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| 1 | <?php |
| 2 | |
| 3 | namespace BrianHenryIE\Strauss\Pipeline; |
| 4 | |
| 5 | use BrianHenryIE\Strauss\Composer\ComposerPackage; |
| 6 | use BrianHenryIE\Strauss\Config\PrefixerConfigInterface; |
| 7 | use BrianHenryIE\Strauss\Files\File; |
| 8 | use BrianHenryIE\Strauss\Helpers\FileSystem; |
| 9 | use BrianHenryIE\Strauss\Helpers\NamespaceSort; |
| 10 | use BrianHenryIE\Strauss\Types\DiscoveredSymbols; |
| 11 | use BrianHenryIE\Strauss\Types\FunctionSymbol; |
| 12 | use BrianHenryIE\Strauss\Types\NamespaceSymbol; |
| 13 | use Exception; |
| 14 | use League\Flysystem\FilesystemException; |
| 15 | use PhpParser\Node; |
| 16 | use PhpParser\Node\Arg; |
| 17 | use PhpParser\Node\Expr\ClassConstFetch; |
| 18 | use PhpParser\Node\Expr\ConstFetch; |
| 19 | use PhpParser\Node\Expr\FuncCall; |
| 20 | use PhpParser\Node\Name; |
| 21 | use PhpParser\Node\Scalar\String_; |
| 22 | use PhpParser\Node\Stmt\Function_; |
| 23 | use PhpParser\NodeFinder; |
| 24 | use PhpParser\NodeTraverser; |
| 25 | use PhpParser\ParserFactory; |
| 26 | use PhpParser\PrettyPrinter\Standard; |
| 27 | use Psr\Log\LoggerAwareTrait; |
| 28 | use Psr\Log\LoggerInterface; |
| 29 | use Psr\Log\NullLogger; |
| 30 | |
| 31 | class Prefixer |
| 32 | { |
| 33 | use LoggerAwareTrait; |
| 34 | |
| 35 | protected PrefixerConfigInterface $config; |
| 36 | |
| 37 | protected FileSystem $filesystem; |
| 38 | |
| 39 | /** |
| 40 | * array<$filePath, $package> or null if the file is not from a dependency (i.e. a project file). |
| 41 | * |
| 42 | * @var array<string, ?ComposerPackage> |
| 43 | */ |
| 44 | protected array $changedFiles = array(); |
| 45 | |
| 46 | public function __construct( |
| 47 | PrefixerConfigInterface $config, |
| 48 | FileSystem $filesystem, |
| 49 | ?LoggerInterface $logger = null |
| 50 | ) { |
| 51 | $this->config = $config; |
| 52 | $this->filesystem = $filesystem; |
| 53 | $this->logger = $logger ?? new NullLogger(); |
| 54 | } |
| 55 | |
| 56 | // Don't replace a classname if there's an import for a class with the same name. |
| 57 | // but do replace \Classname always |
| 58 | |
| 59 | /** |
| 60 | * @param DiscoveredSymbols $discoveredSymbols |
| 61 | * ///param array<string,array{dependency:ComposerPackage,sourceAbsoluteFilepath:string,targetRelativeFilepath:string}> $phpFileArrays |
| 62 | * @param array<File> $files |
| 63 | * |
| 64 | * @throws FilesystemException |
| 65 | * @throws FilesystemException |
| 66 | */ |
| 67 | public function replaceInFiles(DiscoveredSymbols $discoveredSymbols, array $files): void |
| 68 | { |
| 69 | foreach ($files as $file) { |
| 70 | if (!$file->isDoPrefix()) { |
| 71 | continue; |
| 72 | } |
| 73 | |
| 74 | if ($this->filesystem->directoryExists($file->getAbsoluteTargetPath())) { |
| 75 | $this->logger->debug("is_dir() / nothing to do : {$file->getAbsoluteTargetPath()}"); |
| 76 | continue; |
| 77 | } |
| 78 | |
| 79 | if (!$file->isPhpFile()) { |
| 80 | continue; |
| 81 | } |
| 82 | |
| 83 | if (!$this->filesystem->fileExists($file->getAbsoluteTargetPath())) { |
| 84 | $this->logger->warning("Expected file does not exist: {$file->getAbsoluteTargetPath()}"); |
| 85 | continue; |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * Throws an exception, but unlikely to happen. |
| 90 | */ |
| 91 | $contents = $this->filesystem->read($file->getAbsoluteTargetPath()); |
| 92 | |
| 93 | $updatedContents = $this->replaceInString($discoveredSymbols, $contents); |
| 94 | |
| 95 | $relativeFilePath = $this->filesystem->getRelativePath(dirname($this->config->getTargetDirectory()), $file->getAbsoluteTargetPath()); |
| 96 | |
| 97 | if ($updatedContents !== $contents) { |
| 98 | // TODO: diff here and debug log. |
| 99 | $file->setDidUpdate(); |
| 100 | $this->filesystem->write($file->getAbsoluteTargetPath(), $updatedContents); |
| 101 | $this->logger->info("Updated contents of file: {$relativeFilePath}"); |
| 102 | } else { |
