|
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748 |
- // Copyright 2014 Mark Cavage, Inc. All rights reserved.
- // Copyright 2014 Patrick Mooney. All rights reserved.
-
- var util = require('util');
-
- var assert = require('assert-plus');
-
- var helpers = require('./helpers');
-
-
- ///--- API
-
- function PresenceFilter(options) {
- if (typeof (options) === 'object') {
- assert.string(options.attribute, 'options.attribute');
- this.attribute = options.attribute;
- }
-
-
- var self = this;
- this.__defineGetter__('type', function () { return 'present'; });
- this.__defineGetter__('json', function () {
- return {
- type: 'PresenceMatch',
- attribute: self.attribute
- };
- });
- }
- util.inherits(PresenceFilter, helpers.Filter);
-
-
- PresenceFilter.prototype.toString = function () {
- return '(' + helpers.escape(this.attribute) + '=*)';
- };
-
-
- PresenceFilter.prototype.matches = function (target, strictAttrCase) {
- assert.object(target, 'target');
-
- var value = helpers.getAttrValue(target, this.attribute, strictAttrCase);
-
- return (value !== undefined && value !== null);
- };
-
-
- ///--- Exports
-
- module.exports = PresenceFilter;
|