blog_tp6/app/index/controller/Index.php

<?php
declare(strict_types=1);
/**
 * @file   Index.php
 * @date   2019-02-27 14:49:36
 * @author huwhis<huuwhois>
 * @version   0.0.6
 */
namespace app\index\controller;

use think\facade\View;
use think\Request;

use app\index\controller\Base;
use app\common\model\Article;
use app\common\model\GuestBook;

class Index extends Base
{
    public function index()
    {
        // PHP $cid = 1;
        $php_data = Article::getListByCid(1, 7);

        // 其他学习笔记 $cid != 1;
        $other_data = Article::getListByCid(-1, 7);
        
        // Top文章
        $top_data = Article::getTop(3);

        // 所有文章
        $all_data = Article::getListByCid(0, 9);
        
        View::assign([
            'php_data' => $php_data,
            'other_data' => $other_data,
            'top_data' => $top_data,
            'all_data' => $all_data,
        ]);

        return View::fetch();
    }


    /**
     * 关于&留言
     */
    public function about()
    {
        return View::fetch();
    }

    public function guestBook()
    {
        $list = GuestBook::paginate();
        View::assign('list', $list);

        return View::fetch();
    }
    
    public function saveGuestBook(Request $request = null)
    {
        $param = $request->param();

        if (empty($param['author']) or empty($param['email'])) {
            View::assign('data', ['msg'=>"请填写必填字段（姓名，电子邮件）", 'code'=>1]);
            return View::fetch('error');
        }

        if (empty($param['comment'])) {
            View::assign('data', ['msg'=>"请留下内容", 'code'=>1]);

            return View::fetch('error');
        }

        array_pop($param);

        try {
            $bgu = new GuestBook();
            $res = $bgu->save([
                'comment' => $param['comment'],
                'author' => $param['author'],
                'email' => $param['email'],
                'url' => $param['url'],
                'time' => time(),
            ]);
        } catch (\Exception $e) {
            $msg = $e->getMessage();

            View::assign('data', ['msg'=>$msg, 'code'=>1]);
            return View::fetch('error');
        }

        return redirect((string)url('index/guestbook'), 302);
    }
}