| 103 | $this->logger->debug("No changes to file: {$relativeFilePath}"); |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * @param DiscoveredSymbols $discoveredSymbols |
| 110 | * @param string[] $absoluteFilePathsArray |
| 111 | * |
| 112 | * @return void |
| 113 | * @throws FilesystemException |
| 114 | */ |
| 115 | public function replaceInProjectFiles(DiscoveredSymbols $discoveredSymbols, array $absoluteFilePathsArray): void |
| 116 | { |
| 117 | |
| 118 | foreach ($absoluteFilePathsArray as $fileAbsolutePath) { |
| 119 | $relativeFilePath = $this->filesystem->getRelativePath(dirname($this->config->getTargetDirectory()), $fileAbsolutePath); |
| 120 | |
| 121 | if ($this->filesystem->directoryExists($fileAbsolutePath)) { |
| 122 | $this->logger->debug("is_dir() / nothing to do : {$relativeFilePath}"); |
| 123 | continue; |
| 124 | } |
| 125 | |
| 126 | if (!$this->filesystem->fileExists($fileAbsolutePath)) { |
| 127 | $this->logger->warning("Expected file does not exist: {$relativeFilePath}"); |
| 128 | continue; |
| 129 | } |
| 130 | |
| 131 | // Throws an exception, but unlikely to happen. |
| 132 | $contents = $this->filesystem->read($fileAbsolutePath); |
| 133 | |
| 134 | $updatedContents = $this->replaceInString($discoveredSymbols, $contents); |
| 135 | |
| 136 | if ($updatedContents !== $contents) { |
| 137 | $this->changedFiles[$fileAbsolutePath] = null; |
| 138 | $this->filesystem->write($fileAbsolutePath, $updatedContents); |
| 139 | $this->logger->info('Updated contents of file: ' . $relativeFilePath); |
| 140 | } else { |
| 141 | $this->logger->debug('No changes to file: ' . $relativeFilePath); |
| 142 | } |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * @param DiscoveredSymbols $discoveredSymbols |
| 148 | * @param string $contents |
| 149 | * |
| 150 | * @throws Exception |
| 151 | */ |
| 152 | public function replaceInString(DiscoveredSymbols $discoveredSymbols, string $contents): string |
| 153 | { |
| 154 | $classmapPrefix = $this->config->getClassmapPrefix(); |
| 155 | |
| 156 | $namespacesChanges = $discoveredSymbols->getDiscoveredNamespaces($this->config->getNamespacePrefix()); |
| 157 | $constants = $discoveredSymbols->getDiscoveredConstants($this->config->getConstantsPrefix()); |
| 158 | $functions = $discoveredSymbols->getDiscoveredFunctions(); |
| 159 | |
| 160 | $contents = $this->prepareRelativeNamespaces($contents, $namespacesChanges); |
| 161 | |
| 162 | $classesTraitsInterfaces = array_merge( |
| 163 | $discoveredSymbols->getDiscoveredTraits(), |
| 164 | $discoveredSymbols->getDiscoveredInterfaces(), |
| 165 | $discoveredSymbols->getAllClasses() |
| 166 | ); |
| 167 | |
| 168 | foreach ($classesTraitsInterfaces as $theclass) { |
| 169 | if (str_starts_with($theclass->getOriginalSymbol(), $classmapPrefix)) { |
| 170 | // Already prefixed / second scan. |
| 171 | continue; |
| 172 | } |
| 173 | |
| 174 | if ($theclass->getNamespace() !== '\\') { |
| 175 | $newNamespace = $namespacesChanges[$theclass->getNamespace()]; |
| 176 | if ($newNamespace) { |
| 177 | $theclass->setReplacement( |
| 178 | str_replace( |
| 179 | $newNamespace->getOriginalSymbol(), |
| 180 | $newNamespace->getReplacement(), |
| 181 | $theclass->getOriginalSymbol() |
| 182 | ) |
| 183 | ); |
| 184 | unset($newNamespace); |
| 185 | } |
| 186 | continue; |
| 187 | } |
| 188 | $theclass->setReplacement($classmapPrefix . $theclass->getOriginalSymbol()); |
| 189 | } |
| 190 | |
| 191 | foreach ($discoveredSymbols->getDiscoveredClasses($this->config->getClassmapPrefix()) as $classsname) { |
| 192 | if ($classmapPrefix) { |
| 193 | $contents = $this->replaceClassname($contents, $classsname, $classmapPrefix); |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | // TODO: Move this out of the loop. |
| 198 | $namespacesChangesStrings = []; |
| 199 | foreach ($namespacesChanges as $originalNamespace => $namespaceSymbol) { |
| 200 | if (in_array($originalNamespace, $this->config->getExcludeNamespacesFromPrefixing())) { |
