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authorJohn Molakvoæ <skjnldsv@protonmail.com>2023-04-04 11:43:21 +0200
committerJohn Molakvoæ <skjnldsv@protonmail.com>2023-04-06 15:31:35 +0200
commit904348b8c75aef856984e7c24a9b666ad8d257fd (patch)
tree9805c9c2eca551cd70f6ea48bdccd4600a7eeb82 /dist/preview-service-worker.js
parentbdbe4773370aa9f29e4514fb9be73a9f2a033244 (diff)
downloadnextcloud-server-904348b8c75aef856984e7c24a9b666ad8d257fd.tar.gz
nextcloud-server-904348b8c75aef856984e7c24a9b666ad8d257fd.zip
chore(npm): build assets
Signed-off-by: John Molakvoæ <skjnldsv@protonmail.com>
Diffstat (limited to 'dist/preview-service-worker.js')
-rw-r--r--dist/preview-service-worker.js3120
1 files changed, 1 insertions, 3119 deletions
diff --git a/dist/preview-service-worker.js b/dist/preview-service-worker.js
index 68fb455a419..29c327aa681 100644
--- a/dist/preview-service-worker.js
+++ b/dist/preview-service-worker.js
@@ -1,3119 +1 @@
-// @ts-ignore
-try {
- self['workbox:core:6.5.3'] && _();
-} catch (e) {}
-
-/*
- Copyright 2019 Google LLC
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-const logger = (() => {
- // Don't overwrite this value if it's already set.
- // See https://github.com/GoogleChrome/workbox/pull/2284#issuecomment-560470923
- if (!('__WB_DISABLE_DEV_LOGS' in self)) {
- self.__WB_DISABLE_DEV_LOGS = false;
- }
- let inGroup = false;
- const methodToColorMap = {
- debug: `#7f8c8d`,
- log: `#2ecc71`,
- warn: `#f39c12`,
- error: `#c0392b`,
- groupCollapsed: `#3498db`,
- groupEnd: null // No colored prefix on groupEnd
- };
-
- const print = function (method, args) {
- if (self.__WB_DISABLE_DEV_LOGS) {
- return;
- }
- if (method === 'groupCollapsed') {
- // Safari doesn't print all console.groupCollapsed() arguments:
- // https://bugs.webkit.org/show_bug.cgi?id=182754
- 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`];
- // When in a group, the workbox prefix is not displayed.
- const logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')];
- console[method](...logPrefix, ...args);
- if (method === 'groupCollapsed') {
- inGroup = true;
- }
- if (method === 'groupEnd') {
- inGroup = false;
- }
- };
- // eslint-disable-next-line @typescript-eslint/ban-types
- const api = {};
- const loggerMethods = Object.keys(methodToColorMap);
- for (const key of loggerMethods) {
- const method = key;
- api[method] = (...args) => {
- print(method, args);
- };
- }
- return api;
-})();
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-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.`;
- }
-};
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-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;
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Workbox errors should be thrown with this class.
- * This allows use to ensure the type easily in tests,
- * helps developers identify errors from workbox
- * easily and allows use to optimise error
- * messages correctly.
- *
- * @private
- */
-class WorkboxError extends Error {
- /**
- *
- * @param {string} errorCode The error code that
- * identifies this particular error.
- * @param {Object=} details Any relevant arguments
- * that will help developers identify issues should
- * be added as a key on the context object.
- */
- constructor(errorCode, details) {
- const message = messageGenerator(errorCode, details);
- super(message);
- this.name = errorCode;
- this.details = details;
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/*
- * This method throws if the supplied value is not an array.
- * The destructed values are required to produce a meaningful error for users.
- * The destructed and restructured object is so it's clear what is
- * needed.
- */
-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,
-// Need the general type to do the check later.
-// eslint-disable-next-line @typescript-eslint/ban-types
-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,
-// Need general type to do check later.
-expectedClass,
-// eslint-disable-line
-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
-};
-
-// @ts-ignore
-try {
- self['workbox:routing:6.5.3'] && _();
-} catch (e) {}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * The default HTTP method, 'GET', used when there's no specific method
- * configured for a route.
- *
- * @type {string}
- *
- * @private
- */
-const defaultMethod = 'GET';
-/**
- * The list of valid HTTP methods associated with requests that could be routed.
- *
- * @type {Array<string>}
- *
- * @private
- */
-const validMethods = ['DELETE', 'GET', 'HEAD', 'PATCH', 'POST', 'PUT'];
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * @param {function()|Object} handler Either a function, or an object with a
- * 'handle' method.
- * @return {Object} An object with a handle method.
- *
- * @private
- */
-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
- };
- }
-};
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * A `Route` consists of a pair of callback functions, "match" and "handler".
- * The "match" callback determine if a route should be used to "handle" a
- * request by returning a non-falsy value if it can. The "handler" callback
- * is called when there is a match and should return a Promise that resolves
- * to a `Response`.
- *
- * @memberof workbox-routing
- */
-class Route {
- /**
- * Constructor for Route class.
- *
- * @param {workbox-routing~matchCallback} match
- * A callback function that determines whether the route matches a given
- * `fetch` event by returning a non-falsy value.
- * @param {workbox-routing~handlerCallback} handler A callback
- * function that returns a Promise resolving to a Response.
- * @param {string} [method='GET'] The HTTP method to match the Route
- * against.
- */
- 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'
- });
- }
- }
- // These values are referenced directly by Router so cannot be
- // altered by minificaton.
- this.handler = normalizeHandler(handler);
- this.match = match;
- this.method = method;
- }
- /**
- *
- * @param {workbox-routing-handlerCallback} handler A callback
- * function that returns a Promise resolving to a Response
- */
- setCatchHandler(handler) {
- this.catchHandler = normalizeHandler(handler);
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * RegExpRoute makes it easy to create a regular expression based
- * {@link workbox-routing.Route}.
- *
- * For same-origin requests the RegExp only needs to match part of the URL. For
- * requests against third-party servers, you must define a RegExp that matches
- * the start of the URL.
- *
- * @memberof workbox-routing
- * @extends workbox-routing.Route
- */
-class RegExpRoute extends Route {
- /**
- * If the regular expression contains
- * [capture groups]{@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#grouping-back-references},
- * the captured values will be passed to the
- * {@link workbox-routing~handlerCallback} `params`
- * argument.
- *
- * @param {RegExp} regExp The regular expression to match against URLs.
- * @param {workbox-routing~handlerCallback} handler A callback
- * function that returns a Promise resulting in a Response.
- * @param {string} [method='GET'] The HTTP method to match the Route
- * against.
- */
- 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);
- // Return immediately if there's no match.
- if (!result) {
- return;
- }
- // Require that the match start at the first character in the URL string
- // if it's a cross-origin request.
- // See https://github.com/GoogleChrome/workbox/issues/281 for the context
- // behind this behavior.
- if (url.origin !== location.origin && result.index !== 0) {
- {
- logger.debug(`The regular expression '${regExp.toString()}' only partially matched ` + `against the cross-origin URL '${url.toString()}'. RegExpRoute's will only ` + `handle cross-origin requests if they match the entire URL.`);
- }
- return;
- }
- // If the route matches, but there aren't any capture groups defined, then
- // this will return [], which is truthy and therefore sufficient to
- // indicate a match.
- // If there are capture groups, then it will return their values.
- return result.slice(1);
- };
- super(match, handler, method);
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-const getFriendlyURL = url => {
- const urlObj = new URL(String(url), location.href);
- // See https://github.com/GoogleChrome/workbox/issues/2323
- // We want to include everything, except for the origin if it's same-origin.
- return urlObj.href.replace(new RegExp(`^${location.origin}`), '');
-};
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * The Router can be used to process a `FetchEvent` using one or more
- * {@link workbox-routing.Route}, responding with a `Response` if
- * a matching route exists.
- *
- * If no route matches a given a request, the Router will use a "default"
- * handler if one is defined.
- *
- * Should the matching Route throw an error, the Router will use a "catch"
- * handler if one is defined to gracefully deal with issues and respond with a
- * Request.
- *
- * If a request matches multiple routes, the **earliest** registered route will
- * be used to respond to the request.
- *
- * @memberof workbox-routing
- */
-class Router {
- /**
- * Initializes a new Router.
- */
- constructor() {
- this._routes = new Map();
- this._defaultHandlerMap = new Map();
- }
- /**
- * @return {Map<string, Array<workbox-routing.Route>>} routes A `Map` of HTTP
- * method name ('GET', etc.) to an array of all the corresponding `Route`
- * instances that are registered.
- */
- get routes() {
- return this._routes;
- }
- /**
- * Adds a fetch event listener to respond to events when a route matches
- * the event's request.
- */
- addFetchListener() {
- // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
- self.addEventListener('fetch', event => {
- const {
- request
- } = event;
- const responsePromise = this.handleRequest({
- request,
- event
- });
- if (responsePromise) {
- event.respondWith(responsePromise);
- }
- });
- }
- /**
- * Adds a message event listener for URLs to cache from the window.
