public FileManagerPageViewMode()
{
//EA = ea;
FileInfo = new FileInfo();
ProjectDal = new ProjectDal();
FileInfoDal = new FileInfoDal();
// 初始化树
InitTreeView();
FileUpLoadCommand = new DelegateCommand(FileUpLoad);
SelectNodeCommand = new DelegateCommand(SelectNode);
DelFileCommand = new DelegateCommand <object>(DelFile);
}
/// <summary>
/// 初始化登记业务项目
/// </summary>
/// <param name="project"></param>
/// <returns></returns>
public Project InitialRegistrationProject(Project project)
{
if (project == null)
{
return(null);
}
if ("2".Equals(project.Type))
{
ApplicantDal applicantDal = new ApplicantDal();
TransferDal transferDal = new TransferDal();
FileInfoDal fileInfoDal = new FileInfoDal();
project.Applicants = applicantDal.GetListBy(a => a.ProjectID == project.ID);
project.Transfer = transferDal.GetModel(t => t.ProjectID == project.ID);
project.FileInfos = fileInfoDal.GetListBy(f => f.ProjectID == project.ID);
}
return(project);
}
public static void DelFile(BusinessData.FileInfo fileInfo)
{
try
{
// 删除文件
string path = ReadConfigInfo();
FileInfo file = new FileInfo(path + "\\" + fileInfo.Path + "\\" + fileInfo.ID + fileInfo.Extension);
if (file.Exists)
{
file.Delete();
}
// 删除数据
FileInfoDal fileInfoDal = new FileInfoDal();
fileInfoDal.Del(fileInfo);
}
catch (Exception)
{
throw;
}
}
public static void DelDir(BusinessData.Project project)
{
try
{
// 删除目录
string basePath = ReadConfigInfo();
string path = basePath + "\\" + project.ID + "\\";
DirectoryInfo di = new DirectoryInfo(path);
if (di.Exists)
{
Directory.Delete(path, true);
}
// 删除数据
FileInfoDal fileInfoDal = new FileInfoDal();
fileInfoDal.DelBy(t => t.ProjectID == project.ID);
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// 附件上传
/// </summary>
private void FileUpLoad()
{
//TreeNode = selectedTreeNode as TreeNode;
if (TreeNode == null || TreeNode.ID.Length != 6)
{
MessageBox.Show("请选择叶节点", "提示");
return;
}
// 项目路径
string projectPath = FileHelper.ReadConfigInfo();
if (string.IsNullOrWhiteSpace(projectPath))
{
MessageBox.Show("请设置项目路径", "提示");
return;
}
// 选择附件
OpenFileDialog openFileDialog = new OpenFileDialog
{
Title = "选择文件",
Filter = "(*.jpg,*.png,*.jpeg,*.bmp)|*.jpg;*.png;*.jpeg;*.bmp",
FileName = "选择文件",
FilterIndex = 1,
ValidateNames = false,
CheckFileExists = false,
CheckPathExists = true,
Multiselect = true
};
var result = openFileDialog.ShowDialog();
if (result == true)
{
String[] SelectedFilePaths = openFileDialog.FileNames;
//bool isShow = false;
foreach (String baseAddress in SelectedFilePaths)
{
// 判断图片大小，不能超过2m（1024*2）kb
System.IO.FileInfo selectedFileInfo = new System.IO.FileInfo(baseAddress);
//if (selectedFileInfo.Length > 1024 * 1024 * 2)
//{
// isShow = true;
// continue;
//}
String filename = System.IO.Path.GetFileNameWithoutExtension(baseAddress); // 文件原名称
String extension = System.IO.Path.GetExtension(baseAddress); // 文件扩展名
String path = Project.ID + "\\" + GetTreeFullPath(TreeNode); // 相对路径
FileInfo uploadFile = new FileInfo
{
ID = Guid.NewGuid(),
ProjectID = Project.ID,
Name = filename,
Extension = extension,
Path = path,
Type = TreeNode.Name,
UpdateTime = DateTime.Now
};
StringBuilder savePath = new StringBuilder(); // 文件保存路径
savePath.Append(projectPath).Append("\\").Append(path);
//address.Append(Project.ID).Append("\\").Append(TreeNode.Name);
if (!System.IO.Directory.Exists(savePath.ToString()))
{
System.IO.DirectoryInfo directoryInfo = new System.IO.DirectoryInfo(savePath.ToString());
directoryInfo.Create();
}
savePath.Append(uploadFile.ID).Append(uploadFile.Extension);
System.IO.FileStream fsRead = new System.IO.FileStream(baseAddress, System.IO.FileMode.Open, System.IO.FileAccess.Read);
System.IO.FileStream fsWrite = new System.IO.FileStream(savePath.ToString(), System.IO.FileMode.OpenOrCreate, System.IO.FileAccess.Write);
byte[] arr = new byte[200];
//记录到底读取了多少字节的数据
int count = 0;
while (fsRead.Position < fsRead.Length)
{
//每一次读取,返回真正读取到的字节数，用count记录（最后一次读取后可能count可能会小于200）
count = fsRead.Read(arr, 0, arr.Length);
//将数组中的数据写入到指定的文件
fsWrite.Write(arr, 0, count);
}
fsWrite.Close();
fsRead.Close();
FileInfoDal fileInfoDal = new FileInfoDal();
fileInfoDal.Add(uploadFile);
FileInfoList.Add(uploadFile);
}
//if (isShow)
//{
// MessageBox.Show("上传的每张图片大小不能超过2M", "提示");
//}
}
}
