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<?php
/**
* File containing the IOCacheResolver class.
*
* @copyright Copyright (C) eZ Systems AS. All rights reserved.
* @license For full copyright and license information view LICENSE file distributed with this source code.
*/
namespace eZ\Bundle\EzPublishCoreBundle\Imagine;
use eZ\Publish\Core\Base\Exceptions\NotFoundException;
use eZ\Publish\Core\IO\IOServiceInterface;
use eZ\Publish\Core\IO\Values\MissingBinaryFile;
use eZ\Publish\SPI\Variation\VariationPurger;
use Liip\ImagineBundle\Binary\BinaryInterface;
use Liip\ImagineBundle\Exception\Imagine\Cache\Resolver\NotResolvableException;
use Liip\ImagineBundle\Imagine\Cache\Resolver\ResolverInterface;
use Liip\ImagineBundle\Imagine\Filter\FilterConfiguration;
use Symfony\Component\Routing\RequestContext;
/**
* LiipImagineBundle cache resolver using eZ IO repository.
*/
class IORepositoryResolver implements ResolverInterface
{
const VARIATION_ORIGINAL = 'original';
/**
* @var \eZ\Publish\Core\IO\IOServiceInterface
*/
private $ioService;
/**
* @var \Symfony\Component\Routing\RequestContext
*/
private $requestContext;
/**
* @var FilterConfiguration
*/
private $filterConfiguration;
/**
* @var \eZ\Publish\SPI\Variation\VariationPurger
*/
private $variationPurger;
/** @var \eZ\Bundle\EzPublishCoreBundle\Imagine\VariationPathGenerator */
private $variationPathGenerator;
public function __construct(
IOServiceInterface $ioService,
RequestContext $requestContext,
FilterConfiguration $filterConfiguration,
VariationPurger $variationPurger,
VariationPathGenerator $variationPathGenerator
) {
$this->ioService = $ioService;
$this->requestContext = $requestContext;
$this->filterConfiguration = $filterConfiguration;
$this->variationPurger = $variationPurger;
$this->variationPathGenerator = $variationPathGenerator;
}
public function isStored($path, $filter)
{
return $this->ioService->exists($this->getFilePath($path, $filter));
}
public function resolve($path, $filter)
{
try {
$binaryFile = $this->ioService->loadBinaryFile($path);
// Treat a MissingBinaryFile as a not loadable file.
if ($binaryFile instanceof MissingBinaryFile) {
throw new NotResolvableException("Variation image not found in $path");
}
if ($filter !== static::VARIATION_ORIGINAL) {
$variationPath = $this->getFilePath($path, $filter);
$variationBinaryFile = $this->ioService->loadBinaryFile($variationPath);
$path = $variationBinaryFile->uri;
} else {
$path = $binaryFile->uri;
}
return sprintf(
'%s%s',
$path[0] === '/' ? $this->getBaseUrl() : '',
$path
);
} catch (NotFoundException $e) {
throw new NotResolvableException("Variation image not found in $path", 0, $e);
}
}
/**
* Stores image alias in the IO Repository.
* A temporary file is created to dump the filtered image and is used as basis for creation in the IO Repository.
*
* {@inheritdoc}
*/
public function store(BinaryInterface $binary, $path, $filter)
{
$tmpFile = tmpfile();
fwrite($tmpFile, $binary->getContent());
$tmpMetadata = stream_get_meta_data($tmpFile);
$binaryCreateStruct = $this->ioService->newBinaryCreateStructFromLocalFile($tmpMetadata['uri']);
$binaryCreateStruct->id = $this->getFilePath($path, $filter);
$this->ioService->createBinaryFile($binaryCreateStruct);
fclose($tmpFile);
}
/**
* @param string[] $paths The paths where the original files are expected to be.
* @param string[] $filters The imagine filters in effect.
*/
public function remove(array $paths, array $filters)
{
if (empty($filters)) {
$filters = array_keys($this->filterConfiguration->all());
}
if (empty($paths)) {
$this->variationPurger->purge($filters);
}
foreach ($paths as $path) {
foreach ($filters as $filter) {
$filteredImagePath = $this->getFilePath($path, $filter);
if (!$this->ioService->exists($filteredImagePath)) {
continue;
}
$binaryFile = $this->ioService->loadBinaryFile($filteredImagePath);
$this->ioService->deleteBinaryFile($binaryFile);
}
}
}
/**
* Returns path for filtered image from original path, using the VariationPathGenerator.
*
* @param string $path
* @param string $filter
*
* @return string
*/
public function getFilePath($path, $filter)
{
return $this->variationPathGenerator->getVariationPath($path, $filter);
}
/**
* Returns base URL, with scheme, host and port, for current request context.
* If no delivery URL is configured for current SiteAccess, will return base URL from current RequestContext.
*
* @return string
*/
protected function getBaseUrl()
{
$port = '';
if ($this->requestContext->getScheme() === 'https' && $this->requestContext->getHttpsPort() != 443) {
$port = ":{$this->requestContext->getHttpsPort()}";
}
if ($this->requestContext->getScheme() === 'http' && $this->requestContext->getHttpPort() != 80) {
$port = ":{$this->requestContext->getHttpPort()}";
}
$baseUrl = $this->requestContext->getBaseUrl();
if (substr($this->requestContext->getBaseUrl(), -4) === '.php') {
$baseUrl = pathinfo($this->requestContext->getBaseurl(), PATHINFO_DIRNAME);
}
$baseUrl = rtrim($baseUrl, '/\\');
return sprintf(
'%s://%s%s%s',
$this->requestContext->getScheme(),
$this->requestContext->getHost(),
$port,
$baseUrl
);
}
}
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