- * This is useful to cache resources loaded on the page prior to when the
- * service worker started controlling it.
- *
- * The format of the message data sent from the window should be as follows.
- * Where the `urlsToCache` array may consist of URL strings or an array of
- * URL string + `requestInit` object (the same as you'd pass to `fetch()`).
- *
- * ```
- * {
- * type: 'CACHE_URLS',
- * payload: {
- * urlsToCache: [
- * './script1.js',
- * './script2.js',
- * ['./script3.js', {mode: 'no-cors'}],
- * ],
- * },
- * }
- * ```
- */
- addCacheListener() {
- // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705
- self.addEventListener('message', event => {
- // event.data is type 'any'
- // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
- if (event.data && event.data.type === 'CACHE_URLS') {
- // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
- 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
- });
- // TODO(philipwalton): TypeScript errors without this typecast for
- // some reason (probably a bug). The real type here should work but
- // doesn't: `Array<Promise<Response> | undefined>`.
- })); // TypeScript
- event.waitUntil(requestPromises);
- // If a MessageChannel was used, reply to the message on success.
- if (event.ports && event.ports[0]) {
- void requestPromises.then(() => event.ports[0].postMessage(true));
- }
- }
- });
- }
- /**
- * Apply the routing rules to a FetchEvent object to get a Response from an
- * appropriate Route's handler.
- *
- * @param {Object} options
- * @param {Request} options.request The request to handle.
- * @param {ExtendableEvent} options.event The event that triggered the
- * request.
- * @return {Promise<Response>|undefined} A promise is returned if a
- * registered route can handle the request. If there is no matching
- * route and there's no `defaultHandler`, `undefined` is returned.
- */
- 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]);
- }
- }
- }
- // If we don't have a handler because there was no matching route, then
- // fall back to defaultHandler if that's defined.
- 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) {
- {
- // No handler so Workbox will do nothing. If logs is set of debug
- // i.e. verbose, we should print out this information.
- logger.debug(`No route found for: ${getFriendlyURL(url)}`);
- }
- return;
- }
- {
- // We have a handler, meaning Workbox is going to handle the route.
- // print the routing details to the console.
- logger.groupCollapsed(`Router is responding to: ${getFriendlyURL(url)}`);
- debugMessages.forEach(msg => {
- if (Array.isArray(msg)) {
- logger.log(...msg);
- } else {
- logger.log(msg);
- }
- });
- logger.groupEnd();
- }
- // Wrap in try and catch in case the handle method throws a synchronous
- // error. It should still callback to the catch handler.
- let responsePromise;
- try {
- responsePromise = handler.handle({
- url,
- request,
- event,
- params
- });
- } catch (err) {
- responsePromise = Promise.reject(err);
- }
- // Get route's catch handler, if it exists
- const catchHandler = route && route.catchHandler;
- if (responsePromise instanceof Promise && (this._catchHandler || catchHandler)) {
- responsePromise = responsePromise.catch(async err => {
- // If there's a route catch handler, process that first
- if (catchHandler) {
- {
- // Still include URL here as it will be async from the console group
- // and may not make sense without the URL
- 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) {
- {
- // Still include URL here as it will be async from the console group
- // and may not make sense without the URL
- 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;
- }
- /**
- * Checks a request and URL (and optionally an event) against the list of
- * registered routes, and if there's a match, returns the corresponding
- * route along with any params generated by the match.
- *
- * @param {Object} options
- * @param {URL} options.url
- * @param {boolean} options.sameOrigin The result of comparing `url.origin`
- * against the current origin.
- * @param {Request} options.request The request to match.
- * @param {Event} options.event The corresponding event.
- * @return {Object} An object with `route` and `params` properties.
- * They are populated if a matching route was found or `undefined`
- * otherwise.
- */
- findMatchingRoute({
- url,
- sameOrigin,
- request,
- event
- }) {
- const routes = this._routes.get(request.method) || [];
- for (const route of routes) {
- let params;
- // route.match returns type any, not possible to change right now.
- // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
- const matchResult = route.match({
- url,
- sameOrigin,
- request,
- event
- });
- if (matchResult) {
- {
- // Warn developers that using an async matchCallback is almost always
- // not the right thing to do.
- 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);
- }
- }
- // See https://github.com/GoogleChrome/workbox/issues/2079
- // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
- params = matchResult;
- if (Array.isArray(params) && params.length === 0) {
- // Instead of passing an empty array in as params, use undefined.
- params = undefined;
- } else if (matchResult.constructor === Object &&
- // eslint-disable-line
- Object.keys(matchResult).length === 0) {
- // Instead of passing an empty object in as params, use undefined.
- params = undefined;
- } else if (typeof matchResult === 'boolean') {
- // For the boolean value true (rather than just something truth-y),
- // don't set params.
- // See https://github.com/GoogleChrome/workbox/pull/2134#issuecomment-513924353
- params = undefined;
- }
- // Return early if have a match.
- return {
- route,
- params
- };
- }
- }
- // If no match was found above, return and empty object.
- return {};
- }
- /**
- * Define a default `handler` that's called when no routes explicitly
- * match the incoming request.
- *
- * Each HTTP method ('GET', 'POST', etc.) gets its own default handler.
- *
- * Without a default handler, unmatched requests will go against the
- * network as if there were no service worker present.
- *
- * @param {workbox-routing~handlerCallback} handler A callback
- * function that returns a Promise resulting in a Response.
- * @param {string} [method='GET'] The HTTP method to associate with this
- * default handler. Each method has its own default.
- */
- setDefaultHandler(handler, method = defaultMethod) {
- this._defaultHandlerMap.set(method, normalizeHandler(handler));
- }
- /**
- * If a Route throws an error while handling a request, this `handler`
- * will be called and given a chance to provide a response.
- *
- * @param {workbox-routing~handlerCallback} handler A callback
- * function that returns a Promise resulting in a Response.
- */
- setCatchHandler(handler) {
- this._catchHandler = normalizeHandler(handler);
- }
- /**
- * Registers a route with the router.
- *
- * @param {workbox-routing.Route} route The route to register.
- */
- 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, []);
- }
- // Give precedence to all of the earlier routes by adding this additional
- // route to the end of the array.
- this._routes.get(route.method).push(route);
- }
- /**
- * Unregisters a route with the router.
- *
- * @param {workbox-routing.Route} route The route to unregister.
- */
- 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');
- }
- }
-}
-
-/*
- Copyright 2019 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-let defaultRouter;
-/**
- * Creates a new, singleton Router instance if one does not exist. If one
- * does already exist, that instance is returned.
- *
- * @private
- * @return {Router}
- */
-const getOrCreateDefaultRouter = () => {
- if (!defaultRouter) {
- defaultRouter = new Router();
- // The helpers that use the default Router assume these listeners exist.
- defaultRouter.addFetchListener();
- defaultRouter.addCacheListener();
- }
- return defaultRouter;
-};
-
-/*
- Copyright 2019 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Easily register a RegExp, string, or function with a caching
- * strategy to a singleton Router instance.
- *
- * This method will generate a Route for you if needed and
- * call {@link workbox-routing.Router#registerRoute}.
- *
- * @param {RegExp|string|workbox-routing.Route~matchCallback|workbox-routing.Route} capture
- * If the capture param is a `Route`, all other arguments will be ignored.
- * @param {workbox-routing~handlerCallback} [handler] A callback
- * function that returns a Promise resulting in a Response. This parameter
- * is required if `capture` is not a `Route` object.
- * @param {string} [method='GET'] The HTTP method to match the Route
- * against.
- * @return {workbox-routing.Route} The generated `Route`.
- *
- * @memberof workbox-routing
- */
-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'
- });
- }
- // We want to check if Express-style wildcards are in the pathname only.
- // TODO: Remove this log message in v4.
- const valueToCheck = capture.startsWith('http') ? captureUrl.pathname : capture;
- // See https://github.com/pillarjs/path-to-regexp#parameters
- 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;
- };
- // If `capture` is a string then `handler` and `method` must be present.
- route = new Route(matchCallback, handler, method);
- } else if (capture instanceof RegExp) {
- // If `capture` is a `RegExp` then `handler` and `method` must be present.
- route = new RegExpRoute(capture, handler, method);
- } else if (typeof capture === 'function') {
- // If `capture` is a function then `handler` and `method` must be present.
- 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;
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-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;
- }
-};
-
-/*
- Copyright 2019 Google LLC
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * A helper function that prevents a promise from being flagged as unused.
- *
- * @private
- **/
-function dontWaitFor(promise) {
- // Effective no-op.
- void promise.then(() => {});
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-// Callbacks to be executed whenever there's a quota error.
-// Can't change Function type right now.
-// eslint-disable-next-line @typescript-eslint/ban-types
-const quotaErrorCallbacks = new Set();
-
-/*
- Copyright 2019 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Adds a function to the set of quotaErrorCallbacks that will be executed if
- * there's a quota error.
