Craft\Imager_AwsService::uploadToAWS PHP Method

    public function uploadToAWS($filePath)
    {
        $s3 = $this->_getS3Object();
        $file = $s3->inputFile($filePath);
        $headers = craft()->imager->getSetting('awsRequestHeaders');
        if (!isset($headers['Cache-Control'])) {
            $headers['Cache-Control'] = 'max-age=' . craft()->imager->getSetting('awsCacheDuration') . ', must-revalidate';
        }
        if (!$s3->putObject($file, craft()->imager->getSetting('awsBucket'), ImagerService::fixSlashes(craft()->imager->getSetting('awsFolder') . '/' . str_replace(craft()->imager->getSetting('imagerSystemPath'), '', $filePath), true, true), \S3::ACL_PUBLIC_READ, array(), $headers, $this->_getAWSStorageClass())) {
            ImagerPlugin::log("Upload to AWS failed for {$filePath} in ImagerService", LogLevel::Error);
        }
    }