Class: Google

Inherits:
Object
  • Object
show all
Includes:
Searchy
Defined in:
lib/esearchy/google.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Searchy

#clean, #fix, #hash_url, #maxhits=, #print_emails, #search_depth, #search_docs, #search_emails, #search_office_xml, #search_pdfs, #search_txts

Constructor Details

#initialize(maxhits = nil, start = nil) ⇒ Google 



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# File 'lib/esearchy/google.rb', line 8

def initialize(maxhits = nil, start = nil)
  @start = start || 0
  @totalhits = maxhits || 0
  @emails = []
  @r_urls = Queue.new
  @r_docs = Queue.new
  @r_pdfs = Queue.new
  @r_txts = Queue.new
  @r_officexs = Queue.new
  @lock = Mutex.new
  @threads = []
end

Instance Attribute Details

#emails ⇒ Object

Returns the value of attribute emails.



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# File 'lib/esearchy/google.rb', line 21

def emails
  @emails
end

Instance Method Details

#parse(html) ⇒ Object 



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# File 'lib/esearchy/google.rb', line 55

def parse(html)
  @totalhits= html.scan(/<\/b> of about <b>(.*)<\/b> for /)[0][0].gsub(",","").to_i  if @totalhits == 0
  html.scan(/<div class=g><span class="b w xsm">\[([A-Z]+)\]<\/span> <h2 class=r><a href="([0-9A-Za-z:\\\/?&=@+%.;"'()_-]+)"|<h2 class=r><a href="([0-9A-Za-z:\\\/?&=@+%.;"'()_-]+)"/).each do |result|
    case result[0]
    when /PDF/
      @r_pdfs << result[1]
    when /DOC|XLS|PPT/
      case result[1]
      when /.doc$/i
        @r_docs << result[1]
      when /.docx$|.xlsx$|.pptx$/i
        @r_officexs << result[1]
      end
    when nil
      case result[2]
      when /.pdf$/i
        @r_pdfs << result[2]
      when /.doc$/i
        @r_docs << result[2]
      when /.docx$|.xlsx$|.pptx$/i
        @r_officexs << result[2]
      when /.txt$|.rtf$|ans$/i
        @r_txts << result[2]
      else
        @r_urls << result[2]
      end
    else
      puts "I do not parse the #{result[0]} filetype yet:)"
    end
  end
end

#search(query) ⇒ Object 



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# File 'lib/esearchy/google.rb', line 23

def search(query)
  @query = query
  http = Net::HTTP.new("www.google.com",80)
  begin
    http.start do |http|
      request = Net::HTTP::Get.new( "/cse?&safe=off&num=100&site=" + 
                                     "&q=" + CGI.escape(query) + 
                                     "&btnG=Search&start=#{@start}", 
                                     {'Cookie' => UserAgent::fetch})
      response = http.request(request)
      case response
      when Net::HTTPSuccess, Net::HTTPRedirection
        parse(response.body)
        @start = @start + 100
        if @totalhits > @start
          puts "Searching in URL: #{self.class} up to point #{@start}"
          search_emails(response.body)
          sleep(4)
          search(query)
        else
          puts "Searching in URL: #{self.class} up to point #{@start}"
          search_emails(response.body)
        end
      else
        return response.error!
      end
    end
  rescue Net::HTTPFatalError
    puts "Error: Something went wrong with the HTTP request"
  end
end