1156 lines
44 KiB
JavaScript
1156 lines
44 KiB
JavaScript
import { _getProvider, getApp, _registerComponent, registerVersion } from '@firebase/app';
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import { Component } from '@firebase/component';
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import { ErrorFactory, FirebaseError } from '@firebase/util';
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import { openDB } from 'idb';
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const name = "@firebase/installations";
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const version = "0.6.5";
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const PENDING_TIMEOUT_MS = 10000;
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const PACKAGE_VERSION = `w:${version}`;
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const INTERNAL_AUTH_VERSION = 'FIS_v2';
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const INSTALLATIONS_API_URL = 'https://firebaseinstallations.googleapis.com/v1';
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const TOKEN_EXPIRATION_BUFFER = 60 * 60 * 1000; // One hour
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const SERVICE = 'installations';
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const SERVICE_NAME = 'Installations';
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const ERROR_DESCRIPTION_MAP = {
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["missing-app-config-values" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: "{$valueName}"',
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["not-registered" /* ErrorCode.NOT_REGISTERED */]: 'Firebase Installation is not registered.',
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["installation-not-found" /* ErrorCode.INSTALLATION_NOT_FOUND */]: 'Firebase Installation not found.',
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["request-failed" /* ErrorCode.REQUEST_FAILED */]: '{$requestName} request failed with error "{$serverCode} {$serverStatus}: {$serverMessage}"',
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["app-offline" /* ErrorCode.APP_OFFLINE */]: 'Could not process request. Application offline.',
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["delete-pending-registration" /* ErrorCode.DELETE_PENDING_REGISTRATION */]: "Can't delete installation while there is a pending registration request."
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};
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const ERROR_FACTORY = new ErrorFactory(SERVICE, SERVICE_NAME, ERROR_DESCRIPTION_MAP);
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/** Returns true if error is a FirebaseError that is based on an error from the server. */
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function isServerError(error) {
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return (error instanceof FirebaseError &&
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error.code.includes("request-failed" /* ErrorCode.REQUEST_FAILED */));
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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function getInstallationsEndpoint({ projectId }) {
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return `${INSTALLATIONS_API_URL}/projects/${projectId}/installations`;
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}
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function extractAuthTokenInfoFromResponse(response) {
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return {
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token: response.token,
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requestStatus: 2 /* RequestStatus.COMPLETED */,
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expiresIn: getExpiresInFromResponseExpiresIn(response.expiresIn),
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creationTime: Date.now()
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};
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}
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async function getErrorFromResponse(requestName, response) {
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const responseJson = await response.json();
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const errorData = responseJson.error;
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return ERROR_FACTORY.create("request-failed" /* ErrorCode.REQUEST_FAILED */, {
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requestName,
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serverCode: errorData.code,
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serverMessage: errorData.message,
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serverStatus: errorData.status
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});
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}
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function getHeaders({ apiKey }) {
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return new Headers({
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'Content-Type': 'application/json',
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Accept: 'application/json',
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'x-goog-api-key': apiKey
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});
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}
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function getHeadersWithAuth(appConfig, { refreshToken }) {
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const headers = getHeaders(appConfig);
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headers.append('Authorization', getAuthorizationHeader(refreshToken));
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return headers;
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}
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/**
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* Calls the passed in fetch wrapper and returns the response.
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* If the returned response has a status of 5xx, re-runs the function once and
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* returns the response.
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*/
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async function retryIfServerError(fn) {
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const result = await fn();
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if (result.status >= 500 && result.status < 600) {
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// Internal Server Error. Retry request.
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return fn();
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}
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return result;
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}
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function getExpiresInFromResponseExpiresIn(responseExpiresIn) {
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// This works because the server will never respond with fractions of a second.
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return Number(responseExpiresIn.replace('s', '000'));
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}
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function getAuthorizationHeader(refreshToken) {
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return `${INTERNAL_AUTH_VERSION} ${refreshToken}`;
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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async function createInstallationRequest({ appConfig, heartbeatServiceProvider }, { fid }) {
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const endpoint = getInstallationsEndpoint(appConfig);
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const headers = getHeaders(appConfig);
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// If heartbeat service exists, add the heartbeat string to the header.
