426 lines
18 KiB
C#
426 lines
18 KiB
C#
using Furion.DependencyInjection;
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using Furion.DynamicApiController;
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using Microsoft.AspNetCore.Mvc;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Ewide.RoadFlowLite.Serivce.Files
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{
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/// <summary>
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/// 文件读写
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/// </summary>
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[Route("/api/roadflow/Files/")]
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[ApiDescriptionSettings("RoadFlow")]
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public class FilesService: IDynamicApiController, ITransient
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{
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/*
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/// <summary>
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/// 保存CKEDITOR编辑器上传的文件
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/// </summary>
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/// <returns></returns>
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public string SaveCKEditorFiles()
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{
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var files = Request.Form.Files;
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JObject jObject = new JObject();
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if (files.Count == 0)
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{
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jObject.Add("number", -1);
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jObject.Add("message", localizer["NotUploadFile"].Value);
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return new JObject() { { "error", jObject } }.ToString();
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}
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var file = files[0];
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string extName = Path.GetExtension(file.FileName).TrimStart('.');
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if (!IsUpload(extName))
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{
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jObject.Add("number", -1);
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jObject.Add("message", localizer["CannotUploadThisType"].Value);
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return new JObject() { { "error", jObject } }.ToString();
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}
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Guid userId = Current.GetUserId(Request);
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if (userId.IsEmptyGuid())
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{
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jObject.Add("number", -1);
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jObject.Add("message", localizer["UserNotLogin"].Value);
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return new JObject() { { "error", jObject } }.ToString();
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}
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DateTime date = DateExtensions.Now;
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string attachmentPath = "/files/" + userId.ToLowerString() + "/uploads/";
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string dateString = date.Year.ToString() + "/" + date.ToString("MM") + "/" + date.ToString("dd");
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string saveDir = rootPath + attachmentPath + dateString + "/";
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string fileName = file.FileName.Replace(" ", "");
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string newFileName = GetUploadFileName(saveDir, fileName);
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if (!Directory.Exists(saveDir))
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{
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Directory.CreateDirectory(saveDir);
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}
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using (FileStream fs = System.IO.File.Create(saveDir + newFileName))
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{
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file.CopyTo(fs);
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fs.Flush();
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}
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JObject jObject1 = new JObject
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{
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{ "fileName", newFileName },
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{ "uploaded", 1 },
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{ "url", (Request.IsHttps ? "https://" : "http://") + Request.Host.Value + Url.Content("~/RoadFlowWeb/Files/Show?file=") + (attachmentPath + dateString + "/" + newFileName).DESEncrypt() }
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};
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return jObject1.ToString();
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}
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/// <summary>
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/// 保存控件上传的文件
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/// </summary>
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/// <returns></returns>
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public string SaveFiles()
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{
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DateTime dateTime = DateExtensions.Now;
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string year = dateTime.ToString("yyyy");
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string month = dateTime.ToString("MM");
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string day = dateTime.ToString("dd");
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var files = Request.Form.Files;
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string filetype = Request.Forms("filetype");
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JObject jObject = new JObject();
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if (files.Count > 0)
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{
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var file = files[0];
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string extName = Path.GetExtension(file.FileName).TrimStart('.');
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if (!IsUpload(extName))
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{
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jObject.Add("error", localizer["CannotUploadThisType"].Value);
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return jObject.ToString();
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}
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if (!filetype.IsNullOrWhiteSpace() && !("," + filetype + ",").ContainsIgnoreCase("," + extName + ","))
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{
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jObject.Add("error", localizer["CannotUploadThisType"].Value);
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return jObject.ToString();
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}
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Guid userId = Current.GetUserId(Request);
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if (userId.IsEmptyGuid())
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{
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jObject.Add("error", localizer["UserNotLogin"].Value);
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return jObject.ToString();
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}
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string attachmentPath = "/files/" + userId.ToLowerString() + "/uploads/";
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string saveDir = rootPath + attachmentPath + year + "/" + month + "/" + day + "/";
