3 files changed, 42 insertions, 1 deletions
diff --git a/Swift/Controllers/MainController.cpp b/Swift/Controllers/MainController.cpp
index 95094f2..a65a18a 100644
--- a/Swift/Controllers/MainController.cpp
+++ b/Swift/Controllers/MainController.cpp
@@ -38,10 +38,14 @@
 #include <Swiften/Client/ClientXMLTracer.h>
 #include <Swiften/Client/StanzaChannel.h>
 #include <Swiften/Client/ClientBlockListManager.h>
 #include <Swiften/Crypto/CryptoProvider.h>
+#ifdef SWIFTEN_PLATFORM_WIN32
+#include <Swiften/SASL/WindowsAuthentication.h>
+#endif
 #include <SwifTools/Dock/Dock.h>
 #include <SwifTools/Notifier/TogglableNotifier.h>
 #include <SwifTools/Idle/IdleDetector.h>
 #include <Swift/Controllers/Intl.h>
@@ -179,10 +183,15 @@ MainController::MainController(
                        ProfileSettingsProvider profileSettings(profile, settings);
                        std::string password = profileSettings.getStringSetting("pass");
                        std::string certificate = profileSettings.getStringSetting("certificate");
                        std::string jid = profileSettings.getStringSetting("jid");
                        ClientOptions clientOptions = parseClientOptions(profileSettings.getStringSetting("options"));
+#ifdef SWIFTEN_PLATFORM_WIN32
+                        clientOptions.singleSignOn = settings_->getSetting(SettingConstants::SINGLE_SIGN_ON);
+#endif
                        loginWindow_->addAvailableAccount(jid, password, certificate, clientOptions);
                        if (jid == selectedLoginJID) {
                                cachedPassword = password;
                                cachedCertificate = certificate;
                                cachedOptions = clientOptions;
@@ -509,14 +518,36 @@ void MainController::handleShowCertificateRequest() {
        rosterController_->getWindow()->openCertificateDialog(chain);
 }
 void MainController::handleLoginRequest(const std::string &username, const std::string &password, const std::string& certificatePath, CertificateWithKey::ref certificate, const ClientOptions& options, bool remember, bool loginAutomatically) {
        jid_ = JID(username);
-        if (!jid_.isValid() || jid_.getNode().empty()) {
+        if (options.singleSignOn && (!jid_.isValid() || !jid_.getNode().empty())) {
+                loginWindow_->setMessage(QT_TRANSLATE_NOOP("", "User address invalid. User address should be of the form 'wonderland.lit'"));
+                loginWindow_->setIsLoggingIn(false);
+        } else if (!options.singleSignOn && (!jid_.isValid() || jid_.getNode().empty())) {
                loginWindow_->setMessage(QT_TRANSLATE_NOOP("", "User address invalid. User address should be of the form 'alice@wonderland.lit'"));
                loginWindow_->setIsLoggingIn(false);
        } else {
+#ifdef SWIFTEN_PLATFORM_WIN32
+                if (options.singleSignOn) {
+                        std::string userName;
+                        std::string clientName;
+                        std::string serverName;
+                        boost::shared_ptr<boost::system::error_code> errorCode = getUserNameEx(userName, clientName, serverName);
+                        if (!errorCode) {
+                                /* Create JID using the Windows logon name and user provided domain name */
+                                jid_ = JID(clientName, username);
+                        }
+                        else {
+                                loginWindow_->setMessage(str(format(QT_TRANSLATE_NOOP("", "Error obtaining Windows user name (%1%)")) % errorCode->message()));
+                                loginWindow_->setIsLoggingIn(false);
+                                return;
+                        }
+                }
+#endif
                loginWindow_->setMessage("");
                loginWindow_->setIsLoggingIn(true);
                profileSettings_ = new ProfileSettingsProvider(username, settings_);
                if (!settings_->getSetting(SettingConstants::FORGET_PASSWORDS)) {
                        profileSettings_->storeString("jid", username);
diff --git a/Swift/Controllers/SettingConstants.cpp b/Swift/Controllers/SettingConstants.cpp
index d740686..9807abc 100644
--- a/Swift/Controllers/SettingConstants.cpp
+++ b/Swift/Controllers/SettingConstants.cpp
@@ -26,6 +26,7 @@ const SettingsProvider::Setting<std::string> SettingConstants::PERSONAL_DICT_PAT
 const SettingsProvider::Setting<std::string> SettingConstants::DICT_FILE("dictFile", "en_US.dic");
 const SettingsProvider::Setting<std::string> SettingConstants::INVITE_AUTO_ACCEPT_MODE("inviteAutoAcceptMode", "presence");
 const SettingsProvider::Setting<std::string> SettingConstants::TRELLIS_GRID_SIZE("trellisGridSize", "");
 const SettingsProvider::Setting<std::string> SettingConstants::TRELLIS_GRID_POSITIONS("trellisGridPositions", "");
 const SettingsProvider::Setting<bool> SettingConstants::DISCONNECT_ON_CARD_REMOVAL("disconnectOnCardRemoval", true);
+const SettingsProvider::Setting<bool> SettingConstants::SINGLE_SIGN_ON("singleSignOn", false);
 }
diff --git a/Swift/Controllers/SettingConstants.h b/Swift/Controllers/SettingConstants.h
index eca3199..c4ac4ad 100644
--- a/Swift/Controllers/SettingConstants.h
+++ b/Swift/Controllers/SettingConstants.h
@@ -93,7 +93,16 @@ namespace Swift {
                         *
                         * If set true Swift will sign out the user when the
                         * smart card is removed; else not.
                         */
                        static const SettingsProvider::Setting<bool> DISCONNECT_ON_CARD_REMOVAL;
+                        /**
+                         * The #SINGLE_SIGN_ON setting
+                         * specifies whether to log in using Single Sign On.
+                         * This is currently supported on Windows.
+                         *
+                         * If set true Swift will use GSSAPI authentication to
+                         * log in the user; else not.
+                         */
+                        static const SettingsProvider::Setting<bool> SINGLE_SIGN_ON;
        };
 }