/* Custom Change Post per Page */
function custom_change_post_per_page( $attr, $name, $category ) {
	switch ($name) {
		case 'jnews_category_': /* For Category Page */
			$attr['pagination_number_post'] = 20;
			$attr['number_post'] = 20;
			break;
		case 'jnews_archive_': /* For Archive Page */
			$attr['pagination_number_post'] = 30;
			$attr['number_post'] = 30;
			break;
		case 'jnews_author_': /* For Author Page */
			$attr['pagination_number_post'] = 15;
			$attr['number_post'] = 15;
			break;
	}

	return $attr;
}
add_action( 'jnews_get_content_attr', 'custom_change_post_per_page', 99, 3 );

function custom_change_post_per_page_by_pre_get_posts( $query ) {
	if ( is_search() ) { /* For Search Page */
		$query->set( 'posts_per_page', 5 );
	}
}
add_action( 'pre_get_posts', 'custom_change_post_per_page_by_pre_get_posts', 99 );