add support for validation rules (#83)

Co-authored-by: Aryan Iyappan <[email protected]>
Co-authored-by: Jonathan Kim <[email protected]>

Author: aryaniyaps

.gitignore

@@ -158,6 +158,9 @@ target/
 # pyenv
 .python-version
 
+# Pycharm venv
+venv/
+
 # pipenv
 #   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
 #   However, in case of collaboration, if having platform-specific dependencies or dependencies

docs/aiohttp.md

@@ -59,6 +59,7 @@ gql_view(request)  # <-- the instance is callable and expects a `aiohttp.web.Req
 `Template.render_async` instead of `Template.render`. If environment is not set, fallbacks to simple regex-based renderer.
  * `batch`: Set the GraphQL view as batch (for using in [Apollo-Client](http://dev.apollodata.com/core/network.html#query-batching) or [ReactRelayNetworkLayer](https://github.com/nodkz/react-relay-network-layer))
  * `middleware`: A list of graphql [middlewares](http://docs.graphene-python.org/en/latest/execution/middleware/).
+ * `validation_rules`: A list of graphql validation rules.
  * `max_age`: Sets the response header Access-Control-Max-Age for preflight requests.
  * `encode`: the encoder to use for responses (sensibly defaults to `graphql_server.json_encode`).
  * `format_error`: the error formatter to use for responses (sensibly defaults to `graphql_server.default_format_error`.

docs/flask.md

@@ -58,6 +58,7 @@ More info at [Graphene v3 release notes](https://github.com/graphql-python/graph
  * `graphiql_html_title`: The graphiql title to display. Defaults to **"GraphiQL"**.
  * `batch`: Set the GraphQL view as batch (for using in [Apollo-Client](http://dev.apollodata.com/core/network.html#query-batching) or [ReactRelayNetworkLayer](https://github.com/nodkz/react-relay-network-layer))
  * `middleware`: A list of graphql [middlewares](http://docs.graphene-python.org/en/latest/execution/middleware/).
+ * `validation_rules`: A list of graphql validation rules.   
  * `encode`: the encoder to use for responses (sensibly defaults to `graphql_server.json_encode`).
  * `format_error`: the error formatter to use for responses (sensibly defaults to `graphql_server.default_format_error`.
  * `subscriptions`: The GraphiQL socket endpoint for using subscriptions in graphql-ws.

docs/sanic.md

@@ -51,6 +51,7 @@ This will add `/graphql` endpoint to your app and enable the GraphiQL IDE.
 `Template.render_async` instead of `Template.render`. If environment is not set, fallbacks to simple regex-based renderer.
  * `batch`: Set the GraphQL view as batch (for using in [Apollo-Client](http://dev.apollodata.com/core/network.html#query-batching) or [ReactRelayNetworkLayer](https://github.com/nodkz/react-relay-network-layer))
  * `middleware`: A list of graphql [middlewares](http://docs.graphene-python.org/en/latest/execution/middleware/).
+ * `validation_rules`: A list of graphql validation rules.   
  * `max_age`: Sets the response header Access-Control-Max-Age for preflight requests.
  * `encode`: the encoder to use for responses (sensibly defaults to `graphql_server.json_encode`).
  * `format_error`: the error formatter to use for responses (sensibly defaults to `graphql_server.default_format_error`.

docs/webob.md

@@ -48,6 +48,7 @@ This will add `/graphql` endpoint to your app and enable the GraphiQL IDE.
  * `graphiql_html_title`: The graphiql title to display. Defaults to **"GraphiQL"**.
  * `batch`: Set the GraphQL view as batch (for using in [Apollo-Client](http://dev.apollodata.com/core/network.html#query-batching) or [ReactRelayNetworkLayer](https://github.com/nodkz/react-relay-network-layer))
  * `middleware`: A list of graphql [middlewares](http://docs.graphene-python.org/en/latest/execution/middleware/).
+ * `validation_rules`: A list of graphql validation rules.   
  * `encode`: the encoder to use for responses (sensibly defaults to `graphql_server.json_encode`).
  * `format_error`: the error formatter to use for responses (sensibly defaults to `graphql_server.default_format_error`.
  * `enable_async`: whether `async` mode will be enabled.

graphql_server/aiohttp/graphqlview.py

@@ -4,7 +4,7 @@
 from typing import List
 
 from aiohttp import web
-from graphql import ExecutionResult, GraphQLError
+from graphql import ExecutionResult, GraphQLError, specified_rules
 from graphql.type.schema import GraphQLSchema
 
 from graphql_server import (
@@ -34,6 +34,7 @@ class GraphQLView:
     graphiql_template = None
     graphiql_html_title = None
     middleware = None
+    validation_rules = None
     batch = False
     jinja_env = None
     max_age = 86400
@@ -75,6 +76,11 @@ def get_context(self, request):
     def get_middleware(self):
         return self.middleware
 
