authentication-js.del
898b8427d2011.22.2.1

authentication-js.del
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			/**
			* Created by ben on 2/12/15.
			*/
			angular.module("hms-authentication", ['ngCookies', 'hms-authentication-model'])
			.constant("UserRoles", {
			ROLE1: "Researcher",
			ROLE2: "DataSteward",
			ROLE3: "Admin"
			})
			.factory('HMSAuthenticationService', ['$http', '$q', '$app', 'HMSAuthenticationModel', function ($http, $q, $app, model) {

			var service = {};

			service.Login = function () {
			return model.authenticate();
			};

			service.SetAuthHeader = function (username, password) {
			var authdata = $app.utils.toBase64(username + ':' + password);
			$http.defaults.headers.common['Authorization'] = 'Basic ' + authdata;
			};

			service.SetCredentials = function (username, password, roles) {
			var authdata = $app.utils.toBase64(username + ':' + password);
			$app.utils.setAppUser(username, authdata, roles);
			};

			service.ClearCredentials = function () {
			if($app.globals.currentUser !== undefined) {
			$app.globals.currentUser.isLoggedIn = false;
			}
			$app.utils.deleteAppUser();
			$http.defaults.headers.common.Authorization = ' Basic ';
			};

			return service;
			}])
			.directive('restrict', function ($app) {
			return {
			restrict: 'A',
			priority: 100000,
			scope: {
			restrict: "@"
			},
			link: function ($scope, $element, $attrs) {
			var accessDenied,
			user = $app.globals.currentUser,
			accessRoles = $attrs.restrict.split(" ");

			//check if matching roles.
			accessDenied = !$app.utils.hasAccess(user, accessRoles);

			if (accessDenied) {
			$element.children().remove();
			$element.remove();
			}
			}
			};
			});