/// <summary>
        /// 映射
        /// </summary>
        /// <param name="a"></param>
        /// <returns></returns>
        public ResourceFileInfo ToResourceFileInfo(Base_CatalogArticle a)
        {
            //return ResourceCatalogInit.ToResourceFileInfo(a);

            ResourceFileInfo info = new ResourceFileInfo();

            info.Id         = a.Id;
            info.Keywords   = a.Article.Keywords;
            info.CreateTime = a.Article.CreateTime;
            info.Abstract   = a.Article.Abstract;
            info.UserId     = a.Article.EditorId.ToString();
            info.CatalogId  = a.CatalogId;
            info.ArticleId  = a.ArticleId;

            //获取扩展属性
            var fileKeyId     = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.Key);
            var MD5CodeId     = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.MD5Code);
            var contentTypeId = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.ContentType);
            var fileNameId    = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileName);
            var fileSizeId    = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileSize);

            info.FileKey     = a.Article.Exts.FirstOrDefault(t => t.CatlogExtId == fileKeyId).Value;
            info.MD5Code     = a.Article.Exts.FirstOrDefault(t => t.CatlogExtId == MD5CodeId).Value;
            info.ContentType = a.Article.Exts.FirstOrDefault(t => t.CatlogExtId == contentTypeId).Value;
            info.FileName    = a.Article.Exts.FirstOrDefault(t => t.CatlogExtId == fileNameId).Value;
            info.FileSize    = long.Parse(a.Article.Exts.FirstOrDefault(t => t.CatlogExtId == fileSizeId).Value);

            return(info);
        }
        /// <summary>
        /// 当选择系统默认头像时,保存头像
        /// </summary>
        /// <param name="info"></param>
        public void SaveAvatar(ResourceFileInfo info)
        {
            var          myArticle = SiteManager.Kernel.Get <EFAuditDataService <Base_Article> >();
            Base_Article art       = new Base_Article();

            art = myArticle.GetQuery().Include(a => a.Exts).FirstOrDefault(a => a.Id == info.Id);

            Base_Article newart = new Base_Article
            {
                EditorId = Convert.ToInt32(info.UserId),
                Author   = info.UserId,
                Title    = info.UserId + "的头像",
                State    = ArticleState.ReadOnly
            };

            var avatarCatId            = Catalog.GetAllValid().First(cat => cat.Name == "UserAvatar" && cat.ParentId == Catalog.GetRootId()).Id;
            Base_CatalogArticle catArt = new Base_CatalogArticle
            {
                Article   = newart,
                CatalogId = avatarCatId,
                ArticleId = newart.Id,
            };

            var rootId = Catalog.GetRootId();

            catArt.SetExt(SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.Key), art.Exts.FirstOrDefault(e => e.CatlogExtId == SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.Key).Id).Value);
            catArt.SetExt(SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.FileName), art.Exts.FirstOrDefault(e => e.CatlogExtId == SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.FileName).Id).Value);
            catArt.SetExt(SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.FileSize), art.Exts.FirstOrDefault(e => e.CatlogExtId == SiteManager.Catalog.GetExtByName(rootId, SystemTypes.Root.FileSize).Id).Value);

            _article.Save(catArt);
            _article.Dispose();
        }
        /// <summary>
        /// 根据名称和大小获取文件信息
        /// </summary>
        /// <param name="size">大小</param>
        /// <param name="fileName">名称</param>
        /// <returns>文件信息</returns>
        public ResourceFileInfo GetFileBySizeName(long size, string fileName, bool getStream = false)
        {
            var sizeStr = size.ToString();

            var fileNameId = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileName);
            var fileSizeId = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileSize);
            var a          = _article.GetQuery().FirstOrDefault(
                t => t.Article.Exts.Any(ext => ext.CatlogExtId == fileNameId &&
                                        ext.Value.Equals(fileName)) &&
                (t.Article.Exts.Any(ext => ext.CatlogExtId == fileSizeId &&
                                    ext.Value == sizeStr)));

            if (a == null)
            {
                return(null);
            }

            ResourceFileInfo info = ToResourceFileInfo(a);

            if (getStream)
            {
                info.FileStream = StreamCache[info.FileKey];
            }
            return(info);
        }
        /// <summary>
        /// 保存上传记录,其中info.Id不能为空
        /// </summary>
        /// <param name="info"></param>
        public Base_CatalogArticle SaveCatalogArticleInfo(ResourceFileInfo info)
        {
            if (info.Id == 0)
            {
                return(null);
            }

            var a = _article.GetById(info.Id);

