';
foreach ( $history as $row ) {
$time = date( 'D d M Y @ h:i:m a', $row['time'] ) . ' GMT';
echo '
' . sprintf( __('%s ago'), human_time_diff( $row['time'] ) ) . ' - ';
echo esc_html( $row['message'] ) . '
';
}
echo '
" . __('Check for Spam') . "";
}
add_action('manage_comments_nav', 'akismet_check_for_spam_button');
function akismet_submit_nonspam_comment ( $comment_id ) {
global $wpdb, $akismet_api_host, $akismet_api_port, $current_user, $current_site;
$comment_id = (int) $comment_id;
$comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment_id'");
if ( !$comment ) // it was deleted
return;
// use the original version stored in comment_meta if available
$as_submitted = get_comment_meta( $comment_id, 'akismet_as_submitted', true);
if ( $as_submitted && is_array($as_submitted) && isset($as_submitted['comment_content']) ) {
$comment = (object) array_merge( (array)$comment, $as_submitted );
}
$comment->blog = get_bloginfo('url');
$comment->blog_lang = get_locale();
$comment->blog_charset = get_option('blog_charset');
$comment->permalink = get_permalink($comment->comment_post_ID);
if ( is_object($current_user) ) {
$comment->reporter = $current_user->user_login;
}
if ( is_object($current_site) ) {
$comment->site_domain = $current_site->domain;
}
$comment->user_role = '';
if ( isset( $comment->user_ID ) )
$comment->user_role = akismet_get_user_roles($comment->user_ID);
if ( akismet_test_mode() )
$comment->is_test = 'true';
$post = get_post( $comment->comment_post_ID );
$comment->comment_post_modified_gmt = $post->post_modified_gmt;
$query_string = '';
foreach ( $comment as $key => $data )
$query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&';
$response = akismet_http_post($query_string, $akismet_api_host, "/1.1/submit-ham", $akismet_api_port);
if ( $comment->reporter ) {
akismet_update_comment_history( $comment_id, sprintf( __('%s reported this comment as not spam'), $comment->reporter ), 'report-ham' );
update_comment_meta( $comment_id, 'akismet_user_result', 'false' );
update_comment_meta( $comment_id, 'akismet_user', $comment->reporter );
}
do_action('akismet_submit_nonspam_comment', $comment_id, $response[1]);
}
function akismet_submit_spam_comment ( $comment_id ) {
global $wpdb, $akismet_api_host, $akismet_api_port, $current_user, $current_site;
$comment_id = (int) $comment_id;
$comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment_id'");
if ( !$comment ) // it was deleted
return;
if ( 'spam' != $comment->comment_approved )
return;
// use the original version stored in comment_meta if available
$as_submitted = get_comment_meta( $comment_id, 'akismet_as_submitted', true);
if ( $as_submitted && is_array($as_submitted) && isset($as_submitted['comment_content']) ) {
$comment = (object) array_merge( (array)$comment, $as_submitted );
}
$comment->blog = get_bloginfo('url');
$comment->blog_lang = get_locale();
$comment->blog_charset = get_option('blog_charset');
$comment->permalink = get_permalink($comment->comment_post_ID);
if ( is_object($current_user) ) {
$comment->reporter = $current_user->user_login;
}
if ( is_object($current_site) ) {
$comment->site_domain = $current_site->domain;
}
$comment->user_role = '';
if ( isset( $comment->user_ID ) )
$comment->user_role = akismet_get_user_roles($comment->user_ID);
if ( akismet_test_mode() )
$comment->is_test = 'true';
$post = get_post( $comment->comment_post_ID );
$comment->comment_post_modified_gmt = $post->post_modified_gmt;
$query_string = '';
foreach ( $comment as $key => $data )
$query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&';
$response = akismet_http_post($query_string, $akismet_api_host, "/1.1/submit-spam", $akismet_api_port);
if ( $comment->reporter ) {
akismet_update_comment_history( $comment_id, sprintf( __('%s reported this comment as spam'), $comment->reporter ), 'report-spam' );
update_comment_meta( $comment_id, 'akismet_user_result', 'true' );
update_comment_meta( $comment_id, 'akismet_user', $comment->reporter );
}
do_action('akismet_submit_spam_comment', $comment_id, $response[1]);
}
// For WP 2.7+
function akismet_transition_comment_status( $new_status, $old_status, $comment ) {
if ( $new_status == $old_status )
return;
# we don't need to record a history item for deleted comments
if ( $new_status == 'delete' )
return;
if ( !is_admin() )
return;
if ( !current_user_can( 'edit_post', $comment->comment_post_ID ) && !current_user_can( 'moderate_comments' ) )
return;
if ( defined('WP_IMPORTING') && WP_IMPORTING == true )
return;
// if this is present, it means the status has been changed by a re-check, not an explicit user action
if ( get_comment_meta( $comment->comment_ID, 'akismet_rechecking' ) )
return;
global $current_user;
$reporter = '';
if ( is_object( $current_user ) )
$reporter = $current_user->user_login;
// Assumption alert:
// We want to submit comments to Akismet only when a moderator explicitly spams or approves it - not if the status
// is changed automatically by another plugin. Unfortunately WordPress doesn't provide an unambiguous way to
// determine why the transition_comment_status action was triggered. And there are several different ways by which
// to spam and unspam comments: bulk actions, ajax, links in moderation emails, the dashboard, and perhaps others.
