protected override void Dispose(bool disposing)
{
if (disposing)
{
db.Dispose();
}
base.Dispose(disposing);
}
private string FolderRead(long DocPathID, string RealityPath, string FolderName)
{
var DirInfo = new DirectoryInfo(RealityPath);
var EF = new EF();
//获取当前目录名记录
DocFolder DocFolder = null;
if (FolderName == null)
{
//根目录
DocFolder = new DocFolder {
ID = 0
};
}
else
{
DocFolder = EF.DocFolder.Where(i => i.Name == FolderName).FirstOrDefault();
if (DocFolder == null)
{
EF.DocFolder.Add(DocFolder = new DocFolder
{
Name = FolderName,
CreationTime = DirInfo.CreationTime,
LastAccessTime = DirInfo.LastAccessTime
});
EF.SaveChanges();
}
else if (DocFolder.LastAccessTime == DirInfo.LastAccessTime)
{
//记录已经存在并且未变更，无需处理
return(null);
}
}
//历遍子目录
foreach (DirectoryInfo Folder in DirInfo.GetDirectories())
{
FolderRead(DocPathID, Folder.FullName, FolderName + Folder.Name + "/");
}
//历遍文件
foreach (var iFile in DirInfo.GetFiles())
{
var DocFile = EF.DocFile.Where(i => i.DocFolderID == DocFolder.ID && i.Name == iFile.Name).FirstOrDefault();
if (DocFile == null)
{
EF.DocFile.Add(DocFile = new DocFile
{
DocPathID = DocPathID,
DocFolderID = DocFolder.ID,
Name = iFile.Name,
ExtNameID = SYS.DOC.GetFileExtName(iFile.Extension).ID,
Length = iFile.Length,
MIMEID = SYS.DOC.GetFileMIME(Utils.GetMime(Path.GetExtension(iFile.FullName).ToLower())).ID,
CreationTime = iFile.CreationTime,
LastAccessTime = iFile.LastWriteTime
});
try { EF.SaveChanges(); }
catch (DbEntityValidationException ex)
{
string error = "";
foreach (var item in ex.EntityValidationErrors)
{
foreach (var item2 in item.ValidationErrors)
{
error += string.Format("{0}:{1}\r\n", item2.PropertyName, item2.ErrorMessage);
}
}
throw new Exception(error);
}
catch (Exception) { throw; }
}
else if (DocFile.LastAccessTime == iFile.LastAccessTime)
{
//记录已经存在并且未变更，无需处理
break;
}
//异步创建预览
FileSimpleHandler tFileSimpleHandler = new FileSimpleHandler(FileSimpleCreate);
IAsyncResult asyncResult = tFileSimpleHandler.BeginInvoke(DocFile.ID, new AsyncCallback(FileSimpleCallback), DocFile);
new LogManager().WriteLog("文件[" + DocFile.ID + "]创建预览开始。");
}
EF.Dispose();
return(null);
}