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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>今日新闻</title>
</head>
<link rel="stylesheet" href="./css/bootstrap.min.css">
<link rel="stylesheet" href="./css/reset.css">
<link rel="icon" href="static/news.png" type="image/x-icon" />
<link rel="shortcut icon" href="static/news.png" type="image/x-icon"/>
<script src="./js/ajax.js"></script>
<style>
@keyframes fade {
to {
opacity: 0;
}
}
body {
height: auto;
background-color: #f3f3f3;
}
a:hover {
text-decoration: none;
}
h1 {
letter-spacing: 13px;
text-align: center;
}
.container {
padding-top: 20px;
}
.search {
position: relative;
width: 100%;
height: 30px;
margin-bottom: 10px;
}
.search .res {
position: absolute;
right: 0;
z-index: 2;
height: 100%;
width: 410px;
}
.search input {
float: right;
width: 410px;
height: 30px;
margin-top: 5px;
text-indent: 1em;
outline: none;
border: none;
}
.search .newlist {
margin-top: 5px;
z-index: 2;
background-color: #fff;
}
.newlist .list{
height: 40px;
width: 100%;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
line-height: 40px;
}
.newlist .list:hover {
background-color: #64a1d5;
}
.list:hover {
background-color: #64da;
}
/*轮播图*/
.carousel {
position: relative;
}
.carousel .wrap{
height: 180px;
background-color: #5158;
}
.wrap .cont{
display: none;
width: 100%;
height: 100%;
}
.cont.active {
display: block;
}
.cont span {
position: absolute;
width: 100%;
padding: 0 5px;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
z-index: 2;
color: #fff;
}
.cont img {
width: 100%;
height: 100%;
}
.ul {
display: none;
position: absolute;
bottom: 5px;
width: 100%;
text-align: center;
}
.ul li {
display: inline-block;
width: 10px;
height: 10px;
margin: 0 4px;
cursor: pointer;
border-radius: 50%;
background-color: #fff;
}
.ul li.active {
background-color: #00f;
}
.carousel:hover .ul,
.carousel:hover .lr {
display: inline-block;
}
.lr {
display: none;
position: absolute;
top: 50%;
width: 100%;
margin-top: -15px;
}
.left,
.right {
width: 30px;
height: 30px;
cursor: pointer;
background-size: 100%;
}
.left {
float: left;
background-image: url(static/left.png);
}
.right {
float: right;
background-image: url(static/right.png);
}
/*头部样式*/
.header {
margin-bottom: 10px;
font-size: 1.3em;
box-shadow: 0 5px 5px rgba(0, 0, 0, .3);
border-bottom: 1px solid black;
border-radius: 6px;
background: linear-gradient(to left,
#ce5757,
#c738c7,
#13cc66
);
}
.header li {
float: left;
margin: 0 5px;
color: #fff;
cursor: pointer;
}
.header li.active {
color: #762;
text-decoration: underline;
}
.wrapper {
margin-bottom: 30px;
}
/*每列样式*/
.column {
min-height: 250px;
min-width: 280px;
max-width: 380px;
height: 300px;
margin: 10px 0px;
overflow: hidden;
}
.column .title {
height: 15%;
border-top-left-radius: 10px;
border-top-right-radius: 10px;
background-color: #fff;
border-bottom: 1px solid #ce5757;
}
.column h2{
height: 100%;
max-height: 100%;
padding: 10px 5px;
font-size: 20px;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.column .img {
width: 100%;
height: 85%;
max-height: 85%;
overflow: hidden;
}
.column .img img{
width: 100%;
height: 100%;
}
.column:hover img{
transform: scale(1.1);
transition: transform .8s;
}
.column .detail {
display: inline-block;
width: 100%;
