Module: Onebox::Helpers

Defined in:
lib/onebox/helpers.rb

Class Method Summary collapse

Class Method Details

.clean(html) ⇒ Object 



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# File 'lib/onebox/helpers.rb', line 20

def self.clean(html)
  html.gsub(/<[^>]+>/, ' ').gsub(/\n/, '')
end

.click_to_scroll_div(width = 690, height = 400) ⇒ Object 



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# File 'lib/onebox/helpers.rb', line 55

def self.click_to_scroll_div(width = 690, height = 400)
  "<div style=\"background:transparent;position:relative;width:#{width}px;height:#{height}px;top:#{height}px;margin-top:-#{height}px;\" onClick=\"style.pointerEvents='none'\"></div>"
end

.fetch_response(location, limit = 5, domain = nil, headers = nil) ⇒ Object

Raises:

  • (Net::HTTPError) 


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# File 'lib/onebox/helpers.rb', line 24

def self.fetch_response(location, limit = 5, domain = nil, headers = nil)
  raise Net::HTTPError.new('HTTP redirect too deep', location) if limit == 0

  uri = URI(location)
  if !uri.host
    uri = URI("#{domain}#{location}")
  end
  http = Net::HTTP.new(uri.host, uri.port)
  http.open_timeout = Onebox.options.connect_timeout
  http.read_timeout = Onebox.options.timeout
  if uri.is_a?(URI::HTTPS)
    http.use_ssl = true
    http.verify_mode = OpenSSL::SSL::VERIFY_NONE
  end

  response = http.request_get(uri.request_uri,headers)

  cookie = response.get_fields('set-cookie')
  if (cookie)
    header = {'cookie' => cookie.join("")}
  end
  header = nil unless header.is_a? Hash

  case response
    when Net::HTTPSuccess     then response
    when Net::HTTPRedirection then fetch_response(response['location'], limit - 1, "#{uri.scheme}://#{uri.host}",header)
    else
      response.error!
  end
end

.symbolize_keys(hash) ⇒ Object 



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# File 'lib/onebox/helpers.rb', line 3

def self.symbolize_keys(hash)
  return {} if hash.nil?

  hash.inject({}){|result, (key, value)|
    new_key = case key
              when String then key.to_sym
              else key
              end
    new_value = case value
                when Hash then symbolize_keys(value)
                else value
                end
    result[new_key] = new_value
    result
  }
end