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diff --git a/src/infrastructure/internationalization/management/PhabricatorInternationalizationManagementExtractWorkflow.php b/src/infrastructure/internationalization/management/PhabricatorInternationalizationManagementExtractWorkflow.php
index 8ba4efc8a1..d44d9be008 100644
--- a/src/infrastructure/internationalization/management/PhabricatorInternationalizationManagementExtractWorkflow.php
+++ b/src/infrastructure/internationalization/management/PhabricatorInternationalizationManagementExtractWorkflow.php
@@ -1,354 +1,355 @@
<?php
final class PhabricatorInternationalizationManagementExtractWorkflow
extends PhabricatorInternationalizationManagementWorkflow {
const CACHE_VERSION = 1;
protected function didConstruct() {
$this
->setName('extract')
->setExamples(
'**extract** [__options__] __library__')
->setSynopsis(pht('Extract translatable strings.'))
->setArguments(
array(
array(
'name' => 'paths',
'wildcard' => true,
),
array(
'name' => 'clean',
'help' => pht('Drop caches before extracting strings. Slow!'),
),
));
}
public function execute(PhutilArgumentParser $args) {
$console = PhutilConsole::getConsole();
$paths = $args->getArg('paths');
if (!$paths) {
$paths = array(getcwd());
}
$targets = array();
foreach ($paths as $path) {
$root = Filesystem::resolvePath($path);
if (!Filesystem::pathExists($root) || !is_dir($root)) {
throw new PhutilArgumentUsageException(
pht(
'Path "%s" does not exist, or is not a directory.',
$path));
}
$libraries = id(new FileFinder($path))
->withPath('*/__phutil_library_init__.php')
->find();
if (!$libraries) {
throw new PhutilArgumentUsageException(
pht(
'Path "%s" contains no libphutil libraries.',
$path));
}
foreach ($libraries as $library) {
$targets[] = Filesystem::resolvePath(dirname($path.'/'.$library)).'/';
}
}
$targets = array_unique($targets);
foreach ($targets as $library) {
echo tsprintf(
"**<bg:blue> %s </bg>** %s\n",
pht('EXTRACT'),
pht(
'Extracting "%s"...',
Filesystem::readablePath($library)));
$this->extractLibrary($library);
}
return 0;
}
private function extractLibrary($root) {
$files = $this->loadLibraryFiles($root);
$cache = $this->readCache($root);
$modified = $this->getModifiedFiles($files, $cache);
$cache['files'] = $files;
if ($modified) {
echo tsprintf(
"**<bg:blue> %s </bg>** %s\n",
pht('MODIFIED'),
pht(
'Found %s modified file(s) (of %s total).',
phutil_count($modified),
phutil_count($files)));
$old_strings = idx($cache, 'strings');
$old_strings = array_select_keys($old_strings, $files);
$new_strings = $this->extractFiles($root, $modified);
$all_strings = $new_strings + $old_strings;
$cache['strings'] = $all_strings;
$this->writeStrings($root, $all_strings);
} else {
echo tsprintf(
"**<bg:blue> %s </bg>** %s\n",
pht('NOT MODIFIED'),
pht('Strings for this library are already up to date.'));
}
$cache = id(new PhutilJSON())->encodeFormatted($cache);
$this->writeCache($root, 'i18n_files.json', $cache);
}
private function getModifiedFiles(array $files, array $cache) {
$known = idx($cache, 'files', array());
$known = array_fuse($known);
$modified = array();
foreach ($files as $file => $hash) {
if (isset($known[$hash])) {
continue;
}
$modified[$file] = $hash;
}
return $modified;
}
private function extractFiles($root_path, array $files) {
$hashes = array();
$futures = array();
foreach ($files as $file => $hash) {
$full_path = $root_path.DIRECTORY_SEPARATOR.$file;
$data = Filesystem::readFile($full_path);
$futures[$full_path] = PhutilXHPASTBinary::getParserFuture($data);
$hashes[$full_path] = $hash;
}
$bar = id(new PhutilConsoleProgressBar())
->setTotal(count($futures));
$messages = array();
$results = array();
$futures = id(new FutureIterator($futures))
->limit(8);
foreach ($futures as $full_path => $future) {
$bar->update(1);
$hash = $hashes[$full_path];
try {
$tree = XHPASTTree::newFromDataAndResolvedExecFuture(
Filesystem::readFile($full_path),
