
}
|
|
|
|
function buildJavascript() {
|
|
global $config;
|
|
|
|
$stylesheets = Array();
|
|
foreach($config['stylesheets'] as $name => $uri) {
|
|
$stylesheets[] = Array(
|
|
'name' => addslashes($name),
|
|
'uri' => addslashes((!empty($uri) ? $config['uri_stylesheets'] : '') . $uri));
|
|
}
|
|
|
|
file_write($config['file_script'], Element('main.js', Array(
|
|
'config' => $config,
|
|
'stylesheets' => $stylesheets
|
|
)));
|
|
}
|
|
|
|
function checkDNSBL() {
|
|
global $config;
|
|
|
|
if(isIPv6())
|
|
return; // No IPv6 support yet.
|
|
|
|
if(!isset($_SERVER['REMOTE_ADDR']))
|
|
return; // Fix your web server configuration
|
|
|
|
if(in_array($_SERVER['REMOTE_ADDR'], $config['dnsbl_exceptions']))
|
|
return;
|
|
|
|
$ip = ReverseIPOctets($_SERVER['REMOTE_ADDR']);
|
|
|
|
foreach($config['dnsbl'] as &$blacklist) {
|
|
$lookup = $ip . '.' . $blacklist;
|
|
$host = gethostbyname($lookup);
|
|
if($host != $lookup) {
|
|
// On NXDOMAIN (meaning it's not in the blacklist), gethostbyname() returns the host unchanged.
|
|
if(preg_match('/^127\.0\.0\./', $host) && $host != '127.0.0.10')
|
|
error(sprintf($config['error']['dnsbl'], $blacklist));
|
|
}
|
|
}
|
|
}
|
|
|
|
function isIPv6() {
|
|
return strstr($_SERVER['REMOTE_ADDR'], ':') !== false;
|
|
}
|
|
|
|
function ReverseIPOctets($ip) {
|
|
$ipoc = explode('.', $ip);
|
|
return $ipoc[3] . '.' . $ipoc[2] . '.' . $ipoc[1] . '.' . $ipoc[0];
|
|
}
|
|
|
|
function wordfilters(&$body) {
|
|
global $config;
|
|
|
|
foreach($config['wordfilters'] as $filter) {
|
|
if(isset($filter[2]) && $filter[2]) {
|
|
$body = preg_replace($filter[0], $filter[1], $body);
|
|
} else {
|
|
$body = str_replace($filter[0], $filter[1], $body);
|
|
}
|
|
}
|
|
}
|
|
|
|
function quote($body, $quote=true) {
|
|
$body = str_replace('<br/>', "\n", $body);
|
|
|
|
$body = strip_tags($body);
|
|
|
|
$body = preg_replace("/(^|\n)/", '$1>', $body);
|
|
|
|
return $body . "\n";
|
|
}
|
|
|
|
function markup(&$body) {
|
|
global $board, $config;
|
|
|
|
$body = utf8tohtml($body, true);
|
|
|
|
if($config['wiki_markup']) {
|
|
$body = preg_replace("/(^|\n)==(.+?)==\n?/m", "<span class=\"heading\">$2</span>", $body);
|
|
$body = preg_replace("/'''(.+?)'''/m", "<strong>$1</strong>", $body);
|
|
$body = preg_replace("/''(.+?)''/m", "<em>$1</em>", $body);
|
|
$body = preg_replace("/\*\*(.+?)\*\*/m", "<span class=\"spoiler\">$1</span>", $body);
|
|
}
|
|
|
|
if($config['markup_urls']) {
|
|
$body = preg_replace($config['url_regex'], "<a target=\"_blank\" rel=\"nofollow\" href=\"$0\">$0</a>", $body, -1, $num_links);
|
|
if($num_links > $config['max_links'])
|
|
error($config['error']['toomanylinks']);
|
|
}
|
|
|
|
if($config['auto_unicode']) {
|
|
$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('--', '—', $body); // en dash
|
|
}
|
|
|
|
// Cites
|
|
if(isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.?]|$)/', $body, $cites)) {
|
|
if(count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycites']);
|
|
}
|
|
|
|
for($index=0;$index<count($cites[0]);$index++) {
|
|
$cite = $cites[2][$index];
|
