'',
'slug' => '',
'permalink' => '',
'date_created' => '',
'date_modified' => '',
'type' => '',
'status' => '',
'featured' => 'no',
'catalog_visibility' => 'hidden',
'description' => '',
'short_description' => '',
'sku' => '',
'regular_price' => '',
'sale_price' => '',
'date_on_sale_from' => '',
'date_on_sale_to' => '',
'total_sales' => '',
'tax_status' => 'taxable',
'tax_class' => '',
'manage_stock' => 'no',
'stock_quantity' => null,
'stock_status' => '',
'backorders' => 'no',
'sold_individually' => 'no',
'weight' => '',
'length' => '',
'width' => '',
'height' => '',
'upsell_ids' => '',
'cross_sell_ids' => '',
'parent_id' => 0,
'reviews_allowed' => true,
'purchase_note' => '',
'attributes' => array(),
'default_attributes' => array(),
'menu_order' => 0,
);
/**
* Data stored in meta keys, but not considered "meta".
*
* @since 2.7.0
* @var array
*/
protected $internal_meta_keys = array();
/**
* Supported features such as 'ajax_add_to_cart'.
*
* @var array
*/
protected $supports = array();
/**
* Get the product if ID is passed, otherwise the product is new and empty.
* This class should NOT be instantiated, but the wc_get_product() function
* should be used. It is possible, but the wc_get_product() is preferred.
*
* @param int|WC_Product|object $product Product to init.
*/
public function __construct( $product = 0 ) {
if ( is_numeric( $product ) && $product > 0 ) {
$this->read( $product );
} elseif ( $product instanceof self ) {
$this->read( absint( $product->get_id() ) );
} elseif ( ! empty( $product->ID ) ) {
$this->read( absint( $product->ID ) );
}
}
/*
|--------------------------------------------------------------------------
| Getters
|--------------------------------------------------------------------------
|
| Methods for getting data from the product object.
*/
/**
* Get product name.
*
* @since 2.7.0
* @return string
*/
public function get_name() {
return apply_filters( 'woocommerce_product_get_name', $this->data['name'], $this );
}
/**
* Get product slug.
*
* @since 2.7.0
* @return string
*/
public function get_slug() {
return $this->data['slug'];
}
/**
* Product permalink.
*
* @return string
*/
public function get_permalink() {
return $this->data['permalink'];
}
/**
* Get product created date.
*
* @since 2.7.0
* @return string Timestamp.
*/
public function get_date_created() {
return $this->data['date_created'];
}
/**
* Get product modified date.
*
* @since 2.7.0
* @return string Timestamp.
*/
public function get_date_modified() {
return $this->data['date_modified'];
}
/**
* Return the product type.
*
* @return string
*/
public function get_type() {
return $this->data['type'];
}
/**
* Get product status.
*
* @since 2.7.0
* @return string
*/
public function get_status() {
return $this->data['status'];
}
/**
* If the product is featured.
*
* @since 2.7.0
* @return string
*/
public function get_featured() {
return $this->data['featured'];
}
/**
* Get catalog visibility.
*
* @since 2.7.0
* @return string
*/
public function get_catalog_visibility() {
return $this->data['catalog_visibility'];
}
/**
* Get product description.
*
* @since 2.7.0
* @return string
*/
public function get_description() {
return $this->data['description'];
}
/**
* Get product short description.
*
* @since 2.7.0
* @return string
*/
public function get_short_description() {
return $this->data['short_description'];
}
/**
* Get SKU (Stock-keeping unit) - product unique ID.
*
* @return string
*/
public function get_sku() {
return apply_filters( 'woocommerce_get_sku', $this->data['sku'], $this );
}
/**
* Returns the product's regular price.
*
* @return string price
*/
public function get_regular_price() {
return apply_filters( 'woocommerce_get_regular_price', $this->data['regular_price'], $this );
}
/**
* Returns the product's sale price.
*
* @return string price
*/
public function get_sale_price() {
return apply_filters( 'woocommerce_get_sale_price', $this->data['sale_price'], $this );
}
/**
* Get date on sale from.
*
* @since 2.7.0
* @return string
*/
public function get_date_on_sale_from() {
return $this->data['date_on_sale_from'];
}
/**
* Get date on sale to.
*
* @since 2.7.0
* @return string
*/
public function get_date_on_sale_to() {
return $this->data['date_on_sale_to'];
}
/**
* Get number total of sales.
*
* @since 2.7.0
* @return int
*/
public function get_total_sales() {
return $this->data['total_sales'];
}
/**
* Returns the tax status.
*
* @return string
*/
public function get_tax_status() {
return $this->data['tax_status'];
}
/**
* Returns the tax class.
*
* @return string
*/
public function get_tax_class() {
return apply_filters( 'woocommerce_product_tax_class', $this->data['tax_class'], $this );
}
/**
* Return if product manage stock.
*
* @since 2.7.0
* @return string
*/
public function get_manage_stock() {
return $this->data['manage_stock'];
}
/**
* Returns number of items available for sale.
*
* @return int
*/
public function get_stock_quantity() {
return apply_filters( 'woocommerce_get_stock_quantity', $this->get_manage_stock() ? wc_stock_amount( $this->data['stock_quantity'] ) : null, $this );
}
/**
* Return the stock status.
*
* @since 2.7.0
* @return string
*/
public function get_stock_status() {
return $this->data['stock_status'];
}
/**
* Get backorders.
*
* @since 2.7.0
* @return string
*/
public function get_backorders() {
return $this->data['backorders'];
}
/**
* Return if should be sold individually.
*
* @since 2.7.0
* @return string
*/
public function get_sold_individually() {
return $this->data['sold_individually'];
}
/**
* Returns the product's weight.
*
* @return string
*/
public function get_weight() {
// Legacy filter.
$weight = apply_filters( 'woocommerce_product_weight', $this->data['weight'], $this );
// New filter.
return apply_filters( 'woocommerce_product_get_weight', $weight, $this );
}
/**
* Returns the product length.
*
* @return string
*/
public function get_length() {
// Legacy filter.
$length = apply_filters( 'woocommerce_product_length', $this->data['length'], $this );
// New filter since 2.7.
return apply_filters( 'woocommerce_product_get_length', $length, $this );
}
/**
* Returns the product width.
*
* @return string
*/
public function get_width() {
// Legacy filter.
$width = apply_filters( 'woocommerce_product_width', $this->data['width'], $this );
// New filter since 2.7.
return apply_filters( 'woocommerce_product_get_width', $width, $this );
}
/**
* Returns the product height.
*
* @return string
*/
public function get_height() {
// Legacy filter.
$height = apply_filters( 'woocommerce_product_height', $this->data['height'], $this );
// New filter since 2.7.
return apply_filters( 'woocommerce_product_get_height', $height, $this );
}
/**
* Get Upseels IDs.
*
* @since 2.7.0
* @return string
*/
public function get_upsell_ids() {
return $this->data['upsell_ids'];
}
/**
* Get Upseels IDs.
*
* @since 2.7.0
* @return string
*/
public function get_cross_sell_ids() {
return $this->data['cross_sell_ids'];
}
/**
* Get parent ID.
*
* @since 2.7.0
* @return int
*/
public function get_parent_id() {
return $this->data['parent_id'];
}
/**
* Return if reviews is allowed.
*
* @since 2.7.0
* @return bool
*/
public function get_reviews_allowed() {
return $this->data['reviews_allowed'];
}
/**
* Get purchase note.
*
* @since 2.7.0
* @return string
*/
public function get_purchase_note() {
return $this->data['purchase_note'];
}
/**
* Returns the product categories.
