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|
- define(['exports'], (function (exports) { 'use strict';
-
- try {
- self['workbox:core:7.0.0'] && _();
- } catch (e) {}
-
- const logger = (() => {
-
-
- if (!('__WB_DISABLE_DEV_LOGS' in globalThis)) {
- self.__WB_DISABLE_DEV_LOGS = false;
- }
- let inGroup = false;
- const methodToColorMap = {
- debug: `#7f8c8d`,
- log: `#2ecc71`,
- warn: `#f39c12`,
- error: `#c0392b`,
- groupCollapsed: `#3498db`,
- groupEnd: null
- };
- const print = function (method, args) {
- if (self.__WB_DISABLE_DEV_LOGS) {
- return;
- }
- if (method === 'groupCollapsed') {
-
-
- if (/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {
- console[method](...args);
- return;
- }
- }
- const styles = [`background: ${methodToColorMap[method]}`, `border-radius: 0.5em`, `color: white`, `font-weight: bold`, `padding: 2px 0.5em`];
-
- const logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')];
- console[method](...logPrefix, ...args);
- if (method === 'groupCollapsed') {
- inGroup = true;
- }
- if (method === 'groupEnd') {
- inGroup = false;
- }
- };
-
- const api = {};
- const loggerMethods = Object.keys(methodToColorMap);
- for (const key of loggerMethods) {
- const method = key;
- api[method] = (...args) => {
- print(method, args);
- };
- }
- return api;
- })();
-
- const messages$1 = {
- 'invalid-value': ({
- paramName,
- validValueDescription,
- value
- }) => {
- if (!paramName || !validValueDescription) {
- throw new Error(`Unexpected input to 'invalid-value' error.`);
- }
- return `The '${paramName}' parameter was given a value with an ` + `unexpected value. ${validValueDescription} Received a value of ` + `${JSON.stringify(value)}.`;
- },
- 'not-an-array': ({
- moduleName,
- className,
- funcName,
- paramName
- }) => {
- if (!moduleName || !className || !funcName || !paramName) {
- throw new Error(`Unexpected input to 'not-an-array' error.`);
- }
- return `The parameter '${paramName}' passed into ` + `'${moduleName}.${className}.${funcName}()' must be an array.`;
- },
- 'incorrect-type': ({
- expectedType,
- paramName,
- moduleName,
- className,
- funcName
- }) => {
- if (!expectedType || !paramName || !moduleName || !funcName) {
- throw new Error(`Unexpected input to 'incorrect-type' error.`);
- }
- const classNameStr = className ? `${className}.` : '';
- return `The parameter '${paramName}' passed into ` + `'${moduleName}.${classNameStr}` + `${funcName}()' must be of type ${expectedType}.`;
- },
- 'incorrect-class': ({
- expectedClassName,
- paramName,
- moduleName,
- className,
- funcName,
- isReturnValueProblem
- }) => {
- if (!expectedClassName || !moduleName || !funcName) {
- throw new Error(`Unexpected input to 'incorrect-class' error.`);
- }
- const classNameStr = className ? `${className}.` : '';
- if (isReturnValueProblem) {
- return `The return value from ` + `'${moduleName}.${classNameStr}${funcName}()' ` + `must be an instance of class ${expectedClassName}.`;
- }
- return `The parameter '${paramName}' passed into ` + `'${moduleName}.${classNameStr}${funcName}()' ` + `must be an instance of class ${expectedClassName}.`;
- },
- 'missing-a-method': ({
- expectedMethod,
- paramName,
- moduleName,
- className,
- funcName
- }) => {
- if (!expectedMethod || !paramName || !moduleName || !className || !funcName) {
- throw new Error(`Unexpected input to 'missing-a-method' error.`);
- }
- return `${moduleName}.${className}.${funcName}() expected the ` + `'${paramName}' parameter to expose a '${expectedMethod}' method.`;
- },
- 'add-to-cache-list-unexpected-type': ({
- entry
- }) => {
- return `An unexpected entry was passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' The entry ` + `'${JSON.stringify(entry)}' isn't supported. You must supply an array of ` + `strings with one or more characters, objects with a url property or ` + `Request objects.`;
- },
- 'add-to-cache-list-conflicting-entries': ({
- firstEntry,
- secondEntry
- }) => {
- if (!firstEntry || !secondEntry) {
- throw new Error(`Unexpected input to ` + `'add-to-cache-list-duplicate-entries' error.`);
- }
- return `Two of the entries passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' had the URL ` + `${firstEntry} but different revision details. Workbox is ` + `unable to cache and version the asset correctly. Please remove one ` + `of the entries.`;
- },
- 'plugin-error-request-will-fetch': ({
- thrownErrorMessage
- }) => {
- if (!thrownErrorMessage) {
- throw new Error(`Unexpected input to ` + `'plugin-error-request-will-fetch', error.`);
- }
- return `An error was thrown by a plugins 'requestWillFetch()' method. ` + `The thrown error message was: '${thrownErrorMessage}'.`;
- },
- 'invalid-cache-name': ({
- cacheNameId,
- value
- }) => {
- if (!cacheNameId) {
- throw new Error(`Expected a 'cacheNameId' for error 'invalid-cache-name'`);
- }
- return `You must provide a name containing at least one character for ` + `setCacheDetails({${cacheNameId}: '...'}). Received a value of ` + `'${JSON.stringify(value)}'`;
- },
- 'unregister-route-but-not-found-with-method': ({
- method
- }) => {
- if (!method) {
- throw new Error(`Unexpected input to ` + `'unregister-route-but-not-found-with-method' error.`);
- }
- return `The route you're trying to unregister was not previously ` + `registered for the method type '${method}'.`;
- },
- 'unregister-route-route-not-registered': () => {
- return `The route you're trying to unregister was not previously ` + `registered.`;
- },
- 'queue-replay-failed': ({
- name
- }) => {
- return `Replaying the background sync queue '${name}' failed.`;
- },
- 'duplicate-queue-name': ({
- name
- }) => {
- return `The Queue name '${name}' is already being used. ` + `All instances of backgroundSync.Queue must be given unique names.`;
- },
- 'expired-test-without-max-age': ({
- methodName,
- paramName
- }) => {
- return `The '${methodName}()' method can only be used when the ` + `'${paramName}' is used in the constructor.`;
- },
- 'unsupported-route-type': ({
- moduleName,
- className,
- funcName,
- paramName
- }) => {
- return `The supplied '${paramName}' parameter was an unsupported type. ` + `Please check the docs for ${moduleName}.${className}.${funcName} for ` + `valid input types.`;
- },
- 'not-array-of-class': ({
- value,
- expectedClass,
- moduleName,
- className,
- funcName,
- paramName
- }) => {
- return `The supplied '${paramName}' parameter must be an array of ` + `'${expectedClass}' objects. Received '${JSON.stringify(value)},'. ` + `Please check the call to ${moduleName}.${className}.${funcName}() ` + `to fix the issue.`;
- },
- 'max-entries-or-age-required': ({
- moduleName,
- className,
- funcName
- }) => {
- return `You must define either config.maxEntries or config.maxAgeSeconds` + `in ${moduleName}.${className}.${funcName}`;
- },
- 'statuses-or-headers-required': ({
- moduleName,
- className,
- funcName
- }) => {
- return `You must define either config.statuses or config.headers` + `in ${moduleName}.${className}.${funcName}`;
- },
- 'invalid-string': ({
- moduleName,
- funcName,
- paramName
- }) => {
- if (!paramName || !moduleName || !funcName) {
- throw new Error(`Unexpected input to 'invalid-string' error.`);
- }
