Esempio n. 1
0
        /// <summary>
        /// 获取博客标签列表
        /// </summary>
        /// <returns></returns>
        public Task <PageModel <BlogQueryModel> > QueryBlogList(BlogQueryParam param)
        {
            WebManager webManager = this.DbSession.GetRequiredService <WebManager>();
            var        query      = from b in Db.Set <T_Blog>().AsNoTracking()
                                    join u in Db.Set <T_UserInfo>().AsNoTracking() on b.UserId equals u.Id
                                    where b.Publish == ConstKey.Yes &&
                                    b.Delete == ConstKey.No &&
                                    u.Delete == ConstKey.No
                                    select new BlogQueryModel
            {
                Id          = b.Id.ToString(),
                NickName    = u.NickName,
                UserName    = u.UserName,
                Title       = b.Title,
                Content     = b.Content,
                ReadCount   = b.ReadCount,
                CmtCount    = b.CmtCount,
                PublishDate = b.PublishDate,
                AvatarUrl   = webManager.GetFullUrl(u.AvatarUrl)
            };

            if (string.IsNullOrEmpty(param.SortKey))
            {
                param.SortKey  = nameof(BlogQueryModel.PublishDate);
                param.SortType = SortTypeEnum.DESC;
            }
            return(query.ToOrderAndPageListAsync(param));
        }
Esempio n. 2
0
        public string Upload([FromForm] IFormFile file)
        {
            Dictionary <string, object> result = new Dictionary <string, object>();

            result.Add("uploaded ", false);
            ErrorHelper.ThrowIfNull(file, "请上传图片文件!");
            //{
            //    result.Add("error", new Dictionary<string, string>() { { "message", "请上传图片文件!" } });
            //    result.Add("message", "请上传图片文件!");
            //    return result;
            //}
            string rootPath = AppSettings.Get("File", "RootPath");
            //判断是否是图片,并获取高度和宽度
            string fileName = file.FileName;
            //判断是否是图片类型
            string fileExt = Path.GetExtension(fileName);

            ErrorHelper.ThrowIfTrue(!ImageManager.IsImage(fileExt), "请上传图片文件!");
            //{
            //    result.Add("error", new Dictionary<string, string>() { { "message", "请上传图片文件!" } });
            //    result.Add("message", "请上传图片文件!");
            //    return result;
            //}
            ////最大文件大小
            string maxSizeStr = AppSettings.Get("File", "MaxSize");

            long.TryParse(maxSizeStr, out long maxSize);
            if (file.Length > maxSize)
            {
                string message = string.Format("上传文件大小超过限制,最大上传[{0}]!", FileHelper.GetFileSizeDes(maxSize));
                result.Add("error", new Dictionary <string, string>()
                {
                    { "message", message }
                });
                result.Add("message", message);
                return(message);
            }
            //路径处理
            string userName = User.Identity.IsAuthenticated ? User.Identity.Name : "Anonymous";
            string dirPath  = rootPath + "/article/" + userName + "/" + DateTime.Now.Year + "/" + DateTime.Now.Month.ToString("00") + "/";
            //绝对路径
            string mapRootPath = Path.Combine(webManager.WebRootPath, dirPath);

            FileHelper.TryCreateDirectory(mapRootPath);
            //文件名
            string guid = DateTime.Now.ToString("yyyyMMddHHmmss") + DateTime.Now.Millisecond;
            //文件全路径
            //源文件
            string sourceFileName = guid + fileExt;
            string sourceFilePath = Path.Combine(mapRootPath, sourceFileName);

            using (FileStream fs = System.IO.File.Create(sourceFilePath))
            {
                file.CopyTo(fs);
                fs.Flush();
            }
            Task.Run(() =>
            {
                ImageManager.GetImageSize(sourceFilePath, out int imgWidth, out int imgHeight);
                //缩略图文件
                if (imgWidth >= 500 && imgHeight >= 260)
                {
                    string _268FileName = string.Format("{0}_670x268{1}", guid, fileExt);
                    string _268FilePath = Path.Combine(mapRootPath, _268FileName);
                    ImageManager.MakeThumbnail(sourceFilePath, _268FilePath, 670, 268, ThumbnailMode.Max);
                }
                if (imgWidth >= 150 && imgHeight >= 90)
                {
                    string _120FileName = string.Format("{0}_200x120{1}", guid, fileExt);
                    string _120FilePath = Path.Combine(mapRootPath, _120FileName);
                    ImageManager.MakeThumbnail(sourceFilePath, _120FilePath, 200, 120, ThumbnailMode.Max);
                }
            });
            string fullUrl = webManager.GetFullUrl(webManager.ToRelativePath(sourceFilePath));

            result["success"]  = 1;
            result["uploaded"] = true;
            result["url"]      = fullUrl;
            return(fullUrl);
        }