| 201 | $this->logger->info("Skipping namespace: $originalNamespace"); |
| 202 | continue; |
| 203 | } |
| 204 | $namespacesChangesStrings[$originalNamespace] = $namespaceSymbol->getReplacement(); |
| 205 | } |
| 206 | // This matters... it shouldn't. |
| 207 | uksort($namespacesChangesStrings, new NamespaceSort(NamespaceSort::SHORTEST)); |
| 208 | foreach ($namespacesChangesStrings as $originalNamespace => $replacementNamespace) { |
| 209 | $contents = $this->replaceNamespace($contents, $originalNamespace, $replacementNamespace); |
| 210 | } |
| 211 | |
| 212 | if (!is_null($this->config->getConstantsPrefix())) { |
| 213 | $contents = $this->replaceConstants($contents, $constants, $this->config->getConstantsPrefix()); |
| 214 | } |
| 215 | |
| 216 | foreach ($functions as $functionSymbol) { |
| 217 | $contents = $this->replaceFunctions($contents, $functionSymbol); |
| 218 | } |
| 219 | |
| 220 | $contents = $this->replaceConstFetchNamespaces($discoveredSymbols, $contents); |
| 221 | |
| 222 | return $contents; |
| 223 | } |
| 224 | |
| 225 | protected function replaceConstFetchNamespaces(DiscoveredSymbols $symbols, string $contents): string |
| 226 | { |
| 227 | $parser = (new ParserFactory())->createForNewestSupportedVersion(); |
| 228 | $ast = $parser->parse($contents); |
| 229 | |
| 230 | $namespaceSymbols = $symbols->getDiscoveredNamespaces($this->config->getNamespacePrefix()); |
| 231 | if (empty($namespaceSymbols)) { |
| 232 | return $contents; |
| 233 | } |
| 234 | |
| 235 | $nodeFinder = new NodeFinder(); |
| 236 | $positions = []; |
| 237 | |
| 238 | /** @var ConstFetch[] $constFetches */ |
| 239 | $constFetches = $nodeFinder->find($ast, function (Node $node) { |
| 240 | return $node instanceof ConstFetch |
| 241 | && $node->name instanceof Name\FullyQualified; |
| 242 | }); |
| 243 | |
| 244 | foreach ($constFetches as $fetch) { |
| 245 | $full = $fetch->name->toString(); |
| 246 | $parts = explode('\\', $full); |
| 247 | $namespace = $parts[0] ?? null; |
| 248 | |
| 249 | if ($namespace && isset($namespaceSymbols[$namespace])) { |
| 250 | $replacementNamespace = $namespaceSymbols[$namespace]->getReplacement(); |
| 251 | $parts[0] = $replacementNamespace; |
| 252 | $newName = '\\' . implode('\\', $parts); |
| 253 | |
| 254 | $positions[] = [ |
| 255 | 'start' => $fetch->name->getStartFilePos(), |
| 256 | 'end' => $fetch->name->getEndFilePos() + 1, |
| 257 | 'replacement' => $newName, |
| 258 | ]; |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | usort($positions, fn($a, $b) => $b['start'] <=> $a['start']); |
| 263 | |
| 264 | foreach ($positions as $pos) { |
| 265 | $contents = substr_replace($contents, $pos['replacement'], $pos['start'], $pos['end'] - $pos['start']); |
| 266 | } |
| 267 | |
| 268 | return $contents; |
| 269 | } |
| 270 | |
| 271 | /** |
| 272 | * TODO: Test against traits. |
| 273 | * |
| 274 | * @param string $contents The text to make replacements in. |
| 275 | * @param string $originalNamespace |
| 276 | * @param string $replacement |
| 277 | * |
| 278 | * @return string The updated text. |
| 279 | * @throws Exception |
| 280 | */ |
| 281 | public function replaceNamespace(string $contents, string $originalNamespace, string $replacement): string |
| 282 | { |
| 283 | |
| 284 | $searchNamespace = '\\' . rtrim($originalNamespace, '\\') . '\\'; |
| 285 | $searchNamespace = str_replace('\\\\', '\\', $searchNamespace); |
| 286 | $searchNamespace = str_replace('\\', '\\\\{0,2}', $searchNamespace); |
| 287 | |
| 288 | $pattern = " |
| 289 | / # Start the pattern |
| 290 | ( |
| 291 | ^\s* # start of the string |
| 292 | |\\n\s* # start of the line |
| 293 | |(<?php\s+namespace|^\s*namespace|[\r\n]+\s*namespace)\s+ # the namespace keyword |
| 294 | |use\s+ # the use keyword |
| 295 | |use\s+function\s+ # the use function syntax |
| 296 | |new\s+ |
| 297 | |static\s+ |
| 298 | |\" # inside a string that does not contain spaces - needs work |
