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woocommerce-product-dependencies.php
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woocommerce-product-dependencies.php
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<?php
/**
* Plugin Name: WooCommerce Product Dependencies
* Plugin URI: https://woocommerce.com/
* Description: Restrict access to WooCommerce products, depending on the ownership and/or purchase of other, required products.
* Version: 2.0.1
* Author: WooCommerce
* Author URI: https://woocommerce.com/
*
* Text Domain: woocommerce-product-dependencies
* Domain Path: /languages/
*
* Requires at least: 6.2
* Tested up to: 6.6
*
* WC requires at least: 8.2
* WC tested up to: 9.0
*
* License: GNU General Public License v3.0
* License URI: http://www.gnu.org/licenses/gpl-3.0.html
*/
class WC_Product_Dependencies {
/**
* The single instance of the class.
* @var WC_Product_Dependencies
*
* @since 1.1.0
*/
protected static $_instance = null;
/**
* Required WC version.
* @var string
*/
private $required = '8.2';
/**
* Product Dependencies version.
*/
public $version = '2.0.1';
/**
* 'Ownership' dependency type code.
*/
const DEPENDENCY_TYPE_OWNERSHIP = 1;
/**
* 'Purchase' dependency type code.
*/
const DEPENDENCY_TYPE_PURCHASE = 2;
/**
* 'Either' dependency type code.
*/
const DEPENDENCY_TYPE_EITHER = 3;
/**
* Main WC_Product_Dependencies instance.
*
* Ensures only one instance of WC_Product_Dependencies is loaded or can be loaded - @see 'WC_Product_Dependencies()'.
*
* @since 1.1.0
*
* @static
* @return WC_Product_Dependencies - Main instance
*/
public static function instance() {
if ( is_null( self::$_instance ) ) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Cloning is forbidden.
*
* @since 1.1.0
*/
public function __clone() {
_doing_it_wrong( __FUNCTION__, __( 'Foul!', 'woocommerce-product-dependencies' ), '1.1.0' );
}
/**
* Unserializing instances of this class is forbidden.
*
* @since 1.1.0
*/
public function __wakeup() {
_doing_it_wrong( __FUNCTION__, __( 'Foul!', 'woocommerce-product-dependencies' ), '1.1.0' );
}
/**
* Fire in the hole!
*/
public function __construct() {
// Load plugin on 'plugins_loaded' hook.
add_action( 'plugins_loaded', array( $this, 'plugins_loaded' ) );
}
/**
* The plugin url
* @return string
*/
public function plugin_url() {
return plugins_url( basename( plugin_dir_path( __FILE__ ) ), basename(__FILE__) );
}
/**
* Initialize.
*
* @return void
*/
public function plugins_loaded() {
// Core compatibility functions.
require_once( 'class-wc-pd-core-compatibility.php' );
if ( ! function_exists( 'WC' ) || ! WC_PD_Core_Compatibility::is_wc_version_gte_8_2() ) {
return;
}
// Helper functions.
require_once( 'class-wc-pd-helpers.php' );
// Declare HPOS compatibility.
add_action( 'before_woocommerce_init', array( $this, 'declare_hpos_compatibility' ) );
// Init textdomain.
add_action( 'init', array( $this, 'init') );
// Validate add-to-cart action.
add_filter( 'woocommerce_add_to_cart_validation', array( $this, 'add_to_cart_validation' ), 10, 3 );
// Validate products in cart.
add_action( 'woocommerce_check_cart_items', array( $this, 'check_cart_items' ), 1 );
if ( is_admin() ) {
// Admin jQuery.
add_action( 'admin_enqueue_scripts', array( $this, 'dependencies_admin_scripts' ) );
// Save admin options.
add_action( 'woocommerce_admin_process_product_object', array( $this, 'process_product_data' ) );
// Add the "Dependencies" tab in Product Data.
add_action( 'woocommerce_product_data_tabs', array( $this, 'dependencies_product_data_tab' ) );
// Add the "Dependencies" tab content in Product Data.
add_action( 'woocommerce_product_data_panels', array( $this, 'dependencies_product_data_panel' ) );
}
}
/**
* Init textdomain.
