445 lines
15 KiB
PHP
445 lines
15 KiB
PHP
<?php
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/**
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* WooCommerce API Coupons Class
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*
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* Handles requests to the /coupons endpoint
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*
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* @author WooThemes
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* @category API
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* @package WooCommerce/API
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* @since 2.1
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*/
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
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class WC_API_Coupons extends WC_API_Resource {
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/** @var string $base the route base */
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protected $base = '/coupons';
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/**
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* Register the routes for this class
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*
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* GET /coupons
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* GET /coupons/count
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* GET /coupons/<id>
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*
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* @since 2.1
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* @param array $routes
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* @return array
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*/
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public function register_routes( $routes ) {
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# GET/POST /coupons
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$routes[ $this->base ] = array(
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array( array( $this, 'get_coupons' ), WC_API_Server::READABLE ),
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array( array( $this, 'create_coupon' ), WC_API_Server::CREATABLE | WC_API_Server::ACCEPT_DATA ),
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);
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# GET /coupons/count
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$routes[ $this->base . '/count'] = array(
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array( array( $this, 'get_coupons_count' ), WC_API_Server::READABLE ),
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);
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# GET/PUT/DELETE /coupons/<id>
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$routes[ $this->base . '/(?P<id>\d+)' ] = array(
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array( array( $this, 'get_coupon' ), WC_API_Server::READABLE ),
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array( array( $this, 'edit_coupon' ), WC_API_SERVER::EDITABLE | WC_API_SERVER::ACCEPT_DATA ),
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array( array( $this, 'delete_coupon' ), WC_API_SERVER::DELETABLE ),
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);
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# GET /coupons/code/<code>, note that coupon codes can contain spaces, dashes and underscores
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$routes[ $this->base . '/code/(?P<code>\w[\w\s\-]*)' ] = array(
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array( array( $this, 'get_coupon_by_code' ), WC_API_Server::READABLE ),
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);
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return $routes;
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}
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/**
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* Get all coupons
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*
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* @since 2.1
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* @param string $fields
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* @param array $filter
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* @param int $page
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* @return array
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*/
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public function get_coupons( $fields = null, $filter = array(), $page = 1 ) {
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$filter['page'] = $page;
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$query = $this->query_coupons( $filter );
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$coupons = array();
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foreach( $query->posts as $coupon_id ) {
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if ( ! $this->is_readable( $coupon_id ) ) {
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continue;
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}
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$coupons[] = current( $this->get_coupon( $coupon_id, $fields ) );
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}
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$this->server->add_pagination_headers( $query );
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return array( 'coupons' => $coupons );
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}
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/**
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* Get the coupon for the given ID
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*
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* @since 2.1
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* @param int $id the coupon ID
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* @param string $fields fields to include in response
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* @return array|WP_Error
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*/
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public function get_coupon( $id, $fields = null ) {
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global $wpdb;
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$id = $this->validate_request( $id, 'shop_coupon', 'read' );
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if ( is_wp_error( $id ) ) {
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return $id;
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}
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// get the coupon code
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$code = $wpdb->get_var( $wpdb->prepare( "SELECT post_title FROM $wpdb->posts WHERE id = %s AND post_type = 'shop_coupon' AND post_status = 'publish'", $id ) );
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if ( is_null( $code ) ) {
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return new WP_Error( 'woocommerce_api_invalid_coupon_id', __( 'Invalid coupon ID', 'woocommerce' ), array( 'status' => 404 ) );
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}
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$coupon = new WC_Coupon( $code );
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$coupon_post = get_post( $coupon->id );
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$coupon_data = array(
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'id' => $coupon->id,
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'code' => $coupon->code,
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'type' => $coupon->type,
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'created_at' => $this->server->format_datetime( $coupon_post->post_date_gmt ),
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'updated_at' => $this->server->format_datetime( $coupon_post->post_modified_gmt ),