- *
- * @param {Function} callback
- * @memberof workbox-core
- */
-// Can't change Function type
-// eslint-disable-next-line @typescript-eslint/ban-types
-function registerQuotaErrorCallback(callback) {
- {
- finalAssertExports.isType(callback, 'function', {
- moduleName: 'workbox-core',
- funcName: 'register',
- paramName: 'callback'
- });
- }
- quotaErrorCallbacks.add(callback);
- {
- logger.log('Registered a callback to respond to quota errors.', callback);
- }
-}
-
-function _extends() {
- _extends = Object.assign ? Object.assign.bind() : function (target) {
- for (var i = 1; i < arguments.length; i++) {
- var source = arguments[i];
- for (var key in source) {
- if (Object.prototype.hasOwnProperty.call(source, key)) {
- target[key] = source[key];
- }
- }
- }
- return target;
- };
- return _extends.apply(this, arguments);
-}
-
-const instanceOfAny = (object, constructors) => constructors.some(c => object instanceof c);
-let idbProxyableTypes;
-let cursorAdvanceMethods;
-// This is a function to prevent it throwing up in node environments.
-function getIdbProxyableTypes() {
- return idbProxyableTypes || (idbProxyableTypes = [IDBDatabase, IDBObjectStore, IDBIndex, IDBCursor, IDBTransaction]);
-}
-// This is a function to prevent it throwing up in node environments.
-function getCursorAdvanceMethods() {
- return cursorAdvanceMethods || (cursorAdvanceMethods = [IDBCursor.prototype.advance, IDBCursor.prototype.continue, IDBCursor.prototype.continuePrimaryKey]);
-}
-const cursorRequestMap = new WeakMap();
-const transactionDoneMap = new WeakMap();
-const transactionStoreNamesMap = new WeakMap();
-const transformCache = new WeakMap();
-const reverseTransformCache = new WeakMap();
-function promisifyRequest(request) {
- const promise = new Promise((resolve, reject) => {
- const unlisten = () => {
- request.removeEventListener('success', success);
- request.removeEventListener('error', error);
- };
- const success = () => {
- resolve(wrap(request.result));
- unlisten();
- };
- const error = () => {
- reject(request.error);
- unlisten();
- };
- request.addEventListener('success', success);
- request.addEventListener('error', error);
- });
- promise.then(value => {
- // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval
- // (see wrapFunction).
- if (value instanceof IDBCursor) {
- cursorRequestMap.set(value, request);
- }
- // Catching to avoid "Uncaught Promise exceptions"
- }).catch(() => {});
- // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This
- // is because we create many promises from a single IDBRequest.
- reverseTransformCache.set(promise, request);
- return promise;
-}
-function cacheDonePromiseForTransaction(tx) {
- // Early bail if we've already created a done promise for this transaction.
- if (transactionDoneMap.has(tx)) return;
- const done = new Promise((resolve, reject) => {
- const unlisten = () => {
- tx.removeEventListener('complete', complete);
- tx.removeEventListener('error', error);
- tx.removeEventListener('abort', error);
- };
- const complete = () => {
- resolve();
- unlisten();
- };
- const error = () => {
- reject(tx.error || new DOMException('AbortError', 'AbortError'));
- unlisten();
- };
- tx.addEventListener('complete', complete);
- tx.addEventListener('error', error);
- tx.addEventListener('abort', error);
- });
- // Cache it for later retrieval.
- transactionDoneMap.set(tx, done);
-}
-let idbProxyTraps = {
- get(target, prop, receiver) {
- if (target instanceof IDBTransaction) {
- // Special handling for transaction.done.
- if (prop === 'done') return transactionDoneMap.get(target);
- // Polyfill for objectStoreNames because of Edge.
- if (prop === 'objectStoreNames') {
- return target.objectStoreNames || transactionStoreNamesMap.get(target);
- }
- // Make tx.store return the only store in the transaction, or undefined if there are many.
- if (prop === 'store') {
- return receiver.objectStoreNames[1] ? undefined : receiver.objectStore(receiver.objectStoreNames[0]);
- }
- }
- // Else transform whatever we get back.
- return wrap(target[prop]);
- },
- set(target, prop, value) {
- target[prop] = value;
- return true;
- },
- has(target, prop) {
- if (target instanceof IDBTransaction && (prop === 'done' || prop === 'store')) {
- return true;
- }
- return prop in target;
- }
-};
-function replaceTraps(callback) {
- idbProxyTraps = callback(idbProxyTraps);
-}
-function wrapFunction(func) {
- // Due to expected object equality (which is enforced by the caching in `wrap`), we
- // only create one new func per func.
- // Edge doesn't support objectStoreNames (booo), so we polyfill it here.
- if (func === IDBDatabase.prototype.transaction && !('objectStoreNames' in IDBTransaction.prototype)) {
- return function (storeNames, ...args) {
- const tx = func.call(unwrap(this), storeNames, ...args);
- transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]);
- return wrap(tx);
- };
- }
- // Cursor methods are special, as the behaviour is a little more different to standard IDB. In
- // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the
- // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense
- // with real promises, so each advance methods returns a new promise for the cursor object, or
- // undefined if the end of the cursor has been reached.
- if (getCursorAdvanceMethods().includes(func)) {
- return function (...args) {
- // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use
- // the original object.
- func.apply(unwrap(this), args);
- return wrap(cursorRequestMap.get(this));
- };
- }
- return function (...args) {
- // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use
- // the original object.
- return wrap(func.apply(unwrap(this), args));
- };
-}
-function transformCachableValue(value) {
- if (typeof value === 'function') return wrapFunction(value);
- // This doesn't return, it just creates a 'done' promise for the transaction,
- // which is later returned for transaction.done (see idbObjectHandler).
- if (value instanceof IDBTransaction) cacheDonePromiseForTransaction(value);
- if (instanceOfAny(value, getIdbProxyableTypes())) return new Proxy(value, idbProxyTraps);
- // Return the same value back if we're not going to transform it.
- return value;
-}
-function wrap(value) {
- // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because
- // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached.
- if (value instanceof IDBRequest) return promisifyRequest(value);
- // If we've already transformed this value before, reuse the transformed value.
- // This is faster, but it also provides object equality.
- if (transformCache.has(value)) return transformCache.get(value);
- const newValue = transformCachableValue(value);
- // Not all types are transformed.
- // These may be primitive types, so they can't be WeakMap keys.
- if (newValue !== value) {
- transformCache.set(value, newValue);
- reverseTransformCache.set(newValue, value);
- }
- return newValue;
-}
-const unwrap = value => reverseTransformCache.get(value);
-
-/**
- * Open a database.
- *
- * @param name Name of the database.
- * @param version Schema version.
- * @param callbacks Additional callbacks.
- */
-function openDB(name, version, {
- blocked,
- upgrade,
- blocking,
- terminated
-} = {}) {
- const request = indexedDB.open(name, version);
- const openPromise = wrap(request);
- if (upgrade) {
- request.addEventListener('upgradeneeded', event => {
- upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction), event);
- });
- }
- if (blocked) {
- request.addEventListener('blocked', event => blocked(
- // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405
- event.oldVersion, event.newVersion, event));
- }
- openPromise.then(db => {
- if (terminated) db.addEventListener('close', () => terminated());
- if (blocking) {
- db.addEventListener('versionchange', event => blocking(event.oldVersion, event.newVersion, event));
- }
- }).catch(() => {});
- return openPromise;
-}
-/**
- * Delete a database.
- *
- * @param name Name of the database.
- */
-function deleteDB(name, {
- blocked
-} = {}) {
- const request = indexedDB.deleteDatabase(name);
- if (blocked) {
- request.addEventListener('blocked', event => blocked(
- // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405
- event.oldVersion, event));
- }
- return wrap(request).then(() => undefined);
-}
-const readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];
-const writeMethods = ['put', 'add', 'delete', 'clear'];
-const cachedMethods = new Map();
-function getMethod(target, prop) {
- if (!(target instanceof IDBDatabase && !(prop in target) && typeof prop === 'string')) {
- return;
- }
- if (cachedMethods.get(prop)) return cachedMethods.get(prop);
- const targetFuncName = prop.replace(/FromIndex$/, '');
- const useIndex = prop !== targetFuncName;
- const isWrite = writeMethods.includes(targetFuncName);
- if (
- // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.
- !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) || !(isWrite || readMethods.includes(targetFuncName))) {
- return;
- }
- const method = async function (storeName, ...args) {
- // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(
- const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');
- let target = tx.store;
- if (useIndex) target = target.index(args.shift());
- // Must reject if op rejects.
- // If it's a write operation, must reject if tx.done rejects.
- // Must reject with op rejection first.
- // Must resolve with op value.