*
* @return void
*/
public function init() {
load_plugin_textdomain( 'woocommerce-product-dependencies', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
}
/**
* Declare HPOS( Custom Order tables) compatibility.
*
*/
public function declare_hpos_compatibility() {
if ( ! class_exists( 'Automattic\WooCommerce\Utilities\FeaturesUtil' ) ) {
return;
}
\Automattic\WooCommerce\Utilities\FeaturesUtil::declare_compatibility( 'custom_order_tables', plugin_basename( __FILE__ ), true );
}
/**
* Include scripts.
*/
public function dependencies_admin_scripts() {
$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
wp_register_script( 'wc-pd-writepanels', $this->plugin_url() . '/assets/js/wc-pd-writepanels' . $suffix . '.js', array(), $this->version );
$screen = get_current_screen();
$screen_id = $screen ? $screen->id : '';
if ( in_array( $screen_id, array( 'product' ) ) ) {
wp_enqueue_script( 'wc-pd-writepanels' );
}
}
/**
* Validates a product when adding to cart.
*
* @param boolean $add
* @param int $item_id
* @param int $quantity
* @return boolean
*/
public function add_to_cart_validation( $add, $item_id, $quantity ) {
return $add && $this->evaluate_dependencies( $item_id );
}
/**
* Validates cart contents.
*/
public function check_cart_items() {
$cart_items = WC()->cart->cart_contents;
foreach ( $cart_items as $cart_item ) {
$product = $cart_item[ 'data' ];
$this->evaluate_dependencies( $product );
}
}
/**
* Check conditions.
*
* @param mixed $item
* @return boolean
*/
public function evaluate_dependencies( $item ) {
if ( is_a( $item, 'WC_Product' ) ) {
if ( $item->is_type( 'variation' ) ) {
$product_id = $item->get_parent_id();
$product = wc_get_product( $product_id );
} else {
$product_id = $item->get_id();
$product = $item;
}
} else {
$product_id = absint( $item );
$product = wc_get_product( $product_id );
}
if ( ! $product ) {
return;
}
$tied_product_ids = $this->get_tied_product_ids( $product );
$tied_category_ids = $this->get_tied_category_ids( $product );
$dependency_selection_type = $this->get_dependency_selection_type( $product );
$dependency_notice = $this->get_dependency_notice( $product );
$product_title = $product->get_title();
$tied_products = array();
$dependencies_exist = false;
// Ensure dependencies exist.
if ( 'product_ids' === $dependency_selection_type ) {
if ( ! empty( $tied_product_ids ) ) {
foreach ( $tied_product_ids as $id ) {
$tied_product = wc_get_product( $id );
if ( $tied_product ) {
$tied_products[ $id ] = $tied_product;
$dependencies_exist = true;
}
}
}
} else {
if ( ! empty( $tied_category_ids ) ) {
$product_categories = (array) get_terms( 'product_cat', array( 'get' => 'all' ) );
$product_category_ids = wp_list_pluck( $product_categories, 'term_id' );
$tied_category_ids = array_intersect( $product_category_ids, $tied_category_ids );
$dependencies_exist = sizeof( $tied_category_ids ) > 0;
}
}
if ( $dependencies_exist ) {
$purchase_dependency_result = false;
$ownership_dependency_result = false;
$purchased_product_ids = array();
$purchased_cat_ids = array();
$dependency_type = $this->get_dependency_type( $product );
$dependency_relationship = $this->get_dependency_relationship( $product );
$tied_product_ids = array_keys( $tied_products );
$has_multiple = 'product_ids' === $dependency_selection_type ? sizeof( $tied_products ) > 1 : sizeof( $tied_category_ids ) > 1;
$tied_ids = 'product_ids' === $dependency_selection_type ? $tied_product_ids : $tied_category_ids;
$owned_ids = array();
// Check cart.
