BitcoinFiles JS

Upload large files directly to Bitcoin.

Installation

npm install @matterpool/bitcoinfiles-js

JS Usage

Uploading and paying for a file

const bitcoinfiles = require('@matterpool/bitcoinfiles-js');

const workspaceId = '<insert-workspace-id>';
const file = new File(['foo', 'bar'], 'foobar.txt');
const formData = new FormData();
formData.append('file', file);

const upload = bitcoinfiles.upload(formData, workspaceId);

const paymentAddress = upload.payment_address;
const paymentSatoshis = upload.payment_satoshis;

// use paymentAddress and paymentSatoshis to pay for the file
// you can use any bitcoin wallet to pay for bitcoin files

const rawtx = '....'
const payment = await bitcoinfiles.pay(rawtx);
// save the transaction id of the file to download it later
const txid = payment.result[0].txid 

Downloading a File

const txid = '8f7090ec72a692e7bb893a3fd4ef1e508c655a284a5b736b3cc7c63649748562'
const file = await bitcoinfiles.download(txid);

API Usage

Upload

Request

POST https://api.bitcoinfiles.org?tag=<workspace-id>
Content-Type: multipart/form-data
Body:
  file: <file-contents>

Response

{
    payment_address: '18Qi1rXJSLDLUYDZVkRT3ZdyB3E9eZamY2',
    payment_satoshis: 2833,
    session_tag: '<workspace-id>',
    location: '<file-cdn-url>'
}

Pay

To pay for a file, pay payment_address the amount of payment_satoshis. You can pay for multiple files at once in the same transaction

Request

POST https://api.bitcoinfiles.org/pay
Content-Type: application/json
Body:
{
  rawtx: '<raw-transaction-hex>'
}

Response

{
    errors: [],
    status: 200,
    result: [{
        txid: 'f7a3e5838a134a78b6a5033aa928efb7849be6212307b9b9eed3c738ea470bc2',
        session_tag: '<workspace-id>',
        fileurl: '<file-cdn-url>',
        payment_address: '18Qi1rXJSLDLUYDZVkRT3ZdyB3E9eZamY2',
        payment_sats_needed: 2833,
        filesize: 2775,
        created_time: 1602905335,
        filename: '<filename>',
    }]
}

Download

You can download a file by using it's transaction id. This link can be used in html tags like <img>, <video> or <audio>

Request

GET https://media.bitcoinfiles.org/[txid]