na-get-lib/NaGet.Packages.Install/UninstallInformation.cs

   1 using System;\r
   2 using System.Xml.Serialization;\r
   3 using Microsoft.Win32;\r
   4 \r
   5 namespace NaGet.Packages.Install\r
   6 {\r
   7         /// <summary>\r
   8         /// アンインストール情報の抽象化クラス\r
   9         /// </summary>\r
  10         public class UninstallInformation\r
  11         {\r
  12                 /// <summary>\r
  13                 /// 名称。DisplayName\r
  14                 /// </summary>\r
  15                 public string DisplayName;\r
  16                 \r
  17                 /// <summary>\r
  18                 /// バージョン。DisplayVersion\r
  19                 /// </summary>\r
  20                 public string DisplayVersion;\r
  21                 \r
  22                 /// <summary>\r
  23                 /// 作者。Publisher\r
  24                 /// </summary>\r
  25                 public string Publisher;\r
  26                 \r
  27                 /// <summary>\r
  28                 /// アイコンのパス。DisplayIcon\r
  29                 /// </summary>\r
  30                 public string IconPath;\r
  31                 \r
  32                 /// <summary>\r
  33                 /// 「変更」・「修復」のコマンド文字列。ModifyPath\r
  34                 /// </summary>\r
  35                 public string ModifyPath;\r
  36                 \r
  37                 /// <summary>\r
  38                 /// 「アンインストール」のコマンド文字列。UninstallString\r
  39                 /// </summary>\r
  40                 public string UninstallString;\r
  41                 \r
  42                 /// <summary>\r
  43                 /// サイレントアンインストールのコマンド文字列。QuietUninstallString\r
  44                 /// </summary>\r
  45                 public string QuietUninstallString;\r
  46                 \r
  47                 /// <summary>\r
  48                 /// 発行元のURL\r
  49                 /// </summary>\r
  50                 public string URLInfoAbout;\r
  51                 \r
  52                 /// <summary>\r
  53                 /// 「変更」ができるか否かのフラグ。NoModifyの逆（きちんと動かない??）\r
  54                 /// </summary>\r
  55                 public bool CanModify = false;\r
  56                 \r
  57                 /// <summary>\r
  58                 /// 「修復」ができるか否かのフラグ。NoRepairの逆（きちんと動かない??）\r
  59                 /// </summary>\r
  60                 public bool CanRepair = false;\r
  61                 \r
  62                 /// <summary>\r
  63                 /// 「アンインストール」ができるか否かのフラグ。NoRemoveの逆\r
  64                 /// </summary>\r
  65                 public bool CanRemove = true;\r
  66                 \r
  67                 /// <summary>\r
  68                 /// システムコンポーネントか否か\r
  69                 /// </summary>\r
  70                 public bool IsSystemComponent = false;\r
  71                 \r
  72                 /// <summary>\r
  73                 /// OSの更新パッチか否か。\r
  74                 /// </summary>\r
  75                 public bool IsOSPatch = false;\r
  76                 \r
  77                 /// <summary>\r
  78                 /// アンインストールにmsiexecを使うか否か\r
  79                 /// </summary>\r
  80                 public bool WindowsInstaller = false;\r
  81                 \r
  82                 /// <summary>\r
  83                 /// ソフトをインストールした日付\r
  84                 /// </summary>\r
  85                 [XmlIgnore]\r
  86                 public DateTime? InstallDate = null;\r
  87                 \r
  88                 /// <summary>\r
  89                 /// ソフトをインストールした日付、のレジストリ登録文字列表現\r
  90                 /// </summary>\r
  91                 [XmlElement("InstallDate")]\r
  92                 public string InstallDateString {\r
  93                         get { return (InstallDate != null)? InstallDate.Value.ToString("yyyyMMdd") : null; }\r
  94                         set {\r
  95                                 if ((! string.IsNullOrEmpty(value)) && \r
  96                                     System.Text.RegularExpressions.Regex.IsMatch(value, @"^[0-9]{8}$")) {\r
  97                                         try {\r
  98                                                 InstallDate = new DateTime(\r
  99                                                         int.Parse(value.Substring(0,4)),\r
 100                                                         int.Parse(value.Substring(4,2)),\r
 101                                                         int.Parse(value.Substring(6,2))\r
 102                                                 );\r
 103                                         } catch (Exception) {\r
 104                                         }\r
 105                                 } else {\r
 106                                         InstallDate = null;\r
