megafoo.rb

#!/bin/env ruby
# encoding: utf-8
require 'pry'
require 'open-uri'
require 'nokogiri'
require 'pp'

url = "http://www.tristar.eu/pt/Electr%C3%B3nica/Boombox/Radio_Stereo_CD/CD-1568/3/5277"
doc = Nokogiri::HTML(open(url))
  
  
#array  
ALQDETALHESPB = doc.xpath(' //*[(@id = "Gegevens")]//li').collect {|node| node.text.strip}

#number of array items      
number = ALQDETALHESPB.count.to_i
numbers = Array.new(number) {|i| i+1 }
counter = numbers


foo = numbers.each_with_index.map do |number, index|
   driver.find_element(:id, \"f04_000#{index+1}\").send_keys(ALQDETALHESPB[#{index+0}])
end

# 2.2.1 :012 >   #array  
# 2.2.1 :013 >   ALQDETALHESPB = doc.xpath(' //*[(@id = "Gegevens")]//li').collect {|node| node.text.strip}
#  => ["Rádio FM com sintonia PLL e 20 estações predefinidas", "Leitura Digital", "Com todas as funções de CD", "Aux-in", "Entrada para auriculares", "Potência: 2 x 3 Watt", "AC 230 V / Pilhas (não incluído)"] 
# 2.2.1 :014 > 
# 2.2.1 :015 >   #number of array items      
# 2.2.1 :016 >   number = ALQDETALHESPB.count.to_i
#  => 7 
# 2.2.1 :017 > numbers = Array.new(number) {|i| i+1 }
#  => [1, 2, 3, 4, 5, 6, 7] 
# 2.2.1 :018 > counter = numbers
#  => [1, 2, 3, 4, 5, 6, 7] 
# 2.2.1 :019 > 
# 2.2.1 :020 >   
# 2.2.1 :021 >   foo = numbers.each_with_index.map do |number, index|
# 2.2.1 :022 >        driver.find_element(:id, \"f04_000#{index+1}\").send_keys(ALQDETALHESPB[#{index+0}])
# 2.2.1 :023?>     end
# 2.2.1 :024?>   
 

#i was hoping to get an error like "NameError: undefined local variable or method `driver' for main:Object"
#but instead i get the actual command printed on the screen like the folowing lines:
# driver.find_element(:id, "f04_0001").send_keys(ALQDETALHESPB[0])
# driver.find_element(:id, "f04_0002").send_keys(ALQDETALHESPB[1])
# driver.find_element(:id, "f04_0003").send_keys(ALQDETALHESPB[2])
# driver.find_element(:id, "f04_0004").send_keys(ALQDETALHESPB[3])
# driver.find_element(:id, "f04_0005").send_keys(ALQDETALHESPB[4])
# driver.find_element(:id, "f04_0006").send_keys(ALQDETALHESPB[5])
# driver.find_element(:id, "f04_0007").send_keys(ALQDETALHESPB[6])