1394 lines
47 KiB
PHP
1394 lines
47 KiB
PHP
<?php
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loadConfig();
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function loadConfig() {
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global $board, $config, $__ip;
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require 'config.php';
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if (file_exists('inc/instance-config.php')) {
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require 'instance-config.php';
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}
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if(isset($board['dir']) && file_exists($board['dir'] . '/config.php')) {
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require $board['dir'] . '/config.php';
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}
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if(!isset($config['url_stylesheet']))
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$config['url_stylesheet'] = $config['root'] . 'style.css';
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if(!isset($config['url_javascript']))
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$config['url_javascript'] = $config['root'] . 'main.js';
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if(!isset($config['post_url']))
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$config['post_url'] = $config['root'] . $config['file_post'];
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if(!isset($config['url_match']))
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$config['url_match'] = '/^' .
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(preg_match($config['url_regex'], $config['root']) ? '' :
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(@$_SERVER['HTTPS']?'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{1,8}', preg_quote($config['board_path'], '/')) .
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'|' .
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str_replace('%s', '\w{1,8}', preg_quote($config['board_path'], '/')) .
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preg_quote($config['file_index'], '/') .
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'|' .
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str_replace('%s', '\w{1,8}', preg_quote($config['board_path'], '/')) .
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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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'\?\/.+' .
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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'] = $config['root'];
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if($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'] = $m[2];
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}
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}
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function sprintf3($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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sql_open();
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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 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 checkBan() {
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global $config;
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if(!isset($_SERVER['REMOTE_ADDR'])) {
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// Server misconfiguration
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return;
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}
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$query = prepare("SELECT * FROM `bans` WHERE `ip` = :ip ORDER BY `expires` IS NULL DESC, `expires` DESC, `expires` DESC LIMIT 1");
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$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
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$query->execute() or error(db_error($query));
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if($query->rowCount() < 1 && $config['ban_range']) {
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$query = prepare("SELECT * FROM `bans` WHERE :ip REGEXP CONCAT('^', REPLACE(REPLACE(`ip`, '.', '\\.'), '*', '[0-9]*'), '$') ORDER BY `expires` IS NULL DESC, `expires` DESC LIMIT 1");
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$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
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$query->execute() or error(db_error($query));
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}
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if($ban = $query->fetch()) {
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if($ban['expires'] && $ban['expires'] < time()) {
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// Ban expired
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$query = prepare("DELETE FROM `bans` WHERE `ip` = :ip AND `expires` = :expires LIMIT 1");
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$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
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$query->bindValue(':expires', $ban['expires'], PDO::PARAM_INT);
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$query->execute() or error(db_error($query));
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if($config['ban_range']) {
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$query = prepare("DELETE FROM `bans` WHERE :ip REGEXP CONCAT('^', REPLACE(REPLACE(`ip`, '.', '\\.'), '*', '[0-9a-f]*'), '$') AND `expires` = :expires LIMIT 1");
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$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
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$query->bindValue(':expires', $ban['expires'], PDO::PARAM_INT);
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$query->execute() or error(db_error($query));
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}
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return;
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}
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$body = '<div class="ban">
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<h2>You are banned! ;_;</h2>
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<p>You have been banned ' .
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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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}
|
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var countdown = document.getElementById("countdown");
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updateExpiresTime();
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var int = setInterval(updateExpiresTime, 1000);
|
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</script>'
|
||
: '<em>will not expire</em>.' ) .
