back/methods/vn-user/renew-token.js

@@ -0,0 +1,38 @@
+const UserError = require('vn-loopback/util/user-error');
+
+module.exports = Self => {
+    Self.remoteMethodCtx('renewToken', {
+        description: 'Checks if the token has more than renewPeriod seconds to live and if so, renews it',
+        accepts: [],
+        returns: {
+            type: 'Object',
+            root: true
+        },
+        http: {
+            path: `/renewToken`,
+            verb: 'POST'
+        }
+    });
+
+    Self.renewToken = async function(ctx) {
+        const models = Self.app.models;
+        const userId = ctx.req.accessToken.userId;
+        const created = ctx.req.accessToken.created;
+        const tokenId = ctx.req.accessToken.id;
+
+        const now = new Date();
+        const differenceMilliseconds = now - created;
+        const differenceSeconds = Math.floor(differenceMilliseconds / 1000);
+
+        const accessTokenConfig = await models.AccessTokenConfig.findOne({fields: ['renewPeriod']});
+
+        if (differenceSeconds <= accessTokenConfig.renewPeriod)
+            throw new UserError(`The renew period has not been exceeded`);
+
+        await Self.logout(tokenId);
+        const user = await Self.findById(userId);
+        const accessToken = await user.createAccessToken();
+
+        return {token: accessToken.id, created: accessToken.created};
+    };
+};

back/methods/vn-user/signIn.js

@@ -76,6 +76,6 @@ module.exports = Self => {
 
         let loginInfo = Object.assign({password}, userInfo);
         token = await Self.login(loginInfo, 'user');
-        return {token: token.id};
+        return {token: token.id, created: token.created};
     };
 };

back/methods/vn-user/specs/signIn.spec.js

@@ -9,7 +9,7 @@ describe('VnUser signIn()', () => {
 
             expect(login.token).toBeDefined();
 
-            await models.VnUser.signOut(ctx);
+            await models.VnUser.logout(ctx.req.accessToken.id);
         });
 
         it('should return the token if the user doesnt exist but the client does', async() => {
@@ -19,7 +19,7 @@ describe('VnUser signIn()', () => {
 
             expect(login.token).toBeDefined();
 
-            await models.VnUser.signOut(ctx);
+            await models.VnUser.logout(ctx.req.accessToken.id);
         });
     });
 

back/methods/vn-user/specs/signOut.js

@@ -1,42 +0,0 @@
-const {models} = require('vn-loopback/server/server');
-
-describe('VnUser signOut()', () => {
-    it('should logout and remove token after valid login', async() => {
-        let loginResponse = await models.VnUser.signOut('buyer', 'nightmare');
-        let accessToken = await models.AccessToken.findById(loginResponse.token);
-        let ctx = {req: {accessToken: accessToken}};
-
-        let logoutResponse = await models.VnUser.signOut(ctx);
-        let tokenAfterLogout = await models.AccessToken.findById(loginResponse.token);
-
-        expect(logoutResponse).toBeTrue();
-        expect(tokenAfterLogout).toBeNull();
-    });
-
-    it('should throw a 401 error when token is invalid', async() => {
-        let error;
-        let ctx = {req: {accessToken: {id: 'invalidToken'}}};
-
-        try {
-            response = await models.VnUser.signOut(ctx);
-        } catch (e) {
-            error = e;
-        }
-
-        expect(error).toBeDefined();
-        expect(error.statusCode).toBe(401);
-    });
-
-    it('should throw an error when no token is passed', async() => {
-        let error;
-        let ctx = {req: {accessToken: null}};
-
-        try {
-            response = await models.VnUser.signOut(ctx);
-        } catch (e) {
-            error = e;
-        }
-
-        expect(error).toBeDefined();
-    });
-});

back/model-config.json

@@ -2,6 +2,14 @@
     "AccountingType": {
         "dataSource": "vn"
     },
+    "AccessTokenConfig": {
+        "dataSource": "vn",
+        "options": {
+            "mysql": {
+                "table": "salix.accessTokenConfig"
+            }
+        }
+    },
     "Bank": {
         "dataSource": "vn"
     },