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const heartbeatService = heartbeatServiceProvider.getImmediate({
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optional: true
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});
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if (heartbeatService) {
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const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();
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if (heartbeatsHeader) {
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headers.append('x-firebase-client', heartbeatsHeader);
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}
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}
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const body = {
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fid,
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authVersion: INTERNAL_AUTH_VERSION,
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appId: appConfig.appId,
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sdkVersion: PACKAGE_VERSION
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};
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const request = {
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method: 'POST',
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headers,
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body: JSON.stringify(body)
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};
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const response = await retryIfServerError(() => fetch(endpoint, request));
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if (response.ok) {
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const responseValue = await response.json();
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const registeredInstallationEntry = {
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fid: responseValue.fid || fid,
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registrationStatus: 2 /* RequestStatus.COMPLETED */,
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refreshToken: responseValue.refreshToken,
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authToken: extractAuthTokenInfoFromResponse(responseValue.authToken)
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};
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return registeredInstallationEntry;
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}
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else {
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throw await getErrorFromResponse('Create Installation', response);
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}
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/** Returns a promise that resolves after given time passes. */
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function sleep(ms) {
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return new Promise(resolve => {
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setTimeout(resolve, ms);
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});
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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function bufferToBase64UrlSafe(array) {
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const b64 = btoa(String.fromCharCode(...array));
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return b64.replace(/\+/g, '-').replace(/\//g, '_');
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const VALID_FID_PATTERN = /^[cdef][\w-]{21}$/;
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const INVALID_FID = '';
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/**
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* Generates a new FID using random values from Web Crypto API.
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* Returns an empty string if FID generation fails for any reason.
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*/
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function generateFid() {
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try {
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// A valid FID has exactly 22 base64 characters, which is 132 bits, or 16.5
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// bytes. our implementation generates a 17 byte array instead.
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const fidByteArray = new Uint8Array(17);
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const crypto = self.crypto || self.msCrypto;
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crypto.getRandomValues(fidByteArray);
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// Replace the first 4 random bits with the constant FID header of 0b0111.
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fidByteArray[0] = 0b01110000 + (fidByteArray[0] % 0b00010000);
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const fid = encode(fidByteArray);
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return VALID_FID_PATTERN.test(fid) ? fid : INVALID_FID;
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}
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catch (_a) {
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// FID generation errored
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return INVALID_FID;
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}
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}
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/** Converts a FID Uint8Array to a base64 string representation. */
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function encode(fidByteArray) {
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const b64String = bufferToBase64UrlSafe(fidByteArray);
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// Remove the 23rd character that was added because of the extra 4 bits at the
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// end of our 17 byte array, and the '=' padding.
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return b64String.substr(0, 22);
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/** Returns a string key that can be used to identify the app. */
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function getKey(appConfig) {
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return `${appConfig.appName}!${appConfig.appId}`;
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const fidChangeCallbacks = new Map();
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/**
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* Calls the onIdChange callbacks with the new FID value, and broadcasts the
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* change to other tabs.
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*/
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function fidChanged(appConfig, fid) {
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const key = getKey(appConfig);
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callFidChangeCallbacks(key, fid);
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broadcastFidChange(key, fid);
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}
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function addCallback(appConfig, callback) {
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// Open the broadcast channel if it's not already open,
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// to be able to listen to change events from other tabs.
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getBroadcastChannel();
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const key = getKey(appConfig);
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let callbackSet = fidChangeCallbacks.get(key);
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if (!callbackSet) {
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callbackSet = new Set();
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fidChangeCallbacks.set(key, callbackSet);
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}
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callbackSet.add(callback);
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}
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function removeCallback(appConfig, callback) {
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const key = getKey(appConfig);
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const callbackSet = fidChangeCallbacks.get(key);
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if (!callbackSet) {
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return;
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}
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callbackSet.delete(callback);
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if (callbackSet.size === 0) {
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fidChangeCallbacks.delete(key);
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}
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// Close broadcast channel if there are no more callbacks.
