添加路由守卫

index/src/app/view/admin/auth.guard.ts

@@ -0,0 +1,33 @@
+import {Injectable} from '@angular/core';
+import {CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, UrlTree} from '@angular/router';
+import {Observable} from 'rxjs';
+import {User} from '../../class/User';
+
+@Injectable({
+    providedIn: 'root'
+})
+export class AuthGuard implements CanActivate {
+
+    constructor() {
+    }
+
+    userInfo: User;
+
+    canActivate(
+        next: ActivatedRouteSnapshot,
+        state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree {
+        const path = state.url.indexOf('?') > 0 ? state.url.substr(0, state.url.indexOf('?')) : state.url;
+        switch (path) {
+            case '/admin/article':
+            case '/admin/category':
+            case '/admin/link':
+            case '/admin/tag':
+            case '/admin/update':
+            case '/admin/user':
+            case '/admin/visitor':
+                if (!this.userInfo || this.userInfo.role !== 'admin') return false;
+        }
+        return true;
+    }
+
+}