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September 18, 2013 16:46
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angular - create unique id
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| angular | |
| .module('uuidApp', ['lvl.services']) | |
| .controller('uuidCtl', ['$scope', 'uuid', function($scope, uuid){ | |
| $scope.generateUuid = function() { | |
| $scope.new = uuid.new(); | |
| $scope.nInfo = new Date(); | |
| }; | |
| $scope.showEmpty = function() { | |
| $scope.empty = uuid.empty(); | |
| $scope.eInfo = new Date(); | |
| }; | |
| }]); | |
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| <html> | |
| <head> | |
| <title>UUID Service Demo</title> | |
| <script src="script/lib/angular.js"></script> | |
| <script src="script/lvl-uuid.js"></script> | |
| <link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet"> | |
| </head> | |
| <body ng-app="uuidApp"> | |
| <h1>UUID Service</h1> | |
| <p>A very simple service for working with UUIDs</p> | |
| <div ng-controller='uuidCtl'> | |
| <div class="row"> | |
| <div class="col-md-4 col-md-offset-2"> | |
| {{new}} | |
| <br/> | |
| <small>{{nInfo | date:'mediumDate'}} {{nInfo | date:'mediumTime'}}</small> | |
| <br/> | |
| <button class="btn btn-primary" ng-click='generateUuid()'>Generate UUID</button> | |
| </div> | |
| <div class="col-md-6"> | |
| {{empty}} | |
| <br/> | |
| <small>{{eInfo | date:'mediumDate'}} {{eInfo | date:'mediumTime'}}</small> | |
| <br/> | |
| <button class="btn btn-primary" ng-click='showEmpty()'>Show empty UUID</button> | |
| </div> | |
| </div> | |
| </div> | |
| <h3>Page script</h3> | |
| <pre> | |
| angular | |
| .module('uuidApp', ['lvl.services']) | |
| .controller('uuidCtl', ['$scope', 'uuid', function($scope, uuid){ | |
| $scope.generateUuid = function() { | |
| $scope.new = uuid.new(); | |
| $scope.nInfo = new Date(); | |
| }; | |
| $scope.showEmpty = function() { | |
| $scope.empty = uuid.empty(); | |
| $scope.eInfo = new Date(); | |
| }; | |
| }]); | |
| </pre> | |
| <script> | |
| angular | |
| .module('uuidApp', ['lvl.services']) | |
| .controller('uuidCtl', ['$scope', 'uuid', function($scope, uuid){ | |
| $scope.generateUuid = function() { | |
| $scope.new = uuid.new(); | |
| $scope.nInfo = new Date(); | |
| }; | |
| $scope.showEmpty = function() { | |
| $scope.empty = uuid.empty(); | |
| $scope.eInfo = new Date(); | |
| }; | |
| }]); | |
| </script> | |
| </body> | |
| </html> |
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| var module; | |
| try { | |
| module = angular.module('lvl.services'); | |
| } catch (e) { | |
| module = angular.module('lvl.services', []); | |
| } | |
| module.factory('uuid', function() { | |
| var svc = { | |
| new: function() { | |
| function _p8(s) { | |
| var p = (Math.random().toString(16)+"000000000").substr(2,8); | |
| return s ? "-" + p.substr(0,4) + "-" + p.substr(4,4) : p ; | |
| } | |
| return _p8() + _p8(true) + _p8(true) + _p8(); | |
| }, | |
| empty: function() { | |
| return '00000000-0000-0000-0000-000000000000'; | |
| } | |
| }; | |
| return svc; | |
| }); |
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