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closeBroadcastChannel();
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}
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function callFidChangeCallbacks(key, fid) {
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const callbacks = fidChangeCallbacks.get(key);
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if (!callbacks) {
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return;
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}
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for (const callback of callbacks) {
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callback(fid);
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}
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}
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function broadcastFidChange(key, fid) {
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const channel = getBroadcastChannel();
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if (channel) {
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channel.postMessage({ key, fid });
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}
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closeBroadcastChannel();
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}
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let broadcastChannel = null;
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/** Opens and returns a BroadcastChannel if it is supported by the browser. */
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function getBroadcastChannel() {
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if (!broadcastChannel && 'BroadcastChannel' in self) {
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broadcastChannel = new BroadcastChannel('[Firebase] FID Change');
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broadcastChannel.onmessage = e => {
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callFidChangeCallbacks(e.data.key, e.data.fid);
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};
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}
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return broadcastChannel;
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}
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function closeBroadcastChannel() {
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if (fidChangeCallbacks.size === 0 && broadcastChannel) {
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broadcastChannel.close();
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broadcastChannel = null;
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}
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}
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/**
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* @license
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* Copyright 2019 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const DATABASE_NAME = 'firebase-installations-database';
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const DATABASE_VERSION = 1;
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const OBJECT_STORE_NAME = 'firebase-installations-store';
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let dbPromise = null;
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function getDbPromise() {
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if (!dbPromise) {
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dbPromise = openDB(DATABASE_NAME, DATABASE_VERSION, {
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upgrade: (db, oldVersion) => {
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// We don't use 'break' in this switch statement, the fall-through
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// behavior is what we want, because if there are multiple versions between
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// the old version and the current version, we want ALL the migrations
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// that correspond to those versions to run, not only the last one.
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// eslint-disable-next-line default-case
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switch (oldVersion) {
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case 0:
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db.createObjectStore(OBJECT_STORE_NAME);
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}
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}
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});
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}
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return dbPromise;
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}
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/** Assigns or overwrites the record for the given key with the given value. */
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async function set(appConfig, value) {
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const key = getKey(appConfig);
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const db = await getDbPromise();
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const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');
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const objectStore = tx.objectStore(OBJECT_STORE_NAME);
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const oldValue = (await objectStore.get(key));
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await objectStore.put(value, key);
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await tx.done;
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if (!oldValue || oldValue.fid !== value.fid) {
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fidChanged(appConfig, value.fid);
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}
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return value;
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}
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/** Removes record(s) from the objectStore that match the given key. */
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async function remove(appConfig) {
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const key = getKey(appConfig);
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const db = await getDbPromise();
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const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');
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await tx.objectStore(OBJECT_STORE_NAME).delete(key);
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await tx.done;
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}
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/**
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* Atomically updates a record with the result of updateFn, which gets
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* called with the current value. If newValue is undefined, the record is
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* deleted instead.
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* @return Updated value
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*/
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async function update(appConfig, updateFn) {
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const key = getKey(appConfig);
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const db = await getDbPromise();
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const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');
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const store = tx.objectStore(OBJECT_STORE_NAME);
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const oldValue = (await store.get(key));
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const newValue = updateFn(oldValue);
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if (newValue === undefined) {
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await store.delete(key);
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}
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else {
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await store.put(newValue, key);
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}
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await tx.done;
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if (newValue && (!oldValue || oldValue.fid !== newValue.fid)) {
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fidChanged(appConfig, newValue.fid);
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}
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return newValue;
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}
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|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Updates and returns the InstallationEntry from the database.
|
|
* Also triggers a registration request if it is necessary and possible.
|
|
*/
|
|
async function getInstallationEntry(installations) {
|
|
let registrationPromise;
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|
const installationEntry = await update(installations.appConfig, oldEntry => {
|
|
const installationEntry = updateOrCreateInstallationEntry(oldEntry);
|
|
const entryWithPromise = triggerRegistrationIfNecessary(installations, installationEntry);
|
|
registrationPromise = entryWithPromise.registrationPromise;
|
|
return entryWithPromise.installationEntry;
|
|
});
|
|
if (installationEntry.fid === INVALID_FID) {
|
|
// FID generation failed. Waiting for the FID from the server.