| 299 | |' # right now its just inside a string that doesnt start with a space |
| 300 | |implements\s+ |
| 301 | |extends\s+ # when the class being extended is namespaced inline |
| 302 | |return\s+ |
| 303 | |instanceof\s+ # when checking the class type of an object in a conditional |
| 304 | |\(\s* # inside a function declaration as the first parameters type |
| 305 | |,\s* # inside a function declaration as a subsequent parameter type |
| 306 | |\.\s* # as part of a concatenated string |
| 307 | |=\s* # as the value being assigned to a variable |
| 308 | |\*\s+@\w+\s* # In a comments param etc |
| 309 | |&\s* # a static call as a second parameter of an if statement |
| 310 | |\|\s* |
| 311 | |!\s* # negating the result of a static call |
| 312 | |=>\s* # as the value in an associative array |
| 313 | |\[\s* # In a square array |
| 314 | |\?\s* # In a ternary operator |
| 315 | |:\s* # In a ternary operator |
| 316 | |< # In a generic type declaration |
| 317 | |\(string\)\s* # casting a namespaced class to a string |
| 318 | ) |
| 319 | @? # Maybe preceded by the @ symbol for error suppression |
| 320 | (?<searchNamespace> |
| 321 | {$searchNamespace} # followed by the namespace to replace |
| 322 | ) |
| 323 | (?!:) # Not followed by : which would only be valid after a classname |
| 324 | ( |
| 325 | \s*; # followed by a semicolon |
| 326 | |\s*{ # or an opening brace for multiple namespaces per file |
| 327 | |\\\\{1,2}[a-zA-Z0-9_\x7f-\xff]{1,} # or a classname no slashes |
| 328 | |\s+as # or the keyword as |
| 329 | |\" # or quotes |
| 330 | |' # or single quote |
| 331 | |: # or a colon to access a static |
| 332 | |\\\\{ |
| 333 | |> # In a generic type declaration (end) |
| 334 | ) |
| 335 | /Ux"; // U: Non-greedy matching, x: ignore whitespace in pattern. |
| 336 | |
| 337 | $replacingFunction = function ($matches) use ($originalNamespace, $replacement) { |
| 338 | $singleBackslash = '\\'; |
| 339 | $doubleBackslash = '\\\\'; |
| 340 | |
| 341 | if (false !== strpos($matches['0'], $doubleBackslash)) { |
| 342 | $originalNamespace = str_replace($singleBackslash, $doubleBackslash, $originalNamespace); |
| 343 | $replacement = str_replace($singleBackslash, $doubleBackslash, $replacement); |
| 344 | } |
| 345 | |
| 346 | return str_replace($originalNamespace, $replacement, $matches[0]); |
| 347 | }; |
| 348 | |
| 349 | $result = preg_replace_callback($pattern, $replacingFunction, $contents); |
| 350 | |
| 351 | $matchingError = preg_last_error(); |
| 352 | if (0 !== $matchingError) { |
| 353 | $message = "Matching error {$matchingError}"; |
| 354 | if (PREG_BACKTRACK_LIMIT_ERROR === $matchingError) { |
| 355 | $message = 'Preg Backtrack limit was exhausted!'; |
| 356 | } |
| 357 | throw new Exception($message); |
| 358 | } |
| 359 | |
| 360 | // For prefixed functions which do not begin with a backslash, add one. |
| 361 | // I'm not certain this is a good idea. |
| 362 | // @see https://github.com/BrianHenryIE/strauss/issues/65 |
| 363 | $functionReplacingPattern = '/\\\\?(' . preg_quote(ltrim($replacement, '\\'), '/') . '\\\\(?:[a-zA-Z0-9_\x7f-\xff]+\\\\)*[a-zA-Z0-9_\x7f-\xff]+\\()/'; |
| 364 | |
| 365 | return preg_replace( |
| 366 | $functionReplacingPattern, |
| 367 | "\\\\$1", |
| 368 | $result |
| 369 | ); |
| 370 | } |
| 371 | |
| 372 | /** |
| 373 | * In a namespace: |
| 374 | * * use \Classname; |
| 375 | * * new \Classname() |
| 376 | * |
| 377 | * In a global namespace: |
| 378 | * * new Classname() |
| 379 | * |
| 380 | * @param string $contents |
| 381 | * @param string $originalClassname |
| 382 | * @param string $classnamePrefix |
| 383 | * |
| 384 | * @throws Exception |
| 385 | */ |
| 386 | public function replaceClassname(string $contents, string $originalClassname, string $classnamePrefix): string |
| 387 | { |
| 388 | $searchClassname = preg_quote($originalClassname, '/'); |
| 389 | |
| 390 | // This could be more specific if we could enumerate all preceding and proceeding words ("new", "("...). |
