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Added an "twig" lines mode, where the label lines are processed via a sandboxed twig.

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This commit is contained in:
Jan Böhmer 2020-05-06 22:44:21 +02:00
parent c2db827c9d
commit 11225eb9cc
11 changed files with 548 additions and 7 deletions
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45
src/Services/LabelSystem/LabelHTMLGenerator.php
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@ -22,24 +22,34 @@ namespace App\Services\LabelSystem;
use App\Entity\Contracts\NamedElementInterface;
use App\Entity\LabelSystem\LabelOptions;
use App\Exceptions\TwigModeException;
use App\Services\ElementTypeNameGenerator;
use App\Services\LabelSystem\Barcodes\BarcodeContentGenerator;
use Symfony\Component\Security\Core\Security;
use Twig\Environment;
use Twig\Error\Error;
use Twig\Error\SyntaxError;
class LabelHTMLGenerator
final class LabelHTMLGenerator
{
protected $twig;
protected $elementTypeNameGenerator;
protected $replacer;
protected $barcodeGenerator;
protected $sandboxedTwigProvider;
protected $partdb_title;
protected $security;
public function __construct(ElementTypeNameGenerator $elementTypeNameGenerator, LabelTextReplacer $replacer, Environment $twig,
BarcodeGenerator $barcodeGenerator)
BarcodeGenerator $barcodeGenerator, SandboxedTwigProvider $sandboxedTwigProvider, Security $security, string $partdb_title)
{
$this->twig = $twig;
$this->elementTypeNameGenerator = $elementTypeNameGenerator;
$this->replacer = $replacer;
$this->barcodeGenerator = $barcodeGenerator;
$this->sandboxedTwigProvider = $sandboxedTwigProvider;
$this->security = $security;
$this->partdb_title = $partdb_title;
}
public function getLabelHTML(LabelOptions $options, array $elements): string
@ -49,15 +59,43 @@ class LabelHTMLGenerator
}
$twig_elements = [];
if ($options->getLinesMode() === 'twig') {
$sandboxed_twig = $this->sandboxedTwigProvider->getTwig($options);
$current_user = $this->security->getUser();
}
$page = 1;
foreach ($elements as $element) {
if ($options->getLinesMode() === 'twig' && $sandboxed_twig !== null) {
try {
$lines = $sandboxed_twig->render(
'lines',
[
'element' => $element,
'page' => $page,
'user' => $current_user,
'install_title' => $this->partdb_title,
]
);
} catch (Error $exception) {
throw new TwigModeException($exception);
}
} else {
$lines = $this->replacer->replace($options->getLines(), $element);
}
$twig_elements[] = [
'element' => $element,
'lines' => $this->replacer->replace($options->getLines(), $element),
'lines' => $lines,
'barcode' => $this->barcodeGenerator->generateSVG($options, $element),
'barcode_content' => $this->barcodeGenerator->getContent($options, $element),
];
$page++;
}
return $this->twig->render('LabelSystem/labels/base_label.html.twig', [
'meta_title' => $this->getPDFTitle($options, $elements[0]),
'elements' => $twig_elements,
@ -65,6 +103,7 @@ class LabelHTMLGenerator
]);
}
protected function getPDFTitle(LabelOptions $options, object $element)
{
if ($element instanceof NamedElementInterface) {