Script that searches Craigslist

ScrapeCraigslist.rb

require 'rubygems'
require 'nokogiri'
require 'open-uri'
require 'tlsmail'
require 'time'
require 'net/smtp'

def send_email(from, from_alias, to, to_alias, subject, message)
  msg = <<END_OF_MESSAGE
From: #{from_alias} <#{from}>
To: #{to_alias} <#{to}>
Subject: #{subject}
Date: #{Time.now.rfc2822}

#{message.to_s}
END_OF_MESSAGE

  Net::SMTP.enable_tls(OpenSSL::SSL::VERIFY_NONE)
  Net::SMTP.start('smtp.gmail.com', 587, 'gmail.com', from, 'gmailpassword', :login) do |smtp|
    smtp.send_message(msg, from, to)
  end
end

# List of Urls that we're going to be scraping
urls = ['http://craigslist', 'http://urls', 'http://go', 'http://here']
keywords = ['keywords', 'go', 'here']

item_title = String.new
price = String.new
matches = Array.new

# Scrape each URL that we have
urls.each do |url|
  doc = Nokogiri::HTML(open(url))
  doc.css(".row").each do |item|

    contains = false

    # Get the item title and price
    
    keywords.each do |keyword|
      if item.css("a")[0].content.downcase.include?(keyword)
        contains = true
      end
    end

    if contains
      item_title = "#{item.css("a")[0].content.to_s} - #{item.text[/\$[0-9]+/]} #{item.css("a")[0]['href']}"
      matches.push(item_title)
    end
  end
end

#Notify the important people
send_email('from@email.com', 'From Alias', 'to@email.com', 'To Alias', 'Found on Craigslist', matches.map { |i| " " + i.to_s + " "}.join("\n"))