class Nokogiri::HTML::Document::EncodingReader
def self.detect_encoding(chunk)
def self.detect_encoding(chunk) m = chunk.match(/\A(<\?xml[ \t\r\n]+[^>]*>)/) and return Nokogiri.XML(m[1]).encoding if Nokogiri.jruby? m = chunk.match(/(<meta\s)(.*)(charset\s*=\s*([\w-]+))(.*)/i) and return m[4] end handler = SAXHandler.new parser = Nokogiri::HTML::SAX::Parser.new(handler) catch(:found) { parser.parse(chunk) } handler.encoding rescue => e nil end