|
|
return { installationEntry: await registrationPromise };
|
|
}
|
|
return {
|
|
installationEntry,
|
|
registrationPromise
|
|
};
|
|
}
|
|
/**
|
|
* Creates a new Installation Entry if one does not exist.
|
|
* Also clears timed out pending requests.
|
|
*/
|
|
function updateOrCreateInstallationEntry(oldEntry) {
|
|
const entry = oldEntry || {
|
|
fid: generateFid(),
|
|
registrationStatus: 0 /* RequestStatus.NOT_STARTED */
|
|
};
|
|
return clearTimedOutRequest(entry);
|
|
}
|
|
/**
|
|
* If the Firebase Installation is not registered yet, this will trigger the
|
|
* registration and return an InProgressInstallationEntry.
|
|
*
|
|
* If registrationPromise does not exist, the installationEntry is guaranteed
|
|
* to be registered.
|
|
*/
|
|
function triggerRegistrationIfNecessary(installations, installationEntry) {
|
|
if (installationEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {
|
|
if (!navigator.onLine) {
|
|
// Registration required but app is offline.
|
|
const registrationPromiseWithError = Promise.reject(ERROR_FACTORY.create("app-offline" /* ErrorCode.APP_OFFLINE */));
|
|
return {
|
|
installationEntry,
|
|
registrationPromise: registrationPromiseWithError
|
|
};
|
|
}
|
|
// Try registering. Change status to IN_PROGRESS.
|
|
const inProgressEntry = {
|
|
fid: installationEntry.fid,
|
|
registrationStatus: 1 /* RequestStatus.IN_PROGRESS */,
|
|
registrationTime: Date.now()
|
|
};
|
|
const registrationPromise = registerInstallation(installations, inProgressEntry);
|
|
return { installationEntry: inProgressEntry, registrationPromise };
|
|
}
|
|
else if (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {
|
|
return {
|
|
installationEntry,
|
|
registrationPromise: waitUntilFidRegistration(installations)
|
|
};
|
|
}
|
|
else {
|
|
return { installationEntry };
|
|
}
|
|
}
|
|
/** This will be executed only once for each new Firebase Installation. */
|
|
async function registerInstallation(installations, installationEntry) {
|
|
try {
|
|
const registeredInstallationEntry = await createInstallationRequest(installations, installationEntry);
|
|
return set(installations.appConfig, registeredInstallationEntry);
|
|
}
|
|
catch (e) {
|
|
if (isServerError(e) && e.customData.serverCode === 409) {
|
|
// Server returned a "FID can not be used" error.
|
|
// Generate a new ID next time.
|
|
await remove(installations.appConfig);
|
|
}
|
|
else {
|
|
// Registration failed. Set FID as not registered.
|
|
await set(installations.appConfig, {
|
|
fid: installationEntry.fid,
|
|
registrationStatus: 0 /* RequestStatus.NOT_STARTED */
|
|
});
|
|
}
|
|
throw e;
|
|
}
|
|
}
|
|
/** Call if FID registration is pending in another request. */
|
|
async function waitUntilFidRegistration(installations) {
|
|
// Unfortunately, there is no way of reliably observing when a value in
|
|
// IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),
|
|
// so we need to poll.
|
|
let entry = await updateInstallationRequest(installations.appConfig);
|
|
while (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {
|
|
// createInstallation request still in progress.
|
|
await sleep(100);
|
|
entry = await updateInstallationRequest(installations.appConfig);
|
|
}
|
|
if (entry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {
|
|
// The request timed out or failed in a different call. Try again.
|
|
const { installationEntry, registrationPromise } = await getInstallationEntry(installations);
|
|
if (registrationPromise) {
|
|
return registrationPromise;
|
|
}
|
|
else {
|
|
// if there is no registrationPromise, entry is registered.
