adn-agov-iam-project/patterns/9196b809b539716b03ad8565_re.../logout_confirm.groovy

64 lines
2.1 KiB
Groovy

def redirect(location) {
outargs.put('nevis.transfer.type', 'redirect')
outargs.put('nevis.transfer.destination', location)
}
def getReturnURL() {
if (inargs.containsKey('return')) {
return inargs.get('return')
}
// determine returnURL based on Referer header (if present and not pointing to this page)
def referer = request.getHttpHeader('Referer')
if (referer == null) {
LOG.debug('no Referer header found')
return null
}
// strip query String for comparison
String previous = referer.contains('?') ? referer.substring(0, referer.indexOf("?")) : referer
def current = request.getCurrentResource()
if (current.startsWith(previous)) {
LOG.debug("Referer header $referer cannot be used as return URL - cyclic redirect")
return null
}
return referer
}
if (inargs.containsKey('logout-confirm')) {
def current = request.getCurrentResource()
// user has confirmed logout -> replace /logout with /?logout
String location
if (current.contains('?')) {
location = current.replace("/logout?", "/?logout&")
}
else {
location = current.replace("/logout", "/?logout")
}
redirect(location)
return
}
if (inargs.containsKey('logout-abort')) {
// user has aborted logout -> redirect to stored return URL
def location = session.get('logout-abort-url')
redirect(location)
return
}
// user has not clicked any button -> render GUI
response.setGuiName('saml_logout_confirm')
response.setGuiLabel('title.logout.confirmation')
// not setting a target as the API has been removed
response.addInfoGuiField('info', 'info.logout.confirmation', null)
response.addButtonGuiField('logout-confirm', 'continue.button.label', 'true')
def returnURL = getReturnURL()
if (returnURL != null) {
// store return URL in session
session.put('logout-abort-url', returnURL)
}
if (session.containsKey('logout-abort-url')) {
// add cancel button to go back
response.addButtonGuiField('logout-abort', 'cancel.button.label', 'true')
}