- return `When using strings, the '${paramName}' parameter must start with ` + `'http' (for cross-origin matches) or '/' (for same-origin matches). ` + `Please see the docs for ${moduleName}.${funcName}() for ` + `more info.`;
- },
- 'channel-name-required': () => {
- return `You must provide a channelName to construct a ` + `BroadcastCacheUpdate instance.`;
- },
- 'invalid-responses-are-same-args': () => {
- return `The arguments passed into responsesAreSame() appear to be ` + `invalid. Please ensure valid Responses are used.`;
- },
- 'expire-custom-caches-only': () => {
- return `You must provide a 'cacheName' property when using the ` + `expiration plugin with a runtime caching strategy.`;
- },
- 'unit-must-be-bytes': ({
- normalizedRangeHeader
- }) => {
- if (!normalizedRangeHeader) {
- throw new Error(`Unexpected input to 'unit-must-be-bytes' error.`);
- }
- return `The 'unit' portion of the Range header must be set to 'bytes'. ` + `The Range header provided was "${normalizedRangeHeader}"`;
- },
- 'single-range-only': ({
- normalizedRangeHeader
- }) => {
- if (!normalizedRangeHeader) {
- throw new Error(`Unexpected input to 'single-range-only' error.`);
- }
- return `Multiple ranges are not supported. Please use a single start ` + `value, and optional end value. The Range header provided was ` + `"${normalizedRangeHeader}"`;
- },
- 'invalid-range-values': ({
- normalizedRangeHeader
- }) => {
- if (!normalizedRangeHeader) {
- throw new Error(`Unexpected input to 'invalid-range-values' error.`);
- }
- return `The Range header is missing both start and end values. At least ` + `one of those values is needed. The Range header provided was ` + `"${normalizedRangeHeader}"`;
- },
- 'no-range-header': () => {
- return `No Range header was found in the Request provided.`;
- },
- 'range-not-satisfiable': ({
- size,
- start,
- end
- }) => {
- return `The start (${start}) and end (${end}) values in the Range are ` + `not satisfiable by the cached response, which is ${size} bytes.`;
- },
- 'attempt-to-cache-non-get-request': ({
- url,
- method
- }) => {
- return `Unable to cache '${url}' because it is a '${method}' request and ` + `only 'GET' requests can be cached.`;
- },
- 'cache-put-with-no-response': ({
- url
- }) => {
- return `There was an attempt to cache '${url}' but the response was not ` + `defined.`;
- },
- 'no-response': ({
- url,
- error
- }) => {
- let message = `The strategy could not generate a response for '${url}'.`;
- if (error) {
- message += ` The underlying error is ${error}.`;
- }
- return message;
- },
- 'bad-precaching-response': ({
- url,
- status
- }) => {
- return `The precaching request for '${url}' failed` + (status ? ` with an HTTP status of ${status}.` : `.`);
- },
- 'non-precached-url': ({
- url
- }) => {
- return `createHandlerBoundToURL('${url}') was called, but that URL is ` + `not precached. Please pass in a URL that is precached instead.`;
- },
- 'add-to-cache-list-conflicting-integrities': ({
- url
- }) => {
- return `Two of the entries passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' had the URL ` + `${url} with different integrity values. Please remove one of them.`;
- },
- 'missing-precache-entry': ({
- cacheName,
- url
- }) => {
- return `Unable to find a precached response in ${cacheName} for ${url}.`;
- },
- 'cross-origin-copy-response': ({
- origin
- }) => {
- return `workbox-core.copyResponse() can only be used with same-origin ` + `responses. It was passed a response with origin ${origin}.`;
- },
- 'opaque-streams-source': ({
- type
- }) => {
- const message = `One of the workbox-streams sources resulted in an ` + `'${type}' response.`;
- if (type === 'opaqueredirect') {
- return `${message} Please do not use a navigation request that results ` + `in a redirect as a source.`;
- }
- return `${message} Please ensure your sources are CORS-enabled.`;
- }
- };
-
- const generatorFunction = (code, details = {}) => {
- const message = messages$1[code];
- if (!message) {
- throw new Error(`Unable to find message for code '${code}'.`);
- }
- return message(details);
- };
- const messageGenerator = generatorFunction;
-
-
- class WorkboxError extends Error {
-
- constructor(errorCode, details) {
- const message = messageGenerator(errorCode, details);
- super(message);
- this.name = errorCode;
- this.details = details;
- }
- }
-
-
- const isArray = (value, details) => {
- if (!Array.isArray(value)) {
- throw new WorkboxError('not-an-array', details);
- }
- };
- const hasMethod = (object, expectedMethod, details) => {
- const type = typeof object[expectedMethod];
- if (type !== 'function') {
- details['expectedMethod'] = expectedMethod;
- throw new WorkboxError('missing-a-method', details);
- }
- };
- const isType = (object, expectedType, details) => {
- if (typeof object !== expectedType) {
- details['expectedType'] = expectedType;
- throw new WorkboxError('incorrect-type', details);
- }
- };
- const isInstance = (object,
-
-
- expectedClass, details) => {
- if (!(object instanceof expectedClass)) {
- details['expectedClassName'] = expectedClass.name;
- throw new WorkboxError('incorrect-class', details);
- }
- };
- const isOneOf = (value, validValues, details) => {
- if (!validValues.includes(value)) {
- details['validValueDescription'] = `Valid values are ${JSON.stringify(validValues)}.`;
- throw new WorkboxError('invalid-value', details);
- }
- };
- const isArrayOfClass = (value,
-
- expectedClass,
-
- details) => {
- const error = new WorkboxError('not-array-of-class', details);
- if (!Array.isArray(value)) {
- throw error;
- }
- for (const item of value) {
- if (!(item instanceof expectedClass)) {
- throw error;
- }
- }
- };
- const finalAssertExports = {
- hasMethod,
- isArray,
- isInstance,
- isOneOf,
- isType,
- isArrayOfClass
- };
-
- try {
- self['workbox:routing:7.0.0'] && _();
- } catch (e) {}
-
-
- const defaultMethod = 'GET';
-
- const validMethods = ['DELETE', 'GET', 'HEAD', 'PATCH', 'POST', 'PUT'];
-
-
- const normalizeHandler = handler => {
- if (handler && typeof handler === 'object') {
- {
- finalAssertExports.hasMethod(handler, 'handle', {
- moduleName: 'workbox-routing',
- className: 'Route',
- funcName: 'constructor',
- paramName: 'handler'
- });
- }
- return handler;
- } else {
- {
- finalAssertExports.isType(handler, 'function', {
- moduleName: 'workbox-routing',
- className: 'Route',
- funcName: 'constructor',
- paramName: 'handler'
- });
- }
- return {
- handle: handler
- };
- }
- };
-
-
- class Route {
-
- constructor(match, handler, method = defaultMethod) {
- {
- finalAssertExports.isType(match, 'function', {
- moduleName: 'workbox-routing',
- className: 'Route',
- funcName: 'constructor',
- paramName: 'match'
- });
- if (method) {
- finalAssertExports.isOneOf(method, validMethods, {
- paramName: 'method'
- });
- }
- }
-
-
- this.handler = normalizeHandler(handler);
- this.match = match;
- this.method = method;
- }
-
- setCatchHandler(handler) {
- this.catchHandler = normalizeHandler(handler);
- }
- }
-
-
- class RegExpRoute extends Route {
-
- constructor(regExp, handler, method) {
- {
- finalAssertExports.isInstance(regExp, RegExp, {
- moduleName: 'workbox-routing',
- className: 'RegExpRoute',
- funcName: 'constructor',
- paramName: 'pattern'
- });
- }
- const match = ({
- url
- }) => {
- const result = regExp.exec(url.href);
-
- if (!result) {
- return;
- }
-
-
-
-
- if (url.origin !== location.origin && result.index !== 0) {