 107                                 }\r
 108                         }\r
 109                 }\r
 110                 \r
 111                 /// <summary>\r
 112                 /// インストール先のフォルダー\r
 113                 /// </summary>\r
 114                 public string InstallLocation;\r
 115                 \r
 116                 /// <summary>\r
 117                 /// (推定の)アプリケーションの占有する容量(キロバイト単位)\r
 118                 /// </summary>\r
 119                 public int EstimatedSize = 0;\r
 120                 \r
 121                 #region 変換メソッド\r
 122                 \r
 123                 /// <summary>\r
 124                 /// レジストリのキーからアンインストール情報を取得する\r
 125                 /// </summary>\r
 126                 /// <param name="regKey">アンインストール情報を示す</param>\r
 127                 /// <returns>生成されたアンインストール</returns>\r
 128                 public static UninstallInformation NewInstance(RegistryKey regKey)\r
 129                 {\r
 130                         UninstallInformation uninstInfo = new UninstallInformation();\r
 131                         \r
 132                         uninstInfo.DisplayName = (regKey.GetValue("DisplayName") as string) ?? string.Empty;\r
 133                         uninstInfo.DisplayVersion = regKey.GetValue("DisplayVersion", null) as string;\r
 134                         uninstInfo.Publisher = regKey.GetValue("Publisher", null) as string;\r
 135                         uninstInfo.URLInfoAbout = regKey.GetValue("URLInfoAbout", null) as string;\r
 136                         uninstInfo.IconPath = regKey.GetValue("DisplayIcon", null) as string;\r
 137                         uninstInfo.ModifyPath = regKey.GetValue("ModifyPath", null) as string;\r
 138                         uninstInfo.UninstallString = regKey.GetValue("UninstallString", null) as string;\r
 139                         uninstInfo.QuietUninstallString = regKey.GetValue("QuietUninstallString", null) as string;\r
 140                         try {\r
 141                                 uninstInfo.CanModify = ((int) regKey.GetValue("NoModify", 1)) != 1;\r
 142                         } catch (InvalidCastException) {}\r
 143                         try {\r
 144                                 uninstInfo.CanRepair = ((int) regKey.GetValue("NoRepair", 1)) != 1;\r
 145                         } catch (InvalidCastException) {}\r
 146                         try {\r
 147                                 uninstInfo.CanRemove = ((int) regKey.GetValue("NoRemove", 1)) != 1;\r
 148                         } catch (InvalidCastException) {}\r
 149                         try {\r
 150                                 uninstInfo.WindowsInstaller = ((int) regKey.GetValue("WindowsInstaller", 0)) == 1;\r
 151                         } catch (InvalidCastException) {}\r
 152                         try {\r
 153                                 uninstInfo.IsSystemComponent = ((int) regKey.GetValue("SystemComponent", 0)) > 0;\r
 154                         } catch (InvalidCastException) {}\r
 155                         uninstInfo.IsOSPatch = (regKey.GetValue("ParentKeyName", null) as string) == "OperatingSystem";\r
 156                         uninstInfo.InstallDateString = regKey.GetValue("InstallDate", null) as string;\r
 157                         uninstInfo.InstallLocation = regKey.GetValue("InstallLocation", null) as string;\r
 158                         try {\r
 159                                 uninstInfo.EstimatedSize = (int) regKey.GetValue("EstimatedSize", 0);\r
 160                         } catch (InvalidCastException) {}\r
 161                         \r
 162                         PrefixWithSlowInfoCache(ref uninstInfo, regKey);\r
 163                         \r
 164                         return uninstInfo;\r
 165                 }\r
 166                 \r
 167                 /// <summary>\r
 168                 /// SlowInfoCacheを読み込んで情報を補完\r
 169                 /// </summary>\r
 170                 /// <param name="uninstInfo">アンインストール情報</param>\r
 171                 /// <param name="regKey">元のレジストリキー</param>\r
 172                 private static void PrefixWithSlowInfoCache(ref UninstallInformation uninstInfo, RegistryKey regKey)\r
 173                 {\r
 174                         try {\r
 175                                 byte[] slowInfoCache;\r
 176                                 \r
 177                                 string arpCacheKey = string.Format(@"{0}\..\..\App Management\ARPCache\{1}", regKey.Name, System.IO.Path.GetFileName(regKey.Name));\r
 178                                 arpCacheKey = NaGet.Utils.GetDotsRemovedPath(arpCacheKey);\r
 179                                 slowInfoCache = (byte[]) Registry.GetValue(arpCacheKey, "SlowInfoCache", null);\r
