author.php

<?php
$userInfo = get_userdata( get_query_var('author'));
$isAuthor = true;
if (
	!in_array('contributor', $userInfo -> roles) &&
	!in_array('administrator', $userInfo -> roles) &&
	!in_array('author', $userInfo -> roles) &&
	!in_array('editor', $userInfo -> roles)
) {
	$isAuthor = false;
	wp_redirect(esc_url( home_url() ) . '/404', 404);
}
?>
<?php get_header(); ?>
<main class="container">
	<div class="row">
		<div id="content" role="main">
			<header>
				<?php if ($isAuthor === true): ?><h1><?php _e('Posts by: ', 'b4st'); echo get_the_author_meta( 'display_name' ); ?></h1><?php endif; ?>
			</header>
			<?php if(have_posts()): ?>
				<?php get_template_part('loops/index-loop'); ?>
			<?php else: ?>
				<?php get_template_part('loops/index-none'); ?>
			<?php endif; ?>
		</div><!-- /#content -->
		<?php get_sidebar(); ?>
	</div><!-- /.row -->
</main><!-- /.container -->
<?php get_footer(); ?>