}
if (is_string($handler) && preg_match('/^secure(_POST)? /', $handler, $m)) {
$secure_post_only = isset($m[1]);
if (!$secure_post_only || $_SERVER['REQUEST_METHOD'] == 'POST') {
$token = isset($matches['token']) ? $matches['token'] : (isset($_POST['token']) ? $_POST['token'] : false);
if ($token === false) {
if ($secure_post_only) {
error($config['error']['csrf']);
} else {
mod_confirm(substr($query, 1));
exit;
}
}
// CSRF-protected page; validate security token
$actual_query = preg_replace('!/([a-f0-9]{8})$!', '', $query);
if ($token != make_secure_link_token(substr($actual_query, 1))) {
error($config['error']['csrf']);
}
}
$handler = preg_replace('/^secure(_POST)? /', '', $handler);
}
if ($config['debug']) {
$debug['mod_page'] = array('req' => $query, 'match' => $uri, 'handler' => $handler);
$debug['time']['parse_mod_req'] = '~' . round((microtime(true) - $parse_start_time) * 1000, 2) . 'ms';
}
if (is_string($handler)) {
if ($handler[0] == ':') {
header('Location: ' . substr($handler, 1), true, $config['redirect_http']);
} elseif (is_callable("mod_page_{$handler}")) {
call_user_func_array("mod_page_{$handler}", $matches);
} elseif (is_callable("mod_{$handler}")) {
function mod_debug_sql()
{
global $config;
if (!hasPermission($config['mod']['debug_sql'])) {
error($config['error']['noaccess']);
}
$args['security_token'] = make_secure_link_token('debug/sql');
if (isset($_POST['query'])) {
$args['query'] = $_POST['query'];
if ($query = query($_POST['query'])) {
$args['result'] = $query->fetchAll(PDO::FETCH_ASSOC);
if (!empty($args['result'])) {
$args['keys'] = array_keys($args['result'][0]);
} else {
$args['result'] = 'empty';
}
} else {
$args['error'] = db_error();
}
}
mod_page(_('Debug: SQL'), 'mod/debug/sql.html', $args);
}
function mod_8_settings($b)
{
global $config, $mod;
//if ($b === 'infinity' && $mod['type'] !== ADMIN)
// error('Settings temporarily disabled for this board.');
if (!in_array($b, $mod['boards']) and $mod['boards'][0] != '*') {
error($config['error']['noaccess']);
}
if (!hasPermission($config['mod']['edit_settings'], $b)) {
error($config['error']['noaccess']);
}
if (!openBoard($b)) {
error("Could not open board!");
}
$possible_languages = array_diff(scandir('inc/locale/'), array('..', '.', '.tx', 'README.md'));
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$board_type = $_POST['board_type'];
$imgboard = $board_type == 'imgboard';
$txtboard = $board_type == 'txtboard';
$fileboard = $board_type == 'fileboard';
$title = $_POST['title'];
$subtitle = $_POST['subtitle'];
$country_flags = isset($_POST['country_flags']) ? 'true' : 'false';
$field_disable_name = isset($_POST['field_disable_name']) ? 'true' : 'false';
$enable_embedding = isset($_POST['enable_embedding']) ? 'true' : 'false';
$force_image_op = $imgboard && isset($_POST['force_image_op']) ? 'true' : 'false';
$disable_images = $txtboard ? 'true' : 'false';
$poster_ids = isset($_POST['poster_ids']) ? 'true' : 'false';
$show_sages = isset($_POST['show_sages']) ? 'true' : 'false';
$auto_unicode = isset($_POST['auto_unicode']) ? 'true' : 'false';
$strip_combining_chars = isset($_POST['strip_combining_chars']) ? 'true' : 'false';
$allow_roll = isset($_POST['allow_roll']) ? 'true' : 'false';
$image_reject_repost = isset($_POST['image_reject_repost']) ? 'true' : 'false';
$image_reject_repost_in_thread = isset($_POST['image_reject_repost_in_thread']) ? 'true' : 'false';