|
||
'</span></p>
|
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<p>Your IP address is <strong>' . $_SERVER['REMOTE_ADDR'] . '</strong>.</p>
|
||
</div>';
|
||
|
||
// Show banned page and exit
|
||
die(Element('page.html', Array(
|
||
'config' => $config,
|
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'title' => 'Banned',
|
||
'subtitle' => 'You are banned!',
|
||
'body' => $body
|
||
)
|
||
));
|
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}
|
||
}
|
||
|
||
function threadLocked($id) {
|
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global $board;
|
||
|
||
$query = prepare(sprintf("SELECT `locked` FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
|
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$query->bindValue(':id', $id, PDO::PARAM_INT);
|
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$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', $id, PDO::PARAM_INT);
|
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$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, :body, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked)", $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 {
|
||
$query->bindValue(':locked', 0, PDO::PARAM_INT);
|
||
}
|
||
|
||
if($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 AND `thread` IS NOT NULL 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();
|
||
|
||
$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 OR `thread` = :id", $board['uri']));
|
||
if($post['file'] == 'deleted' && $remove_entirely_if_already) {
|
||
// Already deleted; remove file fully
|
||
$query->bindValue(':file', null, PDO::PARAM_NULL);
|
||
} else {
|
||
// Delete thumbnail
|
||
@unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
||
|
||
// Delete file
|
||
@unlink($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));
|
||
|
||
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
|
||
@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
|
||
@unlink($board['dir'] . $config['dir']['thumb'] . $post['thumb']);
|
||
}
|
||
if($post['file']) {
|
||
// Delete 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;
|
||
|
||
$body = '';
|
||
$offset = round($page*$config['threads_per_page']-$config['threads_per_page']);
|
||
|
||
sql_open();
|
||
|
||
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT ?,?", $board['uri']));
|
||
$query->bindValue(1, $offset, PDO::PARAM_INT);
|
||
$query->bindValue(2, $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['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'], $mod ? '?/' : $config['root'], $mod);
|
||
|
||
$posts = prepare(sprintf("SELECT `id`, `subject`, `email`, `name`, `trip`, `body`, `time`, `thumb`, `thumbwidth`, `thumbheight`, `file`, `filewidth`, `fileheight`, `filesize`, `filename`,`ip` FROM `posts_%s` WHERE `thread` = ? ORDER BY `id` DESC LIMIT ?", $board['uri']));
|
||
$posts->bindValue(1, $th['id']);
|
||
$posts->bindValue(2, ($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['body'], $po['time'], $po['thumb'], $po['thumbwidth'], $po['thumbheight'], $po['file'], $po['filewidth'], $po['fileheight'], $po['filesize'], $po['filename'], $po['ip'], $mod ? '?/' : $config['root'], $mod));
|
||
}
|
||
|
||
if($posts->rowCount() == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
|
||
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
|
||
$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
|
||
$count->execute() or error(db_error($count));
|
||
|
||
$c = $count->fetch();
|
||
$thread->omitted = $c['num'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
|
||
|
||
$c = $count->fetch();
|
||
$thread->omitted_images = $c['num'] - $num_images;
|
||
}
|
||
|
||
$thread->posts = array_reverse($thread->posts);
|
||
$body .= $thread->build(true);
|
||
}
|
||
|
||
return Array(
|
||
'board'=>$board,
|
||
'body'=>$body,
|
||
'post_url' => $config['post_url'],
|
||
'config' => $config,
|
||
'boardlist' => createBoardlist($mod)
|
||
);
|
||
}
|
||
|
||
function getPageButtons($pages, $mod=false) {
|
||
global $config, $board;
|
||
|
||
$btn = Array();
|
||
$root = ($mod ? '?/' : $config['root']) . $board['dir'];
|
||
|
||
foreach($pages as $num => $page) {
|
||
if(isset($page['selected'])) {
|
||
// Previous button
|
||
if($num == 0) {
|
||
// There is no previous page.
|
||
$btn['prev'] = 'Previous';
|
||
} else {
|
||
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') .
|
||
($num == 1 ?
|
||
$config['file_index']
|
||
:
|
||
sprintf($config['file_page'], $num)
|
||
);
|
||
|
||
$btn['prev'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
||
($mod ?
|
||
'<input type="hidden" name="status" value="301" />' .
|
||
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
||
:'') .
