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vendor/symfony/framework-bundle/Translation/PhpExtractor.php

@@ -0,0 +1,205 @@
+<?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\Bundle\FrameworkBundle\Translation;
+
+use Symfony\Component\Finder\Finder;
+use Symfony\Component\Translation\Extractor\AbstractFileExtractor;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Extractor\ExtractorInterface;
+
+/**
+ * PhpExtractor extracts translation messages from a PHP template.
+ *
+ * @author Michel Salib <michelsalib@hotmail.com>
+ */
+class PhpExtractor extends AbstractFileExtractor implements ExtractorInterface
+{
+    const MESSAGE_TOKEN = 300;
+
+    /**
+     * Prefix for new found message.
+     *
+     * @var string
+     */
+    private $prefix = '';
+
+    /**
+     * The sequence that captures translation messages.
+     *
+     * @var array
+     */
+    protected $sequences = array(
+        array(
+            '->',
+            'trans',
+            '(',
+            self::MESSAGE_TOKEN,
+        ),
+        array(
+            '->',
+            'transChoice',
+            '(',
+            self::MESSAGE_TOKEN,
+        ),
+    );
+
+    /**
+     * {@inheritdoc}
+     */
+    public function extract($resource, MessageCatalogue $catalog)
+    {
+        $files = $this->extractFiles($resource);
+        foreach ($files as $file) {
+            $this->parseTokens(token_get_all(file_get_contents($file)), $catalog);
+
+            if (PHP_VERSION_ID >= 70000) {
+                // PHP 7 memory manager will not release after token_get_all(), see https://bugs.php.net/70098
+                gc_mem_caches();
+            }
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setPrefix($prefix)
+    {
+        $this->prefix = $prefix;
+    }
+
+    /**
+     * Normalizes a token.
+     *
+     * @param mixed $token
+     *
+     * @return string
+     */
+    protected function normalizeToken($token)
+    {
+        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;
+            }
+        }
+    }
+
+    /**
+     * Extracts the message from the iterator while the tokens
+     * match allowed message tokens.
+     */
+    private function getMessage(\Iterator $tokenIterator)
+    {
+        $message = '';
+        $docToken = '';
+
+        for (; $tokenIterator->valid(); $tokenIterator->next()) {
+            $t = $tokenIterator->current();
+            if (!isset($t[1])) {
+                break;
+            }
+
+            switch ($t[0]) {
+                case T_START_HEREDOC:
+                    $docToken = $t[1];
+                    break;
+                case T_ENCAPSED_AND_WHITESPACE:
+                case T_CONSTANT_ENCAPSED_STRING:
+                    $message .= $t[1];
+                    break;
+                case T_END_HEREDOC:
+                    return PhpStringTokenParser::parseDocString($docToken, $message);
+                default:
+                    break 2;
+            }
+        }
+
+        if ($message) {
+            $message = PhpStringTokenParser::parse($message);
+        }
+
+        return $message;
+    }
+
+    /**
+     * Extracts trans message from PHP tokens.
+     *
+     * @param array            $tokens
+     * @param MessageCatalogue $catalog
+     */
+    protected function parseTokens($tokens, MessageCatalogue $catalog)
+    {
+        $tokenIterator = new \ArrayIterator($tokens);
+
+        for ($key = 0; $key < $tokenIterator->count(); ++$key) {
+            foreach ($this->sequences as $sequence) {
+                $message = '';
+                $tokenIterator->seek($key);
+
+                foreach ($sequence as $item) {
+                    $this->seekToNextRelevantToken($tokenIterator);
+
+                    if ($this->normalizeToken($tokenIterator->current()) == $item) {
+                        $tokenIterator->next();
+                        continue;
+                    } elseif (self::MESSAGE_TOKEN == $item) {
+                        $message = $this->getMessage($tokenIterator);
+                        break;
+                    } else {
+                        break;
+                    }
+                }
+
+                if ($message) {
+                    $catalog->set($message, $this->prefix.$message);
+                    break;
+                }
+            }
+        }
+    }
+
+    /**
+     * @param string $file
+     *
+     * @return bool
+     *
+     * @throws \InvalidArgumentException
+     */
+    protected function canBeExtracted($file)
+    {
+        return $this->isFile($file) && 'php' === pathinfo($file, PATHINFO_EXTENSION);
+    }
+
+    /**
+     * @param string|array $directory
+     *
+     * @return array
+     */
+    protected function extractFromDirectory($directory)
+    {
+        $finder = new Finder();
+
+        return $finder->files()->name('*.php')->in($directory);
+    }
+}

