ActiveSupport::XmlMini_LibXMLSAX::HashBuilder

Class that will build the hash while the XML document is being parsed using SAX events.

Methods
C
O
Included Modules
  • LibXML::XML::SaxParser::Callbacks
Constants
CONTENT_KEY = "__content__".freeze
 
HASH_SIZE_KEY = "__hash_size__".freeze
 
Attributes
[R] hash
Instance Public methods
current_hash()

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 19
def current_hash
  @hash_stack.last
end
on_cdata_block(string)
Alias for: on_characters
on_characters(string)
Also aliased as: on_cdata_block

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 53
def on_characters(string)
  current_hash[CONTENT_KEY] << string
end
on_end_document()

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 28
def on_end_document
  @hash = @hash_stack.pop
  @hash.delete(CONTENT_KEY)
end
on_end_element(name)

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 46
def on_end_element(name)
  if current_hash.length > current_hash.delete(HASH_SIZE_KEY) && current_hash[CONTENT_KEY].blank? || current_hash[CONTENT_KEY] == ""
    current_hash.delete(CONTENT_KEY)
  end
  @hash_stack.pop
end
on_start_document()

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 23
def on_start_document
  @hash = { CONTENT_KEY => "" }
  @hash_stack = [@hash]
end
on_start_element(name, attrs = {})

Source: show | on GitHub 

# File activesupport/lib/active_support/xml_mini/libxmlsax.rb, line 33
def on_start_element(name, attrs = {})
  new_hash = { CONTENT_KEY => "" }.merge!(attrs)
  new_hash[HASH_SIZE_KEY] = new_hash.size + 1

  case current_hash[name]
  when Array then current_hash[name] << new_hash
  when Hash  then current_hash[name] = [current_hash[name], new_hash]
  when nil   then current_hash[name] = new_hash
  end

  @hash_stack.push(new_hash)
end