1015 lines
28 KiB
PHP
1015 lines
28 KiB
PHP
<?php
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/**
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* Product Class
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*
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* The WooCommerce product class handles individual product data.
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*
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* @class woocommerce_product
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* @package WooCommerce
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* @category Class
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* @author WooThemes
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*/
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class woocommerce_product {
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var $id;
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var $product_custom_fields;
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var $exists;
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var $attributes;
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var $children;
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var $post;
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var $downloadable;
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var $virtual;
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var $sku;
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var $price;
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var $visibility;
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var $stock;
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var $stock_status;
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var $backorders;
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var $manage_stock;
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var $sale_price;
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var $regular_price;
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var $weight;
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var $length;
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var $width;
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var $height;
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var $tax_status;
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var $tax_class;
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var $upsell_ids;
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var $crosssell_ids;
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var $product_type;
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var $total_stock;
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var $sale_price_dates_from;
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var $sale_price_dates_to;
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var $min_variation_price;
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var $max_variation_price;
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var $featured;
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var $shipping_class;
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/**
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* Loads all product data from custom fields
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*
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* @param int $id ID of the product to load
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*/
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function woocommerce_product( $id ) {
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$this->id = (int) $id;
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$this->product_custom_fields = get_post_custom( $this->id );
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$this->exists = (sizeof($this->product_custom_fields)>0) ? true : false;
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// Define the data we're going to load: Key => Default value
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$load_data = array(
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'sku' => $this->id,
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'downloadable' => 'no',
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'virtual' => 'no',
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'price' => '',
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'visibility' => 'hidden',
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'stock' => 0,
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'stock_status' => 'instock',
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'backorders' => 'no',
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'manage_stock' => 'no',
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'sale_price' => '',
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'regular_price' => '',
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'weight' => '',
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'length' => '',
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'width' => '',
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'height' => '',
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'tax_status' => 'taxable',
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'tax_class' => '',
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'upsell_ids' => array(),
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'crosssell_ids' => array(),
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'sale_price_dates_from' => '',
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'sale_price_dates_to' => '',
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'min_variation_price' => '',
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'max_variation_price' => '',
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'featured' => 'no'
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);
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// Load the data from the custom fields
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foreach ($load_data as $key => $default) $this->$key = (isset($this->product_custom_fields['_' . $key][0]) && $this->product_custom_fields['_' . $key][0]!=='') ? $this->product_custom_fields['_' . $key][0] : $default;
