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<?php
namespace Shaarli;
use Shaarli\Config\ConfigManager;
use WebThumbnailer\Exception\WebThumbnailerException;
use WebThumbnailer\WebThumbnailer;
use WebThumbnailer\Application\ConfigManager as WTConfigManager;
/**
* Class Thumbnailer
*
* Utility class used to retrieve thumbnails using web-thumbnailer dependency.
*/
class Thumbnailer
{
/**
* @var WebThumbnailer instance.
*/
protected $wt;
/**
* @var ConfigManager instance.
*/
protected $conf;
/**
* Thumbnailer constructor.
*
* @param ConfigManager $conf instance.
*/
public function __construct($conf)
{
$this->conf = $conf;
$this->wt = new WebThumbnailer();
WTConfigManager::addFile('inc/web-thumbnailer.json');
$this->wt->maxWidth($this->conf->get('thumbnails.width'))
->maxHeight($this->conf->get('thumbnails.height'))
->crop(true)
->debug($this->conf->get('dev.debug', false));
}
/**
* Retrieve a thumbnail for given URL
*
* @param string $url where to look for a thumbnail.
*
* @return bool|string The thumbnail relative cache file path, or false if none has been found.
*/
public function get($url)
{
try {
return $this->wt->thumbnail($url);
} catch (WebThumbnailerException $e) {
// Exceptions are only thrown in debug mode.
error_log(get_class($e) .': '. $e->getMessage());
return false;
}
}
}
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