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| 1 | <?php |
| 2 | /** |
| 3 | * Edit vendor/autoload.php to also load the vendor/composer/autoload_aliases.php file and the vendor-prefixed/autoload.php file. |
| 4 | */ |
| 5 | |
| 6 | namespace BrianHenryIE\Strauss\Pipeline\Autoload; |
| 7 | |
| 8 | use BrianHenryIE\Strauss\Composer\Extra\StraussConfig; |
| 9 | use BrianHenryIE\Strauss\Config\AutoloadConfigInterace; |
| 10 | use BrianHenryIE\Strauss\Helpers\FileSystem; |
| 11 | use PhpParser\Error; |
| 12 | use PhpParser\Node; |
| 13 | use PhpParser\NodeTraverser; |
| 14 | use PhpParser\NodeVisitorAbstract; |
| 15 | use PhpParser\ParserFactory; |
| 16 | use PhpParser\PrettyPrinter\Standard; |
| 17 | use Psr\Log\LoggerAwareTrait; |
| 18 | use Psr\Log\LoggerInterface; |
| 19 | |
| 20 | class VendorComposerAutoload |
| 21 | { |
| 22 | use LoggerAwareTrait; |
| 23 | |
| 24 | protected FileSystem $fileSystem; |
| 25 | |
| 26 | protected AutoloadConfigInterace $config; |
| 27 | |
| 28 | public function __construct( |
| 29 | AutoloadConfigInterace $config, |
| 30 | Filesystem $filesystem, |
| 31 | LoggerInterface $logger |
| 32 | ) { |
| 33 | $this->config = $config; |
| 34 | $this->fileSystem = $filesystem; |
| 35 | $this->setLogger($logger); |
| 36 | } |
| 37 | |
| 38 | public function addVendorPrefixedAutoloadToVendorAutoload(): void |
| 39 | { |
| 40 | $autoloadPhpFilepath = $this->config->getVendorDirectory() . 'autoload.php'; |
| 41 | |
| 42 | if (!$this->fileSystem->fileExists($autoloadPhpFilepath)) { |
| 43 | $this->logger->info("No autoload.php found:" . $autoloadPhpFilepath); |
| 44 | return; |
| 45 | } |
| 46 | |
| 47 | $this->logger->info('Modifying original autoload.php to add `' . $this->config->getTargetDirectory() . '/autoload.php`'); |
| 48 | |
| 49 | $composerAutoloadPhpFileString = $this->fileSystem->read($autoloadPhpFilepath); |
| 50 | |
| 51 | $newComposerAutoloadPhpFileString = $this->addVendorPrefixedAutoloadToComposerAutoload($composerAutoloadPhpFileString); |
| 52 | |
| 53 | if ($newComposerAutoloadPhpFileString !== $composerAutoloadPhpFileString) { |
| 54 | $this->logger->info('Writing new autoload.php'); |
| 55 | $this->fileSystem->write($autoloadPhpFilepath, $newComposerAutoloadPhpFileString); |
| 56 | } else { |
| 57 | $this->logger->debug('No changes to autoload.php'); |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | /** |
| 62 | * Given the PHP code string for `vendor/autoload.php`, add a `require_once autoload_aliases.php` |
| 63 | * before require autoload_real.php. |
| 64 | */ |
| 65 | public function addAliasesFileToComposer(): void |
| 66 | { |
| 67 | if ($this->isComposerInstalled()) { |
| 68 | $this->logger->info("Strauss installed via Composer, no need to add `autoload_aliases.php` to `vendor/autoload.php`"); |
| 69 | return; |
| 70 | } |
| 71 | |
| 72 | $autoloadPhpFilepath = $this->config->getVendorDirectory() . 'autoload.php'; |
| 73 | |
| 74 | if (!$this->fileSystem->fileExists($autoloadPhpFilepath)) { |
| 75 | $this->logger->info("No autoload.php found:" . $autoloadPhpFilepath); |
| 76 | return; |
| 77 | } |
| 78 | |
| 79 | if ($this->isComposerNoDev()) { |
| 80 | $this->logger->info("Composer was run with `--no-dev`, no need to add `autoload_aliases.php` to `vendor/autoload.php`"); |
| 81 | return; |
| 82 | } |
| 83 | |
| 84 | $this->logger->info('Modifying original autoload.php to add autoload_aliases.php in ' . $this->config->getVendorDirectory()); |
| 85 | |
| 86 | $composerAutoloadPhpFileString = $this->fileSystem->read($autoloadPhpFilepath); |
| 87 | |
