zc100/application/admin/controller/Links.php

<?php
/**
 * 易优CMS
 * ============================================================================
 * 版权所有 2016-2028 海南赞赞网络科技有限公司，并保留所有权利。
 * 网站地址: http://www.eyoucms.com
 * ----------------------------------------------------------------------------
 * 如果商业用途务必到官方购买正版授权, 以免引起不必要的法律纠纷.
 * ============================================================================
 * Author: 小虎哥 <1105415366@qq.com>
 * Date: 2018-4-3
 */

namespace app\admin\controller;

use think\Db;
use think\Page;
use think\Cache;

class Links extends Base
{
    public function index()
    {
        $list = array();
        $param = input('param.');
        $keywords = input('keywords/s');
        $keywords = trim($keywords);
        $condition = [];
        // 应用搜索条件
        foreach (['keywords', 'groupid'] as $key) {
            if (isset($param[$key]) && $param[$key] !== '') {
                if ($key == 'keywords') {
                    $condition['a.title'] = array('LIKE', "%{$keywords}%");
                } else {
                    $condition['a.'.$key] = array('eq', trim($param[$key]));
                }
            }
        }

        // 多语言
        $condition['a.lang'] = array('eq', $this->admin_lang);
        $fields = "a.*,b.group_name";

        $linksM =  Db::name('links');
        $count = $linksM->alias("a")->join('links_group b',"a.groupid=b.id",'LEFT')->where($condition)->count('a.id');// 查询满足要求的总记录数
        $Page = $pager = new Page($count, config('paginate.list_rows'));// 实例化分页类 传入总记录数和每页显示的记录数
        $list = $linksM->alias("a")->join('links_group b',"a.groupid=b.id",'LEFT')->field($fields)->where($condition)->order('a.sort_order asc, a.id asc')->limit($Page->firstRow.','.$Page->listRows)->select();

        $show = $Page->show();// 分页显示输出
        $this->assign('page',$show);// 赋值分页输出
        $this->assign('list',$list);// 赋值数据集
        $this->assign('pager',$pager);// 赋值分页对象

        $links_group = Db::name('links_group')->field('id, group_name')->where(['lang'=>$this->admin_lang])->order('sort_order asc')->select();
        $this->assign('links_group',$links_group);

        return $this->fetch();
    }

    /**
     * 添加友情链接
     */
    public function add()
    {
        if (IS_POST) {
            $post = input('post.');
            $post['target'] = !empty($post['target']) ? 1 : 0;
            $post['nofollow'] = !empty($post['nofollow']) ? 1 : 0;
            $post['url'] = trim($post['url']);
            $post['url'] = preg_replace('/(<|>|;|\(|\)|\!)/i', '', $post['url']);
            if (empty($post['url'])) {
                $this->error('网址URL不能为空！');
            } else if (filter_var($post['url'], FILTER_VALIDATE_URL) === false) {
                $this->error('网址URL格式不正确！');
            }
            $post['title'] = trim($post['title']);
            if (empty($post['title'])) {
                $this->error('网站名称不能为空！');
            }
            // 处理LOGO
            $is_remote = !empty($post['is_remote']) ? $post['is_remote'] : 0;
            $logo = '';
            if ($is_remote == 1) {
                $logo = $post['logo_remote'];
            } else {
                $logo = $post['logo_local'];
            }
            $post['logo'] = $logo;
            // --存储数据
            $nowData = array(
                'typeid'    => empty($post['typeid']) ? 1 : $post['typeid'],
                'groupid'    => empty($post['groupid']) ? 1 : $post['groupid'],
                'url'    => $post['url'],
                'lang'  => $this->admin_lang,
                'add_time'    => getTime(),
                'update_time'    => getTime(),
            );
            $data = array_merge($post, $nowData);
            $insertId = Db::name('links')->insertGetId($data);
            if (false !== $insertId) {
                Cache::clear('links');
                adminLog('新增友情链接：'.$post['title']);
                $this->success("操作成功!", url('Links/index'));
            }else{
                $this->error("操作失败!", url('Links/index'));
            }
            exit;
        }

