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385 lines
12 KiB
385 lines
12 KiB
4 years ago
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using UnityEngine;
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using System.Collections;
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using System;
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using System.Xml;
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using System.IO;
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using System.Text;
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using System.Security.Cryptography;
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using System.Security.Cryptography.Xml;
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public class CheckDateUseful : MonoBehaviour {
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private bool IsQuit = false;
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private bool IsShowTips = false;
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// Use this for initialization
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private DateTime t1, t2, t11;
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string original_filepath = "";
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string encode_filepath = "";
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string decode_filepath = "";
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private int time_days = 30;//有效期30天
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// Use this for initialization
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void Start()
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{
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DontDestroyOnLoad(gameObject);
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t2 = DateTime.Now;
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t1 = DateTime.Now;
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tipStyle = new GUIStyle();
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tipStyle.fontSize = 40;
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tipStyle.normal.textColor = Color.red;
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original_filepath = Application.dataPath + @"/StreamingAssets/xml/Validity.xml";
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encode_filepath = Application.dataPath + @"/StreamingAssets/xml/enValidity.xml";
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decode_filepath = Application.dataPath + @"/StreamingAssets/xml/deValidity.xml";
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ControlXML();
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}
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string appid = "AXKC";
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bool useFul = true;
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DateTime RegistrationDate;
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DateTime LastUseTime;
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public DateTime GetRegistrationDate(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "RegistrationDate")
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{
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return Convert.ToDateTime(elem.InnerText);
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}
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}
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}
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return DateTime.Now;
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}
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public DateTime GetLastUseTime(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "LastUseTime")
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{
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return Convert.ToDateTime(elem.InnerText);
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}
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}
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}
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return DateTime.Now;
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}
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public void SetLastUseTime(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "LastUseTime")
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{
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elem.InnerText = Convert.ToString(DateTime.Now);
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}
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}
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xmlDoc.Save(filepath);
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}
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}
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public bool GetUseful(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "Useful")
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{
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return Convert.ToBoolean(elem.InnerText);
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}
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}
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}
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return false;
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}
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public void SetUsefulFalse(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "Useful")
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{
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elem.InnerText = Convert.ToString(false);
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}
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}
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xmlDoc.Save(filepath);
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}
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}
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public void FirstSetXML(string filepath)
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{
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if (File.Exists(filepath))
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{
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XmlDocument xmlDoc = new XmlDocument();
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xmlDoc.Load(filepath);
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XmlNode root = xmlDoc.SelectSingleNode("assets");
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XmlNodeList nodeList = root.ChildNodes;
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foreach (XmlElement elem in nodeList)
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{
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if (elem.Name == "Useful")
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{
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elem.InnerText = Convert.ToString(true);
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}
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if (elem.Name == "FirstExecute")
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{
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elem.InnerText = Convert.ToString(true);
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}
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if (elem.Name == "RegistrationDate")
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{
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elem.InnerText = Convert.ToString(DateTime.Now);
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}
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if (elem.Name == "OverTime")
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{
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}
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if (elem.Name == "LastUseTime")
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{
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elem.InnerText = Convert.ToString(DateTime.Now);
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}
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}
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xmlDoc.Save(filepath);
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}
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}
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private GUIStyle tipStyle;
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private int timer = 5;
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string tips = "试用期已到,";
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void OnGUI()
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{
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if (IsQuit)
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{
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t2 = DateTime.Now;
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if (t2 - t11 > new TimeSpan(0, 0, 1))
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{
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if (timer > 0)
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timer--;
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t11 = t2;
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}
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GUI.Label(new Rect(Screen.width / 2 - 150, Screen.height / 2 - 75, 300, 150), tips + timer + "秒后退出！", tipStyle);
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// Debug.LogError(tips);
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if (t2 - t1 > new TimeSpan(0, 0, 5))
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{
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Debug.Log("程序退出！");
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Application.Quit();
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}
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}
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if (IsShowTips)
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{
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t2 = DateTime.Now;
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if (t2 - t11 > new TimeSpan(0, 0, 1))
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{
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if (timer > 0)
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timer--;
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t11 = t2;
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}
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//GUI.Label(new Rect(Screen.width / 2 - 150, Screen.height / 2 - 75, 300, 150), tips + timer + "秒后关闭提示！", tipStyle);
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Debug.LogWarning(tips);
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if (t2 - t1 > new TimeSpan(0, 0, 3))
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{
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IsShowTips = false;
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}
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}
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}
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// Update is called once per frame
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//xml文件加密解密
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void ControlXML()
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{
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if (File.Exists(original_filepath))//如果找到原始文件，证明这次是第一次运行该程序，配置文件数据更新并生成加密文件
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{
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FirstSetXML(original_filepath);
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GenerateEncodeXML1(original_filepath);
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}
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else
