/// <summary>
/// 下载文件
/// </summary>
/// <param name="guid"></param>
/// <returns></returns>
public ActionResult Download(string guid, string token = "")
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
//var tokenResult = proxy.CheckToken(token);
//if (string.IsNullOrEmpty(tokenResult.Data))
//{
// return Content("文件下载授权验证失败，请勿非法操作");
//}
var model = proxy.DownloadFile(guid);
if (model.Data == null)
{
return(Content("没有找到该文件"));
}
DownloadLog log = new DownloadLog();
log.IP = Request.UserHostAddress;
log.Browser = Request.Browser.Browser;
log.FileGuid = guid;
log.FileName = model.Data.Name;
log.RecordTime = DateTime.Now;
proxy.AddDownloadLog(log);
//执行下载
string contentType = GetContentTypeByFileName(model.Data.FilePath);
string name = model.Data.Name;
//无后缀的文件处理
string ext = Path.GetExtension(name);
if (string.IsNullOrEmpty(ext))
{
ext = Path.GetExtension(model.Data.FilePath);
name = name + ext;
}
return(File(model.Data.FilePath, contentType, name));
}
}
/// <summary>
/// 获取配置
/// </summary>
/// <param name="app"></param>
/// <returns></returns>
public JsonResult GetConfigList(string app = "epm")
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
var config = proxy.GetConfig(app);
return(Json(config, JsonRequestBehavior.AllowGet));
}
}
/// <summary>
/// 下载文件
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
private FilePathResult Download(int id)
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
var model = proxy.GetFile(id);
string contentType = GetContentTypeByFileName(model.Data.FilePath);
string name = model.Data.Name;
//无后缀的文件处理
string ext = Path.GetExtension(name);
if (string.IsNullOrEmpty(ext))
{
ext = Path.GetExtension(model.Data.FilePath);
name = name + ext;
}
return(File(model.Data.FilePath, contentType, name));
}
}
/// <summary>
/// 是否是断点续传
/// </summary>
/// <param name="name"></param>
/// <param name="fileSize"></param>
/// <param name="lastModifiedDate"></param>
/// <returns></returns>
public JsonResult IsContinue(string name, long fileSize, string lastModifiedDate, string app = "epm")
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
//存储文件信息以便对比
FileGuid fg = new FileGuid();
fg.App = app;
fg.FId = Guid.NewGuid().ToString();
fg.FileSize = fileSize;
fg.LastModifiedDate = lastModifiedDate;
fg.Name = name;
fg.RecordTime = DateTime.Now;
var result = proxy.AddFileGuid(fg);
fg = result.Data;
var tempFiles = proxy.GetTempFiles(app, name, lastModifiedDate, fileSize);
//存在临时文件，代表可以断点续传
if (tempFiles.Data != null && tempFiles.Data.Count() > 0)
{
//依据块顺序
var fileList = tempFiles.Data.OrderBy(i => i.Chunk);
var tempModel = tempFiles.Data.FirstOrDefault();
//如果超过两天，清除临时文件，重新上传
var ts = DateTime.Now - tempModel.UploadTime;
if (ts.Hours > deleteHour.ToInt32Req())
{
//删除临时块文件信息
proxy.DeleteTempFile(fileList.Select(i => i.Id).ToList());
return(Json(new
{
size = 0,
flag = true,
fid = fg.Id
}, JsonRequestBehavior.AllowGet));
}
var tempPath = tempModel.ChunkPath.Replace(tempModel.ChunkName, "") + "Temp_" + tempModel.FileName;
using (FileStream fsw = new FileStream(tempPath, FileMode.Create, FileAccess.Write))
{
BinaryWriter bw = new BinaryWriter(fsw);
//合并文件，计算临时文件大小
foreach (var temp in fileList)
{
bw.Write(System.IO.File.ReadAllBytes(temp.ChunkPath)); //打开一个文件读取流信息，将其写入新文件
bw.Flush(); //清理缓冲区
}
}
FileInfo file = new FileInfo(tempPath);
return(Json(new
{
size = (int)file.Length,
flag = true,
fid = fg.Id
}, JsonRequestBehavior.AllowGet));
//清空临时为了计算大小合并的文件
}
return(Json(new
{
