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<?php
/*
* License: GPLv3
* License URI: https://www.gnu.org/licenses/gpl.txt
* Copyright 2012-2026 Jean-Sebastien Morisset (https://wpsso.com/)
*/
if ( ! defined( 'ABSPATH' ) ) {
die( 'These aren\'t the droids you\'re looking for.' );
}
if ( ! defined( 'WPSSO_PLUGINDIR' ) ) {
die( 'Do. Or do not. There is no try.' );
}
if ( ! class_exists( 'WpssoUtilUnits' ) ) { // Just in case.
require_once WPSSO_PLUGINDIR . 'lib/util-units.php';
}
if ( ! class_exists( 'WpssoUtilWooCommerce' ) ) {
class WpssoUtilWooCommerce {
private $p; // Wpsso class object.
private $fee_cost = ''; // Package cost for the [fee] shortcode.
/*
* Instantiated by WpssoUtil->__construct().
*/
public function __construct( &$plugin ) {
$this->p =& $plugin;
if ( $this->p->debug->enabled ) {
$this->p->debug->mark();
}
}
/*
* Returns true for a variable product, false for a simple product.
*/
public function is_mod_variable( $mod ) {
static $local_cache = array();
if ( $mod[ 'is_post' ] ) { // Just in case.
if ( isset( $local_cache[ $mod[ 'id' ] ] ) ) {
return $local_cache[ $mod[ 'id' ] ];
} elseif ( $product = $this->get_product( $mod[ 'id' ] ) ) {
return $local_cache[ $mod[ 'id' ] ] = $this->is_product_variable( $product );
} else return $local_cache[ $mod[ 'id' ] ] = false;
}
return false;
}
public function is_product_variable( $product ) {
if ( $product instanceof WC_Product ) { // Just in case.
if ( 'variable' === $this->get_product_type( $product ) ) {
return true;
}
}
return false;
}
public function is_product( $product ) {
if ( $product instanceof WC_Product ) {
return true;
}
return false;
}
public function get_product( $product_id ) {
global $woocommerce;
$product = false;
if ( isset( $woocommerce->product_factory ) && is_callable( array( $woocommerce->product_factory, 'get_product' ) ) ) {
$product = $woocommerce->product_factory->get_product( $product_id );
} elseif ( class_exists( 'WC_Product' ) ) {
$product = new WC_Product( $product_id );
} elseif ( $this->p->debug->enabled ) {
$this->p->debug->log( 'no method or class to get product' );
}
return apply_filters( 'wpsso_wc_get_product_object', $product, $product_id );
}
/*
* Returns product id from product object.
*/
public function get_product_id( $product ) {
$product_id = 0;
if ( is_callable( array( $product, 'get_id' ) ) ) {
$product_id = $product->get_id();
} elseif ( isset( $product->id ) ) {
$product_id = $product->id;
} elseif ( $this->p->debug->enabled ) {
$this->p->debug->log( 'no method or property to get product id' );
}
return $product_id;
}
public function get_product_type( $product ) {
$product_type = '';
if ( is_callable( array( $product, 'get_type' ) ) ) {
$product_type = $product->get_type(); // Returns 'simple', 'variable', etc.
} elseif ( isset( $product->product_type ) ) {
$product_type = $product->product_type;
} elseif ( $this->p->debug->enabled ) {
$this->p->debug->log( 'no method or property to get product type' );
}
return $product_type;
}
/*
* Format the WooCommerce meta data as WordPress meta data.
*/
public function get_product_wp_meta( $product ) {
$var_wp_meta = array();
if ( is_callable( array( $product, 'get_meta_data' ) ) ) { // Just in case.
$wc_var_meta = $product->get_meta_data();
if ( is_array( $wc_var_meta ) ) { // Just in case.
foreach ( $wc_var_meta as $md_obj ) { // WC_Meta_Data object.
if ( ! empty( $md_obj->key ) ) {
$var_wp_meta[ $md_obj->key ] = array( $md_obj->value );
}
}
}
}
return $var_wp_meta;
}
/*
* Similar to the WooCommerce method, except it does not exclude out of stock variations.
*
* See WpssoIntegEcomWooCommerce->filter_og_seed().
*/
public function get_available_variations( $product ) {
$available_variations = array();
if ( 'variable' !== $this->get_product_type( $product ) ) { // Nothing to do.
return $available_variations;
}
$product_children = $product->get_children();
foreach ( $product_children as $child_id ) {
$variation = wc_get_product( $child_id );
if ( ! $variation ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'product child id ' . $child_id . ' is empty' );
}
continue;
} elseif ( ! $variation->exists() ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'product child id ' . $child_id . ' does not exist' );
}
continue;
} elseif ( 'variation' !== $this->get_product_type( $variation ) ) { // Just in case.
