init

modules/transport/.eslintrc.js

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+module.exports = {
+    'extends': '../../react/.eslintrc.js'
+};

modules/transport/index.js

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+// FIXME: change to '../API' when we update to webpack2. If we do this now all
+// files from API modules will be included in external_api.js.
+import { PostMessageTransportBackend, Transport } from '@jitsi/js-utils/transport';
+
+import { getJitsiMeetGlobalNS } from '../../react/features/base/util/helpers';
+import { API_ID } from '../API/constants';
+
+
+export {
+    PostMessageTransportBackend,
+    Transport
+};
+
+/**
+ * Option for the default low level transport.
+ *
+ * @type {Object}
+ */
+const postisOptions = {};
+
+if (typeof API_ID === 'number') {
+    postisOptions.scope = `jitsi_meet_external_api_${API_ID}`;
+}
+
+/**
+ * The instance of Transport class that will be used by Jitsi Meet.
+ *
+ * @type {Transport}
+ */
+let transport;
+
+/**
+ * Returns the instance of Transport class that will be used by Jitsi Meet.
+ *
+ * @returns {Transport}
+ */
+export function getJitsiMeetTransport() {
+    if (!transport) {
+        transport = new Transport({ backend: new PostMessageTransportBackend({ postisOptions }) });
+    }
+
+    return transport;
+}
+
+/**
+ * Sets the transport to passed transport.
+ *
+ * @param {Object} externalTransportBackend - The new transport.
+ * @returns {void}
+ */
+getJitsiMeetGlobalNS().setExternalTransportBackend = externalTransportBackend =>
+    transport.setBackend(externalTransportBackend);