public function admin_form() { $saved = false; if (qa_clicked('recaptcha_save_button')) { qa_opt('recaptcha_public_key', qa_post_text('recaptcha_public_key_field')); qa_opt('recaptcha_private_key', qa_post_text('recaptcha_private_key_field')); $saved = true; } $pub = trim(qa_opt('recaptcha_public_key')); $pri = trim(qa_opt('recaptcha_private_key')); $error = null; if (!strlen($pub) || !strlen($pri)) { require_once $this->directory . 'recaptchalib.php'; $error = 'To use reCAPTCHA, you must <a href="' . qa_html(ReCaptcha::getSignupUrl()) . '" target="_blank">sign up</a> to get these keys.'; } $form = array('ok' => $saved ? 'reCAPTCHA settings saved' : null, 'fields' => array('public' => array('label' => 'reCAPTCHA public key:', 'value' => $pub, 'tags' => 'name="recaptcha_public_key_field"'), 'private' => array('label' => 'reCAPTCHA private key:', 'value' => $pri, 'tags' => 'name="recaptcha_private_key_field"', 'error' => $error)), 'buttons' => array(array('label' => 'Save Changes', 'tags' => 'name="recaptcha_save_button"'))); return $form; }