Module: Taka::DOM::Node

Defined in:
lib/taka/dom/node.rb

Constant Summary collapse

ELEMENT_NODE = 
1
ATTRIBUTE_NODE = 
2
TEXT_NODE = 
3
CDATA_SECTION_NODE = 
4
ENTITY_REF_NODE = 
5
ENTITY_NODE = 
6
PI_NODE = 
7
COMMENT_NODE = 
8
DOCUMENT_NODE = 
9
DOCUMENT_TYPE_NODE = 
10
DOCUMENT_FRAG_NODE = 
11
NOTATION_NODE = 
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HTML_DOCUMENT_NODE = 
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DTD_NODE = 
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ELEMENT_DECL = 
15
ATTRIBUTE_DECL = 
16
ENTITY_DECL = 
17
NAMESPACE_DECL = 
18
XINCLUDE_START = 
19
XINCLUDE_END = 
20
DOCB_DOCUMENT_NODE = 
21
DOCUMENT_POSITION_DISCONNECTED = 
0
DOCUMENT_POSITION_PRECEDING = 
0
DOCUMENT_POSITION_FOLLOWING = 
0
DOCUMENT_POSITION_CONTAINS = 
0
DOCUMENT_POSITION_CONTAINED_BY = 
0
DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 
0

Instance Method Summary collapse

Instance Method Details

#appendChild(new_child) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 176

def appendChild new_child
  unless can_append?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end

  if document != new_child.document
    raise DOMException.new(DOMException::WRONG_DOCUMENT_ERR)
  end

  if ancestors.include?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end
  add_child new_child
  new_child
end

#attributes ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 105

def attributes
  return nil unless attribute_nodes
  hash = super
  hash.extend(DOM::NamedNodeMap)
  hash.document = document
  hash
end

#baseURI ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 238

def baseURI
  raise(NotImplementedError.new)
end

#can_append?(new_child) ⇒ Boolean

Returns true if new_child can be appended

Returns:

  • (Boolean) 


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# File 'lib/taka/dom/node.rb', line 288

def can_append? new_child
  return true if new_child.nodeType == DOCUMENT_FRAG_NODE
  return false if [
    DOCUMENT_TYPE_NODE,
    DTD_NODE,
    PI_NODE,
    COMMENT_NODE,
    TEXT_NODE,
    CDATA_SECTION_NODE,
    NOTATION_NODE
  ].include?(nodeType)

  if [
    DOCUMENT_FRAG_NODE,
    ENTITY_REF_NODE,
    ELEMENT_NODE,
    ENTITY_NODE,
    ENTITY_DECL
  ].include?(nodeType)
    return false unless [
      ELEMENT_NODE,
      PI_NODE,
      COMMENT_NODE,
      TEXT_NODE,
      CDATA_SECTION_NODE,
      ENTITY_REF_NODE
    ].include?(new_child.nodeType)
  end

  case nodeType
  when DOCUMENT_NODE
    return false unless [
      ELEMENT_NODE,
      PI_NODE,
      COMMENT_NODE,
      DTD_NODE,
      DOCUMENT_TYPE_NODE,
      ELEMENT_NODE,
    ].include?(new_child.nodeType)
  when ATTRIBUTE_NODE
    return false unless [
      TEXT_NODE,
      ENTITY_REF_NODE,
    ].include?(new_child.nodeType)
  end

  true
end

#childNodes ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 82

def childNodes
  DOM::NodeList.new do
    self.children
  end
end

#cloneNode(deep) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 196

def cloneNode deep
  if [
    Node::ENTITY_NODE,
    Node::ENTITY_DECL,
    Node::NOTATION_NODE,
    Node::DOCUMENT_TYPE_NODE,
    Node::DTD_NODE,
    Node::NAMESPACE_DECL,
  ].include?(nodeType)
    raise DOMException.new(DOMException::NOT_SUPPORTED_ERR)
  end
  dup(deep ? 1 : 0)
end

#compareDocumentPosition(other) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 248

def compareDocumentPosition(other)
  raise(NotImplementedError.new)
end

#firstChild ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 88

def firstChild
  children.first
end

#getFeature(feature, version) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 276

def getFeature(feature, version)
  raise(NotImplementedError.new)
end

#getUserData(key) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 282

def getUserData(key)
  raise(NotImplementedError.new)
end

#hasAttributes ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 234

def hasAttributes
  raise(NotImplementedError.new)
end

#hasChildNodes ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 192

def hasChildNodes
  !children.empty?
end

#insertBefore(new_child, ref_child) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 118

def insertBefore new_child, ref_child
  unless can_append?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end

  if read_only?
    raise DOMException.new(DOMException::NO_MODIFICATION_ALLOWED_ERR)
  end

  if ref_child && !children.include?(ref_child)
    raise DOMException.new(DOMException::NOT_FOUND_ERR)
  end

  if ancestors.include?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end

  if new_child.document != document
    raise DOMException.new(DOMException::WRONG_DOCUMENT_ERR)
  end

  unless ref_child
    new_child.parent = self
  else
    return ref_child.add_previous_sibling(new_child)
  end
  new_child
end

