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

   1 using System;\r
   2 using System.Diagnostics;\r
   3 using System.Text.RegularExpressions;\r
   4 using System.Collections;\r
   5 using System.CodeDom.Compiler;\r
   6 using System.IO;\r
   7 \r
   8 namespace NaGet.Packages.Install\r
   9 {\r
  10         /// <summary>\r
  11         /// Description of Uninstallation.\r
  12         /// </summary>\r
  13         public class Uninstallation\r
  14         {\r
  15                 /// <summary>\r
  16                 /// アンインストールするパッケージ\r
  17                 /// </summary>\r
  18                 public InstalledPackage UninstalledPackage;\r
  19                 \r
  20                 /// <summary>\r
  21                 /// 外部アプリのエラー出力の受信ハンドラ\r
  22                 /// </summary>\r
  23                 public event EventHandler<NaGet.Utils.AnyDataEventArgs<string>> ErrorDataReceived;\r
  24                 \r
  25                 /// <summary>\r
  26                 /// 外部アプリの標準出力の受信ハンドラ\r
  27                 /// </summary>\r
  28                 public event EventHandler<NaGet.Utils.AnyDataEventArgs<string>> OutputDataReceived;\r
  29                 \r
  30                 /// <summary>\r
  31                 /// サイレントアンインストールするか否か\r
  32                 /// </summary>\r
  33                 public bool Silent = false;\r
  34                 \r
  35                 /// <summary>\r
  36                 /// コンストラクタ\r
  37                 /// </summary>\r
  38                 /// <param name="package">アンインストールするパッケージ</param>\r
  39                 public Uninstallation(InstalledPackage package)\r
  40                 {\r
  41                         UninstalledPackage = package;\r
  42                 }\r
  43                 \r
  44                 /// <summary>\r
  45                 /// インストールされた状態か否か\r
  46                 /// </summary>\r
  47                 public bool Installed\r
  48                 {\r
  49                         get {\r
  50                                 if ((UninstalledPackage.Type == InstallerType.ARCHIVE)\r
  51                                     || UninstalledPackage.Type == InstallerType.ITSELF) {\r
  52                                         return Directory.Exists(UninstalledPackage.UninstallInfo.InstallLocation);\r
  53                                 } else {\r
  54                                         foreach (UninstallInformation info in RegistriedUninstallers.Uninstallers) {\r
  55                                                 if (! string.IsNullOrEmpty(UninstalledPackage.UninstallerKey)) {\r
  56                                                         Match match = Regex.Match(info.DisplayName, UninstalledPackage.UninstallerKey);\r
  57                                                 \r
  58                                                         if (match.Success) {\r
  59                                                                 return true;\r
  60                                                         }\r
  61                                                 }\r
  62                                         }\r
  63                                 }\r
  64                                 return false;\r
  65                         }\r
  66                 }\r
  67                 \r
  68                 /// <summary>\r
  69                 /// アンインストーラ等を起動してアンインストール作業を行う\r
  70                 /// </summary>\r
  71                 /// <returns>アンインストーラの終了コード</returns>\r
  72                 public int Uninstall()\r
  73                 {\r
  74                         if (! Installed) {\r
  75                                 throw new ApplicationException("Program not found, may be already uninstalled");\r
  76                         }\r
  77                         \r
  78                         int exitValue = 0;\r
  79                         string uninstallString = Silent? UninstalledPackage.UninstallInfo.QuietUninstallString : UninstalledPackage.UninstallInfo.UninstallString;\r
  80                         if (string.IsNullOrEmpty(uninstallString)) {\r
  81                                 throw new ApplicationException(string.Format("Could not found {0}install script", Silent? "silent " : ""));\r
  82                         }\r
  83                         \r
  84                         if (UninstalledPackage.UninstallInfo.WindowsInstaller &&\r
  85                             Regex.Match(uninstallString.Substring("MsiExec.exe /I".Length),\r
  86                                         @"^\{[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}\}$").Success) {\r
  87                                 string guid = uninstallString.Substring("MsiExec.exe /I".Length);\r
  88                                 using (Process hProcess = NaGet.Utils.ProcessStartWithOutputCapture(\r
  89                                         new ProcessStartInfo("msiexec", string.Format("/X{0}", guid)),\r
  90                                         NaGet.Utils.ConvertToDataReceivedEventHandler(OutputDataReceived),\r
  91                                         NaGet.Utils.ConvertToDataReceivedEventHandler(ErrorDataReceived)) ) {\r
  92                                         \r
  93                                         if (NaGet.Env.InstallProcessOnBackground) {\r
  94                                                 try {\r
  95                                                         hProcess.PriorityClass = ProcessPriorityClass.Idle;\r
  96                                                 } catch (Exception) {}\r
  97                                         }\r
  98                                         \r
  99                                         hProcess.WaitForExit();\r
 100                                         \r
 101                                         exitValue = hProcess.ExitCode;\r
 102                                 }\r
 103                         } else if (File.Exists(uninstallString)) {\r
 104                                 // 単独のファイルの場合\r
 105                                 using (Process hProcess = NaGet.Utils.ProcessStartWithOutputCapture(\r
 106                                         new ProcessStartInfo(uninstallString),\r
 107                                         NaGet.Utils.ConvertToDataReceivedEventHandler(OutputDataReceived),\r
 108                                         NaGet.Utils.ConvertToDataReceivedEventHandler(ErrorDataReceived)) ) {\r
 109                                         \r
 110                                         if (NaGet.Env.InstallProcessOnBackground) {\r
 111                                                 try {\r
 112                                                         hProcess.PriorityClass = ProcessPriorityClass.Idle;\r
 113                                                 } catch (Exception) {}\r
 114                                         }\r
 115                                         \r
 116                                         hProcess.WaitForExit();\r
 117                                         \r
 118                                         exitValue = hProcess.ExitCode;\r
 119                                 }\r
 120                         } else {\r
 121                                 ProcessStartInfo procInfo = new ProcessStartInfo(null, uninstallString);\r
 122                                 procInfo.UseShellExecute = false;\r
 123                                 procInfo.CreateNoWindow = true;\r
 124                                 using (NaGet.InteropServices.CreateProcessCaller p = new NaGet.InteropServices.CreateProcessCaller(procInfo)) {\r
 125                                         \r
 126                                         if (NaGet.Env.InstallProcessOnBackground) {\r
 127                                                 try {\r
 128                                                         p.PriorityClass = ProcessPriorityClass.Idle;\r
 129                                                 } catch (Exception) {}\r
 130                                         }\r
 131                                         \r
 132                                         p.WaitForExit();\r
 133                                         \r
 134                                         exitValue = p.ExitCode;\r
 135                                 }\r
 136                         }\r
 137                         \r
 138                         return exitValue;\r
 139                 }\r
 140                 \r
 141                 public override string ToString()\r
 142                 {\r
 143                         return string.Format("{0}({1})", UninstalledPackage.Name, UninstalledPackage.Version);\r
 144                 }\r
 145         }\r
 146 }\r