*
* @param string $sep (default: ', ').
* @param string $before (default: '').
* @param string $after (default: '').
* @return string
*/
public function get_categories( $sep = ', ', $before = '', $after = '' ) {
return get_the_term_list( $this->get_id(), 'product_cat', $before, $sep, $after );
}
/**
* Returns the product tags.
*
* @param string $sep (default: ', ').
* @param string $before (default: '').
* @param string $after (default: '').
* @return array
*/
public function get_tags( $sep = ', ', $before = '', $after = '' ) {
return get_the_term_list( $this->get_id(), 'product_tag', $before, $sep, $after );
}
/**
* Returns product attributes.
*
* @return array
*/
public function get_attributes() {
$attributes = array_filter( (array) maybe_unserialize( $this->data['product_attributes'] ) );
$taxonomies = wp_list_pluck( wc_get_attribute_taxonomies(), 'attribute_name' );
// Check for any attributes which have been removed globally
foreach ( $attributes as $key => $attribute ) {
if ( $attribute['is_taxonomy'] ) {
if ( ! in_array( substr( $attribute['name'], 3 ), $taxonomies ) ) {
unset( $attributes[ $key ] );
}
}
}
return apply_filters( 'woocommerce_get_product_attributes', $attributes );
}
/**
* Get default attributes.
*
* @since 2.7.0
* @return array
*/
public function get_default_attributes() {
return $this->data['default_attributes'];
}
/**
* Get menu order.
*
* @since 2.7.0
* @return int
*/
public function get_menu_order() {
return $this->data['menu_order'];
}
/*
|--------------------------------------------------------------------------
| Setters
|--------------------------------------------------------------------------
|
| Functions for setting product data. These should not update anything in the
| database itself and should only change what is stored in the class
| object.
*/
/**
* Set product name.
*
* @since 2.7.0
* @param string $name Product name.
*/
public function set_name( $name ) {
$this->data['name'] = $name;
}
/**
* Set product slug.
*
* @since 2.7.0
* @param string $slug Product slug.
*/
public function set_slug( $slug ) {
$this->data['slug'] = $slug;
}
/**
* Set product permalink.
*
* @since 2.7.0
* @param string $permalink Product permalink.
*/
public function set_permalink( $permalink ) {
$this->data['permalink'] = $permalink;
}
/**
* Set product created date.
*
* @since 2.7.0
* @param string $timestamp Timestamp.
*/
public function set_date_created( $timestamp ) {
$this->data['date_created'] = is_numeric( $timestamp ) ? $timestamp : strtotime( $timestamp );
}
/**
* Set product modified date.
*
* @since 2.7.0
* @param string $timestamp Timestamp.
*/
public function set_date_modified( $timestamp ) {
$this->data['date_modified'] = is_numeric( $timestamp ) ? $timestamp : strtotime( $timestamp );
}
/**
* Set the product type.
*
* @return string
*/
public function set_type( $type ) {
$this->data['type'] = $type;
}
/**
* Set product status.
*
* @since 2.7.0
* @param string $status Product status.
*/
public function set_status( $status ) {
$this->data['status'] = $status;
}
/**
* Set if the product is featured.
*
* @since 2.7.0
* @param string $featured Options: 'yes' or 'no'.
*/
public function set_featured( $featured ) {
$this->data['featured'] = $featured;
}
/**
* Set catalog visibility.
*
* @since 2.7.0
* @throws WC_Data_Exception
* @param string $visibility Options: 'hidden', 'visible', 'search' and 'catalog'.
*/
public function set_catalog_visibility( $visibility ) {
$options = array_keys( wc_get_product_visibility_options() );
if ( ! in_array( $visibility, $options, true ) ) {
$this->error( 'product_invalid_catalog_visibility', __( 'Invalid catalog visibility option.', 'woocommerce' ) );
}
$this->data['catalog_visibility'] = $visibility;
}
/**
* Set product description.
*
* @since 2.7.0
* @param string $description Product description.
*/
public function set_description( $description ) {
$this->data['description'] = $description;
}
/**
* Set product short description.
*
* @since 2.7.0
* @param string $short_description Product short description.
*/
public function set_short_description( $short_description ) {
$this->data['short_description'] = $short_description;
}
/**
* Set SKU.
*
* @since 2.7.0
* @throws WC_Data_Exception
* @param string $sku Product SKU.
*/
public function set_sku( $sku ) {
if ( ! wc_product_has_unique_sku( $this->get_id(), $sku ) ) {
$this->error( 'product_invalid_sku', __( 'Invalid or duplicated SKU.', 'woocommerce' ) );
}
$this->data['sku'] = $sku;
}
/**
* Set the product's regular price.
*
* @since 2.7.0
* @param string $price Regular price.
*/
public function set_regular_price( $price ) {
$this->data['regular_price'] = $price;
}
/**
* Set the product's sale price.
*
* @since 2.7.0
* @param string $price sale price.
*/
public function set_sale_price( $price ) {
$this->data['sale_price'] = $price;
}
/**
* Set date on sale from.
*
* @since 2.7.0
* @param string $data Sale from date.
*/
public function set_date_on_sale_from( $date ) {
$this->data['date_on_sale_from'] = $date;
}
/**
* Set date on sale to.
*
* @since 2.7.0
* @param string $data Sale to date.
*/
public function set_date_on_sale_to( $date ) {
return $this->data['date_on_sale_to'] = $date;
}
/**
* Set number total of sales.
*
* @since 2.7.0
* @param int $total Total of sales.
*/
public function set_total_sales( $total ) {
$this->data['total_sales'] = absint( $total );
}
/**
* Set the tax status.
*
* @since 2.7.0
* @throws WC_Data_Exception
* @param string $status Tax status.
*/
public function set_tax_status( $status ) {
$options = array(
'taxable',
'shipping',
'none',
);
if ( ! in_array( $status, $options, true ) ) {
$this->error( 'product_invalid_tax_status', __( 'Invalid product tax status.', 'woocommerce' ) );
}
$this->data['tax_status'] = $status;
}
/**
* Set the tax class.
*
* @since 2.7.0
* @param string $class Tax class.
*/
public function set_tax_class( $class ) {
$this->data['tax_class'] = wc_clean( $class );
}
/**
* Set if product manage stock.
*
* @since 2.7.0
* @param string $manage_stock Options: 'yes' or 'no'.
*/
public function set_manage_stock( $manage_stock ) {
$this->data['manage_stock'] = $manage_stock;
}
/**
* Set number of items available for sale.
*
* @since 2.7.0
* @param float|null $quantity Stock quantity.
*/
public function set_stock_quantity( $quantity ) {
$this->data['stock_quantity'] = $quantity;
}
/**
* Set stock status.
*
* @param string $status New status.
*/
public function set_stock_status( $status ) {
$status = 'outofstock' === $status ? 'outofstock' : 'instock';
// Sanity check.
if ( $this->managing_stock() ) {
if ( ! $this->backorders_allowed() && $this->get_stock_quantity() <= get_option( 'woocommerce_notify_no_stock_amount' ) ) {
$status = 'outofstock';
}
}
if ( update_post_meta( $this->get_id(), '_stock_status', $status ) ) {
$this->data['stock_status'] = $status;
do_action( 'woocommerce_product_set_stock_status', $this->get_id(), $status );
}
}
/**
* Set backorders.
*
* @since 2.7.0
* @param string $backorders Options: 'yes', 'no' or 'notify'.
*/
public function set_backorders( $backorders ) {
$this->data['backorders'] = $backorders;
}
/**
* Set if should be sold individually.
