public class Webconfig
{
private string XmlFilePath;
private XmlDocument xmldoc;
#region 构造函数
/// <summary>
/// 构造函数
/// </summary>
/// <param name="FilePath">配置文件的路径</param>
public Webconfig(string FilePath)
{
XmlFilePath = FilePath;
xmldoc = new XmlDocument();//新xml文档对象
if (File.Exists(XmlFilePath)) xmldoc.Load(XmlFilePath); //如果文件存在，则加载现有的xml文档
}
#endregion
#region 设置和获得AppSettings的值
/// <summary>
/// 获得AppSetting的值
/// </summary>
/// <param name="KeyName">节点名（key的值）</param>
/// <returns></returns>
public string AppSetting_Get(string KeyName)
{
XmlNodeList list = xmldoc.SelectNodes("/configuration/appSettings/add");
foreach (XmlNode node in list)
{
XmlElement xe = (XmlElement)node;
if (xe.GetAttribute("key") == KeyName) return xe.GetAttribute("value");
}
return "";
}
/// <summary>
/// appSettings下的配置字符串
/// </summary>
/// <param name="KeyName">key的值</param>
/// <param name="ValueString">value的值</param>
public void AppSetting_Set(string KeyName, string ValueString)
{
InitNode("/configuration/appSettings");
XmlNodeList list = xmldoc.SelectNodes("/configuration/appSettings/add");
if (ValueString == "")
{
ValueString = "Data Source=.;Initial Catalog=数据库名;uid=用户名;pwd=密码";
}
bool isexist = false;
foreach (XmlNode node in list)
{
XmlElement xe = (XmlElement)node;
if (xe.GetAttribute("key") == KeyName)
{
xe.SetAttribute("value", ValueString);
isexist = true;
}
}
if (!isexist)
{
XmlElement xe1 = xmldoc.CreateElement("add");
xe1.SetAttribute("key", KeyName);
xe1.SetAttribute("value", ValueString);
xmldoc.SelectSingleNode("/configuration/appSettings").AppendChild(xe1);
}
xmldoc.Save(XmlFilePath);
}
#endregion
#region httpModules下的配置字符串
public void httpModules_Set()
{
InitNode("/configuration/system.web/httpModules");
XmlNodeList list = xmldoc.SelectNodes("/configuration/system.web/httpModules/add");
bool isexist = false;
foreach (XmlNode node in list)
{
XmlElement xe = (XmlElement)node;
if (xe.GetAttribute("name") == "MyModule")
{
xe.SetAttribute("type", "Tools.Mymodule,Tools");
isexist = true;
}
}
if (!isexist)
{
XmlElement xe1 = xmldoc.CreateElement("add");
xe1.SetAttribute("name", "MyModule");
xe1.SetAttribute("type", "Tools.Mymodule,Tools");
xmldoc.SelectSingleNode("/configuration/system.web/httpModules").AppendChild(xe1);
}
xmldoc.Save(XmlFilePath);
}
#endregion
#region 设置sessionState的字符串
public void SessionState_Set()
{
InitNode("/configuration/system.web/sessionState");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/system.web/sessionState");
xe.SetAttribute("mode", "StateServer");
xe.SetAttribute("stateConnectionString", "tcpip=localhost:42424");
xe.SetAttribute("sqlConnectionString", "data source=127.0.0.1;Trusted_Connection=yes");
xe.SetAttribute("cookieless", "false");
xe.SetAttribute("timeout", "40");
xmldoc.Save(XmlFilePath);
}
#endregion
#region 设置httpRuntime的字符串
public void httpRuntime_Set()
{
InitNode("/configuration/system.web/httpRuntime");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/system.web/httpRuntime");
xe.SetAttribute("maxRequestLength", "2048000");
xe.SetAttribute("executionTimeout", "900");
xe.SetAttribute("useFullyQualifiedRedirectUrl", "true");
xe.SetAttribute("appRequestQueueLimit", "150");
xe.SetAttribute("minFreeThreads", "18");
xe.SetAttribute("minLocalRequestFreeThreads", "15");
xmldoc.Save(XmlFilePath);
}
#endregion
#region 设置customErrors的字符串
public void customErrors_Set()
{
InitNode("/configuration/system.web/customErrors");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/system.web/customErrors");
xe.SetAttribute("mode", "RemoteOnly");
xe.SetAttribute("redirectMode", "ResponseRewrite");
xe.SetAttribute("defaultRedirect", "~/一般错误提示.aspx");
XmlNodeList list = xe.ChildNodes;
bool[] isexist = { false, false };
foreach (XmlNode node in list)
{
XmlElement element = (XmlElement)node;
if (element.GetAttribute("statusCode") == "403")
{
element.SetAttribute("redirect", "~/无权限时的提示页面.aspx");
}
else if (element.GetAttribute("statusCode") == "403")
{
}
}
XmlElement xe1 = null;
if (isNodeExist(list, "statusCode", "403", ref xe1))
{
xe1.SetAttribute("redirect", "~/无权限时的提示页面.aspx");
}
else
{
xe1 = xmldoc.CreateElement("error");
xe1.SetAttribute("statusCode", "403");
xe1.SetAttribute("redirect", "~/无权限时的提示页面.aspx");
xe.AppendChild(xe1);
}
XmlElement xe2 = null;
if (isNodeExist(list, "statusCode", "404", ref xe2))
{
xe2.SetAttribute("redirect", "~/找不到时的提示页面.aspx");
}
else
{
xe2 = xmldoc.CreateElement("error");
xe2.SetAttribute("statusCode", "404");
xe2.SetAttribute("redirect", "~/找不到时的提示页面.aspx");
xe.AppendChild(xe2);
}
xmldoc.Save(XmlFilePath);
}
#endregion
#region 查询是否存在结点 isNodeExist
/// <summary>
/// 查询是否存在结点 isNodeExist
/// </summary>
