415 lines
13 KiB
PHP
415 lines
13 KiB
PHP
<?php
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namespace Library;
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use Service\AlipayLifeService;
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/**
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* 支付宝生活号
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-07-20
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*/
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class AlipayLife
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{
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// 参数
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private $params;
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// xml
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private $xml_data;
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// 当前生活号数据
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private $life_data;
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/**
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* 构造方法
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-22
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* @desc description
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* @param [array] $params [输入参数]
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*/
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public function __construct($params = [])
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{
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$this->params = $params;
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$this->xml_data = isset($params['biz_content']) ? $this->XmlToArray($params['biz_content']) : '';
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// 生活号
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if(!empty($params['life_data']))
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{
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$this->life_data = $params['life_data'];
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} else {
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$this->life_data = isset($this->xml_data['AppId']) ? AlipayLifeService::AppidLifeRow(['appid'=>$this->xml_data['AppId']]) : '';
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}
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}
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/**
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* [MyRsaSign 签名字符串]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-24T08:38:28+0800
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* @param [string] $prestr [需要签名的字符串]
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* @return [string] [签名结果]
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*/
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private function MyRsaSign($prestr)
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{
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$res = "-----BEGIN RSA PRIVATE KEY-----\n";
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$res .= wordwrap($this->life_data['rsa_private'], 64, "\n", true);
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$res .= "\n-----END RSA PRIVATE KEY-----";
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return openssl_sign($prestr, $sign, $res, OPENSSL_ALGO_SHA256) ? base64_encode($sign) : null;
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}
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/**
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* [MyRsaDecrypt RSA解密]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-24T09:12:06+0800
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* @param [string] $content [需要解密的内容，密文]
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* @return [string] [解密后内容，明文]
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*/
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private function MyRsaDecrypt($content)
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{
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$res = "-----BEGIN PUBLIC KEY-----\n";
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$res .= wordwrap($this->life_data['rsa_private'], 64, "\n", true);
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$res .= "\n-----END PUBLIC KEY-----";
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$res = openssl_get_privatekey($res);
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$content = base64_decode($content);
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$result = '';
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for($i=0; $i<strlen($content)/128; $i++)
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{
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$data = substr($content, $i * 128, 128);
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openssl_private_decrypt($data, $decrypt, $res, OPENSSL_ALGO_SHA256);
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$result .= $decrypt;
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}
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openssl_free_key($res);
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return $result;
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}
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/**
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* [OutRsaVerify 支付宝验证签名]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-24T08:39:50+0800
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* @param [string] $prestr [需要签名的字符串]
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* @param [string] $sign [签名结果]
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* @return [boolean] [正确true, 错误false]
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*/
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private function OutRsaVerify($prestr, $sign)
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{
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$res = "-----BEGIN PUBLIC KEY-----\n";
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$res .= wordwrap($this->life_data['out_rsa_public'], 64, "\n", true);
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$res .= "\n-----END PUBLIC KEY-----";
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$pkeyid = openssl_pkey_get_public($res);
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$sign = base64_decode($sign);
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if($pkeyid)
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{
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$verify = openssl_verify($prestr, $sign, $pkeyid, OPENSSL_ALGO_SHA256);
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openssl_free_key($pkeyid);
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}
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return (isset($verify) && $verify == 1) ? true : false;
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}
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/**
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* xml转属组
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-22
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* @desc description
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* @param [string] $xmltext [xml数据]
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* @return [array] [属组]
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*/
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public function XmlToArray($xmltext)
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{
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$xmltext = iconv("GBK", "UTF-8", urldecode($xmltext));
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$objectxml = simplexml_load_string($xmltext, 'SimpleXMLElement', LIBXML_NOCDATA);
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$xmljson = json_encode($objectxml);
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return json_decode($xmljson, true);
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}
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/**
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* 属组转url字符串
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-22
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* @desc description
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* @param [array] $data [输入参数-数组]
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* @return [string] [url字符串]
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*/
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public function ArrayToUrlString($data)
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{
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$url_string = '';
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ksort($data);
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foreach($data AS $key=>$val)
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{
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if(!in_array($key, ['sign']))
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{
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$url_string .= "$key=$val&";
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}
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}
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return substr($url_string, 0, -1);
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}
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/**
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* 返回操作状态
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2018-10-23T01:07:28+0800
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* @param boolean $status [description]
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*/
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public function Respond($status = false)
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{
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if($status === true)
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{
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$response_xml = '<success>true</success><biz_content>'.$this->life_data['rsa_public'].'</biz_content>';
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} else {
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$response_xml = '<success>false</success><error_code>VERIFY_FAILED</error_code><biz_content>'.$this->life_data['rsa_public'].'</biz_content>';
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}
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$return_xml = '<?xml version="1.0" encoding="GBK"?>
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<alipay>
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<response>
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<biz_content>'.$this->life_data['rsa_public'].'</biz_content>
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<success>true</success>
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</response>
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<sign>'.$this->MyRsaSign($response_xml).'</sign>
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<sign_type>RSA2</sign_type>
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</alipay>';
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die($return_xml);
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}
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/**
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* [HttpRequest 网络请求]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-25T09:10:46+0800
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* @param [string] $url [请求url]
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* @param [array] $data [发送数据]
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* @return [mixed] [请求返回数据]
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*/
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private function HttpRequest($url, $data)
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{
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_FAILONERROR, false);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
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$body_string = '';
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if(is_array($data) && 0 < count($data))
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{
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foreach($data as $k => $v)
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{
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$body_string .= $k.'='.urlencode($v).'&';
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}
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, $body_string);
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}
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$headers = array('content-type: application/x-www-form-urlencoded;charset=UTF-8');
