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  • Vue 项目 Vue + restfulframework

    Vue 项目 Vue + restfulframework

    实现登录认证

    - django

    views

    class MyResponse():
       def __init__(self):
           self.status = 100
           self.msg = None
    
       @property
       def get_dic(self):
           return self.__dict__
       
    #token
    def get_token(username):
       import hashlib
       import time
       md = hashlib.md5()
       # update内必须传bytes格式
       md.update(username.encode('utf-8'))
       md.update(str(time.time()).encode('utf-8'))
       return md.hexdigest()
    #认证
    class Login(APIView):
       authentication_classes = []
       def post(self, request):
           response = MyResponse()
           name = request.data.get('username')
           pwd = request.data.get('password')
           user = models.User.objects.filter(username=name, password=pwd).first()
           print(name,pwd)
           name1 =request.GET.get('username')
           print(name1)
           if user:
               response.msg = '登陆成功'
               response.username = name
               # 登陆成功,返回一个随机字符串,以后在发请求,都携带这个字符串
               token = get_token(name)
               response.token = token
               #     把随机字符串保存到数据库,有就更新,没有就创建
               #     ret=models.UserToken.objects.update_or_create(user_id=user.id,kwargs={'token':token})
               ret = models.UserToken.objects.update_or_create(user=user, defaults={'token': token})
    
           else:
               response.msg = '用户名或密码错误'
               response.status = 101
           obj = JsonResponse(response.get_dic)
           obj['Access-Control-Allow-Origin']='*'
           return obj
    
    
    #解决跨域问题 中间件
    from django.utils.deprecation import MiddlewareMixin
    
    class CorsMiddleWare(MiddlewareMixin):
       def process_response(self,request,response):
           if request.method=="OPTIONS":
               print(111)
               #不能加*
               response["Access-Control-Allow-Headers"]="*"
           response["Access-Control-Allow-Origin"] = "*"
           response['Access-Control-Allow-Methods'] = 'POST'
           return response
    

    setting

    把中间件添加到setting的配置中
    注释csrftoken认证
    MIDDLEWARE = [
        'app01.views.CorsMiddleWare',
        'django.middleware.security.SecurityMiddleware',
        'django.contrib.sessions.middleware.SessionMiddleware',
        'django.middleware.common.CommonMiddleware',
        # 'django.middleware.csrf.CsrfViewMiddleware',
        'django.contrib.auth.middleware.AuthenticationMiddleware',
        'django.contrib.messages.middleware.MessageMiddleware',
        'django.middleware.clickjacking.XFrameOptionsMiddleware',
    
    ]
    

    urls

    urlpatterns = [
        re_path('login/', views.Login.as_view()),
    ]
    

    - Vue

    安装包

    cnpm install --save axios vuex
    npm install vue-cookie --save

    route.js

    import Vue from 'vue'
    import Router from 'vue-router'
    import Home from './views/Home.vue'
    import Index from '../src/components/index.vue'
    // import Login from '../src/components/Login.vue'
    
    
    Vue.use(Router);
    
    export default new Router({
      mode: 'history',
      base: process.env.BASE_URL,
      routes: [
        {
          path: '/',
          name: 'home',
          component: Home
        },
        {
          path: '/index',
          name: 'Index',
          // route level code-splitting
          // this generates a separate chunk (about.[hash].js) for this route
          // which is lazy-loaded when the route is visited.
          // 两种都可以,要不上面导入进来,或者直接定vue组件的路径
          // component: () => import(/* webpackChunkName: "about" */ '../src/components/index.vue')
          component:Index
        },
          {
              path: '/login',
              name: 'Login',
              // route level code-splitting
              // this generates a separate chunk (about.[hash].js) for this route
              // which is lazy-loaded when the route is visited.
              component: () => import(/* webpackChunkName: "about" */ '../src/components/Login.vue')
          }
      ]
    })
    
    

    store.js

    import Vue from 'vue'
    import Vuex from 'vuex'
    import Cookie from 'vue-cookies'
    
    Vue.use(Vuex);
    
    export default new Vuex.Store({
      state: {
        username:Cookie.get('username'),
        token:Cookie.get('token')
          // Cookie.get('username') Cookie.get('token')
      },
      mutations: {
        //组件中通过this.$store.commit(参数)调用
        saveToken (state,data) {
            state.username = data.username;
            state.token = data.token;
            Cookie.set('username',data.username,'1min');
            Cookie.set('token',data.token,'1min')
        },
        //清空token和cookie
          clearToken (state) {
              state.username = null;
              state.token = null;
              Cookie.remove('username');
              Cookie.remove('token')
          }
    
