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Index WooCommerce Product Variations with Products in SearchWP
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<?php | |
// Add WooCommerce Product Variation data to parent Products in SearchWP. | |
add_filter( 'searchwp\entry\data', function( $data, \SearchWP\Entry $entry ) { | |
// If this is not a Product, there's nothing to do. | |
if ( 'product' !== get_post_type( $entry->get_id() ) ) { | |
return $data; | |
} | |
$my_extra_meta_key = 'searchwp_product_variations'; | |
// Retrieve all Variations. | |
$product_variations = get_posts( [ | |
'post_type' => 'product_variation', | |
'posts_per_page' => -1, | |
'post_parent' => $entry->get_id(), | |
] ); | |
if ( empty( $product_variations ) ) { | |
return $data; | |
} | |
// Customize the data indexed for each Variation. | |
$data['meta'][ $my_extra_meta_key ] = array_filter( $product_variations, function( $variation ) { | |
$variation->searchwp_variation_data = [ | |
'title' => get_the_title( $variation->ID ), | |
'content' => $variation->post_content, | |
'sku' => get_post_meta( $variation->ID, '_sku', true ), | |
]; | |
return $variation; | |
} ); | |
return $data; | |
}, 20, 2 ); | |
// Add our Extra Meta entry to SearchWP's UI. | |
add_filter( 'searchwp\source\attribute\options\special', function( $keys, $args ) { | |
if ( $args['attribute'] !== 'meta' ) { | |
return $keys; | |
} | |
// This key is the same as the one used in the searchwp\entry\data hook above, they must be the same. | |
$my_extra_meta_key = 'searchwp_product_variations'; | |
$option = new \SearchWP\Option( $my_extra_meta_key, 'Product Variations' ); | |
// If there's already a match, remove it because we want ours there. | |
$keys = array_filter( $keys, function( $option ) use ( $my_extra_meta_key ) { | |
return $my_extra_meta_key !== $option->get_value(); | |
} ); | |
// Add "Product Variations" Option | |
$keys[] = $option; | |
return $keys; | |
}, 20, 2 ); |
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