google-api-ruby-client/examples/buzz/buzz.rb

126 lines
3.3 KiB
Ruby

$:.unshift('lib')
#####!/usr/bin/ruby1.8
# Copyright:: Copyright 2011 Google Inc.
# License:: All Rights Reserved.
# Original Author:: Bob Aman
# Maintainer:: Daniel Dobson (mailto:wolff@google.com)
# Maintainer:: Jenny Murphy (mailto:mimming@google.com)
require 'rubygems'
require 'sinatra'
require 'google/api_client'
require 'httpadapter/adapters/net_http'
require 'pp'
use Rack::Session::Pool, :expire_after => 86400 # 1 day
# Configuration
# See README for getting API id and secret
if (ARGV.size < 2)
set :oauth_client_id, 'oauth_client_id'
set :oauth_client_secret, 'oauth_client_secret'
if (settings.oauth_client_id == 'oauth_client_id')
puts 'See README for getting API id and secret. Server terminated.'
exit(0)
end
else
set :oauth_client_id, ARGV[0]
set :oauth_client_secret, ARGV[1]
end
# Configuration that you probably don't have to change
set :oauth_scopes, 'https://www.googleapis.com/auth/buzz'
class TokenPair
@refresh_token
@access_token
@expires_in
@issued_at
def update_token!(object)
@refresh_token = object.refresh_token
@access_token = object.access_token
@expires_in = object.expires_in
@issued_at = object.issued_at
end
def to_hash
return {
:refresh_token => @refresh_token,
:access_token => @access_token,
:expires_in => @expires_in,
:issued_at => Time.at(@issued_at)
}
end
end
# At the beginning of any request, make sure the OAuth token is available.
# If it's not available, kick off the OAuth 2 flow to authorize.
before do
@client = Google::APIClient.new(
:authorization => :oauth_2,
:host => 'www.googleapis.com',
:http_adapter => HTTPAdapter::NetHTTPAdapter.new
)
@client.authorization.client_id = settings.oauth_client_id
@client.authorization.client_secret = settings.oauth_client_secret
@client.authorization.scope = settings.oauth_scopes
@client.authorization.redirect_uri = to('/oauth2callback')
@client.authorization.code = params[:code] if params[:code]
if session[:token]
# Load the access token here if it's available
@client.authorization.update_token!(session[:token].to_hash)
end
@buzz = @client.discovered_api('buzz')
unless @client.authorization.access_token || request.path_info =~ /^\/oauth2/
redirect to('/oauth2authorize')
end
end
# Part of the OAuth flow
get '/oauth2authorize' do
<<OUT
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Google Ruby API Buzz Sample</title>
</head>
<body>
<header><h1>Google Ruby API Buzz Sample</h1></header>
<div class="box">
<a class='login' href='#{@client.authorization.authorization_uri.to_s}'>Connect Me!</a>
</div>
</body>
</html>
OUT
end
# Part of the OAuth flow
get '/oauth2callback' do
@client.authorization.fetch_access_token!
unless session[:token]
token_pair = TokenPair.new
token_pair.update_token!(@client.authorization)
# Persist the token here
session[:token] = token_pair
end
redirect to('/')
end
# The method you're probably actually interested in. This one lists a page of your
# most recent activities
get '/' do
response = @client.execute(
@buzz.activities.list,
'userId' => '@me', 'scope' => '@consumption', 'alt'=> 'json'
)
status, headers, body = response
[status, {'Content-Type' => 'application/json'}, body]
end