|
- <?php
- /*
- * Copyright (c) 2010-2014 Tinyboard Development Group
- */
-
- require_once 'inc/functions.php';
- require_once 'inc/anti-bot.php';
- require_once 'inc/bans.php';
-
- if ((!isset($_POST['mod']) || !$_POST['mod']) && $config['board_locked']) {
- error("Board is locked");
- }
-
- if (isset($_POST['delete'])) {
- // Delete
-
- if (!isset($_POST['board'], $_POST['password']))
- error($config['error']['bot']);
-
- $password = &$_POST['password'];
-
- if ($password == '')
- error($config['error']['invalidpassword']);
-
- $delete = array();
- foreach ($_POST as $post => $value) {
- if (preg_match('/^delete_(\d+)$/', $post, $m)) {
- $delete[] = (int)$m[1];
- }
- }
-
- checkDNSBL();
-
- // Check if board exists
- if (!openBoard($_POST['board']))
- error($config['error']['noboard']);
-
- // Check if banned
- checkBan($board['uri']);
-
- // Check if deletion enabled
- if (!$config['allow_delete'])
- error(_('Post deletion is not allowed!'));
-
- if (empty($delete))
- error($config['error']['nodelete']);
-
- foreach ($delete as &$id) {
- $query = prepare(sprintf("SELECT `thread`, `time`,`password` FROM ``posts_%s`` WHERE `id` = :id", $board['uri']));
- $query->bindValue(':id', $id, PDO::PARAM_INT);
- $query->execute() or error(db_error($query));
-
- if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
- $thread = false;
- if ($config['user_moderation'] && $post['thread']) {
- $thread_query = prepare(sprintf("SELECT `time`,`password` FROM ``posts_%s`` WHERE `id` = :id", $board['uri']));
- $thread_query->bindValue(':id', $post['thread'], PDO::PARAM_INT);
- $thread_query->execute() or error(db_error($query));
-
- $thread = $thread_query->fetch(PDO::FETCH_ASSOC);
- }
-
- if ($password != '' && $post['password'] != $password && (!$thread || $thread['password'] != $password))
- error($config['error']['invalidpassword']);
-
- if ($post['time'] > time() - $config['delete_time'] && (!$thread || $thread['password'] != $password)) {
- error(sprintf($config['error']['delete_too_soon'], until($post['time'] + $config['delete_time'])));
- }
-
- if (isset($_POST['file'])) {
- // Delete just the file
- deleteFile($id);
- modLog("User deleted file from his own post #$id");
- } else {
- // Delete entire post
- deletePost($id);
- modLog("User deleted his own post #$id");
- }
-
- _syslog(LOG_INFO, 'Deleted post: ' .
- '/' . $board['dir'] . $config['dir']['res'] . link_for($post) . ($post['thread'] ? '#' . $id : '')
- );
- }
- }
-
- buildIndex();
-
- $is_mod = isset($_POST['mod']) && $_POST['mod'];
- $root = $is_mod ? $config['root'] . $config['file_mod'] . '?/' : $config['root'];
-
- if (!isset($_POST['json_response'])) {
- header('Location: ' . $root . $board['dir'] . $config['file_index'], true, $config['redirect_http']);
- } else {
- header('Content-Type: text/json');
- echo json_encode(array('success' => true));
- }
-
- // We are already done, let's continue our heavy-lifting work in the background (if we run off FastCGI)
- if (function_exists('fastcgi_finish_request'))
- @fastcgi_finish_request();
-
- rebuildThemes('post-delete', $board['uri']);
-
- } elseif (isset($_POST['report'])) {
- if (!isset($_POST['board'], $_POST['reason']))
- error($config['error']['bot']);
-
- $report = array();
- foreach ($_POST as $post => $value) {
- if (preg_match('/^delete_(\d+)$/', $post, $m)) {
- $report[] = (int)$m[1];
- }
- }
-
- checkDNSBL();
-
- // Check if board exists
- if (!openBoard($_POST['board']))
- error($config['error']['noboard']);
-
- // Check if banned
- checkBan($board['uri']);
-
- if (empty($report))
- error($config['error']['noreport']);
-
- if (count($report) > $config['report_limit'])
- error($config['error']['toomanyreports']);
-
- if ($config['report_captcha'] && !isset($_POST['captcha_text'], $_POST['captcha_cookie'])) {
- error($config['error']['bot']);
- }
-
- if ($config['report_captcha']) {
- $resp = file_get_contents($config['captcha']['provider_check'] . "?" . http_build_query([
- 'mode' => 'check',
- 'text' => $_POST['captcha_text'],
- 'extra' => $config['captcha']['extra'],
- 'cookie' => $_POST['captcha_cookie']
- ]));
-
- if ($resp !== '1') {
- error($config['error']['captcha']);
- }
- }
-
- $reason = escape_markup_modifiers($_POST['reason']);
- markup($reason);
-
- foreach ($report as &$id) {
- $query = prepare(sprintf("SELECT `thread` FROM ``posts_%s`` WHERE `id` = :id", $board['uri']));
- $query->bindValue(':id', $id, PDO::PARAM_INT);
- $query->execute() or error(db_error($query));
-
- $thread = $query->fetchColumn();
-
- if ($config['syslog'])
- _syslog(LOG_INFO, 'Reported post: ' .