- // Must handle both promises (no unhandled rejections)
- return (await Promise.all([target[targetFuncName](...args), isWrite && tx.done]))[0];
- };
- cachedMethods.set(prop, method);
- return method;
-}
-replaceTraps(oldTraps => _extends({}, oldTraps, {
- get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),
- has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop)
-}));
-
-// @ts-ignore
-try {
- self['workbox:expiration:6.5.3'] && _();
-} catch (e) {}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-const DB_NAME = 'workbox-expiration';
-const CACHE_OBJECT_STORE = 'cache-entries';
-const normalizeURL = unNormalizedUrl => {
- const url = new URL(unNormalizedUrl, location.href);
- url.hash = '';
- return url.href;
-};
-/**
- * Returns the timestamp model.
- *
- * @private
- */
-class CacheTimestampsModel {
- /**
- *
- * @param {string} cacheName
- *
- * @private
- */
- constructor(cacheName) {
- this._db = null;
- this._cacheName = cacheName;
- }
- /**
- * Performs an upgrade of indexedDB.
- *
- * @param {IDBPDatabase<CacheDbSchema>} db
- *
- * @private
- */
- _upgradeDb(db) {
- // TODO(philipwalton): EdgeHTML doesn't support arrays as a keyPath, so we
- // have to use the `id` keyPath here and create our own values (a
- // concatenation of `url + cacheName`) instead of simply using
- // `keyPath: ['url', 'cacheName']`, which is supported in other browsers.
- const objStore = db.createObjectStore(CACHE_OBJECT_STORE, {
- keyPath: 'id'
- });
- // TODO(philipwalton): once we don't have to support EdgeHTML, we can
- // create a single index with the keyPath `['cacheName', 'timestamp']`
- // instead of doing both these indexes.
- objStore.createIndex('cacheName', 'cacheName', {
- unique: false
- });
- objStore.createIndex('timestamp', 'timestamp', {
- unique: false
- });
- }
- /**
- * Performs an upgrade of indexedDB and deletes deprecated DBs.
- *
- * @param {IDBPDatabase<CacheDbSchema>} db
- *
- * @private
- */
- _upgradeDbAndDeleteOldDbs(db) {
- this._upgradeDb(db);
- if (this._cacheName) {
- void deleteDB(this._cacheName);
- }
- }
- /**
- * @param {string} url
- * @param {number} timestamp
- *
- * @private
- */
- async setTimestamp(url, timestamp) {
- url = normalizeURL(url);
- const entry = {
- url,
- timestamp,
- cacheName: this._cacheName,
- // Creating an ID from the URL and cache name won't be necessary once
- // Edge switches to Chromium and all browsers we support work with
- // array keyPaths.
- id: this._getId(url)
- };
- const db = await this.getDb();
- const tx = db.transaction(CACHE_OBJECT_STORE, 'readwrite', {
- durability: 'relaxed'
- });
- await tx.store.put(entry);
- await tx.done;
- }
- /**
- * Returns the timestamp stored for a given URL.
- *
- * @param {string} url
- * @return {number | undefined}
- *
- * @private
- */
- async getTimestamp(url) {
- const db = await this.getDb();
- const entry = await db.get(CACHE_OBJECT_STORE, this._getId(url));
- return entry === null || entry === void 0 ? void 0 : entry.timestamp;
- }
- /**
- * Iterates through all the entries in the object store (from newest to
- * oldest) and removes entries once either `maxCount` is reached or the
- * entry's timestamp is less than `minTimestamp`.
- *
- * @param {number} minTimestamp
- * @param {number} maxCount
- * @return {Array<string>}
- *
- * @private
- */
- async expireEntries(minTimestamp, maxCount) {
- const db = await this.getDb();
- let cursor = await db.transaction(CACHE_OBJECT_STORE).store.index('timestamp').openCursor(null, 'prev');
- const entriesToDelete = [];
- let entriesNotDeletedCount = 0;
- while (cursor) {
- const result = cursor.value;
- // TODO(philipwalton): once we can use a multi-key index, we
- // won't have to check `cacheName` here.
- if (result.cacheName === this._cacheName) {
- // Delete an entry if it's older than the max age or
- // if we already have the max number allowed.
- if (minTimestamp && result.timestamp < minTimestamp || maxCount && entriesNotDeletedCount >= maxCount) {
- // TODO(philipwalton): we should be able to delete the
- // entry right here, but doing so causes an iteration
- // bug in Safari stable (fixed in TP). Instead we can
- // store the keys of the entries to delete, and then
- // delete the separate transactions.
- // https://github.com/GoogleChrome/workbox/issues/1978
- // cursor.delete();
- // We only need to return the URL, not the whole entry.
- entriesToDelete.push(cursor.value);
- } else {
- entriesNotDeletedCount++;
- }
- }
- cursor = await cursor.continue();
- }
- // TODO(philipwalton): once the Safari bug in the following issue is fixed,
- // we should be able to remove this loop and do the entry deletion in the
- // cursor loop above:
- // https://github.com/GoogleChrome/workbox/issues/1978
- const urlsDeleted = [];
- for (const entry of entriesToDelete) {
- await db.delete(CACHE_OBJECT_STORE, entry.id);
- urlsDeleted.push(entry.url);
- }
- return urlsDeleted;
- }
- /**
- * Takes a URL and returns an ID that will be unique in the object store.
- *
- * @param {string} url
- * @return {string}
- *
- * @private
- */
- _getId(url) {
- // Creating an ID from the URL and cache name won't be necessary once
- // Edge switches to Chromium and all browsers we support work with
- // array keyPaths.
- return this._cacheName + '|' + normalizeURL(url);
- }
- /**
- * Returns an open connection to the database.
- *
- * @private
- */
- async getDb() {
- if (!this._db) {
- this._db = await openDB(DB_NAME, 1, {
- upgrade: this._upgradeDbAndDeleteOldDbs.bind(this)
- });
- }
- return this._db;
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * The `CacheExpiration` class allows you define an expiration and / or
- * limit on the number of responses stored in a
- * [`Cache`](https://developer.mozilla.org/en-US/docs/Web/API/Cache).
- *
- * @memberof workbox-expiration
- */
-class CacheExpiration {
- /**
- * To construct a new CacheExpiration instance you must provide at least
- * one of the `config` properties.
- *
- * @param {string} cacheName Name of the cache to apply restrictions to.
- * @param {Object} config
- * @param {number} [config.maxEntries] The maximum number of entries to cache.
- * Entries used the least will be removed as the maximum is reached.
- * @param {number} [config.maxAgeSeconds] The maximum age of an entry before
- * it's treated as stale and removed.
- * @param {Object} [config.matchOptions] The [`CacheQueryOptions`](https://developer.mozilla.org/en-US/docs/Web/API/Cache/delete#Parameters)
- * that will be used when calling `delete()` on the cache.
- */
- constructor(cacheName, config = {}) {
- this._isRunning = false;
- this._rerunRequested = false;
- {
- finalAssertExports.isType(cacheName, 'string', {
- moduleName: 'workbox-expiration',
- className: 'CacheExpiration',
- funcName: 'constructor',
- paramName: 'cacheName'
- });
- if (!(config.maxEntries || config.maxAgeSeconds)) {
- throw new WorkboxError('max-entries-or-age-required', {
- moduleName: 'workbox-expiration',
- className: 'CacheExpiration',
- funcName: 'constructor'
- });
- }
- if (config.maxEntries) {
- finalAssertExports.isType(config.maxEntries, 'number', {
- moduleName: 'workbox-expiration',
- className: 'CacheExpiration',
- funcName: 'constructor',
- paramName: 'config.maxEntries'
- });
- }
- if (config.maxAgeSeconds) {
- finalAssertExports.isType(config.maxAgeSeconds, 'number', {
- moduleName: 'workbox-expiration',
- className: 'CacheExpiration',
- funcName: 'constructor',
- paramName: 'config.maxAgeSeconds'
- });
- }
- }
- this._maxEntries = config.maxEntries;
- this._maxAgeSeconds = config.maxAgeSeconds;
- this._matchOptions = config.matchOptions;
- this._cacheName = cacheName;
- this._timestampModel = new CacheTimestampsModel(cacheName);
- }
- /**
- * Expires entries for the given cache and given criteria.
- */
- async expireEntries() {
- if (this._isRunning) {
- this._rerunRequested = true;
- return;
- }
- this._isRunning = true;
- const minTimestamp = this._maxAgeSeconds ? Date.now() - this._maxAgeSeconds * 1000 : 0;
- const urlsExpired = await this._timestampModel.expireEntries(minTimestamp, this._maxEntries);
- // Delete URLs from the cache
- const cache = await self.caches.open(this._cacheName);
- for (const url of urlsExpired) {
- await cache.delete(url, this._matchOptions);
- }
- {
- if (urlsExpired.length > 0) {
- logger.groupCollapsed(`Expired ${urlsExpired.length} ` + `${urlsExpired.length === 1 ? 'entry' : 'entries'} and removed ` + `${urlsExpired.length === 1 ? 'it' : 'them'} from the ` + `'${this._cacheName}' cache.`);
- logger.log(`Expired the following ${urlsExpired.length === 1 ? 'URL' : 'URLs'}:`);
- urlsExpired.forEach(url => logger.log(` ${url}`));
- logger.groupEnd();
- } else {
- logger.debug(`Cache expiration ran and found no entries to remove.`);
- }
- }
- this._isRunning = false;
- if (this._rerunRequested) {
- this._rerunRequested = false;
- dontWaitFor(this.expireEntries());
- }
- }
- /**
- * Update the timestamp for the given URL. This ensures the when
- * removing entries based on maximum entries, most recently used
- * is accurate or when expiring, the timestamp is up-to-date.