- {
- logger.debug(`The regular expression '${regExp.toString()}' only partially matched ` + `against the cross-origin URL '${url.toString()}'. RegExpRoute's will only ` + `handle cross-origin requests if they match the entire URL.`);
- }
- return;
- }
-
-
-
-
- return result.slice(1);
- };
- super(match, handler, method);
- }
- }
-
- const getFriendlyURL = url => {
- const urlObj = new URL(String(url), location.href);
-
-
- return urlObj.href.replace(new RegExp(`^${location.origin}`), '');
- };
-
-
- class Router {
-
- constructor() {
- this._routes = new Map();
- this._defaultHandlerMap = new Map();
- }
-
- get routes() {
- return this._routes;
- }
-
- addFetchListener() {
-
- self.addEventListener('fetch', event => {
- const {
- request
- } = event;
- const responsePromise = this.handleRequest({
- request,
- event
- });
- if (responsePromise) {
- event.respondWith(responsePromise);
- }
- });
- }
-
- addCacheListener() {
-
- self.addEventListener('message', event => {
-
-
- if (event.data && event.data.type === 'CACHE_URLS') {
-
- const {
- payload
- } = event.data;
- {
- logger.debug(`Caching URLs from the window`, payload.urlsToCache);
- }
- const requestPromises = Promise.all(payload.urlsToCache.map(entry => {
- if (typeof entry === 'string') {
- entry = [entry];
- }
- const request = new Request(...entry);
- return this.handleRequest({
- request,
- event
- });
-
-
-
- }));
- event.waitUntil(requestPromises);
-
- if (event.ports && event.ports[0]) {
- void requestPromises.then(() => event.ports[0].postMessage(true));
- }
- }
- });
- }
-
- handleRequest({
- request,
- event
- }) {
- {
- finalAssertExports.isInstance(request, Request, {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'handleRequest',
- paramName: 'options.request'
- });
- }
- const url = new URL(request.url, location.href);
- if (!url.protocol.startsWith('http')) {
- {
- logger.debug(`Workbox Router only supports URLs that start with 'http'.`);
- }
- return;
- }
- const sameOrigin = url.origin === location.origin;
- const {
- params,
- route
- } = this.findMatchingRoute({
- event,
- request,
- sameOrigin,
- url
- });
- let handler = route && route.handler;
- const debugMessages = [];
- {
- if (handler) {
- debugMessages.push([`Found a route to handle this request:`, route]);
- if (params) {
- debugMessages.push([`Passing the following params to the route's handler:`, params]);
- }
- }
- }
-
-
- const method = request.method;
- if (!handler && this._defaultHandlerMap.has(method)) {
- {
- debugMessages.push(`Failed to find a matching route. Falling ` + `back to the default handler for ${method}.`);
- }
- handler = this._defaultHandlerMap.get(method);
- }
- if (!handler) {
- {
-
-
- logger.debug(`No route found for: ${getFriendlyURL(url)}`);
- }
- return;
- }
- {
-
-
- logger.groupCollapsed(`Router is responding to: ${getFriendlyURL(url)}`);
- debugMessages.forEach(msg => {
- if (Array.isArray(msg)) {
- logger.log(...msg);
- } else {
- logger.log(msg);
- }
- });
- logger.groupEnd();
- }
-
-
- let responsePromise;
- try {
- responsePromise = handler.handle({
- url,
- request,
- event,
- params
- });
- } catch (err) {
- responsePromise = Promise.reject(err);
- }
-
- const catchHandler = route && route.catchHandler;
- if (responsePromise instanceof Promise && (this._catchHandler || catchHandler)) {
- responsePromise = responsePromise.catch(async err => {
-
- if (catchHandler) {
- {
-
-
- logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL(url)}. Falling back to route's Catch Handler.`);
- logger.error(`Error thrown by:`, route);
- logger.error(err);
- logger.groupEnd();
- }
- try {
- return await catchHandler.handle({
- url,
- request,
- event,
- params
- });
- } catch (catchErr) {
- if (catchErr instanceof Error) {
- err = catchErr;
- }
- }
- }
- if (this._catchHandler) {
- {
-
-
- logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL(url)}. Falling back to global Catch Handler.`);
- logger.error(`Error thrown by:`, route);
- logger.error(err);
- logger.groupEnd();
- }
- return this._catchHandler.handle({
- url,
- request,
- event
- });
- }
- throw err;
- });
- }
- return responsePromise;
- }
-
- findMatchingRoute({
- url,
- sameOrigin,
- request,
- event
- }) {
- const routes = this._routes.get(request.method) || [];
- for (const route of routes) {
- let params;
-
-
- const matchResult = route.match({
- url,
- sameOrigin,
- request,
- event
- });
- if (matchResult) {
- {
-
-
- if (matchResult instanceof Promise) {
- logger.warn(`While routing ${getFriendlyURL(url)}, an async ` + `matchCallback function was used. Please convert the ` + `following route to use a synchronous matchCallback function:`, route);
- }
- }
-
-
- params = matchResult;
- if (Array.isArray(params) && params.length === 0) {
-
- params = undefined;
- } else if (matchResult.constructor === Object &&
-
- Object.keys(matchResult).length === 0) {
-
- params = undefined;
- } else if (typeof matchResult === 'boolean') {
-
-
-
- params = undefined;
- }
-
- return {
- route,
- params
- };
- }
- }
-
- return {};
- }
-
- setDefaultHandler(handler, method = defaultMethod) {
- this._defaultHandlerMap.set(method, normalizeHandler(handler));
- }
-
- setCatchHandler(handler) {
- this._catchHandler = normalizeHandler(handler);
- }
-
- registerRoute(route) {
- {
- finalAssertExports.isType(route, 'object', {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'registerRoute',
- paramName: 'route'
- });
- finalAssertExports.hasMethod(route, 'match', {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'registerRoute',
- paramName: 'route'
- });
- finalAssertExports.isType(route.handler, 'object', {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'registerRoute',
- paramName: 'route'
- });
- finalAssertExports.hasMethod(route.handler, 'handle', {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'registerRoute',
- paramName: 'route.handler'
- });
- finalAssertExports.isType(route.method, 'string', {
- moduleName: 'workbox-routing',
- className: 'Router',
- funcName: 'registerRoute',
- paramName: 'route.method'
- });
- }
- if (!this._routes.has(route.method)) {
- this._routes.set(route.method, []);
- }
-
-
- this._routes.get(route.method).push(route);
- }
-
- unregisterRoute(route) {
- if (!this._routes.has(route.method)) {
- throw new WorkboxError('unregister-route-but-not-found-with-method', {
- method: route.method
- });
- }
- const routeIndex = this._routes.get(route.method).indexOf(route);
- if (routeIndex > -1) {
- this._routes.get(route.method).splice(routeIndex, 1);
- } else {
- throw new WorkboxError('unregister-route-route-not-registered');
- }
- }
- }
-
- let defaultRouter;
-
- const getOrCreateDefaultRouter = () => {
- if (!defaultRouter) {
- defaultRouter = new Router();
-
- defaultRouter.addFetchListener();
- defaultRouter.addCacheListener();
- }
- return defaultRouter;
- };
-
-
- function registerRoute(capture, handler, method) {
- let route;
- if (typeof capture === 'string') {
- const captureUrl = new URL(capture, location.href);
- {
- if (!(capture.startsWith('/') || capture.startsWith('http'))) {
- throw new WorkboxError('invalid-string', {
- moduleName: 'workbox-routing',
- funcName: 'registerRoute',
- paramName: 'capture'
- });
- }
-
-
- const valueToCheck = capture.startsWith('http') ? captureUrl.pathname : capture;
