# Start the login procedure.
result = authomatic.login(DjangoAdapter(request, response), provider_name)
 
# If there is no result, the login procedure is still pending.
# Don't write anything to the response if there is no result!
if result:
    # If there is result, the login procedure is over and we can write to response.
    response.write('<a href="..">Home</a>')
    
    if result.error:
        # Login procedure finished with an error.
        response.write('<h2>Damn that error: {0}</h2>'.format(result.error.message))
    
    elif result.user:
        # Hooray, we have the user! # OAuth 2.0 and OAuth 1.0a provide only limited user data on login,
        # We need to update the user to get more info.
        if not (result.user.name and result.user.id):
            result.user.update()
        
        # Welcome the user.
        response.write(u'<h1>Hi {0}</h1>'.format(result.user.name))
        response.write(u'<h2>Your id is: {0}</h2>'.format(result.user.id))
        response.write(u'<h2>Your email is: {0}</h2>'.format(result.user.email))
        
        # Seems like we're done, but there's more we can do...
        
        # If there are credentials (only by AuthorizationProvider),
        # we can _access user's protected resources.
        if result.user.credentials:
            
            # Each provider has it's specific API.
            if result.provider.name == 'fb':
                response.write('Your are logged in with Facebook.<br />')
                
                # We will access the user's 5 most recent statuses.
                url = 'https://graph.facebook.com/{0}?fields=feed.limit(5)'
                url = url.format(result.user.id)
                
                # Access user's protected resource.
                access_response = result.provider.access(url)
                
                if access_response.status == 200:
                    # Parse response.
                    statuses = access_response.data.get('feed').get('data')
                    error = access_response.data.get('error')
                    
                    if error:
                        response.write(u'Damn that error: {0}!'.format(error))
                    elif statuses:
                        response.write('Your 5 most recent statuses:<br />')
                        for message in statuses:text = message.get('message')
                            date = message.get('created_time')
                            
                            response.write(u'<h3>{0}</h3>'.format(text))
                            response.write(u'Posted on: {0}'.format(date))
                else:
                    response.write('Damn that unknown error!<br />')
                    response.write(u'Status: {0}'.format(response.status))
                
            if result.provider.name == 'tw':
                response.write('Your are logged in with Twitter.<br />')
                
                # We will get the user's 5 most recent tweets.
                url = 'https://api.twitter.com/1.1/statuses/user_timeline.json'
                
                # You can pass a dictionary of querystring parameters.
                access_response = result.provider.access(url, {'count': 5})
                                        
                # Parse response.
                if access_response.status == 200:
                    if type(access_response.data) is list:
                        # Twitter returns the tweets as a JSON list.
                        response.write('Your 5 most recent tweets:')
                        for tweet in access_response.data:
                            text = tweet.get('text')
                            date = tweet.get('created_at')
                            
                            response.write(u'<h3>{0}</h3>'.format(text))
                            response.write(u'Tweeted on: {0}'.format(date))
                            
                    elif response.data.get('errors'):
                        response.write(u'Damn that error: {0}!'.\
                                            format(response.data.get('errors')))
                else:
                    response.write('Damn that unknown error!<br />')
                    response.write(u'Status: {0}'.format(response.status))

return response