LocalisationUpdate.php

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<?php
 
class LocalisationUpdate {
    public static function onRecacheFallback( LocalisationCache $lc, $code, array &$cache ) {
        $dir = self::getDirectory();
        if ( !$dir ) {
            return true;
        }
 
        $fileName = "$dir/" . self::getFilename( $code );
        if ( is_readable( $fileName ) ) {
            $data = FormatJson::decode( file_get_contents( $fileName ), true );
            $cache['messages'] = array_merge( $cache['messages'], $data );
        }
 
        return true;
    }
 
    public static function onRecache( LocalisationCache $lc, $code, array &$cache ) {
        $dir = self::getDirectory();
        if ( !$dir ) {
            return true;
        }
 
        $codeSequence = array_merge( [ $code ], $cache['fallbackSequence'] );
        foreach ( $codeSequence as $csCode ) {
            $fileName = "$dir/" . self::getFilename( $csCode );
            $cache['deps'][] = new FileDependency( $fileName );
        }
 
        return true;
    }
 
    public static function getDirectory() {
        global $wgLocalisationUpdateDirectory, $wgCacheDirectory;
 
        return $wgLocalisationUpdateDirectory ?: $wgCacheDirectory;
    }
 
    public static function getFilename( $language ) {
        return "l10nupdate-$language.json";
    }
}