C# System.Xml.XmlDocument.SelectSingleNode方法代码示例

        public static ImageInfo toImgur(Bitmap bmp)
        {
            ImageConverter convert = new ImageConverter();
            byte[] toSend = (byte[])convert.ConvertTo(bmp, typeof(byte[]));
            using (WebClient wc = new WebClient())
            {
                NameValueCollection nvc = new NameValueCollection
                {
                    { "image", Convert.ToBase64String(toSend) }
                };
                wc.Headers.Add("Authorization", Imgur.getAuth());
                ImageInfo info = new ImageInfo();
                try  
                {
                    byte[] response = wc.UploadValues("https://api.imgur.com/3/upload.xml", nvc);
                    string res = System.Text.Encoding.Default.GetString(response);

                    var xmlDoc = new System.Xml.XmlDocument();
                    xmlDoc.LoadXml(res);
                    info.link = new Uri(xmlDoc.SelectSingleNode("data/link").InnerText);
                    info.deletehash = xmlDoc.SelectSingleNode("data/deletehash").InnerText;
                    info.id = xmlDoc.SelectSingleNode("data/id").InnerText;
                    info.success = true;
                }
                catch (Exception e)
                {
                    info.success = false;
                    info.ex = e;
                }
                return info;
            }
        }

        private static void SetNode(string cpath)
        {   
            System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
            doc.Load(cpath);
            Console.WriteLine("Adding to machine.config path: {0}", cpath);

            foreach (DataProvider dp in dataproviders)
            {
                System.Xml.XmlNode node = doc.SelectSingleNode("configuration/system.data/DbProviderFactories/add[@invariant=\"" + dp.invariant + "\"]");
                if (node == null)
                {
                    System.Xml.XmlNode root = doc.SelectSingleNode("configuration/system.data/DbProviderFactories");
                    node = doc.CreateElement("add");
                    System.Xml.XmlAttribute at = doc.CreateAttribute("name");
                    node.Attributes.Append(at);
                    at = doc.CreateAttribute("invariant");
                    node.Attributes.Append(at);
                    at = doc.CreateAttribute("description");
                    node.Attributes.Append(at);
                    at = doc.CreateAttribute("type");
                    node.Attributes.Append(at);
                    root.AppendChild(node);
                }
                node.Attributes["name"].Value = dp.name;
                node.Attributes["invariant"].Value = dp.invariant;
                node.Attributes["description"].Value = dp.description;
                node.Attributes["type"].Value = dp.type;
                Console.WriteLine("Added Data Provider node in machine.config.");
            }            

            doc.Save(cpath);
            Console.WriteLine("machine.config saved: {0}", cpath);
        }

        private void reload_Click(object sender, EventArgs e)
        {
            String firstNum, lastNum;

            // Gets the first 4 and last 4 numbers from the Selectionbox, and saves them to a variable
            firstNum = resolutionSelect.Text.Substring(0, 4);
            lastNum = resolutionSelect.Text.Substring(Math.Max(0, resolutionSelect.Text.Length - 4));

            // Removes any spaces from the above strings.
            firstNum = firstNum.Replace(" ", "");
            lastNum = lastNum.Replace(" ", "");

            // Loads the Application Settings XML file
            System.Xml.XmlDocument appConfigXML = new System.Xml.XmlDocument();
            System.Xml.XmlDocument serConfigXML = new System.Xml.XmlDocument();
            appConfigXML.Load(Game._path + "\\Content\\ApplicationSettings.xml");
            serConfigXML.Load(Game._path + "\\Content\\ServiceSettings.xml");

            // Sets the XML attributes to the current values of the editor
            appConfigXML.SelectSingleNode("//ScreenTitle").InnerText = windowTitleBox.Text;
            appConfigXML.SelectSingleNode("//FullScreen").InnerText = isFullScreen.Text;
            appConfigXML.SelectSingleNode("//ScreenWidth").InnerText = Convert.ToString(firstNum);
            appConfigXML.SelectSingleNode("//ScreenHeight").InnerText = Convert.ToString(lastNum);

            // Saves the Application Settings XML file
            appConfigXML.Save(Game._path + "\\Content\\ApplicationSettings.xml");
            serConfigXML.Save(Game._path + "\\Content\\ServiceSettings.xml");

            MessageBox.Show("Reload Application for changes to take effect");
            System.Diagnostics.Process.Start(Game._path + @"\\Devoxelation.exe");
            Application.Exit();
        }

