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Direktori : /home2/selectio/www/limpiar.in.net/install/vendor/symfony/translation/Extractor/ |
Current File : /home2/selectio/www/limpiar.in.net/install/vendor/symfony/translation/Extractor/PhpExtractor.php |
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Translation\Extractor; use Symfony\Component\Finder\Finder; use Symfony\Component\Translation\MessageCatalogue; /** * PhpExtractor extracts translation messages from a PHP template. * * @author Michel Salib <michelsalib@hotmail.com> */ class PhpExtractor extends AbstractFileExtractor implements ExtractorInterface { public const MESSAGE_TOKEN = 300; public const METHOD_ARGUMENTS_TOKEN = 1000; public const DOMAIN_TOKEN = 1001; /** * Prefix for new found message. */ private string $prefix = ''; /** * The sequence that captures translation messages. */ protected $sequences = [ [ '->', 'trans', '(', self::MESSAGE_TOKEN, ',', self::METHOD_ARGUMENTS_TOKEN, ',', self::DOMAIN_TOKEN, ], [ '->', 'trans', '(', self::MESSAGE_TOKEN, ], [ 'new', 'TranslatableMessage', '(', self::MESSAGE_TOKEN, ',', self::METHOD_ARGUMENTS_TOKEN, ',', self::DOMAIN_TOKEN, ], [ 'new', 'TranslatableMessage', '(', self::MESSAGE_TOKEN, ], [ 'new', '\\', 'Symfony', '\\', 'Component', '\\', 'Translation', '\\', 'TranslatableMessage', '(', self::MESSAGE_TOKEN, ',', self::METHOD_ARGUMENTS_TOKEN, ',', self::DOMAIN_TOKEN, ], [ 'new', '\Symfony\Component\Translation\TranslatableMessage', '(', self::MESSAGE_TOKEN, ',', self::METHOD_ARGUMENTS_TOKEN, ',', self::DOMAIN_TOKEN, ], [ 'new', '\\', 'Symfony', '\\', 'Component', '\\', 'Translation', '\\', 'TranslatableMessage', '(', self::MESSAGE_TOKEN, ], [ 'new', '\Symfony\Component\Translation\TranslatableMessage', '(', self::MESSAGE_TOKEN, ], [ 't', '(', self::MESSAGE_TOKEN, ',', self::METHOD_ARGUMENTS_TOKEN, ',', self::DOMAIN_TOKEN, ], [ 't', '(', self::MESSAGE_TOKEN, ], ]; /** * {@inheritdoc} */ public function extract(string|iterable $resource, MessageCatalogue $catalog) { $files = $this->extractFiles($resource); foreach ($files as $file) { $this->parseTokens(token_get_all(file_get_contents($file)), $catalog, $file); gc_mem_caches(); } } /** * {@inheritdoc} */ public function setPrefix(string $prefix) { $this->prefix = $prefix; } /** * Normalizes a token. */ protected function normalizeToken(mixed $token): ?string { if (isset($token[1]) && 'b"' !== $token) { return $token[1]; } return $token; } /** * Seeks to a non-whitespace token. */ private function seekToNextRelevantToken(\Iterator $tokenIterator) { for (; $tokenIterator->valid(); $tokenIterator->next()) { $t = $tokenIterator->current(); if (\T_WHITESPACE !== $t[0]) { break; } } } private function skipMethodArgument(\Iterator $tokenIterator) { $openBraces = 0; for (; $tokenIterator->valid(); $tokenIterator->next()) { $t = $tokenIterator->current(); if ('[' === $t[0] || '(' === $t[0]) { ++$openBraces; } if (']' === $t[0] || ')' === $t[0]) { --$openBraces; } if ((0 === $openBraces && ',' === $t[0]) || (-1 === $openBraces && ')' === $t[0])) { break; } } } /** * Extracts the message from the iterator while the tokens * match allowed message tokens. */ private function getValue(\Iterator $tokenIterator) { $message = ''; $docToken = ''; $docPart = ''; for (; $tokenIterator->valid(); $tokenIterator->next()) { $t = $tokenIterator->current(); if ('.' === $t) { // Concatenate with next token continue; } if (!isset($t[1])) { break; } switch ($t[0]) { case \T_START_HEREDOC: $docToken = $t[1]; break; case \T_ENCAPSED_AND_WHITESPACE: case \T_CONSTANT_ENCAPSED_STRING: if ('' === $docToken) { $message .= PhpStringTokenParser::parse($t[1]); } else { $docPart = $t[1]; } break; case \T_END_HEREDOC: if ($indentation = strspn($t[1], ' ')) { $docPartWithLineBreaks = $docPart; $docPart = ''; foreach (preg_split('~(\r\n|\n|\r)~', $docPartWithLineBreaks, -1, \PREG_SPLIT_DELIM_CAPTURE) as $str) { if (\in_array($str, ["\r\n", "\n", "\r"], true)) { $docPart .= $str; } else { $docPart .= substr($str, $indentation); } } } $message .= PhpStringTokenParser::parseDocString($docToken, $docPart); $docToken = ''; $docPart = ''; break; case \T_WHITESPACE: break; default: break 2; } } return $message; } /** * Extracts trans message from PHP tokens. */ protected function parseTokens(array $tokens, MessageCatalogue $catalog, string $filename) { $tokenIterator = new \ArrayIterator($tokens); for ($key = 0; $key < $tokenIterator->count(); ++$key) { foreach ($this->sequences as $sequence) { $message = ''; $domain = 'messages'; $tokenIterator->seek($key); foreach ($sequence as $sequenceKey => $item) { $this->seekToNextRelevantToken($tokenIterator); if ($this->normalizeToken($tokenIterator->current()) === $item) { $tokenIterator->next(); continue; } elseif (self::MESSAGE_TOKEN === $item) { $message = $this->getValue($tokenIterator); if (\count($sequence) === ($sequenceKey + 1)) { break; } } elseif (self::METHOD_ARGUMENTS_TOKEN === $item) { $this->skipMethodArgument($tokenIterator); } elseif (self::DOMAIN_TOKEN === $item) { $domainToken = $this->getValue($tokenIterator); if ('' !== $domainToken) { $domain = $domainToken; } break; } else { break; } } if ($message) { $catalog->set($message, $this->prefix.$message, $domain); $metadata = $catalog->getMetadata($message, $domain) ?? []; $normalizedFilename = preg_replace('{[\\\\/]+}', '/', $filename); $metadata['sources'][] = $normalizedFilename.':'.$tokens[$key][2]; $catalog->setMetadata($message, $metadata, $domain); break; } } } } /** * @throws \InvalidArgumentException */ protected function canBeExtracted(string $file): bool { return $this->isFile($file) && 'php' === pathinfo($file, \PATHINFO_EXTENSION); } /** * {@inheritdoc} */ protected function extractFromDirectory(string|array $directory): iterable { if (!class_exists(Finder::class)) { throw new \LogicException(sprintf('You cannot use "%s" as the "symfony/finder" package is not installed. Try running "composer require symfony/finder".', static::class)); } $finder = new Finder(); return $finder->files()->name('*.php')->in($directory); } }