留言版系统
Last updated
Last updated
项目名: message
composer create-project topthink/think message前端
后端
中间件
方便开发时候错误信息的定位
config/view.php
app/index/view/index/index.html
.env --→ config/database.php
app/index/model/Index.php （默认没有，自己创建）
访问: http://127.0.0.1:8000/message
# .example.env 修改 .env
APP_DEBUG = true
......# 安装
composer require topthink/think-viewreturn [
...
'tpl_replace_string' => [
'__STATIC__'=>'/static', // 使用 __STATIC__ 替换 /static
]
];
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>留言系统</title>
<link href="__STATIC__/layui/css/layui.css" rel="stylesheet">
</head>
<body>
<div class="layui-container">
<div class="title">
留言系统
</div>
<form class="layui-form" action="" style="margin-top: 10px;">
<div class="layui-form-item">
<label class="layui-form-label">称呼：</label>
<div class="layui-input-block">
<input type="text" name="name" lay-verify="required" placeholder="请输入您的称呼" autocomplete="off" class="layui-input">
</div>
</div>
<div class="layui-form-item">
<div class="layui-form">
<label class="layui-form-label">电话：</label>
<div class="layui-input-block">
<input type="tel" name="mobile" lay-verify="required" autocomplete="off" placeholder="请输入您的称呼" class="layui-input demo-phone">
</div>
</div>
</div>
<div class="layui-form-item">
<div class="layui-form">
<label class="layui-form-label">邮箱：</label>
<div class="layui-input-block">
<input type="text" name="email" lay-verify="required" autocomplete="off" placeholder="请输入您的邮箱" lay-affix="clear" class="layui-input demo-phone">
</div>
</div>
</div>
<div class="layui-form-item layui-form-text">
<label class="layui-form-label">内容：</label>
<div class="layui-input-block">
<textarea name="content" lay-verify="required" placeholder="请输入您的内容" class="layui-textarea"></textarea>
</div>
</div>
<div class="layui-form-item">
<div class="layui-input-block">
<button type="button" class="layui-btn" lay-submit onclick="message()">立即提交</button>
<button type="reset" class="layui-btn layui-btn-primary">重置</button>
</div>
</div>
</form>
</div>
<script src="__STATIC__/layui/layui.js"></script>
<style>
.title {
font-size: 48px;
width: 100%;
text-align: center;
margin: 50px 0px 50px 0px;
}
</style>
</body>
</html># .env
APP_DEBUG = true
[APP]
DEFAULT_TIMEZONE = Asia/Shanghai
[DATABASE]
TYPE = mysql
HOSTNAME = 127.0.0.1
DATABASE = tp_db
USERNAME = tp_db
PASSWORD = 123456
HOSTPORT = 3306
CHARSET = utf8
DEBUG = true
PREFIX = message_
[LANG]
default_lang = zh-cn /* 数据库 tp_db, 留言表 message_index */
CREATE TABLE `tp_db.message_index` (
`uid` int(11) NOT NULL AUTO_INCREMENT,
`name` varchar(50) DEFAULT NULL,
`email` varchar(50) DEFAULT NULL,
`content` text,
`create_at` int(11) DEFAULT NULL,
PRIMARY KEY (`uid`),
UNIQUE KEY `message_index_id_IDX` (`uid`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=12 DEFAULT CHARSET=utf8 COMMENT='留言系统表';<?php
namespace app\index\model;
use think\Model;
class Message extends Model
{
// 默认主键为id
protected $pk = 'uid';
// 模型类里面单独开启自动时间戳功能，写入数据的时候，系统会自动写入create_time和update_time字段
// protected $autoWriteTimestamp = true;
// 定义时间戳字段名
protected $createTime = 'create_at';
// 关闭自动写入update_time字段
protected $updateTime = false;
}
<script type="text/javascript">
var layer = layui.layer;
var _POST_URL = '/message'
function message(){
$.ajax({
type: "POST",
dataType: "json",
url: _POST_URL,
data: $('.layui-form').serialize(),
success: function(result) {
if (result.code) {
layer.msg(result.msg)
setTimeout(()=> {
location.reload()
}, 1000)
} else {
layer.msg(result.msg)
}
},
error: function(e) {
layer.msg(e.msg)
}
})
}
</script>
<style>
.title {
font-size: 48px;
width: 100%;
text-align: center;
margin: 50px 0px 50px 0px;
}
.pagination{text-align:center;margin-top:20px;margin-bottom: 20px;}
.pagination li{margin:8px 10px; border:1px solid #e6e6e6; padding: 0px 5px;display: inline-block;}
.pagination .active{background-color:#009688; color:#fff;}
.pagination .disabled{color :#aaa;}
</style>
<table class="layui-table">
<colgroup>
<col width="150">
<col width="150">
<col>
<col>
<col>
</colgroup>
<thead>
<tr>
<th>索引</th>
<th>ID</th>
<th>称呼</th>
<th>电话</th>
<th>邮箱</th>
<th>内容</th>
</tr>
</thead>
<tbody>
{volist name='list' id='v' key="k" }
<tr>
<td>{$k}</td>
<td>{$v.uid}</td>
<td>{$v.name}</td>
<td>{$v.mobile}</td>
<td>{$v.email}</td>
<td>{$v.content}</td>
</tr>
{/volist}
</tbody>
</table>
{$list|raw}
# app\message\route\app.php
<?php
use think\facade\Route;
