HospitalBrowser/BrowserUpdate/prBrowserUpdate/MainForm.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Net;
using System.Threading;
using System.Windows.Forms;
using System.Xml.Linq;

namespace prBrowserUpdate
{
	public class MainForm : Form
	{
		public string currentPath = "";

		public string serverPath = "";

		public string serverFTPName = "RKFTP";

		public string serverFTPPassword = "pryk@2020";

		public string ftpDefaultFolder = "browser";

		private IContainer components;

		private Label label3;

		private Button BtnUpdate;

		private Button BtnCancel;

		private Label labelUpdateFile;

		public MainForm()
		{
			InitializeComponent();
		}

		private void MainForm_Load(object sender, EventArgs e)
		{
			getPath();
		}

		private void getPath()
		{
			currentPath = AppDomain.CurrentDomain.BaseDirectory;
			serverPath = getXMLValue("prBrowser.exe.config", "UpdateUrl");
		}

		private string getVersion(string path)
		{
			string version = "";
			try
			{
				FileVersionInfo file = FileVersionInfo.GetVersionInfo(path);
				return $"{file.FileMajorPart}.{file.FileMinorPart}.{file.FileBuildPart}.{file.FilePrivatePart}";
			}
			catch
			{
				return "";
			}
		}

		private string getXMLValue(string path, string attr)
		{
			string xmlValue = "";
			foreach (XElement item in XDocument.Load(path).Root.Element("appSettings").Elements())
			{
				if (item.Attribute("key").Value == attr)
				{
					xmlValue = item.Attribute("value").Value;
				}
			}
			return xmlValue;
		}

		private void BtnCancel_Click(object sender, EventArgs e)
		{
			this.Close();
            //Application.Exit();
        }

		private void BtnUpdate_Click(object sender, EventArgs e)
		{
			UpdateApp();
			BtnUpdate.Enabled = false;
		}

		/// <summary>
		/// 更新应用程序
		/// </summary>
		private void UpdateApp()
		{
			if (getUpdateList() != "0")
			{
				return;
			}
			DirectoryInfo directoryInfo = new DirectoryInfo(currentPath + "UpdateList\\");
			string latestFileName = "";
			FileInfo[] files = directoryInfo.GetFiles();
			for (int i = 0; i < files.Length; i++)
			{
				latestFileName = files[i].FullName;
			}
			if (latestFileName == "")
			{
				return;
			}
			IEnumerable<XElement> enumerable = XDocument.Load(latestFileName).Root.Element("list").Elements();
			string message = "";
			foreach (XElement item in enumerable)
			{
				string itemKey = item.Attribute("key").Value;
				string itemValue = item.Attribute("value").Value;
				string serverItemValue = itemValue;
				serverItemValue = ((!(serverItemValue == "")) ? ("/" + serverItemValue) : "/");
				string localPath = currentPath + itemValue;
				string uri = serverPath + ftpDefaultFolder + serverItemValue.Replace("\\", "/");
				message = DownLoad(localPath, itemKey, uri, serverFTPName, serverFTPPassword);
				if (message == "0")
				{
					setUpdateFile(currentPath + itemValue + itemKey);
					continue;
				}
				break;
			}
			if (message == "0")
			{
				MessageBox.Show("更新完成");

				//完全退出，再次进入	QY
				System.Environment.Exit(0);

				ExecuteAsAdmin("prBrowser.exe");
				//Environment.Exit(0);
			}
			else
			{
				MessageBox.Show(message);
			}
		}

		/// <summary>
		/// 获取更新列表
		/// </summary>
		/// <returns></returns>
		private string getUpdateList()
		{
			string message = "0";
			try
			{
				string uri = serverPath + ftpDefaultFolder + "/UpdateList/";
				FtpWebRequest obj = (FtpWebRequest)WebRequest.Create(new Uri(uri));
				obj.Credentials = new NetworkCredential(serverFTPName, serverFTPPassword);
				obj.Method = "LIST";
				WebResponse response = obj.GetResponse();
				StreamReader reader = new StreamReader(response.GetResponseStream());
				for (string line = reader.ReadLine(); line != null; line = reader.ReadLine())
				{
					if (!line.Contains("<DIR>"))
					{
						string msg = line.Substring(39).Trim();
						string rtn = DownLoad(currentPath + "UpdateList\\", msg, uri, serverFTPName, serverFTPPassword);
						if (rtn != "0")
						{
							message = rtn;
							break;
						}
					}
				}
				reader.Close();
				response.Close();
				return message;
			}
			catch (Exception ex)
			{
				return ex.Message;
			}
		}

		private void delUpdateList()
		{
			new DirectoryInfo(currentPath + "UpdateList\\").Delete(recursive: true);
		}

		public void setUpdateFile(string fileName)
		{
			labelUpdateFile.Text = fileName;
			labelUpdateFile.Refresh();
			label3.Refresh();
			BtnUpdate.Refresh();
			BtnCancel.Refresh();
		}