// We'll assume that this is an explicit user action if POST or GET has an 'action' key.
if ( isset($_POST['action']) || isset($_GET['action']) ) {
if ( $new_status == 'spam' && ( $old_status == 'approved' || $old_status == 'unapproved' || !$old_status ) ) {
return akismet_submit_spam_comment( $comment->comment_ID );
} elseif ( $old_status == 'spam' && ( $new_status == 'approved' || $new_status == 'unapproved' ) ) {
return akismet_submit_nonspam_comment( $comment->comment_ID );
}
}
akismet_update_comment_history( $comment->comment_ID, sprintf( __('%s changed the comment status to %s'), $reporter, $new_status ), 'status-' . $new_status );
}
add_action( 'transition_comment_status', 'akismet_transition_comment_status', 10, 3 );
// Total spam in queue
// get_option( 'akismet_spam_count' ) is the total caught ever
function akismet_spam_count( $type = false ) {
global $wpdb;
if ( !$type ) { // total
$count = wp_cache_get( 'akismet_spam_count', 'widget' );
if ( false === $count ) {
if ( function_exists('wp_count_comments') ) {
$count = wp_count_comments();
$count = $count->spam;
} else {
$count = (int) $wpdb->get_var("SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_approved = 'spam'");
}
wp_cache_set( 'akismet_spam_count', $count, 'widget', 3600 );
}
return $count;
} elseif ( 'comments' == $type || 'comment' == $type ) { // comments
$type = '';
} else { // pingback, trackback, ...
$type = $wpdb->escape( $type );
}
return (int) $wpdb->get_var("SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_approved = 'spam' AND comment_type='$type'");
}
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( $redirect_to );
exit;
}
add_action('admin_action_akismet_recheck_queue', 'akismet_recheck_queue');
// Adds an 'x' link next to author URLs, clicking will remove the author URL and show an undo link
function akismet_remove_comment_author_url() {
if ( !empty($_POST['id'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) {
global $wpdb;
$comment = get_comment( intval($_POST['id']), ARRAY_A );
if (current_user_can('edit_comment', $comment['comment_ID'])) {
$comment['comment_author_url'] = '';
do_action( 'comment_remove_author_url' );
print(wp_update_comment( $comment ));
die();
}
}
}
add_action('wp_ajax_comment_author_deurl', 'akismet_remove_comment_author_url');
function akismet_add_comment_author_url() {
if ( !empty( $_POST['id'] ) && !empty( $_POST['url'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) {
global $wpdb;
$comment = get_comment( intval($_POST['id']), ARRAY_A );
if (current_user_can('edit_comment', $comment['comment_ID'])) {
$comment['comment_author_url'] = esc_url($_POST['url']);
do_action( 'comment_add_author_url' );
print(wp_update_comment( $comment ));
die();
}
}
}
add_action('wp_ajax_comment_author_reurl', 'akismet_add_comment_author_url');
// Check connectivity between the WordPress blog and Akismet's servers.
// Returns an associative array of server IP addresses, where the key is the IP address, and value is true (available) or false (unable to connect).
function akismet_check_server_connectivity() {
global $akismet_api_host, $akismet_api_port, $wpcom_api_key;
$test_host = 'rest.akismet.com';
// Some web hosts may disable one or both functions
if ( !function_exists('fsockopen') || !function_exists('gethostbynamel') )
return array();
$ips = gethostbynamel($test_host);
if ( !$ips || !is_array($ips) || !count($ips) )
return array();
$servers = array();
foreach ( $ips as $ip ) {
$response = akismet_verify_key( akismet_get_key(), $ip );
// even if the key is invalid, at least we know we have connectivity
if ( $response == 'valid' || $response == 'invalid' )
$servers[$ip] = true;
else
$servers[$ip] = false;
}
return $servers;
}
// Check the server connectivity and store the results in an option.
// Cached results will be used if not older than the specified timeout in seconds; use $cache_timeout = 0 to force an update.
// Returns the same associative array as akismet_check_server_connectivity()
function akismet_get_server_connectivity( $cache_timeout = 86400 ) {
$servers = get_option('akismet_available_servers');
if ( (time() - get_option('akismet_connectivity_time') < $cache_timeout) && $servers !== false )
return $servers;
// There's a race condition here but the effect is harmless.
$servers = akismet_check_server_connectivity();
update_option('akismet_available_servers', $servers);
update_option('akismet_connectivity_time', time());
return $servers;
}
// Returns true if server connectivity was OK at the last check, false if there was a problem that needs to be fixed.
function akismet_server_connectivity_ok() {
// skip the check on WPMU because the status page is hidden
global $wpcom_api_key;
if ( $wpcom_api_key )
return true;
$servers = akismet_get_server_connectivity();
return !( empty($servers) || !count($servers) || count( array_filter($servers) ) < count($servers) );
}
function akismet_admin_menu() {
if ( class_exists( 'Jetpack' ) ) {
add_action( 'jetpack_admin_menu', 'akismet_load_menu' );
} else {
akismet_load_menu();
}
}
function akismet_load_menu() {
if ( class_exists( 'Jetpack' ) ) {
add_submenu_page( 'jetpack', __( 'Akismet' ), __( 'Akismet' ), 'manage_options', 'akismet-key-config', 'akismet_conf' );
add_submenu_page( 'jetpack', __( 'Akismet Stats' ), __( 'Akismet Stats' ), 'manage_options', 'akismet-stats-display', 'akismet_stats_display' );
} else {
add_submenu_page('plugins.php', __('Akismet'), __('Akismet'), 'manage_options', 'akismet-key-config', 'akismet_conf');
add_submenu_page('index.php', __('Akismet Stats'), __('Akismet Stats'), 'manage_options', 'akismet-stats-display', 'akismet_stats_display');
}
}