-
- const wildcards = '[*:?+]';
- if (new RegExp(`${wildcards}`).exec(valueToCheck)) {
- logger.debug(`The '$capture' parameter contains an Express-style wildcard ` + `character (${wildcards}). Strings are now always interpreted as ` + `exact matches; use a RegExp for partial or wildcard matches.`);
- }
- }
- const matchCallback = ({
- url
- }) => {
- {
- if (url.pathname === captureUrl.pathname && url.origin !== captureUrl.origin) {
- logger.debug(`${capture} only partially matches the cross-origin URL ` + `${url.toString()}. This route will only handle cross-origin requests ` + `if they match the entire URL.`);
- }
- }
- return url.href === captureUrl.href;
- };
-
- route = new Route(matchCallback, handler, method);
- } else if (capture instanceof RegExp) {
-
- route = new RegExpRoute(capture, handler, method);
- } else if (typeof capture === 'function') {
-
- route = new Route(capture, handler, method);
- } else if (capture instanceof Route) {
- route = capture;
- } else {
- throw new WorkboxError('unsupported-route-type', {
- moduleName: 'workbox-routing',
- funcName: 'registerRoute',
- paramName: 'capture'
- });
- }
- const defaultRouter = getOrCreateDefaultRouter();
- defaultRouter.registerRoute(route);
- return route;
- }
-
- try {
- self['workbox:strategies:7.0.0'] && _();
- } catch (e) {}
-
- const cacheOkAndOpaquePlugin = {
-
- cacheWillUpdate: async ({
- response
- }) => {
- if (response.status === 200 || response.status === 0) {
- return response;
- }
- return null;
- }
- };
-
- const _cacheNameDetails = {
- googleAnalytics: 'googleAnalytics',
- precache: 'precache-v2',
- prefix: 'workbox',
- runtime: 'runtime',
- suffix: typeof registration !== 'undefined' ? registration.scope : ''
- };
- const _createCacheName = cacheName => {
- return [_cacheNameDetails.prefix, cacheName, _cacheNameDetails.suffix].filter(value => value && value.length > 0).join('-');
- };
- const eachCacheNameDetail = fn => {
- for (const key of Object.keys(_cacheNameDetails)) {
- fn(key);
- }
- };
- const cacheNames = {
- updateDetails: details => {
- eachCacheNameDetail(key => {
- if (typeof details[key] === 'string') {
- _cacheNameDetails[key] = details[key];
- }
- });
- },
- getGoogleAnalyticsName: userCacheName => {
- return userCacheName || _createCacheName(_cacheNameDetails.googleAnalytics);
- },
- getPrecacheName: userCacheName => {
- return userCacheName || _createCacheName(_cacheNameDetails.precache);
- },
- getPrefix: () => {
- return _cacheNameDetails.prefix;
- },
- getRuntimeName: userCacheName => {
- return userCacheName || _createCacheName(_cacheNameDetails.runtime);
- },
- getSuffix: () => {
- return _cacheNameDetails.suffix;
- }
- };
-
- function stripParams(fullURL, ignoreParams) {
- const strippedURL = new URL(fullURL);
- for (const param of ignoreParams) {
- strippedURL.searchParams.delete(param);
- }
- return strippedURL.href;
- }
-
- async function cacheMatchIgnoreParams(cache, request, ignoreParams, matchOptions) {
- const strippedRequestURL = stripParams(request.url, ignoreParams);
-
- if (request.url === strippedRequestURL) {
- return cache.match(request, matchOptions);
- }
-
- const keysOptions = Object.assign(Object.assign({}, matchOptions), {
- ignoreSearch: true
- });
- const cacheKeys = await cache.keys(request, keysOptions);
- for (const cacheKey of cacheKeys) {
- const strippedCacheKeyURL = stripParams(cacheKey.url, ignoreParams);
- if (strippedRequestURL === strippedCacheKeyURL) {
- return cache.match(cacheKey, matchOptions);
- }
- }
- return;
- }
-
-
- class Deferred {
-
- constructor() {
- this.promise = new Promise((resolve, reject) => {
- this.resolve = resolve;
- this.reject = reject;
- });
- }
- }
-
-
-
-
- const quotaErrorCallbacks = new Set();
-
-
- async function executeQuotaErrorCallbacks() {
- {
- logger.log(`About to run ${quotaErrorCallbacks.size} ` + `callbacks to clean up caches.`);
- }
- for (const callback of quotaErrorCallbacks) {
- await callback();
- {
- logger.log(callback, 'is complete.');
- }
- }
- {
- logger.log('Finished running callbacks.');
- }
- }
-
-
- function timeout(ms) {
- return new Promise(resolve => setTimeout(resolve, ms));
- }
-
- function toRequest(input) {
- return typeof input === 'string' ? new Request(input) : input;
- }
-
- class StrategyHandler {
-
- constructor(strategy, options) {
- this._cacheKeys = {};
-
-
-
-
- {
- finalAssertExports.isInstance(options.event, ExtendableEvent, {
- moduleName: 'workbox-strategies',
- className: 'StrategyHandler',
- funcName: 'constructor',
- paramName: 'options.event'
- });
- }
- Object.assign(this, options);
- this.event = options.event;
- this._strategy = strategy;
- this._handlerDeferred = new Deferred();
- this._extendLifetimePromises = [];
-
-
- this._plugins = [...strategy.plugins];
- this._pluginStateMap = new Map();
- for (const plugin of this._plugins) {
- this._pluginStateMap.set(plugin, {});
- }
- this.event.waitUntil(this._handlerDeferred.promise);
- }
-
- async fetch(input) {
- const {
- event
- } = this;
- let request = toRequest(input);
- if (request.mode === 'navigate' && event instanceof FetchEvent && event.preloadResponse) {
- const possiblePreloadResponse = await event.preloadResponse;
- if (possiblePreloadResponse) {
- {
- logger.log(`Using a preloaded navigation response for ` + `'${getFriendlyURL(request.url)}'`);
- }
- return possiblePreloadResponse;
- }
- }
-
-
-
- const originalRequest = this.hasCallback('fetchDidFail') ? request.clone() : null;
- try {
- for (const cb of this.iterateCallbacks('requestWillFetch')) {
- request = await cb({
- request: request.clone(),
- event
- });
- }
- } catch (err) {
- if (err instanceof Error) {
- throw new WorkboxError('plugin-error-request-will-fetch', {
- thrownErrorMessage: err.message
- });
- }
- }
-
-
-
- const pluginFilteredRequest = request.clone();
- try {
- let fetchResponse;
-
- fetchResponse = await fetch(request, request.mode === 'navigate' ? undefined : this._strategy.fetchOptions);
- if ("development" !== 'production') {
- logger.debug(`Network request for ` + `'${getFriendlyURL(request.url)}' returned a response with ` + `status '${fetchResponse.status}'.`);
- }
- for (const callback of this.iterateCallbacks('fetchDidSucceed')) {
- fetchResponse = await callback({
- event,
- request: pluginFilteredRequest,
- response: fetchResponse
- });
- }
- return fetchResponse;
- } catch (error) {
- {
- logger.log(`Network request for ` + `'${getFriendlyURL(request.url)}' threw an error.`, error);
- }
-
-
- if (originalRequest) {
- await this.runCallbacks('fetchDidFail', {
- error: error,
- event,
- originalRequest: originalRequest.clone(),
- request: pluginFilteredRequest.clone()
- });
- }
- throw error;
- }
- }
-
- async fetchAndCachePut(input) {
- const response = await this.fetch(input);
- const responseClone = response.clone();
- void this.waitUntil(this.cachePut(input, responseClone));
- return response;
- }
-
- async cacheMatch(key) {
- const request = toRequest(key);
- let cachedResponse;
- const {
- cacheName,
- matchOptions
- } = this._strategy;
- const effectiveRequest = await this.getCacheKey(request, 'read');
- const multiMatchOptions = Object.assign(Object.assign({}, matchOptions), {
- cacheName
- });
- cachedResponse = await caches.match(effectiveRequest, multiMatchOptions);
