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<?php
namespace Illuminate\Filesystem;
use ErrorException;
use FilesystemIterator;
use Illuminate\Contracts\Filesystem\FileNotFoundException;
use Illuminate\Support\LazyCollection;
use Illuminate\Support\Traits\Conditionable;
use Illuminate\Support\Traits\Macroable;
use RuntimeException;
use SplFileObject;
use Symfony\Component\Filesystem\Filesystem as SymfonyFilesystem;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Mime\MimeTypes;
class Filesystem
{
use Conditionable;
use Macroable;
/**
* Determine if a file or directory exists.
*
* @param string $path
* @return bool
*/
public function exists($path)
{
return file_exists($path);
}
/**
* Determine if a file or directory is missing.
*
* @param string $path
* @return bool
*/
public function missing($path)
{
return ! $this->exists($path);
}
/**
* Get the contents of a file.
*
* @param string $path
* @param bool $lock
* @return string
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
public function get($path, $lock = false)
{
if ($this->isFile($path)) {
return $lock ? $this->sharedGet($path) : file_get_contents($path);
}
throw new FileNotFoundException("File does not exist at path {$path}.");
}
/**
* Get contents of a file with shared access.
*
* @param string $path
* @return string
*/
public function sharedGet($path)
{
$contents = '';
$handle = fopen($path, 'rb');
if ($handle) {
try {
if (flock($handle, LOCK_SH)) {
clearstatcache(true, $path);
$contents = fread($handle, $this->size($path) ?: 1);
flock($handle, LOCK_UN);
}
} finally {
fclose($handle);
}
}
return $contents;
}
/**
* Get the returned value of a file.
*
* @param string $path
* @param array $data
* @return mixed
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
public function getRequire($path, array $data = [])
{
if ($this->isFile($path)) {
$__path = $path;
$__data = $data;
return (static function () use ($__path, $__data) {
extract($__data, EXTR_SKIP);
return require $__path;
})();
}
throw new FileNotFoundException("File does not exist at path {$path}.");
}
/**
* Require the given file once.
*
* @param string $path
* @param array $data
* @return mixed
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
public function requireOnce($path, array $data = [])
{
if ($this->isFile($path)) {
$__path = $path;
$__data = $data;
return (static function () use ($__path, $__data) {
extract($__data, EXTR_SKIP);
return require_once $__path;
})();
}
throw new FileNotFoundException("File does not exist at path {$path}.");
}
/**
* Get the contents of a file one line at a time.
*
* @param string $path
* @return \Illuminate\Support\LazyCollection
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
public function lines($path)
{
if (! $this->isFile($path)) {
throw new FileNotFoundException(
"File does not exist at path {$path}."
);
}
return LazyCollection::make(function () use ($path) {
$file = new SplFileObject($path);
$file->setFlags(SplFileObject::DROP_NEW_LINE);
while (! $file->eof()) {
yield $file->fgets();
}
});
}
/**
* Get the hash of the file at the given path.
*
* @param string $path
* @param string $algorithm
* @return string
*/
public function hash($path, $algorithm = 'md5')
{
return hash_file($algorithm, $path);
}
/**
* Write the contents of a file.
*
* @param string $path
* @param string $contents
* @param bool $lock
* @return int|bool
*/
public function put($path, $contents, $lock = false)
{
return file_put_contents($path, $contents, $lock ? LOCK_EX : 0);
}
/**
* Write the contents of a file, replacing it atomically if it already exists.
*
* @param string $path
* @param string $content
* @return void
*/
public function replace($path, $content)
{
// If the path already exists and is a symlink, get the real path...
clearstatcache(true, $path);
$path = realpath($path) ?: $path;
$tempPath = tempnam(dirname($path), basename($path));
// Fix permissions of tempPath because `tempnam()` creates it with permissions set to 0600...
chmod($tempPath, 0777 - umask());
file_put_contents($tempPath, $content);
rename($tempPath, $path);
}
/**
* Replace a given string within a given file.
*
* @param array|string $search
* @param array|string $replace
* @param string $path
* @return void
*/
public function replaceInFile($search, $replace, $path)
{
file_put_contents($path, str_replace($search, $replace, file_get_contents($path)));
}
/**
* Prepend to a file.
*
* @param string $path
* @param string $data
* @return int
*/
public function prepend($path, $data)
{
if ($this->exists($path)) {
return $this->put($path, $data.$this->get($path));
}
return $this->put($path, $data);
}
/**
* Append to a file.
*
* @param string $path
* @param string $data
* @return int
*/
public function append($path, $data)
{
return file_put_contents($path, $data, FILE_APPEND);
}
/**
* Get or set UNIX mode of a file or directory.
*
* @param string $path
* @param int|null $mode
* @return mixed
*/
public function chmod($path, $mode = null)
{
if ($mode) {
return chmod($path, $mode);
}
return substr(sprintf('%o', fileperms($path)), -4);
}
/**
* Delete the file at a given path.
