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Source View: delete_comment

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Understanding Source Code

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Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
425 function akismet_delete_old() {
426      global $wpdb;
427      $now_gmt = current_time('mysql', 1);
428      $comment_ids = $wpdb->get_col("SELECT comment_id FROM $wpdb->comments WHERE DATE_SUB('$now_gmt', INTERVAL 15 DAY) > comment_date_gmt AND comment_approved = 'spam'");
429      if ( empty( $comment_ids ) )
430           return;
431           
432      $comma_comment_ids = implode( ', ', array_map('intval', $comment_ids) );
433
434      do_action( 'delete_comment', $comment_ids );
435      $wpdb->query("DELETE FROM $wpdb->comments WHERE comment_id IN ( $comma_comment_ids )");
436      $wpdb->query("DELETE FROM $wpdb->commentmeta WHERE comment_id IN ( $comma_comment_ids )");
437      clean_comment_cache( $comment_ids );
438      $n = mt_rand(1, 5000);
439      if ( apply_filters('akismet_optimize_table', ($n == 11)) ) // lucky number
440           $wpdb->query("OPTIMIZE TABLE $wpdb->comments");
441
442 }
443