/**
* Returns an array containing everything needed by the client to be able to display a preview
*
* * fileid: the file's ID
* * mimetype: the file's media type
* * preview: the preview's content
*
* Example logger
* $this->logger->debug(
* "[PreviewService] Path : {path} / mime: {mimetype} / fileid: {fileid}",
* [
* 'path' => $preview['data']['path'],
* 'mimetype' => $preview['data']['mimetype'],
* 'fileid' => $preview['fileid']
* ]
* );
*
* @todo Get the max size from the settings
*
* @param File $file
* @param int $maxX asked width for the preview
* @param int $maxY asked height for the preview
* @param bool $keepAspect
* @param bool $base64Encode
*
* @return array<string,\OC_Image|string>|false preview data
*/
public function createPreview($file, $maxX = 0, $maxY = 0, $keepAspect = true, $base64Encode = false)
{
$userId = $this->environment->getUserId();
$imagePathFromFolder = $this->environment->getPathFromUserFolder($file);
$this->previewManager->setupView($userId, $file, $imagePathFromFolder);
$preview = $this->previewManager->preparePreview($maxX, $maxY, $keepAspect);
if ($preview) {
if ($base64Encode) {
$preview['preview'] = $this->encode($preview['preview']);
}
}
return $preview;
}
/**
* Returns an array containing everything needed by the client to be able to display a preview
*
* * fileid: the file's ID
* * mimetype: the file's media type
* * preview: the preview's content
*
* Example logger
* $this->logger->debug(
* "[PreviewService] Path : {path} / mime: {mimetype} / fileid: {fileid}",
* [
* 'path' => $preview['data']['path'],
* 'mimetype' => $preview['data']['mimetype'],
* 'fileid' => $preview['fileid']
* ]
* );
*
* @todo Get the max size from the settings
*
* @param File $file
* @param int $maxX asked width for the preview
* @param int $maxY asked height for the preview
* @param bool $keepAspect
* @param bool $base64Encode
*
* @return array <string,\OC_Image|string>|false preview data
* @throws InternalServerErrorServiceException
*/
public function createPreview($file, $maxX = 0, $maxY = 0, $keepAspect = true, $base64Encode = false)
{
try {
$userId = $this->environment->getUserId();
$imagePathFromFolder = $this->environment->getPathFromUserFolder($file);
$this->previewManager->setupView($userId, $file, $imagePathFromFolder);
$preview = $this->previewManager->preparePreview($maxX, $maxY, $keepAspect);
if ($preview && $base64Encode) {
$preview['preview'] = $this->encode($preview['preview']);
}
return $preview;
} catch (\Exception $exception) {
throw new InternalServerErrorServiceException('Preview generation has failed');
}
}
