Thinkphp6接入PayPal支付

2024-04-14 15:36
文章标签 支付 接入 thinkphp6 paypal

本文主要是介绍Thinkphp6接入PayPal支付，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

沙盒环境示例

创建扩展封装类

<?php
namespace lib;class PayPalApi
{//clientIdprivate $clientId;//clientSecretprivate $clientSecret;//服务器地址private $host = 'https://api-m.sandbox.paypal.com/';//主机头private $headers = [];//api凭证private $token = '';//报文主体private $bodys = '';/*** 初始化类*/public function __construct(array $config = []){$this->clientId = isset($config['clientId']) ? $config['clientId'] : '';$this->clientSecret = isset($config['clientSecret']) ? $config['clientSecret'] : '';$this->getAccessToken();}/*** 创建订单*/public function create(array $data){if (!$this->token) {return ['errcode' => 5001,'errmsg' => '获取token失败',];}if (!(is_array($data) && $data)) {return ['errcode' => 5002,'errmsg' => '数据格式有误',];}$trade_no = isset($data['trade_no']) ? filterTags($data['trade_no']) : '';$trade_amount = isset($data['trade_amount']) ? sprfloat($data['trade_amount']) : 0;$funds_item = isset($data['funds_item']) ? filterTags($data['funds_item']) : '';$currency_code = isset($data['currency_code']) ? filterTags($data['currency_code']) : '';if (!$trade_no) {return ['errcode' => 5003,'errmsg' => '交易编号不能为空',];}if ($trade_amount <= 0) {return ['errcode' => 5004,'errmsg' => '交易金额无效',];}$this->headers = ['Content-Type: application/json','Authorization: Bearer ' . $this->token,'PayPal-Request-Id: Trade-' . $trade_no,];$bodys = ['intent' => 'CAPTURE','application_context' => ['brand_name' => 'BKB','landing_page' => 'LOGIN','user_action' => 'PAY_NOW','return_url' => request()->domain() . '/pc/paypal/callback','cancel_url' => request()->domain() . '/pc/paypal/fail',],'purchase_units' => [['reference_id' => $trade_no,'description' => $funds_item,'amount' => ['currency_code' => $currency_code,'value' => $trade_amount,'breakdown' => ['item_total' => ['currency_code' => $currency_code,'value' => $trade_amount,],'shipping' => ['currency_code' => $currency_code,'value' => 0,],'handling' => ['currency_code' => $currency_code,'value' => 0,],'tax_total' => ['currency_code' => $currency_code,'value' => 0,],'shipping_discount' => ['currency_code' => $currency_code,'value' => 0,],],],],],];$this->bodys = json_encode($bodys, JSON_UNESCAPED_UNICODE);$url = $this->host . 'v2/checkout/orders';$result = json_decode($this->post($url), true);if (!$result) {return ['errcode' => 5005,'errmsg' => '远程服务器无应答',];}file_put_contents(ROOT_PATH . 'paypal.log', print_r($result, true), FILE_APPEND);if (isset($result['name']) && isset($result['message'])) {return ['errcode' => 5006,'errmsg' => '[' . $result['name'] . '] - ' . $result['message'],];}if (!isset($result['status'])) {return ['errcode' => 5007,'errmsg' => '远程服务器响应异常',];}if ('CREATED' !== $result['status']) {$desc = isset($result['description']) ? filterTags($result['description'], 1) : $result['status'];return ['errcode' => 5008,'errmsg' => $desc,];}$trade_token = isset($result['id']) ? filterTags($result['id']) : '';if (!$trade_token) {return ['errcode' => 5009,'errmsg' => '远程服务器响应异常',];}return ['errcode' => 0,'errmsg' => 'success','data' => ['trade_token' => $trade_token,],];}/*** 捕获订单*/public function capture(array $data){if (!$this->token) {return ['errcode' => 5001,'errmsg' => '获取token失败',];}if (!(is_array($data) && $data)) {return ['errcode' => 5002,'errmsg' => '数据格式有误',];}$trade_no = isset($data['trade_no']) ? filterTags($data['trade_no']) : '';$trade_amount = isset($data['trade_amount']) ? sprfloat($data['trade_amount']) : 0;$trade_token = isset($data['trade_token']) ? filterTags($data['trade_token']) : '';$funds_item = isset($data['funds_item']) ? filterTags($data['funds_item']) : '';$currency_code = isset($data['currency_code']) ? filterTags($data['currency_code']) : '';if (!$trade_no) {return ['errcode' => 5003,'errmsg' => '交易编号不能为空',];}if ($trade_amount <= 0) {return ['errcode' => 5004,'errmsg' => '交易金额无效',];}if (!$trade_token) {return ['errcode' => 5005,'errmsg' => '交易令牌不能为空',];}$this->headers = ['Content-Type: application/json','Authorization: Bearer ' . $this->token,'PayPal-Request-Id: Trade-' . $trade_token,];$bodys = ['intent' => 'AUTHORIZE','application_context' => ['brand_name' => 'BKB','landing_page' => 'LOGIN','user_action' => 'PAY_NOW','return_url' => request()->domain() . '/pc/paypal/callback','cancel_url' => request()->domain() . '/pc/paypal/fail',],'purchase_units' => [['reference_id' => $trade_no,'description' => $funds_item,'amount' => ['currency_code' => $currency_code,'value' => $trade_amount,'breakdown' => ['item_total' => ['currency_code' => $currency_code,'value' => $trade_amount,],'shipping' => ['currency_code' => $currency_code,'value' => 0,],'handling' => ['currency_code' => $currency_code,'value' => 0,],'tax_total' => ['currency_code' => $currency_code,'value' => 0,],'shipping_discount' => ['currency_code' => $currency_code,'value' => 0,],],],],],];$this->bodys = json_encode($bodys, JSON_UNESCAPED_UNICODE);$url = $this->host . 