[empathy] only try reconnecting accounts if needed (#642358)

[Guillaume Desmottes <gdesmott src gnome org>]

commit d4cc2c6f60ba99c5e7772b08af6407b983f4b7a0
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue Feb 15 11:20:59 2011 +0100

    only try reconnecting accounts if needed (#642358)

 libempathy-gtk/empathy-account-widget.c |   17 ++++++++++++++---
 libempathy/empathy-account-settings.c   |   16 +++++++++++++++-
 libempathy/empathy-account-settings.h   |    1 +
 src/empathy-account-assistant.c         |    2 +-
 4 files changed, 31 insertions(+), 5 deletions(-)
---
diff --git a/libempathy-gtk/empathy-account-widget.c b/libempathy-gtk/empathy-account-widget.c
index f53df39..f4d6f7e 100644
--- a/libempathy-gtk/empathy-account-widget.c
+++ b/libempathy-gtk/empathy-account-widget.c
@@ -923,8 +923,10 @@ account_widget_applied_cb (GObject *source_object,
   EmpathyAccountSettings *settings = EMPATHY_ACCOUNT_SETTINGS (source_object);
   EmpathyAccountWidget *widget = EMPATHY_ACCOUNT_WIDGET (user_data);
   EmpathyAccountWidgetPriv *priv = GET_PRIV (widget);
+  gboolean reconnect_required;
 
-  empathy_account_settings_apply_finish (settings, res, &error);
+  empathy_account_settings_apply_finish (settings, res, &reconnect_required,
+      &error);
 
   if (error != NULL)
     {
@@ -961,10 +963,19 @@ account_widget_applied_cb (GObject *source_object,
                 GTK_TOGGLE_BUTTON (priv->enabled_checkbox));
 #endif /* HAVE_MEEGO */
 
-          if (tp_account_is_enabled (account) && enabled_checked)
+          /* If the account was offline, we always want to try reconnecting,
+           * to give it a chance to connect if the previous params were wrong.
+           * tp_account_reconnect_async() won't do anything if the requested
+           * presence is offline anyway. */
+          if (tp_account_get_connection_status (account, NULL) ==
+              TP_CONNECTION_STATUS_DISCONNECTED)
+            reconnect_required = TRUE;
+
+          if (reconnect_required && tp_account_is_enabled (account)
+              && enabled_checked)
             {
               /* After having applied changes to a user account, we
-               * automatically reconnect it. This is done so the new
+               * reconnect it if needed. This is done so the new
                * information entered by the user is validated on the server. */
               tp_account_reconnect_async (account, NULL, NULL);
             }
diff --git a/libempathy/empathy-account-settings.c b/libempathy/empathy-account-settings.c
index 6043922..541a7e1 100644
--- a/libempathy/empathy-account-settings.c
+++ b/libempathy/empathy-account-settings.c
@@ -1422,9 +1422,10 @@ empathy_account_settings_account_updated (GObject *source,
   EmpathyAccountSettingsPriv *priv = GET_PRIV (settings);
   GSimpleAsyncResult *r;
   GError *error = NULL;
+  GStrv reconnect_required;
 
   if (!tp_account_update_parameters_finish (TP_ACCOUNT (source),
-          result, NULL, &error))
+          result, &reconnect_required, &error))
     {
       g_simple_async_result_set_from_error (priv->apply_result, error);
       g_error_free (error);
@@ -1449,6 +1450,9 @@ empathy_account_settings_account_updated (GObject *source,
       return;
     }
 
+  g_simple_async_result_set_op_res_gboolean (priv->apply_result,
+      g_strv_length (reconnect_required) > 0);
+
 out:
   empathy_account_settings_discard_changes (settings);
 
@@ -1457,6 +1461,7 @@ out:
 
   g_simple_async_result_complete (r);
   g_object_unref (r);
+  g_strfreev (reconnect_required);
 }
 
 static void
@@ -1589,6 +1594,10 @@ empathy_account_settings_apply_async (EmpathyAccountSettings *settings,
   priv->apply_result = g_simple_async_result_new (G_OBJECT (settings),
       callback, user_data, empathy_account_settings_apply_finish);
 
+  /* We'll have to reconnect only if we change none DBus_Property on an
+   * existing account. */
+  g_simple_async_result_set_op_res_gboolean (priv->apply_result, FALSE);
+
   if (priv->account == NULL)
     {
       tp_account_manager_prepare_async (priv->account_manager, NULL,
@@ -1605,6 +1614,7 @@ empathy_account_settings_apply_async (EmpathyAccountSettings *settings,
 gboolean
 empathy_account_settings_apply_finish (EmpathyAccountSettings *settings,
     GAsyncResult *result,
+    gboolean *reconnect_required,
     GError **error)
 {
   if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (result),
@@ -1614,6 +1624,10 @@ empathy_account_settings_apply_finish (EmpathyAccountSettings *settings,
   g_return_val_if_fail (g_simple_async_result_is_valid (result,
     G_OBJECT (settings), empathy_account_settings_apply_finish), FALSE);
 
+  if (reconnect_required != NULL)
+    *reconnect_required = g_simple_async_result_get_op_res_gboolean (
+        G_SIMPLE_ASYNC_RESULT (result));
+
   return TRUE;
 }
 
diff --git a/libempathy/empathy-account-settings.h b/libempathy/empathy-account-settings.h
index 4d5f6dd..fb2b8f4 100644
--- a/libempathy/empathy-account-settings.h
+++ b/libempathy/empathy-account-settings.h
@@ -174,6 +174,7 @@ void empathy_account_settings_apply_async (EmpathyAccountSettings *settings,
 gboolean empathy_account_settings_apply_finish (
   EmpathyAccountSettings *settings,
   GAsyncResult *result,
+  gboolean *reconnect_required,
   GError **error);
 
 void empathy_account_settings_set_regex (EmpathyAccountSettings *settings,
diff --git a/src/empathy-account-assistant.c b/src/empathy-account-assistant.c
index 26032d7..2c89d6f 100644
--- a/src/empathy-account-assistant.c
+++ b/src/empathy-account-assistant.c
@@ -319,7 +319,7 @@ account_assistant_apply_account_cb (GObject *source,
   EmpathyAccountSettings *settings = EMPATHY_ACCOUNT_SETTINGS (source);
   TpAccount *account;
 
-  empathy_account_settings_apply_finish (settings, result, &error);
+  empathy_account_settings_apply_finish (settings, result, NULL, &error);
 
   priv->is_creating = FALSE;