Contents

# Copyright (C) 2007-2008 Annas Al Maleh
# Licensed under the LGPL. See /COPYING.LGPL for more details.

require "facets/dictionary"
require File.dirname(__FILE__) + "/../command_handler"
require File.dirname(__FILE__) + "/models/node"

class HtmlCommandHandler
  include CommandHandler
  
  def can_handle?(parent, command_symbol, *args, &block)
    (parent == nil or parent.is_a?(Node)) and
    (args.size == 0 or ((args.size == 1) and ((args[0].is_a?(Hash)) or (args[0].is_a?(Hash)))))
  end
  
  def do_handle(parent, command_symbol, *args, &block)
    attributes = Dictionary.new
    attributes = args[0] if (args.size == 1) 
    append_id_and_class_attributes(command_symbol.to_s, attributes)
    tag_name = parse_tag_name(command_symbol.to_s)
    Node.new(parent, tag_name, attributes, &block)
  end
  
  def parse_tag_name(command)
    match_data = command.match("_")
    if (match_data.to_a.size > 0)
      command.match("_").pre_match
    else
      command
    end
  end
  
  def append_id_and_class_attributes(command, attributes)
    class_only_match = command.match("__.+").to_s
    if class_only_match.length > 0
      class_value = class_only_match[2, class_only_match.length] 
    else
      match_data = command.match("_[^_]+")
      return unless match_data
      match = match_data.to_s
      id_value = match[1, match.length] if match.length > 0
      attributes[:id] = id_value if id_value
      match2 = match_data.post_match.match("_[^_]+").to_s if match_data.post_match
      class_value = match2[1, match2.length] if match2.length > 0
    end
    attributes[:class] = class_value if class_value
  end
  
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
glimmer-0.1.0.0	src/xml_command_handlers/html_command_handler.rb