<?php
/**
* WooCommerce REST Functions
*
* Functions for REST specific things.
*
* @package WooCommerce\Functions
* @version 2.6.0
*/
defined( 'ABSPATH' ) || exit;
/**
* Parses and formats a date for ISO8601/RFC3339.
*
* Required WP 4.4 or later.
* See https://developer.wordpress.org/reference/functions/mysql_to_rfc3339/
*
* @since 2.6.0
* @param string|null|WC_DateTime $date Date.
* @param bool $utc Send false to get local/offset time.
* @return string|null ISO8601/RFC3339 formatted datetime.
*/
function wc_rest_prepare_date_response( $date, $utc = true ) {
if ( is_numeric( $date ) ) {
$date = new WC_DateTime( "@$date", new DateTimeZone( 'UTC' ) );
$date->setTimezone( new DateTimeZone( wc_timezone_string() ) );
} elseif ( is_string( $date ) ) {
$date = new WC_DateTime( $date, new DateTimeZone( 'UTC' ) );
$date->setTimezone( new DateTimeZone( wc_timezone_string() ) );
}
if ( ! is_a( $date, 'WC_DateTime' ) ) {
return null;
}
// Get timestamp before changing timezone to UTC.
return gmdate( 'Y-m-d\TH:i:s', $utc ? $date->getTimestamp() : $date->getOffsetTimestamp() );
}
/**
* Returns image mime types users are allowed to upload via the API.
*
* @since 2.6.4
* @return array
*/
function wc_rest_allowed_image_mime_types() {
return apply_filters(
'woocommerce_rest_allowed_image_mime_types',
array(
'jpg|jpeg|jpe' => 'image/jpeg',
'gif' => 'image/gif',
'png' => 'image/png',
'bmp' => 'image/bmp',
'tiff|tif' => 'image/tiff',
'ico' => 'image/x-icon',
'webp' => 'image/webp',
)
);
}
/**
* Upload image from URL.
*
* @since 2.6.0
* @param string $image_url Image URL.
* @return array|WP_Error Attachment data or error message.
*/
function wc_rest_upload_image_from_url( $image_url ) {
$parsed_url = wp_parse_url( $image_url );
// Check parsed URL.
if ( ! $parsed_url || ! is_array( $parsed_url ) ) {
/* translators: %s: image URL */
return new WP_Error( 'woocommerce_rest_invalid_image_url', sprintf( __( 'Invalid URL %s.', 'woocommerce' ), $image_url ), array( 'status' => 400 ) );
}
// Ensure url is valid.
$image_url = esc_url_raw( $image_url );
// download_url function is part of wp-admin.
if ( ! function_exists( 'download_url' ) ) {
include_once ABSPATH . 'wp-admin/includes/file.php';
}
$file_array = array();
$file_array['name'] = basename( current( explode( '?', $image_url ) ) );
// Download file to temp location.
$file_array['tmp_name'] = download_url( $image_url );
// If error storing temporarily, return the error.
if ( is_wp_error( $file_array['tmp_name'] ) ) {
return new WP_Error(
'woocommerce_rest_invalid_remote_image_url',
/* translators: %s: image URL */
sprintf( __( 'Error getting remote image %s.', 'woocommerce' ), $image_url ) . ' '
/* translators: %s: error message */
. sprintf( __( 'Error: %s', 'woocommerce' ), $file_array['tmp_name']->get_error_message() ),
array( 'status' => 400 )
);
}
// Do the validation and storage stuff.
$file = wp_handle_sideload(
$file_array,
array(
'test_form' => false,
'mimes' => wc_rest_allowed_image_mime_types(),
),
current_time( 'Y/m' )
);
if ( isset( $file['error'] ) ) {
@unlink( $file_array['tmp_name'] ); // @codingStandardsIgnoreLine.
