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Created May 10, 2016 17:26
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ng2-permission vs. @ngrx/router
/**
* PLUNKER VERSION (based on systemjs.config.js in angular.io)
* System configuration for Angular 2 samples
* Adjust as necessary for your application needs.
* Override at the last minute with global.filterSystemConfig (as plunkers do)
*/
(function(global) {
var ngVer = '@2.0.0-rc.1'; // lock in the angular package version; do not let it float to current!
//map tells the System loader where to look for things
var map = {
'app': 'src', // 'dist',
'rxjs': 'https://npmcdn.com/rxjs@5.0.0-beta.6',
'angular2-in-memory-web-api': 'https://npmcdn.com/angular2-in-memory-web-api',
'@ngrx/router': 'https://npmcdn.com/@ngrx/router',
'path-to-regexp': 'https://npmcdn.com/path-to-regexp',
'isarray': 'https://npmcdn.com/isarray',
'query-string': 'https://npmcdn.com/query-string',
'strict-uri-encode': 'https://npmcdn.com/strict-uri-encode'
};
//packages tells the System loader how to load when no filename and/or no extension
var packages = {
'app': { main: 'app.ts', defaultExtension: 'ts' },
'rxjs': { defaultExtension: 'js' },
'angular2-in-memory-web-api': { defaultExtension: 'js' },
'@ngrx/router': { main: 'index.js', defaultExtension: 'js' }
};
var packageNames = [
'@angular/common',
'@angular/compiler',
'@angular/core',
'@angular/http',
'@angular/platform-browser',
'@angular/platform-browser-dynamic',
'@angular/router-deprecated',
'@angular/testing',
'@angular/upgrade',
];
// add map entries for angular packages in the form '@angular/common': 'https://npmcdn.com/@angular/common@0.0.0-3'
packageNames.forEach(function(pkgName) {
map[pkgName] = 'https://npmcdn.com/' + pkgName + ngVer;
});
// add package entries for angular packages in the form '@angular/common': { main: 'index.js', defaultExtension: 'js' }
packageNames.forEach(function(pkgName) {
packages[pkgName] = { main: 'index.js', defaultExtension: 'js' };
});
var config = {
transpiler: 'typescript',
typescriptOptions: {
emitDecoratorMetadata: true
},
map: map,
packages: packages
}
// filterSystemConfig - index.html's chance to modify config before we register it.
if (global.filterSystemConfig) { global.filterSystemConfig(config); }
System.config(config);
})(this);
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
<!DOCTYPE html>
<html>
<head>
<title>angular2 playground</title>
<link rel="stylesheet" href="styles.css" />
<script src="https://npmcdn.com/zone.js@0.6.12"></script>
<script src="https://npmcdn.com/reflect-metadata@0.1.3"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.27/system.js"></script>
<script src="https://npmcdn.com/typescript@1.8.10/lib/typescript.js"></script>
<script src="config.js"></script>
<script>
System.import('app')
.catch(console.error.bind(console));
</script>
<base href="https://gist.host/">
</head>
<body>
<my-app>
Loading...
</my-app>
</body>
</html>
//our root app component
import { Component, provide } from '@angular/core';
import { bootstrap } from '@angular/platform-browser-dynamic';
import { Http, HTTP_PROVIDERS } from '@angular/http';
import { LocationStrategy, HashLocationStrategy } from '@angular/common';
import { Subject } from 'rxjs/Subject';
import { provideRouter, Routes, Router } from '@ngrx/router';
import { Ng2Permission } from './ng2-permissions';
import { routes } from './routes';
import { User } from './user';
import { UserService } from './user.service';
@Component({
selector: 'my-app',
template : `
<h1>ng2-permission example</h1>
<ul>
<li><a linkTo="/">Home</a></li>
<li><a linkTo="/protected">Protected</a></li>
</ul>
<user
[data]="user$ | async"
(onLogin)="user.logIn()"
(onLogout)="user.logOut()">
</user>
<route-view></route-view>
`,
directives: [ User ],
providers: [ UserService ]
})
export class App {
public user$ = user.user$;
constructor(
public permission: Ng2Permission,
public user: UserService) {
// defined user role
permission.define('user', () => {
return this.user.isAuthenticated$;
});
}
}
bootstrap(App, [
...HTTP_PROVIDERS,
provideRouter(routes),
provide(LocationStrategy, { useClass: HashLocationStrategy }),
Ng2Permission
]).catch(err => console.error(err));
import { Component } from '@angular/core';
import { Ng2Permission } from './ng2-permissions';
@Component({
selector: 'index',
template : `
<p>Hello world!</p>
<div>
<p>You can see this cat only because you are logged in</p>
<img src="http://www.helpinghomelesscats.com/images/cat1.jpg" />
</div>
`
})
export class Index {
constructor(public permission: Ng2Permission) {
// permission.authorize({ only: ['user'] }).subscribe(res => {
// console.log(res);
// });
permission.authorize({ only: ['user'] });
console.log();
}
}
import { Component } from '@angular/core';
@Component({
selector: 'protected',
template : `<p>Hello protected world!</p>`
})
export class Protected {
}
import { provideRouter, Routes } from '@ngrx/router';
import { Index } from './index';
import { Protected } from './protected';
export const routes: Routes = [
{
path: '/',
component: Index
},
{
path: '/protected',
component: Protected
}
];
import { Injectable } from '@angular/core';
import { Subject } from 'rxjs/Subject';
// just mock states
const USER_STATES = {
initial: {
name: undefined,
isAuthenticated: false
},
auth: {
name: 'foo',
isAuthenticated: true
}
};
@Injectable()
export class UserService {
public user$ = new Subject<Object>(USER_STATES.initial);
public isAuthenticated$ = this.user$.map(res => res.isAuthenticated);
public logIn() {
this.user$.next(Object.assign({}, USER_STATES.auth));
}
public logOut() {
this.user$.next(Object.assign({}, USER_STATES.initial));
}
}
import {
Component,
Input,
Output,
EventEmitter
ChangeDetectionStrategy
} from '@angular/core';
@Component({
selector: 'user',
template : `
<div *ngIf="user">Hello {{ user.name }}</div>
<button *ngIf="!user" (click)="onLogin.next()">Login</button>
<button *ngIf="user" (click)="onLogin.next()">Logout</button>
`,
changeDetection: ChangeDetectionStrategy.OnPush
})
export class User {
@Input()
public data;
@Output()
public onLogin = new EventEmitter(false); ;
@Output()
public onLogout = new EventEmitter(false);
}
* {
font-family: Arial, Helvetica, sans-serif;
}
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