if ( in_array( $dependency_type, array( self::DEPENDENCY_TYPE_PURCHASE, self::DEPENDENCY_TYPE_EITHER ) ) ) {
$cart_contents = WC()->cart->cart_contents;
$item_id = $product_id;
foreach ( $cart_contents as $cart_item ) {
$product_id = $cart_item[ 'product_id' ];
$variation_id = $cart_item[ 'variation_id' ];
if ( $product_id === $item_id || $variation_id === $item_id ) {
continue;
}
if ( 'product_ids' === $dependency_selection_type ) {
if ( in_array( $product_id, $tied_product_ids ) || in_array( $variation_id, $tied_product_ids ) ) {
if ( 'or' === $dependency_relationship ) {
$purchase_dependency_result = true;
break;
} else {
$purchased_product_ids = array_unique( array_merge( $purchased_product_ids, array_filter( array( $product_id, $variation_id ) ) ) );
}
}
} else {
$cart_item_product = $cart_item[ 'data' ]->is_type( 'variation' ) ? wc_get_product( $cart_item[ 'data' ]->get_parent_id() ) : $cart_item[ 'data' ];
$cart_item_cat_ids = $cart_item_product->get_category_ids();
$matching_cat_ids = array_intersect( $cart_item_cat_ids, $tied_category_ids );
if ( sizeof( $matching_cat_ids ) ) {
if ( 'or' === $dependency_relationship ) {
$purchase_dependency_result = true;
break;
} else {
$purchased_cat_ids = array_unique( array_merge( $purchased_cat_ids, array_filter( $matching_cat_ids ) ) );
$purchased_product_ids = array_unique( array_merge( $purchased_product_ids, array_filter( array( $product_id, $variation_id ) ) ) );
}
}
}
}
$purchased_ids = 'product_ids' === $dependency_selection_type ? $purchased_product_ids : $purchased_cat_ids;
if ( 'and' === $dependency_relationship ) {
if ( sizeof( $purchased_ids ) >= sizeof( $tied_ids ) ) {
$purchase_dependency_result = true;
}
}
}
// Check ownership.
if ( in_array( $dependency_type, array( self::DEPENDENCY_TYPE_OWNERSHIP, self::DEPENDENCY_TYPE_EITHER ) ) ) {
if ( is_user_logged_in() ) {
$current_user = wp_get_current_user();
if ( 'category_ids' === $dependency_selection_type ) {
$tied_product_ids = $this->get_product_ids_in_categories( $tied_category_ids );
}
if ( $dependency_type === self::DEPENDENCY_TYPE_EITHER && $purchase_dependency_result ) {
$ownership_dependency_result = true;
} else {
$owned_product_ids = $this->customer_bought_products( $current_user->user_email, $current_user->ID, $tied_product_ids );
// Find all categories that these products belong to and then compare against the set of required categories.
if ( 'and' === $dependency_relationship && $has_multiple ) {
if ( $dependency_type === self::DEPENDENCY_TYPE_EITHER ) {
$owned_product_ids = array_unique( array_merge( $owned_product_ids, $purchased_product_ids ) );
}
if ( 'product_ids' === $dependency_selection_type ) {
$owned_ids = $owned_product_ids;
} else {
$owned_ids = array_unique( wp_get_object_terms( $owned_product_ids, 'product_cat', array( 'fields' => 'ids' ) ) );
}
$owned_ids = array_intersect( $owned_ids, $tied_ids );
$ownership_dependency_result = sizeof( $owned_ids ) >= sizeof( $tied_ids );
if ( $ownership_dependency_result ) {
$purchase_dependency_result = true;
}
} else {
$ownership_dependency_result = sizeof( $owned_product_ids );
}
}
}
}
$result = $ownership_dependency_result || $purchase_dependency_result;
// Show notice.
if ( false === $result ) {
if ( ! WC()->session->has_session() ) {
// Generate a random customer ID.
