1 files changed, 148 insertions, 0 deletions
diff --git a/MLEB/Translate/scripts/export-rename-language.php b/MLEB/Translate/scripts/export-rename-language.php
new file mode 100644
index 00000000..bdfc6172
--- /dev/null
+++ b/MLEB/Translate/scripts/export-rename-language.php
@@ -0,0 +1,148 @@
+<?php
+/**
+ * Script to automate renaming of language codes in supported repos.
+ *
+ * @license GPL-2.0-or-later
+ * @file
+ */
+
+// Standard boilerplate to define $IP
+if ( getenv( 'MW_INSTALL_PATH' ) !== false ) {
+	$IP = getenv( 'MW_INSTALL_PATH' );
+} else {
+	$dir = __DIR__;
+	$IP = "$dir/../../..";
+}
+require_once "$IP/maintenance/Maintenance.php";
+
+class ExportRenameLanguage extends Maintenance {
+	private const MARKER = '%CODE%';
+
+	public function __construct() {
+		parent::__construct();
+		$this->addDescription( 'Renames language codes in repos.' );
+		$this->addOption(
+			'group',
+			'Comma separated list of group IDs (can use * as wildcard)',
+			true, /*required*/
+			true /*has arg*/
+		);
+		$this->addOption(
+			'source-language',
+			'Language code',
+			true, /*required*/
+			true /*has arg*/
+		);
+
+		$this->addOption(
+			'target-language',
+			'Language code',
+			true, /*required*/
+			true /*has arg*/
+		);
+		$this->addOption(
+			'target',
+			'Target directory for exported files',
+			true, /*required*/
+			true /*has arg*/
+		);
+		$this->requireExtension( 'Translate' );
+	}
+
+	public function execute() {
+		$target = rtrim( $this->getOption( 'target' ), '/' );
+		$sourceLanguage = $this->getOption( 'source-language' );
+		$targetLanguage = $this->getOption( 'target-language' );
+
+		if ( !is_writable( $target ) ) {
+			$this->fatalError( "Target directory is not writable ($target)." );
+		}
+
+		$groupIds = explode( ',', trim( $this->getOption( 'group' ) ) );
+		$groupIds = MessageGroups::expandWildcards( $groupIds );
+		$groups = MessageGroups::getGroupsById( $groupIds );
+		$groups = $this->filterGroups( $groups );
+
+		if ( $groups === [] ) {
+			$this->fatalError( 'EE1: No valid message groups identified.' );
+		}
+
+		foreach ( $groups as $group ) {
+			// Source path can be wrong if source language is the source language of the
+			// message group. This is because getTargetFilename doesn't check definitionFile
+			// property first.
+			$sourcePath = $group->getTargetFilename( $sourceLanguage );
+			$targetPath = $group->getTargetFilename( $targetLanguage );
+
+			if ( !file_exists( "$target/$sourcePath" ) ) {
+				continue;
+			}
+
+			$this->output( "Renaming $sourcePath to $targetPath\n" );
+			$this->renameFile( "$target/$sourcePath", "$target/$targetPath" );
+
+			$pathPattern = "$target/" . $group->getTargetFilename( self::MARKER );
+			$pathToRemove = '';
+			$needsCleanup = $this->needsCleanup( $pathPattern, $sourceLanguage, $pathToRemove );
+			if ( $needsCleanup === 'yes' ) {
+				$this->output( "Removing empty directory $pathToRemove\n" );
+				rmdir( $pathToRemove );
+			} elseif ( $needsCleanup === 'maybe' ) {
+				$this->output( "Not removing (yet?) non-empty directory $pathToRemove\n" );
+			}
+		}
+
+		$this->output( "Done\n" );
+	}
+
+	/**
+	 * @param MessageGroup[] $groups
+	 * @return FileBasedMessageGroup[]
+	 */
+	private function filterGroups( array $groups ) {
+		foreach ( $groups as $groupId => $group ) {
+			if ( !$group instanceof FileBasedMessageGroup ) {
+				$this->output( "Skipping non-file based message group $groupId.\n" );
+				unset( $groups[$groupId] );
+			}
+		}
+		return $groups;
+	}
+
+	private function renameFile( $source, $target ) {
+		// In case %CODE% is in the path
+		if ( !is_dir( dirname( $target ) ) ) {
+			mkdir( dirname( $target ), 0777, true );
+		}
+
+		rename( $source, $target );
+	}
+
+	private function isDirectoryEmpty( $dir ) {
+		return array_diff( scandir( $dir ), [ '..', '.' ] ) === [];
+	}
+
+	private function needsCleanup( $pathPattern, $sourceLanguage, &$pathToRemove ) {
+		do {
+			$currentComponent = basename( $pathPattern );
+			if ( strpos( $currentComponent, self::MARKER ) === false ) {
+				$pathPattern = dirname( $pathPattern );
+				continue;
+			}
+
+			$pathToRemove = str_replace( self::MARKER, $sourceLanguage, $pathPattern );
+			if ( !is_dir( $pathToRemove ) ) {
+				// %CODE% is in the filename
+				return 'no';
+			}
+
+			return $this->isDirectoryEmpty( $pathToRemove ) ? 'yes' : 'maybe';
+		} while ( $currentComponent !== '' );
+
+		// This should never be reached.
+		return 'no';
+	}
+}
+
+$maintClass = ExportRenameLanguage::class;
+require_once RUN_MAINTENANCE_IF_MAIN;