back/models/access-token-config.json

@@ -0,0 +1,30 @@
+{
+    "name": "AccessTokenConfig",
+    "base": "VnModel",
+    "options": {
+        "mysql": {
+            "table": "accessTokenConfig"
+        }
+    },
+    "properties": {
+        "id": {
+            "type": "number",
+            "id": true,
+            "description": "Identifier"
+        },
+        "renewPeriod": {
+            "type": "number",
+            "required": true
+        },
+        "renewInterval": {
+            "type": "number",
+            "required": true
+        }
+    },
+    "acls": [{
+        "accessType": "READ",
+        "principalType": "ROLE",
+        "principalId": "$everyone",
+        "permission": "ALLOW"
+    }]
+}

back/models/vn-user.js

@@ -10,6 +10,7 @@ module.exports = function(Self) {
     require('../methods/vn-user/recover-password')(Self);
     require('../methods/vn-user/validate-token')(Self);
     require('../methods/vn-user/privileges')(Self);
+    require('../methods/vn-user/renew-token')(Self);
 
     // Validations
 

db/changes/232601/00-salix.sql

@@ -0,0 +1,10 @@
+CREATE TABLE `salix`.`accessTokenConfig` (
+  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
+  `renewPeriod` int(10) unsigned DEFAULT NULL,
+  `renewInterval` int(10) unsigned DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_unicode_ci;
+
+INSERT IGNORE INTO `salix`.`accessTokenConfig` (`id`, `renewPeriod`, `renewInterval`)
+    VALUES
+        (1, 21600, 300);

db/dump/fixtures.sql

@@ -2895,6 +2895,10 @@ INSERT INTO `vn`.`wagonTypeTray` (`id`, `typeFk`, `height`, `colorFk`)
         (2, 1, 50, 2),
         (3, 1, 0, 3);
 
+INSERT INTO `salix`.`accessTokenConfig` (`id`, `renewPeriod`, `renewInterval`)
+    VALUES
+        (1, 21600, 300);
+
 INSERT INTO `vn`.`travelConfig` (`id`, `warehouseInFk`, `warehouseOutFk`, `agencyFk`, `companyFk`)
     VALUES
         (1, 1, 1, 1, 442);

front/core/services/auth.js

@@ -64,7 +64,7 @@ export default class Auth {
     }
 
     onLoginOk(json, remember) {
-        this.vnToken.set(json.data.token, remember);
+        this.vnToken.set(json.data.token, json.data.created, remember);
 
         return this.loadAcls().then(() => {
             let continueHash = this.$state.params.continue;

front/core/services/index.js

@@ -11,3 +11,4 @@ import './report';
 import './email';
 import './file';
 import './date';
+

front/core/services/token.js

@@ -9,25 +9,33 @@ export default class Token {
     constructor() {
         try {
             this.token = sessionStorage.getItem('vnToken');
-            if (!this.token)
+            this.created = sessionStorage.getItem('vnTokenCreated');
+            if (!this.token) {
                 this.token = localStorage.getItem('vnToken');
+                this.created = localStorage.getItem('vnTokenCreated');
+            }
         } catch (e) {}
     }
-    set(value, remember) {
+    set(token, created, remember) {
         this.unset();
         try {
-            if (remember)
-                localStorage.setItem('vnToken', value);
-            else
-                sessionStorage.setItem('vnToken', value);
+            if (remember) {
+                localStorage.setItem('vnToken', token);
+                localStorage.setItem('vnTokenCreated', created);
+            } else {
+                sessionStorage.setItem('vnToken', token);
+                sessionStorage.setItem('vnTokenCreated', created);
+            }
         } catch (e) {}
 
-        this.token = value;
+        this.token = token;
+        this.created = created;
     }
     unset() {
         localStorage.removeItem('vnToken');
         sessionStorage.removeItem('vnToken');
         this.token = null;
+        this.created = null;
     }
 }
 

front/salix/components/layout/index.js

@@ -3,13 +3,14 @@ import Component from 'core/lib/component';
 import './style.scss';
 
 export class Layout extends Component {
-    constructor($element, $, vnModules) {
+    constructor($element, $, vnModules, vnToken) {
         super($element, $);
         this.modules = vnModules.get();
     }
 