WC()->session->set_customer_session_cookie( true );
}
if ( $dependency_notice ) {
wc_add_notice( $dependency_notice, 'error' );
} else {
if ( 'product_ids' === $dependency_selection_type ) {
$required_msg = WC_PD_Helpers::merge_product_titles( $tied_products, $dependency_relationship );
if ( $has_multiple ) {
if ( 'and' === $dependency_relationship ) {
$action_msg = __( 'all required products', 'woocommerce-product-dependencies' );
$action_msg_2 = __( 'these products', 'woocommerce-product-dependencies' );
} else {
$action_msg = __( 'a required product', 'woocommerce-product-dependencies' );
}
} else {
$action_msg = $required_msg;
}
} else {
$merged_category_titles = WC_PD_Helpers::merge_category_titles( $tied_category_ids, $dependency_relationship );
if ( $has_multiple ) {
if ( 'and' === $dependency_relationship ) {
$required_msg = sprintf( __( 'one or more products from the %s categories', 'woocommerce-product-dependencies' ), $merged_category_titles );
$action_msg = __( 'one or more products from all required categories', 'woocommerce-product-dependencies' );
} else {
$required_msg = sprintf( __( 'a product from the %s category', 'woocommerce-product-dependencies' ), $merged_category_titles );
$action_msg = __( 'a qualifying product', 'woocommerce-product-dependencies' );
}
} else {
$required_msg = sprintf( __( 'a product from the %s category', 'woocommerce-product-dependencies' ), $merged_category_titles );
$action_msg = $required_msg;
}
}
if ( $dependency_type === self::DEPENDENCY_TYPE_OWNERSHIP ) {
if ( is_user_logged_in() ) {
$msg = __( 'Access to "%1$s" is restricted to customers who have previously purchased %2$s.', 'woocommerce-product-dependencies' );
} else {
$msg = __( 'Access to "%1$s" is restricted to customers who have previously purchased %2$s. Please <a href="%3$s">log in</a> to validate ownership and try again.', 'woocommerce-product-dependencies' );
}
wc_add_notice( sprintf( $msg, $product_title, $required_msg, wp_login_url() ), 'error' );
} elseif ( $dependency_type === self::DEPENDENCY_TYPE_EITHER ) {
if ( is_user_logged_in() ) {
if ( 'and' === $dependency_relationship && $has_multiple && sizeof( $owned_ids ) ) {
if ( 'product_ids' === $dependency_selection_type ) {
$owned_msg = WC_PD_Helpers::merge_product_titles( array_intersect_key( $tied_products, array_flip( $owned_product_ids ) ), 'and' );
$action_msg = WC_PD_Helpers::merge_product_titles( array_intersect_key( $tied_products, array_flip( array_diff( $tied_ids, $owned_product_ids ) ) ), 'and' );
} else {
$owned_category_titles = WC_PD_Helpers::merge_category_titles( $owned_ids, 'and' );
$owned_products_msg = _n( 'a product', 'some products', sizeof( $owned_product_ids ), 'woocommerce-product-dependencies' );
$owned_msg = sprintf( _n( '%1$s from the %2$s category', '%1$s from the %2$s categories', sizeof( $owned_category_titles ), 'woocommerce-product-dependencies' ), $owned_products_msg, $owned_category_titles );
$action_category_titles = WC_PD_Helpers::merge_category_titles( array_diff( $tied_ids, $owned_ids ), 'and' );
$action_msg = sprintf( _n( 'one or more products from the %s category', 'one or more products from the %s categories', sizeof( $action_category_titles ), 'woocommerce-product-dependencies' ), $action_category_titles );
}
$msg = __( '"%1$s" requires purchasing %2$s. Please add %3$s to your cart and try again (you have already purchased %4$s).', 'woocommerce-product-dependencies' );
wc_add_notice( sprintf( $msg, $product_title, $required_msg, $action_msg, $owned_msg ), 'error' );
} else {
$msg = __( '"%1$s" requires purchasing %2$s. To get access to this product now, please add %3$s to your cart.', 'woocommerce-product-dependencies' );
wc_add_notice( sprintf( $msg, $product_title, $required_msg, $action_msg ), 'error' );
}
} else {
$msg = __( '"%1$s" requires purchasing %2$s. If you have previously purchased %3$s, please <a href="%5$s">log in</a> to verify ownership and try again. Alternatively, get access to "%1$s" now by adding %4$s to your cart.', 'woocommerce-product-dependencies' );
wc_add_notice( sprintf( $msg, $product_title, $required_msg, isset( $action_msg_2 ) ? $action_msg_2 : $action_msg, $action_msg, wp_login_url() ), 'error' );
}
} else {
$msg = __( '"%1$s" is only available in combination with %2$s. To purchase this product, please add %3$s to your cart.', 'woocommerce-product-dependencies' );
wc_add_notice( sprintf( $msg, $product_title, $required_msg, $action_msg ), 'error' );
}
}
}
return $result;
}
return true;
}
/**
* Dependency relationship:
* - 'or': Ownership/purchase of any product required.