height: 100%;
cursor: pointer;
}
.action li {
float: right;
margin: 0 10px;
}
.action li:first-child {
float: left;
}
.action li:first-child span {
color: #f00;
font-style: italic;
}
.footer {
text-align: center;
font-size: 1em;
margin: 30px 0;
}
.about {
padding: 10px;
text-align: center;
background-color: #e1e1e1;
}
.hot {
padding: 0;
margin: 0;
}
.hot li {
height: 30px;
line-height: 30px;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
border-bottom: 1px solid #e1e1e1;
}
.hot li span {
margin-right: 10px;
}
.hot li:nth-child(1){
color: #f00;
}
.hot li:nth-child(2){
color: #F30;
}
.hot li:nth-child(3){
color: #D42F;
}
.hot li:nth-child(4){
color: #D92F;
}
.hot li:nth-child(5){
color: #C93F;
}
</style>
<body>
<div class="container">
<header>
<h1>今日新闻</h1>
<div class="search row">
<div class="res">
<input type="text" class="searchIn form-control" autocomplete="off" placeholder="搜索新闻">
<ul class="newlist">
</ul>
</div>
</div>
</header>
<div class="row">
<nav>
<ul class="header col-md-12 col-sm-12 col-xs-12">
<li class="active">
全部
</li>
<li>
国内
</li>
<li>
国际
</li>
<li>
科技
</li>
<li>
军事
</li>
<li>
财经
</li>
<li>
娱乐
</li>
<li>
体育
</li>
<li>
互联网
</li>
<li>
汽车
</li>
<li>
房产
</li>
</ul>
</nav>
<ul class="action">
<li>欢迎您 <span class="username">新用户</span></li>
<li>
<a href="./html/regist.html">注册</a>
</li>
<li>
<a href="./html/login.html">登录</a>
</li>
</ul>
</div>
<article>
<div class="row">
<div class="col-lg-6">
<div class="carousel">
<ul class="wrap">
</ul>
<ul class="ul">
</ul>
<div class="lr">
<span class="left"></span>
<span class="right"></span>
</div>
</div>
</div>
<div class="col-lg-6">
<aside>
<h2>热点新闻</h2>
<ol class="hot">
</ol>
</aside>
</div>
</div>
<div class="wrapper row">
正在加载数据......
</div>
</article>
<div class="footer">没有数据了</div>
</div>
<footer>
<div class="about">
<p class="about-p-top">
<span><a href="##">关于本站</a></span>
<span><a href="##">合作伙伴</a></span>
<span><a href="##">营销中心</a></span>
<span><a href="##">廉政举报</a></span>
<span><a href="##">联系客服</a></span>
<span><a href="##">开放平台</a></span>
<span><a href="##">诚征英才</a></span>
<span><a href="##">联系我们</a></span>
<span><a href="##">网站地图</a></span>
<span><a href="##">法律声明及隐私权政策</a></span>
<span><a href="##">知识产权</a></span>
<span><b>|</b></span>
<span>
<em>© 2019-现在 xmw.com 版权所有</em>
</span>
</p>
<p class="about-p-center">
<span><a href="##">网络文化经营许可证：浙网文[2019]0268-027号</a></span>
<span><b>|</b></span>
<span><a href="##">增值电信业务经营许可证：浙B2-20080224</a></span>
<span><b>|</b></span>
<span>
<em>互联网违法和不良信息举报电话：0571-81683755 blxxjb@xmw-inc.com</em>
</span>
</p>
<p class="about-p-bot">
<span class="pic"></span>
<span><a href="##">浙公网安备 33010002000078号</a></span>
<span><b>|</b></span>
<span>
<em>（浙）网械平台备字[2018]第00004号</em>
</span>
<span><b>|</b></span>
<span><a href="##">出版物网络交易平台服务经营备案证：新出发浙备字第002号</a></span>
<span><b>|</b></span>
</p>
</div>
</footer>
<script>
let data;
let res = [];
let row = document.getElementsByClassName("wrapper")[0];
let frage = document.createDocumentFragment();
let aArr = document.querySelectorAll(".header li");
let username = document.querySelectorAll(".username");
let searchIn = document.querySelectorAll(".searchIn");/*搜索*/
let newList = document.querySelectorAll(".newlist"); /*新闻列表*/
let hotNews = document.querySelector(".hot"); /*热点新闻*/
