function akismet_check_db_comment($id, $recheck_reason = 'recheck_queue')
{
global $wpdb, $akismet_api_host, $akismet_api_port;
$id = (int) $id;
$c = $wpdb->get_row("SELECT * FROM {$wpdb->comments} WHERE comment_ID = '{$id}'", ARRAY_A);
if (!$c) {
return;
}
$c['user_ip'] = $c['comment_author_IP'];
$c['user_agent'] = $c['comment_agent'];
$c['referrer'] = '';
$c['blog'] = get_option('home');
$c['blog_lang'] = get_locale();
$c['blog_charset'] = get_option('blog_charset');
$c['permalink'] = get_permalink($c['comment_post_ID']);
$id = $c['comment_ID'];
if (akismet_test_mode()) {
$c['is_test'] = 'true';
}
$c['recheck_reason'] = $recheck_reason;
$query_string = '';
foreach ($c as $key => $data) {
$query_string .= $key . '=' . urlencode(stripslashes($data)) . '&';
}
$response = akismet_http_post($query_string, $akismet_api_host, '/1.1/comment-check', $akismet_api_port);
return is_array($response) && isset($response[1]) ? $response[1] : false;
}
/**
* Contact Akismet to check if this is spam or ham
*
* Props to WordPress core Akismet plugin for alot of this
*
* @global string $akismet_api_host
* @global string $akismet_api_port
* @param array $activity_data Packet of information to submit to Akismet
* @param string $check "check" or "submit"
* @param string $spam "spam" or "ham"
* @since BuddyPress (1.6)
*/
public function send_akismet_request($activity_data, $check = 'check', $spam = 'spam')
{
global $akismet_api_host, $akismet_api_port;
// Check that host and port are set, if not, set them
if (function_exists('akismet_init') && (empty($akismet_api_host) || empty($akismet_api_port))) {
akismet_init();
}
$query_string = $path = $response = '';
$activity_data['blog'] = bp_get_option('home');
$activity_data['blog_charset'] = bp_get_option('blog_charset');
$activity_data['blog_lang'] = get_locale();
$activity_data['referrer'] = $_SERVER['HTTP_REFERER'];
$activity_data['user_agent'] = bp_core_current_user_ua();
$activity_data['user_ip'] = bp_core_current_user_ip();
if (akismet_test_mode()) {
$activity_data['is_test'] = 'true';
}
// Loop through _POST args and rekey strings
foreach ($_POST as $key => $value) {
if (is_string($value) && 'cookie' != $key) {
$activity_data['POST_' . $key] = $value;
}
}
// Keys to ignore
$ignore = array('HTTP_COOKIE', 'HTTP_COOKIE2', 'PHP_AUTH_PW');
// Loop through _SERVER args and remove whitelisted keys
foreach ($_SERVER as $key => $value) {
// Key should not be ignored
if (!in_array($key, $ignore) && is_string($value)) {
$activity_data[$key] = $value;
// Key should be ignored
} else {
$activity_data[$key] = '';
}
}
foreach ($activity_data as $key => $data) {
$query_string .= $key . '=' . urlencode(stripslashes($data)) . '&';
}
if ('check' == $check) {
$path = '/1.1/comment-check';
} elseif ('submit' == $check) {
$path = '/1.1/submit-' . $spam;
}
// Send to Akismet
add_filter('akismet_ua', array($this, 'buddypress_ua'));
$response = akismet_http_post($query_string, $akismet_api_host, $path, $akismet_api_port);
remove_filter('akismet_ua', array($this, 'buddypress_ua'));
// Get the response
if (!empty($response[1]) && !is_wp_error($response[1])) {
$activity_data['bp_as_result'] = $response[1];
} else {
$activity_data['bp_as_result'] = false;
}
// Perform a daily tidy up
if (!wp_next_scheduled('bp_activity_akismet_delete_old_metadata')) {
wp_schedule_event(time(), 'daily', 'bp_activity_akismet_delete_old_metadata');
}
return $activity_data;
}
function akismet_recheck_queue()
{
global $wpdb, $akismet_api_host, $akismet_api_port;
akismet_fix_scheduled_recheck();
if (!(isset($_GET['recheckqueue']) || isset($_REQUEST['action']) && 'akismet_recheck_queue' == $_REQUEST['action'])) {
return;
}
$moderation = $wpdb->get_results("SELECT * FROM {$wpdb->comments} WHERE comment_approved = '0'", ARRAY_A);
foreach ((array) $moderation as $c) {
