[gnome-color-manager] Migrate the old device-profiles.conf to the new location so the user does not have to do it manually

[Richard Hughes <rhughes src gnome org>]

commit a6c63ded454a8cde43ed9559c8b329da645e406e
Author: Richard Hughes <richard hughsie com>
Date:   Sun May 23 11:01:39 2010 +0100

    Migrate the old device-profiles.conf to the new location so the user does not have to do it manually

 data/org.gnome.color-manager.gschema.xml |    5 ++
 src/gcm-client.c                         |   71 ++++++++++++++++++++++++++++++
 src/gcm-utils.c                          |    4 +-
 src/gcm-utils.h                          |    1 +
 4 files changed, 79 insertions(+), 2 deletions(-)
---
diff --git a/data/org.gnome.color-manager.gschema.xml b/data/org.gnome.color-manager.gschema.xml
index ce2c1fb..b31f9bb 100644
--- a/data/org.gnome.color-manager.gschema.xml
+++ b/data/org.gnome.color-manager.gschema.xml
@@ -65,5 +65,10 @@
       <summary>The duration between sending notifications to recalibrate a printer</summary>
       <description>This is the number of seconds in between notifying the user to recalibrate each printer device. Set to 0 to disable the notification.</description>
     </key>
+    <key name="done-migration" type="b">
+      <default>false</default>
+      <summary>If the data migration has been done</summary>
+      <description>This is set to TRUE when the data migration does not need to be attempted.</description>
+    </key>
   </schema>
 </schemalist>
diff --git a/src/gcm-client.c b/src/gcm-client.c
index 962a7dd..1327bae 100644
--- a/src/gcm-client.c
+++ b/src/gcm-client.c
@@ -73,6 +73,7 @@ struct _GcmClientPrivate
 	gchar				*display_name;
 	GPtrArray			*array;
 	GUdevClient			*gudev_client;
+	GSettings			*settings;
 	GcmScreen			*screen;
 	http_t				*http;
 	gboolean			 loading;
@@ -975,6 +976,68 @@ out:
 }
 
 /**
+ * gcm_client_possibly_migrate_config_file:
+ *
+ * Copy the configuration file from ~/.config/gnome-color-manager to ~/.config/color
+ **/
+static gboolean
+gcm_client_possibly_migrate_config_file (GcmClient *client)
+{
+	gchar *dest = NULL;
+	gchar *source = NULL;
+	GFile *gdest = NULL;
+	GFile *gsource = NULL;
+	gboolean ret = FALSE;
+	gboolean done_migration;
+	GError *error = NULL;
+
+	/* have we already attempted this (check first to avoid stating a file */
+	done_migration = g_settings_get_boolean (client->priv->settings, GCM_SETTINGS_DONE_MIGRATION);
+	if (done_migration)
+		goto out;
+
+	/* create default path */
+	source = g_build_filename (g_get_user_config_dir (), "gnome-color-manager", "device-profiles.conf", NULL);
+	gsource = g_file_new_for_path (source);
+
+	/* no old profile */
+	ret = g_file_query_exists (gsource, NULL);
+	if (!ret) {
+		g_settings_set_boolean (client->priv->settings, GCM_SETTINGS_DONE_MIGRATION, TRUE);
+		goto out;
+	}
+
+	/* ensure new root exists */
+	dest = gcm_utils_get_default_config_location ();
+	ret = gcm_utils_mkdir_for_filename (dest, &error);
+	if (!ret) {
+		egg_warning ("failed to create new tree: %s", error->message);
+		g_error_free (error);
+		goto out;
+	}
+
+	/* copy to new root */
+	gdest = g_file_new_for_path (dest);
+	ret = g_file_copy (gsource, gdest, G_FILE_COPY_NONE, NULL, NULL, NULL, &error);
+	if (!ret) {
+		egg_warning ("failed to copy: %s", error->message);
+		g_error_free (error);
+		goto out;
+	}
+
+	/* do not attempt to migrate this again */
+	g_settings_set_boolean (client->priv->settings, GCM_SETTINGS_DONE_MIGRATION, TRUE);
+out:
+	g_free (source);
+	g_free (dest);
+	if (gsource != NULL)
+		g_object_unref (gsource);
+	if (gdest != NULL)
+		g_object_unref (gdest);
+	return ret;
+}
+
+/**
  * gcm_client_add_saved:
  **/
 gboolean
@@ -987,6 +1050,9 @@ gcm_client_add_saved (GcmClient *client, GError **error)
 	guint i;
 	GcmDevice *device;
 
+	/* copy from old location */
+	gcm_client_possibly_migrate_config_file (client);
+
 	/* get the config file */
 	filename = gcm_utils_get_default_config_location ();
 	egg_debug ("using %s", filename);
@@ -1034,6 +1100,9 @@ gcm_client_add_connected (GcmClient *client, GcmClientColdplug coldplug, GError
 
 	g_return_val_if_fail (GCM_IS_CLIENT (client), FALSE);
 
+	/* copy from old location */
+	gcm_client_possibly_migrate_config_file (client);
+
 	/* reset */
 	client->priv->loading_refcount = 0;
 
@@ -1374,6 +1443,7 @@ gcm_client_init (GcmClient *client)
 	client->priv->use_threads = FALSE;
 	client->priv->init_cups = FALSE;
 	client->priv->init_sane = FALSE;
+	client->priv->settings = g_settings_new (GCM_SETTINGS_SCHEMA);
 	client->priv->array = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
 	client->priv->screen = gcm_screen_new ();
 	g_signal_connect (client->priv->screen, "outputs-changed",
@@ -1406,6 +1476,7 @@ gcm_client_finalize (GObject *object)
 	g_ptr_array_unref (priv->array);
 	g_object_unref (priv->gudev_client);
 	g_object_unref (priv->screen);
+	g_object_unref (priv->settings);
 	if (client->priv->init_cups)
 		httpClose (priv->http);
 #ifdef GCM_USE_SANE
diff --git a/src/gcm-utils.c b/src/gcm-utils.c
index 10e3367..16be031 100644
--- a/src/gcm-utils.c
+++ b/src/gcm-utils.c
@@ -321,9 +321,9 @@ gcm_utils_mkdir_for_filename (const gchar *filename, GError **error)
 	GFile *parent_dir = NULL;
 
 	/* get a file from the URI / path */
-	file = g_file_new_for_uri (filename);
+	file = g_file_new_for_path (filename);
 	if (file == NULL)
-		file = g_file_new_for_path (filename);
+		file = g_file_new_for_uri (filename);
 	if (file == NULL) {
 		g_set_error (error, 1, 0, "could not resolve file for %s", filename);
 		goto out;
diff --git a/src/gcm-utils.h b/src/gcm-utils.h
index 7c1c380..384572f 100644
--- a/src/gcm-utils.h
+++ b/src/gcm-utils.h
@@ -46,6 +46,7 @@
 #define GCM_SETTINGS_CALIBRATION_LENGTH			"calibration-length"
 #define GCM_SETTINGS_SHOW_FINE_TUNING			"show-fine-tuning"
 #define GCM_SETTINGS_SHOW_NOTIFICATIONS			"show-notifications"
+#define GCM_SETTINGS_DONE_MIGRATION			"done-migration"
 
 #define GCM_SETTINGS_RECALIBRATE_PRINTER_THRESHOLD	"recalibrate-printer-threshold"
 #define GCM_SETTINGS_RECALIBRATE_DISPLAY_THRESHOLD	"recalibrate-display-threshold"