convertExtensionsMessagesToTranslationAlias.php

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<?php
 
use MediaWiki\Json\FormatJson;
 
require_once __DIR__ . '/Maintenance.php';
 
class ConvertExtensionsMessagesToTranslationAlias extends Maintenance {
    public function __construct() {
        parent::__construct();
        $this->addDescription( 'Convert ExtensionMessagesFiles to JSON files in different language codes.' );
 
        $this->addArg( 'destination', 'Destination folder where the JSON files should be created' );
        $this->addArg(
            'files', 'ExtensionMessageFiles to be converted', true, true
        );
    }
 
    public function execute() {
        $errors = [];
        $destinationFolder = $this->getArg( 0 );
        if ( !is_dir( $destinationFolder ) || !is_writable( $destinationFolder ) ) {
            $errors[] = "The path: $destinationFolder does not exist, is not a folder or is not writable.";
        }
 
        $messageFiles = $this->getArgs( 1 );
        foreach ( $messageFiles as $file ) {
            if ( !file_exists( $file ) ) {
                $errors[] = "The message file: $file does not exist";
            }
        }
 
        if ( $errors ) {
            $this->fatalError( implode( "\n* ", $errors ) );
        }
 
        $data = [];
 
        foreach ( $messageFiles as $file ) {
            include $file;
 
            foreach ( LocalisationCache::ALL_ALIAS_KEYS as $key ) {
                // Can be removed once LocalisationCache::ALL_ALIAS_KEYS has multiple entries
                // @phan-suppress-next-line PhanImpossibleConditionInLoop False positive
                if ( isset( $$key ) ) {
                    // Can be removed once LocalisationCache::ALL_ALIAS_KEYS has multiple entries
                    // @phan-suppress-next-line PhanUndeclaredVariable Possibly declared in $file
                    $data[$key] = $$key;
                }
            }
        }
 
        $json = [];
        foreach ( $data as $key => $item ) {
            $normalizedKey = ucfirst( $key );
            // @phan-suppress-next-line PhanTypeMismatchForeach False positive
            foreach ( $item as $languageCode => $itemData ) {
                $json[$languageCode][$normalizedKey] = $itemData;
            }
        }
 
        foreach ( $json as $languageCode => $data ) {
            $filePath = $destinationFolder . '/' . $languageCode . ".json";
            file_put_contents(
                $filePath,
                FormatJson::encode( $data, "\t", FormatJson::UTF8_OK ) . "\n"
            );
        }
 
        $this->output( "Done!\n" );
    }
}
 
$maintClass = ConvertExtensionsMessagesToTranslationAlias::class;
require_once RUN_MAINTENANCE_IF_MAIN;