Class: Absolutize

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

Instance Method Summary collapse

Constructor Details

#initialize(base_url, options = {}) ⇒ Absolutize

Returns a new instance of Absolutize.



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# File 'lib/absolutize.rb', line 7

def initialize(base_url, options = {})
  @base_url = base_url
  @options = options
  
  @options[:remove_anchors] = false if @options[:remove_anchors].nil? 
  @options[:force_escaping] = true if @options[:force_escaping].nil?
  @options[:output_debug] = false if @options[:output_debug].nil?
end

Instance Method Details

#url(relative_url) ⇒ Object 



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# File 'lib/absolutize.rb', line 16

def url(relative_url)
  # encode the url if the new url contains spaces but doesn't contain %, i.e isn't already encoded
  relative_url = relative_url.split("#").first if relative_url.include?"#" and @options[:remove_anchors]
  relative_url = URI.encode(relative_url, " <>\{\}|\\\^\[\]|`") if @options[:force_escaping]
  
  absolute_url = nil
  begin
    absolute_url = URI.join(@base_url, relative_url)
  rescue URI::InvalidURIError => urie
    puts "Unable to use URI.join attempting manually" if @options[:output_debug]
    if @base_url =~ /\Ahttp/ and relative_url =~ /\A\//
      puts "base url starts with http and relative_url is relative to root" if @options[:output_debug]
      uri = URI.parse(@base_url)
      if uri.port
        absolute_url = URI.parse("#{uri.scheme}://#{uri.host}:#{uri.port}#{relative_url}")
      else
        absolute_url = URI.parse("#{uri.scheme}://#{uri.host}#{relative_url}")
      end
    elsif relative_url =~ /\Ahttp/
      #new url is absolute anyway
      absolute_url = URI.parse(relative_url)
    else
      raise "Unable to absolutize #{base_url} and #{relative_url}"
    end
  end
  
  # remove any double slashes in the path
  absolute_url.path = absolute_url.path.gsub("//", "/") unless absolute_url.path.nil?
  
  absolute_url
end