*
* @param string|array $paths
* @return bool
*/
public function delete($paths)
{
$paths = is_array($paths) ? $paths : func_get_args();
$success = true;
foreach ($paths as $path) {
try {
if (@unlink($path)) {
clearstatcache(false, $path);
} else {
$success = false;
}
} catch (ErrorException $e) {
$success = false;
}
}
return $success;
}
/**
* Move a file to a new location.
*
* @param string $path
* @param string $target
* @return bool
*/
public function move($path, $target)
{
return rename($path, $target);
}
/**
* Copy a file to a new location.
*
* @param string $path
* @param string $target
* @return bool
*/
public function copy($path, $target)
{
return copy($path, $target);
}
/**
* Create a symlink to the target file or directory. On Windows, a hard link is created if the target is a file.
*
* @param string $target
* @param string $link
* @return void
*/
public function link($target, $link)
{
if (! windows_os()) {
return symlink($target, $link);
}
$mode = $this->isDirectory($target) ? 'J' : 'H';
exec("mklink /{$mode} ".escapeshellarg($link).' '.escapeshellarg($target));
}
/**
* Create a relative symlink to the target file or directory.
*
* @param string $target
* @param string $link
* @return void
*
* @throws \RuntimeException
*/
public function relativeLink($target, $link)
{
if (! class_exists(SymfonyFilesystem::class)) {
throw new RuntimeException(
'To enable support for relative links, please install the symfony/filesystem package.'
);
}
$relativeTarget = (new SymfonyFilesystem)->makePathRelative($target, dirname($link));
$this->link($this->isFile($target) ? rtrim($relativeTarget, '/') : $relativeTarget, $link);
}
/**
* Extract the file name from a file path.
*
* @param string $path
* @return string
*/
public function name($path)
{
return pathinfo($path, PATHINFO_FILENAME);
}
/**
* Extract the trailing name component from a file path.
*
* @param string $path
* @return string
*/
public function basename($path)
{
return pathinfo($path, PATHINFO_BASENAME);
}
/**
* Extract the parent directory from a file path.
*
* @param string $path
* @return string
*/
public function dirname($path)
{
return pathinfo($path, PATHINFO_DIRNAME);
}
/**
* Extract the file extension from a file path.
*
* @param string $path
* @return string
*/
public function extension($path)
{
return pathinfo($path, PATHINFO_EXTENSION);
}
/**
* Guess the file extension from the mime-type of a given file.
*
* @param string $path
* @return string|null
*
* @throws \RuntimeException
*/
public function guessExtension($path)
{
if (! class_exists(MimeTypes::class)) {
throw new RuntimeException(
'To enable support for guessing extensions, please install the symfony/mime package.'
);
}
return (new MimeTypes)->getExtensions($this->mimeType($path))[0] ?? null;
}
/**
* Get the file type of a given file.
*
* @param string $path
* @return string
*/
public function type($path)
{
return filetype($path);
}
/**
* Get the mime-type of a given file.
*
* @param string $path
* @return string|false
*/
public function mimeType($path)
{
return finfo_file(finfo_open(FILEINFO_MIME_TYPE), $path);
}
/**
* Get the file size of a given file.
*
* @param string $path
* @return int
*/
public function size($path)
{
return filesize($path);
}
/**
* Get the file's last modification time.
*
* @param string $path
* @return int
*/
public function lastModified($path)
{
return filemtime($path);
}
/**
* Determine if the given path is a directory.
*
* @param string $directory
* @return bool
*/
public function isDirectory($directory)
{
return is_dir($directory);
}
/**
* Determine if the given path is a directory that does not contain any other files or directories.
*
* @param string $directory
* @param bool $ignoreDotFiles
* @return bool
*/
public function isEmptyDirectory($directory, $ignoreDotFiles = false)
{
return ! Finder::create()->ignoreDotFiles($ignoreDotFiles)->in($directory)->depth(0)->hasResults();
}
/**
* Determine if the given path is readable.
*
* @param string $path
* @return bool
*/
public function isReadable($path)
{
return is_readable($path);
}
/**
* Determine if the given path is writable.
*
* @param string $path
* @return bool
*/
public function isWritable($path)
{
return is_writable($path);
}
/**
* Determine if two files are the same by comparing their hashes.
*
* @param string $firstFile
* @param string $secondFile
* @return bool
*/
public function hasSameHash($firstFile, $secondFile)
{
$hash = @md5_file($firstFile);
return $hash && $hash === @md5_file($secondFile);
}
/**
* Determine if the given path is a file.
*
* @param string $file
* @return bool
*/
public function isFile($file)
{
return is_file($file);
}
/**
* Find path names matching a given pattern.
