微信小程序通知（公众号）

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//调用 $this->accessToken($code, $title, $amount , date('Y-m-d H:i:s',time()));    /*     *获取access_token     *$code  前端传过来     *$title = 标题     *$amount = 金额     *$time = 时间     */     protected function accessToken($code = '', $title = '', $amount = '', $time = ''){         $appid = '****';         $secret = '****';         // 设置请求的 URL         $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$secret";                   // 初始化 cURL         $ch = curl_init();                   // 设置 cURL 选项         curl_setopt($ch, CURLOPT_URL, $url);         curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);                   // 执行请求并获取响应         $response = curl_exec($ch);                   // 检查是否有错误         if (curl_errno($ch)) {             return false;         }                   // 关闭 cURL         curl_close($ch);         $response = json_decode($response,true);         if(!isset($response['access_token'])) return false;         //获取access_token         $accessToken = $response['access_token'];         //获取用户的openId         $userOpenId = $this->userOpenId($appid,$secret,$code);         if (!$userOpenId) return false;         //结构体 （根据公众平台选择推送模版自行配置）         $info = (object)array(                 'touser' => $userOpenId['openid'],                 'template_id' => 'SXo-qjIdtIPbD-P1w6wZ-BMJkGv0TIveHrJkbw_3Z3Q',                 'page' => '/pages/order/index',                 'data' => array(                         'thing7'=>['value'=>$title],                         'amount4'=>['value'=>$amount],                         'time5'=>['value'=>$time],                     ),             );                       //发送订阅消息         return $this->subscribe($info,$accessToken);     }           //获取用户的openId     protected function userOpenId($appid, $secret, $code)     {         $url = "https://api.weixin.qq.com/sns/jscode2session?appid=".$appid."&secret=".$secret."&js_code=".$code."&grant_type=authorization_code";         $curl = curl_init();         curl_setopt($curl, CURLOPT_URL, $url);         curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);         curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);         if (!empty($data)) {             curl_setopt($curl, CURLOPT_POST, 1);             curl_setopt($curl, CURLOPT_POSTFIELDS, $data);         }         curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);         $output = curl_exec($curl);         if (curl_errno($curl)) {             return false;         }         curl_close($curl);         $data = json_decode($output, true);         if (isset($data['openid'])) {             return $data;         }         return false;     }           //发送订阅消息     protected function subscribe($data,$access_token){         $url = "https://api.weixin.qq.com/cgi-bin/message/subscribe/send?access_token=".$access_token;         $curl = curl_init();         curl_setopt($curl, CURLOPT_URL, $url);         curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);         curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);         if (!empty($data)) {             curl_setopt($curl, CURLOPT_POST, 1);             curl_setopt($curl, CURLOPT_POSTFIELDS, json_encode($data));         }         curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);         $output = curl_exec($curl);         if (curl_errno($curl)) {             return false;         }         curl_close($curl);         $info = json_decode($output, true);         if ($info['errcode'] == '0') {             return true;         }         return false;     }