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<?php
/**
* Partial support for the Xliff translation format.
*
* @file
* @author Niklas Laxström
* @license GPL-2.0-or-later
*/
/**
* Partial support for the Xliff translation format.
* @since 2013-04
* @ingroup FFS
*/
class XliffFFS extends SimpleFFS {
public static function isValid( $data ) {
$doc = new DomDocument( '1.0' );
$doc->loadXML( $data );
$errors = libxml_get_errors();
if ( $errors ) {
return false;
}
if ( strpos( $data, 'version="1.2">' ) !== false ) {
$schema = __DIR__ . '/../data/xliff-core-1.2-transitional.xsd';
if ( !$doc->schemaValidate( $schema ) ) {
return false;
}
}
return true;
}
public function getFileExtensions() {
return [ '.xlf', '.xliff', '.xml' ];
}
/**
* @param string $data
* @param string $element
* @return array Parsed data.
*/
public function readFromVariable( $data, $element = 'target' ) {
$messages = [];
$mangler = $this->group->getMangler();
$reader = new SimpleXMLElement( $data );
$reader->registerXPathNamespace(
'xliff',
'urn:oasis:names:tc:xliff:document:1.2'
);
$items = array_merge(
$reader->xpath( '//trans-unit' ),
$reader->xpath( '//xliff:trans-unit' )
);
foreach ( $items as $item ) {
/** @var SimpleXMLElement $source */
$source = $item->$element;
if ( !$source ) {
continue;
}
$key = (string)$item['id'];
/* In case there are tags inside the element, preserve
* them. */
$dom = new DOMDocument( '1.0' );
$dom->loadXML( $source->asXML() );
$value = self::getInnerXml( $dom->documentElement );
/* This might not be 100% according to the spec, but
* for now if there is explicit approved=no, mark it
* as fuzzy, but don't do that if the attribute is not
* set */
if ( (string)$source['state'] === 'needs-l10n' ) {
$value = TRANSLATE_FUZZY . $value;
}
// Strip CDATA if present
$value = preg_replace( '/<!\[CDATA\[(.*?)\]\]>/s', '\1', $value );
$messages[$key] = $value;
}
return [
'MESSAGES' => $mangler->mangle( $messages ),
];
}
/**
* @param string $code Language code.
* @return array|bool
* @throws MWException
*/
public function read( $code ) {
if ( !$this->exists( $code ) ) {
return false;
}
$filename = $this->group->getSourceFilePath( $code );
$input = file_get_contents( $filename );
if ( $input === false ) {
throw new MWException( "Unable to read file $filename." );
}
$element = $code === $this->group->getSourceLanguage() ? 'source' : 'target';
return $this->readFromVariable( $input, $element );
}
/**
* Gets the html inside en element without the element itself.
*
* @param DomElement $node
* @return string
*/
public static function getInnerXml( DomElement $node ) {
$text = '';
foreach ( $node->childNodes as $child ) {
$text .= $child->ownerDocument->saveXML( $child );
}
return $text;
}
protected function writeReal( MessageCollection $collection ) {
$mangler = $this->group->getMangler();
$template = new DomDocument( '1.0' );
$template->preserveWhiteSpace = false;
$template->formatOutput = true;
// Try to use the definition file as template
$sourceLanguage = $this->group->getSourceLanguage();
$sourceFile = $this->group->getSourceFilePath( $sourceLanguage );
if ( file_exists( $sourceFile ) ) {
$template->load( $sourceFile );
} else {
// Else use standard template
$template->load( __DIR__ . '/../data/xliff-template.xml' );
}
$list = $template->getElementsByTagName( 'body' )->item( 0 );
$list->nodeValue = null;
/** @var TMessage $m */
foreach ( $collection as $key => $m ) {
$key = $mangler->unmangle( $key );
$value = $m->translation();
$value = str_replace( TRANSLATE_FUZZY, '', $value );
// @todo Support placeholder tags etc.
$source = $template->createDocumentFragment();
$source->appendXML( htmlspecialchars( $m->definition() ) );
$target = $template->createDocumentFragment();
$target->appendXML( htmlspecialchars( $value ) );
$sourceElement = $template->createElement( 'source' );
$sourceElement->appendChild( $source );
$targetElement = $template->createElement( 'target' );
$targetElement->appendChild( $target );
if ( $m->getProperty( 'status' ) === 'fuzzy' ) {
$targetElement->setAttribute( 'state', 'needs-l10n' );
}
if ( $m->getProperty( 'status' ) === 'proofread' ) {
$targetElement->setAttribute( 'state', 'signed-off' );
}
$transUnit = $template->createElement( 'trans-unit' );
$transUnit->setAttribute( 'id', $key );
$transUnit->appendChild( $sourceElement );
$transUnit->appendChild( $targetElement );
$list->appendChild( $transUnit );
}
$template->encoding = 'UTF-8';
return $template->saveXML();
}
public function supportsFuzzy() {
return 'yes';
}
}
|
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