Bug: T58315
Change-Id: I5fb9cc6be78338819b9766456923e59f4fdee35c
$headers['Date'] = MWTimestamp::getLocalInstance()->format( 'r' );
$headers['Message-ID'] = self::makeMsgId();
$headers['X-Mailer'] = 'MediaWiki mailer';
+ $headers['List-Unsubscribe'] = '<' . SpecialPage::getTitleFor( 'Preferences' )
+ ->getFullURL( '', false, PROTO_CANONICAL ) . '>';
# Line endings need to be different on Unix and Windows due to
# the bug described at http://trac.wordpress.org/ticket/2603