$early_404 = isset($_POST['early_404']) ? 'true' : 'false';
$allow_delete = isset($_POST['allow_delete']) ? 'true' : 'false';
$allow_flash = $imgboard && isset($_POST['allow_flash']) ? '$config[\'allowed_ext_files\'][] = \'swf\';' : '';
$allow_pdf = $imgboard && isset($_POST['allow_pdf']) ? '$config[\'allowed_ext_files\'][] = \'pdf\';' : '';
$code_tags = isset($_POST['code_tags']) ? '$config[\'additional_javascript\'][] = \'js/code_tags/run_prettify.js\';$config[\'markup\'][] = array("/\\[code\\](.+?)\\[\\/code\\]/ms", "<code><pre class=\'prettyprint\' style=\'display:inline-block\'>\\$1</pre></code>");' : '';
$katex = isset($_POST['katex']) ? '$config[\'katex\'] = true;$config[\'additional_javascript\'][] = \'js/katex/katex.min.js\'; $config[\'markup\'][] = array("/\\[tex\\](.+?)\\[\\/tex\\]/ms", "<span class=\'tex\'>\\$1</span>"); $config[\'additional_javascript\'][] = \'js/katex-enable.js\';' : '';
$user_flags = isset($_POST['user_flags']) ? "if (file_exists('{$b}/flags.php')) { include 'flags.php'; }\n" : '';
$captcha = isset($_POST['captcha']) ? 'true' : 'false';
$force_subject_op = isset($_POST['force_subject_op']) ? 'true' : 'false';
$force_flag = isset($_POST['force_flag']) ? 'true' : 'false';
$tor_posting = isset($_POST['tor_posting']) ? 'true' : 'false';
$tor_image_posting = isset($_POST['tor_image_posting']) ? 'true' : 'false';
$robot_enable = isset($_POST['robot_enable']) ? 'true' : 'false';
$new_thread_capt = isset($_POST['new_thread_capt']) ? 'true' : 'false';
$oekaki = ($imgboard || $fileboard) && isset($_POST['oekaki']) ? 'true' : 'false';
$view_bumplock = isset($_POST['view_bumplock']) ? '-1' : 'MOD';
if ($tor_image_posting === 'true' && isset($_POST['meta_noindex'])) {
error('Please index your board to enable this.');
}
if ($_POST['locale'] !== 'en' && in_array($_POST['locale'], $possible_languages)) {
$locale = "\$config['locale'] = '{$_POST['locale']}.UTF-8';";
} else {
$locale = '';
}
if (isset($_POST['max_images']) && (int) $_POST['max_images'] && (int) $_POST['max_images'] <= 5) {
$_POST['max_images'] = (int) $_POST['max_images'];
$multiimage = "\$config['max_images'] = {$_POST['max_images']};\n\t\t\t\t\t \$config['additional_javascript'][] = 'js/multi-image.js';";
} else {
$multiimage = '';
}
if (isset($_POST['custom_assets'])) {
$assets = "\$config['custom_assets'] = true;\n\t\t\t\t \$config['spoiler_image'] = 'static/assets/{$b}/spoiler.png';\n\t\t\t\t \$config['image_deleted'] = 'static/assets/{$b}/deleted.png';\n\t\t\t\t \$config['no_file_image'] = 'static/assets/{$b}/no-file.png';\n\t\t\t\t";
} else {
$assets = '';
}
$file_board = '';
if ($fileboard) {
$force_image_op = true;
$file_board = "\$config['threads_per_page'] = 30;\n\t\t\t\t\t \$config['file_board'] = true;\n\t\t\t\t\t \$config['threads_preview'] = 0;\n\t\t\t\t \$config['threads_preview_sticky'] = 0;\n\t\t\t\t\t \$config['allowed_ext_files'] = array();\n";
if (isset($_POST['allowed_type'])) {
foreach ($_POST['allowed_type'] as $val) {
if (in_array($val, $config['fileboard_allowed_types'])) {
$file_board .= "\$config['allowed_ext_files'][] = '{$val}';\n";
}
}
}
if (isset($_POST['allowed_ext_op'])) {
$file_board .= "\$config['allowed_ext_op'] = \$config['allowed_ext_files'];\n";
if (isset($_POST['allowed_ext_op_video'])) {
$file_board .= "\$config['allowed_ext_op'][] = 'webm';\n\t\t\t\t\t\t\t\t\$config['allowed_ext_op'][] = 'mp4';\n";
}
}
if (isset($_POST['tag_id'])) {
$file_board .= "\$config['allowed_tags'] = array();\n";
