4 const NONCE = 'akismet-update-key';
6 private static $initiated = false;
7 private static $notices = array();
9 public static function init() {
10 if ( ! self::$initiated ) {
14 if ( isset( $_POST['action'] ) && $_POST['action'] == 'enter-key' ) {
15 self::enter_api_key();
19 public static function init_hooks() {
20 // The standalone stats page was removed in 3.0 for an all-in-one config and stats page.
21 // Redirect any links that might have been bookmarked or in browser history.
22 if ( isset( $_GET['page'] ) && 'akismet-stats-display' == $_GET['page'] ) {
23 wp_safe_redirect( esc_url_raw( self::get_page_url( 'stats' ) ), 301 );
27 self::$initiated = true;
29 add_action( 'admin_init', array( 'Akismet_Admin', 'admin_init' ) );
30 add_action( 'admin_menu', array( 'Akismet_Admin', 'admin_menu' ), 5 ); # Priority 5, so it's called before Jetpack's admin_menu.
31 add_action( 'admin_notices', array( 'Akismet_Admin', 'display_notice' ) );
32 add_action( 'admin_enqueue_scripts', array( 'Akismet_Admin', 'load_resources' ) );
33 add_action( 'activity_box_end', array( 'Akismet_Admin', 'dashboard_stats' ) );
34 add_action( 'rightnow_end', array( 'Akismet_Admin', 'rightnow_stats' ) );
35 add_action( 'manage_comments_nav', array( 'Akismet_Admin', 'check_for_spam_button' ) );
36 add_action( 'admin_action_akismet_recheck_queue', array( 'Akismet_Admin', 'recheck_queue' ) );
37 add_action( 'wp_ajax_akismet_recheck_queue', array( 'Akismet_Admin', 'recheck_queue' ) );
38 add_action( 'wp_ajax_comment_author_deurl', array( 'Akismet_Admin', 'remove_comment_author_url' ) );
39 add_action( 'wp_ajax_comment_author_reurl', array( 'Akismet_Admin', 'add_comment_author_url' ) );
40 add_action( 'jetpack_auto_activate_akismet', array( 'Akismet_Admin', 'connect_jetpack_user' ) );
42 add_filter( 'plugin_action_links', array( 'Akismet_Admin', 'plugin_action_links' ), 10, 2 );
43 add_filter( 'comment_row_actions', array( 'Akismet_Admin', 'comment_row_action' ), 10, 2 );
44 add_filter( 'comment_text', array( 'Akismet_Admin', 'text_add_link_class' ) );
46 add_filter( 'plugin_action_links_'.plugin_basename( plugin_dir_path( __FILE__ ) . 'akismet.php'), array( 'Akismet_Admin', 'admin_plugin_settings_link' ) );
48 add_filter( 'wxr_export_skip_commentmeta', array( 'Akismet_Admin', 'exclude_commentmeta_from_export' ), 10, 3 );
51 public static function admin_init() {
52 load_plugin_textdomain( 'akismet' );
53 add_meta_box( 'akismet-status', __('Comment History', 'akismet'), array( 'Akismet_Admin', 'comment_status_meta_box' ), 'comment', 'normal' );
56 public static function admin_menu() {
57 if ( class_exists( 'Jetpack' ) )
58 add_action( 'jetpack_admin_menu', array( 'Akismet_Admin', 'load_menu' ) );
63 public static function admin_head() {
64 if ( !current_user_can( 'manage_options' ) )
68 public static function admin_plugin_settings_link( $links ) {
69 $settings_link = '<a href="'.esc_url( self::get_page_url() ).'">'.__('Settings', 'akismet').'</a>';
70 array_unshift( $links, $settings_link );
74 public static function load_menu() {
75 if ( class_exists( 'Jetpack' ) )
76 $hook = add_submenu_page( 'jetpack', __( 'Akismet' , 'akismet'), __( 'Akismet' , 'akismet'), 'manage_options', 'akismet-key-config', array( 'Akismet_Admin', 'display_page' ) );
78 $hook = add_options_page( __('Akismet', 'akismet'), __('Akismet', 'akismet'), 'manage_options', 'akismet-key-config', array( 'Akismet_Admin', 'display_page' ) );
80 if ( version_compare( $GLOBALS['wp_version'], '3.3', '>=' ) ) {
81 add_action( "load-$hook", array( 'Akismet_Admin', 'admin_help' ) );
85 public static function load_resources() {
88 if ( in_array( $hook_suffix, array(
89 'index.php', # dashboard
93 'settings_page_akismet-key-config',
94 'jetpack_page_akismet-key-config',
96 wp_register_style( 'akismet.css', AKISMET__PLUGIN_URL . '_inc/akismet.css', array(), AKISMET_VERSION );
97 wp_enqueue_style( 'akismet.css');
99 wp_register_script( 'akismet.js', AKISMET__PLUGIN_URL . '_inc/akismet.js', array('jquery','postbox'), AKISMET_VERSION );
100 wp_enqueue_script( 'akismet.js' );
101 wp_localize_script( 'akismet.js', 'WPAkismet', array(
102 'comment_author_url_nonce' => wp_create_nonce( 'comment_author_url_nonce' ),
104 'Remove this URL' => __( 'Remove this URL' , 'akismet'),
105 'Removing...' => __( 'Removing...' , 'akismet'),
106 'URL removed' => __( 'URL removed' , 'akismet'),
107 '(undo)' => __( '(undo)' , 'akismet'),
108 'Re-adding...' => __( 'Re-adding...' , 'akismet'),
115 * Add help to the Akismet page
117 * @return false if not the Akismet page
119 public static function admin_help() {
120 $current_screen = get_current_screen();
123 if ( current_user_can( 'manage_options' ) ) {
124 if ( !Akismet::get_api_key() || ( isset( $_GET['view'] ) && $_GET['view'] == 'start' ) ) {
126 $current_screen->add_help_tab(
129 'title' => __( 'Overview' , 'akismet'),
131 '<p><strong>' . esc_html__( 'Akismet Setup' , 'akismet') . '</strong></p>' .