/// <param name="list">节点列表</param>
/// <param name="AttrKey">属性键名</param>
/// <param name="AttrValue">属性值</param>
/// <param name="Element">引用的XmlElement值</param>
/// <returns></returns>
public bool isNodeExist(XmlNodeList list, string AttrKey, string AttrValue, ref XmlElement Element)
{
bool isExist = false;
foreach (XmlNode node in list)
{
XmlElement xe = (XmlElement)node;
if (xe.GetAttribute(AttrKey) == AttrValue)
{
isExist = true;
Element = xe;
break;
}
}
return isExist;
}
#endregion
#region 设置configSections下的log4net的字符串
public void configSections_Set_log4net()
{
InitNode("/configuration/configSections");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/configSections");
XmlNodeList list = xmldoc.SelectNodes("/configuration/configSections/section");
XmlElement Log4Net=null;
if (isNodeExist(list, "name", "log4net", ref Log4Net))
{
Log4Net.SetAttribute("type", "log4net.Config.Log4NetConfigurationSectionHandler, log4net");
}
else
{
Log4Net = xmldoc.CreateElement("section");
Log4Net.SetAttribute("name","log4net");
Log4Net.SetAttribute("type", "log4net.Config.Log4NetConfigurationSectionHandler, log4net");
xe.InsertBefore(Log4Net,xe.FirstChild);//在xe节点下插入子节点，插在最前
}
xmldoc.Save(XmlFilePath);
}
#endregion
#region 设置log4net的字符串
public void log4net_Set()
{
XmlComment xc;
InitNode("/configuration/log4net");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/log4net");
xc = xmldoc.CreateComment("在 Global类中Application_Start函数中加入 log4net.Config.XmlConfigurator.Configure();");
xe.AppendChild(xc);
xc = xmldoc.CreateComment("用之前得到对象： private ILog logger = LogManager.GetLogger(typeof(类名));");
xe.AppendChild(xc);
XmlElement xe2;
string logNodePath = "/configuration/log4net/appender";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("name","RollingLogFileAppender");
xe2.SetAttribute("type", "log4net.Appender.RollingFileAppender");
logNodePath = "/configuration/log4net/appender/file";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "Log4net.log");
logNodePath = "/configuration/log4net/appender/appendToFile";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "true");
logNodePath = "/configuration/log4net/appender/maxSizeRollBackups";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "10");
logNodePath = "/configuration/log4net/appender/maximumFileSize";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "1024KB");
logNodePath = "/configuration/log4net/appender/rollingStyle";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "Size");
logNodePath = "/configuration/log4net/appender/staticLogFileName";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "true");
logNodePath = "/configuration/log4net/appender/layout";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("type", "log4net.Layout.PatternLayout");
logNodePath = "/configuration/log4net/appender/layout/conversionPattern";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value", "%date [%thread] %-5level %logger - %message%newline");
InitNode("/configuration/log4net/root");
logNodePath = "/configuration/log4net/root/level";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("value","DEBUG");
logNodePath = "/configuration/log4net/root/appender-ref";
InitNode(logNodePath);
xe2 = (XmlElement)xmldoc.SelectSingleNode(logNodePath);
xe2.SetAttribute("ref", "RollingLogFileAppender");
xmldoc.Save(XmlFilePath);
}
#endregion
#region 设置system.web下的identity的字符串
public void identity_Set()
{
InitNode("/configuration/system.web/identity");
XmlElement xe = (XmlElement)xmldoc.SelectSingleNode("/configuration/system.web/identity");
xe.SetAttribute("impersonate", "true");
xmldoc.Save(XmlFilePath);
}
#endregion
#region 初始化全部路径
/// <summary>
/// 初始化全部路径
/// </summary>
/// <param name="FilePath">内部为Xml格式的文件路径</param>
/// <param name="NodePath">相对于根的节点路径</param>
/// <returns>提示信息，ok为成功</returns>
public string InitNode(string NodePath)
{
string Result = "ok";
string[] nodes = NodePath.Trim('/').Split('/');
XmlNode node = xmldoc.SelectSingleNode(NodePath.TrimEnd('/'));
if (node == null) //如果不存在，则要创建和保存
{
XmlNode nodeParent;
XmlNode nodeTemp;
XmlElement ElementNew;
string tempPath = "";//当前节点路径
string parentPath = "";//父节点路径
for (int i = 0; i < nodes.Length; i++)
{
tempPath += "/" + nodes[i];
nodeTemp = xmldoc.SelectSingleNode(tempPath);
if (nodeTemp == null)
{
ElementNew = xmldoc.CreateElement(nodes[i]);
if (parentPath == "")
{
if (xmldoc.HasChildNodes)
{
Result = "此文档已有根结点，不能再创建一个根结点！";
return Result;
}
else xmldoc.AppendChild(ElementNew);
}
else
{
nodeParent = xmldoc.SelectSingleNode(parentPath);
nodeParent.AppendChild(ElementNew);
}
}
parentPath = tempPath;
}
xmldoc.Save(XmlFilePath);
}
return Result;
}
#endregion
}
