public override void OnClick()
{
SysCommon.Error.frmInformation eerorFrm = new SysCommon.Error.frmInformation("是", "否", "删除数据将无法恢复，确定吗？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
return;
}
//执行成果数据删除操作（在列表中选中要删除的数据项，进行删除）
Exception ex = null;
#region 获取连接信息
DevComponents.AdvTree.Node mDBNode = m_Hook.ProjectTree.SelectedNode;
DevComponents.AdvTree.Node Deltreenode = null;
string ipStr = "";
string ip = "";
string id = "";
string password = "";
string ConnStr = "";
int datatype = -1;
SysCommon.DataBase.SysTable pSysDB = new SysCommon.DataBase.SysTable(); //属性库连接类
while (mDBNode.Parent != null)
{
mDBNode = mDBNode.Parent;
}
if (mDBNode.Name == "文件连接")
{
Deltreenode = mDBNode;
System.Xml.XmlElement dbElem = mDBNode.Tag as System.Xml.XmlElement;
if (dbElem == null)
{
return;
}
ipStr = dbElem.GetAttribute("MetaDBConn");
ip = dbElem.GetAttribute("服务器");
id = dbElem.GetAttribute("用户");
password = dbElem.GetAttribute("密码");
//ConnStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + ipStr + ";Persist Security Info=True";//元数据连接字符串
ConnStr = ipStr;
pSysDB.SetDbConnection(ConnStr, SysCommon.enumDBConType.ORACLE, SysCommon.enumDBType.ORACLE, out ex);
}
else
{
return;
}
#endregion
if (EnumTreeNodeType.DATAITEM.ToString() == m_Hook.ProjectTree.SelectedNode.DataKey.ToString())
{
#region 在树节点上选择要删除的数据
if (m_Hook.ProjectTree.SelectedNode.Tag == null)
{
return;
}
if (m_Hook.ProjectTree.SelectedNode.Tag.ToString() == "")
{
return;
}
long dataID = int.Parse(m_Hook.ProjectTree.SelectedNode.Tag.ToString());//数据
string DataType = m_Hook.ProjectTree.SelectedNode.Parent.Tag.ToString();;
try
{
datatype = Convert.ToInt32(DataType);
}
catch
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误提示！", "获取数据类型失败！");
return;
}
if (2 != datatype)////数据类型不为控制点控制点数据
{
string FilePath = m_Hook.ProjectTree.SelectedNode.Name;
string FileName = m_Hook.ProjectTree.SelectedNode.Text.Trim();
bool Delstate = ModDBOperator.DelDataItem(FilePath, FileName, ip, id, password, out ex);
if (!Delstate)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "文件库中删除文件:" + FilePath + "/" + FileName + "失败！" + "\n请确认文件是否存在或是否为占用状态！");
return;
}
m_Hook.ProjectTree.SelectedNode.Remove();
ModDBOperator.DelDataItem(dataID, datatype, pSysDB, out ex);
if (null != ex)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "元信息数据库中删除数据文件记录失败!");
return;
}
}
else/////数据类型为控制点数据
{
ModDBOperator.DelDataItem(dataID, datatype, pSysDB, out ex);
if (null != ex)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "元信息数据库中删除数据文件记录失败!");
return;
}
m_Hook.ProjectTree.SelectedNode.Remove();
}
#endregion
}
else if (m_Hook.DataInfoGrid.Rows.Count > 0)
{
#region 其他所有节点
DevComponents.AdvTree.Node Selnode = m_Hook.ProjectTree.SelectedNode;
if (null == Selnode.DataKey)
{
return;
}
string ID = "";
long lid = -1;
string FileName = "";
string FilePath = "";
string type = "";
FrmProcessBar frmbar = new FrmProcessBar();
frmbar.SetFrmProcessBarText("删除操作:");
frmbar.Show();
List <int> delrowlist = new List <int>();
if (EnumTreeNodeType.PRODUCTPYPE.ToString() == Selnode.DataKey.ToString())
