617 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			617 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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// 公共助手函数
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use think\exception\HttpResponseException;
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use think\Response;
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if (!function_exists('__')) {
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    /**
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     * 获取语言变量值
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     * @param string $name 语言变量名
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     * @param string | array  $vars 动态变量值
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     * @param string $lang 语言
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     * @return mixed
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     */
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    function __($name, $vars = [], $lang = '')
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    {
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        if (is_numeric($name) || !$name) {
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            return $name;
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        }
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        if (!is_array($vars)) {
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            $vars = func_get_args();
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            array_shift($vars);
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            $lang = '';
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        }
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        return \think\Lang::get($name, $vars, $lang);
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    }
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}
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if (!function_exists('format_bytes')) {
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    /**
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     * 将字节转换为可读文本
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     * @param int    $size      大小
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     * @param string $delimiter 分隔符
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     * @param int    $precision 小数位数
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     * @return string
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     */
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    function format_bytes($size, $delimiter = '', $precision = 2)
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    {
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        $units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB');
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        for ($i = 0; $size >= 1024 && $i < 5; $i++) {
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            $size /= 1024;
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        }
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        return round($size, $precision) . $delimiter . $units[$i];
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    }
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}
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if (!function_exists('datetime')) {
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    /**
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     * 将时间戳转换为日期时间
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     * @param int    $time   时间戳
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     * @param string $format 日期时间格式
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     * @return string
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     */
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    function datetime($time, $format = 'Y-m-d H:i:s')
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    {
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        $time = is_numeric($time) ? $time : strtotime($time);
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        return date($format, $time);
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    }
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}
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if (!function_exists('human_date')) {
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    /**
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     * 获取语义化时间
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     * @param int $time  时间
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     * @param int $local 本地时间
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     * @return string
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     */
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    function human_date($time, $local = null)
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    {
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        return \fast\Date::human($time, $local);
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    }
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}
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if (!function_exists('cdnurl')) {
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    /**
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     * 获取上传资源的CDN的地址
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     * @param string  $url    资源相对地址
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     * @param boolean $domain 是否显示域名 或者直接传入域名
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     * @return string
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     */
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    function cdnurl($url, $domain = false)
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    {
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        $regex = "/^((?:[a-z]+:)?\/\/|data:image\/)(.*)/i";
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        $cdnurl = \think\Config::get('upload.cdnurl');
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        if (is_bool($domain) || stripos($cdnurl, '/') === 0) {
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            $url = preg_match($regex, $url) || ($cdnurl && stripos($url, $cdnurl) === 0) ? $url : $cdnurl . $url;
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        }
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        if ($domain && !preg_match($regex, $url)) {
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            $domain = is_bool($domain) ? request()->domain() : $domain;
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            $url = $domain . $url;
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        }
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        return $url;
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    }
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}
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if (!function_exists('is_really_writable')) {
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    /**
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     * 判断文件或文件夹是否可写
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     * @param string $file 文件或目录
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     * @return    bool
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     */
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    function is_really_writable($file)
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    {
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        if (DIRECTORY_SEPARATOR === '/') {
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            return is_writable($file);
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        }
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        if (is_dir($file)) {
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            $file = rtrim($file, '/') . '/' . md5(mt_rand());
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            if (($fp = @fopen($file, 'ab')) === false) {
