1 /* Core Sevice - egAuth
3 * Manages login and auth session retrieval.
6 angular.module('egCoreMod')
9 ['$q','$timeout','$rootScope','$window','$location','egNet','egHatch',
10 function($q , $timeout , $rootScope , $window , $location , egNet , egHatch) {
13 // the currently active user (au) object
21 // the user hidden by an operator change
22 OCuser : function(u) {
29 // the Op Change hidden auth token string
30 OCtoken : function() {
31 return egHatch.getLoginSessionItem('eg.auth.token.oc');
34 // Op Change hidden authtime in seconds
35 OCauthtime : function() {
36 return egHatch.getLoginSessionItem('eg.auth.time.oc');
39 // the currently active auth token string
41 return egHatch.getLoginSessionItem('eg.auth.token');
44 // authtime in seconds
45 authtime : function() {
46 return egHatch.getLoginSessionItem('eg.auth.time');
49 // the currently active workstation name
50 // For ws_ou or wsid(), see egAuth.user().ws_ou(), etc.
51 workstation : function() {
55 // Listen for logout events in other tabs
56 authChannel : new BroadcastChannel('eg.auth')
59 /* Returns a promise, which is resolved if valid
60 * authtoken is found, otherwise rejected */
61 service.testAuthToken = function() {
62 var deferred = $q.defer();
63 var token = service.token();
67 if (lf.isOffline && !$location.path().match(/\/session/) ) {
68 // Just stop here if we're in the offline interface but not on the session tab
69 $timeout(function(){deferred.resolve()});
70 } else if (lf.isOffline && $location.path().match(/\/session/) && !$window.navigator.onLine) {
71 // Likewise, if we're in the offline interface on the session tab and the network is down.
72 // The session tab itself will redirect appropriately due to no network.
73 $timeout(function(){deferred.resolve()});
75 // Otherwise, check the token. This will freeze all other interfaces, which is what we want.
78 'open-ils.auth.session.retrieve', token)
80 .then(function(user) {
81 if (user && user.classname) {
82 // authtoken test succeeded
85 service.check_workstation(deferred);
88 // authtoken test failed
89 egHatch.clearLoginSessionItems();
96 // no authtoken to test
97 deferred.reject('No authtoken found');
100 return deferred.promise;
103 service.check_workstation = function(deferred) {
105 var user = service.user();
106 var ws_path = '/admin/workstation/workstations';
108 return egHatch.getItem('eg.workstation.all')
109 .then(function(workstations) {
110 if (!workstations) workstations = [];
112 // If the user is authenticated with a workstation, get the
113 // name from the locally registered version of the workstation.
117 var ws = workstations.filter(
118 function(w) {return w.id == user.wsid()})[0];
121 service.ws = ws.name;
127 if ($location.path() == ws_path) {
128 // User is on the workstation admin page. No need
134 // At this point, the user is trying to access a page
135 // besides the workstation admin page without a valid
136 // registered workstation. Send them back to the
137 // workstation admin page.
139 // NOTE: egEnv also defines basePath, but we cannot import
140 // egEnv here becuase it creates a circular reference.
141 $window.location.href = '/eg/staff' + ws_path;
147 * Returns a promise, which is resolved on successful
148 * login and rejected on failed login.
150 service.login = function(args, ops) {
151 // avoid modifying the caller's data structure.
152 args = angular.copy(args);
154 if (!ops) { // only set on redo attempts.
155 ops = {deferred : $q.defer()};
157 // Clear old LoginSession keys that were left in localStorage
158 // when the previous user closed the browser without logging
159 // out. Under normal circumstance, LoginSession data would
160 // have been cleared by now, either during logout or cookie
161 // expiration. But, if for some reason the user manually
162 // removed the auth token cookie w/o closing the browser
163 // (say, for testing), then this serves double duty to ensure
164 // LoginSession data cannot persist across logins.
165 egHatch.clearLoginSessionItems();
168 service.login_api(args).then(function(evt) {
170 if (evt.textcode == 'SUCCESS') {
171 service.handle_login_ok(args, evt);
172 ops.deferred.resolve({
173 invalid_workstation : ops.invalid_workstation
176 } else if (evt.textcode == 'WORKSTATION_NOT_FOUND') {
177 ops.invalid_workstation = true;
178 delete args.workstation;
179 service.login(args, ops); // redo w/o workstation
182 // note: the likely outcome here is a NO_SESION
183 // server event, which results in broadcasting an
184 // egInvalidAuth by egNet.
185 console.error('login failed ' + js2JSON(evt));
186 ops.deferred.reject();
190 return ops.deferred.promise;
194 * Returns a promise, which is resolved on successful
195 * login and rejected on failed login.
197 service.opChange = function(args) {
198 // avoid modifying the caller's data structure.
199 args = angular.copy(args);
200 args.workstation = service.workstation();
202 var deferred = $q.defer();
204 service.login_api(args).then(function(evt) {
206 if (evt.textcode == 'SUCCESS') {
207 if (args.type != 'persist') {
208 egHatch.setLoginSessionItem('eg.auth.token.oc', service.token());
209 egHatch.setLoginSessionItem('eg.auth.time.oc', service.authtime());
210 service.OCuser(service.user());
212 service.handle_login_ok(args, evt);
213 service.testAuthToken().then(
215 function () { service.opChangeUndo().then(deferred.reject) }
218 // note: the likely outcome here is a NO_SESION
219 // server event, which results in broadcasting an
220 // egInvalidAuth by egNet.
