public async Task Dispatch(LayimContext context)
{
var request = context.Request;
var response = context.Response;
var parameterValue = request.GetQuery(_parameterName);
//如果不是Get请求，返回方法不允许
if (!CommandMethod.Equals(request.Method, StringComparison.OrdinalIgnoreCase))
{
response.StatusCode = (int)HttpStatusCode.MethodNotAllowed;
await Task.FromResult(false);
}
//返回结果为"application/json";
context.Response.ContentType = "application/json;charset=utf-8";
//将参数转化为相应的类型，有 null 异常
T value;
if (string.IsNullOrEmpty(parameterValue))
{
value = default(T);
}
else
{
value = (T)Convert.ChangeType(parameterValue, typeof(T));
}
//执行具体处理函数
var result = _command(context, value);
//序列化结果
var json = context.Options.Serializer.SerializeObject(result);
//返回
await context.Response.WriteAsync(json);
}
public static IDictionary <string, object> GetOwinEnvironment(this LayimContext context)
{
Error.ThrowIfNull(context, nameof(context));
var owinContext = context as OwinLayimContext;
return(owinContext.Environment);
}
public Task Dispatch(LayimContext context)
{
context.Response.ContentType = _contentType;
context.Response.SetExpire(DateTimeOffset.Now.AddYears(1));
WriteResponse(context.Response);
return(Task.FromResult(true));
}
internal void Assign(LayimContext context)
{
Request = context.Request;
Response = context.Response;
Storage = context.Storage;
AppPath = context.Options.AppPath;
Url = new UrlHelper(context);
}
/// <summary>
/// 加载页面
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Dispatch(LayimContext context)
{
context.Response.ContentType = "text/html";
//根据路径匹配到相应的页面
var page = _pageFunc(context.UriMatch);
page.Assign(context);
//输出该页面的值
return(context.Response.WriteAsync(page.ToString()));
}
public async Task Dispatch(LayimContext context)
{
var request = context.Request;
var response = context.Response;
if (!CommandMethod.Equals(request.Method, StringComparison.OrdinalIgnoreCase))
{
response.StatusCode = (int)HttpStatusCode.MethodNotAllowed;
await Task.FromResult(false);
}
context.Response.ContentType = "application/json";
var result = _command(context);
var json = context.Options.Serializer.SerializeObject(result);
await context.Response.WriteAsync(json);
}
/// <summary>
/// 实现方法
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Dispatch(LayimContext context)
{
var request = context.Request;
var response = context.Response;
if (!CommandMethod.Equals(request.Method, StringComparison.OrdinalIgnoreCase))
{
response.StatusCode = (int)HttpStatusCode.MethodNotAllowed;
return(Task.FromResult(false));
}
//执行命令
if (_command(context))
{
response.StatusCode = (int)HttpStatusCode.OK;
}
else
{
response.StatusCode = 422;
}
return(Task.FromResult(true));
}
public UrlHelper(LayimContext context)
{
Error.ThrowIfNull(context, nameof(context));
_context = context;
}