{
#region 中的是产品类型节点(标准、非标准、控制点数据)
type = Selnode.Text;
switch (type)
{
case "标准图幅":
datatype = 0;
break;
case "非标准图幅":
datatype = 1;
break;
case "控制点数据":
datatype = 2;
break;
default:
datatype = -1;
break;
}
if (datatype == -1)
{
return;
}
frmbar.SetFrmProcessBarMax((long)m_Hook.DataInfoGrid.Rows.Count);
for (int i = 0; i < m_Hook.DataInfoGrid.Rows.Count; i++)
{
frmbar.SetFrmProcessBarValue((long)i);
Application.DoEvents();
if (false == m_Hook.DataInfoGrid.Rows[i].Selected)
{
continue;
}
try
{
ID = m_Hook.DataInfoGrid.Rows[i].Cells["ID"].FormattedValue.ToString().Trim();
if (string.IsNullOrEmpty(ID))
{
continue;
}
lid = Convert.ToInt64(ID);
FileName = m_Hook.DataInfoGrid.Rows[i].Cells["数据文件名"].FormattedValue.ToString().Trim();
FilePath = m_Hook.DataInfoGrid.Rows[i].Cells["存储位置"].FormattedValue.ToString().Trim();
}
catch
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件:" + FileName + "删除失败,是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
#region 在文件库中删除数据文件
//////////////////在文件库中删除数据文件////////////////////////////////
frmbar.SetFrmProcessBarText("正在删除文件：" + FileName);
Application.DoEvents();
if (2 != datatype)////数据类型为控制点控制点数据不执行文件的删除操作
{
bool Delstate = ModDBOperator.DelDataItem(FilePath, FileName, ip, id, password, out ex);
if (!Delstate)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件\n'" + FilePath + "/" + FileName + "'\n删除失败。\n" + "请确认文件是否存在或是否为占用状态" + "！\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
}
#endregion
#region 在元数据表中删除成果信息
///////////////////在元数据表中删除成果信息/////////////////////////
ModDBOperator.DelDataItem(lid, datatype, pSysDB, out ex);
if (null != ex)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件\n'" + FileName + "'\n元信息删除失败。\n" + "请确认元信息库的连接信息。" + "！\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
// m_Hook.DataInfoGrid.Rows.Remove(m_Hook.DataInfoGrid.Rows[i]);
// i = i - 1;
delrowlist.Add(i);
#endregion
#region 在树节点中删除文件节点
/////////////////////在树节点中删除文件节点///////////////////////////
ModDBOperator.DelNodeByNameAndText(Deltreenode, FilePath, FileName, out ex);
if (null != ex)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "树节点删除失败。原因为：\n" + ex.Message + "！\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
frmbar.Close();
return;
}
//else
// return;
}
#endregion
}
#endregion
}
else //除产品类型节点以外的所有节点
{
frmbar.SetFrmProcessBarMax((long)m_Hook.DataInfoGrid.Rows.Count);
for (int i = 0; i < m_Hook.DataInfoGrid.Rows.Count; i++)
{
#region 获取必要信息
if (false == m_Hook.DataInfoGrid.Rows[i].Selected)
{
continue;
}
frmbar.SetFrmProcessBarValue((long)i);
int DataType = -1;//产品的类型（标准，非标准，属性）
try
{
ID = m_Hook.DataInfoGrid.Rows[i].Cells["ID"].FormattedValue.ToString().Trim();
if (string.IsNullOrEmpty(ID))
{
continue;
}
lid = Convert.ToInt64(ID);
FileName = m_Hook.DataInfoGrid.Rows[i].Cells["数据文件名"].FormattedValue.ToString().Trim();
FilePath = m_Hook.DataInfoGrid.Rows[i].Cells["存储位置"].FormattedValue.ToString().Trim();
type = m_Hook.DataInfoGrid.Rows[i].Cells["数据类型"].FormattedValue.ToString().Trim();
if ("标准图幅数据" == type)
{