            //当上传的目录Id为0时表示上传到默认(根目录)
            if (info.CatalogId == 0)
            {
                info.CatalogId = GetUserRootCatalog(a.Article.EditorId).Id;
            }

            //判断是否在相同的文件夹上传重复的文件
            if (_article.GetAllQuery().Where(art => art.ArticleId == a.ArticleId).Select(cat => cat.CatalogId).Contains(info.CatalogId))
            {
                int id = _article.GetAllQuery().FirstOrDefault(art => art.ArticleId == a.ArticleId && art.CatalogId == info.CatalogId).Id;
                _article.Delete(id);
            }

            Base_CatalogArticle ua = new Base_CatalogArticle
            {
                Article    = a.Article,
                ArticleId  = a.ArticleId,
                CatalogId  = info.CatalogId,
                CreateTime = DateTime.Now
            };

            _article.Save(ua);
            return(ua);
        }
        private ResourceFileInfo InnerSavePartialFile(ResourceFileInfo info)
        {
            ResourceFileInfo savedInfo = new ResourceFileInfo();

            if (info.StartPos == 0)
            {
                //新文件,第一部分流

                //保存文件属性信息
                savedInfo = InnerSaveArticleInfo(info);

                //保存文件流
                StreamCache[savedInfo.FileKey] = info.FileStream;
            }
            else
            {
                //后续流

                savedInfo = GetFileBySizeName(info.FileSize, info.FileName);

                info.Id = savedInfo.Id;

                //保存文件流
                StreamCache.Append(savedInfo.FileKey, info.FileStream, info.StartPos);
            }

            ChangeArtState(info);
            return(savedInfo);
        }
        /// <summary>
        /// 获得用户的当前头像
        /// </summary>
        /// <param name="userId">用户的Id</param>
        /// <returns></returns>
        public ResourceFileInfo GetUserAvatar(int userId)
        {
            ResourceFileInfo info;
            //获取用户头像目录ID
            var    avatarCatId = Catalog.GetAllValid().First(cat => cat.Name == "UserAvatar" && cat.ParentId == Catalog.GetRootId()).Id;
            string uid         = userId.ToString();
            var    catArt      = _article.GetQuery().Where(c => c.CatalogId == avatarCatId).OrderByDescending(c => c.Id).FirstOrDefault(c => c.Article.Author == uid);

            //如果用户没有选择过头像,就给一个默认的头像
            if (catArt == null)
            {
                info = GetAllSysAvatar().First();
                SaveAvatar(new ResourceFileInfo
                {
                    Id     = info.Id,
                    UserId = userId.ToString(),
                });
            }
            else
            {
                info = new ResourceFileInfo
                {
                    //FileStream = GetFileThumbnail(catArt.Id, ThumbnailSize.Small),
                    Id          = catArt.Article.Id,
                    ContentType = Convert.ToInt32(catArt.Article.State).ToString()
                };
            }
            return(info);
        }
        private ResourceFileInfo InnerSaveWholeFile(ResourceFileInfo info)
        {
            //保存文件属性信息
            ResourceFileInfo savedInfo = InnerSaveArticleInfo(info);

            //保存文件流
            StreamCache[savedInfo.FileKey] = info.FileStream;

            ChangeArtState(info);
            return(savedInfo);
        }
        /// <summary>
        /// 获取文件流,不存在返回null,存在返回文件流Stream
        /// </summary>
        /// <param name="fileId">文件信息ID</param>
        /// <returns></returns>
        public Stream GetFileStream(int fileId)
        {
            var a = _article.GetById(fileId);

            if (a == null)
            {
                return(null);
            }

            ResourceFileInfo info = ToResourceFileInfo(a);

            return(StreamCache[info.FileKey]);
        }
        public ResourceFileInfo SaveArticleInfo(ResourceFileInfo info)
        {
            var fileNameId = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileName);
            var a          = _article.GetQuery().FirstOrDefault(
                t => t.Article.Exts.Any(ext => ext.CatlogExtId == fileNameId &&
                                        ext.Value.Equals(info.FileName)));

            a.Article.Keywords = info.Keywords;
            a.Article.EditTime = info.CreateTime;
            a.Article.Abstract = info.Abstract;
            _article.Save(a);
            return(info);
        }
Пример #10
0
        /// <summary>
        /// 获取文件信息(包括文件流),不存在返回null
        /// </summary>
        /// <param name="ca"></param>
        /// <returns></returns>
        public ResourceFileInfo GetFile(Base_CatalogArticle ca)
        {
            if (ca == null)
            {
                return(null);
            }