- '/' . $board['dir'] . $config['dir']['res'] . link_for($post) . ($thread ? '#' . $id : '') .
- ' for "' . $reason . '"'
- );
- $query = prepare("INSERT INTO ``reports`` VALUES (NULL, :time, :ip, :board, :post, :reason)");
- $query->bindValue(':time', time(), PDO::PARAM_INT);
- $query->bindValue(':ip', $_SERVER['REMOTE_ADDR'], PDO::PARAM_STR);
- $query->bindValue(':board', $board['uri'], PDO::PARAM_INT);
- $query->bindValue(':post', $id, PDO::PARAM_INT);
- $query->bindValue(':reason', $reason, PDO::PARAM_STR);
- $query->execute() or error(db_error($query));
- }
-
- $is_mod = isset($_POST['mod']) && $_POST['mod'];
- $root = $is_mod ? $config['root'] . $config['file_mod'] . '?/' : $config['root'];
-
- if (!isset($_POST['json_response'])) {
- $index = $root . $board['dir'] . $config['file_index'];
- echo Element('page.html', array('config' => $config, 'body' => '<div style="text-align:center"><a href="javascript:window.close()">[ ' . _('Close window') ." ]</a> <a href='$index'>[ " . _('Return') . ' ]</a></div>', 'title' => _('Report submitted!')));
- } else {
- header('Content-Type: text/json');
- echo json_encode(array('success' => true));
- }
- } elseif (isset($_POST['post'])) {
- if (!isset($_POST['body'], $_POST['board']))
- error($config['error']['bot']);
-
- $post = array('board' => $_POST['board'], 'files' => array());
-
- // Check if board exists
- if (!openBoard($post['board']))
- error($config['error']['noboard']);
-
- if (!isset($_POST['name']))
- $_POST['name'] = $config['anonymous'];
-
- if (!isset($_POST['email']))
- $_POST['email'] = '';
-
- if (!isset($_POST['subject']))
- $_POST['subject'] = '';
-
- if (!isset($_POST['password']))
- $_POST['password'] = '';
-
- if (isset($_POST['thread'])) {
- $post['op'] = false;
- $post['thread'] = round($_POST['thread']);
- } else
- $post['op'] = true;
-
- // Check for CAPTCHA right after opening the board so the "return" link is in there
- if ($config['recaptcha']) {
- if (!isset($_POST['recaptcha_challenge_field']) || !isset($_POST['recaptcha_response_field']))
- error($config['error']['bot']);
- // Check what reCAPTCHA has to say...
- $resp = recaptcha_check_answer($config['recaptcha_private'],
- $_SERVER['REMOTE_ADDR'],
- $_POST['recaptcha_challenge_field'],
- $_POST['recaptcha_response_field']);
- if (!$resp->is_valid) {
- error($config['error']['captcha']);
- }
- }
-
- if (!(($post['op'] && $_POST['post'] == $config['button_newtopic']) ||
- (!$post['op'] && $_POST['post'] == $config['button_reply'])))
- error($config['error']['bot']);
-
- // Check the referrer
- if ($config['referer_match'] !== false &&
- (!isset($_SERVER['HTTP_REFERER']) || !preg_match($config['referer_match'], rawurldecode($_SERVER['HTTP_REFERER']))))
- error($config['error']['referer']);
-
- checkDNSBL();
-
- // Check if banned
- checkBan($board['uri']);
-
- if ($post['mod'] = isset($_POST['mod']) && $_POST['mod']) {
- check_login(false);
- if (!$mod) {
- // Liar. You're not a mod.
- error($config['error']['notamod']);
- }
-
- $post['sticky'] = $post['op'] && isset($_POST['sticky']);
- $post['locked'] = $post['op'] && isset($_POST['lock']);
- $post['raw'] = isset($_POST['raw']);
-
- if ($post['sticky'] && !hasPermission($config['mod']['sticky'], $board['uri']))
- error($config['error']['noaccess']);
- if ($post['locked'] && !hasPermission($config['mod']['lock'], $board['uri']))
- error($config['error']['noaccess']);
- if ($post['raw'] && !hasPermission($config['mod']['rawhtml'], $board['uri']))
- error($config['error']['noaccess']);
- }
-
- if (!$post['mod']) {
- $post['antispam_hash'] = checkSpam(array($board['uri'], isset($post['thread']) ? $post['thread'] : ($config['try_smarter'] && isset($_POST['page']) ? 0 - (int)$_POST['page'] : null)));
- if ($post['antispam_hash'] === true)
- error($config['error']['spam']);
- }
-
- if ($config['robot_enable'] && $config['robot_mute']) {
- checkMute();
- }
-
- //Check if thread exists
- if (!$post['op']) {
- $query = prepare(sprintf("SELECT `sticky`,`locked`,`cycle`,`sage`,`slug` FROM ``posts_%s`` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri']));
- $query->bindValue(':id', $post['thread'], PDO::PARAM_INT);
- $query->execute() or error(db_error());
-
- if (!$thread = $query->fetch(PDO::FETCH_ASSOC)) {
- // Non-existant
- error($config['error']['nonexistant']);
- }
- }
- else {
- $thread = false;
- }
-
-
- // Check for an embed field
- if ($config['enable_embedding'] && isset($_POST['embed']) && !empty($_POST['embed'])) {
- // yep; validate it
- $value = $_POST['embed'];
- foreach ($config['embedding'] as &$embed) {
- if (preg_match($embed[0], $value)) {
- // Valid link
- $post['embed'] = $value;
- // This is bad, lol.
