Class: Utopia::Content::Node

Inherits:
Object
  • Object
show all
Defined in:
lib/utopia/content/node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(controller, uri_path, request_path, file_path) ⇒ Node

Returns a new instance of Node.



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# File 'lib/utopia/content/node.rb', line 298

def initialize(controller, uri_path, request_path, file_path)
  @controller = controller

  @uri_path = uri_path
  @request_path = request_path
  @file_path = file_path
end

Instance Attribute Details

#file_path ⇒ Object (readonly)

Returns the value of attribute file_path.



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# File 'lib/utopia/content/node.rb', line 308

def file_path
  @file_path
end

#request_path ⇒ Object (readonly)

Returns the value of attribute request_path.



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# File 'lib/utopia/content/node.rb', line 306

def request_path
  @request_path
end

#uri_path ⇒ Object (readonly)

Returns the value of attribute uri_path.



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# File 'lib/utopia/content/node.rb', line 307

def uri_path
  @uri_path
end

Instance Method Details

#call(transaction, state) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 375

def call(transaction, state)
  xml_data = @controller.fetch_xml(@file_path).evaluate(transaction)
  
  transaction.parse_xml(xml_data)
end

#link ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 310

def link
  return Link.new(:file, uri_path)
end

#links(path = ".", options = {}, &block) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 345

def links(path = ".", options = {}, &block)
  path = uri_path.dirname + Path.create(path)
  links = Links.index(@controller.root, path, options)
  
  if block_given?
    links.each &block
  else
    links
  end
end

#local_path(path = ".", base = nil) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 318

def local_path(path = ".", base = nil)
  path = Path.create(path)
  root = Pathname.new(@controller.root)
  
  if path.absolute?
    return root.join(*path.components)
  else
    base ||= uri_path.dirname
    return root.join(*(base + path).components)
  end
end

#lookup(tag) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 330

def lookup(tag)
  from_path = parent_path
  
  # If the current node is called 'foo', we can't lookup 'foo' in the current directory or we will have infinite recursion.
  if tag.name == @uri_path.basename
    from_path = from_path.dirname
  end
  
  return @controller.lookup_tag(tag.name, from_path)
end

#lookup_node(path) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 314

def lookup_node(path)
  @controller.lookup_node(path)
end

#parent_path ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 341

def parent_path
  uri_path.dirname
end

#process!(request, response, attributes = {}) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 381

def process!(request, response, attributes = {})
  transaction = Transaction.new(request, response)
  response.write(transaction.render_node(self, attributes))
end

#related_links ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 356

def related_links
  name = @uri_path.last.split('.', 2).first
  links = Links.index(@controller.root, uri_path.dirname, :name => name, :indices => true)
end

#sibling_links(options = {}) ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 371

def sibling_links(options = {})
  return Links.index(@controller.root, siblings_path, options)
end

#siblings_path ⇒ Object 



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# File 'lib/utopia/content/node.rb', line 361

def siblings_path
  name = @uri_path.last.split('.', 2).first
  
  if name == "index"
    @uri_path.dirname(2)
  else
    @uri_path.dirname
  end
end