Class: Descartes::Google

Inherits:
Object
  • Object
show all
Includes:
Cinch::Plugin
Defined in:
lib/descartes/modules/google.rb

Instance Method Summary collapse

Instance Method Details

#execute(m, query) ⇒ Object 



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# File 'lib/descartes/modules/google.rb', line 38

def execute(m, query)
  res = search query

  if res.empty?
    m.reply 'No results found.'
  else
    res[0..3].each { |r| m.reply "#{r[:title]} - #{r[:url]}" }
  end
end

#search(query) ⇒ Object 



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# File 'lib/descartes/modules/google.rb', line 24

def search(query)
  page = Nokogiri::HTML(open("http://www.google.com/search?q=#{CGI.escape(query)}"))

  [].tap { |res|
    page.search('cite').each { |r|
      res << { :url => r.inner_text }
    }

    page.xpath('//h3[@class="r"]').each_with_index { |r, i|
      res[i][:title] = r.child.inner_text
    }
  }
end