|
|
return installationEntry;
|
|
}
|
|
}
|
|
return entry;
|
|
}
|
|
/**
|
|
* Called only if there is a CreateInstallation request in progress.
|
|
*
|
|
* Updates the InstallationEntry in the DB based on the status of the
|
|
* CreateInstallation request.
|
|
*
|
|
* Returns the updated InstallationEntry.
|
|
*/
|
|
function updateInstallationRequest(appConfig) {
|
|
return update(appConfig, oldEntry => {
|
|
if (!oldEntry) {
|
|
throw ERROR_FACTORY.create("installation-not-found" /* ErrorCode.INSTALLATION_NOT_FOUND */);
|
|
}
|
|
return clearTimedOutRequest(oldEntry);
|
|
});
|
|
}
|
|
function clearTimedOutRequest(entry) {
|
|
if (hasInstallationRequestTimedOut(entry)) {
|
|
return {
|
|
fid: entry.fid,
|
|
registrationStatus: 0 /* RequestStatus.NOT_STARTED */
|
|
};
|
|
}
|
|
return entry;
|
|
}
|
|
function hasInstallationRequestTimedOut(installationEntry) {
|
|
return (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */ &&
|
|
installationEntry.registrationTime + PENDING_TIMEOUT_MS < Date.now());
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
async function generateAuthTokenRequest({ appConfig, heartbeatServiceProvider }, installationEntry) {
|
|
const endpoint = getGenerateAuthTokenEndpoint(appConfig, installationEntry);
|
|
const headers = getHeadersWithAuth(appConfig, installationEntry);
|
|
// If heartbeat service exists, add the heartbeat string to the header.
|
|
const heartbeatService = heartbeatServiceProvider.getImmediate({
|
|
optional: true
|
|
});
|
|
if (heartbeatService) {
|
|
const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();
|
|
if (heartbeatsHeader) {
|
|
headers.append('x-firebase-client', heartbeatsHeader);
|
|
}
|
|
}
|
|
const body = {
|
|
installation: {
|
|
sdkVersion: PACKAGE_VERSION,
|
|
appId: appConfig.appId
|
|
}
|
|
};
|
|
const request = {
|
|
method: 'POST',
|
|
headers,
|
|
body: JSON.stringify(body)
|
|
};
|
|
const response = await retryIfServerError(() => fetch(endpoint, request));
|
|
if (response.ok) {
|
|
const responseValue = await response.json();
|
|
const completedAuthToken = extractAuthTokenInfoFromResponse(responseValue);
|
|
return completedAuthToken;
|
|
}
|
|
else {
|
|
throw await getErrorFromResponse('Generate Auth Token', response);
|
|
}
|
|
}
|
|
function getGenerateAuthTokenEndpoint(appConfig, { fid }) {
|
|
return `${getInstallationsEndpoint(appConfig)}/${fid}/authTokens:generate`;
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Returns a valid authentication token for the installation. Generates a new
|
|
* token if one doesn't exist, is expired or about to expire.
|
|
*
|
|
* Should only be called if the Firebase Installation is registered.
|
|
*/
|
|
async function refreshAuthToken(installations, forceRefresh = false) {
|
|
let tokenPromise;
|
|
const entry = await update(installations.appConfig, oldEntry => {
|
|
if (!isEntryRegistered(oldEntry)) {
|
|
throw ERROR_FACTORY.create("not-registered" /* ErrorCode.NOT_REGISTERED */);
|
|
}
|
|
const oldAuthToken = oldEntry.authToken;
|
|
if (!forceRefresh && isAuthTokenValid(oldAuthToken)) {
|
|
// There is a valid token in the DB.
|
|
return oldEntry;
|
|
}
|
|
else if (oldAuthToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {
|
|
// There already is a token request in progress.
|
|
tokenPromise = waitUntilAuthTokenRequest(installations, forceRefresh);
|
|
return oldEntry;
|
|
}
|
|
else {
|
|
// No token or token expired.