- *
- * @param {string} url
- */
- async updateTimestamp(url) {
- {
- finalAssertExports.isType(url, 'string', {
- moduleName: 'workbox-expiration',
- className: 'CacheExpiration',
- funcName: 'updateTimestamp',
- paramName: 'url'
- });
- }
- await this._timestampModel.setTimestamp(url, Date.now());
- }
- /**
- * Can be used to check if a URL has expired or not before it's used.
- *
- * This requires a look up from IndexedDB, so can be slow.
- *
- * Note: This method will not remove the cached entry, call
- * `expireEntries()` to remove indexedDB and Cache entries.
- *
- * @param {string} url
- * @return {boolean}
- */
- async isURLExpired(url) {
- if (!this._maxAgeSeconds) {
- {
- throw new WorkboxError(`expired-test-without-max-age`, {
- methodName: 'isURLExpired',
- paramName: 'maxAgeSeconds'
- });
- }
- } else {
- const timestamp = await this._timestampModel.getTimestamp(url);
- const expireOlderThan = Date.now() - this._maxAgeSeconds * 1000;
- return timestamp !== undefined ? timestamp < expireOlderThan : true;
- }
- }
- /**
- * Removes the IndexedDB object store used to keep track of cache expiration
- * metadata.
- */
- async delete() {
- // Make sure we don't attempt another rerun if we're called in the middle of
- // a cache expiration.
- this._rerunRequested = false;
- await this._timestampModel.expireEntries(Infinity); // Expires all.
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * This plugin can be used in a `workbox-strategy` to regularly enforce a
- * limit on the age and / or the number of cached requests.
- *
- * It can only be used with `workbox-strategy` instances that have a
- * [custom `cacheName` property set](/web/tools/workbox/guides/configure-workbox#custom_cache_names_in_strategies).
- * In other words, it can't be used to expire entries in strategy that uses the
- * default runtime cache name.
- *
- * Whenever a cached response is used or updated, this plugin will look
- * at the associated cache and remove any old or extra responses.
- *
- * When using `maxAgeSeconds`, responses may be used *once* after expiring
- * because the expiration clean up will not have occurred until *after* the
- * cached response has been used. If the response has a "Date" header, then
- * a light weight expiration check is performed and the response will not be
- * used immediately.
- *
- * When using `maxEntries`, the entry least-recently requested will be removed
- * from the cache first.
- *
- * @memberof workbox-expiration
- */
-class ExpirationPlugin {
- /**
- * @param {ExpirationPluginOptions} config
- * @param {number} [config.maxEntries] The maximum number of entries to cache.
- * Entries used the least will be removed as the maximum is reached.
- * @param {number} [config.maxAgeSeconds] The maximum age of an entry before
- * it's treated as stale and removed.
- * @param {Object} [config.matchOptions] The [`CacheQueryOptions`](https://developer.mozilla.org/en-US/docs/Web/API/Cache/delete#Parameters)
- * that will be used when calling `delete()` on the cache.
- * @param {boolean} [config.purgeOnQuotaError] Whether to opt this cache in to
- * automatic deletion if the available storage quota has been exceeded.
- */
- constructor(config = {}) {
- /**
- * A "lifecycle" callback that will be triggered automatically by the
- * `workbox-strategies` handlers when a `Response` is about to be returned
- * from a [Cache](https://developer.mozilla.org/en-US/docs/Web/API/Cache) to
- * the handler. It allows the `Response` to be inspected for freshness and
- * prevents it from being used if the `Response`'s `Date` header value is
- * older than the configured `maxAgeSeconds`.
- *
- * @param {Object} options
- * @param {string} options.cacheName Name of the cache the response is in.
- * @param {Response} options.cachedResponse The `Response` object that's been
- * read from a cache and whose freshness should be checked.
- * @return {Response} Either the `cachedResponse`, if it's
- * fresh, or `null` if the `Response` is older than `maxAgeSeconds`.
- *
- * @private
- */
- this.cachedResponseWillBeUsed = async ({
- event,
- request,
- cacheName,
- cachedResponse
- }) => {
- if (!cachedResponse) {
- return null;
- }
- const isFresh = this._isResponseDateFresh(cachedResponse);
- // Expire entries to ensure that even if the expiration date has
- // expired, it'll only be used once.
- const cacheExpiration = this._getCacheExpiration(cacheName);
- dontWaitFor(cacheExpiration.expireEntries());
- // Update the metadata for the request URL to the current timestamp,
- // but don't `await` it as we don't want to block the response.
- const updateTimestampDone = cacheExpiration.updateTimestamp(request.url);
- if (event) {
- try {
- event.waitUntil(updateTimestampDone);
- } catch (error) {
- {
- // The event may not be a fetch event; only log the URL if it is.
- if ('request' in event) {
- logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache entry for ` + `'${getFriendlyURL(event.request.url)}'.`);
- }
- }
- }
- }
- return isFresh ? cachedResponse : null;
- };
- /**
- * A "lifecycle" callback that will be triggered automatically by the
- * `workbox-strategies` handlers when an entry is added to a cache.
- *
- * @param {Object} options
- * @param {string} options.cacheName Name of the cache that was updated.
- * @param {string} options.request The Request for the cached entry.
- *
- * @private
- */
- this.cacheDidUpdate = async ({
- cacheName,
- request
- }) => {
- {
- finalAssertExports.isType(cacheName, 'string', {
- moduleName: 'workbox-expiration',
- className: 'Plugin',
- funcName: 'cacheDidUpdate',
- paramName: 'cacheName'
- });
- finalAssertExports.isInstance(request, Request, {
- moduleName: 'workbox-expiration',
- className: 'Plugin',
- funcName: 'cacheDidUpdate',
- paramName: 'request'
- });
- }
- const cacheExpiration = this._getCacheExpiration(cacheName);
- await cacheExpiration.updateTimestamp(request.url);
- await cacheExpiration.expireEntries();
- };
- {
- if (!(config.maxEntries || config.maxAgeSeconds)) {
- throw new WorkboxError('max-entries-or-age-required', {
- moduleName: 'workbox-expiration',
- className: 'Plugin',
- funcName: 'constructor'
- });
- }
- if (config.maxEntries) {
- finalAssertExports.isType(config.maxEntries, 'number', {
- moduleName: 'workbox-expiration',
- className: 'Plugin',
- funcName: 'constructor',
- paramName: 'config.maxEntries'
- });
- }
- if (config.maxAgeSeconds) {
- finalAssertExports.isType(config.maxAgeSeconds, 'number', {
- moduleName: 'workbox-expiration',
- className: 'Plugin',
- funcName: 'constructor',
- paramName: 'config.maxAgeSeconds'
- });
- }
- }
- this._config = config;
- this._maxAgeSeconds = config.maxAgeSeconds;
- this._cacheExpirations = new Map();
- if (config.purgeOnQuotaError) {
- registerQuotaErrorCallback(() => this.deleteCacheAndMetadata());
- }
- }
- /**
- * A simple helper method to return a CacheExpiration instance for a given
- * cache name.
- *
- * @param {string} cacheName
- * @return {CacheExpiration}
- *
- * @private
- */
- _getCacheExpiration(cacheName) {
- if (cacheName === cacheNames.getRuntimeName()) {
- throw new WorkboxError('expire-custom-caches-only');
- }
- let cacheExpiration = this._cacheExpirations.get(cacheName);
- if (!cacheExpiration) {
- cacheExpiration = new CacheExpiration(cacheName, this._config);
- this._cacheExpirations.set(cacheName, cacheExpiration);
- }
- return cacheExpiration;
- }
- /**
- * @param {Response} cachedResponse
- * @return {boolean}
- *
- * @private
- */
- _isResponseDateFresh(cachedResponse) {
- if (!this._maxAgeSeconds) {
- // We aren't expiring by age, so return true, it's fresh
- return true;
- }
- // Check if the 'date' header will suffice a quick expiration check.
- // See https://github.com/GoogleChromeLabs/sw-toolbox/issues/164 for
- // discussion.
- const dateHeaderTimestamp = this._getDateHeaderTimestamp(cachedResponse);
- if (dateHeaderTimestamp === null) {
- // Unable to parse date, so assume it's fresh.
- return true;
- }
- // If we have a valid headerTime, then our response is fresh iff the
- // headerTime plus maxAgeSeconds is greater than the current time.
- const now = Date.now();
- return dateHeaderTimestamp >= now - this._maxAgeSeconds * 1000;
- }
- /**
- * This method will extract the data header and parse it into a useful
- * value.
