WP Query | Type: PHPPre Get Posts

Set up query parameters for different CPT archives.

/**
* @param $query
 */
function sfcc_pre_get_posts($query) {
	if(!is_admin() ) {

	// Directory Archive
	if($query->is_main_query() && is_post_type_archive('person')) {

		$query->set('orderby', 'meta_value');
		$query->set('meta_key', 'last_name');
		$query->set('order','ASC');
		$query->set('posts_per_page', -1);
		$query->set('nopaging', TRUE);
	}

	// Degrees Archive
	if($query->is_main_query() && is_post_type_archive('degree')) {

		$query->set('orderby','title');
		$query->set('order','ASC');
		$query->set('posts_per_page', 100);
	}

	// Press Page
	if( $query->is_main_query() && is_post_type_archive( 'press' )) {
		$query->set( 'orderby', 'date' );
		$query->set( 'order', 'DESC' );
		$query->set('posts_per_page', 20);
	}

	// Policies Archive
	if ($query->is_main_query() && is_post_type_archive('policy')) {
            $query->set('meta_key', 'policy_number' );
            $query->set('orderby', 'meta_value');
            $query->set('order', 'ASC');
            $query->set('posts_per_page', -1);
	    $query->set('nopaging', TRUE);
	}
		
	// Policies Taxonomy
	if ($query->is_post_type_archive('policy')) {
            $query->set('tax_query', 'policy_section');
            $query->set('meta_key', 'policy_number');
            $query->set('orderby', 'meta_value');
            $query->set('order', 'ASC');
            $query->set('posts_per_page', -1);
	    $query->set('nopaging', TRUE);
	}
    }
}
add_action('pre_get_posts', 'sfcc_pre_get_posts');