        /// <summary>
        /// ��ȡ�������
        /// </summary>
        /// <param name="SiteID"></param>
        /// <returns></returns>
        public static string GetSmsCount(string SiteID)
        {
            string UserName = "";
            string Password = "";

            string mToUrl = "";	    //�������õ�url
            string mRtv = "";		//���õķ����ַ���

            string strSMSConfigPath = System.Web.HttpContext.Current.Server.MapPath("/Admin/Config/" + SiteID + "/SiteConfig.config");
            if (System.IO.File.Exists(strSMSConfigPath))
            {
                System.Xml.XmlDocument XDTop = new System.Xml.XmlDocument();
                XDTop.Load(strSMSConfigPath);

                UserName = XDTop.SelectSingleNode("DB/SMSConfig/SMSUserName").InnerText;
                Password = XDTop.SelectSingleNode("DB/SMSConfig/SMSPassword").InnerText;
            }

            // �û�����
            mToUrl = "http://www.139000.com/send/getfee.asp?name=" + UserName + "&pwd=" + Password;

            System.Net.HttpWebResponse rs = (System.Net.HttpWebResponse)System.Net.HttpWebRequest.Create(mToUrl).GetResponse();
            System.IO.StreamReader sr = new System.IO.StreamReader(rs.GetResponseStream(), System.Text.Encoding.Default);
            mRtv = sr.ReadToEnd();

            string[] arr = mRtv.Split(new char[] { '=', '&' });

            return arr[1];
        }

 public BG(string conffile)
     : this()
 {
     System.Xml.XmlDocument xmld = new System.Xml.XmlDocument();
     xmld.Load(conffile);
     this.prefix = xmld.SelectSingleNode("/root/instance/prefix").Attributes["val"].Value.ToString();
     this.rootDir = xmld.SelectSingleNode("/root/instance/rootDir").Attributes["val"].Value.ToString();
     Path.rootDir = this.rootDir;
 }

 private static double[] GetCoordinates(string location)
 {
     double[] result = new double[2];
     string url = "http://where.yahooapis.com/geocode?q=" +  location + "&appid=4m2kmJ3V34Gpe6hGVj8ORcMio3s44DgMDmyS8nKHNnf6PlZwjMcoluUBzwAVXGDG";
     System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
     doc.Load(url);
     result[0] = Convert.ToDouble(doc.SelectSingleNode("/ResultSet/Result/latitude").InnerText);
     result[1] = Convert.ToDouble(doc.SelectSingleNode("/ResultSet/Result/longitude").InnerText);
     return result;
 }

        public String Process(String ReqXml)
        {
            String ResXml = string.Empty;
            string ReqCode = string.Empty;
            try
            {
                com.individual.helper.LogNet4.WriteMsg(ReqXml);
                System.Xml.XmlDocument xmldoc = new System.Xml.XmlDocument();
                xmldoc.LoadXml(ReqXml);

                //待验证数据
                string MsgData = xmldoc.SelectSingleNode("JTW91G/MsgData").OuterXml;

                //数字签名
                string Signature = xmldoc.SelectSingleNode("JTW91G/SignData/Signature").InnerText;

                //RSA公钥
                string RsaPubKey = xmldoc.SelectSingleNode("JTW91G/SignData/RsaPubKey").InnerText;

                //请求指令
                ReqCode = xmldoc.SelectSingleNode("JTW91G/MsgData/ReqHeader/ReqCode").InnerText;

                if (com.individual.helper.RsaSha1Helper.verify(MsgData, RsaPubKey, Signature))
                {                    //系统类型
                    string OsType = xmldoc.SelectSingleNode("JTW91G/MsgData/ReqHeader/OsType").InnerText;
                    if (string.IsNullOrEmpty(OsType) || ("0" != OsType && "1" != OsType && "2" != OsType))
                    {
                        return GssResXml.GetResXml(ReqCode, ResCode.UL037, ResCode.UL037Desc, string.Format("<DataBody></DataBody>"));
                    }
                    //反射出具体的实现类
                    Type t = Type.GetType("JtwPhone.Code." + ReqCode);
                    //获取方法
                    System.Reflection.MethodInfo minfo = t.GetMethod("AnalysisXml");
                    //执行方法
                    ResXml = minfo.Invoke(System.Activator.CreateInstance(t), new Object[] { ReqXml }).ToString();
                }
                else //验证签名失败
                {
                    ResXml = GssResXml.GetResXml(ReqCode, ResCode.UL006, ResCode.UL006Desc, string.Format("<DataBody></DataBody>"));
                }