|
|
if (!navigator.onLine) {
|
|
throw ERROR_FACTORY.create("app-offline" /* ErrorCode.APP_OFFLINE */);
|
|
}
|
|
const inProgressEntry = makeAuthTokenRequestInProgressEntry(oldEntry);
|
|
tokenPromise = fetchAuthTokenFromServer(installations, inProgressEntry);
|
|
return inProgressEntry;
|
|
}
|
|
});
|
|
const authToken = tokenPromise
|
|
? await tokenPromise
|
|
: entry.authToken;
|
|
return authToken;
|
|
}
|
|
/**
|
|
* Call only if FID is registered and Auth Token request is in progress.
|
|
*
|
|
* Waits until the current pending request finishes. If the request times out,
|
|
* tries once in this thread as well.
|
|
*/
|
|
async function waitUntilAuthTokenRequest(installations, forceRefresh) {
|
|
// Unfortunately, there is no way of reliably observing when a value in
|
|
// IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),
|
|
// so we need to poll.
|
|
let entry = await updateAuthTokenRequest(installations.appConfig);
|
|
while (entry.authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {
|
|
// generateAuthToken still in progress.
|
|
await sleep(100);
|
|
entry = await updateAuthTokenRequest(installations.appConfig);
|
|
}
|
|
const authToken = entry.authToken;
|
|
if (authToken.requestStatus === 0 /* RequestStatus.NOT_STARTED */) {
|
|
// The request timed out or failed in a different call. Try again.
|
|
return refreshAuthToken(installations, forceRefresh);
|
|
}
|
|
else {
|
|
return authToken;
|
|
}
|
|
}
|
|
/**
|
|
* Called only if there is a GenerateAuthToken request in progress.
|
|
*
|
|
* Updates the InstallationEntry in the DB based on the status of the
|
|
* GenerateAuthToken request.
|
|
*
|
|
* Returns the updated InstallationEntry.
|
|
*/
|
|
function updateAuthTokenRequest(appConfig) {
|
|
return update(appConfig, oldEntry => {
|
|
if (!isEntryRegistered(oldEntry)) {
|
|
throw ERROR_FACTORY.create("not-registered" /* ErrorCode.NOT_REGISTERED */);
|
|
}
|
|
const oldAuthToken = oldEntry.authToken;
|
|
if (hasAuthTokenRequestTimedOut(oldAuthToken)) {
|
|
return Object.assign(Object.assign({}, oldEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });
|
|
}
|
|
return oldEntry;
|
|
});
|
|
}
|
|
async function fetchAuthTokenFromServer(installations, installationEntry) {
|
|
try {
|
|
const authToken = await generateAuthTokenRequest(installations, installationEntry);
|
|
const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken });
|
|
await set(installations.appConfig, updatedInstallationEntry);
|
|
return authToken;
|
|
}
|
|
catch (e) {
|
|
if (isServerError(e) &&
|
|
(e.customData.serverCode === 401 || e.customData.serverCode === 404)) {
|
|
// Server returned a "FID not found" or a "Invalid authentication" error.
|
|
// Generate a new ID next time.
|
|
await remove(installations.appConfig);
|
|
}
|
|
else {
|
|
const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });
|
|
await set(installations.appConfig, updatedInstallationEntry);
|
|
}
|
|
throw e;
|
|
}
|
|
}
|
|
function isEntryRegistered(installationEntry) {
|
|
return (installationEntry !== undefined &&
|
|
installationEntry.registrationStatus === 2 /* RequestStatus.COMPLETED */);
|
|
}
|
|
function isAuthTokenValid(authToken) {
|
|
return (authToken.requestStatus === 2 /* RequestStatus.COMPLETED */ &&
|
|
!isAuthTokenExpired(authToken));
|
|
}
|
|
function isAuthTokenExpired(authToken) {
|
|
const now = Date.now();
|
|
return (now < authToken.creationTime ||
|
|
authToken.creationTime + authToken.expiresIn < now + TOKEN_EXPIRATION_BUFFER);
|
|
}
|
|
/** Returns an updated InstallationEntry with an InProgressAuthToken. */
|
|
function makeAuthTokenRequestInProgressEntry(oldEntry) {
|
|
const inProgressAuthToken = {
|
|
requestStatus: 1 /* RequestStatus.IN_PROGRESS */,
|
|
requestTime: Date.now()
|
|
};
|
|
return Object.assign(Object.assign({}, oldEntry), { authToken: inProgressAuthToken });
|
|
}
|
|
function hasAuthTokenRequestTimedOut(authToken) {
|
|
return (authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */ &&
|
|
authToken.requestTime + PENDING_TIMEOUT_MS < Date.now());
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Creates a Firebase Installation if there isn't one for the app and
|
|
* returns the Installation ID.
