我对 API Controller 有这样的操作:
[HttpPost]
public async Task<IActionResult> StartDeployment(
[FromQuery]Guid deploymentId,
[FromRoute]RequestInfo requestInfo,
[FromBody]DeploymenRequest deploymentRequest)
{
}
可通过复杂的 url (requestInfo
) 获取并接收 HTTP POST 请求负载 (deploymentRequest
)。
是否可以结合使用 [FromRoute]
和 [FromBody]
这样我就有了单一请求模型:
public class UberDeploymentRequestInfo
{
[FromQuery]public Guid DeploymentId { get; set; }
[FromRoute]public RequestInfo RequestInfo { get; set; }
[FromBody]public DeploymenRequest DeploymentRequest { get; set; }
}
所以我可以使用 Fluent Validation 拥有单个验证器:
internal class UberDeploymentRequestInfoValidator : AbstractValidator<UberDeploymentRequestInfo>
{
public UberDeploymentRequestInfoValidator()
{
// validation rules can access both url and payload
}
}
最佳答案
如评论中所述,它可以通过自定义模型 Binder 来实现。下面是一些代码片段,用于连接所有内容,例如,您可以将带有以下 JSON 正文的 http 请求发送到 API /api/cats?From=james&Days=20
{
"Name":"",
"EyeColor":"Red"
}
几个类,你也可以在这里找到它们:https://github.com/atwayne/so-51316269
// We read Cat from request body
public class Cat
{
public string Name { get; set; }
public string EyeColor { get; set; }
}
// AdoptionRequest from Query String or Route
public class AdoptionRequest
{
public string From { get; set; }
public string Days { get; set; }
}
// One class to merge them together
[ModelBinder(BinderType = typeof(CatAdoptionEntityBinder))]
public class CatAdoptionRequest
{
public Cat Cat { get; set; }
public AdoptionRequest AdoptionRequest { get; set; }
}
public class CatAdoptionEntityBinder : IModelBinder
{
public async Task BindModelAsync(ModelBindingContext bindingContext)
{
// Read Cat from Body
var memoryStream = new MemoryStream();
var body = bindingContext.HttpContext.Request.Body;
var reader = new StreamReader(body, Encoding.UTF8);
var text = reader.ReadToEnd();
var cat = JsonConvert.DeserializeObject<Cat>(text);
// Read Adoption Request from query or route
var adoptionRequest = new AdoptionRequest();
var properties = typeof(AdoptionRequest).GetProperties();
foreach (var property in properties)
{
var valueProvider = bindingContext.ValueProvider.GetValue(property.Name);
if (valueProvider != null)
{
property.SetValue(adoptionRequest, valueProvider.FirstValue);
}
}
// Merge
var model = new CatAdoptionRequest()
{
Cat = cat,
AdoptionRequest = adoptionRequest
};
bindingContext.Result = ModelBindingResult.Success(model);
return;
}
}
// Controller
[HttpPost()]
public bool Post([CustomizeValidator]CatAdoptionRequest adoptionRequest)
{
return ModelState.IsValid;
}
public class CatAdoptionRequestValidator : AbstractValidator<CatAdoptionRequest>
{
public CatAdoptionRequestValidator()
{
RuleFor(profile => profile.Cat).NotNull();
RuleFor(profile => profile.AdoptionRequest).NotNull();
RuleFor(profile => profile.Cat.Name).NotEmpty();
}
}
// and in our Startup.cs
public void ConfigureServices(IServiceCollection services)
{
services.AddMvc().AddFluentValidation();
services.AddTransient<IValidator<CatAdoptionRequest>, CatAdoptionRequestValidator>();
}
关于c# - 是否可以在 ASP.NET Core 中组合 [FromRoute] 和 [FromBody]?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/51316269/