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// Get product type
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$transient_name = 'woocommerce_product_type_' . $this->id;
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if ( false === ( $this->product_type = get_transient( $transient_name ) ) ) :
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$terms = wp_get_object_terms( $id, 'product_type', array('fields' => 'names') );
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$this->product_type = (isset($terms[0])) ? sanitize_title($terms[0]) : 'simple';
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set_transient( $transient_name, $this->product_type );
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endif;
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// Check sale dates
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$this->check_sale_price();
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}
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/**
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* Get SKU (Stock-keeping unit) - product uniqe ID
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*
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* @return mixed
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*/
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function get_sku() {
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return $this->sku;
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}
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/**
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* Get total stock
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*
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* This is the stock of parent and children combined
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*/
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function get_total_stock() {
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if (is_null($this->total_stock)) :
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$transient_name = 'woocommerce_product_total_stock_' . $this->id;
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if ( false === ( $this->total_stock = get_transient( $transient_name ) ) ) :
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$this->total_stock = $this->stock;
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if (sizeof($this->get_children())>0) foreach ($this->get_children() as $child_id) :
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$stock = get_post_meta($child_id, '_stock', true);
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if ( $stock!='' ) :
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$this->total_stock += $stock;
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endif;
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endforeach;
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set_transient( $transient_name, $this->total_stock );
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endif;
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endif;
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return (int) $this->total_stock;
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}
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/** Returns the product's children */
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function get_children() {
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if (!is_array($this->children)) :
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$this->children = array();
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if ($this->is_type('variable') || $this->is_type('grouped')) :
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$child_post_type = ($this->is_type('variable')) ? 'product_variation' : 'product';
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$transient_name = 'woocommerce_product_children_ids_' . $this->id;
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if ( false === ( $this->children = get_transient( $transient_name ) ) ) :
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$this->children = get_posts( 'post_parent=' . $this->id . '&post_type=' . $child_post_type . '&orderby=menu_order&order=ASC&fields=ids&post_status=any&numberposts=-1' );
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set_transient( $transient_name, $this->children );
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endif;
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endif;
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endif;
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return (array) $this->children;
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}
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function get_child( $child_id ) {
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if ($this->is_type('variable')) :
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$child = &new woocommerce_product_variation( $child_id, $this->id, $this->product_custom_fields );
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else :
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$child = &new woocommerce_product( $child_id );
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endif;
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return $child;
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}
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/**
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* Reduce stock level of the product
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*
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* @param int $by Amount to reduce by
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*/
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function reduce_stock( $by = 1 ) {
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global $woocommerce;
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if ($this->managing_stock()) :
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$this->stock = $this->stock - $by;
