public function execute(SpecificationInterface $spec, MediaInterface $source, $dest)
{
if (!$spec instanceof Image) {
throw new SpecNotSupportedException('Document2Image only accept Image specs');
}
$tmpDest = $this->tmpFileManager->createTemporaryFile(self::TMP_FILE_SCOPE, 'unoconv');
try {
if ($source->getFile()->getMimeType() != 'application/pdf') {
$this->container['unoconv']->transcode($source->getFile()->getPathname(), Unoconv::FORMAT_PDF, $tmpDest, '1-1');
} else {
copy($source->getFile()->getPathname(), $tmpDest);
}
$tmpDestSinglePage = $this->tmpFileManager->createTemporaryFile(self::TMP_FILE_SCOPE, 'unoconv-single');
$this->container['ghostscript.transcoder']->toPDF($tmpDest, $tmpDestSinglePage, 1, 1);
$image = $this->container['imagine']->open($tmpDestSinglePage);
$options = array('quality' => $spec->getQuality(), 'resolution-units' => $spec->getResolutionUnit(), 'resolution-x' => $spec->getResolutionX(), 'resolution-y' => $spec->getResolutionY(), 'disable-alpha' => $spec->isFlatten());
if ($spec->getWidth() && $spec->getHeight()) {
$box = $this->boxFromSize($spec, $image->getSize()->getWidth(), $image->getSize()->getHeight());
if (null !== $box) {
if ($spec->getResizeMode() == Image::RESIZE_MODE_OUTBOUND) {
/* @var $image \Imagine\Gmagick\Image */
$image = $image->thumbnail($box, ImageInterface::THUMBNAIL_OUTBOUND);
} else {
$image = $image->resize($box);
}
}
}
$image->save($dest, $options);
unset($image);
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
} catch (GhostscriptException $e) {
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
throw new RuntimeException($e->getMessage(), $e->getCode(), $e);
} catch (UnoconvException $e) {
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
throw new RuntimeException('Unable to transmute document to image due to Unoconv', null, $e);
} catch (ImagineException $e) {
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
throw new RuntimeException('Unable to transmute document to image due to Imagine', null, $e);
} catch (MediaVorusException $e) {
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
throw new RuntimeException('Unable to transmute document to image due to MediaVorus', null, $e);
} catch (RuntimeException $e) {
$this->tmpFileManager->clean(self::TMP_FILE_SCOPE);
throw $e;
}
}