Finder.php

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<?php
namespace LocalisationUpdate;
 
class Finder {
    public function __construct( $php, $json, $core ) {
        $this->php = $php;
        $this->json = $json;
        $this->core = $core;
    }
 
    public function getComponents() {
        $components = [];
 
        // For older versions of Mediawiki, pull json updates even though its still using php
        if ( !isset( $this->json['core'] ) ) {
            $components['core'] = [
                'repo' => 'mediawiki',
                'orig' => "file://{$this->core}/languages/messages/Messages*.php",
                'path' => 'languages/messages/i18n/*.json',
            ];
        }
 
        foreach ( $this->json as $key => $value ) {
            // Json should take priority if both exist
            unset( $this->php[$key] );
 
            foreach ( (array)$value as $subkey => $subvalue ) {
                // Mediawiki core files
                $matches = [];
                if ( preg_match( '~/(?P<path>(?:includes|languages|resources)/.*)$~', $subvalue, $matches ) ) {
                    $components["$key-$subkey"] = [
                        'repo' => 'mediawiki',
                        'orig' => "file://$value/*.json",
                        'path' => "{$matches['path']}/*.json",
                    ];
                    continue;
                }
 
                $item = $this->getItem( 'extensions', $subvalue );
                if ( $item !== null ) {
                    $item['repo'] = 'extension';
                    $components["$key-$subkey"] = $item;
                    continue;
                }
 
                $item = $this->getItem( 'skins', $subvalue );
                if ( $item !== null ) {
                    $item['repo'] = 'skin';
                    $components["$key-$subkey"] = $item;
                    continue;
                }
            }
        }
 
        foreach ( $this->php as $key => $value ) {
            $matches = [];
            $ok = preg_match( '~/extensions/(?P<name>[^/]+)/(?P<path>.*\.i18n\.php)$~', $value, $matches );
            if ( !$ok ) {
                continue;
            }
 
            $components[$key] = [
                'repo' => 'extension',
                'name' => $matches['name'],
                'orig' => "file://$value",
                'path' => $matches['path'],
            ];
        }
 
        return $components;
    }
 
    private function getItem( $dir, $subvalue ) {
        // This ignores magic, alias etc. non message files
        $matches = [];
        if ( !preg_match( "~/$dir/(?P<name>[^/]+)/(?P<path>.*)$~", $subvalue, $matches ) ) {
            return null;
        }
 
        return [
            'name' => $matches['name'],
            'orig' => "file://$subvalue/*.json",
            'path' => "{$matches['path']}/*.json",
        ];
    }
}