- $post['no_longer_require_an_image_for_op'] = true;
- break;
- }
- }
- if (!isset($post['embed'])) {
- error($config['error']['invalid_embed']);
- }
-
- if ($config['image_reject_repost']) {
- if ($p = getPostByEmbed($post['embed'])) {
- error(sprintf($config['error']['fileexists'],
- ($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
- ($board['dir'] . $config['dir']['res'] .
- ($p['thread'] ?
- $p['thread'] . '.html#' . $p['id']
- :
- $p['id'] . '.html'
- ))
- ));
- }
- } else if (!$post['op'] && $config['image_reject_repost_in_thread']) {
- if ($p = getPostByEmbedInThread($post['embed'], $post['thread'])) {
- error(sprintf($config['error']['fileexistsinthread'],
- ($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
- ($board['dir'] . $config['dir']['res'] .
- ($p['thread'] ?
- $p['thread'] . '.html#' . $p['id']
- :
- $p['id'] . '.html'
- ))
- ));
- }
- }
- }
-
- if (!hasPermission($config['mod']['bypass_field_disable'], $board['uri'])) {
- if ($config['field_disable_name'])
- $_POST['name'] = $config['anonymous']; // "forced anonymous"
-
- if ($config['field_disable_email'])
- $_POST['email'] = '';
-
- if ($config['field_disable_password'])
- $_POST['password'] = '';
-
- if ($config['field_disable_subject'] || (!$post['op'] && $config['field_disable_reply_subject']))
- $_POST['subject'] = '';
- }
-
- if ($config['allow_upload_by_url'] && isset($_POST['file_url']) && !empty($_POST['file_url'])) {
- $post['file_url'] = $_POST['file_url'];
- if (!preg_match('@^https?://@', $post['file_url']))
- error($config['error']['invalidimg']);
-
- if (mb_strpos($post['file_url'], '?') !== false)
- $url_without_params = mb_substr($post['file_url'], 0, mb_strpos($post['file_url'], '?'));
- else
- $url_without_params = $post['file_url'];
-
- $post['extension'] = strtolower(mb_substr($url_without_params, mb_strrpos($url_without_params, '.') + 1));
-
- if ($post['op'] && $config['allowed_ext_op']) {
- if (!in_array($post['extension'], $config['allowed_ext_op']))
- error($config['error']['unknownext']);
- }
- else if (!in_array($post['extension'], $config['allowed_ext']) && !in_array($post['extension'], $config['allowed_ext_files']))
- error($config['error']['unknownext']);
-
- $post['file_tmp'] = tempnam($config['tmp'], 'url');
- function unlink_tmp_file($file) {
- @unlink($file);
- fatal_error_handler();
- }
- register_shutdown_function('unlink_tmp_file', $post['file_tmp']);
-
- $fp = fopen($post['file_tmp'], 'w');
-
- $curl = curl_init();
- curl_setopt($curl, CURLOPT_URL, $post['file_url']);
- curl_setopt($curl, CURLOPT_FAILONERROR, true);
- curl_setopt($curl, CURLOPT_FOLLOWLOCATION, false);
- curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 5);
- curl_setopt($curl, CURLOPT_TIMEOUT, $config['upload_by_url_timeout']);
- curl_setopt($curl, CURLOPT_USERAGENT, 'Tinyboard');
- curl_setopt($curl, CURLOPT_BINARYTRANSFER, true);
- curl_setopt($curl, CURLOPT_FILE, $fp);
- curl_setopt($curl, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
-
- if (curl_exec($curl) === false)
- error($config['error']['nomove'] . '<br/>Curl says: ' . curl_error($curl));
-
- curl_close($curl);
-
- fclose($fp);
-
- $_FILES['file'] = array(
- 'name' => basename($url_without_params),
- 'tmp_name' => $post['file_tmp'],
- 'file_tmp' => true,
- 'error' => 0,
- 'size' => filesize($post['file_tmp'])
- );
- }
-
- $post['name'] = $_POST['name'] != '' ? $_POST['name'] : $config['anonymous'];
- $post['subject'] = $_POST['subject'];
- $post['email'] = str_replace(' ', '%20', htmlspecialchars($_POST['email']));
- $post['body'] = $_POST['body'];
- $post['password'] = $_POST['password'];
- $post['has_file'] = (!isset($post['embed']) && (($post['op'] && !isset($post['no_longer_require_an_image_for_op']) && $config['force_image_op']) || !empty($_FILES['file']['name'])));
-
- if (!($post['has_file'] || isset($post['embed'])) || (($post['op'] && $config['force_body_op']) || (!$post['op'] && $config['force_body']))) {
- $stripped_whitespace = preg_replace('/[\s]/u', '', $post['body']);
- if ($stripped_whitespace == '') {
- error($config['error']['tooshort_body']);
- }
- }
-
- if (!$post['op']) {
- // Check if thread is locked
- // but allow mods to post
- if ($thread['locked'] && !hasPermission($config['mod']['postinlocked'], $board['uri']))
- error($config['error']['locked']);
-
- $numposts = numPosts($post['thread']);
-
- if ($config['reply_hard_limit'] != 0 && $config['reply_hard_limit'] <= $numposts['replies'])
- error($config['error']['reply_hard_limit']);
-
- if ($post['has_file'] && $config['image_hard_limit'] != 0 && $config['image_hard_limit'] <= $numposts['images'])
- error($config['error']['image_hard_limit']);