132 '<p>' . esc_html__( 'Akismet filters out your comment and trackback spam for you, so you can focus on more important things.' , 'akismet') . '</p>' .
133 '<p>' . esc_html__( 'On this page, you are able to setup the Akismet plugin.' , 'akismet') . '</p>',
137 $current_screen->add_help_tab(
139 'id' => 'setup-signup',
140 'title' => __( 'New to Akismet' , 'akismet'),
142 '<p><strong>' . esc_html__( 'Akismet Setup' , 'akismet') . '</strong></p>' .
143 '<p>' . esc_html__( 'You need to enter an API key to activate the Akismet service on your site.' , 'akismet') . '</p>' .
144 '<p>' . sprintf( __( 'Signup for an account on %s to get an API Key.' , 'akismet'), '<a href="https://akismet.com/plugin-signup/" target="_blank">Akismet.com</a>' ) . '</p>',
148 $current_screen->add_help_tab(
150 'id' => 'setup-manual',
151 'title' => __( 'Enter an API Key' , 'akismet'),
153 '<p><strong>' . esc_html__( 'Akismet Setup' , 'akismet') . '</strong></p>' .
154 '<p>' . esc_html__( 'If you already have an API key' , 'akismet') . '</p>' .
156 '<li>' . esc_html__( 'Copy and paste the API key into the text field.' , 'akismet') . '</li>' .
157 '<li>' . esc_html__( 'Click the Use this Key button.' , 'akismet') . '</li>' .
162 elseif ( isset( $_GET['view'] ) && $_GET['view'] == 'stats' ) {
164 $current_screen->add_help_tab(
167 'title' => __( 'Overview' , 'akismet'),
169 '<p><strong>' . esc_html__( 'Akismet Stats' , 'akismet') . '</strong></p>' .
170 '<p>' . esc_html__( 'Akismet filters out your comment and trackback spam for you, so you can focus on more important things.' , 'akismet') . '</p>' .
171 '<p>' . esc_html__( 'On this page, you are able to view stats on spam filtered on your site.' , 'akismet') . '</p>',
177 $current_screen->add_help_tab(
180 'title' => __( 'Overview' , 'akismet'),
182 '<p><strong>' . esc_html__( 'Akismet Configuration' , 'akismet') . '</strong></p>' .
183 '<p>' . esc_html__( 'Akismet filters out your comment and trackback spam for you, so you can focus on more important things.' , 'akismet') . '</p>' .
184 '<p>' . esc_html__( 'On this page, you are able to enter/remove an API key, view account information and view spam stats.' , 'akismet') . '</p>',
188 $current_screen->add_help_tab(
191 'title' => __( 'Settings' , 'akismet'),
193 '<p><strong>' . esc_html__( 'Akismet Configuration' , 'akismet') . '</strong></p>' .
194 '<p><strong>' . esc_html__( 'API Key' , 'akismet') . '</strong> - ' . esc_html__( 'Enter/remove an API key.' , 'akismet') . '</p>' .
195 '<p><strong>' . esc_html__( 'Comments' , 'akismet') . '</strong> - ' . esc_html__( 'Show the number of approved comments beside each comment author in the comments list page.' , 'akismet') . '</p>' .
196 '<p><strong>' . esc_html__( 'Strictness' , 'akismet') . '</strong> - ' . esc_html__( 'Choose to either discard the worst spam automatically or to always put all spam in spam folder.' , 'akismet') . '</p>',
200 $current_screen->add_help_tab(
203 'title' => __( 'Account' , 'akismet'),
205 '<p><strong>' . esc_html__( 'Akismet Configuration' , 'akismet') . '</strong></p>' .
206 '<p><strong>' . esc_html__( 'Subscription Type' , 'akismet') . '</strong> - ' . esc_html__( 'The Akismet subscription plan' , 'akismet') . '</p>' .
207 '<p><strong>' . esc_html__( 'Status' , 'akismet') . '</strong> - ' . esc_html__( 'The subscription status - active, cancelled or suspended' , 'akismet') . '</p>',
214 $current_screen->set_help_sidebar(
215 '<p><strong>' . esc_html__( 'For more information:' , 'akismet') . '</strong></p>' .
216 '<p><a href="https://akismet.com/faq/" target="_blank">' . esc_html__( 'Akismet FAQ' , 'akismet') . '</a></p>' .
