VisualSVN是vs上非常好用的svn插件。可以快速方便得查看修改差异。并支持相关svn操作。

目录

C:\Users{username}\AppData\Local\Microsoft\VisualStudio\17.0_d873d0f6\Extensions\5xuf2xea.r4x

  1. VisualSVN.Core.L.dll
  2. ├───VisualSVN.Core
  3. └───VisualSVN.Core.Licensing
  4.         ├───License
  5.     │        └───CreatePregeneratedLicense
  6.         ├───LicenseConverter
  7.     │        ├───KeyToLicense
  8.         │        └───KeyToLicenseUnsafe
  9.         └───PlainLicenseSerializer
  10.                 ├───Deserialize
  11.                 └───ParsePlainDate

VisualSVN.Core.Licensing

License

许可证类

CreatePregeneratedLicense

  1. // Token: 0x0600001C RID: 28 RVA: 0x00002448 File Offset: 0x00001448
  2. public static License CreatePregeneratedLicense(DateTime startTime)
  3. {
  4.   License license = new License();
  5.   license.StartTime = startTime;
  6.   license.EndTime = license.StartTime.AddDays(30.0);
  7.   license.Type = LicenseType.Evaluation;
  8.   license.LicensedTo = "Evaluation User";
  9.   license.IsPregenerated = true;
  10.   license.Capacity = 1;
  11.   license.Binding = LicenseBinding.Seat;
  12.   return license;
  13. }

从以上代码可知，试用期许可证的结束时间为开始时间加上30天（30天试用期）。
该方法被PlainLicenseSerializer.Deserialize引用

LicenseConverter

KeyToLicense

  1. // Token: 0x06000022 RID: 34 RVA: 0x00002670 File Offset: 0x00001670
  2. public static License KeyToLicense(IDecoder decoder, string key)
  3. {
  4.     try
  5.     {
  6.         return LicenseConverter.KeyToLicenseUnsafe(decoder, key);
  7.     }
  8.     catch (Exception ex)
  9.     {
  10.         Log.ReportException(ex);
  11.     }
  12.     return null;
  13. }

KeyToLicenseUnsafe

  1. // Token: 0x06000021 RID: 33 RVA: 0x0000262C File Offset: 0x0000162C
  2. public static License KeyToLicenseUnsafe(IDecoder decoder, string key)
  3. {
  4.     char c;
  5.     string text = LicenseConverter.ExtractKeyBody(key, out c);
  6.     if (text == null)
  7.     {
  8.         return null;
  9.     }
  10.     if (c == 'C')
  11.     {
  12.         return OldLicenseSerializer.Deserialize(text, decoder);
  13.     }
  14.     if (c == 'N')
  15.     {
  16.         return NewLicenseSerializer.Deserialize(text, decoder);
  17.     }
  18.     if (c == 'P')
  19.     {
  20.         return PlainLicenseSerializer.Deserialize(text);
  21.     }
  22.     return null;
  23. }

该方法被LicenseConverter.KeyToLicense引用

PlainLicenseSerializer

Deserialize

  1. // Token: 0x0600004B RID: 75 RVA: 0x00003348 File Offset: 0x00002348
  2. public static License Deserialize(string key)
  3. {
  4.     DateTime startTime = PlainLicenseSerializer.ParsePlainDate(key);
  5.     return License.CreatePregeneratedLicense(startTime);
  6. }

该方法被LicenseConverter.KeyToLicenseUnsafe引用

ParsePlainDate

  1. // Token: 0x0600004C RID: 76 RVA: 0x00003364 File Offset: 0x00002364
  2. private static DateTime ParsePlainDate(string plainKey)
  3. {
  4.     DateTime result;
  5.     try
  6.     {
  7.         if (plainKey.Length < 10)
  8.         {
  9.             throw new LicensingException("Cannot parse license date.");
  10.         }
  11.         string text = "";
  12.         for (int i = 0; i < plainKey.Length; i++)
  13.         {
  14.             text += (plainKey[i] - '\n').ToString();
  15.         }
  16.         int day = int.Parse(text.Substring(4, 2));
  17.         int month = int.Parse(text.Substring(18, 2));
  18.         int year = int.Parse(text.Substring(10, 4));
  19.         result = new DateTime(year, month, day);
  20.     }
  21.     catch (FormatException inner)
  22.     {
  23.         throw new LicensingException("Cannot parse license date. Date format is invalid.", inner);
  24.     }
  25.     catch (OverflowException inner2)
  26.     {
  27.         throw new LicensingException("Cannot parse license date. Date is not in correct range.", inner2);
  28.     }
  29.     return result;
  30. }

该方法被PlainLicenseSerializer.Deserialize引用