Class: SiteMaps::SitemapReader

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

Constant Summary collapse

Error = 
Class.new(SiteMaps::Error)
FileNotFoundError = 
Class.new(Error)
MalformedFileError = 
Class.new(Error)

Instance Method Summary collapse

Constructor Details

#initialize(location) ⇒ SitemapReader

Returns a new instance of SitemapReader.



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# File 'lib/site_maps/sitemap_reader.rb', line 11

def initialize(location)
  @location = Pathname.new(location)
end

Instance Method Details

#read ⇒ Object 



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# File 'lib/site_maps/sitemap_reader.rb', line 15

def read
  if compressed?
    Zlib::GzipReader.new(read_file).read
  else
    read_file.read
  end
rescue Zlib::GzipFile::Error => _e
  raise MalformedFileError.new("The file #{@location} is not a valid Gzip file")
end

#to_doc ⇒ Object 



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# File 'lib/site_maps/sitemap_reader.rb', line 25

def to_doc
  @doc ||= begin
    require "nokogiri"
    Nokogiri::XML(read)
  end
rescue LoadError
  raise SiteMaps::Error, "Nokogiri is required to parse the XML file"
end