angular-input-types/src/validate.js

AngularJS directives used on form inputs. Makes it easy for the users to input the correct information using autocomplete and validation.

angular.module('inputTypes')

.factory('validate', function () {
    function number(value) {
        return !isNaN(value);
    }

    function personnummer(value) {
        return value.length == 13 && dateOrSamordningsnummer(value) && luhnAlgoritm(value);
    }

    function orgnr(value) {
        if(value.length != 11 && value.length != 13) {
            return false;
        }

        if (!value.match(/^(\d{2})?(\d{2})(\d{2})(\d{2})\-(\d{4})$/)) {
            return false;
        }
        if(parseInt(RegExp.$3) < 20) {
            return personnummer(value.length == 11 ? '20' + value : value);
        }

        if(RegExp.$1 != '' && RegExp.$1 != 16) {
            return false;
        }

        return luhnAlgoritm(value);
    }

    function time(value) {
        if(value.length != 5) {
            return false;
        }

        if(value.charAt(2) !== ':') {
            return false;
        }

        var hours = value.substring(0, 2);
        if(hours < 0 || hours > 23) {
            return false;
        }

        var mins = value.substring(3, 5);
        if(mins < 0 || mins > 59) {
            return false;
        }

        return true;
    }

    function dateOrSamordningsnummer(value) {
        if (!value.match(/^(\d{4})(\d{2})(\d{2})\-(\d{4})$/)) {
            return false;
        }

        var date = new Date(RegExp.$1, RegExp.$2 - 1, RegExp.$3 < 61 ? RegExp.$3 : 1);
        if(RegExp.$1 < 1840 || date.getFullYear() != RegExp.$1 || date.getMonth() != RegExp.$2 - 1 || (date.getDate() != RegExp.$3 && (RegExp.$3 < 61 || RegExp.$3 > 91))) {
            return false;
        }

        return true;
    }

    function luhnAlgoritm(value) {
        value = value.replace('-', '');
        if(value.length == 12) {
            value = value.substring(2);
        }

        var sum = 0;
        for (var i = 0; i < 10; i++) {
            var digit = parseInt(value.charAt(i));
            if (i % 2 === 0) {
                digit *= 2;
            }
            if (digit > 9) {
                digit -= 9;
            }
            sum += digit;
        }
        return (sum % 10) === 0;
    }

    return {
        number: number,
        personnummer: personnummer,
        orgnr: orgnr,
        time: time
    }
});