public virtual void Patch(string id, IDictionary <string, object> data)
{
if (string.IsNullOrWhiteSpace(id) || data == null)
{
throw HttpResponseExceptionUtility.BadRequest("Missing the id argument.");
}
var count = 0;
var parts = id.Split('-');
switch (parts.Length)
{
case 1:
count = this.DataService.Update <string>(data, parts[0], this.GetScope());
break;
case 2:
count = this.DataService.Update <string, string>(data, parts[0], parts[1], this.GetScope());
break;
case 3:
count = this.DataService.Update <string, string, string>(data, parts[0], parts[1], parts[2], this.GetScope());
break;
default:
throw HttpResponseExceptionUtility.BadRequest("The parts of id argument too many.");
}
if (count < 1)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
}
public virtual object Search(string keyword, [FromUri] Paging paging = null)
{
if (string.IsNullOrWhiteSpace(keyword))
{
throw HttpResponseExceptionUtility.BadRequest("Missing keyword for search.");
}
return(this.DataService.Search(keyword, this.GetScope(), paging));
}
public override Task ExecuteBindingAsync(ModelMetadataProvider metadataProvider, HttpActionContext actionContext, CancellationToken cancellationToken)
{
var routeData = actionContext.RequestContext.RouteData;
object value;
//从当前请求的路由数据中获取指定的键值，获取失败则抛出异常
if (!routeData.Values.TryGetValue(this.Attribute.Key, out value))
{
return(TaskHelper.FromError(HttpResponseExceptionUtility.BadRequest(string.Format("Resolve '{0}' route data failed for the '{1}' parameter.", this.Attribute.Key, this.Descriptor.ParameterName))));
}
//获取指定键值切分之后的部位顺序
var ordinal = this.GetOrdinal(actionContext);
//如果获取的切分部位顺序为正数则必须进行切片处理
if (ordinal >= 0 && value != null)
{
var parts = Utility.Slice(value.ToString());
if (ordinal < parts.Length)
{
value = parts[ordinal];
}
else
{
value = this.Descriptor.DefaultValue;
}
}
//进行类型转换处理
if (this.Attribute.ConverterType == null)
{
object targetValue;
if (Zongsoft.Common.Convert.TryConvertValue(value, this.Descriptor.ParameterType, out targetValue))
{
value = targetValue;
}
else
{
value = this.Descriptor.DefaultValue;
}
}
else
{
var converter = (TypeConverter)System.Activator.CreateInstance(this.Attribute.ConverterType);
if (converter.CanConvertTo(this.Descriptor.ParameterType))
{
value = converter.ConvertTo(value, this.Descriptor.ParameterType);
}
}
return(Task.Run(() => this.SetValue(actionContext, value)));
}
public virtual void Put(TModel model)
{
if (model == null || (!this.ModelState.IsValid))
{
throw HttpResponseExceptionUtility.BadRequest(this.ModelState);
}
if (this.DataService.Update(model, this.GetScope()) < 1)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
}
public virtual TModel Post(TModel model)
{
if (model == null || (!this.ModelState.IsValid))
{
throw HttpResponseExceptionUtility.BadRequest(this.ModelState);
}
if (this.DataService.Insert(model, this.GetScope()) > 0)
{
return(model);
}
throw new HttpResponseException(System.Net.HttpStatusCode.Conflict);
}
public override Task ExecuteBindingAsync(ModelMetadataProvider metadataProvider, HttpActionContext actionContext, CancellationToken cancellationToken)
{
var routeData = actionContext.RequestContext.RouteData;
object value;
//从当前请求的路由数据中获取指定的键值，获取失败则抛出异常
if (!routeData.Values.TryGetValue(this.Attribute.Key, out value))
{
return(TaskHelper.FromError(HttpResponseExceptionUtility.BadRequest(string.Format("Resolve '{0}' route data failed for the '{1}' parameter.", this.Attribute.Key, this.Descriptor.ParameterName))));
}
//获取指定键值切分之后的部位顺序
var ordinal = this.GetOrdinal(actionContext);
//如果获取的切分部位顺序为正数则必须进行切片处理
if (ordinal >= 0 && value != null)
{
var parts = Utility.Slice(value.ToString());
if (ordinal < parts.Length)
{
value = parts[ordinal];
}
else
{
value = this.Descriptor.DefaultValue;