            }
            catch (Exception ex)
            {
                com.individual.helper.LogNet4.WriteErr(ex);

                //业务处理失败
                ResXml = GssResXml.GetResXml(ReqCode, ResCode.UL005, ResCode.UL005Desc, string.Format("<DataBody></DataBody>"));

            }
            return ResXml;
        }

        private void SettingsEditor_Load(object sender, EventArgs e)
        {
            // Loads the Application Settings XML file
            System.Xml.XmlDocument appConfigXML = new System.Xml.XmlDocument();
            System.Xml.XmlDocument serConfigXML = new System.Xml.XmlDocument();
            appConfigXML.Load(Game._path + "\\Content\\ApplicationSettings.xml");
            serConfigXML.Load(Game._path + "\\Content\\ServiceSettings.xml");

            // First Tab (Application Settings)
            windowTitleBox.Text = appConfigXML.SelectSingleNode("//ScreenTitle").InnerText;
            resolutionSelect.Text = appConfigXML.SelectSingleNode("//ScreenWidth").InnerText + " x " + appConfigXML.SelectSingleNode("//ScreenHeight").InnerText;
            isFullScreen.Text = Convert.ToString(appConfigXML.SelectSingleNode("//FullScreen").InnerText);
        }

        public Location GeocodeLocation(string address)
        {
            var url = "http://maps.googleapis.com/maps/api/geocode/xml?sensor=false&address=" + System.Web.HttpUtility.UrlEncode(address);

              var xmlString = _client.DownloadString(url);
              var xmlDoc = new System.Xml.XmlDocument();
              xmlDoc.LoadXml(xmlString);

              var loc = new Location();
              loc.Latitude = Double.Parse(xmlDoc.SelectSingleNode("//geometry/location/lat").InnerText, NumberFormatInfo.InvariantInfo);
              loc.Longitude = double.Parse(xmlDoc.SelectSingleNode("//geometry/location/lng").InnerText, NumberFormatInfo.InvariantInfo);

              return loc;
        }

        static void Main()
        {
            var xmlSearch = new System.Xml.XmlDocument();

            //select one of the above Query, Query1
            xmlSearch.Load(Query1);
            
            var query = xmlSearch.SelectSingleNode("/query");
            
            var author = query[Author].GetText();
            var title = query[Title].GetText();
            var isbn = query[ISBN].GetText();
         
            var dbContext = new BookstoreDbContext();

            var queryLogEntry = new SearchLogEntry
            {
                Date = DateTime.Now,
                QueryXml = query.OuterXml
            };

            var foundBooks = GenerateQuery(author, title, isbn, dbContext);

            dbContext.SearchLog.Add(queryLogEntry);
            dbContext.SaveChanges();

            PrintResult(foundBooks);
        }

        public static EmbeddedConfiguration GetConfigurationFromEmbeddedFile(string logicalConnectionName)
        {
            System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
            using (System.IO.Stream s = System.Reflection.Assembly.GetExecutingAssembly().GetManifestResourceStream("ITPCfSQL.Azure.CLR.Configuration.Connections.xml"))
            {
                doc.Load(s);
            }

            string query = "ConnectionList/Connection[LogicalName='" + logicalConnectionName + "']";

            //Microsoft.SqlServer.Server.SqlContext.Pipe.Send(query);

            System.Xml.XmlNode node = doc.SelectSingleNode(query);

            if (node == null)
                throw new ArgumentException("Cannot find \"" + logicalConnectionName + "\" logical connection. Are you sure you spelled it right?");

            try
            {
                return new EmbeddedConfiguration()
            {
                LogicalName = node.SelectSingleNode("LogicalName").InnerText,
                AccountName = node.SelectSingleNode("AccountName").InnerText,
                SharedKey = node.SelectSingleNode("SharedKey").InnerText,
                UseHTTPS = bool.Parse(node.SelectSingleNode("UseHTTPS").InnerText)
            };
            }
            catch (Exception exce)
            {
                throw new ArgumentException("There is an error in the configuration file. Some node is missing.", exce);
            }
        }

        public List<Queue> ListQueues(
            string prefix = null,
            bool IncludeMetadata = false,
            int timeoutSeconds = 0,
            Guid? xmsclientrequestId = null)
        {
            List<Queue> lQueues = new List<Queue>();
            string strNextMarker = null;
            do
            {
                string sRet = Internal.InternalMethods.ListQueues(UseHTTPS, SharedKey, AccountName, prefix, strNextMarker,
                    IncludeMetadata: IncludeMetadata, timeoutSeconds: timeoutSeconds, xmsclientrequestId: xmsclientrequestId);

