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<?php
// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit;
function wppb_toolbox_check_email_domain( $message, $field, $request_data, $form_location ) {
$type = wppb_toolbox_get_settings( 'forms', 'restricted-email-domains-type' );
if ( $type == false ) return $message;
$restricted_domains = wppb_toolbox_get_settings( 'forms', 'restricted-email-domains-data' );
if ( $restricted_domains == false ) return $message;
$domain = strtolower( substr( strrchr( trim( $request_data['email'] ), '@' ), 1 ) );
$validation_message = wppb_toolbox_get_settings( 'forms', 'restricted-email-domains-message' );
if ( $type == 'allow' ) {
if ( !in_array( $domain, $restricted_domains ) )
return $validation_message;
} else if ( $type == 'deny' ) {
if ( in_array( $domain, $restricted_domains ) )
return $validation_message;
}
return $message;
}
add_filter( 'wppb_check_form_field_default-e-mail', 'wppb_toolbox_check_email_domain', 20, 4 );