- *
- * @param {Response} cachedResponse
- * @return {number|null}
- *
- * @private
- */
- _getDateHeaderTimestamp(cachedResponse) {
- if (!cachedResponse.headers.has('date')) {
- return null;
- }
- const dateHeader = cachedResponse.headers.get('date');
- const parsedDate = new Date(dateHeader);
- const headerTime = parsedDate.getTime();
- // If the Date header was invalid for some reason, parsedDate.getTime()
- // will return NaN.
- if (isNaN(headerTime)) {
- return null;
- }
- return headerTime;
- }
- /**
- * This is a helper method that performs two operations:
- *
- * - Deletes *all* the underlying Cache instances associated with this plugin
- * instance, by calling caches.delete() on your behalf.
- * - Deletes the metadata from IndexedDB used to keep track of expiration
- * details for each Cache instance.
- *
- * When using cache expiration, calling this method is preferable to calling
- * `caches.delete()` directly, since this will ensure that the IndexedDB
- * metadata is also cleanly removed and open IndexedDB instances are deleted.
- *
- * Note that if you're *not* using cache expiration for a given cache, calling
- * `caches.delete()` and passing in the cache's name should be sufficient.
- * There is no Workbox-specific method needed for cleanup in that case.
- */
- async deleteCacheAndMetadata() {
- // Do this one at a time instead of all at once via `Promise.all()` to
- // reduce the chance of inconsistency if a promise rejects.
- for (const [cacheName, cacheExpiration] of this._cacheExpirations) {
- await self.caches.delete(cacheName);
- await cacheExpiration.delete();
- }
- // Reset this._cacheExpirations to its initial state.
- this._cacheExpirations = new Map();
- }
-}
-
-/*
- Copyright 2020 Google LLC
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-function stripParams(fullURL, ignoreParams) {
- const strippedURL = new URL(fullURL);
- for (const param of ignoreParams) {
- strippedURL.searchParams.delete(param);
- }
- return strippedURL.href;
-}
-/**
- * Matches an item in the cache, ignoring specific URL params. This is similar
- * to the `ignoreSearch` option, but it allows you to ignore just specific
- * params (while continuing to match on the others).
- *
- * @private
- * @param {Cache} cache
- * @param {Request} request
- * @param {Object} matchOptions
- * @param {Array<string>} ignoreParams
- * @return {Promise<Response|undefined>}
- */
-async function cacheMatchIgnoreParams(cache, request, ignoreParams, matchOptions) {
- const strippedRequestURL = stripParams(request.url, ignoreParams);
- // If the request doesn't include any ignored params, match as normal.
- if (request.url === strippedRequestURL) {
- return cache.match(request, matchOptions);
- }
- // Otherwise, match by comparing keys
- 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;
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * The Deferred class composes Promises in a way that allows for them to be
- * resolved or rejected from outside the constructor. In most cases promises
- * should be used directly, but Deferreds can be necessary when the logic to
- * resolve a promise must be separate.
- *
- * @private
- */
-class Deferred {
- /**
- * Creates a promise and exposes its resolve and reject functions as methods.
- */
- constructor() {
- this.promise = new Promise((resolve, reject) => {
- this.resolve = resolve;
- this.reject = reject;
- });
- }
-}
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Runs all of the callback functions, one at a time sequentially, in the order
- * in which they were registered.
- *
- * @memberof workbox-core
- * @private
- */
-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.');
- }
-}
-
-/*
- Copyright 2019 Google LLC
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Returns a promise that resolves and the passed number of milliseconds.
- * This utility is an async/await-friendly version of `setTimeout`.
- *
- * @param {number} ms
- * @return {Promise}
- * @private
- */
-function timeout(ms) {
- return new Promise(resolve => setTimeout(resolve, ms));
-}
-
-// @ts-ignore
-try {
- self['workbox:strategies:6.5.3'] && _();
-} catch (e) {}
-
-/*
- Copyright 2020 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-function toRequest(input) {
- return typeof input === 'string' ? new Request(input) : input;
-}
-/**
- * A class created every time a Strategy instance instance calls
- * {@link workbox-strategies.Strategy~handle} or
- * {@link workbox-strategies.Strategy~handleAll} that wraps all fetch and
- * cache actions around plugin callbacks and keeps track of when the strategy
- * is "done" (i.e. all added `event.waitUntil()` promises have resolved).
- *
- * @memberof workbox-strategies
- */
-class StrategyHandler {
- /**
- * Creates a new instance associated with the passed strategy and event
- * that's handling the request.
- *
- * The constructor also initializes the state that will be passed to each of
- * the plugins handling this request.
- *
- * @param {workbox-strategies.Strategy} strategy
- * @param {Object} options
- * @param {Request|string} options.request A request to run this strategy for.
- * @param {ExtendableEvent} options.event The event associated with the
- * request.
- * @param {URL} [options.url]
- * @param {*} [options.params] The return value from the
- * {@link workbox-routing~matchCallback} (if applicable).
- */
- constructor(strategy, options) {
- this._cacheKeys = {};
- /**
- * The request the strategy is performing (passed to the strategy's
- * `handle()` or `handleAll()` method).
- * @name request
- * @instance
- * @type {Request}
- * @memberof workbox-strategies.StrategyHandler
- */
- /**
- * The event associated with this request.
- * @name event
- * @instance
- * @type {ExtendableEvent}
- * @memberof workbox-strategies.StrategyHandler
- */
- /**
- * A `URL` instance of `request.url` (if passed to the strategy's
- * `handle()` or `handleAll()` method).
- * Note: the `url` param will be present if the strategy was invoked
- * from a workbox `Route` object.
- * @name url
- * @instance
- * @type {URL|undefined}
- * @memberof workbox-strategies.StrategyHandler
- */
- /**
- * A `param` value (if passed to the strategy's
- * `handle()` or `handleAll()` method).
- * Note: the `param` param will be present if the strategy was invoked
- * from a workbox `Route` object and the
- * {@link workbox-routing~matchCallback} returned
- * a truthy value (it will be that value).
- * @name params
- * @instance
- * @type {*|undefined}
- * @memberof workbox-strategies.StrategyHandler
- */
- {
- 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 = [];
- // Copy the plugins list (since it's mutable on the strategy),
- // so any mutations don't affect this handler instance.
- this._plugins = [...strategy.plugins];
- this._pluginStateMap = new Map();
- for (const plugin of this._plugins) {
- this._pluginStateMap.set(plugin, {});
- }
- this.event.waitUntil(this._handlerDeferred.promise);
- }
- /**
- * Fetches a given request (and invokes any applicable plugin callback
- * methods) using the `fetchOptions` (for non-navigation requests) and
- * `plugins` defined on the `Strategy` object.
- *
- * The following plugin lifecycle methods are invoked when using this method:
- * - `requestWillFetch()`
- * - `fetchDidSucceed()`
- * - `fetchDidFail()`
- *
- * @param {Request|string} input The URL or request to fetch.
- * @return {Promise<Response>}
- */
- 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;
- }
- }
- // If there is a fetchDidFail plugin, we need to save a clone of the
- // original request before it's either modified by a requestWillFetch
- // plugin or before the original request's body is consumed via fetch().
- 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
- });
- }
- }
- // The request can be altered by plugins with `requestWillFetch` making
- // the original request (most likely from a `fetch` event) different
- // from the Request we make. Pass both to `fetchDidFail` to aid debugging.
- const pluginFilteredRequest = request.clone();
- try {
- let fetchResponse;
- // See https://github.com/GoogleChrome/workbox/issues/1796
- 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 ` + `'${getFriendlyURL(request.url)}' threw an error.`, error);
- }
- // `originalRequest` will only exist if a `fetchDidFail` callback
- // is being used (see above).
- if (originalRequest) {
- await this.runCallbacks('fetchDidFail', {
- error: error,
- event,
- originalRequest: originalRequest.clone(),
- request: pluginFilteredRequest.clone()
- });
- }
- throw error;
- }
- }
- /**
- * Calls `this.fetch()` and (in the background) runs `this.cachePut()` on
- * the response generated by `this.fetch()`.
- *
- * The call to `this.cachePut()` automatically invokes `this.waitUntil()`,
- * so you do not have to manually call `waitUntil()` on the event.
- *
- * @param {Request|string} input The request or URL to fetch and cache.
- * @return {Promise<Response>}
- */
- async fetchAndCachePut(input) {
- const response = await this.fetch(input);
- const responseClone = response.clone();
- void this.waitUntil(this.cachePut(input, responseClone));
- return response;
- }
- /**
- * Matches a request from the cache (and invokes any applicable plugin
- * callback methods) using the `cacheName`, `matchOptions`, and `plugins`
- * defined on the strategy object.
- *
- * The following plugin lifecycle methods are invoked when using this method:
- * - cacheKeyWillByUsed()
- * - cachedResponseWillByUsed()
- *
- * @param {Request|string} key The Request or URL to use as the cache key.
- * @return {Promise<Response|undefined>} A matching response, if found.