|
||
'<input type="submit" value="Previous" /></form>';
|
||
}
|
||
|
||
if($num == count($pages) - 1) {
|
||
// There is no next page.
|
||
$btn['next'] = 'Next';
|
||
} else {
|
||
$loc = ($mod ? '?/' . $board['uri'] . '/' : '') . sprintf($config['file_page'], $num + 2);
|
||
|
||
$btn['next'] = '<form action="' . ($mod ? '' : $root . $loc) . '" method="get">' .
|
||
($mod ?
|
||
'<input type="hidden" name="status" value="301" />' .
|
||
'<input type="hidden" name="r" value="' . htmlentities($loc) . '" />'
|
||
:'') .
|
||
'<input type="submit" value="Next" /></form>';
|
||
}
|
||
}
|
||
}
|
||
|
||
return $btn;
|
||
}
|
||
|
||
function getPages($mod=false) {
|
||
global $board, $config;
|
||
|
||
// Count threads
|
||
$query = query(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` IS NULL", $board['uri'])) or error(db_error());
|
||
|
||
$count = current($query->fetch());
|
||
$count = floor(($config['threads_per_page'] + $count - 1) / $config['threads_per_page']);
|
||
|
||
if($count < 1) $count = 1;
|
||
|
||
$pages = Array();
|
||
for($x=0;$x<$count && $x<$config['max_pages'];$x++) {
|
||
$pages[] = Array(
|
||
'num' => $x+1,
|
||
'link' => $x==0 ? ($mod ? '?/' : $config['root']) . $board['dir'] . $config['file_index'] : ($mod ? '?/' : $config['root']) . $board['dir'] . sprintf($config['file_page'], $x+1)
|
||
);
|
||
}
|
||
|
||
return $pages;
|
||
}
|
||
|
||
function makerobot($body) {
|
||
global $config;
|
||
$body = strtolower($body);
|
||
|
||
// Leave only letters
|
||
$body = preg_replace('/[^a-z]/i', '', $body);
|
||
// Remove repeating characters
|
||
if($config['robot_strip_repeating'])
|
||
$body = preg_replace('/(.)\\1+/', '$1', $body);
|
||
|
||
return sha1($body);
|
||
}
|
||
|
||
function checkRobot($body) {
|
||
/* CREATE TABLE `robot` (
|
||
`hash` VARCHAR( 40 ) NOT NULL COMMENT 'SHA1'
|
||
) ENGINE = INNODB; */
|
||
/* CREATE TABLE `mutes` (
|
||
`ip` VARCHAR( 15 ) NOT NULL ,
|
||
`time` INT NOT NULL
|
||
) ENGINE = MYISAM ; */
|
||
|
||
$body = makerobot($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;
|
||
|
||
$mutetime = muteTime();
|
||
if($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'] + $mutetime > time()) {
|
||
// Not expired yet
|
||
error(sprintf($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:
|
||
$content .= '<textarea style="display:none" name="' . htmlspecialchars($name) . '">' . htmlspecialchars($value) . '</textarea>';
|
||
break;
|
||
case 7:
|
||
$content .= '<textarea name="' . htmlspecialchars($name) . '" style="display:none">' . htmlspecialchars($value) . '</textarea>';
|
||
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;
|
||
sql_open();
|
||
|
||
$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']);
|
||
$content['hidden_inputs'] = createHiddenInputs();
|
||
@file_put_contents($filename, Element('index.html', $content)) or error("Couldn't write to file.");
|
||
|
||
if(isset($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'], $page);
|
||
