Add reboot confirmation dialog

This is kinda rough, I think this could be fleshed out more to be easier to add on to and have a clearer output.

thefuck/entrypoints/fix_command.py

@@ -6,7 +6,7 @@ from .. import logs, types, const
 from ..conf import settings
 from ..corrector import get_corrected_commands
 from ..exceptions import EmptyCommand
-from ..ui import select_command
+from ..ui import select_command, confirm_command
 from ..utils import get_alias, get_all_executables
 
 
@@ -42,7 +42,12 @@ def fix_command(known_args):
         corrected_commands = get_corrected_commands(command)
         selected_command = select_command(corrected_commands)
         
-        if selected_command:
+
+        confirmation = True
+        if selected_command.script == "reboot":
+            confirmation = confirm_command("Reboot System?")
+        
+        if selected_command and confirmation:
             selected_command.run(command)
         else:
             sys.exit(1)

thefuck/ui.py

@@ -6,6 +6,7 @@ from .exceptions import NoRuleMatched
 from .system import get_key
 from .utils import get_alias
 from . import logs, const
+from .types import CorrectedCommand
 
 
 def read_actions():
@@ -93,3 +94,26 @@ def select_command(corrected_commands):
         elif action == const.ACTION_NEXT:
             selector.next()
             logs.confirm_text(selector.value)
+
+def confirm_command(confirmation_text):
+    """Returns:
+
+     - the first command when confirmation disabled;
+     - None when ctrl+c pressed;
+     - selected command.
+
+    :type corrected_commands: Iterable[thefuck.types.CorrectedCommand]
+    :rtype: thefuck.types.CorrectedCommand | None
+
+    """
+
+    logs.confirm_text(CorrectedCommand(confirmation_text,None,0))
+
+    action = read_actions()
+    for action in read_actions():
+        if action == const.ACTION_SELECT:
+            sys.stderr.write('\n')
+            return True
+        elif action == const.ACTION_ABORT:
+            logs.failed('\nAborted')
+            return False