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string fileName = file.FileName.Replace(" ", "");
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string newFileName = GetUploadFileName(saveDir, fileName);
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if (!Directory.Exists(saveDir))
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{
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Directory.CreateDirectory(saveDir);
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}
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using (FileStream fs = System.IO.File.Create(saveDir + newFileName))
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{
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file.CopyTo(fs);
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//fs.Flush();
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}
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jObject.Add("id", (attachmentPath + year + "/" + month + "/" + day + "/" + newFileName).DESEncrypt());
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jObject.Add("size", file.Length.ToFileSize());
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}
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return jObject.ToString();
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}
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/// <summary>
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/// 保存用户上传的签章图片
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/// </summary>
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/// <returns></returns>
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public string SaveUserSign()
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{
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var files = Request.Form.Files;
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JObject jObject = new JObject();
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if (files.Count > 0)
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{
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var file = files[0];
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string extName = Path.GetExtension(file.FileName).TrimStart('.');
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if (!IsUpload(extName))
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{
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jObject.Add("error", localizer["CannotUploadThisType"].Value);
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return jObject.ToString();
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}
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Guid userId = Current.GetUserId(Request);
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if (userId.IsEmptyGuid())
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{
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jObject.Add("error", localizer["UserNotLogin"].Value);
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return jObject.ToString();
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}
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string saveDir = Config.ContentRootPath + "/wwwroot/roadflow-files/user-signs/" + userId.ToLowerString() + "/";
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if (!Directory.Exists(saveDir))
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{
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Directory.CreateDirectory(saveDir);
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}
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using (FileStream fs = System.IO.File.Create(saveDir + "default.png"))
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{
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file.CopyTo(fs);
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fs.Flush();
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}
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jObject.Add("id", "/roadflow-files/user-signs/" + userId.ToLowerString() + "/" + "default.png?v=" + GuidExtensions.NewGuid().ToLowerNString());
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}
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return jObject.ToString();
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}
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/// <summary>
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/// 保存用户上传的头像图片
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/// </summary>
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/// <returns></returns>
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public string SaveUserHeader()
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{
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var files = Request.Form.Files;
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JObject jObject = new JObject();
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if (files.Count > 0)
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{
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var file = files[0];
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string extName = Path.GetExtension(file.FileName).TrimStart('.');
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if (!IsUpload(extName))
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{
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jObject.Add("error", localizer["CannotUploadThisType"].Value);
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return jObject.ToString();
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}
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Guid userId = Current.GetUserId(Request);
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if (userId.IsEmptyGuid())
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{
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jObject.Add("error", localizer["UserNotLogin"].Value);
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return jObject.ToString();
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}
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string saveDir = Config.ContentRootPath + "/wwwroot/roadflow-files/user-headers/" + userId.ToLowerString() + "/";
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if (!Directory.Exists(saveDir))
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{
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Directory.CreateDirectory(saveDir);
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}
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string fileName = file.FileName.Replace(" ", "");
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string newFileName = GetUploadFileName(saveDir, fileName);
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using (FileStream fs = System.IO.File.Create(saveDir + newFileName))
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{
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file.CopyTo(fs);
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fs.Flush();
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}
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jObject.Add("id", "/roadflow-files/user-headers/" + userId.ToLowerString() + "/" + newFileName + "?v=" + GuidExtensions.NewGuid().ToLowerNString());
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}
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return jObject.ToString();
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}
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/// <summary>
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/// 保存文件管理上传的文件
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/// </summary>
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/// <returns></returns>
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public string SaveFileManaeFiles()
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{
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var files = Request.Form.Files;
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JObject jObject = new JObject();
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if (files.Count > 0)
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{
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var file = files[0];
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string extName = Path.GetExtension(file.FileName).TrimStart('.');
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if (!IsUpload(extName))
