77 lines
1.5 KiB
JavaScript
77 lines
1.5 KiB
JavaScript
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var Backbone = require('backbone');
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var moment = require('moment');
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/**
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* Default model for each field model
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*
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*/
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module.exports = Backbone.Model.extend({
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defaults: {
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attribute: '',
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value: '',
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type: 'string',
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readOnly: false
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},
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initialize: function () {
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// Validation control variable
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this.validationError = '';
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this.bind('valid', function () {
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this.validationError = '';
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}, this);
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this.bind('error', function (m, error) {
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this.validationError = error;
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});
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},
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_validate: function (attrs, options) {
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var valid = Backbone.Model.prototype._validate.apply(this, arguments);
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if (valid) {
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this.trigger('valid');
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return true;
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} else {
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return false;
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}
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},
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validate: function (attrs) {
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if (!attrs) return;
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var val = attrs.value;
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var type = attrs.type;
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if (attrs.type === 'number') {
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var pattern = /^(\+|-)?(?:[0-9]+|[0-9]*\.[0-9]+)$/;
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if (val && !pattern.test(val)) {
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return 'Invalid number';
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}
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}
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if (type === 'boolean') {
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if (val !== null && val !== true && val !== false) {
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return 'Invalid boolean';
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}
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}
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if (type === 'date') {
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if (val && !moment(val).isValid()) {
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return 'Invalid date';
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}
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}
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},
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getError: function () {
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return this.validationError;
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},
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isValid: function () {
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if (!this.validate) {
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return true;
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}
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return !this.validate(this.attributes) && this.validationError === '';
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}
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});
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