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'amount' => wc_format_decimal( $coupon->amount, 2 ),
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'individual_use' => ( 'yes' === $coupon->individual_use ),
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'product_ids' => array_map( 'absint', (array) $coupon->product_ids ),
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'exclude_product_ids' => array_map( 'absint', (array) $coupon->exclude_product_ids ),
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'usage_limit' => ( ! empty( $coupon->usage_limit ) ) ? $coupon->usage_limit : null,
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'usage_limit_per_user' => ( ! empty( $coupon->usage_limit_per_user ) ) ? $coupon->usage_limit_per_user : null,
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'limit_usage_to_x_items' => (int) $coupon->limit_usage_to_x_items,
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'usage_count' => (int) $coupon->usage_count,
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'expiry_date' => $this->server->format_datetime( $coupon->expiry_date ),
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'apply_before_tax' => $coupon->apply_before_tax(),
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'enable_free_shipping' => $coupon->enable_free_shipping(),
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'product_category_ids' => array_map( 'absint', (array) $coupon->product_categories ),
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'exclude_product_category_ids' => array_map( 'absint', (array) $coupon->exclude_product_categories ),
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'exclude_sale_items' => $coupon->exclude_sale_items(),
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'minimum_amount' => wc_format_decimal( $coupon->minimum_amount, 2 ),
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'customer_emails' => $coupon->customer_email,
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);
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return array( 'coupon' => apply_filters( 'woocommerce_api_coupon_response', $coupon_data, $coupon, $fields, $this->server ) );
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}
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/**
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* Get the total number of coupons
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*
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* @since 2.1
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* @param array $filter
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* @return array
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*/
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public function get_coupons_count( $filter = array() ) {
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$query = $this->query_coupons( $filter );
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if ( ! current_user_can( 'read_private_shop_coupons' ) ) {
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return new WP_Error( 'woocommerce_api_user_cannot_read_coupons_count', __( 'You do not have permission to read the coupons count', 'woocommerce' ), array( 'status' => 401 ) );
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}
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return array( 'count' => (int) $query->found_posts );
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}
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/**
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* Get the coupon for the given code
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*
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* @since 2.1
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* @param string $code the coupon code
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* @param string $fields fields to include in response
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* @return int|WP_Error
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*/
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public function get_coupon_by_code( $code, $fields = null ) {
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global $wpdb;
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$id = $wpdb->get_var( $wpdb->prepare( "SELECT id FROM $wpdb->posts WHERE post_title = %s AND post_type = 'shop_coupon' AND post_status = 'publish'", $code ) );
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if ( is_null( $id ) ) {
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return new WP_Error( 'woocommerce_api_invalid_coupon_code', __( 'Invalid coupon code', 'woocommerce' ), array( 'status' => 404 ) );
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}
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return $this->get_coupon( $id, $fields );
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}
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/**
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* Create a coupon
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*
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* @since 2.2
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* @param array $data
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* @return array
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*/
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public function create_coupon( $data ) {
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global $wpdb;
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// Check user permission
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if ( ! current_user_can( 'publish_shop_coupons' ) ) {
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return new WP_Error( 'woocommerce_api_user_cannot_create_coupon', __( 'You do not have permission to create coupons', 'woocommerce' ), array( 'status' => 401 ) );
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}
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// Check if coupon code is specified
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if ( ! isset( $data['code'] ) ) {
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return new WP_Error( 'woocommerce_api_missing_coupon_code', sprintf( __( 'Missing parameter %s' ), 'code' ), array( 'status' => 400 ) );
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}
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$coupon_code = apply_filters( 'woocommerce_coupon_code', $data['code'] );
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// Check for duplicate coupon codes
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$coupon_found = $wpdb->get_var( $wpdb->prepare( "
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SELECT $wpdb->posts.ID
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FROM $wpdb->posts
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WHERE $wpdb->posts.post_type = 'shop_coupon'
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AND $wpdb->posts.post_status = 'publish'
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AND $wpdb->posts.post_title = '%s'
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", $coupon_code ) );
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if ( $coupon_found ) {
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return new WP_Error( 'woocommerce_api_coupon_code_already_exists', __( 'The coupon code already exists' ), array( 'status' => 400 ) );
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}
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$defaults = array(
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'type' => 'fixed_cart',
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'amount' => 0,
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'individual_use' => 'no',
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'product_ids' => array(),
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'exclude_product_ids' => array(),
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'usage_limit' => '',
