class JSON::LD::API::Nokogiri::NodeProxy

Proxy class to implement uniform element accessors

Attributes

node[R]
parent[R]

Public Class Methods

new(node, parent = nil) click to toggle source
# File lib/json/ld/html/nokogiri.rb, line 21
def initialize(node, parent = nil)
  @node = node
  @parent = parent
end

Public Instance Methods

ancestors() click to toggle source

Ancestors of this element, in order

# File lib/json/ld/html/nokogiri.rb, line 64
def ancestors
  @ancestors ||= parent ? parent.ancestors + [parent] : []
end
attribute_nodes() click to toggle source
Inner text of an element. Decode Entities

@return [String]

def inner_text

coder = HTMLEntities.new
coder.decode(@node.inner_text)

end

# File lib/json/ld/html/nokogiri.rb, line 77
def attribute_nodes
  @attribute_nodes ||= NodeSetProxy.new(@node.attribute_nodes, self)
end
base() click to toggle source

Return xml:base on element, if defined

@return [String]

# File lib/json/ld/html/nokogiri.rb, line 30
def base
  @node.attribute_with_ns("base", RDF::XML.to_s) || @node.attribute('xml:base')
end
children() click to toggle source

Children of this node

@return [NodeSetProxy]

# File lib/json/ld/html/nokogiri.rb, line 59
def children
  NodeSetProxy.new(@node.children, self)
end
display_path() click to toggle source
# File lib/json/ld/html/nokogiri.rb, line 34
def display_path
  @display_path ||= begin
    path = []
    path << parent.display_path if parent
    path << @node.name
    case @node
    when ::Nokogiri::XML::Element then path.join("/")
    when ::Nokogiri::XML::Attr    then path.join("@")
    else path.join("?")
    end
  end
end
method_missing(method, *args) click to toggle source

Proxy for everything else to @node

# File lib/json/ld/html/nokogiri.rb, line 93
def method_missing(method, *args)
  @node.send(method, *args)
end
text_content?() click to toggle source

Return true of all child elements are text

@return [Array<:text, :element, :attribute>]

# File lib/json/ld/html/nokogiri.rb, line 51
def text_content?
  @node.children.all? {|c| c.text?}
end
xpath(*args) click to toggle source
# File lib/json/ld/html/nokogiri.rb, line 81
def xpath(*args)
  @node.xpath(*args).map do |n|
    # Get node ancestors
    parent = n.ancestors.reverse.inject(nil) do |p,node|
      NodeProxy.new(node, p)
    end
    NodeProxy.new(n, parent)
  end
end