[gnome-online-accounts] daemon: Reduce one level of indentation

[Debarshi Ray <debarshir src gnome org>]

commit 8e5bc9026043e496122f38db1fc82f95f02e5b65
Author: Debarshi Ray <debarshir gnome org>
Date:   Fri Aug 26 15:34:01 2016 +0200

    daemon: Reduce one level of indentation
    
    The function is quite long, and an extra level of indentation makes it
    even harder to read.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=770610

 src/daemon/goadaemon.c |  174 ++++++++++++++++++++++++------------------------
 1 files changed, 86 insertions(+), 88 deletions(-)
---
diff --git a/src/daemon/goadaemon.c b/src/daemon/goadaemon.c
index cc5cf38..ef81d85 100644
--- a/src/daemon/goadaemon.c
+++ b/src/daemon/goadaemon.c
@@ -455,6 +455,11 @@ add_config_file (GoaDaemon     *self,
 {
   GKeyFile *key_file;
   GError *error;
+  gboolean needs_update = FALSE;
+  gchar **groups;
+  const char *guid;
+  gsize num_groups;
+  guint n;
 
   key_file = g_key_file_new ();
 
@@ -472,113 +477,106 @@ add_config_file (GoaDaemon     *self,
         }
       g_error_free (error);
       g_key_file_unref (key_file);
+      return;
     }
-  else
+
+  guid = g_dbus_connection_get_guid (self->connection);
+  groups = g_key_file_get_groups (key_file, &num_groups);
+  for (n = 0; n < num_groups; n++)
     {
-      gboolean needs_update = FALSE;
-      gchar **groups;
-      const char *guid;
-      gsize num_groups;
-      guint n;
-
-      guid = g_dbus_connection_get_guid (self->connection);
-      groups = g_key_file_get_groups (key_file, &num_groups);
-      for (n = 0; n < num_groups; n++)
+      if (g_str_has_prefix (groups[n], "Account "))
         {
-          if (g_str_has_prefix (groups[n], "Account "))
-            {
-              gboolean is_temporary;
-              char *session_id;
+          gboolean is_temporary;
+          char *session_id;
 
-              is_temporary = g_key_file_get_boolean (key_file,
-                                                     groups[n],
-                                                     "IsTemporary",
-                                                     NULL);
+          is_temporary = g_key_file_get_boolean (key_file,
+                                                 groups[n],
+                                                 "IsTemporary",
+                                                 NULL);
 