| 88 | $newComposerAutoloadPhpFileString = $this->addAliasesFileToComposerAutoload($composerAutoloadPhpFileString); |
| 89 | |
| 90 | if ($newComposerAutoloadPhpFileString !== $composerAutoloadPhpFileString) { |
| 91 | $this->logger->info('Writing new autoload.php'); |
| 92 | $this->fileSystem->write($autoloadPhpFilepath, $newComposerAutoloadPhpFileString); |
| 93 | } else { |
| 94 | $this->logger->debug('No changes to autoload.php'); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Determine is Strauss installed via Composer (otherwise presumably run via phar). |
| 100 | */ |
| 101 | protected function isComposerInstalled(): bool |
| 102 | { |
| 103 | if (!$this->fileSystem->fileExists($this->config->getVendorDirectory() . 'composer/installed.json')) { |
| 104 | return false; |
| 105 | } |
| 106 | |
| 107 | $installedJsonArray = json_decode($this->fileSystem->read($this->config->getVendorDirectory() . 'composer/installed.json'), true); |
| 108 | |
| 109 | return isset($installedJsonArray['dev-package-names']['brianhenryie/strauss']); |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Read `vendor/composer/installed.json` to determine if the composer was run with `--no-dev`. |
| 114 | * |
| 115 | * { |
| 116 | * "packages": [], |
| 117 | * "dev": true, |
| 118 | * "dev-package-names": [] |
| 119 | * } |
| 120 | */ |
| 121 | protected function isComposerNoDev(): bool |
| 122 | { |
| 123 | $installedJson = $this->fileSystem->read($this->config->getVendorDirectory() . 'composer/installed.json'); |
| 124 | $installedJsonArray = json_decode($installedJson, true); |
| 125 | return !$installedJsonArray['dev']; |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * This is a very over-engineered way to do a string replace. |
| 130 | * |
| 131 | * `require_once __DIR__ . '/composer/autoload_aliases.php';` |
| 132 | */ |
| 133 | protected function addAliasesFileToComposerAutoload(string $code): string |
| 134 | { |
| 135 | if (false !== strpos($code, '/composer/autoload_aliases.php')) { |
| 136 | $this->logger->info('vendor/autoload.php already includes autoload_aliases.php'); |
| 137 | return $code; |
| 138 | } |
| 139 | |
| 140 | $parser = (new ParserFactory())->createForNewestSupportedVersion(); |
| 141 | try { |
| 142 | $ast = $parser->parse($code); |
| 143 | } catch (Error $error) { |
| 144 | $this->logger->error("Parse error: {$error->getMessage()}"); |
| 145 | return $code; |
| 146 | } |
| 147 | |
| 148 | $traverser = new NodeTraverser(); |
| 149 | $traverser->addVisitor(new class() extends NodeVisitorAbstract { |
| 150 | |
| 151 | public function leaveNode(Node $node) |
| 152 | { |
| 153 | if (get_class($node) === \PhpParser\Node\Stmt\Expression::class) { |
| 154 | $prettyPrinter = new Standard(); |
| 155 | $maybeRequireAutoloadReal = $prettyPrinter->prettyPrintExpr($node->expr); |
| 156 | |
| 157 | // Every `vendor/autoload.php` should have this line. |
| 158 | $target = "require_once __DIR__ . '/composer/autoload_real.php'"; |
| 159 | |
| 160 | // If this node isn't the one we want to insert before, continue. |
| 161 | if ($maybeRequireAutoloadReal !== $target) { |
| 162 | return $node; |
| 163 | } |
| 164 | |
| 165 | $requireOnceAutoloadAliases = new Node\Stmt\Expression( |
| 166 | new \PhpParser\Node\Expr\Include_( |
| 167 | new \PhpParser\Node\Expr\BinaryOp\Concat( |
| 168 | new \PhpParser\Node\Scalar\MagicConst\Dir(), |
| 169 | new \PhpParser\Node\Scalar\String_('/composer/autoload_aliases.php') |
| 170 | ), |
| 171 | \PhpParser\Node\Expr\Include_::TYPE_REQUIRE_ONCE |
| 172 | ) |
| 173 | ); |
| 174 | |