- {
- if (cachedResponse) {
- logger.debug(`Found a cached response in '${cacheName}'.`);
- } else {
- logger.debug(`No cached response found in '${cacheName}'.`);
- }
- }
- for (const callback of this.iterateCallbacks('cachedResponseWillBeUsed')) {
- cachedResponse = (await callback({
- cacheName,
- matchOptions,
- cachedResponse,
- request: effectiveRequest,
- event: this.event
- })) || undefined;
- }
- return cachedResponse;
- }
-
- async cachePut(key, response) {
- const request = toRequest(key);
-
-
- await timeout(0);
- const effectiveRequest = await this.getCacheKey(request, 'write');
- {
- if (effectiveRequest.method && effectiveRequest.method !== 'GET') {
- throw new WorkboxError('attempt-to-cache-non-get-request', {
- url: getFriendlyURL(effectiveRequest.url),
- method: effectiveRequest.method
- });
- }
-
- const vary = response.headers.get('Vary');
- if (vary) {
- logger.debug(`The response for ${getFriendlyURL(effectiveRequest.url)} ` + `has a 'Vary: ${vary}' header. ` + `Consider setting the {ignoreVary: true} option on your strategy ` + `to ensure cache matching and deletion works as expected.`);
- }
- }
- if (!response) {
- {
- logger.error(`Cannot cache non-existent response for ` + `'${getFriendlyURL(effectiveRequest.url)}'.`);
- }
- throw new WorkboxError('cache-put-with-no-response', {
- url: getFriendlyURL(effectiveRequest.url)
- });
- }
- const responseToCache = await this._ensureResponseSafeToCache(response);
- if (!responseToCache) {
- {
- logger.debug(`Response '${getFriendlyURL(effectiveRequest.url)}' ` + `will not be cached.`, responseToCache);
- }
- return false;
- }
- const {
- cacheName,
- matchOptions
- } = this._strategy;
- const cache = await self.caches.open(cacheName);
- const hasCacheUpdateCallback = this.hasCallback('cacheDidUpdate');
- const oldResponse = hasCacheUpdateCallback ? await cacheMatchIgnoreParams(
-
-
-
- cache, effectiveRequest.clone(), ['__WB_REVISION__'], matchOptions) : null;
- {
- logger.debug(`Updating the '${cacheName}' cache with a new Response ` + `for ${getFriendlyURL(effectiveRequest.url)}.`);
- }
- try {
- await cache.put(effectiveRequest, hasCacheUpdateCallback ? responseToCache.clone() : responseToCache);
- } catch (error) {
- if (error instanceof Error) {
-
- if (error.name === 'QuotaExceededError') {
- await executeQuotaErrorCallbacks();
- }
- throw error;
- }
- }
- for (const callback of this.iterateCallbacks('cacheDidUpdate')) {
- await callback({
- cacheName,
- oldResponse,
- newResponse: responseToCache.clone(),
- request: effectiveRequest,
- event: this.event
- });
- }
- return true;
- }
-
- async getCacheKey(request, mode) {
- const key = `${request.url} | ${mode}`;
- if (!this._cacheKeys[key]) {
- let effectiveRequest = request;
- for (const callback of this.iterateCallbacks('cacheKeyWillBeUsed')) {
- effectiveRequest = toRequest(await callback({
- mode,
- request: effectiveRequest,
- event: this.event,
-
- params: this.params
- }));
- }
- this._cacheKeys[key] = effectiveRequest;
- }
- return this._cacheKeys[key];
- }
-
- hasCallback(name) {
- for (const plugin of this._strategy.plugins) {
- if (name in plugin) {
- return true;
- }
- }
- return false;
- }
-
- async runCallbacks(name, param) {
- for (const callback of this.iterateCallbacks(name)) {
-
-
- await callback(param);
- }
- }
-
- *iterateCallbacks(name) {
- for (const plugin of this._strategy.plugins) {
- if (typeof plugin[name] === 'function') {
- const state = this._pluginStateMap.get(plugin);
- const statefulCallback = param => {
- const statefulParam = Object.assign(Object.assign({}, param), {
- state
- });
-
-
- return plugin[name](statefulParam);
- };
- yield statefulCallback;
- }
- }
- }
-
- waitUntil(promise) {
- this._extendLifetimePromises.push(promise);
- return promise;
- }
-
- async doneWaiting() {
- let promise;
- while (promise = this._extendLifetimePromises.shift()) {
- await promise;
- }
- }
-
- destroy() {
- this._handlerDeferred.resolve(null);
- }
-
- async _ensureResponseSafeToCache(response) {
- let responseToCache = response;
- let pluginsUsed = false;
- for (const callback of this.iterateCallbacks('cacheWillUpdate')) {
- responseToCache = (await callback({
- request: this.request,
- response: responseToCache,
- event: this.event
- })) || undefined;
- pluginsUsed = true;
- if (!responseToCache) {
- break;
- }
- }
- if (!pluginsUsed) {
- if (responseToCache && responseToCache.status !== 200) {
- responseToCache = undefined;
- }
- {
- if (responseToCache) {
- if (responseToCache.status !== 200) {
- if (responseToCache.status === 0) {
- logger.warn(`The response for '${this.request.url}' ` + `is an opaque response. The caching strategy that you're ` + `using will not cache opaque responses by default.`);
- } else {
- logger.debug(`The response for '${this.request.url}' ` + `returned a status code of '${response.status}' and won't ` + `be cached as a result.`);
- }
- }
- }
- }
- }
- return responseToCache;
- }
- }
-
-
- class Strategy {
-
- constructor(options = {}) {
-
- this.cacheName = cacheNames.getRuntimeName(options.cacheName);
-
- this.plugins = options.plugins || [];
-
- this.fetchOptions = options.fetchOptions;
-
- this.matchOptions = options.matchOptions;
- }
-
- handle(options) {
- const [responseDone] = this.handleAll(options);
- return responseDone;
- }
-
- handleAll(options) {
-
- if (options instanceof FetchEvent) {
- options = {
- event: options,
- request: options.request
- };
- }
- const event = options.event;
- const request = typeof options.request === 'string' ? new Request(options.request) : options.request;
- const params = 'params' in options ? options.params : undefined;
- const handler = new StrategyHandler(this, {
- event,
- request,
- params
- });
- const responseDone = this._getResponse(handler, request, event);
- const handlerDone = this._awaitComplete(responseDone, handler, request, event);
-
- return [responseDone, handlerDone];
- }
- async _getResponse(handler, request, event) {
- await handler.runCallbacks('handlerWillStart', {
- event,
- request
- });
- let response = undefined;
- try {
- response = await this._handle(request, handler);
-
-
-
- if (!response || response.type === 'error') {
- throw new WorkboxError('no-response', {
- url: request.url
- });
- }
- } catch (error) {
- if (error instanceof Error) {
- for (const callback of handler.iterateCallbacks('handlerDidError')) {
- response = await callback({
- error,
- event,
- request
- });
- if (response) {
- break;
- }
- }
- }
- if (!response) {
- throw error;
- } else {
- logger.log(`While responding to '${getFriendlyURL(request.url)}', ` + `an ${error instanceof Error ? error.toString() : ''} error occurred. Using a fallback response provided by ` + `a handlerDidError plugin.`);
- }
- }
- for (const callback of handler.iterateCallbacks('handlerWillRespond')) {
- response = await callback({
- event,
- request,
- response
- });
- }
- return response;
- }
- async _awaitComplete(responseDone, handler, request, event) {
- let response;
- let error;
- try {
- response = await responseDone;
- } catch (error) {
-
-
-
- }
- try {
- await handler.runCallbacks('handlerDidRespond', {
- event,
- request,
- response
- });
- await handler.doneWaiting();
- } catch (waitUntilError) {
- if (waitUntilError instanceof Error) {
- error = waitUntilError;