vendor/symfony/framework-bundle/Translation/PhpStringTokenParser.php

@@ -0,0 +1,142 @@
+<?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\Bundle\FrameworkBundle\Translation;
+
+/*
+ * The following is derived from code at http://github.com/nikic/PHP-Parser
+ *
+ * Copyright (c) 2011 by Nikita Popov
+ *
+ * Some rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *
+ *     * The names of the contributors may not be used to endorse or
+ *       promote products derived from this software without specific
+ *       prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+class PhpStringTokenParser
+{
+    protected static $replacements = array(
+        '\\' => '\\',
+        '$' => '$',
+        'n' => "\n",
+        'r' => "\r",
+        't' => "\t",
+        'f' => "\f",
+        'v' => "\v",
+        'e' => "\x1B",
+    );
+
+    /**
+     * Parses a string token.
+     *
+     * @param string $str String token content
+     *
+     * @return string The parsed string
+     */
+    public static function parse($str)
+    {
+        $bLength = 0;
+        if ('b' === $str[0]) {
+            $bLength = 1;
+        }
+
+        if ('\'' === $str[$bLength]) {
+            return str_replace(
+                array('\\\\', '\\\''),
+                array('\\', '\''),
+                substr($str, $bLength + 1, -1)
+            );
+        } else {
+            return self::parseEscapeSequences(substr($str, $bLength + 1, -1), '"');
+        }
+    }
+
+    /**
+     * Parses escape sequences in strings (all string types apart from single quoted).
+     *
+     * @param string      $str   String without quotes
+     * @param null|string $quote Quote type
+     *
+     * @return string String with escape sequences parsed
+     */
+    public static function parseEscapeSequences($str, $quote)
+    {
+        if (null !== $quote) {
+            $str = str_replace('\\'.$quote, $quote, $str);
+        }
+
+        return preg_replace_callback(
+            '~\\\\([\\\\$nrtfve]|[xX][0-9a-fA-F]{1,2}|[0-7]{1,3})~',
+            array(__CLASS__, 'parseCallback'),
+            $str
+        );
+    }
+
+    private static function parseCallback($matches)
+    {
+        $str = $matches[1];
+
+        if (isset(self::$replacements[$str])) {
+            return self::$replacements[$str];
+        } elseif ('x' === $str[0] || 'X' === $str[0]) {
+            return chr(hexdec($str));
+        } else {
+            return chr(octdec($str));
+        }
+    }
+
+    /**
+     * Parses a constant doc string.
+     *
+     * @param string $startToken Doc string start token content (<<<SMTHG)
+     * @param string $str        String token content
+     *
+     * @return string Parsed string
+     */
+    public static function parseDocString($startToken, $str)
+    {
+        // strip last newline (thanks tokenizer for sticking it into the string!)
+        $str = preg_replace('~(\r\n|\n|\r)$~', '', $str);
+
+        // nowdoc string
+        if (false !== strpos($startToken, '\'')) {
+            return $str;
+        }
+
+        return self::parseEscapeSequences($str, null);
+    }
+}