foreach ($_POST['tag_id'] as $id => $v) {
$file_board .= "\$config['allowed_tags'][";
$file_board .= 'base64_decode("';
$file_board .= base64_encode($_POST['tag_id'][$id]);
$file_board .= '")';
$file_board .= "] = ";
$file_board .= 'base64_decode("';
$file_board .= base64_encode($_POST['tag_desc'][$id]);
$file_board .= '")';
$file_board .= ";\n";
}
}
}
$anal_filenames = $fileboard && isset($_POST['anal_filenames']) ? "\$config['filename_func'] = 'filename_func';\n" : '';
$anonymous = base64_encode($_POST['anonymous']);
$blotter = base64_encode(purify_html(html_entity_decode($_POST['blotter'])));
$add_to_config = @file_get_contents($b . '/extra_config.php');
$replace = '';
if (isset($_POST['replace'])) {
if (sizeof($_POST['replace']) > 200 || sizeof($_POST['with']) > 200) {
error(_('Sorry, max 200 wordfilters allowed.'));
}
if (count($_POST['replace']) == count($_POST['with'])) {
foreach ($_POST['replace'] as $i => $r) {
if ($r !== '') {
$w = $_POST['with'][$i];
if (strlen($w) > 255) {
error(sprintf(_('Sorry, %s is too long. Max replacement is 255 characters'), utf8tohtml($w)));
}
$replace .= '$config[\'wordfilters\'][] = array(base64_decode(\'' . base64_encode($r) . '\'), base64_decode(\'' . base64_encode($w) . '\'));';
}
}
}
if (is_billion_laughs($_POST['replace'], $_POST['with'])) {
error(_('Wordfilters may not wordfilter previous wordfilters. For example, if a filters to bb and b filters to cc, that is not allowed.'));
}
}
if (isset($_POST['hour_max_threads']) && (int) $_POST['hour_max_threads'] > 0 && (int) $_POST['hour_max_threads'] < 101) {
$hour_max_threads = (int) $_POST['hour_max_threads'];
} else {
$hour_max_threads = 'false';
}
if (isset($_POST['max_pages'])) {
$mp = (int) $_POST['max_pages'];
if ($mp > 25 || $mp < 1) {
$max_pages = 15;
} else {
$max_pages = $mp;
}
} else {
$max_pages = 15;
}
if (isset($_POST['reply_limit'])) {
$rl = (int) $_POST['reply_limit'];
if ($rl > 750 || $rl < 250 || $rl % 25) {
$reply_limit = 250;
} else {
$reply_limit = $rl;
}
} else {
$reply_limit = 250;
}
if (isset($_POST['max_newlines'])) {
$mn = (int) $_POST['max_newlines'];
if ($mn < 20 || $mn > 300) {
$max_newlines = 0;
} else {
$max_newlines = $mn;
}
} else {
$max_newlines = 0;
}
if (isset($_POST['min_body'])) {
$mb = (int) $_POST['min_body'];
if ($mb < 0 || $mb > 1024) {
$min_body = 0;
} else {
$min_body = $mb;
}
} else {
$min_body = 0;
}
if (!(strlen($title) < 40)) {
error('Invalid title');
}
if (!(strlen($subtitle) < 200)) {
error('Invalid subtitle');
}
$query = prepare('UPDATE ``boards`` SET `title` = :title, `subtitle` = :subtitle, `indexed` = :indexed, `public_bans` = :public_bans, `public_logs` = :public_logs, `8archive` = :8archive WHERE `uri` = :uri');
$query->bindValue(':title', $title);
$query->bindValue(':subtitle', $subtitle);
$query->bindValue(':uri', $b);
$query->bindValue(':indexed', !isset($_POST['meta_noindex']));
$query->bindValue(':public_bans', isset($_POST['public_bans']));
$query->bindValue(':public_logs', (int) $_POST['public_logs']);
$query->bindValue(':8archive', isset($_POST['8archive']));
$query->execute() or error(db_error($query));
$config_file = <<<EOT
<?php
\$config['country_flags'] = {$country_flags};
\$config['field_disable_name'] = {$field_disable_name};
\$config['enable_embedding'] = {$enable_embedding};
\$config['force_image_op'] = {$force_image_op};
\$config['disable_images'] = {$disable_images};
