Connect KoalaPic to Your Workflow

import hmac, hashlib, json
from flask import Flask, request

app = Flask(__name__)
WEBHOOK_SECRET = "your_webhook_secret"

@app.route("/webhook", methods=["POST"])
def handle_webhook():
    signature = request.headers.get("X-KoalaPic-Signature")
    expected = hmac.new(
        WEBHOOK_SECRET.encode(), request.data, hashlib.sha256
    ).hexdigest()

    if not hmac.compare_digest(signature, expected):
        return "Invalid signature", 403

    payload = request.json
    if payload["event"] == "conversion.completed":
        download_url = payload["download_url"]
        # Process the converted image...

    return "OK", 200

const crypto = require("crypto");
const express = require("express");
const app = express();

const WEBHOOK_SECRET = "your_webhook_secret";

app.post("/webhook", express.raw({ type: "application/json" }), (req, res) => {
    const signature = req.headers["x-koalapic-signature"];
    const expected = crypto
        .createHmac("sha256", WEBHOOK_SECRET)
        .update(req.body)
        .digest("hex");

    if (signature !== expected) {
        return res.status(403).send("Invalid signature");
    }

    const payload = JSON.parse(req.body);
    if (payload.event === "conversion.completed") {
        const downloadUrl = payload.download_url;
        // Process the converted image...
    }

    res.sendStatus(200);
});