wp-includes/comment.php:1049Calculates what page number a comment will appear on for comment paging.
$comment_idint$argsarrayoptionalarray()$typestringdefault: 'all'
$per_pageint
$max_depthint|string
int|null2 hooks fire while get_page_of_comment() runs, in this order:
Filters the arguments used to query comments in get_page_of_comment().
Filters the calculated page on which a comment appears.
function get_page_of_comment( $comment_id, $args = array() ) { global $wpdb; $page = null; $comment = get_comment( $comment_id ); if ( ! $comment ) { return null; } $defaults = array( 'type' => 'all', 'page' => '', 'per_page' => '', 'max_depth' => '', ); $args = wp_parse_args( $args, $defaults ); $original_args = $args; // Order of precedence: 1. `$args['per_page']`, 2. 'comments_per_page' query_var, 3. 'comments_per_page' option. if ( get_option( 'page_comments' ) ) { if ( '' === $args['per_page'] ) { $args['per_page'] = get_query_var( 'comments_per_page' ); } if ( '' === $args['per_page'] ) { $args['per_page'] = get_option( 'comments_per_page' ); } } if ( empty( $args['per_page'] ) ) { $args['per_page'] = 0; $args['page'] = 0; } if ( $args['per_page'] < 1 ) { $page = 1; } if ( null === $page ) { if ( '' === $args['max_depth'] ) { if ( get_option( 'thread_comments' ) ) { $args['max_depth'] = get_option( 'thread_comments_depth' ); } else { $args['max_depth'] = -1; } } // Find this comment's top-level parent if threading is enabled. if ( $args['max_depth'] > 1 && '0' !== $comment->comment_parent ) { return get_page_of_comment( $comment->comment_parent, $args ); } $comment_args = array( 'type' => $args['type'], 'post_id' => $comment->comment_post_ID, 'fields' => 'ids', 'count' => true, 'status' => 'approve', 'orderby' => 'none', 'parent' => 0, 'date_query' => array( array( 'column' => "$wpdb->comments.comment_date_gmt", 'before' => $comment->comment_date_gmt, ), ), ); if ( is_user_logged_in() ) { $comment_args['include_unapproved'] = array( get_current_user_id() ); } else { $unapproved_email = wp_get_unapproved_comment_author_email(); if ( $unapproved_email ) { $comment_args['include_unapproved'] = array( $unapproved_email ); } } /**Introduced in 2.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/comment.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.