JoeBergantine Home View Cached API Calls (for sharing)

views.py

import json
import urllib2

from datetime import datetime
from pytz import timezone

from django.core.cache import cache
from django.views.generic import TemplateView


class HomeView(TemplateView):
    template_name = "home.html"

    def get_context_data(self, **kwargs):
        mountain = timezone('US/Mountain')

        if not cache.get('latest_72ppi'):
            try:
                req = urllib2.urlopen('http://72ppi.us/archives/latest.json')
                latest_72ppi = json.load(req)['entries'][0]
                latest_72ppi['pub_pyo'] = mountain.localize(datetime.strptime(
                    latest_72ppi['created_at'], '%Y-%m-%dT%H:%M:%S-07:00'))
                cache.set('latest_72ppi', latest_72ppi, 3600)
            except:
                pass

        if not cache.get('latest_delicious'):
            try:
                req = urllib2.urlopen(
                    'http://feeds.delicious.com/v2/json/jbergantine?count=1')
                latest_delicious = json.load(req)[0]
                latest_delicious['pub_pyo'] = mountain.localize(
                    datetime.strptime(latest_delicious['dt'],
                        '%Y-%m-%dT%H:%M:%SZ'))
                cache.set('latest_delicious', latest_delicious, 3600)
            except:
                pass

        if not cache.get('latest_twitter'):
            try:
                req = urllib2.urlopen(
                    'https://api.twitter.com/1/statuses/user_timeline.json?'\
                    'include_entities=true&screen_name=jbergantine'\
                    '&count=1&exclude_replies=true&include_rts=false')
                latest_twitter = json.load(req)[0]
                latest_twitter['pub_pyo'] = mountain.localize(
                    datetime.strptime(
                        latest_twitter['created_at'],
                        '%a %b %d %H:%M:%S +0000 %Y'))
                cache.set('latest_twitter', latest_twitter, 3600)
            except:
                pass

        # Call the base implementation first to get a context
        context = super(HomeView, self).get_context_data(**kwargs)
        # Add in conext objects
        context['latest_72ppi'] = cache.get('latest_72ppi')
        context['latest_delicious'] = cache.get('latest_delicious')
        context['latest_twitter'] = cache.get('latest_twitter')
        return context