| 391 | $pattern = ' |
| 392 | / # Start the pattern |
| 393 | (^\s*namespace|\r\n\s*namespace)\s+[a-zA-Z0-9_\x7f-\xff\\\\]+\s*{(.*?)(namespace|\z) |
| 394 | # Look for a preceding namespace declaration, up until a |
| 395 | # potential second namespace declaration. |
| 396 | | # if found, match that much before continuing the search on |
| 397 | # the remainder of the string. |
| 398 | (^\s*namespace|\r\n\s*namespace)\s+[a-zA-Z0-9_\x7f-\xff\\\\]+\s*;(.*) # Skip lines just declaring the namespace. |
| 399 | | |
| 400 | ([^a-zA-Z0-9_\x7f-\xff\$\\\])(' . $searchClassname . ')([^a-zA-Z0-9_\x7f-\xff\\\]) # outside a namespace the class will not be prefixed with a slash |
| 401 | |
| 402 | /xsm'; // # x: ignore whitespace in regex. s dot matches newline, m: ^ and $ match start and end of line |
| 403 | |
| 404 | $replacingFunction = function ($matches) use ($originalClassname, $classnamePrefix) { |
| 405 | |
| 406 | // If we're inside a namespace other than the global namespace: |
| 407 | if (1 === preg_match('/\s*namespace\s+[a-zA-Z0-9_\x7f-\xff\\\\]+[;{\s\n]{1}.*/', $matches[0])) { |
| 408 | return $this->replaceGlobalClassInsideNamedNamespace( |
| 409 | $matches[0], |
| 410 | $originalClassname, |
| 411 | $classnamePrefix |
| 412 | ); |
| 413 | } else { |
| 414 | $newContents = ''; |
| 415 | foreach ($matches as $index => $captured) { |
| 416 | if (0 === $index) { |
| 417 | continue; |
| 418 | } |
| 419 | |
| 420 | if ($captured == $originalClassname) { |
| 421 | $newContents .= $classnamePrefix; |
| 422 | } |
| 423 | |
| 424 | $newContents .= $captured; |
| 425 | } |
| 426 | return $newContents; |
| 427 | } |
| 428 | // return $matches[1] . $matches[2] . $matches[3] . $classnamePrefix . $originalClassname . $matches[5]; |
| 429 | }; |
| 430 | |
| 431 | $result = preg_replace_callback($pattern, $replacingFunction, $contents); |
| 432 | |
| 433 | if (is_null($result)) { |
| 434 | throw new Exception('preg_replace_callback returned null'); |
| 435 | } |
| 436 | |
| 437 | $matchingError = preg_last_error(); |
| 438 | if (0 !== $matchingError) { |
| 439 | $message = "Matching error {$matchingError}"; |
| 440 | if (PREG_BACKTRACK_LIMIT_ERROR === $matchingError) { |
| 441 | $message = 'Backtrack limit was exhausted!'; |
| 442 | } |
| 443 | throw new Exception($message); |
| 444 | } |
| 445 | |
| 446 | return $result; |
| 447 | } |
| 448 | |
| 449 | /** |
| 450 | * Pass in a string and look for \Classname instances. |
| 451 | * |
| 452 | * @param string $contents |
| 453 | * @param string $originalClassname |
| 454 | * @param string $classnamePrefix |
| 455 | * @return string |
| 456 | */ |
| 457 | protected function replaceGlobalClassInsideNamedNamespace( |
| 458 | string $contents, |
| 459 | string $originalClassname, |
| 460 | string $classnamePrefix |
| 461 | ): string { |
| 462 | $replacement = $classnamePrefix . $originalClassname; |
| 463 | |
| 464 | // use Prefixed_Class as Class; |
| 465 | $usePattern = '/ |
| 466 | (\s*use\s+) |
| 467 | (' . $originalClassname . ') # Followed by the classname |
| 468 | \s*; |
| 469 | /x'; // # x: ignore whitespace in regex. |
| 470 | |
| 471 | $contents = preg_replace_callback( |
| 472 | $usePattern, |
| 473 | function ($matches) use ($replacement) { |
| 474 | return $matches[1] . $replacement . ' as ' . $matches[2] . ';'; |
| 475 | }, |
| 476 | $contents |
| 477 | ); |
| 478 | |
| 479 | $bodyPattern = |
| 480 | '/([^a-zA-Z0-9_\x7f-\xff] # Not a class character |
| 481 | \\\) # Followed by a backslash to indicate global namespace |
| 482 | (' . $originalClassname . ') # Followed by the classname |
| 483 | ([^\\\;]{1}) # Not a backslash or semicolon which might indicate a namespace |
| 484 | /x'; // # x: ignore whitespace in regex. |
| 485 | |
| 486 | return preg_replace_callback( |
| 487 | $bodyPattern, |
| 488 | function ($matches) use ($replacement) { |
| 489 | return $matches[1] . $replacement . $matches[3]; |
