Automattic\WooCommerce\Blocks\BlockTypes

ProductFilters::get_filter_params │ private │ WC 1.0

Parse the filter parameters from the URL. For now we only get the global query params from the URL. In the future, we should get the query params based on $query_id.

Method of the class: ProductFilters{}

No Hooks.

Returns

Array. Parsed filter params.

Usage

// private - for code of main (parent) class only
$result = $this->get_filter_params( $query_id );
$query_id(int) (required)
Query ID.

ProductFilters::get_filter_params() code WC 10.8.1

woocommerce/src/Blocks/BlockTypes/ProductFilters.php 
private function get_filter_params( $query_id ) {
	// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
	$request_uri = isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '';

	$parsed_url = wp_parse_url( esc_url_raw( $request_uri ) );

	if ( empty( $parsed_url['query'] ) ) {
		return array();
	}

	parse_str( $parsed_url['query'], $url_query_params );

	$filter_param_keys = wc_get_container()->get( Params::class )->get_param_keys();

	return array_filter(
		$url_query_params,
		function ( $key ) use ( $filter_param_keys ) {
			return in_array( $key, $filter_param_keys, true );
		},
		ARRAY_FILTER_USE_KEY
	);
}