function automator_utm_parameters( $url, $medium = '', $content = '' ) {
	// utm_source=plugin-id
	// utm_medium=section-id
	// utm_content=element-id+unique-id
	$default_utm_parameters = array(
		'source' => 'uncanny_automator_pro',
	);
	try {
		// Parse the URL
		$url_parts = wp_parse_url( $url );
		// If URL doesn't have a query string.
		if ( isset( $url_parts['query'] ) ) {
			// Avoid 'Undefined index: query'
			parse_str( $url_parts['query'], $params );
		} else {
			$params = array();
		}
		// Add default parameters
		foreach ( $default_utm_parameters as $default_utm_parameter_key => $default_utm_parameter_value ) {
			$params[ 'utm_' . $default_utm_parameter_key ] = $default_utm_parameter_value;
		}
		// Add custom parameters
		if ( ! empty( $medium ) ) {
			$params['utm_medium'] = $medium;
		}
		if ( ! empty( $content ) ) {
			$params['utm_content'] = $content;
		}
		// Encode parameters
		$url_parts['query'] = http_build_query( $params );
		if ( function_exists( 'http_build_url' ) ) {
			// If the user has pecl_http
			$url = http_build_url( $url_parts );
		} else {
			$url_parts['path'] = ! empty( $url_parts['path'] ) ? $url_parts['path'] : '';
			$url = $url_parts['scheme'] . '://' . $url_parts['host'] . $url_parts['path'] . '?' . $url_parts['query'];
		}
	} catch ( \Exception $e ) { //phpcs:ignore Generic.CodeAnalysis.EmptyStatement.DetectedCatch
	}
	return $url;
}