class RDF::Reader
Public Class Methods
gzopen(filename, options = {}, &block)
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Parses input from the given gzip file name or URL.
@param [String, to_s] filename @param [Hash{Symbol => Object}] options any additional options (see {RDF::Reader#initialize} and {RDF::Format.for}) @option options [Symbol] :format (:ntriples) @yield [reader] @yieldparam [RDF::Reader] reader @yieldreturn [void] ignored @raise [RDF::FormatError] if no reader found for the specified format
# File lib/rdf/reader.rb, line 14 def self.gzopen(filename, options = {}, &block) Util::File.open_gzipfile(filename, options) do |file| format_options = options.dup format_options[:content_type] ||= file.content_type if file.respond_to?(:content_type) format_options[:file_name] ||= filename reader = self.for(format_options[:format] || format_options) do # Return a sample from the input file sample = file.read(1000) file.rewind sample end if reader reader.new(file, options, &block) else raise FormatError, "unknown RDF format: #{format_options.inspect}" end end end