<?php
// 公共助手函数
if (!function_exists('__')) {
/**
* 获取语言变量值
* @param string $name 语言变量名
* @param array $vars 动态变量值
* @param string $lang 语言
* @return mixed
*/
function __($name, $vars = [], $lang = '')
{
if (is_numeric($name) || !$name)
return $name;
if (!is_array($vars)) {
$vars = func_get_args();
array_shift($vars);
$lang = '';
}
return \think\Lang::get($name, $vars, $lang);
}
}
if (!function_exists('format_bytes')) {
/**
* 将字节转换为可读文本
* @param int $size 大小
* @param string $delimiter 分隔符
* @return string
*/
function format_bytes($size, $delimiter = '')
{
$units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB');
for ($i = 0; $size >= 1024 && $i < 6; $i++)
$size /= 1024;
return round($size, 2) . $delimiter . $units[$i];
}
}
if (!function_exists('datetime')) {
/**
* 将时间戳转换为日期时间
* @param int $time 时间戳
* @param string $format 日期时间格式
* @return string
*/
function datetime($time, $format = 'Y-m-d H:i:s')
{
$time = is_numeric($time) ? $time : strtotime($time);
return date($format, $time);
}
}
if (!function_exists('human_date')) {
/**
* 获取语义化时间
* @param int $time 时间
* @param int $local 本地时间
* @return string
*/
function human_date($time, $local = null)
{
return \fast\Date::human($time, $local);
}
}
if (!function_exists('cdnurl')) {
/**
* 获取上传资源的CDN的地址
* @param string $url 资源相对地址
* @param boolean $domain 是否显示域名 或者直接传入域名
* @return string
*/
function cdnurl($url, $domain = false)
{
$url = preg_match("/^https?:\/\/(.*)/i", $url) ? $url : \think\Config::get('upload.cdnurl') . $url;
if ($domain && !preg_match("/^(http:\/\/|https:\/\/)/i", $url)) {
if (is_bool($domain)) {
$public = \think\Config::get('view_replace_str.__PUBLIC__');
$url = rtrim($public, '/') . $url;
if (!preg_match("/^(http:\/\/|https:\/\/)/i", $url)) {
$url = request()->domain() . $url;
}
} else {
$url = $domain . $url;
}
}
return $url;
}
}
if (!function_exists('is_really_writable')) {
/**
* 判断文件或文件夹是否可写
* @param string $file 文件或目录
* @return bool
*/
function is_really_writable($file)
{
if (DIRECTORY_SEPARATOR === '/') {
return is_writable($file);
}
if (is_dir($file)) {
$file = rtrim($file, '/') . '/' . md5(mt_rand());
if (($fp = @fopen($file, 'ab')) === FALSE) {
return FALSE;
}
fclose($fp);
@chmod($file, 0777);
@unlink($file);
return TRUE;
} elseif (!is_file($file) OR ($fp = @fopen($file, 'ab')) === FALSE) {
return FALSE;
}
fclose($fp);
return TRUE;
}
}
if (!function_exists('rmdirs')) {
/**
* 删除文件夹
* @param string $dirname 目录
* @param bool $withself 是否删除自身
* @return boolean
*/
function rmdirs($dirname, $withself = true)
{
if (!is_dir($dirname))
return false;
$files = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($dirname, RecursiveDirectoryIterator::SKIP_DOTS), RecursiveIteratorIterator::CHILD_FIRST
);
foreach ($files as $fileinfo) {
$todo = ($fileinfo->isDir() ? 'rmdir' : 'unlink');
$todo($fileinfo->getRealPath());
}
if ($withself) {
@rmdir($dirname);
}
return true;
}
}
if (!function_exists('copydirs')) {
/**
* 复制文件夹
* @param string $source 源文件夹
* @param string $dest 目标文件夹
*/
function copydirs($source, $dest)
{
if (!is_dir($dest)) {
mkdir($dest, 0755, true);
}
