113 lines
2.1 KiB
PHP
113 lines
2.1 KiB
PHP
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<?php
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/**
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* PayPal REST API Token
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*
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* @package easy-digital-downloads
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* @subpackage Gateways\PayPal
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* @copyright Copyright (c) 2021, Sandhills Development, LLC
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* @license GPL2+
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*/
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namespace EDD\Gateways\PayPal;
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class Token {
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/**
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* Token object
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*
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* @var object
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*/
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private $token_object;
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/**
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* Token constructor.
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*
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* @param $token_object
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*
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* @throws \RuntimeException
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*/
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public function __construct( $token_object ) {
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if ( is_object( $token_object ) && ! isset( $token_object->created ) ) {
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$token_object->created = time();
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}
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if ( ! $this->is_valid( $token_object ) ) {
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throw new \RuntimeException( __( 'Invalid token.', 'easy-digital-downloads' ) );
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}
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$this->token_object = $token_object;
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}
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/**
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* Creates a new token from a JSON string.
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*
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* @param string $json
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*
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* @return Token
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* @throws \Exception
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*/
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public static function from_json( $json ) {
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return new Token( json_decode( $json ) );
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}
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/**
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* Returns the token object as a JSON string.
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*
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* @since 2.11
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* @return string|false
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*/
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public function to_json() {
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return json_encode( $this->token_object );
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}
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/**
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* Determines whether or not the token has expired.
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*
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* @since 2.11
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* @return bool
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*/
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public function is_expired() {
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// Regenerate tokens 10 minutes early, just in case.
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$expires_in = $this->token_object->expires_in - ( 10 * MINUTE_IN_SECONDS );
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return time() > $this->token_object->created + $expires_in;
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}
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/**
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* Returns the access token.
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*
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* @since 2.11
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* @return string
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*/
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public function token() {
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return $this->token_object->access_token;
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}
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/**
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* Determines whether or not we have a valid token object.
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* Note: This does not check the _expiration_ of the token, just validates that the expected
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* data is _present_.
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*
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* @param object $token_object
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*
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* @since 2.11
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* @return bool
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*/
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private function is_valid( $token_object ) {
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$required_properties = array(
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'created',
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'access_token',
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'expires_in'
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);
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foreach ( $required_properties as $property ) {
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if ( ! isset( $token_object->{$property} ) ) {
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return false;
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}
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}
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return true;
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}
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}
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