vendor/symfony/framework-bundle/Translation/TranslationLoader.php

@@ -0,0 +1,66 @@
+<?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\Bundle\FrameworkBundle\Translation;
+
+use Symfony\Component\Finder\Finder;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Loader\LoaderInterface;
+
+/**
+ * TranslationLoader loads translation messages from translation files.
+ *
+ * @author Michel Salib <michelsalib@hotmail.com>
+ */
+class TranslationLoader
+{
+    /**
+     * Loaders used for import.
+     *
+     * @var array
+     */
+    private $loaders = array();
+
+    /**
+     * Adds a loader to the translation extractor.
+     *
+     * @param string          $format The format of the loader
+     * @param LoaderInterface $loader
+     */
+    public function addLoader($format, LoaderInterface $loader)
+    {
+        $this->loaders[$format] = $loader;
+    }
+
+    /**
+     * Loads translation messages from a directory to the catalogue.
+     *
+     * @param string           $directory the directory to look into
+     * @param MessageCatalogue $catalogue the catalogue
+     */
+    public function loadMessages($directory, MessageCatalogue $catalogue)
+    {
+        if (!is_dir($directory)) {
+            return;
+        }
+
+        foreach ($this->loaders as $format => $loader) {
+            // load any existing translation files
+            $finder = new Finder();
+            $extension = $catalogue->getLocale().'.'.$format;
+            $files = $finder->files()->name('*.'.$extension)->in($directory);
+            foreach ($files as $file) {
+                $domain = substr($file->getFilename(), 0, -1 * strlen($extension) - 1);
+                $catalogue->addCatalogue($loader->load($file->getPathname(), $catalogue->getLocale(), $domain));
+            }
+        }
+    }
+}

vendor/symfony/framework-bundle/Translation/Translator.php

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+<?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\Bundle\FrameworkBundle\Translation;
+
+use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface;
+use Symfony\Component\Translation\Translator as BaseTranslator;
+use Symfony\Component\Translation\MessageSelector;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Translator.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Translator extends BaseTranslator implements WarmableInterface
+{
+    protected $container;
+    protected $loaderIds;
+
+    protected $options = array(
+        'cache_dir' => null,
+        'debug' => false,
+        'resource_files' => array(),
+    );
+
+    /**
+     * @var array
+     */
+    private $resourceLocales;
+
+    /**
+     * Constructor.
+     *
+     * Available options:
+     *
+     *   * cache_dir: The cache directory (or null to disable caching)
+     *   * debug:     Whether to enable debugging or not (false by default)
+     *   * resource_files: List of translation resources available grouped by locale.
+     *
+     * @param ContainerInterface $container A ContainerInterface instance
+     * @param MessageSelector    $selector  The message selector for pluralization
+     * @param array              $loaderIds An array of loader Ids
+     * @param array              $options   An array of options
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(ContainerInterface $container, MessageSelector $selector, $loaderIds = array(), array $options = array())
+    {
+        $this->container = $container;
+        $this->loaderIds = $loaderIds;
+
+        // check option names
+        if ($diff = array_diff(array_keys($options), array_keys($this->options))) {
+            throw new \InvalidArgumentException(sprintf('The Translator does not support the following options: \'%s\'.', implode('\', \'', $diff)));
+        }
+
+        $this->options = array_merge($this->options, $options);
+        $this->resourceLocales = array_keys($this->options['resource_files']);
+        if (null !== $this->options['cache_dir'] && $this->options['debug']) {
+            $this->loadResources();
+        }
+
+        parent::__construct($container->getParameter('kernel.default_locale'), $selector, $this->options['cache_dir'], $this->options['debug']);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function warmUp($cacheDir)
+    {
+        // skip warmUp when translator doesn't use cache
+        if (null === $this->options['cache_dir']) {
+            return;
+        }
+
+        $locales = array_merge($this->getFallbackLocales(), array($this->getLocale()), $this->resourceLocales);
+        foreach (array_unique($locales) as $locale) {
+            // reset catalogue in case it's already loaded during the dump of the other locales.
+            if (isset($this->catalogues[$locale])) {
+                unset($this->catalogues[$locale]);
+            }
+
+            $this->loadCatalogue($locale);
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function initializeCatalogue($locale)
+    {
+        $this->initialize();
+        parent::initializeCatalogue($locale);
+    }
+
+    protected function initialize()
+    {
+        $this->loadResources();
+        foreach ($this->loaderIds as $id => $aliases) {
+            foreach ($aliases as $alias) {
+                $this->addLoader($alias, $this->container->get($id));
+            }
+        }
+    }
+
+    private function loadResources()
+    {
+        foreach ($this->options['resource_files'] as $locale => $files) {
+            foreach ($files as $key => $file) {
+                // filename is domain.locale.format
+                list($domain, $locale, $format) = explode('.', basename($file), 3);
+                $this->addResource($format, $file, $locale, $domain);
+                unset($this->options['resource_files'][$locale][$key]);
+            }
+        }
+    }
+}