@unlink($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'] : '') . $uri));
|
||
}
|
||
|
||
file_put_contents($config['file_script'], Element('main.js', Array(
|
||
'config' => $config,
|
||
'stylesheets' => $stylesheets
|
||
)));
|
||
}
|
||
|
||
function isDNSBL() {
|
||
$dns_black_lists = file('./dnsbl.txt', FILE_IGNORE_NEW_LINES);
|
||
|
||
// Reverse the IP
|
||
$rev_ip = implode(array_reverse(explode('.', $_SERVER['REMOTE_ADDR'])), '.');
|
||
$response = array();
|
||
foreach ($dns_black_lists as $dns_black_list) {
|
||
$response = (gethostbynamel($rev_ip . '.' . $dns_black_list));
|
||
if(!empty($response))
|
||
return true;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
function isIPv6() {
|
||
return strstr($_SERVER['REMOTE_ADDR'], ':') !== false;
|
||
}
|
||
|
||
function isTor() {
|
||
if(isIPv6())
|
||
return false; // Tor does not support IPv6
|
||
|
||
return gethostbyname(
|
||
ReverseIPOctets($_SERVER['REMOTE_ADDR']) . '.' . $_SERVER['SERVER_PORT'] . '.' . ReverseIPOctets($_SERVER['SERVER_ADDR']) . '.ip-port.exitlist.torproject.org'
|
||
) == '127.0.0.2';
|
||
}
|
||
|
||
function ReverseIPOctets($ip) {
|
||
$ipoc = explode('.', $ip);
|
||
return $ipoc[3] . '.' . $ipoc[2] . '.' . $ipoc[1] . '.' . $ipoc[0];
|
||
}
|
||
|
||
function markup(&$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)>>([0-9]+?)(\s|$)/', $body, $cites)) {
|
||
$previousPosition = 0;
|
||
$temp = '';
|
||
sql_open();
|
||
for($index=0;$index<count($cites[0]);$index++) {
|
||
$cite = $cites[2][$index];
|
||
$whitespace = Array(
|
||
strlen($cites[1][$index]),
|
||
strlen($cites[3][$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>';
|
||
} else {
|
||
$replacement = ">>{$cite}";
|
||
}
|
||
|
||
// Find the position of the cite
|
||
$position = strpos($body, $cites[0][$index]);
|
||
|
||
|
||
|
||
// Replace the found string with "xxxx[...]". (allows duplicate tags). Keeps whitespace.
|
||
$body = substr_replace($body, str_repeat('x', strlen($cites[0][$index]) - $whitespace[0] - $whitespace[1]), $position + $whitespace[0], strlen($cites[0][$index]) - $whitespace[0] - $whitespace[1]);
|
||
|
||
$temp .= substr($body, $previousPosition, $position-$previousPosition) . $cites[1][$index] . $replacement . $cites[3][$index];
|
||
$previousPosition = $position+strlen($cites[0][$index]);
|
||
}
|
||
|
||
// The rest
|
||
$temp .= substr($body, $previousPosition);
|
||
|
||
$body = $temp;
|
||
}
|
||
|
||
$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/>', $body);
|
||
}
|
||
|
||
function utf8tohtml($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;
|
||
$id = round($id);
|
||
|
||
$query = prepare(sprintf("SELECT `id`,`thread`,`subject`,`name`,`email`,`trip`,`body`,`time`,`thumb`,`thumbwidth`,`thumbheight`,`file`,`filewidth`,`fileheight`,`filesize`,`filename`,`ip`,`sticky`,`locked` FROM `posts_%s` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`time`", $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['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'], $mod ? '?/' : $config['root'], $mod);
