//-----------------------------------------------------------
// 获取接口清单
//-----------------------------------------------------------
// 获取接口清单
static TypeAPI GetTypeApi(Type type)
{
// 获取接口列表
var rootUrl = GetApiRootUrl(type);
var typeapi = new TypeAPI();
var apis = new List <API>();
var methods = type.GetMethods(BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly);
foreach (MethodInfo method in methods)
{
HttpApiAttribute attr = ReflectHelper.GetHttpApiAttribute(method);
if (attr != null)
{
var api = new API()
{
Name = method.Name,
Description = attr.Description,
ReturnType = ParseDataType(attr.Type, method.ReturnType).ToString(),
CacheDuration = attr.CacheSeconds,
AuthIP = attr.AuthIP,
AuthToken = attr.AuthToken,
AuthLogin = attr.AuthLogin,
AuthUsers = attr.AuthUsers,
AuthRoles = attr.AuthRoles,
AuthVerbs = attr.AuthVerbs.IsEmpty() ? "" : attr.AuthVerbs.ToUpper(),
Status = attr.Status,
Log = attr.Log,
Remark = attr.Remark,
Example = attr.Example,
Url = GetMethodDisplayUrl(rootUrl, method),
UrlTest = GetMethodTestUrl(rootUrl, method, attr.AuthToken),
Params = GetMethodParams(method, attr.AuthToken),
Method = method,
RType = attr.Type
};
apis.Add(api);
}
}
//
typeapi.Apis = apis.OrderBy(t => t.Name).ToList();
typeapi.Description = ReflectHelper.GetDescription(type);
typeapi.Histories = ReflectHelper.GetHistories(type);
return(typeapi);
}
//----------------------------------------------
// 入口
//----------------------------------------------
/// <summary>处理 Web 方法调用请求</summary>
public static void ProcessRequest(HttpContext context, object handler)
{
// 解析类型、方法、参数等信息
// 对于aspx页面，执行时编译出来的是类似ASP.xxx_aspx的类，这不是我们想要处理的类，追溯处理父类(IMPORTANT!)
var decoder = RequestDecoder.CreateInstance(context);
var args = decoder.ParseArguments();
var type = handler.GetType();
if (type.FullName.StartsWith("ASP.") && type.BaseType != null)
{
type = type.BaseType;
}
var methodName = decoder.MethodName;
var method = ReflectHelper.GetMethod(type, methodName);
var attr = ReflectHelper.GetHttpApiAttribute(method);
// 处理预留方法
if (ProcessReservedMethod(context, type, methodName, args))
{
return;
}
// 普通方法调用
try
{
// 检测方法可用性
// 获取需要的参数
CheckMethod(context, method, attr, args);
var parameters = ReflectHelper.GetParameters(method, args);
// 获取方法调用结果并依情况缓存
object result;
if (attr.CacheSeconds == 0)
{
result = method.Invoke(handler, parameters);
}
else
{
var p = SerializeHelper.ToJson(parameters).ClearSpace().TrimStart('[').TrimEnd(']'); //.Replace("\"", "");
var cacheKey = string.Format("{0}-{1}-{2}", handler, method.Name, p); // 可考虑用 MD5 做缓存健名
var expireDt = DateTime.Now.AddSeconds(attr.CacheSeconds);
// 强制刷新缓存
if (args.ContainsKey("_refresh"))
{
bool refresh = (args["_refresh"].ToString() == "true");
if (refresh)
{
CacheHelper.SetCachedObject <object>(cacheKey, expireDt, () => { return(method.Invoke(handler, parameters)); });
}
}
result = CacheHelper.GetCachedObject <object>(cacheKey, expireDt, () => { return(method.Invoke(handler, parameters)); });
}
// 输出结果
ResponseType dataType = attr.Type;
if (args.ContainsKey("_type"))
{
dataType = (ResponseType)Enum.Parse(typeof(ResponseType), args["_type"].ToString(), true);
}
if (dataType == ResponseType.Auto && result != null)
{
dataType = ParseDataType(result.GetType());
}
var wrap = HttpApiConfig.Instance.Wrap ?? attr.Wrap;
var wrapInfo = attr.WrapCondition;
WriteResult(context, result, dataType, attr.MimeType, attr.FileName, attr.CacheSeconds, attr.CacheLocation, wrap, wrapInfo);
}
catch (Exception ex)
{
if (ex is HttpApiException)
{
var err = ex as HttpApiException;
WriteError(context, err.Code, err.Message);
}
else
{
var info = (ex.InnerException != null) ? ex.InnerException.Message : ex.Message;
WriteError(context, 400, info);
}
HttpApiConfig.Instance.DoException(method, ex);
}
finally
{
HttpApiConfig.Instance.DoEnd(context);
}
}
