设置备份

//Name: 设置备份
//Strokesplus.Net Version: 0.3.1.9+
//Author: f9y4ng#gmail.com
//声明变量
var rs = 0;
var info = "";
var t_files = [];
var f_config_main = "";
var f_config_backup = "";

//可以自定义
var SourceFolder = "D:\\Program Files\\StrokesPlus.net"; //定义StrokesPlus.net的安装目录
var BackupFolder = SourceFolder + "\\backup";   //定义备份文件夹目录
var n_range = 20; // 定义备份数量（将按时间倒序进行清理，仅保存最近的配置备份）

//下面代码如果你看不懂最好别动
var date = DateTime.Now.ToString("yyyy-MM-dd_HHmmss");
var p_SPlusNetMainFile = SourceFolder + "\\StrokesPlus.net.bin"
var p_SPlusNetBackupFile = BackupFolder + "\\StrokesPlus.net." + date + ".bin"

function BackupConfigFile() {
	// FUNCTIONS
	function tInsert(arr, str)
	{
		var size = arr.length;
		arr[size] = str;
		return arr;
	}

	function tReverse(arr)
	{
		for (i = 0; i < arr.length / 2; i++) {
			temp = arr[i];
			arr[i] = arr[arr.length - i - 1];
			arr[arr.length - i - 1] = temp;
		}
		return arr;
	}

	// GET FILES
	var MainFile = clr.System.IO.Directory.GetFiles(SourceFolder, "*.bin");
	var file = new FileInfo(MainFile[0]);
	var name = file.Name;
	var date_time = file.LastWriteTime;
	var size = file.Length;
	if (name == "StrokesPlus.net.bin")
	{
		f_config_main = date_time;
	}
	var files = clr.System.IO.Directory.GetFiles(BackupFolder);
	if (files.Length > 0) {
		for (var i = 0; i < files.Length; i++) {
			file = new FileInfo(files[i]);
			name = file.Name;
			date_time = file.LastWriteTime;
			var bsize = file.Length;
            var patt = /^StrokesPlus\.net\.[0-9-_]+\.bin$/ig;
			if (patt.test(name))
			{
				f_config_backup = date_time;
				bsize = bsize;
				tInsert(t_files, name);
			}
		}
	} else {
		f_config_backup = "null";
	}

	// BACKUP&CLEAN
	if (f_config_main != f_config_backup)
	{
		if(size != bsize)
		{
		File.Copy(p_SPlusNetMainFile, p_SPlusNetBackupFile);
		if (t_files.length >= n_range)
		{
			tReverse(t_files); // reverse table
			for (var i = (n_range - 1); i < t_files.length; i++) {
				File.Delete(BackupFolder + "\\" + t_files[i]);
			}
		}
		rs = 1;
		}
	}

	//NOTICE 
	if (rs == 1) {
		info = "设置文件备份完成！\n备份创建时间：" + DateTime.Now.ToString();
	} else {
		info = "设置文件无更新，无需新备份";
	}
	sp.ShowBalloonTip("备份", info, "Info", 5000);
}
//RUN BACKUP
BackupConfigFile();