|
||
} else {
|
||
$thread->add(new Post($post['id'], $thread->id, $post['subject'], $post['email'], $post['name'], $post['trip'], $post['body'], $post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'], $post['filename'], $post['ip'], $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 $body;
|
||
else
|
||
@file_put_contents($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $id), $body) or error("Couldn't write to file.");
|
||
}
|
||
|
||
function rrmdir($dir) {
|
||
if (is_dir($dir)) {
|
||
$objects = scandir($dir);
|
||
foreach ($objects as $object) {
|
||
if ($object != "." && $object != "..") {
|
||
if (filetype($dir."/".$object) == "dir")
|
||
rrmdir($dir."/".$object);
|
||
else
|
||
unlink($dir."/".$object);
|
||
}
|
||
}
|
||
reset($objects);
|
||
rmdir($dir);
|
||
}
|
||
}
|
||
|
||
function generate_tripcode ( $name, $length = 10 ) {
|
||
global $config;
|
||
$name = stripslashes ( $name );
|
||
$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' ) ) ) {
|
||
# 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
|
||
$trip = '!!' . substr ( crypt ( $trip, $config['secure_trip_salt'] ), ( -1 * $length ) );
|
||
} else {
|
||
// insecure
|
||
$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}";
|
||
}
|
||
|
||
/*********************************************/
|
||
/* Fonction: imagecreatefrombmp */
|
||
/* Author: DHKold */
|
||
/* Contact: admin@dhkold.com */
|
||
/* Date: The 15th of June 2005 */
|
||
/* Version: 2.0B */
|
||
/*********************************************/
|
||
|
||
function imagecreatefrombmp($filename) {
|
||
if (! $f1 = fopen($filename,"rb")) return FALSE;
|
||
$FILE = unpack("vfile_type/Vfile_size/Vreserved/Vbitmap_offset", fread($f1,14));
|
||
if ($FILE['file_type'] != 19778) return FALSE;
|
||
$BMP = unpack('Vheader_size/Vwidth/Vheight/vplanes/vbits_per_pixel'.
|
||
'/Vcompression/Vsize_bitmap/Vhoriz_resolution'.
|
||
'/Vvert_resolution/Vcolors_used/Vcolors_important', fread($f1,40));
|
||
$BMP['colors'] = pow(2,$BMP['bits_per_pixel']);
|
||
if ($BMP['size_bitmap'] == 0) $BMP['size_bitmap'] = $FILE['file_size'] - $FILE['bitmap_offset'];
|
||
$BMP['bytes_per_pixel'] = $BMP['bits_per_pixel']/8;
|
||
$BMP['bytes_per_pixel2'] = ceil($BMP['bytes_per_pixel']);
|
||
$BMP['decal'] = ($BMP['width']*$BMP['bytes_per_pixel']/4);
|
||
$BMP['decal'] -= floor($BMP['width']*$BMP['bytes_per_pixel']/4);
|
||
$BMP['decal'] = 4-(4*$BMP['decal']);
|
||
if ($BMP['decal'] == 4) $BMP['decal'] = 0;
|
||
|
||
$PALETTE = array();
|
||
if ($BMP['colors'] < 16777216)
|
||
{
|
||
$PALETTE = unpack('V'.$BMP['colors'], fread($f1,$BMP['colors']*4));
|
||
}
|
||
|
||
$IMG = fread($f1,$BMP['size_bitmap']);
|
||
$VIDE = chr(0);
|
||
|
||
$res = imagecreatetruecolor($BMP['width'],$BMP['height']);
|
||
$P = 0;
|
||
$Y = $BMP['height']-1;
|
||
while ($Y >= 0)
|
||
{
|
||
$X=0;
|
||
while ($X < $BMP['width'])
|
||
{
|
||
if ($BMP['bits_per_pixel'] == 24)
|
||
$COLOR = unpack("V",substr($IMG,$P,3).$VIDE);
