/**
* Optimize images
*
* @param array $args
* @return bool success
*/
public function optimize($args)
{
$imageModel = new Model_Image();
$pngs = $imageModel->fetchAll($imageModel->select()->from($imageModel->getName(), array('filename'))->where('filename LIKE ?', '%.png'));
$pngQuant = new Garp_Image_PngQuant();
if (!$pngQuant->isAvailable()) {
Garp_Cli::errorOut('I have no business here: pngquant is not available.');
}
$gif = new Garp_Image_File();
foreach ($pngs as $png) {
$data = $gif->fetch($png->filename);
$data = $pngQuant->optimizeData($data);
$gif->store($png->filename, $data, true);
Garp_Cli::lineOut('Optimized ' . $png->filename);
}
Garp_Cli::lineOut('Done.');
}
/**
* Scales an image according to an image template, and stores it.
*
* @param String $filename Filename of the source image
* @param Int $id Id of the database record corresponding to this image file
* @param String $template Name of the template, if left empty, scaled versions for all templates will be generated.
**/
public function scaleAndStore($filename, $id, $template = null, $overwrite = false)
{
$templates = !is_null($template) ? (array) $template : ($templates = $this->getTemplateNames());
$file = new Garp_Image_File(Garp_File::FILE_VARIANT_UPLOAD);
$sourceData = $file->fetch($filename);
$imageType = $file->getImageType($filename);
foreach ($templates as $template) {
$this->_scaleAndStoreForTemplate($sourceData, $imageType, $id, $template, $overwrite);
}
}