# 路由地址: http://xxx.com/app_name
// Route::get('$', 'message/Index/index');
// Route::post('', 'message/Index/save'); // 添加路由
// Route::delete('<id>', 'Index/save'); // 删除路由
// Route::get('<id>/edit', 'Index/edit'); // 修改展示路由
// Route::put('<id>', 'Index/update'); // 修改处理路由
Route::resource('', 'message/Index'); // 资源路由 resource（表达式,控制器名）## app\message\model\Message.php
<?php
namespace app\message\model;
use Exception;
use think\exception\ValidateException;
use think\Model;
use app\message\validate\Add;
class Message extends Model
{
// 默认是 message_message 表，这里子定义表结构
protected $table = 'message_index';
// 默认主键为id
protected $pk = 'uid';
// 模型类里面单独开启自动时间戳功能，写入数据的时候，系统会自动写入create_time和update_time字段
// protected $autoWriteTimestamp = true;
// 定义时间戳字段名
protected $createTime = 'create_at';
// 关闭自动写入update_time字段
protected $updateTime = false;
// // 获取器，转变字符为数组；例如：数据库中 name 字段 "a,b" -> ['a','b']
// public function getNameAttr($value)
// {
// return explode(',', $value);
// }
// // 设置器，转变字符为数组；例如：前端数据 name 字段 ['a','b'] -> "a,b"
// public function setNameAttr($value)
// {
// return implode(',', $value);
// }
// 静态方法获取列表
public static function list()
{
return self::order('uid', 'desc')->paginate(10);
// return self::order('uid')->select();
}
public static function add($data)
{
try{
validate(Add::class)->check($data);
self::create($data);
$arr=['code'=>1, 'msg'=>'添加成功'];
}catch (ValidateException $e) {
$arr=['code'=>0, 'msg'=>$e->getError()];
}catch (Exception $s) {
$arr=['code'=>0, 'msg'=>'系统错误,请稍后再试'];
}
return $arr;
}
public static function edit($data)
{
try{
validate(Add::class)->check($data);
self::update($data); // 数据中含有 uid 字段,所以这里不用写先查询再更新
$arr=['code'=>1, 'msg'=>'添加成功'];
}catch (ValidateException $e) {
$arr=['code'=>0, 'msg'=>$e->getError()];
}catch (Exception $s) {
$arr=['code'=>0, 'msg'=>'系统错误,请稍后再试'];
}
return $arr;
}
public static function del($id)
{
try {
self::destroy($id);
$res = ['code'=>1, 'msg'=>'删除成功'];
} catch (Exception $e) {
$res = ['code'=>0, 'msg'=>'删除失败'];
}
return $res;
}
}# app\message\validate\Add.php
<?php
namespace app\message\validate;
use think\Validate;
class Add extends Validate
{
/**
* 定义验证规则
* 格式：'字段名'=>['规则1','规则2'...]
*
* @var array
*/
protected $rule = [
'name' => 'require|max:50',
'mobile' => 'require|max:25',
'email' => 'require|email',
'content' => 'require|max:500',
];
/**
* 定义错误信息
* 格式：'字段名.规则名'=>'错误信息'
*
* @var array
*/
protected $message = [
'name.require' => '留言称呼不能为空',
'name.max' => '留言称呼过长',
'mobile.require' => '留言号码不能为空',
'mobile.max' => '留言号码过长',
'email.require' => '留言邮箱不能为空',
'email.email' => '留言邮箱格式错误',
'content.require' => '留言内容不能为空',
'content.max' => '留言内容过长,请控制在 500 字符内',
];
/**
* 定义验证场景
* 格式：'场景名'=>['规则1','规则2',...]
*
* @var array
*/
protected $scene = [];
}
# app\message\controller\Index.php
<?php
// declare (strict_types = 1); // declare (strict_types = 1); // 开启严格模式
namespace app\message\controller;
use app\BaseController;
use app\message\model\Message as MessageModel;
use think\facade\View;
class Index extends BaseController
{
/**
* 显示资源列表
*
* @return \think\Response
*/
public function index()
{
$list = MessageModel::list();
// return json($list);
View::assign('list', $list);
return View::fetch();
// return view('', ['list'=>$list] );
}
/**
* 显示创建资源表单页.
*
* @return \think\Response
*/
public function create()
{
//
}
/**
* 保存新建的资源
*
* @param \think\Request $request
* @return \think\Response
*/
public function save()
{
// halt('asdf');
$data=$this->request->param();
$res=MessageModel::add($data);
return json($res);
}
/**
* 显示指定的资源
*
* @param int $id
* @return \think\Response
*/
public function read($id)
{
//
}
/**
* 显示编辑资源表单页.
*
* @param int $id
* @return \think\Response
*/
public function edit($id)
{
$info = MessageModel::find($id);
return json($info);
}
/**
* 保存更新的资源
*
* @param \think\Request $request
* @param int $id
* @return \think\Response
*/
public function update($id)
{
$data = $this -> request -> param();
$res = MessageModel::edit($data);
return json($res);
}
/**
* 删除指定资源
*
* @param int $id
* @return \think\Response
*/
public function delete($id)
{
$res = MessageModel::del($id);
return json($res);
}
}
# 安装多应用扩展
composer require topthink/think-multi-app
# 三大应用index(前端)，admin(后台),common(公共应用)
php think build index
php think build admin
php think build commonD:\phpstudy_pro\WWW\message>tree app # APP 应用结构
├─admin # 后端
└─index # 前端
└─common # 中间件