217 '<p><a href="https://akismet.com/support/" target="_blank">' . esc_html__( 'Akismet Support' , 'akismet') . '</a></p>'
221 public static function enter_api_key() {
222 if ( function_exists('current_user_can') && !current_user_can('manage_options') )
223 die(__('Cheatin’ uh?', 'akismet'));
225 if ( !wp_verify_nonce( $_POST['_wpnonce'], self::NONCE ) )
228 foreach( array( 'akismet_strictness', 'akismet_show_user_comments_approved' ) as $option ) {
229 update_option( $option, isset( $_POST[$option] ) && (int) $_POST[$option] == 1 ? '1' : '0' );
232 if ( defined( 'WPCOM_API_KEY' ) )
233 return false; //shouldn't have option to save key if already defined
235 $new_key = preg_replace( '/[^a-f0-9]/i', '', $_POST['key'] );
236 $old_key = Akismet::get_api_key();
238 if ( empty( $new_key ) ) {
239 if ( !empty( $old_key ) ) {
240 delete_option( 'wordpress_api_key' );
241 self::$notices[] = 'new-key-empty';
244 elseif ( $new_key != $old_key ) {
245 self::save_key( $new_key );
251 public static function save_key( $api_key ) {
252 $key_status = Akismet::verify_key( $api_key );
254 if ( $key_status == 'valid' ) {
255 $akismet_user = self::get_akismet_user( $api_key );
257 if ( $akismet_user ) {
258 if ( in_array( $akismet_user->status, array( 'active', 'active-dunning', 'no-sub' ) ) )
259 update_option( 'wordpress_api_key', $api_key );
261 if ( $akismet_user->status == 'active' )
262 self::$notices['status'] = 'new-key-valid';
264 self::$notices['status'] = $akismet_user->status;
267 self::$notices['status'] = 'new-key-invalid';
269 elseif ( in_array( $key_status, array( 'invalid', 'failed' ) ) )
270 self::$notices['status'] = 'new-key-'.$key_status;
273 public static function dashboard_stats() {
274 if ( !function_exists('did_action') || did_action( 'rightnow_end' ) )
275 return; // We already displayed this info in the "Right Now" section
277 if ( !$count = get_option('akismet_spam_count') )
282 echo '<h3>' . esc_html( _x( 'Spam', 'comments' , 'akismet') ) . '</h3>';
284 echo '<p>'.sprintf( _n(
285 '<a href="%1$s">Akismet</a> has protected your site from <a href="%2$s">%3$s spam comment</a>.',
286 '<a href="%1$s">Akismet</a> has protected your site from <a href="%2$s">%3$s spam comments</a>.',
288 , 'akismet'), 'https://akismet.com/wordpress/', esc_url( add_query_arg( array( 'page' => 'akismet-admin' ), admin_url( isset( $submenu['edit-comments.php'] ) ? 'edit-comments.php' : 'edit.php' ) ) ), number_format_i18n($count) ).'</p>';
292 public static function rightnow_stats() {
293 if ( $count = get_option('akismet_spam_count') ) {
294 $intro = sprintf( _n(
295 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comment already. ',
296 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comments already. ',
298 , 'akismet'), 'https://akismet.com/wordpress/', number_format_i18n( $count ) );
300 $intro = sprintf( __('<a href="%s">Akismet</a> blocks spam from getting to your blog. ', 'akismet'), 'https://akismet.com/wordpress/' );
303 $link = add_query_arg( array( 'comment_status' => 'spam' ), admin_url( 'edit-comments.php' ) );
305 if ( $queue_count = self::get_spam_count() ) {
306 $queue_text = sprintf( _n(
307 'There’s <a href="%2$s">%1$s comment</a> in your spam queue right now.',
308 'There are <a href="%2$s">%1$s comments</a> in your spam queue right now.',
310 , 'akismet'), number_format_i18n( $queue_count ), esc_url( $link ) );
312 $queue_text = sprintf( __( "There’s nothing in your <a href='%s'>spam queue</a> at the moment." , 'akismet'), esc_url( $link ) );
315 $text = $intro . '<br />' . $queue_text;
316 echo "<p class='akismet-right-now'>$text</p>\n";
319 public static function check_for_spam_button( $comment_status ) {
320 // The "Check for Spam" button should only appear when the page might be showing
321 // a comment with comment_approved=0, which means an un-trashed, un-spammed,
322 // not-yet-moderated comment.
