/**
* Purchase Form Validate Guest User
*
* @access private
* @since 1.0.8.1
* @return array
*/
function edd_purchase_form_validate_guest_user()
{
// Start an array to collect valid user data
$valid_user_data = array('user_id' => 0);
// Show error message if user must be logged in
if (edd_logged_in_only()) {
edd_set_error('logged_in_only', __('You must be logged into an account to purchase', 'easy-digital-downloads'));
}
// Get the guest email
$guest_email = isset($_POST['edd_email']) ? $_POST['edd_email'] : false;
// Check email
if ($guest_email && strlen($guest_email) > 0) {
// Validate email
if (!is_email($guest_email)) {
// Invalid email
edd_set_error('email_invalid', __('Invalid email', 'easy-digital-downloads'));
} else {
// All is good to go
$valid_user_data['user_email'] = $guest_email;
}
} else {
// No email
edd_set_error('email_empty', __('Enter an email', 'easy-digital-downloads'));
}
// Loop through required fields and show error messages
foreach (edd_purchase_form_required_fields() as $field_name => $value) {
if (in_array($value, edd_purchase_form_required_fields()) && empty($_POST[$field_name])) {
edd_set_error($value['error_id'], $value['error_message']);
}
}
return $valid_user_data;
}
/**
* Check if a field is required
*
* @param string $field
* @access public
* @since 1.7
* @return bool
*/
function edd_field_is_required($field = '')
{
$required_fields = edd_purchase_form_required_fields();
return array_key_exists($field, $required_fields);
}