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curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
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$reponse = curl_exec($ch);
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if(curl_errno($ch))
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{
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return false;
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} else {
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$httpStatusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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if(200 !== $httpStatusCode)
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{
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return false;
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}
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}
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curl_close($ch);
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return json_decode($reponse, true);
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}
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/**
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* 校验
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-22
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* @desc description
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*/
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public function Check()
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{
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// 当前生活号是否存在
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if(empty($this->life_data))
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{
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die('life error');
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}
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// 开始处理
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$status = $this->OutRsaVerify($this->ArrayToUrlString($this->params), $this->params['sign']);
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$this->Respond($status);
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}
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/**
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* 生活号事件
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2018-10-23T00:38:21+0800
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*/
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public function Life()
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{
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// 当前生活号是否存在
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if(empty($this->life_data))
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{
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die('life error');
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}
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// 开始处理
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$status = false;
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if($this->OutRsaVerify($this->ArrayToUrlString($this->params), $this->params['sign']))
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{
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$userinfo = empty($this->xml_data['UserInfo']) ? '' : json_decode($this->xml_data['UserInfo'], true);
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$data = [
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'appid' => $this->xml_data['AppId'],
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'alipay_openid' => $this->xml_data['FromAlipayUserId'],
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'user_id' => empty($this->xml_data['FromUserId']) ? '' : $this->xml_data['FromUserId'],
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'logon_id' => empty($userinfo['logon_id']) ? '' : $userinfo['logon_id'],
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'user_name' => empty($userinfo['user_name']) ? '' : $userinfo['user_name'],
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];
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switch($this->xml_data['EventType'])
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{
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// 取消关注
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case 'unfollow' :
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$status = AlipayLifeService::UserUnfollow($data);
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break;
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// 关注/进入生活号
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case 'follow' :
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case 'enter' :
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$status = AlipayLifeService::UserEnter($data);
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break;
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}
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}
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$this->Respond($status);
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}
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/**
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* [SyncRsaVerify 同步返回签名验证]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-25T13:13:39+0800
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* @param [array] $data [返回数据]
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* @param [boolean] $key [数据key]
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*/
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private function SyncRsaVerify($data, $key)
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{
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$string = json_encode($data[$key], JSON_UNESCAPED_UNICODE);
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return $this->OutRsaVerify($string, $data['sign']);
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}
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/**
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* 单条消息发送
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-24
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* @desc description
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* @param [array] $data [输入参数]
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*/
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public function CustomSend($params = [])
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{
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// 参数处理
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$p = $this->RequestCommonParams();
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$p['method'] = 'alipay.open.public.message.custom.send';
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$biz_content = [
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'to_user_id' => $params['alipay_openid'],
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'msg_type' => ($params['msg_type'] == 0) ? 'text' : 'image-text',
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'chat' => 0,
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];
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if($params['msg_type'] == 1)
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{
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$biz_content['articles'] = [
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'title' => isset($params['title']) ? $params['title'] : '',
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'desc' => $params['content'],
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'image_url' => $params['out_image_url'],
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'url' => $params['url'],
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'action_name' => isset($params['action_name']) ? $params['action_name'] : '',
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];
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} else {
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$biz_content['text'] = ['content'=>$params['content']];
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}
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$p['biz_content'] = json_encode($biz_content, JSON_UNESCAPED_UNICODE);
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// 生成签名
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$p['sign'] = $this->MyRsaSign($this->ArrayToUrlString($p));
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// 请求接口
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$result = $this->HttpRequest('https://openapi.alipay.com/gateway.do', $p);
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// 验证签名
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if(!$this->SyncRsaVerify($result, 'alipay_open_public_message_custom_send_response'))
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{
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return ['status'=>-1, 'msg'=>'签名验证错误'];
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}
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// 状态
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if(isset($result['alipay_open_public_message_custom_send_response']['code']) && $result['alipay_open_public_message_custom_send_response']['code'] == 10000)
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{
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return ['status'=>0, 'msg'=>'发送成功'];
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}
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return ['status'=>-100, 'msg'=>$result['alipay_open_public_message_custom_send_response']['sub_msg'].'['.$result['alipay_open_public_message_custom_send_response']['code'].']'];
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}
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/**
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* [GetParamSign 生成参数和签名]
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* @param [array] $data [待生成的参数]
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* @param [array] $config [配置信息]
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* @return [array] [生成好的参数和签名]
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*/
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private function GetParamSign($data, $config = [])
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{
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$param = '';
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$sign = '';
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ksort($data);
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foreach($data AS $key => $val)
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{
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$param .= "$key=" .urlencode($val). "&";
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$sign .= "$key=$val&";
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}
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$result = array(
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'param' => substr($param, 0, -1),
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'value' => substr($sign, 0, -1),
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);
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if(!empty($config['key']))
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{
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$result['sign'] = $result['value'].$config['key'];
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}
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return $result;
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}
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/**
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* 获取公共参数
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-10-24
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* @desc description
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*/
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private function RequestCommonParams()
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{
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return [
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'app_id' => $this->life_data['appid'],
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'format' => 'JSON',
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'charset' => 'utf-8',
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'sign_type' => 'RSA2',
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'timestamp' => date('Y-m-d H:i:s'),
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'version' => '1.0',
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];
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}
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}
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?>
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