323 if ( 'all' != $comment_status && 'moderated' != $comment_status ) {
327 if ( function_exists('plugins_url') )
328 $link = add_query_arg( array( 'action' => 'akismet_recheck_queue' ), admin_url( 'admin.php' ) );
330 $link = add_query_arg( array( 'page' => 'akismet-admin', 'recheckqueue' => 'true', 'noheader' => 'true' ), admin_url( 'edit-comments.php' ) );
332 echo '</div><div class="alignleft"><a class="button-secondary checkforspam" href="' . esc_url( $link ) . '">' . esc_html__('Check for Spam', 'akismet') . '</a><span class="checkforspam-spinner"></span>';
335 public static function recheck_queue() {
338 Akismet::fix_scheduled_recheck();
340 if ( ! ( isset( $_GET['recheckqueue'] ) || ( isset( $_REQUEST['action'] ) && 'akismet_recheck_queue' == $_REQUEST['action'] ) ) )
344 if ( isset( $_POST['limit'] ) && isset( $_POST['offset'] ) ) {
345 $paginate = $wpdb->prepare( " LIMIT %d OFFSET %d", array( $_POST['limit'], $_POST['offset'] ) );
347 $moderation = $wpdb->get_results( "SELECT * FROM {$wpdb->comments} WHERE comment_approved = '0'{$paginate}", ARRAY_A );
349 foreach ( (array) $moderation as $c ) {
350 $c['user_ip'] = $c['comment_author_IP'];
351 $c['user_agent'] = $c['comment_agent'];
353 $c['blog'] = get_bloginfo('url');
354 $c['blog_lang'] = get_locale();
355 $c['blog_charset'] = get_option('blog_charset');
356 $c['permalink'] = get_permalink($c['comment_post_ID']);
358 $c['user_role'] = '';
359 if ( isset( $c['user_ID'] ) )
360 $c['user_role'] = Akismet::get_user_roles($c['user_ID']);
362 if ( Akismet::is_test_mode() )
363 $c['is_test'] = 'true';
365 add_comment_meta( $c['comment_ID'], 'akismet_rechecking', true );
367 $response = Akismet::http_post( Akismet::build_query( $c ), 'comment-check' );
369 if ( 'true' == $response[1] ) {
370 wp_set_comment_status( $c['comment_ID'], 'spam' );
371 update_comment_meta( $c['comment_ID'], 'akismet_result', 'true' );
372 delete_comment_meta( $c['comment_ID'], 'akismet_error' );
373 delete_comment_meta( $c['comment_ID'], 'akismet_delayed_moderation_email' );
374 Akismet::update_comment_history( $c['comment_ID'], '', 'recheck-spam' );
376 } elseif ( 'false' == $response[1] ) {
377 update_comment_meta( $c['comment_ID'], 'akismet_result', 'false' );
378 delete_comment_meta( $c['comment_ID'], 'akismet_error' );
379 delete_comment_meta( $c['comment_ID'], 'akismet_delayed_moderation_email' );
380 Akismet::update_comment_history( $c['comment_ID'], '', 'recheck-ham' );
381 // abnormal result: error
383 update_comment_meta( $c['comment_ID'], 'akismet_result', 'error' );
384 Akismet::update_comment_history(
388 array( 'response' => substr( $response[1], 0, 50 ) )
392 delete_comment_meta( $c['comment_ID'], 'akismet_rechecking' );
394 if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
396 'processed' => count((array) $moderation),
400 $redirect_to = isset( $_SERVER['HTTP_REFERER'] ) ? $_SERVER['HTTP_REFERER'] : admin_url( 'edit-comments.php' );
401 wp_safe_redirect( $redirect_to );
406 // Adds an 'x' link next to author URLs, clicking will remove the author URL and show an undo link
407 public static function remove_comment_author_url() {
408 if ( !empty( $_POST['id'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) {
409 $comment = get_comment( intval( $_POST['id'] ), ARRAY_A );
410 if ( $comment && current_user_can( 'edit_comment', $comment['comment_ID'] ) ) {
411 $comment['comment_author_url'] = '';
412 do_action( 'comment_remove_author_url' );
413 print( wp_update_comment( $comment ) );
419 public static function add_comment_author_url() {
420 if ( !empty( $_POST['id'] ) && !empty( $_POST['url'] ) && check_admin_referer( 'comment_author_url_nonce' ) ) {
421 $comment = get_comment( intval( $_POST['id'] ), ARRAY_A );
422 if ( $comment && current_user_can( 'edit_comment', $comment['comment_ID'] ) ) {
423 $comment['comment_author_url'] = esc_url( $_POST['url'] );
424 do_action( 'comment_add_author_url' );
425 print( wp_update_comment( $comment ) );
431 public static function comment_row_action( $a, $comment ) {
433 // failsafe for old WP versions
434 if ( !function_exists('add_comment_meta') )
437 $akismet_result = get_comment_meta( $comment->comment_ID, 'akismet_result', true );
438 $akismet_error = get_comment_meta( $comment->comment_ID, 'akismet_error', true );
439 $user_result = get_comment_meta( $comment->comment_ID, 'akismet_user_result', true);
440 $comment_status = wp_get_comment_status( $comment->comment_ID );
442 if ( $akismet_error ) {
443 $desc = __( 'Awaiting spam check' , 'akismet');
444 } elseif ( !$user_result || $user_result == $akismet_result ) {
