vue+php实现的微博留言功能示例

更新时间：2020-08-18 03:42:01 作者：startmvc

本文实例讲述了vue+php实现的微博留言功能。分享给大家供大家参考，具体如下：html部分：&

本文实例讲述了vue+php实现的微博留言功能。分享给大家供大家参考，具体如下：

html部分：


<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>微博留言</title>
<link href="style/weibo.css" rel="external nofollow" rel="stylesheet" type="text/css" />
<script src="https://cdn.bootcss.com/vue/2.4.4/vue.min.js"></script>
<script src="https://cdn.bootcss.com/vue-resource/1.5.0/vue-resource.js"></script>
 <style>
 [v-cloak]{
 display: none;
 }
 </style>
 <script>
 Vue.filter('formatDate',function (date) {
 var oData = new Date(date*1000)
 return oData.getFullYear()+'-'+(oData.getMonth()+1)+'-'+oData.getDate()+" "+ oData.getHours()+":"+oData.getMinutes()+":"+oData.getSeconds()
 });
 window.onload = function () {
 var vm = new Vue({
 el:'.znsArea',
 data:{
 userMsg:'',
 msgDict:[],
 url:'weibo.php',
 totalPage :0,
 nowpage:1
 },
 methods:{
 add:function () {
 if(this.userMsg=='') return
 this.$http.get(this.url, {
 params:{
 'act':'add',
 'content':this.userMsg
 }
 }).then(function (res) {
 this.msgDict.unshift({
 'content':this.userMsg,
 'time':res.data.time,
 'acc':0,
 'ref':0,
 'id':res.data.id
 })
 this.userMsg = ''
 })
 },
 loadData:function (n) {
 this.$http.get(this.url,{
 params:{
 'act':'get',
 'page':n
 }
 }).then(function (res) {
 this.msgDict = res.data
 })
 },
 pageCount:function () {
 this.$http.get(this.url,{
 params:{
 'act':'get_page_count'
 }
 }).then(function (res) {
 this.totalPage = res.data.count
 })
 },
 changePage:function (i) {
 this.nowpage=i
 this.loadData(i)
 },
 del:function (did) {
 this.$http.get(this.url,{
 params:{
 act:'del',
 id:did
 }
 }).then(function () {
 for(var delitem in this.msgDict){
 if(this.msgDict[delitem].id==did){
 this.msgDict.splice(this.msgDict[delitem],1)
 }
 }
 })
 this.loadData(this.nowpage)
 },
 acc:function (mid) {
 this.$http.get(this.url,{
 params:{
 act:'acc',
 id:mid
 }
 }).then(function () {
 for(var item in this.msgDict){
 if(this.msgDict[item].id==mid){
 this.msgDict[item].acc +=1
 }
 }
 })
 },
 ref:function (mid) {
 this.$http.get(this.url,{
 params:{
 act:'ref',
 id:mid
 }
 }).then(function () {
 for(var item in this.msgDict){
 if(this.msgDict[item].id==mid){
 this.msgDict[item].ref +=1
 }
 }
 })
 }
 },
 created:function () {
 this.loadData(1)
 this.pageCount()
 }
 })
 }
 </script>
</head>
<body>
<div class="znsArea">
<!--留言-->
 <div class="takeComment">
 <textarea name="textarea" class="takeTextField" id="tijiaoText" v-model="userMsg" @keydown.enter="add"></textarea>
 <div class="takeSbmComment">
 <input type="button" class="inputs" value="" @click="add" @keydown.enter="add"/>
 <span>(可按 Enter 回复)</span>
 </div>
 </div>
<!--已留-->
 <div class="commentOn">
 <div class="noContent" v-show="msgDict.length==0">暂无留言</div>
 <div class="messList">
 <div class="reply" v-for="item in msgDict">
 <p class="replyContent" v-text="item.content"></p>
 <p class="operation">
 <span class="replyTime" v-cloak>{{item.time|formatDate}}</span>
 <span class="handle">
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="top" v-text="item.acc" @click="acc(item.id)"></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="down_icon" v-text="item.ref" @click="ref(item.id)"></a>
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="cut" @click="del(item.id)">删除</a>
 </span>
 </p>
 </div>
 </div>
 <div class="page">
 <span v-for="i in totalPage">
 <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" @click="changePage(i)" v-text="i" :class="{active:i==nowpage}"></a>
 </span>
 </div>
 </div>
</div>
</body>
</html>