- */
- async cacheMatch(key) {
- const request = toRequest(key);
- let cachedResponse;
- const {
- cacheName,
- matchOptions
- } = this._strategy;
- const effectiveRequest = await this.getCacheKey(request, 'read');
- const multiMatchOptions = Object.assign(Object.assign({}, matchOptions), {
- cacheName
- });
- cachedResponse = await caches.match(effectiveRequest, multiMatchOptions);
- {
- if (cachedResponse) {
- logger.debug(`Found a cached response in '${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;
- }
- /**
- * Puts a request/response pair in the cache (and invokes any applicable
- * plugin callback methods) using the `cacheName` and `plugins` defined on
- * the strategy object.
- *
- * The following plugin lifecycle methods are invoked when using this method:
- * - cacheKeyWillByUsed()
- * - cacheWillUpdate()
- * - cacheDidUpdate()
- *
- * @param {Request|string} key The request or URL to use as the cache key.
- * @param {Response} response The response to cache.
- * @return {Promise<boolean>} `false` if a cacheWillUpdate caused the response
- * not be cached, and `true` otherwise.
- */
- async cachePut(key, response) {
- const request = toRequest(key);
- // Run in the next task to avoid blocking other cache reads.
- // https://github.com/w3c/ServiceWorker/issues/1397
- 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
- });
- }
- // See https://github.com/GoogleChrome/workbox/issues/2818
- 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 '${getFriendlyURL(effectiveRequest.url)}' ` + `will not be cached.`, responseToCache);
- }
- return false;
- }
- const {
- cacheName,
- matchOptions
- } = this._strategy;
- const cache = await self.caches.open(cacheName);
- const hasCacheUpdateCallback = this.hasCallback('cacheDidUpdate');
- const oldResponse = hasCacheUpdateCallback ? await cacheMatchIgnoreParams(
- // TODO(philipwalton): the `__WB_REVISION__` param is a precaching
- // feature. Consider into ways to only add this behavior if using
- // precaching.
- cache, effectiveRequest.clone(), ['__WB_REVISION__'], matchOptions) : null;
- {
- logger.debug(`Updating the '${cacheName}' cache with a new Response ` + `for ${getFriendlyURL(effectiveRequest.url)}.`);
- }
- try {
- await cache.put(effectiveRequest, hasCacheUpdateCallback ? responseToCache.clone() : responseToCache);
- } catch (error) {
- if (error instanceof Error) {
- // See https://developer.mozilla.org/en-US/docs/Web/API/DOMException#exception-QuotaExceededError
- if (error.name === 'QuotaExceededError') {
- await executeQuotaErrorCallbacks();
- }
- throw error;
- }
- }
- for (const callback of this.iterateCallbacks('cacheDidUpdate')) {
- await callback({
- cacheName,
- oldResponse,
- newResponse: responseToCache.clone(),
- request: effectiveRequest,
- event: this.event
- });
- }
- return true;
- }
- /**
- * Checks the list of plugins for the `cacheKeyWillBeUsed` callback, and
- * executes any of those callbacks found in sequence. The final `Request`
- * object returned by the last plugin is treated as the cache key for cache
- * reads and/or writes. If no `cacheKeyWillBeUsed` plugin callbacks have
- * been registered, the passed request is returned unmodified
- *
- * @param {Request} request
- * @param {string} mode
- * @return {Promise<Request>}
- */
- async getCacheKey(request, mode) {
- const key = `${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 has a type any can't change right now.
- params: this.params // eslint-disable-line
- }));
- }
-
- this._cacheKeys[key] = effectiveRequest;
- }
- return this._cacheKeys[key];
- }
- /**
- * Returns true if the strategy has at least one plugin with the given
- * callback.
- *
- * @param {string} name The name of the callback to check for.
- * @return {boolean}
- */
- hasCallback(name) {
- for (const plugin of this._strategy.plugins) {
- if (name in plugin) {
- return true;
- }
- }
- return false;
- }
- /**
- * Runs all plugin callbacks matching the given name, in order, passing the
- * given param object (merged ith the current plugin state) as the only
- * argument.
- *
- * Note: since this method runs all plugins, it's not suitable for cases
- * where the return value of a callback needs to be applied prior to calling
- * the next callback. See
- * {@link workbox-strategies.StrategyHandler#iterateCallbacks}
- * below for how to handle that case.
- *
- * @param {string} name The name of the callback to run within each plugin.
- * @param {Object} param The object to pass as the first (and only) param
- * when executing each callback. This object will be merged with the
- * current plugin state prior to callback execution.
- */
- async runCallbacks(name, param) {
- for (const callback of this.iterateCallbacks(name)) {
- // TODO(philipwalton): not sure why `any` is needed. It seems like
- // this should work with `as WorkboxPluginCallbackParam[C]`.
- await callback(param);
- }
- }
- /**
- * Accepts a callback and returns an iterable of matching plugin callbacks,
- * where each callback is wrapped with the current handler state (i.e. when
- * you call each callback, whatever object parameter you pass it will
- * be merged with the plugin's current state).
- *
- * @param {string} name The name fo the callback to run
- * @return {Array<Function>}
- */
- *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
- });
- // TODO(philipwalton): not sure why `any` is needed. It seems like
- // this should work with `as WorkboxPluginCallbackParam[C]`.
- return plugin[name](statefulParam);
- };
- yield statefulCallback;
- }
- }
- }
- /**
- * Adds a promise to the
- * [extend lifetime promises]{@link https://w3c.github.io/ServiceWorker/#extendableevent-extend-lifetime-promises}
- * of the event event associated with the request being handled (usually a
- * `FetchEvent`).
- *
- * Note: you can await
- * {@link workbox-strategies.StrategyHandler~doneWaiting}
- * to know when all added promises have settled.
- *
- * @param {Promise} promise A promise to add to the extend lifetime promises
- * of the event that triggered the request.
- */
- waitUntil(promise) {
- this._extendLifetimePromises.push(promise);
- return promise;
- }
- /**
- * Returns a promise that resolves once all promises passed to
- * {@link workbox-strategies.StrategyHandler~waitUntil}
- * have settled.
- *
- * Note: any work done after `doneWaiting()` settles should be manually
- * passed to an event's `waitUntil()` method (not this handler's
- * `waitUntil()` method), otherwise the service worker thread my be killed
- * prior to your work completing.
- */
- async doneWaiting() {
- let promise;
- while (promise = this._extendLifetimePromises.shift()) {
- await promise;
- }
- }
- /**
- * Stops running the strategy and immediately resolves any pending
- * `waitUntil()` promises.
- */
- destroy() {
- this._handlerDeferred.resolve(null);
- }
- /**
- * This method will call cacheWillUpdate on the available plugins (or use
- * status === 200) to determine if the Response is safe and valid to cache.
- *
- * @param {Request} options.request
- * @param {Response} options.response
- * @return {Promise<Response|undefined>}
- *
- * @private
- */
- 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;
- }
-}
-
-/*
- Copyright 2020 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * An abstract base class that all other strategy classes must extend from:
- *
- * @memberof workbox-strategies
- */
-class Strategy {
- /**
- * Creates a new instance of the strategy and sets all documented option
- * properties as public instance properties.
- *
- * Note: if a custom strategy class extends the base Strategy class and does
- * not need more than these properties, it does not need to define its own
- * constructor.
- *
- * @param {Object} [options]
- * @param {string} [options.cacheName] Cache name to store and retrieve
- * requests. Defaults to the cache names provided by
- * {@link workbox-core.cacheNames}.
- * @param {Array<Object>} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins}
- * to use in conjunction with this caching strategy.
- * @param {Object} [options.fetchOptions] Values passed along to the
- * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters)
- * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796)
- * `fetch()` requests made by this strategy.
- * @param {Object} [options.matchOptions] The
- * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions}
- * for any `cache.match()` or `cache.put()` calls made by this strategy.
- */
- constructor(options = {}) {
- /**
- * Cache name to store and retrieve
- * requests. Defaults to the cache names provided by
- * {@link workbox-core.cacheNames}.
- *
- * @type {string}
- */
- this.cacheName = cacheNames.getRuntimeName(options.cacheName);
- /**
- * The list
- * [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins}
- * used by this strategy.
- *
- * @type {Array<Object>}
- */
- this.plugins = options.plugins || [];
- /**
- * Values passed along to the
- * [`init`]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters}
- * of all fetch() requests made by this strategy.
- *
- * @type {Object}
- */
- this.fetchOptions = options.fetchOptions;
- /**
- * The
- * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions}
- * for any `cache.match()` or `cache.put()` calls made by this strategy.
- *
- * @type {Object}
- */
- this.matchOptions = options.matchOptions;
- }
- /**
- * Perform a request strategy and returns a `Promise` that will resolve with
- * a `Response`, invoking all relevant plugin callbacks.
- *
- * When a strategy instance is registered with a Workbox
- * {@link workbox-routing.Route}, this method is automatically
- * called when the route matches.