		/// <summary>
		/// 下载方法
		/// </summary>
		/// <param name="filePath">文件地址</param>
		/// <param name="fileName">文件名</param>
		/// <param name="ftpPath">网络FTP地址</param>
		/// <param name="ftpUserName">用户名</param>
		/// <param name="ftpPassWord">密码</param>
		/// <returns></returns>
		private string DownLoad(string filePath, string fileName, string ftpPath, string ftpUserName, string ftpPassWord)
		{
			try
			{
				if (!Directory.Exists(filePath))
				{
					Directory.CreateDirectory(filePath);
				}
				FileStream outputStream = new FileStream(filePath + fileName, FileMode.Create);
				FtpWebRequest obj = (FtpWebRequest)WebRequest.Create(new Uri(ftpPath + fileName));
				obj.Method = "RETR";
				obj.Credentials = new NetworkCredential(ftpUserName, ftpPassWord);
				obj.UseBinary = true;
				FtpWebResponse response = (FtpWebResponse)obj.GetResponse();
				Stream ftpStream = response.GetResponseStream();
				_ = response.ContentLength;
				int bufferSize = 2048;
				byte[] buffer = new byte[bufferSize];
				for (int readCount = ftpStream.Read(buffer, 0, bufferSize); readCount > 0; readCount = ftpStream.Read(buffer, 0, bufferSize))
				{
					outputStream.Write(buffer, 0, readCount);
				}
				ftpStream.Close();
				outputStream.Close();
				response.Close();
				return "0";
			}
			catch (Exception ex)
			{
				return ex.Message;
			}
		}

		public string FTPDownLoad(string filePath, string fileName, string ftpPath, string RequedstPath, string ftpUserName, string ftpPassWord)
		{
			try
			{
				string uri = ftpPath + RequedstPath;
				FtpWebRequest obj = (FtpWebRequest)WebRequest.Create(new Uri(uri));
				obj.Credentials = new NetworkCredential(ftpUserName, ftpPassWord);
				obj.Method = "LIST";
				WebResponse response = obj.GetResponse();
				StreamReader reader = new StreamReader(response.GetResponseStream());
				string line = reader.ReadLine();
				while (line != null)
				{
					if (line.Contains("web.config") || line.Contains("debug.log") || line.Contains("prBrowser.exe.config"))
					{
						line = reader.ReadLine();
						continue;
					}
					if (!line.Contains("<DIR>"))
					{
						string msg = line.Substring(39).Trim();
						setUpdateFile(filePath + msg);
						if (!(DownLoad(filePath, msg, uri + "/", ftpUserName, ftpPassWord) == "0"))
						{
						}
					}
					else
					{
						string msg2 = line.Substring(line.LastIndexOf("<DIR>") + 5).Trim();
						if (msg2 != "log")
						{
							FTPDownLoad(filePath + msg2 + "/", "", uri + "/", msg2, ftpUserName, ftpPassWord);
						}
					}
					line = reader.ReadLine();
				}
				reader.Close();
				response.Close();
				return "0";
			}
			catch (Exception ex)
			{
				return ex.Message;
			}
		}

		public void ExecuteAsAdmin(string fileName)
		{
			Process process = new Process();
			process.StartInfo.FileName = fileName;
			process.StartInfo.UseShellExecute = true;
			process.StartInfo.Verb = "runas";
			process.Start();
		}

		private void BtnUpdateDelay(object sender, EventArgs e)
		{
			Thread.Sleep(1000);
			UpdateApp();
			BtnUpdate.Enabled = false;
		}

		protected override void Dispose(bool disposing)
		{
			if (disposing && components != null)
			{
				components.Dispose();
			}
			base.Dispose(disposing);
		}

		private void InitializeComponent()
		{
			System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(prBrowserUpdate.MainForm));
			label3 = new System.Windows.Forms.Label();
			BtnUpdate = new System.Windows.Forms.Button();
			BtnCancel = new System.Windows.Forms.Button();
			labelUpdateFile = new System.Windows.Forms.Label();
			SuspendLayout();
			label3.AutoSize = true;
			label3.Location = new System.Drawing.Point(33, 50);
			label3.Name = "label3";
			label3.Size = new System.Drawing.Size(77, 12);
			label3.TabIndex = 2;
			label3.Text = "更新中......";
			BtnUpdate.Location = new System.Drawing.Point(104, 163);
			BtnUpdate.Name = "BtnUpdate";
			BtnUpdate.Size = new System.Drawing.Size(75, 23);
			BtnUpdate.TabIndex = 5;
			BtnUpdate.Text = "更新";
			BtnUpdate.UseVisualStyleBackColor = true;
			BtnUpdate.Click += new System.EventHandler(BtnUpdate_Click);
			BtnCancel.Location = new System.Drawing.Point(283, 163);
			BtnCancel.Name = "BtnCancel";
			BtnCancel.Size = new System.Drawing.Size(75, 23);
			BtnCancel.TabIndex = 6;
			BtnCancel.Text = "退出";
			BtnCancel.UseVisualStyleBackColor = true;
			BtnCancel.Click += new System.EventHandler(BtnCancel_Click);
			labelUpdateFile.Location = new System.Drawing.Point(33, 72);
			labelUpdateFile.Name = "labelUpdateFile";
			labelUpdateFile.Size = new System.Drawing.Size(408, 65);
			labelUpdateFile.TabIndex = 7;
			base.AutoScaleDimensions = new System.Drawing.SizeF(6f, 12f);
			base.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
			base.ClientSize = new System.Drawing.Size(478, 243);
			base.Controls.Add(labelUpdateFile);
			base.Controls.Add(BtnCancel);
			base.Controls.Add(BtnUpdate);
			base.Controls.Add(label3);
			base.Icon = (System.Drawing.Icon)resources.GetObject("$this.Icon");
			base.Name = "MainForm";
			base.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			Text = "更新";
			base.Load += new System.EventHandler(MainForm_Load);
			base.Shown += new System.EventHandler(BtnUpdateDelay);
			ResumeLayout(false);
			PerformLayout();
		}
	}
}