/// <summary>
/// 生成模型
/// </summary>
/// <param name="request">请求数据</param>
/// <param name="parameter">参数</param>
/// <returns></returns>
public object BindModel(HttpRequest request, ParameterInfo parameter)
{
var name = parameter.Name;
var targetType = parameter.ParameterType;
if (targetType.IsClass == true && targetType.IsArray == false && targetType != typeof(string))
{
return ConvertToClass(request, parameter);
}
// 转换为数组
var values = request.GetValues(name);
if (targetType.IsArray == true)
{
return Converter.Cast(values, targetType);
}
// 转换为简单类型 保留参数默认值
var value = values.FirstOrDefault();
if (value == null && parameter.DefaultValue != DBNull.Value)
{
return parameter.DefaultValue;
}
return Converter.Cast(value, targetType);
}
/// <summary>
/// 收到http请求
/// </summary>
/// <param name="request"></param>
/// <param name="response"></param>
protected override void OnHttpRequest(HttpRequest request, HttpResponse response)
{
var parameters = string.Join("&", request.Form, request.Query).Trim('&');
if (string.Equals(request.Path, AppConfig.HttpURL.AbsolutePath, StringComparison.OrdinalIgnoreCase))
{
this.TryPushParameters(parameters);
}
response.Write(parameters);
}
/// <summary>
/// 推送请求内容到客户端
/// </summary>
/// <param name="session">会话</param>
/// <param name="request">请求</param>
/// <returns></returns>
private bool PushRequest(FastSession session, HttpRequest request)
{
try
{
session.InvokeApi("OnHttpRequest", request.Url.PathAndQuery, request.Body);
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// 获取http行为
/// 如果获取不到则返回null
/// </summary>
/// <param name="request">请求上下文</param>
/// <returns></returns>
public HttpAction TryGet(HttpRequest request)
{
var route = request.Url.AbsolutePath.ToLower();
var apiAction = default(HttpAction);
if (request.HttpMethod == HttpMethod.POST)
{
var postKey = route.GetHashCode() ^ HttpMethod.POST.GetHashCode();
if (this.dictionary.TryGetValue(postKey, out apiAction))
{
return apiAction;
}
}
var allKey = route.GetHashCode() ^ HttpMethod_ALL.GetHashCode();
this.dictionary.TryGetValue(allKey, out apiAction);
return apiAction;
}
/// <summary>
/// 生成模型
/// </summary>
/// <param name="request">请求数据</param>
/// <param name="parameter">参数</param>
/// <returns></returns>
public object BindModel(HttpRequest request, ParameterInfo parameter)
{
var name = parameter.Name;
var type = parameter.ParameterType;
if (type.IsClass == true && type.IsArray == false && type != typeof(string))
{
return ConvertToClass(request, parameter);
}
var values = request.GetValues(name);
if (type.IsArray == true)
{
return ConvertToArray(type, name, values);
}
return ConvertToSimple(type, name, values.FirstOrDefault(), parameter.DefaultValue);
}
/// <summary>
/// 转换为类
/// </summary>
/// <param name="parameter">参数</param>
/// <param name="request">请求数据</param>
/// <returns></returns>
public static object ConvertToClass(HttpRequest request, ParameterInfo parameter)
{
var targetType = parameter.ParameterType;
if (targetType.IsByRef && targetType.IsInterface && targetType.IsAbstract)
{
throw new NotSupportedException("不支持的类型：" + targetType.Name);
}
var instance = Activator.CreateInstance(targetType);
var setters = PropertySetter.GetPropertySetters(targetType);
foreach (var setter in setters)
{
var value = request.GetValues(setter.Name).FirstOrDefault();
if (value != null)
{
var valueCast = Converter.Cast(value, setter.Type);
setter.SetValue(instance, valueCast);
}
}
return instance;
}
/// <summary>
/// 收到Http请求
/// </summary>
/// <param name="request">请求对象</param>
/// <param name="response">回复对象</param>
protected override void OnHttpRequest(HttpRequest request, HttpResponse response)
{
var route = request.Url.AbsolutePath;
var action = this.httpActionList.TryGet(route);
var requestContext = new RequestContext(request, response);
if (action == null)
{
var exception = new ApiNotExistException(route);
var exceptionContext = new ExceptionContext(requestContext, exception);
foreach (var filter in this.GlobalFilter.ExceptionFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
var result = exceptionContext.Result == null ? new ErrorResult { Status = 404, Errors = exception.Message } : exceptionContext.Result;
result.ExecuteResult(requestContext);
}
else
{
var controller = this.DependencyResolver.GetService(action.DeclaringService) as HttpController;
var actionContext = new ActionContext(requestContext, action);
controller.Server = this;
((IHttpController)controller).Execute(actionContext);
}
}
/// <summary>
/// 请求上下文
/// </summary>
/// <param name="request">请求上下文对象</param>
/// <param name="response">回复上下文对象</param>
internal RequestContext(HttpRequest request, HttpResponse response)
{
this.Request = request;
this.Response = response;
}
/// <summary>
/// 收到Http请求
/// </summary>
/// <param name="request">请求对象</param>
/// <param name="response">回复对象</param>
protected override void OnHttpRequest(HttpRequest request, HttpResponse response)
{
Task.Factory.StartNew(() => this.ProcessRequest(new RequestContext(request, response)));
}