*
* @since 2.7.0
* @param string $sold_individually Options: 'yes' or 'no'.
*/
public function set_sold_individually( $sold_individually ) {
$this->data['sold_individually'] = $sold_individually;
}
/**
* Set the product's weight.
*
* @since 2.7.0
* @param float $weigth Total weigth.
*/
public function set_weight( $weight ) {
$this->data['weight'] = $weight;
}
/**
* Set the product length.
*
* @since 2.7.0
* @param float $weigth Total weigth.
*/
public function set_length( $length ) {
$this->data['length'] = $length;
}
/**
* Set the product width.
*
* @since 2.7.0
* @param float $width Total width.
*/
public function set_width( $width ) {
$this->data['width'] = $width;
}
/**
* Set the product height.
*
* @since 2.7.0
* @param float $height Total height.
*/
public function set_height( $height ) {
$this->data['height'] = $height;
}
/**
* Set Upseels IDs.
*
* @since 2.7.0
* @param string $upsell_ids IDs from the up-sell products.
*/
public function set_upsell_ids( $upsell_ids ) {
$this->data['upsell_ids'] = $upsell_ids;
}
/**
* Set Upseels IDs.
*
* @since 2.7.0
* @param string $cross_sell_ids IDs from the cross-sell products.
*/
public function set_cross_sell_ids( $cross_sell_ids ) {
$this->data['cross_sell_ids'] = $cross_sell_ids;
}
/**
* Set parent ID.
*
* @since 2.7.0
* @param int $parent_id Product parent ID.
*/
public function set_parent_id( $parent_id ) {
$this->data['parent_id'] = absint( $parent_id );
}
/**
* Set if reviews is allowed.
*
* @since 2.7.0
* @param bool $reviews_allowed Reviews allowed or not.
*/
public function set_reviews_allowed( $reviews_allowed ) {
$this->data['reviews_allowed'] = (bool) $reviews_allowed;
}
/**
* Set purchase note.
*
* @since 2.7.0
* @param string $purchase_note Purchase note.
*/
public function set_purchase_note() {
$this->data['purchase_note'] = $purchase_note;
}
/**
* Set the product categories.
*
* @since 2.7.0
* @param array $terms_id List of terms IDs.
*/
public function set_categories( $terms_id ) {
$this->save_taxonomy_terms( $terms_id, 'cat' );
}
/**
* Set the product tags.
*
* @since 2.7.0
* @param array $terms_id List of terms IDs.
*/
public function set_tags( $terms_id ) {
$this->save_taxonomy_terms( $terms_id, 'tag' );
}
/**
* Returns product attributes.
*
* @since 2.7.0
* @param array $attributes List of product attributes.
*/
public function set_attributes( $attributes ) {
$this->data['product_attributes'] = $attributes;
}
/**
* Set default attributes.
*
* @since 2.7.0
* @param array $default_attributes List of default attributes.
*/
public function set_default_attributes( $default_attributes ) {
$this->data['default_attributes'] = $default_attributes;
}
/**
* Set menu order.
*
* @since 2.7.0
* @param int $menu_order Menu order.
*/
public function set_menu_order( $menu_order ) {
$this->data['menu_order'] = intval( $menu_order );
}
/*
|--------------------------------------------------------------------------
| CRUD methods
|--------------------------------------------------------------------------
|
| Methods which create, read, update and delete products from the database.
|
| A save method is included for convenience (chooses update or create based
| on if the order exists yet).
*/
/**
* Reads a product from the database and sets its data to the class.
*
* @since 2.7.0
* @param int $id Product ID.
*/
public function read( $id ) {
$this->set_defaults();
if ( ! $id || ! ( $post_object = get_post( $id ) ) ) {
return;
}
$this->set_id( $id );
$this->set_props( array(
'name' => get_the_title( $post_object ),
'slug' => $post_object->post_name,
'permalink' => get_permalink( $post_object ),
'date_created' => $post_object->post_date,
'date_modified' => $post_object->post_modified,
'type' => '',
'status' => $post_object->post_status,
'featured' => get_post_meta( $id, '_featured', true ),
'catalog_visibility' => 'hidden',
'description' => $post_object->post_content,
'short_description' => $post_object->post_excerpt,
'sku' => get_post_meta( $id, '_sku', true ),
'regular_price' => get_post_meta( $id, '_regular_price', true ),
'sale_price' => get_post_meta( $id, '_sale_price', true ),
'date_on_sale_from' => get_post_meta( $id, '_sale_price_dates_from', true ),
'date_on_sale_to' => get_post_meta( $id, '_sale_price_dates_to', true ),
'total_sales' => get_post_meta( $id, 'total_sales', true ),
'tax_status' => get_post_meta( $id, '_tax_status', true ),
'tax_class' => get_post_meta( $id, '_tax_class', true ),
'manage_stock' => 'no',
'stock_quantity' => get_post_meta( $id, '_stock', true ),
'stock_status' => get_post_meta( $id, '_stock_status', true ),
'backorders' => get_post_meta( $id, '_backorders', true ),
'sold_individually' => get_post_meta( $id, '_sold_individually', true ),
'weight' => get_post_meta( $id, '_weight', true ),
'length' => get_post_meta( $id, '_length', true ),
'width' => get_post_meta( $id, '_width', true ),
'height' => get_post_meta( $id, '_height', true ),
'upsell_ids' => get_post_meta( $id, '_upsell_ids', true ),
'cross_sell_ids' => get_post_meta( $id, '_crosssell_ids', true ),
'parent_id' => $post_object->post_parent,
'reviews_allowed' => $post_object->comment_status,
'purchase_note' => get_post_meta( $id, '_purchase_note', true ),
'attributes' => get_post_meta( $id, '_attributes', true ),
'default_attributes' => get_post_meta( $id, '_default_attributes', true ),
'menu_order' => $post_object->menu_order,
) );
$this->read_meta_data();
do_action( 'woocommerce_product_loaded', $this );
}
/**
* Create a new product.
*
* @since 2.7.0
*/
public function create() {
$this->set_date_created( current_time( 'timestamp' ) );
$id = wp_insert_post( apply_filters( 'woocommerce_new_product_data', array(
'post_type' => 'product',
'post_status' => 'publish',
'post_author' => get_current_user_id(),
'post_title' => $this->get_code(),
'post_content' => '',
'post_excerpt' => $this->get_description(),
'post_date' => date( 'Y-m-d H:i:s', $this->get_date_created() ),
'post_date_gmt' => get_gmt_from_date( date( 'Y-m-d H:i:s', $this->get_date_created() ) ),
) ), true );
if ( $id ) {
$this->set_id( $id );
$this->update_post_meta( $id );
$this->save_meta_data();
do_action( 'woocommerce_new_product', $id );
}
}
/**
* Updates an existing product.
*
* @since 2.7.0
*/
public function update() {
}
/**
* Save data (either create or update depending on if we are working on an existing product).
*
* @since 2.7.0
*/
public function save() {
if ( $this->get_id() ) {
$this->update();
} else {
$this->create();
}
}
/**
* Delete product from the database.
*
* @since 2.7.0
*/
public function delete() {
wp_delete_post( $this->get_id() );
do_action( 'woocommerce_delete_product', $this->get_id() );
$this->set_id( 0 );
}
/**
* Helper method that updates all the post meta for a product based on it's settings in the WC_Product class.
*
* @since 2.7.0
* @param int $id Object ID.
*/
private function update_post_meta( $id ) {
// update_post_meta( $id, 'discount_type', $this->get_discount_type() );
}
/*
|--------------------------------------------------------------------------
| Other Actions
|--------------------------------------------------------------------------
*/
/**
* Check if a product supports a given feature.
