Composer\CustomDirectoryInstaller\PackageUtils::getPackageInstallPath PHP Метод

    public static function getPackageInstallPath(PackageInterface $package, Composer $composer)
    {
        $prettyName = $package->getPrettyName();
        if (strpos($prettyName, '/') !== false) {
            list($vendor, $name) = explode('/', $prettyName);
        } else {
            $vendor = '';
            $name = $prettyName;
        }
        $availableVars = compact('name', 'vendor');
        $extra = $package->getExtra();
        if (!empty($extra['installer-name'])) {
            $availableVars['name'] = $extra['installer-name'];
        }
        if ($composer->getPackage()) {
            $extra = $composer->getPackage()->getExtra();
            if (!empty($extra['installer-paths'])) {
                $customPath = self::mapCustomInstallPaths($extra['installer-paths'], $prettyName);
                if (false !== $customPath) {
                    return self::templatePath($customPath, $availableVars);
                }
            }
        }
        return NULL;
    }

 public function getInstallPath(PackageInterface $package)
 {
     $path = PackageUtils::getPackageInstallPath($package, $this->composer);
     if (!empty($path)) {
         return $path;
     }
     /*
      * In case, the user didn't provide a custom path
      * use the default one, by calling the parent::getInstallPath function
      */
     return parent::getInstallPath($package);
 }