580 lines
16 KiB
PHP
580 lines
16 KiB
PHP
<?php
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/**
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* WooCommerce Product Functions
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*
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* Functions for product specific things.
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*
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* @author WooThemes
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* @category Core
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* @package WooCommerce/Functions
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* @version 2.1.0
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*/
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/**
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* Main function for returning products, uses the WC_Product_Factory class.
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*
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* @param mixed $the_product Post object or post ID of the product.
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* @param array $args (default: array()) Contains all arguments to be used to get this product.
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* @return WC_Product
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*/
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function get_product( $the_product = false, $args = array() ) {
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return WC()->product_factory->get_product( $the_product, $args );
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}
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/**
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* Update a product's stock amount
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*
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* @param int $product_id
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* @param int $new_stock_level
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*/
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function wc_update_product_stock( $product_id, $new_stock_level ) {
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$product = get_product( $product_id );
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if ( $product->is_type( 'variation' ) )
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$product->set_stock( $new_stock_level, true );
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else
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$product->set_stock( $new_stock_level );
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}
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/**
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* Update a product's stock status
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*
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* @param int $product_id
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* @param int $status
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*/
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function wc_update_product_stock_status( $product_id, $status ) {
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$product = get_product( $product_id );
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$product-> set_stock_status( $status );
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}
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/**
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* Returns whether or not SKUS are enabled.
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* @return bool
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*/
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function wc_product_sku_enabled() {
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return apply_filters( 'wc_product_sku_enabled', true );
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}
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/**
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* Returns whether or not product weights are enabled.
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* @return bool
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*/
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function wc_product_weight_enabled() {
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return apply_filters( 'wc_product_weight_enabled', true );
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}
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/**
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* Returns whether or not product dimensions (HxWxD) are enabled.
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* @return bool
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*/
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function wc_product_dimensions_enabled() {
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return apply_filters( 'wc_product_dimensions_enabled', true );
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}
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/**
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* Clear all transients cache for product data.
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*
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* @param int $post_id (default: 0)
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*/
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function wc_delete_product_transients( $post_id = 0 ) {
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global $wpdb;
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$post_id = absint( $post_id );
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// Clear core transients
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$transients_to_clear = array(
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'wc_products_onsale',
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'wc_hidden_product_ids',
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'wc_hidden_product_ids_search',
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'wc_attribute_taxonomies',
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'wc_term_counts'
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);
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foreach( $transients_to_clear as $transient ) {
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delete_transient( $transient );
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}
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// Clear transients for which we don't have the name
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$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_uf_pid_%') OR `option_name` LIKE ('_transient_timeout_wc_uf_pid_%')" );
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$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_ln_count_%') OR `option_name` LIKE ('_transient_timeout_wc_ln_count_%')" );
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$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_ship_%') OR `option_name` LIKE ('_transient_timeout_wc_ship_%')" );
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// Clear product specific transients
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$post_transients_to_clear = array(
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'wc_product_children_ids_',
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'wc_product_total_stock_',
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'wc_average_rating_',
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'wc_rating_count_',
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'woocommerce_product_type_', // No longer used
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'wc_product_type_', // No longer used
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);
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if ( $post_id > 0 ) {
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foreach( $post_transients_to_clear as $transient ) {
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delete_transient( $transient . $post_id );
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$wpdb->query( $wpdb->prepare( "DELETE FROM `$wpdb->options` WHERE `option_name` = %s OR `option_name` = %s", '_transient_' . $transient . $post_id, '_transient_timeout_' . $transient . $post_id ) );
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}
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clean_post_cache( $post_id );
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} else {
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foreach( $post_transients_to_clear as $transient ) {
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$wpdb->query( $wpdb->prepare( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE %s OR `option_name` LIKE %s", '_transient_' . $transient . '%', '_transient_timeout_' . $transient . '%' ) );
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}
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}
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}
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/**
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* Function that returns an array containing the IDs of the products that are on sale.
