/
ImportingFile.php
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/
ImportingFile.php
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<?php
namespace Concrete\Core\File\Import;
use Concrete\Core\File\Service\File as FileService;
use Concrete\Core\File\Service\Mime as MimeService;
use Concrete\Core\File\Type\Type as FileType;
use Concrete\Core\File\Type\TypeList as FileTypeList;
use Exception;
use Imagine\Image\ImagineInterface;
use Concrete\Core\File\Image\BitmapFormat;
use League\Flysystem\Adapter\Local;
use League\Flysystem\FileNotFoundException;
use League\Flysystem\Filesystem;
/**
* Represents a file being imported.
*/
class ImportingFile
{
/**
* @var \Concrete\Core\File\Service\File
*/
protected $fileService;
/**
* @var \Concrete\Core\File\Service\Mime
*/
protected $mimeService;
/**
* @var \Imagine\Image\ImagineInterface
*/
protected $imagine;
/**
* @var \Concrete\Core\File\Image\BitmapFormat
*/
protected $bitmapFormat;
/**
* The full path to the local file being imported.
*
* @var string
*/
private $localFilename;
/**
* The name of the file for concrete5.
*
* @var string
*/
private $concreteFilename;
/**
* The sanitized name of the file for concrete5.
*
* @var string|null
*/
private $concreteFilenameSanitized;
/**
* The extension of the file.
*
* @var string|null
*/
private $fileExtension;
/**
* The mime type of the file.
*
* @var string|null
*/
private $mimeType;
/**
* The type of the file.
*
* @var \Concrete\Core\File\Type\Type|null
*/
private $fileType;
/**
* The image loaded from the current local file.
*
* @var \Imagine\Image\ImageInterface|false|null
*/
private $image;
/**
* Custom data stored by processors for inter-processors communication.
*
* @var array
*/
private $customData = [];
/**
* Initialize the instance.
*
* @param \Concrete\Core\File\Service\File $fileService
* @param \Concrete\Core\File\Service\Mime $mimeService
* @param \Imagine\Image\ImagineInterface $imagine
* @param \Concrete\Core\File\Image\BitmapFormat $bitmapFormat
* @param string $localFilename the full path to the local file being imported
* @param string $concreteFilename the name of the file for concrete5 (if empty we'll derive it from $localFilename)
*/
public function __construct(FileService $fileService, MimeService $mimeService, ImagineInterface $imagine, BitmapFormat $bitmapFormat, $localFilename, $concreteFilename = '')
{
$this->fileService = $fileService;
$this->mimeService = $mimeService;
$this->imagine = $imagine;
$this->bitmapFormat = $bitmapFormat;
$this->localFilename = $localFilename;
$this->changeConcreteFilename($concreteFilename ?: $localFilename);
}
/**
* @param string $newConcreteFilename
*
* @return $this
*/
public function changeConcreteFilename($newConcreteFilename)
{
$newConcreteFilename = basename(trim((string) $newConcreteFilename));
if ($newConcreteFilename === '') {
throw ImportException::fromErrorCode(ImportException::E_FILE_INVALID);
}
if ($newConcreteFilename !== $this->concreteFilename) {
$this->concreteFilename = $newConcreteFilename;
$this->concreteFilenameSanitized = null;
$this->fileExtension = null;
$this->mimeType = null;
$this->fileType = null;
$this->releaseImage();
}
return $this;
}
/**
* Get the full path to the local file being imported.
*
* @return string
*/
public function getLocalFilename()
{
return $this->localFilename;
}
/**
* Get the name of the file for concrete5.
*
* @return string
*/
public function getConcreteFilename()
{
return $this->concreteFilename;
}
/**
* Get the sanitized name of the file for concrete5.
*
* @return string
*/
public function getConcreteFilenameSanitized()
{
if ($this->concreteFilenameSanitized === null) {
$this->concreteFilenameSanitized = $this->fileService->sanitize($this->getConcreteFilename());
}
return $this->concreteFilenameSanitized;
}
/**
* Get the extension of the file (lower case, without leading dots).
*
* @return string
*/
public function getFileExtension()
{
if ($this->fileExtension === null) {
$this->fileExtension = mb_strtolower($this->fileService->getExtension($this->getConcreteFilenameSanitized()));
}
return $this->fileExtension;
}
/**
* Get the MIME type of the file (starting from the sanitized file extension).
*
* @return string empty string if unavailable
*/
public function getMimeType()
{
if ($this->mimeType === null) {
$pathInfo = pathinfo($this->getLocalFilename());
$local = new Local($pathInfo["dirname"]);
$fs = new Filesystem($local);
try {
$this->mimeType = $fs->getMimetype($pathInfo["basename"]);
} catch (FileNotFoundException $e) {
$this->mimeType = (string) $this->mimeService->mimeFromExtension($this->getFileExtension());
}
}
return $this->mimeType;
}
/**
* Get the type of the file.
*
* @return \Concrete\Core\File\Type\Type
*/
public function getFileType()
{
if ($this->fileType === null) {
$this->fileType = FileTypeList::getType($this->getFileExtension());
}
return $this->fileType;
}
/**
* Set custom data for inter-processors communication.
*
* @param string $key the key of the value to be stored
* @param mixed $value the value to be stored
*
* @return $this
*/
public function setCustomData($key, $value)
{
$this->customData[$key] = $value;
return $this;
}
/**
* Load the image from the local file.
*
* @return \Imagine\Image\ImageInterface|null return NULL if it's not an image or if we couldn't load the image
*/
public function getImage()
{
if ($this->image === null) {
$this->image = false;
try {
if ($this->getFileType()->getGenericType() === FileType::T_IMAGE && !$this->getFileType()->isSVG()) {
$this->image = $this->imagine->open($this->getLocalFilename());
}
} catch (Exception $x) {
}
}
return $this->image ?: null;
}
/**
* Save the loaded image to the local file.
*/
public function saveImage()
{
$imageType = $this->bitmapFormat->getFormatFromMimeType($this->getMimeType(), BitmapFormat::FORMAT_PNG);
$imageOptions = $this->bitmapFormat->getFormatImagineSaveOptions($imageType);
if ($imageType === BitmapFormat::FORMAT_GIF && $this->image->layers()->count() > 1) {
$imageOptions['animated'] = true;
}
$this->image->save($this->getLocalFilename(), $imageOptions);
}
/**
* Unload the loaded Image instance.
*/
public function releaseImage()
{
if ($this->image) {
$this->image = null;
gc_collect_cycles();
} elseif ($this->image === false) {
$this->image = null;
}
}
/**
* Get custom data for inter-processors communication.
*
* @param string $key the key of the value to be retrieved
* @param mixed $onNotFound what to return if there's no custom data identified by $key
*
* @return mixed
*/
public function getCustomData($key, $onNotFound = null)
{
return array_key_exists($key, $this->customData) ? $this->customData[$key] : $onNotFound;
}
/**
* Remove a value stored in the custom data.
*
* @param string $key the key of the value to be removed
*
* @return $this
*/
public function resetCustomData($key)
{
unset($this->customData[$key]);
return $this;
}
}