- }
- }
- await handler.runCallbacks('handlerDidComplete', {
- event,
- request,
- response,
- error: error
- });
- handler.destroy();
- if (error) {
- throw error;
- }
- }
- }
-
-
- const messages = {
- strategyStart: (strategyName, request) => `Using ${strategyName} to respond to '${getFriendlyURL(request.url)}'`,
- printFinalResponse: response => {
- if (response) {
- logger.groupCollapsed(`View the final response here.`);
- logger.log(response || '[No response returned]');
- logger.groupEnd();
- }
- }
- };
-
-
- class NetworkFirst extends Strategy {
-
- constructor(options = {}) {
- super(options);
-
-
- if (!this.plugins.some(p => 'cacheWillUpdate' in p)) {
- this.plugins.unshift(cacheOkAndOpaquePlugin);
- }
- this._networkTimeoutSeconds = options.networkTimeoutSeconds || 0;
- {
- if (this._networkTimeoutSeconds) {
- finalAssertExports.isType(this._networkTimeoutSeconds, 'number', {
- moduleName: 'workbox-strategies',
- className: this.constructor.name,
- funcName: 'constructor',
- paramName: 'networkTimeoutSeconds'
- });
- }
- }
- }
-
- async _handle(request, handler) {
- const logs = [];
- {
- finalAssertExports.isInstance(request, Request, {
- moduleName: 'workbox-strategies',
- className: this.constructor.name,
- funcName: 'handle',
- paramName: 'makeRequest'
- });
- }
- const promises = [];
- let timeoutId;
- if (this._networkTimeoutSeconds) {
- const {
- id,
- promise
- } = this._getTimeoutPromise({
- request,
- logs,
- handler
- });
- timeoutId = id;
- promises.push(promise);
- }
- const networkPromise = this._getNetworkPromise({
- timeoutId,
- request,
- logs,
- handler
- });
- promises.push(networkPromise);
- const response = await handler.waitUntil((async () => {
-
- return (await handler.waitUntil(Promise.race(promises))) || (
-
-
-
-
-
- await networkPromise);
- })());
- {
- logger.groupCollapsed(messages.strategyStart(this.constructor.name, request));
- for (const log of logs) {
- logger.log(log);
- }
- messages.printFinalResponse(response);
- logger.groupEnd();
- }
- if (!response) {
- throw new WorkboxError('no-response', {
- url: request.url
- });
- }
- return response;
- }
-
- _getTimeoutPromise({
- request,
- logs,
- handler
- }) {
- let timeoutId;
- const timeoutPromise = new Promise(resolve => {
- const onNetworkTimeout = async () => {
- {
- logs.push(`Timing out the network response at ` + `${this._networkTimeoutSeconds} seconds.`);
- }
- resolve(await handler.cacheMatch(request));
- };
- timeoutId = setTimeout(onNetworkTimeout, this._networkTimeoutSeconds * 1000);
- });
- return {
- promise: timeoutPromise,
- id: timeoutId
- };
- }
-
- async _getNetworkPromise({
- timeoutId,
- request,
- logs,
- handler
- }) {
- let error;
- let response;
- try {
- response = await handler.fetchAndCachePut(request);
- } catch (fetchError) {
- if (fetchError instanceof Error) {
- error = fetchError;
- }
- }
- if (timeoutId) {
- clearTimeout(timeoutId);
- }
- {
- if (response) {
- logs.push(`Got response from network.`);
- } else {
- logs.push(`Unable to get a response from the network. Will respond ` + `with a cached response.`);
- }
- }
- if (error || !response) {
- response = await handler.cacheMatch(request);
- {
- if (response) {
- logs.push(`Found a cached response in the '${this.cacheName}'` + ` cache.`);
- } else {
- logs.push(`No response found in the '${this.cacheName}' cache.`);
- }
- }
- }
- return response;
- }
- }
-
-
- function clientsClaim() {
- self.addEventListener('activate', () => self.clients.claim());
- }
-
-
- function waitUntil(event, asyncFn) {
- const returnPromise = asyncFn();
- event.waitUntil(returnPromise);
- return returnPromise;
- }
-
- try {
- self['workbox:precaching:7.0.0'] && _();
- } catch (e) {}
-
-
- const REVISION_SEARCH_PARAM = '__WB_REVISION__';
-
- function createCacheKey(entry) {
- if (!entry) {
- throw new WorkboxError('add-to-cache-list-unexpected-type', {
- entry
- });
- }
-
-
- if (typeof entry === 'string') {
- const urlObject = new URL(entry, location.href);
- return {
- cacheKey: urlObject.href,
- url: urlObject.href
- };
- }
- const {
- revision,
- url
- } = entry;
- if (!url) {
- throw new WorkboxError('add-to-cache-list-unexpected-type', {
- entry
- });
- }
-
-
- if (!revision) {
- const urlObject = new URL(url, location.href);
- return {
- cacheKey: urlObject.href,
- url: urlObject.href
- };
- }
-
-
- const cacheKeyURL = new URL(url, location.href);
- const originalURL = new URL(url, location.href);
- cacheKeyURL.searchParams.set(REVISION_SEARCH_PARAM, revision);
- return {
- cacheKey: cacheKeyURL.href,
- url: originalURL.href
- };
- }
-
-
- class PrecacheInstallReportPlugin {
- constructor() {
- this.updatedURLs = [];
- this.notUpdatedURLs = [];
- this.handlerWillStart = async ({
- request,
- state
- }) => {
-
- if (state) {
- state.originalRequest = request;
- }
- };
- this.cachedResponseWillBeUsed = async ({
- event,
- state,
- cachedResponse
- }) => {
- if (event.type === 'install') {
- if (state && state.originalRequest && state.originalRequest instanceof Request) {
-
- const url = state.originalRequest.url;
- if (cachedResponse) {
- this.notUpdatedURLs.push(url);
- } else {
- this.updatedURLs.push(url);
- }
- }
- }
- return cachedResponse;
- };
- }
- }
-
-
- class PrecacheCacheKeyPlugin {
- constructor({
- precacheController
- }) {
- this.cacheKeyWillBeUsed = async ({
- request,
- params
- }) => {
-
-
- const cacheKey = (params === null || params === void 0 ? void 0 : params.cacheKey) || this._precacheController.getCacheKeyForURL(request.url);
-
- return cacheKey ? new Request(cacheKey, {
- headers: request.headers
- }) : request;
- };
- this._precacheController = precacheController;
- }
- }
-
-
- const logGroup = (groupTitle, deletedURLs) => {
- logger.groupCollapsed(groupTitle);
- for (const url of deletedURLs) {
- logger.log(url);
- }
- logger.groupEnd();
- };
-
- function printCleanupDetails(deletedURLs) {
- const deletionCount = deletedURLs.length;
- if (deletionCount > 0) {
- logger.groupCollapsed(`During precaching cleanup, ` + `${deletionCount} cached ` + `request${deletionCount === 1 ? ' was' : 's were'} deleted.`);
- logGroup('Deleted Cache Requests', deletedURLs);
- logger.groupEnd();
- }
- }
-
-
- function _nestedGroup(groupTitle, urls) {
- if (urls.length === 0) {
- return;
- }
- logger.groupCollapsed(groupTitle);
- for (const url of urls) {
- logger.log(url);
- }
- logger.groupEnd();
- }
-
- function printInstallDetails(urlsToPrecache, urlsAlreadyPrecached) {
- const precachedCount = urlsToPrecache.length;
- const alreadyPrecachedCount = urlsAlreadyPrecached.length;
- if (precachedCount || alreadyPrecachedCount) {
- let message = `Precaching ${precachedCount} file${precachedCount === 1 ? '' : 's'}.`;
- if (alreadyPrecachedCount > 0) {
- message += ` ${alreadyPrecachedCount} ` + `file${alreadyPrecachedCount === 1 ? ' is' : 's are'} already cached.`;
- }
- logger.groupCollapsed(message);
- _nestedGroup(`View newly precached URLs.`, urlsToPrecache);
- _nestedGroup(`View previously precached URLs.`, urlsAlreadyPrecached);
- logger.groupEnd();
- }
- }
-
- let supportStatus;
-
- function canConstructResponseFromBodyStream() {
- if (supportStatus === undefined) {
- const testResponse = new Response('');
- if ('body' in testResponse) {
- try {
- new Response(testResponse.body);