            ResourceFileInfo info = ToResourceFileInfo(ca);

            info.FileStream = StreamCache[info.FileKey];

            return(info);
        }
Пример #11
0
 /// <summary>
 /// 当文件上传完整之后修改文件的状态
 /// </summary>
 /// <param name="info"></param>
 private void ChangeArtState(ResourceFileInfo info)
 {
     if (info.Id == 0)
     {
         return;
     }
     if (info.EndPos == info.FileSize - 1 || info.EndPos == 0)
     {
         var a = _article.GetById(info.Id);
         a.Article.State = ArticleState.Published;
         _article.Save(a);
     }
 }
Пример #12
0
        /// <summary>
        /// 保存文件信息
        /// </summary>
        /// <param name="info">文件信息</param>
        public ResourceFileInfo SaveFile(ResourceFileInfo info)
        {
            ResourceFileInfo savedInfo = null;

            if (info.EndPos > 0)
            {
                //分块文件流
                savedInfo = InnerSavePartialFile(info);
            }
            else
            {
                //整个文件流
                savedInfo = InnerSaveWholeFile(info);
            }

            return(savedInfo);
        }
Пример #13
0
        /// <summary>
        /// 获取文件的目录
        /// </summary>
        /// <param name="fileId">文件ID</param>
        /// <returns></returns>
        public ResourceCatalogInfo GetCatalogOfFile(int fileId)
        {
            var a = _article.GetById(fileId);

            if (a == null)
            {
                return(null);
            }

            ResourceFileInfo info = ToResourceFileInfo(a);

            int          catalogId = info.CatalogId;
            Base_Catalog c         = Catalog.GetById(catalogId);

            var rc = ToResourceCatalogInfo(c);

            return(rc);
        }
Пример #14
0
        /// <summary>
        /// 保存文件属性信息
        /// </summary>
        /// <param name="info"></param>
        /// <returns></returns>
        private ResourceFileInfo InnerSaveArticleInfo(ResourceFileInfo info)
        {
            //string fileKey = Guid.NewGuid().ToString();
            //文件Key,作为物理文件的文件名称,8位日期 + 年月日时分秒毫秒 by_zjf + 实际的上传文件名称
            string fileKey = DateTime.Now.ToString("yyyyMMdd") + "-" + DateTime.Now.ToString("yyyyMMddHHmmssfff") + "-" + info.FileName;

            int catId = GetCatalogId(info.ContentType);
            //保存文件属性信息
            var a = _article.CreateByCatalog(catId);

            a.CreateTime       = DateTime.Now;
            a.Article.State    = ArticleState.Incomplete;
            a.Article.Title    = info.FileName;
            a.Article.EditorId = int.Parse((info.UserId));
            a.Article.Author   = info.UserId;
            a.Article.Text     = "";
            a.Article.Keywords = info.Keywords;
            a.Article.EditTime = info.CreateTime;
            a.Article.Abstract = info.Abstract;

            //查找扩展属性ID,对应ID赋值
            a.SetExt(SystemTypes.Root.Key, fileKey);
            a.SetExt(SystemTypes.Root.MD5Code, info.MD5Code);
            a.SetExt(SystemTypes.Root.ContentType, info.ContentType);
            a.SetExt(SystemTypes.Root.FileName, info.FileName);
            a.SetExt(SystemTypes.Root.FileSize, info.FileSize);


            SaveExtraExt(a, info);

            //保存文件信息到系统目录
            _article.Save(a);

            info.Id = a.Id;

            var saved = SaveCatalogArticleInfo(info);

            info.Id      = saved.Id;
            info.FileKey = fileKey;

            return(info);
        }
Пример #15
0
        /// <summary>
        /// 获取文件信息(不包括文件流),不存在返回null
        /// </summary>
        /// <param name="size">文件大小</param>
        /// <param name="fileMD5">MD5码</param>
        /// <returns></returns>
        public ResourceFileInfo GetFile(long size, string fileMD5)
        {
            var sizeStr = size.ToString();

            var MD5CodeId  = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileName);
            var fileSizeId = Catalog.GetExtId(SystemTypes.Root.Id, SystemTypes.Root.FileName);

            var a = _article.GetAllQuery().FirstOrDefault(
                t => t.Article.Exts.Any(ext => ext.CatlogExtId == MD5CodeId &&
                                        ext.Value.Equals(fileMD5)) &&
                (t.Article.Exts.Any(ext => ext.CatlogExtId == fileSizeId &&
                                    ext.Value == sizeStr)));

            if (a == null)
            {
                return(null);
            }

            ResourceFileInfo info = ToResourceFileInfo(a);

            return(info);
        }
Пример #16
0
 private void SaveExtraExt(Base_CatalogArticle art, ResourceFileInfo info)
 {
     //TODO: 根据文件类型保存额外的扩展属性
 }