public function crypt( $plaintext ) {
global $wgPasswordSalt;
- if ( $wgPasswordSalt && count( $this->args ) == 1 ) {
+ if ( $wgPasswordSalt && count( $this->args ) === 1 ) {
$this->hash = md5( $this->args[0] . '-' . md5( $plaintext ) );
} else {
$this->args = array();