        $assign_data['group_ids'] = Db::name('links_group')->field('id,group_name,status')->where(['lang'=>$this->admin_lang])->order("sort_order asc, id asc")->select();

        // 多站点，当用站点域名访问后台，发布文档自动选择当前所属区域
        model('Citysite')->auto_location_select($assign_data);

        $this->assign($assign_data);

        return $this->fetch();
    }
    
    /**
     * 编辑友情链接
     */
    public function edit()
    {
        if (IS_POST) {
            $post = input('post.');
            $r = false;
            if(!empty($post['id'])){
                $post['id'] = intval($post['id']);
                $post['target'] = !empty($post['target']) ? 1 : 0;
                $post['nofollow'] = !empty($post['nofollow']) ? 1 : 0;
                $post['url'] = trim($post['url']);
                $post['url'] = preg_replace('/(<|>|;|\(|\)|\!)/i', '', $post['url']);
                if (empty($post['url'])) {
                    $this->error('网址URL不能为空！');
                } else if (filter_var($post['url'], FILTER_VALIDATE_URL) === false) {
                    $this->error('网址URL格式不正确！');
                }
                $post['title'] = trim($post['title']);
                if (empty($post['title'])) {
                    $this->error('网站名称不能为空！');
                }
                // 处理LOGO
                $is_remote = !empty($post['is_remote']) ? $post['is_remote'] : 0;
                $logo = '';
                if ($is_remote == 1) {
                    $logo = $post['logo_remote'];
                } else {
                    $logo = $post['logo_local'];
                }
                $post['logo'] = $logo;
                // --存储数据
                $nowData = array(
                    'typeid'    => empty($post['typeid']) ? 1 : $post['typeid'],
                    'groupid'    => empty($post['groupid']) ? 1 : $post['groupid'],
                    'url'    => $post['url'],
                    'update_time'    => getTime(),
                );
                $data = array_merge($post, $nowData);
                $r = Db::name('links')->where([
                        'id'    => $post['id'],
                        'lang'  => $this->admin_lang,
                    ])
                    ->cache(true, null, "links")
                    ->update($data);
            }
            if (false !== $r) {
                adminLog('编辑友情链接：'.$post['title']);
                $this->success("操作成功!",url('Links/index'));
            }else{
                $this->error("操作失败!",url('Links/index'));
            }
            exit;
        }

        $id = input('id/d');
        $info = Db::name('links')->where([
                'id'    => $id,
                'lang'  => $this->admin_lang,
            ])->find();
        if (empty($info)) {
            $this->error('数据不存在，请联系管理员！');
            exit;
        }
        if (is_http_url($info['logo'])) {
            $info['is_remote'] = 1;
            $info['logo_remote'] = handle_subdir_pic($info['logo']);
        } else {
            $info['is_remote'] = 0;
            $info['logo_local'] = handle_subdir_pic($info['logo']);
        }

        $group_ids = Db::name('links_group')->field('id,group_name,status')->where(['lang'=>$this->admin_lang])->order("sort_order asc, id asc")->select();
        $this->assign('group_ids',$group_ids);
        $this->assign('info',$info);

        return $this->fetch();
    }
    
    /**
     * 删除友情链接
     */
    public function del()
    {
        if (IS_POST) {
            $id_arr = input('del_id/a');
            $id_arr = eyIntval($id_arr);
            if(!empty($id_arr)){
                $result = Db::name('links')->field('title')
                    ->where([
                        'id'    => ['IN', $id_arr],
                        'lang'  => $this->admin_lang,
                    ])->select();
                $title_list = get_arr_column($result, 'title');

                $r = Db::name('links')->where([
                        'id'    => ['IN', $id_arr],
                        'lang'  => $this->admin_lang,
                    ])
                    ->cache(true, null, "links")
                    ->delete();
                if($r){
                    adminLog('删除友情链接：'.implode(',', $title_list));
                    $this->success('删除成功');
                }else{
                    $this->error('删除失败');
                }
            } else {
                $this->error('参数有误');
            }
        }
        $this->error('非法访问');
    }
}