#isDefaultNamespace(namespaceURI) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 267

def isDefaultNamespace(namespaceURI)
  raise(NotImplementedError.new)
end

#isEqualNode(arg) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 273

def isEqualNode(arg)
  raise(NotImplementedError.new)
end

#isSameNode(other) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 260

def isSameNode(other)
  raise(NotImplementedError.new)
end

#isSupported(feature, version) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 214

def isSupported(feature, version)
  raise(NotImplementedError.new)
end

#lastChild ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 92

def lastChild
  children.last
end

#localName ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 230

def localName
  raise(NotImplementedError.new)
end

#lookupNamespaceURI(prefix) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 270

def lookupNamespaceURI(prefix)
  raise(NotImplementedError.new)
end

#lookupPrefix(namespaceURI) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 264

def lookupPrefix(namespaceURI)
  raise(NotImplementedError.new)
end

#namespaceURI ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 218

def namespaceURI
  raise(NotImplementedError.new)
end

#nextSibling ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 100

def nextSibling
  return nil if self == parent.children.last
  next_sibling
end

#nodeName ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 26

def nodeName
  return '#text' if text?
  return '#comment' if comment?
  return '#document' if self == document
  node_name
end

#nodeType ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 74

def nodeType
  node_type
end

#nodeValue ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 33

def nodeValue
  return nil if [
    ELEMENT_NODE,
    ENTITY_NODE,
    ENTITY_REF_NODE,
    DOCUMENT_NODE,
    DOCUMENT_TYPE_NODE,
    DOCUMENT_FRAG_NODE,
    NOTATION_NODE,
    DTD_NODE,
    ENTITY_DECL,
    NAMESPACE_DECL,
  ].include?(nodeType)
  content
end

#nodeValue=(value) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 49

def nodeValue= value
  if read_only?
    raise DOMException.new(DOMException::NO_MODIFICATION_ALLOWED_ERR)
  end

  return if [
    ELEMENT_NODE,
    ENTITY_REF_NODE,
    DTD_NODE,
    DOCUMENT_FRAG_NODE,
    DOCUMENT_NODE,
  ].include?(nodeType)

  if [
    CDATA_SECTION_NODE,
    COMMENT_NODE,
    TEXT_NODE,
    PI_NODE,
    ATTRIBUTE_NODE,
  ].include?(nodeType)
    return self.content = value
  end
  raise(NotImplementedError.new)
end

#normalize ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 210

def normalize
  raise(NotImplementedError.new)
end

#ownerDocument ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 113

def ownerDocument
  return nil if self == document
  document
end

#parentNode ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 78

def parentNode
  parent
end

#prefix ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 222

def prefix
  raise(NotImplementedError.new)
end

#prefix=(_) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 226

def prefix=(_)
  raise(NotImplementedError.new)
end

#previousSibling ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 96

def previousSibling
  previous_sibling
end

#removeChild(old_child) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 166

def removeChild old_child
  if old_child.read_only?
    raise DOMException.new(DOMException::NO_MODIFICATION_ALLOWED_ERR)
  end
  unless children.include?(old_child)
    raise DOMException.new(DOMException::NOT_FOUND_ERR)
  end
  old_child.remove
end

#replaceChild(new_child, old_child) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 147

def replaceChild new_child, old_child
  unless can_append?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end
  if old_child.read_only?
    raise DOMException.new(DOMException::NO_MODIFICATION_ALLOWED_ERR)
  end
  if self.document != new_child.document
    raise DOMException.new(DOMException::WRONG_DOCUMENT_ERR)
  end
  if ancestors.include?(new_child)
    raise DOMException.new(DOMException::HIERARCHY_REQUEST_ERR)
  end
  unless children.include?(old_child)
    raise DOMException.new(DOMException::NOT_FOUND_ERR)
  end
  old_child.replace new_child
end

#setUserData(key, data, handler) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/taka/dom/node.rb', line 279

def setUserData(key, data, handler)
  raise(NotImplementedError.new)
end

#textContent ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 252

def textContent
  content
end

#textContent=(string) ⇒ Object 



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# File 'lib/taka/dom/node.rb', line 256

def textContent= string
  self.content = string
end