chore: 首次簽入 Thinkyu ASP.NET 專案

- 加入 Visual Studio / ASP.NET .gitignore - 排除建置輸出、IDE 設定、NuGet packages、大型 MSI 安裝檔
2026-09-10 09:42:37 +08:00
commit 577060bc78
2496 changed files with 501389 additions and 0 deletions
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+using System;
+using System.Web;
+using System.IO;
+using Newtonsoft.Json;
+using WebLib;
+
+namespace Education.Services
+{
+    public class TrainFareUploadHandler : IHttpHandler, System.Web.SessionState.IRequiresSessionState
+    {
+        public bool IsReusable => false;
+
+        public void ProcessRequest(HttpContext context)
+        {
+            context.Response.ContentType = "application/json; charset=utf-8";
+
+            try
+            {
+                if (context.Request.Files.Count == 0)
+                {
+                    WriteResponse(context, false, "沒有檔案被上傳", null);
+                    return;
+                }
+
+                HttpPostedFile uploadFile = context.Request.Files[0];
+                if (uploadFile == null || uploadFile.ContentLength == 0)
+                {
+                    WriteResponse(context, false, "檔案為空", null);
+                    return;
+                }
+
+                string uploadDir = Path.Combine(context.Server.MapPath("~/"), "DocUpload");
+
+                if (!Directory.Exists(uploadDir))
+                {
+                    Directory.CreateDirectory(uploadDir);
+                }
+
+                // 使用 TrainFareImport_時間戳.xlsx 格式命名
+                string timestamp = PublicVariable.TaiwanNow.ToString("yyyyMMdd_HHmmss_fff");
+                string tempFileName = Path.Combine(uploadDir, $"TrainFareImport_{timestamp}.xlsx");
+
+                // 確保檔案是 XLSX 或 XLS 格式
+                if (!uploadFile.FileName.EndsWith(".xlsx", StringComparison.OrdinalIgnoreCase) &&
+                    !uploadFile.FileName.EndsWith(".xls", StringComparison.OrdinalIgnoreCase))
+                {
+                    WriteResponse(context, false, "只支援 .xlsx 或 .xls 格式的檔案", null);
+                    return;
+                }
+
+                uploadFile.SaveAs(tempFileName);
+
+                context.Session["火車票價匯入檔案"] = tempFileName;
+
+                WriteResponse(context, true, "上傳成功", tempFileName);
+            }
+            catch (Exception ex)
+            {
+                WriteResponse(context, false, $"上傳失敗：{ex.Message}", null);
+            }
+        }
+
+        private void WriteResponse(HttpContext context, bool success, string message, string data)
+        {
+            var response = new
+            {
+                Success = success,
+                Message = message,
+                Data = data
+            };
+            context.Response.Write(JsonConvert.SerializeObject(response));
+        }
+    }
+}