- supportStatus = true;
- } catch (error) {
- supportStatus = false;
- }
- }
- supportStatus = false;
- }
- return supportStatus;
- }
-
-
- async function copyResponse(response, modifier) {
- let origin = null;
-
- if (response.url) {
- const responseURL = new URL(response.url);
- origin = responseURL.origin;
- }
- if (origin !== self.location.origin) {
- throw new WorkboxError('cross-origin-copy-response', {
- origin
- });
- }
- const clonedResponse = response.clone();
-
- const responseInit = {
- headers: new Headers(clonedResponse.headers),
- status: clonedResponse.status,
- statusText: clonedResponse.statusText
- };
-
- const modifiedResponseInit = modifier ? modifier(responseInit) : responseInit;
-
-
-
- const body = canConstructResponseFromBodyStream() ? clonedResponse.body : await clonedResponse.blob();
- return new Response(body, modifiedResponseInit);
- }
-
-
- class PrecacheStrategy extends Strategy {
-
- constructor(options = {}) {
- options.cacheName = cacheNames.getPrecacheName(options.cacheName);
- super(options);
- this._fallbackToNetwork = options.fallbackToNetwork === false ? false : true;
-
-
-
-
- this.plugins.push(PrecacheStrategy.copyRedirectedCacheableResponsesPlugin);
- }
-
- async _handle(request, handler) {
- const response = await handler.cacheMatch(request);
- if (response) {
- return response;
- }
-
-
- if (handler.event && handler.event.type === 'install') {
- return await this._handleInstall(request, handler);
- }
-
-
- return await this._handleFetch(request, handler);
- }
- async _handleFetch(request, handler) {
- let response;
- const params = handler.params || {};
-
- if (this._fallbackToNetwork) {
- {
- logger.warn(`The precached response for ` + `${getFriendlyURL(request.url)} in ${this.cacheName} was not ` + `found. Falling back to the network.`);
- }
- const integrityInManifest = params.integrity;
- const integrityInRequest = request.integrity;
- const noIntegrityConflict = !integrityInRequest || integrityInRequest === integrityInManifest;
-
-
- response = await handler.fetch(new Request(request, {
- integrity: request.mode !== 'no-cors' ? integrityInRequest || integrityInManifest : undefined
- }));
-
-
-
-
-
-
-
- if (integrityInManifest && noIntegrityConflict && request.mode !== 'no-cors') {
- this._useDefaultCacheabilityPluginIfNeeded();
- const wasCached = await handler.cachePut(request, response.clone());
- {
- if (wasCached) {
- logger.log(`A response for ${getFriendlyURL(request.url)} ` + `was used to "repair" the precache.`);
- }
- }
- }
- } else {
-
-
- throw new WorkboxError('missing-precache-entry', {
- cacheName: this.cacheName,
- url: request.url
- });
- }
- {
- const cacheKey = params.cacheKey || (await handler.getCacheKey(request, 'read'));
-
-
- logger.groupCollapsed(`Precaching is responding to: ` + getFriendlyURL(request.url));
- logger.log(`Serving the precached url: ${getFriendlyURL(cacheKey instanceof Request ? cacheKey.url : cacheKey)}`);
- logger.groupCollapsed(`View request details here.`);
- logger.log(request);
- logger.groupEnd();
- logger.groupCollapsed(`View response details here.`);
- logger.log(response);
- logger.groupEnd();
- logger.groupEnd();
- }
- return response;
- }
- async _handleInstall(request, handler) {
- this._useDefaultCacheabilityPluginIfNeeded();
- const response = await handler.fetch(request);
-
-
- const wasCached = await handler.cachePut(request, response.clone());
- if (!wasCached) {
-
-
- throw new WorkboxError('bad-precaching-response', {
- url: request.url,
- status: response.status
- });
- }
- return response;
- }
-
- _useDefaultCacheabilityPluginIfNeeded() {
- let defaultPluginIndex = null;
- let cacheWillUpdatePluginCount = 0;
- for (const [index, plugin] of this.plugins.entries()) {
-
- if (plugin === PrecacheStrategy.copyRedirectedCacheableResponsesPlugin) {
- continue;
- }
-
- if (plugin === PrecacheStrategy.defaultPrecacheCacheabilityPlugin) {
- defaultPluginIndex = index;
- }
- if (plugin.cacheWillUpdate) {
- cacheWillUpdatePluginCount++;
- }
- }
- if (cacheWillUpdatePluginCount === 0) {
- this.plugins.push(PrecacheStrategy.defaultPrecacheCacheabilityPlugin);
- } else if (cacheWillUpdatePluginCount > 1 && defaultPluginIndex !== null) {
-
- this.plugins.splice(defaultPluginIndex, 1);
- }
-
- }
- }
- PrecacheStrategy.defaultPrecacheCacheabilityPlugin = {
- async cacheWillUpdate({
- response
- }) {
- if (!response || response.status >= 400) {
- return null;
- }
- return response;
- }
- };
- PrecacheStrategy.copyRedirectedCacheableResponsesPlugin = {
- async cacheWillUpdate({
- response
- }) {
- return response.redirected ? await copyResponse(response) : response;
- }
- };
-
-
- class PrecacheController {
-
- constructor({
- cacheName,
- plugins = [],
- fallbackToNetwork = true
- } = {}) {
- this._urlsToCacheKeys = new Map();
- this._urlsToCacheModes = new Map();
- this._cacheKeysToIntegrities = new Map();
- this._strategy = new PrecacheStrategy({
- cacheName: cacheNames.getPrecacheName(cacheName),
- plugins: [...plugins, new PrecacheCacheKeyPlugin({
- precacheController: this
- })],
- fallbackToNetwork
- });
-
- this.install = this.install.bind(this);
- this.activate = this.activate.bind(this);
- }
-
- get strategy() {
- return this._strategy;
- }
-
- precache(entries) {
- this.addToCacheList(entries);
- if (!this._installAndActiveListenersAdded) {
- self.addEventListener('install', this.install);
- self.addEventListener('activate', this.activate);
- this._installAndActiveListenersAdded = true;
- }
- }
-
- addToCacheList(entries) {
- {
- finalAssertExports.isArray(entries, {
- moduleName: 'workbox-precaching',
- className: 'PrecacheController',
- funcName: 'addToCacheList',
- paramName: 'entries'
- });
- }
- const urlsToWarnAbout = [];
- for (const entry of entries) {
-
- if (typeof entry === 'string') {
- urlsToWarnAbout.push(entry);
- } else if (entry && entry.revision === undefined) {
- urlsToWarnAbout.push(entry.url);
- }
- const {
- cacheKey,
- url
- } = createCacheKey(entry);
- const cacheMode = typeof entry !== 'string' && entry.revision ? 'reload' : 'default';
- if (this._urlsToCacheKeys.has(url) && this._urlsToCacheKeys.get(url) !== cacheKey) {
- throw new WorkboxError('add-to-cache-list-conflicting-entries', {
- firstEntry: this._urlsToCacheKeys.get(url),
- secondEntry: cacheKey
- });
- }
- if (typeof entry !== 'string' && entry.integrity) {
- if (this._cacheKeysToIntegrities.has(cacheKey) && this._cacheKeysToIntegrities.get(cacheKey) !== entry.integrity) {
- throw new WorkboxError('add-to-cache-list-conflicting-integrities', {
- url
- });
- }
- this._cacheKeysToIntegrities.set(cacheKey, entry.integrity);
- }
- this._urlsToCacheKeys.set(url, cacheKey);
- this._urlsToCacheModes.set(url, cacheMode);
- if (urlsToWarnAbout.length > 0) {
- const warningMessage = `Workbox is precaching URLs without revision ` + `info: ${urlsToWarnAbout.join(', ')}\nThis is generally NOT safe. ` + `Learn more at https://bit.ly/wb-precache`;
- {
- logger.warn(warningMessage);
- }
- }
- }
- }
-
- install(event) {
-
-
- return waitUntil(event, async () => {
- const installReportPlugin = new PrecacheInstallReportPlugin();
- this.strategy.plugins.push(installReportPlugin);
-
-
- for (const [url, cacheKey] of this._urlsToCacheKeys) {
- const integrity = this._cacheKeysToIntegrities.get(cacheKey);
