flat-file based usermanagemant implemented for memoryBasedDB

backend/middlewares/user/AuthenticationMWs.ts

@@ -9,6 +9,7 @@ import {ObjectManagerRepository} from "../../model/ObjectManagerRepository";
 export class AuthenticationMWs {
 
     public static authenticate(req:Request, res:Response, next:NextFunction) {
+        
         if (typeof req.session.user === 'undefined') {
             return next(new Error(ErrorCodes.NOT_AUTHENTICATED));
         } 

backend/model/memory/UserManager.ts

@@ -1,38 +1,93 @@
 import {User, UserRoles} from "../../../common/entities/User";
 import {IUserManager} from "../IUserManager";
-export class UserManager implements IUserManager {
+import {ProjectPath} from "../../ProjectPath";
+import {Utils} from "../../../common/Utils";
+import * as flatfile from "flat-file-db";
+import * as path from "path";
+
+
+export class UserManager implements IUserManager {
+    private db:any = null;
+
+    generateId():string {
+        function s4() {
+            return Math.floor((1 + Math.random()) * 0x10000)
+                .toString(16)
+                .substring(1);
+        }
+
+        return s4() + s4() + s4() + s4();
+    }
+
+    constructor() {
+        console.log("ctor");
+        this.db = flatfile.sync(path.join(ProjectPath.Root, 'users.db'));
+
+        if (!this.db.has("idCounter")) {
+            console.log("creating counter");
+            this.db.put("idCounter", 1);
+        }
+
+        if (!this.db.has("users")) {
+            this.db.put("users", []);
+            this.createUser(new User("developer", "developer", UserRoles.Developer));
+            this.createUser(new User("admin", "admin", UserRoles.Admin));
+            this.createUser(new User("user", "user", UserRoles.User));
+            this.createUser(new User("guest", "guest", UserRoles.Guest));
+        }
+
+
+    }
 
-    private users = [new User(1, "developer", "developer", UserRoles.Developer),
-        new User(2, "admin", "admin", UserRoles.Admin),
-        new User(3, "user", "user", UserRoles.User),
-        new User(4, "guest", "guest", UserRoles.Guest)];
 
     public findOne(filter, cb:(error:any, result:User) => void) {
-        return cb(null, this.users[1]);
+        this.find(filter, (error, result:Array<User>)=> {
+            if (error) {
+                return cb(error, null);
+            }
+            if (result.length == 0) {
+                return cb("User not found", null);
+            }
+            return cb(null, result[0]);
+
+        });
     }
 
     public find(filter, cb:(error:any, result:Array<User>) => void) {
-        return cb(null, this.users);
+
+        let users = this.db.get("users").filter((u) => Utils.equalsFilter(u, filter));
+
+        return cb(null, users);
     }
 
-    public createUser(user, cb:(error:any, result:User) => void) {
+    public createUser(user:User, cb:(error:any, result:User) => void = (e, r) => {
+    }) {
+        user.id = parseInt(this.db.get("idCounter")) + 1;
+        this.db.put("idCounter", user.id);
+        let users = this.db.get("users");
+        users.push(user);
 
-        this.users.push(user);
+        this.db.put("users", users);
         return cb(null, user);
     }
 
     public deleteUser(id:number, cb:(error:any) => void) {
-        this.users = this.users.filter(u => u.id != id);
+        let users = this.db.get("users").filter((u) => u.id != id);
+        this.db.put("users", users);
         return cb(null);
     }
 
     public changeRole(id:number, newRole:UserRoles, cb:(error:any, result:string) => void) {
-        for (let i = 0; i < this.users.length; i++) {
-            if (this.users[i].id === id) {
-                this.users[i].role = newRole;
-                return cb(null, "ok");
+
+        let users:Array<User> = this.db.get("users");
+
+        for (let i = 0; i < users.length; i++) {
+            if (users[i].id == id) {
+                users[i].role = newRole;
+                break;
             }
         }
+        this.db.put("users", users);
     }
 
     public changePassword(request:any, cb:(error:any, result:string) => void) {

backend/model/memory/flat-file-db.ts

@@ -0,0 +1,13 @@
+declare module "flat-file-db" {
+    export function sync(path:string):DB;
+}
+
+declare interface DB {
+    sync();
+    put();
+    get();
+    del();
+    has();
+    keys();
+    close();
+}

backend/server.ts

@@ -27,7 +27,6 @@ export class Server {
         this.debug = _debug("PiGallery2:server");
         this.app = _express();
 
-
         this.app.set('view engine', 'ejs');
 
         if (process.env.DEBUG) {

common/Utils.ts

@@ -1,9 +1,23 @@
 export class Utils {
 
+
     static clone<T>(object:T):T {
         return JSON.parse(JSON.stringify(object));
     }
 
+    static equalsFilter(object:any, filter:any):boolean {
+
+        let keys = Object.keys(filter);
+        for (let i = 0; i < keys.length; i++) {
+            let key = keys[i];
+            if (object[key] !== filter[key]) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
 
     static concatUrls(...args:Array<string>) {
         let url = "";

common/config/Config.ts

@@ -22,6 +22,7 @@ interface ClientConfig {
     enableCache:boolean;
     enableOnScrollRendering:boolean;
     enableOnScrollThumbnailPrioritising:boolean;
+    authenticationRequired:boolean;
 }
 export class ConfigClass {
 