- }
-
- if ($post['has_file']) {
- // Determine size sanity
- $size = 0;
- if ($config['multiimage_method'] == 'split') {
- foreach ($_FILES as $key => $file) {
- $size += $file['size'];
- }
- } elseif ($config['multiimage_method'] == 'each') {
- foreach ($_FILES as $key => $file) {
- if ($file['size'] > $size) {
- $size = $file['size'];
- }
- }
- } else {
- error(_('Unrecognized file size determination method.'));
- }
-
- if ($size > $config['max_filesize'])
- error(sprintf3($config['error']['filesize'], array(
- 'sz' => number_format($size),
- 'filesz' => number_format($size),
- 'maxsz' => number_format($config['max_filesize'])
- )));
- $post['filesize'] = $size;
- }
-
-
- $post['capcode'] = false;
-
- if ($mod && preg_match('/^((.+) )?## (.+)$/', $post['name'], $matches)) {
- $name = $matches[2] != '' ? $matches[2] : $config['anonymous'];
- $cap = $matches[3];
-
- if (isset($config['mod']['capcode'][$mod['type']])) {
- if ( $config['mod']['capcode'][$mod['type']] === true ||
- (is_array($config['mod']['capcode'][$mod['type']]) &&
- in_array($cap, $config['mod']['capcode'][$mod['type']])
- )) {
-
- $post['capcode'] = utf8tohtml($cap);
- $post['name'] = $name;
- }
- }
- }
-
- $trip = generate_tripcode($post['name']);
- $post['name'] = $trip[0];
- $post['trip'] = isset($trip[1]) ? $trip[1] : '';
-
- $noko = false;
- if (strtolower($post['email']) == 'noko') {
- $noko = true;
- $post['email'] = '';
- } elseif (strtolower($post['email']) == 'nonoko'){
- $noko = false;
- $post['email'] = '';
- } else $noko = $config['always_noko'];
-
- if ($post['has_file']) {
- $i = 0;
- foreach ($_FILES as $key => $file) {
- if ($file['size'] && $file['tmp_name']) {
- $file['filename'] = urldecode($file['name']);
- $file['extension'] = strtolower(mb_substr($file['filename'], mb_strrpos($file['filename'], '.') + 1));
- if (isset($config['filename_func']))
- $file['file_id'] = $config['filename_func']($file);
- else
- $file['file_id'] = time() . substr(microtime(), 2, 3);
-
- if (sizeof($_FILES) > 1)
- $file['file_id'] .= "-$i";
-
- $file['file'] = $board['dir'] . $config['dir']['img'] . $file['file_id'] . '.' . $file['extension'];
- $file['thumb'] = $board['dir'] . $config['dir']['thumb'] . $file['file_id'] . '.' . ($config['thumb_ext'] ? $config['thumb_ext'] : $file['extension']);
- $post['files'][] = $file;
- $i++;
- }
- }
- }
-
- if (empty($post['files'])) $post['has_file'] = false;
-
- // Check for a file
- if ($post['op'] && !isset($post['no_longer_require_an_image_for_op'])) {
- if (!$post['has_file'] && $config['force_image_op'])
- error($config['error']['noimage']);
- }
-
- // Check for too many files
- if (sizeof($post['files']) > $config['max_images'])
- error($config['error']['toomanyimages']);
-
- if ($config['strip_combining_chars']) {
- $post['name'] = strip_combining_chars($post['name']);
- $post['email'] = strip_combining_chars($post['email']);
- $post['subject'] = strip_combining_chars($post['subject']);
- $post['body'] = strip_combining_chars($post['body']);
- }
-
- // Check string lengths
- if (mb_strlen($post['name']) > 35)
- error(sprintf($config['error']['toolong'], 'name'));
- if (mb_strlen($post['email']) > 40)
- error(sprintf($config['error']['toolong'], 'email'));
- if (mb_strlen($post['subject']) > 100)
- error(sprintf($config['error']['toolong'], 'subject'));
- if (!$mod && mb_strlen($post['body']) > $config['max_body'])
- error($config['error']['toolong_body']);
- if (mb_strlen($post['password']) > 20)
- error(sprintf($config['error']['toolong'], 'password'));
-
- wordfilters($post['body']);
-
- $post['body'] = escape_markup_modifiers($post['body']);
-
- if ($mod && isset($post['raw']) && $post['raw']) {
- $post['body'] .= "\n<tinyboard raw html>1</tinyboard>";
- }
-
- if (($config['country_flags'] && !$config['allow_no_country']) || ($config['country_flags'] && $config['allow_no_country'] && !isset($_POST['no_country']))) {
- require 'inc/lib/geoip/geoip.inc';
- $gi=geoip\geoip_open('inc/lib/geoip/GeoIPv6.dat', GEOIP_STANDARD);
-
- function ipv4to6($ip) {
- if (strpos($ip, ':') !== false) {
- if (strpos($ip, '.') > 0)
- $ip = substr($ip, strrpos($ip, ':')+1);
- else return $ip; //native ipv6
- }
- $iparr = array_pad(explode('.', $ip), 4, 0);
- $part7 = base_convert(($iparr[0] * 256) + $iparr[1], 10, 16);
- $part8 = base_convert(($iparr[2] * 256) + $iparr[3], 10, 16);
- return '::ffff:'.$part7.':'.$part8;
- }
-
- if ($country_code = geoip\geoip_country_code_by_addr_v6($gi, ipv4to6($_SERVER['REMOTE_ADDR']))) {
- if (!in_array(strtolower($country_code), array('eu', 'ap', 'o1', 'a1', 'a2')))
- $post['body'] .= "\n<tinyboard flag>".strtolower($country_code)."</tinyboard>".
