wp-stateless / lib / Google / vendor / google / auth / src / Credentials / InsecureCredentials.php

InsecureCredentials.php in WP-Stateless – Google Cloud Storage 3.0.3, at lib/Google/vendor/google/auth/src/Credentials/InsecureCredentials.php

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1	<?php
2	/*
3	* Copyright 2018 Google Inc.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17
18	namespace Google\Auth\Credentials;
19
20	use Google\Auth\FetchAuthTokenInterface;
21
22	/**
23	* Provides a set of credentials that will always return an empty access token.
24	* This is useful for APIs which do not require authentication, for local
25	* service emulators, and for testing.
26	*/
27	class InsecureCredentials implements FetchAuthTokenInterface
28	{
29	/**
30	* @var array
31	*/
32	private $token = [
33	'access_token' => ''
34	];
35
36	/**
37	* Fetches the auth token. In this case it returns an empty string.
38	*
39	* @param callable $httpHandler
40	* @return array A set of auth related metadata, containing the following
41	* keys:
42	* - access_token (string)
43	*/
44	public function fetchAuthToken(callable $httpHandler = null)
45	{
46	return $this->token;
47	}
48
49	/**
50	* Returns the cache key. In this case it returns a null value, disabling
51	* caching.
52	*
53	* @return string\|null
54	*/
55	public function getCacheKey()
56	{
57	return null;
58	}
59
60	/**
61	* Fetches the last received token. In this case, it returns the same empty string
62	* auth token.
63	*
64	* @return array
65	*/
66	public function getLastReceivedToken()
67	{
68	return $this->token;
69	}
70	}
71