 180                                 \r
 181                                 if (slowInfoCache == null || slowInfoCache.Length <= 0) {\r
 182                                         arpCacheKey = @"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\App Management\ARPCache\"+System.IO.Path.GetFileName(regKey.Name);\r
 183                                         slowInfoCache = (byte[]) Registry.GetValue(arpCacheKey, "SlowInfoCache", null);\r
 184                                 }\r
 185                                 \r
 186                                 if (slowInfoCache != null && slowInfoCache.Length > 0) {\r
 187                                         Int32 size = BitConverter.ToInt32(slowInfoCache, 0);\r
 188                                         Int32 hasName = BitConverter.ToInt32(slowInfoCache, 4);\r
 189                                         Int64 installSize = BitConverter.ToInt64(slowInfoCache, 8);\r
 190                                         //Int64 lastUsed = BitConverter.ToInt64(slowInfoCache, 16);\r
 191                                         //Int32 freq = BitConverter.ToInt32(slowInfoCache, 24);\r
 192                                         \r
 193                                         if (installSize > 0) {\r
 194                                                 uninstInfo.EstimatedSize = (int)(installSize >> 10);\r
 195                                         }\r
 196                                         \r
 197                                         string filename = null;\r
 198                                         if (hasName != 0) {\r
 199                                                 int offset = 28;\r
 200                                                 int pos = offset;\r
 201                                                 while (pos < slowInfoCache.Length) {\r
 202                                                         if (slowInfoCache[pos] == 0) {\r
 203                                                                 break;\r
 204                                                         }\r
 205                                                         pos += 2;\r
 206                                                 }\r
 207                                                 \r
 208                                                 filename = System.Text.Encoding.Unicode.GetString(slowInfoCache, offset, pos-offset);\r
 209                                                 \r
 210                                                 if (string.IsNullOrEmpty(uninstInfo.IconPath) && System.IO.File.Exists(filename)) {\r
 211                                                         uninstInfo.IconPath = filename;\r
 212                                                 }\r
 213                                         }\r
 214                                 }\r
 215                         } catch (Exception) {\r
 216                         }\r
 217                 }\r
 218                 \r
 219                 /// <summary>\r
 220                 /// パッケージ情報からアンインストーラー情報を生成する\r
 221                 /// </summary>\r
 222                 /// <param name="pkg">パッケージ</param>\r
 223                 /// <returns>生成されたアンインストール</returns>\r
 224                 public static UninstallInformation NewInstance(Package pkg)\r
 225                 {\r
 226                         UninstallInformation uninstInfo = new UninstallInformation();\r
 227                         \r
 228                         uninstInfo.DisplayName = pkg.Name;\r
 229                         uninstInfo.DisplayVersion = pkg.Version;\r
 230                         uninstInfo.Publisher = pkg.Author;\r
 231                         uninstInfo.URLInfoAbout = (pkg.Url != null)? pkg.Url.Href : null;\r
 232                         uninstInfo.IconPath = null; // TODO\r
 233                         uninstInfo.ModifyPath = null;\r
 234                         uninstInfo.UninstallString = null; // TODO\r
 235                         uninstInfo.CanModify = false;\r
 236                         uninstInfo.CanRepair = false;\r
 237                         uninstInfo.CanRemove = true;\r
 238                         uninstInfo.WindowsInstaller = false;\r
 239                         uninstInfo.IsSystemComponent = false;\r
 240                         uninstInfo.IsOSPatch = false;\r
 241                         uninstInfo.InstallLocation = null;\r
 242                         uninstInfo.InstallDate = null;\r
 243                         uninstInfo.EstimatedSize = 0;\r
 244                         \r
 245                         return uninstInfo;\r
 246                 }\r
 247                 \r
 248                 #endregion\r
 249         }\r
 250 }\r