445 // Show the original Akismet result if the user hasn't overridden it, or if their decision was the same
446 if ( $akismet_result == 'true' && $comment_status != 'spam' && $comment_status != 'trash' )
447 $desc = __( 'Flagged as spam by Akismet' , 'akismet');
448 elseif ( $akismet_result == 'false' && $comment_status == 'spam' )
449 $desc = __( 'Cleared by Akismet' , 'akismet');
451 $who = get_comment_meta( $comment->comment_ID, 'akismet_user', true );
452 if ( $user_result == 'true' )
453 $desc = sprintf( __('Flagged as spam by %s', 'akismet'), $who );
455 $desc = sprintf( __('Un-spammed by %s', 'akismet'), $who );
458 // add a History item to the hover links, just after Edit
459 if ( $akismet_result ) {
461 foreach ( $a as $k => $item ) {
465 || ( $k == 'unspam' && $GLOBALS['wp_version'] >= 3.4 )
467 $b['history'] = '<a href="comment.php?action=editcomment&c='.$comment->comment_ID.'#akismet-status" title="'. esc_attr__( 'View comment history' , 'akismet') . '"> '. esc_html__('History', 'akismet') . '</a>';
475 echo '<span class="akismet-status" commentid="'.$comment->comment_ID.'"><a href="comment.php?action=editcomment&c='.$comment->comment_ID.'#akismet-status" title="' . esc_attr__( 'View comment history' , 'akismet') . '">'.esc_html( $desc ).'</a></span>';
477 $show_user_comments = apply_filters( 'akismet_show_user_comments_approved', get_option('akismet_show_user_comments_approved') );
478 $show_user_comments = $show_user_comments === 'false' ? false : $show_user_comments; //option used to be saved as 'false' / 'true'
480 if ( $show_user_comments ) {
481 $comment_count = Akismet::get_user_comments_approved( $comment->user_id, $comment->comment_author_email, $comment->comment_author, $comment->comment_author_url );
482 $comment_count = intval( $comment_count );
483 echo '<span class="akismet-user-comment-count" commentid="'.$comment->comment_ID.'" style="display:none;"><br><span class="akismet-user-comment-counts">'. sprintf( esc_html( _n( '%s approved', '%s approved', $comment_count , 'akismet') ), number_format_i18n( $comment_count ) ) . '</span></span>';
489 public static function comment_status_meta_box( $comment ) {
490 $history = Akismet::get_comment_history( $comment->comment_ID );
493 echo '<div class="akismet-history" style="margin: 13px;">';
495 foreach ( $history as $row ) {
496 $time = date( 'D d M Y @ h:i:m a', $row['time'] ) . ' GMT';
500 if ( ! empty( $row['message'] ) ) {
501 // Old versions of Akismet stored the message as a literal string in the commentmeta.
502 // New versions don't do that for two reasons:
504 // 2) The message can be translated into the current language of the blog, not stuck
505 // in the language of the blog when the comment was made.
506 $message = $row['message'];
509 // If possible, use a current translation.
510 switch ( $row['event'] ) {
512 $message = __( 'Akismet re-checked and caught this comment as spam.', 'akismet' );
515 $message = __( 'Akismet caught this comment as spam.', 'akismet' );
518 $message = __( 'Akismet re-checked and cleared this comment.', 'akismet' );
521 $message = __( 'Akismet cleared this comment.', 'akismet' );
523 case 'wp-blacklisted':
524 $message = __( 'Comment was caught by wp_blacklist_check.', 'akismet' );
527 if ( isset( $row['user'] ) ) {
528 $message = sprintf( __( '%s reported this comment as spam.', 'akismet' ), $row['user'] );
530 else if ( ! $message ) {
531 $message = __( 'This comment was reported as spam.', 'akismet' );
535 if ( isset( $row['user'] ) ) {
536 $message = sprintf( __( '%s reported this comment as not spam.', 'akismet' ), $row['user'] );
538 else if ( ! $message ) {
539 $message = __( 'This comment was reported as not spam.', 'akismet' );
542 case 'cron-retry-spam':
543 $message = __( 'Akismet caught this comment as spam during an automatic retry.' , 'akismet');
545 case 'cron-retry-ham':
546 $message = __( 'Akismet cleared this comment during an automatic retry.', 'akismet');
549 if ( isset( $row['meta'], $row['meta']['response'] ) ) {
550 $message = sprintf( __( 'Akismet was unable to check this comment (response: %s) but will automatically retry later.', 'akismet'), $row['meta']['response'] );
553 case 'recheck-error':
554 if ( isset( $row['meta'], $row['meta']['response'] ) ) {
555 $message = sprintf( __( 'Akismet was unable to recheck this comment (response: %s).', 'akismet'), $row['meta']['response'] );
559 if ( preg_match( '/^status-changed/', $row['event'] ) ) {
560 // Half of these used to be saved without the dash after 'status-changed'.
