public class XMLOperator
{
//宣告一個XmlDocument空物件
protected XmlDocument XmlDoc = new XmlDocument();
/// <summary>
/// 建構函式，匯入Xml檔案
/// </summary>
/// <param name="xmlFile">檔案虛擬路徑</param>
public XMLOperator(string xmlFile)
{
try
{
XmlDoc.Load(xmlFile); //載入Xml文件
}
catch (System.Exception ex)
{
throw ex;
}
}
/// <summary>
/// 解構函式
/// </summary>
~XMLOperator()
{
XmlDoc = null; //釋放XmlDocument物件
}
/// <summary>
/// 儲存檔案
/// </summary>
/// <param name="filePath">檔案虛擬路徑</param>
public void Save(string filePath)
{
try
{
XmlDoc.Save(filePath);
}
catch (System.Exception ex)
{
throw ex;
}
}
/// <summary>
/// 返回Xml檔案實際路徑
/// </summary>
/// <param name="xmlFile">檔案虛擬路徑</param>
/// <returns></returns>
public string GetXmlFilePath(string xmlFile)
{
return HttpContext.Current.Server.MapPath(xmlFile);
}
/// <summary>
/// 屬性查詢，返回屬性值
/// </summary>
/// <param name="XmlPathNode">屬性所在的節點</param>
/// <param name="Attrib">屬性</param>
/// <returns></returns>
public string SelectAttrib(string XmlPathNode, string Attrib)
{
string _strNode = "";
try
{
_strNode = XmlDoc.SelectSingleNode(XmlPathNode).Attributes[Attrib].Value;
}
catch
{ }
return _strNode;
}
/// <summary>
/// 節點查詢，返回節點值
/// </summary>
/// <param name="XmlPathNode">節點的路徑</param>
/// <returns></returns>
public string SelectNodeText(string XmlPathNode)
{
string _nodeTxt = XmlDoc.SelectSingleNode(XmlPathNode).InnerText;
if (_nodeTxt == null || _nodeTxt == "")
return "";
else
return _nodeTxt;
}
/// <summary>
/// 節點值查詢判斷
/// </summary>
/// <param name="XmlPathNode">父節點</param>
/// <param name="index">節點索引</param>
/// <param name="NodeText">節點值</param>
/// <returns></returns>
public bool SelectNode(string XmlPathNode, int index, string NodeText)
{
try
{
XmlNodeList _NodeList = XmlDoc.SelectNodes(XmlPathNode);
//迴圈遍歷節點，查詢是否存在該節點
for (int i = 0; i < _NodeList.Count; i++)
{
if (_NodeList[i].ChildNodes[index].InnerText == NodeText)
{
return true;
}
}
}
catch
{
}
return false;
}
/// <summary>
/// 獲取子節點個數
/// </summary>
/// <param name="XmlPathNode">父節點</param>
/// <returns></returns>
public int NodeCount(string XmlPathNode)
{
int i = 0;
try
{
i = XmlDoc.SelectSingleNode(XmlPathNode).ChildNodes.Count;
}
catch
{
i = 0;
}
return i;
}
/// <summary>
/// 更新一個節點的內容
/// </summary>
/// <param name="XmlPathNode">節點的路徑</param>
/// <param name="Content">新的節點值</param>
/// <returns></returns>
public bool UpdateNode(string XmlPathNode, string NodeContent)
{
try
{
XmlDoc.SelectSingleNode(XmlPathNode).InnerText = NodeContent;
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 更新N個節點值
/// </summary>
/// <param name="XmlParentNode">父節點</param>
/// <param name="XmlNode">子節點</param>
/// <param name="NodeContent">子節點內容</param>
/// <returns></returns>
public bool UpdateNode(string XmlParentNode, string[] XmlNode, string[] NodeContent)
{
try
{
//根據節點陣列迴圈修改節點值
for (int i = 0; i < XmlNode.Length; i++)
{
XmlDoc.SelectSingleNode(XmlParentNode + "/" + XmlNode[i]).InnerText = NodeContent[i];
}
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 修改屬性
/// </summary>
/// <param name="XmlPathNode">屬性所在的節點</param>
/// <param name="Attrib">屬性名</param>
/// <param name="Content">屬性值</param>
/// <returns></returns>
public bool UpdateAttrib(string XmlPathNode, string Attrib, string AttribContent)
{
try
{
//修改屬性值
XmlDoc.SelectSingleNode(XmlPathNode).Attributes[Attrib].Value = AttribContent;
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 新增屬性
/// </summary>
/// <param name="MainNode">屬性所在節點</param>
/// <param name="Attrib">屬性名</param>
/// <param name="AttribContent">屬性值</param>
/// <returns></returns>
public bool InsertAttrib(string MainNode, string Attrib, string AttribContent)
{
try
{
XmlElement objNode = (XmlElement)XmlDoc.SelectSingleNode(MainNode); //強制轉化成XmlElement物件
objNode.SetAttribute(Attrib, AttribContent); //XmlElement物件新增屬性方法
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 插入一個節點，帶N個子節點
/// </summary>
/// <param name="MainNode">插入節點的父節點</param>
/// <param name="ChildNode">插入節點的元素名</param>
/// <param name="Element">插入節點的子節點名陣列</param>
/// <param name="Content">插入節點的子節點內容陣列</param>
/// <returns></returns>
public bool InsertNode(string MainNode, string ChildNode, string[] Element, string[] Content)
{
try
{
XmlNode objRootNode = XmlDoc.SelectSingleNode(MainNode); //宣告XmlNode物件
XmlElement objChildNode = XmlDoc.CreateElement(ChildNode); //建立XmlElement物件
objRootNode.AppendChild(objChildNode);
for (int i = 0; i < Element.Length; i++) //迴圈插入節點元素
{
XmlElement objElement = XmlDoc.CreateElement(Element[i]);
objElement.InnerText = Content[i];
objChildNode.AppendChild(objElement);
}
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 刪除一個節點
/// </summary>
/// <param name="Node">要刪除的節點</param>
/// <returns></returns>
public bool DeleteNode(string Node)
{
try
{
//XmlNode的RemoveChild方法來刪除節點及其所有子節點
XmlDoc.SelectSingleNode(Node).ParentNode.RemoveChild(XmlDoc.SelectSingleNode(Node));
return true;
}
catch
{
return false;
}
}
}