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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 5 times in this file.
| Line | Code |
|---|---|
| 389 | // if the response is neither true nor false, hold the comment for moderation and schedule a recheck |
| 390 | if ( 'true' != $response[1] && 'false' != $response[1] ) { |
| 391 | if ( !current_user_can('moderate_comments') ) { |
| 392 | // Comment status should be moderated |
| 393 | self::$last_comment_result = '0'; |
| 394 | } |
| 395 | |
| 396 | if ( ! wp_next_scheduled( 'akismet_schedule_cron_recheck' ) ) { |
| 397 | wp_schedule_single_event( time() + 1200, 'akismet_schedule_cron_recheck' ); |
| 398 | do_action( 'akismet_scheduled_recheck', 'invalid-response-' . $response[1] ); |
| 399 | } |
| 400 | |
| 401 | self::$prevent_moderation_email_for_these_comments[] = $commentdata; |
| 402 | } |
| 403 | |
| 404 | // Delete old comments daily |
| 405 | if ( ! wp_next_scheduled( 'akismet_scheduled_delete' ) ) { |
| 406 | wp_schedule_event( time(), 'daily', 'akismet_scheduled_delete' ); |
| 407 | } |
| Line | Code |
| 1052 | public static function cron_recheck() { |
| 1053 | global $wpdb; |
| 1054 | |
| 1055 | $api_key = self::get_api_key(); |
| 1056 | |
| 1057 | $status = self::verify_key( $api_key ); |
| 1058 | if ( get_option( 'akismet_alert_code' ) || $status == 'invalid' ) { |
| 1059 | // since there is currently a problem with the key, reschedule a check for 6 hours hence |
| 1060 | wp_schedule_single_event( time() + 21600, 'akismet_schedule_cron_recheck' ); |
| 1061 | do_action( 'akismet_scheduled_recheck', 'key-problem-' . get_option( 'akismet_alert_code' ) . '-' . $status ); |
| 1062 | return false; |
| 1063 | } |
| 1064 | |
| 1065 | delete_option('akismet_available_servers'); |
| 1066 | |
| 1067 | $comment_errors = $wpdb->get_col( "SELECT comment_id FROM {$wpdb->commentmeta} WHERE meta_key = 'akismet_error' LIMIT 100" ); |
| 1068 | |
| 1069 | load_plugin_textdomain( 'akismet' ); |
| 1070 | |
| Line | Code |
| 1119 | // If this comment has been pending moderation for longer than MAX_DELAY_BEFORE_MODERATION_EMAIL, |
| 1120 | // send a moderation email now. |
| 1121 | if ( ( intval( gmdate( 'U' ) ) - strtotime( $comment->comment_date_gmt ) ) < self::MAX_DELAY_BEFORE_MODERATION_EMAIL ) { |
| 1122 | delete_comment_meta( $comment_id, 'akismet_delayed_moderation_email' ); |
| 1123 | wp_notify_moderator( $comment_id ); |
| 1124 | } |
| 1125 | |
| 1126 | delete_comment_meta( $comment_id, 'akismet_rechecking' ); |
| 1127 | wp_schedule_single_event( time() + 1200, 'akismet_schedule_cron_recheck' ); |
| 1128 | do_action( 'akismet_scheduled_recheck', 'check-db-comment-' . $status ); |
| 1129 | return; |
| 1130 | } |
| 1131 | delete_comment_meta( $comment_id, 'akismet_rechecking' ); |
| 1132 | } |
| 1133 | |
| 1134 | $remaining = $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->commentmeta} WHERE meta_key = 'akismet_error'" ); |
| 1135 | if ( $remaining && !wp_next_scheduled('akismet_schedule_cron_recheck') ) { |
| 1136 | wp_schedule_single_event( time() + 1200, 'akismet_schedule_cron_recheck' ); |
| 1137 | do_action( 'akismet_scheduled_recheck', 'remaining' ); |
| 1138 | } |
| 1139 | } |
| 1140 | |
| 1141 | public static function fix_scheduled_recheck() { |
| 1142 | $future_check = wp_next_scheduled( 'akismet_schedule_cron_recheck' ); |
| 1143 | if ( !$future_check ) { |
| 1144 | return; |
| 1145 | } |
| 1146 | |
| 1147 | if ( get_option( 'akismet_alert_code' ) > 0 ) { |
| 1148 | return; |
| 1149 | } |
| 1150 | |
| 1151 | $check_range = time() + 1200; |
| 1152 | if ( $future_check > $check_range ) { |
| 1153 | wp_clear_scheduled_hook( 'akismet_schedule_cron_recheck' ); |
| 1154 | wp_schedule_single_event( time() + 300, 'akismet_schedule_cron_recheck' ); |
| 1155 | do_action( 'akismet_scheduled_recheck', 'fix-scheduled-recheck' ); |
| 1156 | } |
| 1157 | } |
| 1158 | |
| 1159 | public static function add_comment_nonce( $post_id ) { |
| 1160 | /** |
| 1161 | * To disable the Akismet comment nonce, add a filter for the 'akismet_comment_nonce' tag |
| 1162 | * and return any string value that is not 'true' or '' (empty string). |
| 1163 | * |
| 1164 | * Don't return boolean false, because that implies that the 'akismet_comment_nonce' option |