72 lines
1.8 KiB
PHP
72 lines
1.8 KiB
PHP
<?php namespace Clockwork\DataSource;
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use Clockwork\DataSource\DataSource;
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use Clockwork\Helpers\Serializer;
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use Clockwork\Request\Request;
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use Clockwork\Request\Timeline\Timeline;
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use Illuminate\Contracts\Events\Dispatcher;
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// Data source for Laravel views component, provides rendered views
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class LaravelViewsDataSource extends DataSource
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{
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// Event dispatcher
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protected $dispatcher;
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// Timeline data structure for collected views
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protected $views;
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// Whether we should collect view data
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protected $collectData = false;
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// Create a new data source instance, takes an event dispatcher as argument
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public function __construct(Dispatcher $dispatcher, $collectData = false)
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{
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$this->dispatcher = $dispatcher;
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$this->collectData = $collectData;
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$this->views = new Timeline;
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}
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// Adds rendered views to the request
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public function resolve(Request $request)
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{
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$request->viewsData = array_merge($request->viewsData, $this->views->finalize());
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return $request;
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}
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// Reset the data source to an empty state, clearing any collected data
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public function reset()
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{
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$this->views = new Timeline;
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}
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// Listen to the views events
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public function listenToEvents()
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{
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$this->dispatcher->listen('composing:*', function ($view, $data = null) {
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if (is_string($view) && is_array($data)) { // Laravel 5.4 wildcard event
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$view = $data[0];
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}
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$data = array_filter(
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$this->collectData ? $view->getData() : [],
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function ($v, $k) { return strpos($k, '__') !== 0; },
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\ARRAY_FILTER_USE_BOTH
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);
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$this->views->event('Rendering a view', [
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'name' => 'view ' . $view->getName(),
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'start' => $time = microtime(true),
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'end' => $time,
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'data' => [
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'name' => $view->getName(),
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'data' => (new Serializer)->normalize($data)
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]
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]);
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});
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}
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}
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