| 490 | }, |
| 491 | $contents |
| 492 | ) ?? $contents; // TODO: If this happens, it should raise an exception. |
| 493 | } |
| 494 | |
| 495 | /** |
| 496 | * TODO: This should be split and brought to FileScanner. |
| 497 | * |
| 498 | * @param string $contents |
| 499 | * @param string[] $originalConstants |
| 500 | * @param string $prefix |
| 501 | */ |
| 502 | protected function replaceConstants(string $contents, array $originalConstants, string $prefix): string |
| 503 | { |
| 504 | |
| 505 | foreach ($originalConstants as $constant) { |
| 506 | $contents = $this->replaceConstant($contents, $constant, $prefix . $constant); |
| 507 | } |
| 508 | |
| 509 | return $contents; |
| 510 | } |
| 511 | |
| 512 | protected function replaceConstant(string $contents, string $originalConstant, string $replacementConstant): string |
| 513 | { |
| 514 | return str_replace($originalConstant, $replacementConstant, $contents); |
| 515 | } |
| 516 | |
| 517 | protected function replaceFunctions(string $contents, FunctionSymbol $functionSymbol): string |
| 518 | { |
| 519 | $originalFunctionString = $functionSymbol->getOriginalSymbol(); |
| 520 | $replacementFunctionString = $functionSymbol->getReplacement(); |
| 521 | |
| 522 | if ($originalFunctionString === $replacementFunctionString) { |
| 523 | return $contents; |
| 524 | } |
| 525 | |
| 526 | $nodeFinder = new NodeFinder(); |
| 527 | $parser = (new ParserFactory())->createForNewestSupportedVersion(); |
| 528 | $ast = $parser->parse($contents); |
| 529 | |
| 530 | $positions = []; |
| 531 | |
| 532 | // Function declarations (global only) |
| 533 | $functionDefs = $nodeFinder->findInstanceOf($ast, Function_::class); |
| 534 | foreach ($functionDefs as $func) { |
| 535 | if ($func->name->name === $originalFunctionString) { |
| 536 | $positions[] = [ |
| 537 | 'start' => $func->name->getStartFilePos(), |
| 538 | 'end' => $func->name->getEndFilePos() + 1, |
| 539 | ]; |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | // Calls (global only) |
| 544 | $calls = $nodeFinder->findInstanceOf($ast, FuncCall::class); |
| 545 | foreach ($calls as $call) { |
| 546 | if ($call->name instanceof Name && |
| 547 | $call->name->toString() === $originalFunctionString |
| 548 | ) { |
| 549 | $positions[] = [ |
| 550 | 'start' => $call->name->getStartFilePos(), |
| 551 | 'end' => $call->name->getEndFilePos() + 1, |
| 552 | ]; |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | $functionsUsingCallable = [ |
| 557 | 'function_exists', |
| 558 | 'call_user_func', |
| 559 | 'call_user_func_array', |
| 560 | 'forward_static_call', |
| 561 | 'forward_static_call_array', |
| 562 | 'register_shutdown_function', |
| 563 | 'register_tick_function', |
| 564 | 'unregister_tick_function', |
| 565 | ]; |
| 566 | |
| 567 | foreach ($calls as $call) { |
| 568 | if ($call->name instanceof Name && |
| 569 | in_array($call->name->toString(), $functionsUsingCallable) |
| 570 | && isset($call->args[0]) |
| 571 | && $call->args[0] instanceof Arg |
| 572 | && $call->args[0]->value instanceof String_ |
| 573 | && $call->args[0]->value->value === $originalFunctionString |
| 574 | ) { |
| 575 | $positions[] = [ |
| 576 | 'start' => $call->args[0]->value->getStartFilePos() + 1, // do not change quotes |
| 577 | 'end' => $call->args[0]->value->getEndFilePos(), |
| 578 | ]; |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | if (empty($positions)) { |
| 583 | return $contents; |
| 584 | } |
| 585 | |
| 586 | // We sort by start, from the end - so as not to break the positions after the substitution |
| 587 | usort($positions, fn($a, $b) => $b['start'] <=> $a['start']); |
| 588 | |
| 589 | foreach ($positions as $pos) { |
| 590 | $contents = substr_replace($contents, $replacementFunctionString, $pos['start'], $pos['end'] - $pos['start']); |
| 591 | } |
| 592 | return $contents; |
| 593 | } |
| 594 | |
| 595 | /** |
| 596 | * TODO: This should be a function on {@see DiscoveredFiles}. |
