/**
* {@inheritdoc}
*/
public function validate()
{
$path = Path::normalize($this->value);
$test = $this->isDir === true ? Dir::isWritable($path) : File::isWritable($path);
if ($test === true) {
$this->value = $path;
return true;
}
$this->message = $test;
return false;
}
/**
* {@inheritdoc}
*
* @todo the call to setMessage will override custom message if one is set
*/
public function validate()
{
$path = Path::normalize($this->value);
$test = Path::test($path, $this->bitmask);
if ($test === true) {
$this->value = $path;
return true;
} else {
$this->setMessage($test);
return false;
}
}
/**
* Set the root temp directory (overrides use of the system temp directory)
*
* @param string|null $path
* @return void
* @throws InvalidArgumentException If the provided path isn't usable
*/
public static function setDir($path)
{
if ($path === null) {
self::$dir = null;
return;
}
if (!is_string($path)) {
throw new InvalidArgumentException("invalid value provided for 'path'; " . "expecting an absolute directory path as string");
} else {
if (($test = Path::test($path, Dir::READABLE_WRITABLE)) !== true) {
throw new InvalidArgumentException("invalid value provided for 'path'; {$test}");
}
}
self::$dir = $path;
}
/**
* A convience method to create a filesystem iterator
*
* @param string $dir An absolute path to the directory to search
* @param integer $options A bitmask of iterator options
* @return DirectoryIterator|RecursiveIteratorIterator
*/
public static function getIterator($dir, $options = 0)
{
if (is_string($dir) === false) {
throw new InvalidArgumentException("invalid value provided for 'dir'; " . "expecting an absolute directory path as string");
} else {
if (($test = Dir::isReadable($dir)) !== true) {
throw new InvalidArgumentException("invalid value provided for 'dir'; {$test}");
} else {
if (!is_int($options)) {
throw new InvalidArgumentException("invalid value provided for 'options'; " . "expecting an integer");
}
}
}
return self::createIterator(Path::normalize($dir), $options);
}
/**
* Combine prepare, chmod, and rename into a single step
*
* @param string $from An absolute path to the file before moving
* @param string $to An absolute path to the file after moving
* @param octal $fperm An octal to pass to chmod
* @param octal $dperm New directory permissions
* @return boolean|string All operations were successful
* @return boolean:true All operations were successful
* @return string Error message indicating which operation failed
*/
public static function rename($from, $to, $fperm = 0664, $dperm = 0775)
{
if (($test = Path::test($from, self::READABLE_WRITABLE)) !== true) {
return $test;
} else {
if (($test = self::prepare($to, $dperm)) !== true) {
return $test;
} else {
if (@rename($from, $to) === false) {
return "failed to move '{$from}' to '{$to}'";
} else {
if ($fperm !== null && @chmod($to, $fperm) === false) {
return "failed to set permissions for '{$from}' to '{$fperm}'";
}
}
}
}
return true;
}
/**
* Recursively remove a directory
*
* @param string $dir An absolute path to a directory
* @return boolean|string
* @return boolean:true The directory was removed
* @return string An error message describing the failure
*/
public static function remove($dir)
{
if (($test = Path::test($dir, Dir::READABLE_WRITABLE)) !== true) {
return "failed to remove directory '{$dir}'; {$test}";
}
$files = array_diff(scandir($dir), ['.', '..']);
foreach ($files as $file) {
$path = $dir . DIRECTORY_SEPARATOR . $file;
$isDir = is_dir($path);
$result = $isDir ? self::remove($path) : @unlink($path);
if ($result !== true) {
return $isDir ? $result : "failed to remove file '{$path}'";
}
}
return @rmdir($dir) !== true ? "failed to remove directory '{$dir}'" : true;
}
