166 lines
4.0 KiB
PHP
166 lines
4.0 KiB
PHP
<?php
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namespace App\Services;
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class Storage
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{
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/**
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* Read a file and return bin data
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*
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* @param string $filename
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* @return string|bool
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*/
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public static function get($filename)
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{
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$result = file_get_contents($filename, 'r');
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if (false === $result) {
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throw new \Exception("Failed to read $filename.");
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}
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return $result;
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}
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public static function put($filename, $data)
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{
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return file_put_contents($filename, $data);
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}
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public static function exists($filename)
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{
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return file_exists($filename);
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}
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public static function hash($filename, $type = 'sha256')
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{
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return hash_file('sha256', $filename);
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}
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public static function rename($fname, $new_fname)
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{
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if (false === rename($fname, $new_fname)) {
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throw new \Exception("Failed to rename $fname to $new_fname.");
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}
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return $new_fname;
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}
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public static function size($filename)
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{
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if (self::exists($filename)) {
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return filesize($filename);
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} else {
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return 0;
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}
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}
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/**
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* Remove a file
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*
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* @param $filename
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* @return $bool
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*/
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public static function remove($filename)
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{
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if (self::exists($filename)) {
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return unlink($filename);
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}
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}
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public static function removeDir($dir)
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{
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$resource = opendir($dir);
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$size = 0;
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while($filename = @readdir($resource)) {
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if ($filename != "." && $filename != "..") {
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$path = $dir.$filename;
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if (is_dir($path)) {
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// recursion
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self::removeDir($path."/");
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} else {
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unlink($path);
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}
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}
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}
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closedir($resource);
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return rmdir($dir);
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}
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/**
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* Recursively count the size of specified directory
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*
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* @param string $dir
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* @return int, total size in bytes
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*/
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public static function getDirSize($dir)
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{
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$resource = opendir($dir);
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$size = 0;
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while($filename = @readdir($resource)) {
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if ($filename != "." && $filename != "..") {
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$path = $dir.$filename;
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if (is_dir($path)) {
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// recursion
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$size += self::getDirSize($path);
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} else if (is_file($path)) {
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$size += filesize($path);
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}
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}
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}
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closedir($resource);
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return $size;
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}
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/**
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* Recursively count files of specified directory
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*
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* @param string $dir
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* @param $file_num
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* @return int, total size in bytes
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*/
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public static function getFileNum($dir, $file_num = 0)
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{
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$resource = opendir($dir);
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while($filename = readdir($resource)) {
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if ($filename != "." && $filename != "..") {
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$path = $dir.$filename;
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if (is_dir($path)) {
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// recursion
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$file_num = self::getFileNum($path, $file_num);
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} else {
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$file_num++;
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}
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}
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}
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closedir($resource);
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return $file_num;
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}
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/**
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* Copy directory recursively
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*
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* @param string $source
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* @param string $dest
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* @return bool
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*/
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public static function copyDir($source, $dest)
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{
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if(!is_dir($source))
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return false;
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if(!is_dir($dest))
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mkdir($dest, 0777, true);
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$handle = dir($source);
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while($entry = $handle->read()) {
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if ($entry != "." && $entry != "..") {
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if (is_dir($source.'/'.$entry)) {
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// recursion
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self::copyDir($source.'/'.$entry, $dest.'/'.$entry);
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} else {
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@copy($source.'/'.$entry, $dest.'/'.$entry);
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}
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}
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}
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return true;
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}
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}
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