PathFinder::addDefaultLocations PHP Method

    public function addDefaultLocations()
    {
        // app->addAllLocations - will override creation of all locations
        // app->addDefaultLocations - will let you add high-priority locations
        // app->addSharedLocations - will let you add low-priority locations
        if ($this->app->hasMethod('addAllLocations')) {
            return $this->app->addAllLocations();
        }
        $base_directory = getcwd();
        /// Add base location - where our private files are
        if ($this->app->hasMethod('addDefaultLocations')) {
            $this->app->addDefaultLocations($this, $base_directory);
        }
        $templates_folder = array('template', 'templates');
        if ($this->app->compat_42 && is_dir($base_directory . '/templates/default')) {
            $templates_folder = 'templates/default';
        }
        $this->base_location = $this->addLocation(array('php' => 'lib', 'page' => 'page', 'tests' => 'tests', 'template' => $templates_folder, 'mail' => 'mail', 'logs' => 'logs', 'dbupdates' => 'doc/dbupdates'))->setBasePath($base_directory);
        if (@$this->app->pm) {
            // Add public location - assets, but only if
            // we hav PageManager to identify it's location
            if (is_dir($base_directory . '/public')) {
                $this->public_location = $this->addLocation(array('public' => '.', 'js' => 'js', 'css' => 'css'))->setBasePath($base_directory . '/public')->setBaseURL($this->app->pm->base_path);
            } else {
                $this->base_location->setBaseURL($this->app->pm->base_path);
                $this->public_location = $this->base_location;
                $this->public_location->defineContents(array('js' => 'templates/js', 'css' => 'templates/css'));
            }
            if (basename($this->app->pm->base_path) == 'public') {
                $this->base_location->setBaseURL(dirname($this->app->pm->base_path));
            }
        }
        if ($this->app->hasMethod('addSharedLocations')) {
            $this->app->addSharedLocations($this, $base_directory);
        }
        // Add shared locations
        if (is_dir(dirname($base_directory) . '/shared')) {
            $this->shared_location = $this->addLocation(array('php' => 'lib', 'addons' => 'addons', 'template' => $templates_folder))->setBasePath(dirname($base_directory) . '/shared');
        }
        $atk_base_path = dirname(dirname(__FILE__));
        $this->atk_location = $this->addLocation(array('php' => 'lib', 'template' => $templates_folder, 'tests' => 'tests', 'mail' => 'mail'))->setBasePath($atk_base_path);
        if (@$this->app->pm) {
            if ($this->app->compat_42 && is_dir($this->public_location->base_path . '/atk4/public/atk4')) {
                $this->atk_public = $this->public_location->addRelativeLocation('atk4/public/atk4');
            } elseif (is_dir($this->public_location->base_path . '/atk4')) {
                $this->atk_public = $this->public_location->addRelativeLocation('atk4');
            } elseif (is_dir($base_directory . '/vendor/atk4/atk4/public/atk4')) {
                $this->atk_public = $this->base_location->addRelativeLocation('vendor/atk4/atk4/public/atk4');
            } elseif (is_dir($base_directory . '/../vendor/atk4/atk4/public/atk4')) {
                $this->atk_public = $this->base_location->addRelativeLocation('../vendor/atk4/atk4/public/atk4');
            } else {
                echo $this->public_location;
                throw $this->exception('Unable to locate public/atk4 folder', 'Migration');
            }
            $this->atk_public->defineContents(array('public' => '.', 'js' => 'js', 'css' => 'css'));
        }
        // Add sandbox if it is found
        $this->addSandbox();
    }