Source
File: wp-admin/includes/meta-boxes.php
function post_comment_status_meta_box( $post ) {
?>
<input name="advanced_view" type="hidden" value="1" />
<p class="meta-options">
<label for="comment_status" class="selectit"><input name="comment_status" type="checkbox" id="comment_status" value="open" <?php checked( $post->comment_status, 'open' ); ?> /> <?php _e( 'Allow comments' ); ?></label><br />
<label for="ping_status" class="selectit"><input name="ping_status" type="checkbox" id="ping_status" value="open" <?php checked( $post->ping_status, 'open' ); ?> />
<?php
printf(
/* translators: %s: Documentation URL. */
__( 'Allow <a href="%s">trackbacks and pingbacks</a> on this page' ),
__( 'https://wordpress.org/support/article/introduction-to-blogging/#managing-comments' )
);
?>
</label>
<?php
/**
* Fires at the end of the Discussion meta box on the post editing screen.
*
* @since 3.1.0
*
* @param WP_Post $post WP_Post object of the current post.
*/
do_action( 'post_comment_status_meta_box-options', $post ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
?>
</p>
<?php
}