* - 'and': Ownership/purhase of all products required.
*
* @param WC_Product $product
* @return string
*/
public function get_dependency_relationship( $product ) {
return apply_filters( 'wc_pd_dependency_relationship', 'or', $product );
}
/**
* Returns an array with all dependent product ids.
*
* @since 1.2.0
*
* @param WC_Product $product
* @return array $dependent_ids
*/
public function get_tied_product_ids( $product ) {
$dependent_ids = $product->get_meta( '_tied_products', true );
return empty( $dependent_ids ) ? array() : array_unique( $dependent_ids );
}
/**
* Returns an array with all saved category ids.
*
* @since 1.2.0
*
* @param WC_Product $product
* @return array $category_ids
*/
public function get_tied_category_ids( $product ) {
$category_ids = $product->get_meta( '_tied_categories', true );
return empty( $category_ids ) ? array() : array_unique( $category_ids );
}
/**
* Returns the product dependency selection type.
*
* @since 1.2.0
*
* @param WC_Product $product
* @return string $selection_type
*/
public function get_dependency_selection_type( $product ) {
$selection_type = $product->get_meta( '_dependency_selection_type', true );
$selection_type = in_array( $selection_type, array( 'product_ids', 'category_ids' ) ) ? $selection_type : 'product_ids';
return $selection_type;
}
/**
* Returns the custom dependency notice.
*
* @since 1.2.0
*
* @param WC_Product $product
* @return string $notice
*/
public function get_dependency_notice( $product ) {
$notice = $product->get_meta( '_dependency_notice', true );
return $notice;
}
/**
* Returns the product dependency type.
*
* @since 1.2.0
*
* @param WC_Product $product
* @return string $type
*/
public function get_dependency_type( $product ) {
$type = absint( $product->get_meta( '_dependency_type', true ) );
$type = in_array( $type, array( self::DEPENDENCY_TYPE_OWNERSHIP, self::DEPENDENCY_TYPE_PURCHASE, self::DEPENDENCY_TYPE_EITHER ) ) ? $type : self::DEPENDENCY_TYPE_EITHER;
return $type;
}
/**
* Get all product IDs that belong to the specified categories.
*
* @param array $category_ids
* @return array
*/
private function get_product_ids_in_categories( $category_ids ) {
$query_results = new WP_Query( array(
'post_type' => array( 'product', 'product_variation' ),
'fields' => 'ids',
'tax_query' => array(
array(
'taxonomy' => 'product_cat',
'field' => 'term_id',
'terms' => $category_ids,
'operator' => 'IN',
)
)
) );
return $query_results->posts;
}
/**
* Re-implementation of 'wc_customer_bought_product' with support for array input.