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*
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* @since 2.0
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* @access public
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* @return array
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*/
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function woocommerce_get_product_ids_on_sale() {
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global $wpdb;
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// Load from cache
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$product_ids_on_sale = get_transient( 'wc_products_onsale' );
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// Valid cache found
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if ( false !== $product_ids_on_sale )
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return $product_ids_on_sale;
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$on_sale_posts = $wpdb->get_results( "
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SELECT post.ID, post.post_parent FROM `$wpdb->posts` AS post
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LEFT JOIN `$wpdb->postmeta` AS meta ON post.ID = meta.post_id
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LEFT JOIN `$wpdb->postmeta` AS meta2 ON post.ID = meta2.post_id
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WHERE post.post_type IN ( 'product1', 'product_variation' )
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AND post.post_status = 'publish'
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AND meta.meta_key = '_sale_price'
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AND meta2.meta_key = '_price'
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AND CAST( meta.meta_value AS DECIMAL ) >= 0
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AND CAST( meta.meta_value AS CHAR ) != ''
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AND CAST( meta.meta_value AS DECIMAL ) = CAST( meta2.meta_value AS DECIMAL )
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GROUP BY post.ID;
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" );
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$product_ids_on_sale = array();
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foreach ( $on_sale_posts as $post ) {
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$product_ids_on_sale[] = $post->ID;
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$product_ids_on_sale[] = $post->post_parent;
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}
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$product_ids_on_sale = array_unique( $product_ids_on_sale );
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set_transient( 'wc_products_onsale', $product_ids_on_sale );
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return $product_ids_on_sale;
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}
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/**
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* Function that returns an array containing the IDs of the featured products.
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*
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* @since 2.1
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* @access public
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* @return array
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*/
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function woocommerce_get_featured_product_ids() {
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// Load from cache
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$featured_product_ids = get_transient( 'wc_featured_products' );
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// Valid cache found
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if ( false !== $featured_product_ids )
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return $featured_product_ids;
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$featured = get_posts( array(
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'post_type' => array( 'product', 'product_variation' ),
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'posts_per_page' => -1,
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'post_status' => 'publish',
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'meta_query' => array(
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array(
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'key' => '_visibility',
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'value' => array('catalog', 'visible'),
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'compare' => 'IN'
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),
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array(
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'key' => '_featured',
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'value' => 'yes'
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)
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),
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'fields' => 'id=>parent'
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) );
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$product_ids = array_keys( $featured );
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$parent_ids = array_values( $featured );
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$featured_product_ids = array_unique( array_merge( $product_ids, $parent_ids ) );
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set_transient( 'wc_featured_products', $featured_product_ids );
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return $featured_product_ids;
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}
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/**
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* woocommerce_get_product_terms function.
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*
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* Gets product terms in the order they are defined in the backend.
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*
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* @access public
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* @param mixed $object_id
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* @param mixed $taxonomy
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* @param mixed $fields ids, names, slugs, all
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* @return array
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*/
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function woocommerce_get_product_terms( $object_id, $taxonomy, $fields = 'all' ) {
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if ( ! taxonomy_exists( $taxonomy ) )
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return array();
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$terms = array();
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$object_terms = get_the_terms( $object_id, $taxonomy );
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if ( ! is_array( $object_terms ) )
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return array();
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$args = array( 'fields' => 'ids' );
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$orderby = wc_attribute_orderby( $taxonomy );
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switch ( $orderby ) {
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case 'name' :
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$args['orderby'] = 'name';
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$args['menu_order'] = false;
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break;
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case 'id' :
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$args['orderby'] = 'id';
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$args['order'] = 'ASC';
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$args['menu_order'] = false;
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break;
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case 'menu_order' :
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$args['menu_order'] = 'ASC';
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break;
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}
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$all_terms = array_flip( get_terms( $taxonomy, $args ) );
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switch ( $fields ) {
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case 'names' :
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foreach ( $object_terms as $term )
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$terms[ $all_terms[ $term->term_id ] ] = $term->name;
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break;
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case 'ids' :
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foreach ( $object_terms as $term )
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$terms[ $all_terms[ $term->term_id ] ] = $term->term_id;
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break;
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case 'slugs' :
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foreach ( $object_terms as $term )
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$terms[ $all_terms[ $term->term_id ] ] = $term->slug;
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break;
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case 'all' :
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foreach ( $object_terms as $term )
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$terms[ $all_terms[ $term->term_id ] ] = $term;
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break;
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}
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ksort( $terms );
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return $terms;
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}
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/**
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* Filter to allow product_cat in the permalinks for products.
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*
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* @access public
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* @param string $permalink The existing permalink URL.