- "\n<tinyboard flag alt>".geoip\geoip_country_name_by_addr_v6($gi, ipv4to6($_SERVER['REMOTE_ADDR']))."</tinyboard>";
- }
- }
-
- if ($config['user_flag'] && isset($_POST['user_flag']))
- if (!empty($_POST['user_flag']) ){
-
- $user_flag = $_POST['user_flag'];
-
- if (!isset($config['user_flags'][$user_flag]))
- error(_('Invalid flag selection!'));
-
- $flag_alt = isset($user_flag_alt) ? $user_flag_alt : $config['user_flags'][$user_flag];
-
- $post['body'] .= "\n<tinyboard flag>" . strtolower($user_flag) . "</tinyboard>" .
- "\n<tinyboard flag alt>" . $flag_alt . "</tinyboard>";
- }
-
- if ($config['allowed_tags'] && $post['op'] && isset($_POST['tag']) && isset($config['allowed_tags'][$_POST['tag']])) {
- $post['body'] .= "\n<tinyboard tag>" . $_POST['tag'] . "</tinyboard>";
- }
-
- if ($config['proxy_save'] && isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
- $proxy = preg_replace("/[^0-9a-fA-F.,: ]/", '', $_SERVER['HTTP_X_FORWARDED_FOR']);
- $post['body'] .= "\n<tinyboard proxy>".$proxy."</tinyboard>";
- }
-
- if (mysql_version() >= 50503) {
- $post['body_nomarkup'] = $post['body']; // Assume we're using the utf8mb4 charset
- } else {
- // MySQL's `utf8` charset only supports up to 3-byte symbols
- // Remove anything >= 0x010000
-
- $chars = preg_split('//u', $post['body'], -1, PREG_SPLIT_NO_EMPTY);
- $post['body_nomarkup'] = '';
- foreach ($chars as $char) {
- $o = 0;
- $ord = ordutf8($char, $o);
- if ($ord >= 0x010000)
- continue;
- $post['body_nomarkup'] .= $char;
- }
- }
-
- $post['tracked_cites'] = markup($post['body'], true);
-
-
-
- if ($post['has_file']) {
- $md5cmd = false;
- if ($config['bsd_md5']) $md5cmd = '/sbin/md5 -r';
- if ($config['gnu_md5']) $md5cmd = 'md5sum';
-
- $allhashes = '';
-
- foreach ($post['files'] as $key => &$file) {
- if ($post['op'] && $config['allowed_ext_op']) {
- if (!in_array($file['extension'], $config['allowed_ext_op']))
- error($config['error']['unknownext']);
- }
- elseif (!in_array($file['extension'], $config['allowed_ext']) && !in_array($file['extension'], $config['allowed_ext_files']))
- error($config['error']['unknownext']);
-
- $file['is_an_image'] = !in_array($file['extension'], $config['allowed_ext_files']);
-
- // Truncate filename if it is too long
- $file['filename'] = mb_substr($file['filename'], 0, $config['max_filename_len']);
-
- $upload = $file['tmp_name'];
-
- if (!is_readable($upload))
- error($config['error']['nomove']);
-
- if ($md5cmd) {
- $output = shell_exec_error($md5cmd . " < " . escapeshellarg($upload));
- $output = explode(' ', $output);
- $hash = $output[0];
- }
- else {
- $hash = md5_file($upload);
- }
-
- $file['hash'] = $hash;
- $allhashes .= $hash;
- }
-
- if (count ($post['files']) == 1) {
- $post['filehash'] = $hash;
- }
- else {
- $post['filehash'] = md5($allhashes);
- }
- }
-
- if (!hasPermission($config['mod']['bypass_filters'], $board['uri'])) {
- require_once 'inc/filters.php';
-
- do_filters($post);
- }
-
- if ($post['has_file']) {
- foreach ($post['files'] as $key => &$file) {
- if ($file['is_an_image']) {
- if ($config['ie_mime_type_detection'] !== false) {
- // Check IE MIME type detection XSS exploit
- $buffer = file_get_contents($upload, null, null, null, 255);
- if (preg_match($config['ie_mime_type_detection'], $buffer)) {
- undoImage($post);
- error($config['error']['mime_exploit']);
- }
- }
-
- require_once 'inc/image.php';
-
- // find dimensions of an image using GD
- if (!$size = @getimagesize($file['tmp_name'])) {
- error($config['error']['invalidimg']);
- }
- if (!in_array($size[2], array(IMAGETYPE_PNG, IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_BMP))) {
- error($config['error']['invalidimg']);
- }
- if ($size[0] > $config['max_width'] || $size[1] > $config['max_height']) {
- error($config['error']['maxsize']);
- }
-
-
- if ($config['convert_auto_orient'] && ($file['extension'] == 'jpg' || $file['extension'] == 'jpeg')) {
- // The following code corrects the image orientation.