/* translators: %s: error message */
return new WP_Error( 'woocommerce_rest_invalid_image', sprintf( __( 'Invalid image: %s', 'woocommerce' ), $file['error'] ), array( 'status' => 400 ) );
}
do_action( 'woocommerce_rest_api_uploaded_image_from_url', $file, $image_url );
return $file;
}
/**
* Set uploaded image as attachment.
*
* @since 2.6.0
* @param array $upload Upload information from wp_upload_bits.
* @param int $id Post ID. Default to 0.
* @return int Attachment ID
*/
function wc_rest_set_uploaded_image_as_attachment( $upload, $id = 0 ) {
$info = wp_check_filetype( $upload['file'] );
$title = '';
$content = '';
if ( ! function_exists( 'wp_generate_attachment_metadata' ) ) {
include_once ABSPATH . 'wp-admin/includes/image.php';
}
$image_meta = @wp_read_image_metadata( $upload['file'] );
if ( $image_meta ) {
if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
$title = wc_clean( $image_meta['title'] );
}
if ( trim( $image_meta['caption'] ) ) {
$content = wc_clean( $image_meta['caption'] );
}
}
$attachment = array(
'post_mime_type' => $info['type'],
'guid' => $upload['url'],
'post_parent' => $id,
'post_title' => $title ? $title : basename( $upload['file'] ),
'post_content' => $content,
);
$attachment_id = wp_insert_attachment( $attachment, $upload['file'], $id );
if ( ! is_wp_error( $attachment_id ) ) {
@wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $upload['file'] ) );
}
return $attachment_id;
}
/**
* Validate reports request arguments.
*
* @since 2.6.0
* @param mixed $value Value to validate.
* @param WP_REST_Request $request Request instance.
* @param string $param Param to validate.
* @return WP_Error|boolean
*/
function wc_rest_validate_reports_request_arg( $value, $request, $param ) {
$attributes = $request->get_attributes();
if ( ! isset( $attributes['args'][ $param ] ) || ! is_array( $attributes['args'][ $param ] ) ) {
return true;
}
$args = $attributes['args'][ $param ];
if ( 'string' === $args['type'] && ! is_string( $value ) ) {
/* translators: 1: param 2: type */
return new WP_Error( 'woocommerce_rest_invalid_param', sprintf( __( '%1$s is not of type %2$s', 'woocommerce' ), $param, 'string' ) );
}
if ( 'date' === $args['format'] ) {
$regex = '#^\d{4}-\d{2}-\d{2}$#';
if ( ! preg_match( $regex, $value, $matches ) ) {
return new WP_Error( 'woocommerce_rest_invalid_date', __( 'The date you provided is invalid.', 'woocommerce' ) );
}
}
return true;
}
/**
* Encodes a value according to RFC 3986.
* Supports multidimensional arrays.
*
* @since 2.6.0
* @param string|array $value The value to encode.
* @return string|array Encoded values.
*/
function wc_rest_urlencode_rfc3986( $value ) {
if ( is_array( $value ) ) {
return array_map( 'wc_rest_urlencode_rfc3986', $value );
}
return str_replace( array( '+', '%7E' ), array( ' ', '~' ), rawurlencode( $value ) );
}
/**
* Check permissions of posts on REST API.
*
* @since 2.6.0
* @param string $post_type Post type.
* @param string $context Request context.
* @param int $object_id Post ID.
* @return bool
*/
function wc_rest_check_post_permissions( $post_type, $context = 'read', $object_id = 0 ) {
$contexts = array(
'read' => 'read_private_posts',
'create' => 'publish_posts',
'edit' => 'edit_post',
'delete' => 'delete_post',
'batch' => 'edit_others_posts',
);
if ( 'revision' === $post_type ) {
$permission = false;
} else {
$cap = $contexts[ $context ];
$post_type_object = get_post_type_object( $post_type );
$permission = current_user_can( $post_type_object->cap->$cap, $object_id );
}
return apply_filters( 'woocommerce_rest_check_permissions', $permission, $context, $object_id, $post_type );
}
/**
* Check permissions of users on REST API.
