Module: RSS::ListenerMixin

Included in:
REXMLListener, XMLParserListener, XMLScanListener
Defined in:
lib/rss/0.9.rb,
lib/rss/1.0.rb,
lib/rss/parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#do_validate ⇒ Object

Returns the value of attribute do_validate.



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# File 'lib/rss/parser.rb', line 268

def do_validate
  @do_validate
end

#ignore_unknown_element ⇒ Object

Returns the value of attribute ignore_unknown_element.



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# File 'lib/rss/parser.rb', line 267

def ignore_unknown_element
  @ignore_unknown_element
end

#rss ⇒ Object (readonly)

Returns the value of attribute rss.



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# File 'lib/rss/parser.rb', line 265

def rss
  @rss
end

Instance Method Details

#initialize ⇒ Object 



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# File 'lib/rss/parser.rb', line 270

def initialize
  @rss = nil
  @ignore_unknown_element = true
  @do_validate = true
  @ns_stack = [{}]
  @tag_stack = [[]]
  @text_stack = ['']
  @proc_stack = []
  @last_element = nil
  @version = @encoding = @standalone = nil
  @xml_stylesheets = []
end

#instruction(name, content) ⇒ Object 



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# File 'lib/rss/parser.rb', line 288

def instruction(name, content)
  if name == "xml-stylesheet"
    params = parse_pi_content(content)
    if params.has_key?("href")
      @xml_stylesheets << XMLStyleSheet.new(*params)
    end
  end
end

#tag_end(name) ⇒ Object 



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# File 'lib/rss/parser.rb', line 321

def tag_end(name)
  if DEBUG
    p "end tag #{name}"
    p @tag_stack
  end
  text = @text_stack.pop
  tags = @tag_stack.pop
  pr = @proc_stack.pop
  pr.call(text, tags) unless pr.nil?
  @ns_stack.pop
end

#tag_start(name, attributes) ⇒ Object 



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# File 'lib/rss/parser.rb', line 297

def tag_start(name, attributes)
  @text_stack.push('')

  ns = @ns_stack.last.dup
  attrs = {}
  attributes.each do |n, v|
    if /\Axmlns(?:\z|:)/ =~ n
      ns[$POSTMATCH] = v
    else
      attrs[n] = v
    end
  end
  @ns_stack.push(ns)

  prefix, local = split_name(name)
  @tag_stack.last.push([_ns(ns, prefix), local])
  @tag_stack.push([])
  if respond_to?("start_#{local}", true)
    __send__("start_#{local}", local, prefix, attrs, ns.dup)
  else
    start_else_element(local, prefix, attrs, ns.dup)
  end
end

#text(data) ⇒ Object 



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# File 'lib/rss/parser.rb', line 333

def text(data)
  @text_stack.last << data
end

#xmldecl(version, encoding, standalone) ⇒ Object

set instance vars for version, encoding, standalone



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# File 'lib/rss/parser.rb', line 284

def xmldecl(version, encoding, standalone)
  @version, @encoding, @standalone = version, encoding, standalone
end