$c['user_ip'] = $c['comment_author_IP'];
$c['user_agent'] = $c['comment_agent'];
$c['referrer'] = '';
$c['blog'] = get_bloginfo('url');
$c['blog_lang'] = get_locale();
$c['blog_charset'] = get_option('blog_charset');
$c['permalink'] = get_permalink($c['comment_post_ID']);
$c['user_role'] = '';
if (isset($c['user_ID'])) {
$c['user_role'] = akismet_get_user_roles($c['user_ID']);
}
if (akismet_test_mode()) {
$c['is_test'] = 'true';
}
$id = (int) $c['comment_ID'];
$query_string = '';
foreach ($c as $key => $data) {
$query_string .= $key . '=' . urlencode(stripslashes($data)) . '&';
}
add_comment_meta($c['comment_ID'], 'akismet_rechecking', true);
$response = akismet_http_post($query_string, $akismet_api_host, '/1.1/comment-check', $akismet_api_port);
if ('true' == $response[1]) {
wp_set_comment_status($c['comment_ID'], 'spam');
update_comment_meta($c['comment_ID'], 'akismet_result', 'true');
delete_comment_meta($c['comment_ID'], 'akismet_error');
akismet_update_comment_history($c['comment_ID'], __('Akismet re-checked and caught this comment as spam'), 'check-spam');
} elseif ('false' == $response[1]) {
update_comment_meta($c['comment_ID'], 'akismet_result', 'false');
delete_comment_meta($c['comment_ID'], 'akismet_error');
akismet_update_comment_history($c['comment_ID'], __('Akismet re-checked and cleared this comment'), 'check-ham');
// abnormal result: error
} else {
update_comment_meta($c['comment_ID'], 'akismet_result', 'error');
akismet_update_comment_history($c['comment_ID'], sprintf(__('Akismet was unable to re-check this comment (response: %s)'), substr($response[1], 0, 50)), 'check-error');
}
delete_comment_meta($c['comment_ID'], 'akismet_rechecking');
}
$redirect_to = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : admin_url('edit-comments.php');
wp_safe_redirect($redirect_to);
exit;
}
/**
* Ping Akismet service and check for spam/ham response
*
* @since bbPress (r3277)
*
* @param array $post_data
* @param string $check Accepts check|submit
* @param string $spam Accepts spam|ham
*
* @global string $akismet_api_host
* @global string $akismet_api_port
*
* @uses akismet_test_mode() To determine if Akismet is in test mode
* @uses akismet_http_post() To send data to the mothership for processing
*
* @return array Array of post data
*/
private function maybe_spam($post_data, $check = 'check', $spam = 'spam')
{
global $akismet_api_host, $akismet_api_port;
// Define variables
$query_string = $path = $response = '';
// Populate post data
$post_data['blog'] = get_option('home');
$post_data['blog_charset'] = get_option('blog_charset');
$post_data['blog_lang'] = get_locale();
$post_data['referrer'] = $_SERVER['HTTP_REFERER'];
$post_data['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
// Akismet Test Mode
if (akismet_test_mode()) {
$post_data['is_test'] = 'true';
}
// Loop through _POST args and rekey strings
foreach ($_POST as $key => $value) {
if (is_string($value)) {
$post_data['POST_' . $key] = $value;
}
}
// Keys to ignore
$ignore = array('HTTP_COOKIE', 'HTTP_COOKIE2', 'PHP_AUTH_PW');
// Loop through _SERVER args and remove whitelisted keys
foreach ($_SERVER as $key => $value) {
// Key should not be ignored
if (!in_array($key, $ignore) && is_string($value)) {
$post_data[$key] = $value;
// Key should be ignored
} else {
$post_data[$key] = '';
}
}
// Ready...
foreach ($post_data as $key => $data) {
$query_string .= $key . '=' . urlencode(stripslashes($data)) . '&';
}
// Aim...
if ('check' == $check) {
$path = '/1.1/comment-check';
} elseif ('submit' == $check) {
$path = '/1.1/submit-' . $spam;
}
// Fire!
$response = $this->http_post($query_string, $akismet_api_host, $path, $akismet_api_port);
// Check the high-speed cam
$post_data['bbp_akismet_result'] = $response[1];
// This is ham
return $post_data;
}