}
}
//进行类型转换处理
if (this.Attribute.ConverterType == null)
{
object targetValue;
if (value != null && value is string text && text.Length > 0 && (this.Descriptor.ParameterType.IsArray || Zongsoft.Common.TypeExtension.IsCollection(this.Descriptor.ParameterType)))
{
var parts = text.Split(',');
var elementType = Zongsoft.Common.TypeExtension.GetElementType(this.Descriptor.ParameterType);
var array = Array.CreateInstance(elementType, parts.Length);
for (int i = 0; i < parts.Length; i++)
{
if (Zongsoft.Common.Convert.TryConvertValue(parts[i], elementType, out var element))
{
array.SetValue(element, i);
}
else
{
actionContext.ModelState.AddModelError(this.Descriptor.ParameterName, $"The specified '{parts[i]}' is an invalid element value and cannot be converted to '{elementType.Name}' type.");
}
}
value = array;
}
else if (Zongsoft.Common.Convert.TryConvertValue(value, this.Descriptor.ParameterType, out targetValue))
{
value = targetValue;
}
else
{
value = this.Descriptor.DefaultValue;
}
}
public virtual void Delete(string id)
{
if (string.IsNullOrWhiteSpace(id))
{
throw HttpResponseExceptionUtility.BadRequest("Missing the id argument.");
}
string[] parts;
var entries = id.Split('|');
if (entries != null && entries.Length > 1)
{
int count = 0;
using (var transaction = new Zongsoft.Transactions.Transaction())
{
foreach (var entry in entries)
{
parts = entry.Split('-');
switch (parts.Length)
{
case 1:
count += this.DataService.Delete <string>(parts[0]);
break;
case 2:
count += this.DataService.Delete <string, string>(parts[0], parts[1]);
break;
case 3:
count += this.DataService.Delete <string, string, string>(parts[0], parts[1], parts[2]);
break;
default:
throw HttpResponseExceptionUtility.BadRequest("The parts of id argument too many.");
}
}
transaction.Commit();
}
return;
}
parts = id.Split('-');
var succeed = false;
switch (parts.Length)
{
case 1:
succeed = this.DataService.Delete <string>(parts[0]) > 0;
break;
case 2:
succeed = this.DataService.Delete <string, string>(parts[0], parts[1]) > 0;
break;
case 3:
succeed = this.DataService.Delete <string, string, string>(parts[0], parts[1], parts[2]) > 0;
break;
default:
throw HttpResponseExceptionUtility.BadRequest("The parts of id argument too many.");
}
if (!succeed)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
}
public virtual object Get(string id = null, [FromUri] string key = null, [FromUri] Paging paging = null)
{
object result = null;
if (string.IsNullOrWhiteSpace(id))
{
if (string.IsNullOrWhiteSpace(key))
{
return(this.DataService.Select(null, this.GetScope(), paging));
}
result = this.DataService.Search(key, this.GetScope(), paging);
if (result == null)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
return(result);
}
//如果同时指定了id和key参数，则抛出无效的请求异常(即400错误)
if (key != null)
{
throw HttpResponseExceptionUtility.BadRequest("Cannot specify the 'id' and 'key' argument at the same time.");
}
var parts = this.Slice(id);
switch (parts.Length)
{
case 1:
//如果只指定了一个参数并且参数包含冒号，则直接返回搜索操作结果
if (parts[0].Contains(":"))
{
result = this.DataService.Search(parts[0], this.GetScope(), paging);
if (result == null)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
return(result);
}
result = this.DataService.Get <string>(parts[0], this.GetScope(), paging);
break;
case 2:
result = this.DataService.Get <string, string>(parts[0], parts[1], this.GetScope(), paging);
break;
case 3:
result = this.DataService.Get <string, string, string>(parts[0], parts[1], parts[2], this.GetScope(), paging);
break;
default:
throw new HttpResponseException(System.Net.HttpStatusCode.BadRequest);
}
//如果结果对象为空则抛出404异常
if (result == null)
{
throw new HttpResponseException(System.Net.HttpStatusCode.NotFound);
}
return(result);
}