wp_get_comment_fields_max_lengths()
Retrieves the maximum character lengths for the comment form fields.
Return
(array) Maximum character length for the comment form fields.
Source
File: wp-includes/comment.php
function wp_get_comment_fields_max_lengths() {
global $wpdb;
$lengths = array(
'comment_author' => 245,
'comment_author_email' => 100,
'comment_author_url' => 200,
'comment_content' => 65525,
);
if ( $wpdb->is_mysql ) {
foreach ( $lengths as $column => $length ) {
$col_length = $wpdb->get_col_length( $wpdb->comments, $column );
$max_length = 0;
// No point if we can't get the DB column lengths
if ( is_wp_error( $col_length ) ) {
break;
}
if ( ! is_array( $col_length ) && (int) $col_length > 0 ) {
$max_length = (int) $col_length;
} elseif ( is_array( $col_length ) && isset( $col_length['length'] ) && intval( $col_length['length'] ) > 0 ) {
$max_length = (int) $col_length['length'];
if ( ! empty( $col_length['type'] ) && 'byte' === $col_length['type'] ) {
$max_length = $max_length - 10;
}
}
if ( $max_length > 0 ) {
$lengths[ $column ] = $max_length;
}
}
}
/**
* Filters the lengths for the comment form fields.
*
* @since WP-4.5.0
*
* @param array $lengths Associative array `'field_name' => 'maximum length'`.
*/
return apply_filters( 'wp_get_comment_fields_max_lengths', $lengths );
}
Changelog
Version | Description |
---|---|
WP-4.5.0 | Introduced. |