* description = @Translation("Indicate to search engines and other page scrapers whether or not links should be followed. See <a href='http://w3c.github.io/webappsec/specs/referrer-policy/'>the W3C specifications</a> for further details."),
* name = "Referrer policy",
* group = "advanced",
* weight = 5,
* type = "label",
* secure = FALSE,
* multiple = FALSE
* )
*/
classReferrerextendsMetaNameBase{
/**
* {@inheritdoc}
*/
publicfunctionform(array$element=array()){
$form=array(
'#type'=>'select',
'#title'=>$this->label(),
'#description'=>$this->description(),
'#options'=>array(
'no-referrer'=>t('No Referrer'),
'origin'=>t('Origin'),
'no-referrer-when-downgrade'=>t('No Referrer When Downgrade'),
'origin-when-cross-origin'=>t('Origin When Cross-Origin'),