561 // See https://plugins.trac.wordpress.org/changeset/1150658/akismet/trunk
562 $new_status = preg_replace( '/^status-changed-?/', '', $row['event'] );
563 $message = sprintf( __( 'Comment status was changed to %s', 'akismet' ), $new_status );
565 else if ( preg_match( '/^status-/', $row['event'] ) ) {
566 $new_status = preg_replace( '/^status-/', '', $row['event'] );
568 if ( isset( $row['user'] ) ) {
569 $message = sprintf( __( '%1$s changed the comment status to %2$s.', 'akismet' ), $row['user'], $new_status );
576 echo '<div style="margin-bottom: 13px;">';
577 echo '<span style="color: #999;" alt="' . $time . '" title="' . $time . '">' . sprintf( esc_html__('%s ago', 'akismet'), human_time_diff( $row['time'] ) ) . '</span>';
579 echo esc_html( $message );
587 public static function plugin_action_links( $links, $file ) {
588 if ( $file == plugin_basename( AKISMET__PLUGIN_URL . '/akismet.php' ) ) {
589 $links[] = '<a href="' . esc_url( self::get_page_url() ) . '">'.esc_html__( 'Settings' , 'akismet').'</a>';
595 public static function text_add_link_callback( $m ) {
597 if ( $m[4] == $m[2] )
598 return '<a '.$m[1].' href="'.$m[2].'" '.$m[3].' class="comment-link">'.$m[4].'</a>';
600 return '<span title="'.$m[2].'" class="comment-link"><a '.$m[1].' href="'.$m[2].'" '.$m[3].' class="comment-link">'.$m[4].'</a></span>';
603 public static function text_add_link_class( $comment_text ) {
604 return preg_replace_callback( '#<a ([^>]*)href="([^"]+)"([^>]*)>(.*?)</a>#i', array( 'Akismet_Admin', 'text_add_link_callback' ), $comment_text );
607 // Total spam in queue
608 // get_option( 'akismet_spam_count' ) is the total caught ever
609 public static function get_spam_count( $type = false ) {
612 if ( !$type ) { // total
613 $count = wp_cache_get( 'akismet_spam_count', 'widget' );
614 if ( false === $count ) {
615 if ( function_exists('wp_count_comments') ) {
616 $count = wp_count_comments();
617 $count = $count->spam;
619 $count = (int) $wpdb->get_var("SELECT COUNT(comment_ID) FROM {$wpdb->comments} WHERE comment_approved = 'spam'");
621 wp_cache_set( 'akismet_spam_count', $count, 'widget', 3600 );
624 } elseif ( 'comments' == $type || 'comment' == $type ) { // comments
628 return (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(comment_ID) FROM {$wpdb->comments} WHERE comment_approved = 'spam' AND comment_type = %s", $type ) );
631 // Check connectivity between the WordPress blog and Akismet's servers.
632 // 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).
633 public static function check_server_ip_connectivity() {
635 $servers = $ips = array();
637 // Some web hosts may disable this function
638 if ( function_exists('gethostbynamel') ) {
640 $ips = gethostbynamel( 'rest.akismet.com' );
641 if ( $ips && is_array($ips) && count($ips) ) {
642 $api_key = Akismet::get_api_key();
644 foreach ( $ips as $ip ) {
645 $response = Akismet::verify_key( $api_key, $ip );
646 // even if the key is invalid, at least we know we have connectivity
647 if ( $response == 'valid' || $response == 'invalid' )
648 $servers[$ip] = 'connected';
650 $servers[$ip] = $response ? $response : 'unable to connect';
658 // Simpler connectivity check
659 public static function check_server_connectivity($cache_timeout = 86400) {
662 $debug[ 'PHP_VERSION' ] = PHP_VERSION;
663 $debug[ 'WORDPRESS_VERSION' ] = $GLOBALS['wp_version'];
664 $debug[ 'AKISMET_VERSION' ] = AKISMET_VERSION;
665 $debug[ 'AKISMET__PLUGIN_DIR' ] = AKISMET__PLUGIN_DIR;
666 $debug[ 'SITE_URL' ] = site_url();
667 $debug[ 'HOME_URL' ] = home_url();
669 $servers = get_option('akismet_available_servers');
670 if ( (time() - get_option('akismet_connectivity_time') < $cache_timeout) && $servers !== false ) {
671 $servers = self::check_server_ip_connectivity();
672 update_option('akismet_available_servers', $servers);
673 update_option('akismet_connectivity_time', time());
676 $response = wp_remote_get( 'http://rest.akismet.com/1.1/test' );
678 $debug[ 'gethostbynamel' ] = function_exists('gethostbynamel') ? 'exists' : 'not here';
679 $debug[ 'Servers' ] = $servers;
680 $debug[ 'Test Connection' ] = $response;
682 Akismet::log( $debug );
684 if ( $response && 'connected' == wp_remote_retrieve_body( $response ) )
690 // Check the server connectivity and store the available servers in an option.