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'usage_limit_per_user' => '',
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'limit_usage_to_x_items' => '',
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'usage_count' => '',
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'expiry_date' => '',
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'apply_before_tax' => 'yes',
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'free_shipping' => 'no',
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'product_categories' => array(),
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'exclude_product_categories' => array(),
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'exclude_sale_items' => 'no',
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'minimum_amount' => '',
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'customer_email' => array(),
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);
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$coupon_data = wp_parse_args( $data, $defaults );
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// Validate coupon types
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if ( ! in_array( wc_clean( $data['type'] ), array_keys( wc_get_coupon_types() ) ) ) {
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return new WP_Error( 'woocommerce_api_invalid_coupon_type', sprintf( __( 'Invalid coupon type - the coupon type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_coupon_types() ) ) ), array( 'status' => 400 ) );
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}
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$new_coupon = array(
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'post_title' => $coupon_code,
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'post_content' => '',
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'post_status' => 'publish',
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'post_author' => get_current_user_id(),
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'post_type' => 'shop_coupon'
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);
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$id = wp_insert_post( $new_coupon, $wp_error = false );
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if ( is_wp_error( $id ) ) {
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return new WP_Error( 'woocommerce_api_cannot_create_coupon', $id->get_error_message(), array( 'status' => 400 ) );
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}
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// Add POST Meta
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update_post_meta( $id, 'discount_type', $coupon_data['type'] );
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update_post_meta( $id, 'coupon_amount', wc_format_decimal( $coupon_data['amount'] ) );
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update_post_meta( $id, 'individual_use', $coupon_data['individual_use'] );
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update_post_meta( $id, 'product_ids', implode( ',', array_filter( array_map( 'intval', $coupon_data['product_ids'] ) ) ) );
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update_post_meta( $id, 'exclude_product_ids', implode( ',', array_filter( array_map( 'intval', $coupon_data['exclude_product_ids'] ) ) ) );
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update_post_meta( $id, 'usage_limit', absint( $coupon_data['usage_limit'] ) );
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update_post_meta( $id, 'usage_limit_per_user', absint( $coupon_data['usage_limit_per_user'] ) );
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update_post_meta( $id, 'limit_usage_to_x_items', absint( $coupon_data['limit_usage_to_x_items'] ) );
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update_post_meta( $id, 'usage_count', absint( $coupon_data['usage_count'] ) );
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update_post_meta( $id, 'expiry_date', wc_clean( $coupon_data['expiry_date'] ) );
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update_post_meta( $id, 'apply_before_tax', wc_clean( $coupon_data['apply_before_tax'] ) );
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update_post_meta( $id, 'free_shipping', wc_clean( $coupon_data['free_shipping'] ) );
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update_post_meta( $id, 'product_categories', array_filter( array_map( 'intval', $coupon_data['product_categories'] ) ) );
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update_post_meta( $id, 'exclude_product_categories', array_filter( array_map( 'intval', $coupon_data['exclude_product_categories'] ) ) );
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update_post_meta( $id, 'exclude_sale_items', wc_clean( $coupon_data['exclude_sale_items'] ) );
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update_post_meta( $id, 'minimum_amount', wc_format_decimal( $coupon_data['minimum_amount'] ) );
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update_post_meta( $id, 'customer_email', array_filter( array_map( 'sanitize_email', $coupon_data['customer_email'] ) ) );
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do_action( 'woocommerce_api_create_coupon', $id, $data );
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$this->server->send_status( 201 );
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return $this->get_coupon( $id );
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}
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/**
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* Edit a coupon
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*
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* @since 2.2
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* @param int $id the coupon ID
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* @param array $data
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* @return array
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*/
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public function edit_coupon( $id, $data ) {
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$id = $this->validate_request( $id, 'shop_coupon', 'edit' );
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if ( is_wp_error( $id ) ) {
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return $id;
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}
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if ( isset( $data['code'] ) ) {
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global $wpdb;
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$coupon_code = apply_filters( 'woocommerce_coupon_code', $data['code'] );
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// Check for duplicate coupon codes
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$coupon_found = $wpdb->get_var( $wpdb->prepare( "
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SELECT $wpdb->posts.ID
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FROM $wpdb->posts
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WHERE $wpdb->posts.post_type = 'shop_coupon'
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AND $wpdb->posts.post_status = 'publish'
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AND $wpdb->posts.post_title = '%s'
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AND $wpdb->posts.ID != %s
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", $coupon_code, $id ) );
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if ( $coupon_found ) {
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return new WP_Error( 'woocommerce_api_coupon_code_already_exists', __( 'The coupon code already exists' ), array( 'status' => 400 ) );
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}
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$id = wp_update_post( array( 'ID' => intval( $id ), 'post_title' => $coupon_code ) );
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if ( 0 === $id ) {
