Class: AmazonSellerCentral::Mechanizer

Inherits:
Object
  • Object
show all
Defined in:
lib/amazon_seller_central/mechanizer.rb

Defined Under Namespace

Classes: AgentResetError, CapchaPresentError, FormNotFoundError, LinkNotFoundError

Constant Summary collapse

MASQUERADE_AGENTS = 
['Mac Safari', 'Mac FireFox', 'Linux Firefox', 'Windows IE 9']
VERIF_PAGE_PATTERN =

constants for the verification page if logged in from a new device

/What is the ZIP Code/
VERIF_PAGE_FORM_NAME = 
'ap_dcq_form'
VERIF_PAGE_FIELD_NAME = 
'dcq_question_subjective_1'
VERIF_PAGE_ZIP_CODE = 
'20706'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Mechanizer

Returns a new instance of Mechanizer.



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# File 'lib/amazon_seller_central/mechanizer.rb', line 14

def initialize
  @logged_in = false
end

Instance Attribute Details

#agent ⇒ Object (readonly)

Returns the value of attribute agent.



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# File 'lib/amazon_seller_central/mechanizer.rb', line 12

def agent
  @agent
end

Instance Method Details

Raises:



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# File 'lib/amazon_seller_central/mechanizer.rb', line 91

def follow_link_with(options)
  raise AgentResetError unless last_page
  link = last_page.link_with(options)
  raise LinkNotFoundError unless link
  agent.click(link)
end

#last_page ⇒ Object 



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# File 'lib/amazon_seller_central/mechanizer.rb', line 30

def last_page
  agent.current_page
end

#login_email ⇒ Object 



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# File 'lib/amazon_seller_central/mechanizer.rb', line 18

def 
  AmazonSellerCentral.configuration.
end

#login_password ⇒ Object 



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# File 'lib/amazon_seller_central/mechanizer.rb', line 22

def 
  AmazonSellerCentral.configuration.
end

#login_to_seller_central ⇒ Object 



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# File 'lib/amazon_seller_central/mechanizer.rb', line 34

def 
  return true if @logged_in
  tries = 3
  begin
    tries -= 1
    page = agent.get('https://sellercentral.amazon.com/gp/homepage.html')
    form = page.form_with(:name => 'signinWidget')

    raise FormNotFoundError unless form

    begin
      form['username']    = 
      form['password']    = 
      p = form.submit

      if p =~ /better protect/ # capcha!
        raise CapchaPresentError.new("Holy CAPCHA Batman!")
      end

      @logged_in = !!( p.body =~ /Logout/ )

      unless p.body =~ /Manage Inventory/
        marketplace_id = Mechanize::Form::SelectList.new((p / '#sc-mkt-switcher-select').first)
                           .options
                           .select { |option| option.text == 'www.amazon.com' }
                           .first
                           .value

        # The dropdown that selects the subsite uses javascript to change the page location,
        # so we need to query the url directly.
        p = agent.get('https://sellercentral.amazon.com/gp/utilities/set-rainier-prefs.html?ie=UTF8&url=&marketplaceID=' + marketplace_id)
      end

    rescue StandardError => e
      File.open("/tmp/seller_central_#{Time.now.to_i}.html","wb") do |f|
        f.write page.body
      end
      raise e
    end

    # New device verification
    if p.body =~ VERIF_PAGE_PATTERN
      form = p.form_with(:name => VERIF_PAGE_FORM_NAME)
      form[VERIF_PAGE_FIELD_NAME] = VERIF_PAGE_ZIP_CODE
      p = form.submit # This raises a response code error, :-(
    end

  rescue Mechanize::ResponseCodeError, FormNotFoundError
    if tries > 0
      sleep 10
      retry if tries > 0
    end
    raise
  end
  true
end

#reset! ⇒ Object 



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# File 'lib/amazon_seller_central/mechanizer.rb', line 98

def reset!
  @agent     = nil
  @logged_in = false
  #@last_page = nil
end