<?php
/*** Created by PhpStorm.* User: liyiming* Date: 2019/8/8* Time: 14:23*/
# 生成二维码
class WxTCode{protected $appid = '';protected $secret = '';protected $access_tokens = "";public function __construct($appid,$secret){$this->appid = $appid;$this->secret = $secret;$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" . $this->appid . "&secret=" . $this->secret . "";$result = $this->curl_post($url);$this->access_tokens = $result['access_token'];}public function ShowCode(){$rs = $this->getTemporaryQrcode($this->access_tokens, 123);$ticket = $rs['ticket'];$qrcode = "https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=" . $ticket . "";# 当前页直接显示Header("Location:$qrcode");}/***   生成二维码* @param $access_tokens* @param $orderId* @return mixed*/public function getTemporaryQrcode($access_tokens, $orderId){$url = "https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=" . $access_tokens . "";# 生成二维码需要的参数$qrcode = '{"expire_seconds": 1800, "action_name": "QR_LIMIT_SCENE", "action_info": {"scene": {"scene_id": ' . $orderId . '}}}';$result = $this->curl_post($url, $qrcode);return $result;}/*** @param $url* @param null $data* @param string $method* @param bool $https* @return mixed*/private function curl_post($url, $data=null,$method='POST', $https=true){$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_HEADER, false);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);if($https){curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);if($method == 'POST'){curl_setopt($ch, CURLOPT_POST, true);curl_setopt($ch, CURLOPT_POSTFIELDS, $data);}$content = curl_exec($ch);curl_close($ch);return json_decode($content,true);}}
}$Wxfollow = new WxTCode('appid','secret');
$follow = $Wxfollow->ShowCode();