\$config['poster_ids'] = {$poster_ids};
\$config['show_sages'] = {$show_sages};
\$config['auto_unicode'] = {$auto_unicode};
\$config['strip_combining_chars'] = {$strip_combining_chars};
\$config['allow_roll'] = {$allow_roll};
\$config['image_reject_repost'] = {$image_reject_repost};
\$config['image_reject_repost_in_thread'] = {$image_reject_repost_in_thread};
\$config['early_404'] = {$early_404};
\$config['allow_delete'] = {$allow_delete};
\$config['anonymous'] = base64_decode('{$anonymous}');
\$config['blotter'] = base64_decode('{$blotter}');
\$config['stylesheets']['Custom'] = 'board/{$b}.css';
\$config['default_stylesheet'] = array('Custom', \$config['stylesheets']['Custom']);
\$config['captcha']['enabled'] = {$captcha};
\$config['force_subject_op'] = {$force_subject_op};
\$config['force_flag'] = {$force_flag};
\$config['tor_posting'] = {$tor_posting};
\$config['tor_image_posting'] = {$tor_image_posting};
\$config['robot_enable'] = {$robot_enable};
\$config['new_thread_capt'] = {$new_thread_capt};
\$config['hour_max_threads'] = {$hour_max_threads};
\$config['reply_limit'] = {$reply_limit};
\$config['max_pages'] = {$max_pages};
\$config['max_newlines'] = {$max_newlines};
\$config['oekaki'] = {$oekaki};
\$config['min_body'] = {$min_body};
\$config['mod']['view_bumplock'] = {$view_bumplock};
{$code_tags} {$katex} {$replace} {$multiimage} {$allow_flash} {$allow_pdf} {$user_flags}
{$assets}
{$locale}
{$anal_filenames}
{$file_board}
if (\$config['disable_images'])
\t\$config['max_pages'] = 10000;
{$add_to_config}
EOT;
// Clean up our CSS...no more expression() or off-site URLs.
$clean_css = preg_replace('/expression\\s*\\(/', '', $_POST['css']);
$matched = array();
preg_match_all("#{$config['link_regex']}#im", $clean_css, $matched);
if (isset($matched[0])) {
foreach ($matched[0] as $match) {
$match_okay = false;
foreach ($config['allowed_offsite_urls'] as $allowed_url) {
if (strpos($match, $allowed_url) !== false && strpos($match, '#') === false && strpos($match, '?') === false && strpos($match, ';') === false) {
$match_okay = true;
}
}
if ($match_okay !== true) {
error(sprintf(_("Off-site link \"%s\" is not allowed in the board stylesheet"), $match));
}
}
}
//Filter out imports from sites with potentially unsafe content
$match_imports = '@import[^;]*';
$matched = array();
preg_match_all("#{$match_imports}#im", $clean_css, $matched);
$unsafe_import_urls = array('https://a.pomf.se/');
if (isset($matched[0])) {
foreach ($matched[0] as $match) {
$match_okay = true;
foreach ($unsafe_import_urls as $unsafe_import_url) {
if (strpos($match, $unsafe_import_url) !== false && strpos($match, '#') === false) {
$match_okay = false;
}
}
if ($match_okay !== true) {
error(sprintf(_("Potentially unsafe import \"%s\" is not allowed in the board stylesheet"), $match));
}
}
}
$query = query('SELECT `uri`, `title`, `subtitle` FROM ``boards`` WHERE `8archive` = TRUE');
file_write('8archive.json', json_encode($query->fetchAll(PDO::FETCH_ASSOC)));
file_write($b . '/config.php', $config_file);
file_write('stylesheets/board/' . $b . '.css', $clean_css);
$_config = $config;
unset($config['wordfilters']);
// Faster than openBoard and bypasses cache...we're trusting the PHP output
// to be safe enough to run with every request, we can eval it here.
eval(str_replace('flags.php', "{$b}/flags.php", preg_replace('/^\\<\\?php$/m', '', $config_file)));
// czaks: maybe reconsider using it, now that config is cached?
