微信生成公众号带参数二维码(一)

来源：互联网发布：儿童电脑控制软件编辑：程序博客网时间：2024/05/16 09:09

/**
* 获取微信token 值这个是普通token值
*/
public function getaccess_token() {
$access_tokenstr = S('wechat_token');
if ($access_tokenstr) {
return $access_tokenstr;
}
$wechat = C('wechat'); //微信配置
$sAppId = $wechat['AppId'];
$APPSECRET = $wechat['AppSecret'];
$url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=' . $sAppId . '&secret=' . $APPSECRET;
$r = curlrequest($url);
$arr = json_decode($r, true);
$expirestime = isset($arr['expires_in']) ? intval($arr['expires_in']) : 7000;
if (isset($arr['access_token'])) {
S('wechat_token', $arr['access_token'], $expirestime);
}
return $arr['access_token'];
}

/**
* 公众号二维码生成步聚一
*/
public function get_users_ticket($uid){
$users_info=D("UsersLogin")->where(array('users_id'=>$uid))->find();
if(empty($users_info["qr_code"])){
//获取 token值
$access_token = $this->getaccess_token();
$url='https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token='.$access_token;
$r = curlrequest($url,'{"action_name": "QR_LIMIT_STR_SCENE", "action_info": {"scene": {"scene_str": "'.$uid.'"}}}',"post");
$data = json_decode($r, 1);

// echo '<img src="https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket='.$data['ticket'].'"/>';

// exit;

//将图片上传到七牛上然后返回 key值
$url='https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket='.$data['ticket'];
$date_path = date('Y-m-d', time());
$dest = './Uploads/Users/' . $date_path . "/";
if (!is_dir($dest)) {
$this->createDir($dest);
}
$name_pic = time() . rand(1, 100) . '.jpg';
$dest.=$name_pic;
copy($url, $dest);
$key_val=qiniu_upload_image($dest);
D("UsersLogin")->where(array('users_id'=>$uid))->save(array('qr_code'=>$key_val));
return $key_val;
}else{
return $users_info["qr_code"];
}

}

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