A field to input password and validate it before submit the contact form.

JSN UniForm validate password before send

// Please see my video: https://drive.google.com/file/d/0B0q3Kha3KEfUZFhsdFA2MlpuU2s/view?usp=sharing
//Code:

//ID of password field
$field_id = 28;
//List of password
$accepted = array('bravebits','joomlashine','woorocket','sellersmith','golden','river');

if (!in_array($post['password'][$field_id][0], $accepted))
{
	// Wrong password
	echo '<input type="hidden" name="error" value=\'{"'.$field_id.'":"Wrong password"}\'/>';
	exit();
}