let carouselWrap = document.querySelector(".wrap"); /*轮播图容器*/
let carousel = document.querySelector(".carousel"); /*轮播图容器*/
let ul = document.querySelector(".ul"); /*轮播图圆点容器*/
let left = document.querySelector(".left"); /*轮播图左按钮*/
let right = document.querySelector(".right"); /*轮播图右按钮*/
let cont; /*轮播图*/
let begin = 1;
let index = 0;
let timer;
let dot;
fn1(`./php/database.php`, `name=全部&begin=0`).then(res => createDom(res));
for (var i = 0; i < aArr.length; i++) {
aArr[i].onclick = function () {
for (var i = 0; i < aArr.length; i++) {
aArr[i].setAttribute("class", "");
}
this.classList.add("active");
let text = this.innerText;
res=[];
begin = 1;
fn1(`./php/database.php`, `name=${text}&begin=0`).then(res => createDom(res));
}
}
function createDom(data) {
res = res.concat(data.slice(0, data.length - 1));
row.innerHTML = '';
for (var i = 0; i < res.length; i++) {
let a = document.createElement("a");
a.setAttribute("href", `./html/newsDetail.html?id=${res[i][0]}`);
a.setAttribute("class", "detail");
a.setAttribute("target", "_blank");
// 列
let column = document.createElement("div");
column.setAttribute("class", "column col-md-4 col-sm-6 col-xs-6");
// 标题
let divTitle = document.createElement("div");
divTitle.setAttribute("class", "title");
// 图片外容器
let divImg = document.createElement("div");
divImg.setAttribute("class", "img");
// 图片
let img = document.createElement("img");
// 标题
let h2 = document.createElement("h2");
let text = document.createTextNode(res[i][1]);
//设置数据
img.setAttribute("src", res[i][2].split(",")[0]);
img.setAttribute("alt", res[i][1]);
a.appendChild(divTitle);
divTitle.appendChild(h2);
h2.appendChild(text);
a.appendChild(divImg);
divImg.appendChild(img);
column.appendChild(a);
frage.appendChild(column);
}
username[0].innerText = data[data.length - 1] || '新用户';
row.appendChild(frage);
}
/*加载热点新闻*/
fn1(`./php/hotNews.php`)
.then(data => {
createHotNewsDom(data);
createCarouselDom(data);
}
);
/*创建热点新闻*/
function createHotNewsDom(data){
let frage = document.createDocumentFragment();
for (var i = 0; i < data.length; i++) {
let li = document.createElement("li");
let a = document.createElement("a");
let span = document.createElement("span");
let spanNum = document.createElement("span");
span.innerText = i + 1;
spanNum.innerText = data[i][2];
a.setAttribute("href", `./html/newsDetail.html?id=${data[i][0]}`);
a.setAttribute("target", `_blank`);
a.innerText = data[i][1];
li.appendChild(span);
li.appendChild(a);
frage.appendChild(li);
}
hotNews.appendChild(frage);
}
/*创建轮播*/
function createCarouselDom(data){
let frage = document.createDocumentFragment();
for (var i = 0; i < data.length; i++) {
let li = document.createElement("li");
let dotli = document.createElement("li");
let a = document.createElement("a");
let img = document.createElement("img");
let span = document.createElement("span");
data[i][3] = data[i][3].split(",")[0];
a.setAttribute("href", `./html/newsDetail.html?id=${data[i][0]}`);
a.setAttribute("target", `_blank`);
img.setAttribute("src", `${ data[i][3] }`);
li.setAttribute("class", "cont");
if(i == index){
li.classList.add("active");
dotli.setAttribute("class", `active`);
}
span.innerText = data[i][1];
a.appendChild(span);
a.appendChild(img);
