Class: ActiveSupport::XmlMini_LibXMLSAX::HashBuilder
Relationships & Source Files | |
Super Chains via Extension / Inclusion / Inheritance | |
Instance Chain:
self,
LibXML::XML::SaxParser::Callbacks
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Inherits: | Object |
Defined in: | activesupport/lib/active_support/xml_mini/libxmlsax.rb |
Overview
::Class
that will build the hash while the XML document is being parsed using SAX events.
Constant Summary
-
CONTENT_KEY =
# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 16"__content__"
-
HASH_SIZE_KEY =
# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 17"__hash_size__"
Instance Attribute Summary
- #hash readonly
Instance Method Summary
- #current_hash
-
#on_cdata_block(string)
Alias for #on_characters.
- #on_characters(string) (also: #on_cdata_block)
- #on_end_document
- #on_end_element(name)
- #on_start_document
- #on_start_element(name, attrs = {})
Instance Attribute Details
#hash (readonly)
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 19
attr_reader :hash
Instance Method Details
#current_hash
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 21
def current_hash @hash_stack.last end
#on_cdata_block(string)
Alias for #on_characters.
# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 59
alias_method :on_cdata_block, :on_characters
#on_characters(string) Also known as: #on_cdata_block
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 55
def on_characters(string) current_hash[CONTENT_KEY] << string end
#on_end_document
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 30
def on_end_document @hash = @hash_stack.pop @hash.delete(CONTENT_KEY) end
#on_end_element(name)
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 48
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
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 25
def on_start_document @hash = { CONTENT_KEY => +"" } @hash_stack = [@hash] end
#on_start_element(name, attrs = {})
[ GitHub ]# File 'activesupport/lib/active_support/xml_mini/libxmlsax.rb', line 35
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