From 94329678b23158a3a243952449ba420e5f676a54 Mon Sep 17 00:00:00 2001
From: Zepp Lu <luzepu678@gmail.com>
Date: Sat, 18 Mar 2017 13:43:07 +0800
Subject: [PATCH] Wox.Plugin.Shell now supports bash on Windows 10

---
 Plugins/Wox.Plugin.Shell/Main.cs              | 18 ++++++++++++++++
 Plugins/Wox.Plugin.Shell/Settings.cs          | 21 +++++++++++++++++--
 Plugins/Wox.Plugin.Shell/ShellSetting.xaml.cs |  4 ++++
 3 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/Plugins/Wox.Plugin.Shell/Main.cs b/Plugins/Wox.Plugin.Shell/Main.cs
index 1a5174c4e..cd2367bab 100644
--- a/Plugins/Wox.Plugin.Shell/Main.cs
+++ b/Plugins/Wox.Plugin.Shell/Main.cs
@@ -212,6 +212,24 @@ private ProcessStartInfo PrepareProcessStartInfo(string command, bool runAsAdmin
                     info = ShellCommand.SetProcessStartInfo(command, verb: runAsAdministratorArg);
                 }
             }
+            else if (_settings.Shell == Shell.Bash && _settings.SupportWSL)
+            {
+                string arguments;
+                if (_settings.LeaveShellOpen)
+                {
+                    // FIXME: How to deal with commands containing single quote?
+                    arguments = $"-c \'{command} ; $SHELL\'";
+                }
+                else
+                {
+                    arguments = $"-c \'{command} ; echo -n Press any key to exit... ; read -n1\'";
+                }
+                info = new ProcessStartInfo
+                {
+                    FileName = "bash.exe",
+                    Arguments = arguments
+                };
+            }
             else
             {
                 throw new NotImplementedException();
diff --git a/Plugins/Wox.Plugin.Shell/Settings.cs b/Plugins/Wox.Plugin.Shell/Settings.cs
index af149e829..8e84c31bf 100644
--- a/Plugins/Wox.Plugin.Shell/Settings.cs
+++ b/Plugins/Wox.Plugin.Shell/Settings.cs
@@ -1,4 +1,6 @@
-using System.Collections.Generic;
+using System;
+using System.IO;
+using System.Collections.Generic;
 
 namespace Wox.Plugin.Shell
 {
@@ -10,6 +12,21 @@ public class Settings
         public bool RunAsAdministrator { get; set; } = true;
 
         public Dictionary<string, int> Count = new Dictionary<string, int>();
+        public bool SupportWSL { get; private set; }
+
+        public Settings()
+        {
+            try
+            {
+                string localAppData = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
+                string wslRoot = localAppData + @"\lxss\rootfs";
+                SupportWSL = Directory.Exists(wslRoot);
+            }
+            catch
+            {
+                SupportWSL = false;
+            }
+        }
 
         public void AddCmdHistory(string cmdName)
         {
@@ -29,6 +46,6 @@ public enum Shell
         Cmd = 0,
         Powershell = 1,
         RunCommand = 2,
-
+        Bash = 3
     }
 }
diff --git a/Plugins/Wox.Plugin.Shell/ShellSetting.xaml.cs b/Plugins/Wox.Plugin.Shell/ShellSetting.xaml.cs
index ffa3b5856..69c4f2621 100644
--- a/Plugins/Wox.Plugin.Shell/ShellSetting.xaml.cs
+++ b/Plugins/Wox.Plugin.Shell/ShellSetting.xaml.cs
@@ -50,6 +50,10 @@ private void CMDSetting_OnLoaded(object sender, RoutedEventArgs re)
             };
 
             ShellComboBox.SelectedIndex = (int) _settings.Shell;
+            if (_settings.SupportWSL)
+            {
+                ShellComboBox.Items.Add("Bash");
+            }
             ShellComboBox.SelectionChanged += (o, e) =>
             {
                 _settings.Shell = (Shell) ShellComboBox.SelectedIndex;