Back-end service for server-side rendering react applications through Django
Project description
React SSR (Backend)
Description
Back-end service for server-side rendering react applications through Django.
Installation
pip install react-ssr
Views
-
ReactView
A class based view that uses
RenderMixin
.
Mixins
-
AuthStateMixin
-
Attributes
-
auth_state_name
The name of the auth state in the reducer.
-
auth_state_user_key
The key used to store the user object in the auth state.
-
auth_state_tokens_key
The key used to store the tokens in the auth state.
-
auth_state_user_serializer
The path to the user serializer class.
-
auth_state_user_serializer_class
The imported user serializer class.
-
-
Methods
-
get_auth_state_user_serializer_class()
Returns the user serializer class to use.
-
get_auth_state_user(request)
Returns the serialized current user object.
-
get_auth_state_tokens(request)
Should return a dictionary with the JWT to use.
-
get_auth_state(request)
Returns a dictionary to use as the auth state.
-
get_initial_state(request, *args, **kwargs)
Adds the auth state to the initial state dictionary.
-
-
-
DefaultStateMixin
-
Attributes
-
default_state_timeout
The amount of time to wait before cancelling the request.
-
default_state_url
The url to use to get the default state. (Expects the use of
@alexseitsinger/react-ssr
ndde package) -
default_state_headers
The headers to use in the request to get the default state.
-
-
Methods
-
get_default_state_headers()
Returns a dictionary of headers to use in the request for getting a default state.
-
get_default_state(reducer_name)
Returns the default state of the reducer by reading the
state.json
file from the reducer's directory.
-
-
-
RenderMixin
-
Attributes
-
render_template_name
The template that expects to use our context.
-
render_url
The URL to request our renders from.
-
render_timeout
The time to wait before cancelling our render request.
-
render_headers
A dictionary of headers to use when sending the render request.
-
-
Methods
-
get_page_state(request, *args, **kwargs)
Returns a dictionary to update the initial state for redux store.
-
get_initial_state(request, *args, **kwargs)
Returns a dictionary to use as the intial state for the redux store.
-
get_context(response)
Returns the dictionary to use from the rendered front-end, as a context for a django template.
-
get_render_payload(request, intitial_state)
Returns the dictionary to use in the request to render the front-end.
-
get_render_headers(request)
Returns a dictionary of headers to use in the request to render the front-end.
-
render_frontend(render_payload, render_headers)
Returns the JSON data from the rendered front-end application.
-
render_backend(request, context)
Returns a rendered django template using the context provided.
-
get(request, *args, **kwargs)
Returns a rendered django template response using the context from the
render_frontend
call.
-
-
-
SecretKeyMixin
-
Attributes
-
secret_key_header_name
The name to use to pass the secret key as a header. (Expects to be received by the Node server from
@alexseitsinger/react-ssr
) -
secret_key
The value of the secret key.
-
-
Methods
-
get_render_headers(request)
Adds the
secret-key
header to the dictionary of headers used in the request fromrender_frontend
. -
get_default_state_headers()
Adds the
secret-key
header to the dictionary of headers used in the request fromget_default_state
. -
get_secret_key_header()
Returns a dictionary containing the
secret-key
header to use for other requests.
-
-
UserAgentMixin
-
Attributes
-
user_agent_header_name
The name of the header to read from requests to get the
user-agent
. This is passed onto the render requests.
-
-
Methods
-
get_render_headers(request)
Adds the
user-agent
header to the dictionary of headers used in the request fromrender_frontend
. -
get_user_agent_header()
Returns a dictionary containing the
user-agent
header to use in other requests.
-
Example
settings.py
INSTALLED_APPS = [
...
"react_ssr"
]
REACT_SSR = {
"RENDER": {
"URL": "https://0.0.0.0:3000/render",
"TIMEOUT": 5.0,
"TEMPLATE_NAME": "index.html",
}
"STATE": {
"URL": "http://0.0.0.0:3000/state",
"TIMEOUT": 5.0,
"AUTH": {
"USER_SERIALIZER": "path.to.user.serializer.UserSerializer",
"USER_KEY": "user",
"TOKENS_KEY": "tokens",
"NAME": "auth",
}
},
"SECRET_KEY": {
"HEADER_NAME": "secret-key",
"VALUE": "THIS_IS_A_SECRET_KEY",
}
}
index.html
{% extends "react_ssr/base.html" %}
{% load render_bundle from webpack_loader %}
{% load static %}
{% block head %}
<script>window.__STATE__ == {{ state | safe }};</script>
{% endblock %}
{% block body %}
<main role="main">{{ html | safe }}</main>
{% render_bundle "runtime" %}
{% render_bundle "vendors" %}
{% render_bundle "main" %}
{% endblock %}
urls.py
from django.conf.urls import url
from . import views
urlpatterns = [
...
url(r"^$" views.IndexPageView.as_view(), name="index"),
...
]
views.py
from react_ssr.views import ReactView
from react_ssr.mixins.default_state import DefaultStateMixin
class ReactViewBase(DefaultStateMixin, ReactView):
context_names = ["title", "meta"]
def get_auth_state_tokens(self, request):
refresh_token = "fdsafdsad23423"
access_token = "fdsafsd432432fdsaf"
return {
"refresh": str(refresh_token),
"access": str(access_token)
}
def get_context(self, response):
# Get the default template context data.
context = super().get_context(response)
# For each name in context_names, find it in the response content.
# If the data exists, add it to the template context to render with.
for name in self.context_names:
data = response.get(name, None)
if data is not None:
context.update({name: data})
return context
class IndexPageView(ReactViewBase):
def get_page_state(self, request, *args, **kwargs):
# Get the default state from the reducer
default_state = self.get_default_state("landing")
# Get the initial page state dict to use from the base class.
page_state = super().get_page_state(request)
# Update the state object to use with the state for this reducer.
page_state.update({"landing": default_state})
# Return the state object for rendering.
return page_state
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