twong329/app/admin/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
if (!function_exists('attr_format')) {
    /**
     * 格式化属性
     * @param $arr
     * @return array
     */
    function attr_format($arr)
    {
        $data = [];
        $res = [];
        $count = count($arr);
        if ($count > 1) {
            for ($i = 0; $i < $count - 1; $i++) {
                if ($i == 0) $data = $arr[$i]['detail'];
                //替代变量1
                $rep1 = [];
                foreach ($data as $v) {
                    $v = trim($v);
                    foreach ($arr[$i + 1]['detail'] as $g) {
                        $g = trim($g);
                        //替代变量2
                        $rep2 = ($i != 0 ? '' : $arr[$i]['value'] . '_$_') . $v . '-$-' . $arr[$i + 1]['value'] . '_$_' . $g;
                        $tmp[] = $rep2;
                        if ($i == $count - 2) {
                            foreach (explode('-$-', $rep2) as $k => $h) {
                                //替代变量3
                                $rep3 = explode('_$_', $h);
                                //替代变量4
                                $rep4['detail'][$rep3[0]] = isset($rep3[1]) ? $rep3[1] : '';
                            }
                            if($count == count($rep4['detail']))
                                $res[] = $rep4;
                        }
                    }
                }
                $data = isset($tmp) ? $tmp : [];
            }
        } else {
            $dataArr = [];
            foreach ($arr as $k => $v) {
                foreach ($v['detail'] as $kk => $vv) {
                    $vv = trim($vv);
                    $dataArr[$kk] = $v['value'] . '_' . $vv;
                    $res[$kk]['detail'][$v['value']] = $vv;
                }
            }
            $data[] = implode('-', $dataArr);
        }
        return [$data, $res];
    }
}
if (!function_exists('get_month')) {
    /**
     * 格式化月份
     * @param string $time
     * @param int $ceil
     * @return array
     */
    function get_month($time = '', $ceil = 0)
    {
        if (empty($time)) {
            $firstday = date("Y-m-01", time());
            $lastday = date("Y-m-d", strtotime("$firstday +1 month -1 day"));
        } else if ($time == 'n') {
            if ($ceil != 0)
                $season = ceil(date('n') / 3) - $ceil;
            else
                $season = ceil(date('n') / 3);
            $firstday = date('Y-m-01', mktime(0, 0, 0, ($season - 1) * 3 + 1, 1, date('Y')));
            $lastday = date('Y-m-t', mktime(0, 0, 0, $season * 3, 1, date('Y')));
        } else if ($time == 'y') {
            $firstday = date('Y-01-01');
            $lastday = date('Y-12-31');
        } else if ($time == 'h') {
            $firstday = date('Y-m-d', strtotime('this week +' . $ceil . ' day')) . ' 00:00:00';
            $lastday = date('Y-m-d', strtotime('this week +' . ($ceil + 1) . ' day')) . ' 23:59:59';
        }
        return array($firstday, $lastday);
    }
}
if (!function_exists('clearfile')) {
    /**删除目录下所有文件
     * @param $path 目录或者文件路径
     * @param string $ext
     * @return bool
     */
    function clearfile($path, $ext = '*.log')
    {
        $files = (array)glob($path . DS . '*');
        foreach ($files as $path) {
            if (is_dir($path)) {
                $matches = glob($path . '/' . $ext);
                if (is_array($matches)) {
                    array_map('unlink', $matches);
                }
                rmdir($path);
            } else {
                unlink($path);
            }
        }
        return true;
    }
}
if (!function_exists('get_this_class_methods')) {
    /**获取当前类方法
     * @param $class
     * @return array
     */
    function get_this_class_methods($class, $unarray = [])
    {
        $arrayall = get_class_methods($class);
        if ($parent_class = get_parent_class($class)) {
            $arrayparent = get_class_methods($parent_class);
            $arraynow = array_diff($arrayall, $arrayparent);//去除父级的
        } else {
            $arraynow = $arrayall;
        }
        return array_diff($arraynow, $unarray);//去除无用的
    }
}

if (!function_exists('verify_domain')) {

    /**
     * 验证域名是否合法
     * @param string $domain
     * @return bool
     */
    function verify_domain(string $domain): bool
    {
        $res = "/^(?=^.{3,255}$)(http(s)?:\/\/)(www\.)?[a-zA-Z0-9][-a-zA-Z0-9]{0,62}(\.[a-zA-Z0-9][-a-zA-Z0-9]{0,62})+(:\d+)*(\/\w+\.\w+)*$/";
        if (preg_match($res, $domain))
            return true;
        else
            return false;
    }
}

if (!function_exists('getFileHeaders')) {
    function getFileHeaders(string $url, $isData = true) {
        stream_context_set_default(['ssl' => ['verify_peer' => false, 'verify_peer_name' => false]]);
        $header['size'] = 0;
        $header['type'] = 'image/jpeg';
        if (!$isData) {
            return $header;
        }
        try {
            $headerArray = get_headers(str_replace('\\', '/', $url), true);
            if (!isset($headerArray['Content-Length'])) {
                $header['size'] = 0;
            }
            if (!isset($headerArray['Content-Type'])) {
                $header['type'] = 'image/jpeg';
            }
            if (is_array($headerArray['Content-Length']) && count($headerArray['Content-Length']) == 2) {
                $header['size'] = $headerArray['Content-Length'][1];
            }
            if (is_array($headerArray['Content-Type']) && count($headerArray['Content-Type']) == 2) {
                $header['type'] = $headerArray['Content-Type'][1];
            }
        } catch (\Exception $e) {
        }
        return $header;
    }
}

if (!function_exists('getUrlImgInfo')) {
    function getUrlImgInfo($url)
    {
        $headers = getFileHeaders($url);
        return [
            'name' => basename($url),       // 所以仅支持 .jpg/.jpeg 等结尾的 url
            'size' => $headers['size'] ?? 0,
            'type' => $headers['type'] ?? 'image/jpeg',
            'dir' => $url,
            'thumb_path' => $url,
            'time' => time(),
        ];
    }
}