// be smarter about rebuilds...only some changes really require us to rebuild all threads
if ($_config['captcha']['enabled'] != $config['captcha']['enabled'] || $_config['new_thread_capt'] != $config['new_thread_capt'] || $_config['captcha']['extra'] != $config['captcha']['extra'] || $_config['blotter'] != $config['blotter'] || $_config['field_disable_name'] != $config['field_disable_name'] || $_config['show_sages'] != (isset($config['show_sages']) && $config['show_sages'])) {
buildIndex();
$query = query(sprintf("SELECT `id` FROM ``posts_%s`` WHERE `thread` IS NULL", $b)) or error(db_error());
while ($post = $query->fetch(PDO::FETCH_ASSOC)) {
buildThread($post['id']);
}
}
modLog('Edited board settings', $b);
}
$query = prepare('SELECT * FROM boards WHERE uri = :board');
$query->bindValue(':board', $b);
$query->execute() or error(db_error($query));
$board = $query->fetchAll()[0];
// Clean the cache
if ($config['cache']['enabled']) {
cache::delete('board_' . $board['uri']);
cache::delete('all_boards');
cache::delete('config_' . $board['uri']);
cache::delete('events_' . $board['uri']);
unlink('tmp/cache/locale_' . $board['uri']);
}
$css = @file_get_contents('stylesheets/board/' . $board['uri'] . '.css');
mod_page(_('Board configuration'), 'mod/settings.html', array('board' => $board, 'css' => prettify_textarea($css), 'token' => make_secure_link_token('settings/' . $board['uri']), 'languages' => $possible_languages, 'allowed_urls' => $config['allowed_offsite_urls']));
}
function secure_link($href)
{
return $href . '/' . make_secure_link_token($href);
}
function mod_ban_post($board, $delete, $post, $token = false)
{
global $config, $mod;
if (!openBoard($board)) {
error($config['error']['noboard']);
}
if (!hasPermission($config['mod']['delete'], $board)) {
error($config['error']['noaccess']);
}
$security_token = make_secure_link_token($board . '/ban/' . $post);
$query = prepare(sprintf('SELECT `ip`, `thread` FROM `posts_%s` WHERE `id` = :id', $board));
$query->bindValue(':id', $post);
$query->execute() or error(db_error($query));
if (!($_post = $query->fetch(PDO::FETCH_ASSOC))) {
error($config['error']['404']);
}
$thread = $_post['thread'];
$ip = $_post['ip'];
if (isset($_POST['new_ban'], $_POST['reason'], $_POST['length'], $_POST['board'])) {
require_once 'inc/mod/ban.php';
if (isset($_POST['ip'])) {
$ip = $_POST['ip'];
}
ban($ip, $_POST['reason'], parse_time($_POST['length']), $_POST['board'] == '*' ? false : $_POST['board']);
if (isset($_POST['public_message'], $_POST['message'])) {
// public ban message
$query = prepare(sprintf('UPDATE `posts_%s` SET `body` = CONCAT(`body`, :body) WHERE `id` = :id', $board));
$query->bindValue(':id', $post);
$query->bindValue(':body', sprintf($config['mod']['ban_message'], utf8tohtml($_POST['message'])));
$query->execute() or error(db_error($query));
modLog("Attached a public ban message to post #{$post}: " . utf8tohtml($_POST['message']));
buildThread($thread ? $thread : $post);
buildIndex();
} elseif (isset($_POST['delete']) && (int) $_POST['delete']) {
// Delete post
deletePost($post);
modLog("Deleted post #{$post}");
// Rebuild board
buildIndex();
}
header('Location: ?/' . sprintf($config['board_path'], $board) . $config['file_index'], true, $config['redirect_http']);
}
$args = array('ip' => $ip, 'hide_ip' => !hasPermission($config['mod']['show_ip'], $board), 'post' => $post, 'board' => $board, 'delete' => (bool) $delete, 'boards' => listBoards(), 'token' => $security_token);
mod_page(_('New ban'), 'mod/ban_form.html', $args);
}
