/**
* Check to make sure that a user is not making too many posts in a short amount of time.
*/
function bb_check_post_flood()
{
global $bbdb;
$user_id = (int) $user_id;
$throttle_time = bb_get_option('throttle_time');
if (bb_current_user_can('manage_options') || empty($throttle_time)) {
return;
}
if (bb_is_user_logged_in()) {
$bb_current_user = bb_get_current_user();
if (isset($bb_current_user->data->last_posted) && time() < $bb_current_user->data->last_posted + $throttle_time && !bb_current_user_can('throttle')) {
if (defined('DOING_AJAX') && DOING_AJAX) {
die(__('Slow down; you move too fast.'));
} else {
bb_die(__('Slow down; you move too fast.'));
}
}
} else {
if (($last_posted = bb_get_transient($_SERVER['REMOTE_ADDR'] . '_last_posted')) && time() < $last_posted + $throttle_time) {
if (defined('DOING_AJAX') && DOING_AJAX) {
die(__('Slow down; you move too fast.'));
} else {
bb_die(__('Slow down; you move too fast.'));
}
}
}
}
function get($transient)
{
return bb_get_transient(BP_Transients::prefix() . $transient);
}
function nospamuser_check($type, $data)
{
$settings = bb_get_option('nospamuser-settings');
if (!$settings) {
bb_update_option('nospamuser-settings', $settings = array('days' => 30, 'min_occur' => 5, 'max_occur' => 10, 'api_key' => '', 'recaptcha_mode' => 'aggressive', 'recapthca_pub' => '', 'recaptcha_priv' => '', 'stats_public' => 0));
}
if (!is_array($result = bb_get_transient('nospamuser-' . $type . '-' . md5($data)))) {
$wp_http = new WP_Http();
$response = $wp_http->get('http://www.stopforumspam.com/api?' . urlencode($type) . '=' . urlencode($data), array('user-agent' => apply_filters('http_headers_useragent', backpress_get_option('wp_http_version')) . NOSPAMUSER_AGENT));
$response = $response['body'];
if (strpos($response, '<response success="true">') === false) {
return;
}
if (strpos($response, '<appears>no</appears>') !== false) {
$result = array(0, 0);
} else {
preg_match('/<lastseen>([^<>]+)<\\/lastseen>/', $response, $matches);
$result = array((int) substr($response, strpos($response, '<frequency>') + 11), strtotime($matches[1]));
}
bb_set_transient('nospamuser-' . $type . '-' . md5($data), $result, 604800);
}
if ($result == array(0, 0)) {
// Even if the settings are set incorrectly, non-spammers shouldn't be blocked.
return;
}
if ($result[0] >= $settings['min_occur'] && $result[1] >= time() - $settings['days'] * 86400 || $result[0] >= $settings['max_occur'] && $settings['recaptcha_mode'] == 'aggressive') {
if ($result[0] >= $settings['max_occur'] && $settings['recaptcha_mode'] == 'adaptive') {
nospamuser_block($type, $data, true);
} elseif ($settings['recaptcha_mode'] == 'aggressive' || !$settings['recaptcha_pub'] || !$settings['recaptcha_priv']) {
nospamuser_block($type, $data, true);
} else {
nospamuser_block($type, $data, false);
}
}
}