1 files changed, 192 insertions, 0 deletions
diff --git a/www/wiki/extensions/Translate/ffs/XliffFFS.php b/www/wiki/extensions/Translate/ffs/XliffFFS.php
new file mode 100644
index 00000000..cef5d5bb
--- /dev/null
+++ b/www/wiki/extensions/Translate/ffs/XliffFFS.php
@@ -0,0 +1,192 @@
+<?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';
+	}
+}