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$this->total_stock = $this->get_total_stock() - $by;
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update_post_meta($this->id, '_stock', $this->stock);
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// Out of stock attribute
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if (!$this->is_in_stock()) :
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update_post_meta($this->id, '_stock_status', 'outofstock');
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$woocommerce->clear_product_transients( $this->id ); // Clear transient
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endif;
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return $this->stock;
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endif;
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}
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/**
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* Increase stock level of the product
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*
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* @param int $by Amount to increase by
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*/
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function increase_stock( $by = 1 ) {
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if ($this->managing_stock()) :
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$this->stock = $this->stock + $by;
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$this->total_stock = $this->get_total_stock() + $by;
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update_post_meta($this->id, '_stock', $this->stock);
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// Out of stock attribute
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if ($this->is_in_stock()) update_post_meta($this->id, '_stock_status', 'instock');
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return $this->stock;
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endif;
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}
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/**
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* Checks the product type
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*
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* Backwards compat with downloadable/virtual
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*/
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function is_type( $type ) {
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if (is_array($type) && in_array($this->product_type, $type)) return true;
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if ($this->product_type==$type) return true;
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return false;
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}
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/**
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* Checks if a product is downloadable
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*/
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function is_downloadable() {
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if ( $this->downloadable=='yes' ) return true; else return false;
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}
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/**
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* Checks if a product is virtual (has no shipping)
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*/
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function is_virtual() {
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if ( $this->virtual=='yes' ) return true; else return false;
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}
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/**
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* Checks if a product needs shipping
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*/
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function needs_shipping() {
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if ($this->is_virtual()) return false; else return true;
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}
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/** Returns whether or not the product has any child product */
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function has_child() {
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return sizeof($this->get_children()) ? true : false;
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}
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/** Returns whether or not the product post exists */
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function exists() {
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if ($this->exists) return true;
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return false;
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}
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/** Returns whether or not the product is taxable */
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function is_taxable() {
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if ($this->tax_status=='taxable' && get_option('woocommerce_calc_taxes')=='yes') return true;
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return false;
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}
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/** Returns whether or not the product shipping is taxable */
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function is_shipping_taxable() {
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if ($this->tax_status=='taxable' || $this->tax_status=='shipping') return true;
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return false;
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}
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/** Get the product's post data */
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function get_post_data() {
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if (empty($this->post)) :
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$this->post = get_post( $this->id );
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endif;
