本文给大家分享的是php实现的paypal授权登录的代码,十分的简单实用,有需要的小伙伴可以参考下。
php实现paypal 授权登录
- <?php
- /**
- * @project paypal login
- * @author jiangjianhe
- * @date 2015-04-03
- */
- class paypallogin
- {
- //沙箱token链接
- private $_sanbox_oauth2_auth_uri = 'https://www.sandbox.paypal.com/webapps/auth/protocol/openidconnect/v1/authorize';
- private $_live_oauth2_auth_uri = 'https://www.paypal.com/webapps/auth/protocol/openidconnect/v1/authorize';
- private $_acquire_user_profile_sandbox_url = 'https://www.sandbox.paypal.com/webapps/auth/protocol/openidconnect/v1/userinfo?schema=openid&access_token=';
- private $_acquire_user_profile_live_url = 'https://www.paypal.com/webapps/auth/protocol/openidconnect/v1/userinfo?schema=openid&access_token=';
- //沙箱token链接
- private $_token_service_sandbox_url = 'https://www.sandbox.paypal.com/webapps/auth/protocol/openidconnect/v1/tokenservice';
- private $_token_service_live_url = 'https://www.paypal.com/webapps/auth/protocol/openidconnect/v1/tokenservice';
- private $_sanbox_flag = true;
- private $_client_id = null;
- private $_client_secret = null;
- private $_redirect_uri = null;
- private $_state = '';
- private $_scope = 'openid email phone profile address https://uri.paypal.com/services/paypalattributes'; //scope 参数决定访问令牌的访问权限 各个参数详解url;:https://www.paypal-biz.com/product/login-with-paypal/index.html#configureButton
- public $token = null;
- public $protocol = "http";
- /**
- * @name 构造函数
- * @param $flag 是否沙箱环境
- */
- public function __construct($redirect_uri, $client_id,$client_secret,$scope,$state,$flag = true)
- {
- $this->_sanbox_flag = $flag;
- $this->_redirect_uri = $redirect_uri;
- $this->_client_id = $client_id;
- $this->_client_secret = $client_secret;
- $this->_scope = $scope;
- $this->_state = $state;
- }
- /**
- * 创建paypal request url
- * @return string
- */
- public function create_request_url()
- {
- $oauth2_auth_uri = $this->_sanbox_flag ? $this->_sanbox_oauth2_auth_uri :$this->_live_oauth2_auth_uri;
- $url = $oauth2_auth_uri.'?'.
- http_build_query(
- array(
- 'client_id' => $this->_client_id, //通过应用程序注册流程获得的唯一客户端标识符。必需。
- 'response_type' =>'code', //表明授权代码被发送回应用程序返回URL。为了使访问令牌在用户代理中不可见, 建议使用<code>code</code>一值。如果您希望在响应中同时收到授权代码和 id_token ,请传递 code+id_token。另一个可能的 response_type 值是 token ——大部分由javascript和移动客户端等公共客户端使用。
- 'scope' => $this->_scope,//;implode(',', $this->scope),
- 'redirect_uri' => urlencode($this->_redirect_uri), //应用程序的返回URL。结构、主机名和端口必须与您在注册应用程序时设置的返回URL相符。
- 'nonce' => time().rand(), //不透明的随机标识符,可减少重放攻击风险。简单的函数是:(timestamp + Base64 encoding (random/[16/]))。
- 'state' => $this->_state, // CSRF验证码
- )
- );
- return $url;
- }
- /**
- * get PayPal access token
- * @param string $code ?
- * @return string access token
- */
- public function acquire_access_token($code ) {
- $accessToken = null;
- try {
- $postvals = sprintf("client_id=%s&client_secret=%s&grant_type=authorization_code&code=%s",$this->_client_id,$this->_client_secret,$code);
- if($this->_sanbox_flag)
- $ch = curl_init($this->_token_service_sandbox_url);
- else
- $ch = curl_init($this->_token_service_live_url);
- $options = array(
- CURLOPT_POST => 1,
- CURLOPT_VERBOSE => 1,
- CURLOPT_POSTFIELDS => $postvals,
- CURLOPT_RETURNTRANSFER => 1,
- CURLOPT_SSL_VERIFYPEER => FALSE,
- //CURLOPT_SSLVERSION => 2
- );
- curl_setopt_array($ch, $options);
- $response = curl_exec($ch);
- $error = curl_error($ch);
- curl_close( $ch );
- if (!$response ) {
- throw new Exception( "Error retrieving access token: " . curl_error($ch));
- }
- $jsonResponse = json_decode($response );
- if ( isset( $jsonResponse->access_token) ) {
- $accessToken = $jsonResponse->access_token;
- }
- } catch( Exception $e) {
- throw new Exception($e->getMessage(), 1);
- }
- return $accessToken;
- }
- /**
- * get the PayPal user profile, decoded
- * @param string $accessToken
- * @return object
- */
- public function acquire_paypal_user_profile($accessToken ) {
- try {
- if($this->_sanbox_flag)
- $url = $this->_acquire_user_profile_sandbox_url . $accessToken;
- else
- $url = $this->_acquire_user_profile_live_url . $accessToken;
- $ch = curl_init( $url );
- $options = array(
- CURLOPT_RETURNTRANSFER => 1,
- CURLOPT_SSL_VERIFYPEER => FALSE,
- //CURLOPT_SSLVERSION => 2
- );
- curl_setopt_array($ch, $options);
- $response = curl_exec($ch);
- $error = curl_error( $ch);
- curl_close( $ch );
- if (!$response )
- {
- return false;
- }
- return json_decode($response);
- } catch( Exception $e ) {
- return false;
- }
- }
- }
- ?>
以上所述就是本文的全部内容了,希望大家能够喜欢。
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