*
* Product classes should override this to declare support (or lack of support) for a feature.
*
* @param string $feature string The name of a feature to test support for.
* @return bool True if the product supports the feature, false otherwise.
* @since 2.5.0
*/
public function supports( $feature ) {
return apply_filters( 'woocommerce_product_supports', in_array( $feature, $this->supports ) ? true : false, $feature, $this );
}
/**
* Returns the gallery attachment ids.
*
* @return array
*/
public function get_gallery_attachment_ids() {
return apply_filters( 'woocommerce_product_gallery_attachment_ids', array_filter( array_filter( (array) explode( ',', $this->product_image_gallery ) ), 'wp_attachment_is_image' ), $this );
}
/**
* Get total stock - This is the stock of parent and children combined.
*
* @return int
*/
public function get_total_stock() {
if ( empty( $this->total_stock ) ) {
if ( sizeof( $this->get_children() ) > 0 ) {
$this->total_stock = max( 0, $this->get_stock_quantity() );
foreach ( $this->get_children() as $child_id ) {
if ( 'yes' === get_post_meta( $child_id, '_manage_stock', true ) ) {
$stock = get_post_meta( $child_id, '_stock', true );
$this->total_stock += max( 0, wc_stock_amount( $stock ) );
}
}
} else {
$this->total_stock = $this->get_stock_quantity();
}
}
return wc_stock_amount( $this->total_stock );
}
/**
* Check if the stock status needs changing.
*/
public function check_stock_status() {
if ( ! $this->backorders_allowed() && $this->get_total_stock() <= get_option( 'woocommerce_notify_no_stock_amount' ) ) {
if ( 'outofstock' !== $this->stock_status ) {
$this->set_stock_status( 'outofstock' );
}
} elseif ( $this->backorders_allowed() || $this->get_total_stock() > get_option( 'woocommerce_notify_no_stock_amount' ) ) {
if ( 'instock' !== $this->stock_status ) {
$this->set_stock_status( 'instock' );
}
}
}
/**
* Set stock level of the product.
*
* Uses queries rather than update_post_meta so we can do this in one query (to avoid stock issues).
* We cannot rely on the original loaded value in case another order was made since then.
*
* @param int $amount (default: null)
* @param string $mode can be set, add, or subtract
* @return int new stock level
*/
public function set_stock( $amount = null, $mode = 'set' ) {
global $wpdb;
if ( ! is_null( $amount ) && $this->managing_stock() ) {
// Ensure key exists
add_post_meta( $this->get_id(), '_stock', 0, true );
// Update stock in DB directly
switch ( $mode ) {
case 'add' :
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->postmeta} SET meta_value = meta_value + %f WHERE post_id = %d AND meta_key='_stock'", $amount, $this->get_id() ) );
break;
case 'subtract' :
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->postmeta} SET meta_value = meta_value - %f WHERE post_id = %d AND meta_key='_stock'", $amount, $this->get_id() ) );
break;
default :
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->postmeta} SET meta_value = %f WHERE post_id = %d AND meta_key='_stock'", $amount, $this->get_id() ) );
break;
}
// Clear caches
wp_cache_delete( $this->get_id(), 'post_meta' );
delete_transient( 'wc_low_stock_count' );
delete_transient( 'wc_outofstock_count' );
unset( $this->stock );
// Stock status
$this->check_stock_status();
// Trigger action
do_action( 'woocommerce_product_set_stock', $this );
}
return $this->get_stock_quantity();
}
/**
* Reduce stock level of the product.
*
* @param int $amount Amount to reduce by. Default: 1
* @return int new stock level
*/
public function reduce_stock( $amount = 1 ) {
return $this->set_stock( $amount, 'subtract' );
}
/**
* Increase stock level of the product.
*
* @param int $amount Amount to increase by. Default 1.
* @return int new stock level
*/
public function increase_stock( $amount = 1 ) {
return $this->set_stock( $amount, 'add' );
}
/**
* Checks the product type.
*
* Backwards compat with downloadable/virtual.
*
* @param string $type Array or string of types
* @return bool
*/
public function is_type( $type ) {
return ( $this->product_type == $type || ( is_array( $type ) && in_array( $this->product_type, $type ) ) ) ? true : false;
}
/**
* Checks if a product is downloadable.
*
* @return bool
*/
public function is_downloadable() {
return ( 'yes' === $this->downloadable );
}
/**
* Check if downloadable product has a file attached.
*
* @since 1.6.2
*
* @param string $download_id file identifier
* @return bool Whether downloadable product has a file attached.
*/
public function has_file( $download_id = '' ) {
return ( $this->is_downloadable() && $this->get_file( $download_id ) ) ? true : false;
}
/**
* Gets an array of downloadable files for this product.
*
* @since 2.1.0
*
* @return array
*/
public function get_files() {
$downloadable_files = array_filter( isset( $this->downloadable_files ) ? (array) maybe_unserialize( $this->downloadable_files ) : array() );
if ( ! empty( $downloadable_files ) ) {
foreach ( $downloadable_files as $key => $file ) {
if ( ! is_array( $file ) ) {
$downloadable_files[ $key ] = array(
'file' => $file,
'name' => '',
);
}
// Set default name
if ( empty( $file['name'] ) ) {
$downloadable_files[ $key ]['name'] = wc_get_filename_from_url( $file['file'] );
}
// Filter URL
$downloadable_files[ $key ]['file'] = apply_filters( 'woocommerce_file_download_path', $downloadable_files[ $key ]['file'], $this, $key );
}
}
return apply_filters( 'woocommerce_product_files', $downloadable_files, $this );
}
/**
* Get a file by $download_id.
*
* @param string $download_id file identifier
* @return array|false if not found
*/
public function get_file( $download_id = '' ) {
$files = $this->get_files();
if ( '' === $download_id ) {
$file = sizeof( $files ) ? current( $files ) : false;
} elseif ( isset( $files[ $download_id ] ) ) {
$file = $files[ $download_id ];
} else {
$file = false;
}
// allow overriding based on the particular file being requested
return apply_filters( 'woocommerce_product_file', $file, $this, $download_id );
}
/**
* Get file download path identified by $download_id.
*
* @param string $download_id file identifier
* @return string
*/
public function get_file_download_path( $download_id ) {
$files = $this->get_files();
if ( isset( $files[ $download_id ] ) ) {
$file_path = $files[ $download_id ]['file'];
} else {
$file_path = '';
}
// allow overriding based on the particular file being requested
return apply_filters( 'woocommerce_product_file_download_path', $file_path, $this, $download_id );
}
/**
* Checks if a product is virtual (has no shipping).
*
* @return bool
*/
public function is_virtual() {
return apply_filters( 'woocommerce_is_virtual', ( 'yes' === $this->virtual ), $this );
}
/**
* Checks if a product needs shipping.
*
* @return bool
*/
public function needs_shipping() {
return apply_filters( 'woocommerce_product_needs_shipping', $this->is_virtual() ? false : true, $this );
}
/**
* Check if a product is sold individually (no quantities).
*
* @return bool
*/
public function is_sold_individually() {
$return = false;
if ( 'yes' == $this->sold_individually ) {
$return = true;
}
return apply_filters( 'woocommerce_is_sold_individually', $return, $this );
}
/**
* Returns the child product.
*
* @param mixed $child_id
* @return WC_Product|WC_Product|WC_Product_variation
*/
public function get_child( $child_id ) {
return wc_get_product( $child_id );
}
/**
* Returns the children.
*
* @return array
*/
public function get_children() {
return array();
}
/**
* Returns whether or not the product has any child product.