|
||
elseif ($BMP['bits_per_pixel'] == 16)
|
||
{
|
||
$COLOR = unpack("n",substr($IMG,$P,2));
|
||
$COLOR[1] = $PALETTE[$COLOR[1]+1];
|
||
}
|
||
elseif ($BMP['bits_per_pixel'] == 8)
|
||
{
|
||
$COLOR = unpack("n",$VIDE.substr($IMG,$P,1));
|
||
$COLOR[1] = $PALETTE[$COLOR[1]+1];
|
||
}
|
||
elseif ($BMP['bits_per_pixel'] == 4)
|
||
{
|
||
$COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1));
|
||
if (($P*2)%2 == 0) $COLOR[1] = ($COLOR[1] >> 4) ; else $COLOR[1] = ($COLOR[1] & 0x0F);
|
||
$COLOR[1] = $PALETTE[$COLOR[1]+1];
|
||
}
|
||
elseif ($BMP['bits_per_pixel'] == 1)
|
||
{
|
||
$COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1));
|
||
if (($P*8)%8 == 0) $COLOR[1] = $COLOR[1] >>7;
|
||
elseif (($P*8)%8 == 1) $COLOR[1] = ($COLOR[1] & 0x40)>>6;
|
||
elseif (($P*8)%8 == 2) $COLOR[1] = ($COLOR[1] & 0x20)>>5;
|
||
elseif (($P*8)%8 == 3) $COLOR[1] = ($COLOR[1] & 0x10)>>4;
|
||
elseif (($P*8)%8 == 4) $COLOR[1] = ($COLOR[1] & 0x8)>>3;
|
||
elseif (($P*8)%8 == 5) $COLOR[1] = ($COLOR[1] & 0x4)>>2;
|
||
elseif (($P*8)%8 == 6) $COLOR[1] = ($COLOR[1] & 0x2)>>1;
|
||
elseif (($P*8)%8 == 7) $COLOR[1] = ($COLOR[1] & 0x1);
|
||
$COLOR[1] = $PALETTE[$COLOR[1]+1];
|
||
}
|
||
else
|
||
return FALSE;
|
||
imagesetpixel($res,$X,$Y,$COLOR[1]);
|
||
$X++;
|
||
$P += $BMP['bytes_per_pixel'];
|
||
}
|
||
$Y--;
|
||
$P+=$BMP['decal'];
|
||
}
|
||
fclose($f1);
|
||
|
||
return $res;
|
||
}
|
||
|
||
function getPostByHash($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($post['has_file'])
|
||
@unlink($post['file']);
|
||
@unlink($post['thumb']);
|
||
}
|
||
|
||
function createimage($type, $source_pic) {
|
||
global $config;
|
||
|
||
$image = false;
|
||
switch($type) {
|
||
case 'jpg':
|
||
case 'jpeg':
|
||
if(!$image = @imagecreatefromjpeg($source_pic)) {
|
||
unlink($source_pic);
|
||
error($config['error']['invalidimg']);
|
||
}
|
||
break;
|
||
case 'png':
|
||
if(!$image = @imagecreatefrompng($source_pic)) {
|
||
unlink($source_pic);
|
||
error($config['error']['invalidimg']);
|
||
}
|
||
break;
|
||
case 'gif':
|
||
if(!$image = @imagecreatefromgif($source_pic)) {
|
||
unlink($source_pic);
|
||
error($config['error']['invalidimg']);
|
||
}
|
||
break;
|
||
case 'bmp':
|
||
if(!$image = @imagecreatefrombmp($source_pic)) {
|
||
unlink($source_pic);
|
||
error($config['error']['invalidimg']);
|
||
}
|
||
break;
|
||
default:
|
||
error('Unknwon file extension.');
|
||
}
|
||
return $image;
|
||
}
|
||
|
||
function resize($src, $width, $height, $destination_pic, $max_width, $max_height) {
|
||
$return = Array();
|
||
|
||
$x_ratio = $max_width / $width;
|
||
$y_ratio = $max_height / $height;
|
||
|
||
if(($width <= $max_width) && ($height <= $max_height)) {
|
||
$tn_width = $width;
|
||
$tn_height = $height;
|
||
} elseif (($x_ratio * $height) < $max_height) {
|
||
$tn_height = ceil($x_ratio * $height);
|
||
$tn_width = $max_width;
|
||
} else {
|
||
$tn_width = ceil($y_ratio * $width);
|
||
$tn_height = $max_height;
|
||
}
|
||
|
||
