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Diffstat (limited to 'lib/rexml/doctype.rb')
| -rw-r--r-- | lib/rexml/doctype.rb | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/lib/rexml/doctype.rb b/lib/rexml/doctype.rb deleted file mode 100644 index 084676afa9..0000000000 --- a/lib/rexml/doctype.rb +++ /dev/null @@ -1,196 +0,0 @@ -require "rexml/parent" -require "rexml/parseexception" -require "rexml/namespace" -require 'rexml/entity' -require 'rexml/attlistdecl' -require 'rexml/xmltokens' - -module REXML - # Represents an XML DOCTYPE declaration; that is, the contents of <!DOCTYPE - # ... >. DOCTYPES can be used to declare the DTD of a document, as well as - # being used to declare entities used in the document. - class DocType < Parent - include XMLTokens - START = "<!DOCTYPE" - STOP = ">" - SYSTEM = "SYSTEM" - PUBLIC = "PUBLIC" - DEFAULT_ENTITIES = { - 'gt'=>EntityConst::GT, - 'lt'=>EntityConst::LT, - 'quot'=>EntityConst::QUOT, - "apos"=>EntityConst::APOS - } - - # name is the name of the doctype - # external_id is the referenced DTD, if given - attr_reader :name, :external_id, :entities, :namespaces - - # Constructor - # - # dt = DocType.new( 'foo', '-//I/Hate/External/IDs' ) - # # <!DOCTYPE foo '-//I/Hate/External/IDs'> - # dt = DocType.new( doctype_to_clone ) - # # Incomplete. Shallow clone of doctype - # source = Source.new( '<!DOCTYPE foo "bar">' ) - # dt = DocType.new( source ) - # # <!DOCTYPE foo "bar"> - # dt = DocType.new( source, some_document ) - # # Creates a doctype, and adds to the supplied document - def initialize( first, parent=nil ) - @entities = DEFAULT_ENTITIES - @long_name = @uri = nil - if first.kind_of? String - super() - @name = first - @external_id = parent - elsif first.kind_of? DocType - super( parent ) - @name = first.name - @external_id = first.external_id - elsif first.kind_of? Array - super( parent ) - @name = first[0] - @external_id = first[1] - @long_name = first[2] - @uri = first[3] - end - end - - def node_type - :doctype - end - - def attributes_of element - rv = [] - each do |child| - child.each do |key,val| - rv << Attribute.new(key,val) - end if child.kind_of? AttlistDecl and child.element_name == element - end - rv - end - - def attribute_of element, attribute - att_decl = find do |child| - child.kind_of? AttlistDecl and - child.element_name == element and - child.include? attribute - end - return nil unless att_decl - att_decl[attribute] - end - - def clone - DocType.new self - end - - # output:: - # Where to write the string - # indent:: - # An integer. If -1, no indenting will be used; otherwise, the - # indentation will be this number of spaces, and children will be - # indented an additional amount. - # transitive:: - # Who knows? - # ie_hack:: - # Internet Explorer is the worst piece of crap to have ever been - # written, with the possible exception of Windows itself. Since IE is - # unable to parse proper XML, we have to provide a hack to generate XML - # that IE's limited abilities can handle. This hack inserts a space - # before the /> on empty tags. - # - def write( output, indent=0, transitive=false, ie_hack=false ) - indent( output, indent ) - output << START - output << ' ' - output << @name - output << " #@external_id" if @external_id - output << " #@long_name" if @long_name - output << " #@uri" if @uri - unless @children.empty? - next_indent = indent + 2 - output << ' [' - child = nil # speed - @children.each { |child| - output << "\n" - child.write( output, next_indent ) - } - output << "\n" - #output << ' '*next_indent - output << "]" - end - output << STOP - end - - def entity( name ) - @entities[name].unnormalized if @entities[name] - end - - def add child - super(child) - @entities = DEFAULT_ENTITIES.clone if @entities == DEFAULT_ENTITIES - @entities[ child.name ] = child if child.kind_of? Entity - end - end - - # We don't really handle any of these since we're not a validating - # parser, so we can be pretty dumb about them. All we need to be able - # to do is spew them back out on a write() - - # This is an abstract class. You never use this directly; it serves as a - # parent class for the specific declarations. - class Declaration < Child - def initialize src - super() - @string = src - end - - def to_s - @string+'>' - end - - def write( output, indent ) - output << (' '*indent) if indent > 0 - output << to_s - end - end - - public - class ElementDecl < Declaration - def initialize( src ) - super - end - end - - class ExternalEntity < Child - def initialize( src ) - super() - @entity = src - end - def to_s - @entity - end - def write( output, indent ) - output << @entity - output << "\n" - end - end - - class NotationDecl < Child - def initialize name, middle, rest - @name = name - @middle = middle - @rest = rest - end - - def to_s - "<!NOTATION #@name #@middle #@rest>" - end - - def write( output, indent=-1 ) - output << (' '*indent) if indent > 0 - output << to_s - end - end -end |