abstract：view\news\index.html代碼{include file="/public/head"} <body> <div class="x-nav"> <spa
view\news\index.html代碼
{include file="/public/head"}
<body>
<div class="x-nav">
<span class="layui-breadcrumb">
<a href="">首頁(yè)</a>
<a href="">演示</a>
<a>
<cite>導(dǎo)航元素</cite></a>
</span>
<a class="layui-btn layui-btn-small" style="line-height:1.6em;margin-top:3px;float:right" href="javascript:location.replace(location.href);" title="刷新">
<i class="layui-icon" style="line-height:30px">?</i></a>
</div>
<div class="x-body">
<xblock>
<button class="layui-btn" onclick="x_admin_show('添加用戶','{:url(\'News/add\')}')"><i class="layui-icon"></i>添加</button>
<span class="x-right" style="line-height:40px">共有數(shù)據(jù)：{$newsTotal} 條</span>
</xblock>
<table class="layui-table">
<thead>
<tr>
<th>新聞ID</th>
<th>新聞標(biāo)題</th>
<th>新聞圖片</th>
<th>新聞簡(jiǎn)介</th>
<th>發(fā)布管理員</th>
<th>發(fā)布日期</th>
<th >操作</th>
</tr>
</thead>
<tbody>
{volist name="new" id="news"}
<tr>
<td>{$news.id}</td>
<td>{$news.title}</td>
<td><img src=" width="20"></td>
<td>{$news.desc}</td>
<td>{$news.username}</td>
<td>{$news.time|date="Y-m-d"}</td>
<td class="td-manage">
<a title="查看" onclick="x_admin_show('編輯','{:url(\'News/edit\')}?id={$news.id}')" href="javascript:;">
<i class="layui-icon"></i>
</a>
<a title="刪除" onclick="member_del(this,'{$news.id}')" href="javascript:;">
<i class="layui-icon"></i>
</a>
</td>
</tr>
{/volist}
</tbody>
</table>
<div class="page">
<div>
{$new|raw}
</div>
</div>
</div>
<script>
layui.use('laydate', function(){
var laydate = layui.laydate;
//執(zhí)行一個(gè)laydate實(shí)例
laydate.render({
elem: '#start' //指定元素
});
//執(zhí)行一個(gè)laydate實(shí)例
laydate.render({
elem: '#end' //指定元素
});
});
/*用戶-刪除*/
function member_del(obj,id){
layer.confirm('確認(rèn)要?jiǎng)h除嗎？',function(index){
//發(fā)異步刪除數(shù)據(jù)
$.get('{:url(\'del\')}','id='+id,function(data){
if(data.res == 1){
$(obj).parents("tr").remove();
layer.msg(data.msg,{icon:1,time:1000});
}
});
});
}
</script>
</body>
</html>view\news\edit.html代碼
{include file="/public/head"}
<body>
<div class="x-body">
<form class="layui-form">
<div class="layui-form-item">
<label for="title" class="layui-form-label">
<span class="x-red">*</span>新聞標(biāo)題
</label>
<div class="layui-input-inline">
<input type="text" id="title" name="title" value="{$new.title}" required="" lay-verify="title"
autocomplete="off" class="layui-input">
<input type="hidden" id="id" name="id" value="{$new.id}">
</div>
</div>
<div class="layui-form-item">
<label for="desc" class="layui-form-label">
<span class="x-red">*</span>簡(jiǎn)介
</label>
<div class="layui-input-inline">
<textarea placeholder="請(qǐng)輸入內(nèi)容" id="desc" name="desc" class="layui-textarea">{$new.desc}</textarea>
</div>
</div>
<div class="layui-form-item layui-form-text">
<label for="desc" class="layui-form-label">
內(nèi)容
</label>
<div class="layui-input-block" id="editor">
{:htmlspecialchars_decode($new.content)}
</div>
</div>
<div class="layui-form-item">
<label for="L_repass" class="layui-form-label">
</label>
<button class="layui-btn" lay-filter="add" lay-submit="">
修改
</button>
</div>
</form>
</div>
<script type="text/javascript" src="__ADMIN__/js/wangEditor.js"></script>
<script>
layui.use(['form','layer'], function(){
$ = layui.jquery;
var form = layui.form
,layer = layui.layer;
//配置wangEditor富文本編輯器
////將要用到的對(duì)象添加到全局
var E = window.wangEditor
//生成editor對(duì)象
var editor = new E('#editor')
//設(shè)置圖片上傳的控件名稱:類(lèi)似于input的name屬性,供接口獲取圖片信息使用
editor.customConfig.uploadFileName = 'img'