datatype = EnumDataType.标准图幅.GetHashCode();
}
else if ("非标准图幅数据" == type)
{
datatype = EnumDataType.非标准图幅.GetHashCode();
}
else if ("控制点数据" == type)
{
datatype = EnumDataType.控制点数据.GetHashCode();
}
}
catch
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件:" + FileName + "删除失败。原因为：数据文件的ID获取失败\n" + "是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
#endregion
#region 在元信息表中删除
frmbar.SetFrmProcessBarText("正在删除文件：" + FileName);
if (ex != null)
{
ex = new Exception("连接元数据库失败！连接地址为：" + ConnStr);
pSysDB.CloseDbConnection();
return;
}
if (lid != -1 && datatype != -1)
{
ModDBOperator.DelDataItem(lid, datatype, pSysDB, out ex);
if (null != ex)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件元信息删除失败。\n" + "请检查元信息库连接信息" + "！\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
}
#endregion
#region 在文件库中删除
if (2 != datatype)////数据类型为控制点控制点数据则不进行文件的删除操作
{
bool Delstate = ModDBOperator.DelDataItem(FilePath, FileName, ip, id, password, out ex);
if (!Delstate)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "数据文件\n'" + FilePath + "/" + FileName + "'\n删除失败。\n" + " 请确认文件是否存在或是否为占用状态。" + "\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
}
#endregion
#region 记录DataGrid中要删除的行
delrowlist.Add(i);
#endregion
#region 在树节点中删除文件节点
ModDBOperator.DelNodeByNameAndText(Deltreenode, FilePath, FileName, out ex);
if (null != ex)
{
eerorFrm = new SysCommon.Error.frmInformation("是", "否", "树节点删除失败。原因为：\n" + ex.Message + "！\n是否继续删除？");
eerorFrm.Owner = (m_Hook as Plugin.Application.IAppFormRef).MainForm;
if (eerorFrm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
continue;
}
else
{
frmbar.Close();
return;
}
}
#endregion
}
}
/////数据列表中移除相应的行
if (null != delrowlist)
{
for (int j = 0; j < delrowlist.Count; j++)
{
m_Hook.DataInfoGrid.Rows.Remove(m_Hook.DataInfoGrid.Rows[delrowlist[j] - j]);
}
}
frmbar.Close();
#endregion
}
#region 图层处理
if (ModData.v_AppFileDB.MapControl.LayerCount > 0 && datatype != 2)
{
IGroupLayer Glayer = null;
for (int i = 0; i < ModData.v_AppFileDB.MapControl.LayerCount; i++)
{
ILayer getlayer = ModData.v_AppFileDB.MapControl.get_Layer(i);
if (getlayer.Name == "项目范围图")
{
Glayer = getlayer as IGroupLayer;
}
}
if (null != Glayer)
{
ICompositeLayer comlayer = Glayer as ICompositeLayer;
string layername = null;
switch (datatype)
{
case 0:
layername = "MapFrame_";
break;
case 1:
layername = "Range_";
break;
default:
layername = "_";
break;
}
if (comlayer != null)
{
for (int i = 0; i < comlayer.Count; i++)
{
ILayer orglayer = comlayer.get_Layer(i);
string lname = orglayer.Name;
if (lname.Contains(layername))
{
Glayer.Delete(orglayer);
ModData.v_AppFileDB.TOCControl.Update();
ModData.v_AppFileDB.MapControl.ActiveView.Refresh();
}
}
}
}
}
if (datatype == EnumDataType.控制点数据.GetHashCode())
{
IGraphicsContainer pGra = ModData.v_AppFileDB.MapControl.Map as IGraphicsContainer;
pGra.DeleteAllElements();
ModData.v_AppFileDB.MapControl.ActiveView.Refresh();
}
#endregion
//刷新时间列表框
ModDBOperator.LoadComboxTime(ConnStr, out ex);
if (ex != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "加载时间列表框失败，" + ex.Message);
