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509 lines
16 KiB
509 lines
16 KiB
<?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 ? [] : $forbiddenipArr;
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$forbiddenipArr = is_array($forbiddenipArr) ? $forbiddenipArr : array_filter(explode("\n", str_replace("\r\n", "\n", $forbiddenipArr)));
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if ($forbiddenipArr && \Symfony\Component\HttpFoundation\IpUtils::checkIp($ip, $forbiddenipArr)) {
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$response = Response::create('请求无权访问', 'html', 403);
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throw new HttpResponseException($response);
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}
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}
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}
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if (!function_exists('check_url_allowed')) {
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/**
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* 检测URL是否允许
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* @param string $url URL
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* @return bool
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*/
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function check_url_allowed($url = '')
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{
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//允许的主机列表
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$allowedHostArr = [
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strtolower(request()->host())
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];
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if (empty($url)) {
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return true;
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}
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//如果是站内相对链接则允许
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if (preg_match("/^[\/a-z][a-z0-9][a-z0-9\.\/]+((\?|#).*)?\$/i", $url) && substr($url, 0, 2) !== '//') {
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return true;
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}
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//如果是站外链接则需要判断HOST是否允许
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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", $url)) {
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$chkHost = parse_url(strtolower($url), PHP_URL_HOST);
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if ($chkHost && in_array($chkHost, $allowedHostArr)) {
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return true;
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}
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}
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return false;
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}
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}
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if (!function_exists('build_suffix_image')) {
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/**
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* 生成文件后缀图片
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* @param string $suffix 后缀
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* @param null $background
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* @return string
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*/
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function build_suffix_image($suffix, $background = null)
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{
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$suffix = mb_substr(strtoupper($suffix), 0, 4);
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$total = unpack('L', hash('adler32', $suffix, true))[1];
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$hue = $total % 360;
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list($r, $g, $b) = hsv2rgb($hue / 360, 0.3, 0.9);
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$background = $background ? $background : "rgb({$r},{$g},{$b})";
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$icon = <<<EOT
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<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
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<path style="fill:#E2E5E7;" d="M128,0c-17.6,0-32,14.4-32,32v448c0,17.6,14.4,32,32,32h320c17.6,0,32-14.4,32-32V128L352,0H128z"/>
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<path style="fill:#B0B7BD;" d="M384,128h96L352,0v96C352,113.6,366.4,128,384,128z"/>
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|
<polygon style="fill:#CAD1D8;" points="480,224 384,128 480,128 "/>
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|
<path style="fill:{$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;
|
|
}
|
|
}
|
|
|