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                return false;
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            }
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            fclose($fp);
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            @chmod($file, 0777);
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            @unlink($file);
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            return true;
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        } elseif (!is_file($file) or ($fp = @fopen($file, 'ab')) === false) {
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            return false;
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        }
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        fclose($fp);
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        return true;
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    }
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}
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if (!function_exists('rmdirs')) {
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    /**
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     * 删除文件夹
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     * @param string $dirname  目录
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     * @param bool   $withself 是否删除自身
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     * @return boolean
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     */
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    function rmdirs($dirname, $withself = true)
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    {
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        if (!is_dir($dirname)) {
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            return false;
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        }
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        $files = new RecursiveIteratorIterator(
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            new RecursiveDirectoryIterator($dirname, RecursiveDirectoryIterator::SKIP_DOTS),
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            RecursiveIteratorIterator::CHILD_FIRST
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        );
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        foreach ($files as $fileinfo) {
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            $todo = ($fileinfo->isDir() ? 'rmdir' : 'unlink');
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            $todo($fileinfo->getRealPath());
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        }
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        if ($withself) {
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            @rmdir($dirname);
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        }
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        return true;
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    }
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}
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if (!function_exists('copydirs')) {
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    /**
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     * 复制文件夹
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     * @param string $source 源文件夹
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     * @param string $dest   目标文件夹
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     */
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    function copydirs($source, $dest)
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    {
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        if (!is_dir($dest)) {
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            mkdir($dest, 0755, true);
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        }
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        foreach (
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            $iterator = new RecursiveIteratorIterator(
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                new RecursiveDirectoryIterator($source, RecursiveDirectoryIterator::SKIP_DOTS),
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                RecursiveIteratorIterator::SELF_FIRST
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            ) as $item
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        ) {
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            if ($item->isDir()) {
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                $sontDir = $dest . DS . $iterator->getSubPathName();
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                if (!is_dir($sontDir)) {
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                    mkdir($sontDir, 0755, true);
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                }
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            } else {
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                copy($item, $dest . DS . $iterator->getSubPathName());
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            }
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        }
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    }
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}
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if (!function_exists('mb_ucfirst')) {
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    function mb_ucfirst($string)
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    {
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        return mb_strtoupper(mb_substr($string, 0, 1)) . mb_strtolower(mb_substr($string, 1));
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    }
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}
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if (!function_exists('addtion')) {
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    /**
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     * 附加关联字段数据
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     * @param array $items  数据列表
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     * @param mixed $fields 渲染的来源字段
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     * @return array
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     */
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    function addtion($items, $fields)
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    {
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        if (!$items || !$fields) {
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            return $items;
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        }
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        $fieldsArr = [];
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        if (!is_array($fields)) {
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            $arr = explode(',', $fields);
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            foreach ($arr as $k => $v) {
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                $fieldsArr[$v] = ['field' => $v];
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            }
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        } else {
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            foreach ($fields as $k => $v) {
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                if (is_array($v)) {
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                    $v['field'] = $v['field'] ?? $k;
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                } else {
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                    $v = ['field' => $v];
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                }
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                $fieldsArr[$v['field']] = $v;
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            }
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        }