//設(shè)置服務(wù)上的圖片上傳處理接口腳本
editor.customConfig.uploadImgServer = '{:url(\'upload\')}'
//創(chuàng)建出富文件編輯器
editor.create()
//自定義驗(yàn)證規(guī)則
form.verify({
title: function(value){
if(value.length < 5){
return '新聞標(biāo)題至少得5個(gè)字符啊';
}
}
});
//監(jiān)聽(tīng)提交
form.on('submit(add)', function(data){
console.log(data);
//發(fā)異步，把數(shù)據(jù)提交給php
$.post('{:url(\'DoEdit\')}',{
'title':$('#title').val(),
'id':$('#id').val(),
'desc':$('#desc').val(),
'content':editor.txt.html()
},function(data){
if(data.res == 1){
layer.alert(data.msg, {icon: 6},function () {
// 獲得frame索引
var index = parent.layer.getFrameIndex(window.name);
//關(guān)閉當(dāng)前frame
parent.layer.close(index);
});
}else{
layer.alert(data.msg, {icon: 6},function () {
// 獲得frame索引
var index = parent.layer.getFrameIndex(window.name);
//關(guān)閉當(dāng)前frame
parent.layer.close(index);
});
}
});
return false;
});
});
</script>
</body>
</html>controller\News.php代碼
<?php
namespace app\admin\controller;
use app\admin\controller\Common;
use app\admin\model\NewsModel;
use think\facade\Request;
use think\facade\Session;
class News extends Common
{
public function index()
{
//取得新聞總數(shù)
$newsTotal = NewsModel::count();
//實(shí)例化模型
$news = new NewsModel();
//按id降序排列，并且每一頁(yè)為8條數(shù)據(jù)
$new = $news->order('id','desc')->paginate(8);
//將數(shù)據(jù)賦值給模板
$this->view->newsTotal = $newsTotal;
$this->view->new = $new;
//渲染新聞列表
return $this->fetch();
}
public function add()
{
//渲染新聞添加頁(yè)面
return $this->fetch();
}
public function upload()
{
//獲取上傳的圖片信息
$file = Request::file('img');
//驗(yàn)證圖片信息并移動(dòng)到指定目錄
if($info = $file->validate(['ext'=>'jpg,jpeg,png,gif'])->move('upload')){
//返回上傳成功信息
return json(['errno'=>0,'data'=>['/upload/'.$info->getSaveName()]]);
}else{
//返回錯(cuò)誤信息
return $file->getError();
}
}
public function DoAdd()
{
//獲取前臺(tái)提交過(guò)來(lái)的數(shù)據(jù)
$data = Request::param();
//加入發(fā)布的時(shí)間
$data['time'] = time();
//加入發(fā)布新聞的管理員名稱
$data['username'] = Session::get('username');
//將新聞標(biāo)題獨(dú)立出來(lái)
$title = $data['title'];
//將新聞標(biāo)題作為查詢條件來(lái)查詢數(shù)據(jù)
$news = NewsModel::where('title',$title)->find();
//驗(yàn)證新聞標(biāo)題是否重復(fù)
if($news == true){
//重復(fù)返回提示信息
return ['res'=>0,'msg'=>'新聞標(biāo)題重復(fù)！'];
}
//實(shí)例化模型
$new = new NewsModel();
//存儲(chǔ)驗(yàn)證
if($new->save($data)){
//返回發(fā)布成功的信息
return ['res'=>1,'msg'=>'新聞添加成功！'];
}else{
//返回發(fā)布失敗的信息
return ['res'=>0,'msg'=>'新聞添加失?。?#39;];
}
}
public function edit()
{
//接受傳遞過(guò)來(lái)的新聞id
$newId = Request::param('id');
//查詢新聞id對(duì)應(yīng)的新聞信息
$new = NewsModel::get($newId);
//將數(shù)據(jù)賦值到模板
$this->view->new = $new;
//渲染新聞編輯頁(yè)面
return $this->fetch();
}
public function DoEdit()
{
//獲取提交的數(shù)據(jù)
$data = Request::param();
//實(shí)例化模型
$new = new NewsModel;
//進(jìn)行修改操作
$res = $new->save([
'title'=>$data['title'],
'desc'=>$data['desc'],
'content'=>$data['content'],
'username'=>Session::get('username'),
'time'=>time()
],['id'=>$data['id']]);
//驗(yàn)證修改結(jié)果
if($res){
//返回修改成功信息
return ['res'=>1,'msg'=>'新聞修改成功！'];
}else{
//返回修改失敗信息
return ['res'=>0,'msg'=>'新聞修改失敗！'];
}
}
public function del()
{
//獲取需要?jiǎng)h除的新聞id
$newId = Request::param('id');
//實(shí)例化模型
$new = new NewsModel();
//刪除并驗(yàn)證
if($new->destroy($newId)){
//返回刪除成功提示
return ['res'=>1,'msg'=>'新聞刪除成功！'];
}else{
//返回刪除失敗信息
return ['res'=>0,'msg'=>'新聞刪除失??！'];
}
}
}
?>
Correcting teacher：天蓬老師Correction time：2018-12-21 12:59:42
Teacher's summary：更新與刪除操作, 是典型的寫(xiě)操作, 寫(xiě)操作,必須是基于查詢的,當(dāng)然新增除外,因?yàn)樾略?并不會(huì)修改表中原有數(shù)據(jù)