Class: Cowsapi::App

Inherits:
Padrino::Application
  • Object
show all
Defined in:
app/app.rb

Instance Method Summary collapse

Instance Method Details

#convert(string, params) ⇒ Object 



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# File 'app/app.rb', line 21

def convert (string, params)
  case content_type
  when *[:jpg, :gif, :png]
    f = Tempfile.new('cow')
    begin
      f.write(string)
      f.rewind
      `convert -font Courier #{dimensions} label:@#{f.path} #{content_type}:-`
    ensure
      f.close
      f.unlink
    end
  when :html
    "<html>\n  <body>\n    <img style=\"padding-left:30px\" src=\"\#{request.scheme}://\#{request.host}/\#{params[:name]}/\#{params[:say]}.png\" />\n  </body>\n</html>\n    eos\n  else \n    string\n  end\nend\n"

#dimensions ⇒ Object 



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# File 'app/app.rb', line 46

def dimensions
  x = params[:x].nil? ? 320 : params[:x]
  y = params[:y].nil? ? 240 : params[:y]
  "-size #{x}x#{y}"
end