filepathhelper.cs

破解的飞信源代码

namespace Imps.Utils
{
    using System;
    using System.Collections.Generic;
    using System.IO;
    using System.Text.RegularExpressions;
    using System.Windows.Forms;

    public static class FilePathHelper
    {
        public const string ConfigPatternAppBaseDir = "AppBase";
        public const string ConfigPatternAppData = "AppData";
        public const string ConfigPatternComAppData = "ComAppData";

        public static string GetPathWithEnvVar(string path)
        {
            MatchCollection matchs = new Regex(@"%\w*%").Matches(path);
            Dictionary<string, string> dictionary = new Dictionary<string, string>();
            for (int i = 0; i < matchs.Count; i++)
            {
                string text = matchs[i].Value;
                string variable = text.Substring(1, text.Length - 2);
                string appBaseDir = "";
                switch (variable)
                {
                    case "AppBase":
                        appBaseDir = AppBaseDir;
                        break;

                    case "ComAppData":
                        appBaseDir = Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData);
                        break;

                    case "AppData":
                        appBaseDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
                        break;

                    default:
                        appBaseDir = Environment.GetEnvironmentVariable(variable);
                        if (appBaseDir == null)
                        {
                            appBaseDir = "";
                        }
                        break;
                }
                if ((appBaseDir.Length > 0) && (appBaseDir[appBaseDir.Length - 1] == '\\'))
                {
                    appBaseDir = appBaseDir.Substring(0, appBaseDir.Length - 1);
                }
                dictionary.Add(text, appBaseDir);
            }
            Dictionary<string, string>.KeyCollection.Enumerator enumerator = dictionary.get_Keys().GetEnumerator();
            try
            {
                while (enumerator.MoveNext())
                {
                    string oldValue = enumerator.get_Current();
                    path = path.Replace(oldValue, dictionary.get_Item(oldValue).ToString());
                }
            }
            finally
            {
                enumerator.Dispose();
            }
            return path.Replace(@"\\", @"\");
        }

        public static void MakeSureFilePathExists(string filePath)
        {
            if (((filePath != null) && (filePath.Length > 0)) && (filePath.LastIndexOf('\\')++ > 0))
            {
                int length;
                if (length < filePath.Length)
                {
                    filePath = filePath.Substring(0, length);
                }
                if (!Directory.Exists(filePath))
                {
                    Directory.CreateDirectory(filePath);
                }
            }
        }

        public static string AppBaseDir
        {
            get
            {
                return Path.GetDirectoryName(Application.ExecutablePath);
            }
        }
    }
}