/// <summary>
/// 添加文件
/// </summary>
/// <param name="fileInfo"></param>
/// <param name="fileContent"></param>
public void AddFile(string nodePath,DBFileInfo fileInfo, byte[] fileContent)
{
DiskFile file=DBFileInfo.toDiskFile(fileInfo, fileContent);
repository.AddFileOfFolderDB(nodePath, file);
//将ID传回
fileInfo.ID = file.ID;
}
/// <summary>
/// 将DBFileInfo对象转换为EF可以直接保存的DiskFile对象
/// </summary>
/// <param name="fileInfo"></param>
/// <param name="fileContent"></param>
/// <returns></returns>
public static DiskFile toDiskFile(DBFileInfo fileInfo, byte[] fileContent)
{
if (fileInfo != null)
{
DiskFile file = new DiskFile()
{
ID = fileInfo.ID,
FileSize = fileInfo.FileSize,
FilePath = fileInfo.FilePath,
AddTime = fileInfo.AddTime,
FileContent = fileContent
};
return(file);
}
return(null);
}
/// <summary>
/// 将DBFileInfo对象转换为EF可以直接保存的DiskFile对象
/// </summary>
/// <param name="fileInfo"></param>
/// <param name="fileContent"></param>
/// <returns></returns>
public static DiskFile toDiskFile(DBFileInfo fileInfo, byte[] fileContent)
{
if (fileInfo != null)
{
DiskFile file = new DiskFile()
{
ID = fileInfo.ID,
FileSize = fileInfo.FileSize,
FilePath = fileInfo.FilePath,
AddTime = fileInfo.AddTime,
FileContent = fileContent
};
return file;
}
return null;
}
private void btnAddFile_Click(object sender, RoutedEventArgs e)
{
WinForm.OpenFileDialog openFileDialog = new WinForm.OpenFileDialog();
openFileDialog.Multiselect = true;
if (openFileDialog.ShowDialog() == WinForm.DialogResult.OK)
{
foreach (var FileName in openFileDialog.FileNames)
{
FileInfo fi = new FileInfo(FileName);
if (fi.Length > 5 * 1024 * 1024)
{
MessageBoxResult result = MessageBox.Show("要加入的文件:“"+System.IO.Path.GetFileName(FileName)+"”大小为："+FileUtils.FileSizeFormater(fi.Length)+"，将大文件加入数据库会导致程序性能下降，点击“是”添加此文件，点击“否”跳过此文件", "加入大文件", MessageBoxButton.YesNo, MessageBoxImage.Exclamation);
if (result == MessageBoxResult.No)
{
continue;
}
}
DBFileInfo fileInfo = new DBFileInfo()
{
AddTime = DateTime.Now,
FilePath = FileName,
FileSize = fi.Length
};
//不加入重复的文件
if (_dataObject.AttachFiles.IndexOf(fileInfo) != -1)
{
continue;
}
accessObj.AddFile(_dataObject.Path, fileInfo, System.IO.File.ReadAllBytes(FileName));
_dataObject.AttachFiles.Add(fileInfo);
}
}
}
/// <summary>
/// 添加文件
/// </summary>
private void AddFiles()
{
WinForm.OpenFileDialog openFileDialog = new WinForm.OpenFileDialog();
openFileDialog.Multiselect = true;
String info = "";
if (openFileDialog.ShowDialog() == WinForm.DialogResult.OK)
{
foreach (var FileName in openFileDialog.FileNames)
{
FileInfo fi = new FileInfo(FileName);
if (fi.Length > 5 * 1024 * 1024)
{
MessageBoxResult result = MessageBox.Show("要加入的文件:“" + System.IO.Path.GetFileName(FileName) + "”大小为：" + FileUtils.FileSizeFormater(fi.Length) + "，将大文件加入数据库会导致程序性能下降，点击“是”添加此文件，点击“否”跳过此文件", "加入大文件", MessageBoxButton.YesNo, MessageBoxImage.Exclamation);
if (result == MessageBoxResult.No)
{
continue;
}
}
DBFileInfo fileInfo = new DBFileInfo()
{
AddTime = DateTime.Now,
FilePath = FileName,
FileSize = fi.Length
};
//不加入重复的文件
if (_dataObject.AttachFiles.IndexOf(fileInfo) != -1)
{
continue;
}
//当加入文件时，有可能因为另一进程也使用此文件而导致加载失败
try
{
accessObj.AddFile(_dataObject.Path, fileInfo, System.IO.File.ReadAllBytes(FileName));
_dataObject.AttachFiles.Add(fileInfo);
info = string.Format("正在加入文件{0}", System.IO.Path.GetFileName(FileName));
if (_dataObject.MainWindow != null)
{
_dataObject.MainWindow.ShowInfo(info);
}
}
catch (IOException ex)
{
MessageBox.Show(ex.Message);
}
if (_dataObject.MainWindow != null)
{
_dataObject.MainWindow.ShowInfo("文件添加完毕");
}
}
}
}