|
|
* @param installations - The `Installations` instance.
|
|
*
|
|
* @public
|
|
*/
|
|
async function getId(installations) {
|
|
const installationsImpl = installations;
|
|
const { installationEntry, registrationPromise } = await getInstallationEntry(installationsImpl);
|
|
if (registrationPromise) {
|
|
registrationPromise.catch(console.error);
|
|
}
|
|
else {
|
|
// If the installation is already registered, update the authentication
|
|
// token if needed.
|
|
refreshAuthToken(installationsImpl).catch(console.error);
|
|
}
|
|
return installationEntry.fid;
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Returns a Firebase Installations auth token, identifying the current
|
|
* Firebase Installation.
|
|
* @param installations - The `Installations` instance.
|
|
* @param forceRefresh - Force refresh regardless of token expiration.
|
|
*
|
|
* @public
|
|
*/
|
|
async function getToken(installations, forceRefresh = false) {
|
|
const installationsImpl = installations;
|
|
await completeInstallationRegistration(installationsImpl);
|
|
// At this point we either have a Registered Installation in the DB, or we've
|
|
// already thrown an error.
|
|
const authToken = await refreshAuthToken(installationsImpl, forceRefresh);
|
|
return authToken.token;
|
|
}
|
|
async function completeInstallationRegistration(installations) {
|
|
const { registrationPromise } = await getInstallationEntry(installations);
|
|
if (registrationPromise) {
|
|
// A createInstallation request is in progress. Wait until it finishes.
|
|
await registrationPromise;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
async function deleteInstallationRequest(appConfig, installationEntry) {
|
|
const endpoint = getDeleteEndpoint(appConfig, installationEntry);
|
|
const headers = getHeadersWithAuth(appConfig, installationEntry);
|
|
const request = {
|
|
method: 'DELETE',
|
|
headers
|
|
};
|
|
const response = await retryIfServerError(() => fetch(endpoint, request));
|
|
if (!response.ok) {
|
|
throw await getErrorFromResponse('Delete Installation', response);
|
|
}
|
|
}
|
|
function getDeleteEndpoint(appConfig, { fid }) {
|
|
return `${getInstallationsEndpoint(appConfig)}/${fid}`;
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Deletes the Firebase Installation and all associated data.
|
|
* @param installations - The `Installations` instance.
|
|
*
|
|
* @public
|
|
*/
|
|
async function deleteInstallations(installations) {
|
|
const { appConfig } = installations;
|
|
const entry = await update(appConfig, oldEntry => {
|
|
if (oldEntry && oldEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {
|
|
// Delete the unregistered entry without sending a deleteInstallation request.
|
|
return undefined;
|
|
}
|
|
return oldEntry;
|
|
});
|
|
if (entry) {
|
|
if (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {
|
|
// Can't delete while trying to register.
|
|
throw ERROR_FACTORY.create("delete-pending-registration" /* ErrorCode.DELETE_PENDING_REGISTRATION */);
|
|
}
|
|
else if (entry.registrationStatus === 2 /* RequestStatus.COMPLETED */) {
|
|
if (!navigator.onLine) {
|
|
throw ERROR_FACTORY.create("app-offline" /* ErrorCode.APP_OFFLINE */);
|
|
}
|
|
else {
|
|
await deleteInstallationRequest(appConfig, entry);
|
|
await remove(appConfig);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Sets a new callback that will get called when Installation ID changes.