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* @param object $post
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* @return string
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*/
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function woocommerce_product_post_type_link( $permalink, $post ) {
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// Abort if post is not a product
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if ( $post->post_type !== 'product' )
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return $permalink;
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// Abort early if the placeholder rewrite tag isn't in the generated URL
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if ( false === strpos( $permalink, '%' ) )
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return $permalink;
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// Get the custom taxonomy terms in use by this post
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$terms = get_the_terms( $post->ID, 'product_cat' );
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if ( empty( $terms ) ) {
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// If no terms are assigned to this post, use a string instead (can't leave the placeholder there)
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$product_cat = _x( 'uncategorized', 'slug', 'woocommerce' );
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} else {
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// Replace the placeholder rewrite tag with the first term's slug
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$first_term = array_shift( $terms );
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$product_cat = $first_term->slug;
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}
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$find = array(
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'%year%',
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'%monthnum%',
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'%day%',
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'%hour%',
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'%minute%',
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'%second%',
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'%post_id%',
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'%category%',
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'%product_cat%'
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);
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$replace = array(
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date_i18n( 'Y', strtotime( $post->post_date ) ),
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date_i18n( 'm', strtotime( $post->post_date ) ),
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date_i18n( 'd', strtotime( $post->post_date ) ),
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date_i18n( 'H', strtotime( $post->post_date ) ),
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date_i18n( 'i', strtotime( $post->post_date ) ),
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date_i18n( 's', strtotime( $post->post_date ) ),
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$post->ID,
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$product_cat,
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$product_cat
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);
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$replace = array_map( 'sanitize_title', $replace );
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$permalink = str_replace( $find, $replace, $permalink );
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return $permalink;
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}
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add_filter( 'post_type_link', 'woocommerce_product_post_type_link', 10, 2 );
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/**
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* Get the placeholder image URL for products etc
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*
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* @access public
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* @return string
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*/
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function woocommerce_placeholder_img_src() {
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return apply_filters( 'woocommerce_placeholder_img_src', WC()->plugin_url() . '/assets/images/placeholder.png' );
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}
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/**
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* Get the placeholder image
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*
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* @access public
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* @return string
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*/
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function woocommerce_placeholder_img( $size = 'shop_thumbnail' ) {
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$dimensions = wc_get_image_size( $size );
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return apply_filters('woocommerce_placeholder_img', '<img src="' . woocommerce_placeholder_img_src() . '" alt="Placeholder" width="' . $dimensions['width'] . '" height="' . $dimensions['height'] . '" />' );
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}
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/**
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* Variation Formatting
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*
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* Gets a formatted version of variation data or item meta
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*
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* @access public
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* @param string $variation (default: '')
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* @param bool $flat (default: false)
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* @return string
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*/
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function woocommerce_get_formatted_variation( $variation = '', $flat = false ) {
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global $woocommerce;
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if ( is_array( $variation ) ) {
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if ( ! $flat )
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$return = '<dl class="variation">';
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else
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$return = '';
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$variation_list = array();
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foreach ( $variation as $name => $value ) {
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if ( ! $value )
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continue;
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// If this is a term slug, get the term's nice name
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if ( taxonomy_exists( esc_attr( str_replace( 'attribute_', '', $name ) ) ) ) {
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$term = get_term_by( 'slug', $value, esc_attr( str_replace( 'attribute_', '', $name ) ) );
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if ( ! is_wp_error( $term ) && $term->name )
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$value = $term->name;
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}
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if ( $flat )
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$variation_list[] = wc_attribute_label(str_replace('attribute_', '', $name)).': '.$value;
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else
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$variation_list[] = '<dt>'.wc_attribute_label(str_replace('attribute_', '', $name)).':</dt><dd>'.$value.'</dd>';
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}
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if ( $flat )
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$return .= implode( ', ', $variation_list );
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else
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$return .= implode( '', $variation_list );
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if ( ! $flat )
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$return .= '</dl>';
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return $return;
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}
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}
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/**
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* Function which handles the start and end of scheduled sales via cron.
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*
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* @access public
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* @return void
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*/
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function woocommerce_scheduled_sales() {
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global $woocommerce, $wpdb;
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// Sales which are due to start
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$product_ids = $wpdb->get_col( $wpdb->prepare( "
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SELECT postmeta.post_id FROM {$wpdb->postmeta} as postmeta
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LEFT JOIN {$wpdb->postmeta} as postmeta_2 ON postmeta.post_id = postmeta_2.post_id
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LEFT JOIN {$wpdb->postmeta} as postmeta_3 ON postmeta.post_id = postmeta_3.post_id
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WHERE postmeta.meta_key = '_sale_price_dates_from'
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AND postmeta_2.meta_key = '_price'
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AND postmeta_3.meta_key = '_sale_price'
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AND postmeta.meta_value > 0
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AND postmeta.meta_value < %s
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AND postmeta_2.meta_value != postmeta_3.meta_value
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", current_time( 'timestamp' ) ) );
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if ( $product_ids ) {
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foreach ( $product_ids as $product_id ) {
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$sale_price = get_post_meta( $product_id, '_sale_price', true );
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if ( $sale_price ) {
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update_post_meta( $product_id, '_price', $sale_price );
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} else {
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// No sale price!
