Node.JS Code Examples

• Authorisation String

Authorisation String

// Get current time in GMT.
const date = new Date();
const utcDate = new Date(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), date.getUTCHours(), date.getUTCMinutes(), date.getUTCSeconds());

// Create timestamp in 'YYYYMMDDHHmmss' format. E.g. 20190812055213 
const timestamp = format(utcDate, 'YYYYMMDDHHmmss')

// Concatenate the values for channels, currencies, total and your timestamp in that order.
const bookingVars = {
    channels: 2,
    currencies: 'USD',
    total: 9999,
    timestamp: timestamp
}

let string = []
for (const key in bookingVars) {
    string.push(bookingVars[key])
}
string = string.join('&')

// SHA256 the string.
const encode = crypto.createHash('sha256').update(string).digest('hex')

// Fetch your channel secret and concatenate to string.
const { CHANNEL_SECRET } = process.env

const authString = crypto.createHash('sha256').update(
    Buffer.concat([
        new Buffer(encode),
        new Buffer(CHANNEL_SECRET)
    ])
).digest('hex')

// Concatenate with timestamp.
const appAuthString = authString + timestamp;