snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/base/util/httpUtils.ts

@@ -0,0 +1,81 @@
+import base64js from 'base64-js';
+
+import { timeoutPromise } from './timeoutPromise';
+
+/**
+ * The number of milliseconds before deciding that we need retry a fetch request.
+ *
+ * @type {number}
+ */
+const RETRY_TIMEOUT = 3000;
+
+/**
+ * Wrapper around fetch GET requests to handle json-ifying the response
+ * and logging errors.
+ *
+ * @param {string} url - The URL to perform a GET against.
+ * @param {?boolean} retry - Whether the request will be retried after short timeout.
+ * @param {?Object} options - The request options.
+ * @returns {Promise<Object>} The response body, in JSON format, will be
+ * through the Promise.
+ */
+export function doGetJSON(url: string, retry?: boolean, options?: Object) {
+    const fetchPromise = fetch(url, options)
+        .then(response => {
+            const jsonify = response.json();
+
+            if (response.ok) {
+                return jsonify;
+            }
+
+            return jsonify
+                .then(result => Promise.reject(result));
+        });
+
+    if (retry) {
+        return timeoutPromise(fetchPromise, RETRY_TIMEOUT)
+            .catch(response => {
+                if (response.status >= 400 && response.status < 500) {
+                    return Promise.reject(response);
+                }
+
+                return timeoutPromise(fetchPromise, RETRY_TIMEOUT);
+            });
+    }
+
+    return fetchPromise;
+}
+
+/**
+ * Encodes strings to Base64URL.
+ *
+ * @param {any} data - The byte array to encode.
+ * @returns {string}
+ */
+export const encodeToBase64URL = (data: string): string => base64js
+    .fromByteArray(new window.TextEncoder().encode(data))
+    .replace(/=/g, '')
+    .replace(/\+/g, '-')
+    .replace(/\//g, '_');
+
+/**
+ * Decodes strings from Base64URL.
+ *
+ * @param {string} data - The byte array to decode.
+ * @returns {string}
+ */
+export const decodeFromBase64URL = (data: string): string => {
+    let s = data;
+
+    // Convert from Base64URL to Base64.
+    if (s.length % 4 === 2) {
+        s += '==';
+    } else if (s.length % 4 === 3) {
+        s += '=';
+    }
+
+    s = s.replace(/-/g, '+').replace(/_/g, '/');
+
+    // Convert Base64 to a byte array.
+    return new window.TextDecoder().decode(base64js.toByteArray(s));
+};