From bb5133759bc92716c24770e46fc95ad7d8073980 Mon Sep 17 00:00:00 2001
From: Guillaume Desmottes <guillaume.desmottes@collabora.co.uk>
Date: Fri, 27 Sep 2013 12:25:34 +0200
Subject: Prepare TpAccount if needed

Make sure that the TpAccount we receive from public API is prepared as more
and more API are relying on it.

https://bugs.freedesktop.org/show_bug.cgi?id=69814
---
 telepathy-logger/log-manager.c | 60 +++++++++++++++++++++++++++++++++++++++++-
 tests/dbus/test-log-manager.c  | 45 +++++++++++++++++++++++++++++++
 2 files changed, 104 insertions(+), 1 deletion(-)

diff --git a/telepathy-logger/log-manager.c b/telepathy-logger/log-manager.c
index 944b741..64ffca7 100644
--- a/telepathy-logger/log-manager.c
+++ b/telepathy-logger/log-manager.c
@@ -870,13 +870,71 @@ _get_dates_async_thread (GSimpleAsyncResult *simple,
       _list_of_date_free);
 }
 
+typedef struct
+{
+  GSimpleAsyncResult *result;
+  GSimpleAsyncThreadFunc func;
+} AsyncOpData;
+
+static AsyncOpData *
+async_op_data_new (GSimpleAsyncResult *result,
+    GSimpleAsyncThreadFunc func)
+{
+  AsyncOpData *data = g_slice_new (AsyncOpData);
+
+  data->result = g_object_ref (result);
+  data->func = func;
+  return data;
+}
+
+static void
+async_op_data_free (AsyncOpData *data)
+{
+  g_object_unref (data->result);
+  g_slice_free (AsyncOpData, data);
+}
+
+static void
+account_prepared_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  AsyncOpData *data = user_data;
+  GError *error = NULL;
+
+  if (!tp_proxy_prepare_finish (source, result, &error))
+    {
+      g_simple_async_result_take_error (data->result, error);
+      g_simple_async_result_complete (data->result);
+    }
+  else
+    {
+      g_simple_async_result_run_in_thread (data->result, data->func, 0, NULL);
+    }
+
+  async_op_data_free (data);
+}
 
 static void
 start_async_op_in_thread (TpAccount *account,
     GSimpleAsyncResult *result,
     GSimpleAsyncThreadFunc func)
 {
-  g_simple_async_result_run_in_thread (result, func, 0, NULL);
+  if (account != NULL)
+    {
+      GQuark features[] = { TP_ACCOUNT_FEATURE_CORE, 0 };
+
+      /* Most APIs rely on TpAccount being prepared, so make sure
+       * it is. telepathy-glib is not thread-safe, so we must do
+       * this in the main thread, before starting the actual
+       * operation in the other thread. */
+      tp_proxy_prepare_async (account, features, account_prepared_cb,
+          async_op_data_new (result, func));
+    }
+  else
+    {
+      g_simple_async_result_run_in_thread (result, func, 0, NULL);
+    }
 }
 
 /**
diff --git a/tests/dbus/test-log-manager.c b/tests/dbus/test-log-manager.c
index a6e9f5f..5441b87 100644
--- a/tests/dbus/test-log-manager.c
+++ b/tests/dbus/test-log-manager.c
@@ -387,6 +387,47 @@ test_get_events_for_date (TestCaseFixture *fixture,
   g_list_free (fixture->ret);
 }
 
+static void
+test_get_events_for_date_account_unprepared (TestCaseFixture *fixture,
+    gconstpointer user_data)
+{
+  GHashTable *params = (GHashTable *) user_data;
+  TplEntity *entity;
+  GDate *date;
+  TpAccount *account;
+  const gchar *account_path;
+
+  g_clear_object (&fixture->account);
+
+  account_path = g_value_get_string (
+      (const GValue *) g_hash_table_lookup (params, "account-path"));
+
+  account = tp_simple_client_factory_ensure_account (fixture->factory,
+      account_path, NULL, NULL);
+  g_assert (!tp_proxy_is_prepared (account, TP_ACCOUNT_FEATURE_CORE));
+
+  entity = tpl_entity_new (ID, TPL_ENTITY_CONTACT, NULL, NULL);
+  date = g_date_new_dmy (13, 1, 2010);
+
+  tpl_log_manager_get_events_for_date_async (fixture->manager,
+      account,
+      entity,
+      TPL_EVENT_MASK_TEXT,
+      date,
+      get_events_for_date_cb,
+      fixture);
+  g_main_loop_run (fixture->main_loop);
+
+  g_object_unref (entity);
+  g_date_free (date);
+
+  /* We got 6 events in old Empathy and 6 in new TpLogger storage */
+  g_assert_cmpint (g_list_length (fixture->ret), ==, 12);
+
+  g_list_foreach (fixture->ret, (GFunc) g_object_unref, NULL);
+  g_list_free (fixture->ret);
+  g_object_unref (account);
+}
 
 static void
 get_filtered_events_cb (GObject *object,
@@ -738,6 +779,10 @@ main (int argc, char **argv)
       TestCaseFixture, params,
       setup, test_get_events_for_date, teardown);
 
+  g_test_add ("/log-manager/get-events-for-date-account-unprepared",
+      TestCaseFixture, params,
+      setup, test_get_events_for_date_account_unprepared, teardown);
+
   g_test_add ("/log-manager/get-filtered-events",
       TestCaseFixture, params,
       setup, test_get_filtered_events, teardown);
-- 
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