                //Microsoft.SqlServer.Server.SqlContext.Pipe.Send("After Internal.InternalMethods.ListQueues = " + sRet);

                System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
                using (System.IO.StringReader sr = new System.IO.StringReader(sRet))
                {
                    doc.Load(sr);
                }

                foreach (System.Xml.XmlNode node in doc.SelectNodes("EnumerationResults/Queues/Queue"))
                {
                    lQueues.Add(Queue.ParseFromXmlNode(this, node));
                };

                strNextMarker = doc.SelectSingleNode("EnumerationResults/NextMarker").InnerText;

                //Microsoft.SqlServer.Server.SqlContext.Pipe.Send("strNextMarker == " + strNextMarker);

            } while (!string.IsNullOrEmpty(strNextMarker));

            return lQueues;
        }

        public int coverfromxml(MemoryStream xmlStream)
        {
            int answer = 0;
            try
            {
                System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
                xmlStream.Position = 0;
                doc.Load(xmlStream);
                System.Xml.XmlNode nderoot = doc.SelectSingleNode("/ComicInfo/Pages");
                if (nderoot != null)
                {
                    if (nderoot.ChildNodes.Count > 1)
                    { answer = Convert.ToInt16(nderoot.FirstChild.Attributes.GetNamedItem("Image").Value); }
                    answer = MultipleCovers(answer, nderoot);
                }
                else
                {
                    answer = -1;
                }

            }
            catch (Exception ex)
                {
                    Log.Instance.Write("XML Error! ", ex);
                    answer = -1;
                }
            return answer;
        }

        public void TestForAdminPackageOfWebDashboardIsEmpty()
        {
#if BUILD
            string configFile = System.IO.Path.Combine(System.IO.Directory.GetCurrentDirectory(), @"..\..\Project\Webdashboard\dashboard.config");
#else
            string configFile = System.IO.Path.Combine(System.IO.Directory.GetCurrentDirectory(), @"..\..\..\Webdashboard\dashboard.config");
#endif           

            Assert.IsTrue(System.IO.File.Exists(configFile), "Dashboard.config not found at {0}", configFile);

            System.Xml.XmlDocument xdoc = new System.Xml.XmlDocument();
            xdoc.Load(configFile);

            var adminPluginNode = xdoc.SelectSingleNode("/dashboard/plugins/farmPlugins/administrationPlugin");

            Assert.IsNotNull(adminPluginNode, "Admin package configuration not found in dashboard.config at {0}", configFile);

            var pwd = adminPluginNode.Attributes["password"];

            Assert.IsNotNull(pwd, "password attribute not defined in admin packackage in dashboard.config at {0}", configFile);

            Assert.AreEqual("", pwd.Value, "Password must be empty string, to force users to enter one. No default passwords allowed in distribution");


        }

        private void btnPublishFolder_Click(object sender, EventArgs e)
        {
            if (!String.IsNullOrEmpty(txtFolderPath.Text))
            {
                //To Publish Folder, add Data to XML
                System.Xml.XmlDocument objXmlDocument = new System.Xml.XmlDocument();
                // Load XML
                objXmlDocument.Load(@".\Data\PublishedFolders.xml");
                System.Xml.XmlNode objXmlNode = objXmlDocument.CreateNode(System.Xml.XmlNodeType.Element,"Folder", "Folder");

                // Attribute Name
                System.Xml.XmlAttribute objXmlAttribute = objXmlDocument.CreateAttribute("Name");
                objXmlAttribute.Value = "Carpeta";
                objXmlNode.Attributes.Append(objXmlAttribute);
                // Attribute Status
                objXmlAttribute = objXmlDocument.CreateAttribute("Status");
                objXmlAttribute.Value = "Enabled";
                objXmlNode.Attributes.Append(objXmlAttribute);
                // Attribute Path
                objXmlAttribute = objXmlDocument.CreateAttribute("Path");
                objXmlAttribute.Value = txtFolderPath.Text;
                objXmlNode.Attributes.Append(objXmlAttribute);

                // Add Node
                objXmlDocument.SelectSingleNode("/PublishedFolders").AppendChild(objXmlNode);
                // Update File
                objXmlDocument.Save(@".\Data\PublishedFolders.xml");

                // Refresh List
                LoadFolders();
            }
        }