| 597 | * |
| 598 | * @return array<string, ComposerPackage> |
| 599 | */ |
| 600 | public function getModifiedFiles(): array |
| 601 | { |
| 602 | return $this->changedFiles; |
| 603 | } |
| 604 | |
| 605 | /** |
| 606 | * In the case of `use Namespaced\Traitname;` by `nette/latte`, the trait uses the full namespace but it is not |
| 607 | * preceded by a backslash. When everything is moved up a namespace level, this is a problem. I think being |
| 608 | * explicit about the namespace being a full namespace rather than a relative one should fix this. |
| 609 | * |
| 610 | * We will scan the file for `use Namespaced\Traitname` and replace it with `use \Namespaced\Traitname;`. |
| 611 | * |
| 612 | * @see https://github.com/nette/latte/blob/0ac0843a459790d471821f6a82f5d13db831a0d3/src/Latte/Loaders/FileLoader.php#L20 |
| 613 | * |
| 614 | * @param string $phpFileContent |
| 615 | * @param NamespaceSymbol[] $discoveredNamespaceSymbols |
| 616 | */ |
| 617 | protected function prepareRelativeNamespaces(string $phpFileContent, array $discoveredNamespaceSymbols): string |
| 618 | { |
| 619 | $parser = (new ParserFactory())->createForNewestSupportedVersion(); |
| 620 | |
| 621 | $ast = $parser->parse($phpFileContent); |
| 622 | |
| 623 | $traverser = new NodeTraverser(); |
| 624 | $visitor = new class($discoveredNamespaceSymbols) extends \PhpParser\NodeVisitorAbstract { |
| 625 | |
| 626 | public int $countChanges = 0; |
| 627 | protected array $discoveredNamespaces; |
| 628 | |
| 629 | protected Node $lastNode; |
| 630 | |
| 631 | /** |
| 632 | * The list of `use Namespace\Subns;` statements in the file. |
| 633 | * |
| 634 | * @var string[] |
| 635 | */ |
| 636 | protected array $using = []; |
| 637 | |
| 638 | public function __construct(array $discoveredNamespaceSymbols) |
| 639 | { |
| 640 | |
| 641 | $this->discoveredNamespaces = array_map( |
| 642 | fn(NamespaceSymbol $symbol) => $symbol->getOriginalSymbol(), |
| 643 | $discoveredNamespaceSymbols |
| 644 | ); |
| 645 | } |
| 646 | |
| 647 | public function leaveNode(Node $node) |
| 648 | { |
| 649 | |
| 650 | if ($node instanceof \PhpParser\Node\Stmt\Namespace_) { |
| 651 | $this->using[] = $node->name->name; |
| 652 | $this->lastNode = $node; |
| 653 | return $node; |
| 654 | } |
| 655 | // Probably the namespace declaration |
| 656 | if (empty($this->lastNode) && $node instanceof Name) { |
| 657 | $this->using[] = $node->name; |
| 658 | $this->lastNode = $node; |
| 659 | return $node; |
| 660 | } |
| 661 | if ($node instanceof Name) { |
| 662 | return $node; |
| 663 | } |
| 664 | if ($node instanceof \PhpParser\Node\Stmt\Use_) { |
| 665 | foreach ($node->uses as $use) { |
| 666 | $use->name->name = ltrim($use->name->name, '\\'); |
| 667 | $this->using[] = $use->name->name; |
| 668 | } |
| 669 | $this->lastNode = $node; |
| 670 | return $node; |
| 671 | } |
| 672 | if ($node instanceof \PhpParser\Node\UseItem) { |
| 673 | return $node; |
| 674 | } |
| 675 | |
| 676 | $nameNodes = []; |
| 677 | |
| 678 | $docComment = $node->getDocComment(); |
| 679 | if ($docComment) { |
| 680 | foreach ($this->discoveredNamespaces as $namespace) { |
| 681 | $updatedDocCommentText = preg_replace( |
| 682 | '/(.*\*\s*@\w+\s+)(' . preg_quote($namespace, '/') . ')/', |
| 683 | '$1\\\\$2', |
| 684 | $docComment->getText(), |
| 685 | 1, |
| 686 | $count |
| 687 | ); |
| 688 | if ($count > 0) { |
| 689 | $this->countChanges++; |
| 690 | $node->setDocComment(new \PhpParser\Comment\Doc($updatedDocCommentText)); |
| 691 | break; |
| 692 | } |
| 693 | } |
| 694 | } |
| 695 | |
| 696 | if ($node instanceof \PhpParser\Node\Stmt\TraitUse) { |
| 697 | $nameNodes = array_merge($nameNodes, $node->traits); |
| 698 | } |
| 699 | |
| 700 | if ($node instanceof \PhpParser\Node\Param |
| 701 | && $node->type instanceof Name |
| 702 | && !($node->type instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 703 | $nameNodes[] = $node->type; |
| 704 | } |
| 705 | |
