agent.coffee in poltergeist-1.13.0

- old
+ new

@@ -53,11 +53,11 @@
 
   afterUpload: (id) ->
     this.get(id).removeAttribute('_poltergeist_selected')
 
   clearLocalStorage: ->
-    localStorage.clear()
+    localStorage?.clear()
 
 class PoltergeistAgent.ObsoleteNode
   toString: -> "PoltergeistAgent.ObsoleteNode"
 
 class PoltergeistAgent.InvalidSelector
@@ -264,10 +264,15 @@
     rect.left >= 0 &&
     rect.bottom <= window.innerHeight &&
     rect.right <= window.innerWidth
 
   isDisabled: ->
-    @element.disabled || @element.tagName == 'OPTION' && @element.parentNode.disabled
+    xpath = 'parent::optgroup[@disabled] | \
+             ancestor::select[@disabled] | \
+             parent::fieldset[@disabled] | \
+             ancestor::*[not(self::legend) or preceding-sibling::legend][parent::fieldset[@disabled]]'
+
+    @element.disabled || document.evaluate(xpath, @element, null, XPathResult.BOOLEAN_TYPE, null).booleanValue
 
   path: ->
     elements = @parentIds().reverse().map((id) => @agent.get(id))
     elements.push(this)
     selectors = elements.map (el)->