*
* @param string $pattern
* @param int $flags
* @return array
*/
public function glob($pattern, $flags = 0)
{
return glob($pattern, $flags);
}
/**
* Get an array of all files in a directory.
*
* @param string $directory
* @param bool $hidden
* @return \Symfony\Component\Finder\SplFileInfo[]
*/
public function files($directory, $hidden = false)
{
return iterator_to_array(
Finder::create()->files()->ignoreDotFiles(! $hidden)->in($directory)->depth(0)->sortByName(),
false
);
}
/**
* Get all of the files from the given directory (recursive).
*
* @param string $directory
* @param bool $hidden
* @return \Symfony\Component\Finder\SplFileInfo[]
*/
public function allFiles($directory, $hidden = false)
{
return iterator_to_array(
Finder::create()->files()->ignoreDotFiles(! $hidden)->in($directory)->sortByName(),
false
);
}
/**
* Get all of the directories within a given directory.
*
* @param string $directory
* @return array
*/
public function directories($directory)
{
$directories = [];
foreach (Finder::create()->in($directory)->directories()->depth(0)->sortByName() as $dir) {
$directories[] = $dir->getPathname();
}
return $directories;
}
/**
* Ensure a directory exists.
*
* @param string $path
* @param int $mode
* @param bool $recursive
* @return void
*/
public function ensureDirectoryExists($path, $mode = 0755, $recursive = true)
{
if (! $this->isDirectory($path)) {
$this->makeDirectory($path, $mode, $recursive);
}
}
/**
* Create a directory.
*
* @param string $path
* @param int $mode
* @param bool $recursive
* @param bool $force
* @return bool
*/
public function makeDirectory($path, $mode = 0755, $recursive = false, $force = false)
{
if ($force) {
return @mkdir($path, $mode, $recursive);
}
return mkdir($path, $mode, $recursive);
}
/**
* Move a directory.
*
* @param string $from
* @param string $to
* @param bool $overwrite
* @return bool
*/
public function moveDirectory($from, $to, $overwrite = false)
{
if ($overwrite && $this->isDirectory($to) && ! $this->deleteDirectory($to)) {
return false;
}
return @rename($from, $to) === true;
}
/**
* Copy a directory from one location to another.
*
* @param string $directory
* @param string $destination
* @param int|null $options
* @return bool
*/
public function copyDirectory($directory, $destination, $options = null)
{
if (! $this->isDirectory($directory)) {
return false;
}
$options = $options ?: FilesystemIterator::SKIP_DOTS;
// If the destination directory does not actually exist, we will go ahead and
// create it recursively, which just gets the destination prepared to copy
// the files over. Once we make the directory we'll proceed the copying.
$this->ensureDirectoryExists($destination, 0777);
$items = new FilesystemIterator($directory, $options);
foreach ($items as $item) {
// As we spin through items, we will check to see if the current file is actually
// a directory or a file. When it is actually a directory we will need to call
// back into this function recursively to keep copying these nested folders.
$target = $destination.'/'.$item->getBasename();
if ($item->isDir()) {
$path = $item->getPathname();
if (! $this->copyDirectory($path, $target, $options)) {
return false;
}
}
// If the current items is just a regular file, we will just copy this to the new
// location and keep looping. If for some reason the copy fails we'll bail out
// and return false, so the developer is aware that the copy process failed.
elseif (! $this->copy($item->getPathname(), $target)) {
return false;
}
}
return true;
}
/**
* Recursively delete a directory.
*
* The directory itself may be optionally preserved.
*
* @param string $directory
* @param bool $preserve
* @return bool
*/
public function deleteDirectory($directory, $preserve = false)
{
if (! $this->isDirectory($directory)) {
return false;
}
$items = new FilesystemIterator($directory);
foreach ($items as $item) {
// If the item is a directory, we can just recurse into the function and
// delete that sub-directory otherwise we'll just delete the file and
// keep iterating through each file until the directory is cleaned.
if ($item->isDir() && ! $item->isLink()) {
$this->deleteDirectory($item->getPathname());
}
// If the item is just a file, we can go ahead and delete it since we're
// just looping through and waxing all of the files in this directory
// and calling directories recursively, so we delete the real path.
else {
$this->delete($item->getPathname());
}
}
if (! $preserve) {
@rmdir($directory);
}
return true;
}
/**
* Remove all of the directories within a given directory.
*
* @param string $directory
* @return bool
*/
public function deleteDirectories($directory)
{
$allDirectories = $this->directories($directory);
if (! empty($allDirectories)) {
foreach ($allDirectories as $directoryName) {
$this->deleteDirectory($directoryName);
}
return true;
}
return false;
}
/**
* Empty the specified directory of all files and folders.
*
* @param string $directory
* @return bool
*/
public function cleanDirectory($directory)
{
return $this->deleteDirectory($directory, true);
}
}
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