Device flow messages.

Bumped version.

Author: rohe

src/oidcmsg/__init__.py

@@ -1,5 +1,5 @@
 __author__ = 'Roland Hedberg'
-__version__ = '0.6.8'
+__version__ = '0.6.9'
 
 
 VERIFIED_CLAIM_PREFIX = '__verified'

src/oidcmsg/oauth2/device_authorization.py

@@ -0,0 +1,36 @@
+from oidcmsg import oidc
+from oidcmsg.exception import MissingRequiredAttribute
+from oidcmsg.message import Message
+from oidcmsg.message import SINGLE_OPTIONAL_INT
+from oidcmsg.message import SINGLE_OPTIONAL_STRING
+from oidcmsg.message import SINGLE_REQUIRED_INT
+from oidcmsg.message import SINGLE_REQUIRED_STRING
+
+
+class AuthorizationRequest(Message):
+    c_param = {
+        "client_id": SINGLE_REQUIRED_STRING,
+        "scope": SINGLE_OPTIONAL_STRING,
+    }
+
+
+class AuthorizationResponse(Message):
+    c_param = {
+        "device_code": SINGLE_REQUIRED_STRING,
+        "user_code": SINGLE_REQUIRED_STRING,
+        "verification_uri": SINGLE_REQUIRED_STRING,
+        "verification_uri_complete": SINGLE_OPTIONAL_STRING,
+        "expires_in": SINGLE_REQUIRED_INT,
+        "interval": SINGLE_OPTIONAL_INT,
+    }
+
+
+class AccessTokenRequest(oidc.AccessTokenRequest):
+    def verify(self, **kwargs):
+        super(AccessTokenRequest, self).verify(**kwargs)
+
+        if "device_code" in self:
+            # then both client_id and grant_type MUST be present
+            for claim in ["grant_type", "client_id"]:
+                if claim not in self:
+                    raise MissingRequiredAttribute(claim)