|
$query = prepare(sprintf("SELECT `thread`,`id` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $cite);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($post = $query->fetch()) {
|
|
$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
|
|
$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
|
|
'>>' . $cite .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[3][$index], $body);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Cross-board linking
|
|
if(preg_match_all('/(^|\s)>>>\/(\w+?)\/(\d+)?([\s,.?]|$)/', $body, $cites)) {
|
|
if(count($cites[0]) > $config['max_cites']) {
|
|
error($config['error']['toomanycross']);
|
|
}
|
|
|
|
for($index=0;$index<count($cites[0]);$index++) {
|
|
$_board = $cites[2][$index];
|
|
$cite = @$cites[3][$index];
|
|
|
|
// Temporarily store board information because it will be overwritten
|
|
$tmp_board = $board['uri'];
|
|
|
|
// Check if the board exists, and load settings
|
|
if(openBoard($_board)) {
|
|
if($cite) {
|
|
$query = prepare(sprintf("SELECT `thread`,`id` FROM `posts_%s` WHERE `id` = :id LIMIT 1", $board['uri']));
|
|
$query->bindValue(':id', $cite);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($post = $query->fetch()) {
|
|
$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
|
|
$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
|
|
'>>>/' . $_board . '/' . $cite .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[4][$index], $body);
|
|
}
|
|
} else {
|
|
$replacement = '<a href="' .
|
|
$config['root'] . $board['dir'] . $config['file_index'] . '">' .
|
|
'>>>/' . $_board . '/' .
|
|
'</a>';
|
|
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[4][$index], $body);
|
|
}
|
|
}
|
|
|
|
// Restore main board settings
|
|
openBoard($tmp_board);
|
|
}
|
|
}
|
|
|
|
|
|
$body = str_replace("\r", '', $body);
|
|
|
|
$body = preg_replace("/(^|\n)([\s]+)?(>)([^\n]+)?($|\n)/m", '$1$2<span class="quote">$3$4</span>$5', $body);
|
|
|
|
if($config['strip_superfluous_returns'])
|
|
$body = preg_replace('/\s+$/', '', $body);
|
|
|
|
$body = preg_replace("/\n/", '<br/>', $body);
|
|
}
|
|
|
|
function html_entity_decode_utf8($string) {
|
|
static $trans_tbl;
|
|
|
|
// replace numeric entities
|
|
$string = preg_replace('~&#x([0-9a-f]+);~ei', 'code2utf(hexdec("\\1"))', $string);
|
|
$string = preg_replace('~&#([0-9]+);~e', 'code2utf(\\1)', $string);
|
|
|
|
// replace literal entities
|
|
if (!isset($trans_tbl)) {
|
|
$trans_tbl = array();
|
|
|
|
foreach (get_html_translation_table(HTML_ENTITIES) as $val=>$key)
|
|
$trans_tbl[$key] = utf8_encode($val);
|
|
}
|
|
|
|
return strtr($string, $trans_tbl);
|
|
}
|
|
|
|
// Returns the utf string corresponding to the unicode value (from php.net, courtesy - romans@void.lv)
|
|
function code2utf($num) {
|
|
if ($num < 128)
|
|
return chr($num);
|
|
if ($num < 2048)
|
|
return chr(($num >> 6) + 192) . chr(($num & 63) + 128);
|
|
if ($num < 65536)
|
|
return chr(($num >> 12) + 224) . chr((($num >> 6) & 63) + 128) . chr(($num & 63) + 128);
|
|
if ($num < 2097152)
|
|
