Class: Authoritarian::Twitter

Inherits:
Object
  • Object
show all
Defined in:
lib/authoritarian/twitter.rb

Overview

This class performs OAuth authorization for Twitter user accounts.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(consumer_key = nil, consumer_secret = nil) ⇒ Twitter

Creates a Twitter OAuth authorizer.



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# File 'lib/authoritarian/twitter.rb', line 9

def initialize(consumer_key=nil, consumer_secret=nil)
  self.consumer_key    = consumer_key
  self.consumer_secret = consumer_secret
end

Instance Attribute Details

#consumer_key ⇒ Object

The consumer key for the application that is authorizing the user.



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# File 'lib/authoritarian/twitter.rb', line 20

def consumer_key
  @consumer_key
end

#consumer_secret ⇒ Object

The consumer secret for the application that is authorizing the user.



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# File 'lib/authoritarian/twitter.rb', line 23

def consumer_secret
  @consumer_secret
end

Instance Method Details

#authorize(username, password) ⇒ Object

Public Methods



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# File 'lib/authoritarian/twitter.rb', line 30

def authorize(username, password)
  # Generate request token
  request_token = consumer.get_request_token
  
  # Create in-process browser
  mechanize = Mechanize.new do |agent|
    #agent.user_agent_alias = 'Authoritarian'
  end

  # Request authorization
  mechanize.get(generate_authorize_url(request_token)) do ||
    # Login and allow
    form = *.forms
    form.field_with(:name => 'session[username_or_email]').value = username
    form.field_with(:name => 'session[password]').value = password
    auth_page = form.submit(form.button_with(:value => 'Allow'))
    
    # Verify returned page has no errors
    error = auth_page.parser.css('p.oauth-errors').text.strip
    if error != ''
      raise Authoritarian::InvalidLoginError.new(error)
    end
    
    # If not then get access token from PIN
    pin = auth_page.parser.css('div#oauth_pin').text.strip

    # Create OAuth token from PIN
    access_token = request_token.get_access_token(:oauth_verifier => pin)
    return {:token => access_token.token, :secret => access_token.secret}
  end

  return nil
end