- // Currently only works with the 'convert' option selected but it could easily be expanded to work with the rest if you can be bothered.
- if (!($config['redraw_image'] || (($config['strip_exif'] && !$config['use_exiftool']) && ($file['extension'] == 'jpg' || $file['extension'] == 'jpeg')))) {
- if (in_array($config['thumb_method'], array('convert', 'convert+gifsicle', 'gm', 'gm+gifsicle'))) {
- $exif = @exif_read_data($file['tmp_name']);
- $gm = in_array($config['thumb_method'], array('gm', 'gm+gifsicle'));
- if (isset($exif['Orientation']) && $exif['Orientation'] != 1) {
- if ($config['convert_manual_orient']) {
- $error = shell_exec_error(($gm ? 'gm ' : '') . 'convert ' .
- escapeshellarg($file['tmp_name']) . ' ' .
- ImageConvert::jpeg_exif_orientation(false, $exif) . ' ' .
- ($config['strip_exif'] ? '+profile "*"' :
- ($config['use_exiftool'] ? '' : '+profile "*"')
- ) . ' ' .
- escapeshellarg($file['tmp_name']));
- if ($config['use_exiftool'] && !$config['strip_exif']) {
- if ($exiftool_error = shell_exec_error(
- 'exiftool -overwrite_original -q -q -orientation=1 -n ' .
- escapeshellarg($file['tmp_name'])))
- error(_('exiftool failed!'), null, $exiftool_error);
- } else {
- // TODO: Find another way to remove the Orientation tag from the EXIF profile
- // without needing `exiftool`.
- }
- } else {
- $error = shell_exec_error(($gm ? 'gm ' : '') . 'convert ' .
- escapeshellarg($file['tmp_name']) . ' -auto-orient ' . escapeshellarg($upload));
- }
- if ($error)
- error(_('Could not auto-orient image!'), null, $error);
- $size = @getimagesize($file['tmp_name']);
- if ($config['strip_exif'])
- $file['exif_stripped'] = true;
- }
- }
- }
- }
-
- // create image object
- $image = new Image($file['tmp_name'], $file['extension'], $size);
- if ($image->size->width > $config['max_width'] || $image->size->height > $config['max_height']) {
- $image->delete();
- error($config['error']['maxsize']);
- }
-
- $file['width'] = $image->size->width;
- $file['height'] = $image->size->height;
-
- if ($config['spoiler_images'] && isset($_POST['spoiler'])) {
- $file['thumb'] = 'spoiler';
-
- $size = @getimagesize($config['spoiler_image']);
- $file['thumbwidth'] = $size[0];
- $file['thumbheight'] = $size[1];
- } elseif ($config['minimum_copy_resize'] &&
- $image->size->width <= $config['thumb_width'] &&
- $image->size->height <= $config['thumb_height'] &&
- $file['extension'] == ($config['thumb_ext'] ? $config['thumb_ext'] : $file['extension'])) {
-
- // Copy, because there's nothing to resize
- copy($file['tmp_name'], $file['thumb']);
-
- $file['thumbwidth'] = $image->size->width;
- $file['thumbheight'] = $image->size->height;
- } else {
- $thumb = $image->resize(
- $config['thumb_ext'] ? $config['thumb_ext'] : $file['extension'],
- $post['op'] ? $config['thumb_op_width'] : $config['thumb_width'],
- $post['op'] ? $config['thumb_op_height'] : $config['thumb_height']
- );
-
- $thumb->to($file['thumb']);
-
- $file['thumbwidth'] = $thumb->width;
- $file['thumbheight'] = $thumb->height;
-
- $thumb->_destroy();
- }
-
- if ($config['redraw_image'] || (!@$file['exif_stripped'] && $config['strip_exif'] && ($file['extension'] == 'jpg' || $file['extension'] == 'jpeg'))) {
- if (!$config['redraw_image'] && $config['use_exiftool']) {
- if($error = shell_exec_error('exiftool -overwrite_original -ignoreMinorErrors -q -q -all= ' .
- escapeshellarg($file['tmp_name'])))
- error(_('Could not strip EXIF metadata!'), null, $error);
- } else {
- $image->to($file['file']);
- $dont_copy_file = true;
- }
- }
- $image->destroy();
- } else {
- // not an image
- //copy($config['file_thumb'], $post['thumb']);
- $file['thumb'] = 'file';
-
- $size = @getimagesize(sprintf($config['file_thumb'],
- isset($config['file_icons'][$file['extension']]) ?
- $config['file_icons'][$file['extension']] : $config['file_icons']['default']));
- $file['thumbwidth'] = $size[0];
- $file['thumbheight'] = $size[1];
- }
-
- if ($config['tesseract_ocr']) { // Let's OCR it!