| 175 | // Add a blank line. Probably not the correct way to do this. |
| 176 | $node->setAttribute('comments', [new \PhpParser\Comment('')]); |
| 177 | |
| 178 | return [ |
| 179 | $requireOnceAutoloadAliases, |
| 180 | $node |
| 181 | ]; |
| 182 | } |
| 183 | return $node; |
| 184 | } |
| 185 | }); |
| 186 | |
| 187 | $modifiedStmts = $traverser->traverse($ast); |
| 188 | |
| 189 | $prettyPrinter = new Standard(); |
| 190 | |
| 191 | return $prettyPrinter->prettyPrintFile($modifiedStmts); |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * `require_once __DIR__ . '/../vendor-prefixed/autoload.php';` |
| 196 | */ |
| 197 | protected function addVendorPrefixedAutoloadToComposerAutoload(string $code): string |
| 198 | { |
| 199 | if ($this->config->getTargetDirectory() === $this->config->getVendorDirectory()) { |
| 200 | $this->logger->info('Vendor directory is target directory, no autoloader to add.'); |
| 201 | return $code; |
| 202 | } |
| 203 | |
| 204 | $targetDirAutoload = '/' . $this->fileSystem->getRelativePath($this->config->getVendorDirectory(), $this->config->getTargetDirectory()) . '/autoload.php'; |
| 205 | |
| 206 | if (false !== strpos($code, $targetDirAutoload)) { |
| 207 | $this->logger->info('vendor/autoload.php already includes ' . $targetDirAutoload); |
| 208 | return $code; |
| 209 | } |
| 210 | |
| 211 | $parser = (new ParserFactory())->createForNewestSupportedVersion(); |
| 212 | try { |
| 213 | $ast = $parser->parse($code); |
| 214 | } catch (Error $error) { |
| 215 | $this->logger->error("Parse error: {$error->getMessage()}"); |
| 216 | return $code; |
| 217 | } |
| 218 | |
| 219 | $traverser = new NodeTraverser(); |
| 220 | $traverser->addVisitor(new class($targetDirAutoload) extends NodeVisitorAbstract { |
| 221 | |
| 222 | protected bool $added = false; |
| 223 | protected ?string $targetDirectoryAutoload; |
| 224 | public function __construct(?string $targetDirectoryAutoload) |
| 225 | { |
| 226 | $this->targetDirectoryAutoload = $targetDirectoryAutoload; |
| 227 | } |
| 228 | |
| 229 | public function leaveNode(Node $node) |
| 230 | { |
| 231 | if ($this->added) { |
| 232 | return $node; |
| 233 | } |
| 234 | |
| 235 | if (get_class($node) === \PhpParser\Node\Stmt\Expression::class) { |
| 236 | $prettyPrinter = new Standard(); |
| 237 | $nodeText = $prettyPrinter->prettyPrintExpr($node->expr); |
| 238 | |
| 239 | $targets = [ |
| 240 | "require_once __DIR__ . '/composer/autoload_real.php'", |
| 241 | "require_once __DIR__ . '/composer/autoload_aliases.php'" |
| 242 | ]; |
| 243 | |
| 244 | if (!in_array($nodeText, $targets)) { |
| 245 | return $node; |
| 246 | } |
| 247 | |
| 248 | $requireOnceStraussAutoload = new Node\Stmt\Expression( |
| 249 | new Node\Expr\Include_( |
| 250 | new \PhpParser\Node\Expr\BinaryOp\Concat( |
| 251 | new \PhpParser\Node\Scalar\MagicConst\Dir(), |
| 252 | new Node\Scalar\String_($this->targetDirectoryAutoload) |
| 253 | ), |
| 254 | Node\Expr\Include_::TYPE_REQUIRE_ONCE |
| 255 | ) |
| 256 | ); |
| 257 | |
| 258 | // Add a blank line. Probably not the correct way to do this. |
| 259 | $requireOnceStraussAutoload->setAttribute('comments', [new \PhpParser\Comment('')]); |
| 260 | |
| 261 | $this->added = true; |
| 262 | |
| 263 | return [ |
| 264 | $requireOnceStraussAutoload, |
| 265 | $node |
| 266 | ]; |
| 267 | } |
| 268 | return $node; |
| 269 | } |
| 270 | }); |
| 271 | |
| 272 | $modifiedStmts = $traverser->traverse($ast); |
| 273 | |
| 274 | $prettyPrinter = new Standard(); |
| 275 | |
| 276 | return $prettyPrinter->prettyPrintFile($modifiedStmts); |
| 277 | } |
| 278 | } |