<?php
/**
* Ajax "msginit" route, for initializing new translation files
*/
class Loco_ajax_MsginitController extends Loco_ajax_common_BundleController {
/**
* @return Loco_Locale
*/
private function getLocale(){
if( $this->get('use-selector') ){
$tag = $this->get('select-locale');
}
else {
$tag = $this->get('custom-locale');
}
$locale = Loco_Locale::parse($tag);
if( ! $locale->isValid() ){
throw new Loco_error_LocaleException('Invalid locale');
}
return $locale;
}
/**
* {@inheritdoc}
*/
public function render(){
$post = $this->validate();
$bundle = $this->getBundle();
$project = $this->getProject( $bundle );
$domain = (string) $project->getDomain();
$locale = $this->getLocale();
$suffix = (string) $locale;
// The front end posts a template path, so we must replace the actual locale code
$base = loco_constant('WP_CONTENT_DIR');
$path = $post->path[ $post['select-path'] ];
// The request_filesystem_credentials function will try to access the "path" field later
$_POST['path'] = $path;
$pofile = new Loco_fs_LocaleFile( $path );
if( 'po' !== $pofile->fullExtension() ){
throw new Loco_error_Exception('Disallowed file extension');
}
if( $suffix !== $pofile->getSuffix() ){
$pofile = $pofile->cloneLocale( $locale );
if( $suffix !== $pofile->getSuffix() ){
throw new Loco_error_Exception('Failed to suffix file path with locale code');
}
}
// target PO should not exist yet
$pofile->normalize( $base );
$api = new Loco_api_WordPressFileSystem;
$api->authorizeCreate( $pofile );
// Target MO probably doesn't exist, but we don't want to overwrite it without asking
$mofile = $pofile->cloneExtension('mo');
if( $mofile->exists() ){
throw new Loco_error_Exception( __('MO file exists for this language already. Delete it first','loco-translate') );
}
// Permit forcing of any parsable file as strings template
$source = (string) $post->source;
$compile = false;
$mergejson = false;
if( '' !== $source ){
$translate = ! $post->strip;
$compile = $translate;
$potfile = new Loco_fs_LocaleFile( $source );
$potfile->normalize( $base );
$data = Loco_gettext_Data::load($potfile);
// When copying a PO file we may need to augment with JSON strings
if( $post->json ){
$mergejson = true;
$siblings = new Loco_fs_Siblings($potfile);
$jsons = $siblings->getJsons($domain);
if( $jsons ){
$refs = clone $data;
$merge = new Loco_gettext_Matcher($project);
$merge->loadRefs($refs,$translate);
$merge->loadJsons($jsons);
// resolve faux merge into empty instance
$data->clear();
$merge->mergeValid($refs,$data);
$merge->mergeAdded($data);
}
}
// Remove target strings when copying PO without msgstr fields
if( ! $translate && 'pot' !== $potfile->extension() ){
$data->strip();
}
}
// else parse POT file if project defines one that exists
else {
$potfile = $project->getPot();
if( $potfile->exists() ){
$data = Loco_gettext_Data::load($potfile);
}
// else extract directly from source code, assuming domain passed though from front end
else {
$extr = new Loco_gettext_Extraction( $bundle );
$data = $extr->addProject($project)->includeMeta()->getTemplate($domain);
$potfile = null;
}
}
// Let template define Project-Id-Version, else set header to current project name
$headers = [];
$vers = $data->getHeaders()->{'Project-Id-Version'};
if( ! $vers || 'PACKAGE VERSION' === $vers ){
$headers['Project-Id-Version'] = $project->getName();
}
// fallback header not actually used, but keeping for informational purposes
if( $potfile instanceof Loco_fs_LocaleFile && $post->link ){
$fallback = $potfile->getLocale();
if( $fallback->isValid() ){
$headers['X-Loco-Fallback'] = (string) $fallback;
}
}
// finalize PO data ready to write to new file
$locale->ensureName( new Loco_api_WordPressTranslations );
$data->localize( $locale, $headers );
// save sync options in PO headers if linked to a custom template.
if( $potfile && $post->link ){
$opts = new Loco_gettext_SyncOptions( $data->getHeaders() );
$opts->setTemplate( $potfile->getRelativePath( $bundle->getDirectoryPath() ) );
// legacy behaviour was to sync source AND target strings in the absence of the following
$mode = $post->strip ? 'POT' : 'PO';
// even if no JSONs were merged we need to keep this option in case JSONs are added in future.
if( $mergejson ){
$mode.= ',JSON';
}
$opts->setSyncMode($mode);
}
// compile all files in this set when copying target translation
$compiler = new Loco_gettext_Compiler($pofile);
if( $compile ){
$compiler->writeAll($data,$project);
}
// empty translations don't require compiled files, but adding MO for completeness.
else {
$compiler->writePo($data);
$data->clear();
$compiler->writeMo($data);
}
// return debugging information, used in tests.
$this->set('debug',new Loco_mvc_ViewParams( [
'poname' => $pofile->basename(),
'source' => $potfile ? $potfile->basename() : '',
] ) );
// push recent items on file creation
Loco_data_RecentItems::get()->pushBundle($bundle)->persist();
// front end will redirect to the editor
$type = strtolower( $this->get('type') );
$this->set( 'redirect', Loco_mvc_AdminRouter::generate( sprintf('%s-file-edit',$type), [
'path' => $pofile->getRelativePath($base),
'bundle' => $bundle->getHandle(),
'domain' => $project->getId(),
] ) );
return parent::render();
}
}