【移动应用开发技术】C#开发微信公众号之接口开发的示例分析

【移动应用开发技术】C#开发微信公众号之接口开发的示例分析

一、前言二、需求三、实现流程及与传统方法对比四、用户绑定流程图/upload/information/20201208/260/11317.jpg/upload/information/20201208/260/11319.jpg五、用户绑定实现方法主要代码

///

<summary>

///

调用微信接口获取带参数临时二维码的ticket

///

使用方法：/cgi-bin/showqrcode?ticket=TICKET

///

</summary>

///

<param

name="scene_id">二维码带的参数</param>

///

<returns>json:ticket:换取二维码的凭证，expire_seconds:凭证有效时间，url:二维码解析后的地址。此处返回ticket

否则返回错误码</returns>

public

string

GetQrcode(string

appid,

string

appsecret,

Int32

scene_id)

{

string

QrcodeUrl

=

"/cgi-bin/qrcode/create?access_token={0}";//WxQrcodeAPI接口

string

AccessToken

=

getTokenSession(appid,

appsecret);//拉取全局的AccessToken11

QrcodeUrl

=

string.Format(QrcodeUrl,

AccessToken);

string

PostJson

=

"{\"expire_seconds\":

1800,

\"action_name\":

\"QR_SCENE\",

\"action_info\":

{\"scene\":

{\"scene_id\":

"

+

scene_id

+

"}}}";

string

ReText

=

WebRequestPostOrGet(QrcodeUrl,

PostJson);//post提交

Dictionary<string,

object>

reDic

=

(Dictionary<string,

object>)Jss.DeserializeObject(ReText);

if

(reDic.ContainsKey("ticket"))

return

reDic["ticket"].ToString();//成功

}

else

{

return

reDic["errcode"].ToString();//返回错误码

}

}

switch

(WxXmlModel.Event)

{

case

"subscribe":

if

(string.IsNullOrEmpty(WxXmlModel.EventKey))

{

XML

=

.wxapi.ResponseMessage.GetText(WxXmlModel.FromUserName,

WxXmlModel.ToUserName,"关注成功");

}

else

{

XML

=

.wxapi.ResponseMessage.SubScanQrcode(WxXmlModel.FromUserName,

WxXmlModel.ToUserName,

WxXmlModel.EventKey);

//扫描带参数二维码先关注后推送事件11

}

break;

case

"SCAN":

XML

=

.wxapi.ResponseMessage.ScanQrcode(WxXmlModel.FromUserName,

WxXmlModel.ToUserName,

WxXmlModel.EventKey);

//扫