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[wolnelektury.git] / src / api / request_validator.py

diff --git a/src/api/request_validator.py b/src/api/request_validator.py
index b8554ad..9a4be2d 100644 (file)
--- a/src/api/request_validator.py
+++ b/src/api/request_validator.py
@@ -1,12 +1,14 @@
-# -*- coding: utf-8 -*-

 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #

+import time

 from oauthlib.oauth1 import RequestValidator
 from oauthlib.oauth1 import RequestValidator

-from piston.models import Consumer, Nonce, Token
+from api.models import Consumer, Nonce, Token

 
 
 class PistonRequestValidator(RequestValidator):
 
 
 class PistonRequestValidator(RequestValidator):

+    timestamp_threshold = 300
+

     dummy_access_token = '!'
     realms = ['API']
 
     dummy_access_token = '!'
     realms = ['API']
 


@@ -17,19 +19,48 @@ class PistonRequestValidator(RequestValidator):
     # iOS app generates 8-char nonces.
     nonce_length = 8, 250
 
     # iOS app generates 8-char nonces.
     nonce_length = 8, 250
 

-    # Because piston.models.Token.key is char(18).
+    # Because Token.key is char(18).
+    request_token_length = 18, 32

     access_token_length = 18, 32
     access_token_length = 18, 32

+    # TODO: oauthlib request-access switch.

 
     def check_client_key(self, client_key):
         """We control the keys anyway."""
         return True
 
 
     def check_client_key(self, client_key):
         """We control the keys anyway."""
         return True
 

-    def get_access_token_secret(self, client_key, token, request):
+    def get_request_token_secret(self, client_key, token, request):

         return request.token.secret
 
         return request.token.secret
 

+    def get_access_token_secret(self, client_key, token, request):
+        if request.token:
+            return request.token.secret
+        else:
+            try:
+                token = Token.objects.get(
+                    token_type=Token.ACCESS,
+                    consumer__key=client_key,
+                    key=token
+                )
+            except: return None
+            return token.secret
+

     def get_default_realms(self, client_key, request):
         return ['API']
 
     def get_default_realms(self, client_key, request):
         return ['API']
 

+    def validate_request_token(self, client_key, token, request):
+        try:
+            token = Token.objects.get(
+                token_type=Token.REQUEST,
+                consumer__key=client_key,
+                key=token,
+                is_approved=True,
+            )
+        except Token.DoesNotExist:
+            return False
+        else:
+            request.token = token
+            return True
+

     def validate_access_token(self, client_key, token, request):
         try:
             token = Token.objects.get(
     def validate_access_token(self, client_key, token, request):
         try:
             token = Token.objects.get(


@@ -45,7 +76,8 @@ class PistonRequestValidator(RequestValidator):
 
     def validate_timestamp_and_nonce(self, client_key, timestamp, nonce,
                                      request, request_token=None, access_token=None):
 
     def validate_timestamp_and_nonce(self, client_key, timestamp, nonce,
                                      request, request_token=None, access_token=None):

-        # TODO: validate the timestamp
+        if abs(time.time() - int(timestamp)) > self.timestamp_threshold:
+            return False

         token = request_token or access_token
         # Yes, this is what Piston did.
         if token is None:
         token = request_token or access_token
         # Yes, this is what Piston did.
         if token is None:


@@ -72,6 +104,9 @@ class PistonRequestValidator(RequestValidator):
     def validate_redirect_uri(self, *args, **kwargs):
         return True
 
     def validate_redirect_uri(self, *args, **kwargs):
         return True
 

+    def validate_verifier(self, client_key, token, verifier, request):
+        return True
+

     def get_client_secret(self, client_key, request):
         return request.oauth_consumer.secret
 
     def get_client_secret(self, client_key, request):
         return request.oauth_consumer.secret
 


@@ -83,3 +118,41 @@ class PistonRequestValidator(RequestValidator):
             secret=token['oauth_token_secret'],
             consumer=request.oauth_consumer,
         )
             secret=token['oauth_token_secret'],
             consumer=request.oauth_consumer,
         )

+
+    def save_access_token(self, token, request):
+        Token.objects.create(
+            token_type=Token.ACCESS,
+            timestamp=request.timestamp,
+            key=token['oauth_token'],
+            secret=token['oauth_token_secret'],
+            consumer=request.oauth_consumer,
+            user=request.token.user,
+        )
+
+    def verify_request_token(self, token, request):
+        return Token.objects.filter(
+            token_type=Token.REQUEST, key=token, is_approved=False
+        ).exists()
+
+    def get_realms(self, *args, **kwargs):
+        return []
+
+    def save_verifier(self, token, verifier, request):
+        Token.objects.filter(
+            token_type=Token.REQUEST,
+            key=token,
+            is_approved=False
+        ).update(
+            is_approved=True,
+            user=verifier['user']
+        )
+
+    def get_redirect_uri(self, token, request):
+        return request.redirect_uri
+
+    def invalidate_request_token(self, client_key, request_token, request):
+        Token.objects.filter(
+            token_type=Token.REQUEST,
+            key=request_token,
+            consumer__key=client_key,
+        )