[empathy: 1/26] add empathy_irc_network_manager_dup_default()

[Guillaume Desmottes <gdesmott src gnome org>]

commit 860c26554e90126287adcba3ae9dc536bdfbb622
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue Aug 24 14:20:23 2010 +0200

    add empathy_irc_network_manager_dup_default()

 libempathy/empathy-irc-network-manager.c |   34 ++++++++++++++++++++++++++++++
 libempathy/empathy-irc-network-manager.h |    2 +
 2 files changed, 36 insertions(+), 0 deletions(-)
---
diff --git a/libempathy/empathy-irc-network-manager.c b/libempathy/empathy-irc-network-manager.c
index 97d19a0..5e05309 100644
--- a/libempathy/empathy-irc-network-manager.c
+++ b/libempathy/empathy-irc-network-manager.c
@@ -32,6 +32,7 @@
 #include "empathy-debug.h"
 
 #define IRC_NETWORKS_DTD_FILENAME "empathy-irc-networks.dtd"
+#define IRC_NETWORKS_FILENAME "irc-networks.xml"
 #define SAVE_TIMER 4
 
 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyIrcNetworkManager)
@@ -781,3 +782,36 @@ empathy_irc_network_manager_find_network_by_address (
 
   return network;
 }
+
+EmpathyIrcNetworkManager *
+empathy_irc_network_manager_dup_default (void)
+{
+  static EmpathyIrcNetworkManager *default_mgr = NULL;
+  gchar *dir, *user_file_with_path, *global_file_with_path;
+
+  if (default_mgr != NULL)
+    return g_object_ref (default_mgr);
+
+  dir = g_build_filename (g_get_user_config_dir (), PACKAGE_NAME, NULL);
+  g_mkdir_with_parents (dir, S_IRUSR | S_IWUSR | S_IXUSR);
+  user_file_with_path = g_build_filename (dir, IRC_NETWORKS_FILENAME, NULL);
+  g_free (dir);
+
+  global_file_with_path = g_build_filename (g_getenv ("EMPATHY_SRCDIR"),
+      "libempathy", IRC_NETWORKS_FILENAME, NULL);
+  if (!g_file_test (global_file_with_path, G_FILE_TEST_EXISTS))
+    {
+      g_free (global_file_with_path);
+      global_file_with_path = g_build_filename (DATADIR, "empathy",
+          IRC_NETWORKS_FILENAME, NULL);
+    }
+
+  default_mgr = empathy_irc_network_manager_new (
+      global_file_with_path, user_file_with_path);
+
+  g_object_add_weak_pointer (G_OBJECT (default_mgr), (gpointer *) &default_mgr);
+
+  g_free (global_file_with_path);
+  g_free (user_file_with_path);
+  return default_mgr;
+}
diff --git a/libempathy/empathy-irc-network-manager.h b/libempathy/empathy-irc-network-manager.h
index a050f47..11c8483 100644
--- a/libempathy/empathy-irc-network-manager.h
+++ b/libempathy/empathy-irc-network-manager.h
@@ -63,6 +63,8 @@ GType empathy_irc_network_manager_get_type (void);
 EmpathyIrcNetworkManager * empathy_irc_network_manager_new (
     const gchar *global_file, const gchar *user_file);
 
+EmpathyIrcNetworkManager * empathy_irc_network_manager_dup_default (void);
+
 void empathy_irc_network_manager_add (EmpathyIrcNetworkManager *manager,
     EmpathyIrcNetwork *network);