4 views 
Summery Summery
Remove single-use URL parameters and create canonical link based on new URL.
Syntax Syntax
Description Description
Remove specific query string parameters from a URL, create the canonical link, put it in the admin header, and change the current URL to match.
Source Source
File: wp-admin/includes/misc.php
function wp_admin_canonical_url() {
$removable_query_args = wp_removable_query_args();
if ( empty( $removable_query_args ) ) {
return;
}
// Ensure we're using an absolute URL.
$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
$filtered_url = remove_query_arg( $removable_query_args, $current_url );
?>
<link id="wp-admin-canonical" rel="canonical" href="<?php echo esc_url( $filtered_url ); ?>" />
<script>
if ( window.history.replaceState ) {
window.history.replaceState( null, null, document.getElementById( 'wp-admin-canonical' ).href + window.location.hash );
}
</script>
<?php
}
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Changelog Changelog
| Version | Description |
|---|---|
| 4.2.0 | Introduced. |
