public static void SetOrdinal(Dal.Models.Media Media, OleDbConnection conn, OleDbTransaction trans = null)
{
if (Media == null || Media.MediaID == null)
{
throw new Exception("参数错误!");
}
Dal.Models.MediaType tp = Media.SpecialtyID == null ? Dal.Models.MediaType.Prize : Dal.Models.MediaType.Specialty;
int iOwnerID = tp == Dal.Models.MediaType.Specialty ? Media.SpecialtyID.Value : Media.PrizeID.Value;
List <Dal.Models.Media> lstMedia = GetMediaList(iOwnerID, tp, conn, trans).Where(s => s.MediaID != Media.MediaID).ToList();
if (Media.Ordinal == null || Media.Ordinal > lstMedia.Count)
{
lstMedia.Add(Media);
}
else if (Media.Ordinal <= 0)
{
lstMedia.Insert(0, Media);
}
else
{
lstMedia.Insert(Media.Ordinal.Value - 1, Media);
}
string strSql = " UPDATE Media set Ordinal = ? where MediaID = ? ";
for (int i = 0; i < lstMedia.Count; i++)
{
Dal.OleDbHlper.ExecuteNonQuery(strSql, conn, CommandType.Text, trans
, new OleDbParameter("@Ordinal", OleDbType.Integer)
{
Value = i + 1
}
, new OleDbParameter("@MediaID", OleDbType.Integer)
{
Value = lstMedia[i].MediaID.Value
});
}
}
public static void SaveFile(Dal.Models.UploadFileInfo file, OleDbConnection conn, OleDbTransaction tran = null)
{
string strRootDirectory = System.Web.HttpContext.Current.Request.PhysicalApplicationPath;
if (file.SizeLimit == null || file.AmountLimit == null)
{
switch (file.Type)
{
case Dal.Models.FileType.DeclarationAppendix:
Dal.Models.Appendix AppendixInfo = BLL.Appendix.GetAppendix(file.CorrelationID.Value, conn, tran);
file.SizeLimit = AppendixInfo.SizeLimit;
file.AmountLimit = 1;
break;
case Dal.Models.FileType.DeclarationAtlas:
Dal.Models.Atlas AtlasInfo = BLL.Atlas.GetAtlas(file.CorrelationID.Value, conn, tran);
file.SizeLimit = AtlasInfo.SizeLimit;
file.AmountLimit = AtlasInfo.UploadLimitMax;
break;
case Dal.Models.FileType.DeclarationMedia:
Dal.Models.Media media = BLL.Media.GetMedia(file.CorrelationID.Value, conn, tran);
file.SizeLimit = media.SizeLimit;
file.AmountLimit = 1;
break;
default:
file.SizeLimit = 0;
file.AmountLimit = 0;
break;
}
}
byte[] bufferCompressed = null;
StringBuilder sb = new StringBuilder();
int iResult = 0;
try
{
using (System.IO.FileStream StreamToZip = new System.IO.FileStream(
strRootDirectory + file.URL, System.IO.FileMode.Open, System.IO.FileAccess.Read))
{
double dfileSize = StreamToZip.Length / 1048576;
if (dfileSize > file.SizeLimit && file.SizeLimit != 0)
{
throw new Exception("上传文件大小超过设置范围内!");
}
//try
//{
// bufferCompressed = Compression.CompressFile(StreamToZip);
//}
//catch
//{
// bufferCompressed = null;
//}
}
if (file.CorrelationID == null)
{
sb.Append(" select UploadFileID from UploadFile where OwnerID = ? and FileName = ? ");
iResult = Common.ToInt32(Dal.OleDbHlper.ExecuteScalar(sb.ToString(), conn, CommandType.Text, tran
, new OleDbParameter("@OwnerID", OleDbType.Integer)
{
Value = file.OwnerID
}
, new OleDbParameter("@FileName", OleDbType.VarWChar)
{
Value = file.FileName
})) ?? 0;
if (iResult > 0 && iResult != file.UploadFileID)
{
throw new Exception("文件名重名！");
}
if (file.UploadFileID == null)
{
InsertFile(file, bufferCompressed, conn, tran);
}
else
{
UpdateFile(file, bufferCompressed, conn, tran);
}
}
else
{
if (file.Type.ToString() == "DeclarationAtlas")
{
sb.Append(" select UploadFileID from UploadFile where OwnerID = ? and CorrelationID = ? and FileName = ? ");
iResult = Common.ToInt32(Dal.OleDbHlper.ExecuteScalar(sb.ToString(), conn, CommandType.Text, tran
, new OleDbParameter("@OwnerID", OleDbType.Integer)
{
Value = file.OwnerID
}
, new OleDbParameter("@CorrelationID", OleDbType.Integer)
