85 lines
3.2 KiB
C#
85 lines
3.2 KiB
C#
using System;
|
|
using System.Text.Json;
|
|
using System.Threading.Tasks;
|
|
using System.Collections.Generic;
|
|
using System.Reflection;
|
|
using Microsoft.AspNetCore.Mvc;
|
|
using Microsoft.AspNetCore.Cors;
|
|
using LeanCloud.Storage.Internal.Object;
|
|
using LeanCloud.Storage;
|
|
|
|
namespace LeanCloud.Engine {
|
|
[ApiController]
|
|
[Route("{1,1.1}")]
|
|
[EnableCors(LCEngine.LCEngineCORS)]
|
|
public class LCClassHookController : ControllerBase {
|
|
private Dictionary<string, MethodInfo> ClassHooks => LCEngine.ClassHooks;
|
|
|
|
[HttpPost("functions/{className}/{hookName}")]
|
|
public async Task<object> Hook(string className, string hookName, JsonElement body) {
|
|
try {
|
|
LCLogger.Debug($"Hook: {className}#{hookName}");
|
|
LCLogger.Debug(body.ToString());
|
|
|
|
LCEngine.CheckHookKey(Request);
|
|
|
|
string classHookName = GetClassHookName(className, hookName);
|
|
if (ClassHooks.TryGetValue(classHookName, out MethodInfo mi)) {
|
|
Dictionary<string, object> dict = LCEngine.Decode(body);
|
|
|
|
LCObjectData objectData = LCObjectData.Decode(dict["object"] as Dictionary<string, object>);
|
|
objectData.ClassName = className;
|
|
LCObject obj = LCObject.Create(className);
|
|
obj.Merge(objectData);
|
|
|
|
// 避免死循环
|
|
if (hookName.StartsWith("before")) {
|
|
obj.DisableBeforeHook();
|
|
} else {
|
|
obj.DisableAfterHook();
|
|
}
|
|
|
|
LCUser user = null;
|
|
if (dict.TryGetValue("user", out object userObj) &&
|
|
userObj != null) {
|
|
user = new LCUser();
|
|
user.Merge(LCObjectData.Decode(userObj as Dictionary<string, object>));
|
|
}
|
|
|
|
LCClassHookRequest req = new LCClassHookRequest {
|
|
Object = obj,
|
|
CurrentUser = user
|
|
};
|
|
|
|
LCObject result = await LCEngine.Invoke(mi, req) as LCObject;
|
|
if (result != null) {
|
|
return LCCloud.Encode(result);
|
|
}
|
|
}
|
|
return default;
|
|
} catch (Exception e) {
|
|
return StatusCode(500, e.Message);
|
|
}
|
|
}
|
|
|
|
private static string GetClassHookName(string className, string hookName) {
|
|
switch (hookName) {
|
|
case "beforeSave":
|
|
return $"__before_save_for_{className}";
|
|
case "afterSave":
|
|
return $"__after_save_for_{className}";
|
|
case "beforeUpdate":
|
|
return $"__before_update_for_{className}";
|
|
case "afterUpdate":
|
|
return $"__after_update_for_{className}";
|
|
case "beforeDelete":
|
|
return $"__before_delete_for_{className}";
|
|
case "afterDelete":
|
|
return $"__after_delete_for_{className}";
|
|
default:
|
|
throw new Exception($"Error hook name: {hookName}");
|
|
}
|
|
}
|
|
}
|
|
}
|