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        foreach ($fieldsArr as $k => &$v) {
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            $v = is_array($v) ? $v : ['field' => $v];
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            $v['display'] = $v['display'] ?? str_replace(['_ids', '_id'], ['_names', '_name'], $v['field']);
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            $v['primary'] = $v['primary'] ?? '';
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            $v['column'] = $v['column'] ?? 'name';
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            $v['model'] = $v['model'] ?? '';
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            $v['table'] = $v['table'] ?? '';
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            $v['name'] = $v['name'] ?? str_replace(['_ids', '_id'], '', $v['field']);
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        }
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        unset($v);
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        $ids = [];
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        $fields = array_keys($fieldsArr);
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        foreach ($items as $k => $v) {
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            foreach ($fields as $m => $n) {
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                if (isset($v[$n])) {
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                    $ids[$n] = array_merge(isset($ids[$n]) && is_array($ids[$n]) ? $ids[$n] : [], explode(',', $v[$n]));
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                }
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            }
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        }
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        $result = [];
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        foreach ($fieldsArr as $k => $v) {
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            if ($v['model']) {
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                $model = new $v['model'];
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            } else {
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                // 优先判断使用table的配置
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                $model = $v['table'] ? \think\Db::table($v['table']) : \think\Db::name($v['name']);
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            }
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            $primary = $v['primary'] ?: $model->getPk();
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            $result[$v['field']] = isset($ids[$v['field']]) ? $model->where($primary, 'in', $ids[$v['field']])->column($v['column'], $primary) : [];
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        }
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        foreach ($items as $k => &$v) {
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            foreach ($fields as $m => $n) {
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                if (isset($v[$n])) {
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                    $curr = array_flip(explode(',', $v[$n]));
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                    $linedata = array_intersect_key($result[$n], $curr);
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                    $v[$fieldsArr[$n]['display']] = $fieldsArr[$n]['column'] == '*' ? $linedata : implode(',', $linedata);
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                }
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            }
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        }
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        return $items;
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    }
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}
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if (!function_exists('var_export_short')) {
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    /**
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     * 使用短标签打印或返回数组结构
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     * @param mixed   $data
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     * @param boolean $return 是否返回数据
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     * @return string
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     */
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    function var_export_short($data, $return = true)
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    {
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        return var_export($data, $return);
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    }
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}
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if (!function_exists('letter_avatar')) {
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    /**
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     * 首字母头像
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     * @param $text
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     * @return string
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     */
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    function letter_avatar($text)
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    {
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        $total = unpack('L', hash('adler32', $text, true))[1];
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        $hue = $total % 360;
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        list($r, $g, $b) = hsv2rgb($hue / 360, 0.3, 0.9);
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        $bg = "rgb({$r},{$g},{$b})";
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        $color = "#ffffff";
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        $first = mb_strtoupper(mb_substr($text, 0, 1));
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        $src = base64_encode('<svg xmlns="http://www.w3.org/2000/svg" version="1.1" height="100" width="100"><rect fill="' . $bg . '" x="0" y="0" width="100" height="100"></rect><text x="50" y="50" font-size="50" text-copy="fast" fill="' . $color . '" text-anchor="middle" text-rights="admin" dominant-baseline="central">' . $first . '</text></svg>');
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        $value = 'data:image/svg+xml;base64,' . $src;
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        return $value;
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    }
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}
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if (!function_exists('hsv2rgb')) {
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    function hsv2rgb($h, $s, $v)
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    {
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        $r = $g = $b = 0;
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        $i = floor($h * 6);
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        $f = $h * 6 - $i;
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        $p = $v * (1 - $s);
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        $q = $v * (1 - $f * $s);
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        $t = $v * (1 - (1 - $f) * $s);
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        switch ($i % 6) {
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            case 0:
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                $r = $v;
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                $g = $t;
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                $b = $p;
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                break;
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            case 1:
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                $r = $q;
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                $g = $v;
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                $b = $p;
