/// <summary>
/// 执行过滤器
/// </summary>
/// <param name="input">微信的请求数据</param>
/// <param name="signature">微信请求时携带的signature</param>
/// <param name="nonce">微信请求时携带的nonce</param>
/// <param name="timestamp">微信请求时携带的timestamp</param>
/// <returns></returns>
public static MiddlewareParameter Execute(string input, string signature, string nonce, string timestamp)
{
if (Configurations.Current.EnumMessageMode == Configurations.TransferMode.Cipher)
{
WXBizMsgCrypt crypt = new WXBizMsgCrypt();
var items = crypt.DecryptMsg(signature, timestamp, nonce, input);
if (!items.Item1)
{
throw new Exception(items.Item2);
}
input = items.Item2;
}
var requestModel = input.ExXmlToEntity <RequestBase>();
requestModel.Nonce = nonce;
requestModel.Timestamp = timestamp;
requestModel.Signature = signature;
var middleInput = new MiddlewareParameter
{
Input = new MiddlewareInput(input, requestModel)
};
return(Execute(middleInput));
}
/// <summary>
/// 执行过滤器
/// </summary>
/// <returns></returns>
private static MiddlewareParameter Execute(MiddlewareParameter middlareResult)
{
//全局开始过滤器
GlobalPreFilters.ForEach(filter => filter(middlareResult));
//处理文本消息
if (middlareResult.Input.RequestBaseModel.MsgType == Configurations.Current.MessageType.Text)
{
var textReq = middlareResult.Input.GetRequestModel <TextRequest>();
TextFilters.Execute(textReq, middlareResult);
}
//处理图片消息
if (middlareResult.Input.RequestBaseModel.MsgType == Configurations.Current.MessageType.Image)
{
var imageReq = middlareResult.Input.GetRequestModel <ImageRequest>();
ImageFilters.Execute(imageReq, middlareResult);
}
//位置信息
if (middlareResult.Input.RequestBaseModel.MsgType == Configurations.Current.MessageType.Location)
{
var locationReq = middlareResult.Input.GetRequestModel <LocationRequest>();
LocationFilters.Execute(locationReq, middlareResult);
}
//事件
if (middlareResult.Input.RequestBaseModel.MsgType == Configurations.Current.MessageType.Event)
{
var eb = middlareResult.Input.GetRequestModel <EventBase>();
//普通过滤器
EventFileters.Execute(eb, middlareResult);
if (eb.Event == Configurations.Current.EventType.Click)
{
//单击菜单事件
var clickReq = middlareResult.Input.GetRequestModel <ClickMenuRequest>();
ClickFilters.Execute(clickReq, middlareResult);
}
if (eb.Event == Configurations.Current.EventType.Scan)
{
//扫描二维码事件
var scanReq = middlareResult.Input.GetRequestModel <ScanQrRequest>();
ScanQrFilters.Execute(scanReq, middlareResult);
}
if (eb.Event == Configurations.Current.EventType.Location)
{
//位置事件
var positionReq = middlareResult.Input.GetRequestModel <PositionRequest>();
PositionFilter.Execute(positionReq, middlareResult);
}
}
//执行 语音识别结果 过滤器
if (middlareResult.Input.RequestBaseModel.MsgType == Configurations.Current.MessageType.Voice)
{
var voiceReq = middlareResult.Input.GetRequestModel <VoiceRequest>();
VoiceFilters.Execute(voiceReq, middlareResult);
}
//全局结束过滤器
GlobalEndFilters.ForEach(filter => filter(middlareResult));
return(middlareResult);
}
/// <summary>
/// 执行过滤器
/// </summary>
/// <param name="req"></param>
/// <param name="middleware"></param>
public void Execute(TRequest req, MiddlewareParameter middleware)
{
this._filters.ForEach(filter => filter(req, middleware));
}