// Validate user input.
if (!ttValidString($cl_team_name, true)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.team_name'));
if (!ttValidString($cl_manager_name)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.manager_name'));
if (!ttValidString($cl_manager_login)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.manager_login'));
if (!$auth->isPasswordExternal()) {
// Validate user input.
if (!ttValidString($cl_team_name, true)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.team_name'));
if (!ttValidString($cl_manager_name)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.manager_name'));
if (!ttValidString($cl_manager_login)) $errors->add($i18n->getKey('error.field'), $i18n->getKey('label.manager_login'));
if (!$auth->isPasswordExternal()) {