$return['width'] = $tn_width;
|
||
$return['height'] = $tn_height;
|
||
|
||
$tmp = imagecreatetruecolor($tn_width, $tn_height);
|
||
imagecolortransparent($tmp, imagecolorallocatealpha($tmp, 0, 0, 0, 0));
|
||
imagealphablending($tmp, false);
|
||
imagesavealpha($tmp, true);
|
||
|
||
imagecopyresampled($tmp, $src, 0, 0, 0, 0, $tn_width, $tn_height, $width, $height);
|
||
|
||
imagepng($tmp, $destination_pic, 4);
|
||
imagedestroy($src);
|
||
imagedestroy($tmp);
|
||
|
||
return $return;
|
||
}
|
||
|
||
function imagebmp(&$img, $filename='') {
|
||
$widthOrig = imagesx($img);
|
||
$widthFloor = ((floor($widthOrig/16))*16);
|
||
$widthCeil = ((ceil($widthOrig/16))*16);
|
||
$height = imagesy($img);
|
||
|
||
$size = ($widthCeil*$height*3)+54;
|
||
|
||
// Bitmap File Header
|
||
$result = 'BM'; // header (2b)
|
||
$result .= int_to_dword($size); // size of file (4b)
|
||
$result .= int_to_dword(0); // reserved (4b)
|
||
$result .= int_to_dword(54); // byte location in the file which is first byte of IMAGE (4b)
|
||
// Bitmap Info Header
|
||
$result .= int_to_dword(40); // Size of BITMAPINFOHEADER (4b)
|
||
$result .= int_to_dword($widthCeil); // width of bitmap (4b)
|
||
$result .= int_to_dword($height); // height of bitmap (4b)
|
||
$result .= int_to_word(1); // biPlanes = 1 (2b)
|
||
$result .= int_to_word(24); // biBitCount = {1 (mono) or 4 (16 clr ) or 8 (256 clr) or 24 (16 Mil)} (2b
|
||
$result .= int_to_dword(0); // RLE COMPRESSION (4b)
|
||
$result .= int_to_dword(0); // width x height (4b)
|
||
$result .= int_to_dword(0); // biXPelsPerMeter (4b)
|
||
$result .= int_to_dword(0); // biYPelsPerMeter (4b)
|
||
$result .= int_to_dword(0); // Number of palettes used (4b)
|
||
$result .= int_to_dword(0); // Number of important colour (4b)
|
||
|
||
// is faster than chr()
|
||
$arrChr = array();
|
||
for($i=0; $i<256; $i++){
|
||
$arrChr[$i] = chr($i);
|
||
}
|
||
|
||
// creates image data
|
||
$bgfillcolor = array('red'=>0, 'green'=>0, 'blue'=>0);
|
||
|
||
// bottom to top - left to right - attention blue green red !!!
|
||
$y=$height-1;
|
||
for ($y2=0; $y2<$height; $y2++) {
|
||
for ($x=0; $x<$widthFloor; ) {
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
$rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y));
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
}
|
||
for ($x=$widthFloor; $x<$widthCeil; $x++) {
|
||
$rgb = ($x<$widthOrig) ? imagecolorsforindex($img, imagecolorat($img, $x, $y)) : $bgfillcolor;
|
||
$result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']];
|
||
}
|
||
$y--;
|
||
}
|
||
|
||
// see imagegif
|
||
if($filename == '') {
|
||
echo $result;
|
||
} else {
|
||
$file = fopen($filename, 'wb');
|
||
fwrite($file, $result);
|
||
fclose($file);
|
||
}
|
||
}
|
||
// imagebmp helpers
|
||
function int_to_dword($n) {
|
||
return chr($n & 255).chr(($n >> 8) & 255).chr(($n >> 16) & 255).chr(($n >> 24) & 255);
|
||
}
|
||
function int_to_word($n) {
|
||
return chr($n & 255).chr(($n >> 8) & 255);
|
||
}
|
||
?>
|