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<?php
/**
* The ajax search class.
*
* @package woodmart
*/
namespace XTS\Modules\Search;
use XTS\Singleton;
use WP_Query;
/**
* The ajax search class.
*/
class Ajax_Search extends Singleton {
/**
* Init.
*/
public function init() {
add_action( 'wp_ajax_woodmart_ajax_search', array( $this, 'get_ajax_suggestions' ), 10 );
add_action( 'wp_ajax_nopriv_woodmart_ajax_search', array( $this, 'get_ajax_suggestions' ), 10 );
}
/**
* Get the ajax search suggestions.
*
* @return void
*/
public function get_ajax_suggestions() {
$main_suggestions = $this->get_main_suggestions();
$cat_suggestions = $this->get_product_categories_suggestions();
$blog_suggestions = $this->get_blog_suggestions();
$suggestions = $this->build_suggestions( $main_suggestions, $cat_suggestions, $blog_suggestions );
wp_send_json(
array(
'suggestions' => $suggestions,
)
);
}
/**
* Get the divider for the suggestions.
*
* @param string $group The group name.
*
* @return array The divider data.
*/
public function get_divider( $group ) {
switch ( $group ) {
case 'portfolio':
$divider = esc_html__( 'Projects', 'woodmart' );
break;
case 'page':
$divider = esc_html__( 'Pages', 'woodmart' );
break;
case 'post':
$divider = esc_html__( 'Blog posts', 'woodmart' );
break;
default:
$divider = esc_html__( 'Products', 'woodmart' );
break;
}
return array(
'value' => '',
'divider' => $divider,
'group' => $group,
);
}
/**
* Get the main suggestions.
*
* @return array The main suggestions.
*/
public function get_main_suggestions() {
$post_type = $this->get_post_type();
$query_args = $this->build_query_args( $post_type );
$query = new WP_Query( $query_args );
$this->apply_relevanssi_filter( $query );
if ( $query->have_posts() ) {
$suggestions = $this->get_query_suggestions( $query, $post_type );
} else {
$suggestions = array(
array(
'value' => ( 'product' === $post_type ) ? esc_html__( 'No products found', 'woodmart' ) : esc_html__( 'No items found', 'woodmart' ),
'products_not_found' => true,
'permalink' => '',
'group' => $post_type,
),
);
}
return $suggestions;
}
/**
* Get the product categories suggestions.
*
* @return array The product categories suggestions.
*/
public function get_product_categories_suggestions() {
if ( ! woodmart_woocommerce_installed() ) {
return array();
}
$post_type = $this->get_post_type();
$search = sanitize_text_field( $_REQUEST['query'] );
if ( ! isset( $_REQUEST['include_cat_search'] ) || 'yes' !== $_REQUEST['include_cat_search'] || 'product' !== $post_type || empty( $search ) ) {
return array();
}
$suggestions = array();
$search_query = array(
'taxonomy' => 'product_cat',
'number' => ! empty( $_REQUEST['number'] ) ? (int) $_REQUEST['number'] : 5,
'orderby' => 'name',
'search' => $search,
'hide_empty' => false,
);
if ( ! empty( $_REQUEST['product_cat'] ) ) {
$category = get_term_by( 'slug', sanitize_text_field( $_REQUEST['product_cat'] ), 'product_cat' );
$search_query['parent'] = $category->term_id;
}
$categories = get_categories( $search_query );
if ( empty( $categories ) ) {
return array();
}
$suggestions[] = array(
'value' => '',
'divider' => esc_html__( 'Categories', 'woodmart' ),
'group' => 'categories',
);
foreach ( $categories as $category ) {
$category_name = $category->name;
$icon_data = get_term_meta( $category->term_taxonomy_id, 'category_icon_alt', true );
$icon_html = $this->get_category_icon( $category_name, $icon_data );
$data = array(
'value' => $category_name,
'permalink' => get_term_link( $category ),
'group' => 'categories',
);
if ( $icon_html ) {
$data['thumbnail'] = $icon_html;
}
$suggestions[] = $data;
}
return $suggestions;
}
/**
* Get the category icon.
*
* @param string $category_name The category name.
* @param array $icon_data The icon data.
*
* @return string The category icon HTML.
*/
public function get_category_icon( $category_name, $icon_data ) {
$image_output = '';
if ( empty( $icon_data['id'] ) ) {
return '';
}
$image_output .= wp_get_attachment_image(
$icon_data['id'],
'woocommerce_thumbnail',
false,
array(
'alt' => esc_attr( $category_name ),
'loading' => ! wp_lazy_loading_enabled( 'img', '' ) ? 'lazy' : '',
)
);
return $image_output;
}
/**
* Get the blog suggestions.
*
* @return array The blog suggestions.
*/
public function get_blog_suggestions() {
$post_type = $this->get_post_type();
if ( ! woodmart_get_opt( 'enqueue_posts_results' ) || in_array( $post_type, array( 'post', 'any' ), true ) ) {
return array();
}
$query_args = $this->build_query_args( 'post' );
$query = new WP_Query( $query_args );
$suggestions = $this->get_query_suggestions( $query, 'post' );
return $suggestions;
}
/**
* Build the suggestions array.
*
* @param array $main_suggestions The main suggestions.
* @param array $cat_suggestions The category suggestions.
* @param array $blog_suggestions The blog suggestions.
*
* @return array The combined suggestions.
*/
public function build_suggestions( $main_suggestions, $cat_suggestions, $blog_suggestions ) {
$post_type = $this->get_post_type();
$suggestions = $cat_suggestions;
if ( ! empty( $cat_suggestions ) || ! empty( $blog_suggestions ) ) {
$suggestions[] = $this->get_divider( $post_type );
}
$suggestions = array_merge( $suggestions, $main_suggestions );
if ( ! empty( $blog_suggestions ) ) {
$suggestions[] = $this->get_divider( 'post' );
$suggestions = array_merge( $suggestions, $blog_suggestions );
}
if ( 1 === count( $suggestions ) && isset( $suggestions[0]['products_not_found'] ) ) {
$suggestions[0]['no_results'] = true;
}
return $suggestions;
}
/**
* Get the query suggestions.
*
* @param WP_Query $query The WP_Query object.
* @param string $post_type The post type.
*
* @return array The query suggestions.
*/
public function get_query_suggestions( $query, $post_type ) {
$suggestions = array();
while ( $query->have_posts() ) {
$query->the_post();
if ( 'product' === $post_type && woodmart_woocommerce_installed() ) {
$product = wc_get_product( get_the_ID() );
$suggestions[] = array(
'value' => html_entity_decode( get_the_title() ),
'permalink' => get_the_permalink(),
'price' => $product->get_price_html(),
'thumbnail' => $product->get_image(),
'sku' => $product->get_sku() ? esc_html__( 'SKU:', 'woodmart' ) . ' ' . $product->get_sku() : '',
'group' => $post_type,
);
} else {
$suggestions[] = array(
'value' => html_entity_decode( get_the_title() ),
'permalink' => get_the_permalink(),
'thumbnail' => get_the_post_thumbnail( null, 'medium', '' ),
'group' => $post_type,
);
}
}
wp_reset_postdata();
return $suggestions;
}
/**
* Build the query arguments.
*
* @param string $post_type The post type.
*
* @return array The query arguments.
*/
public function build_query_args( $post_type ) {
$query_args = array(
'posts_per_page' => ! empty( $_REQUEST['number'] ) ? (int) $_REQUEST['number'] : 5,
'post_status' => 'publish',
'post_type' => $post_type,
'no_found_rows' => 1,
);
if ( 'product' === $post_type && woodmart_woocommerce_installed() ) {
$query_args['tax_query'] = $this->build_product_tax_query();
$query_args['meta_query'] = $this->build_product_meta_query();
}
if ( ! empty( $_REQUEST['query'] ) ) {
$query_args['s'] = sanitize_text_field( $_REQUEST['query'] );
}
return apply_filters( 'woodmart_ajax_search_args', $query_args, $post_type );
}
/**
* Build the product tax query.
*
* @return array The product tax query.
*/
public function build_product_tax_query() {
$product_visibility_term_ids = wc_get_product_visibility_term_ids();
$tax_query = array(
'relation' => 'AND',
array(
'taxonomy' => 'product_visibility',
'field' => 'term_taxonomy_id',
'terms' => $product_visibility_term_ids['exclude-from-search'],
'operator' => 'NOT IN',
),
array(
'taxonomy' => 'product_visibility',
'field' => 'name',
'terms' => array( 'exclude-from-search' ),
'operator' => 'NOT IN',
),
);
if ( ! empty( $_REQUEST['product_cat'] ) ) {
$tax_query[] = array(
'taxonomy' => 'product_cat',
'field' => 'slug',
'terms' => strip_tags( $_REQUEST['product_cat'] ),
);
}
return $tax_query;
}
/**
* Build the product meta query.
*
* @return array The product meta query.
*/
public function build_product_meta_query() {
$meta_query = array();
if ( 'yes' === get_option( 'woocommerce_hide_out_of_stock_items' ) ) {
$meta_query[] = array(
'key' => '_stock_status',
'value' => 'outofstock',
'compare' => 'NOT IN',
);
}
return $meta_query;
}
/**
* Get the post type from the request.
*
* @return string The post type.
*/
public function get_post_type() {
$allowed_types = array( 'post', 'product', 'portfolio', 'any', 'page' );
$post_type = 'product';
if ( ! empty( $_REQUEST['post_type'] ) && in_array( $_REQUEST['post_type'], $allowed_types ) ) {
$post_type = strip_tags( $_REQUEST['post_type'] );
}
return $post_type;
}
/**
* Apply the Relevanssi filter to the query.
*
* @param WP_Query $query The WP_Query object.
*/
public function apply_relevanssi_filter( $query ) {
if ( woodmart_get_opt( 'relevanssi_search' ) && function_exists( 'relevanssi_do_query' ) ) {
add_filter( 'relevanssi_hits_filter', array( $this, 'update_hits_filter_by_product_sku' ), 10, 2 );
relevanssi_do_query( $query );
}
}
/**
* Update the hits filter by product SKU.
*
* @param array $filter_data The filter data.
* @param WP_Query $query The WP_Query object.
*
* @return array The updated filter data.
*/
public function update_hits_filter_by_product_sku( $filter_data, $query ) {
if ( ! apply_filters( 'woodmart_search_by_sku', woodmart_get_opt( 'search_by_sku' ) ) || ! isset( $query->query['post_type'] ) || 'product' !== $query->query['post_type'] ) {
return $filter_data;
}
$args = array(
'post_type' => 'product',
'posts_per_page' => -1,
'meta_query' => array(
array(
'key' => '_sku',
'value' => $query->query['s'],
'compare' => 'LIKE',
),
array(
'key' => '_visibility',
'value' => array( 'catalog', 'hidden' ),
'compare' => 'NOT IN',
),
),
);
$posts = get_posts( $args );
if ( $posts ) {
$product_ids = array_column( (array) $filter_data[0], 'ID' );
foreach ( $posts as $post ) {
if ( ! in_array( apply_filters( 'wpml_object_id', $post->ID, 'product', true ), $product_ids ) ) {
array_unshift( $filter_data[0], $post );
}
}
}
return $filter_data;
}
}
Ajax_Search::get_instance();