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{
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jObject.Add("error", localizer["CannotUploadThisType"].Value);
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return jObject.ToString();
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}
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Guid userId = Current.GetUserId(Request);
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if (userId.IsEmptyGuid())
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{
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jObject.Add("error", localizer["UserNotLogin"].Value);
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return jObject.ToString();
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}
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string dir = Request.Forms("dir").DESDecrypt();
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string saveDir = dir.IsNullOrWhiteSpace() ? rootPath + "/files/" + userId.ToLowerString() + "/files/" : dir + "/";
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string fileName = file.FileName.Replace(" ", "");
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string newFileName = GetUploadFileName(saveDir, fileName);
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if (!Directory.Exists(saveDir))
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{
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Directory.CreateDirectory(saveDir);
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}
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using (FileStream fs = System.IO.File.Create(saveDir + newFileName))
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{
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file.CopyTo(fs);
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fs.Flush();
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}
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jObject.Add("id", (saveDir + newFileName).DESEncrypt());
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jObject.Add("size", file.Length.ToFileSize());
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}
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return jObject.ToString();
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}
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/// <summary>
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/// 检查文件是否可以上传
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/// </summary>
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/// <param name="extName"></param>
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/// <returns></returns>
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private bool IsUpload(string extName)
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{
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return RoadFlow.Utility.Config.UploadFileExtNames.IsNullOrWhiteSpace()
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? !",exe,msi,bat,cshtml,html,asp,aspx,ashx,ascx,cs,dll,js,vbs,css,".ContainsIgnoreCase("," + extName + ",")
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: ("," + RoadFlow.Utility.Config.UploadFileExtNames + ",").ContainsIgnoreCase("," + extName + ",");
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}
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/// <summary>
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/// 得到上传文件名，如果重名要重新命名
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/// </summary>
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/// <param name="saveDir"></param>
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/// <param name="fileName"></param>
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/// <returns></returns>
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private string GetUploadFileName(string saveDir, string fileName)
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{
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if (System.IO.File.Exists(saveDir + fileName))
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{
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string extName = Path.GetExtension(fileName);
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string fName = Path.GetFileNameWithoutExtension(fileName) + "_" + Tools.GetRandomString(3).ToLower();
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return GetUploadFileName(saveDir, fName + extName);
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}
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return fileName.Replace(" ", "");//去掉文件名中的空格（LibreOffice转为pdf时文件名有空格转换不了）
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}
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private (string, string) GetHeadType(string extName)
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{
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if (extName.IsNullOrWhiteSpace())
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{
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return ("attachment", "application/octet-stream");
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}
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string ext = extName.Trim().ToLower();
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if (",jpg,jpeg,png,gif,tif,tiff,".Contains("," + ext + ","))
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{
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return ("inline", "image/" + ("jpg".Equals(ext) ? "jpeg" : ext));
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}
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else if (",txt,inf,log,ini,conf,cnf,".Contains("," + ext + ","))
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{
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return ("inline", "text/plain;charset=gb2312");//text/plain;charset=utf-8
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}
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else if (",pdf,".Contains("," + ext + ","))
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{
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return ("inline", "application/pdf");
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}
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else if (",json,".Contains("," + ext + ","))
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{
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return ("inline", "application/json");
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}
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else if (",doc,docx,dot,".Contains("," + ext + ","))
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{
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return ("attachment", "application/vnd.openxmlformats-officedocument.wordprocessingml.document");
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}
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else if (",xls,xlsx,".Contains("," + ext + ","))
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{
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return ("attachment", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
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}
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else if (",ppt,pptx,pps,pot,ppa,".Contains("," + ext + ","))
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{
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return ("attachment", "application/vnd.openxmlformats-officedocument.presentationml.presentation");
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}
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return ("attachment", "application/octet-stream");
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}
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/// <summary>
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/// 判断是否是office文件
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/// </summary>
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/// <param name="file"></param>
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/// <returns></returns>
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private bool IsOfficeFile(string file)
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{
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string extName = Path.GetExtension(file);