'v2/checkout/orders/' . $trade_token . '/capture';$result = json_decode($this->post($url), true);if (!$result) {return ['errcode' => 5006,'errmsg' => '远程服务器无应答',];}file_put_contents(ROOT_PATH . 'paypal.log', print_r($result, true), FILE_APPEND);if (!isset($result['status'])) {return ['errcode' => 5007,'errmsg' => '远程服务器响应异常',];}if ('COMPLETED' !== $result['status']) {$desc = isset($result['description']) ? filterTags($result['description'], 1) : $result['status'];return ['errcode' => 5008,'errmsg' => $desc,];}if (!isset($result['purchase_units'][0]['payments']['captures'][0]['id'])) {return ['errcode' => 5009,'errmsg' => '远程服务器响应异常',];}$payment_no = filterTags($result['purchase_units'][0]['payments']['captures'][0]['id']);if (!$payment_no) {return ['errcode' => 5010,'errmsg' => '远程服务器响应异常',];}$payment_time = isset($resource['update_time']) ? strtotime($resource['update_time']) : 0;if ($payment_time <= 0) {$payment_time = time();}if ($payment_time > time()) {$payment_time = time();}return ['errcode' => 0,'errmsg' => 'success','data' => ['payment_no' => $payment_no,'payment_time' => $payment_time,],];}/*** 退款*/public function refund(array $data){if (!$this->token) {return ['errcode' => 5001,'errmsg' => '获取token失败',];}if (!(is_array($data) && $data)) {return ['errcode' => 5002,'errmsg' => '数据格式有误',];}$capture_id = isset($data['capture_id']) ? filterTags($data['capture_id']) : '';$amount = isset($data['amount']) ? sprfloat($data['amount']) : 0;$currency_code = isset($data['currency_code']) ? filterTags($data['currency_code']) : '';if (!$capture_id) {return ['errcode' => 5003,'errmsg' => '交易流水号不能为空',];}if ($amount <= 0) {return ['errcode' => 5004,'errmsg' => '退款金额无效',];}if (!$currency_code) {return ['errcode' => 5005,'errmsg' => '货币代号不能为空',];}$this->headers = ['Content-Type: application/json','Authorization: Bearer ' . $this->token,'PayPal-Request-Id: Refund-' . $capture_id,];$bodys = ['amount' => ['value' => $amount,'currency_code' => $currency_code,],];$this->bodys = json_encode($bodys, JSON_UNESCAPED_UNICODE);$url = $this->host . 'v2/payments/captures/' . $capture_id . '/refund';$result = json_decode($this->post($url), true);if (!$result) {return ['errcode' => 5006,'errmsg' => '远程服务器无应答',];}file_put_contents(ROOT_PATH . 'paypal.log', print_r($result, true), FILE_APPEND);if (!isset($result['status'])) {return ['errcode' => 5007,'errmsg' => '远程服务器响应异常',];}if ('COMPLETED' !== $result['status']) {$desc = isset($result['description']) ? filterTags($result['description'], 1) : $result['status'];return ['errcode' => 5008,'errmsg' => $desc,];}if (!isset($result['id'])) {return ['errcode' => 5009,'errmsg' => '远程服务器响应异常',];}$payment_no = filterTags($result['id']);if (!$payment_no) {return ['errcode' => 5010,'errmsg' => '远程服务器响应异常',];}$payment_time = isset($resource['update_time']) ? strtotime($resource['update_time']) : 0;if ($payment_time <= 0) {$payment_time = time();}if ($payment_time > time()) {$payment_time = time();}return ['errcode' => 0,'errmsg' => 'success','data' => ['payment_no' => $payment_no,'payment_time' => $payment_time,],];}/*** 获取token*/private function getAccessToken(){$token = '';$file = ASSETS_PATH . 'paypal/access_token.json';if (is_file($file)) {$data = json_decode(file_get_contents($file), true);$time = isset($data['expired_time']) ? fnumber($data['expired_time']) : 0;if ($time > time()) {$token = isset($data['access_token']) ? filterTags($data['access_token']) : '';}}if (!$token) {$this->headers = ['Content-Type: application/json','Accept-Language: en_US',];$this->bodys = 'grant_type=client_credentials';$url = $this->host . 'v1/oauth2/token';$result = json_decode($this->post($url, true), true);if ($result && isset($result['access_token'])) {$token = $result['access_token'];$time = $result['expires_in'];$path = dirname($file);if (!is_dir($path)) {mkdir($path, 0755, true);}file_put_contents($file, json_encode(['access_token' => $token,'expired_time' => time() + $time,]));}}$this->token = $token;}/** http协议发送get请求*/private function get(string $url){$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 2);curl_setopt($ch, CURLOPT_HEADER, 0);curl_setopt($ch, CURLOPT_HTTPHEADER, $this->headers);$out = curl_exec($ch);curl_close($ch);return $out;}/** http协议发送post请求*/private function post(string $url, bool $credentials = false){$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);curl_setopt($ch, CURLOPT_AUTOREFERER, 1);curl_setopt($ch, CURLOPT_HEADER, false);curl_setopt($ch, CURLOPT_HTTPHEADER, $this->headers);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);if ($credentials) {curl_setopt($ch, CURLOPT_USERPWD, $this->clientId . ':' . $this->clientSecret);}curl_setopt($ch, CURLOPT_POSTFIELDS, $this->bodys);$result = curl_exec($ch);curl_close($ch);return $result;}
}

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