S3 download signer

S3DownloadLinkSignerImpl.groovy

package com.artsquare.studio.img.s3.signature

import groovy.transform.CompileStatic

import org.jets3t.service.S3Service
import org.jets3t.service.impl.rest.httpclient.RestS3Service
import org.jets3t.service.security.AWSCredentials

import com.artsquare.studio.config.StudioApplicationInfo
import com.artsquare.studio.img.s3.S3ImageLocation

@CompileStatic
class S3DownloadLinkSignerImpl implements S3DownloadLinkSigner {

    final S3Service s3Service

    final boolean useBucketAsHost

    S3DownloadLinkSignerImpl(StudioApplicationInfo.S3 s3Config, AWSCredentials credentials) {
        useBucketAsHost = s3Config.useBucketAsHost
        s3Service = new RestS3Service(credentials)
    }

    @Override
    String createDownloadUrl(S3ImageLocation location, Date expiration) {
        s3Service.createSignedGetUrl(location.bucket, location.key, expiration, useBucketAsHost)
    }
}