     $onInit() {
         this.getUserData();
+        this.getAccessTokenConfig();
     }
 
     getUserData() {
@@ -30,8 +31,42 @@ export class Layout extends Component {
     refresh() {
         window.location.reload();
     }
+
+    getAccessTokenConfig() {
+        this.$http.get('AccessTokenConfigs').then(json => {
+            const firtsResult = json.data[0];
+            if (!firtsResult) return;
+            this.renewPeriod = firtsResult.renewPeriod;
+            this.renewInterval = firtsResult.renewInterval;
+
+            const intervalMilliseconds = firtsResult.renewInterval * 1000;
+            this.inservalId = setInterval(this.checkTokenValidity.bind(this), intervalMilliseconds);
+        });
+    }
+
+    checkTokenValidity() {
+        const now = new Date();
+        const differenceMilliseconds = now - new Date(this.vnToken.created);
+        const differenceSeconds = Math.floor(differenceMilliseconds / 1000);
+
+        if (differenceSeconds > this.renewPeriod) {
+            this.$http.post('VnUsers/renewToken')
+                .then(json => {
+                    if (json.data.token) {
+                        let remember = true;
+                        if (window.sessionStorage.vnToken) remember = false;
+
+                        this.vnToken.set(json.data.token, json.data.created, remember);
+                    }
+                });
+        }
+    }
+
+    $onDestroy() {
+        clearInterval(this.inservalId);
+    }
 }
-Layout.$inject = ['$element', '$scope', 'vnModules'];
+Layout.$inject = ['$element', '$scope', 'vnModules', 'vnToken'];
 
 ngModule.vnComponent('vnLayout', {
     template: require('./index.html'),

front/salix/components/layout/index.spec.js

@@ -37,4 +37,49 @@ describe('Component vnLayout', () => {
             expect(url).not.toBeDefined();
         });
     });
+
+    describe('getAccessTokenConfig()', () => {
+        it(`should set the renewPeriod and renewInterval properties in localStorage`, () => {
+            const response = [{
+                renewPeriod: 100,
+                renewInterval: 5
+            }];
+
+            $httpBackend.expect('GET', `AccessTokenConfigs`).respond(response);
+            controller.getAccessTokenConfig();
+            $httpBackend.flush();
+
+            expect(controller.renewPeriod).toBe(100);
+            expect(controller.renewInterval).toBe(5);
+            expect(controller.inservalId).toBeDefined();
+        });
+    });
+
+    describe('checkTokenValidity()', () => {
+        it(`should not call renewToken and not set vnToken in the controller`, () => {
+            controller.renewPeriod = 100;
+            controller.vnToken.created = new Date();
+
+            controller.checkTokenValidity();
+
+            expect(controller.vnToken.token).toBeNull();
+        });
+
+        it(`should call renewToken and set vnToken properties in the controller`, () => {
+            const response = {
+                token: 999,
+                created: new Date()
+            };
+            controller.renewPeriod = 100;
+            const oneHourBefore = new Date(Date.now() - (60 * 60 * 1000));
+            controller.vnToken.created = oneHourBefore;
+
+            $httpBackend.expect('POST', `VnUsers/renewToken`).respond(response);
+            controller.checkTokenValidity();
+            $httpBackend.flush();
+
+            expect(controller.vnToken.token).toBe(999);
+            expect(controller.vnToken.created).toEqual(response.created);
+        });
+    });
 });

loopback/locale/es.json

@@ -293,5 +293,6 @@
 	"Pass expired": "La contraseña ha caducado, cambiela desde Salix",
 	"Invalid NIF for VIES": "Invalid NIF for VIES",
 	"Ticket does not exist": "Este ticket no existe",
-    "Ticket is already signed": "Este ticket ya ha sido firmado"
+	"Ticket is already signed": "Este ticket ya ha sido firmado",
+	"The renew period has not been exceeded": "El periodo de renovación no ha sido superado"
 }