searchwp custom code #php #searchwp

functions.php

function my_searchwp_pre_search_terms( $terms, $engine )  {
	$exact_match = get_posts( array(
		'post_type' => 'product',
		'nopaging'  => true,
		'fields'    => 'ids',
		'meta_query' => array(
			array(
				'key' => '_sku',
				'value' => $terms,
				'compare' => 'IN' //LIKE
			)/*,
			array(
				'key' => '_children',
				'compare' => 'NOT EXISTS'
			)*/
		),
	));
	if( empty( $exact_match ) ){
		// remove grouped product and check again..?
		add_filter( 'searchwp_exclude', 'my_searchwp_exclude', 10, 3 );
	}
	else{
		$GLOBALS['swp_exact_sku_match'] = $exact_match;
		add_filter( 'searchwp_include', 'my_searchwp_include_three_posts', 10, 3 );
	}
	return $terms;
}
add_filter( 'searchwp_pre_search_terms', 'my_searchwp_pre_search_terms', 10, 2 );

function my_searchwp_exclude( $ids, $engine, $terms ){

  	// get all grouped product ids from grouped products  	
 	$grouped_products = get_posts(
	  	array(
			'post_type'  => 'product',
			'nopaging'   => true,
			'fields'     => 'ids',
			'meta_query' => array(
				array(
				  'key'     => '_children',
				  'value'   => '',
				  'compare' => '!='
				)
			),
		)
	);
  
  	// get children ids from grouped products
  	$excluded_ids = array();
  	if (is_array($grouped_products))
	{
		foreach ($grouped_products as $productID)
		{
			//get _children
		  	$product_ids = get_post_meta( $productID, '_children', true );
		  	$excluded_ids = array_merge( $excluded_ids, $product_ids );		  	
		}
	}
	
	$ids = array_merge( $ids, $excluded_ids );
	return $ids;
}
function my_searchwp_include_three_posts( $ids, $engine, $terms ) {
	if( isset( $GLOBALS['swp_exact_sku_match'] ) ){
		$ids = $GLOBALS['swp_exact_sku_match'];
	}
	return $ids;
}