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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** |
| 6 | * This file is part of fast-forward/dev-tools. |
| 7 | * |
| 8 | * This source file is subject to the license bundled |
| 9 | * with this source code in the file LICENSE. |
| 10 | * |
| 11 | * @copyright Copyright (c) 2026 Felipe Sayão Lobato Abreu <github@mentordosnerds.com> |
| 12 | * @license https://opensource.org/licenses/MIT MIT License |
| 13 | * |
| 14 | * @see https://github.com/php-fast-forward/dev-tools |
| 15 | * @see https://github.com/php-fast-forward |
| 16 | * @see https://datatracker.ietf.org/doc/html/rfc2119 |
| 17 | */ |
| 18 | |
| 19 | namespace FastForward\DevTools\GitAttributes; |
| 20 | |
| 21 | use Symfony\Component\Filesystem\Filesystem; |
| 22 | |
| 23 | /** |
| 24 | * Checks the existence of files and directories in a given base path. |
| 25 | * |
| 26 | * This class determines which candidate paths from the canonical list |
| 27 | * actually exist in the target repository, enabling selective export-ignore rules. |
| 28 | */ |
| 29 | class ExistenceChecker implements ExistenceCheckerInterface |
| 30 | { |
| 31 | /** |
| 32 | * @param Filesystem $filesystem |
| 33 | */ |
| 34 | public function __construct( |
| 35 | private Filesystem $filesystem = new Filesystem() |
| 36 | ) {} |
| 37 | |
| 38 | /** |
| 39 | * Checks if a path exists as a file or directory. |
| 40 | * |
| 41 | * @param string $basePath the repository base path used to resolve the candidate |
| 42 | * @param string $path The path to check (e.g., "/.github/" or "/.editorconfig") |
| 43 | * |
| 44 | * @return bool True if the path exists as a file or directory |
| 45 | */ |
| 46 | public function exists(string $basePath, string $path): bool |
| 47 | { |
| 48 | return $this->filesystem->exists($this->absolutePath($basePath, $path)); |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Filters a list of paths to only those that exist. |
| 53 | * |
| 54 | * @param string $basePath the repository base path used to resolve the candidates |
| 55 | * @param list<string> $paths The paths to filter |
| 56 | * |
| 57 | * @return list<string> Only the paths that exist |
| 58 | */ |
| 59 | public function filterExisting(string $basePath, array $paths): array |
| 60 | { |
| 61 | return array_values(array_filter($paths, fn(string $path): bool => $this->exists($basePath, $path))); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Checks if a path is a directory. |
| 66 | * |
| 67 | * @param string $basePath the repository base path used to resolve the candidate |
| 68 | * @param string $path The path to check (e.g., "/.github/") |
| 69 | * |
| 70 | * @return bool True if the path exists and is a directory |
| 71 | */ |
| 72 | public function isDirectory(string $basePath, string $path): bool |
| 73 | { |
| 74 | return is_dir($this->absolutePath($basePath, $path)); |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Checks if a path is a file. |
| 79 | * |
| 80 | * @param string $basePath the repository base path used to resolve the candidate |
| 81 | * @param string $path The path to check (e.g., "/.editorconfig") |
| 82 | * |
| 83 | * @return bool True if the path exists and is a file |
| 84 | */ |
| 85 | public function isFile(string $basePath, string $path): bool |
| 86 | { |
| 87 | return is_file($this->absolutePath($basePath, $path)); |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Resolves a candidate path against the repository base path. |
| 92 | * |
| 93 | * @param string $basePath the repository base path |
| 94 | * @param string $path the candidate path in canonical form |
| 95 | * |
| 96 | * @return string the absolute path used for filesystem checks |
| 97 | */ |
| 98 | private function absolutePath(string $basePath, string $path): string |
| 99 | { |
| 100 | return rtrim($basePath, '/\\') . $path; |
| 101 | } |
| 102 | } |