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return $this->post;
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}
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/** Get the title of the post */
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function get_title() {
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$this->get_post_data();
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return apply_filters('woocommerce_product_title', apply_filters('the_title', $this->post->post_title), $this);
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}
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/** Get the add to url */
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function add_to_cart_url() {
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global $woocommerce;
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if ($this->is_type('variable')) :
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$url = add_query_arg('add-to-cart', 'variation');
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$url = add_query_arg('product', $this->id, $url);
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elseif ( $this->has_child() ) :
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$url = add_query_arg('add-to-cart', 'group');
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$url = add_query_arg('product', $this->id, $url);
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else :
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$url = add_query_arg('add-to-cart', $this->id);
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endif;
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$url = $woocommerce->nonce_url( 'add_to_cart', $url );
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return $url;
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}
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/** Returns whether or not the product is stock managed */
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function managing_stock() {
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if (!isset($this->manage_stock) || $this->manage_stock=='no') return false;
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if (get_option('woocommerce_manage_stock')=='yes') return true;
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return false;
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}
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/** Returns whether or not the product is in stock */
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function is_in_stock() {
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if ($this->managing_stock()) :
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if (!$this->backorders_allowed()) :
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if ($this->get_total_stock()==0 || $this->get_total_stock()<0) :
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return false;
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else :
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if ($this->stock_status=='instock') return true;
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return false;
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endif;
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else :
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if ($this->stock_status=='instock') return true;
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return false;
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endif;
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endif;
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if ($this->stock_status=='instock') return true;
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return false;
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}
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/** Returns whether or not the product can be backordered */
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function backorders_allowed() {
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if ($this->backorders=='yes' || $this->backorders=='notify') return true;
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return false;
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}
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/** Returns whether or not the product needs to notify the customer on backorder */
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function backorders_require_notification() {
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if ($this->backorders=='notify') return true;
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return false;
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}
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/**
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* Returns number of items available for sale.
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*
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* @return int
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*/
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function get_stock_quantity() {
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return (int) $this->stock;
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}
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/** Returns whether or not the product has enough stock for the order */
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function has_enough_stock( $quantity ) {
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if (!$this->managing_stock()) return true;
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if ($this->backorders_allowed()) return true;
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if ($this->stock >= $quantity) :
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return true;
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endif;
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return false;
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}
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/** Returns the availability of the product */
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function get_availability() {