221 console.error('operator change failed ' + js2JSON(evt));
226 return deferred.promise;
229 service.opChangeUndo = function() {
230 if (service.OCtoken()) {
231 service.user(service.OCuser());
232 egHatch.setLoginSessionItem('eg.auth.token', service.OCtoken());
233 egHatch.setLoginSessionItem('eg.auth.time', service.OCauthtime());
234 egHatch.removeLoginSessionItem('eg.auth.token.oc');
235 egHatch.removeLoginSessionItem('eg.auth.time.oc');
237 return service.testAuthToken();
240 service.login_api = function(args) {
241 return egNet.request(
243 'open-ils.auth.authenticate.init', args.username)
244 .then(function(seed) {
245 // avoid clobbering the bare password in case
246 // we need it for a login redo attempt.
247 var login_args = angular.copy(args);
248 login_args.password = hex_md5(seed + hex_md5(args.password));
250 return egNet.request(
252 'open-ils.auth.authenticate.complete', login_args)
257 service.handle_login_ok = function(args, evt) {
258 service.ws = args.workstation;
259 egHatch.setLoginSessionItem('eg.auth.token', evt.payload.authtoken);
260 egHatch.setLoginSessionItem('eg.auth.time', evt.payload.authtime);
265 * Force-check the validity of the authtoken on occasion.
266 * This allows us to redirect an idle staff client back to the login
267 * page after the session times out. Otherwise, the UI would stay
268 * open with potentially sensitive data visible.
269 * TODO: What is the practical difference (for a browser) between
270 * checking auth validity and the ui.general.idle_timeout setting?
271 * Does that setting serve a purpose in a browser environment?
273 service.poll = function() {
275 if (!service.authChannel.onmessage) {
276 // Now that we have an authtoken, listen for logout events
277 // initiated by other tabs.
278 service.authChannel.onmessage = function(e) {
279 if (e.data.action == 'logout') {
280 $rootScope.$broadcast(
281 'egAuthExpired', {startedElsewhere : true});
290 'open-ils.auth.session.retrieve',
292 0, // return extra auth details, unneeded here.
293 1 // avoid extending the auth timeout
294 ).then(function(user) {
295 if (user && user.classname) { // all good
298 // NOTE: we should never get here, since egNet
299 // filters responses for NO_SESSION events.
300 $rootScope.$broadcast('egAuthExpired');
304 // add a 5 second delay to give the token plenty of time
305 // to expire on the server.
306 service.authtime() * 1000 + 5000
310 service.logout = function(broadcast) {
313 // Tell the other tabs to shut it all down.
314 service.authChannel.postMessage({action : 'logout'});
317 if (service.token()) {
320 'open-ils.auth.session.delete',
321 service.token()); // fire and forget
322 egHatch.clearLoginSessionItems();
324 service._user = null;
332 * Service for testing user permissions.
333 * Note: this cannot live within egAuth, because it creates a circular
334 * dependency of egOrg -> egEnv -> egAuth -> egOrg
337 ['$q','egNet','egAuth','egOrg',
338 function($q , egNet , egAuth , egOrg) {
342 * Returns the full list of org unit objects at which the currently
343 * logged in user has the selected permissions.
344 * @permList - list or string. If a list, the response object is a
345 * hash of perm => orgList maps. If a string, the response is the
346 * org list for the requested perm.
348 service.hasPermAt = function(permList, asId) {
349 var deferred = $q.defer();
351 if (!angular.isArray(permList)) {
353 permList = [permList];
355 // as called, this method will return the top-most org unit of the
356 // sub-tree at which this user has the selected permission.
357 // From there, flesh the descendant orgs locally.
360 'open-ils.actor.user.has_work_perm_at.batch',
361 egAuth.token(), permList
362 ).then(function(resp) {
364 angular.forEach(permList, function(perm) {
366 angular.forEach(resp[perm], function(oneOrg) {
367 all = all.concat(egOrg.descendants(oneOrg, asId));
371 if (!isArray) answer = answer[permList[0]];
372 deferred.resolve(answer);
374 return deferred.promise;
379 * Returns a hash of perm => hasPermBool for each requested permission.
380 * If the authenticated user has no workstation, no checks are made
381 * and all permissions return false.
383 service.hasPermHere = function(permList) {
387 if (!angular.isArray(permList)) {
389 permList = [permList];
392 // no workstation, all are false
393 if (egAuth.user().wsid() === null) {
394 console.warn("egPerm.hasPermHere() called with no workstation");
396 response = permList.map(function(perm) {
397 return response[perm] = false;
402 return $q.when(response);
405 ws_ou = Number(egAuth.user().ws_ou()); // from string
407 return service.hasPermAt(permList, true)
408 .then(function(orgMap) {
409 angular.forEach(orgMap, function(orgIds, perm) {
410 // each permission is mapped to a flat list of org unit ids,
411 // including descendants. See if our workstation org unit
413 response[perm] = orgIds.indexOf(ws_ou) > -1;
415 if (!isArray) response = response[permList[0]];