From e4e5f35c3fc7ff02bc20a6ef7eaffae09f485061 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1s=20Touceda?= <chiiph@leap.se>
Date: Fri, 8 Mar 2013 14:24:05 -0300
Subject: Add keyring and username/password saving capabilities

Also:
- Fix translations in SRPAuth
- Support non-ascii passwords
- Make the server check if the characters are allowed, just check for
  easy passwords
---
 src/leap/crypto/srpauth.py |  4 +++-
 src/leap/gui/mainwindow.py | 33 +++++++++++++++++++++++++++++++--
 src/leap/gui/wizard.py     | 11 +++--------
 3 files changed, 37 insertions(+), 11 deletions(-)

(limited to 'src/leap')

diff --git a/src/leap/crypto/srpauth.py b/src/leap/crypto/srpauth.py
index 8530b7da..2877efab 100644
--- a/src/leap/crypto/srpauth.py
+++ b/src/leap/crypto/srpauth.py
@@ -41,7 +41,7 @@ class SRPAuth(QtCore.QObject):
     SRPAuth singleton
     """
 
-    class __impl(object):
+    class __impl(QtCore.QObject):
         """
         Implementation of the SRPAuth interface
         """
@@ -57,6 +57,8 @@ class SRPAuth(QtCore.QObject):
             @param server: Server to which we will authenticate
             @type server: str
             """
+            QtCore.QObject.__init__(self)
+
             leap_assert(provider_config,
                         "We need a provider config to authenticate")
 
diff --git a/src/leap/gui/mainwindow.py b/src/leap/gui/mainwindow.py
index d66ddbb5..68c73e4d 100644
--- a/src/leap/gui/mainwindow.py
+++ b/src/leap/gui/mainwindow.py
@@ -21,6 +21,7 @@ Main window for the leap client
 import os
 import logging
 import random
+import keyring
 
 from PySide import QtCore, QtGui
 
@@ -49,6 +50,9 @@ class MainWindow(QtGui.QMainWindow):
 
     GEOMETRY_KEY = "Geometry"
     WINDOWSTATE_KEY = "WindowState"
+    USER_KEY = "User"
+
+    KEYRING_KEY = "leap_client"
 
     def __init__(self):
         QtGui.QMainWindow.__init__(self)
@@ -183,6 +187,7 @@ class MainWindow(QtGui.QMainWindow):
         if self._wizard is None:
             self._wizard = Wizard(self._checker_thread)
         self._wizard.exec_()
+        self._wizard = None
 
     def _finish_init(self):
         self.ui.cmbProviders.addItems(self._configured_providers())
@@ -194,6 +199,17 @@ class MainWindow(QtGui.QMainWindow):
                 self.ui.lnUser.setText(possible_username)
                 self._focus_password()
             self._wizard = None
+        else:
+            settings = QtCore.QSettings()
+            saved_user = settings.value(self.USER_KEY, None)
+
+            if saved_user is not None:
+                self.ui.lnUser.setText(saved_user)
+                self.ui.chkRemember.setChecked(True)
+                saved_password = keyring.get_password(self.KEYRING_KEY,
+                                                      saved_user
+                                                      .encode("utf8"))
+                self.ui.lnPassword.setText(saved_password.decode("utf8"))
 
     def _show_systray(self):
         """
@@ -442,6 +458,19 @@ class MainWindow(QtGui.QMainWindow):
         self._set_status(self.tr("Logging in..."))
         self._login_set_enabled(False)
 
+        if self.ui.chkRemember.isChecked():
+            try:
+                keyring.set_password(self.KEYRING_KEY,
+                                     username.encode("utf8"),
+                                     password.encode("utf8"))
+                # Only save the username if it was saved correctly in
+                # the keyring
+                settings = QtCore.QSettings()
+                settings.setValue(self.USER_KEY, username)
+            except Exception as e:
+                logger.error("Problem saving data to keyring. %r"
+                             % (e,))
+
         self._download_provider_config()
 
     def _provider_config_loaded(self, data):
@@ -455,8 +484,8 @@ class MainWindow(QtGui.QMainWindow):
         leap_assert(self._provider_config, "We need a provider config!")
 
         if data[self._provider_bootstrapper.PASSED_KEY]:
-            username = self.ui.lnUser.text()
-            password = self.ui.lnPassword.text()
+            username = self.ui.lnUser.text().encode("utf8")
+            password = self.ui.lnPassword.text().encode("utf8")
 
             if self._srp_auth is None:
                 self._srp_auth = SRPAuth(self._provider_config)
diff --git a/src/leap/gui/wizard.py b/src/leap/gui/wizard.py
index fa705645..72e791b3 100644
--- a/src/leap/gui/wizard.py
+++ b/src/leap/gui/wizard.py
@@ -148,13 +148,6 @@ class Wizard(QtGui.QWizard):
         """
         message = None
 
-        try:
-            username.encode("ascii")
-            password.encode("ascii")
-        except:
-            message = self.tr(u"Refrain from using non "
-                              u"ASCII characters like á, ñ, æ")
-
         if message is not None and password != password2:
             message = self.tr("Passwords don't match")
 
@@ -189,7 +182,9 @@ class Wizard(QtGui.QWizard):
             register.registration_finished.connect(
                 self._registration_finished)
             self._checker_thread.add_checks(
-                [partial(register.register_user, username, password)])
+                [partial(register.register_user,
+                         username.encode("utf8"),
+                         password.encode("utf8"))])
             self._username = username
             self._set_register_status(self.tr("Starting registration..."))
         else:
-- 
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