[I18N] Custom translation extractor based on Symfony's PhpExtractor, since we use instead of

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Hugo Sales 2020-06-04 23:24:28 +00:00 committed by Hugo Sales
parent f283613443
commit dc7387cc8d
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4 changed files with 295 additions and 4 deletions

12
bin/configure vendored
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@ -7,15 +7,23 @@ done
cd "${git_dir}" || exit
if [ -e ./docker/bootstrap/bootstrap.env ]; then
. ./docker/bootstrap/bootstrap.env
fi
# TODO Add configuration
cp docker-compose.yaml.in docker-compose.yaml
while :; do
printf "DBMS (postgres|mariadb): " && read -r dbms
[ $(echo "${dbms}" | grep -E 'postgres|mariadb') ] && break
echo "${dbms}" | grep -Eq 'postgres|mariadb' && break
done
while :; do
printf "Social database name: " && read -r db
echo "${db}" | grep -vEq 'postgres' && break
done
[ "${dbms}" = 'mariadb' ] && printf "Database user: " && read -r user
printf "Database password: " && read -r password
printf "Sitename: " && read -r sitename
@ -24,7 +32,7 @@ printf "Admin password: " && read -r admin_password
while :; do
printf "Site profile (public|private|community|single_user): " && read -r profile
[ $(echo "${profile}" | grep -E 'public|private|community|single_user') ] && break
echo "${profile}" | grep -Eq 'public|private|community|single_user' && break
done
mkdir -p ./docker/db

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@ -32,3 +32,7 @@ services:
class: App\Core\DB\SchemaDefDriver
arguments:
- '%kernel.project_dir%/src/Entity'
App\Core\I18n\TransExtractor:
tags:
- { name: translation.extractor, alias: social }

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@ -0,0 +1,279 @@
<?php
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
/**
* Extracts translation messages from PHP code.
*
* @package GNUsocial
* @category I18n
*
* @author Symfony project
* @author Michel Salib <michelsalib@hotmail.com>
* @author Fabien Potencier <fabien@symfony.com>
* @copyright 2011-2019 Symfony project
* @author Hugo Sales <hugo@fc.up.pt>
* @copyright 2020 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
namespace App\Core\I18n;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Translation\Extractor\AbstractFileExtractor;
use Symfony\Component\Translation\Extractor\ExtractorInterface;
use Symfony\Component\Translation\Extractor\PhpExtractor;
use Symfony\Component\Translation\Extractor\PhpStringTokenParser;
use Symfony\Component\Translation\MessageCatalogue;
class TransExtractor extends AbstractFileExtractor implements ExtractorInterface
{
/**
* The sequence that captures translation messages.
*
* @todo add support for all the cases we use
*
* @var array
*/
protected $sequences = [
[
'_m',
'(',
self::MESSAGE_TOKEN,
',',
self::METHOD_ARGUMENTS_TOKEN,
',',
self::DOMAIN_TOKEN,
],
[
'_m',
'(',
self::MESSAGE_TOKEN,
],
];
// {{{Code from PhpExtractor
const MESSAGE_TOKEN = 300;
const METHOD_ARGUMENTS_TOKEN = 1000;
const DOMAIN_TOKEN = 1001;
/**
* Prefix for new found message.
*
* @var string
*/
private $prefix = '';
/**
* {@inheritdoc}
*/
public function extract($resource, MessageCatalogue $catalog)
{
if (($dir = strstr($resource, '/Core/GNUsocial.php', true)) === false) {
return;
}
$files = $this->extractFiles($dir);
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.
*
* @param mixed $token
*
* @return null|string
*/
protected function normalizeToken($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;
}
}
}
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;
}
}
}
/**
* @throws \InvalidArgumentException
*
* @return bool
*
*/
protected function canBeExtracted(string $file)
{
return $this->isFile($file)
&& 'php' === pathinfo($file, PATHINFO_EXTENSION)
&& strstr($file, '/src/') !== false;
}
/**
* {@inheritdoc}
*/
protected function extractFromDirectory($directory)
{
$finder = new Finder();
return $finder->files()->name('*.php')->in($directory);
}
/**
* 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:
$message .= PhpStringTokenParser::parseDocString($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 = '';
$domain = I18nHelper::_mdomain($filename);
$tokenIterator->seek($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;
}
}
}
}
}