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$availability = "";
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$class = "";
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if (!$this->managing_stock()) :
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if ($this->is_in_stock()) :
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//$availability = __('In stock', 'woothemes'); /* Lets not bother showing stock if its not managed and is available */
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else :
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$availability = __('Out of stock', 'woothemes');
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$class = 'out-of-stock';
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endif;
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else :
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if ($this->is_in_stock()) :
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if ($this->get_total_stock() > 0) :
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$availability = __('In stock', 'woothemes');
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if ($this->backorders_allowed()) :
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if ($this->backorders_require_notification()) :
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$availability .= ' – '.$this->stock.' ';
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$availability .= __('available', 'woothemes');
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$availability .= __(' (backorders allowed)', 'woothemes');
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endif;
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else :
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$availability .= ' – '.$this->stock.' ';
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$availability .= __('available', 'woothemes');
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endif;
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else :
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if ($this->backorders_allowed()) :
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if ($this->backorders_require_notification()) :
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$availability = __('Available on backorder', 'woothemes');
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else :
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$availability = __('In stock', 'woothemes');
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endif;
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else :
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$availability = __('Out of stock', 'woothemes');
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$class = 'out-of-stock';
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endif;
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endif;
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else :
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if ($this->backorders_allowed()) :
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$availability = __('Available on backorder', 'woothemes');
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else :
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$availability = __('Out of stock', 'woothemes');
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$class = 'out-of-stock';
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endif;
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endif;
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endif;
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return array( 'availability' => $availability, 'class' => $class);
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}
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/** Returns whether or not the product is featured */
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function is_featured() {
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if ($this->featured=='yes') return true; else return false;
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}
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/** Returns whether or not the product is visible */
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function is_visible( $single = false ) {
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// Out of stock visibility
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if (get_option('woocommerce_hide_out_of_stock_items')=='yes') :
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if (!$this->is_in_stock()) return false;
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endif;
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// visibility setting
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if ($this->visibility=='hidden') return false;
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if ($this->visibility=='visible') return true;
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if ($single) return true;
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// Visibility in loop
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if ($this->visibility=='search' && is_search()) return true;
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if ($this->visibility=='search' && !is_search()) return false;
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if ($this->visibility=='catalog' && is_search()) return false;
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if ($this->visibility=='catalog' && !is_search()) return true;
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}
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/** Returns whether or not the product is on sale */
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function is_on_sale() {
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if ($this->has_child()) :
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foreach ($this->get_children() as $child_id) :
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$sale_price = get_post_meta( $child_id, '_sale_price', true );
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if ( $sale_price >= 0 ) return true;
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endforeach;