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{
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if (File.Exists(encode_filepath))
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{
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fileDcryption(encode_filepath);
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if (File.Exists(decode_filepath))
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{
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CheckUseful();
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GenerateEncodeXML1(decode_filepath);
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File.Delete(decode_filepath);
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}
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}
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else
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{
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tips = "未检测到配置文件,";
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IsQuit = true;
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IsShowTips = false;
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return;
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}
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}
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}
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void CheckUseful()
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{
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useFul = GetUseful(decode_filepath);
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if (!useFul)
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{
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tips = "试用期已到,";
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IsQuit = true;
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IsShowTips = false;
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return;
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}
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LastUseTime = GetLastUseTime(decode_filepath);//上一次使用的时间
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if (DateTime.Now < LastUseTime)
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{
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tips = "检测到时间不匹配，";
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SetUsefulFalse(decode_filepath);
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IsQuit = true;
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IsShowTips = false;
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return;
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}
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RegistrationDate = GetRegistrationDate(decode_filepath);//注册时间
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TimeSpan span = DateTime.Now.Subtract(RegistrationDate);
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int days = Math.Abs(span.Days);
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if (days <= time_days)
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{
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tips = "试用期还剩" + (time_days - days).ToString() + "天,";
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IsShowTips = true;
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IsQuit = false;
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SetLastUseTime(decode_filepath);
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}
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else
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{
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tips = "试用期结束，";
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SetUsefulFalse(decode_filepath);
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IsQuit = true;
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IsShowTips = false;
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return;
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}
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}
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IEnumerator GenerateEncodeXML()
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{
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yield return new WaitForSeconds(1.0f);
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fileEncryption(original_filepath, "assets");
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if (File.Exists(encode_filepath))
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{
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File.Delete(original_filepath);
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}
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}
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void GenerateEncodeXML1(string filepath)
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{
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fileEncryption(filepath, "assets");
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if (File.Exists(encode_filepath))
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{
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File.Delete(filepath);
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}
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}
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//加密xml文件
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private void Encrypt(XmlDocument doc, string ElementName, SymmetricAlgorithm key)
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{
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XmlElement elementEncrypt = doc.GetElementsByTagName(ElementName)[0] as XmlElement;
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EncryptedXml eXml = new EncryptedXml();
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byte[] encryptElement = eXml.EncryptData(elementEncrypt, key, false);//
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EncryptedData edElement = new EncryptedData();
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edElement.Type = EncryptedXml.XmlEncElementUrl;
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string encryptionMethod = null;
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if (key is TripleDES)
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{
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encryptionMethod = EncryptedXml.XmlEncTripleDESUrl;
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}
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else if (key is DES)
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{
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encryptionMethod = EncryptedXml.XmlEncDESUrl;
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}
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if (key is Rijndael)
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{
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switch (key.KeySize)
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{
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case 128:
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encryptionMethod = EncryptedXml.XmlEncAES128Url;
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break;
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case 192:
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encryptionMethod = EncryptedXml.XmlEncAES192Url;
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break;
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case 256:
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encryptionMethod = EncryptedXml.XmlEncAES256Url;
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break;
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}
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}
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edElement.EncryptionMethod = new EncryptionMethod(encryptionMethod);
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edElement.CipherData.CipherValue = encryptElement;
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EncryptedXml.ReplaceElement(elementEncrypt, edElement, false);
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}
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//XML文件解密
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private void Decrypt(XmlDocument doc, SymmetricAlgorithm Alg)
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{
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XmlElement encryptedElement = doc.GetElementsByTagName("EncryptedData")[0] as XmlElement;
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EncryptedData edElement = new EncryptedData();
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edElement.LoadXml(encryptedElement);
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EncryptedXml exml = new EncryptedXml();
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byte[] rgbOutput = exml.DecryptData(edElement, Alg);
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exml.ReplaceData(encryptedElement, rgbOutput);
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}
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//举例，对某个XML文件加密
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private void fileEncryption(string filename,string ElementName)
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{
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RijndaelManaged key = new RijndaelManaged();
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//设置密钥：key为32位=数字或字母16个=汉子8个
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byte[] byteKey = Encoding.Unicode.GetBytes("1111111111111111");
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key.Key = byteKey;
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XmlDocument xmldoc = new XmlDocument();
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xmldoc.PreserveWhitespace = true;
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xmldoc.Load(filename);//想要加密的xml文件
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Encrypt(xmldoc, ElementName, key);//需要加密的节点
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if (key != null)
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{
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key.Clear();
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}
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xmldoc.Save(encode_filepath);//生成加密后的xml文件
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}
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//举例，对某个xml文件解密
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private void fileDcryption(string filename)
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{
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RijndaelManaged key = new RijndaelManaged();
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byte[] byteKey = Encoding.Unicode.GetBytes("1111111111111111");
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key.Key = byteKey;
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XmlDocument xmldoc = new XmlDocument();
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xmldoc.PreserveWhitespace = true;
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xmldoc.Load(encode_filepath);//加载要解密的xml文件
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Decrypt(xmldoc, key);
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if (key != null)
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{
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key.Clear();
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}
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xmldoc.Save(decode_filepath);//生成解密后的文件
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}
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}
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