update
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212
inc/Hura8/System/FileSystem.php
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212
inc/Hura8/System/FileSystem.php
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<?php
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namespace Hura8\System;
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class FileSystem
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{
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/**
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* The cache directory.
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*
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* @var string
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*/
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protected $directory;
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/** @var int */
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private $umask;
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/**
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* @param string $directory The cache directory.
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* @param int $umask
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*
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* @throws \Exception
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*/
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public function __construct($directory, $umask = 0002)
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{
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// YES, this needs to be *before* createPathIfNeeded()
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if (! is_int($umask)) {
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throw new \Exception(sprintf(
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'The umask parameter is required to be integer, was: %s',
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gettype($umask)
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));
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}
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$this->umask = $umask;
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if (! $this->createPathIfNeeded($directory)) {
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throw new \Exception(sprintf(
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'The directory "%s" does not exist and could not be created.',
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$directory
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));
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}
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if (! is_writable($directory)) {
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throw new \Exception(sprintf(
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'The directory "%s" is not writable.',
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$directory
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));
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}
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// YES, this needs to be *after* createPathIfNeeded()
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$this->directory = realpath($directory);
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//$this->directoryStringLength = strlen($this->directory);
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//$this->isRunningOnWindows = defined('PHP_WINDOWS_VERSION_BUILD');
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}
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/**
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* @description extract a zip file after it has been uploaded to the server
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* @param string $filename name of the zip file (abc.zip)
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* @param string $uploaded_zip_path path where it's uploaded to i.e /usr/.../tmp_upload/
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* @param string $extract_target_path path where the zip files will be extracted to , if not provided the $uploaded_zip_path will be used
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* @return array [extracted_folder, test_folder_exist]
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*/
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public static function unzip(string $filename, string $uploaded_zip_path, string $extract_target_path = '') {
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$extract_path = $extract_target_path ?: $uploaded_zip_path;
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$zip = new \ZipArchive();
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$x = $zip->open($uploaded_zip_path . DIRECTORY_SEPARATOR . $filename);
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if ($x === true) {
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$zip->extractTo($extract_path); // change this to the correct site path
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$zip->close();
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}
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@unlink($uploaded_zip_path . DIRECTORY_SEPARATOR . $filename);
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$expected_result = $extract_path . DIRECTORY_SEPARATOR . str_replace(".zip", "", $filename);
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return array($expected_result, file_exists($expected_result));
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}
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/**
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* @description scan a folder recursively and return all files with sub-path
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* @param string $folder full path /usr/local/.../
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* @param array $file_list
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*/
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public static function scanDirRecursive(string $folder, array &$file_list = []) {
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$dir = opendir($folder);
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while(( $file = readdir($dir)) ) {
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if (( $file != '.' ) && ( $file != '..' )) {
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if ( is_dir($folder. '/' . $file) ) {
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FileSystem::scanDirRecursive($folder. '/' . $file, $file_list);
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}
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else {
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//$file_list[] = str_replace(PUBLIC_DIR . "/", "", $folder .'/'. $file);
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$file_list[] = $folder .'/'. $file;
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}
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}
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}
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closedir($dir);
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}
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//remove directory recursively
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public static function removeDir($dir) {
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if (is_dir($dir)) {
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$objects = scandir($dir);
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foreach ($objects as $object) {
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if ($object != "." && $object != "..") {
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if (is_dir($dir."/".$object)) {
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self::removeDir($dir."/".$object);
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}
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else {
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@unlink($dir."/".$object);
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}
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}
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}
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@rmdir($dir);
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}
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}
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public function getFile(string $filename)
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{
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$full_filepath = $this->getFilename($filename);
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if(file_exists($full_filepath)) {
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return file_get_contents($full_filepath);
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}
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return false;
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}
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public function getFileLastModifiedTime(string $filename)
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{
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$full_filepath = $this->getFilename($filename);
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if(file_exists($full_filepath)) {
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return filemtime($full_filepath);
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}
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return 0;
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}
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/**
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* Writes a string content to file in an atomic way.
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*
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* @param string $filename Path to the file where to write the data.
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* @param string $content The content to write
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*
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* @return bool TRUE on success, FALSE if path cannot be created, if path is not writable or an any other error.
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*/
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public function writeFile(string $filename, string $content)
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{
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$full_filepath = $this->getFilename($filename);
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$filepath = pathinfo($full_filepath, PATHINFO_DIRNAME);
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if (! $this->createPathIfNeeded($filepath)) {
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return false;
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}
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if (! is_writable($filepath)) {
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return false;
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}
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$tmpFile = tempnam($filepath, 'swap');
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@chmod($tmpFile, 0666 & (~$this->umask));
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if (file_put_contents($tmpFile, $content) !== false) {
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@chmod($tmpFile, 0666 & (~$this->umask));
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if (@rename($tmpFile, $full_filepath)) {
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return true;
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}
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@unlink($tmpFile);
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}
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return false;
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}
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public function delete($filename)
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{
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$full_filepath = $this->getFilename($filename);
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return @unlink($full_filepath) || ! file_exists($full_filepath);
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}
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/**
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* @param string $filename
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*
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* @return string
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*/
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public function getFilename($filename)
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{
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return $this->directory
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. DIRECTORY_SEPARATOR
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. $filename ;
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}
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/**
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* Create path if needed.
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*
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* @return bool TRUE on success or if path already exists, FALSE if path cannot be created.
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*/
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private function createPathIfNeeded(string $path)
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{
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if (! is_dir($path)) {
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if (@mkdir($path, 0755 & (~$this->umask), true) === false && ! is_dir($path)) {
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return false;
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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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