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else :
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if ( $this->sale_price && $this->sale_price==$this->price ) return true;
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endif;
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return false;
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}
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/** Returns the product's weight */
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function get_weight() {
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if ($this->weight) return $this->weight;
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}
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/** Adjust a products price dynamically */
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function adjust_price( $price ) {
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if ($price>0) :
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$this->price += $price;
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endif;
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}
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/** Returns the product's price */
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function get_price() {
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return $this->price;
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}
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/** Returns the price (excluding tax) - ignores tax_class filters since the price may *include* tax and thus needs subtracting */
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function get_price_excluding_tax( $round = true ) {
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$price = $this->price;
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if ( $this->is_taxable() ) :
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if ( $rate = $this->get_tax_base_rate() ) :
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if ( $rate>0 ) :
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$_tax = &new woocommerce_tax();
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if ($round) :
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$tax_amount = round( $_tax->calc_tax( $price, $rate, true ), 4);
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$price = round( $price - $tax_amount, 2);
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else :
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$tax_amount = round( $_tax->calc_tax( $price, $rate, true ), 4);
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$price = $price - $tax_amount;
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endif;
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endif;
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endif;
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endif;
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return $price;
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}
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/** Returns the tax class */
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function get_tax_class() {
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return apply_filters('woocommerce_product_tax_class', $this->tax_class, $this);
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}
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/** Returns the base tax rate */
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function get_tax_base_rate() {
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if ( $this->is_taxable() ) :
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$_tax = &new woocommerce_tax();
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$rate = $_tax->get_shop_base_rate( $this->tax_class ); // Get tax class directly - ignore filters
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return $rate;
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endif;
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}
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/** Returns the price in html format */
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function get_price_html() {
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$price = '';
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if ($this->is_type('grouped')) :
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$min_price = '';
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$max_price = '';
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foreach ($this->get_children() as $child_id) :
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$child_price = get_post_meta( $child_id, '_price', true);
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if ($child_price<$min_price || $min_price == '') $min_price = $child_price;
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if ($child_price>$max_price || $max_price == '') $max_price = $child_price;
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endforeach;
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|
|
$price .= '<span class="from">' . _x('From:', 'min_price', 'woothemes') . ' </span>' . woocommerce_price($min_price);
|
|
|
|
$price = apply_filters('woocommerce_grouped_price_html', $price, $this);
|
|
|
|
elseif ($this->is_type('variable')) :
|
|
|
|
if ( !$this->min_variation_price || $this->min_variation_price !== $this->max_variation_price ) $price .= '<span class="from">' . _x('From:', 'min_price', 'woothemes') . ' </span>';
|
|
|
|
$price .= woocommerce_price($this->get_price());
|
|
|
|
$price = apply_filters('woocommerce_variable_price_html', $price, $this);
|
|
|
|
else :
|
|
if ($this->price > 0) :
|
|
if ($this->is_on_sale() && isset($this->regular_price)) :
|
|
|
|
$price .= '<del>'.woocommerce_price( $this->regular_price ).'</del> <ins>'.woocommerce_price($this->get_price()).'</ins>';
|
|
|
|
$price = apply_filters('woocommerce_sale_price_html', $price, $this);
|
|
|
|
else :
|
|
|
|
$price .= woocommerce_price($this->get_price());
|
|
|
|
$price = apply_filters('woocommerce_price_html', $price, $this);
|
|
|
|
endif;
|
|
elseif ($this->price === '' ) :
|
|
|
|
