KnpLabs/KnpSnappyBundle

composer require knplabs/knp-snappy-bundle

// config/bundles.php
<?php

return [
    //...
    Knp\Bundle\SnappyBundle\KnpSnappyBundle::class => ['all' => true],
    //...
];

# config/packages/knp_snappy.yaml
knp_snappy:
    pdf:
        enabled:    true
        binary:     /usr/local/bin/wkhtmltopdf #"\"C:\\Program Files\\wkhtmltopdf\\bin\\wkhtmltopdf.exe\"" for Windows users
        options:    []
    image:
        enabled:    true
        binary:     /usr/local/bin/wkhtmltoimage #"\"C:\\Program Files\\wkhtmltopdf\\bin\\wkhtmltoimage.exe\"" for Windows users
        options:    []

# config/packages/knp_snappy.yaml
knp_snappy:
    temporary_folder: "%kernel.cache_dir%/snappy"

# config/packages/knp_snappy.yaml
knp_snappy:
    process_timeout: 20 # In seconds

// @var Knp\Snappy\Image
$knpSnappyImage->generate('http://www.google.fr', '/path/to/the/image.jpg');

// @var \Knp\Snappy\Pdf
$knpSnappyPdf->generate('http://www.google.fr', '/path/to/the/file.pdf');

// @var \Knp\Snappy\Pdf
$knpSnappyPdf->generate(array('http://www.google.fr', 'http://www.knplabs.com', 'http://www.google.com'), '/path/to/the/file.pdf');

// @var \Knp\Snappy\Pdf
$knpSnappyPdf->generateFromHtml(
    $this->renderView(
        'MyBundle:Foo:bar.html.twig',
        array(
            'some'  => $vars
        )
    ),
    '/path/to/the/file.pdf'
);

use Knp\Bundle\SnappyBundle\Snappy\Response\JpegResponse;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;

class SomeController extends AbstractController
{
    public function imageAction(\Knp\Snappy\Image $knpSnappyImage)
    {
        $html = $this->renderView('MyBundle:Foo:bar.html.twig', array(
            'some'  => $vars
        ));

        return new JpegResponse(
            $knpSnappyImage->getOutputFromHtml($html),
            'image.jpg'
        );
    }
}

use Knp\Bundle\SnappyBundle\Snappy\Response\PdfResponse;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;

class SomeController extends AbstractController
{
    public function pdfAction(\Knp\Snappy\Pdf $knpSnappyPdf)
    {
        $html = $this->renderView('MyBundle:Foo:bar.html.twig', array(
            'some'  => $vars
        ));

        return new PdfResponse(
            $knpSnappyPdf->getOutputFromHtml($html),
            'file.pdf'
        );
    }
}

use Knp\Bundle\SnappyBundle\Snappy\Response\PdfResponse;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;

class SomeController extends AbstractController
{
    public function pdfAction(\Knp\Snappy\Pdf $knpSnappyPdf)
    {
        $pageUrl = $this->generateUrl('homepage', array(), true); // use absolute path!

        return new PdfResponse(
            $knpSnappyPdf->getOutput($pageUrl),
            'file.pdf'
        );
    }
}