change rpki.gui.models.IPV6AddressField.get_db_prep_value() to return `long` rather than a string

add a custom encoder to the mysql database connection which converts long
values to hex strings when generating SQL statements

closes #434

svn path=/trunk/; revision=5093

1 files changed, 6 insertions, 1 deletions

diff --git a/rpkid/rpki/gui/models.py b/rpkid/rpki/gui/models.py
index 0ea0924b..d6073c2f 100644
--- a/rpkid/rpki/gui/models.py
+++ b/rpkid/rpki/gui/models.py
@@ -39,7 +39,12 @@ class IPv6AddressField(models.Field):
         return rpki.POW.IPAddress.fromBytes(value)
 
     def get_db_prep_value(self, value, connection, prepared):
-        return value.toBytes()
+        """
+        Note that we add a custom conversion to encode long values as hex
+        strings in SQL statements.  See settings.get_conv() for details.
+
+        """
+        return long(value)
 
 
 class IPv4AddressField(models.Field):