*
* @return bool
*/
public function has_child() {
return false;
}
/**
* Returns whether or not the product post exists.
*
* @return bool
*/
public function exists() {
return empty( $this->post ) ? false : true;
}
/**
* Returns whether or not the product is taxable.
*
* @return bool
*/
public function is_taxable() {
$taxable = $this->get_tax_status() === 'taxable' && wc_tax_enabled() ? true : false;
return apply_filters( 'woocommerce_product_is_taxable', $taxable, $this );
}
/**
* Returns whether or not the product shipping is taxable.
*
* @return bool
*/
public function is_shipping_taxable() {
return $this->get_tax_status() === 'taxable' || $this->get_tax_status() === 'shipping' ? true : false;
}
/**
* Get the add to url used mainly in loops.
*
* @return string
*/
public function add_to_cart_url() {
return apply_filters( 'woocommerce_product_add_to_cart_url', get_permalink( $this->get_id() ), $this );
}
/**
* Get the add to cart button text for the single page.
*
* @return string
*/
public function single_add_to_cart_text() {
return apply_filters( 'woocommerce_product_single_add_to_cart_text', __( 'Add to cart', 'woocommerce' ), $this );
}
/**
* Get the add to cart button text.
*
* @return string
*/
public function add_to_cart_text() {
return apply_filters( 'woocommerce_product_add_to_cart_text', __( 'Read more', 'woocommerce' ), $this );
}
/**
* Returns whether or not the product is stock managed.
*
* @return bool
*/
public function managing_stock() {
$managing_stock = 'no' === $this->get_manage_stock() || 'yes' !== get_option( 'woocommerce_manage_stock' );
return ! $managing_stock;
}
/**
* Returns whether or not the product is in stock.
*
* @return bool
*/
public function is_in_stock() {
return apply_filters( 'woocommerce_product_is_in_stock', ( 'instock' === $this->stock_status ), $this );
}
/**
* Returns whether or not the product can be backordered.
*
* @return bool
*/
public function backorders_allowed() {
return apply_filters( 'woocommerce_product_backorders_allowed', ( 'yes' === $this->get_backorders() || 'notify' === $this->get_backorders() ), $this->get_id(), $this );
}
/**
* Returns whether or not the product needs to notify the customer on backorder.
*
* @return bool
*/
public function backorders_require_notification() {
return apply_filters( 'woocommerce_product_backorders_require_notification', ( $this->managing_stock() && 'notify' === $this->backorders ), $this );
}
/**
* Check if a product is on backorder.
*
* @param int $qty_in_cart (default: 0)
* @return bool
*/
public function is_on_backorder( $qty_in_cart = 0 ) {
return $this->managing_stock() && $this->backorders_allowed() && ( $this->get_total_stock() - $qty_in_cart ) < 0 ? true : false;
}
/**
* Returns whether or not the product has enough stock for the order.
*
* @param mixed $quantity
* @return bool
*/
public function has_enough_stock( $quantity ) {
return ! $this->managing_stock() || $this->backorders_allowed() || $this->get_stock_quantity() >= $quantity ? true : false;
}
/**
* Returns the availability of the product.
*
* If stock management is enabled at global and product level, a stock message
* will be shown. e.g. In stock, In stock x10, Out of stock.
*
* If stock management is disabled at global or product level, out of stock
* will be shown when needed, but in stock will be hidden from view.
*
* This can all be changed through use of the woocommerce_get_availability filter.
*
* @return string
*/
public function get_availability() {
return apply_filters( 'woocommerce_get_availability', array(
'availability' => $this->get_availability_text(),
'class' => $this->get_availability_class(),
), $this );
}
/**
* Get availability text based on stock status.
*
* @return string
*/
protected function get_availability_text() {
if ( ! $this->is_in_stock() ) {
$availability = __( 'Out of stock', 'woocommerce' );
} elseif ( $this->managing_stock() && $this->is_on_backorder( 1 ) ) {
$availability = $this->backorders_require_notification() ? __( 'Available on backorder', 'woocommerce' ) : __( 'In stock', 'woocommerce' );
} elseif ( $this->managing_stock() ) {
switch ( get_option( 'woocommerce_stock_format' ) ) {
case 'no_amount' :
$availability = __( 'In stock', 'woocommerce' );
break;
case 'low_amount' :
if ( $this->get_total_stock() <= get_option( 'woocommerce_notify_low_stock_amount' ) ) {
$availability = sprintf( __( 'Only %s left in stock', 'woocommerce' ), $this->get_total_stock() );
if ( $this->backorders_allowed() && $this->backorders_require_notification() ) {
$availability .= ' ' . __( '(also available on backorder)', 'woocommerce' );
}
} else {
$availability = __( 'In stock', 'woocommerce' );
}
break;
default :
$availability = sprintf( __( '%s in stock', 'woocommerce' ), $this->get_total_stock() );
if ( $this->backorders_allowed() && $this->backorders_require_notification() ) {
$availability .= ' ' . __( '(also available on backorder)', 'woocommerce' );
}
break;
}
} else {
$availability = '';
}
return apply_filters( 'woocommerce_get_availability_text', $availability, $this );
}
/**
* Get availability classname based on stock status.
*
* @return string
*/
protected function get_availability_class() {
if ( ! $this->is_in_stock() ) {
$class = 'out-of-stock';
} elseif ( $this->managing_stock() && $this->is_on_backorder( 1 ) && $this->backorders_require_notification() ) {
$class = 'available-on-backorder';
} else {
$class = 'in-stock';
}
return apply_filters( 'woocommerce_get_availability_class', $class, $this );
}
/**
* Returns whether or not the product is featured.
*
* @return bool
*/
public function is_featured() {
return 'yes' === $this->get_featured();
}
/**
* Returns whether or not the product is visible in the catalog.
*
* @return bool
*/
public function is_visible() {
if ( ! $this->post ) {
$visible = false;
// Published/private.
} elseif ( 'publish' !== $this->post->post_status && ! current_user_can( 'edit_post', $this->get_id() ) ) {
$visible = false;
// Out of stock visibility.
} elseif ( 'yes' === get_option( 'woocommerce_hide_out_of_stock_items' ) && ! $this->is_in_stock() ) {
$visible = false;
// visibility setting.
} elseif ( 'hidden' === $this->visibility ) {
$visible = false;
} elseif ( 'visible' === $this->visibility ) {
$visible = true;
// Visibility in loop.
} elseif ( is_search() ) {
$visible = 'search' === $this->visibility;
} else {
$visible = 'catalog' === $this->visibility;
}
return apply_filters( 'woocommerce_product_is_visible', $visible, $this->get_id() );
}
/**
* Returns whether or not the product is on sale.
*
* @return bool
*/
public function is_on_sale() {
return apply_filters( 'woocommerce_product_is_on_sale', ( $this->get_sale_price() !== $this->get_regular_price() && $this->get_sale_price() === $this->get_price() ), $this );
}
/**
* Returns false if the product cannot be bought.
*
* @return bool
*/
public function is_purchasable() {
$purchasable = true;
// Products must exist of course.
if ( ! $this->exists() ) {
$purchasable = false;
// Other products types need a price to be set.
} elseif ( $this->get_price() === '' ) {
$purchasable = false;
// Check the product is published.
} elseif ( 'publish' !== $this->post->post_status && ! current_user_can( 'edit_post', $this->get_id() ) ) {
$purchasable = false;
}
return apply_filters( 'woocommerce_is_purchasable', $purchasable, $this );
}
/**
* Set a products price dynamically.
*
* @param float $price Price to set.