return chr(($num >> 18) + 240) . chr((($num >> 12) & 63) + 128) . chr((($num >> 6) & 63) + 128) . chr(($num & 63) + 128);
|
|
return '';
|
|
}
|
|
|
|
function utf8tohtml($utf8, $encodeTags=true) {
|
|
$result = '';
|
|
for ($i = 0; $i < strlen($utf8); $i++) {
|
|
$char = $utf8[$i];
|
|
$ascii = ord($char);
|
|
if ($ascii < 128) {
|
|
// one-byte character
|
|
$result .= ($encodeTags) ? htmlentities($char) : $char;
|
|
} else if ($ascii < 192) {
|
|
// non-utf8 character or not a start byte
|
|
} else if ($ascii < 224) {
|
|
// two-byte character
|
|
$result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8');
|
|
$i++;
|
|
} else if ($ascii < 240) {
|
|
// three-byte character
|
|
$ascii1 = ord($utf8[$i+1]);
|
|
$ascii2 = @ord($utf8[$i+2]);
|
|
$unicode = (15 & $ascii) * 4096 +
|
|
(63 & $ascii1) * 64 +
|
|
(63 & $ascii2);
|
|
$result .= "&#$unicode;";
|
|
$i += 2;
|
|
} else if ($ascii < 248) {
|
|
// four-byte character
|
|
$ascii1 = ord($utf8[$i+1]);
|
|
$ascii2 = ord($utf8[$i+2]);
|
|
$ascii3 = ord($utf8[$i+3]);
|
|
$unicode = (15 & $ascii) * 262144 +
|
|
(63 & $ascii1) * 4096 +
|
|
(63 & $ascii2) * 64 +
|
|
(63 & $ascii3);
|
|
$result .= "&#$unicode;";
|
|
$i += 3;
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
function buildThread($id, $return=false, $mod=false) {
|
|
global $board, $config, $memcached;
|
|
$id = round($id);
|
|
|
|
if($config['memcached']['enabled'] && !$mod) {
|
|
// Clear cache for index pages
|
|
$memcached->delete("threadindex_{$board['uri']}_{$id}");
|
|
}
|
|
|
|
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`id`", $board['uri']));
|
|
$query->bindValue(':id', $id, PDO::PARAM_INT);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
while($post = $query->fetch()) {
|
|
if(!isset($thread)) {
|
|
$thread = new Thread($post['id'], $post['subject'], $post['email'], $post['name'], $post['trip'], $post['capcode'], $post['body'], $post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'], $post['filename'], $post['ip'], $post['sticky'], $post['locked'], $post['embed'], $mod ? '?/' : $config['root'], $mod);
|
|
} else {
|
|
$thread->add(new Post($post['id'], $thread->id, $post['subject'], $post['email'], $post['name'], $post['trip'], $post['capcode'], $post['body'], $post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'], $post['filename'], $post['ip'], $post['embed'], $mod ? '?/' : $config['root'], $mod));
|
|
}
|
|
}
|
|
|
|
// Check if any posts were found
|
|
if(!isset($thread)) error($config['error']['nonexistant']);
|
|
|
|
$body = Element('thread.html', Array(
|
|
'board'=>$board,
|
|
'body'=>$thread->build(),
|
|
'config' => $config,
|
|
'id' => $id,
|
|
'mod' => $mod,
|
|
'boardlist' => createBoardlist($mod),
|
|
'hidden_inputs' => $content['hidden_inputs'] = createHiddenInputs(),
|
|
'return' => ($mod ? '?' . $board['url'] . $config['file_index'] : $config['root'] . $board['uri'] . '/' . $config['file_index'])
|
|
));
|
|
|
|
if($return)
|
|
return $body;
|
|
else
|
|
file_write($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $id), $body);
|
|
}
|
|
|
|
function rrmdir($dir) {
|
|
if (is_dir($dir)) {
|
|