size = 0,
flag = true,
fid = fg.Id
}, JsonRequestBehavior.AllowGet));
}
}
/// <summary>
/// 上传静态文件
/// </summary>
/// <returns></returns>
public JsonResult UploadResource()
{
string app = Request["app"] ?? "epm";
// 是否生成压缩图片
string crop = Request["crop"];
bool cropValue = "true".Equals((string.IsNullOrWhiteSpace(crop) ? "false" : crop).ToLower());
try
{
foreach (string file in Request.Files)
{
if (!string.IsNullOrEmpty(file))
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
HttpPostedFileBase postedFile = Request.Files[file]; //获取客户端上载文件的集合
string extensionName = Path.GetExtension(postedFile.FileName); //获取客户端上传文件的名称
//获取文件存储目录
var configList = proxy.GetConfig(app);
var config = configList.Data.FirstOrDefault(i => i.FileTypeName == "static" && i.FileTypeExtension.Contains(extensionName));
if (config == null)
{
return(Json(new { flag = false, result = "不允许上传此类型的文件" }));
}
var pathList = CreatePath(config);
string filePath = pathList[1];
string reName = Guid.NewGuid().ToString() + extensionName;
string fullPath = filePath + "\\" + reName;
postedFile.SaveAs(fullPath); //保存文件内容
FileInfo fileInfo = new FileInfo(fullPath);
//正式文件入库
StaticResource sr = new StaticResource();
sr.App = app;
sr.Extension = extensionName;
sr.FilePath = fullPath;
sr.FileSize = fileInfo.Length;
sr.Guid = Guid.NewGuid().ToString();
sr.UploadTime = DateTime.Now;
sr.HttpURL = "";
sr.Name = postedFile.FileName;
sr.VirtualURL = (filePath.Replace(config.ParentPath, "/").Replace("\\", "/") + "/" + reName);
sr = proxy.AddStaticResource(sr).Data;
List <StaticResource> list = new List <StaticResource>();
list.Add(sr);
if (ImageHelper.IsImage(extensionName) && cropValue)
{
string bigReName = Guid.NewGuid() + extensionName;
string bigCropmageFilePath = filePath + "\\" + bigReName;
string smallReName = Guid.NewGuid() + postedFile.FileName;
string smallCropmageFilePath = filePath + "\\" + smallReName;
ImageHelper.CompressImage(fullPath, bigCropmageFilePath);
// TODO： 此处指定压缩大小可改为系统配置项
ImageHelper.MakeThumbnailImage(fullPath, smallCropmageFilePath, 300, 300, ImageHelper.ImageCutMode.Cut);
StaticResource files = CreateStaticResource(bigCropmageFilePath, app, extensionName, "epmbig" + postedFile.FileName, bigReName, filePath, config);
files = proxy.AddStaticResource(files).Data;
list.Add(files);
StaticResource smallFiles = CreateStaticResource(smallCropmageFilePath, app, extensionName, "epmsmall" + postedFile.FileName, smallReName, filePath, config);
smallFiles = proxy.AddStaticResource(smallFiles).Data;
list.Add(smallFiles);
}
//return Json(new { flag = true, type = "static", file = sr }, JsonRequestBehavior.AllowGet);
return(Json(new { flag = true, type = "static", file = list }, JsonRequestBehavior.AllowGet));
}
}
}
}
catch (Exception ex)
{
return(Json(new { flag = false, result = ex.Message }, JsonRequestBehavior.AllowGet));
}
return(Json(new { flag = false, result = "文件上传失败" }, JsonRequestBehavior.AllowGet));
}
/// <summary>
/// 一次性上传
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
private object UploadFile(HttpRequestBase request)
{
//断点续传
string app = Request["app"] ?? "epm";
string name = Request["name"];
// 是否生成压缩图片
string crop = request["crop"];
bool cropValue = "true".Equals((string.IsNullOrWhiteSpace(crop) ? "false" : crop).ToLower());
// 是否上传模型
string bim = request["isbim"];
bool isbim = "true".Equals((string.IsNullOrWhiteSpace(bim) ? "false" : bim).ToLower());
//不支持分片上传的情况处理
foreach (string file in Request.Files)
{
