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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** |
| 6 | * Fast Forward Development Tools for PHP projects. |
| 7 | * |
| 8 | * This file is part of fast-forward/dev-tools project. |
| 9 | * |
| 10 | * @author Felipe Sayão Lobato Abreu <github@mentordosnerds.com> |
| 11 | * @license https://opensource.org/licenses/MIT MIT License |
| 12 | * |
| 13 | * @see https://github.com/php-fast-forward/ |
| 14 | * @see https://github.com/php-fast-forward/dev-tools |
| 15 | * @see https://github.com/php-fast-forward/dev-tools/issues |
| 16 | * @see https://php-fast-forward.github.io/dev-tools/ |
| 17 | * @see https://datatracker.ietf.org/doc/html/rfc2119 |
| 18 | */ |
| 19 | |
| 20 | namespace FastForward\DevTools\Path; |
| 21 | |
| 22 | use InvalidArgumentException; |
| 23 | use Symfony\Component\Filesystem\Path; |
| 24 | |
| 25 | /** |
| 26 | * Resolves canonical paths for the DevTools package itself. |
| 27 | */ |
| 28 | class DevToolsPathResolver |
| 29 | { |
| 30 | /** |
| 31 | * @var string the relative path to the packaged DevTools binary |
| 32 | */ |
| 33 | public const string BINARY = 'bin/dev-tools'; |
| 34 | |
| 35 | /** |
| 36 | * @var string the resources directory segment within the package |
| 37 | */ |
| 38 | public const string RESOURCES = 'resources'; |
| 39 | |
| 40 | /** |
| 41 | * @var string the vendor install path fragment used when DevTools runs as a dependency |
| 42 | */ |
| 43 | private const string VENDOR_PACKAGE_PATH = '/vendor/fast-forward/dev-tools'; |
| 44 | |
| 45 | /** |
| 46 | * Returns the DevTools package directory or a path under it. |
| 47 | * |
| 48 | * @param string $path the optional relative segment to append under the package directory |
| 49 | */ |
| 50 | public static function getPackagePath(string $path = ''): string |
| 51 | { |
| 52 | return self::resolvePackageRelativePath($path); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Returns the packaged DevTools binary path. |
| 57 | */ |
| 58 | public static function getBinaryPath(): string |
| 59 | { |
| 60 | return self::getPackagePath(self::BINARY); |
| 61 | } |
| 62 | |
| 63 | /** |
| 64 | * Returns the packaged DevTools binary command with a subcommand. |
| 65 | * |
| 66 | * @param string $command the DevTools subcommand to append |
| 67 | */ |
| 68 | public static function getBinaryCommand(string $command): string |
| 69 | { |
| 70 | $binaryPath = self::getPackagePath(self::BINARY); |
| 71 | |
| 72 | return \sprintf('%s %s', $binaryPath, $command); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Returns the packaged resources directory or a path under it. |
| 77 | * |
| 78 | * @param string $path the optional relative segment to append under resources |
| 79 | */ |
| 80 | public static function getResourcesPath(string $path = ''): string |
| 81 | { |
| 82 | return self::getPackagePath(Path::join(self::RESOURCES, $path)); |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Returns a packaged path rendered relative to the active project root when possible. |
| 87 | * |
| 88 | * When the project root and package root do not share a filesystem root, |
| 89 | * the packaged absolute path MUST be returned unchanged so globally |
| 90 | * installed DevTools can still point hooks at the packaged fallback file. |
| 91 | * |
| 92 | * @param string $path the relative path under the package root |
| 93 | * @param string $projectPath an optional project root path; defaults to the working project root |
| 94 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 95 | */ |
| 96 | public static function getPackagePathRelativeToProject( |
| 97 | string $path, |
| 98 | string $projectPath = '', |
| 99 | string $packagePath = '', |
| 100 | ): string { |
| 101 | return self::relativizePathFromProject( |
| 102 | self::resolvePackageRelativePath($path, $packagePath), |
| 103 | self::resolveProjectPath($projectPath), |
| 104 | ); |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Returns the active Composer autoload file for the current DevTools installation mode. |
| 109 | * |
| 110 | * When DevTools runs as a dependency, the runtime autoloader lives at the |
| 111 | * Composer vendor root. Repository checkouts instead use the package-local |
| 112 | * `vendor/autoload.php`. |
| 113 | * |
| 114 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 115 | */ |
| 116 | public static function getRuntimeAutoloadPath(string $packagePath = ''): string |
| 117 | { |
