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?? attlistdecl.rb(1.79 KB)
?? attribute.rb(5.02 KB)
?? cdata.rb(1.44 KB)
?? child.rb(2.46 KB)
?? comment.rb(2 KB)
?? doctype.rb(6.64 KB)
?? document.rb(7.93 KB)
?? dtd
?? element.rb(43.24 KB)
?? encoding.rb(2.08 KB)
?? encodings
?? entity.rb(4.85 KB)
?? formatters
?? functions.rb(10.8 KB)
?? instruction.rb(1.9 KB)
?? light
?? namespace.rb(1018 B)
?? node.rb(1.93 KB)
?? output.rb(385 B)
?? parent.rb(4.4 KB)
?? parseexception.rb(1.2 KB)
?? parsers
?? quickpath.rb(7.65 KB)
?? rexml.rb(1.71 KB)
?? sax2listener.rb(3.45 KB)
?? source.rb(7.06 KB)
?? streamlistener.rb(3.71 KB)
?? syncenumerator.rb(721 B)
?? text.rb(11.15 KB)
?? undefinednamespaceexception.rb(210 B)
?? validation
?? xmldecl.rb(2.65 KB)
?? xmltokens.rb(506 B)
?? xpath.rb(2.39 KB)
?? xpath_parser.rb(25.15 KB)

Editing: xmldecl.rb

require 'rexml/encoding'
require 'rexml/source'

module REXML
	# NEEDS DOCUMENTATION
	class XMLDecl < Child
		include Encoding

DEFAULT_VERSION = "1.0";
		DEFAULT_ENCODING = "UTF-8";
		DEFAULT_STANDALONE = "no";
		START = '<\?xml';
		STOP = '\?>';

attr_accessor :version, :standalone
    attr_reader :writeencoding, :writethis

def initialize(version=DEFAULT_VERSION, encoding=nil, standalone=nil)
      @writethis = true
      @writeencoding = !encoding.nil?
			if version.kind_of? XMLDecl
				super()
				@version = version.version
				self.encoding = version.encoding
        @writeencoding = version.writeencoding
				@standalone = version.standalone
			else
				super()
				@version = version
				self.encoding = encoding
				@standalone = standalone
			end
			@version = DEFAULT_VERSION if @version.nil?
		end

def clone
			XMLDecl.new(self)
		end

# indent::
    #   Ignored.  There must be no whitespace before an XML declaration
    # transitive::
    #   Ignored
    # ie_hack::
    #   Ignored
		def write(writer, indent=-1, transitive=false, ie_hack=false)
      return nil unless @writethis or writer.kind_of? Output
			writer << START.sub(/\\/u, '')
      if writer.kind_of? Output
        writer << " #{content writer.encoding}"
      else
        writer << " #{content encoding}"
      end
			writer << STOP.sub(/\\/u, '')
		end

def ==( other )
		  other.kind_of?(XMLDecl) and
		  other.version == @version and
		  other.encoding == self.encoding and
		  other.standalone == @standalone
		end

def xmldecl version, encoding, standalone
			@version = version
			self.encoding = encoding
			@standalone = standalone
		end

def node_type
			:xmldecl
		end

alias :stand_alone? :standalone
    alias :old_enc= :encoding=

def encoding=( enc )
      if enc.nil?
        self.old_enc = "UTF-8"
        @writeencoding = false
      else
        self.old_enc = enc
        @writeencoding = true
      end
      self.dowrite
    end

# Only use this if you do not want the XML declaration to be written;
    # this object is ignored by the XML writer.  Otherwise, instantiate your
    # own XMLDecl and add it to the document.
    #
    # Note that XML 1.1 documents *must* include an XML declaration
    def XMLDecl.default
      rv = XMLDecl.new( "1.0" )
      rv.nowrite
      rv
    end

def nowrite
      @writethis = false
    end

def dowrite
      @writethis = true
    end

def inspect
      START.sub(/\\/u, '') + " ... " + STOP.sub(/\\/u, '')
    end

private
		def content(enc)
			rv = "version='#@version'"
			rv << " encoding='#{enc}'" if @writeencoding || enc !~ /utf-8/i
			rv << " standalone='#@standalone'" if @standalone
			rv
		end
	end
end

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Editing: xmldecl.rb

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