page.php

<?php
/**
 * The default template for displaying pages
 *
 * This is the template that displays all pages by default.
 * Please note that this is the WordPress construct of pages and that
 * other "pages" on your WordPress site will use a different template.
 *
 * @package Atos
 * @subpackage CNRS_Web_Kit
 * @since CNRS Web Kit 0.3
 */ 

global $cnrs_global_params;
$sidebar = "1" === $cnrs_global_params->field('page_with_sidebar');

if (! $sidebar){
    add_filter( 'body_class', 'add_no_sidebar_class' );
}

get_header();

?>

<div id="primary" class="content-area">
	<main id="main" class="site-main" role="main">
		<?php
		// Start the loop.
		while ( have_posts() ) : the_post();
			// Include the page content template.
			get_template_part( 'template-parts/content', 'page' );

			// If comments are open or we have at least one comment, load up the comment template.
			if ( comments_open() || get_comments_number() ) {
				comments_template();
			}

			// End of the loop.
		endwhile;
		?>

	</main><!-- .site-main -->

	<?php get_sidebar( 'content-bottom' ); ?>

</div><!-- .content-area -->
<?php 
if ( $sidebar ){
    get_sidebar();
}

get_footer();