woocommerce/includes/class-wc-payment-tokens.php

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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit;
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}
/**
* WooCommerce Payment Tokens.
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*
* An API for storing and managing tokens for gateways and customers.
*
* @class WC_Payment_Tokens
* @since 2.6.0
* @package WooCommerce/Classes
* @category Class
* @author WooThemes
*/
class WC_Payment_Tokens {
/**
* Returns an array of payment token objects associated with the passed customer ID.
* @since 2.6.0
* @param int $customer_id Customer ID
* @param string $gateway Optional Gateway ID for getting tokens for a specific gateway
* @return array Array of token objects
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*/
public static function get_customer_tokens( $customer_id, $gateway_id = '' ) {
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if ( $customer_id < 1 ) {
return array();
}
global $wpdb;
$token_results = $wpdb->get_results( $wpdb->prepare(
"SELECT * FROM {$wpdb->prefix}woocommerce_payment_tokens WHERE user_id = %d",
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$customer_id
) );
if ( empty( $token_results ) ) {
return array();
}
$tokens = array();
foreach ( $token_results as $token_result ) {
if ( empty( $gateway_id ) || $gateway_id === $token_result->gateway_id ) {
$_token = self::get( $token_result->token_id, $token_result );
if ( ! empty( $_token ) ) {
$tokens[ $token_result->token_id ] = $_token;
}
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}
}
return apply_filters( 'woocommerce_get_customer_payment_tokens', $tokens, $customer_id );
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}
/**
* Returns a customers default token or NULL if there is no default token.
* @since 2.6.0
* @param int $customer_id
* @return WC_Payment_Token|null
*/
public static function get_customer_default_token( $customer_id ) {
if ( $customer_id < 1 ) {
return null;
}
global $wpdb;
$token = $wpdb->get_row( $wpdb->prepare(
"SELECT * FROM {$wpdb->prefix}woocommerce_payment_tokens WHERE user_id = %d AND is_default = 1",
$customer_id
) );
if ( $token ) {
return self::get( $token->token_id, $token );
} else {
return null;
}
}
/**
* Returns an array of payment token objects associated with the passed order ID.
* @since 2.6.0
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* @param int $order_id Order ID
* @return array Array of token objects
*/
public static function get_order_tokens( $order_id ) {
$order = wc_get_order( $order_id );
if ( ! $order ) {
return array();
}
$token_ids = get_post_meta( $order_id, '_payment_tokens', true );
if ( empty ( $token_ids ) ) {
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return array();
}
global $wpdb;
$token_ids_as_string = implode( ',', array_map( 'intval', $token_ids ) );
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$token_results = $wpdb->get_results(
"SELECT * FROM {$wpdb->prefix}woocommerce_payment_tokens WHERE token_id IN ( {$token_ids_as_string} )"
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);
if ( empty( $token_results ) ) {
return array();
}
$tokens = array();
foreach ( $token_results as $token_result ) {
$_token = self::get( $token_result->token_id, $token_result );
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if ( ! empty( $_token ) ) {
$tokens[ $token_result->token_id ] = $_token;
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}
}
return apply_filters( 'woocommerce_get_order_payment_tokens', $tokens, $order_id );
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}
/**
* Get a token object by ID.
* @since 2.6.0
* @param int $token_id Token ID
* @return WC_Payment_Token|null Returns a valid payment token or null if no token can be found
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*/
public static function get( $token_id, $token_result = null ) {
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global $wpdb;
if ( is_null( $token_result ) ) {
$token_result = $wpdb->get_row( $wpdb->prepare(
"SELECT * FROM {$wpdb->prefix}woocommerce_payment_tokens WHERE token_id = %d",
$token_id
) );
// Still empty? Token doesn't exist? Don't continue
if ( empty( $token_result ) ) {
return null;
}
}
$token_class = 'WC_Payment_Token_' . $token_result->type;
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if ( class_exists( $token_class ) ) {
$meta = get_metadata( 'payment_token', $token_id );
$passed_meta = array();
if ( ! empty( $meta ) ) {
foreach( $meta as $meta_key => $meta_value ) {
$passed_meta[ $meta_key ] = $meta_value[0];
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}
}
return new $token_class( $token_id, (array) $token_result, $passed_meta );
}
}
/**
* Remove a payment token from the database by ID.
* @since 2.6.0
* @param WC_Payment_Token $token_id Token ID
*/
public static function delete( $token_id ) {
$type = self::get_token_type_by_id( $token_id );
if ( ! empty ( $type ) ) {
$class = 'WC_Payment_Token_' . $type;
$token = new $class( $token_id );
$token->delete();
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}
}
/**
* Loops through all of a users payment tokens and sets is_default to false for all but a specific token.
* @since 2.6.0
* @param int $user_id User to set a default for
* @param int $token_id The ID of the token that should be default
*/
public static function set_users_default( $user_id, $token_id ) {
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global $wpdb; // DB queries so we avoid an infinite loop (update & create use this function)
$users_tokens = self::get_customer_tokens( $user_id );
foreach ( $users_tokens as $token ) {
if ( $token_id === $token->get_id() ) {
$token->set_default( true );
$wpdb->update(
$wpdb->prefix . 'woocommerce_payment_tokens',
array( 'is_default' => 1 ),
array( 'token_id' => $token->get_id(),
) );
} else {
$token->set_default( false );
$wpdb->update(
$wpdb->prefix . 'woocommerce_payment_tokens',
array( 'is_default' => 0 ),
array( 'token_id' => $token->get_id(),
) );
}
}
do_action( 'woocommerce_payment_token_set_default', $token_id );
}
/**
* Returns what type (credit card, echeck, etc) of token a token is by ID.
* @since 2.6.0
* @param int $token_id Token ID
* @return string Type
*/
public static function get_token_type_by_id( $token_id ) {
global $wpdb;
$type = $wpdb->get_var( $wpdb->prepare(
"SELECT type FROM {$wpdb->prefix}woocommerce_payment_tokens WHERE token_id = %d",
$token_id
) );
return $type;
}
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}