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                break;
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            case 2:
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                $r = $p;
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                $g = $v;
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                $b = $t;
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                break;
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            case 3:
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                $r = $p;
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                $g = $q;
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                $b = $v;
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                break;
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            case 4:
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                $r = $t;
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                $g = $p;
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                $b = $v;
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                break;
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            case 5:
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                $r = $v;
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                $g = $p;
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                $b = $q;
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                break;
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        }
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        return [
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            floor($r * 255),
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            floor($g * 255),
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            floor($b * 255)
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        ];
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    }
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}
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if (!function_exists('check_nav_active')) {
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    /**
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     * 检测会员中心导航是否高亮
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     */
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    function check_nav_active($url, $classname = 'active')
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    {
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        $auth = \app\common\library\Auth::instance();
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        $requestUrl = $auth->getRequestUri();
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        $url = ltrim($url, '/');
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        return $requestUrl === str_replace(".", "/", $url) ? $classname : '';
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    }
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}
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if (!function_exists('check_cors_request')) {
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    /**
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     * 跨域检测
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     */
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    function check_cors_request()
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    {
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        if (isset($_SERVER['HTTP_ORIGIN']) && $_SERVER['HTTP_ORIGIN'] && config('fastadmin.cors_request_domain')) {
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            $info = parse_url($_SERVER['HTTP_ORIGIN']);
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            $domainArr = explode(',', config('fastadmin.cors_request_domain'));
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            $domainArr[] = request()->host(true);
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            if (in_array("*", $domainArr) || in_array($_SERVER['HTTP_ORIGIN'], $domainArr) || (isset($info['host']) && in_array($info['host'], $domainArr))) {
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                header("Access-Control-Allow-Origin: " . $_SERVER['HTTP_ORIGIN']);
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            } else {
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                $response = Response::create('跨域检测无效', 'html', 403);
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                throw new HttpResponseException($response);
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            }
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            header('Access-Control-Allow-Credentials: true');
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            header('Access-Control-Max-Age: 86400');
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            if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
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                if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD'])) {
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                    header("Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS");
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                }
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                if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS'])) {
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                    header("Access-Control-Allow-Headers: {$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']}");
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                }
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                $response = Response::create('', 'html');
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                throw new HttpResponseException($response);
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            }
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        }
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    }
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}
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if (!function_exists('xss_clean')) {
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    /**
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     * 清理XSS
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     */
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    function xss_clean($content, $is_image = false)
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    {
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        return \app\common\library\Security::instance()->xss_clean($content, $is_image);
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    }
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}
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if (!function_exists('url_clean')) {
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    /**
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     * 清理URL
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     */
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    function url_clean($url)
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    {
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        if (!check_url_allowed($url)) {
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            return '';
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        }
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        return xss_clean($url);
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    }
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}
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if (!function_exists('check_ip_allowed')) {
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    /**
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     * 检测IP是否允许
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     * @param string $ip IP地址
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     */
