Psso/Challenge/Username.php


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<?php
namespace Psso\Challenge;
use Psso\{Challenge, AuthProvider, ChallengeResult, Input};

/** Just asks for a username and sets it in the context. Always succeeds. */
class Username extends Challenge {
    public function getInputs(): array {
        return [new Input('user', Input::TEXT, 'challenge.input.username')];
    }

    public function validate(
        AuthProvider $provider, array $inputData
    ): ChallengeResult {
        return new ChallengeResult(self::class, true, $inputData['user'], null);
    }
}