| 118 | return Path::join(self::getRuntimeVendorRoot($packagePath), 'autoload.php'); |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * Returns the active Composer runtime binary path for the current DevTools installation mode. |
| 123 | * |
| 124 | * Repository checkouts use the package-local `vendor/bin/<binary>`, while |
| 125 | * dependency installs resolve binaries from the active Composer vendor root. |
| 126 | * |
| 127 | * @param string $binary the binary name relative to `vendor/bin` |
| 128 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 129 | */ |
| 130 | public static function getRuntimeToolBinaryPath(string $binary, string $packagePath = ''): string |
| 131 | { |
| 132 | return self::getRuntimeVendorPath(Path::join('bin', $binary), $packagePath); |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * Returns the active Composer vendor path for the current DevTools installation mode. |
| 137 | * |
| 138 | * Relative vendor paths MAY be passed either with or without a leading |
| 139 | * `vendor/` prefix. |
| 140 | * |
| 141 | * @param string $path the vendor-relative path to resolve |
| 142 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 143 | */ |
| 144 | public static function getRuntimeVendorPath(string $path, string $packagePath = ''): string |
| 145 | { |
| 146 | return Path::join(self::getRuntimeVendorRoot($packagePath), self::normalizeVendorRelativePath($path)); |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Returns the preferred tooling binary path for the active project and DevTools runtime. |
| 151 | * |
| 152 | * Consumer projects SHOULD take precedence when they provide a local |
| 153 | * `vendor/bin/<binary>` entry. If the binary is absent locally, the method |
| 154 | * MUST fall back to the active DevTools runtime binary path. |
| 155 | * |
| 156 | * @param string $binary the binary name relative to `vendor/bin` |
| 157 | * @param string $projectPath an optional project root path; defaults to the working project root |
| 158 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 159 | */ |
| 160 | public static function getPreferredToolBinaryPath( |
| 161 | string $binary, |
| 162 | string $projectPath = '', |
| 163 | string $packagePath = '', |
| 164 | ): string { |
| 165 | return self::preferExistingPath( |
| 166 | self::getProjectVendorPath(Path::join('bin', $binary), $projectPath), |
| 167 | self::getRuntimeToolBinaryPath($binary, $packagePath), |
| 168 | ); |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * Returns the preferred Composer vendor path for the active project and DevTools runtime. |
| 173 | * |
| 174 | * Consumer projects SHOULD take precedence when they provide the requested |
| 175 | * vendor path locally. If the path is absent locally, the method MUST fall |
| 176 | * back to the active DevTools runtime vendor path. |
| 177 | * |
| 178 | * @param string $path the vendor-relative path to resolve |
| 179 | * @param string $projectPath an optional project root path; defaults to the working project root |
| 180 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 181 | */ |
| 182 | public static function getPreferredVendorPath( |
| 183 | string $path, |
| 184 | string $projectPath = '', |
| 185 | string $packagePath = '', |
| 186 | ): string { |
| 187 | return self::preferExistingPath( |
| 188 | self::getProjectVendorPath($path, $projectPath), |
| 189 | self::getRuntimeVendorPath($path, $packagePath), |
| 190 | ); |
| 191 | } |
| 192 | |
| 193 | /** |
| 194 | * Detects whether the provided path belongs to an installed vendor copy of DevTools. |
| 195 | * |
| 196 | * @param string $packagePath an optional path within the package; defaults to the package root |
| 197 | */ |
| 198 | public static function isInstalledAsDependency(string $packagePath = ''): bool |
| 199 | { |
| 200 | return str_contains(self::resolvePackageRoot($packagePath), self::VENDOR_PACKAGE_PATH); |
| 201 | } |
| 202 | |
| 203 | /** |
| 204 | * Detects whether the provided path belongs to the DevTools repository checkout itself. |
| 205 | * |
| 206 | * @param string $packagePath an optional path within the package; defaults to the package root |
| 207 | */ |
| 208 | public static function isRepositoryCheckout(string $packagePath = ''): bool |
| 209 | { |
| 210 | return ! self::isInstalledAsDependency($packagePath); |
| 211 | } |
| 212 | |
| 213 | /** |
| 214 | * Normalizes a path relative to the Composer vendor root. |
| 215 | * |
| 216 | * @param string $path the vendor-relative path to normalize |
| 217 | */ |
| 218 | private static function normalizeVendorRelativePath(string $path): string |