+    def get_validation_rules(self):
+        if self.validation_rules is None:
+            return specified_rules
+        return self.validation_rules
+
     @staticmethod
     async def parse_body(request):
         content_type = request.content_type
@@ -149,6 +155,7 @@ async def __call__(self, request):
                 root_value=self.get_root_value(),
                 context_value=self.get_context(request),
                 middleware=self.get_middleware(),
+                validation_rules=self.get_validation_rules(),
             )
 
             exec_res = (

graphql_server/flask/graphqlview.py

@@ -7,6 +7,7 @@
 from flask.views import View
 from graphql.error import GraphQLError
 from graphql.type.schema import GraphQLSchema
+from graphql import specified_rules
 
 from graphql_server import (
     GraphQLParams,
@@ -35,6 +36,7 @@ class GraphQLView(View):
     graphiql_template = None
     graphiql_html_title = None
     middleware = None
+    validation_rules = None
     batch = False
     subscriptions = None
     headers = None
@@ -73,6 +75,11 @@ def get_context(self):
     def get_middleware(self):
         return self.middleware
 
+    def get_validation_rules(self):
+        if self.validation_rules is None:
+            return specified_rules
+        return self.validation_rules
+
     def dispatch_request(self):
         try:
             request_method = request.method.lower()
@@ -95,6 +102,7 @@ def dispatch_request(self):
                 root_value=self.get_root_value(),
                 context_value=self.get_context(),
                 middleware=self.get_middleware(),
+                validation_rules=self.get_validation_rules(),
             )
             result, status_code = encode_execution_results(
                 execution_results,

graphql_server/quart/graphqlview.py

@@ -4,7 +4,7 @@
 from functools import partial
 from typing import List
 
-from graphql import ExecutionResult
+from graphql import ExecutionResult, specified_rules
 from graphql.error import GraphQLError
 from graphql.type.schema import GraphQLSchema
 from quart import Response, render_template_string, request
@@ -37,6 +37,7 @@ class GraphQLView(View):
     graphiql_template = None
     graphiql_html_title = None
     middleware = None
+    validation_rules = None
     batch = False
     enable_async = False
     subscriptions = None
@@ -76,6 +77,11 @@ def get_context(self):
     def get_middleware(self):
         return self.middleware
 
+    def get_validation_rules(self):
+        if self.validation_rules is None:
+            return specified_rules
+        return self.validation_rules
+
     async def dispatch_request(self):
         try:
             request_method = request.method.lower()
@@ -98,6 +104,7 @@ async def dispatch_request(self):
                 root_value=self.get_root_value(),
                 context_value=self.get_context(),
                 middleware=self.get_middleware(),
+                validation_rules=self.get_validation_rules(),
             )
             exec_res = (
                 [

graphql_server/sanic/graphqlview.py

@@ -4,7 +4,7 @@
 from functools import partial
 from typing import List
 
-from graphql import ExecutionResult, GraphQLError
+from graphql import ExecutionResult, GraphQLError, specified_rules
 from graphql.type.schema import GraphQLSchema
 from sanic.response import HTTPResponse, html
 from sanic.views import HTTPMethodView
@@ -36,6 +36,7 @@ class GraphQLView(HTTPMethodView):
     graphiql_template = None
     graphiql_html_title = None
     middleware = None
+    validation_rules = None
     batch = False
     jinja_env = None
     max_age = 86400
@@ -77,6 +78,11 @@ def get_context(self, request):
     def get_middleware(self):
         return self.middleware
 
+    def get_validation_rules(self):
+        if self.validation_rules is None:
+            return specified_rules
+        return self.validation_rules
+
     async def dispatch_request(self, request, *args, **kwargs):
         try:
             request_method = request.method.lower()
@@ -103,6 +109,7 @@ async def dispatch_request(self, request, *args, **kwargs):
                     root_value=self.get_root_value(),
                     context_value=self.get_context(request),
                     middleware=self.get_middleware(),
+                    validation_rules=self.get_validation_rules(),
                 )
                 exec_res = (
                     [

graphql_server/webob/graphqlview.py

@@ -5,6 +5,7 @@
 
 from graphql.error import GraphQLError
 from graphql.type.schema import GraphQLSchema
+from graphql import specified_rules
 from webob import Response
 
 from graphql_server import (
@@ -35,6 +36,7 @@ class GraphQLView:
     graphiql_template = None
     graphiql_html_title = None
     middleware = None
+    validation_rules = None
     batch = False
     enable_async = False
     subscriptions = None
@@ -73,6 +75,11 @@ def get_context(self, request):
     def get_middleware(self):
         return self.middleware
 
+    def get_validation_rules(self):
+        if self.validation_rules is None:
+            return specified_rules
+        return self.validation_rules
+
     def dispatch_request(self, request):
         try:
             request_method = request.method.lower()
@@ -98,6 +105,7 @@ def dispatch_request(self, request):
                 root_value=self.get_root_value(),
                 context_value=self.get_context(request),
                 middleware=self.get_middleware(),
+                validation_rules=self.get_validation_rules(),
             )
             result, status_code = encode_execution_results(
                 execution_results,