156 lines
4.1 KiB
PHP
156 lines
4.1 KiB
PHP
<?php
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namespace app\common\library\wechat;
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use think\Cache;
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use app\common\exception\BaseException;
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/**
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* 微信api基类
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* Class wechat
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* @package app\library
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*/
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class WxBase
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{
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protected $appId;
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protected $appSecret;
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protected $error;
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/**
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* 构造函数
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* WxBase constructor.
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* @param $appId
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* @param $appSecret
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*/
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public function __construct($appId = null, $appSecret = null)
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{
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$this->setConfig($appId, $appSecret);
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}
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protected function setConfig($appId = null, $appSecret = null)
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{
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!empty($appId) && $this->appId = $appId;
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!empty($appSecret) && $this->appSecret = $appSecret;
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}
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/**
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* 写入日志记录
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* @param $values
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* @return bool|int
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*/
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protected function doLogs($values)
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{
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return log_write($values);
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}
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/**
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* 获取access_token
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* @return mixed
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* @throws BaseException
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*/
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protected function getAccessToken()
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{
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$cacheKey = $this->appId . '@access_token';
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if (!Cache::get($cacheKey)) {
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// 请求API获取 access_token
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$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appId}&secret={$this->appSecret}";
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$result = $this->get($url);
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$response = $this->jsonDecode($result);
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if (array_key_exists('errcode', $response)) {
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throw new BaseException(['msg' => "access_token获取失败，错误信息：{$result}"]);
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}
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// 记录日志
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$this->doLogs([
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'describe' => '获取access_token',
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'url' => $url,
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'appId' => $this->appId,
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'result' => $result
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]);
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// 写入缓存
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Cache::set($cacheKey, $response['access_token'], 6000); // 7000
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}
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return Cache::get($cacheKey);
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}
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/**
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* 模拟GET请求 HTTPS的页面
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* @param string $url 请求地址
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* @return string $result
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*/
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protected function get($url)
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{
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_URL, $url);
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curl_setopt($curl, CURLOPT_HEADER, 0);
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); // https请求 不验证证书和hosts
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$result = curl_exec($curl);
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curl_close($curl);
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return $result;
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}
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/**
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* 模拟POST请求
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* @param $url
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* @param array $data
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* @param bool $useCert
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* @param array $sslCert
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* @return mixed
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*/
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protected function post($url, $data = [], $useCert = false, $sslCert = [])
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{
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$header = [
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'Content-type: application/json;'
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];
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_URL, $url);
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curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
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curl_setopt($curl, CURLOPT_HEADER, false);
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_POST, TRUE);
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curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
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if ($useCert == true) {
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// 设置证书：cert 与 key 分别属于两个.pem文件
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curl_setopt($curl, CURLOPT_SSLCERTTYPE, 'PEM');
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curl_setopt($curl, CURLOPT_SSLCERT, $sslCert['certPem']);
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curl_setopt($curl, CURLOPT_SSLKEYTYPE, 'PEM');
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curl_setopt($curl, CURLOPT_SSLKEY, $sslCert['keyPem']);
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}
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$result = curl_exec($curl);
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curl_close($curl);
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return $result;
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}
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/**
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* 数组转json
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* @param $data
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* @return string
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*/
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protected function jsonEncode($data)
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{
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return json_encode($data, JSON_UNESCAPED_UNICODE);
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}
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/**
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* json转数组
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* @param $json
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* @return mixed
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*/
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protected function jsonDecode($json)
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{
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return json_decode($json, true);
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}
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/**
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* 返回错误信息
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* @return mixed
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*/
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public function getError()
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{
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return $this->error;
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}
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}
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