- const cacheMode = this._urlsToCacheModes.get(url);
- const request = new Request(url, {
- integrity,
- cache: cacheMode,
- credentials: 'same-origin'
- });
- await Promise.all(this.strategy.handleAll({
- params: {
- cacheKey
- },
- request,
- event
- }));
- }
- const {
- updatedURLs,
- notUpdatedURLs
- } = installReportPlugin;
- {
- printInstallDetails(updatedURLs, notUpdatedURLs);
- }
- return {
- updatedURLs,
- notUpdatedURLs
- };
- });
- }
-
- activate(event) {
-
-
- return waitUntil(event, async () => {
- const cache = await self.caches.open(this.strategy.cacheName);
- const currentlyCachedRequests = await cache.keys();
- const expectedCacheKeys = new Set(this._urlsToCacheKeys.values());
- const deletedURLs = [];
- for (const request of currentlyCachedRequests) {
- if (!expectedCacheKeys.has(request.url)) {
- await cache.delete(request);
- deletedURLs.push(request.url);
- }
- }
- {
- printCleanupDetails(deletedURLs);
- }
- return {
- deletedURLs
- };
- });
- }
-
- getURLsToCacheKeys() {
- return this._urlsToCacheKeys;
- }
-
- getCachedURLs() {
- return [...this._urlsToCacheKeys.keys()];
- }
-
- getCacheKeyForURL(url) {
- const urlObject = new URL(url, location.href);
- return this._urlsToCacheKeys.get(urlObject.href);
- }
-
- getIntegrityForCacheKey(cacheKey) {
- return this._cacheKeysToIntegrities.get(cacheKey);
- }
-
- async matchPrecache(request) {
- const url = request instanceof Request ? request.url : request;
- const cacheKey = this.getCacheKeyForURL(url);
- if (cacheKey) {
- const cache = await self.caches.open(this.strategy.cacheName);
- return cache.match(cacheKey);
- }
- return undefined;
- }
-
- createHandlerBoundToURL(url) {
- const cacheKey = this.getCacheKeyForURL(url);
- if (!cacheKey) {
- throw new WorkboxError('non-precached-url', {
- url
- });
- }
- return options => {
- options.request = new Request(url);
- options.params = Object.assign({
- cacheKey
- }, options.params);
- return this.strategy.handle(options);
- };
- }
- }
-
- let precacheController;
-
- const getOrCreatePrecacheController = () => {
- if (!precacheController) {
- precacheController = new PrecacheController();
- }
- return precacheController;
- };
-
-
- function removeIgnoredSearchParams(urlObject, ignoreURLParametersMatching = []) {
-
-
- for (const paramName of [...urlObject.searchParams.keys()]) {
- if (ignoreURLParametersMatching.some(regExp => regExp.test(paramName))) {
- urlObject.searchParams.delete(paramName);
- }
- }
- return urlObject;
- }
-
-
- function* generateURLVariations(url, {
- ignoreURLParametersMatching = [/^utm_/, /^fbclid$/],
- directoryIndex = 'index.html',
- cleanURLs = true,
- urlManipulation
- } = {}) {
- const urlObject = new URL(url, location.href);
- urlObject.hash = '';
- yield urlObject.href;
- const urlWithoutIgnoredParams = removeIgnoredSearchParams(urlObject, ignoreURLParametersMatching);
- yield urlWithoutIgnoredParams.href;
- if (directoryIndex && urlWithoutIgnoredParams.pathname.endsWith('/')) {
- const directoryURL = new URL(urlWithoutIgnoredParams.href);
- directoryURL.pathname += directoryIndex;
- yield directoryURL.href;
- }
- if (cleanURLs) {
- const cleanURL = new URL(urlWithoutIgnoredParams.href);
- cleanURL.pathname += '.html';
- yield cleanURL.href;
- }
- if (urlManipulation) {
- const additionalURLs = urlManipulation({
- url: urlObject
- });
- for (const urlToAttempt of additionalURLs) {
- yield urlToAttempt.href;
- }
- }
- }
-
-
- class PrecacheRoute extends Route {
-
- constructor(precacheController, options) {
- const match = ({
- request
- }) => {
- const urlsToCacheKeys = precacheController.getURLsToCacheKeys();
- for (const possibleURL of generateURLVariations(request.url, options)) {
- const cacheKey = urlsToCacheKeys.get(possibleURL);
- if (cacheKey) {
- const integrity = precacheController.getIntegrityForCacheKey(cacheKey);
- return {
- cacheKey,
- integrity
- };
- }
- }
- {
- logger.debug(`Precaching did not find a match for ` + getFriendlyURL(request.url));
- }
- return;
- };
- super(match, precacheController.strategy);
- }
- }
-
-
- function addRoute(options) {
- const precacheController = getOrCreatePrecacheController();
- const precacheRoute = new PrecacheRoute(precacheController, options);
- registerRoute(precacheRoute);
- }
-
-
- function precache(entries) {
- const precacheController = getOrCreatePrecacheController();
- precacheController.precache(entries);
- }
-
-
- function precacheAndRoute(entries, options) {
- precache(entries);
- addRoute(options);
- }
-
- const SUBSTRING_TO_FIND = '-precache-';
-
- const deleteOutdatedCaches = async (currentPrecacheName, substringToFind = SUBSTRING_TO_FIND) => {
- const cacheNames = await self.caches.keys();
- const cacheNamesToDelete = cacheNames.filter(cacheName => {
- return cacheName.includes(substringToFind) && cacheName.includes(self.registration.scope) && cacheName !== currentPrecacheName;
- });
- await Promise.all(cacheNamesToDelete.map(cacheName => self.caches.delete(cacheName)));
- return cacheNamesToDelete;
- };
-
-
- function cleanupOutdatedCaches() {
-
- self.addEventListener('activate', event => {
- const cacheName = cacheNames.getPrecacheName();
- event.waitUntil(deleteOutdatedCaches(cacheName).then(cachesDeleted => {
- {
- if (cachesDeleted.length > 0) {
- logger.log(`The following out-of-date precaches were cleaned up ` + `automatically:`, cachesDeleted);
- }
- }
- }));
- });
- }
-
-
- class NavigationRoute extends Route {
-
- constructor(handler, {
- allowlist = [/./],
- denylist = []
- } = {}) {
- {
- finalAssertExports.isArrayOfClass(allowlist, RegExp, {
- moduleName: 'workbox-routing',
- className: 'NavigationRoute',
- funcName: 'constructor',
- paramName: 'options.allowlist'
- });
- finalAssertExports.isArrayOfClass(denylist, RegExp, {
- moduleName: 'workbox-routing',
- className: 'NavigationRoute',
- funcName: 'constructor',
- paramName: 'options.denylist'
- });
- }
- super(options => this._match(options), handler);
- this._allowlist = allowlist;
- this._denylist = denylist;
- }
-
- _match({
- url,
- request
- }) {
- if (request && request.mode !== 'navigate') {
- return false;
- }
- const pathnameAndSearch = url.pathname + url.search;
- for (const regExp of this._denylist) {
- if (regExp.test(pathnameAndSearch)) {
- {
- logger.log(`The navigation route ${pathnameAndSearch} is not ` + `being used, since the URL matches this denylist pattern: ` + `${regExp.toString()}`);
- }
- return false;
- }
- }
- if (this._allowlist.some(regExp => regExp.test(pathnameAndSearch))) {
- {
- logger.debug(`The navigation route ${pathnameAndSearch} ` + `is being used.`);
- }
- return true;
- }
- {
- logger.log(`The navigation route ${pathnameAndSearch} is not ` + `being used, since the URL being navigated to doesn't ` + `match the allowlist.`);
- }
- return false;
- }
- }
-
-
- function createHandlerBoundToURL(url) {
- const precacheController = getOrCreatePrecacheController();
- return precacheController.createHandlerBoundToURL(url);
- }
- exports.NavigationRoute = NavigationRoute;
- exports.NetworkFirst = NetworkFirst;
- exports.cleanupOutdatedCaches = cleanupOutdatedCaches;
- exports.clientsClaim = clientsClaim;
- exports.createHandlerBoundToURL = createHandlerBoundToURL;
- exports.precacheAndRoute = precacheAndRoute;
- exports.registerRoute = registerRoute;
- }));
|