cal.pub0.org/lib/helpers/verifyApiKey.ts

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import { NextMiddleware } from "next-api-middleware";
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import { hashAPIKey } from "@calcom/ee/lib/api/apiKeys";
import prisma from "@calcom/prisma";
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// Used to check if the API key is not expired, could be extracted if reused. but not for now.
export const dateInPast = function (date: Date) {
const now = new Date();
if (now.setHours(0, 0, 0, 0) <= date.setHours(0, 0, 0, 0)) {
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return true;
}
};
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// This verifies the API key and sets the user if it is valid.
export const verifyApiKey: NextMiddleware = async (req, res, next) => {
if (!req.query.apiKey) res.status(401).json({ message: "No api key provided" });
// We remove the prefix from the user provided api_key. If no env set default to "cal_"
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const strippedApiKey = `${req.query.apiKey}`.replace(process.env.API_KEY_PREFIX || "cal_", "");
// Hash the key again before matching against the database records.
const hashedKey = hashAPIKey(strippedApiKey);
// Check if the hashed api key exists in database.
await prisma.apiKey.findUnique({ where: { hashedKey } }).then(async (apiKey) => {
// If we cannot find any api key. Throw a 401 Unauthorized.
if (!apiKey) res.status(401).json({ error: "Your api key is not valid" });
if (apiKey && apiKey.expiresAt && dateInPast(apiKey.expiresAt) && apiKey.userId) {
// Right now API Keys are user centric, we only allow resources related to this userId throughout the application.
// if the api key is not expired, and the user id is present in the database.
// Set the user in the request. as x-calcom-user-id.
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if (apiKey.userId) res.setHeader("X-Calcom-User-ID", apiKey.userId);
// Pass the request to the next middleware.
await next();
}
});
};