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<?php |
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/* |
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* This file is part of the overtrue/socialite. |
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* |
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* (c) overtrue <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Overtrue\Socialite\Providers; |
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use Overtrue\Socialite\AccessTokenInterface; |
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use Overtrue\Socialite\ProviderInterface; |
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use Overtrue\Socialite\User; |
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/** |
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* Class FacebookProvider. |
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* |
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* @link https://developers.facebook.com/docs/graph-api [Facebook - Graph API] |
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*/ |
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class FacebookProvider extends AbstractProvider implements ProviderInterface |
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{ |
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/** |
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* The base Facebook Graph URL. |
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* |
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* @var string |
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*/ |
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protected $graphUrl = 'https://graph.facebook.com'; |
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/** |
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* The Graph API version for the request. |
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* |
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* @var string |
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*/ |
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protected $version = 'v2.9'; |
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/** |
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* The user fields being requested. |
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* |
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* @var array |
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*/ |
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protected $fields = ['first_name', 'last_name', 'email', 'gender', 'verified']; |
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/** |
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* The scopes being requested. |
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* |
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* @var array |
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*/ |
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protected $scopes = ['email']; |
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/** |
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* Display the dialog in a popup view. |
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* |
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* @var bool |
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*/ |
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protected $popup = false; |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getAuthUrl($state) |
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{ |
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return $this->buildAuthUrlFromBase('https://www.facebook.com/'.$this->version.'/dialog/oauth', $state); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getTokenUrl() |
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{ |
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return $this->graphUrl.'/oauth/access_token'; |
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} |
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/** |
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* Get the access token for the given code. |
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* |
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* @param string $code |
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* |
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* @return \Overtrue\Socialite\AccessToken |
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*/ |
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public function getAccessToken($code) |
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{ |
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$response = $this->getHttpClient()->get($this->getTokenUrl(), [ |
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'query' => $this->getTokenFields($code), |
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]); |
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return $this->parseAccessToken($response->getBody()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getUserByToken(AccessTokenInterface $token) |
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{ |
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$appSecretProof = hash_hmac('sha256', $token->getToken(), $this->clientSecret); |
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$response = $this->getHttpClient()->get($this->graphUrl.'/'.$this->version.'/me?access_token='.$token.'&appsecret_proof='.$appSecretProof.'&fields='.implode(',', $this->fields), [ |
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'headers' => [ |
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'Accept' => 'application/json', |
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], |
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]); |
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return json_decode($response->getBody(), true); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function mapUserToObject(array $user) |
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{ |
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$avatarUrl = $this->graphUrl.'/'.$this->version.'/'.$user['id'].'/picture'; |
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$firstName = $this->arrayItem($user, 'first_name'); |
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$lastName = $this->arrayItem($user, 'last_name'); |
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return new User([ |
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'id' => $this->arrayItem($user, 'id'), |
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'nickname' => null, |
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'name' => $firstName.' '.$lastName, |
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'email' => $this->arrayItem($user, 'email'), |
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'avatar' => $avatarUrl.'?type=normal', |
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'avatar_original' => $avatarUrl.'?width=1920', |
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]); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getCodeFields($state = null) |
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{ |
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$fields = parent::getCodeFields($state); |
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if ($this->popup) { |
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$fields['display'] = 'popup'; |
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} |
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return $fields; |
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} |
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/** |
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* Set the user fields to request from Facebook. |
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* |
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* @param array $fields |
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* |
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* @return $this |
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*/ |
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public function fields(array $fields) |
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{ |
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$this->fields = $fields; |
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return $this; |
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} |
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/** |
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* Set the dialog to be displayed as a popup. |
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* |
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* @return $this |
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*/ |
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public function asPopup() |
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{ |
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$this->popup = true; |
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return $this; |
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} |
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} |
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overtrue /
socialite
