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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 |
|---|---|
| 3369 | } |
| 3370 | |
| 3371 | /** |
| 3372 | * Filters the list of post types to automatically close comments for. |
| 3373 | * |
| 3374 | * @since 3.2.0 |
| 3375 | * |
| 3376 | * @param string[] $post_types An array of post type names. |
| 3377 | */ |
| 3378 | $post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) ); |
| 3379 | if ( ! in_array( $posts[0]->post_type, $post_types, true ) ) { |
| 3380 | return $posts; |
| 3381 | } |
| 3382 | |
| 3383 | $days_old = (int) get_option( 'close_comments_days_old' ); |
| 3384 | if ( ! $days_old ) { |
| 3385 | return $posts; |
| 3386 | } |
| 3387 | |
| Line | Code |
| 3414 | |
| 3415 | $days_old = (int) get_option( 'close_comments_days_old' ); |
| 3416 | if ( ! $days_old ) { |
| 3417 | return $open; |
| 3418 | } |
| 3419 | |
| 3420 | $post = get_post( $post_id ); |
| 3421 | |
| 3422 | /** This filter is documented in wp-includes/comment.php */ |
| 3423 | $post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) ); |
| 3424 | if ( ! in_array( $post->post_type, $post_types, true ) ) { |
| 3425 | return $open; |
| 3426 | } |
| 3427 | |
| 3428 | // Undated drafts should not show up as comments closed. |
| 3429 | if ( '0000-00-00 00:00:00' === $post->post_date_gmt ) { |
| 3430 | return $open; |
| 3431 | } |
| 3432 | |