php部分：


<?php
/*
**********************************************
 Author: blue@zhinengshe.com
 Date: 2012-4-5
 usage:
 weibo.php?act=add&content=xxx 添加一条
 返回：{error:0, id: 新添加内容的ID, time: 添加时间}
 weibo.php?act=get_page_count 获取页数
 返回：{count:页数}
 weibo.php?act=get&page=1 获取一页数据
 返回：[{id: ID, content: "内容", time: 时间戳, acc: 顶次数, ref: 踩次数}, {...}, ...]
 weibo.php?act=acc&id=12 顶某一条数据
 返回：{error:0}
 weibo.php?act=ref&id=12 踩某一条数据
 返回：{error:0}
 注意： 服务器所返回的时间戳都是秒（JS是毫秒）
**********************************************
*/
//创建数据库之类的
$db=@mysql_connect('localhost:3307', 'root', '') or @mysql_connect('localhost', 'root', 'admin');
mysql_query("set names 'utf8'");
mysql_query('CREATE DATABASE zns_ajax');
mysql_select_db('zns_ajax');
$sql= <<< END
CREATE TABLE `zns_ajax`.`weibo` (
`ID` INT NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`content` TEXT NOT NULL ,
`time` INT NOT NULL ,
`acc` INT NOT NULL ,
`ref` INT NOT NULL
) CHARACTER SET utf8 COLLATE utf8_general_ci
END;
mysql_query($sql);
//正式开始
//header('Content-type:zns/json');
$act=$_GET['act'];
$PAGE_SIZE=6;
switch($act)
{
 case 'add':
 $content=urldecode($_GET['content']);
 $time=time();
 $content=str_replace("\n", "", $content);
 $sql="INSERT INTO weibo (ID, content, time, acc, ref) VALUES(0, '{$content}', {$time}, 0, 0)";
 mysql_query($sql);
 $res=mysql_query('SELECT LAST_INSERT_ID()');
 $row=mysql_fetch_array($res);
 $id=(int)$row[0];
 echo "{\"error\": 0, \"id\": {$id}, \"time\": {$time}}";
 break;
 case 'get_page_count':
 $sql="SELECT COUNT(*)/{$PAGE_SIZE}+1 FROM weibo";
 mysql_query($sql);
 $res=mysql_query($sql);
 $row=mysql_fetch_array($res);
 $count=(int)$row[0];
 echo "{\"count\": {$count}}";
 break;
 case 'get':
 $page=(int)$_GET['page'];
 if($page<1)$page=1;
 $s=($page-1)*$PAGE_SIZE;
 $sql="SELECT ID, content, time, acc, ref FROM weibo ORDER BY time DESC LIMIT {$s}, {$PAGE_SIZE}";
 $res=mysql_query($sql);
 $aResult=array();
 while($row=mysql_fetch_array($res))
 {
 $arr=array();
 array_push($arr, '"id":'.$row[0]);
 array_push($arr, '"content":"'.$row[1].'"');
 array_push($arr, '"time":'.$row[2]);
 array_push($arr, '"acc":'.$row[3]);
 array_push($arr, '"ref":'.$row[4]);
 array_push($aResult, implode(',', $arr));
 }
 if(count($aResult)>0)
 {
 echo '[{'.implode('},{', $aResult).'}]';
 }
 else
 {
 echo '[]';
 }
 break;
 case 'acc':
 $id=(int)$_GET['id'];
 $res=mysql_query("SELECT acc FROM weibo WHERE ID={$id}");
 $row=mysql_fetch_array($res);
 $old=(int)$row[0]+1;
 $sql="UPDATE weibo SET acc={$old} WHERE ID={$id}";
 mysql_query($sql);
 echo '{"error":0}';
 break;
 case 'ref':
 $id=(int)$_GET['id'];
 $res=mysql_query("SELECT ref FROM weibo WHERE ID={$id}");
 $row=mysql_fetch_array($res);
 $old=(int)$row[0]+1;
 $sql="UPDATE weibo SET ref={$old} WHERE ID={$id}";
 mysql_query($sql);
 echo '{"error":0}';
 break;
 case 'del':
 $id=(int)$_GET['id'];
 $sql="DELETE FROM weibo WHERE ID={$id}";
 //echo $sql;exit;
 mysql_query($sql);
 echo '{"error":0}';
 break;
}
?>