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return new WP_Error( 'woocommerce_api_cannot_update_coupon', __( 'Failed to update coupon', 'woocommerce'), array( 'status' => 400 ) );
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}
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}
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if ( isset( $data['type'] ) ) {
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// Validate coupon types
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if ( ! in_array( wc_clean( $data['type'] ), array_keys( wc_get_coupon_types() ) ) ) {
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return new WP_Error( 'woocommerce_api_invalid_coupon_type', sprintf( __( 'Invalid coupon type - the coupon type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_coupon_types() ) ) ), array( 'status' => 400 ) );
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}
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update_post_meta( $id, 'discount_type', $data['type'] );
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}
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if ( isset( $data['amount'] ) ) {
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update_post_meta( $id, 'coupon_amount', wc_format_decimal( $data['amount'] ) );
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}
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if ( isset( $data['individual_use'] ) ) {
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update_post_meta( $id, 'individual_use', $data['individual_use'] );
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}
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if ( isset( $data['product_ids'] ) ) {
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update_post_meta( $id, 'product_ids', implode( ',', array_filter( array_map( 'intval', $data['product_ids'] ) ) ) );
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}
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if ( isset( $data['exclude_product_ids'] ) ) {
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update_post_meta( $id, 'exclude_product_ids', implode( ',', array_filter( array_map( 'intval', $data['exclude_product_ids'] ) ) ) );
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}
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if ( isset( $data['usage_limit'] ) ) {
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update_post_meta( $id, 'usage_limit', absint( $data['usage_limit'] ) );
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}
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if ( isset( $data['usage_limit_per_user'] ) ) {
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update_post_meta( $id, 'usage_limit_per_user', absint( $data['usage_limit_per_user'] ) );
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}
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if ( isset( $data['limit_usage_to_x_items'] ) ) {
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update_post_meta( $id, 'limit_usage_to_x_items', absint( $data['limit_usage_to_x_items'] ) );
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}
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if ( isset( $data['usage_count'] ) ) {
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update_post_meta( $id, 'usage_count', absint( $data['usage_count'] ) );
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}
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if ( isset( $data['expiry_date'] ) ) {
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update_post_meta( $id, 'expiry_date', wc_clean( $data['expiry_date'] ) );
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}
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if ( isset( $data['apply_before_tax'] ) ) {
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update_post_meta( $id, 'apply_before_tax', wc_clean( $data['apply_before_tax'] ) );
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}
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if ( isset( $data['free_shipping'] ) ) {
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update_post_meta( $id, 'free_shipping', wc_clean( $data['free_shipping'] ) );
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}
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if ( isset( $data['product_categories'] ) ) {
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update_post_meta( $id, 'product_categories', array_filter( array_map( 'intval', $data['product_categories'] ) ) );
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}
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if ( isset( $data['exclude_product_categories'] ) ) {
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update_post_meta( $id, 'exclude_product_categories', array_filter( array_map( 'intval', $data['exclude_product_categories'] ) ) );
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}
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if ( isset( $data['exclude_sale_items'] ) ) {
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update_post_meta( $id, 'exclude_sale_items', wc_clean( $data['exclude_sale_items'] ) );
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}
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if ( isset( $data['minimum_amount'] ) ) {
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update_post_meta( $id, 'minimum_amount', wc_format_decimal( $data['minimum_amount'] ) );
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}
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if ( isset( $data['customer_email'] ) ) {
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update_post_meta( $id, 'customer_email', array_filter( array_map( 'sanitize_email', $data['customer_email'] ) ) );
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}
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do_action( 'woocommerce_api_edit_coupon', $id, $data );
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return $this->get_coupon( $id );
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}
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/**
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* Delete a coupon
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*
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* @since 2.2
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* @param int $id the coupon ID
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* @param bool $force true to permanently delete coupon, false to move to trash
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* @return array
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*/
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public function delete_coupon( $id, $force = false ) {
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$id = $this->validate_request( $id, 'shop_coupon', 'delete' );
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if ( is_wp_error( $id ) ) {
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return $id;
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}
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return $this->delete( $id, 'shop_coupon', ( 'true' === $force ) );
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}
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/**
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* Helper method to get coupon post objects
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*
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* @since 2.1
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* @param array $args request arguments for filtering query
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* @return WP_Query
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*/
|
|
private function query_coupons( $args ) {
|
|
|
|
// set base query arguments
|
|
$query_args = array(
|
|
'fields' => 'ids',
|
|
'post_type' => 'shop_coupon',
|
|
'post_status' => 'publish',
|
|
);
|
|
|
|
$query_args = $this->merge_query_args( $query_args, $args );
|
|
|
|
return new WP_Query( $query_args );
|
|
}
|
|
|
|
}
|