      },
      actions: {
    
      }
    })
    

    main.js

    import Vue from 'vue'
    import App from './App.vue'
    import router from './router'
    import store from './store'
    import Axios from 'axios'
    import VueCookie from 'vue-cookies'
    // import 'bootstrap/dist/css/bootstrap.css'
    Vue.prototype.$axios = Axios;
    Vue.prototype.$Cookies = VueCookie;
    
    Vue.config.productionTip = false;
    
    new Vue({
      router,
      store,
      render: h => h(App)
    }).$mount('#app');
    

    App.vue

    <template>
        <div>
            <!--首页里面永远都是固定的东西-->
    
            <nav class="navbar navbar-default">
                <div class="container-fluid">
                    <div class="navbar-header">
                        <a class="navbar-brand" href="#">
                            <img alt="Brand">
                        </a>
                    </div>
                    <div class="collapse navbar-collapse">
                        <ul class="nav navbar-nav">
                            <li>
                                <router-link to="/index">首页</router-link>
                            </li>
                            <li>
                                <router-link to="/micro">学位课</router-link>
                            </li>
                            <li>
                                <router-link to="/course">课程</router-link>
                            </li>
                            <li>
                                <router-link to="/news">深科技</router-link>
                            </li>
                            <li v-if=this.$store.state.username>
                                <span>欢迎 {{ this.$store.state.username }} 登录
                                    <a @click="logout">注销</a>
                                </span>
                            </li>
                            <li v-else="">
                                <router-link to="/login">登录</router-link>
                            </li>
                            <!--{{ this.$store.state.username }}-->
                        </ul>
                    </div>
                </div>
            </nav>
            <router-view></router-view>
    
        </div>
    </template>
    <script>
        export default {
            name: 'App',
            methods: {
                logout() {
                    this.$store.state.username = '';
                    this.$store.state.token = ''
                }
            }
        }
    </script>
    <style>
    
    </style>
    

    components --> Login.vue

    <template>
        <div class="container ">
            <h2 class="modal-title">登录页面</h2>
            <p></p>
            <p></p>
            <p></p>
            <div class="form-group " >
                <label for="1111" >
                    用户名
                </label>
                <input type="text" class="form-control  " v-model="username" placeholder="username" id="1111">
            </div>
            <div class="form-group ">
                <label for="">
                    密码
                </label>
                <input type="text" class="form-control  " placeholder="password" v-model="password">
            </div>
            <p>
                {{ msg }}
            </p>
            <button @click="DoLogin()" class="btn btn-success">提交</button>
        </div>
    </template>
    
    <script>
        export default {
            name: "Login",
            data(){
                return{
                    username:'',
                    password:'',
                    msg :''
                }
            },
            methods:{
                DoLogin(){
                    let _this = this;
                    this.$axios.request({
                        url:'http://127.0.0.1:8000/login/',
                        method:"POST",
                        data:{
                            "username": this.username,
                            "password": this.password
                        },
                        // responseType:'json',
                    }).then(function (res) {
                        window.console.log(res.data)
                        window.console.log(res.data.status)
                        if (res.data.status == 100){
                            _this.title = res.data;
                            _this.$store.commit('saveToken',res.data)
                            _this.$router.push('/index');
                        }else {
                            _this.msg = res.data.msg;
                            _this.$data.passowrd = ''
                        }
    
    
                    })
                }
            }
        }
    </script>
    
    <style scoped>
    
    </style>
    

    components -> index.vue

    <template>
    
        <div class="row">
            <h2>
                {{ msg }}
            </h2>
            <div class="col-md-2">
                <div style="background-color: #2aabd2">
    1
                </div>
            </div>
            <div style=" 100%">
                <div style="background-color: #8c8c8c">
    2
                </div>
            </div>
    
        </div>
    </template>
    
    <script>
        export default {
            name: "Index",
            data() {
                return {
                    msg: '这是首页'
                }
            }
        }
    </script>
    
    <style scoped>
    
    </style>
    
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  • 原文地址:https://www.cnblogs.com/polly-ling/p/10044802.html
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