Feature: customapi info widget (#7168)

src/pages/api/widgets/customapi.js

@@ -0,0 +1,46 @@
+import { getPrivateWidgetOptions } from "utils/config/widget-helpers";
+import createLogger from "utils/logger";
+import { sanitizeErrorURL } from "utils/proxy/api-helpers";
+import { httpProxy } from "utils/proxy/http";
+
+const logger = createLogger("customapi");
+
+export default async function handler(req, res) {
+  const { index } = req.query;
+
+  const options = await getPrivateWidgetOptions("customapi", index);
+
+  if (!options?.url) {
+    return res.status(400).json({ error: "Missing Custom API URL" });
+  }
+
+  let url;
+  try {
+    url = new URL(options.url);
+  } catch {
+    return res.status(400).json({ error: "Invalid Custom API URL" });
+  }
+
+  const headers = { "User-Agent": "homepage", Accept: "application/json", ...(options.headers ?? {}) };
+  if (options.username && options.password) {
+    headers.Authorization = `Basic ${Buffer.from(`${options.username}:${options.password}`).toString("base64")}`;
+  }
+
+  const params = { method: options.method ?? "GET", headers };
+  if (options.requestBody) {
+    params.body = typeof options.requestBody === "object" ? JSON.stringify(options.requestBody) : options.requestBody;
+  }
+
+  const [status, , data] = await httpProxy(url, params);
+
+  if (status >= 400) {
+    logger.debug("HTTP Error %d calling %s//%s%s", status, url.protocol, url.host, url.pathname);
+    return res.status(status).json({ error: { message: "HTTP Error", url: sanitizeErrorURL(url) } });
+  }
+
+  try {
+    return res.status(status).json(JSON.parse(Buffer.from(data).toString()));
+  } catch {
+    return res.status(500).json({ error: { message: "Invalid JSON", url: sanitizeErrorURL(url) } });
+  }
+}