return;
}
}
public override void OnClick()
{
Exception eError = null;
#region 通过树节点获取源数据库的连接地址
DevComponents.AdvTree.Node DBNode = null;
string treeNodeType = m_Hook.ProjectTree.SelectedNode.DataKey.ToString();
if (treeNodeType == "")
{
return;
}
DBNode = m_Hook.ProjectTree.SelectedNode;//数据库节点，根节点
while (DBNode.Parent != null)
{
DBNode = DBNode.Parent;
}
if (DBNode.DataKey.ToString() != EnumTreeNodeType.DATABASE.ToString())
{
return;
}
if (DBNode.Name != "文件连接")
{
return;
}
XmlElement connElem = DBNode.Tag as XmlElement;
if (connElem == null)
{
return;
}
string conStr = connElem.GetAttribute("MetaDBConn");
#endregion
SaveFileDialog saveDial = new SaveFileDialog();
saveDial.Title = "保存数据";
saveDial.Filter = "控制点数据(*.mdb)|*.mdb";
if (saveDial.ShowDialog() == DialogResult.OK)
{
FrmProcessBar frmbar = new FrmProcessBar();
frmbar.Show();
string pFileName = saveDial.FileName;
FileInfo pFileInfo = new FileInfo(ModData.v_TempControlDB);
FileInfo desFileInfo = pFileInfo.CopyTo(pFileName, true); //文件存储路径加名称
string path = desFileInfo.DirectoryName; //文件存储路径
//连接目标表
SysCommon.DataBase.SysTable desSysTable = new SysCommon.DataBase.SysTable();
desSysTable.SetDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + pFileName + ";Persist Security Info=True", SysCommon.enumDBConType.OLEDB, SysCommon.enumDBType.ACCESS, out eError);
if (eError != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "连接元数据库失败！\n连接地址为：" + pFileName);
desSysTable.CloseDbConnection();
return;
}
//获得目标表格
DataTable desTable = desSysTable.GetTable("metadata", out eError);
if (eError != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("提示", eError.Message + "在库中不存在表格'metadata'，请检查！");
desSysTable.CloseDbConnection();
return;
}
//insert 语句
string insertStr = "insert into metadata (";
for (int i = 1; i < desTable.Columns.Count; i++)
{
//第一列为自动编号ID，从第二列开始
insertStr += desTable.Columns[i].ColumnName + ",";
}
insertStr = insertStr.Substring(0, insertStr.Length - 1) + ")";
insertStr += " values (";
//连接源数据库
SysCommon.DataBase.SysTable pSysTable = new SysCommon.DataBase.SysTable();
////pSysTable.SetDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + conStr + ";Persist Security Info=True", SysCommon.enumDBConType.OLEDB, SysCommon.enumDBType.ACCESS, out eError);
pSysTable.SetDbConnection(conStr, SysCommon.enumDBConType.ORACLE, SysCommon.enumDBType.ORACLE, out eError);
if (eError != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("错误", "连接元数据库失败！\n连接地址为：" + conStr);
pSysTable.CloseDbConnection();
desSysTable.CloseDbConnection();
return;
}
//源数据表格
DataTable ordDt = pSysTable.GetTable("ControlPointMDTable", out eError);
if (eError != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("提示", "查询控制点元信息出错！");
pSysTable.CloseDbConnection();
desSysTable.CloseDbConnection();
return;
}
pSysTable.CloseDbConnection();
if (desTable.Columns.Count + 5 != ordDt.Columns.Count)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("提示", "目标数据库与源数据库字段结构不一致！");
desSysTable.CloseDbConnection();
return;
}
#region 遍历要导出的数据
//设置进度条最大值