if (!string.IsNullOrEmpty(file))
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
HttpPostedFileBase postedFile = Request.Files[file]; //获取客户端上载文件的集合
if (string.IsNullOrWhiteSpace(name))
{
name = postedFile.FileName;
}
string extensionName = Path.GetExtension(name); //获取客户端上传文件的名称
//获取文件存储目录
FileConfig config = null;
var configList = proxy.GetConfig(app);
if (isbim)
{
config = configList.Data.FirstOrDefault(i => i.FileTypeDirectory == "model");
}
else
{
config = configList.Data.FirstOrDefault(i => i.FileTypeExtension.Contains(extensionName) && i.FileTypeDirectory != "model");
}
if (config == null)
{
return(new { flag = false, result = "不允许上传此类型的文件" });
}
var pathList = CreatePath(config);
string filePath = pathList[1];
string reName = Guid.NewGuid().ToString() + name;
if (isbim)
{
reName = name;
}
string fullPath = filePath + "\\" + reName;
postedFile.SaveAs(fullPath); //保存文件内容
FileInfo fileInfo = new FileInfo(fullPath);
//正式文件入库
Files sf = new Files();
sf.App = app;
sf.Day = DateTime.Now.ToString("yyyyMMdd").ToInt32Req();
sf.Extension = extensionName;
sf.FilePath = fullPath;
sf.FileSize = fileInfo.Length;
sf.FileType = config.FileTypeName;
sf.Guid = Guid.NewGuid().ToString();
sf.IsDelete = false;
sf.LastModifiedDate = fileInfo.CreationTime.ToString("yyyy-MM-dd HH:mm:ss");
sf.Month = DateTime.Now.ToString("yyyyMM").ToInt32Req();;
sf.Name = name;
sf.ReName = reName;
sf.RequetURL = Request.UrlReferrer?.ToString();
sf.UploadTime = DateTime.Now;
sf.Year = DateTime.Now.Year;
sf.UserDescription = "";
sf.IP = request.UserHostAddress;
sf.Browser = request.Browser.Browser;
string md5 = GetMD5HashFromFile(fullPath);
sf.MD5 = md5;
sf.VirtualURL = (filePath.Replace(config.ParentPath, "/").Replace("\\", "/") + "/" + reName);
sf = proxy.AddFile(sf).Data;
List <Files> list = new List <Files>();
list.Add(sf);
if (ImageHelper.IsImage(extensionName) && cropValue)
{
string bigReName = Guid.NewGuid() + name;
ImageHelper.CompressImage(fullPath, filePath + "\\" + bigReName);
var virTualUrl = (filePath.Replace(config.ParentPath, "/").Replace("\\", "/") + "/" + bigReName);
Files files = CreateFile(filePath, "epmbig" + name, bigReName, virTualUrl, app, extensionName, config.FileTypeName, request);
files = proxy.AddFile(files).Data;
list.Add(files);
string smallReName = Guid.NewGuid() + name;
ImageHelper.MakeThumbnailImage(fullPath, filePath + "\\" + smallReName, 300, 300, ImageHelper.ImageCutMode.Cut);
var virTualUrl2 = (filePath.Replace(config.ParentPath, "/").Replace("\\", "/") + "/" + smallReName);
Files smallFiles = CreateFile(filePath, "epmsmall" + name, smallReName, virTualUrl2, app, extensionName, config.FileTypeName, request);
smallFiles = proxy.AddFile(smallFiles).Data;
list.Add(smallFiles);
}
//return (new { flag = true, type = "file", file = sf });
return(new { flag = true, type = "file", file = list });
}
}
}
return(new { flag = false, result = "文件上传失败" });
}
/// <summary>
/// 分块断点续传,多文件
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
private object UploadFileByChunk(HttpRequestBase request)
{
//断点续传
string app = Request["app"];
string name = Request["name"];
int fId = Request["fId"].ToInt32Req();
int chunk = Request["chunk"].ToInt32Req(); //当前分块
int chunks = Request["chunks"].ToInt32Req(); //总的分块数量
// 是否上传模型
string bim = request["isbim"];
bool isbim = "true".Equals((string.IsNullOrWhiteSpace(bim) ? "false" : bim).ToLower());
foreach (string file in Request.Files)
{
if (!string.IsNullOrEmpty(file))
{