CSS部分：


@charset "utf-8";body,ul,ol,li,dl,dt,dd,p,h1,h2,h3,h4,h5,h6,form,fieldset,table,td,img,div{margin:0;padding:0;border:0}
body{font-size:12px;font-family:"Microsoft YaHei"}
ul,ol{list-style-type:none}
select,input,img,select{vertical-align:middle}
a{text-decoration:underline;color:#313030}
a{blr:expression(this.onFocus=this.blur())}
input,textarea{outline:0;resize:none}
a{outline:0}
.znsArea{width:755px;overflow:hidden;margin:0 auto;font-family:"Microsoft YaHei"}
.commentOn{width:753px;display:block;overflow:hidden;border:#a5bcff solid 1px;background:#f3f8fd;margin-top:25px;font-family:Verdana}
.reply{overflow:hidden;padding:10px 20px;background:#FFF;border-top:#e9e9e9 solid 1px;border-bottom:#e9e9e9 solid 1px}
.userInfo{display:block;overflow:hidden;height:25px;border-bottom:#bababa solid 1px}
.userName{float:left;background:url(../img/userBj.png) left center no-repeat;padding-left:15px;color:#000;font-size:14px;font-weight:bold}
.replyTime{float:left;color:#8b8585;line-height:30px;font-size:11px}
.replyContent{line-height:24px;font-size:14px;color:#2b2b2b;font-family:"Microsoft YaHei"}
.operation{clear:both;width:100%;height:30px;margin-top:8px}
.handle{float:right;padding-top:6px}
.handle a{text-decoration:none;float:left;margin-left:12px;background:url(../img/icons.png) 0 0 no-repeat;height:18px;line-height:18px;padding-left:20px}
.handle .top_icon{background-position:0 0}
.handle .down_icon{background-position:0 -17px}
.handle .cut{background-position:0 -33px}
.handle a:active{color:#09F}
.noContent{text-align:center;display:block;background:#FFF;font:14px/2.3 "Microsoft YaHei";border-bottom:#e9e9e9 solid 1px;border-top:#e9e9e9 solid 1px;color:#999}
.takeComment{width:713px;display:block;overflow:hidden;border:#a5bcff solid 1px;background:#f3f8fd;margin-top:25px;font-family:Verdana;padding:15px 20px}
.takeTextField{width:701px;height:70px;border:#b1b1b1 solid 1px;clear:both;display:block;margin:10px 0 10px 0;line-height:20px;padding:5px;box-shadow:inset 0 0 5px #DDD;font-family:"Microsoft YaHei"}
.takeSbmComment{display:block;overflow:hidden}
.takeSbmComment span{float:right;color:#CCC;line-height:37px;padding-right:10px}
.inputs{float:right;width:125px;height:37px;border:none 0;background:tranparent;background:url(../img/takeSbmComment.png) left top no-repeat;cursor:pointer;opacity:.8}
.inputs:hover{opacity:1}
.inputs:active{opacity:.9}
.messList{overflow:hidden}
.page{text-align:right;font-size:0;font-family:Verdana;padding:10px 16px}
.page a{display:inline-block;height:20px;padding:0 7px;border:#CCC solid 1px;font:12px/20px Verdana;text-decoration:none;margin-left:5px;background:#FFF}
.page a:hover{background:#09F;color:#FFF;border-color:#09F}
.page .active{background:#CCC}
.page a:active{opacity:.8}

希望本文所述对大家vue.js程序设计有所帮助。