- $fname = $file['tmp_name'];
-
- if ($file['height'] > 500 || $file['width'] > 500) {
- $fname = $file['thumb'];
- }
-
- if ($fname == 'spoiler') { // We don't have that much CPU time, do we?
- }
- else {
- $tmpname = "tmp/tesseract/".rand(0,10000000);
-
- // Preprocess command is an ImageMagick b/w quantization
- $error = shell_exec_error(sprintf($config['tesseract_preprocess_command'], escapeshellarg($fname)) . " | " .
- 'tesseract stdin '.escapeshellarg($tmpname).' '.$config['tesseract_params']);
- $tmpname .= ".txt";
-
- $value = @file_get_contents($tmpname);
- @unlink($tmpname);
-
- if ($value && trim($value)) {
- // This one has an effect, that the body is appended to a post body. So you can write a correct
- // spamfilter.
- $post['body_nomarkup'] .= "<tinyboard ocr image $key>".htmlspecialchars($value)."</tinyboard>";
- }
- }
- }
-
- if (!isset($dont_copy_file) || !$dont_copy_file) {
- if (isset($file['file_tmp'])) {
- if (!@rename($file['tmp_name'], $file['file']))
- error($config['error']['nomove']);
- chmod($file['file'], 0644);
- } elseif (!@move_uploaded_file($file['tmp_name'], $file['file']))
- error($config['error']['nomove']);
- }
- }
-
- if ($config['image_reject_repost']) {
- if ($p = getPostByHash($post['filehash'])) {
- undoImage($post);
- error(sprintf($config['error']['fileexists'],
- ($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
- ($board['dir'] . $config['dir']['res'] .
- ($p['thread'] ?
- $p['thread'] . '.html#' . $p['id']
- :
- $p['id'] . '.html'
- ))
- ));
- }
- } else if (!$post['op'] && $config['image_reject_repost_in_thread']) {
- if ($p = getPostByHashInThread($post['filehash'], $post['thread'])) {
- undoImage($post);
- error(sprintf($config['error']['fileexistsinthread'],
- ($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
- ($board['dir'] . $config['dir']['res'] .
- ($p['thread'] ?
- $p['thread'] . '.html#' . $p['id']
- :
- $p['id'] . '.html'
- ))
- ));
- }
- }
- }
-
- // Do filters again if OCRing
- if ($config['tesseract_ocr'] && !hasPermission($config['mod']['bypass_filters'], $board['uri'])) {
- do_filters($post);
- }
-
- if (!hasPermission($config['mod']['postunoriginal'], $board['uri']) && $config['robot_enable'] && checkRobot($post['body_nomarkup'])) {
- undoImage($post);
- if ($config['robot_mute']) {
- error(sprintf($config['error']['muted'], mute()));
- } else {
- error($config['error']['unoriginal']);
- }
- }
-
- // Remove board directories before inserting them into the database.
- if ($post['has_file']) {
- foreach ($post['files'] as $key => &$file) {
- $file['file_path'] = $file['file'];
- $file['thumb_path'] = $file['thumb'];
- $file['file'] = mb_substr($file['file'], mb_strlen($board['dir'] . $config['dir']['img']));
- if ($file['is_an_image'] && $file['thumb'] != 'spoiler')
- $file['thumb'] = mb_substr($file['thumb'], mb_strlen($board['dir'] . $config['dir']['thumb']));
- }
- }
-
- $post = (object)$post;
- $post->files = array_map(function($a) { return (object)$a; }, $post->files);
-
- $error = event('post', $post);
- $post->files = array_map(function($a) { return (array)$a; }, $post->files);
-
- if ($error) {
- undoImage((array)$post);
- error($error);
- }
- $post = (array)$post;
-
- if ($post['files'])
- $post['files'] = $post['files'];
- $post['num_files'] = sizeof($post['files']);
-
- $post['id'] = $id = post($post);
- $post['slug'] = slugify($post);
-
- insertFloodPost($post);
-
- // Handle cyclical threads
- if (!$post['op'] && isset($thread['cycle']) && $thread['cycle']) {
- // Query is a bit weird due to "This version of MariaDB doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery'" (MariaDB Ver 15.1 Distrib 10.0.17-MariaDB, for Linux (x86_64))
- $query = prepare(sprintf('DELETE FROM ``posts_%s`` WHERE `thread` = :thread AND `id` NOT IN (SELECT `id` FROM (SELECT `id` FROM ``posts_%s`` WHERE `thread` = :thread ORDER BY `id` DESC LIMIT :limit) i)', $board['uri'], $board['uri']));
- $query->bindValue(':thread', $post['thread']);
- $query->bindValue(':limit', $config['cycle_limit'], PDO::PARAM_INT);
- $query->execute() or error(db_error($query));
- }
-
- if (isset($post['antispam_hash'])) {
- incrementSpamHash($post['antispam_hash']);
- }
-
- if (isset($post['tracked_cites']) && !empty($post['tracked_cites'])) {
- $insert_rows = array();
- foreach ($post['tracked_cites'] as $cite) {
- $insert_rows[] = '(' .
- $pdo->quote($board['uri']) . ', ' . (int)$id . ', ' .