frmbar.SetFrmProcessBarMax(m_Hook.DataInfoGrid.SelectedRows.Count);
int pValue = 0;
for (int i = 0; i < m_Hook.DataInfoGrid.RowCount; i++)
{
if (m_Hook.DataInfoGrid.Rows[i].Selected)
{
string savePath = m_Hook.DataInfoGrid.Rows[i].Cells["存储位置"].FormattedValue.ToString().Trim();
if (!savePath.Contains("控制点数据"))
{
//其他数据导出
//pValue++;
//frmbar.SetFrmProcessBarValue(pValue);
continue;
}
frmbar.SetFrmProcessBarText("正在进行下载数据：" + m_Hook.DataInfoGrid.Rows[i].Cells["数据文件名"].FormattedValue.ToString().Trim());
if (m_Hook.DataInfoGrid.Rows[i].Cells["ID"].FormattedValue.ToString().Trim() == "")
{
return;
}
long dataID = Convert.ToInt64(m_Hook.DataInfoGrid.Rows[i].Cells["ID"].FormattedValue.ToString().Trim());
//执行导出操作
OutPutOneRacord(dataID, insertStr, ordDt, desSysTable, path, out eError);
if (eError != null)
{
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("提示", eError.Message);
desSysTable.CloseDbConnection();
frmbar.Dispose();
frmbar.Close();
return;
}
pValue++;
frmbar.SetFrmProcessBarValue(pValue);
}
}
#endregion
frmbar.Dispose();
frmbar.Close();
}
}
/// <summary>
/// 续传文件
/// </summary>
/// <param name="filename"></param>
public bool Upload(string filename, long size, string path, out string errorinfo) //上面的代码实现了从ftp服务器上载文件的功能
{
FrmProcessBar frmbar = new FrmProcessBar();
frmbar.Show();
path = path.Replace("\\", "/");
FileInfo fileInf = new FileInfo(filename);
//string uri = "ftp://" + path + "/" + fileInf.Name;
string uri = "ftp://" + ftpServerIP + "/" + path + filename;
Connect(uri);//连接
// 默认为true，连接不会被关闭
// 在一个命令之后被执行
reqFTP.KeepAlive = false;
reqFTP.Timeout = 10000;
// 指定执行什么命令
reqFTP.Method = WebRequestMethods.Ftp.AppendFile;
// 上传文件时通知服务器文件的大小
reqFTP.ContentLength = fileInf.Length;
// 缓冲大小设置为kb
long procMax = (fileInf.Length - size) / 2048;
frmbar.SetFrmProcessBarMax(procMax);
frmbar.SetFrmProcessBarText("正在续传文件：" + filename);
int buffLength = 2048;
byte[] buff = new byte[buffLength];
int contentLen;
// 打开一个文件流(System.IO.FileStream) 去读上传的文件
FileStream fs = fileInf.OpenRead();
int value = 0;
try
{
StreamReader dsad = new StreamReader(fs);
fs.Seek(size, SeekOrigin.Begin);
// 把上传的文件写入流
Stream strm = reqFTP.GetRequestStream();
// 每次读文件流的kb
contentLen = fs.Read(buff, 0, buffLength);
// 流内容没有结束
while (contentLen != 0)
{
// 把内容从file stream 写入upload stream
value++;
frmbar.SetFrmProcessBarValue(value);
Application.DoEvents();
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
// 关闭两个流
strm.Close();
fs.Close();
errorinfo = "Succeed";
return(true);
}
catch (Exception ex)
{
errorinfo = string.Format("因{0},无法完成上传", ex.Message);
return(false);
}
finally
{
if (null != fileInf)
{
fileInf = null;
}
frmbar.Close();
frmbar.Dispose();
}
}
/// <summary>
/// 下载文件
/// </summary>
/// <param name="ftpfilepath">相对根目录的文件完整路径</param>
/// <param name="filePath">本地保存文件的完整路径</param>
/// <param name="fileName">文件名</param>
/// <returns></returns>
public bool Download(string ftpfilepath, string filePath, string fileName, out string errorinfo)////上面的代码实现了从ftp服务器下载文件的功能
{
Exception ex = null;
errorinfo = "";