*
* @since 2.6.0
* @param string $context Request context.
* @param int $object_id Post ID.
* @return bool
*/
function wc_rest_check_user_permissions( $context = 'read', $object_id = 0 ) {
$contexts = array(
'read' => 'list_users',
'create' => 'promote_users', // Check if current user can create users, shop managers are not allowed to create users.
'edit' => 'edit_users',
'delete' => 'delete_users',
'batch' => 'promote_users',
);
// Check to allow shop_managers to manage only customers.
if ( in_array( $context, array( 'edit', 'delete' ), true ) && wc_current_user_has_role( 'shop_manager' ) ) {
$permission = false;
$user_data = get_userdata( $object_id );
$shop_manager_editable_roles = apply_filters( 'woocommerce_shop_manager_editable_roles', array( 'customer' ) );
if ( isset( $user_data->roles ) ) {
$can_manage_users = array_intersect( $user_data->roles, array_unique( $shop_manager_editable_roles ) );
// Check if Shop Manager can edit customer or with the is same shop manager.
if ( 0 < count( $can_manage_users ) || intval( $object_id ) === intval( get_current_user_id() ) ) {
$permission = current_user_can( $contexts[ $context ], $object_id );
}
}
} else {
$permission = current_user_can( $contexts[ $context ], $object_id );
}
return apply_filters( 'woocommerce_rest_check_permissions', $permission, $context, $object_id, 'user' );
}
/**
* Check permissions of product terms on REST API.
*
* @since 2.6.0
* @param string $taxonomy Taxonomy.
* @param string $context Request context.
* @param int $object_id Post ID.
* @return bool
*/
function wc_rest_check_product_term_permissions( $taxonomy, $context = 'read', $object_id = 0 ) {
$contexts = array(
'read' => 'manage_terms',
'create' => 'edit_terms',
'edit' => 'edit_terms',
'delete' => 'delete_terms',
'batch' => 'edit_terms',
);
$cap = $contexts[ $context ];
$taxonomy_object = get_taxonomy( $taxonomy );
$permission = current_user_can( $taxonomy_object->cap->$cap, $object_id );
return apply_filters( 'woocommerce_rest_check_permissions', $permission, $context, $object_id, $taxonomy );
}
/**
* Check manager permissions on REST API.
*
* @since 2.6.0
* @param string $object Object.
* @param string $context Request context.
* @return bool
*/
function wc_rest_check_manager_permissions( $object, $context = 'read' ) {
$objects = array(
'reports' => 'view_woocommerce_reports',
'settings' => 'manage_woocommerce',
'system_status' => 'manage_woocommerce',
'attributes' => 'manage_product_terms',
'shipping_methods' => 'manage_woocommerce',
'payment_gateways' => 'manage_woocommerce',
'webhooks' => 'manage_woocommerce',
);
$permission = current_user_can( $objects[ $object ] );
return apply_filters( 'woocommerce_rest_check_permissions', $permission, $context, 0, $object );
}
/**
* Check product reviews permissions on REST API.
*
* @since 3.5.0
* @param string $context Request context.
* @param string $object_id Object ID.
* @return bool
*/
function wc_rest_check_product_reviews_permissions( $context = 'read', $object_id = 0 ) {
$permission = false;
$contexts = array(
'read' => 'moderate_comments',
'create' => 'edit_products',
'edit' => 'edit_products',
'delete' => 'edit_products',
'batch' => 'edit_products',
);
if ( $object_id > 0 ) {
$object = get_comment( $object_id );
if ( ! is_a( $object, 'WP_Comment' ) || get_comment_type( $object ) !== 'review' ) {
return false;
}
}
if ( isset( $contexts[ $context ] ) ) {
$permission = current_user_can( $contexts[ $context ], $object_id );
}
return apply_filters( 'woocommerce_rest_check_permissions', $permission, $context, $object_id, 'product_review' );
}