101 lines
3.8 KiB
Python
101 lines
3.8 KiB
Python
from django.shortcuts import render
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from django.views import View
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from django.views.generic.base import TemplateView
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from django.conf import settings
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from django.http import HttpResponse
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from django.http import HttpResponseRedirect
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from django.db.models import Max
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import requests
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import hashlib
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import json
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from .models import User
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from .models import Show
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from .models import Submission
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from .models import DiscussionBoard
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# Create your views here.
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# Redirect url should point to this view
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class LoginRedirect(View):
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def get(self, req):
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# Check request has correct arguments
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request_valid = 'state' in req.GET and 'code' in req.GET
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if not request_valid:
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r = HttpResponse('<h1>Error</h1><p>There was an error in your request. Please <a href=/login>try again</a></p>')
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r.status = 400
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return r
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# Check state
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userstate = generateState(req)
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if userstate == req.GET['state']:
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code = req.GET['code']
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resp = requests.post(
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settings.AUTH_TOKEN_ENDPOINT+"token",
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data={
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'grant_type':'authorization_code',
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'code':code,
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'redirect_uri':settings.AUTH_REDIRECT_URL,
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'client_id':settings.AUTH_CLIENT_ID
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},
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headers = {
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'Authorization':'Basic %s'%settings.AUTH_B64
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}
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)
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resp_json = resp.json()
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if 'error' in resp_json:
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r = HttpResponse('<h1>OAuth Error</h1><pre>%s</pre>'%json.dumps(resp_json))
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r.status = 500
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return r
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else:
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user_info = requests.get(
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settings.AUTH_TOKEN_ENDPOINT+"user",
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headers = {
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'Authorization': 'Bearer ' + resp_json['access_token']
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}
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).json()
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req.session['user_id'] = user_info['uuid']
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matches = User.objects.filter(user_id=user_info['uuid'])
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if not len(matches):
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user = User(
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user_id = user_info['uuid'],
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email = user_info['email'],
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display_name = user_info['display_name']
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)
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user.save()
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req.session['token'] = resp_json['access_token']
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return HttpResponseRedirect('/')
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else:
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return HttpResponse('<h1>Unmatching state tokens</h1><br><p>It looks like the request to login wasn\'t started by you. Try going back to the home page and logging in again.</p>', status=400)
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class Login(View):
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def get(self, req):
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url = '%sauthorize?response_type=code&client_id=%s&redirect_uri=%s&scope=email&state=%s'%(settings.AUTH_TOKEN_ENDPOINT,settings.AUTH_CLIENT_ID,settings.AUTH_REDIRECT_URL, generateState(req))
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response = HttpResponse("Redirecting you to the IcyNet auth page...")
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response.status_code = 302
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response['Location'] = url
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return response
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def generateState(request):
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request.session.save()
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m = hashlib.sha256()
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m.update(bytearray(request.session.session_key, 'utf-8'))
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m.update(bytearray(settings.SECRET_KEY, 'utf-8'))
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return m.hexdigest()
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class LandingPage(TemplateView):
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template_name = "landing_page.html"
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def get_context_data(self, **kwargs):
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ctx = super().get_context_data()
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ctx['recent'] = Show.objects.annotate(recency=Max('episodes__airdate')).order_by('-recency')[:8]
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ctx['stats'] = {
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'shows': Show.objects.count(),
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'episodes': Submission.objects.count(),
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'boards': DiscussionBoard.objects.count()
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}
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return ctx
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