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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the humbug/php-scoper package. |
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* |
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* Copyright (c) 2017 Théo FIDRY <[email protected]>, |
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* Pádraic Brady <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Humbug\PhpScoper\Scoper; |
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use Humbug\PhpScoper\PhpParser\TraverserFactory; |
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use Humbug\PhpScoper\Scoper; |
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use Humbug\PhpScoper\Whitelist; |
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use PhpParser\Error as PhpParserError; |
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use PhpParser\Parser; |
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use PhpParser\PrettyPrinter\Standard; |
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final class PhpScoper implements Scoper |
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{ |
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private const FILE_PATH_PATTERN = '/.*\.php$/'; |
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private const NOT_FILE_BINARY = '/\..+?$/'; |
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private const PHP_TAG = '/^<\?php/'; |
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private const PHP_BINARY = '/^#!.+?php.*\n{1,}<\?php/'; |
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private $parser; |
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private $decoratedScoper; |
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private $traverserFactory; |
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public function __construct(Parser $parser, Scoper $decoratedScoper, TraverserFactory $traverserFactory) |
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{ |
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$this->parser = $parser; |
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$this->decoratedScoper = $decoratedScoper; |
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$this->traverserFactory = $traverserFactory; |
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} |
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/** |
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* Scopes PHP files. |
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* |
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* {@inheritdoc} |
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* |
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* @throws PhpParserError |
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*/ |
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public function scope(string $filePath, string $contents, string $prefix, array $patchers, Whitelist $whitelist): string |
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{ |
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if (false === $this->isPhpFile($filePath, $contents)) { |
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return $this->decoratedScoper->scope($filePath, $contents, $prefix, $patchers, $whitelist); |
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} |
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return $this->scopePhp($contents, $prefix, $whitelist); |
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} |
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public function scopePhp(string $php, string $prefix, Whitelist $whitelist): string |
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{ |
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$statements = $this->parser->parse($php); |
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$traverser = $this->traverserFactory->create($this, $prefix, $whitelist); |
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$statements = $traverser->traverse($statements); |
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$prettyPrinter = new Standard(); |
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return $prettyPrinter->prettyPrintFile($statements)."\n"; |
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} |
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private function isPhpFile(string $filePath, string $contents): bool |
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{ |
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if (1 === preg_match(self::FILE_PATH_PATTERN, $filePath)) { |
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return true; |
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} |
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if (1 === preg_match(self::NOT_FILE_BINARY, basename($filePath))) { |
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return false; |
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} |
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if (1 === preg_match(self::PHP_TAG, ltrim($contents))) { |
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return true; |
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} |
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return 1 === preg_match(self::PHP_BINARY, $contents); |
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} |
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} |
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humbug /
php-scoper
