/*
// 将内存对象创建为真正的服务器端对象
public int BuildRealObjects(
string strDbName,
DatabaseObject root,
out string strError)
{
strError = "";
int nRet = 0;
// 创建根
if (root.Type != -1)
{
if (root.Type == ResTree.RESTYPE_DB)
goto DOCHILD; // 忽略本节点，但是继续作下级节点
// 缺省配置文件，忽略保存
if (root.IsDefaultFile() == true)
return 0;
MemoryStream stream = null;
if (root.Type == ResTree.RESTYPE_FILE)
stream = new MemoryStream(root.Content);
string strPath = root.MakePath(strDbName);
// 在服务器端创建对象
nRet = NewServerSideObject(strPath,
root.Type,
stream,
root.TimeStamp,
out strError);
if (nRet == -1)
return -1;
}
DOCHILD:
// 递归
for(int i=0;i<root.Children.Count;i++)
{
DatabaseObject obj = (DatabaseObject)root.Children[i];
nRet = BuildRealObjects(
strDbName,
obj,
out strError);
if (nRet == -1)
return -1;
}
return 0;
}
*/
// 根据路径创建内存对象
public int CreateObject(DatabaseObject obj,
string strPath,
out string strError)
{
strError = "";
obj.Children.Clear();
if (obj.Type == ResTree.RESTYPE_FILE)
{
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
// string strStyle = "attachment,data,timestamp,outputpath";
string strStyle = "content,data,timestamp,outputpath";
using (MemoryStream stream = new MemoryStream())
{
long lRet = channel.GetRes(strPath,
stream,
null, // stop,
strStyle,
null, // byte [] input_timestamp,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
if (lRet == -1)
{
// obj.SetData(null);
obj.TimeStamp = null;
return 0; // 继续处理
}
obj.SetData(stream);
obj.TimeStamp = baTimeStamp;
}
}
if (obj.Type == ResTree.RESTYPE_DB
|| obj.Type == ResTree.RESTYPE_FOLDER)
{
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
ResInfoItem[] items = null;
DigitalPlatform.Stop stop = null;
if (stopManager != null)
{
stop = new DigitalPlatform.Stop();
stop.Register(this.stopManager, true); // 和容器关联
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在列目录: " + this.ServerUrl + "?" + strPath);
stop.BeginLoop();
}
long lRet = channel.DoDir(strPath,
this.Lang,
null, // 不需要返回全部语言的名字
out items,
out strError);
if (stopManager != null)
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
stop.Unregister(); // 和容器关联
}
this.channel = null;
if (lRet == -1)
return -1;
if (items == null)
return 0;
for (int i = 0; i < items.Length; i++)
{
// 忽略from类型节点
if (items[i].Type == ResTree.RESTYPE_FROM)
continue;
DatabaseObject child = new DatabaseObject();
child.Name = items[i].Name;
child.Type = items[i].Type;
child.Style = items[i].Style;
child.Parent = obj;
obj.Children.Add(child);
int nRet = CreateObject(child,
strPath + "/" + items[i].Name,
out strError);
if (nRet == -1)
return -1;
}
}
return 0;
}
/*
// 把当前Real模式的对象全部构造为内存树
public int BuildMemoryTree(
TreeNode treenode,
out DatabaseObject root,
out string strError)
{
Debug.Assert(false, "废止");
root = null;
strError = "";
//if (this.StorageMode != StorageMode.Real)
//{
// strError = "必须在Real存储模式下调用函数BuildMemoryTree()";
// return -1;
//}
root = new DatabaseObject();
return BuildMemoryTree(
treenode,
root,
out strError);
}
*/
int BuildMemoryTree(
TreeNode parentTreeNode,
DatabaseObject parentDatabaseObject,
out string strError)
{
strError = "";
TreeNodeCollection children = null;
if (parentTreeNode == null)
{
children = this.Nodes;
}
else
{
children = parentTreeNode.Nodes;
}
//DatabaseObject newObj = null;
if (parentTreeNode != null) // 实根
{
TreeNode treenode = parentTreeNode;
parentDatabaseObject.Type = treenode.ImageIndex;
parentDatabaseObject.Name = treenode.Text;
if (treenode.ImageIndex == ResTree.RESTYPE_DB)
{
//newObj = parentDatabaseObject;
}
else if (treenode.ImageIndex == ResTree.RESTYPE_FOLDER)
{
/*
newObj = DatabaseObject.BuildDirObject(treenode.Text);
newObj.Type = treenode.ImageIndex;
newObj.Parent = parentDatabaseObject;
parentDatabaseObject.Children.Add(newObj);
*/
//newObj = parentDatabaseObject;
}
else if (treenode.ImageIndex == ResTree.RESTYPE_FILE)
{
this.channel = Channels.GetChannel(this.ServerUrl);
Debug.Assert(channel != null, "Channels.GetChannel() 异常");
string strPath = "";
byte[] baTimeStamp = null;
string strMetaData;
string strOutputPath;
strPath = this.GetPath(treenode);
// string strStyle = "attachment,data,timestamp,outputpath";
string strStyle = "content,data,timestamp,outputpath";
using (MemoryStream stream = new MemoryStream())
{
long lRet = channel.GetRes(strPath,
stream,
null, // stop,
strStyle,
null, // byte [] input_timestamp,
out strMetaData,
out baTimeStamp,
out strOutputPath,
out strError);
if (lRet == -1)
return -1;
parentDatabaseObject.SetData(stream);
parentDatabaseObject.TimeStamp = baTimeStamp;
}
return 0;
}
else
{
Debug.Assert(false, "意外的节点类型");
}
}
for (int i = 0; i < children.Count; i++)
{
TreeNode treenode = children[i];
DatabaseObject child = new DatabaseObject();
child.Parent = parentDatabaseObject;
parentDatabaseObject.Children.Add(child);
int nRet = BuildMemoryTree(
treenode,
child,
out strError);
if (nRet == -1)
return -1;
}
return 0;
}