$price = apply_filters('woocommerce_empty_price_html', '', $this);
|
|
|
|
elseif ($this->price == 0 ) :
|
|
|
|
if ($this->is_on_sale() && isset($this->regular_price)) :
|
|
|
|
$price .= '<del>'.woocommerce_price( $this->regular_price ).'</del> <ins>'.__('Free!', 'woothemes').'</ins>';
|
|
|
|
$price = apply_filters('woocommerce_free_sale_price_html', $price, $this);
|
|
|
|
else :
|
|
|
|
$price = __('Free!', 'woothemes');
|
|
|
|
$price = apply_filters('woocommerce_free_price_html', $price, $this);
|
|
|
|
endif;
|
|
|
|
endif;
|
|
endif;
|
|
|
|
return $price;
|
|
}
|
|
|
|
/** Returns the product rating in html format - ratings are stored in transient cache */
|
|
function get_rating_html( $location = '' ) {
|
|
|
|
if ($location) $location = '_'.$location;
|
|
$star_size = apply_filters('woocommerce_star_rating_size'.$location, 16);
|
|
|
|
if ( false === ( $average_rating = get_transient( $this->id . '_woocommerce_average_rating' ) ) ) :
|
|
|
|
global $wpdb;
|
|
|
|
$count = $wpdb->get_var("
|
|
SELECT COUNT(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 = $this->id
|
|
AND comment_approved = '1'
|
|
AND meta_value > 0
|
|
");
|
|
|
|
$ratings = $wpdb->get_var("
|
|
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 = $this->id
|
|
AND comment_approved = '1'
|
|
");
|
|
|
|
if ( $count>0 ) :
|
|
$average_rating = number_format($ratings / $count, 2);
|
|
else :
|
|
$average_rating = '';
|
|
endif;
|
|
|
|
set_transient( $this->id . '_woocommerce_average_rating', $average_rating );
|
|
|
|
endif;
|
|
|
|
if ( $average_rating>0 ) :
|
|
return '<div class="star-rating" title="'.sprintf(__('Rated %s out of 5', 'woothemes'), $average_rating).'"><span style="width:'.($average_rating*$star_size).'px"><span class="rating">'.$average_rating.'</span> '.__('out of 5', 'woothemes').'</span></div>';
|
|
else :
|
|
return '';
|
|
endif;
|
|
}
|
|
|
|
/** Returns the upsell product ids */
|
|
function get_upsells() {
|
|
return (array) maybe_unserialize( $this->upsell_ids );
|
|
}
|
|
|
|
/** Returns the crosssell product ids */
|
|
function get_cross_sells() {
|
|
return (array) maybe_unserialize( $this->crosssell_ids );
|
|
}
|
|
|
|
/** Returns the product categories */
|
|
function get_categories( $sep = ', ', $before = '', $after = '' ) {
|
|
return get_the_term_list($this->id, 'product_cat', $before, $sep, $after);
|
|
}
|
|
|
|
/** Returns the product tags */
|
|
function get_tags( $sep = ', ', $before = '', $after = '' ) {
|
|
return get_the_term_list($this->id, 'product_tag', $before, $sep, $after);
|
|
}
|
|
|
|
/** Returns the product shipping class */
|
|
function get_shipping_class() {
|
|
if (!$this->shipping_class) :
|
|
$classes = get_the_terms( $this->id, 'product_shipping_class' );
|
|
$this->shipping_class = (isset($classes[0])) ? $classes[0]->slug : '';
|
|
endif;
|
|
return $this->shipping_class;
|
|
}
|
|
|
|
/** Get and return related products */
|
|
function get_related( $limit = 5 ) {
|
|
global $woocommerce;
|
|
|
|
// Related products are found from category and tag
|
|
$tags_array = array(0);
|
|
$cats_array = array(0);
|
|
|
|
// Get tags
|
|
$terms = wp_get_post_terms($this->id, 'product_tag');
|
|
foreach ($terms as $term) $tags_array[] = $term->term_id;
|
|
|
|
// Get categories
|
|
$terms = wp_get_post_terms($this->id, 'product_cat');
|
|
foreach ($terms as $term) $cats_array[] = $term->term_id;
|
|
|
|
// Don't bother if none are set
|
|
if ( sizeof($cats_array)==1 && sizeof($tags_array)==1 ) return array();
|
|
|
|
// Meta query
|
|
$meta_query = array();
|
|
$meta_query[] = $woocommerce->query->visibility_meta_query();
|
|
$meta_query[] = $woocommerce->query->stock_status_meta_query();
|
|
|
|
// Get the posts
|
|
$related_posts = get_posts(array(
|
|
'orderby' => 'rand',
|
|
'posts_per_page'=> $limit,
|
|
'post_type' => 'product',
|
|
'fields' => 'ids',
|
|
'meta_query' => $meta_query,
|
|
'tax_query' => array(
|
|
'relation' => 'OR',
|
|
array(
|
|
'taxonomy' => 'product_cat',
|
|
'field' => 'id',
|
|
'terms' => $cats_array
|
|
),
|
|
array(
|
|
'taxonomy' => 'product_tag',
|
|
'field' => 'id',
|
|
'terms' => $tags_array
|
|
)
|
|
)
|
|
));
|
|
|
|
$related_posts = array_diff( $related_posts, array($this->id) );
|
|
|
|
return $related_posts;
|
|
}
|
|
|
|
/** Returns a single product attribute */
|
|
function get_attribute( $attr ) {
|
|
$attributes = $this->get_attributes();
|
|
|
|
if ( isset($attributes[$attr]) ) return $attributes[$attr]['value']; else return false;
|
|
}
|
|
|
|
/** Returns product attributes */
|
|
function get_attributes() {
|
|
|
|
if (!is_array($this->attributes)) :
|
|
|
|
if (isset($this->product_custom_fields['_product_attributes'][0]))
|
|
$this->attributes = maybe_unserialize( maybe_unserialize( $this->product_custom_fields['_product_attributes'][0] ));
|
|
else
|
|
$this->attributes = array();
|
|
|
|
endif;
|
|
|
|
return (array) $this->attributes;
|
|
}
|
|
|
|
/** Returns whether or not the product has any attributes set */
|
|
function has_attributes() {
|
|
if (sizeof($this->get_attributes())>0) :
|
|
foreach ($this->get_attributes() as $attribute) :
|
|
if (isset($attribute['is_visible']) && $attribute['is_visible']) return true;
|
|
endforeach;
|
|
endif;
|
|
return false;
|
|
}
|
|
|
|
/** Lists a table of attributes for the product page */
|
|
function list_attributes() {
|
|
global $woocommerce;
|
|
|
|
$attributes = $this->get_attributes();
|
|
|
|
$show_dimensions = false;
|
|
$has_dimensions = false;
|
|
|
|
if (get_option('woocommerce_enable_dimension_product_attributes')=='yes') :
|
|
|
|
$show_dimensions = true;
|
|
$weight = '';
|
|
$dimensions = '';
|
|
|
|
$length = $this->length;
|
|
$width = $this->width;
|
|
$height = $this->height;
|
|
|
|
if ($this->get_weight()) $weight = $this->get_weight() . get_option('woocommerce_weight_unit');
|
|
|
|
if (($length && $width && $height)) $dimensions = $length . get_option('woocommerce_dimension_unit') . ' x ' . $width . get_option('woocommerce_dimension_unit') . ' x ' . $height . get_option('woocommerce_dimension_unit');
|
|
|
|
if ($weight || $dimensions) $has_dimensions = true;
|
|
|
|
endif;
|
|
|
|
if (sizeof($attributes)>0 || ($show_dimensions && $has_dimensions)) :
|
|
|
|
echo '<table class="shop_attributes">';
