删除(类无其他构造器): - SimApiBaseModel / SimApiLoggerProvider / SimApiSignProviderBase / AesBodyProviderBase - SimApiResponseFilter / SimApiAuthCenterOptions / SimApiExceptionOptions - SimApiHttpClientOptions / SimApiOptions / SimApiSynapseOptions / SimApiRouteOptions - SimApiStorageOptions / SimApiRequestLogOptions / SimApiJobServer / SimApiAuthOption - AuthDto 5 个纯 POCO(AppAndProfileItem/ConfirmResponse/LoginInfoResponse/ GroupRelatedItem/GroupDetailTreeNode)/ AesBodyRequest 保留(有带参构造器,空 init 是反序列化/绑定必需): - GetCodeResponse / PermissionItem / SimApiBaseRequest 系列 / PageResponse - SimApiLoginItem / SimApiDocGroup / SimApiStorage 相关 / 各 DTO
115 lines
3.8 KiB
Plaintext
115 lines
3.8 KiB
Plaintext
/*
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* Copyright (c) 2025 SimcuTeam. All rights reserved.
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* 移植自 C# 项目 SimApi(E:\simcu\simapi-net),遵循 MIT 许可证。
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*/
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package simapi.helpers
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import std.collection.*
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import std.io.*
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import simapi_serialization.*
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import soulsoft_web_http.*
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import simapi.communications.*
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import simapi.exceptions.*
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import simapi.interfaces.*
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/**
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* AES body 请求({"data": "密文"},对齐 C# SimApiOneFieldRequest<string>)。
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*/
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public class AesBodyRequest {
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public var _data: String = ""
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}
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/**
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* 服务端 AES body 解密校验器(对齐 C# ModelBinders/AesBodyModelBinder)。
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*
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* 仓颉无 ModelBinder 机制,按项目惯例由控制器在方法开头调用:
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* let jsonStr = SimApiAesBodyChecker.decryptBody(context, provider)
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* let request = JsonSerializer.Deserialize<XxxRequest>(jsonStr)
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* 或标注 @AesBody 注解自动执行(SimApiRequestDelegateFactory)。
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*
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* 流程(与 C# 一致):
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* 1. 读取 body 并反序列化为 {"data": "密文"}
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* 2. 校验 Data 非空
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* 3. 提取 appId(Query/Header)
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* 4. provider.getKey(appId) 获取密钥
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* 5. SimApiAesUtil.decrypt 解密得到明文 JSON 字符串
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* 返回解密后的 JSON 字符串,由控制器按目标类型反序列化。
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*/
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public class SimApiAesBodyChecker {
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private init() {}
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/**
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* 解密请求体,返回明文 JSON 字符串。
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* @param context 当前请求上下文。
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* @param provider AES 密钥提供器。
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* @return 解密后的 JSON 字符串。
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*/
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public static func decryptBody(context: HttpContext, provider: AesBodyProviderBase): String {
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// 1. 读取 body
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let body = readBody(context)
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if (body.isEmpty()) {
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SimApiError.error(code: 400, message: "请求体不能为空")
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}
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// 2. 反序列化 {"data": "密文"}
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let req = JsonSerializer.Deserialize<AesBodyRequest>(body)
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if (req._data.isEmpty()) {
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SimApiError.error(code: 400, message: "请求体缺少密文Data字段")
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}
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// 3. 提取 appId
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var appId: ?String = None
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if (let Some(name) <- provider.appIdName) {
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if (!name.isEmpty()) {
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appId = getParam(context, name)
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if (appId == None || appId == Some("")) {
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SimApiError.error(code: 400, message: "未找到${name}")
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}
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}
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}
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// 4. 获取密钥
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let key = provider.getKey(appId)
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if (key == None || key == Some("")) {
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SimApiError.error(code: 400, message: "获取密钥失败(应用不存在或密钥未配置)")
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}
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// 5. 解密
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let jsonStr = SimApiAesUtil.decrypt(req._data, key.getOrThrow())
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if (jsonStr.isEmpty()) {
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SimApiError.error(code: 400, message: "解密失败")
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}
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jsonStr
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}
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private static func readBody(context: HttpContext): String {
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try {
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context.request.enableBuffering()
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var buffer = Array<Byte>(4096, repeat: 0)
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var sb = StringBuilder()
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var read = context.request.body.read(buffer)
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while (read > 0) {
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sb.appendFromUtf8(buffer.slice(0, read))
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read = context.request.body.read(buffer)
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}
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// 重置流位置,供后续业务读取
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if (let seekable: Seekable <- context.request.body) {
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seekable.seek(SeekPosition.Begin(0))
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}
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sb.toString()
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} catch (ex: Exception) {
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SimApiError.error(code: 400, message: "读取请求体失败: ${ex.message}")
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}
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""
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}
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private static func getParam(context: HttpContext, name: String): ?String {
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let q = context.request.query.get(name)
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if (q != None && q != Some("")) {
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return q
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}
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context.request.headers.get(name)
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}
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}
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