/**
* Returns a cached thumbnail image.
* $width, $height, $method='fit', $background=null
* @return sfFilebasePluginImage $image
*/
public function getThumbnail($width, $height, $method = 'fit', $background = null, $quality = 60, $mime = 'image/png')
{
$save_path = $this->filebase[$this->getFilebase()->getCacheDirectory()->getPathname() . '/' . $this->getFilename() . '_' . $width . '_' . $height . '_' . $quality . '.' . sfFilebasePluginUtil::getExtensionByMime($mime)];
if ($save_path->fileExists()) {
return $save_path;
}
$image = $this->thumbnail($width, $height, $method, $background)->setQuality($quality)->setMimeType($mime);
return $image->saveAs($save_path);
}
/**
* Returns filename for a cached thumbnail, calculated
* by its properties and dimensions.
*
* @param sfFilebasePluginFile $file
* @param array $thumbnail_properties
* @return sfFilebasePluginImage $filename
*/
public function getThumbnailFileinfo(sfFilebasePluginImage $file, $dimensions, $mime)
{
$thumbnail_properties = $this->getScaledImageData($file, $dimensions);
// Wrap in sfFilebasePluginImage because isImage may return false if file does not exist.
return new sfFilebasePluginThumbnail($this->filebase->getFilebaseFile($this->filebase->getCacheDirectory() . DIRECTORY_SEPARATOR . $this->filebase->getHashForFile($file) . '_' . $thumbnail_properties['new_width'] . '_' . $thumbnail_properties['new_height'] . '.' . (sfFilebasePluginUtil::getExtensionByMime($mime) === null ? $thumbnail_properties['extension'] : sfFilebasePluginUtil::getExtensionByMime($mime))), $this->filebase, $file);
}
/**
* Returns the file extension, based on the content type of the file.
*
* @param string $default The default extension to return if none was given
*
* @return string The extension (with the dot)
*/
public function getExtension($default = '')
{
$f = $this->manager->getFilebase()->getFilebaseFile($this->getTempName());
return ($mime = sfFilebasePluginUtil::getMimeType($f, null, ltrim($this->getOriginalExtension(), '.'))) === null ? $default : '.' . sfFilebasePluginUtil::getExtensionByMime($mime, $default);
}
