[discident-glib] ean: Return an error when EAN lookup fails (async)

[Bastien Nocera <hadess src gnome org>]

commit 6adfa381b3d8b661d5c3eb1ee6689f74330dbfa5
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Apr 3 00:06:45 2013 +0200

    ean: Return an error when EAN lookup fails (async)
    
    This was error out properly for sync, but not for async.

 discident-glib/discident-ean-glib.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/discident-glib/discident-ean-glib.c b/discident-glib/discident-ean-glib.c
index 0bb39bf..f590067 100644
--- a/discident-glib/discident-ean-glib.c
+++ b/discident-glib/discident-ean-glib.c
@@ -377,6 +377,7 @@ static void
 got_body_query (SoupMessage *msg,
                QueryData   *data)
 {
+       const char *barcode;
        char *response;
        char *title = NULL;
        char *img_url = NULL;
@@ -404,6 +405,17 @@ got_body_query (SoupMessage *msg,
        }
        g_free (response);
 
+       barcode = g_object_get_data (G_OBJECT (data->simple), "barcode");
+       if (g_strcmp0 (title, barcode) == 0) {
+               g_simple_async_result_set_error (data->simple,
+                                                DISCIDENT_ERROR,
+                                                DISCIDENT_ERROR_EMPTY_RESPONSE,
+                                                "No response for requested barcode");
+               g_free (title);
+               g_free (img_url);
+               goto out;
+       }
+
        g_object_set_data_full (G_OBJECT (data->simple), "image-url", img_url, g_free);
        g_simple_async_result_set_op_res_gpointer (data->simple, title, NULL);