[geocode-glib/fix-segfault-json-parse] geocode-nominatim: Fix parsing of integer JSON values

[Marcus Lundblad <mlundblad src gnome org>]

commit 3b9ea70dc27818fe95386bbc66b51b2ee64b3652
Author: Marcus Lundblad <ml update uu se>
Date:   Sun Mar 10 22:59:53 2019 +0100

    geocode-nominatim: Fix parsing of integer JSON values
    
    It seems Nominatim has changed to (sometimes) use integer
    values for certain values (such as osm_id and rank) instead
    of strings as it was always before.
    
    Fixes #5

 geocode-glib/geocode-nominatim.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/geocode-glib/geocode-nominatim.c b/geocode-glib/geocode-nominatim.c
index c1f6bc7..80f2dd0 100644
--- a/geocode-glib/geocode-nominatim.c
+++ b/geocode-glib/geocode-nominatim.c
@@ -1073,7 +1073,10 @@ _geocode_read_nominatim_attributes (JsonReader *reader,
                                value = json_node_get_string (node);
                                if (value && *value == '\0')
                                        value = NULL;
-                       }
+                       } else if (json_node_get_value_type (node) == G_TYPE_INT64) {
+        guint64 int_value = json_node_get_int (node);
+        value = g_strdup_printf ("%ld", int_value);
+      }
                }
 
                if (value != NULL) {