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php-path/src/StreamPath.php

40 lines
1.1 KiB

<?php
declare(strict_types=1);
namespace Arokettu\Path;
final class StreamPath extends AbstractAbsolutePath
{
public static function parse(string $path, bool $strict = false): self
{
return new self($path, $strict);
}
protected function parsePath(string $path, bool $strict): void
{
if (!preg_match('@^[-.+a-zA-Z0-9]+://@', $path, $matches)) {
throw new \InvalidArgumentException('The path does not appear to be a PHP stream path');
}
$prefix = $matches[0];
$restOfPath = substr($path, \strlen($prefix));
$components = explode('/', $restOfPath);
$parsedComponents = $this->normalize($components);
if ($parsedComponents->count() > 0 && $parsedComponents[0] === '..') {
if ($strict) {
throw new \InvalidArgumentException('Path went beyond root');
}
do {
$parsedComponents->shift();
} while ($parsedComponents[0] === '..');
}
$this->prefix = $prefix;
$this->components = $parsedComponents;
}
}