*/
public function set_price( $price ) {
$this->price = $price;
}
/**
* Adjust a products price dynamically.
*
* @param mixed $price
*/
public function adjust_price( $price ) {
$this->price = $this->price + $price;
}
/**
* Returns the product's active price.
*
* @return string price
*/
public function get_price() {
return apply_filters( 'woocommerce_get_price', $this->price, $this );
}
/**
* Returns the price (including tax). Uses customer tax rates. Can work for a specific $qty for more accurate taxes.
*
* @param int $qty
* @param string $price to calculate, left blank to just use get_price()
* @return string
*/
public function get_price_including_tax( $qty = 1, $price = '' ) {
if ( '' === $price ) {
$price = $this->get_price();
}
if ( $this->is_taxable() ) {
if ( get_option( 'woocommerce_prices_include_tax' ) === 'no' ) {
$tax_rates = WC_Tax::get_rates( $this->get_tax_class() );
$taxes = WC_Tax::calc_tax( $price * $qty, $tax_rates, false );
$tax_amount = WC_Tax::get_tax_total( $taxes );
$price = round( $price * $qty + $tax_amount, wc_get_price_decimals() );
} else {
$tax_rates = WC_Tax::get_rates( $this->get_tax_class() );
$base_tax_rates = WC_Tax::get_base_tax_rates( $this->tax_class );
if ( ! empty( WC()->customer ) && WC()->customer->get_is_vat_exempt() ) {
$base_taxes = WC_Tax::calc_tax( $price * $qty, $base_tax_rates, true );
$base_tax_amount = array_sum( $base_taxes );
$price = round( $price * $qty - $base_tax_amount, wc_get_price_decimals() );
/**
* The woocommerce_adjust_non_base_location_prices filter can stop base taxes being taken off when dealing with out of base locations.
* e.g. If a product costs 10 including tax, all users will pay 10 regardless of location and taxes.
* This feature is experimental @since 2.4.7 and may change in the future. Use at your risk.
*/
} elseif ( $tax_rates !== $base_tax_rates && apply_filters( 'woocommerce_adjust_non_base_location_prices', true ) ) {
$base_taxes = WC_Tax::calc_tax( $price * $qty, $base_tax_rates, true );
$modded_taxes = WC_Tax::calc_tax( ( $price * $qty ) - array_sum( $base_taxes ), $tax_rates, false );
$price = round( ( $price * $qty ) - array_sum( $base_taxes ) + array_sum( $modded_taxes ), wc_get_price_decimals() );
} else {
$price = $price * $qty;
}
}
} else {
$price = $price * $qty;
}
return apply_filters( 'woocommerce_get_price_including_tax', $price, $qty, $this );
}
/**
* Returns the price (excluding tax) - ignores tax_class filters since the price may *include* tax and thus needs subtracting.
* Uses store base tax rates. Can work for a specific $qty for more accurate taxes.
*
* @param int $qty
* @param string $price to calculate, left blank to just use get_price()
* @return string
*/
public function get_price_excluding_tax( $qty = 1, $price = '' ) {
if ( '' === $price ) {
$price = $this->get_price();
}
if ( $this->is_taxable() && 'yes' === get_option( 'woocommerce_prices_include_tax' ) ) {
$tax_rates = WC_Tax::get_base_tax_rates( $this->tax_class );
$taxes = WC_Tax::calc_tax( $price * $qty, $tax_rates, true );
$price = WC_Tax::round( $price * $qty - array_sum( $taxes ) );
} else {
$price = $price * $qty;
}
return apply_filters( 'woocommerce_get_price_excluding_tax', $price, $qty, $this );
}
/**
* Returns the price including or excluding tax, based on the 'woocommerce_tax_display_shop' setting.
*
* @param string $price to calculate, left blank to just use get_price()
* @param integer $qty passed on to get_price_including_tax() or get_price_excluding_tax()
* @return string
*/
public function get_display_price( $price = '', $qty = 1 ) {
if ( '' === $price ) {
$price = $this->get_price();
}
$tax_display_mode = get_option( 'woocommerce_tax_display_shop' );
$display_price = ( 'incl' === $tax_display_mode ) ? $this->get_price_including_tax( $qty, $price ) : $this->get_price_excluding_tax( $qty, $price );
return $display_price;
}
/**
* Get the suffix to display after prices > 0.
*
* @param string $price to calculate, left blank to just use get_price()
* @param integer $qty passed on to get_price_including_tax() or get_price_excluding_tax()
* @return string
*/
public function get_price_suffix( $price = '', $qty = 1 ) {
if ( '' === $price ) {
$price = $this->get_price();
}
$price_display_suffix = get_option( 'woocommerce_price_display_suffix' );
$woocommerce_calc_taxes = get_option( 'woocommerce_calc_taxes', 'no' );
if ( $price_display_suffix && 'yes' === $woocommerce_calc_taxes ) {
$price_display_suffix = ' ' . $price_display_suffix . '';
$find = array(
'{price_including_tax}',
'{price_excluding_tax}',
);
$replace = array(
wc_price( $this->get_price_including_tax( $qty, $price ) ),
wc_price( $this->get_price_excluding_tax( $qty, $price ) ),
);
$price_display_suffix = str_replace( $find, $replace, $price_display_suffix );
} else {
$price_display_suffix = '';
}
return apply_filters( 'woocommerce_get_price_suffix', $price_display_suffix, $this );
}
/**
* Returns the price in html format.
*
* @param string $price (default: '')
* @return string
*/
public function get_price_html( $price = '' ) {
$display_price = $this->get_display_price();
$display_regular_price = $this->get_display_price( $this->get_regular_price() );
if ( $this->get_price() > 0 ) {
if ( $this->is_on_sale() && $this->get_regular_price() ) {
$price .= $this->get_price_html_from_to( $display_regular_price, $display_price ) . $this->get_price_suffix();
$price = apply_filters( 'woocommerce_sale_price_html', $price, $this );
} else {
$price .= wc_price( $display_price ) . $this->get_price_suffix();
$price = apply_filters( 'woocommerce_price_html', $price, $this );
}
} elseif ( $this->get_price() === '' ) {
$price = apply_filters( 'woocommerce_empty_price_html', '', $this );
} elseif ( $this->get_price() == 0 ) {
if ( $this->is_on_sale() && $this->get_regular_price() ) {
$price .= $this->get_price_html_from_to( $display_regular_price, __( 'Free!', 'woocommerce' ) );
$price = apply_filters( 'woocommerce_free_sale_price_html', $price, $this );
} else {
$price = '' . __( 'Free!', 'woocommerce' ) . '';
$price = apply_filters( 'woocommerce_free_price_html', $price, $this );
}
}
return apply_filters( 'woocommerce_get_price_html', $price, $this );
}
/**
* Functions for getting parts of a price, in html, used by get_price_html.
*
* @return string
*/
public function get_price_html_from_text() {
$from = '' . _x( 'From:', 'min_price', 'woocommerce' ) . ' ';
return apply_filters( 'woocommerce_get_price_html_from_text', $from, $this );
}
/**
* Functions for getting parts of a price, in html, used by get_price_html.
*
* @param string $from String or float to wrap with 'from' text
* @param mixed $to String or float to wrap with 'to' text
* @return string
*/
public function get_price_html_from_to( $from, $to ) {
$price = '' . ( ( is_numeric( $from ) ) ? wc_price( $from ) : $from ) . ' ' . ( ( is_numeric( $to ) ) ? wc_price( $to ) : $to ) . '';
return apply_filters( 'woocommerce_get_price_html_from_to', $price, $from, $to, $this );
}
/**
* Get the average rating of product. This is calculated once and stored in postmeta.
