Class: HtmlCommandHandler

Inherits:
Object
  • Object
show all
Includes:
CommandHandler
Defined in:
lib/xml_command_handlers/html_command_handler.rb

Instance Method Summary collapse

Instance Method Details

#append_id_and_class_attributes(command, attributes) ⇒ Object 



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# File 'lib/xml_command_handlers/html_command_handler.rb', line 29

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

#can_handle?(parent, command_symbol, *args, &block) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/xml_command_handlers/html_command_handler.rb', line 7

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

#do_handle(parent, command_symbol, *args, &block) ⇒ Object 



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# File 'lib/xml_command_handlers/html_command_handler.rb', line 12

def do_handle(parent, command_symbol, *args, &block)
  attributes = Hash.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

#parse_tag_name(command) ⇒ Object 



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# File 'lib/xml_command_handlers/html_command_handler.rb', line 20

def parse_tag_name(command)
  match_data = command.match("_")
  if (match_data.to_a.size > 0)
    command.match("_").pre_match
  else
    command
  end
end