function cn_extrn_replace($input)
{
if (!getoption('use_replacement')) {
return $input;
}
if ($rword = getoption('#rword')) {
foreach ($rword as $f => $t) {
$input = preg_replace('/' . preg_sanitize($f) . '/i', trim($t), $input);
}
}
return $input;
}
}
}
}
if (preg_match($regex_site, $comment)) {
echo '<div class="cn_error_comment">' . i18n('Your not allowed to put URL\'s in the comments field.') . '. <a href="' . $refer . '">Go back</a></div>';
return FALSE;
}
if (getoption('only_registered_comment') && !$logged_as_member) {
echo '<div class="cn_error_comment">' . i18n('Only registered users can post comments') . '. <a href="' . $refer . '">Go back</a></div>';
return FALSE;
}
// Check ip/nick ban filter ----
$block_list = getoption('#ipban');
foreach ($block_list as $ip_test => $_t) {
// Create test string
$match = '/' . str_replace('\\x2a', '.*?', preg_sanitize($ip_test)) . '/';
if (preg_match($match, CLIENT_IP) || !$logged_as_member && preg_match($match, $name)) {
echo '<div class="cn_error_comment">' . i18n('Sorry but you have been blocked from posting comments') . ' (IP=' . cn_htmlspecialchars(CLIENT_IP) . '). <a href="' . $refer . '">Go back</a></div>';
return FALSE;
}
}
// Check for flood (if enabled)
if ($flood_time = getoption('flood_time')) {
if (!file_exists($fn = cn_path_construct(SERVDIR, 'cdata') . 'flood.txt')) {
fclose(fopen($fn, 'w+'));
}
$flood = file($fn);
$found = FALSE;
$w = fopen($fn, 'w+');
flock($w, LOCK_EX);
foreach ($flood as $item) {
}
}
}
krsort($listing);
// Init searching
$preg_story = '[^\\|]*';
$preg_author = '[^\\|]*';
$preg_title = '[^\\|]*';
if (!empty($user)) {
$preg_author = '.*?(' . preg_replace('/\\s/', '|', preg_sanitize($user)) . ')[^\\|]*';
}
if (!empty($title)) {
$preg_title = '.*?(' . preg_replace('/\\s/', '|', preg_sanitize($title)) . ')[^\\|]*';
}
if (!empty($story)) {
$preg_story = '.*?(' . preg_replace('/\\s/', '|', preg_sanitize($story)) . ')[^\\|]*';
}
// Search in files
$found = array();
foreach ($listing as $id => $newsfile) {
// Old archives do not touch
if ($id && $id < $date_from) {
break;
}
$news = join('', file(SERVDIR . $newsfile));
$strs = '~^\\d+\\|' . $preg_author . '\\|' . $preg_title . '\\|' . $preg_story . '\\|.*$~im';
if (preg_match_all($strs, $news, $c, PREG_SET_ORDER)) {
foreach ($c as $a => $b) {
$item = explode("|", $b[0]);
if ($item[NEW_ID] < $date_from or $item[NEW_ID] > $date_to) {
continue;
function user_remove_ban($ip)
{
$ip = str_replace(array('|', '"'), '', $ip);
if (empty($ip)) {
return false;
}
$users_ban = load_database('users_ban', 'ipban.db');
if (preg_match_all('~^' . preg_sanitize($ip) . '\\|.*$~im', $users_ban, $c, PREG_SET_ORDER)) {
foreach ($c as $v) {
$users_ban = str_replace($v[0] . "\n", '', $users_ban);
}
}
return rewritefile('/cdata/ipban.db.php', $users_ban);
}
