1 files changed, 185 insertions, 0 deletions
diff --git a/www/wiki/extensions/Translate/ffs/AndroidXmlFFS.php b/www/wiki/extensions/Translate/ffs/AndroidXmlFFS.php
new file mode 100644
index 00000000..2e947c61
--- /dev/null
+++ b/www/wiki/extensions/Translate/ffs/AndroidXmlFFS.php
@@ -0,0 +1,185 @@
+<?php
+/**
+ * Support for XML translation format used by Android.
+ *
+ * @file
+ * @author Niklas Laxström
+ * @license GPL-2.0-or-later
+ */
+
+/**
+ * Support for XML translation format used by Android.
+ * @since 2012-08-19
+ * @ingroup FFS
+ */
+class AndroidXmlFFS extends SimpleFFS {
+	public function __construct( FileBasedMessageGroup $group ) {
+		parent::__construct( $group );
+		$this->flattener = $this->getFlattener();
+	}
+
+	public function supportsFuzzy() {
+		return 'yes';
+	}
+
+	public function getFileExtensions() {
+		return [ '.xml' ];
+	}
+
+	/**
+	 * @param string $data
+	 * @return array Parsed data.
+	 */
+	public function readFromVariable( $data ) {
+		$reader = new SimpleXMLElement( $data );
+
+		$messages = [];
+		$mangler = $this->group->getMangler();
+
+		/** @var SimpleXMLElement $element */
+		foreach ( $reader as $element ) {
+			$key = (string)$element['name'];
+
+			if ( $element->getName() === 'string' ) {
+				$value = $this->readElementContents( $element );
+			} elseif ( $element->getName() === 'plurals' ) {
+				$forms = [];
+				foreach ( $element as $item ) {
+					$forms[(string)$item['quantity']] = $this->readElementContents( $item );
+				}
+				$value = $this->flattener->flattenCLDRPlurals( $forms );
+			} else {
+				wfDebug( __METHOD__ . ': Unknown XML element name.' );
+				continue;
+			}
+
+			if ( isset( $element['fuzzy'] ) && (string)$element['fuzzy'] === 'true' ) {
+				$value = TRANSLATE_FUZZY . $value;
+			}
+
+			$messages[$key] = $value;
+		}
+
+		return [
+			'AUTHORS' => $this->scrapeAuthors( $data ),
+			'MESSAGES' => $mangler->mangle( $messages ),
+		];
+	}
+
+	protected function scrapeAuthors( $string ) {
+		$match = [];
+		preg_match( '~<!-- Authors:\n((?:\* .*\n)*)-->~', $string, $match );
+		if ( !$match ) {
+			return [];
+		}
+
+		$authors = $matches = [];
+		preg_match_all( '~\* (.*)~', $match[ 1 ], $matches );
+		foreach ( $matches[1] as $author ) {
+			// PHP7: \u{2011}
+			$authors[] = str_replace( "\xE2\x80\x91\xE2\x80\x91", '--', $author );
+		}
+		return $authors;
+	}
+
+	protected function readElementContents( $element ) {
+		return stripcslashes( (string)$element );
+	}
+
+	protected function formatElementContents( $contents ) {
+		// Kudos to the brilliant person who invented this braindead file format
+		$escaped = addcslashes( $contents, '"\'' );
+		if ( substr( $escaped, 0, 1 ) === '@' ) {
+			// '@' at beginning of string refers to another string by name.
+			// Add backslash to escape it too.
+			$escaped = '\\' . $escaped;
+		}
+		// All html entities seen would be inserted by translators themselves.
+		// Treat them as plain text.
+		$escaped = str_replace( '&', '&amp;', $escaped );
+
+		// Newlines must be escaped
+		$escaped = str_replace( "\n", '\n', $escaped );
+		return $escaped;
+	}
+
+	protected function doAuthors( MessageCollection $collection ) {
+		$authors = $collection->getAuthors();
+		$authors = $this->filterAuthors( $authors, $collection->code );
+
+		if ( !$authors ) {
+			return '';
+		}
+
+		$output = "\n<!-- Authors:\n";
+
+		foreach ( $authors as $author ) {
+			// Since -- is not allowed in XML comments, we rewrite them to
+			// U+2011 (non-breaking hyphen). PHP7: \u{2011}
+			$author = str_replace( '--', "\xE2\x80\x91\xE2\x80\x91", $author );
+			$output .= "* $author\n";
+		}
+
+		$output .= "-->\n";
+
+		return $output;
+	}
+
+	protected function writeReal( MessageCollection $collection ) {
+		$template  = '<?xml version="1.0" encoding="utf-8"?>';
+		$template .= $this->doAuthors( $collection );
+		$template .= '<resources></resources>';
+
+		$writer = new SimpleXMLElement( $template );
+		$mangler = $this->group->getMangler();
+
+		$collection->filter( 'hastranslation', false );
+		if ( count( $collection ) === 0 ) {
+			return '';
+		}
+
+		/**
+		 * @var $m TMessage
+		 */
+		foreach ( $collection as $key => $m ) {
+			$key = $mangler->unmangle( $key );
+
+			$value = $m->translation();
+			$value = str_replace( TRANSLATE_FUZZY, '', $value );
+
+			$plurals = $this->flattener->unflattenCLDRPlurals( '', $value );
+
+			if ( $plurals === false ) {
+				$element = $writer->addChild( 'string', $this->formatElementContents( $value ) );
+			} else {
+				$element = $writer->addChild( 'plurals' );
+				foreach ( $plurals as $quantity => $content ) {
+					$item = $element->addChild( 'item', $this->formatElementContents( $content ) );
+					$item->addAttribute( 'quantity', $quantity );
+				}
+			}
+
+			$element->addAttribute( 'name', $key );
+			// This is non-standard
+			if ( $m->hasTag( 'fuzzy' ) ) {
+				$element->addAttribute( 'fuzzy', 'true' );
+			}
+		}
+
+		// Make the output pretty with DOMDocument
+		$dom = new DOMDocument( '1.0' );
+		$dom->formatOutput = true;
+		$dom->loadXML( $writer->asXML() );
+
+		return $dom->saveXML();
+	}
+
+	protected function getFlattener() {
+		$flattener = new ArrayFlattener( '', true );
+		return $flattener;
+	}
+
+	public function isContentEqual( $a, $b ) {
+		return $this->flattener->compareContent( $a, $b );
+	}
+}