/**
* Creates a Thumbnail named by md5-hash of the image
* and its file ending.
*
* @param mixed sfFilebasePluginImage $fileinfo
* @param array $dimensions = array(width, height)
*/
public function createThumbnail(sfFilebasePluginImage $fileinfo, array $dimensions, $quality, $mime, $preserve_transparency = true)
{
// Check cache directory
if (!$this->filebase->getCacheDirectory()->fileExists()) {
throw new sfFilebasePluginException(sprintf('Cache directory %s does not exist.', $this->filebase->getCacheDirectory()->getPathname()));
}
// Check if original file is writable...
if (!$fileinfo->fileExists()) {
throw new sfFilebasePluginException(sprintf('File %s does not exist', $fileinfo->getPathname()));
}
if (!$fileinfo->isReadable()) {
throw new sfFilebasePluginException(sprintf('File %s is write protected.', $fileinfo->getPathname()));
}
if (!$this->filebase->getIsSupportedImage($fileinfo)) {
throw new sfFilebasePluginException(sprintf('File %s is not an image.', $fileinfo));
}
if (!$fileinfo->isImage()) {
throw new sfFilebasePluginException(sprintf('Image format %s is unsupported.', $fileinfo));
}
if (!$this->filebase->isInFilebase($fileinfo)) {
throw new sfFilebasePluginException(sprintf('FilebaseFile %s does not belong to Filebase %s, cannot be deleted due to security issues', $fileinfo->getPathname(), $this->filebase->getPathname()));
}
$destination = $this->getThumbnailFileinfo($fileinfo, $dimensions, $mime);
return new sfFilebasePluginThumbnail($this->imageCopyResampled($fileinfo, $destination, $dimensions, true, $preserve_transparency), $this->filebase, $fileinfo);
}