foreach (
$iterator = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($source, RecursiveDirectoryIterator::SKIP_DOTS), RecursiveIteratorIterator::SELF_FIRST) as $item
) {
if ($item->isDir()) {
$sontDir = $dest . DS . $iterator->getSubPathName();
if (!is_dir($sontDir)) {
mkdir($sontDir, 0755, true);
}
} else {
copy($item, $dest . DS . $iterator->getSubPathName());
}
}
}
}
if (!function_exists('mb_ucfirst')) {
function mb_ucfirst($string)
{
return mb_strtoupper(mb_substr($string, 0, 1)) . mb_strtolower(mb_substr($string, 1));
}
}
if (!function_exists('addtion')) {
/**
* 附加关联字段数据
* @param array $items 数据列表
* @param mixed $fields 渲染的来源字段
* @return array
*/
function addtion($items, $fields)
{
if (!$items || !$fields)
return $items;
$fieldsArr = [];
if (!is_array($fields)) {
$arr = explode(',', $fields);
foreach ($arr as $k => $v) {
$fieldsArr[$v] = ['field' => $v];
}
} else {
foreach ($fields as $k => $v) {
if (is_array($v)) {
$v['field'] = isset($v['field']) ? $v['field'] : $k;
} else {
$v = ['field' => $v];
}
$fieldsArr[$v['field']] = $v;
}
}
foreach ($fieldsArr as $k => &$v) {
$v = is_array($v) ? $v : ['field' => $v];
$v['display'] = isset($v['display']) ? $v['display'] : str_replace(['_ids', '_id'], ['_names', '_name'], $v['field']);
$v['primary'] = isset($v['primary']) ? $v['primary'] : '';
$v['column'] = isset($v['column']) ? $v['column'] : 'name';
$v['model'] = isset($v['model']) ? $v['model'] : '';
$v['table'] = isset($v['table']) ? $v['table'] : '';
$v['name'] = isset($v['name']) ? $v['name'] : str_replace(['_ids', '_id'], '', $v['field']);
}
unset($v);
$ids = [];
$fields = array_keys($fieldsArr);
foreach ($items as $k => $v) {
foreach ($fields as $m => $n) {
if (isset($v[$n])) {
$ids[$n] = array_merge(isset($ids[$n]) && is_array($ids[$n]) ? $ids[$n] : [], explode(',', $v[$n]));
}
}
}
$result = [];
foreach ($fieldsArr as $k => $v) {
if ($v['model']) {
$model = new $v['model'];
} else {
$model = $v['name'] ? \think\Db::name($v['name']) : \think\Db::table($v['table']);
}
$primary = $v['primary'] ? $v['primary'] : $model->getPk();
$result[$v['field']] = $model->where($primary, 'in', $ids[$v['field']])->column("{$primary},{$v['column']}");
}
foreach ($items as $k => &$v) {
foreach ($fields as $m => $n) {
if (isset($v[$n])) {
$curr = array_flip(explode(',', $v[$n]));
$v[$fieldsArr[$n]['display']] = implode(',', array_intersect_key($result[$n], $curr));
}
}
}
return $items;
}
}
if (!function_exists('var_export_short')) {
/**
* 返回打印数组结构
* @param string $var 数组
* @param string $indent 缩进字符
* @return string
*/
function var_export_short($var, $indent = "")
{
switch (gettype($var)) {
case "string":
return '"' . addcslashes($var, "\\\$\"\r\n\t\v\f") . '"';
case "array":
$indexed = array_keys($var) === range(0, count($var) - 1);
$r = [];
foreach ($var as $key => $value) {
$r[] = "$indent "
. ($indexed ? "" : var_export_short($key) . " => ")
. var_export_short($value, "$indent ");
}
return "[\n" . implode(",\n", $r) . "\n" . $indent . "]";
case "boolean":
return $var ? "TRUE" : "FALSE";
default:
return var_export($var, TRUE);
}
}
}