public ActionResult PicDelete(long picID)
{
JsonResult result = new JsonResult {
JsonRequestBehavior = JsonRequestBehavior.AllowGet
};
try
{
//删除物理文件
BannerPicture _PicModel = svc.SelectOrEmpty(new BannerPictureQuery()
{
IDs = new long[] { picID }
}).FirstOrDefault();
_pictureService.Delete(_PicModel);
//删除数据库记录
svc.Delete(new BannerPicture()
{
ID = picID
});
result.Data =
new
{
Success = true
};
return(result);
}
catch (Exception e)
{
result.Data =
new
{
Success = false,
Message = e.Message
};
return(result);
}
}
/// <summary>
/// 获取待上传的图片列表信息
/// </summary>
/// <returns>待上传的图片列表</returns>
private Collection <BannerPicture> GetUploadPictures(int picType)
{
Collection <BannerPicture> BannerPicCollection = new Collection <BannerPicture>();
for (int i = 0; i < Request.Files.Count; i++)
{
var picFile = Request.Files[i];
BannerPicture pic = new BannerPicture();
byte[] buffer = new byte[picFile.ContentLength];
picFile.InputStream.Read(buffer, 0, picFile.ContentLength);
pic.Content = buffer;
pic.Name = Path.GetFileName(picFile.FileName);
pic.Path = MakePath(picType);
pic.MemorySize = picFile.ContentLength;
pic.Store = GetStore();
pic.StoreID = OwnerID;
pic.PictureType = picType;
BannerPicCollection.Add(pic);
}
return(BannerPicCollection);
}
/// <summary>
/// 统一处理图片上传工作
/// </summary>
/// <param name="res">需要返回的操作结果</param>
/// <param name="picType">带处理的图片类型</param>
/// <returns>操作结果</returns>
public JsonResult DoUpload(int picType)
{
JsonResult result = new JsonResult
{
JsonRequestBehavior = JsonRequestBehavior.AllowGet,
ContentType = "text/html"
};
try
{
var pics = GetUploadPictures(picType).ToArray();
if (!pics.Any())
{
result.Data =
new
{
success = false,
Message = "文件列表为空"
}
}
;
else
{
List <BannerPicture> _List = new List <BannerPicture>();
foreach (var item in pics.ToList())
{
item.Name = DateTime.Now.ToString("yyMMdd_HHmmss_") + item.Name;
_pictureService.Create(item);
svc.Create(item);
var fullpath = Path.Combine(ftp, item.Path, item.Name);
BannerPicture _item = item;
_item.Path = fullpath;
_List.Add(_item);
}
//清空Content,否则反序列化时会因数据太大而失败
foreach (var item in _List)
{
item.Content = null;
}
result.Data =
new
{
success = true,
picList = _List
};
}
return(result);
}
catch (PicTypeException e)
{
//文件格式不正确，提示错误时，需还原成本地文件名称，去除区分同名文件所加上的时间戳字符串
result.Data = new { success = false, Message = string.Format(PicTypeError, e.pic.Name.Substring(14)) };
return(result);
}
catch (PicSizeException e)
{
//文件大小超出，提示错误时，需还原成本地文件名称，去除区分同名文件所加上的时间戳字符串
result.Data = new { success = false, Message = string.Format(PicSizeError, e.pic.Name.Substring(14)) };
return(result);
}
catch (Exception e)
{
result.Data = new { success = false, Message = e.Message };
return(result);
}
}