*
* @since 1.2.0
*
* @param string $customer_email
* @param int $user_id
* @param array $product_ids
* @return array
*/
private function customer_bought_products( $customer_email, $user_id, $product_ids ) {
global $wpdb;
$results = apply_filters( 'wc_pd_pre_customer_bought_products', null, $customer_email, $user_id, $product_ids );
if ( null !== $results ) {
return $results;
}
$transient_name = 'wc_cbp_' . md5( $customer_email . $user_id . WC_Cache_Helper::get_transient_version( 'orders' ) );
if ( false === ( $results = get_transient( $transient_name ) ) ) {
$customer_data = array( $user_id );
if ( $user_id ) {
$user = get_user_by( 'id', $user_id );
if ( isset( $user->user_email ) ) {
$customer_data[] = $user->user_email;
}
}
if ( is_email( $customer_email ) ) {
$customer_data[] = $customer_email;
}
$customer_data = array_map( 'esc_sql', array_filter( array_unique( $customer_data ) ) );
$statuses = array_map( 'esc_sql', wc_get_is_paid_statuses() );
if ( sizeof( $customer_data ) == 0 ) {
return false;
}
$results = $wpdb->get_col( "
SELECT im.meta_value FROM {$wpdb->posts} AS p
INNER JOIN {$wpdb->postmeta} AS pm ON p.ID = pm.post_id
INNER JOIN {$wpdb->prefix}woocommerce_order_items AS i ON p.ID = i.order_id
INNER JOIN {$wpdb->prefix}woocommerce_order_itemmeta AS im ON i.order_item_id = im.order_item_id
WHERE p.post_status IN ( 'wc-" . implode( "','wc-", $statuses ) . "' )
AND pm.meta_key IN ( '_billing_email', '_customer_user' )
AND im.meta_key IN ( '_product_id', '_variation_id' )
AND im.meta_value != 0
AND pm.meta_value IN ( '" . implode( "','", $customer_data ) . "' )
" );
$results = array_map( 'absint', $results );
set_transient( $transient_name, $results, DAY_IN_SECONDS * 30 );
}
return array_intersect( $results, $product_ids );
}
/*
|--------------------------------------------------------------------------
| Admin Filters.
|--------------------------------------------------------------------------
*/
/**
* Add Product Data tab.
*
* @return void
*/
public function dependencies_product_data_panel_tab() {
echo '<li class="tied_products_tab related_product_options linked_product_options"><a href="#tied_products_data">' . __( 'Dependencies', 'woocommerce-product-dependencies' ) . '</a></li>';
}
/**
* Add the "Product Dependencies" panel tab.
*
* @param array $tabs
* @return array
*/
public function dependencies_product_data_tab( $tabs ) {
$tabs[ 'dependencies' ] = array(
'label' => __( 'Dependencies', 'woocommerce-product-dependencies' ),
'target' => 'tied_products_data',
'class' => array( 'show_if_simple', 'show_if_variable', 'show_if_bundle', 'show_if_composite', 'linked_product_options', 'show_if_booking', 'show_if_phive_booking' )
);
return $tabs;
}
/**
* Add Product Data tab section.
*
* @return void
*/
public function dependencies_product_data_panel() {
global $post, $product_object;
if ( empty( $product_object ) || ! is_a( $product_object, 'WC_Product' ) ) {
$product_object = wc_get_product( $post->ID );
}
if ( ! $product_object ) {
return;
}
$tied_products = $this->get_tied_product_ids( $product_object );
$tied_categories = $this->get_tied_category_ids( $product_object );
$dependency_type = $this->get_dependency_type( $product_object );
$selection_type = $this->get_dependency_selection_type( $product_object );
$dependency_notice = $this->get_dependency_notice( $product_object );
$product_id_options = array();
$product_categories = (array) get_terms( 'product_cat', array( 'get' => 'all' ) );
