[folks] Add Folks.Utils to group helper methods

[Raul Gutierrez Segales <raulgs src gnome org>]

commit f758d8e23f3a9e4f6c2c924e828c8eec83cc60d7
Author: Raul Gutierrez Segales <raul gutierrez segales collabora co uk>
Date:   Fri Apr 8 20:51:32 2011 +0100

    Add Folks.Utils to group helper methods

 folks/Makefile.am |    1 +
 folks/utils.vala  |   28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/folks/Makefile.am b/folks/Makefile.am
index 95bb2ab..c01cdf2 100644
--- a/folks/Makefile.am
+++ b/folks/Makefile.am
@@ -39,6 +39,7 @@ libfolks_la_SOURCES = \
 	persona-store.vala \
 	types.vala \
 	debug.vala \
+	utils.vala \
 	$(NULL)
 
 libfolks_la_VALAFLAGS = \
diff --git a/folks/utils.vala b/folks/utils.vala
new file mode 100644
index 0000000..a4b5a66
--- /dev/null
+++ b/folks/utils.vala
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2011 Collabora Ltd.
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *       Raul Gutierrez Segales <raul gutierrez segales collabora co uk>
+ */
+
+
+internal class Folks.Utils : Object
+{
+  internal static bool _str_equal_safe (string a, string b)
+    {
+      return (a != "" && b != "" && a.down () == b.down ());
+    }
+}
\ No newline at end of file