691 public static function get_server_connectivity($cache_timeout = 86400) {
692 return self::check_server_connectivity( $cache_timeout );
695 public static function get_number_spam_waiting() {
697 return (int) $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->commentmeta} WHERE meta_key = 'akismet_error'" );
700 public static function get_page_url( $page = 'config' ) {
702 $args = array( 'page' => 'akismet-key-config' );
704 if ( $page == 'stats' )
705 $args = array( 'page' => 'akismet-key-config', 'view' => 'stats' );
706 elseif ( $page == 'delete_key' )
707 $args = array( 'page' => 'akismet-key-config', 'view' => 'start', 'action' => 'delete-key', '_wpnonce' => wp_create_nonce( self::NONCE ) );
709 $url = add_query_arg( $args, class_exists( 'Jetpack' ) ? admin_url( 'admin.php' ) : admin_url( 'options-general.php' ) );
714 public static function get_akismet_user( $api_key ) {
715 $akismet_user = false;
717 $subscription_verification = Akismet::http_post( Akismet::build_query( array( 'key' => $api_key, 'blog' => get_bloginfo( 'url' ) ) ), 'get-subscription' );
719 if ( ! empty( $subscription_verification[1] ) ) {
720 if ( 'invalid' !== $subscription_verification[1] ) {
721 $akismet_user = json_decode( $subscription_verification[1] );
725 return $akismet_user;
728 public static function get_stats( $api_key ) {
729 $stat_totals = array();
731 foreach( array( '6-months', 'all' ) as $interval ) {
732 $response = Akismet::http_post( Akismet::build_query( array( 'blog' => get_bloginfo( 'url' ), 'key' => $api_key, 'from' => $interval ) ), 'get-stats' );
734 if ( ! empty( $response[1] ) ) {
735 $stat_totals[$interval] = json_decode( $response[1] );
742 public static function verify_wpcom_key( $api_key, $user_id, $extra = array() ) {
743 $akismet_account = Akismet::http_post( Akismet::build_query( array_merge( array(
744 'user_id' => $user_id,
745 'api_key' => $api_key,
746 'get_account_type' => 'true'
747 ), $extra ) ), 'verify-wpcom-key' );
749 if ( ! empty( $akismet_account[1] ) )
750 $akismet_account = json_decode( $akismet_account[1] );
752 Akismet::log( compact( 'akismet_account' ) );
754 return $akismet_account;
757 public static function connect_jetpack_user() {
759 if ( $jetpack_user = self::get_jetpack_user() ) {
760 if ( isset( $jetpack_user['user_id'] ) && isset( $jetpack_user['api_key'] ) ) {
761 $akismet_user = self::verify_wpcom_key( $jetpack_user['api_key'], $jetpack_user['user_id'], array( 'action' => 'connect_jetpack_user' ) );
763 if ( is_object( $akismet_user ) ) {
764 self::save_key( $akismet_user->api_key );
765 return in_array( $akismet_user->status, array( 'active', 'active-dunning', 'no-sub' ) );
773 public static function display_alert() {
774 Akismet::view( 'notice', array(
776 'code' => (int) get_option( 'akismet_alert_code' ),
777 'msg' => get_option( 'akismet_alert_msg' )
781 public static function display_spam_check_warning() {
782 Akismet::fix_scheduled_recheck();
784 if ( wp_next_scheduled('akismet_schedule_cron_recheck') > time() && self::get_number_spam_waiting() > 0 ) {
785 $link_text = apply_filters( 'akismet_spam_check_warning_link_text', sprintf( __( 'Please check your <a href="%s">Akismet configuration</a> and contact your web host if problems persist.', 'akismet'), esc_url( self::get_page_url() ) ) );
786 Akismet::view( 'notice', array( 'type' => 'spam-check', 'link_text' => $link_text ) );
790 public static function display_invalid_version() {
791 Akismet::view( 'notice', array( 'type' => 'version' ) );
794 public static function display_api_key_warning() {
795 Akismet::view( 'notice', array( 'type' => 'plugin' ) );
798 public static function display_page() {
799 if ( !Akismet::get_api_key() || ( isset( $_GET['view'] ) && $_GET['view'] == 'start' ) )
800 self::display_start_page();
801 elseif ( isset( $_GET['view'] ) && $_GET['view'] == 'stats' )
802 self::display_stats_page();
804 self::display_configuration_page();
807 public static function display_start_page() {
808 if ( isset( $_GET['action'] ) ) {
809 if ( $_GET['action'] == 'delete-key' ) {
810 if ( isset( $_GET['_wpnonce'] ) && wp_verify_nonce( $_GET['_wpnonce'], self::NONCE ) )
811 delete_option( 'wordpress_api_key' );
815 if ( $api_key = Akismet::get_api_key() && ( empty( self::$notices['status'] ) || 'existing-key-invalid' != self::$notices['status'] ) ) {
816 self::display_configuration_page();
820 //the user can choose to auto connect their API key by clicking a button on the akismet done page
821 //if jetpack, get verified api key by using connected wpcom user id
822 //if no jetpack, get verified api key by using an akismet token
824 $akismet_user = false;
826 if ( isset( $_GET['token'] ) && preg_match('/^(\d+)-[0-9a-f]{20}$/', $_GET['token'] ) )
827 $akismet_user = self::verify_wpcom_key( '', '', array( 'token' => $_GET['token'] ) );
828 elseif ( $jetpack_user = self::get_jetpack_user() )
829 $akismet_user = self::verify_wpcom_key( $jetpack_user['api_key'], $jetpack_user['user_id'] );
831 if ( isset( $_GET['action'] ) ) {
832 if ( $_GET['action'] == 'save-key' ) {
833 if ( is_object( $akismet_user ) ) {
834 self::save_key( $akismet_user->api_key );
835 self::display_notice();
836 self::display_configuration_page();
842 echo '<h2 class="ak-header">'.esc_html__('Akismet', 'akismet').'</h2>';
844 self::display_status();
846 Akismet::view( 'start', compact( 'akismet_user' ) );
849 public static function display_stats_page() {
850 Akismet::view( 'stats' );
853 public static function display_configuration_page() {
854 $api_key = Akismet::get_api_key();
855 $akismet_user = self::get_akismet_user( $api_key );
857 if ( ! $akismet_user ) {
858 // This could happen if the user's key became invalid after it was previously valid and successfully set up.