$selection_type = in_array( $selection_type, array( 'product_ids', 'category_ids' ) ) ? $selection_type : 'product_ids';
if ( $tied_products ) {
foreach ( $tied_products as $item_id ) {
$title = WC_PD_Helpers::get_product_title( $item_id );
if ( $title ) {
$product_id_options[ $item_id ] = $title;
}
}
}
?>
<div id="tied_products_data" class="panel woocommerce_options_panel wc-metaboxes-wrapper">
<?php
woocommerce_wp_select( array(
'id' => 'product_dependencies_dropdown',
'label' => __( 'Product dependencies', 'woocommerce-product-dependencies' ),
'options' => array(
'product_ids' => __( 'Select products', 'woocommerce-product-dependencies' ),
'category_ids' => __( 'Select categories', 'woocommerce-product-dependencies' )
),
'value' => $selection_type
) );
?>
<label>
<?php _e( 'Product dependencies', 'woocommerce-product-dependencies' ); ?>
</label>
<div id="product_ids_dependencies_choice" class="form-field">
<p class="form-field">
<?php
?><select id="tied_products" name="tied_products[]" class="wc-product-search" multiple="multiple" style="width: 80%;" data-limit="500" data-action="woocommerce_json_search_products_and_variations" data-placeholder="<?php echo __( 'Search for products and variations…', 'woocommerce-product-dependencies' ); ?>"><?php
if ( ! empty( $product_id_options ) ) {
foreach ( $product_id_options as $product_id => $product_name ) {
echo '<option value="' . $product_id . '" selected="selected">' . $product_name . '</option>';
}
}
?></select><?php
echo wc_help_tip( __( 'Restrict product access based on the ownership or purchase of <strong>any</strong> product or variation added to this list.', 'woocommerce-product-dependencies' ) );
?>
</p>
</div>
<div id="category_ids_dependencies_choice" class="form-field" >
<p class="form-field">
<select id="tied_categories" name="tied_categories[]" style="width: 50%" class="multiselect wc-enhanced-select" multiple="multiple" data-placeholder="<?php echo __( 'Select product categories…', 'woocommerce-product-dependencies' ); ?>"><?php
if ( ! empty( $product_categories ) ) {
foreach ( $product_categories as $product_category ) {
echo '<option value="' . $product_category->term_id . '" ' . selected( in_array( $product_category->term_id, $tied_categories ), true, false ).'>' . $product_category->name . '</option>';
}
}
?></select>
</p>
</div>
<div class="form-field">
<p class="form-field">
<label><?php _e( 'Dependency type', 'woocommerce-product-dependencies' ); ?>
</label>
<select name="dependency_type" id="dependency_type" style="min-width:150px;">
<option value="1" <?php echo $dependency_type == self::DEPENDENCY_TYPE_OWNERSHIP ? 'selected="selected"' : ''; ?>><?php _e( 'Ownership', 'woocommerce-product-dependencies' ); ?></option>
<option value="2" <?php echo $dependency_type == self::DEPENDENCY_TYPE_PURCHASE ? 'selected="selected"' : ''; ?>><?php _e( 'Purchase', 'woocommerce-product-dependencies' ); ?></option>
<option value="3" <?php echo $dependency_type == self::DEPENDENCY_TYPE_EITHER ? 'selected="selected"' : ''; ?>><?php _e( 'Either', 'woocommerce-product-dependencies' ); ?></option>
</select>
</p>
</div><?php
woocommerce_wp_textarea_input( array(
'id' => 'dependency_notice',
'value' => $dependency_notice,
'label' => __( 'Custom notice', 'woocommerce-product-dependencies' ),
'description' => __( 'Notice to display instead of the default one.', 'woocommerce-product-dependencies' ),
'desc_tip' => true
) );
?></div>
<?php
}
/**
* Save dependencies data. WC >= 2.7.