| 706 | if ($node instanceof \PhpParser\Node\NullableType |
| 707 | && $node->type instanceof Name |
| 708 | && !($node->type instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 709 | $nameNodes[] = $node->type; |
| 710 | } |
| 711 | |
| 712 | if ($node instanceof \PhpParser\Node\Stmt\ClassMethod |
| 713 | && $node->returnType instanceof Name |
| 714 | && !($node->returnType instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 715 | $nameNodes[] = $node->returnType; |
| 716 | } |
| 717 | |
| 718 | if ($node instanceof ClassConstFetch |
| 719 | && $node->class instanceof Name |
| 720 | && !($node->class instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 721 | $nameNodes[] = $node->class; |
| 722 | } |
| 723 | |
| 724 | if ($node instanceof \PhpParser\Node\Expr\StaticPropertyFetch |
| 725 | && $node->class instanceof Name |
| 726 | && !($node->class instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 727 | $nameNodes[] = $node->class; |
| 728 | } |
| 729 | |
| 730 | if (property_exists($node, 'name') |
| 731 | && $node->name instanceof Name |
| 732 | && !($node->name instanceof \PhpParser\Node\Name\FullyQualified) |
| 733 | ) { |
| 734 | $nameNodes[] = $node->name; |
| 735 | } |
| 736 | |
| 737 | if ($node instanceof \PhpParser\Node\Expr\StaticCall) { |
| 738 | if (!method_exists($node->class, 'isFullyQualified') || !$node->class->isFullyQualified()) { |
| 739 | $nameNodes[] = $node->class; |
| 740 | } |
| 741 | } |
| 742 | |
| 743 | if ($node instanceof \PhpParser\Node\Stmt\TryCatch) { |
| 744 | foreach ($node->catches as $catch) { |
| 745 | foreach ($catch->types as $catchType) { |
| 746 | if ($catchType instanceof Name |
| 747 | && !($catchType instanceof \PhpParser\Node\Name\FullyQualified) |
| 748 | ) { |
| 749 | $nameNodes[] = $catchType; |
| 750 | } |
| 751 | } |
| 752 | } |
| 753 | } |
| 754 | |
| 755 | if ($node instanceof \PhpParser\Node\Stmt\Class_) { |
| 756 | foreach ($node->implements as $implement) { |
| 757 | if ($implement instanceof Name |
| 758 | && !($implement instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 759 | $nameNodes[] = $implement; |
| 760 | } |
| 761 | } |
| 762 | } |
| 763 | if ($node instanceof \PhpParser\Node\Expr\Instanceof_ |
| 764 | && $node->class instanceof Name |
| 765 | && !($node->class instanceof \PhpParser\Node\Name\FullyQualified)) { |
| 766 | $nameNodes[] = $node->class; |
| 767 | } |
| 768 | |
| 769 | foreach ($nameNodes as $nameNode) { |
| 770 | if (!property_exists($nameNode, 'name')) { |
| 771 | continue; |
| 772 | } |
| 773 | // If the name contains a `\` but does not begin with one, it may be a relative namespace; |
| 774 | if (false !== strpos($nameNode->name, '\\') && 0 !== strpos($nameNode->name, '\\')) { |
| 775 | $parts = explode('\\', $nameNode->name); |
| 776 | array_pop($parts); |
| 777 | $namespace = implode('\\', $parts); |
| 778 | if (in_array($namespace, $this->discoveredNamespaces)) { |
| 779 | $nameNode->name = '\\' . $nameNode->name; |
| 780 | $this->countChanges++; |
| 781 | } else { |
| 782 | foreach ($this->using as $namespaceBase) { |
| 783 | if (in_array($namespaceBase . '\\' . $namespace, $this->discoveredNamespaces)) { |
| 784 | $nameNode->name = '\\' . $namespaceBase . '\\' . $nameNode->name; |
| 785 | $this->countChanges++; |
| 786 | break; |
| 787 | } |
| 788 | } |
| 789 | } |
| 790 | } |
| 791 | } |
| 792 | $this->lastNode = $node; |
| 793 | return $node; |
| 794 | } |
| 795 | }; |
| 796 | $traverser->addVisitor($visitor); |
| 797 | |
| 798 | $modifiedStmts = $traverser->traverse($ast); |
| 799 | |
| 800 | $updatedContent = (new Standard())->prettyPrintFile($modifiedStmts); |
| 801 | |
| 802 | $updatedContent = str_replace('namespace \\', 'namespace ', $updatedContent); |
| 803 | $updatedContent = str_replace('use \\\\', 'use \\', $updatedContent); |
| 804 | |
| 805 | return $visitor->countChanges == 0 |
| 806 | ? $phpFileContent |
| 807 | : $updatedContent; |
| 808 | } |
| 809 | } |