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homepage/src/widgets/octoPrint/proxy.js

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1.9 KiB

import getServiceWidget from "utils/config/service-helpers";
import { formatApiCall } from "utils/proxy/api-helpers";
import validateWidgetData from "utils/proxy/validate-widget-data";
import { httpProxy } from "utils/proxy/http";
import createLogger from "utils/logger";
import widgets from "widgets/widgets";
const logger = createLogger("octoPrintProxyHandler");
export default async function octoPrintProxyHandler(req, res, map) {
const { group, service, endpoint } = req.query;
if (group && service) {
const widget = await getServiceWidget(group, service);
if (!widgets?.[widget.type]?.api) {
return res.status(403).json({ error: "Service does not support API calls" });
}
if (widget) {
const url = new URL(formatApiCall(widgets[widget.type].api, { endpoint, ...widget }));
const [status, contentType, data] = await httpProxy(url, {
method: req.method,
});
let resultData = data;
if (!validateWidgetData(widget, endpoint, resultData)) {
if (status === 500 && widget.silencePrinterNotFound) {
resultData = 500;
return res.status(status).send(resultData);
}
return res.status(status).json({ error: { message: "Invalid data", url, data: resultData } });
}
if (status === 200 && map) {
resultData = map(data);
}
if (contentType) res.setHeader("Content-Type", contentType);
if (status === 204 || status === 304) {
return res.status(status).end();
}
if (status >= 400) {
logger.debug("HTTP Error %d calling %s//%s%s...", status, url.protocol, url.hostname, url.pathname);
return res.status(status).json({ error: { message: "HTTP Error", url, data } });
}
return res.status(status).send(resultData);
}
}
logger.debug("Invalid or missing proxy service type '%s' in group '%s'", service, group);
return res.status(400).json({ error: "Invalid proxy service type" });
}