/**
* Generate thumbnail
*
* @throws Exception
* @return string Path to new file
*/
public function generate()
{
$dir = $this->path . '/.thumb/' . $this->width . 'x' . $this->height;
if (!is_dir($dir) && !mkdir($dir, 0755, true)) {
throw new Exception("Thumbnail image can't be save. Parent directory is not writable");
}
// Thumbnail already exists
// then remove it and regenerate
if (file_exists($dir . '/' . $this->file)) {
unlink($dir . '/' . $this->file);
}
if (class_exists('\\Imagick')) {
$image = new \Imagick($this->path . '/' . $this->file);
} elseif (function_exists('gd_info')) {
$image = new Gd($this->path . '/' . $this->file);
} else {
// return original file
return $this->path . '/' . $this->file;
}
$image->cropThumbnailImage($this->width, $this->height);
$image->writeimage($dir . '/' . $this->file);
return $dir . '/' . $this->file;
}
