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<?php declare(strict_types=1);
/*
* This file is part of phpunit/php-file-iterator.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\FileIterator;
use const GLOB_ONLYDIR;
use function array_filter;
use function array_map;
use function array_merge;
use function array_unique;
use function array_values;
use function glob;
use function is_dir;
use function is_string;
use function realpath;
use function sort;
use function stripos;
use function substr;
use AppendIterator;
use FilesystemIterator;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
/**
* @internal This class is not covered by the backward compatibility promise for phpunit/php-file-iterator
*/
final class Factory
{
/**
* @param list<non-empty-string>|non-empty-string $paths
* @param list<non-empty-string>|string $suffixes
* @param list<non-empty-string>|string $prefixes
* @param list<non-empty-string> $exclude
*/
public function getFileIterator(array|string $paths, array|string $suffixes = '', array|string $prefixes = '', array $exclude = []): AppendIterator
{
if (is_string($paths)) {
$paths = [$paths];
}
$paths = $this->resolveWildcards($paths);
$exclude = $this->resolveWildcards($exclude);
if (is_string($prefixes)) {
if ($prefixes !== '') {
$prefixes = [$prefixes];
} else {
$prefixes = [];
}
}
if (is_string($suffixes)) {
if ($suffixes !== '') {
$suffixes = [$suffixes];
} else {
$suffixes = [];
}
}
$iterator = new AppendIterator;
foreach ($paths as $path) {
if (is_dir($path)) {
$iterator->append(
new Iterator(
$path,
new RecursiveIteratorIterator(
new ExcludeIterator(
new RecursiveDirectoryIterator($path, FilesystemIterator::FOLLOW_SYMLINKS | FilesystemIterator::SKIP_DOTS),
$exclude,
),
),
$suffixes,
$prefixes,
),
);
}
}
return $iterator;
}
/**
* @param list<non-empty-string> $paths
*
* @return list<non-empty-string>
*/
private function resolveWildcards(array $paths): array
{
$_paths = [[]];
foreach ($paths as $path) {
if ($locals = $this->globstar($path)) {
$_paths[] = array_map('\realpath', $locals);
} else {
// @codeCoverageIgnoreStart
$_paths[] = [realpath($path)];
// @codeCoverageIgnoreEnd
}
}
return array_values(array_filter(array_merge(...$_paths)));
}
/**
* @see https://gist.github.com/funkjedi/3feee27d873ae2297b8e2370a7082aad
*
* @return list<string>
*/
private function globstar(string $pattern)
{
if (stripos($pattern, '**') === false) {
$files = glob($pattern, GLOB_ONLYDIR);
} else {
$position = stripos($pattern, '**');
$rootPattern = substr($pattern, 0, $position - 1);
$restPattern = substr($pattern, $position + 2);
$patterns = [$rootPattern . $restPattern];
$rootPattern .= '/*';
while ($dirs = glob($rootPattern, GLOB_ONLYDIR)) {
$rootPattern .= '/*';
foreach ($dirs as $dir) {
$patterns[] = $dir . $restPattern;
}
}
$files = [];
foreach ($patterns as $pat) {
$files = array_merge($files, $this->globstar($pat));
}
}
if ($files !== false) {
$files = array_unique($files);
sort($files);
return $files;
}
// @codeCoverageIgnoreStart
return [];
// @codeCoverageIgnoreEnd
}
}
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