li.appendChild(a);
frage.appendChild(li);
ul.appendChild(dotli);
}
carouselWrap.appendChild(frage);
cont = document.querySelectorAll(".cont");
dot = document.querySelectorAll(".ul li");
start(true, index);
bindClick();
}
function bindClick(){
let dot = document.querySelectorAll(".ul li");
let len = dot.length;
for (var i = 0; i < len; i++) {
dot[i].onclick = (function(j){
return ()=>{
start(true, j);
};
})(i);
}
right.onclick = function(){
start(true, index);
};
left.onclick = function(){
start(false, index);
};
}
/**
* [start description]
* @param {[type]} flag [控制方向]
* @param {[type]} s [位置]
* @return {[type]} [description]
*/
function start(flag, s) {
index = s;
play(flag);
clearInterval(timer);
timer = setInterval(function(){
play(flag);
}, 2000);
}
function play(flag){
let len = cont.length;
if(index >= len){
index = 0;
}
if(index < 0){
index = len - 1;
}
for (var i = 0; i < len; i ++) {
cont[i].classList.remove("active");
dot[i].classList.remove("active");
}
cont[index].classList.add("active");
dot[index].classList.add("active");
if(flag){
++ index;
}else {
-- index;
}
}
carousel.onmouseenter = function(){
clearInterval(timer);
}
carousel.onmouseleave = function(){
clearInterval(timer);
timer = setInterval(function(){
play(true);
}, 2000);
}
/*异步加载*/
function checkImgs(columns) {
let column = Array.from(columns);
let len = column.length;
if (isInSight()) {
loadImg();
begin ++;
return;
}
}
function loadImg(e) {
let text = document.getElementsByClassName('active')[0].innerText;
fn1(`./php/database.php`, `name=${text}&begin=${begin}`)
.then(res => createDom(res));
}
function isInSight() {
const clientHeight = window.innerHeight;
let top = document.documentElement.scrollTop;
return ((clientHeight + top) / clientHeight) >= begin;
}
function throttle(cb, delay){
var now,
last = 0;
return function(e){
now = Date.now();
if(now - last >= delay){
cb.apply(this, [e]);
last = now;
}
}
}
window.onscroll = function () {
let column = document.querySelectorAll(".column");
if(column.length > 0){
throttle(checkImgs(column), 300);
}
}
let allNews = [];
fn1(`./php/queryAllNews.php`).then(res => allNews = res);
searchIn[0].oninput = boundance(searchNews, 300);
function boundance(fn, time) {
let timer;
return function (e) {
clearTimeout(timer);
timer = setTimeout(()=> {
fn.apply(this, [e]);
}, time);
}
}
function searchNews(e) {
let inpVal = this.value.trim();
let arrNews = [];
let cloneAllNews;
if(inpVal.length > 0){
let reg = new RegExp(inpVal, "gi");
cloneAllNews = JSON.parse(JSON.stringify(allNews));
cloneAllNews.forEach((val)=>{
if(reg.test(val[1])){
val[1] = val[1].replace(inpVal, `<mark>${inpVal}</mark>`);
arrNews.push(val);
}
});
createSearchDom(arrNews);
arrNews = [];
}else {
newList[0].innerHTML = '';
}
}
function createSearchDom(data) {
newList[0].innerHTML = '';
let frage = document.createDocumentFragment();
for (var i = 0; i < data.length; i++) {
let li = document.createElement("li");
let a = document.createElement("a");
a.innerHTML = data[i][1];
a.setAttribute("href", `http://localhost:800/news/html/newsDetail.html?id=${data[i][0]}`);
a.setAttribute("target", '_blank');
li.setAttribute("class", 'list');
li.appendChild(a);
frage.appendChild(li);
}
newList[0].appendChild(frage);
}
</script>
</body>
</html>