Class: Harmony::Page

Inherits:

Object

• Object
• Harmony::Page

show all

Defined in:

lib/harmony/page.rb

Defined Under Namespace

Modules: Window

Class Method Summary (collapse)

• + (Page) fetch(uri)

  Create page from remote document.

Instance Method Summary (collapse)

• - (Object) document

  Convenience method, equivalent to the return value of `page.execute_js('window.document')`.

• - (Object) execute_js(code) (also: #x)

  Evaluate Javascript code within this page's context.

• - (Page) initialize(document = nil) constructor

  Create new page containing given document.

• - (Page) load(*paths)

  Load one or more javascript files in page's context.

• - (String) to_html

  Page as html document.

• - (Object) window

  DOM document's `window` object.

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# File 'lib/harmony/page.rb', line 64

def initialize(document=nil)
  @window = Window.from_document(document) if document
end

Page.fetch('http://montrealrb.org')
Page.fetch('http://localhost:3000')
Page.fetch('file:///home/mynyml/www/foo/index.html')

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# File 'lib/harmony/page.rb', line 52

def self.fetch(uri)
  page = new
  page.instance_variable_set(:@window, Window.from_uri(uri))
  page
end

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# File 'lib/harmony/page.rb', line 110

def document
  window.document
end

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# File 'lib/harmony/page.rb', line 89

def execute_js(code)
  window.evaluate(code)
end

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# File 'lib/harmony/page.rb', line 74

def load(*paths)
  paths.flatten.each do |path|
    window.load(path.to_s)
  end
  self
end

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# File 'lib/harmony/page.rb', line 118

def to_html
  document.innerHTML
end

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# File 'lib/harmony/page.rb', line 100

def window
  @window ||= Window.blank
end