From 011e8802b248ffa39fa40d4931d2577256d01bd7 Mon Sep 17 00:00:00 2001
From: Ivan Alejandro <ivanalejandro0@gmail.com>
Date: Tue, 6 Aug 2013 18:20:59 -0300
Subject: Handle schemas and api versions in base class.

---
 src/leap/common/config/baseconfig.py | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/leap/common/config/baseconfig.py b/src/leap/common/config/baseconfig.py
index 7bf08dd..ba87df9 100644
--- a/src/leap/common/config/baseconfig.py
+++ b/src/leap/common/config/baseconfig.py
@@ -61,13 +61,25 @@ class BaseConfig:
     def __init__(self):
         self._data = {}
         self._config_checker = None
+        self._api_version = None
 
     @abstractmethod
+    def _get_schema(self):
+        """
+        Returns the schema corresponding to the version given.
+
+        :rtype: dict or None if the version is not supported.
+        """
+        pass
+
     def _get_spec(self):
         """
         Returns the spec object for the specific configuration.
         """
-        return None
+        leap_assert(self._api_version is not None,
+                    "You should set the API version.")
+
+        return self._get_schema()
 
     def _safe_get_value(self, key):
         """
@@ -79,6 +91,17 @@ class BaseConfig:
         leap_assert(self._config_checker, "Load the config first")
         return self._config_checker.config.get(key, None)
 
+    def set_api_version(self, version):
+        """
+        Sets the supported api version.
+
+        :param api_version: the version of the api supported by the provider.
+        :type api_version: str
+        """
+        self._api_version = version
+        leap_assert(self._get_schema(self._api_version) is not None,
+                    "Version %s is not supported." % (version, ))
+
     def get_path_prefix(self):
         """
         Returns the platform dependant path prefixer
-- 
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