* @return string
*/
public function get_average_rating() {
// No meta data? Do the calculation
if ( ! metadata_exists( 'post', $this->get_id(), '_wc_average_rating' ) ) {
$this->sync_average_rating( $this->get_id() );
}
return (string) floatval( get_post_meta( $this->get_id(), '_wc_average_rating', true ) );
}
/**
* Get the total amount (COUNT) of ratings.
* @param int $value Optional. Rating value to get the count for. By default returns the count of all rating values.
* @return int
*/
public function get_rating_count( $value = null ) {
// No meta data? Do the calculation
if ( ! metadata_exists( 'post', $this->get_id(), '_wc_rating_count' ) ) {
$this->sync_rating_count( $this->get_id() );
}
$counts = get_post_meta( $this->get_id(), '_wc_rating_count', true );
if ( is_null( $value ) ) {
return array_sum( $counts );
} else {
return isset( $counts[ $value ] ) ? $counts[ $value ] : 0;
}
}
/**
* Sync product rating. Can be called statically.
* @param int $post_id
*/
public static function sync_average_rating( $post_id ) {
if ( ! metadata_exists( 'post', $post_id, '_wc_rating_count' ) ) {
self::sync_rating_count( $post_id );
}
$count = array_sum( (array) get_post_meta( $post_id, '_wc_rating_count', true ) );
if ( $count ) {
global $wpdb;
$ratings = $wpdb->get_var( $wpdb->prepare("
SELECT SUM(meta_value) FROM $wpdb->commentmeta
LEFT JOIN $wpdb->comments ON $wpdb->commentmeta.comment_id = $wpdb->comments.comment_ID
WHERE meta_key = 'rating'
AND comment_post_ID = %d
AND comment_approved = '1'
AND meta_value > 0
", $post_id ) );
$average = number_format( $ratings / $count, 2, '.', '' );
} else {
$average = 0;
}
update_post_meta( $post_id, '_wc_average_rating', $average );
}
/**
* Sync product rating count. Can be called statically.
* @param int $post_id
*/
public static function sync_rating_count( $post_id ) {
global $wpdb;
$counts = array();
$raw_counts = $wpdb->get_results( $wpdb->prepare( "
SELECT meta_value, COUNT( * ) as meta_value_count FROM $wpdb->commentmeta
LEFT JOIN $wpdb->comments ON $wpdb->commentmeta.comment_id = $wpdb->comments.comment_ID
WHERE meta_key = 'rating'
AND comment_post_ID = %d
AND comment_approved = '1'
AND meta_value > 0
GROUP BY meta_value
", $post_id ) );
foreach ( $raw_counts as $count ) {
$counts[ $count->meta_value ] = $count->meta_value_count;
}
update_post_meta( $post_id, '_wc_rating_count', $counts );
}
/**
* Returns the product rating in html format.
*
* @param string $rating (default: '')
*
* @return string
*/
public function get_rating_html( $rating = null ) {
$rating_html = '';
if ( ! is_numeric( $rating ) ) {
$rating = $this->get_average_rating();
}
if ( $rating > 0 ) {
$rating_html = '';
$rating_html .= '' . $rating . ' ' . __( 'out of 5', 'woocommerce' ) . '';
$rating_html .= '
';
}
return apply_filters( 'woocommerce_product_get_rating_html', $rating_html, $rating );
}
/**
* Get the total amount (COUNT) of reviews.
*
* @since 2.3.2
* @return int The total numver of product reviews
*/
public function get_review_count() {
global $wpdb;
// No meta date? Do the calculation
if ( ! metadata_exists( 'post', $this->get_id(), '_wc_review_count' ) ) {
$count = $wpdb->get_var( $wpdb->prepare("
SELECT COUNT(*) FROM $wpdb->comments
WHERE comment_parent = 0
AND comment_post_ID = %d
AND comment_approved = '1'
", $this->get_id() ) );
update_post_meta( $this->get_id(), '_wc_review_count', $count );
} else {
$count = get_post_meta( $this->get_id(), '_wc_review_count', true );
}
return apply_filters( 'woocommerce_product_review_count', $count, $this );
}
/**
* Returns the upsell product ids.
*
* @return array
*/
public function get_upsells() {
return apply_filters( 'woocommerce_product_upsell_ids', (array) maybe_unserialize( $this->upsell_ids ), $this );
}
/**
* Returns the cross sell product ids.
*
* @return array
*/
public function get_cross_sells() {
return apply_filters( 'woocommerce_product_crosssell_ids', (array) maybe_unserialize( $this->crosssell_ids ), $this );
}
/**
* Returns the product shipping class.
*
* @return string
*/
public function get_shipping_class() {
if ( ! $this->shipping_class ) {
$classes = get_the_terms( $this->get_id(), 'product_shipping_class' );
if ( $classes && ! is_wp_error( $classes ) ) {
$this->shipping_class = current( $classes )->slug;
} else {
$this->shipping_class = '';
}
}
return $this->shipping_class;
}
/**
* Returns the product shipping class ID.
*
* @return int
*/
public function get_shipping_class_id() {
if ( ! $this->shipping_class_id ) {
$classes = get_the_terms( $this->get_id(), 'product_shipping_class' );
if ( $classes && ! is_wp_error( $classes ) ) {
$this->shipping_class_id = current( $classes )->term_id;
} else {
$this->shipping_class_id = 0;
}
}
return absint( $this->shipping_class_id );
}
/**
* Get and return related products.
*
* Notes:
* - Results are cached in a transient for faster queries.
* - To make results appear random, we query and extra 10 products and shuffle them.
* - To ensure we always have enough results, it will check $limit before returning the cached result, if not recalc.
* - This used to rely on transient version to invalidate cache, but to avoid multiple transients we now just expire daily.
* This means if a related product is edited and no longer related, it won't be removed for 24 hours. Acceptable trade-off for performance.
* - Saving a product will flush caches for that product.
*
* @param int $limit (default: 5) Should be an integer greater than 0.
* @return array Array of post IDs
*/
public function get_related( $limit = 5 ) {
global $wpdb;
$transient_name = 'wc_related_' . $this->get_id();
$related_posts = get_transient( $transient_name );
$limit = $limit > 0 ? $limit : 5;
// We want to query related posts if they are not cached, or we don't have enough
if ( false === $related_posts || sizeof( $related_posts ) < $limit ) {
// Related products are found from category and tag
$tags_array = $this->get_related_terms( 'product_tag' );
$cats_array = $this->get_related_terms( 'product_cat' );
// Don't bother if none are set
if ( 1 === sizeof( $cats_array ) && 1 === sizeof( $tags_array ) ) {
$related_posts = array();
} else {
// Sanitize
$exclude_ids = array_map( 'absint', array_merge( array( 0, $this->get_id() ), $this->get_upsells() ) );
// Generate query - but query an extra 10 results to give the appearance of random results
$query = $this->build_related_query( $cats_array, $tags_array, $exclude_ids, $limit + 10 );
// Get the posts
$related_posts = $wpdb->get_col( implode( ' ', $query ) );
}
set_transient( $transient_name, $related_posts, DAY_IN_SECONDS );
}
// Randomise the results
shuffle( $related_posts );
// Limit the returned results
return array_slice( $related_posts, 0, $limit );
}
/**
* Returns a single product attribute.
