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<?php |
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namespace Psr7Middlewares\Middleware; |
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use DebugBar\DebugBar as Bar; |
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use Psr7Middlewares\Middleware; |
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use Psr7Middlewares\Utils; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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/** |
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* Middleware to render a debugbar in html responses. |
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*/ |
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class DebugBar |
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{ |
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use Utils\HtmlInjectorTrait; |
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private $debugBar; |
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/** |
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* Constructor. Set the debug bar. |
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* |
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* @param Bar|null $debugBar |
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*/ |
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public function __construct(Bar $debugBar = null) |
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{ |
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if ($debugBar !== null) { |
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$this->debugBar($debugBar); |
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} |
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} |
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/** |
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* Set the debug bar. |
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* |
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* @param Bar $debugBar |
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* |
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* @return self |
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*/ |
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public function debugBar(Bar $debugBar) |
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{ |
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$this->debugBar = $debugBar; |
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return $this; |
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} |
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/** |
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* Execute the middleware. |
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* |
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* @param ServerRequestInterface $request |
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* @param ResponseInterface $response |
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* @param callable $next |
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* |
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* @return ResponseInterface |
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*/ |
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public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next) |
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{ |
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$response = $next($request, $response); |
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//Is ajax? |
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if (strtolower($request->getHeaderLine('X-Requested-With')) === 'xmlhttprequest') { |
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$headers = $this->debugBar->getDataAsHeaders(); |
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foreach ($headers as $name => $value) { |
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$response = $response->withHeader($name, $value); |
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} |
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return $response; |
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} |
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if ($this->isInjectable($request)) { |
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$renderer = $this->debugBar->getJavascriptRenderer(); |
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ob_start(); |
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echo '<style>'; |
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$renderer->dumpCssAssets(); |
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echo '</style>'; |
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echo '<script>'; |
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$renderer->dumpJsAssets(); |
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echo '</script>'; |
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echo $renderer->render(); |
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return $this->inject($response, ob_get_clean()); |
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} |
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return $response; |
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} |
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} |
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oscarotero /
psr7-middlewares
