直接在html中引入Vue.js的cdn来实现一个简单的博客

摘要

其实建立一个博客系统是非常简单的，有很多开源的程序，如果你不喜欢博客系统，也可以自己开发，也可以自己简单做一个。我这次就是用Vue.js和php做后端服务实现一个简单的博客。

界面

在这里插入图片描述

代码结构

代码

index.html

<!DOCTYPE html>
<html lang="en">
<head><title>VueBlog</title><meta charset="UTF-8"><meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0,viewport-fit=cover"><script src="./static/js/vue.min.js"></script><script src="./static/js/vue-router.min.js"></script><script src="./static/js/axios.min.js"></script><link rel="stylesheet" href="./static/css/app.css">
</head>
<body><div id="app"><router-view></router-view></div><script src="./static/js/app.js"></script>
</body>
</html>

static/js/app.js

// 定义文章列表组件
const BlogList = {template: `<div class="container"><div class="header"><span class="logo"><img src="./static/img/logo.jpg" /></span><h2>TANKING，热爱创作！</h2><span class="tag"><a href="https://github.com/likeyun?tab=repositories" target="_blank"><img src="./static/img/github.png" /></a></span></div><div v-if="isLoading" class="loading-message">加载中...</div><ul v-infinite-scroll="loadMoreBlogs" infinite-scroll-disabled="loadingMore"><li v-for="blog in blogs" :key="blog.blog_id"><router-link :to="'/blog/' + blog.blog_id"><p class="blog_title">{{ blog.blog_title }}</p><p class="blog_info"><span>{{ blog.blog_category }}</span><span>{{ blog.blog_time }}</span><span>{{ blog.blog_pv }} 阅读</span></p></router-link></li></ul><div class="error-message" v-if="getFail">{{ getFail }}</div></div>`,// 数据data() {return {blogs: [], // 列表数据getFail: null, // 加载失败isLoading: true, // 加载中currentPage: 0, // 当前页码loadingMore: false // 是否正在加载更多内容};},async created() {// 加载初始文章列表await this.loadMoreBlogs();},mounted() {// 监听滚动事件window.addEventListener('scroll', this.handleScroll);},methods: {// 监听滚动事件handleScroll() {const scrollY = window.scrollY;const windowHeight = window.innerHeight;const documentHeight = document.documentElement.scrollHeight;if (scrollY + windowHeight >= documentHeight - 200 && !this.loadingMore) {// 当用户滚动到接近底部并且没有正在加载更多数据时this.loadMoreBlogs();}},// 异步加载列表async loadMoreBlogs() {try {// 正在加载更多数据this.loadingMore = true;const response = await axios.get('./server/getBlogList.php', {params: {p: this.currentPage + 1}});if (response.data.code === 200) {// 获取成功this.blogs.push(...response.data.blogList);this.currentPage++;} else if (response.data.code === 202) {// 已到最后一页this.getFail = '已到最后一页';// 销毁监听事件window.removeEventListener('scroll', this.handleScroll);} else {// 获取失败this.getFail = '获取博客列表失败';}// 隐藏加载中this.isLoading = false;} catch (error) {// 获取失败this.getFail = '获取博客列表失败';console.error(error);} finally {// 加载完成this.loadingMore = false;}}}
};// 文章正文组件
const BlogDetail = {template: `<div class="container"><div v-if="isLoading" class="loading-message">加载中...</div><div v-else><p class="blog_title blog_content_title">{{ blog.blog_title }}</p><p class="blog_info blog_content_info"><span>{{ blog.blog_category }}</span><span>{{ blog.blog_author }}</span><span>{{ blog.blog_time }}</span><span>{{ blog.blog_pv }} 阅读</span></p><div v-html="blog.blog_content" class="blog_content"></div><button class="like_button" @click="likeBlog" :disabled="isLiked">{{ blog.blog_like }} 赞</button></div><div class="error-message" v-if="getFail">{{ getFail }}</div></div>`,// 数据data() {return {blog: {},getFail: null,isLiked: false, // 是否已经点过赞isLoading: true, // 加载中};},// 异步加载内容async created() {try {// 根据路由加载博客正文var blogId = this.$route.params.id;const response = await axios.get('./server/getBlogContent.php?blogId=' + blogId);if (response.data.code == 200) {// 获取成功this.blog = response.data.blogContent;// 加载完成this.isLoading = false;}else{// 获取失败this.getFail = '获取博客内容失败';}} catch (error) {// 获取失败this.getFail = '获取博客内容失败';console.error(error);}// 检查本地存储是否已点赞，如果已点赞则更新 isLikedconst isLiked = localStorage.getItem('liked_' + blogId);if (isLiked === 'true') {// 如果有缓存就设置为你已经点过赞this.isLiked = true;}},// 方法methods: {// 记录点赞likeBlog() {if (!this.isLiked) {axios.post('./server/likeBlog.php?blogId=' + this.blog.blog_id).then(response => {if (response.data.code === 200) {// 更新点赞数量this.blog.blog_like++;// 将点赞状态设置为已点赞this.isLiked = true;// 点赞成功后，将点赞状态保存到本地存储localStorage.setItem('liked_' + this.blog.blog_id, 'true');}}).catch(error => {console.error(error);});}}}
};// 定义路由
const routes = [{ path: '/', component: BlogList },{ path: '/blog/:id', component: BlogDetail }
];const router = new VueRouter({routes
});// 创建Vue实例并挂载到app节点
new Vue({el: '#app',router
});