*
* @param mixed $attr
* @return string
*/
public function get_attribute( $attr ) {
$attributes = $this->get_attributes();
$attr = sanitize_title( $attr );
if ( isset( $attributes[ $attr ] ) || isset( $attributes[ 'pa_' . $attr ] ) ) {
$attribute = isset( $attributes[ $attr ] ) ? $attributes[ $attr ] : $attributes[ 'pa_' . $attr ];
if ( isset( $attribute['is_taxonomy'] ) && $attribute['is_taxonomy'] ) {
return implode( ', ', wc_get_product_terms( $this->get_id(), $attribute['name'], array( 'fields' => 'names' ) ) );
} else {
return $attribute['value'];
}
}
return '';
}
/**
* Returns whether or not the product has any attributes set.
*
* @return boolean
*/
public function has_attributes() {
if ( sizeof( $this->get_attributes() ) > 0 ) {
foreach ( $this->get_attributes() as $attribute ) {
if ( isset( $attribute['is_visible'] ) && $attribute['is_visible'] ) {
return true;
}
}
}
return false;
}
/**
* Returns whether or not we are showing dimensions on the product page.
*
* @return bool
*/
public function enable_dimensions_display() {
return apply_filters( 'wc_product_enable_dimensions_display', true ) && ( $this->has_dimensions() || $this->has_weight() );
}
/**
* Returns whether or not the product has dimensions set.
*
* @return bool
*/
public function has_dimensions() {
return $this->get_dimensions() ? true : false;
}
/**
* Does a child have dimensions set?
*
* @since 2.7.0
* @return bool
*/
public function child_has_dimensions() {
return false;
}
/**
* Returns whether or not the product has weight set.
*
* @return bool
*/
public function has_weight() {
return $this->get_weight() ? true : false;
}
/**
* Does a child have a weight set?
* @since 2.7.0
* @return boolean
*/
public function child_has_weight() {
return false;
}
/**
* Returns formatted dimensions.
* @return string
*/
public function get_dimensions() {
$dimensions = implode( ' x ', array_filter( array(
wc_format_localized_decimal( $this->get_length() ),
wc_format_localized_decimal( $this->get_width() ),
wc_format_localized_decimal( $this->get_height() ),
) ) );
if ( ! empty( $dimensions ) ) {
$dimensions .= ' ' . get_option( 'woocommerce_dimension_unit' );
}
return apply_filters( 'woocommerce_product_dimensions', $dimensions, $this );
}
/**
* Lists a table of attributes for the product page.
*/
public function list_attributes() {
wc_get_template( 'single-product/product-attributes.php', array(
'product' => $this,
) );
}
/**
* Gets the main product image ID.
*
* @return int
*/
public function get_image_id() {
if ( has_post_thumbnail( $this->get_id() ) ) {
$image_id = get_post_thumbnail_id( $this->get_id() );
} elseif ( ( $parent_id = wp_get_post_parent_id( $this->get_id() ) ) && has_post_thumbnail( $parent_id ) ) {
$image_id = get_post_thumbnail_id( $parent_id );
} else {
$image_id = 0;
}
return $image_id;
}
/**
* Returns the main product image.
*
* @param string $size (default: 'shop_thumbnail')
* @param array $attr
* @param bool True to return $placeholder if no image is found, or false to return an empty string.
* @return string
*/
public function get_image( $size = 'shop_thumbnail', $attr = array(), $placeholder = true ) {
if ( has_post_thumbnail( $this->get_id() ) ) {
$image = get_the_post_thumbnail( $this->get_id(), $size, $attr );
} elseif ( ( $parent_id = wp_get_post_parent_id( $this->get_id() ) ) && has_post_thumbnail( $parent_id ) ) {
$image = get_the_post_thumbnail( $parent_id, $size, $attr );
} elseif ( $placeholder ) {
$image = wc_placeholder_img( $size );
} else {
$image = '';
}
return str_replace( array( 'https://', 'http://' ), '//', $image );
}
/**
* Get product name with SKU or ID. Used within admin.
*
* @return string Formatted product name
*/
public function get_formatted_name() {
if ( $this->get_sku() ) {
$identifier = $this->get_sku();
} else {
$identifier = '#' . $this->get_id();
}
return sprintf( '%s – %s', $identifier, $this->get_title() );
}
/**
* Retrieves related product terms.
*
* @param string $term
* @return array
*/
protected function get_related_terms( $term ) {
$terms_array = array( 0 );
$terms = apply_filters( 'woocommerce_get_related_' . $term . '_terms', wp_get_post_terms( $this->get_id(), $term ), $this->get_id() );
foreach ( $terms as $term ) {
$terms_array[] = $term->term_id;
}
return array_map( 'absint', $terms_array );
}
/**
* Builds the related posts query.
*
* @param array $cats_array
* @param array $tags_array
* @param array $exclude_ids
* @param int $limit
* @return string
*/
protected function build_related_query( $cats_array, $tags_array, $exclude_ids, $limit ) {
global $wpdb;
$limit = absint( $limit );
$query = array();
$query['fields'] = "SELECT DISTINCT ID FROM {$wpdb->posts} p";
$query['join'] = " INNER JOIN {$wpdb->postmeta} pm ON ( pm.post_id = p.ID AND pm.meta_key='_visibility' )";
$query['join'] .= " INNER JOIN {$wpdb->term_relationships} tr ON (p.ID = tr.object_id)";
$query['join'] .= " INNER JOIN {$wpdb->term_taxonomy} tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id)";
$query['join'] .= " INNER JOIN {$wpdb->terms} t ON (t.term_id = tt.term_id)";
if ( get_option( 'woocommerce_hide_out_of_stock_items' ) === 'yes' ) {
$query['join'] .= " INNER JOIN {$wpdb->postmeta} pm2 ON ( pm2.post_id = p.ID AND pm2.meta_key='_stock_status' )";
}
$query['where'] = " WHERE 1=1";
$query['where'] .= " AND p.post_status = 'publish'";
$query['where'] .= " AND p.post_type = 'product'";
$query['where'] .= " AND p.ID NOT IN ( " . implode( ',', $exclude_ids ) . " )";
$query['where'] .= " AND pm.meta_value IN ( 'visible', 'catalog' )";
if ( get_option( 'woocommerce_hide_out_of_stock_items' ) === 'yes' ) {
$query['where'] .= " AND pm2.meta_value = 'instock'";
}
$relate_by_category = apply_filters( 'woocommerce_product_related_posts_relate_by_category', true, $this->get_id() );
$relate_by_tag = apply_filters( 'woocommerce_product_related_posts_relate_by_tag', true, $this->get_id() );
if ( $relate_by_category || $relate_by_tag ) {
$query['where'] .= ' AND (';
if ( $relate_by_category ) {
$query['where'] .= " ( tt.taxonomy = 'product_cat' AND t.term_id IN ( " . implode( ',', $cats_array ) . " ) ) ";
if ( $relate_by_tag ) {
$query['where'] .= ' OR ';
}
}
if ( $relate_by_tag ) {
$query['where'] .= " ( tt.taxonomy = 'product_tag' AND t.term_id IN ( " . implode( ',', $tags_array ) . " ) ) ";
}
$query['where'] .= ')';
}
$query['limits'] = " LIMIT {$limit} ";
$query = apply_filters( 'woocommerce_product_related_posts_query', $query, $this->get_id() );
return $query;
}
/**
* Save taxonomy terms.
*
* @since 2.7.0
* @param array $terms_id Terms ID.
* @param string $taxonomy Taxonomy.
* @return array|WP_Error
*/
protected function save_taxonomy_terms( $terms_id, $taxonomy = 'cat' ) {
$terms_id = array_unique( array_map( 'intval', $terms_id ) );
return wp_set_object_terms( $this->get_id(), $terms_id, 'product_' . $taxonomy );
}
}