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    function check_ip_allowed($ip = null)
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    {
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        $ip = is_null($ip) ? request()->ip() : $ip;
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        $forbiddenipArr = config('site.forbiddenip');
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        $forbiddenipArr = !$forbiddenipArr ? [] : $forbiddenipArr;
 | 
						||
        $forbiddenipArr = is_array($forbiddenipArr) ? $forbiddenipArr : array_filter(explode("\n", str_replace("\r\n", "\n", $forbiddenipArr)));
 | 
						||
        if ($forbiddenipArr && \Symfony\Component\HttpFoundation\IpUtils::checkIp($ip, $forbiddenipArr)) {
 | 
						||
            $response = Response::create('请求无权访问', 'html', 403);
 | 
						||
            throw new HttpResponseException($response);
 | 
						||
        }
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
if (!function_exists('check_url_allowed')) {
 | 
						||
    /**
 | 
						||
     * 检测URL是否允许
 | 
						||
     * @param string $url URL
 | 
						||
     * @return bool
 | 
						||
     */
 | 
						||
    function check_url_allowed($url = '')
 | 
						||
    {
 | 
						||
        //允许的主机列表
 | 
						||
        $allowedHostArr = [
 | 
						||
            strtolower(request()->host())
 | 
						||
        ];
 | 
						||
 | 
						||
        if (empty($url)) {
 | 
						||
            return true;
 | 
						||
        }
 | 
						||
 | 
						||
        //如果是站内相对链接则允许
 | 
						||
        if (preg_match("/^[\/a-z][a-z0-9][a-z0-9\.\/]+((\?|#).*)?\$/i", $url) && substr($url, 0, 2) !== '//') {
 | 
						||
            return true;
 | 
						||
        }
 | 
						||
 | 
						||
        //如果是站外链接则需要判断HOST是否允许
 | 
						||
        if (preg_match("/((http[s]?:\/\/)+((?>[a-z\-0-9]{2,}\.)+[a-z]{2,8}|((?>([0-9]{1,3}\.)){3}[0-9]{1,3}))(:[0-9]{1,5})?)(?:\s|\/)/i", $url)) {
 | 
						||
            $chkHost = parse_url(strtolower($url), PHP_URL_HOST);
 | 
						||
            if ($chkHost && in_array($chkHost, $allowedHostArr)) {
 | 
						||
                return true;
 | 
						||
            }
 | 
						||
        }
 | 
						||
 | 
						||
        return false;
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
if (!function_exists('build_suffix_image')) {
 | 
						||
    /**
 | 
						||
     * 生成文件后缀图片
 | 
						||
     * @param string $suffix 后缀
 | 
						||
     * @param null   $background
 | 
						||
     * @return string
 | 
						||
     */
 | 
						||
    function build_suffix_image($suffix, $background = null)
 | 
						||
    {
 | 
						||
        $suffix = mb_substr(strtoupper($suffix), 0, 4);
 | 
						||
        $total = unpack('L', hash('adler32', $suffix, true))[1];
 | 
						||
        $hue = $total % 360;
 | 
						||
        list($r, $g, $b) = hsv2rgb($hue / 360, 0.3, 0.9);
 | 
						||
 | 
						||
        $background = $background ? $background : "rgb({$r},{$g},{$b})";
 | 
						||
 | 
						||
        $icon = <<<EOT
 | 
						||
        <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
 | 
						||
            <path style="fill:#E2E5E7;" d="M128,0c-17.6,0-32,14.4-32,32v448c0,17.6,14.4,32,32,32h320c17.6,0,32-14.4,32-32V128L352,0H128z"/>
 | 
						||
            <path style="fill:#B0B7BD;" d="M384,128h96L352,0v96C352,113.6,366.4,128,384,128z"/>
 | 
						||
            <polygon style="fill:#CAD1D8;" points="480,224 384,128 480,128 "/>
 | 
						||
            <path style="fill:{$background};" d="M416,416c0,8.8-7.2,16-16,16H48c-8.8,0-16-7.2-16-16V256c0-8.8,7.2-16,16-16h352c8.8,0,16,7.2,16,16 V416z"/>
 | 
						||
            <path style="fill:#CAD1D8;" d="M400,432H96v16h304c8.8,0,16-7.2,16-16v-16C416,424.8,408.8,432,400,432z"/>
 | 
						||
            <g><text><tspan x="220" y="380" font-size="124" font-family="Verdana, Helvetica, Arial, sans-serif" fill="white" text-anchor="middle">{$suffix}</tspan></text></g>
 | 
						||
        </svg>
 | 
						||
EOT;
 | 
						||
        return $icon;
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
/**
 | 
						||
获取订单号
 | 
						||
 */
 | 
						||
if (!function_exists('get_order_sn')) {
 | 
						||
    function get_order_sn()
 | 
						||
    {
 | 
						||
        $time = explode(' ', microtime());
 | 
						||
        $time = $time[1] . $time[0] * 1000;
 | 
						||
        $time = explode('.', $time);
 | 
						||
        $time = isset($time[1]) ? $time[1] : 0;
 | 
						||
        $time = date('YmdHis') + $time;
 | 
						||
        mt_srand((double) microtime() * 1000000);
 | 
						||
        return $time . str_pad(mt_rand(1, 99999), 5, '0', 0);
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
 | 
						||
if (!function_exists('en_code')) {
 | 
						||
    /**
 | 
						||
     * 针对于ID的可逆加密函数,也可以用作于邀请码之类
 | 
						||
     * @param int $code
 | 
						||
     */
 | 
						||
    function en_code($code)
 | 
						||
    {
 | 
						||
        static $source_string = 'E5FCDG3HQA4B1NOPIJ2RSTUV67MWX89KLYZ';
 | 
						||
        $num = $code;
 | 
						||
        $code = '';
 | 
						||
        while ($num > 0) {
 | 
						||
            $mod = $num % 35;
 | 
						||
            $num = ($num - $mod) / 35;
 | 
						||
            $code = $source_string[$mod] . $code;
 | 
						||
        }
 | 
						||
        if (empty($code[3])) {
 | 
						||
            $code = str_pad($code, 4, '0', STR_PAD_LEFT);
 | 
						||
        }
 | 
						||
        return $code;
 | 
						||
    }
 | 
						||
}
 | 
						||
if (!function_exists('de_code')) {
 | 
						||
    /**
 | 
						||
     * 针对于ID的可逆加密函数,也可以用作于邀请码之类
 | 
						||
     * @param string $code
 | 
						||
     */
 | 
						||
    function de_code($code)
 | 
						||
    {
 | 
						||
        static $source_string = 'E5FCDG3HQA4B1NOPIJ2RSTUV67MWX89KLYZ';
 | 
						||
        if (strrpos($code, '0') !== false) {
 | 
						||
            $code = substr($code, strrpos($code, '0') + 1);
 | 
						||
        }
 | 
						||
        $len = strlen($code);
 | 
						||
        $code = strrev($code);
 | 
						||
        $num = 0;
 | 
						||
        for ($i = 0; $i < $len; $i++) {
 | 
						||
            $num += strpos($source_string, $code[$i]) * pow(35, $i);
 | 
						||
        }
 | 
						||
        return $num;
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
if (!function_exists('matchLatLng')) {
 | 
						||
    function matchLatLng($latlng) {
 | 
						||
        $match = "/^\d{1,3}\.\d{1,30}$/";
 | 
						||
        return preg_match($match, $latlng) ? $latlng : 0;
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
if (!function_exists('getDistanceBuilder')) {
 | 
						||
    function getDistanceBuilder($lat, $lng,$a="") {
 | 
						||
        return "ROUND(6378.138 * 2 * ASIN(SQRT(POW(SIN((". matchLatLng($lat) . " * PI() / 180 - {$a}latitude * PI() / 180) / 2), 2) + COS(". matchLatLng($lat). " * PI() / 180) * COS({$a}latitude * PI() / 180) * POW(SIN((". matchLatLng($lng). " * PI() / 180 - {$a}longitude * PI() / 180) / 2), 2))) * 1000) AS distance";
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
 | 
						||
/**
 | 
						||
 * 后端防抖
 | 
						||
 */
 | 
						||
if (!function_exists('repeat_filter')) {
 | 
						||
    function repeat_filter($key = null, $expire = 5)
 | 
						||
    {
 | 
						||
        if (!$key) {
 | 
						||
            $url = request()->baseUrl();
 | 
						||
            $ip = request()->ip();
 | 
						||
 | 
						||
            $key = md5($url . ':' . $ip);
 | 
						||
        }
 | 
						||
 | 
						||
        $hasRedis = config('redis');
 | 
						||
        if ($hasRedis) {
 | 
						||
            $redis = (new \bw\Redis())->getRedis();
 | 
						||
            if ($redis->exists($key)) {
 | 
						||
                throw new \bw\UrlLockException("请等待{$expire}秒再操作");
 | 
						||
            }
 | 
						||
            $redis->setex($key, $expire, time());     // 缓存 五秒
 | 
						||
        } else {
 | 
						||
            if (cache('?' . $key)) {
 | 
						||
                throw new \bw\UrlLockException("请等待{$expire}秒再操作");
 | 
						||
            }
 | 
						||
            cache($key, time(), $expire);
 | 
						||
        }
 | 
						||
    }
 | 
						||
}
 |