Using a helper function to determine template and body class

gistfile1.aw

<?php

/**
 * Return Archive Section
 * @author Bill Erickson
 * @link http://www.billerickson.net/code/helper-function-for-template-include-and-body-class/
 * 
 * @param null
 * @return string
 */
function be_return_archive_section() {
	if( is_post_type_archive( 'lifestyle' ) || is_tax( 'lifestyle-section' ) || is_tax( 'lifestyle-type' ) || is_tax( 'lifestyle-series' ) )
		return 'lifestyle';
		
	if( is_post_type_archive( 'recipe' ) || is_tax( 'name-range' ) || ( is_tax( 'base' ) && 'recipe' == get_post_type() ) )
		return 'recipe';		
	
	if( is_post_type_archive( 'brand' ) || ( is_tax( 'base' ) && 'brand' == get_post_type() ) )
		return 'brand';
		
	if( is_post_type_archive( 'experience' ) )
		return 'experience';
		
	return false;
}

add_filter( 'template_include', 'be_template_chooser' );
/**
 * Template Chooser
 * Use CPT archive templates for taxonomies
 * @author Bill Erickson
 * @link http://www.billerickson.net/code/use-same-template-for-taxonomy-and-cpt-archive/
 *
 * @param string, default template path
 * @return string, modified template path
 *
 */
function be_template_chooser( $template ) {
	if ( be_return_archive_section() ) 
		$template = get_query_template( 'archive-' . be_return_archive_section() );	
	
	return $template;
}

add_filter( 'body_class', 'be_section_body_classes' );
/**
 * Section Body Classes
 * @author Bill Erickson
 * 
 * @param array $classes
 * @return array
 */
function be_section_body_classes( $classes ) {
	if( be_return_archive_section() )
		$classes[] = 'section-' . be_return_archive_section();

	return $classes;
}