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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 2 times in this file.
| Line | Code |
|---|---|
| 2881 | return $posts; |
| 2882 | |
| 2883 | /** |
| 2884 | * Filters the list of post types to automatically close comments for. |
| 2885 | * |
| 2886 | * @since 3.2.0 |
| 2887 | * |
| 2888 | * @param array $post_types An array of registered post types. Default array with 'post'. |
| 2889 | */ |
| 2890 | $post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) ); |
| 2891 | if ( ! in_array( $posts[0]->post_type, $post_types ) ) |
| 2892 | return $posts; |
| 2893 | |
| 2894 | $days_old = (int) get_option( 'close_comments_days_old' ); |
| 2895 | if ( ! $days_old ) |
| 2896 | return $posts; |
| 2897 | |
| 2898 | if ( time() - strtotime( $posts[0]->post_date_gmt ) > ( $days_old * DAY_IN_SECONDS ) ) { |
| 2899 | $posts[0]->comment_status = 'closed'; |
| Line | Code |
| 2921 | return $open; |
| 2922 | |
| 2923 | $days_old = (int) get_option('close_comments_days_old'); |
| 2924 | if ( !$days_old ) |
| 2925 | return $open; |
| 2926 | |
| 2927 | $post = get_post($post_id); |
| 2928 | |
| 2929 | /** This filter is documented in wp-includes/comment.php */ |
| 2930 | $post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) ); |
| 2931 | if ( ! in_array( $post->post_type, $post_types ) ) |
| 2932 | return $open; |
| 2933 | |
| 2934 | // Undated drafts should not show up as comments closed. |
| 2935 | if ( '0000-00-00 00:00:00' === $post->post_date_gmt ) { |
| 2936 | return $open; |
| 2937 | } |
| 2938 | |
| 2939 | if ( time() - strtotime( $post->post_date_gmt ) > ( $days_old * DAY_IN_SECONDS ) ) |