Improve support for binary parameters and outputs

Author: Kevin D Smith

swat/cas/connection.py

@@ -1035,7 +1035,8 @@ def _merge_param_args(self, parmlist, kwargs, action=None):
                         param['value'] = kwargs[param['name']].replace('"', '\\u0022')
                     # TODO: This should only happen for binary inputs (i.e., never)
                     elif isinstance(kwargs[param['name']], binary_types):
-                        param['value'] = kwargs[param['name']].replace('"', '\\u0022')
+#                       param['value'] = kwargs[param['name']].replace('"', '\\u0022')
+                        pass
                     else:
                         param['value'] = kwargs[param['name']]
 

swat/cas/rest/value.py

@@ -25,6 +25,7 @@
 
 import base64
 from .table import REST_CASTable
+from ..types import blob
 from ...utils.compat import (a2u, int32, int64, float64, text_types,
                              binary_types, int32_types, int64_types,
                              float64_types, items_types)
@@ -38,7 +39,7 @@ def _value2python(_value, soptions, errors, connection,
         if _value.get('_ctb'):
             return ctb2tabular(REST_CASTable(_value), soptions, connection)
         elif sorted(_value.keys()) == ['data', 'length']:
-            return base64.b64decode(_value['data'])
+            return blob(base64.b64decode(_value['data']))
 
         # Short circuit reflection data
         if 'actions' in _value and _value.get('actions', [{}])[0].get('params', False):

swat/cas/transformers.py

@@ -399,7 +399,7 @@ def ctb2tabular(_sw_table, soptions='', connection=None):
     'int64': lambda _sw_v, soptions, echk, conn: echk(_sw_v.getInt64(), _sw_v),
     'double': lambda _sw_v, soptions, echk, conn: echk(_sw_v.getDouble(), _sw_v),
     'blob': lambda _sw_v, soptions, echk, conn:
-        base64.b64decode(echk(_sw_v.getBlobBase64(), _sw_v)),
+        blob(base64.b64decode(echk(_sw_v.getBlobBase64(), _sw_v))),
     'string': lambda _sw_v, soptions, echk, conn:
         echk(a2u(_sw_v.getString(), 'utf-8'), _sw_v),
     'boolean': lambda _sw_v, soptions, echk, conn: