formvalidation/src/js/validator/bic.js

The best jQuery plugin to validate form fields. Support Bootstrap, Foundation, Pure, SemanticUI, UIKit and custom frameworks

/**
 * bic validator
 *
 * @link        http://formvalidation.io/validators/bic/
 * @author      https://twitter.com/nghuuphuoc
 * @copyright   (c) 2013 - 2015 Nguyen Huu Phuoc
 * @license     http://formvalidation.io/license/
 */
(function($) {
    FormValidation.I18n = $.extend(true, FormValidation.I18n || {}, {
        'en_US': {
            bic: {
                'default': 'Please enter a valid BIC number'
            }
        }
    });

    FormValidation.Validator.bic = {
        /**
         * Validate an Business Identifier Code (BIC), also known as ISO 9362, SWIFT-BIC, SWIFT ID or SWIFT code
         *
         * For more information see http://en.wikipedia.org/wiki/ISO_9362
         *
         * @todo The 5 and 6 characters are an ISO 3166-1 country code, this could also be validated
         * @param {FormValidation.Base} validator The validator plugin instance
         * @param {jQuery} $field Field element
         * @param {Object} options Can consist of the following keys:
         * - message: The invalid message
         * @returns {Object}
         */
        validate: function(validator, $field, options) {
            var value = validator.getFieldValue($field, 'bic');
            if (value === '') {
                return true;
            }
            return /^[a-zA-Z]{6}[a-zA-Z0-9]{2}([a-zA-Z0-9]{3})?$/.test(value);
        }
    };
}(jQuery));