$future->resolve());
} catch (Exception $ex) {
$messages[] = pht(
'WARNING: Failed to extract strings from file "%s": %s',
$full_path,
$ex->getMessage());
continue;
}
$root = $tree->getRootNode();
$calls = $root->selectDescendantsOfType('n_FUNCTION_CALL');
foreach ($calls as $call) {
$name = $call->getChildByIndex(0)->getConcreteString();
if ($name != 'pht') {
continue;
}
$params = $call->getChildByIndex(1, 'n_CALL_PARAMETER_LIST');
$string_node = $params->getChildByIndex(0);
$string_line = $string_node->getLineNumber();
try {
$string_value = $string_node->evalStatic();
$args = $params->getChildren();
$args = array_slice($args, 1);
$types = array();
foreach ($args as $child) {
$type = null;
switch ($child->getTypeName()) {
case 'n_FUNCTION_CALL':
$call = $child->getChildByIndex(0);
if ($call->getTypeName() == 'n_SYMBOL_NAME') {
switch ($call->getConcreteString()) {
case 'phutil_count':
$type = 'number';
break;
case 'phutil_person':
$type = 'person';
break;
}
}
break;
case 'n_NEW':
$class = $child->getChildByIndex(0);
if ($class->getTypeName() == 'n_CLASS_NAME') {
switch ($class->getConcreteString()) {
case 'PhutilNumber':
$type = 'number';
break;
}
}
break;
default:
break;
}
$types[] = $type;
}
$results[$hash][] = array(
'string' => $string_value,
'file' => Filesystem::readablePath($full_path, $root_path),
'line' => $string_line,
'types' => $types,
);
} catch (Exception $ex) {
$messages[] = pht(
'WARNING: Failed to evaluate pht() call on line %d in "%s": %s',
$call->getLineNumber(),
$full_path,
$ex->getMessage());
}
}
$tree->dispose();
}
$bar->done();
foreach ($messages as $message) {
echo tsprintf(
"**<bg:yellow> %s </bg>** %s\n",
pht('WARNING'),
$message);
}
return $results;
}
private function writeStrings($root, array $strings) {
$map = array();
foreach ($strings as $hash => $string_list) {
foreach ($string_list as $string_info) {
$string = $string_info['string'];
$map[$string]['uses'][] = array(
'file' => $string_info['file'],
'line' => $string_info['line'],
);
if (!isset($map[$string]['types'])) {
$map[$string]['types'] = $string_info['types'];
} else if ($map[$string]['types'] !== $string_info['types']) {
echo tsprintf(
"**<bg:yellow> %s </bg>** %s\n",
pht('WARNING'),
pht(
'Inferred types for string "%s" vary across callsites.',
$string_info['string']));
}
}
}
ksort($map);
$json = id(new PhutilJSON())->encodeFormatted($map);
$this->writeCache($root, 'i18n_strings.json', $json);
}
private function loadLibraryFiles($root) {
$files = id(new FileFinder($root))
->withType('f')
->withSuffix('php')
->excludePath('*/.*')
+ ->excludePath('*/__tests__/*')
->setGenerateChecksums(true)
->find();
$map = array();
foreach ($files as $file => $hash) {
$file = Filesystem::readablePath($file, $root);
$file = ltrim($file, '/');
if (dirname($file) == '.') {
continue;
}
if (dirname($file) == 'extensions') {
continue;
}
$map[$file] = md5($hash.$file);
}
return $map;
}
private function readCache($root) {
$path = $this->getCachePath($root, 'i18n_files.json');
$default = array(
'version' => self::CACHE_VERSION,
'files' => array(),
'strings' => array(),
);
if ($this->getArgv()->getArg('clean')) {
return $default;
}
if (!Filesystem::pathExists($path)) {
return $default;
}
try {
$data = Filesystem::readFile($path);
} catch (Exception $ex) {
return $default;
}
try {
$cache = phutil_json_decode($data);
} catch (PhutilJSONParserException $e) {
return $default;
}
$version = idx($cache, 'version');
if ($version !== self::CACHE_VERSION) {
return $default;
}
return $cache;
}
private function writeCache($root, $file, $data) {
$path = $this->getCachePath($root, $file);
$cache_dir = dirname($path);
if (!Filesystem::pathExists($cache_dir)) {
Filesystem::createDirectory($cache_dir, 0755, true);
}
Filesystem::writeFile($path, $data);
}
private function getCachePath($root, $to_file) {
return $root.'/.cache/'.$to_file;
}
}

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