{
Value = file.CorrelationID
}
, new OleDbParameter("@FileName", OleDbType.VarWChar)
{
Value = file.FileName
})) ?? 0;
if (iResult == 0)
{
List <Dal.Models.UploadFileInfo> lstUploadFileInfo = BLL.UploadFileInfo.GetFileList(
file.OwnerID, file.CorrelationID, "DeclarationAtlas", conn, tran);
if (lstUploadFileInfo.Count() == file.AmountLimit && file.AmountLimit != 0)
{
throw new Exception("超过数量上限！");
}
InsertFile(file, bufferCompressed, conn, tran);
}
else
{
if (file.UploadFileID == null || iResult == file.UploadFileID.Value)
{
file.UploadFileID = iResult;
UpdateFile(file, bufferCompressed, conn, tran);
}
else
{
throw new Exception("文件名重名！");
}
}
}
else
{
sb.Append(" select UploadFileID from UploadFile where OwnerID = ? and CorrelationID = ? and TypeCode = ? ");
iResult = Common.ToInt32(Dal.OleDbHlper.ExecuteScalar(sb.ToString(), conn, CommandType.Text, tran
, new OleDbParameter("@OwnerID", OleDbType.Integer)
{
Value = file.OwnerID
}
, new OleDbParameter("@CorrelationID", OleDbType.Integer)
{
Value = file.CorrelationID
}
, new OleDbParameter("@TypeCode", OleDbType.VarWChar)
{
Value = file.Type
})) ?? 0;
if (iResult > 0)
{
file.UploadFileID = iResult;
UpdateFile(file, bufferCompressed, conn, tran);
}
else
{
InsertFile(file, bufferCompressed, conn, tran);
}
}
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
sb = null;
bufferCompressed = null;
GC.Collect();
}
}
public static void SetMedia(Dal.Models.Media Media, OleDbConnection conn, OleDbTransaction tran = null)
{
if (string.IsNullOrEmpty(Media.MediaName) ||
(Media.PrizeID != null && Media.SpecialtyID != null) ||
(Media.PrizeID == null && Media.SpecialtyID == null))
{
throw new Exception("视频信息不全!");
}
Dal.Models.MediaType type = Media.SpecialtyID == null ? Dal.Models.MediaType.Prize : Dal.Models.MediaType.Specialty;
int iOwnerID = type == Dal.Models.MediaType.Specialty ? Media.SpecialtyID.Value : Media.PrizeID.Value;
string strRecord = type == Dal.Models.MediaType.Specialty ? "SpecialtyID" : "PrizeID";
Dal.Models.Media MediaOriginal = GetMedia(iOwnerID, type, Media.MediaName, conn, tran);
if (Media.MediaID != null && Media.MediaID > 0)//编辑
{
string strSql = " update Media set Ordinal = ?, MediaName = ?, SizeLimit = ?, IsRequired = ? where MediaID = ?";
Dal.OleDbHlper.ExecuteNonQuery(strSql, conn, CommandType.Text, tran
, new OleDbParameter("@Ordinal", OleDbType.Integer)
{
Value = Media.Ordinal
}
, new OleDbParameter("@MediaName", OleDbType.VarWChar)
{
Value = Media.MediaName
}
, new OleDbParameter("@SizeLimit", OleDbType.Integer)
{
Value = Media.SizeLimit
}
, new OleDbParameter("@IsRequired", OleDbType.Boolean)
{
Value = Media.IsRequired
}
, new OleDbParameter("@MediaID", OleDbType.Integer)
{
Value = Media.MediaID
});
}
else
{
if (MediaOriginal != null && MediaOriginal.MediaID != Media.MediaID)
{
throw new Exception("视频重名!");
}
else
{
string strSql = " insert into Media (" + strRecord + ", Ordinal, MediaName, SizeLimit, IsRequired) values (?, ?, ?, ?, ?) ";
Dal.OleDbHlper.ExecuteNonQuery(strSql, conn, CommandType.Text, tran
, new OleDbParameter("@OwnerID", OleDbType.Integer)
{
Value = iOwnerID
}
, new OleDbParameter("@Ordinal", OleDbType.Integer)
{
Value = Media.Ordinal
}
, new OleDbParameter("@MediaName", OleDbType.VarWChar)
{
Value = Media.MediaName
}
, new OleDbParameter("@SizeLimit", OleDbType.Integer)
{
Value = Media.SizeLimit
}
, new OleDbParameter("@IsRequired", OleDbType.Boolean)
{
Value = Media.IsRequired
});
Media.MediaID = GetMedia(iOwnerID, type, Media.MediaName, conn, tran).MediaID;
}
}
SetOrdinal(Media, conn, tran);
}