- *
- * Alternatively, this method can be used in a standalone `FetchEvent`
- * listener by passing it to `event.respondWith()`.
- *
- * @param {FetchEvent|Object} options A `FetchEvent` or an object with the
- * properties listed below.
- * @param {Request|string} options.request A request to run this strategy for.
- * @param {ExtendableEvent} options.event The event associated with the
- * request.
- * @param {URL} [options.url]
- * @param {*} [options.params]
- */
- handle(options) {
- const [responseDone] = this.handleAll(options);
- return responseDone;
- }
- /**
- * Similar to {@link workbox-strategies.Strategy~handle}, but
- * instead of just returning a `Promise` that resolves to a `Response` it
- * it will return an tuple of `[response, done]` promises, where the former
- * (`response`) is equivalent to what `handle()` returns, and the latter is a
- * Promise that will resolve once any promises that were added to
- * `event.waitUntil()` as part of performing the strategy have completed.
- *
- * You can await the `done` promise to ensure any extra work performed by
- * the strategy (usually caching responses) completes successfully.
- *
- * @param {FetchEvent|Object} options A `FetchEvent` or an object with the
- * properties listed below.
- * @param {Request|string} options.request A request to run this strategy for.
- * @param {ExtendableEvent} options.event The event associated with the
- * request.
- * @param {URL} [options.url]
- * @param {*} [options.params]
- * @return {Array<Promise>} A tuple of [response, done]
- * promises that can be used to determine when the response resolves as
- * well as when the handler has completed all its work.
- */
- handleAll(options) {
- // Allow for flexible options to be passed.
- 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 an array of promises, suitable for use with Promise.all().
- return [responseDone, handlerDone];
- }
- async _getResponse(handler, request, event) {
- await handler.runCallbacks('handlerWillStart', {
- event,
- request
- });
- let response = undefined;
- try {
- response = await this._handle(request, handler);
- // The "official" Strategy subclasses all throw this error automatically,
- // but in case a third-party Strategy doesn't, ensure that we have a
- // consistent failure when there's no response or an error response.
- 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) {
- // Ignore errors, as response errors should be caught via the `response`
- // promise above. The `done` promise will only throw for errors in
- // promises passed to `handler.waitUntil()`.
- }
- 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;
- }
- }
-}
-/**
- * Classes extending the `Strategy` based class should implement this method,
- * and leverage the {@link workbox-strategies.StrategyHandler}
- * arg to perform all fetching and cache logic, which will ensure all relevant
- * cache, cache options, fetch options and plugins are used (per the current
- * strategy instance).
- *
- * @name _handle
- * @instance
- * @abstract
- * @function
- * @param {Request} request
- * @param {workbox-strategies.StrategyHandler} handler
- * @return {Promise<Response>}
- *
- * @memberof workbox-strategies.Strategy
- */
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-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();
- }
- }
-};
-
-/*
- Copyright 2018 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * An implementation of a [cache-first](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#cache-first-falling-back-to-network)
- * request strategy.
- *
- * A cache first strategy is useful for assets that have been revisioned,
- * such as URLs like `/styles/example.a8f5f1.css`, since they
- * can be cached for long periods of time.
- *
- * If the network request fails, and there is no cache match, this will throw
- * a `WorkboxError` exception.
- *
- * @extends workbox-strategies.Strategy
- * @memberof workbox-strategies
- */
-class CacheFirst extends Strategy {
- /**
- * @private
- * @param {Request|string} request A request to run this strategy for.
- * @param {workbox-strategies.StrategyHandler} handler The event that
- * triggered the request.
- * @return {Promise<Response>}
- */
- async _handle(request, handler) {
- const logs = [];
- {
- finalAssertExports.isInstance(request, Request, {
- moduleName: 'workbox-strategies',
- className: this.constructor.name,
- funcName: 'makeRequest',
- paramName: 'request'
- });
- }
- let response = await handler.cacheMatch(request);
- let error = undefined;
- if (!response) {
- {
- logs.push(`No response found in the '${this.cacheName}' cache. ` + `Will respond with a network request.`);
- }
- try {
- response = await handler.fetchAndCachePut(request);
- } catch (err) {
- if (err instanceof Error) {
- error = err;
- }
- }
- {
- if (response) {
- logs.push(`Got response from network.`);
- } else {
- logs.push(`Unable to get a response from the network.`);
- }
- }
- } else {
- {
- logs.push(`Found a cached response in the '${this.cacheName}' cache.`);
- }
- }
- {
- 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,
- error
- });
- }
- return response;
- }
-}
-
-/*
- Copyright 2019 Google LLC
-
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
-*/
-/**
- * Claim any currently available clients once the service worker
- * becomes active. This is normally used in conjunction with `skipWaiting()`.
- *
- * @memberof workbox-core
- */
-function clientsClaim() {
- self.addEventListener('activate', () => self.clients.claim());
-}
-
-self.skipWaiting();
-clientsClaim();
-registerRoute(/^.*\/(apps|core)(\/[a-z-_]+)?\/preview.*/i, new CacheFirst({
- "cacheName": "previews",
- plugins: [new ExpirationPlugin({
- maxAgeSeconds: 604800,
- maxEntries: 10000
- })]
-}), 'GET');
-self.__WB_DISABLE_DEV_LOGS = true;
+try{self["workbox:core:6.5.3"]&&_()}catch(t){}const t=(t,...e)=>{let s=t;return e.length>0&&(s+=` :: ${JSON.stringify(e)}`),s};class e extends Error{constructor(e,s){super(t(e,s)),this.name=e,this.details=s}}try{self["workbox:routing:6.5.3"]&&_()}catch(t){}const s=t=>t&&"object"==typeof t?t:{handle:t};class n{constructor(t,e,n="GET"){this.handler=s(e),this.match=t,this.method=n}setCatchHandler(t){this.catchHandler=s(t)}}class r extends n{constructor(t,e,s){super((({url:e})=>{const s=t.exec(e.href);if(s&&(e.origin===location.origin||0===s.index))return s.slice(1)}),e,s)}}class i{constructor(){this.t=new Map,this.i=new Map}get routes(){return this.t}addFetchListener(){self.addEventListener("fetch",(t=>{const{request:e}=t,s=this.handleRequest({request:e,event:t});s&&t.respondWith(s)}))}addCacheListener(){self.addEventListener("message",(t=>{if(t.data&&"CACHE_URLS"===t.data.type){const{payload:e}=t.data,s=Promise.all(e.urlsToCache.map((e=>{"string"==typeof e&&(e=[e]);const s=new 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w=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var s=arguments[e];for(var n in s)Object.prototype.hasOwnProperty.call(s,n)&&(t[n]=s[n])}return t},w.apply(this,arguments)}let d,p;const m=new WeakMap,y=new WeakMap,g=new WeakMap,v=new WeakMap,D=new WeakMap;let b={get(t,e,s){if(t instanceof IDBTransaction){if("done"===e)return y.get(t);if("objectStoreNames"===e)return t.objectStoreNames||g.get(t);if("store"===e)return s.objectStoreNames[1]?void 0:s.objectStore(s.objectStoreNames[0])}return E(t[e])},set:(t,e,s)=>(t[e]=s,!0),has:(t,e)=>t instanceof IDBTransaction&&("done"===e||"store"===e)||e in t};function q(t){return t!==IDBDatabase.prototype.transaction||"objectStoreNames"in IDBTransaction.prototype?(p||(p=[IDBCursor.prototype.advance,IDBCursor.prototype.continue,IDBCursor.prototype.continuePrimaryKey])).includes(t)?function(...e){return t.apply(x(this),e),E(m.get(this))}:function(...e){return E(t.apply(x(this),e))}:function(e,...s){const 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IDBCursor&&m.set(e,t)})).catch((()=>{})),D.set(e,t),e}(t);if(v.has(t))return v.get(t);const e=R(t);return e!==t&&(v.set(t,e),D.set(e,t)),e}const x=t=>D.get(t);const I=["get","getKey","getAll","getAllKeys","count"],O=["put","add","delete","clear"],B=new Map;function C(t,e){if(!(t instanceof IDBDatabase)||e in t||"string"!=typeof e)return;if(B.get(e))return B.get(e);const s=e.replace(/FromIndex$/,""),n=e!==s,r=O.includes(s);if(!(s in(n?IDBIndex:IDBObjectStore).prototype)||!r&&!I.includes(s))return;const i=async function(t,...e){const i=this.transaction(t,r?"readwrite":"readonly");let a=i.store;return n&&(a=a.index(e.shift())),(await Promise.all([a[s](...e),r&&i.done]))[0]};return B.set(e,i),i}b=(t=>w({},t,{get:(e,s,n)=>C(e,s)||t.get(e,s,n),has:(e,s)=>!!C(e,s)||t.has(e,s)}))(b);try{self["workbox:expiration:6.5.3"]&&_()}catch(t){}const N=t=>{const e=new URL(t,location.href);return e.hash="",e.href};class k{constructor(t){this.h=null,this.u=t}l(t){const 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