109 lines
4.2 KiB
C#
109 lines
4.2 KiB
C#
using System.Text.Json;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Options;
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using MiGu.Server.Auth;
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using MiGu.Server.Launcher;
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namespace MiGu.Server.Controllers;
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/// <summary>
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/// 读取 SimpleLite 地图固定目录下的 JSON 原文，供平台「地图管理」右侧预览。
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/// 先向 SimpleLite 拉取 maps 列表拿到 directory，再读本机同路径文件（与 SimpleLite 同机部署）。
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/// </summary>
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[ApiController]
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[Authorize]
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[Route("api/maps")]
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public class MapsContentController : ControllerBase
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{
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private readonly IHttpClientFactory _httpFactory;
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private readonly InternalTokenStore _internalToken;
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private readonly SimpleLiteOptions _sl;
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private readonly ILogger<MapsContentController> _log;
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public MapsContentController(
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IHttpClientFactory httpFactory,
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InternalTokenStore internalToken,
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IOptions<SimpleLiteOptions> sl,
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ILogger<MapsContentController> log)
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{
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_httpFactory = httpFactory;
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_internalToken = internalToken;
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_sl = sl.Value;
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_log = log;
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}
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[HttpGet("{name}/content")]
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public async Task<IActionResult> GetContent(string name, CancellationToken ct)
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{
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if (string.IsNullOrWhiteSpace(name)
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|| name.Contains("..", StringComparison.Ordinal)
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|| name.IndexOfAny(['/', '\\', ':', '*', '?', '"', '<', '>', '|']) >= 0)
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{
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return BadRequest(new { message = "地图名称非法" });
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}
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try
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{
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var directory = await FetchMapsDirectoryAsync(ct);
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if (string.IsNullOrWhiteSpace(directory))
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return StatusCode(503, new { message = "无法从 SimpleLite 获取地图目录" });
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var fileName = name.EndsWith(".json", StringComparison.OrdinalIgnoreCase) ? name : $"{name}.json";
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var fullPath = Path.GetFullPath(Path.Combine(directory, fileName));
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var root = Path.GetFullPath(directory);
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if (!fullPath.StartsWith(root, StringComparison.OrdinalIgnoreCase))
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return BadRequest(new { message = "路径校验失败" });
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if (!System.IO.File.Exists(fullPath))
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return NotFound(new { message = $"地图文件不存在：{fileName}" });
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var content = await System.IO.File.ReadAllTextAsync(fullPath, ct);
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return Ok(new
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{
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name,
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fileName,
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path = fullPath,
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content
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});
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}
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catch (Exception ex)
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{
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_log.LogWarning(ex, "读取地图 JSON 失败 name={Name}", name);
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return StatusCode(500, new { message = $"读取地图 JSON 失败：{ex.Message}" });
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}
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}
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private async Task<string?> FetchMapsDirectoryAsync(CancellationToken ct)
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{
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var client = _httpFactory.CreateClient();
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client.Timeout = TimeSpan.FromSeconds(8);
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var url = $"http://127.0.0.1:{_sl.ProjectionPort}/projection/map-edit/maps";
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using var msg = new HttpRequestMessage(HttpMethod.Get, url);
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if (!string.IsNullOrEmpty(_internalToken.Token))
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msg.Headers.TryAddWithoutValidation("X-Platform-Internal-Token", _internalToken.Token);
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using var resp = await client.SendAsync(msg, ct);
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var body = await resp.Content.ReadAsStringAsync(ct);
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if (!resp.IsSuccessStatusCode)
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throw new InvalidOperationException($"SimpleLite maps 列表返回 {(int)resp.StatusCode}");
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using var doc = JsonDocument.Parse(body);
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var root = doc.RootElement;
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if (root.TryGetProperty("success", out var ok) && ok.ValueKind == JsonValueKind.False)
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{
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var message = root.TryGetProperty("message", out var m) ? m.GetString() : "maps 列表失败";
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throw new InvalidOperationException(message ?? "maps 列表失败");
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}
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JsonElement data = root;
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if (root.TryGetProperty("data", out var d) && d.ValueKind == JsonValueKind.Object)
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data = d;
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if (data.TryGetProperty("directory", out var dir) && dir.ValueKind == JsonValueKind.String)
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return dir.GetString();
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return null;
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}
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}
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