|
|
* Returns an unsubscribe function that will remove the callback when called.
|
|
* @param installations - The `Installations` instance.
|
|
* @param callback - The callback function that is invoked when FID changes.
|
|
* @returns A function that can be called to unsubscribe.
|
|
*
|
|
* @public
|
|
*/
|
|
function onIdChange(installations, callback) {
|
|
const { appConfig } = installations;
|
|
addCallback(appConfig, callback);
|
|
return () => {
|
|
removeCallback(appConfig, callback);
|
|
};
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2020 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
/**
|
|
* Returns an instance of {@link Installations} associated with the given
|
|
* {@link @firebase/app#FirebaseApp} instance.
|
|
* @param app - The {@link @firebase/app#FirebaseApp} instance.
|
|
*
|
|
* @public
|
|
*/
|
|
function getInstallations(app = getApp()) {
|
|
const installationsImpl = _getProvider(app, 'installations').getImmediate();
|
|
return installationsImpl;
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
function extractAppConfig(app) {
|
|
if (!app || !app.options) {
|
|
throw getMissingValueError('App Configuration');
|
|
}
|
|
if (!app.name) {
|
|
throw getMissingValueError('App Name');
|
|
}
|
|
// Required app config keys
|
|
const configKeys = [
|
|
'projectId',
|
|
'apiKey',
|
|
'appId'
|
|
];
|
|
for (const keyName of configKeys) {
|
|
if (!app.options[keyName]) {
|
|
throw getMissingValueError(keyName);
|
|
}
|
|
}
|
|
return {
|
|
appName: app.name,
|
|
projectId: app.options.projectId,
|
|
apiKey: app.options.apiKey,
|
|
appId: app.options.appId
|
|
};
|
|
}
|
|
function getMissingValueError(valueName) {
|
|
return ERROR_FACTORY.create("missing-app-config-values" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {
|
|
valueName
|
|
});
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright 2020 Google LLC
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
const INSTALLATIONS_NAME = 'installations';
|
|
const INSTALLATIONS_NAME_INTERNAL = 'installations-internal';
|
|
const publicFactory = (container) => {
|
|
const app = container.getProvider('app').getImmediate();
|
|
// Throws if app isn't configured properly.
|
|
const appConfig = extractAppConfig(app);
|
|
const heartbeatServiceProvider = _getProvider(app, 'heartbeat');
|
|
const installationsImpl = {
|
|
app,
|
|
appConfig,
|
|
heartbeatServiceProvider,
|
|
_delete: () => Promise.resolve()
|
|
};
|
|
return installationsImpl;
|
|
};
|
|
const internalFactory = (container) => {
|
|
const app = container.getProvider('app').getImmediate();
|
|
// Internal FIS instance relies on public FIS instance.
|
|
const installations = _getProvider(app, INSTALLATIONS_NAME).getImmediate();
|
|
const installationsInternal = {
|
|
getId: () => getId(installations),
|
|
getToken: (forceRefresh) => getToken(installations, forceRefresh)
|
|
};
|
|
return installationsInternal;
|
|
};
|
|
function registerInstallations() {
|
|
_registerComponent(new Component(INSTALLATIONS_NAME, publicFactory, "PUBLIC" /* ComponentType.PUBLIC */));
|
|
_registerComponent(new Component(INSTALLATIONS_NAME_INTERNAL, internalFactory, "PRIVATE" /* ComponentType.PRIVATE */));
|
|
}
|
|
|
|
/**
|
|
* The Firebase Installations Web SDK.
|
|
* This SDK does not work in a Node.js environment.
|
|
*
|
|
* @packageDocumentation
|
|
*/
|
|
registerInstallations();
|
|
registerVersion(name, version);
|
|
// BUILD_TARGET will be replaced by values like esm5, esm2017, cjs5, etc during the compilation
|
|
registerVersion(name, version, 'esm2017');
|
|
|
|
export { deleteInstallations, getId, getInstallations, getToken, onIdChange };
|
|
//# sourceMappingURL=index.esm2017.js.map
|