Subversion-Projekte lars-tiefland.laravel_shop

<?php namespace Clockwork\DataSource;

use Clockwork\DataSource\DataSource;

use Clockwork\Helpers\Serializer;

use Clockwork\Request\Request;

use Clockwork\Request\Timeline\Timeline;

use Illuminate\Contracts\Events\Dispatcher;

// Data source for Laravel views component, provides rendered views

class LaravelViewsDataSource extends DataSource

{

	// Event dispatcher

	protected $dispatcher;

	// Timeline data structure for collected views

	protected $views;

	// Whether we should collect view data

	protected $collectData = false;

	// Create a new data source instance, takes an event dispatcher as argument

	public function __construct(Dispatcher $dispatcher, $collectData = false)

	{

		$this->dispatcher = $dispatcher;

		$this->collectData = $collectData;

		$this->views = new Timeline;

	}

	// Adds rendered views to the request

	public function resolve(Request $request)

	{

		$request->viewsData = array_merge($request->viewsData, $this->views->finalize());

		return $request;

	}

	// Reset the data source to an empty state, clearing any collected data

	public function reset()

	{

		$this->views = new Timeline;

	}

	// Listen to the views events

	public function listenToEvents()

	{

		$this->dispatcher->listen('composing:*', function ($view, $data = null) {

			if (is_string($view) && is_array($data)) { // Laravel 5.4 wildcard event

				$view = $data[0];

			}

			$data = array_filter(

				$this->collectData ? $view->getData() : [],

				function ($v, $k) { return strpos($k, '__') !== 0; },

				\ARRAY_FILTER_USE_BOTH

			);

			$this->views->event('Rendering a view', [

				'name'  => 'view ' . $view->getName(),

				'start' => $time = microtime(true),

				'end'   => $time,

				'data'  => [

					'name' => $view->getName(),

					'data' => (new Serializer)->normalize($data)

				]

			]);

		});

	}

}