// Reverse the labels in the hostname, convert to lower case
// For emails reverse domainpart only
if ( $bits['scheme'] == 'mailto' ) {
- $mailparts = explode( '@', $bits['host'] );
- $domainpart = strtolower( implode( '.', array_reverse( explode( '.', $mailparts[1] ) ) ) );
+ $mailparts = explode( '@', $bits['host'], 2 );
+ if ( count($mailparts) === 2 ) {
+ $domainpart = strtolower( implode( '.', array_reverse( explode( '.', $mailparts[1] ) ) ) );
+ } else {
+ // No domain specified, don't mangle it
+ $domainpart = '';
+ }
$reversedHost = $domainpart . '@' . $mailparts[0];
} else {
$reversedHost = strtolower( implode( '.', array_reverse( explode( '.', $bits['host'] ) ) ) );
}
// Add an extra dot to the end
+ // Why? Is it in wrong place in mailto links?
if ( substr( $reversedHost, -1, 1 ) !== '.' ) {
$reversedHost .= '.';
}