| 219 | { |
| 220 | $path = Path::canonicalize($path); |
| 221 | |
| 222 | if (str_starts_with($path, 'vendor/')) { |
| 223 | return substr($path, 7); |
| 224 | } |
| 225 | |
| 226 | return $path; |
| 227 | } |
| 228 | |
| 229 | /** |
| 230 | * Ensures packaged paths stay relative to the DevTools package root. |
| 231 | * |
| 232 | * @param string $path the package-relative path to validate |
| 233 | */ |
| 234 | private static function assertRelativePackagePath(string $path): void |
| 235 | { |
| 236 | if ('' !== $path && Path::isAbsolute($path)) { |
| 237 | throw new InvalidArgumentException('The DevTools package path MUST be relative to the package root.'); |
| 238 | } |
| 239 | } |
| 240 | |
| 241 | /** |
| 242 | * Returns a canonical path under the DevTools package root. |
| 243 | * |
| 244 | * @param string $path the package-relative path to resolve |
| 245 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 246 | */ |
| 247 | private static function resolvePackageRelativePath(string $path = '', string $packagePath = ''): string |
| 248 | { |
| 249 | self::assertRelativePackagePath($path); |
| 250 | |
| 251 | return Path::canonicalize(Path::join(self::resolvePackageRoot($packagePath), $path)); |
| 252 | } |
| 253 | |
| 254 | /** |
| 255 | * Returns the canonical DevTools package root. |
| 256 | * |
| 257 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 258 | */ |
| 259 | private static function resolvePackageRoot(string $packagePath = ''): string |
| 260 | { |
| 261 | return Path::canonicalize('' === $packagePath ? \dirname(__DIR__, 2) : $packagePath); |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Returns the canonical working project root. |
| 266 | * |
| 267 | * @param string $projectPath an optional project root path; defaults to the working project root |
| 268 | */ |
| 269 | private static function resolveProjectPath(string $projectPath = ''): string |
| 270 | { |
| 271 | return Path::canonicalize(WorkingProjectPathResolver::getProjectPath($projectPath)); |
| 272 | } |
| 273 | |
| 274 | /** |
| 275 | * Returns the active Composer vendor root for the current DevTools installation mode. |
| 276 | * |
| 277 | * @param string $packagePath an optional package root path; defaults to the current package root |
| 278 | */ |
| 279 | private static function getRuntimeVendorRoot(string $packagePath = ''): string |
| 280 | { |
| 281 | $packagePath = self::resolvePackageRoot($packagePath); |
| 282 | |
| 283 | if (self::isInstalledAsDependency($packagePath)) { |
| 284 | return Path::canonicalize(Path::join($packagePath, '..', '..')); |
| 285 | } |
| 286 | |
| 287 | return Path::join($packagePath, 'vendor'); |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * Returns a vendor path under the active project root. |
| 292 | * |
| 293 | * @param string $path the vendor-relative path to resolve |
| 294 | * @param string $projectPath an optional project root path; defaults to the working project root |
| 295 | */ |
| 296 | private static function getProjectVendorPath(string $path, string $projectPath = ''): string |
| 297 | { |
| 298 | return Path::join(self::resolveProjectPath($projectPath), 'vendor', self::normalizeVendorRelativePath($path)); |
| 299 | } |
| 300 | |
| 301 | /** |
| 302 | * Returns the preferred path when a project-local candidate exists. |
| 303 | * |
| 304 | * @param string $preferredPath the project-local candidate path |
| 305 | * @param string $fallbackPath the runtime fallback path |
| 306 | */ |
| 307 | private static function preferExistingPath(string $preferredPath, string $fallbackPath): string |
| 308 | { |
| 309 | if (file_exists($preferredPath)) { |
| 310 | return $preferredPath; |
| 311 | } |
| 312 | |
| 313 | return $fallbackPath; |
| 314 | } |
| 315 | |
| 316 | /** |
| 317 | * Returns a path relative to the project root when possible. |
| 318 | * |
| 319 | * When paths do not share the same filesystem root, the original absolute |
| 320 | * path MUST be returned unchanged so callers still receive a usable path. |
| 321 | * |
| 322 | * @param string $path the absolute path to relativize |
| 323 | * @param string $projectPath the absolute project root used as base path |
| 324 | */ |
| 325 | private static function relativizePathFromProject(string $path, string $projectPath): string |
| 326 | { |
| 327 | try { |
| 328 | return Path::makeRelative($path, $projectPath); |
| 329 | } catch (InvalidArgumentException) { |
| 330 | return $path; |
| 331 | } |
| 332 | } |
| 333 | } |