FrmProcessBar ProcBar = new FrmProcessBar();
ProcBar.Show();
try
{
filePath = filePath.Replace("我的电脑\\", "");
String onlyFileName = Path.GetFileName(fileName);
string newFileName = filePath;
if (File.Exists(newFileName))
{
errorinfo = string.Format("本地文件{0}已存在,无法下载", newFileName);
return(false);
}
ftpfilepath = ftpfilepath.Replace("\\", "/");
string url = "ftp://" + ftpServerIP + "/" + ftpfilepath;
Connect(url);//连接
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive = false;
reqFTP.Timeout = 10000;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
long cl = response.ContentLength;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);
FileStream outputStream = new FileStream(newFileName, FileMode.Create);
long ProcBarValue = 0;
//////
long all = GetFileSize(ftpfilepath, out ex);
{
if (null != ex)
{
return(false);
}
}
ProcBar.SetFrmProcessBarMax(all / 2048);
//////
while (readCount > 0)
{
ProcBarValue++;
ProcBar.SetFrmProcessBarText("正在下载文件：" + fileName);
ProcBar.SetFrmProcessBarValue(ProcBarValue);
Application.DoEvents();
outputStream.Write(buffer, 0, readCount);
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
response.Close();
errorinfo = "Succeed";
return(true);
}
catch (Exception exx)
{
errorinfo = string.Format("因{0},无法下载", exx.Message);
return(false);
}
finally
{
ProcBar.Dispose();
ProcBar.Close();
}
}
/// <summary>
/// 上传文件
/// </summary>
/// <param name="filename"></param>
/// <param name="path"></param>
public bool Upload(string filename, string path, string savename, out string errorinfo) //上面的代码实现了从ftp服务器上载文件的功能
{
FrmProcessBar frmbar = new FrmProcessBar();
frmbar.Show();
path = path.Replace("\\", "/");
FileInfo fileInf = new FileInfo(filename);
savename = savename.Replace("+", "-"); // 处理非法字符
savename = savename.Replace("#", "-"); //
string uri;
if (string.IsNullOrEmpty(path))
{
uri = "ftp://" + ftpServerIP + "/" + savename;
}
else
{
uri = "ftp://" + ftpServerIP + "/" + path + "/" + savename;
}
Connect(uri);//连接
// 默认为true，连接不会被关闭
// 在一个命令之后被执行
reqFTP.KeepAlive = false;
reqFTP.Timeout = 10000;
// 指定执行什么命令
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
// 上传文件时通知服务器文件的大小
reqFTP.ContentLength = fileInf.Length;
// 缓冲大小设置为kb
long procMax = fileInf.Length / 2048;
//进度条最大值
frmbar.SetFrmProcessBarMax(procMax);
string task = "正在上传文件：" + savename;
frmbar.SetFrmProcessBarText(task);
int value = 0;
int buffLength = 2048;
byte[] buff = new byte[buffLength];
int contentLen;
// 打开一个文件流(System.IO.FileStream) 去读上传的文件
try
{
FileStream fs = fileInf.OpenRead();
// 把上传的文件写入流
Stream strm = reqFTP.GetRequestStream();
// 每次读文件流的kb
contentLen = fs.Read(buff, 0, buffLength);
// 流内容没有结束
while (contentLen != 0)
{
value++;
frmbar.SetFrmProcessBarValue(value);
Application.DoEvents();
// 把内容从file stream 写入upload stream
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
// 关闭两个流
strm.Close();
fs.Close();
errorinfo = "Succeed";
return(true);
}
catch (Exception ex)
{
errorinfo = string.Format("因{0},无法完成上传", ex.Message);
return(false);
}
finally
{
frmbar.Dispose();
frmbar.Close();
}
}