859 self::$notices['status'] = 'existing-key-invalid';
860 self::display_start_page();
864 $stat_totals = self::get_stats( $api_key );
866 // If unset, create the new strictness option using the old discard option to determine its default
867 if ( get_option( 'akismet_strictness' ) === false )
868 add_option( 'akismet_strictness', (get_option('akismet_discard_month') === 'true' ? '1' : '0') );
870 if ( empty( self::$notices ) ) {
872 if ( ! empty( $stat_totals['all'] ) && isset( $stat_totals['all']->time_saved ) && $akismet_user->status == 'active' && $akismet_user->account_type == 'free-api-key' ) {
876 if ( $stat_totals['all']->time_saved > 1800 ) {
877 $total_in_minutes = round( $stat_totals['all']->time_saved / 60 );
878 $total_in_hours = round( $total_in_minutes / 60 );
879 $total_in_days = round( $total_in_hours / 8 );
880 $cleaning_up = __( 'Cleaning up spam takes time.' , 'akismet');
882 if ( $total_in_days > 1 )
883 $time_saved = $cleaning_up . ' ' . sprintf( __( 'Since you joined us, Akismet has saved you %s days!' , 'akismet'), number_format_i18n( $total_in_days ) );
884 elseif ( $total_in_hours > 1 )
885 $time_saved = $cleaning_up . ' ' . sprintf( __( 'Since you joined us, Akismet has saved you %d hours!' , 'akismet'), $total_in_hours );
886 elseif ( $total_in_minutes >= 30 )
887 $time_saved = $cleaning_up . ' ' . sprintf( __( 'Since you joined us, Akismet has saved you %d minutes!' , 'akismet'), $total_in_minutes );
890 Akismet::view( 'notice', array( 'type' => 'active-notice', 'time_saved' => $time_saved ) );
893 if ( !empty( $akismet_user->limit_reached ) && in_array( $akismet_user->limit_reached, array( 'yellow', 'red' ) ) ) {
894 Akismet::view( 'notice', array( 'type' => 'limit-reached', 'level' => $akismet_user->limit_reached ) );
898 if ( !isset( self::$notices['status'] ) && in_array( $akismet_user->status, array( 'cancelled', 'suspended', 'missing', 'no-sub' ) ) )
899 Akismet::view( 'notice', array( 'type' => $akismet_user->status ) );
901 Akismet::log( compact( 'stat_totals', 'akismet_user' ) );
902 Akismet::view( 'config', compact( 'api_key', 'akismet_user', 'stat_totals' ) );
905 public static function display_notice() {
908 if ( in_array( $hook_suffix, array( 'jetpack_page_akismet-key-config', 'settings_page_akismet-key-config', 'edit-comments.php' ) ) && (int) get_option( 'akismet_alert_code' ) > 0 ) {
909 Akismet::verify_key( Akismet::get_api_key() ); //verify that the key is still in alert state
911 if ( get_option( 'akismet_alert_code' ) > 0 )
912 self::display_alert();
914 elseif ( $hook_suffix == 'plugins.php' && !Akismet::get_api_key() ) {
915 self::display_api_key_warning();
917 elseif ( $hook_suffix == 'edit-comments.php' && wp_next_scheduled( 'akismet_schedule_cron_recheck' ) ) {
918 self::display_spam_check_warning();
920 elseif ( in_array( $hook_suffix, array( 'jetpack_page_akismet-key-config', 'settings_page_akismet-key-config' ) ) && Akismet::get_api_key() ) {
921 self::display_status();
925 public static function display_status() {
928 if ( !self::get_server_connectivity() )
929 $type = 'servers-be-down';
931 if ( !empty( $type ) )
932 Akismet::view( 'notice', compact( 'type' ) );
933 elseif ( !empty( self::$notices ) ) {
934 foreach ( self::$notices as $type )
935 Akismet::view( 'notice', compact( 'type' ) );
939 private static function get_jetpack_user() {
940 if ( !class_exists('Jetpack') )
943 Jetpack::load_xml_rpc_client();
944 $xml = new Jetpack_IXR_ClientMulticall( array( 'user_id' => get_current_user_id() ) );
946 $xml->addCall( 'wpcom.getUserID' );
947 $xml->addCall( 'akismet.getAPIKey' );
950 Akismet::log( compact( 'xml' ) );
952 if ( !$xml->isError() ) {
953 $responses = $xml->getResponse();
954 if ( count( $responses ) > 1 ) {
955 $api_key = array_shift( $responses[0] );
956 $user_id = (int) array_shift( $responses[1] );
957 return compact( 'api_key', 'user_id' );
964 * Some commentmeta isn't useful in an export file. Suppress it (when supported).
966 * @param bool $exclude
967 * @param string $key The meta key
968 * @param object $meta The meta object
969 * @return bool Whether to exclude this meta entry from the export.
971 public static function exclude_commentmeta_from_export( $exclude, $key, $meta ) {
972 if ( in_array( $key, array( 'akismet_as_submitted', 'akismet_rechecking', 'akismet_delayed_moderation_email' ) ) ) {