config = $config; } /** * 获取不限制数量的小程序码 * $path = 存放文件夹 */ public function getUnlimitedQRCode($path='',string $scene = '',$page = 'pages/index/index') { $path = 'qrcode/' . $path; $file_name = $path . '/' . $scene . '.png'; $access_token = $this->getAccessToken(); $url = 'https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token='.$access_token; $queryarr = [ 'scene' => $scene, 'page' => $page, 'check_path' => false,//不检测页面是否存在 //'is_hyaline' => true,//透明底色 ]; $result = Http::post($url,json_encode($queryarr)); //严正是否返回JSON数据 if(is_json($result)){ return $this->result($result); } if(!file_exists('./'.$path)){ @mkdir('./'.$path,0777,true); } file_put_contents('./'.$file_name,$result); //获取的二维码数据存储到指定的文件 return $file_name; } /** * 小程序登录 */ public function code2Session(string $code) { $url = 'https://api.weixin.qq.com/sns/jscode2session'; $params = [ 'appid' => $this->config['app_id'], 'secret' => $this->config['app_secret'], 'grant_type' => 'authorization_code', 'js_code' => $code ]; return $this->result(Http::get($url, $params)); } /** * 获取令牌 - AccessToken */ private function getAccessToken() { $config = $this->config; if(!$access_token = Cache::get("cxhxy:api:wechat:access_token_v2:{$config['app_id']}")){ //重新获取 $url = 'https://api.weixin.qq.com/cgi-bin/token'; $params = [ 'grant_type' => 'client_credential', 'appid' => $config['app_id'], 'secret' => $config['app_secret'] ]; $result = json_decode(Http::get($url, $params),true); if(isset($result['access_token'])){ $access_token = $result['access_token']; Cache::set("cxhxy:api:wechat:access_token_v1:{$config['app_id']}", $access_token, 7000); //设置将近2小时失效 } } return $access_token; } /** * 请求数据验证 **/ private function result($result) { $result = json_decode($result,true); if(!is_array($result)){ $this->error = '未知错误'; return false; } if(isset($result['errcode']) and $result['errcode']!=0){ $this->error = 'code：' . $result['errcode'] . '，msg：' . $result['errmsg']; return false; } return $result; } public function getError() { return $this->error; } }