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return ",.doc,.docx,.xls,.xlsx,.ppt,.pptx,.wps,.dps,.et,".ContainsIgnoreCase("," + extName + ",");
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}
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/// <summary>
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/// 显示文件
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/// </summary>
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[WebValidate]
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public IActionResult Show()
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{
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string fileId = Request.Querys("file");
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if (fileId.IsNullOrWhiteSpace())
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{
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fileId = Request.Querys("id");
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}
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if (fileId.IsNullOrWhiteSpace())
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{
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return new ContentResult() { Content = "文件不存在！", ContentType = "text/html;charset=utf-8" };
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}
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string file = fileId.DESDecrypt();
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bool fullPath = "1".Equals(Request.Querys("fullpath"));//是否是完整路径(个人文件管理中传过来的路径就是文件完整路径)
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FileInfo tmpFile = new FileInfo(fullPath ? file : rootPath + file);
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if (!tmpFile.Exists)
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{
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return new ContentResult() { Content = "文件不存在！", ContentType = "text/html;charset=utf-8" };
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}
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//检查如果路径不是规定的路径，否则不能访问
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if (fullPath && !RoadFlow.Business.UserFile.HasAccess(tmpFile.DirectoryName, Guid.Empty))
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{
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return new ContentResult() { Content = "不能访问！", ContentType = "text/html;charset=utf-8" };
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}
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bool isDownload = "1".Equals(Request.Querys("download"));//是否是下载文件
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#region 如果是office文件转换为pdf显示
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if (!isDownload && IsOfficeFile(file))
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{
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string tempDirectory = tmpFile.DirectoryName.Replace("\\", "/").Substring(rootPath.Replace("\\", "/").Length).TrimStart('/');
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string pdfDirectory = rootPath + "/tmpfiles/" + tempDirectory + "/";
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string pdfFileName = pdfDirectory + Path.GetFileNameWithoutExtension(tmpFile.FullName) + ".pdf";
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if (!System.IO.File.Exists(pdfFileName))
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{
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pdfFileName = RoadFlow.Utility.DocExtensions.ToPdf(tmpFile.FullName, pdfDirectory);
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if (!pdfFileName.IsNullOrWhiteSpace() && System.IO.File.Exists(pdfFileName))
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{
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tmpFile = new FileInfo(pdfFileName);
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file = pdfFileName;
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}
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}
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else
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{
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tmpFile = new FileInfo(pdfFileName);
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file = pdfFileName;
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}
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}
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#endregion
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var tmpContentType = isDownload ? ("attachment", "application/octet-stream") : GetHeadType(Path.GetExtension(file).TrimStart('.'));
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string fileName = tmpFile.Name.UrlEncode();
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Response.Headers.Add("Accept-Ranges", new StringValues("bytes"));
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Response.Headers.Add("Server-FileName", new StringValues(fileName));
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//Response.Headers.Add("Content-Encoding", new StringValues("utf-8"));
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//Response.Headers.Add("Vary", new StringValues("Accept-Encoding"));
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Response.ContentType = tmpContentType.Item2;
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Response.Headers.Add("Content-Disposition", new StringValues(tmpContentType.Item1 + ";filename=" + fileName));
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Response.Headers.Add("Content-Length", new StringValues(tmpFile.Length.ToString()));
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//using (var tmpRead = tmpFile.OpenRead())
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//{
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// var tmpByte = new byte[2048];
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// var i = tmpRead.Read(tmpByte, 0, tmpByte.Length);
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// while (i > 0)
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// {
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// Response.Body.WriteAsync(tmpByte, 0, i);
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// Response.Body.FlushAsync();
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// i = tmpRead.Read(tmpByte, 0, tmpByte.Length);
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// }
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//}
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//Response.Body.FlushAsync();
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//Response.Body.DisposeAsync();
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//return new EmptyResult();
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return File(tmpFile.OpenRead(), tmpContentType.Item2);
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}
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/// <summary>
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/// 验证码
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/// </summary>
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public void ValidCode()
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{
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string guid = Request.Querys("guid");
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string bgImg = RoadFlow.Utility.Tools.GetWebRootPath() + "/vcodebg.png";
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System.IO.MemoryStream ms = RoadFlow.Utility.Tools.GetValidateImg(out string code, bgImg);
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RoadFlow.Cache.IO.Insert("rf_vue_validcode_" + guid, code, DateExtensions.Now.AddMinutes(30));
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Response.Clear();
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Response.ContentType = "image/png";
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Response.Body.WriteAsync(ms.GetBuffer(), 0, (int)ms.Length);
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Response.Body.DisposeAsync();
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}
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*/
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}
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}
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