Download File From S3 Bucket In Angular [work] -
Using the AWS SDK for JavaScript (v3), your backend generates a GET URL that expires after a short period (e.g., 5 minutes): javascript
import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3"; import { getSignedUrl } from "@aws-sdk/s3-request-presigner"; const client = new S3Client({ region: "us-east-1" }); async function getDownloadUrl(fileName) { const command = new GetObjectCommand({ Bucket: "your-bucket-name", Key: fileName, }); // URL expires in 300 seconds (5 minutes) return await getSignedUrl(client, command, { expiresIn: 300 }); } Use code with caution. B. Frontend: Angular Service and Component download file from s3 bucket in angular
In Angular, you fetch the presigned URL and use it to initiate a download. Actually Download File from S3 bucket to local machine Using the AWS SDK for JavaScript (v3), your
: The backend uses the AWS SDK to generate a temporary presigned URL . Response : The backend returns this URL to Angular. Actually Download File from S3 bucket to local
The most secure way to handle downloads is by coordinating between your backend (e.g., Node.js, .NET, Java) and your Angular frontend:
: Angular uses the URL to trigger the browser's download mechanism. 2. Implementation Steps A. Backend: Generate the Presigned URL