if ( !$user->matchEditToken( $request->getVal( 'editToken' ) ) ) {
$source = Status::newFatal( 'import-token-mismatch' );
} elseif ( $this->sourceName === 'upload' ) {
$isUpload = true;
$this->usernamePrefix = $this->fullInterwikiPrefix = $request->getVal( 'usernamePrefix' );
if ( !$user->matchEditToken( $request->getVal( 'editToken' ) ) ) {
$source = Status::newFatal( 'import-token-mismatch' );
} elseif ( $this->sourceName === 'upload' ) {
$isUpload = true;
$this->usernamePrefix = $this->fullInterwikiPrefix = $request->getVal( 'usernamePrefix' );