Class: GmapsProxy

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

Constant Summary collapse

GOOGLE_MAPS_URL = 
"http://maps.google.com/?hl=iw&q="

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(address = "Israel") ⇒ GmapsProxy

Returns a new instance of GmapsProxy.



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# File 'lib/gmaps_proxy.rb', line 11

def initialize(address = "Israel")
  @address = URI.encode(address)
end

Instance Attribute Details

#address ⇒ Object

Returns the value of attribute address.



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# File 'lib/gmaps_proxy.rb', line 9

def address
  @address
end

Instance Method Details

#ensure_valid_address! ⇒ Object

Raises:



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# File 'lib/gmaps_proxy.rb', line 72

def ensure_valid_address!
  raise EmptyAddress if (self.address.nil? || self.address.empty?)
end

#pull ⇒ Object 



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# File 'lib/gmaps_proxy.rb', line 19

def pull
  doc = Nokogiri::HTML(open(url_with_address))
  image_tiles = doc.search("#inlineTiles img")
  
  table = ""

  table << "<tr>"
  count = 0
  image_tiles.each do |image_node|



      table << "<td><img src='#{image_node['src']}'/></td>"

      count += 1
      if count == 2
        table << "</tr>"
        table << "<tr>"
        count = 0
      end
  end
  table << "</tr>"

  output =<<-EOS
  <html>
  <head>
  <meta http-equiv=content-type content="text/html; charset=UTF-8" />
  <title>GoogleMaps Proxy</title>
  <style>
  * { margin:0; padding:0;, line-height:0; }
  div {
  	border:0;
  	background:red;
  }
  </style>
  </head>
  <body>
  <table cellpadding="0" cellspacing="0">
  #{table}
  </table>
  </body>
  </html>
  EOS

  return output
  
end

#url_with_address ⇒ Object 



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# File 'lib/gmaps_proxy.rb', line 67

def url_with_address
  ensure_valid_address!
  [GOOGLE_MAPS_URL,self.address].join
end