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update_post_meta( $product_id, '_sale_price_dates_from', '' );
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update_post_meta( $product_id, '_sale_price_dates_to', '' );
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}
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wc_delete_product_transients( $product_id );
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$parent = wp_get_post_parent_id( $product_id );
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// Sync parent
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if ( $parent ) {
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// We can force varaible product price to sync up by removing their min price meta
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delete_post_meta( $parent, '_min_variation_price' );
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// Grouped products need syncing via a function
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$this_product = get_product( $product_id );
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if ( $this_product->is_type( 'simple' ) )
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$this_product->grouped_product_sync();
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wc_delete_product_transients( $parent );
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}
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}
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}
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// Sales which are due to end
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$product_ids = $wpdb->get_col( $wpdb->prepare( "
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SELECT postmeta.post_id FROM {$wpdb->postmeta} as postmeta
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LEFT JOIN {$wpdb->postmeta} as postmeta_2 ON postmeta.post_id = postmeta_2.post_id
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LEFT JOIN {$wpdb->postmeta} as postmeta_3 ON postmeta.post_id = postmeta_3.post_id
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WHERE postmeta.meta_key = '_sale_price_dates_to'
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AND postmeta_2.meta_key = '_price'
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AND postmeta_3.meta_key = '_regular_price'
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AND postmeta.meta_value > 0
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AND postmeta.meta_value < %s
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AND postmeta_2.meta_value != postmeta_3.meta_value
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", current_time( 'timestamp' ) ) );
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if ( $product_ids ) {
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foreach ( $product_ids as $product_id ) {
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$regular_price = get_post_meta( $product_id, '_regular_price', true );
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update_post_meta( $product_id, '_price', $regular_price );
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update_post_meta( $product_id, '_sale_price', '' );
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update_post_meta( $product_id, '_sale_price_dates_from', '' );
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update_post_meta( $product_id, '_sale_price_dates_to', '' );
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wc_delete_product_transients( $product_id );
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$parent = wp_get_post_parent_id( $product_id );
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// Sync parent
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if ( $parent ) {
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// We can force variable product price to sync up by removing their min price meta
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delete_post_meta( $parent, '_min_variation_price' );
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// Grouped products need syncing via a function
|
|
$this_product = get_product( $product_id );
|
|
if ( $this_product->is_type( 'simple' ) )
|
|
$this_product->grouped_product_sync();
|
|
|
|
wc_delete_product_transients( $parent );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
add_action( 'woocommerce_scheduled_sales', 'woocommerce_scheduled_sales' );
|
|
|
|
/**
|
|
* woocommerce_get_attachment_image_attributes function.
|
|
*
|
|
* @access public
|
|
* @param mixed $attr
|
|
* @return void
|
|
*/
|
|
function woocommerce_get_attachment_image_attributes( $attr ) {
|
|
if ( strstr( $attr['src'], 'woocommerce_uploads/' ) )
|
|
$attr['src'] = woocommerce_placeholder_img_src();
|
|
|
|
return $attr;
|
|
}
|
|
add_filter( 'wp_get_attachment_image_attributes', 'woocommerce_get_attachment_image_attributes' );
|
|
|
|
|
|
/**
|
|
* woocommerce_prepare_attachment_for_js function.
|
|
*
|
|
* @access public
|
|
* @param mixed $response
|
|
* @return void
|
|
*/
|
|
function woocommerce_prepare_attachment_for_js( $response ) {
|
|
|
|
if ( isset( $response['url'] ) && strstr( $response['url'], 'woocommerce_uploads/' ) ) {
|
|
$response['full']['url'] = woocommerce_placeholder_img_src();
|
|
if ( isset( $response['sizes'] ) ) {
|
|
foreach( $response['sizes'] as $size => $value ) {
|
|
$response['sizes'][ $size ]['url'] = woocommerce_placeholder_img_src();
|
|
}
|
|
}
|
|
}
|
|
|
|
return $response;
|
|
}
|
|
add_filter( 'wp_prepare_attachment_for_js', 'woocommerce_prepare_attachment_for_js' );
|
|
|
|
/**
|
|
* Track product views
|
|
*/
|
|
function woocommerce_track_product_view() {
|
|
if ( ! is_singular( 'product' ) )
|
|
return;
|
|
|
|
global $post, $product;
|
|
|
|
if ( empty( $_COOKIE['woocommerce_recently_viewed'] ) )
|
|
$viewed_products = array();
|
|
else
|
|
$viewed_products = (array) explode( '|', $_COOKIE['woocommerce_recently_viewed'] );
|
|
|
|
if ( ! in_array( $post->ID, $viewed_products ) )
|
|
$viewed_products[] = $post->ID;
|
|
|
|
if ( sizeof( $viewed_products ) > 15 )
|
|
array_shift( $viewed_products );
|
|
|
|
// Store for session only
|
|
setcookie( "woocommerce_recently_viewed", implode( '|', $viewed_products ), 0, COOKIEPATH, COOKIE_DOMAIN, false, true );
|
|
}
|
|
|
|
add_action( 'template_redirect', 'woocommerce_track_product_view', 20 );
|