# Copyright (c) 2006 Sean Treadway # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the # "Software"), to deal in the Software without restriction, including # without limitation the rights to use, copy, modify, merge, publish, # distribute, sublicense, and/or sell copies of the Software, and to # permit persons to whom the Software is furnished to do so, subject to # the following conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # Module containing the methods useful for child IFRAME to parent window communication module RespondsToParent # Executes the response body as JavaScript in the context of the parent window. # Use this method of you are posting a form to a hidden IFRAME or if you would like # to use IFRAME base RPC. def responds_to_parent(&block) yield if performed? # We're returning HTML instead of JS or XML now response.headers['Content-Type'] = 'text/html; charset=UTF-8' # Either pull out a redirect or the request body script = if response.headers['Location'] #TODO: erase_redirect_results is missing in rails 3.0 has to be implemented #erase redirect "document.location.href = #{location.to_s.inspect}" else response.body end # Escape quotes, linebreaks and slashes, maintaining previously escaped slashes # Suggestions for improvement? script = (script || ''). gsub('\\', '\\\\\\'). gsub(/\r\n|\r|\n/, '\\n'). gsub(/['"]/, '\\\\\&'). gsub('','') # Clear out the previous render to prevent double render response.request.env['action_controller.instance'].instance_variable_set(:@_response_body, nil) # Eval in parent scope and replace document location of this frame # so back button doesn't replay action on targeted forms # loc = document.location to be set after parent is updated for IE # with(window.parent) - pull in variables from parent window # setTimeout - scope the execution in the windows parent for safari # window.eval - legal eval for Opera render :text => "".html_safe end end alias respond_to_parent responds_to_parent end