*
* @param WC_Product $product
* @return void
*/
public function process_product_data( $product ) {
if ( ! empty( $_POST[ 'tied_categories' ] ) && is_array( $_POST[ 'tied_categories' ] ) ) {
$tied_categories = array_map( 'intval', $_POST[ 'tied_categories' ] );
$product->update_meta_data( '_tied_categories', $tied_categories );
} else {
$product->delete_meta_data( '_tied_categories' );
}
if ( ! isset( $_POST[ 'tied_products' ] ) || empty( $_POST[ 'tied_products' ] ) ) {
$product->delete_meta_data( '_tied_products' );
} elseif ( isset( $_POST[ 'tied_products' ] ) && ! empty( $_POST[ 'tied_products' ] ) ) {
$tied_ids = $_POST[ 'tied_products' ];
if ( is_array( $tied_ids ) ) {
$tied_ids = array_map( 'intval', $tied_ids );
} else {
$tied_ids = array_filter( array_map( 'intval', explode( ',', $tied_ids ) ) );
}
$product->update_meta_data( '_tied_products', $tied_ids );
}
if ( ! empty( $_POST[ 'dependency_type' ] ) ) {
$product->update_meta_data( '_dependency_type', stripslashes( $_POST[ 'dependency_type' ] ) );
}
if ( ! empty( $_POST[ 'product_dependencies_dropdown' ] ) ) {
$product->update_meta_data( '_dependency_selection_type', stripslashes( $_POST[ 'product_dependencies_dropdown' ] ) );
}
if ( ! empty( $_POST[ 'dependency_notice' ] ) ) {
$product->update_meta_data( '_dependency_notice', wp_kses_post( stripslashes( $_POST[ 'dependency_notice' ] ) ) );
} else {
$product->delete_meta_data( '_dependency_notice' );
}
}
/**
* Save dependencies meta. WC <= 2.6.
*
* @param int $post_id
* @param WC_Post $post
* @return void
*/
public function process_meta( $post_id, $post ) {
global $post;
if ( ! empty( $_POST[ 'tied_categories' ] ) && is_array( $_POST[ 'tied_categories' ] ) ) {
$tied_categories = array_map( 'intval', $_POST[ 'tied_categories' ] );
update_post_meta( $post_id, '_tied_categories', $tied_categories );
} else {
delete_post_meta( $post_id, '_tied_categories' );
}
if ( ! isset( $_POST[ 'tied_products' ] ) || empty( $_POST[ 'tied_products' ] ) ) {
delete_post_meta( $post_id, '_tied_products' );
} elseif ( isset( $_POST[ 'tied_products' ] ) && ! empty( $_POST[ 'tied_products' ] ) ) {
$tied_ids = $_POST[ 'tied_products' ];
if ( is_array( $tied_ids ) ) {
$tied_ids = array_map( 'intval', $tied_ids );
} else {
$tied_ids = array_filter( array_map( 'intval', explode( ',', $tied_ids ) ) );
}
update_post_meta( $post_id, '_tied_products', $tied_ids );
}
if ( ! empty( $_POST[ 'dependency_type' ] ) ) {
update_post_meta( $post_id, '_dependency_type', stripslashes( $_POST[ 'dependency_type' ] ) );
}
if ( ! empty( $_POST[ 'product_dependencies_dropdown' ] ) ) {
update_post_meta( $post_id, '_dependency_selection_type', stripslashes( $_POST[ 'product_dependencies_dropdown' ] ) );
}
if ( ! empty( $_POST[ 'dependency_notice' ] ) ) {
update_post_meta( $post_id, '_dependency_notice', wp_kses_post( stripslashes( $_POST[ 'dependency_notice' ] ) ) );
} else {
delete_post_meta( $post_id, '_dependency_notice' );
}
}
/*
|--------------------------------------------------------------------------
| Deprecated methods.
|--------------------------------------------------------------------------
*/
/**
* Check conditions.
*
* @deprecated 1.1.0
*
* @param int $item_id
* @return boolean
*/
public function woo_tied_evaluate_access( $id ) {
_deprecated_function( __METHOD__ . '()', '1.1.0', __CLASS__ . '::evaluate_access()' );
return WC_Product_Dependencies()->evaluate_dependencies( $id );
}
}
/**
* Returns the main instance of WC_Product_Dependencies to prevent the need to use globals.
*
* @since 1.1.0
* @return WC_Product_Dependencies
*/
function WC_Product_Dependencies() {
return WC_Product_Dependencies::instance();
}
// Backwards compatibility with v1.0.
$GLOBALS[ 'woocommerce_restricted_access' ] = WC_Product_Dependencies();