@@ -37,7 +38,8 @@ export class ConfigClass {
         concurrentThumbnailGenerations: 1,
         enableCache: false,
         enableOnScrollRendering: true,
-        enableOnScrollThumbnailPrioritising: true
+        enableOnScrollThumbnailPrioritising: true,
+        authenticationRequired: true
     };
 
     public setDatabaseType(type:DatabaseType) {

common/entities/User.ts

@@ -7,6 +7,8 @@ export enum UserRoles{
 }
 
 export class User {
-    constructor(public id?:number, public name?:string, public password?:string, public role:UserRoles = UserRoles.User) {
+    public id:number;
+
+    constructor(public name?:string, public password?:string, public role:UserRoles = UserRoles.User) {
     }
 }

frontend/app/frame/frame.component.html

@@ -15,7 +15,7 @@
                 <li class="active"><a [routerLink]="['Gallery',{directory: '/'}]">Gallery</a></li>
                 <li><a [routerLink]="['Admin']">Admin</a></li>
             </ul>
-            <ul class="nav navbar-nav navbar-right">
+            <ul class="nav navbar-nav navbar-right" *ngIf="authenticationRequired">
                 <li>
                     <p class="navbar-text" *ngIf="user">{{user.name}}</p>
                 </li>

frontend/app/frame/frame.component.ts

@@ -4,6 +4,7 @@ import {Component, ViewEncapsulation} from "@angular/core";
 import {RouterLink} from "@angular/router-deprecated";
 import {AuthenticationService} from "../model/network/authentication.service";
 import {User} from "../../../common/entities/User";
+import {Config} from "../config/Config";
 
 @Component({
     selector: 'app-frame',
@@ -14,11 +15,14 @@ import {User} from "../../../common/entities/User";
 export class FrameComponent {
 
     user:User;
+    authenticationRequired:boolean = false;
 
     constructor(private _authService:AuthenticationService) {
         this.user = this._authService.getUser();
+        this.authenticationRequired = Config.Client.authenticationRequired;
     }
 
+
     logout() {
         this._authService.logout();
     }

frontend/app/model/network/autehentication.service.spec.ts

@@ -11,7 +11,7 @@ import {AuthenticationService} from "./authentication.service";
 
 class MockUserService {
     public login(credential:LoginCredential) {
-        return Promise.resolve(new Message<User>(null, new User(0, "testUserName")))
+        return Promise.resolve(new Message<User>(null, new User("testUserName")))
     }
 }
 

frontend/app/model/network/authentication.service.ts

@@ -1,13 +1,14 @@
 ///<reference path="../../../browser.d.ts"/>
 
 import {Injectable} from "@angular/core";
-import {User} from "../../../../common/entities/User";
+import {User, UserRoles} from "../../../../common/entities/User";
 import {Event} from "../../../../common/event/Event";
 import {UserService} from "./user.service.ts";
 import {LoginCredential} from "../../../../common/entities/LoginCredential";
 import {Message} from "../../../../common/entities/Message";
 import {Cookie} from "ng2-cookies/ng2-cookies";
 import {ErrorCodes} from "../../../../common/entities/Error";
+import {Config} from "../../config/Config";
 
 declare module ServerInject {
     export var user;
@@ -52,7 +53,7 @@ export class AuthenticationService {
     public login(credential:LoginCredential) {
         this._userService.login(credential).then((message:Message<User>) => {
             if (message.error) {
-                console.log(ErrorCodes[message.error.code] + "message: " + message.error.message);
+                console.log(ErrorCodes[message.error.code] + ", message: " + message.error.message);
             } else {
                 this.setUser(message.result);
             }
@@ -61,10 +62,16 @@ export class AuthenticationService {
 
 
     public isAuthenticated():boolean {
+        if (Config.Client.authenticationRequired === false) {
+            return true;
+        }
         return (this._user && this._user != null) ? true : false;
     }
 
     public getUser() {
+        if (Config.Client.authenticationRequired === false) {
+            return new User("", "", UserRoles.Admin);
+        }
         return this._user;
     }
 

package.json

@@ -21,16 +21,15 @@
     "url": "https://github.com/bpatrik/PiGallery2/issues"
   },
   "dependencies": {
-    "@angular/http": "2.0.0-rc.4",
     "@angular/common": "2.0.0-rc.4",
     "@angular/compiler": "2.0.0-rc.4",
     "@angular/core": "2.0.0-rc.4",
     "@angular/forms": "^0.2.0",
+    "@angular/http": "2.0.0-rc.4",
     "@angular/platform-browser": "2.0.0-rc.4",
     "@angular/platform-browser-dynamic": "2.0.0-rc.4",
     "@angular/platform-server": "2.0.0-rc.4",
     "@angular/router": "3.0.0-beta.2",
-
     "@angular/router-deprecated": "2.0.0-rc.2",
     "body-parser": "^1.15.2",
     "chai": "^3.5.0",
@@ -46,6 +45,7 @@
     "express": "^4.14.0",
     "express-session": "^1.14.0",
     "file-loader": "^0.8.5",
+    "flat-file-db": "^1.0.0",
     "html-webpack-plugin": "^2.22.0",
     "ie-shim": "^0.1.0",
     "imports-loader": "^0.6.5",