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'product child id ' . $child_id . ' type is not a variation' );
}
continue;
} elseif ( ! $variation->variation_is_visible() ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'product child id ' . $child_id . ' variation is not visible' );
}
continue;
}
/*
* Returns an array of data for a variation.
*
* Applies the 'woocommerce_available_variation' filter.
*/
$available_variations[] = $product->get_available_variation( $variation );
}
return $available_variations;
}
/*
* Returns the variation product object or false if not a visible, active, and purchasable variation.
*/
public function get_variation_product( $variation ) {
$product = false;
if ( ! is_array( $variation ) ) {
return false; // Stop here.
} elseif ( empty( $variation[ 'variation_id' ] ) ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'exiting early: variation id is empty' );
}
return false; // Stop here.
} elseif ( empty( $variation[ 'variation_is_visible' ] ) ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'exiting early: variation is not visible' );
}
return false; // Stop here.
} elseif ( empty( $variation[ 'variation_is_active' ] ) ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'exiting early: variation is not active' );
}
return false; // Stop here.
} elseif ( empty( $variation[ 'is_purchasable' ] ) ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'exiting early: variation is not purchaseable' );
}
return false; // Stop here.
}
$product = $this->get_product( $variation[ 'variation_id' ] );
if ( false === $product ) {
if ( $this->p->debug->enabled ) {
$this->p->debug->log( 'exiting early: no product for variation id ' . $variation[ 'variation_id' ] );
}
}
return $product;
}
/*
* Check if a simple product, variable product or any of its variations, has a meta data value.
*/
public function has_meta( $product, $meta_key ) {
static $local_cache = array();
$product_id = $this->get_product_id( $product );
if ( isset( $local_cache[ $product_id ][ $meta_key ] ) ) { // Already checked.
return $local_cache[ $product_id ][ $meta_key ];
}
$meta_val = $product->get_meta( $meta_key, $single = true );
if ( '' !== $meta_val ) {
return $local_cache[ $product_id ][ $meta_key ] = true;
}
$available_vars = $this->get_available_variations( $product ); // Always returns an array.
foreach ( $available_vars as $num => $variation ) {
$var_id = $variation[ 'variation_id' ];
if ( $var_obj = $this->get_product( $var_id ) ) {
$meta_val = $var_obj->get_meta( $meta_key, $single = true );
if ( '' !== $meta_val ) {
return $local_cache[ $product_id ][ $meta_key ] = true;
}
}
}
return $local_cache[ $product_id ][ $meta_key ] = false;
}
/*
* Deprecatd on 2022/12/28.
*/
public static function get_dimension_label( $key = '' ) {
_deprecated_function( __METHOD__ . '()', '2022/12/28', $replacement = 'WpssoUtilUnits::get_dimension_label()' ); // Deprecation message.
return WpssoUtilUnits::get_dimension_label( $key );
}
/*
* Deprecatd on 2022/12/28.
*/
public static function get_dimension( $value, $to, $from = '' ) {
_deprecated_function( __METHOD__ . '()', '2022/12/28', $replacement = 'WpssoUtilUnits::get_dimension_convert()' ); // Deprecation message.
return WpssoUtilUnits::get_dimension_convert( $value, $to, $from );
}
/*
* Deprecatd on 2022/12/28.
*/
public static function get_fluid_volume_label( $key = '' ) {
_deprecated_function( __METHOD__ . '()', '2022/12/28', $replacement = 'WpssoUtilUnits::get_fluid_volume_label()' ); // Deprecation message.
return WpssoUtilUnits::get_fluid_volume_label( $key );
}
/*
* Deprecatd on 2022/12/28.
*/
public static function get_fluid_volume_units() {
_deprecated_function( __METHOD__ . '()', '2022/12/28', $replacement = 'WpssoUtilUnits::get_fluid_volume_units()' ); // Deprecation message.
return WpssoUtilUnits::get_fluid_volume_units();
}
/*
* Deprecatd on 2022/12/28.
*/
public static function get_fluid_volume( $value, $to, $from = '' ) {
_deprecated_function( __METHOD__ . '()', '2022/12/28', $replacement = 'WpssoUtilUnits::get_fluid_volume_convert()' ); // Deprecation message.
return WpssoUtilUnits::get_fluid_volume_convert( $value, $to, $from );
}
}
}