|
|
$alt = 1;
|
|
|
|
if (($show_dimensions && $has_dimensions)) :
|
|
|
|
if ($weight) :
|
|
|
|
$alt = $alt*-1;
|
|
echo '<tr class="';
|
|
if ($alt==1) echo 'alt';
|
|
echo '"><th>'.__('Weight', 'woothemes').'</th><td>'.$weight.'</td></tr>';
|
|
|
|
endif;
|
|
|
|
if ($dimensions) :
|
|
|
|
$alt = $alt*-1;
|
|
echo '<tr class="';
|
|
if ($alt==1) echo 'alt';
|
|
echo '"><th>'.__('Dimensions', 'woothemes').'</th><td>'.$dimensions.'</td></tr>';
|
|
|
|
endif;
|
|
|
|
endif;
|
|
|
|
foreach ($attributes as $attribute) :
|
|
if (!isset($attribute['is_visible']) || !$attribute['is_visible']) continue;
|
|
|
|
$alt = $alt*-1;
|
|
echo '<tr class="';
|
|
if ($alt==1) echo 'alt';
|
|
echo '"><th>'.$woocommerce->attribute_label( $attribute['name'] ).'</th><td>';
|
|
|
|
if ($attribute['is_taxonomy']) :
|
|
$post_terms = wp_get_post_terms( $this->id, $attribute['name'] );
|
|
$values = array();
|
|
foreach ($post_terms as $term) :
|
|
$values[] = $term->name;
|
|
endforeach;
|
|
echo implode(', ', $values);
|
|
else :
|
|
// Convert pipes to commas
|
|
$value = explode('|', $attribute['value']);
|
|
$value = implode(', ', $value);
|
|
echo wpautop(wptexturize($value));
|
|
endif;
|
|
|
|
echo '</td></tr>';
|
|
endforeach;
|
|
echo '</table>';
|
|
|
|
endif;
|
|
}
|
|
|
|
/**
|
|
* Return an array of attributes used for variations, as well as their possible values
|
|
*
|
|
* @return two dimensional array of attributes and their available values
|
|
*/
|
|
function get_available_attribute_variations() {
|
|
|
|
if (!$this->is_type('variable') || !$this->has_child()) return array();
|
|
|
|
$attributes = $this->get_attributes();
|
|
|
|
if(!is_array($attributes)) return array();
|
|
|
|
$available_attributes = array();
|
|
|
|
foreach ($attributes as $attribute) {
|
|
if (!$attribute['is_variation']) continue;
|
|
|
|
$values = array();
|
|
$attribute_field_name = 'attribute_'.sanitize_title($attribute['name']);
|
|
|
|
foreach ($this->get_children() as $child_id) {
|
|
|
|
if (get_post_status( $child_id ) != 'publish') continue; // Disabled
|
|
|
|
$child = $this->get_child( $child_id );
|
|
|
|
$vattributes = $child->get_variation_attributes();
|
|
|
|
if (is_array($vattributes)) {
|
|
foreach ($vattributes as $name => $value) {
|
|
if ($name == $attribute_field_name) {
|
|
$values[] = $value;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// empty value indicates that all options for given attribute are available
|
|
if(in_array('', $values)) {
|
|
|
|
// Get all options
|
|
if ($attribute['is_taxonomy']) :
|
|
$options = array();
|
|
$post_terms = wp_get_post_terms( $this->id, $attribute['name'] );
|
|
foreach ($post_terms as $term) :
|
|
$options[] = $term->slug;
|
|
endforeach;
|
|
else :
|
|
$options = explode('|', $attribute['value']);
|
|
endif;
|
|
|
|
$options = array_map('trim', $options);
|
|
|
|
$values = array_unique($options);
|
|
} else {
|
|
|
|
// Order custom attributes (non taxonomy) as defined
|
|
if (!$attribute['is_taxonomy']) :
|
|
$options = explode('|', $attribute['value']);
|
|
$options = array_map('trim', $options);
|
|
$values = array_intersect( $options, $values );
|
|
endif;
|
|
|
|
$values = array_unique($values);
|
|
|
|
}
|
|
|
|
$available_attributes[$attribute['name']] = array_unique($values);
|
|
}
|
|
|
|
return $available_attributes;
|
|
}
|
|
|
|
/**
|
|
* Gets the main product image
|
|
*/
|
|
function get_image( $size = 'shop_thumbnail' ) {
|
|
global $woocommerce;
|
|
|
|
if (has_post_thumbnail($this->id)) :
|
|
echo get_the_post_thumbnail($this->id, $size);
|
|
elseif (($parent_id = wp_get_post_parent_id( $this->id )) && has_post_thumbnail($parent_id)) :
|
|
echo get_the_post_thumbnail($parent_id, $size);
|
|
else :
|
|
echo '<img src="'.$woocommerce->plugin_url(). '/assets/images/placeholder.png" alt="Placeholder" width="'.$woocommerce->get_image_size('shop_thumbnail_image_width').'" height="'.$woocommerce->get_image_size('shop_thumbnail_image_height').'" />';
|
|
endif;
|
|
}
|
|
|
|
/**
|
|
* Checks sale data to see if the product is due to go on sale/sale has expired, and updates the main price
|
|
*/
|
|
function check_sale_price() {
|
|
global $woocommerce;
|
|
|
|
if ($this->sale_price_dates_from && $this->sale_price_dates_from < current_time('timestamp')) :
|
|
|
|
if ($this->sale_price && $this->price!==$this->sale_price) :
|
|
|
|
$this->price = $this->sale_price;
|
|
update_post_meta($this->id, '_price', $this->price);
|
|
|
|
// Grouped product prices and sale status are affected by children
|
|
$this->grouped_product_sync();
|
|
|
|
// Clear transient
|
|
$woocommerce->clear_product_transients( $this->id );
|
|
|
|
endif;
|
|
|
|
endif;
|
|
|
|
if ($this->sale_price_dates_to && $this->sale_price_dates_to < current_time('timestamp')) :
|
|
|
|
if ($this->regular_price && $this->price!==$this->regular_price) :
|
|
|
|
$this->price = $this->regular_price;
|
|
update_post_meta($this->id, '_price', $this->price);
|
|
|
|
// Sale has expired - clear the schedule boxes
|
|
update_post_meta($this->id, '_sale_price', '');
|
|
update_post_meta($this->id, '_sale_price_dates_from', '');
|
|
update_post_meta($this->id, '_sale_price_dates_to', '');
|
|
|
|
// Grouped product prices and sale status are affected by children
|
|
$this->grouped_product_sync();
|
|
|
|
// Clear transient
|
|
$woocommerce->clear_product_transients( $this->id );
|
|
|
|
endif;
|
|
|
|
endif;
|
|
}
|
|
|
|
/**
|
|
* Sync grouped products with the childs lowest price (so they can be sorted by price accurately)
|
|
**/
|
|
function grouped_product_sync() {
|
|
|
|
global $wpdb;
|
|
$post_parent = $wpdb->get_var("SELECT post_parent FROM $wpdb->posts WHERE ID = $this->id;");
|
|
|
|
if (!$post_parent) return;
|
|
|
|
$children_by_price = get_posts( array(
|
|
'post_parent' => $post_parent,
|
|
'orderby' => 'meta_value_num',
|
|
'order' => 'asc',
|
|
'meta_key' => '_price',
|
|
'posts_per_page' => 1,
|
|
'post_type' => 'product',
|
|
'fields' => 'ids'
|
|
));
|
|
if ($children_by_price) :
|
|
foreach ($children_by_price as $child) :
|
|
$child_price = get_post_meta($child, '_price', true);
|
|
update_post_meta( $post_parent, '_price', $child_price );
|
|
endforeach;
|
|
endif;
|
|
}
|
|
|
|
} |