/**
  * Display form to edit user's contact information.
  * @param $args array
  * @param $request PKPRequest
  * @return JSONMessage JSON-formatted response
  */
 function contact($args, $request)
 {
     $this->setupTemplate($request);
     import('lib.pkp.classes.user.form.ContactForm');
     $contactForm = new ContactForm($request->getUser());
     $contactForm->initData($request);
     return new JSONMessage(true, $contactForm->fetch($request));
 }