$objects = scandir($dir);
|
|
foreach ($objects as $object) {
|
|
if ($object != "." && $object != "..") {
|
|
if (filetype($dir."/".$object) == "dir")
|
|
rrmdir($dir."/".$object);
|
|
else
|
|
file_unlink($dir."/".$object);
|
|
}
|
|
}
|
|
reset($objects);
|
|
rmdir($dir);
|
|
}
|
|
}
|
|
|
|
function poster_id($ip, $thread) {
|
|
global $config;
|
|
|
|
// Confusing, hard to brute-force, but simple algorithm
|
|
return substr(sha1(sha1($ip . $config['secure_trip_salt'] . $thread) . $config['secure_trip_salt']), 0, $config['poster_id_length']);
|
|
}
|
|
|
|
function generate_tripcode($name, $length = 10){
|
|
global $config;
|
|
$t = explode('#', $name);
|
|
$nameo = $t[0];
|
|
if ( isset ( $t[1] ) || isset ( $t[2] ) ) {
|
|
$trip = ( ( strlen ( $t[1] ) > 0 ) ? $t[1] : $t[2] );
|
|
if ( ( function_exists ( 'mb_convert_encoding' ) ) ) {
|
|
// multi-byte encoding is necessary to produce standard tripcode output, but only use it if available
|
|
mb_substitute_character('none');
|
|
$recoded_cap = mb_convert_encoding ( $trip, 'Shift_JIS', 'UTF-8' );
|
|
}
|
|
$trip = ( ( ! empty ( $recoded_cap ) ) ? $recoded_cap : $trip );
|
|
$salt = substr ( $trip.'H.', 1, 2 );
|
|
$salt = preg_replace ( '/[^\.-z]/', '.', $salt );
|
|
$salt = strtr ( $salt, ':;<=>?@[\]^_`', 'ABCDEFGabcdef' );
|
|
if ( isset ( $t[2] ) ) {
|
|
// secure
|
|
if(isset($config['custom_tripcode']["##{$trip}"]))
|
|
$trip = $config['custom_tripcode']["##{$trip}"];
|
|
else
|
|
$trip = '!!' . substr ( crypt ( $trip, $config['secure_trip_salt'] ), ( -1 * $length ) );
|
|
} else {
|
|
// insecure
|
|
if(isset($config['custom_tripcode']["#{$trip}"]))
|
|
$trip = $config['custom_tripcode']["#{$trip}"];
|
|
else
|
|
$trip = '!' . substr ( crypt ( $trip, $salt ), ( -1 * $length ) );
|
|
}
|
|
}
|
|
if ( isset ( $trip ) ) {
|
|
return array ( $nameo, $trip );
|
|
} else {
|
|
return array ( $nameo );
|
|
}
|
|
}
|
|
|
|
// Highest common factor
|
|
function hcf($a, $b){
|
|
$gcd = 1;
|
|
if ($a>$b) {
|
|
$a = $a+$b;
|
|
$b = $a-$b;
|
|
$a = $a-$b;
|
|
}
|
|
if ($b==(round($b/$a))*$a)
|
|
$gcd=$a;
|
|
else {
|
|
for($i=round($a/2);$i;$i--) {
|
|
if ($a == round($a/$i)*$i && $b == round($b/$i)*$i) {
|
|
$gcd = $i;
|
|
$i = false;
|
|
}
|
|
}
|
|
}
|
|
return $gcd;
|
|
}
|
|
|
|
function fraction($numerator, $denominator, $sep) {
|
|
$gcf = hcf($numerator, $denominator);
|
|
$numerator = $numerator / $gcf;
|
|
$denominator = $denominator / $gcf;
|
|
|
|
return "{$numerator}{$sep}{$denominator}";
|
|
}
|
|
|
|
|
|
|
|
function getPostByHash($hash) {
|
|
global $board;
|
|
$query = prepare(sprintf("SELECT `id`,`thread` FROM `posts_%s` WHERE `filehash` = :hash", $board['uri']));
|
|
$query->bindValue(':hash', $hash, PDO::PARAM_STR);
|
|
$query->execute() or error(db_error($query));
|
|
|
|
if($post = $query->fetch()) {
|
|
return $post;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function undoImage($post) {
|
|
if($post['has_file']) {
|
|
if(isset($post['thumb']))
|
|
file_unlink($post['file']);
|
|
if(isset($post['thumb']))
|
|
file_unlink($post['thumb']);
|
|
}
|
|
}
|
|
?>
|