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<?php
/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
namespace Icinga\File;
use Dompdf\Dompdf;
use Dompdf\Options;
use Icinga\Application\Icinga;
use Icinga\Exception\ProgrammingError;
use Icinga\Util\Environment;
use Icinga\Web\Hook;
use Icinga\Web\Url;
class Pdf
{
protected function assertNoHeadersSent()
{
if (headers_sent()) {
throw new ProgrammingError(
'Could not send pdf-response, content already written to output.'
);
}
}
public function renderControllerAction($controller)
{
$this->assertNoHeadersSent();
Environment::raiseMemoryLimit('512M');
Environment::raiseExecutionTime(300);
$viewRenderer = $controller->getHelper('viewRenderer');
$viewRenderer->postDispatch();
$layoutHelper = $controller->getHelper('layout');
$oldLayout = $layoutHelper->getLayout();
$layout = $layoutHelper->setLayout('pdf');
$layout->content = $controller->getResponse();
$html = $layout->render();
// Restore previous layout and reset content, to properly show errors
$controller->getResponse()->clearBody($viewRenderer->getResponseSegment());
$layoutHelper->setLayout($oldLayout);
$imgDir = Url::fromPath('img');
$html = preg_replace(
'~src="' . $imgDir . '/~',
'src="' . Icinga::app()->getBootstrapDirectory() . '/img/',
$html
);
$request = $controller->getRequest();
if (Hook::has('Pdfexport')) {
$pdfexport = Hook::first('Pdfexport');
$pdfexport->streamPdfFromHtml($html, sprintf(
'%s-%s-%d',
$request->getControllerName(),
$request->getActionName(),
time()
));
return;
}
$options = new Options();
$options->set('defaultPaperSize', 'A4');
$dompdf = new Dompdf($options);
$dompdf->loadHtml($html);
$dompdf->render();
$dompdf->stream(
sprintf(
'%s-%s-%d',
$request->getControllerName(),
$request->getActionName(),
time()
)
);
}
}
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