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1<?php
2/**
3 *
4 * This file is part of the phpBB Forum Software package.
5 *
6 * @copyright (c) phpBB Limited <https://www.phpbb.com>
7 * @license GNU General Public License, version 2 (GPL-2.0)
8 *
9 * For full copyright and license information, please see
10 * the docs/CREDITS.txt file.
11 *
12 */
13
14namespace phpbb\auth\provider\oauth\service;
15
16/**
17 * Twitter OAuth service
18 */
19class twitter extends base
20{
21    /** @var \phpbb\config\config */
22    protected $config;
23
24    /** @var \phpbb\request\request_interface */
25    protected $request;
26
27    /**
28     * Constructor.
29     *
30     * @param \phpbb\config\config                $config        Config object
31     * @param \phpbb\request\request_interface    $request    Request object
32     */
33    public function __construct(\phpbb\config\config $config, \phpbb\request\request_interface $request)
34    {
35        $this->config    = $config;
36        $this->request    = $request;
37    }
38
39    /**
40     * {@inheritdoc}
41     */
42    public function get_service_credentials()
43    {
44        return [
45            'key'        => $this->config['auth_oauth_twitter_key'],
46            'secret'    => $this->config['auth_oauth_twitter_secret'],
47        ];
48    }
49
50    /**
51     * {@inheritdoc}
52     */
53    public function perform_auth_login()
54    {
55        if (!($this->service_provider instanceof \OAuth\OAuth1\Service\Twitter))
56        {
57            throw new exception('AUTH_PROVIDER_OAUTH_ERROR_INVALID_SERVICE_TYPE');
58        }
59
60        $storage = $this->service_provider->getStorage();
61
62        try
63        {
64            /** @var \OAuth\OAuth1\Token\TokenInterface $token */
65            $token = $storage->retrieveAccessToken('Twitter');
66        }
67        catch (\OAuth\Common\Storage\Exception\TokenNotFoundException $e)
68        {
69            throw new exception('AUTH_PROVIDER_OAUTH_ERROR_REQUEST');
70        }
71
72        $secret = $token->getRequestTokenSecret();
73
74        try
75        {
76            // This was a callback request, get the token
77            $this->service_provider->requestAccessToken(
78                $this->request->variable('oauth_token', ''),
79                $this->request->variable('oauth_verifier', ''),
80                $secret
81            );
82        }
83        catch (\OAuth\Common\Http\Exception\TokenResponseException $e)
84        {
85            throw new exception('AUTH_PROVIDER_OAUTH_ERROR_REQUEST');
86        }
87
88        // Send a request with it
89        $result = (array) json_decode($this->service_provider->request('account/verify_credentials.json'), true);
90
91        // Return the unique identifier
92        return $result['id'];
93    }
94
95    /**
96     * {@inheritdoc}
97     */
98    public function perform_token_auth()
99    {
100        if (!($this->service_provider instanceof \OAuth\OAuth1\Service\Twitter))
101        {
102            throw new exception('AUTH_PROVIDER_OAUTH_ERROR_INVALID_SERVICE_TYPE');
103        }
104
105        // Send a request with it
106        $result = (array) json_decode($this->service_provider->request('account/verify_credentials.json'), true);
107
108        // Return the unique identifier
109        return $result['id'];
110    }
111}