[Telepathy-commits] [telepathy-mission-control/master] Keep track of active connections in a tmp file

[Alberto Mardegan]

---
 src/mcd-account-manager.c |   51 +++++++++++++++++++++++++++++++++++++++++++++
 src/mcd-account-manager.h |    3 ++
 src/mcd-account.c         |    3 ++
 3 files changed, 57 insertions(+), 0 deletions(-)

diff --git a/src/mcd-account-manager.c b/src/mcd-account-manager.c
index a35117b..64250c0 100644
--- a/src/mcd-account-manager.c
+++ b/src/mcd-account-manager.c
@@ -80,6 +80,8 @@ struct _McdAccountManagerPrivate
 
     GKeyFile *keyfile;		/* configuration file */
     GHashTable *accounts;
+
+    gchar *account_connections_file; /* temporary file */
 };
 
 typedef struct
@@ -619,6 +621,9 @@ _mcd_account_manager_finalize (GObject *object)
 	write_conf (priv->keyfile);
     g_key_file_free (priv->keyfile);
 
+    remove (priv->account_connections_file);
+    g_free (priv->account_connections_file);
+
     g_hash_table_destroy (priv->accounts);
 
     G_OBJECT_CLASS (mcd_account_manager_parent_class)->finalize (object);
@@ -672,6 +677,9 @@ mcd_account_manager_init (McdAccountManager *account_manager)
     priv->accounts = g_hash_table_new_full (g_str_hash, g_str_equal,
 					    NULL, unref_account);
 
+    priv->account_connections_file =
+        g_build_filename (g_get_tmp_dir (), ".mc_connections", NULL);
+
     priv->keyfile = g_key_file_new ();
     conf_filename = get_account_conf_filename ();
     g_debug ("Loading accounts from %s", conf_filename);
@@ -787,3 +795,46 @@ mcd_account_manager_get_config (McdAccountManager *account_manager)
     return account_manager->priv->keyfile;
 }
 
+/*
+ * _mcd_account_manager_store_account_connections:
+ * @account_manager: the #McdAccountManager.
+ *
+ * This function is used to remember what connection an account was bound to.
+ * The data is stored in a temporary file, and can be read when MC restarts
+ * after a crash.
+ */
+void
+_mcd_account_manager_store_account_connections (McdAccountManager *manager)
+{
+    McdAccountManagerPrivate *priv;
+    GHashTableIter iter;
+    const gchar *account_name, *connection_path, *connection_name;
+    McdAccount *account;
+    FILE *file;
+
+    g_return_if_fail (MCD_IS_ACCOUNT_MANAGER (manager));
+    g_return_if_fail (account != NULL);
+    priv = manager->priv;
+
+    file = fopen (priv->account_connections_file, "w");
+    if (G_UNLIKELY (!file)) return;
+
+    g_hash_table_iter_init (&iter, priv->accounts);
+    while (g_hash_table_iter_next (&iter, (gpointer)&account_name,
+                                   (gpointer)&account))
+    {
+        McdConnection *connection;
+
+        connection = mcd_account_get_connection (account);
+        if (connection)
+        {
+            connection_path = mcd_connection_get_object_path (connection);
+            connection_name = mcd_connection_get_name (connection);
+            if (connection_path && connection_name)
+                fprintf (file, "%s\t%s\t%s\n",
+                         connection_path, connection_name, account_name);
+        }
+    }
+    fclose (file);
+}
+
diff --git a/src/mcd-account-manager.h b/src/mcd-account-manager.h
index 4b4273d..b63430b 100644
--- a/src/mcd-account-manager.h
+++ b/src/mcd-account-manager.h
@@ -103,5 +103,8 @@ void mcd_account_manager_create_account (McdAccountManager *account_manager,
                                          McdGetAccountCb callback,
                                          gpointer user_data,
                                          GDestroyNotify destroy);
+G_GNUC_INTERNAL
+void _mcd_account_manager_store_account_connections
+    (McdAccountManager *manager);
 
 #endif
diff --git a/src/mcd-account.c b/src/mcd-account.c
index 777e993..baee4cc 100644
--- a/src/mcd-account.c
+++ b/src/mcd-account.c
@@ -2247,6 +2247,9 @@ _mcd_account_tp_connection_changed (McdAccount *account)
     get_connection ((TpSvcDBusProperties *)account, "Connection", &value);
     mcd_account_changed_property (account, "Connection", &value);
     g_value_unset (&value);
+
+    _mcd_account_manager_store_account_connections
+        (account->priv->account_manager);
 }
 
 McdConnection *
-- 
1.5.6.5