-              if (is_temporary)
+          if (is_temporary)
+            {
+              session_id = g_key_file_get_string (key_file,
+                                                  groups[n],
+                                                  "SessionId",
+                                                  NULL);
+
+              /* discard temporary accounts from older sessions */
+              if (session_id != NULL &&
+                  g_strcmp0 (session_id, guid) != 0)
                 {
-                  session_id = g_key_file_get_string (key_file,
-                                                      groups[n],
-                                                      "SessionId",
-                                                      NULL);
-
-                  /* discard temporary accounts from older sessions */
-                  if (session_id != NULL &&
-                      g_strcmp0 (session_id, guid) != 0)
+                  GoaProvider *provider = NULL;
+                  const gchar *id;
+                  gchar *provider_type = NULL;
+
+                  g_debug ("ignoring account \"%s\" in file %s because it's stale",
+                           groups[n], path);
+
+                  id = group_to_id (groups[n]);
+                  if (id == NULL)
+                    {
+                      g_warning ("Unable to get account ID from group: %s", groups[n]);
+                      goto cleanup_and_continue;
+                    }
+
+                  provider_type = g_key_file_get_string (key_file, groups[n], "Provider", NULL);
+                  if (provider_type != NULL)
+                    provider = goa_provider_get_for_provider_type (provider_type);
+
+                  if (provider == NULL)
+                    {
+                      g_warning ("Unsupported account type %s for ID %s (no provider)", provider_type, id);
+                      goto cleanup_and_continue;
+                    }
+
+                  needs_update = g_key_file_remove_group (key_file, groups[n], NULL);
+
+                  error = NULL;
+                  if (!goa_utils_delete_credentials_for_id_sync (provider, id, NULL, &error))
                     {
-                      GoaProvider *provider = NULL;
-                      const gchar *id;
-                      gchar *provider_type = NULL;
-
-                      g_debug ("ignoring account \"%s\" in file %s because it's stale",
-                               groups[n], path);
-
-                      id = group_to_id (groups[n]);
-                      if (id == NULL)
-                        {
-                          g_warning ("Unable to get account ID from group: %s", groups[n]);
-                          goto cleanup_and_continue;
-                        }
-
-                      provider_type = g_key_file_get_string (key_file, groups[n], "Provider", NULL);
-                      if (provider_type != NULL)
-                        provider = goa_provider_get_for_provider_type (provider_type);
-
-                      if (provider == NULL)
-                        {
-                          g_warning ("Unsupported account type %s for ID %s (no provider)", provider_type, 
id);
-                          goto cleanup_and_continue;
-                        }
-
-                      needs_update = g_key_file_remove_group (key_file, groups[n], NULL);
-
-                      error = NULL;
-                      if (!goa_utils_delete_credentials_for_id_sync (provider, id, NULL, &error))
-                        {
-                          g_warning ("Unable to clean-up stale keyring entries: %s", error->message);
-                          g_error_free (error);
-                          goto cleanup_and_continue;
-                        }
-
-                    cleanup_and_continue:
-                      g_clear_object (&provider);
-                      g_free (groups[n]);
-                      g_free (provider_type);
-                      g_free (session_id);
-                      continue;
+                      g_warning ("Unable to clean-up stale keyring entries: %s", error->message);
+                      g_error_free (error);
+                      goto cleanup_and_continue;
                     }
+
+                cleanup_and_continue:
+                  g_clear_object (&provider);
+                  g_free (groups[n]);
+                  g_free (provider_type);
                   g_free (session_id);
+                  continue;
                 }
-              else
-                {
-                  needs_update = g_key_file_remove_key (key_file, groups[n], "SessionId", NULL);
-                }
-
-              g_hash_table_insert (group_name_to_key_file_data,
-                                   groups[n], /* steals string */
-                                   key_file_data_new (key_file, path));
+              g_free (session_id);
             }
           else
             {
-              g_warning ("Unexpected group \"%s\" in file %s", groups[n], path);
-              g_free (groups[n]);
+              needs_update = g_key_file_remove_key (key_file, groups[n], "SessionId", NULL);
             }
-        }
-      g_free (groups);
 
-      if (needs_update)
+          g_hash_table_insert (group_name_to_key_file_data,
+                               groups[n], /* steals string */
+                               key_file_data_new (key_file, path));
+        }
+      else
         {
-          error = NULL;
-          if (!g_key_file_save_to_file (key_file, path, &error))
-            {
-              g_prefix_error (&error, "Error writing key-value-file %s: ", path);
-              g_warning ("%s (%s, %d)", error->message, g_quark_to_string (error->domain), error->code);
-              g_error_free (error);
-            }
+          g_warning ("Unexpected group \"%s\" in file %s", groups[n], path);
+          g_free (groups[n]);
         }
+    }
+  g_free (groups);
 
-      *key_files_to_free = g_list_prepend (*key_files_to_free, key_file);
+  if (needs_update)
+    {
+      error = NULL;
+      if (!g_key_file_save_to_file (key_file, path, &error))
+        {
+          g_prefix_error (&error, "Error writing key-value-file %s: ", path);
+          g_warning ("%s (%s, %d)", error->message, g_quark_to_string (error->domain), error->code);
+          g_error_free (error);
+        }
     }
+
+  *key_files_to_free = g_list_prepend (*key_files_to_free, key_file);
 }
 
 /* ---------------------------------------------------------------------------------------------------- */