/// <summary>
/// 初始化操作
/// </summary>
/// <param name="controllerContext"></param>
protected void Initialize(HttpControllerContext controllerContext)
{
Context = controllerContext;
Request = controllerContext.Request;
RouteData = controllerContext.RouteData;
ActionName = RouteData.Values["action"] as string;
Method = Request.Method;
var ctx = Request.Properties["MS_HttpContext"] as HttpContextWrapper;
if (ctx != null)
{
RequestParameters = new RequestValues(ctx.Request.Unvalidated);
ctx.Request.InputStream.Position = 0;
RequestParameters.FormBodyBytes = ctx.Request.BinaryRead(ctx.Request.ContentLength); //读取body数据
}
else
{
RequestParameters = new RequestValues(null);
//TODO:如何取值，可以从Request出发
}
var mediaType = Request.Content?.Headers?.ContentType?.MediaType;
var isJson = mediaType.Equals("application/json", StringComparison.OrdinalIgnoreCase);
if (isJson)
{
var charSet = Request.Content?.Headers?.ContentType?.CharSet;
var encoding = charSet == null ? Encoding.UTF8 : Encoding.GetEncoding(charSet);
var jsonString = encoding.GetString(RequestParameters.FormBodyBytes);
RequestParameters.FormBody = new JsonFormBody(jsonString);
}
ReadRouteData(RequestParameters);//获取路由数据
}
/// <summary>
/// 读取路由参数，保存到请求变量中
/// </summary>
/// <param name="values">请求变量</param>
private void ReadRouteData(RequestValues values)
{
var nv = new NameValueCollection();
foreach (var item in RouteData.Values)
{
nv.Add(item.Key, item.Value + "");
}
values.RouteDatas = nv;
}
public void TryParse(RequestValues values, out object value)
{
var paramValue = values[Name];
if (paramValue != null)
{
Try(paramValue, out value);
}
else
{
Try(values, out value);
}
}
protected override void Try(RequestValues args, out object value)
{
value = null;
}
protected abstract void Try(RequestValues args, out object value);