layui-ul/app/common.php

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件

use app\model\Admin;
use app\model\AdminPermission;
use app\model\SystemConfig;
use think\facade\Cache;
use think\facade\Session;
use think\route\Url as RouteUrl;

function json_message($data = [], $code = 0, $msg = '')
{
    if (is_string($data)) {

        if (strpos($data, 'http') === 0 || strpos($data, '/') === 0) {
            $data = [
                'jump_to_url' => $data
            ];
        } else {

            $code = $code === 0 ? 500 : $code;
            $msg = $data;
            $data = [];
        }
    } else if ($data instanceof RouteUrl) {
        $data = [
            'jump_to_url' => (string)$data
        ];
    }

    return json([
        'code' => $code,
        'msg' => $msg,
        'data' => $data
    ]);
}
function get_system_config($name = '', $default = '')
{
    $list = Cache::get('system_config');

    if (empty($list)) {
        try {

            $list = SystemConfig::column('value', 'name');

            Cache::set('system_config', $list);
        } catch (\Throwable $th) {
            return $default;
        }
    }

    if ($name === '') {
        return $list;
    }

    if (isset($list[$name])) {
        return $list[$name];
    }

    return $default;
}

function get_source_link($url, $default = '')
{
    if (empty($url)) {

        if (!empty($default)) {
            $url = $default;
        } else {
            $url = '/static/images/avatar.png';
        }
    }
    if (strpos($url, '/') === 0) {
        return request()->domain() . $url;
    }
    if (strpos($url, 'http') === 0) {
        return $url;
    } else {
        $resource_domain = get_system_config('resource_domain');

        if (empty($resource_domain)) {
            $resource_domain = request()->domain();
        }
        return $resource_domain . '/' . $url;
    }
}

function de_source_link($url)
{
    $domain = get_system_config('resource_domain') . '/';
    if (strpos($url, $domain) === 0) {
        return str_replace($domain, '', $url);
    }
    return false;
}

function geturl($url)
{
    $headerArray = array();
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headerArray);
    $output = curl_exec($ch);
    curl_close($ch);

    return $output;
}


function posturl($url, $data)
{
    $data  = json_encode($data);
    $headerArray = array();
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
    curl_setopt($curl, CURLOPT_POST, 1);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    curl_setopt($curl, CURLOPT_HTTPHEADER, $headerArray);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    $output = curl_exec($curl);
    curl_close($curl);
    return $output;
}

function format_size($filesize)
{

    if ($filesize >= 1073741824) {

        $filesize = round($filesize / 1073741824 * 100) / 100 . ' GB';
    } elseif ($filesize >= 1048576) {

        $filesize = round($filesize / 1048576 * 100) / 100 . ' MB';
    } elseif ($filesize >= 1024) {

        $filesize = round($filesize / 1024 * 100) / 100 . ' KB';
    } else {

        $filesize = $filesize . ' 字节';
    }

    return $filesize;
}



/**
 * 数组层级缩进转换
 * @param array $array 源数组
 * @param int   $pid
 * @param int   $level
 * @return array
 */
function array2level($array, $pid = 0, $level = 1)
{

    static $list = [];
    if ($level == 0) {
        $list = [];
        $level = 1;
    }
    foreach ($array as $v) {
        if ($v['pid'] == $pid) {
            $v['level'] = $level;
            $list[]     = $v;
            array2level($array, $v['id'], $level + 1);
        }
    }
    // halt($list);

    return $list;
}


function check_permission($key, $admin_id = null)
{
    if (is_null($admin_id)) {
        $admin_id = Session::get('admin_id');
    }

    if (empty($admin_id)) {
        return true;
    }

    if ($admin_id == 1) {
        return true;
    }

    $model_admin = Admin::cache(60)->find($admin_id);

    if (empty($model_admin->getData('group_id'))) {
        return true;
    }


    $cache_key = 'permission_' . $key;

    $model_permission = Cache::get($cache_key);
    if (empty($model_permission)) {
        $model_permission = AdminPermission::where('key', $key)->find();
        Cache::set($cache_key, $model_permission);
    }

    if (empty($model_permission)) {
        $model_permission = AdminPermission::create([
            'key' => $key
        ]);
        Cache::set($cache_key, $model_permission, 60);
    }

    if (in_array($model_permission->id, $model_admin->group->permissions)) {
        return true;
    }

    return false;
}


function get_order_sn($start = '', $end = '')
{
    return $start . date('YmdHis') . mt_rand(1000, 9999) . $end;
}

/**
 * 多应用下的url生成器
 * 在这里的@后面跟随的首先被认为成应用名而不是源文档的域名(或子域名)
 * 程序会尝试找到应用对应的域名来生成地址,如果没找到,则按照源文档的逻辑执行
 * @param string $url 
 * @param array $vars
 * @param boolean $suffix
 * @param boolean $domain
 * @return void
 */
function app_url(string $url = '', array $vars = [], $suffix = true, $domain = false): RouteUrl
{

    $url_result = explode('@', $url);
    // 在这里,@首先认为是应用名,而不是域名(或子域名)
    if (isset($url_result[1])) {
        $app_default_doamin = config('app.app_default_doamin');
        if (empty($app_default_doamin)) {
            $app_domain_bind = config('app.domain_bind');

            if (!empty($app_domain_bind)) {
                $app_default_doamin = array_flip($app_domain_bind);
            }
        }

        if (isset($app_default_doamin[$url_result[1]]) && $app_default_doamin[$url_result[1]] != '*') {
            $url = $url_result[0] . "@" . $app_default_doamin[$url_result[1]];
        }
    }

    return url($url, $vars, $suffix, $domain);
}