- $pdo->quote($cite[0]) . ', ' . (int)$cite[1] . ')';
- }
- query('INSERT INTO ``cites`` VALUES ' . implode(', ', $insert_rows)) or error(db_error());
- }
-
- if (!$post['op'] && strtolower($post['email']) != 'sage' && !$thread['sage'] && ($config['reply_limit'] == 0 || $numposts['replies']+1 < $config['reply_limit'])) {
- bumpThread($post['thread']);
- }
-
- if (isset($_SERVER['HTTP_REFERER'])) {
- // Tell Javascript that we posted successfully
- if (isset($_COOKIE[$config['cookies']['js']]))
- $js = json_decode($_COOKIE[$config['cookies']['js']]);
- else
- $js = (object) array();
- // Tell it to delete the cached post for referer
- $js->{$_SERVER['HTTP_REFERER']} = true;
- // Encode and set cookie
- setcookie($config['cookies']['js'], json_encode($js), 0, $config['cookies']['jail'] ? $config['cookies']['path'] : '/', null, false, false);
- }
-
- $root = $post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root'];
-
- if ($noko) {
- $redirect = $root . $board['dir'] . $config['dir']['res'] .
- link_for($post, false, false, $thread) . (!$post['op'] ? '#' . $id : '');
-
- if (!$post['op'] && isset($_SERVER['HTTP_REFERER'])) {
- $regex = array(
- 'board' => str_replace('%s', '(\w{1,8})', preg_quote($config['board_path'], '/')),
- 'page' => str_replace('%d', '(\d+)', preg_quote($config['file_page'], '/')),
- 'page50' => '(' . str_replace('%d', '(\d+)', preg_quote($config['file_page50'], '/')) . '|' .
- str_replace(array('%d', '%s'), array('(\d+)', '[a-z0-9-]+'), preg_quote($config['file_page50_slug'], '/')) . ')',
- 'res' => preg_quote($config['dir']['res'], '/'),
- );
-
- if (preg_match('/\/' . $regex['board'] . $regex['res'] . $regex['page50'] . '([?&].*)?$/', $_SERVER['HTTP_REFERER'])) {
- $redirect = $root . $board['dir'] . $config['dir']['res'] .
- link_for($post, true, false, $thread) . (!$post['op'] ? '#' . $id : '');
- }
- }
- } else {
- $redirect = $root . $board['dir'] . $config['file_index'];
-
- }
-
- buildThread($post['op'] ? $id : $post['thread']);
-
- if ($config['syslog'])
- _syslog(LOG_INFO, 'New post: /' . $board['dir'] . $config['dir']['res'] .
- link_for($post) . (!$post['op'] ? '#' . $id : ''));
-
- if (!$post['mod']) header('X-Associated-Content: "' . $redirect . '"');
-
- if (!isset($_POST['json_response'])) {
- header('Location: ' . $redirect, true, $config['redirect_http']);
- } else {
- header('Content-Type: text/json; charset=utf-8');
- echo json_encode(array(
- 'redirect' => $redirect,
- 'noko' => $noko,
- 'id' => $id
- ));
- }
-
- if ($config['try_smarter'] && $post['op'])
- $build_pages = range(1, $config['max_pages']);
-
- if ($post['op'])
- clean($id);
-
- event('post-after', $post);
-
- buildIndex();
-
- // We are already done, let's continue our heavy-lifting work in the background (if we run off FastCGI)
- if (function_exists('fastcgi_finish_request'))
- @fastcgi_finish_request();
-
- if ($post['op'])
- rebuildThemes('post-thread', $board['uri']);
- else
- rebuildThemes('post', $board['uri']);
-
- } elseif (isset($_POST['appeal'])) {
- if (!isset($_POST['ban_id']))
- error($config['error']['bot']);
-
- $ban_id = (int)$_POST['ban_id'];
-
- $bans = Bans::find($_SERVER['REMOTE_ADDR']);
- foreach ($bans as $_ban) {
- if ($_ban['id'] == $ban_id) {
- $ban = $_ban;
- break;
- }
- }
-
- if (!isset($ban)) {
- error(_("That ban doesn't exist or is not for you."));
- }
-
- if ($ban['expires'] && $ban['expires'] - $ban['created'] <= $config['ban_appeals_min_length']) {
- error(_("You cannot appeal a ban of this length."));
- }
-
- $query = query("SELECT `denied` FROM ``ban_appeals`` WHERE `ban_id` = $ban_id") or error(db_error());
- $ban_appeals = $query->fetchAll(PDO::FETCH_COLUMN);
-
- if (count($ban_appeals) >= $config['ban_appeals_max']) {
- error(_("You cannot appeal this ban again."));
- }
-
- foreach ($ban_appeals as $is_denied) {
- if (!$is_denied)
- error(_("There is already a pending appeal for this ban."));
- }
-
- $query = prepare("INSERT INTO ``ban_appeals`` VALUES (NULL, :ban_id, :time, :message, 0)");
- $query->bindValue(':ban_id', $ban_id, PDO::PARAM_INT);
- $query->bindValue(':time', time(), PDO::PARAM_INT);
- $query->bindValue(':message', $_POST['appeal']);
- $query->execute() or error(db_error($query));
-
- displayBan($ban);
- } else {
- if (!file_exists($config['has_installed'])) {
- header('Location: install.php', true, $config['redirect_http']);
- } else {
- // They opened post.php in their browser manually.
- error($config['error']['nopost']);
- }
- }
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