PostInstall.php

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<?php
 
namespace Elgg\Composer;
 
use Composer\Script\Event;
use Elgg\Project\Paths;
 
class PostInstall {
 
    public static function execute(Event $event): void {
        self::copyFromElggToRoot('install/config/htaccess.dist', '.htaccess');
        self::copyFromElggToRoot('index.php', 'index.php');
        self::copyFromElggToRoot('install.php', 'install.php');
        self::copyFromElggToRoot('upgrade.php', 'upgrade.php');
 
        self::createProjectModFolder();
 
        if (stripos(PHP_OS, 'win') !== 0) {
            // symlink the mods from Elgg /mod to the project /mod
            $managed_plugins = \Elgg\Database\Plugins::BUNDLED_PLUGINS;
            foreach ($managed_plugins as $plugin) {
                self::symlinkPluginFromRootToElgg($plugin);
            }
        }
    }
 
    protected static function copyFromElggToRoot(string $elggPath, string $rootPath, bool $overwrite = false): bool {
        $from = Paths::elgg() . $elggPath;
        $to = Paths::project() . $rootPath;
 
        if (!$overwrite && file_exists($to)) {
            return false;
        }
 
        return copy($from, $to);
    }
    
    protected static function createProjectModFolder(): bool {
        $project_mod = Paths::project() . 'mod';
        $elgg_mod = Paths::elgg() . 'mod';
        
        if ($project_mod === $elgg_mod) {
            // Elgg is the main project, no need to create the /mod folder
            return false;
        }
        
        if (is_dir($project_mod)) {
            // /mod folder already exists
            return false;
        }
        
        return mkdir($project_mod, 0755);
    }
 
    protected static function symlinkPluginFromRootToElgg(string $plugin): bool {
        $link = Paths::project() . "mod/{$plugin}";
        $target = Paths::elgg() . "mod/{$plugin}";
 
        return is_dir($target) && !file_exists($link) && symlink($target, $link);
    }
}