using (ClientProxyFileServer proxy = new ClientProxyFileServer(ProxyEx(Request)))
{
//取得文件对比信息
FileGuid fg = proxy.GetFileGuid(fId).Data;
HttpPostedFileBase postedFile = Request.Files[file]; //获取客户端上载文件的集合
string fileName = Path.GetFileNameWithoutExtension(name); //获取客户端上传文件的名称
string extensionName = Path.GetExtension(name).ToLower(); //获取客户端上传文件的后缀
string newFileName = name;
//获取文件存储目录
var configList = proxy.GetConfig(app);
FileConfig config = null;
if (isbim)
{
config = configList.Data.FirstOrDefault(i => i.FileTypeDirectory == "model");
}
else
{
config = configList.Data.FirstOrDefault(i => i.FileTypeExtension.Contains(extensionName) && i.FileTypeDirectory != "model");
}
if (config == null)
{
config = configList.Data.FirstOrDefault(i => i.FileTypeExtension.Contains(".*"));
//return (new { flag = false, result = "不允许上传此类型的文件" });
}
var pathList = CreatePath(config);
string tempPath = pathList[0];
string filePath = pathList[1];
//分块
if (chunks > 1)
{
newFileName = chunk + "_" + GetRamCode() + "_" + fileName + extensionName; //按文件块重命名块文件
}
string chunkPath = tempPath + "\\" + newFileName; //将块文件和临时文件夹路径绑定
postedFile.SaveAs(chunkPath); //保存临时块上载文件内容
//临时块文件入库
FileInfo chunkFile = new FileInfo(chunkPath);
TempFiles tf = new TempFiles();
tf.App = app;
tf.Chunk = chunk;
tf.ChunkName = newFileName;
tf.ChunkPath = chunkPath;
tf.Chunks = chunks;
tf.ChunkSize = (int)chunkFile.Length;
tf.FileGuid = Guid.NewGuid().ToString();
tf.FileLastModifiedDate = fg.LastModifiedDate;
tf.FileName = name;
tf.FileSize = fg.FileSize;
tf.UploadTime = DateTime.Now;
tf.RequetURL = Request.UrlReferrer.ToString();
tf.IP = request.UserHostAddress;
tf.Browser = request.Browser.Browser;
//TODO:可以在此处获取每一个块文件的md5在检测是否可以续传时返回少一个块文件的长度，然后对比续传的第一个块的md5来实现去重
tf = proxy.AddTempFile(tf).Data;
//最后一个块，执行合并
if (chunks > 1 && chunk + 1 == chunks)
{
var tempFiles = proxy.GetTempFiles(app, name, fg.LastModifiedDate, fg.FileSize);
var fileList = tempFiles.Data.OrderBy(i => i.Chunk);
string reName = Guid.NewGuid().ToString() + name;
string fullPath = filePath + "\\" + reName;
using (FileStream fsw = new FileStream(fullPath, FileMode.Create, FileAccess.Write))
{
BinaryWriter bw = new BinaryWriter(fsw);
// 遍历文件合并
foreach (var temp in fileList)
{
//打开一个文件读取流信息，将其写入新文件
bw.Write(System.IO.File.ReadAllBytes(temp.ChunkPath));
System.IO.File.Delete(temp.ChunkPath); //删除临时块文件信息，以避免临时文件越来越大
bw.Flush(); //清理缓冲区
}
}
//正式文件入库
Files sf = new Files();
sf.App = app;
sf.Day = DateTime.Now.ToString("yyyyMMdd").ToInt32Req();;
sf.Extension = extensionName;
sf.FilePath = fullPath;
sf.FileSize = fg.FileSize;
sf.FileType = config.FileTypeName;
sf.Guid = fg.FId;
sf.IsDelete = false;
sf.LastModifiedDate = fg.LastModifiedDate;
sf.Month = DateTime.Now.ToString("yyyyMM").ToInt32Req();;
sf.Name = name;
sf.ReName = reName;
sf.RequetURL = Request.UrlReferrer.ToString();
sf.UploadTime = DateTime.Now;
sf.Year = DateTime.Now.Year;
sf.UserDescription = "";
sf.IP = request.UserHostAddress;
sf.Browser = request.Browser.Browser;
string md5 = GetMD5HashFromFile(fullPath);
sf.MD5 = md5;
sf.VirtualURL = (filePath.Replace(config.ParentPath, "/").Replace("\\", "/") + "/" + reName);
sf = proxy.AddFile(sf).Data;
//删除临时块文件信息
proxy.DeleteTempFile(fileList.Select(i => i.Id).ToList());
//删除fileguid对比信息
proxy.DeleteFileGuid(fg);
return(new { flag = true, type = "file", file = sf });
}
return(new { flag = true, type = "chunk", chunk = tf });
}
}
}
return(new { flag = false, result = "文件上传失败" });
}
