For update public part to piwigo, a Romanian translator  can he translate
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// missing translations public part
$lang['%d rates'] = '%d rates';
$lang['Rating score'] = 'Rating score';
$lang['Enter a username or email address'] = 'Enter a username or email address';
$lang['Invalid username or email'] = 'Invalid username or email';
$lang['Password reset is not allowed for this user'] = 'Password reset is not allowed for this user';
$lang['User "%s" has no email address, password reset is not possible'] = 'User "%s" has no email address, password reset is not possible';
$lang['Someone requested that the password be reset for the following user account:'] = 'Someone requested that the password be reset for the following user account:';
$lang['Username "%s" on gallery %s'] = 'Username "%s" on gallery %s';
$lang['To reset your password, visit the following address:'] = 'To reset your password, visit the following address:';
$lang['If this was a mistake, just ignore this email and nothing will happen.'] = 'If this was a mistake, just ignore this email and nothing will happen.';
$lang['Password Reset'] = 'Password Reset';
$lang['Check your email for the confirmation link'] = 'Check your email for the confirmation link';
$lang['Invalid key'] = 'Invalid key';
$lang['The passwords do not match'] = 'The passwords do not match';
$lang['Your password has been reset'] = 'Your password has been reset';
$lang['Return to home page'] = 'Return to home page';
$lang['Please enter your username or email address.'] = 'Please enter your username or email address.';
$lang['You will receive a link to create a new password via email.'] = 'You will receive a link to create a new password via email.';
$lang['Username or email'] = 'Username or email';
$lang['Change my password'] = 'Change my password';
$lang['Enter your new password below.'] = 'Enter your new password below.';
$lang['Reset Password'] = 'Reset Password';
$lang['EXIF Metadata'] = 'EXIF Metadata';
$lang['IPTC Metadata'] = 'IPTC Metadata';



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Thanks

He can also use new tool for translator ;-)
read [Forum, topic 18049] Piwigo Translate Tool (Requests)